-menuconfig WL12XX
+menuconfig WL12XX_MENU
tristate "TI wl12xx driver support"
depends on MAC80211 && EXPERIMENTAL
---help---
- This will enable TI wl12xx driver support. The drivers make
- use of the mac80211 stack.
+ This will enable TI wl12xx driver support for the following chips:
+ wl1271 and wl1273.
+ The drivers make use of the mac80211 stack.
-config WL1271
- tristate "TI wl1271 support"
- depends on WL12XX && GENERIC_HARDIRQS
+config WL12XX
+ tristate "TI wl12xx support"
+ depends on WL12XX_MENU && GENERIC_HARDIRQS
depends on INET
select FW_LOADER
select CRC7
---help---
- This module adds support for wireless adapters based on the
- TI wl1271 chipset.
+ This module adds support for wireless adapters based on TI wl1271 and
+ TI wl1273 chipsets. This module does *not* include support for wl1251.
+ For wl1251 support, use the separate homonymous driver instead.
- If you choose to build a module, it'll be called wl1271. Say N if
+ If you choose to build a module, it will be called wl12xx. Say N if
unsure.
-config WL1271_HT
- bool "TI wl1271 802.11 HT support (EXPERIMENTAL)"
- depends on WL1271 && EXPERIMENTAL
+config WL12XX_HT
+ bool "TI wl12xx 802.11 HT support (EXPERIMENTAL)"
+ depends on WL12XX && EXPERIMENTAL
default n
---help---
- This will enable 802.11 HT support for TI wl1271 chipset.
+ This will enable 802.11 HT support in the wl12xx module.
That configuration is temporary due to the code incomplete and
still in testing process.
-config WL1271_SPI
- tristate "TI wl1271 SPI support"
- depends on WL1271 && SPI_MASTER
+config WL12XX_SPI
+ tristate "TI wl12xx SPI support"
+ depends on WL12XX && SPI_MASTER
---help---
This module adds support for the SPI interface of adapters using
- TI wl1271 chipset. Select this if your platform is using
+ TI wl12xx chipsets. Select this if your platform is using
the SPI bus.
- If you choose to build a module, it'll be called wl1251_spi.
+ If you choose to build a module, it'll be called wl12xx_spi.
Say N if unsure.
-config WL1271_SDIO
- tristate "TI wl1271 SDIO support"
- depends on WL1271 && MMC
+config WL12XX_SDIO
+ tristate "TI wl12xx SDIO support"
+ depends on WL12XX && MMC
---help---
This module adds support for the SDIO interface of adapters using
- TI wl1271 chipset. Select this if your platform is using
+ TI wl12xx chipsets. Select this if your platform is using
the SDIO bus.
- If you choose to build a module, it'll be called
- wl1271_sdio. Say N if unsure.
+ If you choose to build a module, it'll be called wl12xx_sdio.
+ Say N if unsure.
config WL12XX_PLATFORM_DATA
bool
- depends on WL1271_SDIO != n || WL1251_SDIO != n
+ depends on WL12XX_SDIO != n || WL1251_SDIO != n
default y
-wl1271-objs = wl1271_main.o wl1271_cmd.o wl1271_io.o \
- wl1271_event.o wl1271_tx.o wl1271_rx.o \
- wl1271_ps.o wl1271_acx.o wl1271_boot.o \
- wl1271_init.o wl1271_debugfs.o wl1271_scan.o
+wl12xx-objs = main.o cmd.o io.o event.o tx.o rx.o ps.o acx.o \
+ boot.o init.o debugfs.o scan.o
-wl1271-$(CONFIG_NL80211_TESTMODE) += wl1271_testmode.o
-obj-$(CONFIG_WL1271) += wl1271.o
-obj-$(CONFIG_WL1271_SPI) += wl1271_spi.o
-obj-$(CONFIG_WL1271_SDIO) += wl1271_sdio.o
+wl12xx_spi-objs = spi.o
+wl12xx_sdio-objs = sdio.o
+
+wl12xx-$(CONFIG_NL80211_TESTMODE) += testmode.o
+obj-$(CONFIG_WL12XX) += wl12xx.o
+obj-$(CONFIG_WL12XX_SPI) += wl12xx_spi.o
+obj-$(CONFIG_WL12XX_SDIO) += wl12xx_sdio.o
# small builtin driver bit
obj-$(CONFIG_WL12XX_PLATFORM_DATA) += wl12xx_platform_data.o
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include "acx.h"
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/crc7.h>
+#include <linux/spi/spi.h>
+#include <linux/slab.h>
+
+#include "wl12xx.h"
+#include "wl12xx_80211.h"
+#include "reg.h"
+#include "ps.h"
+
+int wl1271_acx_wake_up_conditions(struct wl1271 *wl)
+{
+ struct acx_wake_up_condition *wake_up;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx wake up conditions");
+
+ wake_up = kzalloc(sizeof(*wake_up), GFP_KERNEL);
+ if (!wake_up) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ wake_up->wake_up_event = wl->conf.conn.wake_up_event;
+ wake_up->listen_interval = wl->conf.conn.listen_interval;
+
+ ret = wl1271_cmd_configure(wl, ACX_WAKE_UP_CONDITIONS,
+ wake_up, sizeof(*wake_up));
+ if (ret < 0) {
+ wl1271_warning("could not set wake up conditions: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(wake_up);
+ return ret;
+}
+
+int wl1271_acx_sleep_auth(struct wl1271 *wl, u8 sleep_auth)
+{
+ struct acx_sleep_auth *auth;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx sleep auth");
+
+ auth = kzalloc(sizeof(*auth), GFP_KERNEL);
+ if (!auth) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ auth->sleep_auth = sleep_auth;
+
+ ret = wl1271_cmd_configure(wl, ACX_SLEEP_AUTH, auth, sizeof(*auth));
+ if (ret < 0)
+ return ret;
+
+out:
+ kfree(auth);
+ return ret;
+}
+
+int wl1271_acx_tx_power(struct wl1271 *wl, int power)
+{
+ struct acx_current_tx_power *acx;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx dot11_cur_tx_pwr");
+
+ if (power < 0 || power > 25)
+ return -EINVAL;
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->current_tx_power = power * 10;
+
+ ret = wl1271_cmd_configure(wl, DOT11_CUR_TX_PWR, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("configure of tx power failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_feature_cfg(struct wl1271 *wl)
+{
+ struct acx_feature_config *feature;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx feature cfg");
+
+ feature = kzalloc(sizeof(*feature), GFP_KERNEL);
+ if (!feature) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE are disabled */
+ feature->data_flow_options = 0;
+ feature->options = 0;
+
+ ret = wl1271_cmd_configure(wl, ACX_FEATURE_CFG,
+ feature, sizeof(*feature));
+ if (ret < 0) {
+ wl1271_error("Couldnt set HW encryption");
+ goto out;
+ }
+
+out:
+ kfree(feature);
+ return ret;
+}
+
+int wl1271_acx_mem_map(struct wl1271 *wl, struct acx_header *mem_map,
+ size_t len)
+{
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx mem map");
+
+ ret = wl1271_cmd_interrogate(wl, ACX_MEM_MAP, mem_map, len);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+int wl1271_acx_rx_msdu_life_time(struct wl1271 *wl)
+{
+ struct acx_rx_msdu_lifetime *acx;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx rx msdu life time");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->lifetime = cpu_to_le32(wl->conf.rx.rx_msdu_life_time);
+ ret = wl1271_cmd_configure(wl, DOT11_RX_MSDU_LIFE_TIME,
+ acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("failed to set rx msdu life time: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_rx_config(struct wl1271 *wl, u32 config, u32 filter)
+{
+ struct acx_rx_config *rx_config;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx rx config");
+
+ rx_config = kzalloc(sizeof(*rx_config), GFP_KERNEL);
+ if (!rx_config) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ rx_config->config_options = cpu_to_le32(config);
+ rx_config->filter_options = cpu_to_le32(filter);
+
+ ret = wl1271_cmd_configure(wl, ACX_RX_CFG,
+ rx_config, sizeof(*rx_config));
+ if (ret < 0) {
+ wl1271_warning("failed to set rx config: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(rx_config);
+ return ret;
+}
+
+int wl1271_acx_pd_threshold(struct wl1271 *wl)
+{
+ struct acx_packet_detection *pd;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx data pd threshold");
+
+ pd = kzalloc(sizeof(*pd), GFP_KERNEL);
+ if (!pd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ pd->threshold = cpu_to_le32(wl->conf.rx.packet_detection_threshold);
+
+ ret = wl1271_cmd_configure(wl, ACX_PD_THRESHOLD, pd, sizeof(*pd));
+ if (ret < 0) {
+ wl1271_warning("failed to set pd threshold: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(pd);
+ return ret;
+}
+
+int wl1271_acx_slot(struct wl1271 *wl, enum acx_slot_type slot_time)
+{
+ struct acx_slot *slot;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx slot");
+
+ slot = kzalloc(sizeof(*slot), GFP_KERNEL);
+ if (!slot) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ slot->wone_index = STATION_WONE_INDEX;
+ slot->slot_time = slot_time;
+
+ ret = wl1271_cmd_configure(wl, ACX_SLOT, slot, sizeof(*slot));
+ if (ret < 0) {
+ wl1271_warning("failed to set slot time: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(slot);
+ return ret;
+}
+
+int wl1271_acx_group_address_tbl(struct wl1271 *wl, bool enable,
+ void *mc_list, u32 mc_list_len)
+{
+ struct acx_dot11_grp_addr_tbl *acx;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx group address tbl");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* MAC filtering */
+ acx->enabled = enable;
+ acx->num_groups = mc_list_len;
+ memcpy(acx->mac_table, mc_list, mc_list_len * ETH_ALEN);
+
+ ret = wl1271_cmd_configure(wl, DOT11_GROUP_ADDRESS_TBL,
+ acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("failed to set group addr table: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_service_period_timeout(struct wl1271 *wl)
+{
+ struct acx_rx_timeout *rx_timeout;
+ int ret;
+
+ rx_timeout = kzalloc(sizeof(*rx_timeout), GFP_KERNEL);
+ if (!rx_timeout) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ wl1271_debug(DEBUG_ACX, "acx service period timeout");
+
+ rx_timeout->ps_poll_timeout = cpu_to_le16(wl->conf.rx.ps_poll_timeout);
+ rx_timeout->upsd_timeout = cpu_to_le16(wl->conf.rx.upsd_timeout);
+
+ ret = wl1271_cmd_configure(wl, ACX_SERVICE_PERIOD_TIMEOUT,
+ rx_timeout, sizeof(*rx_timeout));
+ if (ret < 0) {
+ wl1271_warning("failed to set service period timeout: %d",
+ ret);
+ goto out;
+ }
+
+out:
+ kfree(rx_timeout);
+ return ret;
+}
+
+int wl1271_acx_rts_threshold(struct wl1271 *wl, u16 rts_threshold)
+{
+ struct acx_rts_threshold *rts;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx rts threshold");
+
+ rts = kzalloc(sizeof(*rts), GFP_KERNEL);
+ if (!rts) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ rts->threshold = cpu_to_le16(rts_threshold);
+
+ ret = wl1271_cmd_configure(wl, DOT11_RTS_THRESHOLD, rts, sizeof(*rts));
+ if (ret < 0) {
+ wl1271_warning("failed to set rts threshold: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(rts);
+ return ret;
+}
+
+int wl1271_acx_dco_itrim_params(struct wl1271 *wl)
+{
+ struct acx_dco_itrim_params *dco;
+ struct conf_itrim_settings *c = &wl->conf.itrim;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx dco itrim parameters");
+
+ dco = kzalloc(sizeof(*dco), GFP_KERNEL);
+ if (!dco) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ dco->enable = c->enable;
+ dco->timeout = cpu_to_le32(c->timeout);
+
+ ret = wl1271_cmd_configure(wl, ACX_SET_DCO_ITRIM_PARAMS,
+ dco, sizeof(*dco));
+ if (ret < 0) {
+ wl1271_warning("failed to set dco itrim parameters: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(dco);
+ return ret;
+}
+
+int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, bool enable_filter)
+{
+ struct acx_beacon_filter_option *beacon_filter = NULL;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx beacon filter opt");
+
+ if (enable_filter &&
+ wl->conf.conn.bcn_filt_mode == CONF_BCN_FILT_MODE_DISABLED)
+ goto out;
+
+ beacon_filter = kzalloc(sizeof(*beacon_filter), GFP_KERNEL);
+ if (!beacon_filter) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ beacon_filter->enable = enable_filter;
+
+ /*
+ * When set to zero, and the filter is enabled, beacons
+ * without the unicast TIM bit set are dropped.
+ */
+ beacon_filter->max_num_beacons = 0;
+
+ ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_OPT,
+ beacon_filter, sizeof(*beacon_filter));
+ if (ret < 0) {
+ wl1271_warning("failed to set beacon filter opt: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(beacon_filter);
+ return ret;
+}
+
+int wl1271_acx_beacon_filter_table(struct wl1271 *wl)
+{
+ struct acx_beacon_filter_ie_table *ie_table;
+ int i, idx = 0;
+ int ret;
+ bool vendor_spec = false;
+
+ wl1271_debug(DEBUG_ACX, "acx beacon filter table");
+
+ ie_table = kzalloc(sizeof(*ie_table), GFP_KERNEL);
+ if (!ie_table) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* configure default beacon pass-through rules */
+ ie_table->num_ie = 0;
+ for (i = 0; i < wl->conf.conn.bcn_filt_ie_count; i++) {
+ struct conf_bcn_filt_rule *r = &(wl->conf.conn.bcn_filt_ie[i]);
+ ie_table->table[idx++] = r->ie;
+ ie_table->table[idx++] = r->rule;
+
+ if (r->ie == WLAN_EID_VENDOR_SPECIFIC) {
+ /* only one vendor specific ie allowed */
+ if (vendor_spec)
+ continue;
+
+ /* for vendor specific rules configure the
+ additional fields */
+ memcpy(&(ie_table->table[idx]), r->oui,
+ CONF_BCN_IE_OUI_LEN);
+ idx += CONF_BCN_IE_OUI_LEN;
+ ie_table->table[idx++] = r->type;
+ memcpy(&(ie_table->table[idx]), r->version,
+ CONF_BCN_IE_VER_LEN);
+ idx += CONF_BCN_IE_VER_LEN;
+ vendor_spec = true;
+ }
+
+ ie_table->num_ie++;
+ }
+
+ ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_TABLE,
+ ie_table, sizeof(*ie_table));
+ if (ret < 0) {
+ wl1271_warning("failed to set beacon filter table: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(ie_table);
+ return ret;
+}
+
+#define ACX_CONN_MONIT_DISABLE_VALUE 0xffffffff
+
+int wl1271_acx_conn_monit_params(struct wl1271 *wl, bool enable)
+{
+ struct acx_conn_monit_params *acx;
+ u32 threshold = ACX_CONN_MONIT_DISABLE_VALUE;
+ u32 timeout = ACX_CONN_MONIT_DISABLE_VALUE;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx connection monitor parameters: %s",
+ enable ? "enabled" : "disabled");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ if (enable) {
+ threshold = wl->conf.conn.synch_fail_thold;
+ timeout = wl->conf.conn.bss_lose_timeout;
+ }
+
+ acx->synch_fail_thold = cpu_to_le32(threshold);
+ acx->bss_lose_timeout = cpu_to_le32(timeout);
+
+ ret = wl1271_cmd_configure(wl, ACX_CONN_MONIT_PARAMS,
+ acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("failed to set connection monitor "
+ "parameters: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+
+int wl1271_acx_sg_enable(struct wl1271 *wl, bool enable)
+{
+ struct acx_bt_wlan_coex *pta;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx sg enable");
+
+ pta = kzalloc(sizeof(*pta), GFP_KERNEL);
+ if (!pta) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ if (enable)
+ pta->enable = wl->conf.sg.state;
+ else
+ pta->enable = CONF_SG_DISABLE;
+
+ ret = wl1271_cmd_configure(wl, ACX_SG_ENABLE, pta, sizeof(*pta));
+ if (ret < 0) {
+ wl1271_warning("failed to set softgemini enable: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(pta);
+ return ret;
+}
+
+int wl1271_acx_sg_cfg(struct wl1271 *wl)
+{
+ struct acx_bt_wlan_coex_param *param;
+ struct conf_sg_settings *c = &wl->conf.sg;
+ int i, ret;
+
+ wl1271_debug(DEBUG_ACX, "acx sg cfg");
+
+ param = kzalloc(sizeof(*param), GFP_KERNEL);
+ if (!param) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* BT-WLAN coext parameters */
+ for (i = 0; i < CONF_SG_PARAMS_MAX; i++)
+ param->params[i] = cpu_to_le32(c->params[i]);
+ param->param_idx = CONF_SG_PARAMS_ALL;
+
+ ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param));
+ if (ret < 0) {
+ wl1271_warning("failed to set sg config: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(param);
+ return ret;
+}
+
+int wl1271_acx_cca_threshold(struct wl1271 *wl)
+{
+ struct acx_energy_detection *detection;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx cca threshold");
+
+ detection = kzalloc(sizeof(*detection), GFP_KERNEL);
+ if (!detection) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ detection->rx_cca_threshold = cpu_to_le16(wl->conf.rx.rx_cca_threshold);
+ detection->tx_energy_detection = wl->conf.tx.tx_energy_detection;
+
+ ret = wl1271_cmd_configure(wl, ACX_CCA_THRESHOLD,
+ detection, sizeof(*detection));
+ if (ret < 0) {
+ wl1271_warning("failed to set cca threshold: %d", ret);
+ return ret;
+ }
+
+out:
+ kfree(detection);
+ return ret;
+}
+
+int wl1271_acx_bcn_dtim_options(struct wl1271 *wl)
+{
+ struct acx_beacon_broadcast *bb;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx bcn dtim options");
+
+ bb = kzalloc(sizeof(*bb), GFP_KERNEL);
+ if (!bb) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ bb->beacon_rx_timeout = cpu_to_le16(wl->conf.conn.beacon_rx_timeout);
+ bb->broadcast_timeout = cpu_to_le16(wl->conf.conn.broadcast_timeout);
+ bb->rx_broadcast_in_ps = wl->conf.conn.rx_broadcast_in_ps;
+ bb->ps_poll_threshold = wl->conf.conn.ps_poll_threshold;
+
+ ret = wl1271_cmd_configure(wl, ACX_BCN_DTIM_OPTIONS, bb, sizeof(*bb));
+ if (ret < 0) {
+ wl1271_warning("failed to set rx config: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(bb);
+ return ret;
+}
+
+int wl1271_acx_aid(struct wl1271 *wl, u16 aid)
+{
+ struct acx_aid *acx_aid;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx aid");
+
+ acx_aid = kzalloc(sizeof(*acx_aid), GFP_KERNEL);
+ if (!acx_aid) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx_aid->aid = cpu_to_le16(aid);
+
+ ret = wl1271_cmd_configure(wl, ACX_AID, acx_aid, sizeof(*acx_aid));
+ if (ret < 0) {
+ wl1271_warning("failed to set aid: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx_aid);
+ return ret;
+}
+
+int wl1271_acx_event_mbox_mask(struct wl1271 *wl, u32 event_mask)
+{
+ struct acx_event_mask *mask;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx event mbox mask");
+
+ mask = kzalloc(sizeof(*mask), GFP_KERNEL);
+ if (!mask) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* high event mask is unused */
+ mask->high_event_mask = cpu_to_le32(0xffffffff);
+ mask->event_mask = cpu_to_le32(event_mask);
+
+ ret = wl1271_cmd_configure(wl, ACX_EVENT_MBOX_MASK,
+ mask, sizeof(*mask));
+ if (ret < 0) {
+ wl1271_warning("failed to set acx_event_mbox_mask: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(mask);
+ return ret;
+}
+
+int wl1271_acx_set_preamble(struct wl1271 *wl, enum acx_preamble_type preamble)
+{
+ struct acx_preamble *acx;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx_set_preamble");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->preamble = preamble;
+
+ ret = wl1271_cmd_configure(wl, ACX_PREAMBLE_TYPE, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("Setting of preamble failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_cts_protect(struct wl1271 *wl,
+ enum acx_ctsprotect_type ctsprotect)
+{
+ struct acx_ctsprotect *acx;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx_set_ctsprotect");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->ctsprotect = ctsprotect;
+
+ ret = wl1271_cmd_configure(wl, ACX_CTS_PROTECTION, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("Setting of ctsprotect failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_statistics(struct wl1271 *wl, struct acx_statistics *stats)
+{
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx statistics");
+
+ ret = wl1271_cmd_interrogate(wl, ACX_STATISTICS, stats,
+ sizeof(*stats));
+ if (ret < 0) {
+ wl1271_warning("acx statistics failed: %d", ret);
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+int wl1271_acx_rate_policies(struct wl1271 *wl)
+{
+ struct acx_rate_policy *acx;
+ struct conf_tx_rate_class *c = &wl->conf.tx.rc_conf;
+ int idx = 0;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx rate policies");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* configure one basic rate class */
+ idx = ACX_TX_BASIC_RATE;
+ acx->rate_class[idx].enabled_rates = cpu_to_le32(wl->basic_rate);
+ acx->rate_class[idx].short_retry_limit = c->short_retry_limit;
+ acx->rate_class[idx].long_retry_limit = c->long_retry_limit;
+ acx->rate_class[idx].aflags = c->aflags;
+
+ /* configure one AP supported rate class */
+ idx = ACX_TX_AP_FULL_RATE;
+ acx->rate_class[idx].enabled_rates = cpu_to_le32(wl->rate_set);
+ acx->rate_class[idx].short_retry_limit = c->short_retry_limit;
+ acx->rate_class[idx].long_retry_limit = c->long_retry_limit;
+ acx->rate_class[idx].aflags = c->aflags;
+
+ acx->rate_class_cnt = cpu_to_le32(ACX_TX_RATE_POLICY_CNT);
+
+ ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("Setting of rate policies failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_ac_cfg(struct wl1271 *wl, u8 ac, u8 cw_min, u16 cw_max,
+ u8 aifsn, u16 txop)
+{
+ struct acx_ac_cfg *acx;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx ac cfg %d cw_ming %d cw_max %d "
+ "aifs %d txop %d", ac, cw_min, cw_max, aifsn, txop);
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->ac = ac;
+ acx->cw_min = cw_min;
+ acx->cw_max = cpu_to_le16(cw_max);
+ acx->aifsn = aifsn;
+ acx->tx_op_limit = cpu_to_le16(txop);
+
+ ret = wl1271_cmd_configure(wl, ACX_AC_CFG, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx ac cfg failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_tid_cfg(struct wl1271 *wl, u8 queue_id, u8 channel_type,
+ u8 tsid, u8 ps_scheme, u8 ack_policy,
+ u32 apsd_conf0, u32 apsd_conf1)
+{
+ struct acx_tid_config *acx;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx tid config");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->queue_id = queue_id;
+ acx->channel_type = channel_type;
+ acx->tsid = tsid;
+ acx->ps_scheme = ps_scheme;
+ acx->ack_policy = ack_policy;
+ acx->apsd_conf[0] = cpu_to_le32(apsd_conf0);
+ acx->apsd_conf[1] = cpu_to_le32(apsd_conf1);
+
+ ret = wl1271_cmd_configure(wl, ACX_TID_CFG, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("Setting of tid config failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_frag_threshold(struct wl1271 *wl)
+{
+ struct acx_frag_threshold *acx;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx frag threshold");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->frag_threshold = cpu_to_le16(wl->conf.tx.frag_threshold);
+ ret = wl1271_cmd_configure(wl, ACX_FRAG_CFG, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("Setting of frag threshold failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_tx_config_options(struct wl1271 *wl)
+{
+ struct acx_tx_config_options *acx;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx tx config options");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->tx_compl_timeout = cpu_to_le16(wl->conf.tx.tx_compl_timeout);
+ acx->tx_compl_threshold = cpu_to_le16(wl->conf.tx.tx_compl_threshold);
+ ret = wl1271_cmd_configure(wl, ACX_TX_CONFIG_OPT, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("Setting of tx options failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_mem_cfg(struct wl1271 *wl)
+{
+ struct wl1271_acx_config_memory *mem_conf;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "wl1271 mem cfg");
+
+ mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL);
+ if (!mem_conf) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* memory config */
+ mem_conf->num_stations = DEFAULT_NUM_STATIONS;
+ mem_conf->rx_mem_block_num = ACX_RX_MEM_BLOCKS;
+ mem_conf->tx_min_mem_block_num = ACX_TX_MIN_MEM_BLOCKS;
+ mem_conf->num_ssid_profiles = ACX_NUM_SSID_PROFILES;
+ mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS);
+
+ ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
+ sizeof(*mem_conf));
+ if (ret < 0) {
+ wl1271_warning("wl1271 mem config failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(mem_conf);
+ return ret;
+}
+
+int wl1271_acx_init_mem_config(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_acx_mem_cfg(wl);
+ if (ret < 0)
+ return ret;
+
+ wl->target_mem_map = kzalloc(sizeof(struct wl1271_acx_mem_map),
+ GFP_KERNEL);
+ if (!wl->target_mem_map) {
+ wl1271_error("couldn't allocate target memory map");
+ return -ENOMEM;
+ }
+
+ /* we now ask for the firmware built memory map */
+ ret = wl1271_acx_mem_map(wl, (void *)wl->target_mem_map,
+ sizeof(struct wl1271_acx_mem_map));
+ if (ret < 0) {
+ wl1271_error("couldn't retrieve firmware memory map");
+ kfree(wl->target_mem_map);
+ wl->target_mem_map = NULL;
+ return ret;
+ }
+
+ /* initialize TX block book keeping */
+ wl->tx_blocks_available =
+ le32_to_cpu(wl->target_mem_map->num_tx_mem_blocks);
+ wl1271_debug(DEBUG_TX, "available tx blocks: %d",
+ wl->tx_blocks_available);
+
+ return 0;
+}
+
+int wl1271_acx_init_rx_interrupt(struct wl1271 *wl)
+{
+ struct wl1271_acx_rx_config_opt *rx_conf;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "wl1271 rx interrupt config");
+
+ rx_conf = kzalloc(sizeof(*rx_conf), GFP_KERNEL);
+ if (!rx_conf) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ rx_conf->threshold = cpu_to_le16(wl->conf.rx.irq_pkt_threshold);
+ rx_conf->timeout = cpu_to_le16(wl->conf.rx.irq_timeout);
+ rx_conf->mblk_threshold = cpu_to_le16(wl->conf.rx.irq_blk_threshold);
+ rx_conf->queue_type = wl->conf.rx.queue_type;
+
+ ret = wl1271_cmd_configure(wl, ACX_RX_CONFIG_OPT, rx_conf,
+ sizeof(*rx_conf));
+ if (ret < 0) {
+ wl1271_warning("wl1271 rx config opt failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(rx_conf);
+ return ret;
+}
+
+int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable)
+{
+ struct wl1271_acx_bet_enable *acx = NULL;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx bet enable");
+
+ if (enable && wl->conf.conn.bet_enable == CONF_BET_MODE_DISABLE)
+ goto out;
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->enable = enable ? CONF_BET_MODE_ENABLE : CONF_BET_MODE_DISABLE;
+ acx->max_consecutive = wl->conf.conn.bet_max_consecutive;
+
+ ret = wl1271_cmd_configure(wl, ACX_BET_ENABLE, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx bet enable failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_arp_ip_filter(struct wl1271 *wl, bool enable, __be32 address)
+{
+ struct wl1271_acx_arp_filter *acx;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx arp ip filter, enable: %d", enable);
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->version = ACX_IPV4_VERSION;
+ acx->enable = enable;
+
+ if (enable == true)
+ memcpy(acx->address, &address, ACX_IPV4_ADDR_SIZE);
+
+ ret = wl1271_cmd_configure(wl, ACX_ARP_IP_FILTER,
+ acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("failed to set arp ip filter: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_pm_config(struct wl1271 *wl)
+{
+ struct wl1271_acx_pm_config *acx = NULL;
+ struct conf_pm_config_settings *c = &wl->conf.pm_config;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx pm config");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->host_clk_settling_time = cpu_to_le32(c->host_clk_settling_time);
+ acx->host_fast_wakeup_support = c->host_fast_wakeup_support;
+
+ ret = wl1271_cmd_configure(wl, ACX_PM_CONFIG, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx pm config failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_keep_alive_mode(struct wl1271 *wl, bool enable)
+{
+ struct wl1271_acx_keep_alive_mode *acx = NULL;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx keep alive mode: %d", enable);
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->enabled = enable;
+
+ ret = wl1271_cmd_configure(wl, ACX_KEEP_ALIVE_MODE, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx keep alive mode failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_keep_alive_config(struct wl1271 *wl, u8 index, u8 tpl_valid)
+{
+ struct wl1271_acx_keep_alive_config *acx = NULL;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx keep alive config");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->period = cpu_to_le32(wl->conf.conn.keep_alive_interval);
+ acx->index = index;
+ acx->tpl_validation = tpl_valid;
+ acx->trigger = ACX_KEEP_ALIVE_NO_TX;
+
+ ret = wl1271_cmd_configure(wl, ACX_SET_KEEP_ALIVE_CONFIG,
+ acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx keep alive config failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, bool enable,
+ s16 thold, u8 hyst)
+{
+ struct wl1271_acx_rssi_snr_trigger *acx = NULL;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx rssi snr trigger");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ wl->last_rssi_event = -1;
+
+ acx->pacing = cpu_to_le16(wl->conf.roam_trigger.trigger_pacing);
+ acx->metric = WL1271_ACX_TRIG_METRIC_RSSI_BEACON;
+ acx->type = WL1271_ACX_TRIG_TYPE_EDGE;
+ if (enable)
+ acx->enable = WL1271_ACX_TRIG_ENABLE;
+ else
+ acx->enable = WL1271_ACX_TRIG_DISABLE;
+
+ acx->index = WL1271_ACX_TRIG_IDX_RSSI;
+ acx->dir = WL1271_ACX_TRIG_DIR_BIDIR;
+ acx->threshold = cpu_to_le16(thold);
+ acx->hysteresis = hyst;
+
+ ret = wl1271_cmd_configure(wl, ACX_RSSI_SNR_TRIGGER, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx rssi snr trigger setting failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl)
+{
+ struct wl1271_acx_rssi_snr_avg_weights *acx = NULL;
+ struct conf_roam_trigger_settings *c = &wl->conf.roam_trigger;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx rssi snr avg weights");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->rssi_beacon = c->avg_weight_rssi_beacon;
+ acx->rssi_data = c->avg_weight_rssi_data;
+ acx->snr_beacon = c->avg_weight_snr_beacon;
+ acx->snr_data = c->avg_weight_snr_data;
+
+ ret = wl1271_cmd_configure(wl, ACX_RSSI_SNR_WEIGHTS, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx rssi snr trigger weights failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_set_ht_capabilities(struct wl1271 *wl,
+ struct ieee80211_sta_ht_cap *ht_cap,
+ bool allow_ht_operation)
+{
+ struct wl1271_acx_ht_capabilities *acx;
+ u8 mac_address[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx ht capabilities setting");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* Allow HT Operation ? */
+ if (allow_ht_operation) {
+ acx->ht_capabilites =
+ WL1271_ACX_FW_CAP_HT_OPERATION;
+ if (ht_cap->cap & IEEE80211_HT_CAP_GRN_FLD)
+ acx->ht_capabilites |=
+ WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT;
+ if (ht_cap->cap & IEEE80211_HT_CAP_SGI_20)
+ acx->ht_capabilites |=
+ WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS;
+ if (ht_cap->cap & IEEE80211_HT_CAP_LSIG_TXOP_PROT)
+ acx->ht_capabilites |=
+ WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION;
+
+ /* get data from A-MPDU parameters field */
+ acx->ampdu_max_length = ht_cap->ampdu_factor;
+ acx->ampdu_min_spacing = ht_cap->ampdu_density;
+
+ memcpy(acx->mac_address, mac_address, ETH_ALEN);
+ } else { /* HT operations are not allowed */
+ acx->ht_capabilites = 0;
+ }
+
+ ret = wl1271_cmd_configure(wl, ACX_PEER_HT_CAP, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx ht capabilities setting failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_set_ht_information(struct wl1271 *wl,
+ u16 ht_operation_mode)
+{
+ struct wl1271_acx_ht_information *acx;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_ACX, "acx ht information setting");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->ht_protection =
+ (u8)(ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION);
+ acx->rifs_mode = 0;
+ acx->gf_protection = 0;
+ acx->ht_tx_burst_limit = 0;
+ acx->dual_cts_protection = 0;
+
+ ret = wl1271_cmd_configure(wl, ACX_HT_BSS_OPERATION, acx, sizeof(*acx));
+
+ if (ret < 0) {
+ wl1271_warning("acx ht information setting failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+int wl1271_acx_tsf_info(struct wl1271 *wl, u64 *mactime)
+{
+ struct wl1271_acx_fw_tsf_information *tsf_info;
+ int ret;
+
+ tsf_info = kzalloc(sizeof(*tsf_info), GFP_KERNEL);
+ if (!tsf_info) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ret = wl1271_cmd_interrogate(wl, ACX_TSF_INFO,
+ tsf_info, sizeof(*tsf_info));
+ if (ret < 0) {
+ wl1271_warning("acx tsf info interrogate failed");
+ goto out;
+ }
+
+ *mactime = le32_to_cpu(tsf_info->current_tsf_low) |
+ ((u64) le32_to_cpu(tsf_info->current_tsf_high) << 32);
+
+out:
+ kfree(tsf_info);
+ return ret;
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
+ * Copyright (C) 2008-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __ACX_H__
+#define __ACX_H__
+
+#include "wl12xx.h"
+#include "cmd.h"
+
+/*************************************************************************
+
+ Host Interrupt Register (WiLink -> Host)
+
+**************************************************************************/
+/* HW Initiated interrupt Watchdog timer expiration */
+#define WL1271_ACX_INTR_WATCHDOG BIT(0)
+/* Init sequence is done (masked interrupt, detection through polling only ) */
+#define WL1271_ACX_INTR_INIT_COMPLETE BIT(1)
+/* Event was entered to Event MBOX #A*/
+#define WL1271_ACX_INTR_EVENT_A BIT(2)
+/* Event was entered to Event MBOX #B*/
+#define WL1271_ACX_INTR_EVENT_B BIT(3)
+/* Command processing completion*/
+#define WL1271_ACX_INTR_CMD_COMPLETE BIT(4)
+/* Signaling the host on HW wakeup */
+#define WL1271_ACX_INTR_HW_AVAILABLE BIT(5)
+/* The MISC bit is used for aggregation of RX, TxComplete and TX rate update */
+#define WL1271_ACX_INTR_DATA BIT(6)
+/* Trace meassge on MBOX #A */
+#define WL1271_ACX_INTR_TRACE_A BIT(7)
+/* Trace meassge on MBOX #B */
+#define WL1271_ACX_INTR_TRACE_B BIT(8)
+
+#define WL1271_ACX_INTR_ALL 0xFFFFFFFF
+#define WL1271_ACX_ALL_EVENTS_VECTOR (WL1271_ACX_INTR_WATCHDOG | \
+ WL1271_ACX_INTR_INIT_COMPLETE | \
+ WL1271_ACX_INTR_EVENT_A | \
+ WL1271_ACX_INTR_EVENT_B | \
+ WL1271_ACX_INTR_CMD_COMPLETE | \
+ WL1271_ACX_INTR_HW_AVAILABLE | \
+ WL1271_ACX_INTR_DATA)
+
+#define WL1271_INTR_MASK (WL1271_ACX_INTR_WATCHDOG | \
+ WL1271_ACX_INTR_EVENT_A | \
+ WL1271_ACX_INTR_EVENT_B | \
+ WL1271_ACX_INTR_HW_AVAILABLE | \
+ WL1271_ACX_INTR_DATA)
+
+/* Target's information element */
+struct acx_header {
+ struct wl1271_cmd_header cmd;
+
+ /* acx (or information element) header */
+ __le16 id;
+
+ /* payload length (not including headers */
+ __le16 len;
+} __packed;
+
+struct acx_error_counter {
+ struct acx_header header;
+
+ /* The number of PLCP errors since the last time this */
+ /* information element was interrogated. This field is */
+ /* automatically cleared when it is interrogated.*/
+ __le32 PLCP_error;
+
+ /* The number of FCS errors since the last time this */
+ /* information element was interrogated. This field is */
+ /* automatically cleared when it is interrogated.*/
+ __le32 FCS_error;
+
+ /* The number of MPDUs without PLCP header errors received*/
+ /* since the last time this information element was interrogated. */
+ /* This field is automatically cleared when it is interrogated.*/
+ __le32 valid_frame;
+
+ /* the number of missed sequence numbers in the squentially */
+ /* values of frames seq numbers */
+ __le32 seq_num_miss;
+} __packed;
+
+enum wl1271_psm_mode {
+ /* Active mode */
+ WL1271_PSM_CAM = 0,
+
+ /* Power save mode */
+ WL1271_PSM_PS = 1,
+
+ /* Extreme low power */
+ WL1271_PSM_ELP = 2,
+};
+
+struct acx_sleep_auth {
+ struct acx_header header;
+
+ /* The sleep level authorization of the device. */
+ /* 0 - Always active*/
+ /* 1 - Power down mode: light / fast sleep*/
+ /* 2 - ELP mode: Deep / Max sleep*/
+ u8 sleep_auth;
+ u8 padding[3];
+} __packed;
+
+enum {
+ HOSTIF_PCI_MASTER_HOST_INDIRECT,
+ HOSTIF_PCI_MASTER_HOST_DIRECT,
+ HOSTIF_SLAVE,
+ HOSTIF_PKT_RING,
+ HOSTIF_DONTCARE = 0xFF
+};
+
+#define DEFAULT_UCAST_PRIORITY 0
+#define DEFAULT_RX_Q_PRIORITY 0
+#define DEFAULT_NUM_STATIONS 1
+#define DEFAULT_RXQ_PRIORITY 0 /* low 0 .. 15 high */
+#define DEFAULT_RXQ_TYPE 0x07 /* All frames, Data/Ctrl/Mgmt */
+#define TRACE_BUFFER_MAX_SIZE 256
+
+#define DP_RX_PACKET_RING_CHUNK_SIZE 1600
+#define DP_TX_PACKET_RING_CHUNK_SIZE 1600
+#define DP_RX_PACKET_RING_CHUNK_NUM 2
+#define DP_TX_PACKET_RING_CHUNK_NUM 2
+#define DP_TX_COMPLETE_TIME_OUT 20
+
+#define TX_MSDU_LIFETIME_MIN 0
+#define TX_MSDU_LIFETIME_MAX 3000
+#define TX_MSDU_LIFETIME_DEF 512
+#define RX_MSDU_LIFETIME_MIN 0
+#define RX_MSDU_LIFETIME_MAX 0xFFFFFFFF
+#define RX_MSDU_LIFETIME_DEF 512000
+
+struct acx_rx_msdu_lifetime {
+ struct acx_header header;
+
+ /*
+ * The maximum amount of time, in TU, before the
+ * firmware discards the MSDU.
+ */
+ __le32 lifetime;
+} __packed;
+
+/*
+ * RX Config Options Table
+ * Bit Definition
+ * === ==========
+ * 31:14 Reserved
+ * 13 Copy RX Status - when set, write three receive status words
+ * to top of rx'd MPDUs.
+ * When cleared, do not write three status words (added rev 1.5)
+ * 12 Reserved
+ * 11 RX Complete upon FCS error - when set, give rx complete
+ * interrupt for FCS errors, after the rx filtering, e.g. unicast
+ * frames not to us with FCS error will not generate an interrupt.
+ * 10 SSID Filter Enable - When set, the WiLink discards all beacon,
+ * probe request, and probe response frames with an SSID that does
+ * not match the SSID specified by the host in the START/JOIN
+ * command.
+ * When clear, the WiLink receives frames with any SSID.
+ * 9 Broadcast Filter Enable - When set, the WiLink discards all
+ * broadcast frames. When clear, the WiLink receives all received
+ * broadcast frames.
+ * 8:6 Reserved
+ * 5 BSSID Filter Enable - When set, the WiLink discards any frames
+ * with a BSSID that does not match the BSSID specified by the
+ * host.
+ * When clear, the WiLink receives frames from any BSSID.
+ * 4 MAC Addr Filter - When set, the WiLink discards any frames
+ * with a destination address that does not match the MAC address
+ * of the adaptor.
+ * When clear, the WiLink receives frames destined to any MAC
+ * address.
+ * 3 Promiscuous - When set, the WiLink receives all valid frames
+ * (i.e., all frames that pass the FCS check).
+ * When clear, only frames that pass the other filters specified
+ * are received.
+ * 2 FCS - When set, the WiLink includes the FCS with the received
+ * frame.
+ * When cleared, the FCS is discarded.
+ * 1 PLCP header - When set, write all data from baseband to frame
+ * buffer including PHY header.
+ * 0 Reserved - Always equal to 0.
+ *
+ * RX Filter Options Table
+ * Bit Definition
+ * === ==========
+ * 31:12 Reserved - Always equal to 0.
+ * 11 Association - When set, the WiLink receives all association
+ * related frames (association request/response, reassocation
+ * request/response, and disassociation). When clear, these frames
+ * are discarded.
+ * 10 Auth/De auth - When set, the WiLink receives all authentication
+ * and de-authentication frames. When clear, these frames are
+ * discarded.
+ * 9 Beacon - When set, the WiLink receives all beacon frames.
+ * When clear, these frames are discarded.
+ * 8 Contention Free - When set, the WiLink receives all contention
+ * free frames.
+ * When clear, these frames are discarded.
+ * 7 Control - When set, the WiLink receives all control frames.
+ * When clear, these frames are discarded.
+ * 6 Data - When set, the WiLink receives all data frames.
+ * When clear, these frames are discarded.
+ * 5 FCS Error - When set, the WiLink receives frames that have FCS
+ * errors.
+ * When clear, these frames are discarded.
+ * 4 Management - When set, the WiLink receives all management
+ * frames.
+ * When clear, these frames are discarded.
+ * 3 Probe Request - When set, the WiLink receives all probe request
+ * frames.
+ * When clear, these frames are discarded.
+ * 2 Probe Response - When set, the WiLink receives all probe
+ * response frames.
+ * When clear, these frames are discarded.
+ * 1 RTS/CTS/ACK - When set, the WiLink receives all RTS, CTS and ACK
+ * frames.
+ * When clear, these frames are discarded.
+ * 0 Rsvd Type/Sub Type - When set, the WiLink receives all frames
+ * that have reserved frame types and sub types as defined by the
+ * 802.11 specification.
+ * When clear, these frames are discarded.
+ */
+struct acx_rx_config {
+ struct acx_header header;
+
+ __le32 config_options;
+ __le32 filter_options;
+} __packed;
+
+struct acx_packet_detection {
+ struct acx_header header;
+
+ __le32 threshold;
+} __packed;
+
+
+enum acx_slot_type {
+ SLOT_TIME_LONG = 0,
+ SLOT_TIME_SHORT = 1,
+ DEFAULT_SLOT_TIME = SLOT_TIME_SHORT,
+ MAX_SLOT_TIMES = 0xFF
+};
+
+#define STATION_WONE_INDEX 0
+
+struct acx_slot {
+ struct acx_header header;
+
+ u8 wone_index; /* Reserved */
+ u8 slot_time;
+ u8 reserved[6];
+} __packed;
+
+
+#define ACX_MC_ADDRESS_GROUP_MAX (8)
+#define ADDRESS_GROUP_MAX_LEN (ETH_ALEN * ACX_MC_ADDRESS_GROUP_MAX)
+
+struct acx_dot11_grp_addr_tbl {
+ struct acx_header header;
+
+ u8 enabled;
+ u8 num_groups;
+ u8 pad[2];
+ u8 mac_table[ADDRESS_GROUP_MAX_LEN];
+} __packed;
+
+struct acx_rx_timeout {
+ struct acx_header header;
+
+ __le16 ps_poll_timeout;
+ __le16 upsd_timeout;
+} __packed;
+
+struct acx_rts_threshold {
+ struct acx_header header;
+
+ __le16 threshold;
+ u8 pad[2];
+} __packed;
+
+struct acx_beacon_filter_option {
+ struct acx_header header;
+
+ u8 enable;
+
+ /*
+ * The number of beacons without the unicast TIM
+ * bit set that the firmware buffers before
+ * signaling the host about ready frames.
+ * When set to 0 and the filter is enabled, beacons
+ * without the unicast TIM bit set are dropped.
+ */
+ u8 max_num_beacons;
+ u8 pad[2];
+} __packed;
+
+/*
+ * ACXBeaconFilterEntry (not 221)
+ * Byte Offset Size (Bytes) Definition
+ * =========== ============ ==========
+ * 0 1 IE identifier
+ * 1 1 Treatment bit mask
+ *
+ * ACXBeaconFilterEntry (221)
+ * Byte Offset Size (Bytes) Definition
+ * =========== ============ ==========
+ * 0 1 IE identifier
+ * 1 1 Treatment bit mask
+ * 2 3 OUI
+ * 5 1 Type
+ * 6 2 Version
+ *
+ *
+ * Treatment bit mask - The information element handling:
+ * bit 0 - The information element is compared and transferred
+ * in case of change.
+ * bit 1 - The information element is transferred to the host
+ * with each appearance or disappearance.
+ * Note that both bits can be set at the same time.
+ */
+#define BEACON_FILTER_TABLE_MAX_IE_NUM (32)
+#define BEACON_FILTER_TABLE_MAX_VENDOR_SPECIFIC_IE_NUM (6)
+#define BEACON_FILTER_TABLE_IE_ENTRY_SIZE (2)
+#define BEACON_FILTER_TABLE_EXTRA_VENDOR_SPECIFIC_IE_SIZE (6)
+#define BEACON_FILTER_TABLE_MAX_SIZE ((BEACON_FILTER_TABLE_MAX_IE_NUM * \
+ BEACON_FILTER_TABLE_IE_ENTRY_SIZE) + \
+ (BEACON_FILTER_TABLE_MAX_VENDOR_SPECIFIC_IE_NUM * \
+ BEACON_FILTER_TABLE_EXTRA_VENDOR_SPECIFIC_IE_SIZE))
+
+struct acx_beacon_filter_ie_table {
+ struct acx_header header;
+
+ u8 num_ie;
+ u8 pad[3];
+ u8 table[BEACON_FILTER_TABLE_MAX_SIZE];
+} __packed;
+
+struct acx_conn_monit_params {
+ struct acx_header header;
+
+ __le32 synch_fail_thold; /* number of beacons missed */
+ __le32 bss_lose_timeout; /* number of TU's from synch fail */
+} __packed;
+
+struct acx_bt_wlan_coex {
+ struct acx_header header;
+
+ u8 enable;
+ u8 pad[3];
+} __packed;
+
+struct acx_bt_wlan_coex_param {
+ struct acx_header header;
+
+ __le32 params[CONF_SG_PARAMS_MAX];
+ u8 param_idx;
+ u8 padding[3];
+} __packed;
+
+struct acx_dco_itrim_params {
+ struct acx_header header;
+
+ u8 enable;
+ u8 padding[3];
+ __le32 timeout;
+} __packed;
+
+struct acx_energy_detection {
+ struct acx_header header;
+
+ /* The RX Clear Channel Assessment threshold in the PHY */
+ __le16 rx_cca_threshold;
+ u8 tx_energy_detection;
+ u8 pad;
+} __packed;
+
+struct acx_beacon_broadcast {
+ struct acx_header header;
+
+ __le16 beacon_rx_timeout;
+ __le16 broadcast_timeout;
+
+ /* Enables receiving of broadcast packets in PS mode */
+ u8 rx_broadcast_in_ps;
+
+ /* Consecutive PS Poll failures before updating the host */
+ u8 ps_poll_threshold;
+ u8 pad[2];
+} __packed;
+
+struct acx_event_mask {
+ struct acx_header header;
+
+ __le32 event_mask;
+ __le32 high_event_mask; /* Unused */
+} __packed;
+
+#define CFG_RX_FCS BIT(2)
+#define CFG_RX_ALL_GOOD BIT(3)
+#define CFG_UNI_FILTER_EN BIT(4)
+#define CFG_BSSID_FILTER_EN BIT(5)
+#define CFG_MC_FILTER_EN BIT(6)
+#define CFG_MC_ADDR0_EN BIT(7)
+#define CFG_MC_ADDR1_EN BIT(8)
+#define CFG_BC_REJECT_EN BIT(9)
+#define CFG_SSID_FILTER_EN BIT(10)
+#define CFG_RX_INT_FCS_ERROR BIT(11)
+#define CFG_RX_INT_ENCRYPTED BIT(12)
+#define CFG_RX_WR_RX_STATUS BIT(13)
+#define CFG_RX_FILTER_NULTI BIT(14)
+#define CFG_RX_RESERVE BIT(15)
+#define CFG_RX_TIMESTAMP_TSF BIT(16)
+
+#define CFG_RX_RSV_EN BIT(0)
+#define CFG_RX_RCTS_ACK BIT(1)
+#define CFG_RX_PRSP_EN BIT(2)
+#define CFG_RX_PREQ_EN BIT(3)
+#define CFG_RX_MGMT_EN BIT(4)
+#define CFG_RX_FCS_ERROR BIT(5)
+#define CFG_RX_DATA_EN BIT(6)
+#define CFG_RX_CTL_EN BIT(7)
+#define CFG_RX_CF_EN BIT(8)
+#define CFG_RX_BCN_EN BIT(9)
+#define CFG_RX_AUTH_EN BIT(10)
+#define CFG_RX_ASSOC_EN BIT(11)
+
+#define SCAN_PASSIVE BIT(0)
+#define SCAN_5GHZ_BAND BIT(1)
+#define SCAN_TRIGGERED BIT(2)
+#define SCAN_PRIORITY_HIGH BIT(3)
+
+/* When set, disable HW encryption */
+#define DF_ENCRYPTION_DISABLE 0x01
+#define DF_SNIFF_MODE_ENABLE 0x80
+
+struct acx_feature_config {
+ struct acx_header header;
+
+ __le32 options;
+ __le32 data_flow_options;
+} __packed;
+
+struct acx_current_tx_power {
+ struct acx_header header;
+
+ u8 current_tx_power;
+ u8 padding[3];
+} __packed;
+
+struct acx_wake_up_condition {
+ struct acx_header header;
+
+ u8 wake_up_event; /* Only one bit can be set */
+ u8 listen_interval;
+ u8 pad[2];
+} __packed;
+
+struct acx_aid {
+ struct acx_header header;
+
+ /*
+ * To be set when associated with an AP.
+ */
+ __le16 aid;
+ u8 pad[2];
+} __packed;
+
+enum acx_preamble_type {
+ ACX_PREAMBLE_LONG = 0,
+ ACX_PREAMBLE_SHORT = 1
+};
+
+struct acx_preamble {
+ struct acx_header header;
+
+ /*
+ * When set, the WiLink transmits the frames with a short preamble and
+ * when cleared, the WiLink transmits the frames with a long preamble.
+ */
+ u8 preamble;
+ u8 padding[3];
+} __packed;
+
+enum acx_ctsprotect_type {
+ CTSPROTECT_DISABLE = 0,
+ CTSPROTECT_ENABLE = 1
+};
+
+struct acx_ctsprotect {
+ struct acx_header header;
+ u8 ctsprotect;
+ u8 padding[3];
+} __packed;
+
+struct acx_tx_statistics {
+ __le32 internal_desc_overflow;
+} __packed;
+
+struct acx_rx_statistics {
+ __le32 out_of_mem;
+ __le32 hdr_overflow;
+ __le32 hw_stuck;
+ __le32 dropped;
+ __le32 fcs_err;
+ __le32 xfr_hint_trig;
+ __le32 path_reset;
+ __le32 reset_counter;
+} __packed;
+
+struct acx_dma_statistics {
+ __le32 rx_requested;
+ __le32 rx_errors;
+ __le32 tx_requested;
+ __le32 tx_errors;
+} __packed;
+
+struct acx_isr_statistics {
+ /* host command complete */
+ __le32 cmd_cmplt;
+
+ /* fiqisr() */
+ __le32 fiqs;
+
+ /* (INT_STS_ND & INT_TRIG_RX_HEADER) */
+ __le32 rx_headers;
+
+ /* (INT_STS_ND & INT_TRIG_RX_CMPLT) */
+ __le32 rx_completes;
+
+ /* (INT_STS_ND & INT_TRIG_NO_RX_BUF) */
+ __le32 rx_mem_overflow;
+
+ /* (INT_STS_ND & INT_TRIG_S_RX_RDY) */
+ __le32 rx_rdys;
+
+ /* irqisr() */
+ __le32 irqs;
+
+ /* (INT_STS_ND & INT_TRIG_TX_PROC) */
+ __le32 tx_procs;
+
+ /* (INT_STS_ND & INT_TRIG_DECRYPT_DONE) */
+ __le32 decrypt_done;
+
+ /* (INT_STS_ND & INT_TRIG_DMA0) */
+ __le32 dma0_done;
+
+ /* (INT_STS_ND & INT_TRIG_DMA1) */
+ __le32 dma1_done;
+
+ /* (INT_STS_ND & INT_TRIG_TX_EXC_CMPLT) */
+ __le32 tx_exch_complete;
+
+ /* (INT_STS_ND & INT_TRIG_COMMAND) */
+ __le32 commands;
+
+ /* (INT_STS_ND & INT_TRIG_RX_PROC) */
+ __le32 rx_procs;
+
+ /* (INT_STS_ND & INT_TRIG_PM_802) */
+ __le32 hw_pm_mode_changes;
+
+ /* (INT_STS_ND & INT_TRIG_ACKNOWLEDGE) */
+ __le32 host_acknowledges;
+
+ /* (INT_STS_ND & INT_TRIG_PM_PCI) */
+ __le32 pci_pm;
+
+ /* (INT_STS_ND & INT_TRIG_ACM_WAKEUP) */
+ __le32 wakeups;
+
+ /* (INT_STS_ND & INT_TRIG_LOW_RSSI) */
+ __le32 low_rssi;
+} __packed;
+
+struct acx_wep_statistics {
+ /* WEP address keys configured */
+ __le32 addr_key_count;
+
+ /* default keys configured */
+ __le32 default_key_count;
+
+ __le32 reserved;
+
+ /* number of times that WEP key not found on lookup */
+ __le32 key_not_found;
+
+ /* number of times that WEP key decryption failed */
+ __le32 decrypt_fail;
+
+ /* WEP packets decrypted */
+ __le32 packets;
+
+ /* WEP decrypt interrupts */
+ __le32 interrupt;
+} __packed;
+
+#define ACX_MISSED_BEACONS_SPREAD 10
+
+struct acx_pwr_statistics {
+ /* the amount of enters into power save mode (both PD & ELP) */
+ __le32 ps_enter;
+
+ /* the amount of enters into ELP mode */
+ __le32 elp_enter;
+
+ /* the amount of missing beacon interrupts to the host */
+ __le32 missing_bcns;
+
+ /* the amount of wake on host-access times */
+ __le32 wake_on_host;
+
+ /* the amount of wake on timer-expire */
+ __le32 wake_on_timer_exp;
+
+ /* the number of packets that were transmitted with PS bit set */
+ __le32 tx_with_ps;
+
+ /* the number of packets that were transmitted with PS bit clear */
+ __le32 tx_without_ps;
+
+ /* the number of received beacons */
+ __le32 rcvd_beacons;
+
+ /* the number of entering into PowerOn (power save off) */
+ __le32 power_save_off;
+
+ /* the number of entries into power save mode */
+ __le16 enable_ps;
+
+ /*
+ * the number of exits from power save, not including failed PS
+ * transitions
+ */
+ __le16 disable_ps;
+
+ /*
+ * the number of times the TSF counter was adjusted because
+ * of drift
+ */
+ __le32 fix_tsf_ps;
+
+ /* Gives statistics about the spread continuous missed beacons.
+ * The 16 LSB are dedicated for the PS mode.
+ * The 16 MSB are dedicated for the PS mode.
+ * cont_miss_bcns_spread[0] - single missed beacon.
+ * cont_miss_bcns_spread[1] - two continuous missed beacons.
+ * cont_miss_bcns_spread[2] - three continuous missed beacons.
+ * ...
+ * cont_miss_bcns_spread[9] - ten and more continuous missed beacons.
+ */
+ __le32 cont_miss_bcns_spread[ACX_MISSED_BEACONS_SPREAD];
+
+ /* the number of beacons in awake mode */
+ __le32 rcvd_awake_beacons;
+} __packed;
+
+struct acx_mic_statistics {
+ __le32 rx_pkts;
+ __le32 calc_failure;
+} __packed;
+
+struct acx_aes_statistics {
+ __le32 encrypt_fail;
+ __le32 decrypt_fail;
+ __le32 encrypt_packets;
+ __le32 decrypt_packets;
+ __le32 encrypt_interrupt;
+ __le32 decrypt_interrupt;
+} __packed;
+
+struct acx_event_statistics {
+ __le32 heart_beat;
+ __le32 calibration;
+ __le32 rx_mismatch;
+ __le32 rx_mem_empty;
+ __le32 rx_pool;
+ __le32 oom_late;
+ __le32 phy_transmit_error;
+ __le32 tx_stuck;
+} __packed;
+
+struct acx_ps_statistics {
+ __le32 pspoll_timeouts;
+ __le32 upsd_timeouts;
+ __le32 upsd_max_sptime;
+ __le32 upsd_max_apturn;
+ __le32 pspoll_max_apturn;
+ __le32 pspoll_utilization;
+ __le32 upsd_utilization;
+} __packed;
+
+struct acx_rxpipe_statistics {
+ __le32 rx_prep_beacon_drop;
+ __le32 descr_host_int_trig_rx_data;
+ __le32 beacon_buffer_thres_host_int_trig_rx_data;
+ __le32 missed_beacon_host_int_trig_rx_data;
+ __le32 tx_xfr_host_int_trig_rx_data;
+} __packed;
+
+struct acx_statistics {
+ struct acx_header header;
+
+ struct acx_tx_statistics tx;
+ struct acx_rx_statistics rx;
+ struct acx_dma_statistics dma;
+ struct acx_isr_statistics isr;
+ struct acx_wep_statistics wep;
+ struct acx_pwr_statistics pwr;
+ struct acx_aes_statistics aes;
+ struct acx_mic_statistics mic;
+ struct acx_event_statistics event;
+ struct acx_ps_statistics ps;
+ struct acx_rxpipe_statistics rxpipe;
+} __packed;
+
+struct acx_rate_class {
+ __le32 enabled_rates;
+ u8 short_retry_limit;
+ u8 long_retry_limit;
+ u8 aflags;
+ u8 reserved;
+};
+
+#define ACX_TX_BASIC_RATE 0
+#define ACX_TX_AP_FULL_RATE 1
+#define ACX_TX_RATE_POLICY_CNT 2
+struct acx_rate_policy {
+ struct acx_header header;
+
+ __le32 rate_class_cnt;
+ struct acx_rate_class rate_class[CONF_TX_MAX_RATE_CLASSES];
+} __packed;
+
+struct acx_ac_cfg {
+ struct acx_header header;
+ u8 ac;
+ u8 cw_min;
+ __le16 cw_max;
+ u8 aifsn;
+ u8 reserved;
+ __le16 tx_op_limit;
+} __packed;
+
+struct acx_tid_config {
+ struct acx_header header;
+ u8 queue_id;
+ u8 channel_type;
+ u8 tsid;
+ u8 ps_scheme;
+ u8 ack_policy;
+ u8 padding[3];
+ __le32 apsd_conf[2];
+} __packed;
+
+struct acx_frag_threshold {
+ struct acx_header header;
+ __le16 frag_threshold;
+ u8 padding[2];
+} __packed;
+
+struct acx_tx_config_options {
+ struct acx_header header;
+ __le16 tx_compl_timeout; /* msec */
+ __le16 tx_compl_threshold; /* number of packets */
+} __packed;
+
+#define ACX_RX_MEM_BLOCKS 70
+#define ACX_TX_MIN_MEM_BLOCKS 40
+#define ACX_TX_DESCRIPTORS 32
+#define ACX_NUM_SSID_PROFILES 1
+
+struct wl1271_acx_config_memory {
+ struct acx_header header;
+
+ u8 rx_mem_block_num;
+ u8 tx_min_mem_block_num;
+ u8 num_stations;
+ u8 num_ssid_profiles;
+ __le32 total_tx_descriptors;
+} __packed;
+
+struct wl1271_acx_mem_map {
+ struct acx_header header;
+
+ __le32 code_start;
+ __le32 code_end;
+
+ __le32 wep_defkey_start;
+ __le32 wep_defkey_end;
+
+ __le32 sta_table_start;
+ __le32 sta_table_end;
+
+ __le32 packet_template_start;
+ __le32 packet_template_end;
+
+ /* Address of the TX result interface (control block) */
+ __le32 tx_result;
+ __le32 tx_result_queue_start;
+
+ __le32 queue_memory_start;
+ __le32 queue_memory_end;
+
+ __le32 packet_memory_pool_start;
+ __le32 packet_memory_pool_end;
+
+ __le32 debug_buffer1_start;
+ __le32 debug_buffer1_end;
+
+ __le32 debug_buffer2_start;
+ __le32 debug_buffer2_end;
+
+ /* Number of blocks FW allocated for TX packets */
+ __le32 num_tx_mem_blocks;
+
+ /* Number of blocks FW allocated for RX packets */
+ __le32 num_rx_mem_blocks;
+
+ /* the following 4 fields are valid in SLAVE mode only */
+ u8 *tx_cbuf;
+ u8 *rx_cbuf;
+ __le32 rx_ctrl;
+ __le32 tx_ctrl;
+} __packed;
+
+struct wl1271_acx_rx_config_opt {
+ struct acx_header header;
+
+ __le16 mblk_threshold;
+ __le16 threshold;
+ __le16 timeout;
+ u8 queue_type;
+ u8 reserved;
+} __packed;
+
+
+struct wl1271_acx_bet_enable {
+ struct acx_header header;
+
+ u8 enable;
+ u8 max_consecutive;
+ u8 padding[2];
+} __packed;
+
+#define ACX_IPV4_VERSION 4
+#define ACX_IPV6_VERSION 6
+#define ACX_IPV4_ADDR_SIZE 4
+struct wl1271_acx_arp_filter {
+ struct acx_header header;
+ u8 version; /* ACX_IPV4_VERSION, ACX_IPV6_VERSION */
+ u8 enable; /* 1 to enable ARP filtering, 0 to disable */
+ u8 padding[2];
+ u8 address[16]; /* The configured device IP address - all ARP
+ requests directed to this IP address will pass
+ through. For IPv4, the first four bytes are
+ used. */
+} __packed;
+
+struct wl1271_acx_pm_config {
+ struct acx_header header;
+
+ __le32 host_clk_settling_time;
+ u8 host_fast_wakeup_support;
+ u8 padding[3];
+} __packed;
+
+struct wl1271_acx_keep_alive_mode {
+ struct acx_header header;
+
+ u8 enabled;
+ u8 padding[3];
+} __packed;
+
+enum {
+ ACX_KEEP_ALIVE_NO_TX = 0,
+ ACX_KEEP_ALIVE_PERIOD_ONLY
+};
+
+enum {
+ ACX_KEEP_ALIVE_TPL_INVALID = 0,
+ ACX_KEEP_ALIVE_TPL_VALID
+};
+
+struct wl1271_acx_keep_alive_config {
+ struct acx_header header;
+
+ __le32 period;
+ u8 index;
+ u8 tpl_validation;
+ u8 trigger;
+ u8 padding;
+} __packed;
+
+enum {
+ WL1271_ACX_TRIG_TYPE_LEVEL = 0,
+ WL1271_ACX_TRIG_TYPE_EDGE,
+};
+
+enum {
+ WL1271_ACX_TRIG_DIR_LOW = 0,
+ WL1271_ACX_TRIG_DIR_HIGH,
+ WL1271_ACX_TRIG_DIR_BIDIR,
+};
+
+enum {
+ WL1271_ACX_TRIG_ENABLE = 1,
+ WL1271_ACX_TRIG_DISABLE,
+};
+
+enum {
+ WL1271_ACX_TRIG_METRIC_RSSI_BEACON = 0,
+ WL1271_ACX_TRIG_METRIC_RSSI_DATA,
+ WL1271_ACX_TRIG_METRIC_SNR_BEACON,
+ WL1271_ACX_TRIG_METRIC_SNR_DATA,
+};
+
+enum {
+ WL1271_ACX_TRIG_IDX_RSSI = 0,
+ WL1271_ACX_TRIG_COUNT = 8,
+};
+
+struct wl1271_acx_rssi_snr_trigger {
+ struct acx_header header;
+
+ __le16 threshold;
+ __le16 pacing; /* 0 - 60000 ms */
+ u8 metric;
+ u8 type;
+ u8 dir;
+ u8 hysteresis;
+ u8 index;
+ u8 enable;
+ u8 padding[2];
+};
+
+struct wl1271_acx_rssi_snr_avg_weights {
+ struct acx_header header;
+
+ u8 rssi_beacon;
+ u8 rssi_data;
+ u8 snr_beacon;
+ u8 snr_data;
+};
+
+/*
+ * ACX_PEER_HT_CAP
+ * Configure HT capabilities - declare the capabilities of the peer
+ * we are connected to.
+ */
+struct wl1271_acx_ht_capabilities {
+ struct acx_header header;
+
+ /*
+ * bit 0 - Allow HT Operation
+ * bit 1 - Allow Greenfield format in TX
+ * bit 2 - Allow Short GI in TX
+ * bit 3 - Allow L-SIG TXOP Protection in TX
+ * bit 4 - Allow HT Control fields in TX.
+ * Note, driver will still leave space for HT control in packets
+ * regardless of the value of this field. FW will be responsible
+ * to drop the HT field from any frame when this Bit set to 0.
+ * bit 5 - Allow RD initiation in TXOP. FW is allowed to initate RD.
+ * Exact policy setting for this feature is TBD.
+ * Note, this bit can only be set to 1 if bit 3 is set to 1.
+ */
+ __le32 ht_capabilites;
+
+ /*
+ * Indicates to which peer these capabilities apply.
+ * For infrastructure use ff:ff:ff:ff:ff:ff that indicates relevance
+ * for all peers.
+ * Only valid for IBSS/DLS operation.
+ */
+ u8 mac_address[ETH_ALEN];
+
+ /*
+ * This the maximum A-MPDU length supported by the AP. The FW may not
+ * exceed this length when sending A-MPDUs
+ */
+ u8 ampdu_max_length;
+
+ /* This is the minimal spacing required when sending A-MPDUs to the AP*/
+ u8 ampdu_min_spacing;
+} __packed;
+
+/* HT Capabilites Fw Bit Mask Mapping */
+#define WL1271_ACX_FW_CAP_HT_OPERATION BIT(0)
+#define WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT BIT(1)
+#define WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS BIT(2)
+#define WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION BIT(3)
+#define WL1271_ACX_FW_CAP_HT_CONTROL_FIELDS BIT(4)
+#define WL1271_ACX_FW_CAP_RD_INITIATION BIT(5)
+
+
+/*
+ * ACX_HT_BSS_OPERATION
+ * Configure HT capabilities - AP rules for behavior in the BSS.
+ */
+struct wl1271_acx_ht_information {
+ struct acx_header header;
+
+ /* Values: 0 - RIFS not allowed, 1 - RIFS allowed */
+ u8 rifs_mode;
+
+ /* Values: 0 - 3 like in spec */
+ u8 ht_protection;
+
+ /* Values: 0 - GF protection not required, 1 - GF protection required */
+ u8 gf_protection;
+
+ /*Values: 0 - TX Burst limit not required, 1 - TX Burst Limit required*/
+ u8 ht_tx_burst_limit;
+
+ /*
+ * Values: 0 - Dual CTS protection not required,
+ * 1 - Dual CTS Protection required
+ * Note: When this value is set to 1 FW will protect all TXOP with RTS
+ * frame and will not use CTS-to-self regardless of the value of the
+ * ACX_CTS_PROTECTION information element
+ */
+ u8 dual_cts_protection;
+
+ u8 padding[3];
+} __packed;
+
+struct wl1271_acx_fw_tsf_information {
+ struct acx_header header;
+
+ __le32 current_tsf_high;
+ __le32 current_tsf_low;
+ __le32 last_bttt_high;
+ __le32 last_tbtt_low;
+ u8 last_dtim_count;
+ u8 padding[3];
+} __packed;
+
+enum {
+ ACX_WAKE_UP_CONDITIONS = 0x0002,
+ ACX_MEM_CFG = 0x0003,
+ ACX_SLOT = 0x0004,
+ ACX_AC_CFG = 0x0007,
+ ACX_MEM_MAP = 0x0008,
+ ACX_AID = 0x000A,
+ /* ACX_FW_REV is missing in the ref driver, but seems to work */
+ ACX_FW_REV = 0x000D,
+ ACX_MEDIUM_USAGE = 0x000F,
+ ACX_RX_CFG = 0x0010,
+ ACX_TX_QUEUE_CFG = 0x0011, /* FIXME: only used by wl1251 */
+ ACX_STATISTICS = 0x0013, /* Debug API */
+ ACX_PWR_CONSUMPTION_STATISTICS = 0x0014,
+ ACX_FEATURE_CFG = 0x0015,
+ ACX_TID_CFG = 0x001A,
+ ACX_PS_RX_STREAMING = 0x001B,
+ ACX_BEACON_FILTER_OPT = 0x001F,
+ ACX_NOISE_HIST = 0x0021,
+ ACX_HDK_VERSION = 0x0022, /* ??? */
+ ACX_PD_THRESHOLD = 0x0023,
+ ACX_TX_CONFIG_OPT = 0x0024,
+ ACX_CCA_THRESHOLD = 0x0025,
+ ACX_EVENT_MBOX_MASK = 0x0026,
+ ACX_CONN_MONIT_PARAMS = 0x002D,
+ ACX_CONS_TX_FAILURE = 0x002F,
+ ACX_BCN_DTIM_OPTIONS = 0x0031,
+ ACX_SG_ENABLE = 0x0032,
+ ACX_SG_CFG = 0x0033,
+ ACX_BEACON_FILTER_TABLE = 0x0038,
+ ACX_ARP_IP_FILTER = 0x0039,
+ ACX_ROAMING_STATISTICS_TBL = 0x003B,
+ ACX_RATE_POLICY = 0x003D,
+ ACX_CTS_PROTECTION = 0x003E,
+ ACX_SLEEP_AUTH = 0x003F,
+ ACX_PREAMBLE_TYPE = 0x0040,
+ ACX_ERROR_CNT = 0x0041,
+ ACX_IBSS_FILTER = 0x0044,
+ ACX_SERVICE_PERIOD_TIMEOUT = 0x0045,
+ ACX_TSF_INFO = 0x0046,
+ ACX_CONFIG_PS_WMM = 0x0049,
+ ACX_ENABLE_RX_DATA_FILTER = 0x004A,
+ ACX_SET_RX_DATA_FILTER = 0x004B,
+ ACX_GET_DATA_FILTER_STATISTICS = 0x004C,
+ ACX_RX_CONFIG_OPT = 0x004E,
+ ACX_FRAG_CFG = 0x004F,
+ ACX_BET_ENABLE = 0x0050,
+ ACX_RSSI_SNR_TRIGGER = 0x0051,
+ ACX_RSSI_SNR_WEIGHTS = 0x0052,
+ ACX_KEEP_ALIVE_MODE = 0x0053,
+ ACX_SET_KEEP_ALIVE_CONFIG = 0x0054,
+ ACX_BA_SESSION_RESPONDER_POLICY = 0x0055,
+ ACX_BA_SESSION_INITIATOR_POLICY = 0x0056,
+ ACX_PEER_HT_CAP = 0x0057,
+ ACX_HT_BSS_OPERATION = 0x0058,
+ ACX_COEX_ACTIVITY = 0x0059,
+ ACX_SET_DCO_ITRIM_PARAMS = 0x0061,
+ DOT11_RX_MSDU_LIFE_TIME = 0x1004,
+ DOT11_CUR_TX_PWR = 0x100D,
+ DOT11_RX_DOT11_MODE = 0x1012,
+ DOT11_RTS_THRESHOLD = 0x1013,
+ DOT11_GROUP_ADDRESS_TBL = 0x1014,
+ ACX_PM_CONFIG = 0x1016,
+
+ MAX_DOT11_IE = DOT11_GROUP_ADDRESS_TBL,
+
+ MAX_IE = 0xFFFF
+};
+
+
+int wl1271_acx_wake_up_conditions(struct wl1271 *wl);
+int wl1271_acx_sleep_auth(struct wl1271 *wl, u8 sleep_auth);
+int wl1271_acx_tx_power(struct wl1271 *wl, int power);
+int wl1271_acx_feature_cfg(struct wl1271 *wl);
+int wl1271_acx_mem_map(struct wl1271 *wl,
+ struct acx_header *mem_map, size_t len);
+int wl1271_acx_rx_msdu_life_time(struct wl1271 *wl);
+int wl1271_acx_rx_config(struct wl1271 *wl, u32 config, u32 filter);
+int wl1271_acx_pd_threshold(struct wl1271 *wl);
+int wl1271_acx_slot(struct wl1271 *wl, enum acx_slot_type slot_time);
+int wl1271_acx_group_address_tbl(struct wl1271 *wl, bool enable,
+ void *mc_list, u32 mc_list_len);
+int wl1271_acx_service_period_timeout(struct wl1271 *wl);
+int wl1271_acx_rts_threshold(struct wl1271 *wl, u16 rts_threshold);
+int wl1271_acx_dco_itrim_params(struct wl1271 *wl);
+int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, bool enable_filter);
+int wl1271_acx_beacon_filter_table(struct wl1271 *wl);
+int wl1271_acx_conn_monit_params(struct wl1271 *wl, bool enable);
+int wl1271_acx_sg_enable(struct wl1271 *wl, bool enable);
+int wl1271_acx_sg_cfg(struct wl1271 *wl);
+int wl1271_acx_cca_threshold(struct wl1271 *wl);
+int wl1271_acx_bcn_dtim_options(struct wl1271 *wl);
+int wl1271_acx_aid(struct wl1271 *wl, u16 aid);
+int wl1271_acx_event_mbox_mask(struct wl1271 *wl, u32 event_mask);
+int wl1271_acx_set_preamble(struct wl1271 *wl, enum acx_preamble_type preamble);
+int wl1271_acx_cts_protect(struct wl1271 *wl,
+ enum acx_ctsprotect_type ctsprotect);
+int wl1271_acx_statistics(struct wl1271 *wl, struct acx_statistics *stats);
+int wl1271_acx_rate_policies(struct wl1271 *wl);
+int wl1271_acx_ac_cfg(struct wl1271 *wl, u8 ac, u8 cw_min, u16 cw_max,
+ u8 aifsn, u16 txop);
+int wl1271_acx_tid_cfg(struct wl1271 *wl, u8 queue_id, u8 channel_type,
+ u8 tsid, u8 ps_scheme, u8 ack_policy,
+ u32 apsd_conf0, u32 apsd_conf1);
+int wl1271_acx_frag_threshold(struct wl1271 *wl);
+int wl1271_acx_tx_config_options(struct wl1271 *wl);
+int wl1271_acx_mem_cfg(struct wl1271 *wl);
+int wl1271_acx_init_mem_config(struct wl1271 *wl);
+int wl1271_acx_init_rx_interrupt(struct wl1271 *wl);
+int wl1271_acx_smart_reflex(struct wl1271 *wl);
+int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable);
+int wl1271_acx_arp_ip_filter(struct wl1271 *wl, bool enable, __be32 address);
+int wl1271_acx_pm_config(struct wl1271 *wl);
+int wl1271_acx_keep_alive_mode(struct wl1271 *wl, bool enable);
+int wl1271_acx_keep_alive_config(struct wl1271 *wl, u8 index, u8 tpl_valid);
+int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, bool enable,
+ s16 thold, u8 hyst);
+int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl);
+int wl1271_acx_set_ht_capabilities(struct wl1271 *wl,
+ struct ieee80211_sta_ht_cap *ht_cap,
+ bool allow_ht_operation);
+int wl1271_acx_set_ht_information(struct wl1271 *wl,
+ u16 ht_operation_mode);
+int wl1271_acx_tsf_info(struct wl1271 *wl, u64 *mactime);
+
+#endif /* __WL1271_ACX_H__ */
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/gpio.h>
+#include <linux/slab.h>
+
+#include "acx.h"
+#include "reg.h"
+#include "boot.h"
+#include "io.h"
+#include "event.h"
+
+static struct wl1271_partition_set part_table[PART_TABLE_LEN] = {
+ [PART_DOWN] = {
+ .mem = {
+ .start = 0x00000000,
+ .size = 0x000177c0
+ },
+ .reg = {
+ .start = REGISTERS_BASE,
+ .size = 0x00008800
+ },
+ .mem2 = {
+ .start = 0x00000000,
+ .size = 0x00000000
+ },
+ .mem3 = {
+ .start = 0x00000000,
+ .size = 0x00000000
+ },
+ },
+
+ [PART_WORK] = {
+ .mem = {
+ .start = 0x00040000,
+ .size = 0x00014fc0
+ },
+ .reg = {
+ .start = REGISTERS_BASE,
+ .size = 0x0000a000
+ },
+ .mem2 = {
+ .start = 0x003004f8,
+ .size = 0x00000004
+ },
+ .mem3 = {
+ .start = 0x00040404,
+ .size = 0x00000000
+ },
+ },
+
+ [PART_DRPW] = {
+ .mem = {
+ .start = 0x00040000,
+ .size = 0x00014fc0
+ },
+ .reg = {
+ .start = DRPW_BASE,
+ .size = 0x00006000
+ },
+ .mem2 = {
+ .start = 0x00000000,
+ .size = 0x00000000
+ },
+ .mem3 = {
+ .start = 0x00000000,
+ .size = 0x00000000
+ }
+ }
+};
+
+static void wl1271_boot_set_ecpu_ctrl(struct wl1271 *wl, u32 flag)
+{
+ u32 cpu_ctrl;
+
+ /* 10.5.0 run the firmware (I) */
+ cpu_ctrl = wl1271_read32(wl, ACX_REG_ECPU_CONTROL);
+
+ /* 10.5.1 run the firmware (II) */
+ cpu_ctrl |= flag;
+ wl1271_write32(wl, ACX_REG_ECPU_CONTROL, cpu_ctrl);
+}
+
+static void wl1271_boot_fw_version(struct wl1271 *wl)
+{
+ struct wl1271_static_data static_data;
+
+ wl1271_read(wl, wl->cmd_box_addr, &static_data, sizeof(static_data),
+ false);
+
+ strncpy(wl->chip.fw_ver, static_data.fw_version,
+ sizeof(wl->chip.fw_ver));
+
+ /* make sure the string is NULL-terminated */
+ wl->chip.fw_ver[sizeof(wl->chip.fw_ver) - 1] = '\0';
+}
+
+static int wl1271_boot_upload_firmware_chunk(struct wl1271 *wl, void *buf,
+ size_t fw_data_len, u32 dest)
+{
+ struct wl1271_partition_set partition;
+ int addr, chunk_num, partition_limit;
+ u8 *p, *chunk;
+
+ /* whal_FwCtrl_LoadFwImageSm() */
+
+ wl1271_debug(DEBUG_BOOT, "starting firmware upload");
+
+ wl1271_debug(DEBUG_BOOT, "fw_data_len %zd chunk_size %d",
+ fw_data_len, CHUNK_SIZE);
+
+ if ((fw_data_len % 4) != 0) {
+ wl1271_error("firmware length not multiple of four");
+ return -EIO;
+ }
+
+ chunk = kmalloc(CHUNK_SIZE, GFP_KERNEL);
+ if (!chunk) {
+ wl1271_error("allocation for firmware upload chunk failed");
+ return -ENOMEM;
+ }
+
+ memcpy(&partition, &part_table[PART_DOWN], sizeof(partition));
+ partition.mem.start = dest;
+ wl1271_set_partition(wl, &partition);
+
+ /* 10.1 set partition limit and chunk num */
+ chunk_num = 0;
+ partition_limit = part_table[PART_DOWN].mem.size;
+
+ while (chunk_num < fw_data_len / CHUNK_SIZE) {
+ /* 10.2 update partition, if needed */
+ addr = dest + (chunk_num + 2) * CHUNK_SIZE;
+ if (addr > partition_limit) {
+ addr = dest + chunk_num * CHUNK_SIZE;
+ partition_limit = chunk_num * CHUNK_SIZE +
+ part_table[PART_DOWN].mem.size;
+ partition.mem.start = addr;
+ wl1271_set_partition(wl, &partition);
+ }
+
+ /* 10.3 upload the chunk */
+ addr = dest + chunk_num * CHUNK_SIZE;
+ p = buf + chunk_num * CHUNK_SIZE;
+ memcpy(chunk, p, CHUNK_SIZE);
+ wl1271_debug(DEBUG_BOOT, "uploading fw chunk 0x%p to 0x%x",
+ p, addr);
+ wl1271_write(wl, addr, chunk, CHUNK_SIZE, false);
+
+ chunk_num++;
+ }
+
+ /* 10.4 upload the last chunk */
+ addr = dest + chunk_num * CHUNK_SIZE;
+ p = buf + chunk_num * CHUNK_SIZE;
+ memcpy(chunk, p, fw_data_len % CHUNK_SIZE);
+ wl1271_debug(DEBUG_BOOT, "uploading fw last chunk (%zd B) 0x%p to 0x%x",
+ fw_data_len % CHUNK_SIZE, p, addr);
+ wl1271_write(wl, addr, chunk, fw_data_len % CHUNK_SIZE, false);
+
+ kfree(chunk);
+ return 0;
+}
+
+static int wl1271_boot_upload_firmware(struct wl1271 *wl)
+{
+ u32 chunks, addr, len;
+ int ret = 0;
+ u8 *fw;
+
+ fw = wl->fw;
+ chunks = be32_to_cpup((__be32 *) fw);
+ fw += sizeof(u32);
+
+ wl1271_debug(DEBUG_BOOT, "firmware chunks to be uploaded: %u", chunks);
+
+ while (chunks--) {
+ addr = be32_to_cpup((__be32 *) fw);
+ fw += sizeof(u32);
+ len = be32_to_cpup((__be32 *) fw);
+ fw += sizeof(u32);
+
+ if (len > 300000) {
+ wl1271_info("firmware chunk too long: %u", len);
+ return -EINVAL;
+ }
+ wl1271_debug(DEBUG_BOOT, "chunk %d addr 0x%x len %u",
+ chunks, addr, len);
+ ret = wl1271_boot_upload_firmware_chunk(wl, fw, len, addr);
+ if (ret != 0)
+ break;
+ fw += len;
+ }
+
+ return ret;
+}
+
+static int wl1271_boot_upload_nvs(struct wl1271 *wl)
+{
+ size_t nvs_len, burst_len;
+ int i;
+ u32 dest_addr, val;
+ u8 *nvs_ptr, *nvs_aligned;
+
+ if (wl->nvs == NULL)
+ return -ENODEV;
+
+ /*
+ * FIXME: the LEGACY NVS image support (NVS's missing the 5GHz band
+ * configurations) can be removed when those NVS files stop floating
+ * around.
+ */
+ if (wl->nvs_len == sizeof(struct wl1271_nvs_file) ||
+ wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) {
+ if (wl->nvs->general_params.dual_mode_select)
+ wl->enable_11a = true;
+ }
+
+ if (wl->nvs_len != sizeof(struct wl1271_nvs_file) &&
+ (wl->nvs_len != WL1271_INI_LEGACY_NVS_FILE_SIZE ||
+ wl->enable_11a)) {
+ wl1271_error("nvs size is not as expected: %zu != %zu",
+ wl->nvs_len, sizeof(struct wl1271_nvs_file));
+ kfree(wl->nvs);
+ wl->nvs = NULL;
+ wl->nvs_len = 0;
+ return -EILSEQ;
+ }
+
+ /* only the first part of the NVS needs to be uploaded */
+ nvs_len = sizeof(wl->nvs->nvs);
+ nvs_ptr = (u8 *)wl->nvs->nvs;
+
+ /* update current MAC address to NVS */
+ nvs_ptr[11] = wl->mac_addr[0];
+ nvs_ptr[10] = wl->mac_addr[1];
+ nvs_ptr[6] = wl->mac_addr[2];
+ nvs_ptr[5] = wl->mac_addr[3];
+ nvs_ptr[4] = wl->mac_addr[4];
+ nvs_ptr[3] = wl->mac_addr[5];
+
+ /*
+ * Layout before the actual NVS tables:
+ * 1 byte : burst length.
+ * 2 bytes: destination address.
+ * n bytes: data to burst copy.
+ *
+ * This is ended by a 0 length, then the NVS tables.
+ */
+
+ /* FIXME: Do we need to check here whether the LSB is 1? */
+ while (nvs_ptr[0]) {
+ burst_len = nvs_ptr[0];
+ dest_addr = (nvs_ptr[1] & 0xfe) | ((u32)(nvs_ptr[2] << 8));
+
+ /*
+ * Due to our new wl1271_translate_reg_addr function,
+ * we need to add the REGISTER_BASE to the destination
+ */
+ dest_addr += REGISTERS_BASE;
+
+ /* We move our pointer to the data */
+ nvs_ptr += 3;
+
+ for (i = 0; i < burst_len; i++) {
+ val = (nvs_ptr[0] | (nvs_ptr[1] << 8)
+ | (nvs_ptr[2] << 16) | (nvs_ptr[3] << 24));
+
+ wl1271_debug(DEBUG_BOOT,
+ "nvs burst write 0x%x: 0x%x",
+ dest_addr, val);
+ wl1271_write32(wl, dest_addr, val);
+
+ nvs_ptr += 4;
+ dest_addr += 4;
+ }
+ }
+
+ /*
+ * We've reached the first zero length, the first NVS table
+ * is located at an aligned offset which is at least 7 bytes further.
+ */
+ nvs_ptr = (u8 *)wl->nvs->nvs +
+ ALIGN(nvs_ptr - (u8 *)wl->nvs->nvs + 7, 4);
+ nvs_len -= nvs_ptr - (u8 *)wl->nvs->nvs;
+
+ /* Now we must set the partition correctly */
+ wl1271_set_partition(wl, &part_table[PART_WORK]);
+
+ /* Copy the NVS tables to a new block to ensure alignment */
+ nvs_aligned = kmemdup(nvs_ptr, nvs_len, GFP_KERNEL);
+ if (!nvs_aligned)
+ return -ENOMEM;
+
+ /* And finally we upload the NVS tables */
+ wl1271_write(wl, CMD_MBOX_ADDRESS, nvs_aligned, nvs_len, false);
+
+ kfree(nvs_aligned);
+ return 0;
+}
+
+static void wl1271_boot_enable_interrupts(struct wl1271 *wl)
+{
+ wl1271_enable_interrupts(wl);
+ wl1271_write32(wl, ACX_REG_INTERRUPT_MASK,
+ WL1271_ACX_INTR_ALL & ~(WL1271_INTR_MASK));
+ wl1271_write32(wl, HI_CFG, HI_CFG_DEF_VAL);
+}
+
+static int wl1271_boot_soft_reset(struct wl1271 *wl)
+{
+ unsigned long timeout;
+ u32 boot_data;
+
+ /* perform soft reset */
+ wl1271_write32(wl, ACX_REG_SLV_SOFT_RESET, ACX_SLV_SOFT_RESET_BIT);
+
+ /* SOFT_RESET is self clearing */
+ timeout = jiffies + usecs_to_jiffies(SOFT_RESET_MAX_TIME);
+ while (1) {
+ boot_data = wl1271_read32(wl, ACX_REG_SLV_SOFT_RESET);
+ wl1271_debug(DEBUG_BOOT, "soft reset bootdata 0x%x", boot_data);
+ if ((boot_data & ACX_SLV_SOFT_RESET_BIT) == 0)
+ break;
+
+ if (time_after(jiffies, timeout)) {
+ /* 1.2 check pWhalBus->uSelfClearTime if the
+ * timeout was reached */
+ wl1271_error("soft reset timeout");
+ return -1;
+ }
+
+ udelay(SOFT_RESET_STALL_TIME);
+ }
+
+ /* disable Rx/Tx */
+ wl1271_write32(wl, ENABLE, 0x0);
+
+ /* disable auto calibration on start*/
+ wl1271_write32(wl, SPARE_A2, 0xffff);
+
+ return 0;
+}
+
+static int wl1271_boot_run_firmware(struct wl1271 *wl)
+{
+ int loop, ret;
+ u32 chip_id, intr;
+
+ wl1271_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
+
+ chip_id = wl1271_read32(wl, CHIP_ID_B);
+
+ wl1271_debug(DEBUG_BOOT, "chip id after firmware boot: 0x%x", chip_id);
+
+ if (chip_id != wl->chip.id) {
+ wl1271_error("chip id doesn't match after firmware boot");
+ return -EIO;
+ }
+
+ /* wait for init to complete */
+ loop = 0;
+ while (loop++ < INIT_LOOP) {
+ udelay(INIT_LOOP_DELAY);
+ intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
+
+ if (intr == 0xffffffff) {
+ wl1271_error("error reading hardware complete "
+ "init indication");
+ return -EIO;
+ }
+ /* check that ACX_INTR_INIT_COMPLETE is enabled */
+ else if (intr & WL1271_ACX_INTR_INIT_COMPLETE) {
+ wl1271_write32(wl, ACX_REG_INTERRUPT_ACK,
+ WL1271_ACX_INTR_INIT_COMPLETE);
+ break;
+ }
+ }
+
+ if (loop > INIT_LOOP) {
+ wl1271_error("timeout waiting for the hardware to "
+ "complete initialization");
+ return -EIO;
+ }
+
+ /* get hardware config command mail box */
+ wl->cmd_box_addr = wl1271_read32(wl, REG_COMMAND_MAILBOX_PTR);
+
+ /* get hardware config event mail box */
+ wl->event_box_addr = wl1271_read32(wl, REG_EVENT_MAILBOX_PTR);
+
+ /* set the working partition to its "running" mode offset */
+ wl1271_set_partition(wl, &part_table[PART_WORK]);
+
+ wl1271_debug(DEBUG_MAILBOX, "cmd_box_addr 0x%x event_box_addr 0x%x",
+ wl->cmd_box_addr, wl->event_box_addr);
+
+ wl1271_boot_fw_version(wl);
+
+ /*
+ * in case of full asynchronous mode the firmware event must be
+ * ready to receive event from the command mailbox
+ */
+
+ /* unmask required mbox events */
+ wl->event_mask = BSS_LOSE_EVENT_ID |
+ SCAN_COMPLETE_EVENT_ID |
+ PS_REPORT_EVENT_ID |
+ JOIN_EVENT_COMPLETE_ID |
+ DISCONNECT_EVENT_COMPLETE_ID |
+ RSSI_SNR_TRIGGER_0_EVENT_ID |
+ PSPOLL_DELIVERY_FAILURE_EVENT_ID |
+ SOFT_GEMINI_SENSE_EVENT_ID;
+
+ ret = wl1271_event_unmask(wl);
+ if (ret < 0) {
+ wl1271_error("EVENT mask setting failed");
+ return ret;
+ }
+
+ wl1271_event_mbox_config(wl);
+
+ /* firmware startup completed */
+ return 0;
+}
+
+static int wl1271_boot_write_irq_polarity(struct wl1271 *wl)
+{
+ u32 polarity;
+
+ polarity = wl1271_top_reg_read(wl, OCP_REG_POLARITY);
+
+ /* We use HIGH polarity, so unset the LOW bit */
+ polarity &= ~POLARITY_LOW;
+ wl1271_top_reg_write(wl, OCP_REG_POLARITY, polarity);
+
+ return 0;
+}
+
+static void wl1271_boot_hw_version(struct wl1271 *wl)
+{
+ u32 fuse;
+
+ fuse = wl1271_top_reg_read(wl, REG_FUSE_DATA_2_1);
+ fuse = (fuse & PG_VER_MASK) >> PG_VER_OFFSET;
+
+ wl->hw_pg_ver = (s8)fuse;
+}
+
+int wl1271_boot(struct wl1271 *wl)
+{
+ int ret = 0;
+ u32 tmp, clk, pause;
+
+ wl1271_boot_hw_version(wl);
+
+ if (wl->ref_clock == 0 || wl->ref_clock == 2 || wl->ref_clock == 4)
+ /* ref clk: 19.2/38.4/38.4-XTAL */
+ clk = 0x3;
+ else if (wl->ref_clock == 1 || wl->ref_clock == 3)
+ /* ref clk: 26/52 */
+ clk = 0x5;
+ else
+ return -EINVAL;
+
+ if (wl->ref_clock != 0) {
+ u16 val;
+ /* Set clock type (open drain) */
+ val = wl1271_top_reg_read(wl, OCP_REG_CLK_TYPE);
+ val &= FREF_CLK_TYPE_BITS;
+ wl1271_top_reg_write(wl, OCP_REG_CLK_TYPE, val);
+
+ /* Set clock pull mode (no pull) */
+ val = wl1271_top_reg_read(wl, OCP_REG_CLK_PULL);
+ val |= NO_PULL;
+ wl1271_top_reg_write(wl, OCP_REG_CLK_PULL, val);
+ } else {
+ u16 val;
+ /* Set clock polarity */
+ val = wl1271_top_reg_read(wl, OCP_REG_CLK_POLARITY);
+ val &= FREF_CLK_POLARITY_BITS;
+ val |= CLK_REQ_OUTN_SEL;
+ wl1271_top_reg_write(wl, OCP_REG_CLK_POLARITY, val);
+ }
+
+ wl1271_write32(wl, PLL_PARAMETERS, clk);
+
+ pause = wl1271_read32(wl, PLL_PARAMETERS);
+
+ wl1271_debug(DEBUG_BOOT, "pause1 0x%x", pause);
+
+ pause &= ~(WU_COUNTER_PAUSE_VAL);
+ pause |= WU_COUNTER_PAUSE_VAL;
+ wl1271_write32(wl, WU_COUNTER_PAUSE, pause);
+
+ /* Continue the ELP wake up sequence */
+ wl1271_write32(wl, WELP_ARM_COMMAND, WELP_ARM_COMMAND_VAL);
+ udelay(500);
+
+ wl1271_set_partition(wl, &part_table[PART_DRPW]);
+
+ /* Read-modify-write DRPW_SCRATCH_START register (see next state)
+ to be used by DRPw FW. The RTRIM value will be added by the FW
+ before taking DRPw out of reset */
+
+ wl1271_debug(DEBUG_BOOT, "DRPW_SCRATCH_START %08x", DRPW_SCRATCH_START);
+ clk = wl1271_read32(wl, DRPW_SCRATCH_START);
+
+ wl1271_debug(DEBUG_BOOT, "clk2 0x%x", clk);
+
+ clk |= (wl->ref_clock << 1) << 4;
+ wl1271_write32(wl, DRPW_SCRATCH_START, clk);
+
+ wl1271_set_partition(wl, &part_table[PART_WORK]);
+
+ /* Disable interrupts */
+ wl1271_write32(wl, ACX_REG_INTERRUPT_MASK, WL1271_ACX_INTR_ALL);
+
+ ret = wl1271_boot_soft_reset(wl);
+ if (ret < 0)
+ goto out;
+
+ /* 2. start processing NVS file */
+ ret = wl1271_boot_upload_nvs(wl);
+ if (ret < 0)
+ goto out;
+
+ /* write firmware's last address (ie. it's length) to
+ * ACX_EEPROMLESS_IND_REG */
+ wl1271_debug(DEBUG_BOOT, "ACX_EEPROMLESS_IND_REG");
+
+ wl1271_write32(wl, ACX_EEPROMLESS_IND_REG, ACX_EEPROMLESS_IND_REG);
+
+ tmp = wl1271_read32(wl, CHIP_ID_B);
+
+ wl1271_debug(DEBUG_BOOT, "chip id 0x%x", tmp);
+
+ /* 6. read the EEPROM parameters */
+ tmp = wl1271_read32(wl, SCR_PAD2);
+
+ ret = wl1271_boot_write_irq_polarity(wl);
+ if (ret < 0)
+ goto out;
+
+ wl1271_write32(wl, ACX_REG_INTERRUPT_MASK,
+ WL1271_ACX_ALL_EVENTS_VECTOR);
+
+ /* WL1271: The reference driver skips steps 7 to 10 (jumps directly
+ * to upload_fw) */
+
+ ret = wl1271_boot_upload_firmware(wl);
+ if (ret < 0)
+ goto out;
+
+ /* 10.5 start firmware */
+ ret = wl1271_boot_run_firmware(wl);
+ if (ret < 0)
+ goto out;
+
+ /* Enable firmware interrupts now */
+ wl1271_boot_enable_interrupts(wl);
+
+ /* set the wl1271 default filters */
+ wl->rx_config = WL1271_DEFAULT_RX_CONFIG;
+ wl->rx_filter = WL1271_DEFAULT_RX_FILTER;
+
+ wl1271_event_mbox_config(wl);
+
+out:
+ return ret;
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __BOOT_H__
+#define __BOOT_H__
+
+#include "wl12xx.h"
+
+int wl1271_boot(struct wl1271 *wl);
+
+#define WL1271_NO_SUBBANDS 8
+#define WL1271_NO_POWER_LEVELS 4
+#define WL1271_FW_VERSION_MAX_LEN 20
+
+struct wl1271_static_data {
+ u8 mac_address[ETH_ALEN];
+ u8 padding[2];
+ u8 fw_version[WL1271_FW_VERSION_MAX_LEN];
+ u32 hw_version;
+ u8 tx_power_table[WL1271_NO_SUBBANDS][WL1271_NO_POWER_LEVELS];
+};
+
+/* number of times we try to read the INIT interrupt */
+#define INIT_LOOP 20000
+
+/* delay between retries */
+#define INIT_LOOP_DELAY 50
+
+#define WU_COUNTER_PAUSE_VAL 0x3FF
+#define WELP_ARM_COMMAND_VAL 0x4
+
+#define OCP_REG_POLARITY 0x0064
+#define OCP_REG_CLK_TYPE 0x0448
+#define OCP_REG_CLK_POLARITY 0x0cb2
+#define OCP_REG_CLK_PULL 0x0cb4
+
+#define REG_FUSE_DATA_2_1 0x050a
+#define PG_VER_MASK 0x3c
+#define PG_VER_OFFSET 2
+
+#define CMD_MBOX_ADDRESS 0x407B4
+
+#define POLARITY_LOW BIT(1)
+#define NO_PULL (BIT(14) | BIT(15))
+
+#define FREF_CLK_TYPE_BITS 0xfffffe7f
+#define CLK_REQ_PRCM 0x100
+#define FREF_CLK_POLARITY_BITS 0xfffff8ff
+#define CLK_REQ_OUTN_SEL 0x700
+
+#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/crc7.h>
+#include <linux/spi/spi.h>
+#include <linux/etherdevice.h>
+#include <linux/ieee80211.h>
+#include <linux/slab.h>
+
+#include "wl12xx.h"
+#include "reg.h"
+#include "io.h"
+#include "acx.h"
+#include "wl12xx_80211.h"
+#include "cmd.h"
+#include "event.h"
+
+#define WL1271_CMD_FAST_POLL_COUNT 50
+
+/*
+ * send command to firmware
+ *
+ * @wl: wl struct
+ * @id: command id
+ * @buf: buffer containing the command, must work with dma
+ * @len: length of the buffer
+ */
+int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
+ size_t res_len)
+{
+ struct wl1271_cmd_header *cmd;
+ unsigned long timeout;
+ u32 intr;
+ int ret = 0;
+ u16 status;
+ u16 poll_count = 0;
+
+ cmd = buf;
+ cmd->id = cpu_to_le16(id);
+ cmd->status = 0;
+
+ WARN_ON(len % 4 != 0);
+
+ wl1271_write(wl, wl->cmd_box_addr, buf, len, false);
+
+ wl1271_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_CMD);
+
+ timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT);
+
+ intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
+ while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) {
+ if (time_after(jiffies, timeout)) {
+ wl1271_error("command complete timeout");
+ ret = -ETIMEDOUT;
+ goto out;
+ }
+
+ poll_count++;
+ if (poll_count < WL1271_CMD_FAST_POLL_COUNT)
+ udelay(10);
+ else
+ msleep(1);
+
+ intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
+ }
+
+ /* read back the status code of the command */
+ if (res_len == 0)
+ res_len = sizeof(struct wl1271_cmd_header);
+ wl1271_read(wl, wl->cmd_box_addr, cmd, res_len, false);
+
+ status = le16_to_cpu(cmd->status);
+ if (status != CMD_STATUS_SUCCESS) {
+ wl1271_error("command execute failure %d", status);
+ ieee80211_queue_work(wl->hw, &wl->recovery_work);
+ ret = -EIO;
+ }
+
+ wl1271_write32(wl, ACX_REG_INTERRUPT_ACK,
+ WL1271_ACX_INTR_CMD_COMPLETE);
+
+out:
+ return ret;
+}
+
+int wl1271_cmd_general_parms(struct wl1271 *wl)
+{
+ struct wl1271_general_parms_cmd *gen_parms;
+ struct wl1271_ini_general_params *gp = &wl->nvs->general_params;
+ bool answer = false;
+ int ret;
+
+ if (!wl->nvs)
+ return -ENODEV;
+
+ gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL);
+ if (!gen_parms)
+ return -ENOMEM;
+
+ gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM;
+
+ memcpy(&gen_parms->general_params, gp, sizeof(*gp));
+
+ if (gp->tx_bip_fem_auto_detect)
+ answer = true;
+
+ ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer);
+ if (ret < 0) {
+ wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed");
+ goto out;
+ }
+
+ gp->tx_bip_fem_manufacturer =
+ gen_parms->general_params.tx_bip_fem_manufacturer;
+
+ wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n",
+ answer ? "auto" : "manual", gp->tx_bip_fem_manufacturer);
+
+out:
+ kfree(gen_parms);
+ return ret;
+}
+
+int wl1271_cmd_radio_parms(struct wl1271 *wl)
+{
+ struct wl1271_radio_parms_cmd *radio_parms;
+ struct wl1271_ini_general_params *gp = &wl->nvs->general_params;
+ int ret;
+
+ if (!wl->nvs)
+ return -ENODEV;
+
+ radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL);
+ if (!radio_parms)
+ return -ENOMEM;
+
+ radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM;
+
+ /* 2.4GHz parameters */
+ memcpy(&radio_parms->static_params_2, &wl->nvs->stat_radio_params_2,
+ sizeof(struct wl1271_ini_band_params_2));
+ memcpy(&radio_parms->dyn_params_2,
+ &wl->nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params,
+ sizeof(struct wl1271_ini_fem_params_2));
+
+ /* 5GHz parameters */
+ memcpy(&radio_parms->static_params_5,
+ &wl->nvs->stat_radio_params_5,
+ sizeof(struct wl1271_ini_band_params_5));
+ memcpy(&radio_parms->dyn_params_5,
+ &wl->nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params,
+ sizeof(struct wl1271_ini_fem_params_5));
+
+ wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ",
+ radio_parms, sizeof(*radio_parms));
+
+ ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0);
+ if (ret < 0)
+ wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed");
+
+ kfree(radio_parms);
+ return ret;
+}
+
+int wl1271_cmd_ext_radio_parms(struct wl1271 *wl)
+{
+ struct wl1271_ext_radio_parms_cmd *ext_radio_parms;
+ struct conf_rf_settings *rf = &wl->conf.rf;
+ int ret;
+
+ if (!wl->nvs)
+ return -ENODEV;
+
+ ext_radio_parms = kzalloc(sizeof(*ext_radio_parms), GFP_KERNEL);
+ if (!ext_radio_parms)
+ return -ENOMEM;
+
+ ext_radio_parms->test.id = TEST_CMD_INI_FILE_RF_EXTENDED_PARAM;
+
+ memcpy(ext_radio_parms->tx_per_channel_power_compensation_2,
+ rf->tx_per_channel_power_compensation_2,
+ CONF_TX_PWR_COMPENSATION_LEN_2);
+ memcpy(ext_radio_parms->tx_per_channel_power_compensation_5,
+ rf->tx_per_channel_power_compensation_5,
+ CONF_TX_PWR_COMPENSATION_LEN_5);
+
+ wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_EXT_RADIO_PARAM: ",
+ ext_radio_parms, sizeof(*ext_radio_parms));
+
+ ret = wl1271_cmd_test(wl, ext_radio_parms, sizeof(*ext_radio_parms), 0);
+ if (ret < 0)
+ wl1271_warning("TEST_CMD_INI_FILE_RF_EXTENDED_PARAM failed");
+
+ kfree(ext_radio_parms);
+ return ret;
+}
+
+/*
+ * Poll the mailbox event field until any of the bits in the mask is set or a
+ * timeout occurs (WL1271_EVENT_TIMEOUT in msecs)
+ */
+static int wl1271_cmd_wait_for_event(struct wl1271 *wl, u32 mask)
+{
+ u32 events_vector, event;
+ unsigned long timeout;
+
+ timeout = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT);
+
+ do {
+ if (time_after(jiffies, timeout)) {
+ ieee80211_queue_work(wl->hw, &wl->recovery_work);
+ return -ETIMEDOUT;
+ }
+
+ msleep(1);
+
+ /* read from both event fields */
+ wl1271_read(wl, wl->mbox_ptr[0], &events_vector,
+ sizeof(events_vector), false);
+ event = events_vector & mask;
+ wl1271_read(wl, wl->mbox_ptr[1], &events_vector,
+ sizeof(events_vector), false);
+ event |= events_vector & mask;
+ } while (!event);
+
+ return 0;
+}
+
+int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type)
+{
+ struct wl1271_cmd_join *join;
+ int ret, i;
+ u8 *bssid;
+
+ join = kzalloc(sizeof(*join), GFP_KERNEL);
+ if (!join) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ wl1271_debug(DEBUG_CMD, "cmd join");
+
+ /* Reverse order BSSID */
+ bssid = (u8 *) &join->bssid_lsb;
+ for (i = 0; i < ETH_ALEN; i++)
+ bssid[i] = wl->bssid[ETH_ALEN - i - 1];
+
+ join->rx_config_options = cpu_to_le32(wl->rx_config);
+ join->rx_filter_options = cpu_to_le32(wl->rx_filter);
+ join->bss_type = bss_type;
+ join->basic_rate_set = cpu_to_le32(wl->basic_rate_set);
+
+ if (wl->band == IEEE80211_BAND_5GHZ)
+ join->bss_type |= WL1271_JOIN_CMD_BSS_TYPE_5GHZ;
+
+ join->beacon_interval = cpu_to_le16(wl->beacon_int);
+ join->dtim_interval = WL1271_DEFAULT_DTIM_PERIOD;
+
+ join->channel = wl->channel;
+ join->ssid_len = wl->ssid_len;
+ memcpy(join->ssid, wl->ssid, wl->ssid_len);
+
+ join->ctrl |= wl->session_counter << WL1271_JOIN_CMD_TX_SESSION_OFFSET;
+
+ /* reset TX security counters */
+ wl->tx_security_last_seq = 0;
+ wl->tx_security_seq = 0;
+
+ ret = wl1271_cmd_send(wl, CMD_START_JOIN, join, sizeof(*join), 0);
+ if (ret < 0) {
+ wl1271_error("failed to initiate cmd join");
+ goto out_free;
+ }
+
+ ret = wl1271_cmd_wait_for_event(wl, JOIN_EVENT_COMPLETE_ID);
+ if (ret < 0)
+ wl1271_error("cmd join event completion error");
+
+out_free:
+ kfree(join);
+
+out:
+ return ret;
+}
+
+/**
+ * send test command to firmware
+ *
+ * @wl: wl struct
+ * @buf: buffer containing the command, with all headers, must work with dma
+ * @len: length of the buffer
+ * @answer: is answer needed
+ */
+int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer)
+{
+ int ret;
+ size_t res_len = 0;
+
+ wl1271_debug(DEBUG_CMD, "cmd test");
+
+ if (answer)
+ res_len = buf_len;
+
+ ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len);
+
+ if (ret < 0) {
+ wl1271_warning("TEST command failed");
+ return ret;
+ }
+
+ return ret;
+}
+
+/**
+ * read acx from firmware
+ *
+ * @wl: wl struct
+ * @id: acx id
+ * @buf: buffer for the response, including all headers, must work with dma
+ * @len: lenght of buf
+ */
+int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len)
+{
+ struct acx_header *acx = buf;
+ int ret;
+
+ wl1271_debug(DEBUG_CMD, "cmd interrogate");
+
+ acx->id = cpu_to_le16(id);
+
+ /* payload length, does not include any headers */
+ acx->len = cpu_to_le16(len - sizeof(*acx));
+
+ ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, sizeof(*acx), len);
+ if (ret < 0)
+ wl1271_error("INTERROGATE command failed");
+
+ return ret;
+}
+
+/**
+ * write acx value to firmware
+ *
+ * @wl: wl struct
+ * @id: acx id
+ * @buf: buffer containing acx, including all headers, must work with dma
+ * @len: length of buf
+ */
+int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len)
+{
+ struct acx_header *acx = buf;
+ int ret;
+
+ wl1271_debug(DEBUG_CMD, "cmd configure");
+
+ acx->id = cpu_to_le16(id);
+
+ /* payload length, does not include any headers */
+ acx->len = cpu_to_le16(len - sizeof(*acx));
+
+ ret = wl1271_cmd_send(wl, CMD_CONFIGURE, acx, len, 0);
+ if (ret < 0) {
+ wl1271_warning("CONFIGURE command NOK");
+ return ret;
+ }
+
+ return 0;
+}
+
+int wl1271_cmd_data_path(struct wl1271 *wl, bool enable)
+{
+ struct cmd_enabledisable_path *cmd;
+ int ret;
+ u16 cmd_rx, cmd_tx;
+
+ wl1271_debug(DEBUG_CMD, "cmd data path");
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* the channel here is only used for calibration, so hardcoded to 1 */
+ cmd->channel = 1;
+
+ if (enable) {
+ cmd_rx = CMD_ENABLE_RX;
+ cmd_tx = CMD_ENABLE_TX;
+ } else {
+ cmd_rx = CMD_DISABLE_RX;
+ cmd_tx = CMD_DISABLE_TX;
+ }
+
+ ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0);
+ if (ret < 0) {
+ wl1271_error("rx %s cmd for channel %d failed",
+ enable ? "start" : "stop", cmd->channel);
+ goto out;
+ }
+
+ wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d",
+ enable ? "start" : "stop", cmd->channel);
+
+ ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0);
+ if (ret < 0) {
+ wl1271_error("tx %s cmd for channel %d failed",
+ enable ? "start" : "stop", cmd->channel);
+ goto out;
+ }
+
+ wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d",
+ enable ? "start" : "stop", cmd->channel);
+
+out:
+ kfree(cmd);
+ return ret;
+}
+
+int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode, u32 rates, bool send)
+{
+ struct wl1271_cmd_ps_params *ps_params = NULL;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_CMD, "cmd set ps mode");
+
+ ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL);
+ if (!ps_params) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ps_params->ps_mode = ps_mode;
+ ps_params->send_null_data = send;
+ ps_params->retries = wl->conf.conn.psm_entry_nullfunc_retries;
+ ps_params->hang_over_period = wl->conf.conn.psm_entry_hangover_period;
+ ps_params->null_data_rate = cpu_to_le32(rates);
+
+ ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params,
+ sizeof(*ps_params), 0);
+ if (ret < 0) {
+ wl1271_error("cmd set_ps_mode failed");
+ goto out;
+ }
+
+out:
+ kfree(ps_params);
+ return ret;
+}
+
+int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
+ void *buf, size_t buf_len, int index, u32 rates)
+{
+ struct wl1271_cmd_template_set *cmd;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_CMD, "cmd template_set %d", template_id);
+
+ WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE);
+ buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE);
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ cmd->len = cpu_to_le16(buf_len);
+ cmd->template_type = template_id;
+ cmd->enabled_rates = cpu_to_le32(rates);
+ cmd->short_retry_limit = wl->conf.tx.rc_conf.short_retry_limit;
+ cmd->long_retry_limit = wl->conf.tx.rc_conf.long_retry_limit;
+ cmd->index = index;
+
+ if (buf)
+ memcpy(cmd->template_data, buf, buf_len);
+
+ ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0);
+ if (ret < 0) {
+ wl1271_warning("cmd set_template failed: %d", ret);
+ goto out_free;
+ }
+
+out_free:
+ kfree(cmd);
+
+out:
+ return ret;
+}
+
+int wl1271_cmd_build_null_data(struct wl1271 *wl)
+{
+ struct sk_buff *skb = NULL;
+ int size;
+ void *ptr;
+ int ret = -ENOMEM;
+
+
+ if (wl->bss_type == BSS_TYPE_IBSS) {
+ size = sizeof(struct wl12xx_null_data_template);
+ ptr = NULL;
+ } else {
+ skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
+ if (!skb)
+ goto out;
+ size = skb->len;
+ ptr = skb->data;
+ }
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, ptr, size, 0,
+ wl->basic_rate);
+
+out:
+ dev_kfree_skb(skb);
+ if (ret)
+ wl1271_warning("cmd buld null data failed %d", ret);
+
+ return ret;
+
+}
+
+int wl1271_cmd_build_klv_null_data(struct wl1271 *wl)
+{
+ struct sk_buff *skb = NULL;
+ int ret = -ENOMEM;
+
+ skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
+ if (!skb)
+ goto out;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV,
+ skb->data, skb->len,
+ CMD_TEMPL_KLV_IDX_NULL_DATA,
+ wl->basic_rate);
+
+out:
+ dev_kfree_skb(skb);
+ if (ret)
+ wl1271_warning("cmd build klv null data failed %d", ret);
+
+ return ret;
+
+}
+
+int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid)
+{
+ struct sk_buff *skb;
+ int ret = 0;
+
+ skb = ieee80211_pspoll_get(wl->hw, wl->vif);
+ if (!skb)
+ goto out;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, skb->data,
+ skb->len, 0, wl->basic_rate_set);
+
+out:
+ dev_kfree_skb(skb);
+ return ret;
+}
+
+int wl1271_cmd_build_probe_req(struct wl1271 *wl,
+ const u8 *ssid, size_t ssid_len,
+ const u8 *ie, size_t ie_len, u8 band)
+{
+ struct sk_buff *skb;
+ int ret;
+
+ skb = ieee80211_probereq_get(wl->hw, wl->vif, ssid, ssid_len,
+ ie, ie_len);
+ if (!skb) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", skb->data, skb->len);
+
+ if (band == IEEE80211_BAND_2GHZ)
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4,
+ skb->data, skb->len, 0,
+ wl->conf.tx.basic_rate);
+ else
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5,
+ skb->data, skb->len, 0,
+ wl->conf.tx.basic_rate_5);
+
+out:
+ dev_kfree_skb(skb);
+ return ret;
+}
+
+int wl1271_build_qos_null_data(struct wl1271 *wl)
+{
+ struct ieee80211_qos_hdr template;
+
+ memset(&template, 0, sizeof(template));
+
+ memcpy(template.addr1, wl->bssid, ETH_ALEN);
+ memcpy(template.addr2, wl->mac_addr, ETH_ALEN);
+ memcpy(template.addr3, wl->bssid, ETH_ALEN);
+
+ template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
+ IEEE80211_STYPE_QOS_NULLFUNC |
+ IEEE80211_FCTL_TODS);
+
+ /* FIXME: not sure what priority to use here */
+ template.qos_ctrl = cpu_to_le16(0);
+
+ return wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, &template,
+ sizeof(template), 0,
+ wl->basic_rate);
+}
+
+int wl1271_cmd_set_default_wep_key(struct wl1271 *wl, u8 id)
+{
+ struct wl1271_cmd_set_keys *cmd;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id);
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ cmd->id = id;
+ cmd->key_action = cpu_to_le16(KEY_SET_ID);
+ cmd->key_type = KEY_WEP;
+
+ ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0);
+ if (ret < 0) {
+ wl1271_warning("cmd set_default_wep_key failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(cmd);
+
+ return ret;
+}
+
+int wl1271_cmd_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type,
+ u8 key_size, const u8 *key, const u8 *addr,
+ u32 tx_seq_32, u16 tx_seq_16)
+{
+ struct wl1271_cmd_set_keys *cmd;
+ int ret = 0;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ if (key_type != KEY_WEP)
+ memcpy(cmd->addr, addr, ETH_ALEN);
+
+ cmd->key_action = cpu_to_le16(action);
+ cmd->key_size = key_size;
+ cmd->key_type = key_type;
+
+ cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16);
+ cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32);
+
+ /* we have only one SSID profile */
+ cmd->ssid_profile = 0;
+
+ cmd->id = id;
+
+ if (key_type == KEY_TKIP) {
+ /*
+ * We get the key in the following form:
+ * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes)
+ * but the target is expecting:
+ * TKIP - RX MIC - TX MIC
+ */
+ memcpy(cmd->key, key, 16);
+ memcpy(cmd->key + 16, key + 24, 8);
+ memcpy(cmd->key + 24, key + 16, 8);
+
+ } else {
+ memcpy(cmd->key, key, key_size);
+ }
+
+ wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd));
+
+ ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0);
+ if (ret < 0) {
+ wl1271_warning("could not set keys");
+ goto out;
+ }
+
+out:
+ kfree(cmd);
+
+ return ret;
+}
+
+int wl1271_cmd_disconnect(struct wl1271 *wl)
+{
+ struct wl1271_cmd_disconnect *cmd;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_CMD, "cmd disconnect");
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ cmd->rx_config_options = cpu_to_le32(wl->rx_config);
+ cmd->rx_filter_options = cpu_to_le32(wl->rx_filter);
+ /* disconnect reason is not used in immediate disconnections */
+ cmd->type = DISCONNECT_IMMEDIATE;
+
+ ret = wl1271_cmd_send(wl, CMD_DISCONNECT, cmd, sizeof(*cmd), 0);
+ if (ret < 0) {
+ wl1271_error("failed to send disconnect command");
+ goto out_free;
+ }
+
+ ret = wl1271_cmd_wait_for_event(wl, DISCONNECT_EVENT_COMPLETE_ID);
+ if (ret < 0)
+ wl1271_error("cmd disconnect event completion error");
+
+out_free:
+ kfree(cmd);
+
+out:
+ return ret;
+}
+
+int wl1271_cmd_set_sta_state(struct wl1271 *wl)
+{
+ struct wl1271_cmd_set_sta_state *cmd;
+ int ret = 0;
+
+ wl1271_debug(DEBUG_CMD, "cmd set sta state");
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ cmd->state = WL1271_CMD_STA_STATE_CONNECTED;
+
+ ret = wl1271_cmd_send(wl, CMD_SET_STA_STATE, cmd, sizeof(*cmd), 0);
+ if (ret < 0) {
+ wl1271_error("failed to send set STA state command");
+ goto out_free;
+ }
+
+out_free:
+ kfree(cmd);
+
+out:
+ return ret;
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __CMD_H__
+#define __CMD_H__
+
+#include "wl12xx.h"
+
+struct acx_header;
+
+int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
+ size_t res_len);
+int wl1271_cmd_general_parms(struct wl1271 *wl);
+int wl1271_cmd_radio_parms(struct wl1271 *wl);
+int wl1271_cmd_ext_radio_parms(struct wl1271 *wl);
+int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type);
+int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer);
+int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len);
+int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len);
+int wl1271_cmd_data_path(struct wl1271 *wl, bool enable);
+int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode, u32 rates, bool send);
+int wl1271_cmd_read_memory(struct wl1271 *wl, u32 addr, void *answer,
+ size_t len);
+int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
+ void *buf, size_t buf_len, int index, u32 rates);
+int wl1271_cmd_build_null_data(struct wl1271 *wl);
+int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid);
+int wl1271_cmd_build_probe_req(struct wl1271 *wl,
+ const u8 *ssid, size_t ssid_len,
+ const u8 *ie, size_t ie_len, u8 band);
+int wl1271_build_qos_null_data(struct wl1271 *wl);
+int wl1271_cmd_build_klv_null_data(struct wl1271 *wl);
+int wl1271_cmd_set_default_wep_key(struct wl1271 *wl, u8 id);
+int wl1271_cmd_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type,
+ u8 key_size, const u8 *key, const u8 *addr,
+ u32 tx_seq_32, u16 tx_seq_16);
+int wl1271_cmd_disconnect(struct wl1271 *wl);
+int wl1271_cmd_set_sta_state(struct wl1271 *wl);
+
+enum wl1271_commands {
+ CMD_INTERROGATE = 1, /*use this to read information elements*/
+ CMD_CONFIGURE = 2, /*use this to write information elements*/
+ CMD_ENABLE_RX = 3,
+ CMD_ENABLE_TX = 4,
+ CMD_DISABLE_RX = 5,
+ CMD_DISABLE_TX = 6,
+ CMD_SCAN = 8,
+ CMD_STOP_SCAN = 9,
+ CMD_START_JOIN = 11,
+ CMD_SET_KEYS = 12,
+ CMD_READ_MEMORY = 13,
+ CMD_WRITE_MEMORY = 14,
+ CMD_SET_TEMPLATE = 19,
+ CMD_TEST = 23,
+ CMD_NOISE_HIST = 28,
+ CMD_LNA_CONTROL = 32,
+ CMD_SET_BCN_MODE = 33,
+ CMD_MEASUREMENT = 34,
+ CMD_STOP_MEASUREMENT = 35,
+ CMD_DISCONNECT = 36,
+ CMD_SET_PS_MODE = 37,
+ CMD_CHANNEL_SWITCH = 38,
+ CMD_STOP_CHANNEL_SWICTH = 39,
+ CMD_AP_DISCOVERY = 40,
+ CMD_STOP_AP_DISCOVERY = 41,
+ CMD_SPS_SCAN = 42,
+ CMD_STOP_SPS_SCAN = 43,
+ CMD_HEALTH_CHECK = 45,
+ CMD_DEBUG = 46,
+ CMD_TRIGGER_SCAN_TO = 47,
+ CMD_CONNECTION_SCAN_CFG = 48,
+ CMD_CONNECTION_SCAN_SSID_CFG = 49,
+ CMD_START_PERIODIC_SCAN = 50,
+ CMD_STOP_PERIODIC_SCAN = 51,
+ CMD_SET_STA_STATE = 52,
+
+ NUM_COMMANDS,
+ MAX_COMMAND_ID = 0xFFFF,
+};
+
+#define MAX_CMD_PARAMS 572
+
+enum {
+ CMD_TEMPL_KLV_IDX_NULL_DATA = 0,
+ CMD_TEMPL_KLV_IDX_MAX = 4
+};
+
+enum cmd_templ {
+ CMD_TEMPL_NULL_DATA = 0,
+ CMD_TEMPL_BEACON,
+ CMD_TEMPL_CFG_PROBE_REQ_2_4,
+ CMD_TEMPL_CFG_PROBE_REQ_5,
+ CMD_TEMPL_PROBE_RESPONSE,
+ CMD_TEMPL_QOS_NULL_DATA,
+ CMD_TEMPL_PS_POLL,
+ CMD_TEMPL_KLV,
+ CMD_TEMPL_DISCONNECT,
+ CMD_TEMPL_PROBE_REQ_2_4, /* for firmware internal use only */
+ CMD_TEMPL_PROBE_REQ_5, /* for firmware internal use only */
+ CMD_TEMPL_BAR, /* for firmware internal use only */
+ CMD_TEMPL_CTS, /*
+ * For CTS-to-self (FastCTS) mechanism
+ * for BT/WLAN coexistence (SoftGemini). */
+ CMD_TEMPL_MAX = 0xff
+};
+
+/* unit ms */
+#define WL1271_COMMAND_TIMEOUT 2000
+#define WL1271_CMD_TEMPL_MAX_SIZE 252
+#define WL1271_EVENT_TIMEOUT 750
+
+struct wl1271_cmd_header {
+ __le16 id;
+ __le16 status;
+ /* payload */
+ u8 data[0];
+} __packed;
+
+#define WL1271_CMD_MAX_PARAMS 572
+
+struct wl1271_command {
+ struct wl1271_cmd_header header;
+ u8 parameters[WL1271_CMD_MAX_PARAMS];
+} __packed;
+
+enum {
+ CMD_MAILBOX_IDLE = 0,
+ CMD_STATUS_SUCCESS = 1,
+ CMD_STATUS_UNKNOWN_CMD = 2,
+ CMD_STATUS_UNKNOWN_IE = 3,
+ CMD_STATUS_REJECT_MEAS_SG_ACTIVE = 11,
+ CMD_STATUS_RX_BUSY = 13,
+ CMD_STATUS_INVALID_PARAM = 14,
+ CMD_STATUS_TEMPLATE_TOO_LARGE = 15,
+ CMD_STATUS_OUT_OF_MEMORY = 16,
+ CMD_STATUS_STA_TABLE_FULL = 17,
+ CMD_STATUS_RADIO_ERROR = 18,
+ CMD_STATUS_WRONG_NESTING = 19,
+ CMD_STATUS_TIMEOUT = 21, /* Driver internal use.*/
+ CMD_STATUS_FW_RESET = 22, /* Driver internal use.*/
+ MAX_COMMAND_STATUS = 0xff
+};
+
+#define CMDMBOX_HEADER_LEN 4
+#define CMDMBOX_INFO_ELEM_HEADER_LEN 4
+
+enum {
+ BSS_TYPE_IBSS = 0,
+ BSS_TYPE_STA_BSS = 2,
+ BSS_TYPE_AP_BSS = 3,
+ MAX_BSS_TYPE = 0xFF
+};
+
+#define WL1271_JOIN_CMD_CTRL_TX_FLUSH 0x80 /* Firmware flushes all Tx */
+#define WL1271_JOIN_CMD_TX_SESSION_OFFSET 1
+#define WL1271_JOIN_CMD_BSS_TYPE_5GHZ 0x10
+
+struct wl1271_cmd_join {
+ struct wl1271_cmd_header header;
+
+ __le32 bssid_lsb;
+ __le16 bssid_msb;
+ __le16 beacon_interval; /* in TBTTs */
+ __le32 rx_config_options;
+ __le32 rx_filter_options;
+
+ /*
+ * The target uses this field to determine the rate at
+ * which to transmit control frame responses (such as
+ * ACK or CTS frames).
+ */
+ __le32 basic_rate_set;
+ u8 dtim_interval;
+ /*
+ * bits 0-2: This bitwise field specifies the type
+ * of BSS to start or join (BSS_TYPE_*).
+ * bit 4: Band - The radio band in which to join
+ * or start.
+ * 0 - 2.4GHz band
+ * 1 - 5GHz band
+ * bits 3, 5-7: Reserved
+ */
+ u8 bss_type;
+ u8 channel;
+ u8 ssid_len;
+ u8 ssid[IW_ESSID_MAX_SIZE];
+ u8 ctrl; /* JOIN_CMD_CTRL_* */
+ u8 reserved[3];
+} __packed;
+
+struct cmd_enabledisable_path {
+ struct wl1271_cmd_header header;
+
+ u8 channel;
+ u8 padding[3];
+} __packed;
+
+#define WL1271_RATE_AUTOMATIC 0
+
+struct wl1271_cmd_template_set {
+ struct wl1271_cmd_header header;
+
+ __le16 len;
+ u8 template_type;
+ u8 index; /* relevant only for KLV_TEMPLATE type */
+ __le32 enabled_rates;
+ u8 short_retry_limit;
+ u8 long_retry_limit;
+ u8 aflags;
+ u8 reserved;
+ u8 template_data[WL1271_CMD_TEMPL_MAX_SIZE];
+} __packed;
+
+#define TIM_ELE_ID 5
+#define PARTIAL_VBM_MAX 251
+
+struct wl1271_tim {
+ u8 identity;
+ u8 length;
+ u8 dtim_count;
+ u8 dtim_period;
+ u8 bitmap_ctrl;
+ u8 pvb_field[PARTIAL_VBM_MAX]; /* Partial Virtual Bitmap */
+} __packed;
+
+enum wl1271_cmd_ps_mode {
+ STATION_ACTIVE_MODE,
+ STATION_POWER_SAVE_MODE
+};
+
+struct wl1271_cmd_ps_params {
+ struct wl1271_cmd_header header;
+
+ u8 ps_mode; /* STATION_* */
+ u8 send_null_data; /* Do we have to send NULL data packet ? */
+ u8 retries; /* Number of retires for the initial NULL data packet */
+
+ /*
+ * TUs during which the target stays awake after switching
+ * to power save mode.
+ */
+ u8 hang_over_period;
+ __le32 null_data_rate;
+} __packed;
+
+/* HW encryption keys */
+#define NUM_ACCESS_CATEGORIES_COPY 4
+#define MAX_KEY_SIZE 32
+
+enum wl1271_cmd_key_action {
+ KEY_ADD_OR_REPLACE = 1,
+ KEY_REMOVE = 2,
+ KEY_SET_ID = 3,
+ MAX_KEY_ACTION = 0xffff,
+};
+
+enum wl1271_cmd_key_type {
+ KEY_NONE = 0,
+ KEY_WEP = 1,
+ KEY_TKIP = 2,
+ KEY_AES = 3,
+ KEY_GEM = 4,
+};
+
+/* FIXME: Add description for key-types */
+
+struct wl1271_cmd_set_keys {
+ struct wl1271_cmd_header header;
+
+ /* Ignored for default WEP key */
+ u8 addr[ETH_ALEN];
+
+ /* key_action_e */
+ __le16 key_action;
+
+ __le16 reserved_1;
+
+ /* key size in bytes */
+ u8 key_size;
+
+ /* key_type_e */
+ u8 key_type;
+ u8 ssid_profile;
+
+ /*
+ * TKIP, AES: frame's key id field.
+ * For WEP default key: key id;
+ */
+ u8 id;
+ u8 reserved_2[6];
+ u8 key[MAX_KEY_SIZE];
+ __le16 ac_seq_num16[NUM_ACCESS_CATEGORIES_COPY];
+ __le32 ac_seq_num32[NUM_ACCESS_CATEGORIES_COPY];
+} __packed;
+
+struct wl1271_cmd_test_header {
+ u8 id;
+ u8 padding[3];
+} __packed;
+
+enum wl1271_channel_tune_bands {
+ WL1271_CHANNEL_TUNE_BAND_2_4,
+ WL1271_CHANNEL_TUNE_BAND_5,
+ WL1271_CHANNEL_TUNE_BAND_4_9
+};
+
+#define WL1271_PD_REFERENCE_POINT_BAND_B_G 0
+
+#define TEST_CMD_P2G_CAL 0x02
+#define TEST_CMD_CHANNEL_TUNE 0x0d
+#define TEST_CMD_UPDATE_PD_REFERENCE_POINT 0x1d
+#define TEST_CMD_INI_FILE_RADIO_PARAM 0x19
+#define TEST_CMD_INI_FILE_GENERAL_PARAM 0x1E
+#define TEST_CMD_INI_FILE_RF_EXTENDED_PARAM 0x26
+
+struct wl1271_general_parms_cmd {
+ struct wl1271_cmd_header header;
+
+ struct wl1271_cmd_test_header test;
+
+ struct wl1271_ini_general_params general_params;
+
+ u8 sr_debug_table[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+ u8 sr_sen_n_p;
+ u8 sr_sen_n_p_gain;
+ u8 sr_sen_nrn;
+ u8 sr_sen_prn;
+ u8 padding[3];
+} __packed;
+
+struct wl1271_radio_parms_cmd {
+ struct wl1271_cmd_header header;
+
+ struct wl1271_cmd_test_header test;
+
+ /* Static radio parameters */
+ struct wl1271_ini_band_params_2 static_params_2;
+ struct wl1271_ini_band_params_5 static_params_5;
+
+ /* Dynamic radio parameters */
+ struct wl1271_ini_fem_params_2 dyn_params_2;
+ u8 padding2;
+ struct wl1271_ini_fem_params_5 dyn_params_5;
+ u8 padding3[2];
+} __packed;
+
+struct wl1271_ext_radio_parms_cmd {
+ struct wl1271_cmd_header header;
+
+ struct wl1271_cmd_test_header test;
+
+ u8 tx_per_channel_power_compensation_2[CONF_TX_PWR_COMPENSATION_LEN_2];
+ u8 tx_per_channel_power_compensation_5[CONF_TX_PWR_COMPENSATION_LEN_5];
+ u8 padding[3];
+} __packed;
+
+struct wl1271_cmd_cal_channel_tune {
+ struct wl1271_cmd_header header;
+
+ struct wl1271_cmd_test_header test;
+
+ u8 band;
+ u8 channel;
+
+ __le16 radio_status;
+} __packed;
+
+struct wl1271_cmd_cal_update_ref_point {
+ struct wl1271_cmd_header header;
+
+ struct wl1271_cmd_test_header test;
+
+ __le32 ref_power;
+ __le32 ref_detector;
+ u8 sub_band;
+ u8 padding[3];
+} __packed;
+
+#define MAX_TLV_LENGTH 400
+#define MAX_NVS_VERSION_LENGTH 12
+
+#define WL1271_CAL_P2G_BAND_B_G BIT(0)
+
+struct wl1271_cmd_cal_p2g {
+ struct wl1271_cmd_header header;
+
+ struct wl1271_cmd_test_header test;
+
+ __le16 len;
+ u8 buf[MAX_TLV_LENGTH];
+ u8 type;
+ u8 padding;
+
+ __le16 radio_status;
+ u8 nvs_version[MAX_NVS_VERSION_LENGTH];
+
+ u8 sub_band_mask;
+ u8 padding2;
+} __packed;
+
+
+/*
+ * There are three types of disconnections:
+ *
+ * DISCONNECT_IMMEDIATE: the fw doesn't send any frames
+ * DISCONNECT_DEAUTH: the fw generates a DEAUTH request with the reason
+ * we have passed
+ * DISCONNECT_DISASSOC: the fw generates a DESASSOC request with the reason
+ * we have passed
+ */
+enum wl1271_disconnect_type {
+ DISCONNECT_IMMEDIATE,
+ DISCONNECT_DEAUTH,
+ DISCONNECT_DISASSOC
+};
+
+struct wl1271_cmd_disconnect {
+ struct wl1271_cmd_header header;
+
+ __le32 rx_config_options;
+ __le32 rx_filter_options;
+
+ __le16 reason;
+ u8 type;
+
+ u8 padding;
+} __packed;
+
+#define WL1271_CMD_STA_STATE_CONNECTED 1
+
+struct wl1271_cmd_set_sta_state {
+ struct wl1271_cmd_header header;
+
+ u8 state;
+ u8 padding[3];
+} __packed;
+
+#endif /* __WL1271_CMD_H__ */
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __CONF_H__
+#define __CONF_H__
+
+enum {
+ CONF_HW_BIT_RATE_1MBPS = BIT(0),
+ CONF_HW_BIT_RATE_2MBPS = BIT(1),
+ CONF_HW_BIT_RATE_5_5MBPS = BIT(2),
+ CONF_HW_BIT_RATE_6MBPS = BIT(3),
+ CONF_HW_BIT_RATE_9MBPS = BIT(4),
+ CONF_HW_BIT_RATE_11MBPS = BIT(5),
+ CONF_HW_BIT_RATE_12MBPS = BIT(6),
+ CONF_HW_BIT_RATE_18MBPS = BIT(7),
+ CONF_HW_BIT_RATE_22MBPS = BIT(8),
+ CONF_HW_BIT_RATE_24MBPS = BIT(9),
+ CONF_HW_BIT_RATE_36MBPS = BIT(10),
+ CONF_HW_BIT_RATE_48MBPS = BIT(11),
+ CONF_HW_BIT_RATE_54MBPS = BIT(12),
+ CONF_HW_BIT_RATE_MCS_0 = BIT(13),
+ CONF_HW_BIT_RATE_MCS_1 = BIT(14),
+ CONF_HW_BIT_RATE_MCS_2 = BIT(15),
+ CONF_HW_BIT_RATE_MCS_3 = BIT(16),
+ CONF_HW_BIT_RATE_MCS_4 = BIT(17),
+ CONF_HW_BIT_RATE_MCS_5 = BIT(18),
+ CONF_HW_BIT_RATE_MCS_6 = BIT(19),
+ CONF_HW_BIT_RATE_MCS_7 = BIT(20)
+};
+
+enum {
+ CONF_HW_RATE_INDEX_1MBPS = 0,
+ CONF_HW_RATE_INDEX_2MBPS = 1,
+ CONF_HW_RATE_INDEX_5_5MBPS = 2,
+ CONF_HW_RATE_INDEX_6MBPS = 3,
+ CONF_HW_RATE_INDEX_9MBPS = 4,
+ CONF_HW_RATE_INDEX_11MBPS = 5,
+ CONF_HW_RATE_INDEX_12MBPS = 6,
+ CONF_HW_RATE_INDEX_18MBPS = 7,
+ CONF_HW_RATE_INDEX_22MBPS = 8,
+ CONF_HW_RATE_INDEX_24MBPS = 9,
+ CONF_HW_RATE_INDEX_36MBPS = 10,
+ CONF_HW_RATE_INDEX_48MBPS = 11,
+ CONF_HW_RATE_INDEX_54MBPS = 12,
+ CONF_HW_RATE_INDEX_MAX = CONF_HW_RATE_INDEX_54MBPS,
+};
+
+enum {
+ CONF_HW_RXTX_RATE_MCS7 = 0,
+ CONF_HW_RXTX_RATE_MCS6,
+ CONF_HW_RXTX_RATE_MCS5,
+ CONF_HW_RXTX_RATE_MCS4,
+ CONF_HW_RXTX_RATE_MCS3,
+ CONF_HW_RXTX_RATE_MCS2,
+ CONF_HW_RXTX_RATE_MCS1,
+ CONF_HW_RXTX_RATE_MCS0,
+ CONF_HW_RXTX_RATE_54,
+ CONF_HW_RXTX_RATE_48,
+ CONF_HW_RXTX_RATE_36,
+ CONF_HW_RXTX_RATE_24,
+ CONF_HW_RXTX_RATE_22,
+ CONF_HW_RXTX_RATE_18,
+ CONF_HW_RXTX_RATE_12,
+ CONF_HW_RXTX_RATE_11,
+ CONF_HW_RXTX_RATE_9,
+ CONF_HW_RXTX_RATE_6,
+ CONF_HW_RXTX_RATE_5_5,
+ CONF_HW_RXTX_RATE_2,
+ CONF_HW_RXTX_RATE_1,
+ CONF_HW_RXTX_RATE_MAX,
+ CONF_HW_RXTX_RATE_UNSUPPORTED = 0xff
+};
+
+enum {
+ CONF_SG_DISABLE = 0,
+ CONF_SG_PROTECTIVE,
+ CONF_SG_OPPORTUNISTIC
+};
+
+enum {
+ /*
+ * PER threshold in PPM of the BT voice
+ *
+ * Range: 0 - 10000000
+ */
+ CONF_SG_BT_PER_THRESHOLD = 0,
+
+ /*
+ * Number of consequent RX_ACTIVE activities to override BT voice
+ * frames to ensure WLAN connection
+ *
+ * Range: 0 - 100
+ */
+ CONF_SG_HV3_MAX_OVERRIDE,
+
+ /*
+ * Defines the PER threshold of the BT voice
+ *
+ * Range: 0 - 65000
+ */
+ CONF_SG_BT_NFS_SAMPLE_INTERVAL,
+
+ /*
+ * Defines the load ratio of BT
+ *
+ * Range: 0 - 100 (%)
+ */
+ CONF_SG_BT_LOAD_RATIO,
+
+ /*
+ * Defines whether the SG will force WLAN host to enter/exit PSM
+ *
+ * Range: 1 - SG can force, 0 - host handles PSM
+ */
+ CONF_SG_AUTO_PS_MODE,
+
+ /*
+ * Compensation percentage of probe requests when scan initiated
+ * during BT voice/ACL link.
+ *
+ * Range: 0 - 255 (%)
+ */
+ CONF_SG_AUTO_SCAN_PROBE_REQ,
+
+ /*
+ * Compensation percentage of probe requests when active scan initiated
+ * during BT voice
+ *
+ * Range: 0 - 255 (%)
+ */
+ CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3,
+
+ /*
+ * Defines antenna configuration (single/dual antenna)
+ *
+ * Range: 0 - single antenna, 1 - dual antenna
+ */
+ CONF_SG_ANTENNA_CONFIGURATION,
+
+ /*
+ * The threshold (percent) of max consequtive beacon misses before
+ * increasing priority of beacon reception.
+ *
+ * Range: 0 - 100 (%)
+ */
+ CONF_SG_BEACON_MISS_PERCENT,
+
+ /*
+ * The rate threshold below which receiving a data frame from the AP
+ * will increase the priority of the data frame above BT traffic.
+ *
+ * Range: 0,2, 5(=5.5), 6, 9, 11, 12, 18, 24, 36, 48, 54
+ */
+ CONF_SG_RATE_ADAPT_THRESH,
+
+ /*
+ * Not used currently.
+ *
+ * Range: 0
+ */
+ CONF_SG_RATE_ADAPT_SNR,
+
+ /*
+ * Configure the min and max time BT gains the antenna
+ * in WLAN PSM / BT master basic rate
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_BR,
+ CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_BR,
+
+ /*
+ * The time after it expires no new WLAN trigger frame is trasmitted
+ * in WLAN PSM / BT master basic rate
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_BR,
+
+ /*
+ * Configure the min and max time BT gains the antenna
+ * in WLAN PSM / BT slave basic rate
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_BR,
+ CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_BR,
+
+ /*
+ * The time after it expires no new WLAN trigger frame is trasmitted
+ * in WLAN PSM / BT slave basic rate
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_BR,
+
+ /*
+ * Configure the min and max time BT gains the antenna
+ * in WLAN PSM / BT master EDR
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_EDR,
+ CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_EDR,
+
+ /*
+ * The time after it expires no new WLAN trigger frame is trasmitted
+ * in WLAN PSM / BT master EDR
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_EDR,
+
+ /*
+ * Configure the min and max time BT gains the antenna
+ * in WLAN PSM / BT slave EDR
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_EDR,
+ CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_EDR,
+
+ /*
+ * The time after it expires no new WLAN trigger frame is trasmitted
+ * in WLAN PSM / BT slave EDR
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_EDR,
+
+ /*
+ * RX guard time before the beginning of a new BT voice frame during
+ * which no new WLAN trigger frame is transmitted.
+ *
+ * Range: 0 - 100000 (us)
+ */
+ CONF_SG_RXT,
+
+ /*
+ * TX guard time before the beginning of a new BT voice frame during
+ * which no new WLAN frame is transmitted.
+ *
+ * Range: 0 - 100000 (us)
+ */
+
+ CONF_SG_TXT,
+
+ /*
+ * Enable adaptive RXT/TXT algorithm. If disabled, the host values
+ * will be utilized.
+ *
+ * Range: 0 - disable, 1 - enable
+ */
+ CONF_SG_ADAPTIVE_RXT_TXT,
+
+ /*
+ * The used WLAN legacy service period during active BT ACL link
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_PS_POLL_TIMEOUT,
+
+ /*
+ * The used WLAN UPSD service period during active BT ACL link
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_UPSD_TIMEOUT,
+
+ /*
+ * Configure the min and max time BT gains the antenna
+ * in WLAN Active / BT master EDR
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MIN_EDR,
+ CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MAX_EDR,
+
+ /*
+ * The maximum time WLAN can gain the antenna for
+ * in WLAN Active / BT master EDR
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_MASTER_EDR,
+
+ /*
+ * Configure the min and max time BT gains the antenna
+ * in WLAN Active / BT slave EDR
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MIN_EDR,
+ CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MAX_EDR,
+
+ /*
+ * The maximum time WLAN can gain the antenna for
+ * in WLAN Active / BT slave EDR
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_SLAVE_EDR,
+
+ /*
+ * Configure the min and max time BT gains the antenna
+ * in WLAN Active / BT basic rate
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_ACTIVE_BT_ACL_MIN_BR,
+ CONF_SG_WLAN_ACTIVE_BT_ACL_MAX_BR,
+
+ /*
+ * The maximum time WLAN can gain the antenna for
+ * in WLAN Active / BT basic rate
+ *
+ * Range: 0 - 255 (ms)
+ */
+ CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_BR,
+
+ /*
+ * Compensation percentage of WLAN passive scan window if initiated
+ * during BT voice
+ *
+ * Range: 0 - 1000 (%)
+ */
+ CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3,
+
+ /*
+ * Compensation percentage of WLAN passive scan window if initiated
+ * during BT A2DP
+ *
+ * Range: 0 - 1000 (%)
+ */
+ CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP,
+
+ /*
+ * Fixed time ensured for BT traffic to gain the antenna during WLAN
+ * passive scan.
+ *
+ * Range: 0 - 1000 ms
+ */
+ CONF_SG_PASSIVE_SCAN_A2DP_BT_TIME,
+
+ /*
+ * Fixed time ensured for WLAN traffic to gain the antenna during WLAN
+ * passive scan.
+ *
+ * Range: 0 - 1000 ms
+ */
+ CONF_SG_PASSIVE_SCAN_A2DP_WLAN_TIME,
+
+ /*
+ * Number of consequent BT voice frames not interrupted by WLAN
+ *
+ * Range: 0 - 100
+ */
+ CONF_SG_HV3_MAX_SERVED,
+
+ /*
+ * Protection time of the DHCP procedure.
+ *
+ * Range: 0 - 100000 (ms)
+ */
+ CONF_SG_DHCP_TIME,
+
+ /*
+ * Compensation percentage of WLAN active scan window if initiated
+ * during BT A2DP
+ *
+ * Range: 0 - 1000 (%)
+ */
+ CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP,
+ CONF_SG_TEMP_PARAM_1,
+ CONF_SG_TEMP_PARAM_2,
+ CONF_SG_TEMP_PARAM_3,
+ CONF_SG_TEMP_PARAM_4,
+ CONF_SG_TEMP_PARAM_5,
+ CONF_SG_PARAMS_MAX,
+ CONF_SG_PARAMS_ALL = 0xff
+};
+
+struct conf_sg_settings {
+ u32 params[CONF_SG_PARAMS_MAX];
+ u8 state;
+};
+
+enum conf_rx_queue_type {
+ CONF_RX_QUEUE_TYPE_LOW_PRIORITY, /* All except the high priority */
+ CONF_RX_QUEUE_TYPE_HIGH_PRIORITY, /* Management and voice packets */
+};
+
+struct conf_rx_settings {
+ /*
+ * The maximum amount of time, in TU, before the
+ * firmware discards the MSDU.
+ *
+ * Range: 0 - 0xFFFFFFFF
+ */
+ u32 rx_msdu_life_time;
+
+ /*
+ * Packet detection threshold in the PHY.
+ *
+ * FIXME: details unknown.
+ */
+ u32 packet_detection_threshold;
+
+ /*
+ * The longest time the STA will wait to receive traffic from the AP
+ * after a PS-poll has been transmitted.
+ *
+ * Range: 0 - 200000
+ */
+ u16 ps_poll_timeout;
+ /*
+ * The longest time the STA will wait to receive traffic from the AP
+ * after a frame has been sent from an UPSD enabled queue.
+ *
+ * Range: 0 - 200000
+ */
+ u16 upsd_timeout;
+
+ /*
+ * The number of octets in an MPDU, below which an RTS/CTS
+ * handshake is not performed.
+ *
+ * Range: 0 - 4096
+ */
+ u16 rts_threshold;
+
+ /*
+ * The RX Clear Channel Assessment threshold in the PHY
+ * (the energy threshold).
+ *
+ * Range: ENABLE_ENERGY_D == 0x140A
+ * DISABLE_ENERGY_D == 0xFFEF
+ */
+ u16 rx_cca_threshold;
+
+ /*
+ * Occupied Rx mem-blocks number which requires interrupting the host
+ * (0 = no buffering, 0xffff = disabled).
+ *
+ * Range: u16
+ */
+ u16 irq_blk_threshold;
+
+ /*
+ * Rx packets number which requires interrupting the host
+ * (0 = no buffering).
+ *
+ * Range: u16
+ */
+ u16 irq_pkt_threshold;
+
+ /*
+ * Max time in msec the FW may delay RX-Complete interrupt.
+ *
+ * Range: 1 - 100
+ */
+ u16 irq_timeout;
+
+ /*
+ * The RX queue type.
+ *
+ * Range: RX_QUEUE_TYPE_RX_LOW_PRIORITY, RX_QUEUE_TYPE_RX_HIGH_PRIORITY,
+ */
+ u8 queue_type;
+};
+
+#define CONF_TX_MAX_RATE_CLASSES 8
+
+#define CONF_TX_RATE_MASK_UNSPECIFIED 0
+#define CONF_TX_RATE_MASK_BASIC (CONF_HW_BIT_RATE_1MBPS | \
+ CONF_HW_BIT_RATE_2MBPS)
+#define CONF_TX_RATE_RETRY_LIMIT 10
+
+struct conf_tx_rate_class {
+
+ /*
+ * The rates enabled for this rate class.
+ *
+ * Range: CONF_HW_BIT_RATE_* bit mask
+ */
+ u32 enabled_rates;
+
+ /*
+ * The dot11 short retry limit used for TX retries.
+ *
+ * Range: u8
+ */
+ u8 short_retry_limit;
+
+ /*
+ * The dot11 long retry limit used for TX retries.
+ *
+ * Range: u8
+ */
+ u8 long_retry_limit;
+
+ /*
+ * Flags controlling the attributes of TX transmission.
+ *
+ * Range: bit 0: Truncate - when set, FW attempts to send a frame stop
+ * when the total valid per-rate attempts have
+ * been exhausted; otherwise transmissions
+ * will continue at the lowest available rate
+ * until the appropriate one of the
+ * short_retry_limit, long_retry_limit,
+ * dot11_max_transmit_msdu_life_time, or
+ * max_tx_life_time, is exhausted.
+ * 1: Preamble Override - indicates if the preamble type
+ * should be used in TX.
+ * 2: Preamble Type - the type of the preamble to be used by
+ * the policy (0 - long preamble, 1 - short preamble.
+ */
+ u8 aflags;
+};
+
+#define CONF_TX_MAX_AC_COUNT 4
+
+/* Slot number setting to start transmission at PIFS interval */
+#define CONF_TX_AIFS_PIFS 1
+/* Slot number setting to start transmission at DIFS interval normal
+ * DCF access */
+#define CONF_TX_AIFS_DIFS 2
+
+
+enum conf_tx_ac {
+ CONF_TX_AC_BE = 0, /* best effort / legacy */
+ CONF_TX_AC_BK = 1, /* background */
+ CONF_TX_AC_VI = 2, /* video */
+ CONF_TX_AC_VO = 3, /* voice */
+ CONF_TX_AC_CTS2SELF = 4, /* fictious AC, follows AC_VO */
+ CONF_TX_AC_ANY_TID = 0x1f
+};
+
+struct conf_tx_ac_category {
+ /*
+ * The AC class identifier.
+ *
+ * Range: enum conf_tx_ac
+ */
+ u8 ac;
+
+ /*
+ * The contention window minimum size (in slots) for the access
+ * class.
+ *
+ * Range: u8
+ */
+ u8 cw_min;
+
+ /*
+ * The contention window maximum size (in slots) for the access
+ * class.
+ *
+ * Range: u8
+ */
+ u16 cw_max;
+
+ /*
+ * The AIF value (in slots) for the access class.
+ *
+ * Range: u8
+ */
+ u8 aifsn;
+
+ /*
+ * The TX Op Limit (in microseconds) for the access class.
+ *
+ * Range: u16
+ */
+ u16 tx_op_limit;
+};
+
+#define CONF_TX_MAX_TID_COUNT 8
+
+enum {
+ CONF_CHANNEL_TYPE_DCF = 0, /* DC/LEGACY*/
+ CONF_CHANNEL_TYPE_EDCF = 1, /* EDCA*/
+ CONF_CHANNEL_TYPE_HCCA = 2, /* HCCA*/
+};
+
+enum {
+ CONF_PS_SCHEME_LEGACY = 0,
+ CONF_PS_SCHEME_UPSD_TRIGGER = 1,
+ CONF_PS_SCHEME_LEGACY_PSPOLL = 2,
+ CONF_PS_SCHEME_SAPSD = 3,
+};
+
+enum {
+ CONF_ACK_POLICY_LEGACY = 0,
+ CONF_ACK_POLICY_NO_ACK = 1,
+ CONF_ACK_POLICY_BLOCK = 2,
+};
+
+
+struct conf_tx_tid {
+ u8 queue_id;
+ u8 channel_type;
+ u8 tsid;
+ u8 ps_scheme;
+ u8 ack_policy;
+ u32 apsd_conf[2];
+};
+
+struct conf_tx_settings {
+ /*
+ * The TX ED value for TELEC Enable/Disable.
+ *
+ * Range: 0, 1
+ */
+ u8 tx_energy_detection;
+
+ /*
+ * Configuration for rate classes for TX (currently only one
+ * rate class supported.)
+ */
+ struct conf_tx_rate_class rc_conf;
+
+ /*
+ * Configuration for access categories for TX rate control.
+ */
+ u8 ac_conf_count;
+ struct conf_tx_ac_category ac_conf[CONF_TX_MAX_AC_COUNT];
+
+ /*
+ * Configuration for TID parameters.
+ */
+ u8 tid_conf_count;
+ struct conf_tx_tid tid_conf[CONF_TX_MAX_TID_COUNT];
+
+ /*
+ * The TX fragmentation threshold.
+ *
+ * Range: u16
+ */
+ u16 frag_threshold;
+
+ /*
+ * Max time in msec the FW may delay frame TX-Complete interrupt.
+ *
+ * Range: u16
+ */
+ u16 tx_compl_timeout;
+
+ /*
+ * Completed TX packet count which requires to issue the TX-Complete
+ * interrupt.
+ *
+ * Range: u16
+ */
+ u16 tx_compl_threshold;
+
+ /*
+ * The rate used for control messages and scanning on the 2.4GHz band
+ *
+ * Range: CONF_HW_BIT_RATE_* bit mask
+ */
+ u32 basic_rate;
+
+ /*
+ * The rate used for control messages and scanning on the 5GHz band
+ *
+ * Range: CONF_HW_BIT_RATE_* bit mask
+ */
+ u32 basic_rate_5;
+};
+
+enum {
+ CONF_WAKE_UP_EVENT_BEACON = 0x01, /* Wake on every Beacon*/
+ CONF_WAKE_UP_EVENT_DTIM = 0x02, /* Wake on every DTIM*/
+ CONF_WAKE_UP_EVENT_N_DTIM = 0x04, /* Wake every Nth DTIM */
+ CONF_WAKE_UP_EVENT_N_BEACONS = 0x08, /* Wake every Nth beacon */
+ CONF_WAKE_UP_EVENT_BITS_MASK = 0x0F
+};
+
+#define CONF_MAX_BCN_FILT_IE_COUNT 32
+
+#define CONF_BCN_RULE_PASS_ON_CHANGE BIT(0)
+#define CONF_BCN_RULE_PASS_ON_APPEARANCE BIT(1)
+
+#define CONF_BCN_IE_OUI_LEN 3
+#define CONF_BCN_IE_VER_LEN 2
+
+struct conf_bcn_filt_rule {
+ /*
+ * IE number to which to associate a rule.
+ *
+ * Range: u8
+ */
+ u8 ie;
+
+ /*
+ * Rule to associate with the specific ie.
+ *
+ * Range: CONF_BCN_RULE_PASS_ON_*
+ */
+ u8 rule;
+
+ /*
+ * OUI for the vendor specifie IE (221)
+ */
+ u8 oui[CONF_BCN_IE_OUI_LEN];
+
+ /*
+ * Type for the vendor specifie IE (221)
+ */
+ u8 type;
+
+ /*
+ * Version for the vendor specifie IE (221)
+ */
+ u8 version[CONF_BCN_IE_VER_LEN];
+};
+
+#define CONF_MAX_RSSI_SNR_TRIGGERS 8
+
+enum {
+ CONF_TRIG_METRIC_RSSI_BEACON = 0,
+ CONF_TRIG_METRIC_RSSI_DATA,
+ CONF_TRIG_METRIC_SNR_BEACON,
+ CONF_TRIG_METRIC_SNR_DATA
+};
+
+enum {
+ CONF_TRIG_EVENT_TYPE_LEVEL = 0,
+ CONF_TRIG_EVENT_TYPE_EDGE
+};
+
+enum {
+ CONF_TRIG_EVENT_DIR_LOW = 0,
+ CONF_TRIG_EVENT_DIR_HIGH,
+ CONF_TRIG_EVENT_DIR_BIDIR
+};
+
+struct conf_sig_weights {
+
+ /*
+ * RSSI from beacons average weight.
+ *
+ * Range: u8
+ */
+ u8 rssi_bcn_avg_weight;
+
+ /*
+ * RSSI from data average weight.
+ *
+ * Range: u8
+ */
+ u8 rssi_pkt_avg_weight;
+
+ /*
+ * SNR from beacons average weight.
+ *
+ * Range: u8
+ */
+ u8 snr_bcn_avg_weight;
+
+ /*
+ * SNR from data average weight.
+ *
+ * Range: u8
+ */
+ u8 snr_pkt_avg_weight;
+};
+
+enum conf_bcn_filt_mode {
+ CONF_BCN_FILT_MODE_DISABLED = 0,
+ CONF_BCN_FILT_MODE_ENABLED = 1
+};
+
+enum conf_bet_mode {
+ CONF_BET_MODE_DISABLE = 0,
+ CONF_BET_MODE_ENABLE = 1,
+};
+
+struct conf_conn_settings {
+ /*
+ * Firmware wakeup conditions configuration. The host may set only
+ * one bit.
+ *
+ * Range: CONF_WAKE_UP_EVENT_*
+ */
+ u8 wake_up_event;
+
+ /*
+ * Listen interval for beacons or Dtims.
+ *
+ * Range: 0 for beacon and Dtim wakeup
+ * 1-10 for x Dtims
+ * 1-255 for x beacons
+ */
+ u8 listen_interval;
+
+ /*
+ * Enable or disable the beacon filtering.
+ *
+ * Range: CONF_BCN_FILT_MODE_*
+ */
+ enum conf_bcn_filt_mode bcn_filt_mode;
+
+ /*
+ * Configure Beacon filter pass-thru rules.
+ */
+ u8 bcn_filt_ie_count;
+ struct conf_bcn_filt_rule bcn_filt_ie[CONF_MAX_BCN_FILT_IE_COUNT];
+
+ /*
+ * The number of consequtive beacons to lose, before the firmware
+ * becomes out of synch.
+ *
+ * Range: u32
+ */
+ u32 synch_fail_thold;
+
+ /*
+ * After out-of-synch, the number of TU's to wait without a further
+ * received beacon (or probe response) before issuing the BSS_EVENT_LOSE
+ * event.
+ *
+ * Range: u32
+ */
+ u32 bss_lose_timeout;
+
+ /*
+ * Beacon receive timeout.
+ *
+ * Range: u32
+ */
+ u32 beacon_rx_timeout;
+
+ /*
+ * Broadcast receive timeout.
+ *
+ * Range: u32
+ */
+ u32 broadcast_timeout;
+
+ /*
+ * Enable/disable reception of broadcast packets in power save mode
+ *
+ * Range: 1 - enable, 0 - disable
+ */
+ u8 rx_broadcast_in_ps;
+
+ /*
+ * Consequtive PS Poll failures before sending event to driver
+ *
+ * Range: u8
+ */
+ u8 ps_poll_threshold;
+
+ /*
+ * PS Poll failure recovery ACTIVE period length
+ *
+ * Range: u32 (ms)
+ */
+ u32 ps_poll_recovery_period;
+
+ /*
+ * Configuration of signal average weights.
+ */
+ struct conf_sig_weights sig_weights;
+
+ /*
+ * Specifies if beacon early termination procedure is enabled or
+ * disabled.
+ *
+ * Range: CONF_BET_MODE_*
+ */
+ u8 bet_enable;
+
+ /*
+ * Specifies the maximum number of consecutive beacons that may be
+ * early terminated. After this number is reached at least one full
+ * beacon must be correctly received in FW before beacon ET
+ * resumes.
+ *
+ * Range 0 - 255
+ */
+ u8 bet_max_consecutive;
+
+ /*
+ * Specifies the maximum number of times to try PSM entry if it fails
+ * (if sending the appropriate null-func message fails.)
+ *
+ * Range 0 - 255
+ */
+ u8 psm_entry_retries;
+
+ /*
+ * Specifies the maximum number of times to try transmit the PSM entry
+ * null-func frame for each PSM entry attempt
+ *
+ * Range 0 - 255
+ */
+ u8 psm_entry_nullfunc_retries;
+
+ /*
+ * Specifies the time to linger in active mode after successfully
+ * transmitting the PSM entry null-func frame.
+ *
+ * Range 0 - 255 TU's
+ */
+ u8 psm_entry_hangover_period;
+
+ /*
+ *
+ * Specifies the interval of the connection keep-alive null-func
+ * frame in ms.
+ *
+ * Range: 1000 - 3600000
+ */
+ u32 keep_alive_interval;
+
+ /*
+ * Maximum listen interval supported by the driver in units of beacons.
+ *
+ * Range: u16
+ */
+ u8 max_listen_interval;
+};
+
+enum {
+ CONF_REF_CLK_19_2_E,
+ CONF_REF_CLK_26_E,
+ CONF_REF_CLK_38_4_E,
+ CONF_REF_CLK_52_E
+};
+
+enum single_dual_band_enum {
+ CONF_SINGLE_BAND,
+ CONF_DUAL_BAND
+};
+
+#define CONF_RSSI_AND_PROCESS_COMPENSATION_SIZE 15
+#define CONF_NUMBER_OF_SUB_BANDS_5 7
+#define CONF_NUMBER_OF_RATE_GROUPS 6
+#define CONF_NUMBER_OF_CHANNELS_2_4 14
+#define CONF_NUMBER_OF_CHANNELS_5 35
+
+struct conf_radio_parms {
+ /*
+ * FEM parameter set to use
+ *
+ * Range: 0 or 1
+ */
+ u8 fem;
+};
+
+struct conf_itrim_settings {
+ /* enable dco itrim */
+ u8 enable;
+
+ /* moderation timeout in microsecs from the last TX */
+ u32 timeout;
+};
+
+struct conf_pm_config_settings {
+ /*
+ * Host clock settling time
+ *
+ * Range: 0 - 30000 us
+ */
+ u32 host_clk_settling_time;
+
+ /*
+ * Host fast wakeup support
+ *
+ * Range: true, false
+ */
+ bool host_fast_wakeup_support;
+};
+
+struct conf_roam_trigger_settings {
+ /*
+ * The minimum interval between two trigger events.
+ *
+ * Range: 0 - 60000 ms
+ */
+ u16 trigger_pacing;
+
+ /*
+ * The weight for rssi/beacon average calculation
+ *
+ * Range: 0 - 255
+ */
+ u8 avg_weight_rssi_beacon;
+
+ /*
+ * The weight for rssi/data frame average calculation
+ *
+ * Range: 0 - 255
+ */
+ u8 avg_weight_rssi_data;
+
+ /*
+ * The weight for snr/beacon average calculation
+ *
+ * Range: 0 - 255
+ */
+ u8 avg_weight_snr_beacon;
+
+ /*
+ * The weight for snr/data frame average calculation
+ *
+ * Range: 0 - 255
+ */
+ u8 avg_weight_snr_data;
+};
+
+struct conf_scan_settings {
+ /*
+ * The minimum time to wait on each channel for active scans
+ *
+ * Range: 0 - 65536 tu
+ */
+ u16 min_dwell_time_active;
+
+ /*
+ * The maximum time to wait on each channel for active scans
+ *
+ * Range: 0 - 65536 tu
+ */
+ u16 max_dwell_time_active;
+
+ /*
+ * The maximum time to wait on each channel for passive scans
+ *
+ * Range: 0 - 65536 tu
+ */
+ u16 min_dwell_time_passive;
+
+ /*
+ * The maximum time to wait on each channel for passive scans
+ *
+ * Range: 0 - 65536 tu
+ */
+ u16 max_dwell_time_passive;
+
+ /*
+ * Number of probe requests to transmit on each active scan channel
+ *
+ * Range: u8
+ */
+ u16 num_probe_reqs;
+
+};
+
+/* these are number of channels on the band divided by two, rounded up */
+#define CONF_TX_PWR_COMPENSATION_LEN_2 7
+#define CONF_TX_PWR_COMPENSATION_LEN_5 18
+
+struct conf_rf_settings {
+ /*
+ * Per channel power compensation for 2.4GHz
+ *
+ * Range: s8
+ */
+ u8 tx_per_channel_power_compensation_2[CONF_TX_PWR_COMPENSATION_LEN_2];
+
+ /*
+ * Per channel power compensation for 5GHz
+ *
+ * Range: s8
+ */
+ u8 tx_per_channel_power_compensation_5[CONF_TX_PWR_COMPENSATION_LEN_5];
+};
+
+struct conf_drv_settings {
+ struct conf_sg_settings sg;
+ struct conf_rx_settings rx;
+ struct conf_tx_settings tx;
+ struct conf_conn_settings conn;
+ struct conf_itrim_settings itrim;
+ struct conf_pm_config_settings pm_config;
+ struct conf_roam_trigger_settings roam_trigger;
+ struct conf_scan_settings scan;
+ struct conf_rf_settings rf;
+};
+
+#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include "debugfs.h"
+
+#include <linux/skbuff.h>
+#include <linux/slab.h>
+
+#include "wl12xx.h"
+#include "acx.h"
+#include "ps.h"
+#include "io.h"
+
+/* ms */
+#define WL1271_DEBUGFS_STATS_LIFETIME 1000
+
+/* debugfs macros idea from mac80211 */
+#define DEBUGFS_FORMAT_BUFFER_SIZE 100
+static int wl1271_format_buffer(char __user *userbuf, size_t count,
+ loff_t *ppos, char *fmt, ...)
+{
+ va_list args;
+ char buf[DEBUGFS_FORMAT_BUFFER_SIZE];
+ int res;
+
+ va_start(args, fmt);
+ res = vscnprintf(buf, sizeof(buf), fmt, args);
+ va_end(args);
+
+ return simple_read_from_buffer(userbuf, count, ppos, buf, res);
+}
+
+#define DEBUGFS_READONLY_FILE(name, fmt, value...) \
+static ssize_t name## _read(struct file *file, char __user *userbuf, \
+ size_t count, loff_t *ppos) \
+{ \
+ struct wl1271 *wl = file->private_data; \
+ return wl1271_format_buffer(userbuf, count, ppos, \
+ fmt "\n", ##value); \
+} \
+ \
+static const struct file_operations name## _ops = { \
+ .read = name## _read, \
+ .open = wl1271_open_file_generic, \
+ .llseek = generic_file_llseek, \
+};
+
+#define DEBUGFS_ADD(name, parent) \
+ wl->debugfs.name = debugfs_create_file(#name, 0400, parent, \
+ wl, &name## _ops); \
+ if (IS_ERR(wl->debugfs.name)) { \
+ ret = PTR_ERR(wl->debugfs.name); \
+ wl->debugfs.name = NULL; \
+ goto out; \
+ }
+
+#define DEBUGFS_DEL(name) \
+ do { \
+ debugfs_remove(wl->debugfs.name); \
+ wl->debugfs.name = NULL; \
+ } while (0)
+
+#define DEBUGFS_FWSTATS_FILE(sub, name, fmt) \
+static ssize_t sub## _ ##name## _read(struct file *file, \
+ char __user *userbuf, \
+ size_t count, loff_t *ppos) \
+{ \
+ struct wl1271 *wl = file->private_data; \
+ \
+ wl1271_debugfs_update_stats(wl); \
+ \
+ return wl1271_format_buffer(userbuf, count, ppos, fmt "\n", \
+ wl->stats.fw_stats->sub.name); \
+} \
+ \
+static const struct file_operations sub## _ ##name## _ops = { \
+ .read = sub## _ ##name## _read, \
+ .open = wl1271_open_file_generic, \
+ .llseek = generic_file_llseek, \
+};
+
+#define DEBUGFS_FWSTATS_ADD(sub, name) \
+ DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics)
+
+#define DEBUGFS_FWSTATS_DEL(sub, name) \
+ DEBUGFS_DEL(sub## _ ##name)
+
+static void wl1271_debugfs_update_stats(struct wl1271 *wl)
+{
+ int ret;
+
+ mutex_lock(&wl->mutex);
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ if (wl->state == WL1271_STATE_ON &&
+ time_after(jiffies, wl->stats.fw_stats_update +
+ msecs_to_jiffies(WL1271_DEBUGFS_STATS_LIFETIME))) {
+ wl1271_acx_statistics(wl, wl->stats.fw_stats);
+ wl->stats.fw_stats_update = jiffies;
+ }
+
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+}
+
+static int wl1271_open_file_generic(struct inode *inode, struct file *file)
+{
+ file->private_data = inode->i_private;
+ return 0;
+}
+
+DEBUGFS_FWSTATS_FILE(tx, internal_desc_overflow, "%u");
+
+DEBUGFS_FWSTATS_FILE(rx, out_of_mem, "%u");
+DEBUGFS_FWSTATS_FILE(rx, hdr_overflow, "%u");
+DEBUGFS_FWSTATS_FILE(rx, hw_stuck, "%u");
+DEBUGFS_FWSTATS_FILE(rx, dropped, "%u");
+DEBUGFS_FWSTATS_FILE(rx, fcs_err, "%u");
+DEBUGFS_FWSTATS_FILE(rx, xfr_hint_trig, "%u");
+DEBUGFS_FWSTATS_FILE(rx, path_reset, "%u");
+DEBUGFS_FWSTATS_FILE(rx, reset_counter, "%u");
+
+DEBUGFS_FWSTATS_FILE(dma, rx_requested, "%u");
+DEBUGFS_FWSTATS_FILE(dma, rx_errors, "%u");
+DEBUGFS_FWSTATS_FILE(dma, tx_requested, "%u");
+DEBUGFS_FWSTATS_FILE(dma, tx_errors, "%u");
+
+DEBUGFS_FWSTATS_FILE(isr, cmd_cmplt, "%u");
+DEBUGFS_FWSTATS_FILE(isr, fiqs, "%u");
+DEBUGFS_FWSTATS_FILE(isr, rx_headers, "%u");
+DEBUGFS_FWSTATS_FILE(isr, rx_mem_overflow, "%u");
+DEBUGFS_FWSTATS_FILE(isr, rx_rdys, "%u");
+DEBUGFS_FWSTATS_FILE(isr, irqs, "%u");
+DEBUGFS_FWSTATS_FILE(isr, tx_procs, "%u");
+DEBUGFS_FWSTATS_FILE(isr, decrypt_done, "%u");
+DEBUGFS_FWSTATS_FILE(isr, dma0_done, "%u");
+DEBUGFS_FWSTATS_FILE(isr, dma1_done, "%u");
+DEBUGFS_FWSTATS_FILE(isr, tx_exch_complete, "%u");
+DEBUGFS_FWSTATS_FILE(isr, commands, "%u");
+DEBUGFS_FWSTATS_FILE(isr, rx_procs, "%u");
+DEBUGFS_FWSTATS_FILE(isr, hw_pm_mode_changes, "%u");
+DEBUGFS_FWSTATS_FILE(isr, host_acknowledges, "%u");
+DEBUGFS_FWSTATS_FILE(isr, pci_pm, "%u");
+DEBUGFS_FWSTATS_FILE(isr, wakeups, "%u");
+DEBUGFS_FWSTATS_FILE(isr, low_rssi, "%u");
+
+DEBUGFS_FWSTATS_FILE(wep, addr_key_count, "%u");
+DEBUGFS_FWSTATS_FILE(wep, default_key_count, "%u");
+/* skipping wep.reserved */
+DEBUGFS_FWSTATS_FILE(wep, key_not_found, "%u");
+DEBUGFS_FWSTATS_FILE(wep, decrypt_fail, "%u");
+DEBUGFS_FWSTATS_FILE(wep, packets, "%u");
+DEBUGFS_FWSTATS_FILE(wep, interrupt, "%u");
+
+DEBUGFS_FWSTATS_FILE(pwr, ps_enter, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, elp_enter, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, missing_bcns, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, wake_on_host, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, wake_on_timer_exp, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, tx_with_ps, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, tx_without_ps, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, rcvd_beacons, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, power_save_off, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, enable_ps, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, disable_ps, "%u");
+DEBUGFS_FWSTATS_FILE(pwr, fix_tsf_ps, "%u");
+/* skipping cont_miss_bcns_spread for now */
+DEBUGFS_FWSTATS_FILE(pwr, rcvd_awake_beacons, "%u");
+
+DEBUGFS_FWSTATS_FILE(mic, rx_pkts, "%u");
+DEBUGFS_FWSTATS_FILE(mic, calc_failure, "%u");
+
+DEBUGFS_FWSTATS_FILE(aes, encrypt_fail, "%u");
+DEBUGFS_FWSTATS_FILE(aes, decrypt_fail, "%u");
+DEBUGFS_FWSTATS_FILE(aes, encrypt_packets, "%u");
+DEBUGFS_FWSTATS_FILE(aes, decrypt_packets, "%u");
+DEBUGFS_FWSTATS_FILE(aes, encrypt_interrupt, "%u");
+DEBUGFS_FWSTATS_FILE(aes, decrypt_interrupt, "%u");
+
+DEBUGFS_FWSTATS_FILE(event, heart_beat, "%u");
+DEBUGFS_FWSTATS_FILE(event, calibration, "%u");
+DEBUGFS_FWSTATS_FILE(event, rx_mismatch, "%u");
+DEBUGFS_FWSTATS_FILE(event, rx_mem_empty, "%u");
+DEBUGFS_FWSTATS_FILE(event, rx_pool, "%u");
+DEBUGFS_FWSTATS_FILE(event, oom_late, "%u");
+DEBUGFS_FWSTATS_FILE(event, phy_transmit_error, "%u");
+DEBUGFS_FWSTATS_FILE(event, tx_stuck, "%u");
+
+DEBUGFS_FWSTATS_FILE(ps, pspoll_timeouts, "%u");
+DEBUGFS_FWSTATS_FILE(ps, upsd_timeouts, "%u");
+DEBUGFS_FWSTATS_FILE(ps, upsd_max_sptime, "%u");
+DEBUGFS_FWSTATS_FILE(ps, upsd_max_apturn, "%u");
+DEBUGFS_FWSTATS_FILE(ps, pspoll_max_apturn, "%u");
+DEBUGFS_FWSTATS_FILE(ps, pspoll_utilization, "%u");
+DEBUGFS_FWSTATS_FILE(ps, upsd_utilization, "%u");
+
+DEBUGFS_FWSTATS_FILE(rxpipe, rx_prep_beacon_drop, "%u");
+DEBUGFS_FWSTATS_FILE(rxpipe, descr_host_int_trig_rx_data, "%u");
+DEBUGFS_FWSTATS_FILE(rxpipe, beacon_buffer_thres_host_int_trig_rx_data, "%u");
+DEBUGFS_FWSTATS_FILE(rxpipe, missed_beacon_host_int_trig_rx_data, "%u");
+DEBUGFS_FWSTATS_FILE(rxpipe, tx_xfr_host_int_trig_rx_data, "%u");
+
+DEBUGFS_READONLY_FILE(retry_count, "%u", wl->stats.retry_count);
+DEBUGFS_READONLY_FILE(excessive_retries, "%u",
+ wl->stats.excessive_retries);
+
+static ssize_t tx_queue_len_read(struct file *file, char __user *userbuf,
+ size_t count, loff_t *ppos)
+{
+ struct wl1271 *wl = file->private_data;
+ u32 queue_len;
+ char buf[20];
+ int res;
+
+ queue_len = skb_queue_len(&wl->tx_queue);
+
+ res = scnprintf(buf, sizeof(buf), "%u\n", queue_len);
+ return simple_read_from_buffer(userbuf, count, ppos, buf, res);
+}
+
+static const struct file_operations tx_queue_len_ops = {
+ .read = tx_queue_len_read,
+ .open = wl1271_open_file_generic,
+ .llseek = default_llseek,
+};
+
+static ssize_t gpio_power_read(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct wl1271 *wl = file->private_data;
+ bool state = test_bit(WL1271_FLAG_GPIO_POWER, &wl->flags);
+
+ int res;
+ char buf[10];
+
+ res = scnprintf(buf, sizeof(buf), "%d\n", state);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, res);
+}
+
+static ssize_t gpio_power_write(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct wl1271 *wl = file->private_data;
+ char buf[10];
+ size_t len;
+ unsigned long value;
+ int ret;
+
+ mutex_lock(&wl->mutex);
+
+ len = min(count, sizeof(buf) - 1);
+ if (copy_from_user(buf, user_buf, len)) {
+ ret = -EFAULT;
+ goto out;
+ }
+ buf[len] = '\0';
+
+ ret = strict_strtoul(buf, 0, &value);
+ if (ret < 0) {
+ wl1271_warning("illegal value in gpio_power");
+ goto out;
+ }
+
+ if (value)
+ wl1271_power_on(wl);
+ else
+ wl1271_power_off(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+ return count;
+}
+
+static const struct file_operations gpio_power_ops = {
+ .read = gpio_power_read,
+ .write = gpio_power_write,
+ .open = wl1271_open_file_generic,
+ .llseek = default_llseek,
+};
+
+static void wl1271_debugfs_delete_files(struct wl1271 *wl)
+{
+ DEBUGFS_FWSTATS_DEL(tx, internal_desc_overflow);
+
+ DEBUGFS_FWSTATS_DEL(rx, out_of_mem);
+ DEBUGFS_FWSTATS_DEL(rx, hdr_overflow);
+ DEBUGFS_FWSTATS_DEL(rx, hw_stuck);
+ DEBUGFS_FWSTATS_DEL(rx, dropped);
+ DEBUGFS_FWSTATS_DEL(rx, fcs_err);
+ DEBUGFS_FWSTATS_DEL(rx, xfr_hint_trig);
+ DEBUGFS_FWSTATS_DEL(rx, path_reset);
+ DEBUGFS_FWSTATS_DEL(rx, reset_counter);
+
+ DEBUGFS_FWSTATS_DEL(dma, rx_requested);
+ DEBUGFS_FWSTATS_DEL(dma, rx_errors);
+ DEBUGFS_FWSTATS_DEL(dma, tx_requested);
+ DEBUGFS_FWSTATS_DEL(dma, tx_errors);
+
+ DEBUGFS_FWSTATS_DEL(isr, cmd_cmplt);
+ DEBUGFS_FWSTATS_DEL(isr, fiqs);
+ DEBUGFS_FWSTATS_DEL(isr, rx_headers);
+ DEBUGFS_FWSTATS_DEL(isr, rx_mem_overflow);
+ DEBUGFS_FWSTATS_DEL(isr, rx_rdys);
+ DEBUGFS_FWSTATS_DEL(isr, irqs);
+ DEBUGFS_FWSTATS_DEL(isr, tx_procs);
+ DEBUGFS_FWSTATS_DEL(isr, decrypt_done);
+ DEBUGFS_FWSTATS_DEL(isr, dma0_done);
+ DEBUGFS_FWSTATS_DEL(isr, dma1_done);
+ DEBUGFS_FWSTATS_DEL(isr, tx_exch_complete);
+ DEBUGFS_FWSTATS_DEL(isr, commands);
+ DEBUGFS_FWSTATS_DEL(isr, rx_procs);
+ DEBUGFS_FWSTATS_DEL(isr, hw_pm_mode_changes);
+ DEBUGFS_FWSTATS_DEL(isr, host_acknowledges);
+ DEBUGFS_FWSTATS_DEL(isr, pci_pm);
+ DEBUGFS_FWSTATS_DEL(isr, wakeups);
+ DEBUGFS_FWSTATS_DEL(isr, low_rssi);
+
+ DEBUGFS_FWSTATS_DEL(wep, addr_key_count);
+ DEBUGFS_FWSTATS_DEL(wep, default_key_count);
+ /* skipping wep.reserved */
+ DEBUGFS_FWSTATS_DEL(wep, key_not_found);
+ DEBUGFS_FWSTATS_DEL(wep, decrypt_fail);
+ DEBUGFS_FWSTATS_DEL(wep, packets);
+ DEBUGFS_FWSTATS_DEL(wep, interrupt);
+
+ DEBUGFS_FWSTATS_DEL(pwr, ps_enter);
+ DEBUGFS_FWSTATS_DEL(pwr, elp_enter);
+ DEBUGFS_FWSTATS_DEL(pwr, missing_bcns);
+ DEBUGFS_FWSTATS_DEL(pwr, wake_on_host);
+ DEBUGFS_FWSTATS_DEL(pwr, wake_on_timer_exp);
+ DEBUGFS_FWSTATS_DEL(pwr, tx_with_ps);
+ DEBUGFS_FWSTATS_DEL(pwr, tx_without_ps);
+ DEBUGFS_FWSTATS_DEL(pwr, rcvd_beacons);
+ DEBUGFS_FWSTATS_DEL(pwr, power_save_off);
+ DEBUGFS_FWSTATS_DEL(pwr, enable_ps);
+ DEBUGFS_FWSTATS_DEL(pwr, disable_ps);
+ DEBUGFS_FWSTATS_DEL(pwr, fix_tsf_ps);
+ /* skipping cont_miss_bcns_spread for now */
+ DEBUGFS_FWSTATS_DEL(pwr, rcvd_awake_beacons);
+
+ DEBUGFS_FWSTATS_DEL(mic, rx_pkts);
+ DEBUGFS_FWSTATS_DEL(mic, calc_failure);
+
+ DEBUGFS_FWSTATS_DEL(aes, encrypt_fail);
+ DEBUGFS_FWSTATS_DEL(aes, decrypt_fail);
+ DEBUGFS_FWSTATS_DEL(aes, encrypt_packets);
+ DEBUGFS_FWSTATS_DEL(aes, decrypt_packets);
+ DEBUGFS_FWSTATS_DEL(aes, encrypt_interrupt);
+ DEBUGFS_FWSTATS_DEL(aes, decrypt_interrupt);
+
+ DEBUGFS_FWSTATS_DEL(event, heart_beat);
+ DEBUGFS_FWSTATS_DEL(event, calibration);
+ DEBUGFS_FWSTATS_DEL(event, rx_mismatch);
+ DEBUGFS_FWSTATS_DEL(event, rx_mem_empty);
+ DEBUGFS_FWSTATS_DEL(event, rx_pool);
+ DEBUGFS_FWSTATS_DEL(event, oom_late);
+ DEBUGFS_FWSTATS_DEL(event, phy_transmit_error);
+ DEBUGFS_FWSTATS_DEL(event, tx_stuck);
+
+ DEBUGFS_FWSTATS_DEL(ps, pspoll_timeouts);
+ DEBUGFS_FWSTATS_DEL(ps, upsd_timeouts);
+ DEBUGFS_FWSTATS_DEL(ps, upsd_max_sptime);
+ DEBUGFS_FWSTATS_DEL(ps, upsd_max_apturn);
+ DEBUGFS_FWSTATS_DEL(ps, pspoll_max_apturn);
+ DEBUGFS_FWSTATS_DEL(ps, pspoll_utilization);
+ DEBUGFS_FWSTATS_DEL(ps, upsd_utilization);
+
+ DEBUGFS_FWSTATS_DEL(rxpipe, rx_prep_beacon_drop);
+ DEBUGFS_FWSTATS_DEL(rxpipe, descr_host_int_trig_rx_data);
+ DEBUGFS_FWSTATS_DEL(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
+ DEBUGFS_FWSTATS_DEL(rxpipe, missed_beacon_host_int_trig_rx_data);
+ DEBUGFS_FWSTATS_DEL(rxpipe, tx_xfr_host_int_trig_rx_data);
+
+ DEBUGFS_DEL(tx_queue_len);
+ DEBUGFS_DEL(retry_count);
+ DEBUGFS_DEL(excessive_retries);
+
+ DEBUGFS_DEL(gpio_power);
+}
+
+static int wl1271_debugfs_add_files(struct wl1271 *wl)
+{
+ int ret = 0;
+
+ DEBUGFS_FWSTATS_ADD(tx, internal_desc_overflow);
+
+ DEBUGFS_FWSTATS_ADD(rx, out_of_mem);
+ DEBUGFS_FWSTATS_ADD(rx, hdr_overflow);
+ DEBUGFS_FWSTATS_ADD(rx, hw_stuck);
+ DEBUGFS_FWSTATS_ADD(rx, dropped);
+ DEBUGFS_FWSTATS_ADD(rx, fcs_err);
+ DEBUGFS_FWSTATS_ADD(rx, xfr_hint_trig);
+ DEBUGFS_FWSTATS_ADD(rx, path_reset);
+ DEBUGFS_FWSTATS_ADD(rx, reset_counter);
+
+ DEBUGFS_FWSTATS_ADD(dma, rx_requested);
+ DEBUGFS_FWSTATS_ADD(dma, rx_errors);
+ DEBUGFS_FWSTATS_ADD(dma, tx_requested);
+ DEBUGFS_FWSTATS_ADD(dma, tx_errors);
+
+ DEBUGFS_FWSTATS_ADD(isr, cmd_cmplt);
+ DEBUGFS_FWSTATS_ADD(isr, fiqs);
+ DEBUGFS_FWSTATS_ADD(isr, rx_headers);
+ DEBUGFS_FWSTATS_ADD(isr, rx_mem_overflow);
+ DEBUGFS_FWSTATS_ADD(isr, rx_rdys);
+ DEBUGFS_FWSTATS_ADD(isr, irqs);
+ DEBUGFS_FWSTATS_ADD(isr, tx_procs);
+ DEBUGFS_FWSTATS_ADD(isr, decrypt_done);
+ DEBUGFS_FWSTATS_ADD(isr, dma0_done);
+ DEBUGFS_FWSTATS_ADD(isr, dma1_done);
+ DEBUGFS_FWSTATS_ADD(isr, tx_exch_complete);
+ DEBUGFS_FWSTATS_ADD(isr, commands);
+ DEBUGFS_FWSTATS_ADD(isr, rx_procs);
+ DEBUGFS_FWSTATS_ADD(isr, hw_pm_mode_changes);
+ DEBUGFS_FWSTATS_ADD(isr, host_acknowledges);
+ DEBUGFS_FWSTATS_ADD(isr, pci_pm);
+ DEBUGFS_FWSTATS_ADD(isr, wakeups);
+ DEBUGFS_FWSTATS_ADD(isr, low_rssi);
+
+ DEBUGFS_FWSTATS_ADD(wep, addr_key_count);
+ DEBUGFS_FWSTATS_ADD(wep, default_key_count);
+ /* skipping wep.reserved */
+ DEBUGFS_FWSTATS_ADD(wep, key_not_found);
+ DEBUGFS_FWSTATS_ADD(wep, decrypt_fail);
+ DEBUGFS_FWSTATS_ADD(wep, packets);
+ DEBUGFS_FWSTATS_ADD(wep, interrupt);
+
+ DEBUGFS_FWSTATS_ADD(pwr, ps_enter);
+ DEBUGFS_FWSTATS_ADD(pwr, elp_enter);
+ DEBUGFS_FWSTATS_ADD(pwr, missing_bcns);
+ DEBUGFS_FWSTATS_ADD(pwr, wake_on_host);
+ DEBUGFS_FWSTATS_ADD(pwr, wake_on_timer_exp);
+ DEBUGFS_FWSTATS_ADD(pwr, tx_with_ps);
+ DEBUGFS_FWSTATS_ADD(pwr, tx_without_ps);
+ DEBUGFS_FWSTATS_ADD(pwr, rcvd_beacons);
+ DEBUGFS_FWSTATS_ADD(pwr, power_save_off);
+ DEBUGFS_FWSTATS_ADD(pwr, enable_ps);
+ DEBUGFS_FWSTATS_ADD(pwr, disable_ps);
+ DEBUGFS_FWSTATS_ADD(pwr, fix_tsf_ps);
+ /* skipping cont_miss_bcns_spread for now */
+ DEBUGFS_FWSTATS_ADD(pwr, rcvd_awake_beacons);
+
+ DEBUGFS_FWSTATS_ADD(mic, rx_pkts);
+ DEBUGFS_FWSTATS_ADD(mic, calc_failure);
+
+ DEBUGFS_FWSTATS_ADD(aes, encrypt_fail);
+ DEBUGFS_FWSTATS_ADD(aes, decrypt_fail);
+ DEBUGFS_FWSTATS_ADD(aes, encrypt_packets);
+ DEBUGFS_FWSTATS_ADD(aes, decrypt_packets);
+ DEBUGFS_FWSTATS_ADD(aes, encrypt_interrupt);
+ DEBUGFS_FWSTATS_ADD(aes, decrypt_interrupt);
+
+ DEBUGFS_FWSTATS_ADD(event, heart_beat);
+ DEBUGFS_FWSTATS_ADD(event, calibration);
+ DEBUGFS_FWSTATS_ADD(event, rx_mismatch);
+ DEBUGFS_FWSTATS_ADD(event, rx_mem_empty);
+ DEBUGFS_FWSTATS_ADD(event, rx_pool);
+ DEBUGFS_FWSTATS_ADD(event, oom_late);
+ DEBUGFS_FWSTATS_ADD(event, phy_transmit_error);
+ DEBUGFS_FWSTATS_ADD(event, tx_stuck);
+
+ DEBUGFS_FWSTATS_ADD(ps, pspoll_timeouts);
+ DEBUGFS_FWSTATS_ADD(ps, upsd_timeouts);
+ DEBUGFS_FWSTATS_ADD(ps, upsd_max_sptime);
+ DEBUGFS_FWSTATS_ADD(ps, upsd_max_apturn);
+ DEBUGFS_FWSTATS_ADD(ps, pspoll_max_apturn);
+ DEBUGFS_FWSTATS_ADD(ps, pspoll_utilization);
+ DEBUGFS_FWSTATS_ADD(ps, upsd_utilization);
+
+ DEBUGFS_FWSTATS_ADD(rxpipe, rx_prep_beacon_drop);
+ DEBUGFS_FWSTATS_ADD(rxpipe, descr_host_int_trig_rx_data);
+ DEBUGFS_FWSTATS_ADD(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
+ DEBUGFS_FWSTATS_ADD(rxpipe, missed_beacon_host_int_trig_rx_data);
+ DEBUGFS_FWSTATS_ADD(rxpipe, tx_xfr_host_int_trig_rx_data);
+
+ DEBUGFS_ADD(tx_queue_len, wl->debugfs.rootdir);
+ DEBUGFS_ADD(retry_count, wl->debugfs.rootdir);
+ DEBUGFS_ADD(excessive_retries, wl->debugfs.rootdir);
+
+ DEBUGFS_ADD(gpio_power, wl->debugfs.rootdir);
+
+out:
+ if (ret < 0)
+ wl1271_debugfs_delete_files(wl);
+
+ return ret;
+}
+
+void wl1271_debugfs_reset(struct wl1271 *wl)
+{
+ memset(wl->stats.fw_stats, 0, sizeof(*wl->stats.fw_stats));
+ wl->stats.retry_count = 0;
+ wl->stats.excessive_retries = 0;
+}
+
+int wl1271_debugfs_init(struct wl1271 *wl)
+{
+ int ret;
+
+ wl->debugfs.rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL);
+
+ if (IS_ERR(wl->debugfs.rootdir)) {
+ ret = PTR_ERR(wl->debugfs.rootdir);
+ wl->debugfs.rootdir = NULL;
+ goto err;
+ }
+
+ wl->debugfs.fw_statistics = debugfs_create_dir("fw-statistics",
+ wl->debugfs.rootdir);
+
+ if (IS_ERR(wl->debugfs.fw_statistics)) {
+ ret = PTR_ERR(wl->debugfs.fw_statistics);
+ wl->debugfs.fw_statistics = NULL;
+ goto err_root;
+ }
+
+ wl->stats.fw_stats = kzalloc(sizeof(*wl->stats.fw_stats),
+ GFP_KERNEL);
+
+ if (!wl->stats.fw_stats) {
+ ret = -ENOMEM;
+ goto err_fw;
+ }
+
+ wl->stats.fw_stats_update = jiffies;
+
+ ret = wl1271_debugfs_add_files(wl);
+
+ if (ret < 0)
+ goto err_file;
+
+ return 0;
+
+err_file:
+ kfree(wl->stats.fw_stats);
+ wl->stats.fw_stats = NULL;
+
+err_fw:
+ debugfs_remove(wl->debugfs.fw_statistics);
+ wl->debugfs.fw_statistics = NULL;
+
+err_root:
+ debugfs_remove(wl->debugfs.rootdir);
+ wl->debugfs.rootdir = NULL;
+
+err:
+ return ret;
+}
+
+void wl1271_debugfs_exit(struct wl1271 *wl)
+{
+ wl1271_debugfs_delete_files(wl);
+
+ kfree(wl->stats.fw_stats);
+ wl->stats.fw_stats = NULL;
+
+ debugfs_remove(wl->debugfs.fw_statistics);
+ wl->debugfs.fw_statistics = NULL;
+
+ debugfs_remove(wl->debugfs.rootdir);
+ wl->debugfs.rootdir = NULL;
+
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __DEBUGFS_H__
+#define __DEBUGFS_H__
+
+#include "wl12xx.h"
+
+int wl1271_debugfs_init(struct wl1271 *wl);
+void wl1271_debugfs_exit(struct wl1271 *wl);
+void wl1271_debugfs_reset(struct wl1271 *wl);
+
+#endif /* WL1271_DEBUGFS_H */
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include "wl12xx.h"
+#include "reg.h"
+#include "io.h"
+#include "event.h"
+#include "ps.h"
+#include "scan.h"
+#include "wl12xx_80211.h"
+
+void wl1271_pspoll_work(struct work_struct *work)
+{
+ struct delayed_work *dwork;
+ struct wl1271 *wl;
+
+ dwork = container_of(work, struct delayed_work, work);
+ wl = container_of(dwork, struct wl1271, pspoll_work);
+
+ wl1271_debug(DEBUG_EVENT, "pspoll work");
+
+ mutex_lock(&wl->mutex);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ goto out;
+
+ if (!test_and_clear_bit(WL1271_FLAG_PSPOLL_FAILURE, &wl->flags))
+ goto out;
+
+ if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
+ goto out;
+
+ /*
+ * if we end up here, then we were in powersave when the pspoll
+ * delivery failure occurred, and no-one changed state since, so
+ * we should go back to powersave.
+ */
+ wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, wl->basic_rate, true);
+
+out:
+ mutex_unlock(&wl->mutex);
+};
+
+static void wl1271_event_pspoll_delivery_fail(struct wl1271 *wl)
+{
+ int delay = wl->conf.conn.ps_poll_recovery_period;
+ int ret;
+
+ wl->ps_poll_failures++;
+ if (wl->ps_poll_failures == 1)
+ wl1271_info("AP with dysfunctional ps-poll, "
+ "trying to work around it.");
+
+ /* force active mode receive data from the AP */
+ if (test_bit(WL1271_FLAG_PSM, &wl->flags)) {
+ ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE,
+ wl->basic_rate, true);
+ if (ret < 0)
+ return;
+ set_bit(WL1271_FLAG_PSPOLL_FAILURE, &wl->flags);
+ ieee80211_queue_delayed_work(wl->hw, &wl->pspoll_work,
+ msecs_to_jiffies(delay));
+ }
+
+ /*
+ * If already in active mode, lets we should be getting data from
+ * the AP right away. If we enter PSM too fast after this, and data
+ * remains on the AP, we will get another event like this, and we'll
+ * go into active once more.
+ */
+}
+
+static int wl1271_event_ps_report(struct wl1271 *wl,
+ struct event_mailbox *mbox,
+ bool *beacon_loss)
+{
+ int ret = 0;
+ u32 total_retries = wl->conf.conn.psm_entry_retries;
+
+ wl1271_debug(DEBUG_EVENT, "ps_status: 0x%x", mbox->ps_status);
+
+ switch (mbox->ps_status) {
+ case EVENT_ENTER_POWER_SAVE_FAIL:
+ wl1271_debug(DEBUG_PSM, "PSM entry failed");
+
+ if (!test_bit(WL1271_FLAG_PSM, &wl->flags)) {
+ /* remain in active mode */
+ wl->psm_entry_retry = 0;
+ break;
+ }
+
+ if (wl->psm_entry_retry < total_retries) {
+ wl->psm_entry_retry++;
+ ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE,
+ wl->basic_rate, true);
+ } else {
+ wl1271_info("No ack to nullfunc from AP.");
+ wl->psm_entry_retry = 0;
+ *beacon_loss = true;
+ }
+ break;
+ case EVENT_ENTER_POWER_SAVE_SUCCESS:
+ wl->psm_entry_retry = 0;
+
+ /* enable beacon filtering */
+ ret = wl1271_acx_beacon_filter_opt(wl, true);
+ if (ret < 0)
+ break;
+
+ /* enable beacon early termination */
+ ret = wl1271_acx_bet_enable(wl, true);
+ if (ret < 0)
+ break;
+
+ /* go to extremely low power mode */
+ wl1271_ps_elp_sleep(wl);
+ break;
+ case EVENT_EXIT_POWER_SAVE_FAIL:
+ wl1271_debug(DEBUG_PSM, "PSM exit failed");
+
+ if (test_bit(WL1271_FLAG_PSM, &wl->flags)) {
+ wl->psm_entry_retry = 0;
+ break;
+ }
+
+ /* make sure the firmware goes to active mode - the frame to
+ be sent next will indicate to the AP, that we are active. */
+ ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE,
+ wl->basic_rate, false);
+ break;
+ case EVENT_EXIT_POWER_SAVE_SUCCESS:
+ default:
+ break;
+ }
+
+ return ret;
+}
+
+static void wl1271_event_rssi_trigger(struct wl1271 *wl,
+ struct event_mailbox *mbox)
+{
+ enum nl80211_cqm_rssi_threshold_event event;
+ s8 metric = mbox->rssi_snr_trigger_metric[0];
+
+ wl1271_debug(DEBUG_EVENT, "RSSI trigger metric: %d", metric);
+
+ if (metric <= wl->rssi_thold)
+ event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW;
+ else
+ event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;
+
+ if (event != wl->last_rssi_event)
+ ieee80211_cqm_rssi_notify(wl->vif, event, GFP_KERNEL);
+ wl->last_rssi_event = event;
+}
+
+static void wl1271_event_mbox_dump(struct event_mailbox *mbox)
+{
+ wl1271_debug(DEBUG_EVENT, "MBOX DUMP:");
+ wl1271_debug(DEBUG_EVENT, "\tvector: 0x%x", mbox->events_vector);
+ wl1271_debug(DEBUG_EVENT, "\tmask: 0x%x", mbox->events_mask);
+}
+
+static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox)
+{
+ int ret;
+ u32 vector;
+ bool beacon_loss = false;
+
+ wl1271_event_mbox_dump(mbox);
+
+ vector = le32_to_cpu(mbox->events_vector);
+ vector &= ~(le32_to_cpu(mbox->events_mask));
+ wl1271_debug(DEBUG_EVENT, "vector: 0x%x", vector);
+
+ if (vector & SCAN_COMPLETE_EVENT_ID) {
+ wl1271_debug(DEBUG_EVENT, "status: 0x%x",
+ mbox->scheduled_scan_status);
+
+ wl1271_scan_stm(wl);
+ }
+
+ /* disable dynamic PS when requested by the firmware */
+ if (vector & SOFT_GEMINI_SENSE_EVENT_ID &&
+ wl->bss_type == BSS_TYPE_STA_BSS) {
+ if (mbox->soft_gemini_sense_info)
+ ieee80211_disable_dyn_ps(wl->vif);
+ else
+ ieee80211_enable_dyn_ps(wl->vif);
+ }
+
+ /*
+ * The BSS_LOSE_EVENT_ID is only needed while psm (and hence beacon
+ * filtering) is enabled. Without PSM, the stack will receive all
+ * beacons and can detect beacon loss by itself.
+ *
+ * As there's possibility that the driver disables PSM before receiving
+ * BSS_LOSE_EVENT, beacon loss has to be reported to the stack.
+ *
+ */
+ if (vector & BSS_LOSE_EVENT_ID) {
+ wl1271_info("Beacon loss detected.");
+
+ /* indicate to the stack, that beacons have been lost */
+ beacon_loss = true;
+ }
+
+ if (vector & PS_REPORT_EVENT_ID) {
+ wl1271_debug(DEBUG_EVENT, "PS_REPORT_EVENT");
+ ret = wl1271_event_ps_report(wl, mbox, &beacon_loss);
+ if (ret < 0)
+ return ret;
+ }
+
+ if (vector & PSPOLL_DELIVERY_FAILURE_EVENT_ID)
+ wl1271_event_pspoll_delivery_fail(wl);
+
+ if (vector & RSSI_SNR_TRIGGER_0_EVENT_ID) {
+ wl1271_debug(DEBUG_EVENT, "RSSI_SNR_TRIGGER_0_EVENT");
+ if (wl->vif)
+ wl1271_event_rssi_trigger(wl, mbox);
+ }
+
+ if (wl->vif && beacon_loss)
+ ieee80211_connection_loss(wl->vif);
+
+ return 0;
+}
+
+int wl1271_event_unmask(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_acx_event_mbox_mask(wl, ~(wl->event_mask));
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+void wl1271_event_mbox_config(struct wl1271 *wl)
+{
+ wl->mbox_ptr[0] = wl1271_read32(wl, REG_EVENT_MAILBOX_PTR);
+ wl->mbox_ptr[1] = wl->mbox_ptr[0] + sizeof(struct event_mailbox);
+
+ wl1271_debug(DEBUG_EVENT, "MBOX ptrs: 0x%x 0x%x",
+ wl->mbox_ptr[0], wl->mbox_ptr[1]);
+}
+
+int wl1271_event_handle(struct wl1271 *wl, u8 mbox_num)
+{
+ struct event_mailbox mbox;
+ int ret;
+
+ wl1271_debug(DEBUG_EVENT, "EVENT on mbox %d", mbox_num);
+
+ if (mbox_num > 1)
+ return -EINVAL;
+
+ /* first we read the mbox descriptor */
+ wl1271_read(wl, wl->mbox_ptr[mbox_num], &mbox,
+ sizeof(struct event_mailbox), false);
+
+ /* process the descriptor */
+ ret = wl1271_event_process(wl, &mbox);
+ if (ret < 0)
+ return ret;
+
+ /* then we let the firmware know it can go on...*/
+ wl1271_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_EVENT_ACK);
+
+ return 0;
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __EVENT_H__
+#define __EVENT_H__
+
+/*
+ * Mbox events
+ *
+ * The event mechanism is based on a pair of event buffers (buffers A and
+ * B) at fixed locations in the target's memory. The host processes one
+ * buffer while the other buffer continues to collect events. If the host
+ * is not processing events, an interrupt is issued to signal that a buffer
+ * is ready. Once the host is done with processing events from one buffer,
+ * it signals the target (with an ACK interrupt) that the event buffer is
+ * free.
+ */
+
+enum {
+ RSSI_SNR_TRIGGER_0_EVENT_ID = BIT(0),
+ RSSI_SNR_TRIGGER_1_EVENT_ID = BIT(1),
+ RSSI_SNR_TRIGGER_2_EVENT_ID = BIT(2),
+ RSSI_SNR_TRIGGER_3_EVENT_ID = BIT(3),
+ RSSI_SNR_TRIGGER_4_EVENT_ID = BIT(4),
+ RSSI_SNR_TRIGGER_5_EVENT_ID = BIT(5),
+ RSSI_SNR_TRIGGER_6_EVENT_ID = BIT(6),
+ RSSI_SNR_TRIGGER_7_EVENT_ID = BIT(7),
+ MEASUREMENT_START_EVENT_ID = BIT(8),
+ MEASUREMENT_COMPLETE_EVENT_ID = BIT(9),
+ SCAN_COMPLETE_EVENT_ID = BIT(10),
+ SCHEDULED_SCAN_COMPLETE_EVENT_ID = BIT(11),
+ AP_DISCOVERY_COMPLETE_EVENT_ID = BIT(12),
+ PS_REPORT_EVENT_ID = BIT(13),
+ PSPOLL_DELIVERY_FAILURE_EVENT_ID = BIT(14),
+ DISCONNECT_EVENT_COMPLETE_ID = BIT(15),
+ JOIN_EVENT_COMPLETE_ID = BIT(16),
+ CHANNEL_SWITCH_COMPLETE_EVENT_ID = BIT(17),
+ BSS_LOSE_EVENT_ID = BIT(18),
+ REGAINED_BSS_EVENT_ID = BIT(19),
+ ROAMING_TRIGGER_MAX_TX_RETRY_EVENT_ID = BIT(20),
+ SOFT_GEMINI_SENSE_EVENT_ID = BIT(22),
+ SOFT_GEMINI_PREDICTION_EVENT_ID = BIT(23),
+ SOFT_GEMINI_AVALANCHE_EVENT_ID = BIT(24),
+ PLT_RX_CALIBRATION_COMPLETE_EVENT_ID = BIT(25),
+ DBG_EVENT_ID = BIT(26),
+ HEALTH_CHECK_REPLY_EVENT_ID = BIT(27),
+ PERIODIC_SCAN_COMPLETE_EVENT_ID = BIT(28),
+ PERIODIC_SCAN_REPORT_EVENT_ID = BIT(29),
+ BA_SESSION_TEAR_DOWN_EVENT_ID = BIT(30),
+ EVENT_MBOX_ALL_EVENT_ID = 0x7fffffff,
+};
+
+enum {
+ EVENT_ENTER_POWER_SAVE_FAIL = 0,
+ EVENT_ENTER_POWER_SAVE_SUCCESS,
+ EVENT_EXIT_POWER_SAVE_FAIL,
+ EVENT_EXIT_POWER_SAVE_SUCCESS,
+};
+
+struct event_debug_report {
+ u8 debug_event_id;
+ u8 num_params;
+ __le16 pad;
+ __le32 report_1;
+ __le32 report_2;
+ __le32 report_3;
+} __packed;
+
+#define NUM_OF_RSSI_SNR_TRIGGERS 8
+
+struct event_mailbox {
+ __le32 events_vector;
+ __le32 events_mask;
+ __le32 reserved_1;
+ __le32 reserved_2;
+
+ u8 dbg_event_id;
+ u8 num_relevant_params;
+ __le16 reserved_3;
+ __le32 event_report_p1;
+ __le32 event_report_p2;
+ __le32 event_report_p3;
+
+ u8 number_of_scan_results;
+ u8 scan_tag;
+ u8 reserved_4[2];
+ __le32 compl_scheduled_scan_status;
+
+ __le16 scheduled_scan_attended_channels;
+ u8 soft_gemini_sense_info;
+ u8 soft_gemini_protective_info;
+ s8 rssi_snr_trigger_metric[NUM_OF_RSSI_SNR_TRIGGERS];
+ u8 channel_switch_status;
+ u8 scheduled_scan_status;
+ u8 ps_status;
+
+ u8 reserved_5[29];
+} __packed;
+
+int wl1271_event_unmask(struct wl1271 *wl);
+void wl1271_event_mbox_config(struct wl1271 *wl);
+int wl1271_event_handle(struct wl1271 *wl, u8 mbox);
+void wl1271_pspoll_work(struct work_struct *work);
+
+#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __INI_H__
+#define __INI_H__
+
+#define WL1271_INI_MAX_SMART_REFLEX_PARAM 16
+
+struct wl1271_ini_general_params {
+ u8 ref_clock;
+ u8 settling_time;
+ u8 clk_valid_on_wakeup;
+ u8 dc2dc_mode;
+ u8 dual_mode_select;
+ u8 tx_bip_fem_auto_detect;
+ u8 tx_bip_fem_manufacturer;
+ u8 general_settings;
+ u8 sr_state;
+ u8 srf1[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+ u8 srf2[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+ u8 srf3[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+} __packed;
+
+#define WL1271_INI_RSSI_PROCESS_COMPENS_SIZE 15
+
+struct wl1271_ini_band_params_2 {
+ u8 rx_trace_insertion_loss;
+ u8 tx_trace_loss;
+ u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE];
+} __packed;
+
+#define WL1271_INI_RATE_GROUP_COUNT 6
+#define WL1271_INI_CHANNEL_COUNT_2 14
+
+struct wl1271_ini_fem_params_2 {
+ __le16 tx_bip_ref_pd_voltage;
+ u8 tx_bip_ref_power;
+ u8 tx_bip_ref_offset;
+ u8 tx_per_rate_pwr_limits_normal[WL1271_INI_RATE_GROUP_COUNT];
+ u8 tx_per_rate_pwr_limits_degraded[WL1271_INI_RATE_GROUP_COUNT];
+ u8 tx_per_rate_pwr_limits_extreme[WL1271_INI_RATE_GROUP_COUNT];
+ u8 tx_per_chan_pwr_limits_11b[WL1271_INI_CHANNEL_COUNT_2];
+ u8 tx_per_chan_pwr_limits_ofdm[WL1271_INI_CHANNEL_COUNT_2];
+ u8 tx_pd_vs_rate_offsets[WL1271_INI_RATE_GROUP_COUNT];
+ u8 tx_ibias[WL1271_INI_RATE_GROUP_COUNT];
+ u8 rx_fem_insertion_loss;
+ u8 degraded_low_to_normal_thr;
+ u8 normal_to_degraded_high_thr;
+} __packed;
+
+#define WL1271_INI_CHANNEL_COUNT_5 35
+#define WL1271_INI_SUB_BAND_COUNT_5 7
+
+struct wl1271_ini_band_params_5 {
+ u8 rx_trace_insertion_loss[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 tx_trace_loss[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE];
+} __packed;
+
+struct wl1271_ini_fem_params_5 {
+ __le16 tx_bip_ref_pd_voltage[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 tx_bip_ref_power[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 tx_bip_ref_offset[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 tx_per_rate_pwr_limits_normal[WL1271_INI_RATE_GROUP_COUNT];
+ u8 tx_per_rate_pwr_limits_degraded[WL1271_INI_RATE_GROUP_COUNT];
+ u8 tx_per_rate_pwr_limits_extreme[WL1271_INI_RATE_GROUP_COUNT];
+ u8 tx_per_chan_pwr_limits_ofdm[WL1271_INI_CHANNEL_COUNT_5];
+ u8 tx_pd_vs_rate_offsets[WL1271_INI_RATE_GROUP_COUNT];
+ u8 tx_ibias[WL1271_INI_RATE_GROUP_COUNT];
+ u8 rx_fem_insertion_loss[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 degraded_low_to_normal_thr;
+ u8 normal_to_degraded_high_thr;
+} __packed;
+
+
+/* NVS data structure */
+#define WL1271_INI_NVS_SECTION_SIZE 468
+#define WL1271_INI_FEM_MODULE_COUNT 2
+
+#define WL1271_INI_LEGACY_NVS_FILE_SIZE 800
+
+struct wl1271_nvs_file {
+ /* NVS section */
+ u8 nvs[WL1271_INI_NVS_SECTION_SIZE];
+
+ /* INI section */
+ struct wl1271_ini_general_params general_params;
+ u8 padding1;
+ struct wl1271_ini_band_params_2 stat_radio_params_2;
+ u8 padding2;
+ struct {
+ struct wl1271_ini_fem_params_2 params;
+ u8 padding;
+ } dyn_radio_params_2[WL1271_INI_FEM_MODULE_COUNT];
+ struct wl1271_ini_band_params_5 stat_radio_params_5;
+ u8 padding3;
+ struct {
+ struct wl1271_ini_fem_params_5 params;
+ u8 padding;
+ } dyn_radio_params_5[WL1271_INI_FEM_MODULE_COUNT];
+} __packed;
+
+#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+
+#include "init.h"
+#include "wl12xx_80211.h"
+#include "acx.h"
+#include "cmd.h"
+#include "reg.h"
+
+static int wl1271_init_hwenc_config(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_acx_feature_cfg(wl);
+ if (ret < 0) {
+ wl1271_warning("couldn't set feature config");
+ return ret;
+ }
+
+ ret = wl1271_cmd_set_default_wep_key(wl, wl->default_key);
+ if (ret < 0) {
+ wl1271_warning("couldn't set default key");
+ return ret;
+ }
+
+ return 0;
+}
+
+int wl1271_init_templates_config(struct wl1271 *wl)
+{
+ int ret, i;
+ size_t size;
+
+ /* send empty templates for fw memory reservation */
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL,
+ sizeof(struct wl12xx_probe_req_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ size = sizeof(struct wl12xx_probe_req_template);
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5,
+ NULL, size, 0,
+ WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, NULL,
+ sizeof(struct wl12xx_null_data_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, NULL,
+ sizeof(struct wl12xx_ps_poll_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, NULL,
+ sizeof
+ (struct wl12xx_qos_null_data_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PROBE_RESPONSE, NULL,
+ sizeof
+ (struct wl12xx_probe_resp_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON, NULL,
+ sizeof
+ (struct wl12xx_beacon_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) {
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV, NULL,
+ WL1271_CMD_TEMPL_MAX_SIZE, i,
+ WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int wl1271_init_rx_config(struct wl1271 *wl, u32 config, u32 filter)
+{
+ int ret;
+
+ ret = wl1271_acx_rx_msdu_life_time(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_rx_config(wl, config, filter);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+int wl1271_init_phy_config(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_acx_pd_threshold(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_slot(wl, DEFAULT_SLOT_TIME);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_group_address_tbl(wl, true, NULL, 0);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_service_period_timeout(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_rts_threshold(wl, wl->conf.rx.rts_threshold);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int wl1271_init_beacon_filter(struct wl1271 *wl)
+{
+ int ret;
+
+ /* disable beacon filtering at this stage */
+ ret = wl1271_acx_beacon_filter_opt(wl, false);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_beacon_filter_table(wl);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+int wl1271_init_pta(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_acx_sg_cfg(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_sg_enable(wl, wl->sg_enabled);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+int wl1271_init_energy_detection(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_acx_cca_threshold(wl);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int wl1271_init_beacon_broadcast(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_acx_bcn_dtim_options(wl);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+int wl1271_hw_init(struct wl1271 *wl)
+{
+ struct conf_tx_ac_category *conf_ac;
+ struct conf_tx_tid *conf_tid;
+ int ret, i;
+
+ ret = wl1271_cmd_general_parms(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_radio_parms(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_ext_radio_parms(wl);
+ if (ret < 0)
+ return ret;
+
+ /* Template settings */
+ ret = wl1271_init_templates_config(wl);
+ if (ret < 0)
+ return ret;
+
+ /* Default memory configuration */
+ ret = wl1271_acx_init_mem_config(wl);
+ if (ret < 0)
+ return ret;
+
+ /* RX config */
+ ret = wl1271_init_rx_config(wl,
+ RX_CFG_PROMISCUOUS | RX_CFG_TSF,
+ RX_FILTER_OPTION_DEF);
+ /* RX_CONFIG_OPTION_ANY_DST_ANY_BSS,
+ RX_FILTER_OPTION_FILTER_ALL); */
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* PHY layer config */
+ ret = wl1271_init_phy_config(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ ret = wl1271_acx_dco_itrim_params(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Initialize connection monitoring thresholds */
+ ret = wl1271_acx_conn_monit_params(wl, false);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Beacon filtering */
+ ret = wl1271_init_beacon_filter(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Configure TX patch complete interrupt behavior */
+ ret = wl1271_acx_tx_config_options(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* RX complete interrupt pacing */
+ ret = wl1271_acx_init_rx_interrupt(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Bluetooth WLAN coexistence */
+ ret = wl1271_init_pta(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Energy detection */
+ ret = wl1271_init_energy_detection(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Beacons and boradcast settings */
+ ret = wl1271_init_beacon_broadcast(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Default fragmentation threshold */
+ ret = wl1271_acx_frag_threshold(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Default TID/AC configuration */
+ BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count);
+ for (i = 0; i < wl->conf.tx.tid_conf_count; i++) {
+ conf_ac = &wl->conf.tx.ac_conf[i];
+ ret = wl1271_acx_ac_cfg(wl, conf_ac->ac, conf_ac->cw_min,
+ conf_ac->cw_max, conf_ac->aifsn,
+ conf_ac->tx_op_limit);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ conf_tid = &wl->conf.tx.tid_conf[i];
+ ret = wl1271_acx_tid_cfg(wl, conf_tid->queue_id,
+ conf_tid->channel_type,
+ conf_tid->tsid,
+ conf_tid->ps_scheme,
+ conf_tid->ack_policy,
+ conf_tid->apsd_conf[0],
+ conf_tid->apsd_conf[1]);
+ if (ret < 0)
+ goto out_free_memmap;
+ }
+
+ /* Configure TX rate classes */
+ ret = wl1271_acx_rate_policies(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Enable data path */
+ ret = wl1271_cmd_data_path(wl, 1);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Configure for ELP power saving */
+ ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Configure HW encryption */
+ ret = wl1271_init_hwenc_config(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* configure PM */
+ ret = wl1271_acx_pm_config(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* disable all keep-alive templates */
+ for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) {
+ ret = wl1271_acx_keep_alive_config(wl, i,
+ ACX_KEEP_ALIVE_TPL_INVALID);
+ if (ret < 0)
+ goto out_free_memmap;
+ }
+
+ /* disable the keep-alive feature */
+ ret = wl1271_acx_keep_alive_mode(wl, false);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Configure rssi/snr averaging weights */
+ ret = wl1271_acx_rssi_snr_avg_weights(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ return 0;
+
+ out_free_memmap:
+ kfree(wl->target_mem_map);
+ wl->target_mem_map = NULL;
+
+ return ret;
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __INIT_H__
+#define __INIT_H__
+
+#include "wl12xx.h"
+
+int wl1271_hw_init_power_auth(struct wl1271 *wl);
+int wl1271_init_templates_config(struct wl1271 *wl);
+int wl1271_init_phy_config(struct wl1271 *wl);
+int wl1271_init_pta(struct wl1271 *wl);
+int wl1271_init_energy_detection(struct wl1271 *wl);
+int wl1271_hw_init(struct wl1271 *wl);
+
+#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/crc7.h>
+#include <linux/spi/spi.h>
+
+#include "wl12xx.h"
+#include "wl12xx_80211.h"
+#include "io.h"
+
+#define OCP_CMD_LOOP 32
+
+#define OCP_CMD_WRITE 0x1
+#define OCP_CMD_READ 0x2
+
+#define OCP_READY_MASK BIT(18)
+#define OCP_STATUS_MASK (BIT(16) | BIT(17))
+
+#define OCP_STATUS_NO_RESP 0x00000
+#define OCP_STATUS_OK 0x10000
+#define OCP_STATUS_REQ_FAILED 0x20000
+#define OCP_STATUS_RESP_ERROR 0x30000
+
+void wl1271_disable_interrupts(struct wl1271 *wl)
+{
+ wl->if_ops->disable_irq(wl);
+}
+
+void wl1271_enable_interrupts(struct wl1271 *wl)
+{
+ wl->if_ops->enable_irq(wl);
+}
+
+/* Set the SPI partitions to access the chip addresses
+ *
+ * To simplify driver code, a fixed (virtual) memory map is defined for
+ * register and memory addresses. Because in the chipset, in different stages
+ * of operation, those addresses will move around, an address translation
+ * mechanism is required.
+ *
+ * There are four partitions (three memory and one register partition),
+ * which are mapped to two different areas of the hardware memory.
+ *
+ * Virtual address
+ * space
+ *
+ * | |
+ * ...+----+--> mem.start
+ * Physical address ... | |
+ * space ... | | [PART_0]
+ * ... | |
+ * 00000000 <--+----+... ...+----+--> mem.start + mem.size
+ * | | ... | |
+ * |MEM | ... | |
+ * | | ... | |
+ * mem.size <--+----+... | | {unused area)
+ * | | ... | |
+ * |REG | ... | |
+ * mem.size | | ... | |
+ * + <--+----+... ...+----+--> reg.start
+ * reg.size | | ... | |
+ * |MEM2| ... | | [PART_1]
+ * | | ... | |
+ * ...+----+--> reg.start + reg.size
+ * | |
+ *
+ */
+int wl1271_set_partition(struct wl1271 *wl,
+ struct wl1271_partition_set *p)
+{
+ /* copy partition info */
+ memcpy(&wl->part, p, sizeof(*p));
+
+ wl1271_debug(DEBUG_SPI, "mem_start %08X mem_size %08X",
+ p->mem.start, p->mem.size);
+ wl1271_debug(DEBUG_SPI, "reg_start %08X reg_size %08X",
+ p->reg.start, p->reg.size);
+ wl1271_debug(DEBUG_SPI, "mem2_start %08X mem2_size %08X",
+ p->mem2.start, p->mem2.size);
+ wl1271_debug(DEBUG_SPI, "mem3_start %08X mem3_size %08X",
+ p->mem3.start, p->mem3.size);
+
+ /* write partition info to the chipset */
+ wl1271_raw_write32(wl, HW_PART0_START_ADDR, p->mem.start);
+ wl1271_raw_write32(wl, HW_PART0_SIZE_ADDR, p->mem.size);
+ wl1271_raw_write32(wl, HW_PART1_START_ADDR, p->reg.start);
+ wl1271_raw_write32(wl, HW_PART1_SIZE_ADDR, p->reg.size);
+ wl1271_raw_write32(wl, HW_PART2_START_ADDR, p->mem2.start);
+ wl1271_raw_write32(wl, HW_PART2_SIZE_ADDR, p->mem2.size);
+ wl1271_raw_write32(wl, HW_PART3_START_ADDR, p->mem3.start);
+
+ return 0;
+}
+
+void wl1271_io_reset(struct wl1271 *wl)
+{
+ wl->if_ops->reset(wl);
+}
+
+void wl1271_io_init(struct wl1271 *wl)
+{
+ wl->if_ops->init(wl);
+}
+
+void wl1271_top_reg_write(struct wl1271 *wl, int addr, u16 val)
+{
+ /* write address >> 1 + 0x30000 to OCP_POR_CTR */
+ addr = (addr >> 1) + 0x30000;
+ wl1271_write32(wl, OCP_POR_CTR, addr);
+
+ /* write value to OCP_POR_WDATA */
+ wl1271_write32(wl, OCP_DATA_WRITE, val);
+
+ /* write 1 to OCP_CMD */
+ wl1271_write32(wl, OCP_CMD, OCP_CMD_WRITE);
+}
+
+u16 wl1271_top_reg_read(struct wl1271 *wl, int addr)
+{
+ u32 val;
+ int timeout = OCP_CMD_LOOP;
+
+ /* write address >> 1 + 0x30000 to OCP_POR_CTR */
+ addr = (addr >> 1) + 0x30000;
+ wl1271_write32(wl, OCP_POR_CTR, addr);
+
+ /* write 2 to OCP_CMD */
+ wl1271_write32(wl, OCP_CMD, OCP_CMD_READ);
+
+ /* poll for data ready */
+ do {
+ val = wl1271_read32(wl, OCP_DATA_READ);
+ } while (!(val & OCP_READY_MASK) && --timeout);
+
+ if (!timeout) {
+ wl1271_warning("Top register access timed out.");
+ return 0xffff;
+ }
+
+ /* check data status and return if OK */
+ if ((val & OCP_STATUS_MASK) == OCP_STATUS_OK)
+ return val & 0xffff;
+ else {
+ wl1271_warning("Top register access returned error.");
+ return 0xffff;
+ }
+}
+
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
+ * Copyright (C) 2008-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __IO_H__
+#define __IO_H__
+
+#include "reg.h"
+
+#define HW_ACCESS_MEMORY_MAX_RANGE 0x1FFC0
+
+#define HW_PARTITION_REGISTERS_ADDR 0x1FFC0
+#define HW_PART0_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR)
+#define HW_PART0_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 4)
+#define HW_PART1_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 8)
+#define HW_PART1_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 12)
+#define HW_PART2_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 16)
+#define HW_PART2_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 20)
+#define HW_PART3_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 24)
+
+#define HW_ACCESS_REGISTER_SIZE 4
+
+#define HW_ACCESS_PRAM_MAX_RANGE 0x3c000
+
+struct wl1271;
+
+void wl1271_disable_interrupts(struct wl1271 *wl);
+void wl1271_enable_interrupts(struct wl1271 *wl);
+
+void wl1271_io_reset(struct wl1271 *wl);
+void wl1271_io_init(struct wl1271 *wl);
+
+static inline struct device *wl1271_wl_to_dev(struct wl1271 *wl)
+{
+ return wl->if_ops->dev(wl);
+}
+
+
+/* Raw target IO, address is not translated */
+static inline void wl1271_raw_write(struct wl1271 *wl, int addr, void *buf,
+ size_t len, bool fixed)
+{
+ wl->if_ops->write(wl, addr, buf, len, fixed);
+}
+
+static inline void wl1271_raw_read(struct wl1271 *wl, int addr, void *buf,
+ size_t len, bool fixed)
+{
+ wl->if_ops->read(wl, addr, buf, len, fixed);
+}
+
+static inline u32 wl1271_raw_read32(struct wl1271 *wl, int addr)
+{
+ wl1271_raw_read(wl, addr, &wl->buffer_32,
+ sizeof(wl->buffer_32), false);
+
+ return le32_to_cpu(wl->buffer_32);
+}
+
+static inline void wl1271_raw_write32(struct wl1271 *wl, int addr, u32 val)
+{
+ wl->buffer_32 = cpu_to_le32(val);
+ wl1271_raw_write(wl, addr, &wl->buffer_32,
+ sizeof(wl->buffer_32), false);
+}
+
+/* Translated target IO */
+static inline int wl1271_translate_addr(struct wl1271 *wl, int addr)
+{
+ /*
+ * To translate, first check to which window of addresses the
+ * particular address belongs. Then subtract the starting address
+ * of that window from the address. Then, add offset of the
+ * translated region.
+ *
+ * The translated regions occur next to each other in physical device
+ * memory, so just add the sizes of the preceeding address regions to
+ * get the offset to the new region.
+ *
+ * Currently, only the two first regions are addressed, and the
+ * assumption is that all addresses will fall into either of those
+ * two.
+ */
+ if ((addr >= wl->part.reg.start) &&
+ (addr < wl->part.reg.start + wl->part.reg.size))
+ return addr - wl->part.reg.start + wl->part.mem.size;
+ else
+ return addr - wl->part.mem.start;
+}
+
+static inline void wl1271_read(struct wl1271 *wl, int addr, void *buf,
+ size_t len, bool fixed)
+{
+ int physical;
+
+ physical = wl1271_translate_addr(wl, addr);
+
+ wl1271_raw_read(wl, physical, buf, len, fixed);
+}
+
+static inline void wl1271_write(struct wl1271 *wl, int addr, void *buf,
+ size_t len, bool fixed)
+{
+ int physical;
+
+ physical = wl1271_translate_addr(wl, addr);
+
+ wl1271_raw_write(wl, physical, buf, len, fixed);
+}
+
+static inline u32 wl1271_read32(struct wl1271 *wl, int addr)
+{
+ return wl1271_raw_read32(wl, wl1271_translate_addr(wl, addr));
+}
+
+static inline void wl1271_write32(struct wl1271 *wl, int addr, u32 val)
+{
+ wl1271_raw_write32(wl, wl1271_translate_addr(wl, addr), val);
+}
+
+static inline void wl1271_power_off(struct wl1271 *wl)
+{
+ wl->if_ops->power(wl, false);
+ clear_bit(WL1271_FLAG_GPIO_POWER, &wl->flags);
+}
+
+static inline int wl1271_power_on(struct wl1271 *wl)
+{
+ int ret = wl->if_ops->power(wl, true);
+ if (ret == 0)
+ set_bit(WL1271_FLAG_GPIO_POWER, &wl->flags);
+
+ return ret;
+}
+
+
+/* Top Register IO */
+void wl1271_top_reg_write(struct wl1271 *wl, int addr, u16 val);
+u16 wl1271_top_reg_read(struct wl1271 *wl, int addr);
+
+int wl1271_set_partition(struct wl1271 *wl,
+ struct wl1271_partition_set *p);
+
+/* Functions from wl1271_main.c */
+
+int wl1271_register_hw(struct wl1271 *wl);
+void wl1271_unregister_hw(struct wl1271 *wl);
+int wl1271_init_ieee80211(struct wl1271 *wl);
+struct ieee80211_hw *wl1271_alloc_hw(void);
+int wl1271_free_hw(struct wl1271 *wl);
+
+#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/firmware.h>
+#include <linux/delay.h>
+#include <linux/spi/spi.h>
+#include <linux/crc32.h>
+#include <linux/etherdevice.h>
+#include <linux/vmalloc.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+#include "wl12xx.h"
+#include "wl12xx_80211.h"
+#include "reg.h"
+#include "io.h"
+#include "event.h"
+#include "tx.h"
+#include "rx.h"
+#include "ps.h"
+#include "init.h"
+#include "debugfs.h"
+#include "cmd.h"
+#include "boot.h"
+#include "testmode.h"
+#include "scan.h"
+
+#define WL1271_BOOT_RETRIES 3
+
+static struct conf_drv_settings default_conf = {
+ .sg = {
+ .params = {
+ [CONF_SG_BT_PER_THRESHOLD] = 7500,
+ [CONF_SG_HV3_MAX_OVERRIDE] = 0,
+ [CONF_SG_BT_NFS_SAMPLE_INTERVAL] = 400,
+ [CONF_SG_BT_LOAD_RATIO] = 50,
+ [CONF_SG_AUTO_PS_MODE] = 1,
+ [CONF_SG_AUTO_SCAN_PROBE_REQ] = 170,
+ [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50,
+ [CONF_SG_ANTENNA_CONFIGURATION] = 0,
+ [CONF_SG_BEACON_MISS_PERCENT] = 60,
+ [CONF_SG_RATE_ADAPT_THRESH] = 12,
+ [CONF_SG_RATE_ADAPT_SNR] = 0,
+ [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_BR] = 10,
+ [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_BR] = 30,
+ [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_BR] = 8,
+ [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_BR] = 20,
+ [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_BR] = 50,
+ /* Note: with UPSD, this should be 4 */
+ [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_BR] = 8,
+ [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_EDR] = 7,
+ [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_EDR] = 25,
+ [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_EDR] = 20,
+ /* Note: with UPDS, this should be 15 */
+ [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_EDR] = 8,
+ /* Note: with UPDS, this should be 50 */
+ [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_EDR] = 40,
+ /* Note: with UPDS, this should be 10 */
+ [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_EDR] = 20,
+ [CONF_SG_RXT] = 1200,
+ [CONF_SG_TXT] = 1000,
+ [CONF_SG_ADAPTIVE_RXT_TXT] = 1,
+ [CONF_SG_PS_POLL_TIMEOUT] = 10,
+ [CONF_SG_UPSD_TIMEOUT] = 10,
+ [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MIN_EDR] = 7,
+ [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MAX_EDR] = 15,
+ [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_MASTER_EDR] = 15,
+ [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MIN_EDR] = 8,
+ [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MAX_EDR] = 20,
+ [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_SLAVE_EDR] = 15,
+ [CONF_SG_WLAN_ACTIVE_BT_ACL_MIN_BR] = 20,
+ [CONF_SG_WLAN_ACTIVE_BT_ACL_MAX_BR] = 50,
+ [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_BR] = 10,
+ [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3] = 200,
+ [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP] = 800,
+ [CONF_SG_PASSIVE_SCAN_A2DP_BT_TIME] = 75,
+ [CONF_SG_PASSIVE_SCAN_A2DP_WLAN_TIME] = 15,
+ [CONF_SG_HV3_MAX_SERVED] = 6,
+ [CONF_SG_DHCP_TIME] = 5000,
+ [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP] = 100,
+ },
+ .state = CONF_SG_PROTECTIVE,
+ },
+ .rx = {
+ .rx_msdu_life_time = 512000,
+ .packet_detection_threshold = 0,
+ .ps_poll_timeout = 15,
+ .upsd_timeout = 15,
+ .rts_threshold = 2347,
+ .rx_cca_threshold = 0,
+ .irq_blk_threshold = 0xFFFF,
+ .irq_pkt_threshold = 0,
+ .irq_timeout = 600,
+ .queue_type = CONF_RX_QUEUE_TYPE_LOW_PRIORITY,
+ },
+ .tx = {
+ .tx_energy_detection = 0,
+ .rc_conf = {
+ .enabled_rates = 0,
+ .short_retry_limit = 10,
+ .long_retry_limit = 10,
+ .aflags = 0
+ },
+ .ac_conf_count = 4,
+ .ac_conf = {
+ [CONF_TX_AC_BE] = {
+ .ac = CONF_TX_AC_BE,
+ .cw_min = 15,
+ .cw_max = 63,
+ .aifsn = 3,
+ .tx_op_limit = 0,
+ },
+ [CONF_TX_AC_BK] = {
+ .ac = CONF_TX_AC_BK,
+ .cw_min = 15,
+ .cw_max = 63,
+ .aifsn = 7,
+ .tx_op_limit = 0,
+ },
+ [CONF_TX_AC_VI] = {
+ .ac = CONF_TX_AC_VI,
+ .cw_min = 15,
+ .cw_max = 63,
+ .aifsn = CONF_TX_AIFS_PIFS,
+ .tx_op_limit = 3008,
+ },
+ [CONF_TX_AC_VO] = {
+ .ac = CONF_TX_AC_VO,
+ .cw_min = 15,
+ .cw_max = 63,
+ .aifsn = CONF_TX_AIFS_PIFS,
+ .tx_op_limit = 1504,
+ },
+ },
+ .tid_conf_count = 4,
+ .tid_conf = {
+ [CONF_TX_AC_BE] = {
+ .queue_id = CONF_TX_AC_BE,
+ .channel_type = CONF_CHANNEL_TYPE_EDCF,
+ .tsid = CONF_TX_AC_BE,
+ .ps_scheme = CONF_PS_SCHEME_LEGACY,
+ .ack_policy = CONF_ACK_POLICY_LEGACY,
+ .apsd_conf = {0, 0},
+ },
+ [CONF_TX_AC_BK] = {
+ .queue_id = CONF_TX_AC_BK,
+ .channel_type = CONF_CHANNEL_TYPE_EDCF,
+ .tsid = CONF_TX_AC_BK,
+ .ps_scheme = CONF_PS_SCHEME_LEGACY,
+ .ack_policy = CONF_ACK_POLICY_LEGACY,
+ .apsd_conf = {0, 0},
+ },
+ [CONF_TX_AC_VI] = {
+ .queue_id = CONF_TX_AC_VI,
+ .channel_type = CONF_CHANNEL_TYPE_EDCF,
+ .tsid = CONF_TX_AC_VI,
+ .ps_scheme = CONF_PS_SCHEME_LEGACY,
+ .ack_policy = CONF_ACK_POLICY_LEGACY,
+ .apsd_conf = {0, 0},
+ },
+ [CONF_TX_AC_VO] = {
+ .queue_id = CONF_TX_AC_VO,
+ .channel_type = CONF_CHANNEL_TYPE_EDCF,
+ .tsid = CONF_TX_AC_VO,
+ .ps_scheme = CONF_PS_SCHEME_LEGACY,
+ .ack_policy = CONF_ACK_POLICY_LEGACY,
+ .apsd_conf = {0, 0},
+ },
+ },
+ .frag_threshold = IEEE80211_MAX_FRAG_THRESHOLD,
+ .tx_compl_timeout = 700,
+ .tx_compl_threshold = 4,
+ .basic_rate = CONF_HW_BIT_RATE_1MBPS,
+ .basic_rate_5 = CONF_HW_BIT_RATE_6MBPS,
+ },
+ .conn = {
+ .wake_up_event = CONF_WAKE_UP_EVENT_DTIM,
+ .listen_interval = 1,
+ .bcn_filt_mode = CONF_BCN_FILT_MODE_ENABLED,
+ .bcn_filt_ie_count = 1,
+ .bcn_filt_ie = {
+ [0] = {
+ .ie = WLAN_EID_CHANNEL_SWITCH,
+ .rule = CONF_BCN_RULE_PASS_ON_APPEARANCE,
+ }
+ },
+ .synch_fail_thold = 10,
+ .bss_lose_timeout = 100,
+ .beacon_rx_timeout = 10000,
+ .broadcast_timeout = 20000,
+ .rx_broadcast_in_ps = 1,
+ .ps_poll_threshold = 10,
+ .ps_poll_recovery_period = 700,
+ .bet_enable = CONF_BET_MODE_ENABLE,
+ .bet_max_consecutive = 10,
+ .psm_entry_retries = 5,
+ .psm_entry_nullfunc_retries = 3,
+ .psm_entry_hangover_period = 1,
+ .keep_alive_interval = 55000,
+ .max_listen_interval = 20,
+ },
+ .itrim = {
+ .enable = false,
+ .timeout = 50000,
+ },
+ .pm_config = {
+ .host_clk_settling_time = 5000,
+ .host_fast_wakeup_support = false
+ },
+ .roam_trigger = {
+ .trigger_pacing = 1,
+ .avg_weight_rssi_beacon = 20,
+ .avg_weight_rssi_data = 10,
+ .avg_weight_snr_beacon = 20,
+ .avg_weight_snr_data = 10
+ },
+ .scan = {
+ .min_dwell_time_active = 7500,
+ .max_dwell_time_active = 30000,
+ .min_dwell_time_passive = 30000,
+ .max_dwell_time_passive = 60000,
+ .num_probe_reqs = 2,
+ },
+ .rf = {
+ .tx_per_channel_power_compensation_2 = {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ },
+ .tx_per_channel_power_compensation_5 = {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ },
+ },
+};
+
+static void __wl1271_op_remove_interface(struct wl1271 *wl);
+
+
+static void wl1271_device_release(struct device *dev)
+{
+
+}
+
+static struct platform_device wl1271_device = {
+ .name = "wl1271",
+ .id = -1,
+
+ /* device model insists to have a release function */
+ .dev = {
+ .release = wl1271_device_release,
+ },
+};
+
+static LIST_HEAD(wl_list);
+
+static int wl1271_dev_notify(struct notifier_block *me, unsigned long what,
+ void *arg)
+{
+ struct net_device *dev = arg;
+ struct wireless_dev *wdev;
+ struct wiphy *wiphy;
+ struct ieee80211_hw *hw;
+ struct wl1271 *wl;
+ struct wl1271 *wl_temp;
+ int ret = 0;
+
+ /* Check that this notification is for us. */
+ if (what != NETDEV_CHANGE)
+ return NOTIFY_DONE;
+
+ wdev = dev->ieee80211_ptr;
+ if (wdev == NULL)
+ return NOTIFY_DONE;
+
+ wiphy = wdev->wiphy;
+ if (wiphy == NULL)
+ return NOTIFY_DONE;
+
+ hw = wiphy_priv(wiphy);
+ if (hw == NULL)
+ return NOTIFY_DONE;
+
+ wl_temp = hw->priv;
+ list_for_each_entry(wl, &wl_list, list) {
+ if (wl == wl_temp)
+ break;
+ }
+ if (wl != wl_temp)
+ return NOTIFY_DONE;
+
+ mutex_lock(&wl->mutex);
+
+ if (wl->state == WL1271_STATE_OFF)
+ goto out;
+
+ if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
+ goto out;
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ if ((dev->operstate == IF_OPER_UP) &&
+ !test_and_set_bit(WL1271_FLAG_STA_STATE_SENT, &wl->flags)) {
+ wl1271_cmd_set_sta_state(wl);
+ wl1271_info("Association completed.");
+ }
+
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return NOTIFY_OK;
+}
+
+static void wl1271_conf_init(struct wl1271 *wl)
+{
+
+ /*
+ * This function applies the default configuration to the driver. This
+ * function is invoked upon driver load (spi probe.)
+ *
+ * The configuration is stored in a run-time structure in order to
+ * facilitate for run-time adjustment of any of the parameters. Making
+ * changes to the configuration structure will apply the new values on
+ * the next interface up (wl1271_op_start.)
+ */
+
+ /* apply driver default configuration */
+ memcpy(&wl->conf, &default_conf, sizeof(default_conf));
+}
+
+
+static int wl1271_plt_init(struct wl1271 *wl)
+{
+ struct conf_tx_ac_category *conf_ac;
+ struct conf_tx_tid *conf_tid;
+ int ret, i;
+
+ ret = wl1271_cmd_general_parms(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_radio_parms(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_ext_radio_parms(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_init_templates_config(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_init_mem_config(wl);
+ if (ret < 0)
+ return ret;
+
+ /* PHY layer config */
+ ret = wl1271_init_phy_config(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ ret = wl1271_acx_dco_itrim_params(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Initialize connection monitoring thresholds */
+ ret = wl1271_acx_conn_monit_params(wl, false);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Bluetooth WLAN coexistence */
+ ret = wl1271_init_pta(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Energy detection */
+ ret = wl1271_init_energy_detection(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Default fragmentation threshold */
+ ret = wl1271_acx_frag_threshold(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Default TID/AC configuration */
+ BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count);
+ for (i = 0; i < wl->conf.tx.tid_conf_count; i++) {
+ conf_ac = &wl->conf.tx.ac_conf[i];
+ ret = wl1271_acx_ac_cfg(wl, conf_ac->ac, conf_ac->cw_min,
+ conf_ac->cw_max, conf_ac->aifsn,
+ conf_ac->tx_op_limit);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ conf_tid = &wl->conf.tx.tid_conf[i];
+ ret = wl1271_acx_tid_cfg(wl, conf_tid->queue_id,
+ conf_tid->channel_type,
+ conf_tid->tsid,
+ conf_tid->ps_scheme,
+ conf_tid->ack_policy,
+ conf_tid->apsd_conf[0],
+ conf_tid->apsd_conf[1]);
+ if (ret < 0)
+ goto out_free_memmap;
+ }
+
+ /* Enable data path */
+ ret = wl1271_cmd_data_path(wl, 1);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* Configure for CAM power saving (ie. always active) */
+ ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_CAM);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ /* configure PM */
+ ret = wl1271_acx_pm_config(wl);
+ if (ret < 0)
+ goto out_free_memmap;
+
+ return 0;
+
+ out_free_memmap:
+ kfree(wl->target_mem_map);
+ wl->target_mem_map = NULL;
+
+ return ret;
+}
+
+static void wl1271_fw_status(struct wl1271 *wl,
+ struct wl1271_fw_status *status)
+{
+ struct timespec ts;
+ u32 total = 0;
+ int i;
+
+ wl1271_raw_read(wl, FW_STATUS_ADDR, status, sizeof(*status), false);
+
+ wl1271_debug(DEBUG_IRQ, "intr: 0x%x (fw_rx_counter = %d, "
+ "drv_rx_counter = %d, tx_results_counter = %d)",
+ status->intr,
+ status->fw_rx_counter,
+ status->drv_rx_counter,
+ status->tx_results_counter);
+
+ /* update number of available TX blocks */
+ for (i = 0; i < NUM_TX_QUEUES; i++) {
+ u32 cnt = le32_to_cpu(status->tx_released_blks[i]) -
+ wl->tx_blocks_freed[i];
+
+ wl->tx_blocks_freed[i] =
+ le32_to_cpu(status->tx_released_blks[i]);
+ wl->tx_blocks_available += cnt;
+ total += cnt;
+ }
+
+ /* if more blocks are available now, tx work can be scheduled */
+ if (total)
+ clear_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags);
+
+ /* update the host-chipset time offset */
+ getnstimeofday(&ts);
+ wl->time_offset = (timespec_to_ns(&ts) >> 10) -
+ (s64)le32_to_cpu(status->fw_localtime);
+}
+
+#define WL1271_IRQ_MAX_LOOPS 10
+
+static void wl1271_irq_work(struct work_struct *work)
+{
+ int ret;
+ u32 intr;
+ int loopcount = WL1271_IRQ_MAX_LOOPS;
+ unsigned long flags;
+ struct wl1271 *wl =
+ container_of(work, struct wl1271, irq_work);
+
+ mutex_lock(&wl->mutex);
+
+ wl1271_debug(DEBUG_IRQ, "IRQ work");
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ goto out;
+
+ ret = wl1271_ps_elp_wakeup(wl, true);
+ if (ret < 0)
+ goto out;
+
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ while (test_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags) && loopcount) {
+ clear_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags);
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+ loopcount--;
+
+ wl1271_fw_status(wl, wl->fw_status);
+ intr = le32_to_cpu(wl->fw_status->intr);
+ if (!intr) {
+ wl1271_debug(DEBUG_IRQ, "Zero interrupt received.");
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ continue;
+ }
+
+ intr &= WL1271_INTR_MASK;
+
+ if (unlikely(intr & WL1271_ACX_INTR_WATCHDOG)) {
+ wl1271_error("watchdog interrupt received! "
+ "starting recovery.");
+ ieee80211_queue_work(wl->hw, &wl->recovery_work);
+
+ /* restarting the chip. ignore any other interrupt. */
+ goto out;
+ }
+
+ if (intr & WL1271_ACX_INTR_DATA) {
+ wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_DATA");
+
+ /* check for tx results */
+ if (wl->fw_status->tx_results_counter !=
+ (wl->tx_results_count & 0xff))
+ wl1271_tx_complete(wl);
+
+ /* Check if any tx blocks were freed */
+ if (!test_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags) &&
+ !skb_queue_empty(&wl->tx_queue)) {
+ /*
+ * In order to avoid starvation of the TX path,
+ * call the work function directly.
+ */
+ wl1271_tx_work_locked(wl);
+ }
+
+ wl1271_rx(wl, wl->fw_status);
+ }
+
+ if (intr & WL1271_ACX_INTR_EVENT_A) {
+ wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_EVENT_A");
+ wl1271_event_handle(wl, 0);
+ }
+
+ if (intr & WL1271_ACX_INTR_EVENT_B) {
+ wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_EVENT_B");
+ wl1271_event_handle(wl, 1);
+ }
+
+ if (intr & WL1271_ACX_INTR_INIT_COMPLETE)
+ wl1271_debug(DEBUG_IRQ,
+ "WL1271_ACX_INTR_INIT_COMPLETE");
+
+ if (intr & WL1271_ACX_INTR_HW_AVAILABLE)
+ wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_HW_AVAILABLE");
+
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ }
+
+ if (test_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags))
+ ieee80211_queue_work(wl->hw, &wl->irq_work);
+ else
+ clear_bit(WL1271_FLAG_IRQ_RUNNING, &wl->flags);
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+}
+
+static int wl1271_fetch_firmware(struct wl1271 *wl)
+{
+ const struct firmware *fw;
+ int ret;
+
+ ret = request_firmware(&fw, WL1271_FW_NAME, wl1271_wl_to_dev(wl));
+
+ if (ret < 0) {
+ wl1271_error("could not get firmware: %d", ret);
+ return ret;
+ }
+
+ if (fw->size % 4) {
+ wl1271_error("firmware size is not multiple of 32 bits: %zu",
+ fw->size);
+ ret = -EILSEQ;
+ goto out;
+ }
+
+ wl->fw_len = fw->size;
+ wl->fw = vmalloc(wl->fw_len);
+
+ if (!wl->fw) {
+ wl1271_error("could not allocate memory for the firmware");
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(wl->fw, fw->data, wl->fw_len);
+
+ ret = 0;
+
+out:
+ release_firmware(fw);
+
+ return ret;
+}
+
+static int wl1271_fetch_nvs(struct wl1271 *wl)
+{
+ const struct firmware *fw;
+ int ret;
+
+ ret = request_firmware(&fw, WL1271_NVS_NAME, wl1271_wl_to_dev(wl));
+
+ if (ret < 0) {
+ wl1271_error("could not get nvs file: %d", ret);
+ return ret;
+ }
+
+ wl->nvs = kmemdup(fw->data, sizeof(struct wl1271_nvs_file), GFP_KERNEL);
+
+ if (!wl->nvs) {
+ wl1271_error("could not allocate memory for the nvs file");
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ wl->nvs_len = fw->size;
+
+out:
+ release_firmware(fw);
+
+ return ret;
+}
+
+static void wl1271_recovery_work(struct work_struct *work)
+{
+ struct wl1271 *wl =
+ container_of(work, struct wl1271, recovery_work);
+
+ mutex_lock(&wl->mutex);
+
+ if (wl->state != WL1271_STATE_ON)
+ goto out;
+
+ wl1271_info("Hardware recovery in progress.");
+
+ if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
+ ieee80211_connection_loss(wl->vif);
+
+ /* reboot the chipset */
+ __wl1271_op_remove_interface(wl);
+ ieee80211_restart_hw(wl->hw);
+
+out:
+ mutex_unlock(&wl->mutex);
+}
+
+static void wl1271_fw_wakeup(struct wl1271 *wl)
+{
+ u32 elp_reg;
+
+ elp_reg = ELPCTRL_WAKE_UP;
+ wl1271_raw_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, elp_reg);
+}
+
+static int wl1271_setup(struct wl1271 *wl)
+{
+ wl->fw_status = kmalloc(sizeof(*wl->fw_status), GFP_KERNEL);
+ if (!wl->fw_status)
+ return -ENOMEM;
+
+ wl->tx_res_if = kmalloc(sizeof(*wl->tx_res_if), GFP_KERNEL);
+ if (!wl->tx_res_if) {
+ kfree(wl->fw_status);
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+static int wl1271_chip_wakeup(struct wl1271 *wl)
+{
+ struct wl1271_partition_set partition;
+ int ret = 0;
+
+ msleep(WL1271_PRE_POWER_ON_SLEEP);
+ ret = wl1271_power_on(wl);
+ if (ret < 0)
+ goto out;
+ msleep(WL1271_POWER_ON_SLEEP);
+ wl1271_io_reset(wl);
+ wl1271_io_init(wl);
+
+ /* We don't need a real memory partition here, because we only want
+ * to use the registers at this point. */
+ memset(&partition, 0, sizeof(partition));
+ partition.reg.start = REGISTERS_BASE;
+ partition.reg.size = REGISTERS_DOWN_SIZE;
+ wl1271_set_partition(wl, &partition);
+
+ /* ELP module wake up */
+ wl1271_fw_wakeup(wl);
+
+ /* whal_FwCtrl_BootSm() */
+
+ /* 0. read chip id from CHIP_ID */
+ wl->chip.id = wl1271_read32(wl, CHIP_ID_B);
+
+ /* 1. check if chip id is valid */
+
+ switch (wl->chip.id) {
+ case CHIP_ID_1271_PG10:
+ wl1271_warning("chip id 0x%x (1271 PG10) support is obsolete",
+ wl->chip.id);
+
+ ret = wl1271_setup(wl);
+ if (ret < 0)
+ goto out;
+ break;
+ case CHIP_ID_1271_PG20:
+ wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1271 PG20)",
+ wl->chip.id);
+
+ ret = wl1271_setup(wl);
+ if (ret < 0)
+ goto out;
+ break;
+ default:
+ wl1271_warning("unsupported chip id: 0x%x", wl->chip.id);
+ ret = -ENODEV;
+ goto out;
+ }
+
+ if (wl->fw == NULL) {
+ ret = wl1271_fetch_firmware(wl);
+ if (ret < 0)
+ goto out;
+ }
+
+ /* No NVS from netlink, try to get it from the filesystem */
+ if (wl->nvs == NULL) {
+ ret = wl1271_fetch_nvs(wl);
+ if (ret < 0)
+ goto out;
+ }
+
+out:
+ return ret;
+}
+
+int wl1271_plt_start(struct wl1271 *wl)
+{
+ int retries = WL1271_BOOT_RETRIES;
+ int ret;
+
+ mutex_lock(&wl->mutex);
+
+ wl1271_notice("power up");
+
+ if (wl->state != WL1271_STATE_OFF) {
+ wl1271_error("cannot go into PLT state because not "
+ "in off state: %d", wl->state);
+ ret = -EBUSY;
+ goto out;
+ }
+
+ while (retries) {
+ retries--;
+ ret = wl1271_chip_wakeup(wl);
+ if (ret < 0)
+ goto power_off;
+
+ ret = wl1271_boot(wl);
+ if (ret < 0)
+ goto power_off;
+
+ ret = wl1271_plt_init(wl);
+ if (ret < 0)
+ goto irq_disable;
+
+ wl->state = WL1271_STATE_PLT;
+ wl1271_notice("firmware booted in PLT mode (%s)",
+ wl->chip.fw_ver);
+ goto out;
+
+irq_disable:
+ wl1271_disable_interrupts(wl);
+ mutex_unlock(&wl->mutex);
+ /* Unlocking the mutex in the middle of handling is
+ inherently unsafe. In this case we deem it safe to do,
+ because we need to let any possibly pending IRQ out of
+ the system (and while we are WL1271_STATE_OFF the IRQ
+ work function will not do anything.) Also, any other
+ possible concurrent operations will fail due to the
+ current state, hence the wl1271 struct should be safe. */
+ cancel_work_sync(&wl->irq_work);
+ mutex_lock(&wl->mutex);
+power_off:
+ wl1271_power_off(wl);
+ }
+
+ wl1271_error("firmware boot in PLT mode failed despite %d retries",
+ WL1271_BOOT_RETRIES);
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
+int wl1271_plt_stop(struct wl1271 *wl)
+{
+ int ret = 0;
+
+ mutex_lock(&wl->mutex);
+
+ wl1271_notice("power down");
+
+ if (wl->state != WL1271_STATE_PLT) {
+ wl1271_error("cannot power down because not in PLT "
+ "state: %d", wl->state);
+ ret = -EBUSY;
+ goto out;
+ }
+
+ wl1271_disable_interrupts(wl);
+ wl1271_power_off(wl);
+
+ wl->state = WL1271_STATE_OFF;
+ wl->rx_counter = 0;
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ cancel_work_sync(&wl->irq_work);
+ cancel_work_sync(&wl->recovery_work);
+
+ return ret;
+}
+
+static int wl1271_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+{
+ struct wl1271 *wl = hw->priv;
+ struct ieee80211_conf *conf = &hw->conf;
+ struct ieee80211_tx_info *txinfo = IEEE80211_SKB_CB(skb);
+ struct ieee80211_sta *sta = txinfo->control.sta;
+ unsigned long flags;
+
+ /*
+ * peek into the rates configured in the STA entry.
+ * The rates set after connection stage, The first block only BG sets:
+ * the compare is for bit 0-16 of sta_rate_set. The second block add
+ * HT rates in case of HT supported.
+ */
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ if (sta &&
+ (sta->supp_rates[conf->channel->band] !=
+ (wl->sta_rate_set & HW_BG_RATES_MASK))) {
+ wl->sta_rate_set = sta->supp_rates[conf->channel->band];
+ set_bit(WL1271_FLAG_STA_RATES_CHANGED, &wl->flags);
+ }
+
+#ifdef CONFIG_WL12XX_HT
+ if (sta &&
+ sta->ht_cap.ht_supported &&
+ ((wl->sta_rate_set >> HW_HT_RATES_OFFSET) !=
+ sta->ht_cap.mcs.rx_mask[0])) {
+ /* Clean MCS bits before setting them */
+ wl->sta_rate_set &= HW_BG_RATES_MASK;
+ wl->sta_rate_set |=
+ (sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET);
+ set_bit(WL1271_FLAG_STA_RATES_CHANGED, &wl->flags);
+ }
+#endif
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+
+ /* queue the packet */
+ skb_queue_tail(&wl->tx_queue, skb);
+
+ /*
+ * The chip specific setup must run before the first TX packet -
+ * before that, the tx_work will not be initialized!
+ */
+
+ if (!test_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags))
+ ieee80211_queue_work(wl->hw, &wl->tx_work);
+
+ /*
+ * The workqueue is slow to process the tx_queue and we need stop
+ * the queue here, otherwise the queue will get too long.
+ */
+ if (skb_queue_len(&wl->tx_queue) >= WL1271_TX_QUEUE_HIGH_WATERMARK) {
+ wl1271_debug(DEBUG_TX, "op_tx: stopping queues");
+
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ ieee80211_stop_queues(wl->hw);
+ set_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags);
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+ }
+
+ return NETDEV_TX_OK;
+}
+
+static struct notifier_block wl1271_dev_notifier = {
+ .notifier_call = wl1271_dev_notify,
+};
+
+static int wl1271_op_start(struct ieee80211_hw *hw)
+{
+ wl1271_debug(DEBUG_MAC80211, "mac80211 start");
+
+ /*
+ * We have to delay the booting of the hardware because
+ * we need to know the local MAC address before downloading and
+ * initializing the firmware. The MAC address cannot be changed
+ * after boot, and without the proper MAC address, the firmware
+ * will not function properly.
+ *
+ * The MAC address is first known when the corresponding interface
+ * is added. That is where we will initialize the hardware.
+ */
+
+ return 0;
+}
+
+static void wl1271_op_stop(struct ieee80211_hw *hw)
+{
+ wl1271_debug(DEBUG_MAC80211, "mac80211 stop");
+}
+
+static int wl1271_op_add_interface(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct wl1271 *wl = hw->priv;
+ struct wiphy *wiphy = hw->wiphy;
+ int retries = WL1271_BOOT_RETRIES;
+ int ret = 0;
+ bool booted = false;
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 add interface type %d mac %pM",
+ vif->type, vif->addr);
+
+ mutex_lock(&wl->mutex);
+ if (wl->vif) {
+ wl1271_debug(DEBUG_MAC80211,
+ "multiple vifs are not supported yet");
+ ret = -EBUSY;
+ goto out;
+ }
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_STATION:
+ wl->bss_type = BSS_TYPE_STA_BSS;
+ wl->set_bss_type = BSS_TYPE_STA_BSS;
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ wl->bss_type = BSS_TYPE_IBSS;
+ wl->set_bss_type = BSS_TYPE_STA_BSS;
+ break;
+ default:
+ ret = -EOPNOTSUPP;
+ goto out;
+ }
+
+ memcpy(wl->mac_addr, vif->addr, ETH_ALEN);
+
+ if (wl->state != WL1271_STATE_OFF) {
+ wl1271_error("cannot start because not in off state: %d",
+ wl->state);
+ ret = -EBUSY;
+ goto out;
+ }
+
+ while (retries) {
+ retries--;
+ ret = wl1271_chip_wakeup(wl);
+ if (ret < 0)
+ goto power_off;
+
+ ret = wl1271_boot(wl);
+ if (ret < 0)
+ goto power_off;
+
+ ret = wl1271_hw_init(wl);
+ if (ret < 0)
+ goto irq_disable;
+
+ booted = true;
+ break;
+
+irq_disable:
+ wl1271_disable_interrupts(wl);
+ mutex_unlock(&wl->mutex);
+ /* Unlocking the mutex in the middle of handling is
+ inherently unsafe. In this case we deem it safe to do,
+ because we need to let any possibly pending IRQ out of
+ the system (and while we are WL1271_STATE_OFF the IRQ
+ work function will not do anything.) Also, any other
+ possible concurrent operations will fail due to the
+ current state, hence the wl1271 struct should be safe. */
+ cancel_work_sync(&wl->irq_work);
+ mutex_lock(&wl->mutex);
+power_off:
+ wl1271_power_off(wl);
+ }
+
+ if (!booted) {
+ wl1271_error("firmware boot failed despite %d retries",
+ WL1271_BOOT_RETRIES);
+ goto out;
+ }
+
+ wl->vif = vif;
+ wl->state = WL1271_STATE_ON;
+ wl1271_info("firmware booted (%s)", wl->chip.fw_ver);
+
+ /* update hw/fw version info in wiphy struct */
+ wiphy->hw_version = wl->chip.id;
+ strncpy(wiphy->fw_version, wl->chip.fw_ver,
+ sizeof(wiphy->fw_version));
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ if (!ret)
+ list_add(&wl->list, &wl_list);
+
+ return ret;
+}
+
+static void __wl1271_op_remove_interface(struct wl1271 *wl)
+{
+ int i;
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 remove interface");
+
+ wl1271_info("down");
+
+ list_del(&wl->list);
+
+ WARN_ON(wl->state != WL1271_STATE_ON);
+
+ /* enable dyn ps just in case (if left on due to fw crash etc) */
+ if (wl->bss_type == BSS_TYPE_STA_BSS)
+ ieee80211_enable_dyn_ps(wl->vif);
+
+ if (wl->scan.state != WL1271_SCAN_STATE_IDLE) {
+ wl->scan.state = WL1271_SCAN_STATE_IDLE;
+ kfree(wl->scan.scanned_ch);
+ wl->scan.scanned_ch = NULL;
+ wl->scan.req = NULL;
+ ieee80211_scan_completed(wl->hw, true);
+ }
+
+ wl->state = WL1271_STATE_OFF;
+
+ wl1271_disable_interrupts(wl);
+
+ mutex_unlock(&wl->mutex);
+
+ cancel_delayed_work_sync(&wl->scan_complete_work);
+ cancel_work_sync(&wl->irq_work);
+ cancel_work_sync(&wl->tx_work);
+ cancel_delayed_work_sync(&wl->pspoll_work);
+ cancel_delayed_work_sync(&wl->elp_work);
+
+ mutex_lock(&wl->mutex);
+
+ /* let's notify MAC80211 about the remaining pending TX frames */
+ wl1271_tx_reset(wl);
+ wl1271_power_off(wl);
+
+ memset(wl->bssid, 0, ETH_ALEN);
+ memset(wl->ssid, 0, IW_ESSID_MAX_SIZE + 1);
+ wl->ssid_len = 0;
+ wl->bss_type = MAX_BSS_TYPE;
+ wl->set_bss_type = MAX_BSS_TYPE;
+ wl->band = IEEE80211_BAND_2GHZ;
+
+ wl->rx_counter = 0;
+ wl->psm_entry_retry = 0;
+ wl->power_level = WL1271_DEFAULT_POWER_LEVEL;
+ wl->tx_blocks_available = 0;
+ wl->tx_results_count = 0;
+ wl->tx_packets_count = 0;
+ wl->tx_security_last_seq = 0;
+ wl->tx_security_seq = 0;
+ wl->time_offset = 0;
+ wl->session_counter = 0;
+ wl->rate_set = CONF_TX_RATE_MASK_BASIC;
+ wl->sta_rate_set = 0;
+ wl->flags = 0;
+ wl->vif = NULL;
+ wl->filters = 0;
+
+ for (i = 0; i < NUM_TX_QUEUES; i++)
+ wl->tx_blocks_freed[i] = 0;
+
+ wl1271_debugfs_reset(wl);
+
+ kfree(wl->fw_status);
+ wl->fw_status = NULL;
+ kfree(wl->tx_res_if);
+ wl->tx_res_if = NULL;
+ kfree(wl->target_mem_map);
+ wl->target_mem_map = NULL;
+}
+
+static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct wl1271 *wl = hw->priv;
+
+ mutex_lock(&wl->mutex);
+ WARN_ON(wl->vif != vif);
+ __wl1271_op_remove_interface(wl);
+ mutex_unlock(&wl->mutex);
+
+ cancel_work_sync(&wl->recovery_work);
+}
+
+static void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters)
+{
+ wl->rx_config = WL1271_DEFAULT_RX_CONFIG;
+ wl->rx_filter = WL1271_DEFAULT_RX_FILTER;
+
+ /* combine requested filters with current filter config */
+ filters = wl->filters | filters;
+
+ wl1271_debug(DEBUG_FILTERS, "RX filters set: ");
+
+ if (filters & FIF_PROMISC_IN_BSS) {
+ wl1271_debug(DEBUG_FILTERS, " - FIF_PROMISC_IN_BSS");
+ wl->rx_config &= ~CFG_UNI_FILTER_EN;
+ wl->rx_config |= CFG_BSSID_FILTER_EN;
+ }
+ if (filters & FIF_BCN_PRBRESP_PROMISC) {
+ wl1271_debug(DEBUG_FILTERS, " - FIF_BCN_PRBRESP_PROMISC");
+ wl->rx_config &= ~CFG_BSSID_FILTER_EN;
+ wl->rx_config &= ~CFG_SSID_FILTER_EN;
+ }
+ if (filters & FIF_OTHER_BSS) {
+ wl1271_debug(DEBUG_FILTERS, " - FIF_OTHER_BSS");
+ wl->rx_config &= ~CFG_BSSID_FILTER_EN;
+ }
+ if (filters & FIF_CONTROL) {
+ wl1271_debug(DEBUG_FILTERS, " - FIF_CONTROL");
+ wl->rx_filter |= CFG_RX_CTL_EN;
+ }
+ if (filters & FIF_FCSFAIL) {
+ wl1271_debug(DEBUG_FILTERS, " - FIF_FCSFAIL");
+ wl->rx_filter |= CFG_RX_FCS_ERROR;
+ }
+}
+
+static int wl1271_dummy_join(struct wl1271 *wl)
+{
+ int ret = 0;
+ /* we need to use a dummy BSSID for now */
+ static const u8 dummy_bssid[ETH_ALEN] = { 0x0b, 0xad, 0xde,
+ 0xad, 0xbe, 0xef };
+
+ memcpy(wl->bssid, dummy_bssid, ETH_ALEN);
+
+ /* pass through frames from all BSS */
+ wl1271_configure_filters(wl, FIF_OTHER_BSS);
+
+ ret = wl1271_cmd_join(wl, wl->set_bss_type);
+ if (ret < 0)
+ goto out;
+
+ set_bit(WL1271_FLAG_JOINED, &wl->flags);
+
+out:
+ return ret;
+}
+
+static int wl1271_join(struct wl1271 *wl, bool set_assoc)
+{
+ int ret;
+
+ /*
+ * One of the side effects of the JOIN command is that is clears
+ * WPA/WPA2 keys from the chipset. Performing a JOIN while associated
+ * to a WPA/WPA2 access point will therefore kill the data-path.
+ * Currently there is no supported scenario for JOIN during
+ * association - if it becomes a supported scenario, the WPA/WPA2 keys
+ * must be handled somehow.
+ *
+ */
+ if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
+ wl1271_info("JOIN while associated.");
+
+ if (set_assoc)
+ set_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags);
+
+ ret = wl1271_cmd_join(wl, wl->set_bss_type);
+ if (ret < 0)
+ goto out;
+
+ set_bit(WL1271_FLAG_JOINED, &wl->flags);
+
+ if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
+ goto out;
+
+ /*
+ * The join command disable the keep-alive mode, shut down its process,
+ * and also clear the template config, so we need to reset it all after
+ * the join. The acx_aid starts the keep-alive process, and the order
+ * of the commands below is relevant.
+ */
+ ret = wl1271_acx_keep_alive_mode(wl, true);
+ if (ret < 0)
+ goto out;
+
+ ret = wl1271_acx_aid(wl, wl->aid);
+ if (ret < 0)
+ goto out;
+
+ ret = wl1271_cmd_build_klv_null_data(wl);
+ if (ret < 0)
+ goto out;
+
+ ret = wl1271_acx_keep_alive_config(wl, CMD_TEMPL_KLV_IDX_NULL_DATA,
+ ACX_KEEP_ALIVE_TPL_VALID);
+ if (ret < 0)
+ goto out;
+
+out:
+ return ret;
+}
+
+static int wl1271_unjoin(struct wl1271 *wl)
+{
+ int ret;
+
+ /* to stop listening to a channel, we disconnect */
+ ret = wl1271_cmd_disconnect(wl);
+ if (ret < 0)
+ goto out;
+
+ clear_bit(WL1271_FLAG_JOINED, &wl->flags);
+ memset(wl->bssid, 0, ETH_ALEN);
+
+ /* stop filterting packets based on bssid */
+ wl1271_configure_filters(wl, FIF_OTHER_BSS);
+
+out:
+ return ret;
+}
+
+static void wl1271_set_band_rate(struct wl1271 *wl)
+{
+ if (wl->band == IEEE80211_BAND_2GHZ)
+ wl->basic_rate_set = wl->conf.tx.basic_rate;
+ else
+ wl->basic_rate_set = wl->conf.tx.basic_rate_5;
+}
+
+static u32 wl1271_min_rate_get(struct wl1271 *wl)
+{
+ int i;
+ u32 rate = 0;
+
+ if (!wl->basic_rate_set) {
+ WARN_ON(1);
+ wl->basic_rate_set = wl->conf.tx.basic_rate;
+ }
+
+ for (i = 0; !rate; i++) {
+ if ((wl->basic_rate_set >> i) & 0x1)
+ rate = 1 << i;
+ }
+
+ return rate;
+}
+
+static int wl1271_handle_idle(struct wl1271 *wl, bool idle)
+{
+ int ret;
+
+ if (idle) {
+ if (test_bit(WL1271_FLAG_JOINED, &wl->flags)) {
+ ret = wl1271_unjoin(wl);
+ if (ret < 0)
+ goto out;
+ }
+ wl->rate_set = wl1271_min_rate_get(wl);
+ wl->sta_rate_set = 0;
+ ret = wl1271_acx_rate_policies(wl);
+ if (ret < 0)
+ goto out;
+ ret = wl1271_acx_keep_alive_config(
+ wl, CMD_TEMPL_KLV_IDX_NULL_DATA,
+ ACX_KEEP_ALIVE_TPL_INVALID);
+ if (ret < 0)
+ goto out;
+ set_bit(WL1271_FLAG_IDLE, &wl->flags);
+ } else {
+ /* increment the session counter */
+ wl->session_counter++;
+ if (wl->session_counter >= SESSION_COUNTER_MAX)
+ wl->session_counter = 0;
+ ret = wl1271_dummy_join(wl);
+ if (ret < 0)
+ goto out;
+ clear_bit(WL1271_FLAG_IDLE, &wl->flags);
+ }
+
+out:
+ return ret;
+}
+
+static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed)
+{
+ struct wl1271 *wl = hw->priv;
+ struct ieee80211_conf *conf = &hw->conf;
+ int channel, ret = 0;
+
+ channel = ieee80211_frequency_to_channel(conf->channel->center_freq);
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 config ch %d psm %s power %d %s",
+ channel,
+ conf->flags & IEEE80211_CONF_PS ? "on" : "off",
+ conf->power_level,
+ conf->flags & IEEE80211_CONF_IDLE ? "idle" : "in use");
+
+ /*
+ * mac80211 will go to idle nearly immediately after transmitting some
+ * frames, such as the deauth. To make sure those frames reach the air,
+ * wait here until the TX queue is fully flushed.
+ */
+ if ((changed & IEEE80211_CONF_CHANGE_IDLE) &&
+ (conf->flags & IEEE80211_CONF_IDLE))
+ wl1271_tx_flush(wl);
+
+ mutex_lock(&wl->mutex);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF)) {
+ ret = -EAGAIN;
+ goto out;
+ }
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ /* if the channel changes while joined, join again */
+ if (changed & IEEE80211_CONF_CHANGE_CHANNEL &&
+ ((wl->band != conf->channel->band) ||
+ (wl->channel != channel))) {
+ wl->band = conf->channel->band;
+ wl->channel = channel;
+
+ /*
+ * FIXME: the mac80211 should really provide a fixed rate
+ * to use here. for now, just use the smallest possible rate
+ * for the band as a fixed rate for association frames and
+ * other control messages.
+ */
+ if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
+ wl1271_set_band_rate(wl);
+
+ wl->basic_rate = wl1271_min_rate_get(wl);
+ ret = wl1271_acx_rate_policies(wl);
+ if (ret < 0)
+ wl1271_warning("rate policy for update channel "
+ "failed %d", ret);
+
+ if (test_bit(WL1271_FLAG_JOINED, &wl->flags)) {
+ ret = wl1271_join(wl, false);
+ if (ret < 0)
+ wl1271_warning("cmd join to update channel "
+ "failed %d", ret);
+ }
+ }
+
+ if (changed & IEEE80211_CONF_CHANGE_IDLE) {
+ ret = wl1271_handle_idle(wl, conf->flags & IEEE80211_CONF_IDLE);
+ if (ret < 0)
+ wl1271_warning("idle mode change failed %d", ret);
+ }
+
+ /*
+ * if mac80211 changes the PSM mode, make sure the mode is not
+ * incorrectly changed after the pspoll failure active window.
+ */
+ if (changed & IEEE80211_CONF_CHANGE_PS)
+ clear_bit(WL1271_FLAG_PSPOLL_FAILURE, &wl->flags);
+
+ if (conf->flags & IEEE80211_CONF_PS &&
+ !test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags)) {
+ set_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags);
+
+ /*
+ * We enter PSM only if we're already associated.
+ * If we're not, we'll enter it when joining an SSID,
+ * through the bss_info_changed() hook.
+ */
+ if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) {
+ wl1271_debug(DEBUG_PSM, "psm enabled");
+ ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE,
+ wl->basic_rate, true);
+ }
+ } else if (!(conf->flags & IEEE80211_CONF_PS) &&
+ test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags)) {
+ wl1271_debug(DEBUG_PSM, "psm disabled");
+
+ clear_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags);
+
+ if (test_bit(WL1271_FLAG_PSM, &wl->flags))
+ ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE,
+ wl->basic_rate, true);
+ }
+
+ if (conf->power_level != wl->power_level) {
+ ret = wl1271_acx_tx_power(wl, conf->power_level);
+ if (ret < 0)
+ goto out_sleep;
+
+ wl->power_level = conf->power_level;
+ }
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
+struct wl1271_filter_params {
+ bool enabled;
+ int mc_list_length;
+ u8 mc_list[ACX_MC_ADDRESS_GROUP_MAX][ETH_ALEN];
+};
+
+static u64 wl1271_op_prepare_multicast(struct ieee80211_hw *hw,
+ struct netdev_hw_addr_list *mc_list)
+{
+ struct wl1271_filter_params *fp;
+ struct netdev_hw_addr *ha;
+ struct wl1271 *wl = hw->priv;
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ return 0;
+
+ fp = kzalloc(sizeof(*fp), GFP_ATOMIC);
+ if (!fp) {
+ wl1271_error("Out of memory setting filters.");
+ return 0;
+ }
+
+ /* update multicast filtering parameters */
+ fp->mc_list_length = 0;
+ if (netdev_hw_addr_list_count(mc_list) > ACX_MC_ADDRESS_GROUP_MAX) {
+ fp->enabled = false;
+ } else {
+ fp->enabled = true;
+ netdev_hw_addr_list_for_each(ha, mc_list) {
+ memcpy(fp->mc_list[fp->mc_list_length],
+ ha->addr, ETH_ALEN);
+ fp->mc_list_length++;
+ }
+ }
+
+ return (u64)(unsigned long)fp;
+}
+
+#define WL1271_SUPPORTED_FILTERS (FIF_PROMISC_IN_BSS | \
+ FIF_ALLMULTI | \
+ FIF_FCSFAIL | \
+ FIF_BCN_PRBRESP_PROMISC | \
+ FIF_CONTROL | \
+ FIF_OTHER_BSS)
+
+static void wl1271_op_configure_filter(struct ieee80211_hw *hw,
+ unsigned int changed,
+ unsigned int *total, u64 multicast)
+{
+ struct wl1271_filter_params *fp = (void *)(unsigned long)multicast;
+ struct wl1271 *wl = hw->priv;
+ int ret;
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 configure filter");
+
+ mutex_lock(&wl->mutex);
+
+ *total &= WL1271_SUPPORTED_FILTERS;
+ changed &= WL1271_SUPPORTED_FILTERS;
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ goto out;
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+
+ if (*total & FIF_ALLMULTI)
+ ret = wl1271_acx_group_address_tbl(wl, false, NULL, 0);
+ else if (fp)
+ ret = wl1271_acx_group_address_tbl(wl, fp->enabled,
+ fp->mc_list,
+ fp->mc_list_length);
+ if (ret < 0)
+ goto out_sleep;
+
+ /* determine, whether supported filter values have changed */
+ if (changed == 0)
+ goto out_sleep;
+
+ /* configure filters */
+ wl->filters = *total;
+ wl1271_configure_filters(wl, 0);
+
+ /* apply configured filters */
+ ret = wl1271_acx_rx_config(wl, wl->rx_config, wl->rx_filter);
+ if (ret < 0)
+ goto out_sleep;
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+ kfree(fp);
+}
+
+static int wl1271_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ struct ieee80211_key_conf *key_conf)
+{
+ struct wl1271 *wl = hw->priv;
+ const u8 *addr;
+ int ret;
+ u32 tx_seq_32 = 0;
+ u16 tx_seq_16 = 0;
+ u8 key_type;
+
+ static const u8 bcast_addr[ETH_ALEN] =
+ { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 set key");
+
+ addr = sta ? sta->addr : bcast_addr;
+
+ wl1271_debug(DEBUG_CRYPT, "CMD: 0x%x", cmd);
+ wl1271_dump(DEBUG_CRYPT, "ADDR: ", addr, ETH_ALEN);
+ wl1271_debug(DEBUG_CRYPT, "Key: algo:0x%x, id:%d, len:%d flags 0x%x",
+ key_conf->cipher, key_conf->keyidx,
+ key_conf->keylen, key_conf->flags);
+ wl1271_dump(DEBUG_CRYPT, "KEY: ", key_conf->key, key_conf->keylen);
+
+ if (is_zero_ether_addr(addr)) {
+ /* We dont support TX only encryption */
+ ret = -EOPNOTSUPP;
+ goto out;
+ }
+
+ mutex_lock(&wl->mutex);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF)) {
+ ret = -EAGAIN;
+ goto out_unlock;
+ }
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out_unlock;
+
+ switch (key_conf->cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ key_type = KEY_WEP;
+
+ key_conf->hw_key_idx = key_conf->keyidx;
+ break;
+ case WLAN_CIPHER_SUITE_TKIP:
+ key_type = KEY_TKIP;
+
+ key_conf->hw_key_idx = key_conf->keyidx;
+ tx_seq_32 = WL1271_TX_SECURITY_HI32(wl->tx_security_seq);
+ tx_seq_16 = WL1271_TX_SECURITY_LO16(wl->tx_security_seq);
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ key_type = KEY_AES;
+
+ key_conf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
+ tx_seq_32 = WL1271_TX_SECURITY_HI32(wl->tx_security_seq);
+ tx_seq_16 = WL1271_TX_SECURITY_LO16(wl->tx_security_seq);
+ break;
+ case WL1271_CIPHER_SUITE_GEM:
+ key_type = KEY_GEM;
+ tx_seq_32 = WL1271_TX_SECURITY_HI32(wl->tx_security_seq);
+ tx_seq_16 = WL1271_TX_SECURITY_LO16(wl->tx_security_seq);
+ break;
+ default:
+ wl1271_error("Unknown key algo 0x%x", key_conf->cipher);
+
+ ret = -EOPNOTSUPP;
+ goto out_sleep;
+ }
+
+ switch (cmd) {
+ case SET_KEY:
+ ret = wl1271_cmd_set_key(wl, KEY_ADD_OR_REPLACE,
+ key_conf->keyidx, key_type,
+ key_conf->keylen, key_conf->key,
+ addr, tx_seq_32, tx_seq_16);
+ if (ret < 0) {
+ wl1271_error("Could not add or replace key");
+ goto out_sleep;
+ }
+
+ /* the default WEP key needs to be configured at least once */
+ if (key_type == KEY_WEP) {
+ ret = wl1271_cmd_set_default_wep_key(wl,
+ wl->default_key);
+ if (ret < 0)
+ goto out_sleep;
+ }
+ break;
+
+ case DISABLE_KEY:
+ /* The wl1271 does not allow to remove unicast keys - they
+ will be cleared automatically on next CMD_JOIN. Ignore the
+ request silently, as we dont want the mac80211 to emit
+ an error message. */
+ if (!is_broadcast_ether_addr(addr))
+ break;
+
+ ret = wl1271_cmd_set_key(wl, KEY_REMOVE,
+ key_conf->keyidx, key_type,
+ key_conf->keylen, key_conf->key,
+ addr, 0, 0);
+ if (ret < 0) {
+ wl1271_error("Could not remove key");
+ goto out_sleep;
+ }
+ break;
+
+ default:
+ wl1271_error("Unsupported key cmd 0x%x", cmd);
+ ret = -EOPNOTSUPP;
+ break;
+ }
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
+
+out_unlock:
+ mutex_unlock(&wl->mutex);
+
+out:
+ return ret;
+}
+
+static int wl1271_op_hw_scan(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct cfg80211_scan_request *req)
+{
+ struct wl1271 *wl = hw->priv;
+ int ret;
+ u8 *ssid = NULL;
+ size_t len = 0;
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 hw scan");
+
+ if (req->n_ssids) {
+ ssid = req->ssids[0].ssid;
+ len = req->ssids[0].ssid_len;
+ }
+
+ mutex_lock(&wl->mutex);
+
+ if (wl->state == WL1271_STATE_OFF) {
+ /*
+ * We cannot return -EBUSY here because cfg80211 will expect
+ * a call to ieee80211_scan_completed if we do - in this case
+ * there won't be any call.
+ */
+ ret = -EAGAIN;
+ goto out;
+ }
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ ret = wl1271_scan(hw->priv, ssid, len, req);
+
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
+static int wl1271_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
+{
+ struct wl1271 *wl = hw->priv;
+ int ret = 0;
+
+ mutex_lock(&wl->mutex);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF)) {
+ ret = -EAGAIN;
+ goto out;
+ }
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ ret = wl1271_acx_rts_threshold(wl, (u16) value);
+ if (ret < 0)
+ wl1271_warning("wl1271_op_set_rts_threshold failed: %d", ret);
+
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
+static void wl1271_ssid_set(struct wl1271 *wl, struct sk_buff *beacon)
+{
+ u8 *ptr = beacon->data +
+ offsetof(struct ieee80211_mgmt, u.beacon.variable);
+
+ /* find the location of the ssid in the beacon */
+ while (ptr < beacon->data + beacon->len) {
+ if (ptr[0] == WLAN_EID_SSID) {
+ wl->ssid_len = ptr[1];
+ memcpy(wl->ssid, ptr+2, wl->ssid_len);
+ return;
+ }
+ ptr += ptr[1];
+ }
+ wl1271_error("ad-hoc beacon template has no SSID!\n");
+}
+
+static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *bss_conf,
+ u32 changed)
+{
+ enum wl1271_cmd_ps_mode mode;
+ struct wl1271 *wl = hw->priv;
+ struct ieee80211_sta *sta = ieee80211_find_sta(vif, bss_conf->bssid);
+ bool do_join = false;
+ bool set_assoc = false;
+ int ret;
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 bss info changed");
+
+ mutex_lock(&wl->mutex);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ goto out;
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ if ((changed & BSS_CHANGED_BEACON_INT) &&
+ (wl->bss_type == BSS_TYPE_IBSS)) {
+ wl1271_debug(DEBUG_ADHOC, "ad-hoc beacon interval updated: %d",
+ bss_conf->beacon_int);
+
+ wl->beacon_int = bss_conf->beacon_int;
+ do_join = true;
+ }
+
+ if ((changed & BSS_CHANGED_BEACON) &&
+ (wl->bss_type == BSS_TYPE_IBSS)) {
+ struct sk_buff *beacon = ieee80211_beacon_get(hw, vif);
+
+ wl1271_debug(DEBUG_ADHOC, "ad-hoc beacon updated");
+
+ if (beacon) {
+ struct ieee80211_hdr *hdr;
+
+ wl1271_ssid_set(wl, beacon);
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON,
+ beacon->data,
+ beacon->len, 0,
+ wl1271_min_rate_get(wl));
+
+ if (ret < 0) {
+ dev_kfree_skb(beacon);
+ goto out_sleep;
+ }
+
+ hdr = (struct ieee80211_hdr *) beacon->data;
+ hdr->frame_control = cpu_to_le16(
+ IEEE80211_FTYPE_MGMT |
+ IEEE80211_STYPE_PROBE_RESP);
+
+ ret = wl1271_cmd_template_set(wl,
+ CMD_TEMPL_PROBE_RESPONSE,
+ beacon->data,
+ beacon->len, 0,
+ wl1271_min_rate_get(wl));
+ dev_kfree_skb(beacon);
+ if (ret < 0)
+ goto out_sleep;
+
+ /* Need to update the SSID (for filtering etc) */
+ do_join = true;
+ }
+ }
+
+ if ((changed & BSS_CHANGED_BEACON_ENABLED) &&
+ (wl->bss_type == BSS_TYPE_IBSS)) {
+ wl1271_debug(DEBUG_ADHOC, "ad-hoc beaconing: %s",
+ bss_conf->enable_beacon ? "enabled" : "disabled");
+
+ if (bss_conf->enable_beacon)
+ wl->set_bss_type = BSS_TYPE_IBSS;
+ else
+ wl->set_bss_type = BSS_TYPE_STA_BSS;
+ do_join = true;
+ }
+
+ if (changed & BSS_CHANGED_CQM) {
+ bool enable = false;
+ if (bss_conf->cqm_rssi_thold)
+ enable = true;
+ ret = wl1271_acx_rssi_snr_trigger(wl, enable,
+ bss_conf->cqm_rssi_thold,
+ bss_conf->cqm_rssi_hyst);
+ if (ret < 0)
+ goto out;
+ wl->rssi_thold = bss_conf->cqm_rssi_thold;
+ }
+
+ if ((changed & BSS_CHANGED_BSSID) &&
+ /*
+ * Now we know the correct bssid, so we send a new join command
+ * and enable the BSSID filter
+ */
+ memcmp(wl->bssid, bss_conf->bssid, ETH_ALEN)) {
+ memcpy(wl->bssid, bss_conf->bssid, ETH_ALEN);
+
+ ret = wl1271_cmd_build_null_data(wl);
+ if (ret < 0)
+ goto out_sleep;
+
+ ret = wl1271_build_qos_null_data(wl);
+ if (ret < 0)
+ goto out_sleep;
+
+ /* filter out all packets not from this BSSID */
+ wl1271_configure_filters(wl, 0);
+
+ /* Need to update the BSSID (for filtering etc) */
+ do_join = true;
+ }
+
+ if (changed & BSS_CHANGED_ASSOC) {
+ if (bss_conf->assoc) {
+ u32 rates;
+ wl->aid = bss_conf->aid;
+ set_assoc = true;
+
+ wl->ps_poll_failures = 0;
+
+ /*
+ * use basic rates from AP, and determine lowest rate
+ * to use with control frames.
+ */
+ rates = bss_conf->basic_rates;
+ wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl,
+ rates);
+ wl->basic_rate = wl1271_min_rate_get(wl);
+ ret = wl1271_acx_rate_policies(wl);
+ if (ret < 0)
+ goto out_sleep;
+
+ /*
+ * with wl1271, we don't need to update the
+ * beacon_int and dtim_period, because the firmware
+ * updates it by itself when the first beacon is
+ * received after a join.
+ */
+ ret = wl1271_cmd_build_ps_poll(wl, wl->aid);
+ if (ret < 0)
+ goto out_sleep;
+
+ /*
+ * The SSID is intentionally set to NULL here - the
+ * firmware will set the probe request with a
+ * broadcast SSID regardless of what we set in the
+ * template.
+ */
+ ret = wl1271_cmd_build_probe_req(wl, NULL, 0,
+ NULL, 0, wl->band);
+
+ /* enable the connection monitoring feature */
+ ret = wl1271_acx_conn_monit_params(wl, true);
+ if (ret < 0)
+ goto out_sleep;
+
+ /* If we want to go in PSM but we're not there yet */
+ if (test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags) &&
+ !test_bit(WL1271_FLAG_PSM, &wl->flags)) {
+ mode = STATION_POWER_SAVE_MODE;
+ ret = wl1271_ps_set_mode(wl, mode,
+ wl->basic_rate,
+ true);
+ if (ret < 0)
+ goto out_sleep;
+ }
+ } else {
+ /* use defaults when not associated */
+ clear_bit(WL1271_FLAG_STA_STATE_SENT, &wl->flags);
+ clear_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags);
+ wl->aid = 0;
+
+ /* re-enable dynamic ps - just in case */
+ ieee80211_enable_dyn_ps(wl->vif);
+
+ /* revert back to minimum rates for the current band */
+ wl1271_set_band_rate(wl);
+ wl->basic_rate = wl1271_min_rate_get(wl);
+ ret = wl1271_acx_rate_policies(wl);
+ if (ret < 0)
+ goto out_sleep;
+
+ /* disable connection monitor features */
+ ret = wl1271_acx_conn_monit_params(wl, false);
+
+ /* Disable the keep-alive feature */
+ ret = wl1271_acx_keep_alive_mode(wl, false);
+
+ if (ret < 0)
+ goto out_sleep;
+ }
+
+ }
+
+ if (changed & BSS_CHANGED_ERP_SLOT) {
+ if (bss_conf->use_short_slot)
+ ret = wl1271_acx_slot(wl, SLOT_TIME_SHORT);
+ else
+ ret = wl1271_acx_slot(wl, SLOT_TIME_LONG);
+ if (ret < 0) {
+ wl1271_warning("Set slot time failed %d", ret);
+ goto out_sleep;
+ }
+ }
+
+ if (changed & BSS_CHANGED_ERP_PREAMBLE) {
+ if (bss_conf->use_short_preamble)
+ wl1271_acx_set_preamble(wl, ACX_PREAMBLE_SHORT);
+ else
+ wl1271_acx_set_preamble(wl, ACX_PREAMBLE_LONG);
+ }
+
+ if (changed & BSS_CHANGED_ERP_CTS_PROT) {
+ if (bss_conf->use_cts_prot)
+ ret = wl1271_acx_cts_protect(wl, CTSPROTECT_ENABLE);
+ else
+ ret = wl1271_acx_cts_protect(wl, CTSPROTECT_DISABLE);
+ if (ret < 0) {
+ wl1271_warning("Set ctsprotect failed %d", ret);
+ goto out_sleep;
+ }
+ }
+
+ /*
+ * Takes care of: New association with HT enable,
+ * HT information change in beacon.
+ */
+ if (sta &&
+ (changed & BSS_CHANGED_HT) &&
+ (bss_conf->channel_type != NL80211_CHAN_NO_HT)) {
+ ret = wl1271_acx_set_ht_capabilities(wl, &sta->ht_cap, true);
+ if (ret < 0) {
+ wl1271_warning("Set ht cap true failed %d", ret);
+ goto out_sleep;
+ }
+ ret = wl1271_acx_set_ht_information(wl,
+ bss_conf->ht_operation_mode);
+ if (ret < 0) {
+ wl1271_warning("Set ht information failed %d", ret);
+ goto out_sleep;
+ }
+ }
+ /*
+ * Takes care of: New association without HT,
+ * Disassociation.
+ */
+ else if (sta && (changed & BSS_CHANGED_ASSOC)) {
+ ret = wl1271_acx_set_ht_capabilities(wl, &sta->ht_cap, false);
+ if (ret < 0) {
+ wl1271_warning("Set ht cap false failed %d", ret);
+ goto out_sleep;
+ }
+ }
+
+ if (changed & BSS_CHANGED_ARP_FILTER) {
+ __be32 addr = bss_conf->arp_addr_list[0];
+ WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS);
+
+ if (bss_conf->arp_addr_cnt == 1 && bss_conf->arp_filter_enabled)
+ ret = wl1271_acx_arp_ip_filter(wl, true, addr);
+ else
+ ret = wl1271_acx_arp_ip_filter(wl, false, addr);
+
+ if (ret < 0)
+ goto out_sleep;
+ }
+
+ if (do_join) {
+ ret = wl1271_join(wl, set_assoc);
+ if (ret < 0) {
+ wl1271_warning("cmd join failed %d", ret);
+ goto out_sleep;
+ }
+ }
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+}
+
+static int wl1271_op_conf_tx(struct ieee80211_hw *hw, u16 queue,
+ const struct ieee80211_tx_queue_params *params)
+{
+ struct wl1271 *wl = hw->priv;
+ u8 ps_scheme;
+ int ret;
+
+ mutex_lock(&wl->mutex);
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 conf tx %d", queue);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF)) {
+ ret = -EAGAIN;
+ goto out;
+ }
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ /* the txop is confed in units of 32us by the mac80211, we need us */
+ ret = wl1271_acx_ac_cfg(wl, wl1271_tx_get_queue(queue),
+ params->cw_min, params->cw_max,
+ params->aifs, params->txop << 5);
+ if (ret < 0)
+ goto out_sleep;
+
+ if (params->uapsd)
+ ps_scheme = CONF_PS_SCHEME_UPSD_TRIGGER;
+ else
+ ps_scheme = CONF_PS_SCHEME_LEGACY;
+
+ ret = wl1271_acx_tid_cfg(wl, wl1271_tx_get_queue(queue),
+ CONF_CHANNEL_TYPE_EDCF,
+ wl1271_tx_get_queue(queue),
+ ps_scheme, CONF_ACK_POLICY_LEGACY, 0, 0);
+ if (ret < 0)
+ goto out_sleep;
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
+static u64 wl1271_op_get_tsf(struct ieee80211_hw *hw)
+{
+
+ struct wl1271 *wl = hw->priv;
+ u64 mactime = ULLONG_MAX;
+ int ret;
+
+ wl1271_debug(DEBUG_MAC80211, "mac80211 get tsf");
+
+ mutex_lock(&wl->mutex);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ goto out;
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ ret = wl1271_acx_tsf_info(wl, &mactime);
+ if (ret < 0)
+ goto out_sleep;
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+ return mactime;
+}
+
+static int wl1271_op_get_survey(struct ieee80211_hw *hw, int idx,
+ struct survey_info *survey)
+{
+ struct wl1271 *wl = hw->priv;
+ struct ieee80211_conf *conf = &hw->conf;
+
+ if (idx != 0)
+ return -ENOENT;
+
+ survey->channel = conf->channel;
+ survey->filled = SURVEY_INFO_NOISE_DBM;
+ survey->noise = wl->noise;
+
+ return 0;
+}
+
+/* can't be const, mac80211 writes to this */
+static struct ieee80211_rate wl1271_rates[] = {
+ { .bitrate = 10,
+ .hw_value = CONF_HW_BIT_RATE_1MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_1MBPS, },
+ { .bitrate = 20,
+ .hw_value = CONF_HW_BIT_RATE_2MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_2MBPS,
+ .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 55,
+ .hw_value = CONF_HW_BIT_RATE_5_5MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_5_5MBPS,
+ .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 110,
+ .hw_value = CONF_HW_BIT_RATE_11MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_11MBPS,
+ .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 60,
+ .hw_value = CONF_HW_BIT_RATE_6MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_6MBPS, },
+ { .bitrate = 90,
+ .hw_value = CONF_HW_BIT_RATE_9MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_9MBPS, },
+ { .bitrate = 120,
+ .hw_value = CONF_HW_BIT_RATE_12MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_12MBPS, },
+ { .bitrate = 180,
+ .hw_value = CONF_HW_BIT_RATE_18MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_18MBPS, },
+ { .bitrate = 240,
+ .hw_value = CONF_HW_BIT_RATE_24MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_24MBPS, },
+ { .bitrate = 360,
+ .hw_value = CONF_HW_BIT_RATE_36MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_36MBPS, },
+ { .bitrate = 480,
+ .hw_value = CONF_HW_BIT_RATE_48MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_48MBPS, },
+ { .bitrate = 540,
+ .hw_value = CONF_HW_BIT_RATE_54MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_54MBPS, },
+};
+
+/*
+ * Can't be const, mac80211 writes to this. The order of the channels here
+ * is designed to improve scanning.
+ */
+static struct ieee80211_channel wl1271_channels[] = {
+ { .hw_value = 1, .center_freq = 2412, .max_power = 25 },
+ { .hw_value = 5, .center_freq = 2432, .max_power = 25 },
+ { .hw_value = 9, .center_freq = 2452, .max_power = 25 },
+ { .hw_value = 13, .center_freq = 2472, .max_power = 25 },
+ { .hw_value = 4, .center_freq = 2427, .max_power = 25 },
+ { .hw_value = 8, .center_freq = 2447, .max_power = 25 },
+ { .hw_value = 12, .center_freq = 2467, .max_power = 25 },
+ { .hw_value = 3, .center_freq = 2422, .max_power = 25 },
+ { .hw_value = 7, .center_freq = 2442, .max_power = 25 },
+ { .hw_value = 11, .center_freq = 2462, .max_power = 25 },
+ { .hw_value = 2, .center_freq = 2417, .max_power = 25 },
+ { .hw_value = 6, .center_freq = 2437, .max_power = 25 },
+ { .hw_value = 10, .center_freq = 2457, .max_power = 25 },
+};
+
+/* mapping to indexes for wl1271_rates */
+static const u8 wl1271_rate_to_idx_2ghz[] = {
+ /* MCS rates are used only with 11n */
+ 7, /* CONF_HW_RXTX_RATE_MCS7 */
+ 6, /* CONF_HW_RXTX_RATE_MCS6 */
+ 5, /* CONF_HW_RXTX_RATE_MCS5 */
+ 4, /* CONF_HW_RXTX_RATE_MCS4 */
+ 3, /* CONF_HW_RXTX_RATE_MCS3 */
+ 2, /* CONF_HW_RXTX_RATE_MCS2 */
+ 1, /* CONF_HW_RXTX_RATE_MCS1 */
+ 0, /* CONF_HW_RXTX_RATE_MCS0 */
+
+ 11, /* CONF_HW_RXTX_RATE_54 */
+ 10, /* CONF_HW_RXTX_RATE_48 */
+ 9, /* CONF_HW_RXTX_RATE_36 */
+ 8, /* CONF_HW_RXTX_RATE_24 */
+
+ /* TI-specific rate */
+ CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_22 */
+
+ 7, /* CONF_HW_RXTX_RATE_18 */
+ 6, /* CONF_HW_RXTX_RATE_12 */
+ 3, /* CONF_HW_RXTX_RATE_11 */
+ 5, /* CONF_HW_RXTX_RATE_9 */
+ 4, /* CONF_HW_RXTX_RATE_6 */
+ 2, /* CONF_HW_RXTX_RATE_5_5 */
+ 1, /* CONF_HW_RXTX_RATE_2 */
+ 0 /* CONF_HW_RXTX_RATE_1 */
+};
+
+/* 11n STA capabilities */
+#define HW_RX_HIGHEST_RATE 72
+
+#ifdef CONFIG_WL12XX_HT
+#define WL12XX_HT_CAP { \
+ .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20, \
+ .ht_supported = true, \
+ .ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, \
+ .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, \
+ .mcs = { \
+ .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, \
+ .rx_highest = cpu_to_le16(HW_RX_HIGHEST_RATE), \
+ .tx_params = IEEE80211_HT_MCS_TX_DEFINED, \
+ }, \
+}
+#else
+#define WL12XX_HT_CAP { \
+ .ht_supported = false, \
+}
+#endif
+
+/* can't be const, mac80211 writes to this */
+static struct ieee80211_supported_band wl1271_band_2ghz = {
+ .channels = wl1271_channels,
+ .n_channels = ARRAY_SIZE(wl1271_channels),
+ .bitrates = wl1271_rates,
+ .n_bitrates = ARRAY_SIZE(wl1271_rates),
+ .ht_cap = WL12XX_HT_CAP,
+};
+
+/* 5 GHz data rates for WL1273 */
+static struct ieee80211_rate wl1271_rates_5ghz[] = {
+ { .bitrate = 60,
+ .hw_value = CONF_HW_BIT_RATE_6MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_6MBPS, },
+ { .bitrate = 90,
+ .hw_value = CONF_HW_BIT_RATE_9MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_9MBPS, },
+ { .bitrate = 120,
+ .hw_value = CONF_HW_BIT_RATE_12MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_12MBPS, },
+ { .bitrate = 180,
+ .hw_value = CONF_HW_BIT_RATE_18MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_18MBPS, },
+ { .bitrate = 240,
+ .hw_value = CONF_HW_BIT_RATE_24MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_24MBPS, },
+ { .bitrate = 360,
+ .hw_value = CONF_HW_BIT_RATE_36MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_36MBPS, },
+ { .bitrate = 480,
+ .hw_value = CONF_HW_BIT_RATE_48MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_48MBPS, },
+ { .bitrate = 540,
+ .hw_value = CONF_HW_BIT_RATE_54MBPS,
+ .hw_value_short = CONF_HW_BIT_RATE_54MBPS, },
+};
+
+/*
+ * 5 GHz band channels for WL1273 - can't be const, mac80211 writes to this.
+ * The order of the channels here is designed to improve scanning.
+ */
+static struct ieee80211_channel wl1271_channels_5ghz[] = {
+ { .hw_value = 183, .center_freq = 4915},
+ { .hw_value = 188, .center_freq = 4940},
+ { .hw_value = 8, .center_freq = 5040},
+ { .hw_value = 34, .center_freq = 5170},
+ { .hw_value = 44, .center_freq = 5220},
+ { .hw_value = 60, .center_freq = 5300},
+ { .hw_value = 112, .center_freq = 5560},
+ { .hw_value = 132, .center_freq = 5660},
+ { .hw_value = 157, .center_freq = 5785},
+ { .hw_value = 184, .center_freq = 4920},
+ { .hw_value = 189, .center_freq = 4945},
+ { .hw_value = 9, .center_freq = 5045},
+ { .hw_value = 36, .center_freq = 5180},
+ { .hw_value = 46, .center_freq = 5230},
+ { .hw_value = 64, .center_freq = 5320},
+ { .hw_value = 116, .center_freq = 5580},
+ { .hw_value = 136, .center_freq = 5680},
+ { .hw_value = 192, .center_freq = 4960},
+ { .hw_value = 11, .center_freq = 5055},
+ { .hw_value = 38, .center_freq = 5190},
+ { .hw_value = 48, .center_freq = 5240},
+ { .hw_value = 100, .center_freq = 5500},
+ { .hw_value = 120, .center_freq = 5600},
+ { .hw_value = 140, .center_freq = 5700},
+ { .hw_value = 185, .center_freq = 4925},
+ { .hw_value = 196, .center_freq = 4980},
+ { .hw_value = 12, .center_freq = 5060},
+ { .hw_value = 40, .center_freq = 5200},
+ { .hw_value = 52, .center_freq = 5260},
+ { .hw_value = 104, .center_freq = 5520},
+ { .hw_value = 124, .center_freq = 5620},
+ { .hw_value = 149, .center_freq = 5745},
+ { .hw_value = 161, .center_freq = 5805},
+ { .hw_value = 187, .center_freq = 4935},
+ { .hw_value = 7, .center_freq = 5035},
+ { .hw_value = 16, .center_freq = 5080},
+ { .hw_value = 42, .center_freq = 5210},
+ { .hw_value = 56, .center_freq = 5280},
+ { .hw_value = 108, .center_freq = 5540},
+ { .hw_value = 128, .center_freq = 5640},
+ { .hw_value = 153, .center_freq = 5765},
+ { .hw_value = 165, .center_freq = 5825},
+};
+
+/* mapping to indexes for wl1271_rates_5ghz */
+static const u8 wl1271_rate_to_idx_5ghz[] = {
+ /* MCS rates are used only with 11n */
+ 7, /* CONF_HW_RXTX_RATE_MCS7 */
+ 6, /* CONF_HW_RXTX_RATE_MCS6 */
+ 5, /* CONF_HW_RXTX_RATE_MCS5 */
+ 4, /* CONF_HW_RXTX_RATE_MCS4 */
+ 3, /* CONF_HW_RXTX_RATE_MCS3 */
+ 2, /* CONF_HW_RXTX_RATE_MCS2 */
+ 1, /* CONF_HW_RXTX_RATE_MCS1 */
+ 0, /* CONF_HW_RXTX_RATE_MCS0 */
+
+ 7, /* CONF_HW_RXTX_RATE_54 */
+ 6, /* CONF_HW_RXTX_RATE_48 */
+ 5, /* CONF_HW_RXTX_RATE_36 */
+ 4, /* CONF_HW_RXTX_RATE_24 */
+
+ /* TI-specific rate */
+ CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_22 */
+
+ 3, /* CONF_HW_RXTX_RATE_18 */
+ 2, /* CONF_HW_RXTX_RATE_12 */
+ CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_11 */
+ 1, /* CONF_HW_RXTX_RATE_9 */
+ 0, /* CONF_HW_RXTX_RATE_6 */
+ CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_5_5 */
+ CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_2 */
+ CONF_HW_RXTX_RATE_UNSUPPORTED /* CONF_HW_RXTX_RATE_1 */
+};
+
+static struct ieee80211_supported_band wl1271_band_5ghz = {
+ .channels = wl1271_channels_5ghz,
+ .n_channels = ARRAY_SIZE(wl1271_channels_5ghz),
+ .bitrates = wl1271_rates_5ghz,
+ .n_bitrates = ARRAY_SIZE(wl1271_rates_5ghz),
+ .ht_cap = WL12XX_HT_CAP,
+};
+
+static const u8 *wl1271_band_rate_to_idx[] = {
+ [IEEE80211_BAND_2GHZ] = wl1271_rate_to_idx_2ghz,
+ [IEEE80211_BAND_5GHZ] = wl1271_rate_to_idx_5ghz
+};
+
+static const struct ieee80211_ops wl1271_ops = {
+ .start = wl1271_op_start,
+ .stop = wl1271_op_stop,
+ .add_interface = wl1271_op_add_interface,
+ .remove_interface = wl1271_op_remove_interface,
+ .config = wl1271_op_config,
+ .prepare_multicast = wl1271_op_prepare_multicast,
+ .configure_filter = wl1271_op_configure_filter,
+ .tx = wl1271_op_tx,
+ .set_key = wl1271_op_set_key,
+ .hw_scan = wl1271_op_hw_scan,
+ .bss_info_changed = wl1271_op_bss_info_changed,
+ .set_rts_threshold = wl1271_op_set_rts_threshold,
+ .conf_tx = wl1271_op_conf_tx,
+ .get_tsf = wl1271_op_get_tsf,
+ .get_survey = wl1271_op_get_survey,
+ CFG80211_TESTMODE_CMD(wl1271_tm_cmd)
+};
+
+
+u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band)
+{
+ u8 idx;
+
+ BUG_ON(band >= sizeof(wl1271_band_rate_to_idx)/sizeof(u8 *));
+
+ if (unlikely(rate >= CONF_HW_RXTX_RATE_MAX)) {
+ wl1271_error("Illegal RX rate from HW: %d", rate);
+ return 0;
+ }
+
+ idx = wl1271_band_rate_to_idx[band][rate];
+ if (unlikely(idx == CONF_HW_RXTX_RATE_UNSUPPORTED)) {
+ wl1271_error("Unsupported RX rate from HW: %d", rate);
+ return 0;
+ }
+
+ return idx;
+}
+
+static ssize_t wl1271_sysfs_show_bt_coex_state(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct wl1271 *wl = dev_get_drvdata(dev);
+ ssize_t len;
+
+ len = PAGE_SIZE;
+
+ mutex_lock(&wl->mutex);
+ len = snprintf(buf, len, "%d\n\n0 - off\n1 - on\n",
+ wl->sg_enabled);
+ mutex_unlock(&wl->mutex);
+
+ return len;
+
+}
+
+static ssize_t wl1271_sysfs_store_bt_coex_state(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct wl1271 *wl = dev_get_drvdata(dev);
+ unsigned long res;
+ int ret;
+
+ ret = strict_strtoul(buf, 10, &res);
+
+ if (ret < 0) {
+ wl1271_warning("incorrect value written to bt_coex_mode");
+ return count;
+ }
+
+ mutex_lock(&wl->mutex);
+
+ res = !!res;
+
+ if (res == wl->sg_enabled)
+ goto out;
+
+ wl->sg_enabled = res;
+
+ if (wl->state == WL1271_STATE_OFF)
+ goto out;
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ wl1271_acx_sg_enable(wl, wl->sg_enabled);
+ wl1271_ps_elp_sleep(wl);
+
+ out:
+ mutex_unlock(&wl->mutex);
+ return count;
+}
+
+static DEVICE_ATTR(bt_coex_state, S_IRUGO | S_IWUSR,
+ wl1271_sysfs_show_bt_coex_state,
+ wl1271_sysfs_store_bt_coex_state);
+
+static ssize_t wl1271_sysfs_show_hw_pg_ver(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct wl1271 *wl = dev_get_drvdata(dev);
+ ssize_t len;
+
+ len = PAGE_SIZE;
+
+ mutex_lock(&wl->mutex);
+ if (wl->hw_pg_ver >= 0)
+ len = snprintf(buf, len, "%d\n", wl->hw_pg_ver);
+ else
+ len = snprintf(buf, len, "n/a\n");
+ mutex_unlock(&wl->mutex);
+
+ return len;
+}
+
+static DEVICE_ATTR(hw_pg_ver, S_IRUGO | S_IWUSR,
+ wl1271_sysfs_show_hw_pg_ver, NULL);
+
+int wl1271_register_hw(struct wl1271 *wl)
+{
+ int ret;
+
+ if (wl->mac80211_registered)
+ return 0;
+
+ SET_IEEE80211_PERM_ADDR(wl->hw, wl->mac_addr);
+
+ ret = ieee80211_register_hw(wl->hw);
+ if (ret < 0) {
+ wl1271_error("unable to register mac80211 hw: %d", ret);
+ return ret;
+ }
+
+ wl->mac80211_registered = true;
+
+ register_netdevice_notifier(&wl1271_dev_notifier);
+
+ wl1271_notice("loaded");
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(wl1271_register_hw);
+
+void wl1271_unregister_hw(struct wl1271 *wl)
+{
+ unregister_netdevice_notifier(&wl1271_dev_notifier);
+ ieee80211_unregister_hw(wl->hw);
+ wl->mac80211_registered = false;
+
+}
+EXPORT_SYMBOL_GPL(wl1271_unregister_hw);
+
+int wl1271_init_ieee80211(struct wl1271 *wl)
+{
+ static const u32 cipher_suites[] = {
+ WLAN_CIPHER_SUITE_WEP40,
+ WLAN_CIPHER_SUITE_WEP104,
+ WLAN_CIPHER_SUITE_TKIP,
+ WLAN_CIPHER_SUITE_CCMP,
+ WL1271_CIPHER_SUITE_GEM,
+ };
+
+ /* The tx descriptor buffer and the TKIP space. */
+ wl->hw->extra_tx_headroom = WL1271_TKIP_IV_SPACE +
+ sizeof(struct wl1271_tx_hw_descr);
+
+ /* unit us */
+ /* FIXME: find a proper value */
+ wl->hw->channel_change_time = 10000;
+ wl->hw->max_listen_interval = wl->conf.conn.max_listen_interval;
+
+ wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
+ IEEE80211_HW_BEACON_FILTER |
+ IEEE80211_HW_SUPPORTS_PS |
+ IEEE80211_HW_SUPPORTS_UAPSD |
+ IEEE80211_HW_HAS_RATE_CONTROL |
+ IEEE80211_HW_CONNECTION_MONITOR |
+ IEEE80211_HW_SUPPORTS_CQM_RSSI;
+
+ wl->hw->wiphy->cipher_suites = cipher_suites;
+ wl->hw->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
+
+ wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
+ BIT(NL80211_IFTYPE_ADHOC);
+ wl->hw->wiphy->max_scan_ssids = 1;
+ wl->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wl1271_band_2ghz;
+ wl->hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &wl1271_band_5ghz;
+
+ wl->hw->queues = 4;
+ wl->hw->max_rates = 1;
+
+ SET_IEEE80211_DEV(wl->hw, wl1271_wl_to_dev(wl));
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(wl1271_init_ieee80211);
+
+#define WL1271_DEFAULT_CHANNEL 0
+
+struct ieee80211_hw *wl1271_alloc_hw(void)
+{
+ struct ieee80211_hw *hw;
+ struct platform_device *plat_dev = NULL;
+ struct wl1271 *wl;
+ int i, ret;
+ unsigned int order;
+
+ hw = ieee80211_alloc_hw(sizeof(*wl), &wl1271_ops);
+ if (!hw) {
+ wl1271_error("could not alloc ieee80211_hw");
+ ret = -ENOMEM;
+ goto err_hw_alloc;
+ }
+
+ plat_dev = kmemdup(&wl1271_device, sizeof(wl1271_device), GFP_KERNEL);
+ if (!plat_dev) {
+ wl1271_error("could not allocate platform_device");
+ ret = -ENOMEM;
+ goto err_plat_alloc;
+ }
+
+ wl = hw->priv;
+ memset(wl, 0, sizeof(*wl));
+
+ INIT_LIST_HEAD(&wl->list);
+
+ wl->hw = hw;
+ wl->plat_dev = plat_dev;
+
+ skb_queue_head_init(&wl->tx_queue);
+
+ INIT_DELAYED_WORK(&wl->elp_work, wl1271_elp_work);
+ INIT_DELAYED_WORK(&wl->pspoll_work, wl1271_pspoll_work);
+ INIT_WORK(&wl->irq_work, wl1271_irq_work);
+ INIT_WORK(&wl->tx_work, wl1271_tx_work);
+ INIT_WORK(&wl->recovery_work, wl1271_recovery_work);
+ INIT_DELAYED_WORK(&wl->scan_complete_work, wl1271_scan_complete_work);
+ wl->channel = WL1271_DEFAULT_CHANNEL;
+ wl->beacon_int = WL1271_DEFAULT_BEACON_INT;
+ wl->default_key = 0;
+ wl->rx_counter = 0;
+ wl->rx_config = WL1271_DEFAULT_RX_CONFIG;
+ wl->rx_filter = WL1271_DEFAULT_RX_FILTER;
+ wl->psm_entry_retry = 0;
+ wl->power_level = WL1271_DEFAULT_POWER_LEVEL;
+ wl->basic_rate_set = CONF_TX_RATE_MASK_BASIC;
+ wl->basic_rate = CONF_TX_RATE_MASK_BASIC;
+ wl->rate_set = CONF_TX_RATE_MASK_BASIC;
+ wl->sta_rate_set = 0;
+ wl->band = IEEE80211_BAND_2GHZ;
+ wl->vif = NULL;
+ wl->flags = 0;
+ wl->sg_enabled = true;
+ wl->hw_pg_ver = -1;
+
+ memset(wl->tx_frames_map, 0, sizeof(wl->tx_frames_map));
+ for (i = 0; i < ACX_TX_DESCRIPTORS; i++)
+ wl->tx_frames[i] = NULL;
+
+ spin_lock_init(&wl->wl_lock);
+
+ wl->state = WL1271_STATE_OFF;
+ mutex_init(&wl->mutex);
+
+ /* Apply default driver configuration. */
+ wl1271_conf_init(wl);
+
+ wl1271_debugfs_init(wl);
+
+ order = get_order(WL1271_AGGR_BUFFER_SIZE);
+ wl->aggr_buf = (u8 *)__get_free_pages(GFP_KERNEL, order);
+ if (!wl->aggr_buf) {
+ ret = -ENOMEM;
+ goto err_hw;
+ }
+
+ /* Register platform device */
+ ret = platform_device_register(wl->plat_dev);
+ if (ret) {
+ wl1271_error("couldn't register platform device");
+ goto err_aggr;
+ }
+ dev_set_drvdata(&wl->plat_dev->dev, wl);
+
+ /* Create sysfs file to control bt coex state */
+ ret = device_create_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state);
+ if (ret < 0) {
+ wl1271_error("failed to create sysfs file bt_coex_state");
+ goto err_platform;
+ }
+
+ /* Create sysfs file to get HW PG version */
+ ret = device_create_file(&wl->plat_dev->dev, &dev_attr_hw_pg_ver);
+ if (ret < 0) {
+ wl1271_error("failed to create sysfs file hw_pg_ver");
+ goto err_bt_coex_state;
+ }
+
+ return hw;
+
+err_bt_coex_state:
+ device_remove_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state);
+
+err_platform:
+ platform_device_unregister(wl->plat_dev);
+
+err_aggr:
+ free_pages((unsigned long)wl->aggr_buf, order);
+
+err_hw:
+ wl1271_debugfs_exit(wl);
+ kfree(plat_dev);
+
+err_plat_alloc:
+ ieee80211_free_hw(hw);
+
+err_hw_alloc:
+
+ return ERR_PTR(ret);
+}
+EXPORT_SYMBOL_GPL(wl1271_alloc_hw);
+
+int wl1271_free_hw(struct wl1271 *wl)
+{
+ platform_device_unregister(wl->plat_dev);
+ free_pages((unsigned long)wl->aggr_buf,
+ get_order(WL1271_AGGR_BUFFER_SIZE));
+ kfree(wl->plat_dev);
+
+ wl1271_debugfs_exit(wl);
+
+ vfree(wl->fw);
+ wl->fw = NULL;
+ kfree(wl->nvs);
+ wl->nvs = NULL;
+
+ kfree(wl->fw_status);
+ kfree(wl->tx_res_if);
+
+ ieee80211_free_hw(wl->hw);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(wl1271_free_hw);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Luciano Coelho <luciano.coelho@nokia.com>");
+MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include "reg.h"
+#include "ps.h"
+#include "io.h"
+
+#define WL1271_WAKEUP_TIMEOUT 500
+
+void wl1271_elp_work(struct work_struct *work)
+{
+ struct delayed_work *dwork;
+ struct wl1271 *wl;
+
+ dwork = container_of(work, struct delayed_work, work);
+ wl = container_of(dwork, struct wl1271, elp_work);
+
+ wl1271_debug(DEBUG_PSM, "elp work");
+
+ mutex_lock(&wl->mutex);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ goto out;
+
+ if (test_bit(WL1271_FLAG_IN_ELP, &wl->flags) ||
+ (!test_bit(WL1271_FLAG_PSM, &wl->flags) &&
+ !test_bit(WL1271_FLAG_IDLE, &wl->flags)))
+ goto out;
+
+ wl1271_debug(DEBUG_PSM, "chip to elp");
+ wl1271_raw_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, ELPCTRL_SLEEP);
+ set_bit(WL1271_FLAG_IN_ELP, &wl->flags);
+
+out:
+ mutex_unlock(&wl->mutex);
+}
+
+#define ELP_ENTRY_DELAY 5
+
+/* Routines to toggle sleep mode while in ELP */
+void wl1271_ps_elp_sleep(struct wl1271 *wl)
+{
+ if (test_bit(WL1271_FLAG_PSM, &wl->flags) ||
+ test_bit(WL1271_FLAG_IDLE, &wl->flags)) {
+ cancel_delayed_work(&wl->elp_work);
+ ieee80211_queue_delayed_work(wl->hw, &wl->elp_work,
+ msecs_to_jiffies(ELP_ENTRY_DELAY));
+ }
+}
+
+int wl1271_ps_elp_wakeup(struct wl1271 *wl, bool chip_awake)
+{
+ DECLARE_COMPLETION_ONSTACK(compl);
+ unsigned long flags;
+ int ret;
+ u32 start_time = jiffies;
+ bool pending = false;
+
+ if (!test_bit(WL1271_FLAG_IN_ELP, &wl->flags))
+ return 0;
+
+ wl1271_debug(DEBUG_PSM, "waking up chip from elp");
+
+ /*
+ * The spinlock is required here to synchronize both the work and
+ * the completion variable in one entity.
+ */
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ if (work_pending(&wl->irq_work) || chip_awake)
+ pending = true;
+ else
+ wl->elp_compl = &compl;
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+
+ wl1271_raw_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, ELPCTRL_WAKE_UP);
+
+ if (!pending) {
+ ret = wait_for_completion_timeout(
+ &compl, msecs_to_jiffies(WL1271_WAKEUP_TIMEOUT));
+ if (ret == 0) {
+ wl1271_error("ELP wakeup timeout!");
+ ieee80211_queue_work(wl->hw, &wl->recovery_work);
+ ret = -ETIMEDOUT;
+ goto err;
+ } else if (ret < 0) {
+ wl1271_error("ELP wakeup completion error.");
+ goto err;
+ }
+ }
+
+ clear_bit(WL1271_FLAG_IN_ELP, &wl->flags);
+
+ wl1271_debug(DEBUG_PSM, "wakeup time: %u ms",
+ jiffies_to_msecs(jiffies - start_time));
+ goto out;
+
+err:
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ wl->elp_compl = NULL;
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+ return ret;
+
+out:
+ return 0;
+}
+
+int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode,
+ u32 rates, bool send)
+{
+ int ret;
+
+ switch (mode) {
+ case STATION_POWER_SAVE_MODE:
+ wl1271_debug(DEBUG_PSM, "entering psm");
+
+ ret = wl1271_acx_wake_up_conditions(wl);
+ if (ret < 0) {
+ wl1271_error("couldn't set wake up conditions");
+ return ret;
+ }
+
+ ret = wl1271_cmd_ps_mode(wl, STATION_POWER_SAVE_MODE,
+ rates, send);
+ if (ret < 0)
+ return ret;
+
+ set_bit(WL1271_FLAG_PSM, &wl->flags);
+ break;
+ case STATION_ACTIVE_MODE:
+ default:
+ wl1271_debug(DEBUG_PSM, "leaving psm");
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ return ret;
+
+ /* disable beacon early termination */
+ ret = wl1271_acx_bet_enable(wl, false);
+ if (ret < 0)
+ return ret;
+
+ /* disable beacon filtering */
+ ret = wl1271_acx_beacon_filter_opt(wl, false);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_ps_mode(wl, STATION_ACTIVE_MODE,
+ rates, send);
+ if (ret < 0)
+ return ret;
+
+ clear_bit(WL1271_FLAG_PSM, &wl->flags);
+ break;
+ }
+
+ return ret;
+}
+
+
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __PS_H__
+#define __PS_H__
+
+#include "wl12xx.h"
+#include "acx.h"
+
+int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode,
+ u32 rates, bool send);
+void wl1271_ps_elp_sleep(struct wl1271 *wl);
+int wl1271_ps_elp_wakeup(struct wl1271 *wl, bool chip_awake);
+void wl1271_elp_work(struct work_struct *work);
+
+#endif /* __WL1271_PS_H__ */
--- /dev/null
+/*
+ * This file is part of wl12xx
+ *
+ * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __REG_H__
+#define __REG_H__
+
+#include <linux/bitops.h>
+
+#define REGISTERS_BASE 0x00300000
+#define DRPW_BASE 0x00310000
+
+#define REGISTERS_DOWN_SIZE 0x00008800
+#define REGISTERS_WORK_SIZE 0x0000b000
+
+#define HW_ACCESS_ELP_CTRL_REG_ADDR 0x1FFFC
+#define FW_STATUS_ADDR (0x14FC0 + 0xA000)
+
+/* ELP register commands */
+#define ELPCTRL_WAKE_UP 0x1
+#define ELPCTRL_WAKE_UP_WLAN_READY 0x5
+#define ELPCTRL_SLEEP 0x0
+/* ELP WLAN_READY bit */
+#define ELPCTRL_WLAN_READY 0x2
+
+/*===============================================
+ Host Software Reset - 32bit RW
+ ------------------------------------------
+ [31:1] Reserved
+ 0 SOFT_RESET Soft Reset - When this bit is set,
+ it holds the Wlan hardware in a soft reset state.
+ This reset disables all MAC and baseband processor
+ clocks except the CardBus/PCI interface clock.
+ It also initializes all MAC state machines except
+ the host interface. It does not reload the
+ contents of the EEPROM. When this bit is cleared
+ (not self-clearing), the Wlan hardware
+ exits the software reset state.
+===============================================*/
+#define ACX_REG_SLV_SOFT_RESET (REGISTERS_BASE + 0x0000)
+
+#define WL1271_SLV_REG_DATA (REGISTERS_BASE + 0x0008)
+#define WL1271_SLV_REG_ADATA (REGISTERS_BASE + 0x000c)
+#define WL1271_SLV_MEM_DATA (REGISTERS_BASE + 0x0018)
+
+#define ACX_REG_INTERRUPT_TRIG (REGISTERS_BASE + 0x0474)
+#define ACX_REG_INTERRUPT_TRIG_H (REGISTERS_BASE + 0x0478)
+
+/*=============================================
+ Host Interrupt Mask Register - 32bit (RW)
+ ------------------------------------------
+ Setting a bit in this register masks the
+ corresponding interrupt to the host.
+ 0 - RX0 - Rx first dubble buffer Data Interrupt
+ 1 - TXD - Tx Data Interrupt
+ 2 - TXXFR - Tx Transfer Interrupt
+ 3 - RX1 - Rx second dubble buffer Data Interrupt
+ 4 - RXXFR - Rx Transfer Interrupt
+ 5 - EVENT_A - Event Mailbox interrupt
+ 6 - EVENT_B - Event Mailbox interrupt
+ 7 - WNONHST - Wake On Host Interrupt
+ 8 - TRACE_A - Debug Trace interrupt
+ 9 - TRACE_B - Debug Trace interrupt
+ 10 - CDCMP - Command Complete Interrupt
+ 11 -
+ 12 -
+ 13 -
+ 14 - ICOMP - Initialization Complete Interrupt
+ 16 - SG SE - Soft Gemini - Sense enable interrupt
+ 17 - SG SD - Soft Gemini - Sense disable interrupt
+ 18 - -
+ 19 - -
+ 20 - -
+ 21- -
+ Default: 0x0001
+*==============================================*/
+#define ACX_REG_INTERRUPT_MASK (REGISTERS_BASE + 0x04DC)
+
+/*=============================================
+ Host Interrupt Mask Set 16bit, (Write only)
+ ------------------------------------------
+ Setting a bit in this register sets
+ the corresponding bin in ACX_HINT_MASK register
+ without effecting the mask
+ state of other bits (0 = no effect).
+==============================================*/
+#define ACX_REG_HINT_MASK_SET (REGISTERS_BASE + 0x04E0)
+
+/*=============================================
+ Host Interrupt Mask Clear 16bit,(Write only)
+ ------------------------------------------
+ Setting a bit in this register clears
+ the corresponding bin in ACX_HINT_MASK register
+ without effecting the mask
+ state of other bits (0 = no effect).
+=============================================*/
+#define ACX_REG_HINT_MASK_CLR (REGISTERS_BASE + 0x04E4)
+
+/*=============================================
+ Host Interrupt Status Nondestructive Read
+ 16bit,(Read only)
+ ------------------------------------------
+ The host can read this register to determine
+ which interrupts are active.
+ Reading this register doesn't
+ effect its content.
+=============================================*/
+#define ACX_REG_INTERRUPT_NO_CLEAR (REGISTERS_BASE + 0x04E8)
+
+/*=============================================
+ Host Interrupt Status Clear on Read Register
+ 16bit,(Read only)
+ ------------------------------------------
+ The host can read this register to determine
+ which interrupts are active.
+ Reading this register clears it,
+ thus making all interrupts inactive.
+==============================================*/
+#define ACX_REG_INTERRUPT_CLEAR (REGISTERS_BASE + 0x04F8)
+
+/*=============================================
+ Host Interrupt Acknowledge Register
+ 16bit,(Write only)
+ ------------------------------------------
+ The host can set individual bits in this
+ register to clear (acknowledge) the corresp.
+ interrupt status bits in the HINT_STS_CLR and
+ HINT_STS_ND registers, thus making the
+ assotiated interrupt inactive. (0-no effect)
+==============================================*/
+#define ACX_REG_INTERRUPT_ACK (REGISTERS_BASE + 0x04F0)
+
+#define RX_DRIVER_COUNTER_ADDRESS (REGISTERS_BASE + 0x0538)
+
+/* Device Configuration registers*/
+#define SOR_CFG (REGISTERS_BASE + 0x0800)
+
+/* Embedded ARM CPU Control */
+
+/*===============================================
+ Halt eCPU - 32bit RW
+ ------------------------------------------
+ 0 HALT_ECPU Halt Embedded CPU - This bit is the
+ compliment of bit 1 (MDATA2) in the SOR_CFG register.
+ During a hardware reset, this bit holds
+ the inverse of MDATA2.
+ When downloading firmware from the host,
+ set this bit (pull down MDATA2).
+ The host clears this bit after downloading the firmware into
+ zero-wait-state SSRAM.
+ When loading firmware from Flash, clear this bit (pull up MDATA2)
+ so that the eCPU can run the bootloader code in Flash
+ HALT_ECPU eCPU State
+ --------------------
+ 1 halt eCPU
+ 0 enable eCPU
+ ===============================================*/
+#define ACX_REG_ECPU_CONTROL (REGISTERS_BASE + 0x0804)
+
+#define HI_CFG (REGISTERS_BASE + 0x0808)
+
+/*===============================================
+ EEPROM Burst Read Start - 32bit RW
+ ------------------------------------------
+ [31:1] Reserved
+ 0 ACX_EE_START - EEPROM Burst Read Start 0
+ Setting this bit starts a burst read from
+ the external EEPROM.
+ If this bit is set (after reset) before an EEPROM read/write,
+ the burst read starts at EEPROM address 0.
+ Otherwise, it starts at the address
+ following the address of the previous access.
+ TheWlan hardware hardware clears this bit automatically.
+
+ Default: 0x00000000
+*================================================*/
+#define ACX_REG_EE_START (REGISTERS_BASE + 0x080C)
+
+#define OCP_POR_CTR (REGISTERS_BASE + 0x09B4)
+#define OCP_DATA_WRITE (REGISTERS_BASE + 0x09B8)
+#define OCP_DATA_READ (REGISTERS_BASE + 0x09BC)
+#define OCP_CMD (REGISTERS_BASE + 0x09C0)
+
+#define WL1271_HOST_WR_ACCESS (REGISTERS_BASE + 0x09F8)
+
+#define CHIP_ID_B (REGISTERS_BASE + 0x5674)
+
+#define CHIP_ID_1271_PG10 (0x4030101)
+#define CHIP_ID_1271_PG20 (0x4030111)
+
+#define ENABLE (REGISTERS_BASE + 0x5450)
+
+/* Power Management registers */
+#define ELP_CFG_MODE (REGISTERS_BASE + 0x5804)
+#define ELP_CMD (REGISTERS_BASE + 0x5808)
+#define PLL_CAL_TIME (REGISTERS_BASE + 0x5810)
+#define CLK_REQ_TIME (REGISTERS_BASE + 0x5814)
+#define CLK_BUF_TIME (REGISTERS_BASE + 0x5818)
+
+#define CFG_PLL_SYNC_CNT (REGISTERS_BASE + 0x5820)
+
+/* Scratch Pad registers*/
+#define SCR_PAD0 (REGISTERS_BASE + 0x5608)
+#define SCR_PAD1 (REGISTERS_BASE + 0x560C)
+#define SCR_PAD2 (REGISTERS_BASE + 0x5610)
+#define SCR_PAD3 (REGISTERS_BASE + 0x5614)
+#define SCR_PAD4 (REGISTERS_BASE + 0x5618)
+#define SCR_PAD4_SET (REGISTERS_BASE + 0x561C)
+#define SCR_PAD4_CLR (REGISTERS_BASE + 0x5620)
+#define SCR_PAD5 (REGISTERS_BASE + 0x5624)
+#define SCR_PAD5_SET (REGISTERS_BASE + 0x5628)
+#define SCR_PAD5_CLR (REGISTERS_BASE + 0x562C)
+#define SCR_PAD6 (REGISTERS_BASE + 0x5630)
+#define SCR_PAD7 (REGISTERS_BASE + 0x5634)
+#define SCR_PAD8 (REGISTERS_BASE + 0x5638)
+#define SCR_PAD9 (REGISTERS_BASE + 0x563C)
+
+/* Spare registers*/
+#define SPARE_A1 (REGISTERS_BASE + 0x0994)
+#define SPARE_A2 (REGISTERS_BASE + 0x0998)
+#define SPARE_A3 (REGISTERS_BASE + 0x099C)
+#define SPARE_A4 (REGISTERS_BASE + 0x09A0)
+#define SPARE_A5 (REGISTERS_BASE + 0x09A4)
+#define SPARE_A6 (REGISTERS_BASE + 0x09A8)
+#define SPARE_A7 (REGISTERS_BASE + 0x09AC)
+#define SPARE_A8 (REGISTERS_BASE + 0x09B0)
+#define SPARE_B1 (REGISTERS_BASE + 0x5420)
+#define SPARE_B2 (REGISTERS_BASE + 0x5424)
+#define SPARE_B3 (REGISTERS_BASE + 0x5428)
+#define SPARE_B4 (REGISTERS_BASE + 0x542C)
+#define SPARE_B5 (REGISTERS_BASE + 0x5430)
+#define SPARE_B6 (REGISTERS_BASE + 0x5434)
+#define SPARE_B7 (REGISTERS_BASE + 0x5438)
+#define SPARE_B8 (REGISTERS_BASE + 0x543C)
+
+#define PLL_PARAMETERS (REGISTERS_BASE + 0x6040)
+#define WU_COUNTER_PAUSE (REGISTERS_BASE + 0x6008)
+#define WELP_ARM_COMMAND (REGISTERS_BASE + 0x6100)
+#define DRPW_SCRATCH_START (DRPW_BASE + 0x002C)
+
+
+#define ACX_SLV_SOFT_RESET_BIT BIT(1)
+#define ACX_REG_EEPROM_START_BIT BIT(1)
+
+/* Command/Information Mailbox Pointers */
+
+/*===============================================
+ Command Mailbox Pointer - 32bit RW
+ ------------------------------------------
+ This register holds the start address of
+ the command mailbox located in the Wlan hardware memory.
+ The host must read this pointer after a reset to
+ find the location of the command mailbox.
+ The Wlan hardware initializes the command mailbox
+ pointer with the default address of the command mailbox.
+ The command mailbox pointer is not valid until after
+ the host receives the Init Complete interrupt from
+ the Wlan hardware.
+ ===============================================*/
+#define REG_COMMAND_MAILBOX_PTR (SCR_PAD0)
+
+/*===============================================
+ Information Mailbox Pointer - 32bit RW
+ ------------------------------------------
+ This register holds the start address of
+ the information mailbox located in the Wlan hardware memory.
+ The host must read this pointer after a reset to find
+ the location of the information mailbox.
+ The Wlan hardware initializes the information mailbox pointer
+ with the default address of the information mailbox.
+ The information mailbox pointer is not valid
+ until after the host receives the Init Complete interrupt from
+ the Wlan hardware.
+ ===============================================*/
+#define REG_EVENT_MAILBOX_PTR (SCR_PAD1)
+
+
+/* Misc */
+
+#define REG_ENABLE_TX_RX (ENABLE)
+/*
+ * Rx configuration (filter) information element
+ * ---------------------------------------------
+ */
+#define REG_RX_CONFIG (RX_CFG)
+#define REG_RX_FILTER (RX_FILTER_CFG)
+
+
+#define RX_CFG_ENABLE_PHY_HEADER_PLCP 0x0002
+
+/* promiscuous - receives all valid frames */
+#define RX_CFG_PROMISCUOUS 0x0008
+
+/* receives frames from any BSSID */
+#define RX_CFG_BSSID 0x0020
+
+/* receives frames destined to any MAC address */
+#define RX_CFG_MAC 0x0010
+
+#define RX_CFG_ENABLE_ONLY_MY_DEST_MAC 0x0010
+#define RX_CFG_ENABLE_ANY_DEST_MAC 0x0000
+#define RX_CFG_ENABLE_ONLY_MY_BSSID 0x0020
+#define RX_CFG_ENABLE_ANY_BSSID 0x0000
+
+/* discards all broadcast frames */
+#define RX_CFG_DISABLE_BCAST 0x0200
+
+#define RX_CFG_ENABLE_ONLY_MY_SSID 0x0400
+#define RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR 0x0800
+#define RX_CFG_COPY_RX_STATUS 0x2000
+#define RX_CFG_TSF 0x10000
+
+#define RX_CONFIG_OPTION_ANY_DST_MY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \
+ RX_CFG_ENABLE_ONLY_MY_BSSID)
+
+#define RX_CONFIG_OPTION_MY_DST_ANY_BSS (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\
+ | RX_CFG_ENABLE_ANY_BSSID)
+
+#define RX_CONFIG_OPTION_ANY_DST_ANY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \
+ RX_CFG_ENABLE_ANY_BSSID)
+
+#define RX_CONFIG_OPTION_MY_DST_MY_BSS (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\
+ | RX_CFG_ENABLE_ONLY_MY_BSSID)
+
+#define RX_CONFIG_OPTION_FOR_SCAN (RX_CFG_ENABLE_PHY_HEADER_PLCP \
+ | RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR \
+ | RX_CFG_COPY_RX_STATUS | RX_CFG_TSF)
+
+#define RX_CONFIG_OPTION_FOR_MEASUREMENT (RX_CFG_ENABLE_ANY_DEST_MAC)
+
+#define RX_CONFIG_OPTION_FOR_JOIN (RX_CFG_ENABLE_ONLY_MY_BSSID | \
+ RX_CFG_ENABLE_ONLY_MY_DEST_MAC)
+
+#define RX_CONFIG_OPTION_FOR_IBSS_JOIN (RX_CFG_ENABLE_ONLY_MY_SSID | \
+ RX_CFG_ENABLE_ONLY_MY_DEST_MAC)
+
+#define RX_FILTER_OPTION_DEF (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\
+ | CFG_RX_CTL_EN | CFG_RX_BCN_EN\
+ | CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN)
+
+#define RX_FILTER_OPTION_FILTER_ALL 0
+
+#define RX_FILTER_OPTION_DEF_PRSP_BCN (CFG_RX_PRSP_EN | CFG_RX_MGMT_EN\
+ | CFG_RX_RCTS_ACK | CFG_RX_BCN_EN)
+
+#define RX_FILTER_OPTION_JOIN (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\
+ | CFG_RX_BCN_EN | CFG_RX_AUTH_EN\
+ | CFG_RX_ASSOC_EN | CFG_RX_RCTS_ACK\
+ | CFG_RX_PRSP_EN)
+
+
+/*===============================================
+ EEPROM Read/Write Request 32bit RW
+ ------------------------------------------
+ 1 EE_READ - EEPROM Read Request 1 - Setting this bit
+ loads a single byte of data into the EE_DATA
+ register from the EEPROM location specified in
+ the EE_ADDR register.
+ The Wlan hardware hardware clears this bit automatically.
+ EE_DATA is valid when this bit is cleared.
+
+ 0 EE_WRITE - EEPROM Write Request - Setting this bit
+ writes a single byte of data from the EE_DATA register into the
+ EEPROM location specified in the EE_ADDR register.
+ The Wlan hardware hardware clears this bit automatically.
+*===============================================*/
+#define ACX_EE_CTL_REG EE_CTL
+#define EE_WRITE 0x00000001ul
+#define EE_READ 0x00000002ul
+
+/*===============================================
+ EEPROM Address - 32bit RW
+ ------------------------------------------
+ This register specifies the address
+ within the EEPROM from/to which to read/write data.
+ ===============================================*/
+#define ACX_EE_ADDR_REG EE_ADDR
+
+/*===============================================
+ EEPROM Data - 32bit RW
+ ------------------------------------------
+ This register either holds the read 8 bits of
+ data from the EEPROM or the write data
+ to be written to the EEPROM.
+ ===============================================*/
+#define ACX_EE_DATA_REG EE_DATA
+
+/*===============================================
+ EEPROM Base Address - 32bit RW
+ ------------------------------------------
+ This register holds the upper nine bits
+ [23:15] of the 24-bit Wlan hardware memory
+ address for burst reads from EEPROM accesses.
+ The EEPROM provides the lower 15 bits of this address.
+ The MSB of the address from the EEPROM is ignored.
+ ===============================================*/
+#define ACX_EE_CFG EE_CFG
+
+/*===============================================
+ GPIO Output Values -32bit, RW
+ ------------------------------------------
+ [31:16] Reserved
+ [15: 0] Specify the output values (at the output driver inputs) for
+ GPIO[15:0], respectively.
+ ===============================================*/
+#define ACX_GPIO_OUT_REG GPIO_OUT
+#define ACX_MAX_GPIO_LINES 15
+
+/*===============================================
+ Contention window -32bit, RW
+ ------------------------------------------
+ [31:26] Reserved
+ [25:16] Max (0x3ff)
+ [15:07] Reserved
+ [06:00] Current contention window value - default is 0x1F
+ ===============================================*/
+#define ACX_CONT_WIND_CFG_REG CONT_WIND_CFG
+#define ACX_CONT_WIND_MIN_MASK 0x0000007f
+#define ACX_CONT_WIND_MAX 0x03ff0000
+
+/*===============================================
+ HI_CFG Interface Configuration Register Values
+ ------------------------------------------
+ ===============================================*/
+#define HI_CFG_UART_ENABLE 0x00000004
+#define HI_CFG_RST232_ENABLE 0x00000008
+#define HI_CFG_CLOCK_REQ_SELECT 0x00000010
+#define HI_CFG_HOST_INT_ENABLE 0x00000020
+#define HI_CFG_VLYNQ_OUTPUT_ENABLE 0x00000040
+#define HI_CFG_HOST_INT_ACTIVE_LOW 0x00000080
+#define HI_CFG_UART_TX_OUT_GPIO_15 0x00000100
+#define HI_CFG_UART_TX_OUT_GPIO_14 0x00000200
+#define HI_CFG_UART_TX_OUT_GPIO_7 0x00000400
+
+/*
+ * NOTE: USE_ACTIVE_HIGH compilation flag should be defined in makefile
+ * for platforms using active high interrupt level
+ */
+#ifdef USE_ACTIVE_HIGH
+#define HI_CFG_DEF_VAL \
+ (HI_CFG_UART_ENABLE | \
+ HI_CFG_RST232_ENABLE | \
+ HI_CFG_CLOCK_REQ_SELECT | \
+ HI_CFG_HOST_INT_ENABLE)
+#else
+#define HI_CFG_DEF_VAL \
+ (HI_CFG_UART_ENABLE | \
+ HI_CFG_RST232_ENABLE | \
+ HI_CFG_CLOCK_REQ_SELECT | \
+ HI_CFG_HOST_INT_ENABLE)
+
+#endif
+
+#define REF_FREQ_19_2 0
+#define REF_FREQ_26_0 1
+#define REF_FREQ_38_4 2
+#define REF_FREQ_40_0 3
+#define REF_FREQ_33_6 4
+#define REF_FREQ_NUM 5
+
+#define LUT_PARAM_INTEGER_DIVIDER 0
+#define LUT_PARAM_FRACTIONAL_DIVIDER 1
+#define LUT_PARAM_ATTN_BB 2
+#define LUT_PARAM_ALPHA_BB 3
+#define LUT_PARAM_STOP_TIME_BB 4
+#define LUT_PARAM_BB_PLL_LOOP_FILTER 5
+#define LUT_PARAM_NUM 6
+
+#define ACX_EEPROMLESS_IND_REG (SCR_PAD4)
+#define USE_EEPROM 0
+#define SOFT_RESET_MAX_TIME 1000000
+#define SOFT_RESET_STALL_TIME 1000
+#define NVS_DATA_BUNDARY_ALIGNMENT 4
+
+
+/* Firmware image load chunk size */
+#define CHUNK_SIZE 512
+
+/* Firmware image header size */
+#define FW_HDR_SIZE 8
+
+#define ECPU_CONTROL_HALT 0x00000101
+
+
+/******************************************************************************
+
+ CHANNELS, BAND & REG DOMAINS definitions
+
+******************************************************************************/
+
+
+enum {
+ RADIO_BAND_2_4GHZ = 0, /* 2.4 Ghz band */
+ RADIO_BAND_5GHZ = 1, /* 5 Ghz band */
+ RADIO_BAND_JAPAN_4_9_GHZ = 2,
+ DEFAULT_BAND = RADIO_BAND_2_4GHZ,
+ INVALID_BAND = 0xFE,
+ MAX_RADIO_BANDS = 0xFF
+};
+
+#define SHORT_PREAMBLE_BIT BIT(0) /* CCK or Barker depending on the rate */
+#define OFDM_RATE_BIT BIT(6)
+#define PBCC_RATE_BIT BIT(7)
+
+enum {
+ CCK_LONG = 0,
+ CCK_SHORT = SHORT_PREAMBLE_BIT,
+ PBCC_LONG = PBCC_RATE_BIT,
+ PBCC_SHORT = PBCC_RATE_BIT | SHORT_PREAMBLE_BIT,
+ OFDM = OFDM_RATE_BIT
+};
+
+/******************************************************************************
+
+Transmit-Descriptor RATE-SET field definitions...
+
+Define a new "Rate-Set" for TX path that incorporates the
+Rate & Modulation info into a single 16-bit field.
+
+TxdRateSet_t:
+b15 - Indicates Preamble type (1=SHORT, 0=LONG).
+ Notes:
+ Must be LONG (0) for 1Mbps rate.
+ Does not apply (set to 0) for RevG-OFDM rates.
+b14 - Indicates PBCC encoding (1=PBCC, 0=not).
+ Notes:
+ Does not apply (set to 0) for rates 1 and 2 Mbps.
+ Does not apply (set to 0) for RevG-OFDM rates.
+b13 - Unused (set to 0).
+b12-b0 - Supported Rate indicator bits as defined below.
+
+******************************************************************************/
+
+
+/*************************************************************************
+
+ Interrupt Trigger Register (Host -> WiLink)
+
+**************************************************************************/
+
+/* Hardware to Embedded CPU Interrupts - first 32-bit register set */
+
+/*
+ * Host Command Interrupt. Setting this bit masks
+ * the interrupt that the host issues to inform
+ * the FW that it has sent a command
+ * to the Wlan hardware Command Mailbox.
+ */
+#define INTR_TRIG_CMD BIT(0)
+
+/*
+ * Host Event Acknowlegde Interrupt. The host
+ * sets this bit to acknowledge that it received
+ * the unsolicited information from the event
+ * mailbox.
+ */
+#define INTR_TRIG_EVENT_ACK BIT(1)
+
+/*
+ * The host sets this bit to inform the Wlan
+ * FW that a TX packet is in the XFER
+ * Buffer #0.
+ */
+#define INTR_TRIG_TX_PROC0 BIT(2)
+
+/*
+ * The host sets this bit to inform the FW
+ * that it read a packet from RX XFER
+ * Buffer #0.
+ */
+#define INTR_TRIG_RX_PROC0 BIT(3)
+
+#define INTR_TRIG_DEBUG_ACK BIT(4)
+
+#define INTR_TRIG_STATE_CHANGED BIT(5)
+
+
+/* Hardware to Embedded CPU Interrupts - second 32-bit register set */
+
+/*
+ * The host sets this bit to inform the FW
+ * that it read a packet from RX XFER
+ * Buffer #1.
+ */
+#define INTR_TRIG_RX_PROC1 BIT(17)
+
+/*
+ * The host sets this bit to inform the Wlan
+ * hardware that a TX packet is in the XFER
+ * Buffer #1.
+ */
+#define INTR_TRIG_TX_PROC1 BIT(18)
+
+#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/gfp.h>
+
+#include "wl12xx.h"
+#include "acx.h"
+#include "reg.h"
+#include "rx.h"
+#include "io.h"
+
+static u8 wl1271_rx_get_mem_block(struct wl1271_fw_status *status,
+ u32 drv_rx_counter)
+{
+ return le32_to_cpu(status->rx_pkt_descs[drv_rx_counter]) &
+ RX_MEM_BLOCK_MASK;
+}
+
+static u32 wl1271_rx_get_buf_size(struct wl1271_fw_status *status,
+ u32 drv_rx_counter)
+{
+ return (le32_to_cpu(status->rx_pkt_descs[drv_rx_counter]) &
+ RX_BUF_SIZE_MASK) >> RX_BUF_SIZE_SHIFT_DIV;
+}
+
+static void wl1271_rx_status(struct wl1271 *wl,
+ struct wl1271_rx_descriptor *desc,
+ struct ieee80211_rx_status *status,
+ u8 beacon)
+{
+ enum ieee80211_band desc_band;
+
+ memset(status, 0, sizeof(struct ieee80211_rx_status));
+
+ status->band = wl->band;
+
+ if ((desc->flags & WL1271_RX_DESC_BAND_MASK) == WL1271_RX_DESC_BAND_BG)
+ desc_band = IEEE80211_BAND_2GHZ;
+ else
+ desc_band = IEEE80211_BAND_5GHZ;
+
+ status->rate_idx = wl1271_rate_to_idx(desc->rate, desc_band);
+
+#ifdef CONFIG_WL12XX_HT
+ /* 11n support */
+ if (desc->rate <= CONF_HW_RXTX_RATE_MCS0)
+ status->flag |= RX_FLAG_HT;
+#endif
+
+ status->signal = desc->rssi;
+
+ /*
+ * FIXME: In wl1251, the SNR should be divided by two. In wl1271 we
+ * need to divide by two for now, but TI has been discussing about
+ * changing it. This needs to be rechecked.
+ */
+ wl->noise = desc->rssi - (desc->snr >> 1);
+
+ status->freq = ieee80211_channel_to_frequency(desc->channel);
+
+ if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) {
+ status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED;
+
+ if (likely(!(desc->status & WL1271_RX_DESC_DECRYPT_FAIL)))
+ status->flag |= RX_FLAG_DECRYPTED;
+ if (unlikely(desc->status & WL1271_RX_DESC_MIC_FAIL))
+ status->flag |= RX_FLAG_MMIC_ERROR;
+ }
+}
+
+static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length)
+{
+ struct wl1271_rx_descriptor *desc;
+ struct sk_buff *skb;
+ u16 *fc;
+ u8 *buf;
+ u8 beacon = 0;
+
+ /*
+ * In PLT mode we seem to get frames and mac80211 warns about them,
+ * workaround this by not retrieving them at all.
+ */
+ if (unlikely(wl->state == WL1271_STATE_PLT))
+ return -EINVAL;
+
+ skb = __dev_alloc_skb(length, GFP_KERNEL);
+ if (!skb) {
+ wl1271_error("Couldn't allocate RX frame");
+ return -ENOMEM;
+ }
+
+ buf = skb_put(skb, length);
+ memcpy(buf, data, length);
+
+ /* the data read starts with the descriptor */
+ desc = (struct wl1271_rx_descriptor *) buf;
+
+ /* now we pull the descriptor out of the buffer */
+ skb_pull(skb, sizeof(*desc));
+
+ fc = (u16 *)skb->data;
+ if ((*fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON)
+ beacon = 1;
+
+ wl1271_rx_status(wl, desc, IEEE80211_SKB_RXCB(skb), beacon);
+
+ wl1271_debug(DEBUG_RX, "rx skb 0x%p: %d B %s", skb, skb->len,
+ beacon ? "beacon" : "");
+
+ skb_trim(skb, skb->len - desc->pad_len);
+
+ ieee80211_rx_ni(wl->hw, skb);
+
+ return 0;
+}
+
+void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_status *status)
+{
+ struct wl1271_acx_mem_map *wl_mem_map = wl->target_mem_map;
+ u32 buf_size;
+ u32 fw_rx_counter = status->fw_rx_counter & NUM_RX_PKT_DESC_MOD_MASK;
+ u32 drv_rx_counter = wl->rx_counter & NUM_RX_PKT_DESC_MOD_MASK;
+ u32 rx_counter;
+ u32 mem_block;
+ u32 pkt_length;
+ u32 pkt_offset;
+
+ while (drv_rx_counter != fw_rx_counter) {
+ buf_size = 0;
+ rx_counter = drv_rx_counter;
+ while (rx_counter != fw_rx_counter) {
+ pkt_length = wl1271_rx_get_buf_size(status, rx_counter);
+ if (buf_size + pkt_length > WL1271_AGGR_BUFFER_SIZE)
+ break;
+ buf_size += pkt_length;
+ rx_counter++;
+ rx_counter &= NUM_RX_PKT_DESC_MOD_MASK;
+ }
+
+ if (buf_size == 0) {
+ wl1271_warning("received empty data");
+ break;
+ }
+
+ /*
+ * Choose the block we want to read
+ * For aggregated packets, only the first memory block should
+ * be retrieved. The FW takes care of the rest.
+ */
+ mem_block = wl1271_rx_get_mem_block(status, drv_rx_counter);
+ wl->rx_mem_pool_addr.addr = (mem_block << 8) +
+ le32_to_cpu(wl_mem_map->packet_memory_pool_start);
+ wl->rx_mem_pool_addr.addr_extra =
+ wl->rx_mem_pool_addr.addr + 4;
+ wl1271_write(wl, WL1271_SLV_REG_DATA, &wl->rx_mem_pool_addr,
+ sizeof(wl->rx_mem_pool_addr), false);
+
+ /* Read all available packets at once */
+ wl1271_read(wl, WL1271_SLV_MEM_DATA, wl->aggr_buf,
+ buf_size, true);
+
+ /* Split data into separate packets */
+ pkt_offset = 0;
+ while (pkt_offset < buf_size) {
+ pkt_length = wl1271_rx_get_buf_size(status,
+ drv_rx_counter);
+ /*
+ * the handle data call can only fail in memory-outage
+ * conditions, in that case the received frame will just
+ * be dropped.
+ */
+ wl1271_rx_handle_data(wl,
+ wl->aggr_buf + pkt_offset,
+ pkt_length);
+ wl->rx_counter++;
+ drv_rx_counter++;
+ drv_rx_counter &= NUM_RX_PKT_DESC_MOD_MASK;
+ pkt_offset += pkt_length;
+ }
+ }
+ wl1271_write32(wl, RX_DRIVER_COUNTER_ADDRESS,
+ cpu_to_le32(wl->rx_counter));
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __RX_H__
+#define __RX_H__
+
+#include <linux/bitops.h>
+
+#define WL1271_RX_MAX_RSSI -30
+#define WL1271_RX_MIN_RSSI -95
+
+#define WL1271_RX_ALIGN_TO 4
+#define WL1271_RX_ALIGN(len) (((len) + WL1271_RX_ALIGN_TO - 1) & \
+ ~(WL1271_RX_ALIGN_TO - 1))
+
+#define SHORT_PREAMBLE_BIT BIT(0)
+#define OFDM_RATE_BIT BIT(6)
+#define PBCC_RATE_BIT BIT(7)
+
+#define PLCP_HEADER_LENGTH 8
+#define RX_DESC_PACKETID_SHIFT 11
+#define RX_MAX_PACKET_ID 3
+
+#define NUM_RX_PKT_DESC_MOD_MASK 7
+
+#define RX_DESC_VALID_FCS 0x0001
+#define RX_DESC_MATCH_RXADDR1 0x0002
+#define RX_DESC_MCAST 0x0004
+#define RX_DESC_STAINTIM 0x0008
+#define RX_DESC_VIRTUAL_BM 0x0010
+#define RX_DESC_BCAST 0x0020
+#define RX_DESC_MATCH_SSID 0x0040
+#define RX_DESC_MATCH_BSSID 0x0080
+#define RX_DESC_ENCRYPTION_MASK 0x0300
+#define RX_DESC_MEASURMENT 0x0400
+#define RX_DESC_SEQNUM_MASK 0x1800
+#define RX_DESC_MIC_FAIL 0x2000
+#define RX_DESC_DECRYPT_FAIL 0x4000
+
+/*
+ * RX Descriptor flags:
+ *
+ * Bits 0-1 - band
+ * Bit 2 - STBC
+ * Bit 3 - A-MPDU
+ * Bit 4 - HT
+ * Bits 5-7 - encryption
+ */
+#define WL1271_RX_DESC_BAND_MASK 0x03
+#define WL1271_RX_DESC_ENCRYPT_MASK 0xE0
+
+#define WL1271_RX_DESC_BAND_BG 0x00
+#define WL1271_RX_DESC_BAND_J 0x01
+#define WL1271_RX_DESC_BAND_A 0x02
+
+#define WL1271_RX_DESC_STBC BIT(2)
+#define WL1271_RX_DESC_A_MPDU BIT(3)
+#define WL1271_RX_DESC_HT BIT(4)
+
+#define WL1271_RX_DESC_ENCRYPT_WEP 0x20
+#define WL1271_RX_DESC_ENCRYPT_TKIP 0x40
+#define WL1271_RX_DESC_ENCRYPT_AES 0x60
+#define WL1271_RX_DESC_ENCRYPT_GEM 0x80
+
+/*
+ * RX Descriptor status
+ *
+ * Bits 0-2 - status
+ * Bits 3-7 - reserved
+ */
+#define WL1271_RX_DESC_STATUS_MASK 0x07
+
+#define WL1271_RX_DESC_SUCCESS 0x00
+#define WL1271_RX_DESC_DECRYPT_FAIL 0x01
+#define WL1271_RX_DESC_MIC_FAIL 0x02
+#define WL1271_RX_DESC_DRIVER_RX_Q_FAIL 0x03
+
+#define RX_MEM_BLOCK_MASK 0xFF
+#define RX_BUF_SIZE_MASK 0xFFF00
+#define RX_BUF_SIZE_SHIFT_DIV 6
+
+struct wl1271_rx_descriptor {
+ __le16 length;
+ u8 status;
+ u8 flags;
+ u8 rate;
+ u8 channel;
+ s8 rssi;
+ u8 snr;
+ __le32 timestamp;
+ u8 packet_class;
+ u8 process_id;
+ u8 pad_len;
+ u8 reserved;
+} __packed;
+
+void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_status *status);
+u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band);
+
+#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/ieee80211.h>
+
+#include "wl12xx.h"
+#include "cmd.h"
+#include "scan.h"
+#include "acx.h"
+
+void wl1271_scan_complete_work(struct work_struct *work)
+{
+ struct delayed_work *dwork;
+ struct wl1271 *wl;
+
+ dwork = container_of(work, struct delayed_work, work);
+ wl = container_of(dwork, struct wl1271, scan_complete_work);
+
+ wl1271_debug(DEBUG_SCAN, "Scanning complete");
+
+ mutex_lock(&wl->mutex);
+
+ if (wl->scan.state == WL1271_SCAN_STATE_IDLE) {
+ mutex_unlock(&wl->mutex);
+ return;
+ }
+
+ wl->scan.state = WL1271_SCAN_STATE_IDLE;
+ kfree(wl->scan.scanned_ch);
+ wl->scan.scanned_ch = NULL;
+ wl->scan.req = NULL;
+ ieee80211_scan_completed(wl->hw, false);
+
+ if (wl->scan.failed) {
+ wl1271_info("Scan completed due to error.");
+ ieee80211_queue_work(wl->hw, &wl->recovery_work);
+ }
+ mutex_unlock(&wl->mutex);
+
+}
+
+
+static int wl1271_get_scan_channels(struct wl1271 *wl,
+ struct cfg80211_scan_request *req,
+ struct basic_scan_channel_params *channels,
+ enum ieee80211_band band, bool passive)
+{
+ struct conf_scan_settings *c = &wl->conf.scan;
+ int i, j;
+ u32 flags;
+
+ for (i = 0, j = 0;
+ i < req->n_channels && j < WL1271_SCAN_MAX_CHANNELS;
+ i++) {
+
+ flags = req->channels[i]->flags;
+
+ if (!wl->scan.scanned_ch[i] &&
+ !(flags & IEEE80211_CHAN_DISABLED) &&
+ ((!!(flags & IEEE80211_CHAN_PASSIVE_SCAN)) == passive) &&
+ (req->channels[i]->band == band)) {
+
+ wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ",
+ req->channels[i]->band,
+ req->channels[i]->center_freq);
+ wl1271_debug(DEBUG_SCAN, "hw_value %d, flags %X",
+ req->channels[i]->hw_value,
+ req->channels[i]->flags);
+ wl1271_debug(DEBUG_SCAN,
+ "max_antenna_gain %d, max_power %d",
+ req->channels[i]->max_antenna_gain,
+ req->channels[i]->max_power);
+ wl1271_debug(DEBUG_SCAN, "beacon_found %d",
+ req->channels[i]->beacon_found);
+
+ if (!passive) {
+ channels[j].min_duration =
+ cpu_to_le32(c->min_dwell_time_active);
+ channels[j].max_duration =
+ cpu_to_le32(c->max_dwell_time_active);
+ } else {
+ channels[j].min_duration =
+ cpu_to_le32(c->min_dwell_time_passive);
+ channels[j].max_duration =
+ cpu_to_le32(c->max_dwell_time_passive);
+ }
+ channels[j].early_termination = 0;
+ channels[j].tx_power_att = req->channels[i]->max_power;
+ channels[j].channel = req->channels[i]->hw_value;
+
+ memset(&channels[j].bssid_lsb, 0xff, 4);
+ memset(&channels[j].bssid_msb, 0xff, 2);
+
+ /* Mark the channels we already used */
+ wl->scan.scanned_ch[i] = true;
+
+ j++;
+ }
+ }
+
+ return j;
+}
+
+#define WL1271_NOTHING_TO_SCAN 1
+
+static int wl1271_scan_send(struct wl1271 *wl, enum ieee80211_band band,
+ bool passive, u32 basic_rate)
+{
+ struct wl1271_cmd_scan *cmd;
+ struct wl1271_cmd_trigger_scan_to *trigger;
+ int ret;
+ u16 scan_options = 0;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ trigger = kzalloc(sizeof(*trigger), GFP_KERNEL);
+ if (!cmd || !trigger) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* We always use high priority scans */
+ scan_options = WL1271_SCAN_OPT_PRIORITY_HIGH;
+
+ /* No SSIDs means that we have a forced passive scan */
+ if (passive || wl->scan.req->n_ssids == 0)
+ scan_options |= WL1271_SCAN_OPT_PASSIVE;
+
+ cmd->params.scan_options = cpu_to_le16(scan_options);
+
+ cmd->params.n_ch = wl1271_get_scan_channels(wl, wl->scan.req,
+ cmd->channels,
+ band, passive);
+ if (cmd->params.n_ch == 0) {
+ ret = WL1271_NOTHING_TO_SCAN;
+ goto out;
+ }
+
+ cmd->params.tx_rate = cpu_to_le32(basic_rate);
+ cmd->params.rx_config_options = cpu_to_le32(CFG_RX_ALL_GOOD);
+ cmd->params.rx_filter_options =
+ cpu_to_le32(CFG_RX_PRSP_EN | CFG_RX_MGMT_EN | CFG_RX_BCN_EN);
+
+ cmd->params.n_probe_reqs = wl->conf.scan.num_probe_reqs;
+ cmd->params.tx_rate = cpu_to_le32(basic_rate);
+ cmd->params.tid_trigger = 0;
+ cmd->params.scan_tag = WL1271_SCAN_DEFAULT_TAG;
+
+ if (band == IEEE80211_BAND_2GHZ)
+ cmd->params.band = WL1271_SCAN_BAND_2_4_GHZ;
+ else
+ cmd->params.band = WL1271_SCAN_BAND_5_GHZ;
+
+ if (wl->scan.ssid_len && wl->scan.ssid) {
+ cmd->params.ssid_len = wl->scan.ssid_len;
+ memcpy(cmd->params.ssid, wl->scan.ssid, wl->scan.ssid_len);
+ }
+
+ ret = wl1271_cmd_build_probe_req(wl, wl->scan.ssid, wl->scan.ssid_len,
+ wl->scan.req->ie, wl->scan.req->ie_len,
+ band);
+ if (ret < 0) {
+ wl1271_error("PROBE request template failed");
+ goto out;
+ }
+
+ /* disable the timeout */
+ trigger->timeout = 0;
+ ret = wl1271_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger,
+ sizeof(*trigger), 0);
+ if (ret < 0) {
+ wl1271_error("trigger scan to failed for hw scan");
+ goto out;
+ }
+
+ wl1271_dump(DEBUG_SCAN, "SCAN: ", cmd, sizeof(*cmd));
+
+ ret = wl1271_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd), 0);
+ if (ret < 0) {
+ wl1271_error("SCAN failed");
+ goto out;
+ }
+
+out:
+ kfree(cmd);
+ kfree(trigger);
+ return ret;
+}
+
+void wl1271_scan_stm(struct wl1271 *wl)
+{
+ int ret = 0;
+
+ switch (wl->scan.state) {
+ case WL1271_SCAN_STATE_IDLE:
+ break;
+
+ case WL1271_SCAN_STATE_2GHZ_ACTIVE:
+ ret = wl1271_scan_send(wl, IEEE80211_BAND_2GHZ, false,
+ wl->conf.tx.basic_rate);
+ if (ret == WL1271_NOTHING_TO_SCAN) {
+ wl->scan.state = WL1271_SCAN_STATE_2GHZ_PASSIVE;
+ wl1271_scan_stm(wl);
+ }
+
+ break;
+
+ case WL1271_SCAN_STATE_2GHZ_PASSIVE:
+ ret = wl1271_scan_send(wl, IEEE80211_BAND_2GHZ, true,
+ wl->conf.tx.basic_rate);
+ if (ret == WL1271_NOTHING_TO_SCAN) {
+ if (wl->enable_11a)
+ wl->scan.state = WL1271_SCAN_STATE_5GHZ_ACTIVE;
+ else
+ wl->scan.state = WL1271_SCAN_STATE_DONE;
+ wl1271_scan_stm(wl);
+ }
+
+ break;
+
+ case WL1271_SCAN_STATE_5GHZ_ACTIVE:
+ ret = wl1271_scan_send(wl, IEEE80211_BAND_5GHZ, false,
+ wl->conf.tx.basic_rate_5);
+ if (ret == WL1271_NOTHING_TO_SCAN) {
+ wl->scan.state = WL1271_SCAN_STATE_5GHZ_PASSIVE;
+ wl1271_scan_stm(wl);
+ }
+
+ break;
+
+ case WL1271_SCAN_STATE_5GHZ_PASSIVE:
+ ret = wl1271_scan_send(wl, IEEE80211_BAND_5GHZ, true,
+ wl->conf.tx.basic_rate_5);
+ if (ret == WL1271_NOTHING_TO_SCAN) {
+ wl->scan.state = WL1271_SCAN_STATE_DONE;
+ wl1271_scan_stm(wl);
+ }
+
+ break;
+
+ case WL1271_SCAN_STATE_DONE:
+ wl->scan.failed = false;
+ cancel_delayed_work(&wl->scan_complete_work);
+ ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
+ msecs_to_jiffies(0));
+ break;
+
+ default:
+ wl1271_error("invalid scan state");
+ break;
+ }
+
+ if (ret < 0) {
+ cancel_delayed_work(&wl->scan_complete_work);
+ ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
+ msecs_to_jiffies(0));
+ }
+}
+
+int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
+ struct cfg80211_scan_request *req)
+{
+ if (wl->scan.state != WL1271_SCAN_STATE_IDLE)
+ return -EBUSY;
+
+ wl->scan.state = WL1271_SCAN_STATE_2GHZ_ACTIVE;
+
+ if (ssid_len && ssid) {
+ wl->scan.ssid_len = ssid_len;
+ memcpy(wl->scan.ssid, ssid, ssid_len);
+ } else {
+ wl->scan.ssid_len = 0;
+ }
+
+ wl->scan.req = req;
+
+ wl->scan.scanned_ch = kcalloc(req->n_channels,
+ sizeof(*wl->scan.scanned_ch),
+ GFP_KERNEL);
+ /* we assume failure so that timeout scenarios are handled correctly */
+ wl->scan.failed = true;
+ ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
+ msecs_to_jiffies(WL1271_SCAN_TIMEOUT));
+
+ wl1271_scan_stm(wl);
+
+ return 0;
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __SCAN_H__
+#define __SCAN_H__
+
+#include "wl12xx.h"
+
+int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
+ struct cfg80211_scan_request *req);
+int wl1271_scan_build_probe_req(struct wl1271 *wl,
+ const u8 *ssid, size_t ssid_len,
+ const u8 *ie, size_t ie_len, u8 band);
+void wl1271_scan_stm(struct wl1271 *wl);
+void wl1271_scan_complete_work(struct work_struct *work);
+
+#define WL1271_SCAN_MAX_CHANNELS 24
+#define WL1271_SCAN_DEFAULT_TAG 1
+#define WL1271_SCAN_CURRENT_TX_PWR 0
+#define WL1271_SCAN_OPT_ACTIVE 0
+#define WL1271_SCAN_OPT_PASSIVE 1
+#define WL1271_SCAN_OPT_PRIORITY_HIGH 4
+#define WL1271_SCAN_BAND_2_4_GHZ 0
+#define WL1271_SCAN_BAND_5_GHZ 1
+
+#define WL1271_SCAN_TIMEOUT 10000 /* msec */
+
+enum {
+ WL1271_SCAN_STATE_IDLE,
+ WL1271_SCAN_STATE_2GHZ_ACTIVE,
+ WL1271_SCAN_STATE_2GHZ_PASSIVE,
+ WL1271_SCAN_STATE_5GHZ_ACTIVE,
+ WL1271_SCAN_STATE_5GHZ_PASSIVE,
+ WL1271_SCAN_STATE_DONE
+};
+
+struct basic_scan_params {
+ __le32 rx_config_options;
+ __le32 rx_filter_options;
+ /* Scan option flags (WL1271_SCAN_OPT_*) */
+ __le16 scan_options;
+ /* Number of scan channels in the list (maximum 30) */
+ u8 n_ch;
+ /* This field indicates the number of probe requests to send
+ per channel for an active scan */
+ u8 n_probe_reqs;
+ /* Rate bit field for sending the probes */
+ __le32 tx_rate;
+ u8 tid_trigger;
+ u8 ssid_len;
+ /* in order to align */
+ u8 padding1[2];
+ u8 ssid[IW_ESSID_MAX_SIZE];
+ /* Band to scan */
+ u8 band;
+ u8 use_ssid_list;
+ u8 scan_tag;
+ u8 padding2;
+} __packed;
+
+struct basic_scan_channel_params {
+ /* Duration in TU to wait for frames on a channel for active scan */
+ __le32 min_duration;
+ __le32 max_duration;
+ __le32 bssid_lsb;
+ __le16 bssid_msb;
+ u8 early_termination;
+ u8 tx_power_att;
+ u8 channel;
+ /* FW internal use only! */
+ u8 dfs_candidate;
+ u8 activity_detected;
+ u8 pad;
+} __packed;
+
+struct wl1271_cmd_scan {
+ struct wl1271_cmd_header header;
+
+ struct basic_scan_params params;
+ struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS];
+} __packed;
+
+struct wl1271_cmd_trigger_scan_to {
+ struct wl1271_cmd_header header;
+
+ __le32 timeout;
+} __packed;
+
+#endif /* __WL1271_SCAN_H__ */
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009-2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/irq.h>
+#include <linux/module.h>
+#include <linux/crc7.h>
+#include <linux/vmalloc.h>
+#include <linux/mmc/sdio_func.h>
+#include <linux/mmc/sdio_ids.h>
+#include <linux/mmc/card.h>
+#include <linux/gpio.h>
+#include <linux/wl12xx.h>
+#include <linux/pm_runtime.h>
+
+#include "wl12xx.h"
+#include "wl12xx_80211.h"
+#include "io.h"
+
+#ifndef SDIO_VENDOR_ID_TI
+#define SDIO_VENDOR_ID_TI 0x0097
+#endif
+
+#ifndef SDIO_DEVICE_ID_TI_WL1271
+#define SDIO_DEVICE_ID_TI_WL1271 0x4076
+#endif
+
+static const struct sdio_device_id wl1271_devices[] = {
+ { SDIO_DEVICE(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271) },
+ {}
+};
+MODULE_DEVICE_TABLE(sdio, wl1271_devices);
+
+static inline struct sdio_func *wl_to_func(struct wl1271 *wl)
+{
+ return wl->if_priv;
+}
+
+static struct device *wl1271_sdio_wl_to_dev(struct wl1271 *wl)
+{
+ return &(wl_to_func(wl)->dev);
+}
+
+static irqreturn_t wl1271_irq(int irq, void *cookie)
+{
+ struct wl1271 *wl = cookie;
+ unsigned long flags;
+
+ wl1271_debug(DEBUG_IRQ, "IRQ");
+
+ /* complete the ELP completion */
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ if (wl->elp_compl) {
+ complete(wl->elp_compl);
+ wl->elp_compl = NULL;
+ }
+
+ if (!test_and_set_bit(WL1271_FLAG_IRQ_RUNNING, &wl->flags))
+ ieee80211_queue_work(wl->hw, &wl->irq_work);
+ set_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags);
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+
+ return IRQ_HANDLED;
+}
+
+static void wl1271_sdio_disable_interrupts(struct wl1271 *wl)
+{
+ disable_irq(wl->irq);
+}
+
+static void wl1271_sdio_enable_interrupts(struct wl1271 *wl)
+{
+ enable_irq(wl->irq);
+}
+
+static void wl1271_sdio_reset(struct wl1271 *wl)
+{
+}
+
+static void wl1271_sdio_init(struct wl1271 *wl)
+{
+}
+
+static void wl1271_sdio_raw_read(struct wl1271 *wl, int addr, void *buf,
+ size_t len, bool fixed)
+{
+ int ret;
+ struct sdio_func *func = wl_to_func(wl);
+
+ sdio_claim_host(func);
+
+ if (unlikely(addr == HW_ACCESS_ELP_CTRL_REG_ADDR)) {
+ ((u8 *)buf)[0] = sdio_f0_readb(func, addr, &ret);
+ wl1271_debug(DEBUG_SDIO, "sdio read 52 addr 0x%x, byte 0x%02x",
+ addr, ((u8 *)buf)[0]);
+ } else {
+ if (fixed)
+ ret = sdio_readsb(func, buf, addr, len);
+ else
+ ret = sdio_memcpy_fromio(func, buf, addr, len);
+
+ wl1271_debug(DEBUG_SDIO, "sdio read 53 addr 0x%x, %zu bytes",
+ addr, len);
+ wl1271_dump_ascii(DEBUG_SDIO, "data: ", buf, len);
+ }
+
+ sdio_release_host(func);
+
+ if (ret)
+ wl1271_error("sdio read failed (%d)", ret);
+}
+
+static void wl1271_sdio_raw_write(struct wl1271 *wl, int addr, void *buf,
+ size_t len, bool fixed)
+{
+ int ret;
+ struct sdio_func *func = wl_to_func(wl);
+
+ sdio_claim_host(func);
+
+ if (unlikely(addr == HW_ACCESS_ELP_CTRL_REG_ADDR)) {
+ sdio_f0_writeb(func, ((u8 *)buf)[0], addr, &ret);
+ wl1271_debug(DEBUG_SDIO, "sdio write 52 addr 0x%x, byte 0x%02x",
+ addr, ((u8 *)buf)[0]);
+ } else {
+ wl1271_debug(DEBUG_SDIO, "sdio write 53 addr 0x%x, %zu bytes",
+ addr, len);
+ wl1271_dump_ascii(DEBUG_SDIO, "data: ", buf, len);
+
+ if (fixed)
+ ret = sdio_writesb(func, addr, buf, len);
+ else
+ ret = sdio_memcpy_toio(func, addr, buf, len);
+ }
+
+ sdio_release_host(func);
+
+ if (ret)
+ wl1271_error("sdio write failed (%d)", ret);
+}
+
+static int wl1271_sdio_power_on(struct wl1271 *wl)
+{
+ struct sdio_func *func = wl_to_func(wl);
+ int ret;
+
+ /* Power up the card */
+ ret = pm_runtime_get_sync(&func->dev);
+ if (ret < 0)
+ goto out;
+
+ sdio_claim_host(func);
+ sdio_enable_func(func);
+ sdio_release_host(func);
+
+out:
+ return ret;
+}
+
+static int wl1271_sdio_power_off(struct wl1271 *wl)
+{
+ struct sdio_func *func = wl_to_func(wl);
+
+ sdio_claim_host(func);
+ sdio_disable_func(func);
+ sdio_release_host(func);
+
+ /* Power down the card */
+ return pm_runtime_put_sync(&func->dev);
+}
+
+static int wl1271_sdio_set_power(struct wl1271 *wl, bool enable)
+{
+ if (enable)
+ return wl1271_sdio_power_on(wl);
+ else
+ return wl1271_sdio_power_off(wl);
+}
+
+static struct wl1271_if_operations sdio_ops = {
+ .read = wl1271_sdio_raw_read,
+ .write = wl1271_sdio_raw_write,
+ .reset = wl1271_sdio_reset,
+ .init = wl1271_sdio_init,
+ .power = wl1271_sdio_set_power,
+ .dev = wl1271_sdio_wl_to_dev,
+ .enable_irq = wl1271_sdio_enable_interrupts,
+ .disable_irq = wl1271_sdio_disable_interrupts
+};
+
+static int __devinit wl1271_probe(struct sdio_func *func,
+ const struct sdio_device_id *id)
+{
+ struct ieee80211_hw *hw;
+ const struct wl12xx_platform_data *wlan_data;
+ struct wl1271 *wl;
+ int ret;
+
+ /* We are only able to handle the wlan function */
+ if (func->num != 0x02)
+ return -ENODEV;
+
+ hw = wl1271_alloc_hw();
+ if (IS_ERR(hw))
+ return PTR_ERR(hw);
+
+ wl = hw->priv;
+
+ wl->if_priv = func;
+ wl->if_ops = &sdio_ops;
+
+ /* Grab access to FN0 for ELP reg. */
+ func->card->quirks |= MMC_QUIRK_LENIENT_FN0;
+
+ wlan_data = wl12xx_get_platform_data();
+ if (IS_ERR(wlan_data)) {
+ ret = PTR_ERR(wlan_data);
+ wl1271_error("missing wlan platform data: %d", ret);
+ goto out_free;
+ }
+
+ wl->irq = wlan_data->irq;
+ wl->ref_clock = wlan_data->board_ref_clock;
+
+ ret = request_irq(wl->irq, wl1271_irq, 0, DRIVER_NAME, wl);
+ if (ret < 0) {
+ wl1271_error("request_irq() failed: %d", ret);
+ goto out_free;
+ }
+
+ set_irq_type(wl->irq, IRQ_TYPE_EDGE_RISING);
+
+ disable_irq(wl->irq);
+
+ ret = wl1271_init_ieee80211(wl);
+ if (ret)
+ goto out_irq;
+
+ ret = wl1271_register_hw(wl);
+ if (ret)
+ goto out_irq;
+
+ sdio_set_drvdata(func, wl);
+
+ /* Tell PM core that we don't need the card to be powered now */
+ pm_runtime_put_noidle(&func->dev);
+
+ wl1271_notice("initialized");
+
+ return 0;
+
+ out_irq:
+ free_irq(wl->irq, wl);
+
+
+ out_free:
+ wl1271_free_hw(wl);
+
+ return ret;
+}
+
+static void __devexit wl1271_remove(struct sdio_func *func)
+{
+ struct wl1271 *wl = sdio_get_drvdata(func);
+
+ /* Undo decrement done above in wl1271_probe */
+ pm_runtime_get_noresume(&func->dev);
+
+ wl1271_unregister_hw(wl);
+ free_irq(wl->irq, wl);
+ wl1271_free_hw(wl);
+}
+
+static int wl1271_suspend(struct device *dev)
+{
+ /* Tell MMC/SDIO core it's OK to power down the card
+ * (if it isn't already), but not to remove it completely */
+ return 0;
+}
+
+static int wl1271_resume(struct device *dev)
+{
+ return 0;
+}
+
+static const struct dev_pm_ops wl1271_sdio_pm_ops = {
+ .suspend = wl1271_suspend,
+ .resume = wl1271_resume,
+};
+
+static struct sdio_driver wl1271_sdio_driver = {
+ .name = "wl1271_sdio",
+ .id_table = wl1271_devices,
+ .probe = wl1271_probe,
+ .remove = __devexit_p(wl1271_remove),
+ .drv = {
+ .pm = &wl1271_sdio_pm_ops,
+ },
+};
+
+static int __init wl1271_init(void)
+{
+ int ret;
+
+ ret = sdio_register_driver(&wl1271_sdio_driver);
+ if (ret < 0) {
+ wl1271_error("failed to register sdio driver: %d", ret);
+ goto out;
+ }
+
+out:
+ return ret;
+}
+
+static void __exit wl1271_exit(void)
+{
+ sdio_unregister_driver(&wl1271_sdio_driver);
+
+ wl1271_notice("unloaded");
+}
+
+module_init(wl1271_init);
+module_exit(wl1271_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Luciano Coelho <luciano.coelho@nokia.com>");
+MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
+MODULE_FIRMWARE(WL1271_FW_NAME);
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/irq.h>
+#include <linux/module.h>
+#include <linux/crc7.h>
+#include <linux/spi/spi.h>
+#include <linux/wl12xx.h>
+#include <linux/slab.h>
+
+#include "wl12xx.h"
+#include "wl12xx_80211.h"
+#include "io.h"
+
+#include "reg.h"
+
+#define WSPI_CMD_READ 0x40000000
+#define WSPI_CMD_WRITE 0x00000000
+#define WSPI_CMD_FIXED 0x20000000
+#define WSPI_CMD_BYTE_LENGTH 0x1FFE0000
+#define WSPI_CMD_BYTE_LENGTH_OFFSET 17
+#define WSPI_CMD_BYTE_ADDR 0x0001FFFF
+
+#define WSPI_INIT_CMD_CRC_LEN 5
+
+#define WSPI_INIT_CMD_START 0x00
+#define WSPI_INIT_CMD_TX 0x40
+/* the extra bypass bit is sampled by the TNET as '1' */
+#define WSPI_INIT_CMD_BYPASS_BIT 0x80
+#define WSPI_INIT_CMD_FIXEDBUSY_LEN 0x07
+#define WSPI_INIT_CMD_EN_FIXEDBUSY 0x80
+#define WSPI_INIT_CMD_DIS_FIXEDBUSY 0x00
+#define WSPI_INIT_CMD_IOD 0x40
+#define WSPI_INIT_CMD_IP 0x20
+#define WSPI_INIT_CMD_CS 0x10
+#define WSPI_INIT_CMD_WS 0x08
+#define WSPI_INIT_CMD_WSPI 0x01
+#define WSPI_INIT_CMD_END 0x01
+
+#define WSPI_INIT_CMD_LEN 8
+
+#define HW_ACCESS_WSPI_FIXED_BUSY_LEN \
+ ((WL1271_BUSY_WORD_LEN - 4) / sizeof(u32))
+#define HW_ACCESS_WSPI_INIT_CMD_MASK 0
+
+/* HW limitation: maximum possible chunk size is 4095 bytes */
+#define WSPI_MAX_CHUNK_SIZE 4092
+
+#define WSPI_MAX_NUM_OF_CHUNKS (WL1271_AGGR_BUFFER_SIZE / WSPI_MAX_CHUNK_SIZE)
+
+static inline struct spi_device *wl_to_spi(struct wl1271 *wl)
+{
+ return wl->if_priv;
+}
+
+static struct device *wl1271_spi_wl_to_dev(struct wl1271 *wl)
+{
+ return &(wl_to_spi(wl)->dev);
+}
+
+static void wl1271_spi_disable_interrupts(struct wl1271 *wl)
+{
+ disable_irq(wl->irq);
+}
+
+static void wl1271_spi_enable_interrupts(struct wl1271 *wl)
+{
+ enable_irq(wl->irq);
+}
+
+static void wl1271_spi_reset(struct wl1271 *wl)
+{
+ u8 *cmd;
+ struct spi_transfer t;
+ struct spi_message m;
+
+ cmd = kzalloc(WSPI_INIT_CMD_LEN, GFP_KERNEL);
+ if (!cmd) {
+ wl1271_error("could not allocate cmd for spi reset");
+ return;
+ }
+
+ memset(&t, 0, sizeof(t));
+ spi_message_init(&m);
+
+ memset(cmd, 0xff, WSPI_INIT_CMD_LEN);
+
+ t.tx_buf = cmd;
+ t.len = WSPI_INIT_CMD_LEN;
+ spi_message_add_tail(&t, &m);
+
+ spi_sync(wl_to_spi(wl), &m);
+ kfree(cmd);
+
+ wl1271_dump(DEBUG_SPI, "spi reset -> ", cmd, WSPI_INIT_CMD_LEN);
+}
+
+static void wl1271_spi_init(struct wl1271 *wl)
+{
+ u8 crc[WSPI_INIT_CMD_CRC_LEN], *cmd;
+ struct spi_transfer t;
+ struct spi_message m;
+
+ cmd = kzalloc(WSPI_INIT_CMD_LEN, GFP_KERNEL);
+ if (!cmd) {
+ wl1271_error("could not allocate cmd for spi init");
+ return;
+ }
+
+ memset(crc, 0, sizeof(crc));
+ memset(&t, 0, sizeof(t));
+ spi_message_init(&m);
+
+ /*
+ * Set WSPI_INIT_COMMAND
+ * the data is being send from the MSB to LSB
+ */
+ cmd[2] = 0xff;
+ cmd[3] = 0xff;
+ cmd[1] = WSPI_INIT_CMD_START | WSPI_INIT_CMD_TX;
+ cmd[0] = 0;
+ cmd[7] = 0;
+ cmd[6] |= HW_ACCESS_WSPI_INIT_CMD_MASK << 3;
+ cmd[6] |= HW_ACCESS_WSPI_FIXED_BUSY_LEN & WSPI_INIT_CMD_FIXEDBUSY_LEN;
+
+ if (HW_ACCESS_WSPI_FIXED_BUSY_LEN == 0)
+ cmd[5] |= WSPI_INIT_CMD_DIS_FIXEDBUSY;
+ else
+ cmd[5] |= WSPI_INIT_CMD_EN_FIXEDBUSY;
+
+ cmd[5] |= WSPI_INIT_CMD_IOD | WSPI_INIT_CMD_IP | WSPI_INIT_CMD_CS
+ | WSPI_INIT_CMD_WSPI | WSPI_INIT_CMD_WS;
+
+ crc[0] = cmd[1];
+ crc[1] = cmd[0];
+ crc[2] = cmd[7];
+ crc[3] = cmd[6];
+ crc[4] = cmd[5];
+
+ cmd[4] |= crc7(0, crc, WSPI_INIT_CMD_CRC_LEN) << 1;
+ cmd[4] |= WSPI_INIT_CMD_END;
+
+ t.tx_buf = cmd;
+ t.len = WSPI_INIT_CMD_LEN;
+ spi_message_add_tail(&t, &m);
+
+ spi_sync(wl_to_spi(wl), &m);
+ wl1271_dump(DEBUG_SPI, "spi init -> ", cmd, WSPI_INIT_CMD_LEN);
+ kfree(cmd);
+}
+
+#define WL1271_BUSY_WORD_TIMEOUT 1000
+
+static int wl1271_spi_read_busy(struct wl1271 *wl)
+{
+ struct spi_transfer t[1];
+ struct spi_message m;
+ u32 *busy_buf;
+ int num_busy_bytes = 0;
+
+ /*
+ * Read further busy words from SPI until a non-busy word is
+ * encountered, then read the data itself into the buffer.
+ */
+
+ num_busy_bytes = WL1271_BUSY_WORD_TIMEOUT;
+ busy_buf = wl->buffer_busyword;
+ while (num_busy_bytes) {
+ num_busy_bytes--;
+ spi_message_init(&m);
+ memset(t, 0, sizeof(t));
+ t[0].rx_buf = busy_buf;
+ t[0].len = sizeof(u32);
+ t[0].cs_change = true;
+ spi_message_add_tail(&t[0], &m);
+ spi_sync(wl_to_spi(wl), &m);
+
+ if (*busy_buf & 0x1)
+ return 0;
+ }
+
+ /* The SPI bus is unresponsive, the read failed. */
+ wl1271_error("SPI read busy-word timeout!\n");
+ return -ETIMEDOUT;
+}
+
+static void wl1271_spi_raw_read(struct wl1271 *wl, int addr, void *buf,
+ size_t len, bool fixed)
+{
+ struct spi_transfer t[2];
+ struct spi_message m;
+ u32 *busy_buf;
+ u32 *cmd;
+ u32 chunk_len;
+
+ while (len > 0) {
+ chunk_len = min((size_t)WSPI_MAX_CHUNK_SIZE, len);
+
+ cmd = &wl->buffer_cmd;
+ busy_buf = wl->buffer_busyword;
+
+ *cmd = 0;
+ *cmd |= WSPI_CMD_READ;
+ *cmd |= (chunk_len << WSPI_CMD_BYTE_LENGTH_OFFSET) &
+ WSPI_CMD_BYTE_LENGTH;
+ *cmd |= addr & WSPI_CMD_BYTE_ADDR;
+
+ if (fixed)
+ *cmd |= WSPI_CMD_FIXED;
+
+ spi_message_init(&m);
+ memset(t, 0, sizeof(t));
+
+ t[0].tx_buf = cmd;
+ t[0].len = 4;
+ t[0].cs_change = true;
+ spi_message_add_tail(&t[0], &m);
+
+ /* Busy and non busy words read */
+ t[1].rx_buf = busy_buf;
+ t[1].len = WL1271_BUSY_WORD_LEN;
+ t[1].cs_change = true;
+ spi_message_add_tail(&t[1], &m);
+
+ spi_sync(wl_to_spi(wl), &m);
+
+ if (!(busy_buf[WL1271_BUSY_WORD_CNT - 1] & 0x1) &&
+ wl1271_spi_read_busy(wl)) {
+ memset(buf, 0, chunk_len);
+ return;
+ }
+
+ spi_message_init(&m);
+ memset(t, 0, sizeof(t));
+
+ t[0].rx_buf = buf;
+ t[0].len = chunk_len;
+ t[0].cs_change = true;
+ spi_message_add_tail(&t[0], &m);
+
+ spi_sync(wl_to_spi(wl), &m);
+
+ wl1271_dump(DEBUG_SPI, "spi_read cmd -> ", cmd, sizeof(*cmd));
+ wl1271_dump(DEBUG_SPI, "spi_read buf <- ", buf, chunk_len);
+
+ if (!fixed)
+ addr += chunk_len;
+ buf += chunk_len;
+ len -= chunk_len;
+ }
+}
+
+static void wl1271_spi_raw_write(struct wl1271 *wl, int addr, void *buf,
+ size_t len, bool fixed)
+{
+ struct spi_transfer t[2 * WSPI_MAX_NUM_OF_CHUNKS];
+ struct spi_message m;
+ u32 commands[WSPI_MAX_NUM_OF_CHUNKS];
+ u32 *cmd;
+ u32 chunk_len;
+ int i;
+
+ WARN_ON(len > WL1271_AGGR_BUFFER_SIZE);
+
+ spi_message_init(&m);
+ memset(t, 0, sizeof(t));
+
+ cmd = &commands[0];
+ i = 0;
+ while (len > 0) {
+ chunk_len = min((size_t)WSPI_MAX_CHUNK_SIZE, len);
+
+ *cmd = 0;
+ *cmd |= WSPI_CMD_WRITE;
+ *cmd |= (chunk_len << WSPI_CMD_BYTE_LENGTH_OFFSET) &
+ WSPI_CMD_BYTE_LENGTH;
+ *cmd |= addr & WSPI_CMD_BYTE_ADDR;
+
+ if (fixed)
+ *cmd |= WSPI_CMD_FIXED;
+
+ t[i].tx_buf = cmd;
+ t[i].len = sizeof(*cmd);
+ spi_message_add_tail(&t[i++], &m);
+
+ t[i].tx_buf = buf;
+ t[i].len = chunk_len;
+ spi_message_add_tail(&t[i++], &m);
+
+ wl1271_dump(DEBUG_SPI, "spi_write cmd -> ", cmd, sizeof(*cmd));
+ wl1271_dump(DEBUG_SPI, "spi_write buf -> ", buf, chunk_len);
+
+ if (!fixed)
+ addr += chunk_len;
+ buf += chunk_len;
+ len -= chunk_len;
+ cmd++;
+ }
+
+ spi_sync(wl_to_spi(wl), &m);
+}
+
+static irqreturn_t wl1271_irq(int irq, void *cookie)
+{
+ struct wl1271 *wl;
+ unsigned long flags;
+
+ wl1271_debug(DEBUG_IRQ, "IRQ");
+
+ wl = cookie;
+
+ /* complete the ELP completion */
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ if (wl->elp_compl) {
+ complete(wl->elp_compl);
+ wl->elp_compl = NULL;
+ }
+
+ if (!test_and_set_bit(WL1271_FLAG_IRQ_RUNNING, &wl->flags))
+ ieee80211_queue_work(wl->hw, &wl->irq_work);
+ set_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags);
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+
+ return IRQ_HANDLED;
+}
+
+static int wl1271_spi_set_power(struct wl1271 *wl, bool enable)
+{
+ if (wl->set_power)
+ wl->set_power(enable);
+
+ return 0;
+}
+
+static struct wl1271_if_operations spi_ops = {
+ .read = wl1271_spi_raw_read,
+ .write = wl1271_spi_raw_write,
+ .reset = wl1271_spi_reset,
+ .init = wl1271_spi_init,
+ .power = wl1271_spi_set_power,
+ .dev = wl1271_spi_wl_to_dev,
+ .enable_irq = wl1271_spi_enable_interrupts,
+ .disable_irq = wl1271_spi_disable_interrupts
+};
+
+static int __devinit wl1271_probe(struct spi_device *spi)
+{
+ struct wl12xx_platform_data *pdata;
+ struct ieee80211_hw *hw;
+ struct wl1271 *wl;
+ int ret;
+
+ pdata = spi->dev.platform_data;
+ if (!pdata) {
+ wl1271_error("no platform data");
+ return -ENODEV;
+ }
+
+ hw = wl1271_alloc_hw();
+ if (IS_ERR(hw))
+ return PTR_ERR(hw);
+
+ wl = hw->priv;
+
+ dev_set_drvdata(&spi->dev, wl);
+ wl->if_priv = spi;
+
+ wl->if_ops = &spi_ops;
+
+ /* This is the only SPI value that we need to set here, the rest
+ * comes from the board-peripherals file */
+ spi->bits_per_word = 32;
+
+ ret = spi_setup(spi);
+ if (ret < 0) {
+ wl1271_error("spi_setup failed");
+ goto out_free;
+ }
+
+ wl->set_power = pdata->set_power;
+ if (!wl->set_power) {
+ wl1271_error("set power function missing in platform data");
+ ret = -ENODEV;
+ goto out_free;
+ }
+
+ wl->ref_clock = pdata->board_ref_clock;
+
+ wl->irq = spi->irq;
+ if (wl->irq < 0) {
+ wl1271_error("irq missing in platform data");
+ ret = -ENODEV;
+ goto out_free;
+ }
+
+ ret = request_irq(wl->irq, wl1271_irq, 0, DRIVER_NAME, wl);
+ if (ret < 0) {
+ wl1271_error("request_irq() failed: %d", ret);
+ goto out_free;
+ }
+
+ set_irq_type(wl->irq, IRQ_TYPE_EDGE_RISING);
+
+ disable_irq(wl->irq);
+
+ ret = wl1271_init_ieee80211(wl);
+ if (ret)
+ goto out_irq;
+
+ ret = wl1271_register_hw(wl);
+ if (ret)
+ goto out_irq;
+
+ wl1271_notice("initialized");
+
+ return 0;
+
+ out_irq:
+ free_irq(wl->irq, wl);
+
+ out_free:
+ wl1271_free_hw(wl);
+
+ return ret;
+}
+
+static int __devexit wl1271_remove(struct spi_device *spi)
+{
+ struct wl1271 *wl = dev_get_drvdata(&spi->dev);
+
+ wl1271_unregister_hw(wl);
+ free_irq(wl->irq, wl);
+ wl1271_free_hw(wl);
+
+ return 0;
+}
+
+
+static struct spi_driver wl1271_spi_driver = {
+ .driver = {
+ .name = "wl1271_spi",
+ .bus = &spi_bus_type,
+ .owner = THIS_MODULE,
+ },
+
+ .probe = wl1271_probe,
+ .remove = __devexit_p(wl1271_remove),
+};
+
+static int __init wl1271_init(void)
+{
+ int ret;
+
+ ret = spi_register_driver(&wl1271_spi_driver);
+ if (ret < 0) {
+ wl1271_error("failed to register spi driver: %d", ret);
+ goto out;
+ }
+
+out:
+ return ret;
+}
+
+static void __exit wl1271_exit(void)
+{
+ spi_unregister_driver(&wl1271_spi_driver);
+
+ wl1271_notice("unloaded");
+}
+
+module_init(wl1271_init);
+module_exit(wl1271_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Luciano Coelho <luciano.coelho@nokia.com>");
+MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
+MODULE_FIRMWARE(WL1271_FW_NAME);
+MODULE_ALIAS("spi:wl1271");
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+#include "testmode.h"
+
+#include <linux/slab.h>
+#include <net/genetlink.h>
+
+#include "wl12xx.h"
+#include "acx.h"
+
+#define WL1271_TM_MAX_DATA_LENGTH 1024
+
+enum wl1271_tm_commands {
+ WL1271_TM_CMD_UNSPEC,
+ WL1271_TM_CMD_TEST,
+ WL1271_TM_CMD_INTERROGATE,
+ WL1271_TM_CMD_CONFIGURE,
+ WL1271_TM_CMD_NVS_PUSH,
+ WL1271_TM_CMD_SET_PLT_MODE,
+ WL1271_TM_CMD_RECOVER,
+
+ __WL1271_TM_CMD_AFTER_LAST
+};
+#define WL1271_TM_CMD_MAX (__WL1271_TM_CMD_AFTER_LAST - 1)
+
+enum wl1271_tm_attrs {
+ WL1271_TM_ATTR_UNSPEC,
+ WL1271_TM_ATTR_CMD_ID,
+ WL1271_TM_ATTR_ANSWER,
+ WL1271_TM_ATTR_DATA,
+ WL1271_TM_ATTR_IE_ID,
+ WL1271_TM_ATTR_PLT_MODE,
+
+ __WL1271_TM_ATTR_AFTER_LAST
+};
+#define WL1271_TM_ATTR_MAX (__WL1271_TM_ATTR_AFTER_LAST - 1)
+
+static struct nla_policy wl1271_tm_policy[WL1271_TM_ATTR_MAX + 1] = {
+ [WL1271_TM_ATTR_CMD_ID] = { .type = NLA_U32 },
+ [WL1271_TM_ATTR_ANSWER] = { .type = NLA_U8 },
+ [WL1271_TM_ATTR_DATA] = { .type = NLA_BINARY,
+ .len = WL1271_TM_MAX_DATA_LENGTH },
+ [WL1271_TM_ATTR_IE_ID] = { .type = NLA_U32 },
+ [WL1271_TM_ATTR_PLT_MODE] = { .type = NLA_U32 },
+};
+
+
+static int wl1271_tm_cmd_test(struct wl1271 *wl, struct nlattr *tb[])
+{
+ int buf_len, ret, len;
+ struct sk_buff *skb;
+ void *buf;
+ u8 answer = 0;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd test");
+
+ if (!tb[WL1271_TM_ATTR_DATA])
+ return -EINVAL;
+
+ buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
+ buf_len = nla_len(tb[WL1271_TM_ATTR_DATA]);
+
+ if (tb[WL1271_TM_ATTR_ANSWER])
+ answer = nla_get_u8(tb[WL1271_TM_ATTR_ANSWER]);
+
+ if (buf_len > sizeof(struct wl1271_command))
+ return -EMSGSIZE;
+
+ mutex_lock(&wl->mutex);
+ ret = wl1271_cmd_test(wl, buf, buf_len, answer);
+ mutex_unlock(&wl->mutex);
+
+ if (ret < 0) {
+ wl1271_warning("testmode cmd test failed: %d", ret);
+ return ret;
+ }
+
+ if (answer) {
+ len = nla_total_size(buf_len);
+ skb = cfg80211_testmode_alloc_reply_skb(wl->hw->wiphy, len);
+ if (!skb)
+ return -ENOMEM;
+
+ NLA_PUT(skb, WL1271_TM_ATTR_DATA, buf_len, buf);
+ ret = cfg80211_testmode_reply(skb);
+ if (ret < 0)
+ return ret;
+ }
+
+ return 0;
+
+nla_put_failure:
+ kfree_skb(skb);
+ return -EMSGSIZE;
+}
+
+static int wl1271_tm_cmd_interrogate(struct wl1271 *wl, struct nlattr *tb[])
+{
+ int ret;
+ struct wl1271_command *cmd;
+ struct sk_buff *skb;
+ u8 ie_id;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd interrogate");
+
+ if (!tb[WL1271_TM_ATTR_IE_ID])
+ return -EINVAL;
+
+ ie_id = nla_get_u8(tb[WL1271_TM_ATTR_IE_ID]);
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ mutex_lock(&wl->mutex);
+ ret = wl1271_cmd_interrogate(wl, ie_id, cmd, sizeof(*cmd));
+ mutex_unlock(&wl->mutex);
+
+ if (ret < 0) {
+ wl1271_warning("testmode cmd interrogate failed: %d", ret);
+ return ret;
+ }
+
+ skb = cfg80211_testmode_alloc_reply_skb(wl->hw->wiphy, sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ NLA_PUT(skb, WL1271_TM_ATTR_DATA, sizeof(*cmd), cmd);
+
+ return 0;
+
+nla_put_failure:
+ kfree_skb(skb);
+ return -EMSGSIZE;
+}
+
+static int wl1271_tm_cmd_configure(struct wl1271 *wl, struct nlattr *tb[])
+{
+ int buf_len, ret;
+ void *buf;
+ u8 ie_id;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd configure");
+
+ if (!tb[WL1271_TM_ATTR_DATA])
+ return -EINVAL;
+ if (!tb[WL1271_TM_ATTR_IE_ID])
+ return -EINVAL;
+
+ ie_id = nla_get_u8(tb[WL1271_TM_ATTR_IE_ID]);
+ buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
+ buf_len = nla_len(tb[WL1271_TM_ATTR_DATA]);
+
+ if (buf_len > sizeof(struct wl1271_command))
+ return -EMSGSIZE;
+
+ mutex_lock(&wl->mutex);
+ ret = wl1271_cmd_configure(wl, ie_id, buf, buf_len);
+ mutex_unlock(&wl->mutex);
+
+ if (ret < 0) {
+ wl1271_warning("testmode cmd configure failed: %d", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int wl1271_tm_cmd_nvs_push(struct wl1271 *wl, struct nlattr *tb[])
+{
+ int ret = 0;
+ size_t len;
+ void *buf;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd nvs push");
+
+ if (!tb[WL1271_TM_ATTR_DATA])
+ return -EINVAL;
+
+ buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
+ len = nla_len(tb[WL1271_TM_ATTR_DATA]);
+
+ mutex_lock(&wl->mutex);
+
+ kfree(wl->nvs);
+
+ wl->nvs = kzalloc(sizeof(struct wl1271_nvs_file), GFP_KERNEL);
+ if (!wl->nvs) {
+ wl1271_error("could not allocate memory for the nvs file");
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(wl->nvs, buf, len);
+ wl->nvs_len = len;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode pushed nvs");
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
+static int wl1271_tm_cmd_set_plt_mode(struct wl1271 *wl, struct nlattr *tb[])
+{
+ u32 val;
+ int ret;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd set plt mode");
+
+ if (!tb[WL1271_TM_ATTR_PLT_MODE])
+ return -EINVAL;
+
+ val = nla_get_u32(tb[WL1271_TM_ATTR_PLT_MODE]);
+
+ switch (val) {
+ case 0:
+ ret = wl1271_plt_stop(wl);
+ break;
+ case 1:
+ ret = wl1271_plt_start(wl);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int wl1271_tm_cmd_recover(struct wl1271 *wl, struct nlattr *tb[])
+{
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd recover");
+
+ ieee80211_queue_work(wl->hw, &wl->recovery_work);
+
+ return 0;
+}
+
+int wl1271_tm_cmd(struct ieee80211_hw *hw, void *data, int len)
+{
+ struct wl1271 *wl = hw->priv;
+ struct nlattr *tb[WL1271_TM_ATTR_MAX + 1];
+ int err;
+
+ err = nla_parse(tb, WL1271_TM_ATTR_MAX, data, len, wl1271_tm_policy);
+ if (err)
+ return err;
+
+ if (!tb[WL1271_TM_ATTR_CMD_ID])
+ return -EINVAL;
+
+ switch (nla_get_u32(tb[WL1271_TM_ATTR_CMD_ID])) {
+ case WL1271_TM_CMD_TEST:
+ return wl1271_tm_cmd_test(wl, tb);
+ case WL1271_TM_CMD_INTERROGATE:
+ return wl1271_tm_cmd_interrogate(wl, tb);
+ case WL1271_TM_CMD_CONFIGURE:
+ return wl1271_tm_cmd_configure(wl, tb);
+ case WL1271_TM_CMD_NVS_PUSH:
+ return wl1271_tm_cmd_nvs_push(wl, tb);
+ case WL1271_TM_CMD_SET_PLT_MODE:
+ return wl1271_tm_cmd_set_plt_mode(wl, tb);
+ case WL1271_TM_CMD_RECOVER:
+ return wl1271_tm_cmd_recover(wl, tb);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __TESTMODE_H__
+#define __TESTMODE_H__
+
+#include <net/mac80211.h>
+
+int wl1271_tm_cmd(struct ieee80211_hw *hw, void *data, int len);
+
+#endif /* __WL1271_TESTMODE_H__ */
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+#include "wl12xx.h"
+#include "io.h"
+#include "reg.h"
+#include "ps.h"
+#include "tx.h"
+
+static int wl1271_alloc_tx_id(struct wl1271 *wl, struct sk_buff *skb)
+{
+ int id;
+
+ id = find_first_zero_bit(wl->tx_frames_map, ACX_TX_DESCRIPTORS);
+ if (id >= ACX_TX_DESCRIPTORS)
+ return -EBUSY;
+
+ __set_bit(id, wl->tx_frames_map);
+ wl->tx_frames[id] = skb;
+ wl->tx_frames_cnt++;
+ return id;
+}
+
+static void wl1271_free_tx_id(struct wl1271 *wl, int id)
+{
+ if (__test_and_clear_bit(id, wl->tx_frames_map)) {
+ wl->tx_frames[id] = NULL;
+ wl->tx_frames_cnt--;
+ }
+}
+
+static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra,
+ u32 buf_offset)
+{
+ struct wl1271_tx_hw_descr *desc;
+ u32 total_len = skb->len + sizeof(struct wl1271_tx_hw_descr) + extra;
+ u32 total_blocks;
+ int id, ret = -EBUSY;
+
+ if (buf_offset + total_len > WL1271_AGGR_BUFFER_SIZE)
+ return -EAGAIN;
+
+ /* allocate free identifier for the packet */
+ id = wl1271_alloc_tx_id(wl, skb);
+ if (id < 0)
+ return id;
+
+ /* approximate the number of blocks required for this packet
+ in the firmware */
+ total_blocks = total_len + TX_HW_BLOCK_SIZE - 1;
+ total_blocks = total_blocks / TX_HW_BLOCK_SIZE + TX_HW_BLOCK_SPARE;
+ if (total_blocks <= wl->tx_blocks_available) {
+ desc = (struct wl1271_tx_hw_descr *)skb_push(
+ skb, total_len - skb->len);
+
+ desc->extra_mem_blocks = TX_HW_BLOCK_SPARE;
+ desc->total_mem_blocks = total_blocks;
+ desc->id = id;
+
+ wl->tx_blocks_available -= total_blocks;
+
+ ret = 0;
+
+ wl1271_debug(DEBUG_TX,
+ "tx_allocate: size: %d, blocks: %d, id: %d",
+ total_len, total_blocks, id);
+ } else {
+ wl1271_free_tx_id(wl, id);
+ }
+
+ return ret;
+}
+
+static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb,
+ u32 extra, struct ieee80211_tx_info *control)
+{
+ struct timespec ts;
+ struct wl1271_tx_hw_descr *desc;
+ int pad, ac;
+ s64 hosttime;
+ u16 tx_attr;
+
+ desc = (struct wl1271_tx_hw_descr *) skb->data;
+
+ /* relocate space for security header */
+ if (extra) {
+ void *framestart = skb->data + sizeof(*desc);
+ u16 fc = *(u16 *)(framestart + extra);
+ int hdrlen = ieee80211_hdrlen(cpu_to_le16(fc));
+ memmove(framestart, framestart + extra, hdrlen);
+ }
+
+ /* configure packet life time */
+ getnstimeofday(&ts);
+ hosttime = (timespec_to_ns(&ts) >> 10);
+ desc->start_time = cpu_to_le32(hosttime - wl->time_offset);
+ desc->life_time = cpu_to_le16(TX_HW_MGMT_PKT_LIFETIME_TU);
+
+ /* configure the tx attributes */
+ tx_attr = wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER;
+
+ /* queue (we use same identifiers for tid's and ac's */
+ ac = wl1271_tx_get_queue(skb_get_queue_mapping(skb));
+ desc->tid = ac;
+
+ desc->aid = TX_HW_DEFAULT_AID;
+ desc->reserved = 0;
+
+ /* align the length (and store in terms of words) */
+ pad = WL1271_TX_ALIGN(skb->len);
+ desc->length = cpu_to_le16(pad >> 2);
+
+ /* calculate number of padding bytes */
+ pad = pad - skb->len;
+ tx_attr |= pad << TX_HW_ATTR_OFST_LAST_WORD_PAD;
+
+ /* if the packets are destined for AP (have a STA entry) send them
+ with AP rate policies, otherwise use default basic rates */
+ if (control->control.sta)
+ tx_attr |= ACX_TX_AP_FULL_RATE << TX_HW_ATTR_OFST_RATE_POLICY;
+
+ desc->tx_attr = cpu_to_le16(tx_attr);
+
+ wl1271_debug(DEBUG_TX, "tx_fill_hdr: pad: %d", pad);
+}
+
+/* caller must hold wl->mutex */
+static int wl1271_prepare_tx_frame(struct wl1271 *wl, struct sk_buff *skb,
+ u32 buf_offset)
+{
+ struct ieee80211_tx_info *info;
+ u32 extra = 0;
+ int ret = 0;
+ u8 idx;
+ u32 total_len;
+
+ if (!skb)
+ return -EINVAL;
+
+ info = IEEE80211_SKB_CB(skb);
+
+ if (info->control.hw_key &&
+ info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP)
+ extra = WL1271_TKIP_IV_SPACE;
+
+ if (info->control.hw_key) {
+ idx = info->control.hw_key->hw_key_idx;
+
+ /* FIXME: do we have to do this if we're not using WEP? */
+ if (unlikely(wl->default_key != idx)) {
+ ret = wl1271_cmd_set_default_wep_key(wl, idx);
+ if (ret < 0)
+ return ret;
+ wl->default_key = idx;
+ }
+ }
+
+ ret = wl1271_tx_allocate(wl, skb, extra, buf_offset);
+ if (ret < 0)
+ return ret;
+
+ wl1271_tx_fill_hdr(wl, skb, extra, info);
+
+ /*
+ * The length of each packet is stored in terms of words. Thus, we must
+ * pad the skb data to make sure its length is aligned.
+ * The number of padding bytes is computed and set in wl1271_tx_fill_hdr
+ */
+ total_len = WL1271_TX_ALIGN(skb->len);
+ memcpy(wl->aggr_buf + buf_offset, skb->data, skb->len);
+ memset(wl->aggr_buf + buf_offset + skb->len, 0, total_len - skb->len);
+
+ return total_len;
+}
+
+u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set)
+{
+ struct ieee80211_supported_band *band;
+ u32 enabled_rates = 0;
+ int bit;
+
+ band = wl->hw->wiphy->bands[wl->band];
+ for (bit = 0; bit < band->n_bitrates; bit++) {
+ if (rate_set & 0x1)
+ enabled_rates |= band->bitrates[bit].hw_value;
+ rate_set >>= 1;
+ }
+
+#ifdef CONFIG_WL12XX_HT
+ /* MCS rates indication are on bits 16 - 23 */
+ rate_set >>= HW_HT_RATES_OFFSET - band->n_bitrates;
+
+ for (bit = 0; bit < 8; bit++) {
+ if (rate_set & 0x1)
+ enabled_rates |= (CONF_HW_BIT_RATE_MCS_0 << bit);
+ rate_set >>= 1;
+ }
+#endif
+
+ return enabled_rates;
+}
+
+static void handle_tx_low_watermark(struct wl1271 *wl)
+{
+ unsigned long flags;
+
+ if (test_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags) &&
+ skb_queue_len(&wl->tx_queue) <= WL1271_TX_QUEUE_LOW_WATERMARK) {
+ /* firmware buffer has space, restart queues */
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ ieee80211_wake_queues(wl->hw);
+ clear_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags);
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+ }
+}
+
+void wl1271_tx_work_locked(struct wl1271 *wl)
+{
+ struct sk_buff *skb;
+ bool woken_up = false;
+ u32 sta_rates = 0;
+ u32 buf_offset = 0;
+ bool sent_packets = false;
+ int ret;
+
+ /* check if the rates supported by the AP have changed */
+ if (unlikely(test_and_clear_bit(WL1271_FLAG_STA_RATES_CHANGED,
+ &wl->flags))) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ sta_rates = wl->sta_rate_set;
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+ }
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ goto out;
+
+ /* if rates have changed, re-configure the rate policy */
+ if (unlikely(sta_rates)) {
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+ woken_up = true;
+
+ wl->rate_set = wl1271_tx_enabled_rates_get(wl, sta_rates);
+ wl1271_acx_rate_policies(wl);
+ }
+
+ while ((skb = skb_dequeue(&wl->tx_queue))) {
+ if (!woken_up) {
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out_ack;
+ woken_up = true;
+ }
+
+ ret = wl1271_prepare_tx_frame(wl, skb, buf_offset);
+ if (ret == -EAGAIN) {
+ /*
+ * Aggregation buffer is full.
+ * Flush buffer and try again.
+ */
+ skb_queue_head(&wl->tx_queue, skb);
+ wl1271_write(wl, WL1271_SLV_MEM_DATA, wl->aggr_buf,
+ buf_offset, true);
+ sent_packets = true;
+ buf_offset = 0;
+ continue;
+ } else if (ret == -EBUSY) {
+ /*
+ * Firmware buffer is full.
+ * Queue back last skb, and stop aggregating.
+ */
+ skb_queue_head(&wl->tx_queue, skb);
+ /* No work left, avoid scheduling redundant tx work */
+ set_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags);
+ goto out_ack;
+ } else if (ret < 0) {
+ dev_kfree_skb(skb);
+ goto out_ack;
+ }
+ buf_offset += ret;
+ wl->tx_packets_count++;
+ }
+
+out_ack:
+ if (buf_offset) {
+ wl1271_write(wl, WL1271_SLV_MEM_DATA, wl->aggr_buf,
+ buf_offset, true);
+ sent_packets = true;
+ }
+ if (sent_packets) {
+ /* interrupt the firmware with the new packets */
+ wl1271_write32(wl, WL1271_HOST_WR_ACCESS, wl->tx_packets_count);
+ handle_tx_low_watermark(wl);
+ }
+
+out:
+ if (woken_up)
+ wl1271_ps_elp_sleep(wl);
+}
+
+void wl1271_tx_work(struct work_struct *work)
+{
+ struct wl1271 *wl = container_of(work, struct wl1271, tx_work);
+
+ mutex_lock(&wl->mutex);
+ wl1271_tx_work_locked(wl);
+ mutex_unlock(&wl->mutex);
+}
+
+static void wl1271_tx_complete_packet(struct wl1271 *wl,
+ struct wl1271_tx_hw_res_descr *result)
+{
+ struct ieee80211_tx_info *info;
+ struct sk_buff *skb;
+ int id = result->id;
+ int rate = -1;
+ u8 retries = 0;
+
+ /* check for id legality */
+ if (unlikely(id >= ACX_TX_DESCRIPTORS || wl->tx_frames[id] == NULL)) {
+ wl1271_warning("TX result illegal id: %d", id);
+ return;
+ }
+
+ skb = wl->tx_frames[id];
+ info = IEEE80211_SKB_CB(skb);
+
+ /* update the TX status info */
+ if (result->status == TX_SUCCESS) {
+ if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
+ info->flags |= IEEE80211_TX_STAT_ACK;
+ rate = wl1271_rate_to_idx(result->rate_class_index, wl->band);
+ retries = result->ack_failures;
+ } else if (result->status == TX_RETRY_EXCEEDED) {
+ wl->stats.excessive_retries++;
+ retries = result->ack_failures;
+ }
+
+ info->status.rates[0].idx = rate;
+ info->status.rates[0].count = retries;
+ info->status.rates[0].flags = 0;
+ info->status.ack_signal = -1;
+
+ wl->stats.retry_count += result->ack_failures;
+
+ /* update security sequence number */
+ wl->tx_security_seq += (result->lsb_security_sequence_number -
+ wl->tx_security_last_seq);
+ wl->tx_security_last_seq = result->lsb_security_sequence_number;
+
+ /* remove private header from packet */
+ skb_pull(skb, sizeof(struct wl1271_tx_hw_descr));
+
+ /* remove TKIP header space if present */
+ if (info->control.hw_key &&
+ info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP) {
+ int hdrlen = ieee80211_get_hdrlen_from_skb(skb);
+ memmove(skb->data + WL1271_TKIP_IV_SPACE, skb->data, hdrlen);
+ skb_pull(skb, WL1271_TKIP_IV_SPACE);
+ }
+
+ wl1271_debug(DEBUG_TX, "tx status id %u skb 0x%p failures %u rate 0x%x"
+ " status 0x%x",
+ result->id, skb, result->ack_failures,
+ result->rate_class_index, result->status);
+
+ /* return the packet to the stack */
+ ieee80211_tx_status(wl->hw, skb);
+ wl1271_free_tx_id(wl, result->id);
+}
+
+/* Called upon reception of a TX complete interrupt */
+void wl1271_tx_complete(struct wl1271 *wl)
+{
+ struct wl1271_acx_mem_map *memmap =
+ (struct wl1271_acx_mem_map *)wl->target_mem_map;
+ u32 count, fw_counter;
+ u32 i;
+
+ /* read the tx results from the chipset */
+ wl1271_read(wl, le32_to_cpu(memmap->tx_result),
+ wl->tx_res_if, sizeof(*wl->tx_res_if), false);
+ fw_counter = le32_to_cpu(wl->tx_res_if->tx_result_fw_counter);
+
+ /* write host counter to chipset (to ack) */
+ wl1271_write32(wl, le32_to_cpu(memmap->tx_result) +
+ offsetof(struct wl1271_tx_hw_res_if,
+ tx_result_host_counter), fw_counter);
+
+ count = fw_counter - wl->tx_results_count;
+ wl1271_debug(DEBUG_TX, "tx_complete received, packets: %d", count);
+
+ /* verify that the result buffer is not getting overrun */
+ if (unlikely(count > TX_HW_RESULT_QUEUE_LEN))
+ wl1271_warning("TX result overflow from chipset: %d", count);
+
+ /* process the results */
+ for (i = 0; i < count; i++) {
+ struct wl1271_tx_hw_res_descr *result;
+ u8 offset = wl->tx_results_count & TX_HW_RESULT_QUEUE_LEN_MASK;
+
+ /* process the packet */
+ result = &(wl->tx_res_if->tx_results_queue[offset]);
+ wl1271_tx_complete_packet(wl, result);
+
+ wl->tx_results_count++;
+ }
+}
+
+/* caller must hold wl->mutex */
+void wl1271_tx_reset(struct wl1271 *wl)
+{
+ int i;
+ struct sk_buff *skb;
+
+ /* TX failure */
+ while ((skb = skb_dequeue(&wl->tx_queue))) {
+ wl1271_debug(DEBUG_TX, "freeing skb 0x%p", skb);
+ ieee80211_tx_status(wl->hw, skb);
+ }
+
+ /*
+ * Make sure the driver is at a consistent state, in case this
+ * function is called from a context other than interface removal.
+ */
+ handle_tx_low_watermark(wl);
+
+ for (i = 0; i < ACX_TX_DESCRIPTORS; i++)
+ if (wl->tx_frames[i] != NULL) {
+ skb = wl->tx_frames[i];
+ wl1271_free_tx_id(wl, i);
+ wl1271_debug(DEBUG_TX, "freeing skb 0x%p", skb);
+ ieee80211_tx_status(wl->hw, skb);
+ }
+}
+
+#define WL1271_TX_FLUSH_TIMEOUT 500000
+
+/* caller must *NOT* hold wl->mutex */
+void wl1271_tx_flush(struct wl1271 *wl)
+{
+ unsigned long timeout;
+ timeout = jiffies + usecs_to_jiffies(WL1271_TX_FLUSH_TIMEOUT);
+
+ while (!time_after(jiffies, timeout)) {
+ mutex_lock(&wl->mutex);
+ wl1271_debug(DEBUG_TX, "flushing tx buffer: %d",
+ wl->tx_frames_cnt);
+ if ((wl->tx_frames_cnt == 0) &&
+ skb_queue_empty(&wl->tx_queue)) {
+ mutex_unlock(&wl->mutex);
+ return;
+ }
+ mutex_unlock(&wl->mutex);
+ msleep(1);
+ }
+
+ wl1271_warning("Unable to flush all TX buffers, timed out.");
+}
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __TX_H__
+#define __TX_H__
+
+#define TX_HW_BLOCK_SPARE 2
+#define TX_HW_BLOCK_SIZE 252
+
+#define TX_HW_MGMT_PKT_LIFETIME_TU 2000
+/* The chipset reference driver states, that the "aid" value 1
+ * is for infra-BSS, but is still always used */
+#define TX_HW_DEFAULT_AID 1
+
+#define TX_HW_ATTR_SAVE_RETRIES BIT(0)
+#define TX_HW_ATTR_HEADER_PAD BIT(1)
+#define TX_HW_ATTR_SESSION_COUNTER (BIT(2) | BIT(3) | BIT(4))
+#define TX_HW_ATTR_RATE_POLICY (BIT(5) | BIT(6) | BIT(7) | \
+ BIT(8) | BIT(9))
+#define TX_HW_ATTR_LAST_WORD_PAD (BIT(10) | BIT(11))
+#define TX_HW_ATTR_TX_CMPLT_REQ BIT(12)
+
+#define TX_HW_ATTR_OFST_SAVE_RETRIES 0
+#define TX_HW_ATTR_OFST_HEADER_PAD 1
+#define TX_HW_ATTR_OFST_SESSION_COUNTER 2
+#define TX_HW_ATTR_OFST_RATE_POLICY 5
+#define TX_HW_ATTR_OFST_LAST_WORD_PAD 10
+#define TX_HW_ATTR_OFST_TX_CMPLT_REQ 12
+
+#define TX_HW_RESULT_QUEUE_LEN 16
+#define TX_HW_RESULT_QUEUE_LEN_MASK 0xf
+
+#define WL1271_TX_ALIGN_TO 4
+#define WL1271_TX_ALIGN(len) (((len) + WL1271_TX_ALIGN_TO - 1) & \
+ ~(WL1271_TX_ALIGN_TO - 1))
+#define WL1271_TKIP_IV_SPACE 4
+
+struct wl1271_tx_hw_descr {
+ /* Length of packet in words, including descriptor+header+data */
+ __le16 length;
+ /* Number of extra memory blocks to allocate for this packet in
+ addition to the number of blocks derived from the packet length */
+ u8 extra_mem_blocks;
+ /* Total number of memory blocks allocated by the host for this packet.
+ Must be equal or greater than the actual blocks number allocated by
+ HW!! */
+ u8 total_mem_blocks;
+ /* Device time (in us) when the packet arrived to the driver */
+ __le32 start_time;
+ /* Max delay in TUs until transmission. The last device time the
+ packet can be transmitted is: startTime+(1024*LifeTime) */
+ __le16 life_time;
+ /* Bitwise fields - see TX_ATTR... definitions above. */
+ __le16 tx_attr;
+ /* Packet identifier used also in the Tx-Result. */
+ u8 id;
+ /* The packet TID value (as User-Priority) */
+ u8 tid;
+ /* Identifier of the remote STA in IBSS, 1 in infra-BSS */
+ u8 aid;
+ u8 reserved;
+} __packed;
+
+enum wl1271_tx_hw_res_status {
+ TX_SUCCESS = 0,
+ TX_HW_ERROR = 1,
+ TX_DISABLED = 2,
+ TX_RETRY_EXCEEDED = 3,
+ TX_TIMEOUT = 4,
+ TX_KEY_NOT_FOUND = 5,
+ TX_PEER_NOT_FOUND = 6,
+ TX_SESSION_MISMATCH = 7
+};
+
+struct wl1271_tx_hw_res_descr {
+ /* Packet Identifier - same value used in the Tx descriptor.*/
+ u8 id;
+ /* The status of the transmission, indicating success or one of
+ several possible reasons for failure. */
+ u8 status;
+ /* Total air access duration including all retrys and overheads.*/
+ __le16 medium_usage;
+ /* The time passed from host xfer to Tx-complete.*/
+ __le32 fw_handling_time;
+ /* Total media delay
+ (from 1st EDCA AIFS counter until TX Complete). */
+ __le32 medium_delay;
+ /* LS-byte of last TKIP seq-num (saved per AC for recovery). */
+ u8 lsb_security_sequence_number;
+ /* Retry count - number of transmissions without successful ACK.*/
+ u8 ack_failures;
+ /* The rate that succeeded getting ACK
+ (Valid only if status=SUCCESS). */
+ u8 rate_class_index;
+ /* for 4-byte alignment. */
+ u8 spare;
+} __packed;
+
+struct wl1271_tx_hw_res_if {
+ __le32 tx_result_fw_counter;
+ __le32 tx_result_host_counter;
+ struct wl1271_tx_hw_res_descr tx_results_queue[TX_HW_RESULT_QUEUE_LEN];
+} __packed;
+
+static inline int wl1271_tx_get_queue(int queue)
+{
+ switch (queue) {
+ case 0:
+ return CONF_TX_AC_VO;
+ case 1:
+ return CONF_TX_AC_VI;
+ case 2:
+ return CONF_TX_AC_BE;
+ case 3:
+ return CONF_TX_AC_BK;
+ default:
+ return CONF_TX_AC_BE;
+ }
+}
+
+void wl1271_tx_work(struct work_struct *work);
+void wl1271_tx_work_locked(struct wl1271 *wl);
+void wl1271_tx_complete(struct wl1271 *wl);
+void wl1271_tx_reset(struct wl1271 *wl);
+void wl1271_tx_flush(struct wl1271 *wl);
+u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band);
+u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set);
+
+#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_H__
-#define __WL1271_H__
-
-#include <linux/mutex.h>
-#include <linux/completion.h>
-#include <linux/spinlock.h>
-#include <linux/list.h>
-#include <linux/bitops.h>
-#include <net/mac80211.h>
-
-#include "wl1271_conf.h"
-#include "wl1271_ini.h"
-
-#define DRIVER_NAME "wl1271"
-#define DRIVER_PREFIX DRIVER_NAME ": "
-
-enum {
- DEBUG_NONE = 0,
- DEBUG_IRQ = BIT(0),
- DEBUG_SPI = BIT(1),
- DEBUG_BOOT = BIT(2),
- DEBUG_MAILBOX = BIT(3),
- DEBUG_TESTMODE = BIT(4),
- DEBUG_EVENT = BIT(5),
- DEBUG_TX = BIT(6),
- DEBUG_RX = BIT(7),
- DEBUG_SCAN = BIT(8),
- DEBUG_CRYPT = BIT(9),
- DEBUG_PSM = BIT(10),
- DEBUG_MAC80211 = BIT(11),
- DEBUG_CMD = BIT(12),
- DEBUG_ACX = BIT(13),
- DEBUG_SDIO = BIT(14),
- DEBUG_FILTERS = BIT(15),
- DEBUG_ADHOC = BIT(16),
- DEBUG_ALL = ~0,
-};
-
-#define DEBUG_LEVEL (DEBUG_NONE)
-
-#define DEBUG_DUMP_LIMIT 1024
-
-#define wl1271_error(fmt, arg...) \
- printk(KERN_ERR DRIVER_PREFIX "ERROR " fmt "\n", ##arg)
-
-#define wl1271_warning(fmt, arg...) \
- printk(KERN_WARNING DRIVER_PREFIX "WARNING " fmt "\n", ##arg)
-
-#define wl1271_notice(fmt, arg...) \
- printk(KERN_INFO DRIVER_PREFIX fmt "\n", ##arg)
-
-#define wl1271_info(fmt, arg...) \
- printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg)
-
-#define wl1271_debug(level, fmt, arg...) \
- do { \
- if (level & DEBUG_LEVEL) \
- printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg); \
- } while (0)
-
-#define wl1271_dump(level, prefix, buf, len) \
- do { \
- if (level & DEBUG_LEVEL) \
- print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
- DUMP_PREFIX_OFFSET, 16, 1, \
- buf, \
- min_t(size_t, len, DEBUG_DUMP_LIMIT), \
- 0); \
- } while (0)
-
-#define wl1271_dump_ascii(level, prefix, buf, len) \
- do { \
- if (level & DEBUG_LEVEL) \
- print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
- DUMP_PREFIX_OFFSET, 16, 1, \
- buf, \
- min_t(size_t, len, DEBUG_DUMP_LIMIT), \
- true); \
- } while (0)
-
-#define WL1271_DEFAULT_RX_CONFIG (CFG_UNI_FILTER_EN | \
- CFG_BSSID_FILTER_EN | \
- CFG_MC_FILTER_EN)
-
-#define WL1271_DEFAULT_RX_FILTER (CFG_RX_RCTS_ACK | CFG_RX_PRSP_EN | \
- CFG_RX_MGMT_EN | CFG_RX_DATA_EN | \
- CFG_RX_CTL_EN | CFG_RX_BCN_EN | \
- CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN)
-
-#define WL1271_FW_NAME "wl1271-fw.bin"
-#define WL1271_NVS_NAME "wl1271-nvs.bin"
-
-#define WL1271_TX_SECURITY_LO16(s) ((u16)((s) & 0xffff))
-#define WL1271_TX_SECURITY_HI32(s) ((u32)(((s) >> 16) & 0xffffffff))
-
-#define WL1271_CIPHER_SUITE_GEM 0x00147201
-
-#define WL1271_BUSY_WORD_CNT 1
-#define WL1271_BUSY_WORD_LEN (WL1271_BUSY_WORD_CNT * sizeof(u32))
-
-#define WL1271_ELP_HW_STATE_ASLEEP 0
-#define WL1271_ELP_HW_STATE_IRQ 1
-
-#define WL1271_DEFAULT_BEACON_INT 100
-#define WL1271_DEFAULT_DTIM_PERIOD 1
-
-#define ACX_TX_DESCRIPTORS 32
-
-#define WL1271_AGGR_BUFFER_SIZE (4 * PAGE_SIZE)
-
-enum wl1271_state {
- WL1271_STATE_OFF,
- WL1271_STATE_ON,
- WL1271_STATE_PLT,
-};
-
-enum wl1271_partition_type {
- PART_DOWN,
- PART_WORK,
- PART_DRPW,
-
- PART_TABLE_LEN
-};
-
-struct wl1271_partition {
- u32 size;
- u32 start;
-};
-
-struct wl1271_partition_set {
- struct wl1271_partition mem;
- struct wl1271_partition reg;
- struct wl1271_partition mem2;
- struct wl1271_partition mem3;
-};
-
-struct wl1271;
-
-/* FIXME: I'm not sure about this structure name */
-struct wl1271_chip {
- u32 id;
- char fw_ver[21];
-};
-
-struct wl1271_stats {
- struct acx_statistics *fw_stats;
- unsigned long fw_stats_update;
-
- unsigned int retry_count;
- unsigned int excessive_retries;
-};
-
-struct wl1271_debugfs {
- struct dentry *rootdir;
- struct dentry *fw_statistics;
-
- struct dentry *tx_internal_desc_overflow;
-
- struct dentry *rx_out_of_mem;
- struct dentry *rx_hdr_overflow;
- struct dentry *rx_hw_stuck;
- struct dentry *rx_dropped;
- struct dentry *rx_fcs_err;
- struct dentry *rx_xfr_hint_trig;
- struct dentry *rx_path_reset;
- struct dentry *rx_reset_counter;
-
- struct dentry *dma_rx_requested;
- struct dentry *dma_rx_errors;
- struct dentry *dma_tx_requested;
- struct dentry *dma_tx_errors;
-
- struct dentry *isr_cmd_cmplt;
- struct dentry *isr_fiqs;
- struct dentry *isr_rx_headers;
- struct dentry *isr_rx_mem_overflow;
- struct dentry *isr_rx_rdys;
- struct dentry *isr_irqs;
- struct dentry *isr_tx_procs;
- struct dentry *isr_decrypt_done;
- struct dentry *isr_dma0_done;
- struct dentry *isr_dma1_done;
- struct dentry *isr_tx_exch_complete;
- struct dentry *isr_commands;
- struct dentry *isr_rx_procs;
- struct dentry *isr_hw_pm_mode_changes;
- struct dentry *isr_host_acknowledges;
- struct dentry *isr_pci_pm;
- struct dentry *isr_wakeups;
- struct dentry *isr_low_rssi;
-
- struct dentry *wep_addr_key_count;
- struct dentry *wep_default_key_count;
- /* skipping wep.reserved */
- struct dentry *wep_key_not_found;
- struct dentry *wep_decrypt_fail;
- struct dentry *wep_packets;
- struct dentry *wep_interrupt;
-
- struct dentry *pwr_ps_enter;
- struct dentry *pwr_elp_enter;
- struct dentry *pwr_missing_bcns;
- struct dentry *pwr_wake_on_host;
- struct dentry *pwr_wake_on_timer_exp;
- struct dentry *pwr_tx_with_ps;
- struct dentry *pwr_tx_without_ps;
- struct dentry *pwr_rcvd_beacons;
- struct dentry *pwr_power_save_off;
- struct dentry *pwr_enable_ps;
- struct dentry *pwr_disable_ps;
- struct dentry *pwr_fix_tsf_ps;
- /* skipping cont_miss_bcns_spread for now */
- struct dentry *pwr_rcvd_awake_beacons;
-
- struct dentry *mic_rx_pkts;
- struct dentry *mic_calc_failure;
-
- struct dentry *aes_encrypt_fail;
- struct dentry *aes_decrypt_fail;
- struct dentry *aes_encrypt_packets;
- struct dentry *aes_decrypt_packets;
- struct dentry *aes_encrypt_interrupt;
- struct dentry *aes_decrypt_interrupt;
-
- struct dentry *event_heart_beat;
- struct dentry *event_calibration;
- struct dentry *event_rx_mismatch;
- struct dentry *event_rx_mem_empty;
- struct dentry *event_rx_pool;
- struct dentry *event_oom_late;
- struct dentry *event_phy_transmit_error;
- struct dentry *event_tx_stuck;
-
- struct dentry *ps_pspoll_timeouts;
- struct dentry *ps_upsd_timeouts;
- struct dentry *ps_upsd_max_sptime;
- struct dentry *ps_upsd_max_apturn;
- struct dentry *ps_pspoll_max_apturn;
- struct dentry *ps_pspoll_utilization;
- struct dentry *ps_upsd_utilization;
-
- struct dentry *rxpipe_rx_prep_beacon_drop;
- struct dentry *rxpipe_descr_host_int_trig_rx_data;
- struct dentry *rxpipe_beacon_buffer_thres_host_int_trig_rx_data;
- struct dentry *rxpipe_missed_beacon_host_int_trig_rx_data;
- struct dentry *rxpipe_tx_xfr_host_int_trig_rx_data;
-
- struct dentry *tx_queue_len;
-
- struct dentry *retry_count;
- struct dentry *excessive_retries;
- struct dentry *gpio_power;
-};
-
-#define NUM_TX_QUEUES 4
-#define NUM_RX_PKT_DESC 8
-
-/* FW status registers */
-struct wl1271_fw_status {
- __le32 intr;
- u8 fw_rx_counter;
- u8 drv_rx_counter;
- u8 reserved;
- u8 tx_results_counter;
- __le32 rx_pkt_descs[NUM_RX_PKT_DESC];
- __le32 tx_released_blks[NUM_TX_QUEUES];
- __le32 fw_localtime;
- __le32 padding[2];
-} __packed;
-
-struct wl1271_rx_mem_pool_addr {
- u32 addr;
- u32 addr_extra;
-};
-
-struct wl1271_scan {
- struct cfg80211_scan_request *req;
- bool *scanned_ch;
- bool failed;
- u8 state;
- u8 ssid[IW_ESSID_MAX_SIZE+1];
- size_t ssid_len;
-};
-
-struct wl1271_if_operations {
- void (*read)(struct wl1271 *wl, int addr, void *buf, size_t len,
- bool fixed);
- void (*write)(struct wl1271 *wl, int addr, void *buf, size_t len,
- bool fixed);
- void (*reset)(struct wl1271 *wl);
- void (*init)(struct wl1271 *wl);
- int (*power)(struct wl1271 *wl, bool enable);
- struct device* (*dev)(struct wl1271 *wl);
- void (*enable_irq)(struct wl1271 *wl);
- void (*disable_irq)(struct wl1271 *wl);
-};
-
-struct wl1271 {
- struct platform_device *plat_dev;
- struct ieee80211_hw *hw;
- bool mac80211_registered;
-
- void *if_priv;
-
- struct wl1271_if_operations *if_ops;
-
- void (*set_power)(bool enable);
- int irq;
- int ref_clock;
-
- spinlock_t wl_lock;
-
- enum wl1271_state state;
- struct mutex mutex;
-
-#define WL1271_FLAG_STA_RATES_CHANGED (0)
-#define WL1271_FLAG_STA_ASSOCIATED (1)
-#define WL1271_FLAG_JOINED (2)
-#define WL1271_FLAG_GPIO_POWER (3)
-#define WL1271_FLAG_TX_QUEUE_STOPPED (4)
-#define WL1271_FLAG_IN_ELP (5)
-#define WL1271_FLAG_PSM (6)
-#define WL1271_FLAG_PSM_REQUESTED (7)
-#define WL1271_FLAG_IRQ_PENDING (8)
-#define WL1271_FLAG_IRQ_RUNNING (9)
-#define WL1271_FLAG_IDLE (10)
-#define WL1271_FLAG_IDLE_REQUESTED (11)
-#define WL1271_FLAG_PSPOLL_FAILURE (12)
-#define WL1271_FLAG_STA_STATE_SENT (13)
-#define WL1271_FLAG_FW_TX_BUSY (14)
- unsigned long flags;
-
- struct wl1271_partition_set part;
-
- struct wl1271_chip chip;
-
- int cmd_box_addr;
- int event_box_addr;
-
- u8 *fw;
- size_t fw_len;
- struct wl1271_nvs_file *nvs;
- size_t nvs_len;
-
- s8 hw_pg_ver;
-
- u8 bssid[ETH_ALEN];
- u8 mac_addr[ETH_ALEN];
- u8 bss_type;
- u8 set_bss_type;
- u8 ssid[IW_ESSID_MAX_SIZE + 1];
- u8 ssid_len;
- int channel;
-
- struct wl1271_acx_mem_map *target_mem_map;
-
- /* Accounting for allocated / available TX blocks on HW */
- u32 tx_blocks_freed[NUM_TX_QUEUES];
- u32 tx_blocks_available;
- u32 tx_results_count;
-
- /* Transmitted TX packets counter for chipset interface */
- u32 tx_packets_count;
-
- /* Time-offset between host and chipset clocks */
- s64 time_offset;
-
- /* Session counter for the chipset */
- int session_counter;
-
- /* Frames scheduled for transmission, not handled yet */
- struct sk_buff_head tx_queue;
-
- struct work_struct tx_work;
-
- /* Pending TX frames */
- unsigned long tx_frames_map[BITS_TO_LONGS(ACX_TX_DESCRIPTORS)];
- struct sk_buff *tx_frames[ACX_TX_DESCRIPTORS];
- int tx_frames_cnt;
-
- /* Security sequence number counters */
- u8 tx_security_last_seq;
- s64 tx_security_seq;
-
- /* FW Rx counter */
- u32 rx_counter;
-
- /* Rx memory pool address */
- struct wl1271_rx_mem_pool_addr rx_mem_pool_addr;
-
- /* Intermediate buffer, used for packet aggregation */
- u8 *aggr_buf;
-
- /* The target interrupt mask */
- struct work_struct irq_work;
-
- /* Hardware recovery work */
- struct work_struct recovery_work;
-
- /* The mbox event mask */
- u32 event_mask;
-
- /* Mailbox pointers */
- u32 mbox_ptr[2];
-
- /* Are we currently scanning */
- struct wl1271_scan scan;
- struct delayed_work scan_complete_work;
-
- /* Our association ID */
- u16 aid;
-
- /*
- * currently configured rate set:
- * bits 0-15 - 802.11abg rates
- * bits 16-23 - 802.11n MCS index mask
- * support only 1 stream, thus only 8 bits for the MCS rates (0-7).
- */
- u32 sta_rate_set;
- u32 basic_rate_set;
- u32 basic_rate;
- u32 rate_set;
-
- /* The current band */
- enum ieee80211_band band;
-
- /* Beaconing interval (needed for ad-hoc) */
- u32 beacon_int;
-
- /* Default key (for WEP) */
- u32 default_key;
-
- unsigned int filters;
- unsigned int rx_config;
- unsigned int rx_filter;
-
- struct completion *elp_compl;
- struct delayed_work elp_work;
- struct delayed_work pspoll_work;
-
- /* counter for ps-poll delivery failures */
- int ps_poll_failures;
-
- /* retry counter for PSM entries */
- u8 psm_entry_retry;
-
- /* in dBm */
- int power_level;
-
- int rssi_thold;
- int last_rssi_event;
-
- struct wl1271_stats stats;
- struct wl1271_debugfs debugfs;
-
- __le32 buffer_32;
- u32 buffer_cmd;
- u32 buffer_busyword[WL1271_BUSY_WORD_CNT];
-
- struct wl1271_fw_status *fw_status;
- struct wl1271_tx_hw_res_if *tx_res_if;
-
- struct ieee80211_vif *vif;
-
- /* Current chipset configuration */
- struct conf_drv_settings conf;
-
- bool sg_enabled;
-
- bool enable_11a;
-
- struct list_head list;
-
- /* Most recently reported noise in dBm */
- s8 noise;
-};
-
-int wl1271_plt_start(struct wl1271 *wl);
-int wl1271_plt_stop(struct wl1271 *wl);
-
-#define JOIN_TIMEOUT 5000 /* 5000 milliseconds to join */
-
-#define SESSION_COUNTER_MAX 7 /* maximum value for the session counter */
-
-#define WL1271_DEFAULT_POWER_LEVEL 0
-
-#define WL1271_TX_QUEUE_LOW_WATERMARK 10
-#define WL1271_TX_QUEUE_HIGH_WATERMARK 25
-
-/* WL1271 needs a 200ms sleep after power on, and a 20ms sleep before power
- on in case is has been shut down shortly before */
-#define WL1271_PRE_POWER_ON_SLEEP 20 /* in miliseconds */
-#define WL1271_POWER_ON_SLEEP 200 /* in miliseconds */
-
-/* Macros to handle wl1271.sta_rate_set */
-#define HW_BG_RATES_MASK 0xffff
-#define HW_HT_RATES_OFFSET 16
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include "wl1271_acx.h"
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/crc7.h>
-#include <linux/spi/spi.h>
-#include <linux/slab.h>
-
-#include "wl1271.h"
-#include "wl12xx_80211.h"
-#include "wl1271_reg.h"
-#include "wl1271_ps.h"
-
-int wl1271_acx_wake_up_conditions(struct wl1271 *wl)
-{
- struct acx_wake_up_condition *wake_up;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx wake up conditions");
-
- wake_up = kzalloc(sizeof(*wake_up), GFP_KERNEL);
- if (!wake_up) {
- ret = -ENOMEM;
- goto out;
- }
-
- wake_up->wake_up_event = wl->conf.conn.wake_up_event;
- wake_up->listen_interval = wl->conf.conn.listen_interval;
-
- ret = wl1271_cmd_configure(wl, ACX_WAKE_UP_CONDITIONS,
- wake_up, sizeof(*wake_up));
- if (ret < 0) {
- wl1271_warning("could not set wake up conditions: %d", ret);
- goto out;
- }
-
-out:
- kfree(wake_up);
- return ret;
-}
-
-int wl1271_acx_sleep_auth(struct wl1271 *wl, u8 sleep_auth)
-{
- struct acx_sleep_auth *auth;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx sleep auth");
-
- auth = kzalloc(sizeof(*auth), GFP_KERNEL);
- if (!auth) {
- ret = -ENOMEM;
- goto out;
- }
-
- auth->sleep_auth = sleep_auth;
-
- ret = wl1271_cmd_configure(wl, ACX_SLEEP_AUTH, auth, sizeof(*auth));
- if (ret < 0)
- return ret;
-
-out:
- kfree(auth);
- return ret;
-}
-
-int wl1271_acx_tx_power(struct wl1271 *wl, int power)
-{
- struct acx_current_tx_power *acx;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx dot11_cur_tx_pwr");
-
- if (power < 0 || power > 25)
- return -EINVAL;
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->current_tx_power = power * 10;
-
- ret = wl1271_cmd_configure(wl, DOT11_CUR_TX_PWR, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("configure of tx power failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_feature_cfg(struct wl1271 *wl)
-{
- struct acx_feature_config *feature;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx feature cfg");
-
- feature = kzalloc(sizeof(*feature), GFP_KERNEL);
- if (!feature) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE are disabled */
- feature->data_flow_options = 0;
- feature->options = 0;
-
- ret = wl1271_cmd_configure(wl, ACX_FEATURE_CFG,
- feature, sizeof(*feature));
- if (ret < 0) {
- wl1271_error("Couldnt set HW encryption");
- goto out;
- }
-
-out:
- kfree(feature);
- return ret;
-}
-
-int wl1271_acx_mem_map(struct wl1271 *wl, struct acx_header *mem_map,
- size_t len)
-{
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx mem map");
-
- ret = wl1271_cmd_interrogate(wl, ACX_MEM_MAP, mem_map, len);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-int wl1271_acx_rx_msdu_life_time(struct wl1271 *wl)
-{
- struct acx_rx_msdu_lifetime *acx;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx rx msdu life time");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->lifetime = cpu_to_le32(wl->conf.rx.rx_msdu_life_time);
- ret = wl1271_cmd_configure(wl, DOT11_RX_MSDU_LIFE_TIME,
- acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("failed to set rx msdu life time: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_rx_config(struct wl1271 *wl, u32 config, u32 filter)
-{
- struct acx_rx_config *rx_config;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx rx config");
-
- rx_config = kzalloc(sizeof(*rx_config), GFP_KERNEL);
- if (!rx_config) {
- ret = -ENOMEM;
- goto out;
- }
-
- rx_config->config_options = cpu_to_le32(config);
- rx_config->filter_options = cpu_to_le32(filter);
-
- ret = wl1271_cmd_configure(wl, ACX_RX_CFG,
- rx_config, sizeof(*rx_config));
- if (ret < 0) {
- wl1271_warning("failed to set rx config: %d", ret);
- goto out;
- }
-
-out:
- kfree(rx_config);
- return ret;
-}
-
-int wl1271_acx_pd_threshold(struct wl1271 *wl)
-{
- struct acx_packet_detection *pd;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx data pd threshold");
-
- pd = kzalloc(sizeof(*pd), GFP_KERNEL);
- if (!pd) {
- ret = -ENOMEM;
- goto out;
- }
-
- pd->threshold = cpu_to_le32(wl->conf.rx.packet_detection_threshold);
-
- ret = wl1271_cmd_configure(wl, ACX_PD_THRESHOLD, pd, sizeof(*pd));
- if (ret < 0) {
- wl1271_warning("failed to set pd threshold: %d", ret);
- goto out;
- }
-
-out:
- kfree(pd);
- return ret;
-}
-
-int wl1271_acx_slot(struct wl1271 *wl, enum acx_slot_type slot_time)
-{
- struct acx_slot *slot;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx slot");
-
- slot = kzalloc(sizeof(*slot), GFP_KERNEL);
- if (!slot) {
- ret = -ENOMEM;
- goto out;
- }
-
- slot->wone_index = STATION_WONE_INDEX;
- slot->slot_time = slot_time;
-
- ret = wl1271_cmd_configure(wl, ACX_SLOT, slot, sizeof(*slot));
- if (ret < 0) {
- wl1271_warning("failed to set slot time: %d", ret);
- goto out;
- }
-
-out:
- kfree(slot);
- return ret;
-}
-
-int wl1271_acx_group_address_tbl(struct wl1271 *wl, bool enable,
- void *mc_list, u32 mc_list_len)
-{
- struct acx_dot11_grp_addr_tbl *acx;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx group address tbl");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* MAC filtering */
- acx->enabled = enable;
- acx->num_groups = mc_list_len;
- memcpy(acx->mac_table, mc_list, mc_list_len * ETH_ALEN);
-
- ret = wl1271_cmd_configure(wl, DOT11_GROUP_ADDRESS_TBL,
- acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("failed to set group addr table: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_service_period_timeout(struct wl1271 *wl)
-{
- struct acx_rx_timeout *rx_timeout;
- int ret;
-
- rx_timeout = kzalloc(sizeof(*rx_timeout), GFP_KERNEL);
- if (!rx_timeout) {
- ret = -ENOMEM;
- goto out;
- }
-
- wl1271_debug(DEBUG_ACX, "acx service period timeout");
-
- rx_timeout->ps_poll_timeout = cpu_to_le16(wl->conf.rx.ps_poll_timeout);
- rx_timeout->upsd_timeout = cpu_to_le16(wl->conf.rx.upsd_timeout);
-
- ret = wl1271_cmd_configure(wl, ACX_SERVICE_PERIOD_TIMEOUT,
- rx_timeout, sizeof(*rx_timeout));
- if (ret < 0) {
- wl1271_warning("failed to set service period timeout: %d",
- ret);
- goto out;
- }
-
-out:
- kfree(rx_timeout);
- return ret;
-}
-
-int wl1271_acx_rts_threshold(struct wl1271 *wl, u16 rts_threshold)
-{
- struct acx_rts_threshold *rts;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx rts threshold");
-
- rts = kzalloc(sizeof(*rts), GFP_KERNEL);
- if (!rts) {
- ret = -ENOMEM;
- goto out;
- }
-
- rts->threshold = cpu_to_le16(rts_threshold);
-
- ret = wl1271_cmd_configure(wl, DOT11_RTS_THRESHOLD, rts, sizeof(*rts));
- if (ret < 0) {
- wl1271_warning("failed to set rts threshold: %d", ret);
- goto out;
- }
-
-out:
- kfree(rts);
- return ret;
-}
-
-int wl1271_acx_dco_itrim_params(struct wl1271 *wl)
-{
- struct acx_dco_itrim_params *dco;
- struct conf_itrim_settings *c = &wl->conf.itrim;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx dco itrim parameters");
-
- dco = kzalloc(sizeof(*dco), GFP_KERNEL);
- if (!dco) {
- ret = -ENOMEM;
- goto out;
- }
-
- dco->enable = c->enable;
- dco->timeout = cpu_to_le32(c->timeout);
-
- ret = wl1271_cmd_configure(wl, ACX_SET_DCO_ITRIM_PARAMS,
- dco, sizeof(*dco));
- if (ret < 0) {
- wl1271_warning("failed to set dco itrim parameters: %d", ret);
- goto out;
- }
-
-out:
- kfree(dco);
- return ret;
-}
-
-int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, bool enable_filter)
-{
- struct acx_beacon_filter_option *beacon_filter = NULL;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx beacon filter opt");
-
- if (enable_filter &&
- wl->conf.conn.bcn_filt_mode == CONF_BCN_FILT_MODE_DISABLED)
- goto out;
-
- beacon_filter = kzalloc(sizeof(*beacon_filter), GFP_KERNEL);
- if (!beacon_filter) {
- ret = -ENOMEM;
- goto out;
- }
-
- beacon_filter->enable = enable_filter;
-
- /*
- * When set to zero, and the filter is enabled, beacons
- * without the unicast TIM bit set are dropped.
- */
- beacon_filter->max_num_beacons = 0;
-
- ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_OPT,
- beacon_filter, sizeof(*beacon_filter));
- if (ret < 0) {
- wl1271_warning("failed to set beacon filter opt: %d", ret);
- goto out;
- }
-
-out:
- kfree(beacon_filter);
- return ret;
-}
-
-int wl1271_acx_beacon_filter_table(struct wl1271 *wl)
-{
- struct acx_beacon_filter_ie_table *ie_table;
- int i, idx = 0;
- int ret;
- bool vendor_spec = false;
-
- wl1271_debug(DEBUG_ACX, "acx beacon filter table");
-
- ie_table = kzalloc(sizeof(*ie_table), GFP_KERNEL);
- if (!ie_table) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* configure default beacon pass-through rules */
- ie_table->num_ie = 0;
- for (i = 0; i < wl->conf.conn.bcn_filt_ie_count; i++) {
- struct conf_bcn_filt_rule *r = &(wl->conf.conn.bcn_filt_ie[i]);
- ie_table->table[idx++] = r->ie;
- ie_table->table[idx++] = r->rule;
-
- if (r->ie == WLAN_EID_VENDOR_SPECIFIC) {
- /* only one vendor specific ie allowed */
- if (vendor_spec)
- continue;
-
- /* for vendor specific rules configure the
- additional fields */
- memcpy(&(ie_table->table[idx]), r->oui,
- CONF_BCN_IE_OUI_LEN);
- idx += CONF_BCN_IE_OUI_LEN;
- ie_table->table[idx++] = r->type;
- memcpy(&(ie_table->table[idx]), r->version,
- CONF_BCN_IE_VER_LEN);
- idx += CONF_BCN_IE_VER_LEN;
- vendor_spec = true;
- }
-
- ie_table->num_ie++;
- }
-
- ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_TABLE,
- ie_table, sizeof(*ie_table));
- if (ret < 0) {
- wl1271_warning("failed to set beacon filter table: %d", ret);
- goto out;
- }
-
-out:
- kfree(ie_table);
- return ret;
-}
-
-#define ACX_CONN_MONIT_DISABLE_VALUE 0xffffffff
-
-int wl1271_acx_conn_monit_params(struct wl1271 *wl, bool enable)
-{
- struct acx_conn_monit_params *acx;
- u32 threshold = ACX_CONN_MONIT_DISABLE_VALUE;
- u32 timeout = ACX_CONN_MONIT_DISABLE_VALUE;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx connection monitor parameters: %s",
- enable ? "enabled" : "disabled");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- if (enable) {
- threshold = wl->conf.conn.synch_fail_thold;
- timeout = wl->conf.conn.bss_lose_timeout;
- }
-
- acx->synch_fail_thold = cpu_to_le32(threshold);
- acx->bss_lose_timeout = cpu_to_le32(timeout);
-
- ret = wl1271_cmd_configure(wl, ACX_CONN_MONIT_PARAMS,
- acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("failed to set connection monitor "
- "parameters: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-
-int wl1271_acx_sg_enable(struct wl1271 *wl, bool enable)
-{
- struct acx_bt_wlan_coex *pta;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx sg enable");
-
- pta = kzalloc(sizeof(*pta), GFP_KERNEL);
- if (!pta) {
- ret = -ENOMEM;
- goto out;
- }
-
- if (enable)
- pta->enable = wl->conf.sg.state;
- else
- pta->enable = CONF_SG_DISABLE;
-
- ret = wl1271_cmd_configure(wl, ACX_SG_ENABLE, pta, sizeof(*pta));
- if (ret < 0) {
- wl1271_warning("failed to set softgemini enable: %d", ret);
- goto out;
- }
-
-out:
- kfree(pta);
- return ret;
-}
-
-int wl1271_acx_sg_cfg(struct wl1271 *wl)
-{
- struct acx_bt_wlan_coex_param *param;
- struct conf_sg_settings *c = &wl->conf.sg;
- int i, ret;
-
- wl1271_debug(DEBUG_ACX, "acx sg cfg");
-
- param = kzalloc(sizeof(*param), GFP_KERNEL);
- if (!param) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* BT-WLAN coext parameters */
- for (i = 0; i < CONF_SG_PARAMS_MAX; i++)
- param->params[i] = cpu_to_le32(c->params[i]);
- param->param_idx = CONF_SG_PARAMS_ALL;
-
- ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param));
- if (ret < 0) {
- wl1271_warning("failed to set sg config: %d", ret);
- goto out;
- }
-
-out:
- kfree(param);
- return ret;
-}
-
-int wl1271_acx_cca_threshold(struct wl1271 *wl)
-{
- struct acx_energy_detection *detection;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx cca threshold");
-
- detection = kzalloc(sizeof(*detection), GFP_KERNEL);
- if (!detection) {
- ret = -ENOMEM;
- goto out;
- }
-
- detection->rx_cca_threshold = cpu_to_le16(wl->conf.rx.rx_cca_threshold);
- detection->tx_energy_detection = wl->conf.tx.tx_energy_detection;
-
- ret = wl1271_cmd_configure(wl, ACX_CCA_THRESHOLD,
- detection, sizeof(*detection));
- if (ret < 0) {
- wl1271_warning("failed to set cca threshold: %d", ret);
- return ret;
- }
-
-out:
- kfree(detection);
- return ret;
-}
-
-int wl1271_acx_bcn_dtim_options(struct wl1271 *wl)
-{
- struct acx_beacon_broadcast *bb;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx bcn dtim options");
-
- bb = kzalloc(sizeof(*bb), GFP_KERNEL);
- if (!bb) {
- ret = -ENOMEM;
- goto out;
- }
-
- bb->beacon_rx_timeout = cpu_to_le16(wl->conf.conn.beacon_rx_timeout);
- bb->broadcast_timeout = cpu_to_le16(wl->conf.conn.broadcast_timeout);
- bb->rx_broadcast_in_ps = wl->conf.conn.rx_broadcast_in_ps;
- bb->ps_poll_threshold = wl->conf.conn.ps_poll_threshold;
-
- ret = wl1271_cmd_configure(wl, ACX_BCN_DTIM_OPTIONS, bb, sizeof(*bb));
- if (ret < 0) {
- wl1271_warning("failed to set rx config: %d", ret);
- goto out;
- }
-
-out:
- kfree(bb);
- return ret;
-}
-
-int wl1271_acx_aid(struct wl1271 *wl, u16 aid)
-{
- struct acx_aid *acx_aid;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx aid");
-
- acx_aid = kzalloc(sizeof(*acx_aid), GFP_KERNEL);
- if (!acx_aid) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx_aid->aid = cpu_to_le16(aid);
-
- ret = wl1271_cmd_configure(wl, ACX_AID, acx_aid, sizeof(*acx_aid));
- if (ret < 0) {
- wl1271_warning("failed to set aid: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx_aid);
- return ret;
-}
-
-int wl1271_acx_event_mbox_mask(struct wl1271 *wl, u32 event_mask)
-{
- struct acx_event_mask *mask;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx event mbox mask");
-
- mask = kzalloc(sizeof(*mask), GFP_KERNEL);
- if (!mask) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* high event mask is unused */
- mask->high_event_mask = cpu_to_le32(0xffffffff);
- mask->event_mask = cpu_to_le32(event_mask);
-
- ret = wl1271_cmd_configure(wl, ACX_EVENT_MBOX_MASK,
- mask, sizeof(*mask));
- if (ret < 0) {
- wl1271_warning("failed to set acx_event_mbox_mask: %d", ret);
- goto out;
- }
-
-out:
- kfree(mask);
- return ret;
-}
-
-int wl1271_acx_set_preamble(struct wl1271 *wl, enum acx_preamble_type preamble)
-{
- struct acx_preamble *acx;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx_set_preamble");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->preamble = preamble;
-
- ret = wl1271_cmd_configure(wl, ACX_PREAMBLE_TYPE, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("Setting of preamble failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_cts_protect(struct wl1271 *wl,
- enum acx_ctsprotect_type ctsprotect)
-{
- struct acx_ctsprotect *acx;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx_set_ctsprotect");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->ctsprotect = ctsprotect;
-
- ret = wl1271_cmd_configure(wl, ACX_CTS_PROTECTION, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("Setting of ctsprotect failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_statistics(struct wl1271 *wl, struct acx_statistics *stats)
-{
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx statistics");
-
- ret = wl1271_cmd_interrogate(wl, ACX_STATISTICS, stats,
- sizeof(*stats));
- if (ret < 0) {
- wl1271_warning("acx statistics failed: %d", ret);
- return -ENOMEM;
- }
-
- return 0;
-}
-
-int wl1271_acx_rate_policies(struct wl1271 *wl)
-{
- struct acx_rate_policy *acx;
- struct conf_tx_rate_class *c = &wl->conf.tx.rc_conf;
- int idx = 0;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx rate policies");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
-
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* configure one basic rate class */
- idx = ACX_TX_BASIC_RATE;
- acx->rate_class[idx].enabled_rates = cpu_to_le32(wl->basic_rate);
- acx->rate_class[idx].short_retry_limit = c->short_retry_limit;
- acx->rate_class[idx].long_retry_limit = c->long_retry_limit;
- acx->rate_class[idx].aflags = c->aflags;
-
- /* configure one AP supported rate class */
- idx = ACX_TX_AP_FULL_RATE;
- acx->rate_class[idx].enabled_rates = cpu_to_le32(wl->rate_set);
- acx->rate_class[idx].short_retry_limit = c->short_retry_limit;
- acx->rate_class[idx].long_retry_limit = c->long_retry_limit;
- acx->rate_class[idx].aflags = c->aflags;
-
- acx->rate_class_cnt = cpu_to_le32(ACX_TX_RATE_POLICY_CNT);
-
- ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("Setting of rate policies failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_ac_cfg(struct wl1271 *wl, u8 ac, u8 cw_min, u16 cw_max,
- u8 aifsn, u16 txop)
-{
- struct acx_ac_cfg *acx;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx ac cfg %d cw_ming %d cw_max %d "
- "aifs %d txop %d", ac, cw_min, cw_max, aifsn, txop);
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
-
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->ac = ac;
- acx->cw_min = cw_min;
- acx->cw_max = cpu_to_le16(cw_max);
- acx->aifsn = aifsn;
- acx->tx_op_limit = cpu_to_le16(txop);
-
- ret = wl1271_cmd_configure(wl, ACX_AC_CFG, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("acx ac cfg failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_tid_cfg(struct wl1271 *wl, u8 queue_id, u8 channel_type,
- u8 tsid, u8 ps_scheme, u8 ack_policy,
- u32 apsd_conf0, u32 apsd_conf1)
-{
- struct acx_tid_config *acx;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx tid config");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
-
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->queue_id = queue_id;
- acx->channel_type = channel_type;
- acx->tsid = tsid;
- acx->ps_scheme = ps_scheme;
- acx->ack_policy = ack_policy;
- acx->apsd_conf[0] = cpu_to_le32(apsd_conf0);
- acx->apsd_conf[1] = cpu_to_le32(apsd_conf1);
-
- ret = wl1271_cmd_configure(wl, ACX_TID_CFG, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("Setting of tid config failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_frag_threshold(struct wl1271 *wl)
-{
- struct acx_frag_threshold *acx;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx frag threshold");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
-
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->frag_threshold = cpu_to_le16(wl->conf.tx.frag_threshold);
- ret = wl1271_cmd_configure(wl, ACX_FRAG_CFG, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("Setting of frag threshold failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_tx_config_options(struct wl1271 *wl)
-{
- struct acx_tx_config_options *acx;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx tx config options");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
-
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->tx_compl_timeout = cpu_to_le16(wl->conf.tx.tx_compl_timeout);
- acx->tx_compl_threshold = cpu_to_le16(wl->conf.tx.tx_compl_threshold);
- ret = wl1271_cmd_configure(wl, ACX_TX_CONFIG_OPT, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("Setting of tx options failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_mem_cfg(struct wl1271 *wl)
-{
- struct wl1271_acx_config_memory *mem_conf;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "wl1271 mem cfg");
-
- mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL);
- if (!mem_conf) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* memory config */
- mem_conf->num_stations = DEFAULT_NUM_STATIONS;
- mem_conf->rx_mem_block_num = ACX_RX_MEM_BLOCKS;
- mem_conf->tx_min_mem_block_num = ACX_TX_MIN_MEM_BLOCKS;
- mem_conf->num_ssid_profiles = ACX_NUM_SSID_PROFILES;
- mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS);
-
- ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
- sizeof(*mem_conf));
- if (ret < 0) {
- wl1271_warning("wl1271 mem config failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(mem_conf);
- return ret;
-}
-
-int wl1271_acx_init_mem_config(struct wl1271 *wl)
-{
- int ret;
-
- ret = wl1271_acx_mem_cfg(wl);
- if (ret < 0)
- return ret;
-
- wl->target_mem_map = kzalloc(sizeof(struct wl1271_acx_mem_map),
- GFP_KERNEL);
- if (!wl->target_mem_map) {
- wl1271_error("couldn't allocate target memory map");
- return -ENOMEM;
- }
-
- /* we now ask for the firmware built memory map */
- ret = wl1271_acx_mem_map(wl, (void *)wl->target_mem_map,
- sizeof(struct wl1271_acx_mem_map));
- if (ret < 0) {
- wl1271_error("couldn't retrieve firmware memory map");
- kfree(wl->target_mem_map);
- wl->target_mem_map = NULL;
- return ret;
- }
-
- /* initialize TX block book keeping */
- wl->tx_blocks_available =
- le32_to_cpu(wl->target_mem_map->num_tx_mem_blocks);
- wl1271_debug(DEBUG_TX, "available tx blocks: %d",
- wl->tx_blocks_available);
-
- return 0;
-}
-
-int wl1271_acx_init_rx_interrupt(struct wl1271 *wl)
-{
- struct wl1271_acx_rx_config_opt *rx_conf;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "wl1271 rx interrupt config");
-
- rx_conf = kzalloc(sizeof(*rx_conf), GFP_KERNEL);
- if (!rx_conf) {
- ret = -ENOMEM;
- goto out;
- }
-
- rx_conf->threshold = cpu_to_le16(wl->conf.rx.irq_pkt_threshold);
- rx_conf->timeout = cpu_to_le16(wl->conf.rx.irq_timeout);
- rx_conf->mblk_threshold = cpu_to_le16(wl->conf.rx.irq_blk_threshold);
- rx_conf->queue_type = wl->conf.rx.queue_type;
-
- ret = wl1271_cmd_configure(wl, ACX_RX_CONFIG_OPT, rx_conf,
- sizeof(*rx_conf));
- if (ret < 0) {
- wl1271_warning("wl1271 rx config opt failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(rx_conf);
- return ret;
-}
-
-int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable)
-{
- struct wl1271_acx_bet_enable *acx = NULL;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx bet enable");
-
- if (enable && wl->conf.conn.bet_enable == CONF_BET_MODE_DISABLE)
- goto out;
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->enable = enable ? CONF_BET_MODE_ENABLE : CONF_BET_MODE_DISABLE;
- acx->max_consecutive = wl->conf.conn.bet_max_consecutive;
-
- ret = wl1271_cmd_configure(wl, ACX_BET_ENABLE, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("acx bet enable failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_arp_ip_filter(struct wl1271 *wl, bool enable, __be32 address)
-{
- struct wl1271_acx_arp_filter *acx;
- int ret;
-
- wl1271_debug(DEBUG_ACX, "acx arp ip filter, enable: %d", enable);
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->version = ACX_IPV4_VERSION;
- acx->enable = enable;
-
- if (enable == true)
- memcpy(acx->address, &address, ACX_IPV4_ADDR_SIZE);
-
- ret = wl1271_cmd_configure(wl, ACX_ARP_IP_FILTER,
- acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("failed to set arp ip filter: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_pm_config(struct wl1271 *wl)
-{
- struct wl1271_acx_pm_config *acx = NULL;
- struct conf_pm_config_settings *c = &wl->conf.pm_config;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx pm config");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->host_clk_settling_time = cpu_to_le32(c->host_clk_settling_time);
- acx->host_fast_wakeup_support = c->host_fast_wakeup_support;
-
- ret = wl1271_cmd_configure(wl, ACX_PM_CONFIG, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("acx pm config failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_keep_alive_mode(struct wl1271 *wl, bool enable)
-{
- struct wl1271_acx_keep_alive_mode *acx = NULL;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx keep alive mode: %d", enable);
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->enabled = enable;
-
- ret = wl1271_cmd_configure(wl, ACX_KEEP_ALIVE_MODE, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("acx keep alive mode failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_keep_alive_config(struct wl1271 *wl, u8 index, u8 tpl_valid)
-{
- struct wl1271_acx_keep_alive_config *acx = NULL;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx keep alive config");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->period = cpu_to_le32(wl->conf.conn.keep_alive_interval);
- acx->index = index;
- acx->tpl_validation = tpl_valid;
- acx->trigger = ACX_KEEP_ALIVE_NO_TX;
-
- ret = wl1271_cmd_configure(wl, ACX_SET_KEEP_ALIVE_CONFIG,
- acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("acx keep alive config failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, bool enable,
- s16 thold, u8 hyst)
-{
- struct wl1271_acx_rssi_snr_trigger *acx = NULL;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx rssi snr trigger");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- wl->last_rssi_event = -1;
-
- acx->pacing = cpu_to_le16(wl->conf.roam_trigger.trigger_pacing);
- acx->metric = WL1271_ACX_TRIG_METRIC_RSSI_BEACON;
- acx->type = WL1271_ACX_TRIG_TYPE_EDGE;
- if (enable)
- acx->enable = WL1271_ACX_TRIG_ENABLE;
- else
- acx->enable = WL1271_ACX_TRIG_DISABLE;
-
- acx->index = WL1271_ACX_TRIG_IDX_RSSI;
- acx->dir = WL1271_ACX_TRIG_DIR_BIDIR;
- acx->threshold = cpu_to_le16(thold);
- acx->hysteresis = hyst;
-
- ret = wl1271_cmd_configure(wl, ACX_RSSI_SNR_TRIGGER, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("acx rssi snr trigger setting failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl)
-{
- struct wl1271_acx_rssi_snr_avg_weights *acx = NULL;
- struct conf_roam_trigger_settings *c = &wl->conf.roam_trigger;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx rssi snr avg weights");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->rssi_beacon = c->avg_weight_rssi_beacon;
- acx->rssi_data = c->avg_weight_rssi_data;
- acx->snr_beacon = c->avg_weight_snr_beacon;
- acx->snr_data = c->avg_weight_snr_data;
-
- ret = wl1271_cmd_configure(wl, ACX_RSSI_SNR_WEIGHTS, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("acx rssi snr trigger weights failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_set_ht_capabilities(struct wl1271 *wl,
- struct ieee80211_sta_ht_cap *ht_cap,
- bool allow_ht_operation)
-{
- struct wl1271_acx_ht_capabilities *acx;
- u8 mac_address[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx ht capabilities setting");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* Allow HT Operation ? */
- if (allow_ht_operation) {
- acx->ht_capabilites =
- WL1271_ACX_FW_CAP_HT_OPERATION;
- if (ht_cap->cap & IEEE80211_HT_CAP_GRN_FLD)
- acx->ht_capabilites |=
- WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT;
- if (ht_cap->cap & IEEE80211_HT_CAP_SGI_20)
- acx->ht_capabilites |=
- WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS;
- if (ht_cap->cap & IEEE80211_HT_CAP_LSIG_TXOP_PROT)
- acx->ht_capabilites |=
- WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION;
-
- /* get data from A-MPDU parameters field */
- acx->ampdu_max_length = ht_cap->ampdu_factor;
- acx->ampdu_min_spacing = ht_cap->ampdu_density;
-
- memcpy(acx->mac_address, mac_address, ETH_ALEN);
- } else { /* HT operations are not allowed */
- acx->ht_capabilites = 0;
- }
-
- ret = wl1271_cmd_configure(wl, ACX_PEER_HT_CAP, acx, sizeof(*acx));
- if (ret < 0) {
- wl1271_warning("acx ht capabilities setting failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_set_ht_information(struct wl1271 *wl,
- u16 ht_operation_mode)
-{
- struct wl1271_acx_ht_information *acx;
- int ret = 0;
-
- wl1271_debug(DEBUG_ACX, "acx ht information setting");
-
- acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
-
- acx->ht_protection =
- (u8)(ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION);
- acx->rifs_mode = 0;
- acx->gf_protection = 0;
- acx->ht_tx_burst_limit = 0;
- acx->dual_cts_protection = 0;
-
- ret = wl1271_cmd_configure(wl, ACX_HT_BSS_OPERATION, acx, sizeof(*acx));
-
- if (ret < 0) {
- wl1271_warning("acx ht information setting failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(acx);
- return ret;
-}
-
-int wl1271_acx_tsf_info(struct wl1271 *wl, u64 *mactime)
-{
- struct wl1271_acx_fw_tsf_information *tsf_info;
- int ret;
-
- tsf_info = kzalloc(sizeof(*tsf_info), GFP_KERNEL);
- if (!tsf_info) {
- ret = -ENOMEM;
- goto out;
- }
-
- ret = wl1271_cmd_interrogate(wl, ACX_TSF_INFO,
- tsf_info, sizeof(*tsf_info));
- if (ret < 0) {
- wl1271_warning("acx tsf info interrogate failed");
- goto out;
- }
-
- *mactime = le32_to_cpu(tsf_info->current_tsf_low) |
- ((u64) le32_to_cpu(tsf_info->current_tsf_high) << 32);
-
-out:
- kfree(tsf_info);
- return ret;
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
- * Copyright (C) 2008-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_ACX_H__
-#define __WL1271_ACX_H__
-
-#include "wl1271.h"
-#include "wl1271_cmd.h"
-
-/*************************************************************************
-
- Host Interrupt Register (WiLink -> Host)
-
-**************************************************************************/
-/* HW Initiated interrupt Watchdog timer expiration */
-#define WL1271_ACX_INTR_WATCHDOG BIT(0)
-/* Init sequence is done (masked interrupt, detection through polling only ) */
-#define WL1271_ACX_INTR_INIT_COMPLETE BIT(1)
-/* Event was entered to Event MBOX #A*/
-#define WL1271_ACX_INTR_EVENT_A BIT(2)
-/* Event was entered to Event MBOX #B*/
-#define WL1271_ACX_INTR_EVENT_B BIT(3)
-/* Command processing completion*/
-#define WL1271_ACX_INTR_CMD_COMPLETE BIT(4)
-/* Signaling the host on HW wakeup */
-#define WL1271_ACX_INTR_HW_AVAILABLE BIT(5)
-/* The MISC bit is used for aggregation of RX, TxComplete and TX rate update */
-#define WL1271_ACX_INTR_DATA BIT(6)
-/* Trace meassge on MBOX #A */
-#define WL1271_ACX_INTR_TRACE_A BIT(7)
-/* Trace meassge on MBOX #B */
-#define WL1271_ACX_INTR_TRACE_B BIT(8)
-
-#define WL1271_ACX_INTR_ALL 0xFFFFFFFF
-#define WL1271_ACX_ALL_EVENTS_VECTOR (WL1271_ACX_INTR_WATCHDOG | \
- WL1271_ACX_INTR_INIT_COMPLETE | \
- WL1271_ACX_INTR_EVENT_A | \
- WL1271_ACX_INTR_EVENT_B | \
- WL1271_ACX_INTR_CMD_COMPLETE | \
- WL1271_ACX_INTR_HW_AVAILABLE | \
- WL1271_ACX_INTR_DATA)
-
-#define WL1271_INTR_MASK (WL1271_ACX_INTR_WATCHDOG | \
- WL1271_ACX_INTR_EVENT_A | \
- WL1271_ACX_INTR_EVENT_B | \
- WL1271_ACX_INTR_HW_AVAILABLE | \
- WL1271_ACX_INTR_DATA)
-
-/* Target's information element */
-struct acx_header {
- struct wl1271_cmd_header cmd;
-
- /* acx (or information element) header */
- __le16 id;
-
- /* payload length (not including headers */
- __le16 len;
-} __packed;
-
-struct acx_error_counter {
- struct acx_header header;
-
- /* The number of PLCP errors since the last time this */
- /* information element was interrogated. This field is */
- /* automatically cleared when it is interrogated.*/
- __le32 PLCP_error;
-
- /* The number of FCS errors since the last time this */
- /* information element was interrogated. This field is */
- /* automatically cleared when it is interrogated.*/
- __le32 FCS_error;
-
- /* The number of MPDUs without PLCP header errors received*/
- /* since the last time this information element was interrogated. */
- /* This field is automatically cleared when it is interrogated.*/
- __le32 valid_frame;
-
- /* the number of missed sequence numbers in the squentially */
- /* values of frames seq numbers */
- __le32 seq_num_miss;
-} __packed;
-
-enum wl1271_psm_mode {
- /* Active mode */
- WL1271_PSM_CAM = 0,
-
- /* Power save mode */
- WL1271_PSM_PS = 1,
-
- /* Extreme low power */
- WL1271_PSM_ELP = 2,
-};
-
-struct acx_sleep_auth {
- struct acx_header header;
-
- /* The sleep level authorization of the device. */
- /* 0 - Always active*/
- /* 1 - Power down mode: light / fast sleep*/
- /* 2 - ELP mode: Deep / Max sleep*/
- u8 sleep_auth;
- u8 padding[3];
-} __packed;
-
-enum {
- HOSTIF_PCI_MASTER_HOST_INDIRECT,
- HOSTIF_PCI_MASTER_HOST_DIRECT,
- HOSTIF_SLAVE,
- HOSTIF_PKT_RING,
- HOSTIF_DONTCARE = 0xFF
-};
-
-#define DEFAULT_UCAST_PRIORITY 0
-#define DEFAULT_RX_Q_PRIORITY 0
-#define DEFAULT_NUM_STATIONS 1
-#define DEFAULT_RXQ_PRIORITY 0 /* low 0 .. 15 high */
-#define DEFAULT_RXQ_TYPE 0x07 /* All frames, Data/Ctrl/Mgmt */
-#define TRACE_BUFFER_MAX_SIZE 256
-
-#define DP_RX_PACKET_RING_CHUNK_SIZE 1600
-#define DP_TX_PACKET_RING_CHUNK_SIZE 1600
-#define DP_RX_PACKET_RING_CHUNK_NUM 2
-#define DP_TX_PACKET_RING_CHUNK_NUM 2
-#define DP_TX_COMPLETE_TIME_OUT 20
-
-#define TX_MSDU_LIFETIME_MIN 0
-#define TX_MSDU_LIFETIME_MAX 3000
-#define TX_MSDU_LIFETIME_DEF 512
-#define RX_MSDU_LIFETIME_MIN 0
-#define RX_MSDU_LIFETIME_MAX 0xFFFFFFFF
-#define RX_MSDU_LIFETIME_DEF 512000
-
-struct acx_rx_msdu_lifetime {
- struct acx_header header;
-
- /*
- * The maximum amount of time, in TU, before the
- * firmware discards the MSDU.
- */
- __le32 lifetime;
-} __packed;
-
-/*
- * RX Config Options Table
- * Bit Definition
- * === ==========
- * 31:14 Reserved
- * 13 Copy RX Status - when set, write three receive status words
- * to top of rx'd MPDUs.
- * When cleared, do not write three status words (added rev 1.5)
- * 12 Reserved
- * 11 RX Complete upon FCS error - when set, give rx complete
- * interrupt for FCS errors, after the rx filtering, e.g. unicast
- * frames not to us with FCS error will not generate an interrupt.
- * 10 SSID Filter Enable - When set, the WiLink discards all beacon,
- * probe request, and probe response frames with an SSID that does
- * not match the SSID specified by the host in the START/JOIN
- * command.
- * When clear, the WiLink receives frames with any SSID.
- * 9 Broadcast Filter Enable - When set, the WiLink discards all
- * broadcast frames. When clear, the WiLink receives all received
- * broadcast frames.
- * 8:6 Reserved
- * 5 BSSID Filter Enable - When set, the WiLink discards any frames
- * with a BSSID that does not match the BSSID specified by the
- * host.
- * When clear, the WiLink receives frames from any BSSID.
- * 4 MAC Addr Filter - When set, the WiLink discards any frames
- * with a destination address that does not match the MAC address
- * of the adaptor.
- * When clear, the WiLink receives frames destined to any MAC
- * address.
- * 3 Promiscuous - When set, the WiLink receives all valid frames
- * (i.e., all frames that pass the FCS check).
- * When clear, only frames that pass the other filters specified
- * are received.
- * 2 FCS - When set, the WiLink includes the FCS with the received
- * frame.
- * When cleared, the FCS is discarded.
- * 1 PLCP header - When set, write all data from baseband to frame
- * buffer including PHY header.
- * 0 Reserved - Always equal to 0.
- *
- * RX Filter Options Table
- * Bit Definition
- * === ==========
- * 31:12 Reserved - Always equal to 0.
- * 11 Association - When set, the WiLink receives all association
- * related frames (association request/response, reassocation
- * request/response, and disassociation). When clear, these frames
- * are discarded.
- * 10 Auth/De auth - When set, the WiLink receives all authentication
- * and de-authentication frames. When clear, these frames are
- * discarded.
- * 9 Beacon - When set, the WiLink receives all beacon frames.
- * When clear, these frames are discarded.
- * 8 Contention Free - When set, the WiLink receives all contention
- * free frames.
- * When clear, these frames are discarded.
- * 7 Control - When set, the WiLink receives all control frames.
- * When clear, these frames are discarded.
- * 6 Data - When set, the WiLink receives all data frames.
- * When clear, these frames are discarded.
- * 5 FCS Error - When set, the WiLink receives frames that have FCS
- * errors.
- * When clear, these frames are discarded.
- * 4 Management - When set, the WiLink receives all management
- * frames.
- * When clear, these frames are discarded.
- * 3 Probe Request - When set, the WiLink receives all probe request
- * frames.
- * When clear, these frames are discarded.
- * 2 Probe Response - When set, the WiLink receives all probe
- * response frames.
- * When clear, these frames are discarded.
- * 1 RTS/CTS/ACK - When set, the WiLink receives all RTS, CTS and ACK
- * frames.
- * When clear, these frames are discarded.
- * 0 Rsvd Type/Sub Type - When set, the WiLink receives all frames
- * that have reserved frame types and sub types as defined by the
- * 802.11 specification.
- * When clear, these frames are discarded.
- */
-struct acx_rx_config {
- struct acx_header header;
-
- __le32 config_options;
- __le32 filter_options;
-} __packed;
-
-struct acx_packet_detection {
- struct acx_header header;
-
- __le32 threshold;
-} __packed;
-
-
-enum acx_slot_type {
- SLOT_TIME_LONG = 0,
- SLOT_TIME_SHORT = 1,
- DEFAULT_SLOT_TIME = SLOT_TIME_SHORT,
- MAX_SLOT_TIMES = 0xFF
-};
-
-#define STATION_WONE_INDEX 0
-
-struct acx_slot {
- struct acx_header header;
-
- u8 wone_index; /* Reserved */
- u8 slot_time;
- u8 reserved[6];
-} __packed;
-
-
-#define ACX_MC_ADDRESS_GROUP_MAX (8)
-#define ADDRESS_GROUP_MAX_LEN (ETH_ALEN * ACX_MC_ADDRESS_GROUP_MAX)
-
-struct acx_dot11_grp_addr_tbl {
- struct acx_header header;
-
- u8 enabled;
- u8 num_groups;
- u8 pad[2];
- u8 mac_table[ADDRESS_GROUP_MAX_LEN];
-} __packed;
-
-struct acx_rx_timeout {
- struct acx_header header;
-
- __le16 ps_poll_timeout;
- __le16 upsd_timeout;
-} __packed;
-
-struct acx_rts_threshold {
- struct acx_header header;
-
- __le16 threshold;
- u8 pad[2];
-} __packed;
-
-struct acx_beacon_filter_option {
- struct acx_header header;
-
- u8 enable;
-
- /*
- * The number of beacons without the unicast TIM
- * bit set that the firmware buffers before
- * signaling the host about ready frames.
- * When set to 0 and the filter is enabled, beacons
- * without the unicast TIM bit set are dropped.
- */
- u8 max_num_beacons;
- u8 pad[2];
-} __packed;
-
-/*
- * ACXBeaconFilterEntry (not 221)
- * Byte Offset Size (Bytes) Definition
- * =========== ============ ==========
- * 0 1 IE identifier
- * 1 1 Treatment bit mask
- *
- * ACXBeaconFilterEntry (221)
- * Byte Offset Size (Bytes) Definition
- * =========== ============ ==========
- * 0 1 IE identifier
- * 1 1 Treatment bit mask
- * 2 3 OUI
- * 5 1 Type
- * 6 2 Version
- *
- *
- * Treatment bit mask - The information element handling:
- * bit 0 - The information element is compared and transferred
- * in case of change.
- * bit 1 - The information element is transferred to the host
- * with each appearance or disappearance.
- * Note that both bits can be set at the same time.
- */
-#define BEACON_FILTER_TABLE_MAX_IE_NUM (32)
-#define BEACON_FILTER_TABLE_MAX_VENDOR_SPECIFIC_IE_NUM (6)
-#define BEACON_FILTER_TABLE_IE_ENTRY_SIZE (2)
-#define BEACON_FILTER_TABLE_EXTRA_VENDOR_SPECIFIC_IE_SIZE (6)
-#define BEACON_FILTER_TABLE_MAX_SIZE ((BEACON_FILTER_TABLE_MAX_IE_NUM * \
- BEACON_FILTER_TABLE_IE_ENTRY_SIZE) + \
- (BEACON_FILTER_TABLE_MAX_VENDOR_SPECIFIC_IE_NUM * \
- BEACON_FILTER_TABLE_EXTRA_VENDOR_SPECIFIC_IE_SIZE))
-
-struct acx_beacon_filter_ie_table {
- struct acx_header header;
-
- u8 num_ie;
- u8 pad[3];
- u8 table[BEACON_FILTER_TABLE_MAX_SIZE];
-} __packed;
-
-struct acx_conn_monit_params {
- struct acx_header header;
-
- __le32 synch_fail_thold; /* number of beacons missed */
- __le32 bss_lose_timeout; /* number of TU's from synch fail */
-} __packed;
-
-struct acx_bt_wlan_coex {
- struct acx_header header;
-
- u8 enable;
- u8 pad[3];
-} __packed;
-
-struct acx_bt_wlan_coex_param {
- struct acx_header header;
-
- __le32 params[CONF_SG_PARAMS_MAX];
- u8 param_idx;
- u8 padding[3];
-} __packed;
-
-struct acx_dco_itrim_params {
- struct acx_header header;
-
- u8 enable;
- u8 padding[3];
- __le32 timeout;
-} __packed;
-
-struct acx_energy_detection {
- struct acx_header header;
-
- /* The RX Clear Channel Assessment threshold in the PHY */
- __le16 rx_cca_threshold;
- u8 tx_energy_detection;
- u8 pad;
-} __packed;
-
-struct acx_beacon_broadcast {
- struct acx_header header;
-
- __le16 beacon_rx_timeout;
- __le16 broadcast_timeout;
-
- /* Enables receiving of broadcast packets in PS mode */
- u8 rx_broadcast_in_ps;
-
- /* Consecutive PS Poll failures before updating the host */
- u8 ps_poll_threshold;
- u8 pad[2];
-} __packed;
-
-struct acx_event_mask {
- struct acx_header header;
-
- __le32 event_mask;
- __le32 high_event_mask; /* Unused */
-} __packed;
-
-#define CFG_RX_FCS BIT(2)
-#define CFG_RX_ALL_GOOD BIT(3)
-#define CFG_UNI_FILTER_EN BIT(4)
-#define CFG_BSSID_FILTER_EN BIT(5)
-#define CFG_MC_FILTER_EN BIT(6)
-#define CFG_MC_ADDR0_EN BIT(7)
-#define CFG_MC_ADDR1_EN BIT(8)
-#define CFG_BC_REJECT_EN BIT(9)
-#define CFG_SSID_FILTER_EN BIT(10)
-#define CFG_RX_INT_FCS_ERROR BIT(11)
-#define CFG_RX_INT_ENCRYPTED BIT(12)
-#define CFG_RX_WR_RX_STATUS BIT(13)
-#define CFG_RX_FILTER_NULTI BIT(14)
-#define CFG_RX_RESERVE BIT(15)
-#define CFG_RX_TIMESTAMP_TSF BIT(16)
-
-#define CFG_RX_RSV_EN BIT(0)
-#define CFG_RX_RCTS_ACK BIT(1)
-#define CFG_RX_PRSP_EN BIT(2)
-#define CFG_RX_PREQ_EN BIT(3)
-#define CFG_RX_MGMT_EN BIT(4)
-#define CFG_RX_FCS_ERROR BIT(5)
-#define CFG_RX_DATA_EN BIT(6)
-#define CFG_RX_CTL_EN BIT(7)
-#define CFG_RX_CF_EN BIT(8)
-#define CFG_RX_BCN_EN BIT(9)
-#define CFG_RX_AUTH_EN BIT(10)
-#define CFG_RX_ASSOC_EN BIT(11)
-
-#define SCAN_PASSIVE BIT(0)
-#define SCAN_5GHZ_BAND BIT(1)
-#define SCAN_TRIGGERED BIT(2)
-#define SCAN_PRIORITY_HIGH BIT(3)
-
-/* When set, disable HW encryption */
-#define DF_ENCRYPTION_DISABLE 0x01
-#define DF_SNIFF_MODE_ENABLE 0x80
-
-struct acx_feature_config {
- struct acx_header header;
-
- __le32 options;
- __le32 data_flow_options;
-} __packed;
-
-struct acx_current_tx_power {
- struct acx_header header;
-
- u8 current_tx_power;
- u8 padding[3];
-} __packed;
-
-struct acx_wake_up_condition {
- struct acx_header header;
-
- u8 wake_up_event; /* Only one bit can be set */
- u8 listen_interval;
- u8 pad[2];
-} __packed;
-
-struct acx_aid {
- struct acx_header header;
-
- /*
- * To be set when associated with an AP.
- */
- __le16 aid;
- u8 pad[2];
-} __packed;
-
-enum acx_preamble_type {
- ACX_PREAMBLE_LONG = 0,
- ACX_PREAMBLE_SHORT = 1
-};
-
-struct acx_preamble {
- struct acx_header header;
-
- /*
- * When set, the WiLink transmits the frames with a short preamble and
- * when cleared, the WiLink transmits the frames with a long preamble.
- */
- u8 preamble;
- u8 padding[3];
-} __packed;
-
-enum acx_ctsprotect_type {
- CTSPROTECT_DISABLE = 0,
- CTSPROTECT_ENABLE = 1
-};
-
-struct acx_ctsprotect {
- struct acx_header header;
- u8 ctsprotect;
- u8 padding[3];
-} __packed;
-
-struct acx_tx_statistics {
- __le32 internal_desc_overflow;
-} __packed;
-
-struct acx_rx_statistics {
- __le32 out_of_mem;
- __le32 hdr_overflow;
- __le32 hw_stuck;
- __le32 dropped;
- __le32 fcs_err;
- __le32 xfr_hint_trig;
- __le32 path_reset;
- __le32 reset_counter;
-} __packed;
-
-struct acx_dma_statistics {
- __le32 rx_requested;
- __le32 rx_errors;
- __le32 tx_requested;
- __le32 tx_errors;
-} __packed;
-
-struct acx_isr_statistics {
- /* host command complete */
- __le32 cmd_cmplt;
-
- /* fiqisr() */
- __le32 fiqs;
-
- /* (INT_STS_ND & INT_TRIG_RX_HEADER) */
- __le32 rx_headers;
-
- /* (INT_STS_ND & INT_TRIG_RX_CMPLT) */
- __le32 rx_completes;
-
- /* (INT_STS_ND & INT_TRIG_NO_RX_BUF) */
- __le32 rx_mem_overflow;
-
- /* (INT_STS_ND & INT_TRIG_S_RX_RDY) */
- __le32 rx_rdys;
-
- /* irqisr() */
- __le32 irqs;
-
- /* (INT_STS_ND & INT_TRIG_TX_PROC) */
- __le32 tx_procs;
-
- /* (INT_STS_ND & INT_TRIG_DECRYPT_DONE) */
- __le32 decrypt_done;
-
- /* (INT_STS_ND & INT_TRIG_DMA0) */
- __le32 dma0_done;
-
- /* (INT_STS_ND & INT_TRIG_DMA1) */
- __le32 dma1_done;
-
- /* (INT_STS_ND & INT_TRIG_TX_EXC_CMPLT) */
- __le32 tx_exch_complete;
-
- /* (INT_STS_ND & INT_TRIG_COMMAND) */
- __le32 commands;
-
- /* (INT_STS_ND & INT_TRIG_RX_PROC) */
- __le32 rx_procs;
-
- /* (INT_STS_ND & INT_TRIG_PM_802) */
- __le32 hw_pm_mode_changes;
-
- /* (INT_STS_ND & INT_TRIG_ACKNOWLEDGE) */
- __le32 host_acknowledges;
-
- /* (INT_STS_ND & INT_TRIG_PM_PCI) */
- __le32 pci_pm;
-
- /* (INT_STS_ND & INT_TRIG_ACM_WAKEUP) */
- __le32 wakeups;
-
- /* (INT_STS_ND & INT_TRIG_LOW_RSSI) */
- __le32 low_rssi;
-} __packed;
-
-struct acx_wep_statistics {
- /* WEP address keys configured */
- __le32 addr_key_count;
-
- /* default keys configured */
- __le32 default_key_count;
-
- __le32 reserved;
-
- /* number of times that WEP key not found on lookup */
- __le32 key_not_found;
-
- /* number of times that WEP key decryption failed */
- __le32 decrypt_fail;
-
- /* WEP packets decrypted */
- __le32 packets;
-
- /* WEP decrypt interrupts */
- __le32 interrupt;
-} __packed;
-
-#define ACX_MISSED_BEACONS_SPREAD 10
-
-struct acx_pwr_statistics {
- /* the amount of enters into power save mode (both PD & ELP) */
- __le32 ps_enter;
-
- /* the amount of enters into ELP mode */
- __le32 elp_enter;
-
- /* the amount of missing beacon interrupts to the host */
- __le32 missing_bcns;
-
- /* the amount of wake on host-access times */
- __le32 wake_on_host;
-
- /* the amount of wake on timer-expire */
- __le32 wake_on_timer_exp;
-
- /* the number of packets that were transmitted with PS bit set */
- __le32 tx_with_ps;
-
- /* the number of packets that were transmitted with PS bit clear */
- __le32 tx_without_ps;
-
- /* the number of received beacons */
- __le32 rcvd_beacons;
-
- /* the number of entering into PowerOn (power save off) */
- __le32 power_save_off;
-
- /* the number of entries into power save mode */
- __le16 enable_ps;
-
- /*
- * the number of exits from power save, not including failed PS
- * transitions
- */
- __le16 disable_ps;
-
- /*
- * the number of times the TSF counter was adjusted because
- * of drift
- */
- __le32 fix_tsf_ps;
-
- /* Gives statistics about the spread continuous missed beacons.
- * The 16 LSB are dedicated for the PS mode.
- * The 16 MSB are dedicated for the PS mode.
- * cont_miss_bcns_spread[0] - single missed beacon.
- * cont_miss_bcns_spread[1] - two continuous missed beacons.
- * cont_miss_bcns_spread[2] - three continuous missed beacons.
- * ...
- * cont_miss_bcns_spread[9] - ten and more continuous missed beacons.
- */
- __le32 cont_miss_bcns_spread[ACX_MISSED_BEACONS_SPREAD];
-
- /* the number of beacons in awake mode */
- __le32 rcvd_awake_beacons;
-} __packed;
-
-struct acx_mic_statistics {
- __le32 rx_pkts;
- __le32 calc_failure;
-} __packed;
-
-struct acx_aes_statistics {
- __le32 encrypt_fail;
- __le32 decrypt_fail;
- __le32 encrypt_packets;
- __le32 decrypt_packets;
- __le32 encrypt_interrupt;
- __le32 decrypt_interrupt;
-} __packed;
-
-struct acx_event_statistics {
- __le32 heart_beat;
- __le32 calibration;
- __le32 rx_mismatch;
- __le32 rx_mem_empty;
- __le32 rx_pool;
- __le32 oom_late;
- __le32 phy_transmit_error;
- __le32 tx_stuck;
-} __packed;
-
-struct acx_ps_statistics {
- __le32 pspoll_timeouts;
- __le32 upsd_timeouts;
- __le32 upsd_max_sptime;
- __le32 upsd_max_apturn;
- __le32 pspoll_max_apturn;
- __le32 pspoll_utilization;
- __le32 upsd_utilization;
-} __packed;
-
-struct acx_rxpipe_statistics {
- __le32 rx_prep_beacon_drop;
- __le32 descr_host_int_trig_rx_data;
- __le32 beacon_buffer_thres_host_int_trig_rx_data;
- __le32 missed_beacon_host_int_trig_rx_data;
- __le32 tx_xfr_host_int_trig_rx_data;
-} __packed;
-
-struct acx_statistics {
- struct acx_header header;
-
- struct acx_tx_statistics tx;
- struct acx_rx_statistics rx;
- struct acx_dma_statistics dma;
- struct acx_isr_statistics isr;
- struct acx_wep_statistics wep;
- struct acx_pwr_statistics pwr;
- struct acx_aes_statistics aes;
- struct acx_mic_statistics mic;
- struct acx_event_statistics event;
- struct acx_ps_statistics ps;
- struct acx_rxpipe_statistics rxpipe;
-} __packed;
-
-struct acx_rate_class {
- __le32 enabled_rates;
- u8 short_retry_limit;
- u8 long_retry_limit;
- u8 aflags;
- u8 reserved;
-};
-
-#define ACX_TX_BASIC_RATE 0
-#define ACX_TX_AP_FULL_RATE 1
-#define ACX_TX_RATE_POLICY_CNT 2
-struct acx_rate_policy {
- struct acx_header header;
-
- __le32 rate_class_cnt;
- struct acx_rate_class rate_class[CONF_TX_MAX_RATE_CLASSES];
-} __packed;
-
-struct acx_ac_cfg {
- struct acx_header header;
- u8 ac;
- u8 cw_min;
- __le16 cw_max;
- u8 aifsn;
- u8 reserved;
- __le16 tx_op_limit;
-} __packed;
-
-struct acx_tid_config {
- struct acx_header header;
- u8 queue_id;
- u8 channel_type;
- u8 tsid;
- u8 ps_scheme;
- u8 ack_policy;
- u8 padding[3];
- __le32 apsd_conf[2];
-} __packed;
-
-struct acx_frag_threshold {
- struct acx_header header;
- __le16 frag_threshold;
- u8 padding[2];
-} __packed;
-
-struct acx_tx_config_options {
- struct acx_header header;
- __le16 tx_compl_timeout; /* msec */
- __le16 tx_compl_threshold; /* number of packets */
-} __packed;
-
-#define ACX_RX_MEM_BLOCKS 70
-#define ACX_TX_MIN_MEM_BLOCKS 40
-#define ACX_TX_DESCRIPTORS 32
-#define ACX_NUM_SSID_PROFILES 1
-
-struct wl1271_acx_config_memory {
- struct acx_header header;
-
- u8 rx_mem_block_num;
- u8 tx_min_mem_block_num;
- u8 num_stations;
- u8 num_ssid_profiles;
- __le32 total_tx_descriptors;
-} __packed;
-
-struct wl1271_acx_mem_map {
- struct acx_header header;
-
- __le32 code_start;
- __le32 code_end;
-
- __le32 wep_defkey_start;
- __le32 wep_defkey_end;
-
- __le32 sta_table_start;
- __le32 sta_table_end;
-
- __le32 packet_template_start;
- __le32 packet_template_end;
-
- /* Address of the TX result interface (control block) */
- __le32 tx_result;
- __le32 tx_result_queue_start;
-
- __le32 queue_memory_start;
- __le32 queue_memory_end;
-
- __le32 packet_memory_pool_start;
- __le32 packet_memory_pool_end;
-
- __le32 debug_buffer1_start;
- __le32 debug_buffer1_end;
-
- __le32 debug_buffer2_start;
- __le32 debug_buffer2_end;
-
- /* Number of blocks FW allocated for TX packets */
- __le32 num_tx_mem_blocks;
-
- /* Number of blocks FW allocated for RX packets */
- __le32 num_rx_mem_blocks;
-
- /* the following 4 fields are valid in SLAVE mode only */
- u8 *tx_cbuf;
- u8 *rx_cbuf;
- __le32 rx_ctrl;
- __le32 tx_ctrl;
-} __packed;
-
-struct wl1271_acx_rx_config_opt {
- struct acx_header header;
-
- __le16 mblk_threshold;
- __le16 threshold;
- __le16 timeout;
- u8 queue_type;
- u8 reserved;
-} __packed;
-
-
-struct wl1271_acx_bet_enable {
- struct acx_header header;
-
- u8 enable;
- u8 max_consecutive;
- u8 padding[2];
-} __packed;
-
-#define ACX_IPV4_VERSION 4
-#define ACX_IPV6_VERSION 6
-#define ACX_IPV4_ADDR_SIZE 4
-struct wl1271_acx_arp_filter {
- struct acx_header header;
- u8 version; /* ACX_IPV4_VERSION, ACX_IPV6_VERSION */
- u8 enable; /* 1 to enable ARP filtering, 0 to disable */
- u8 padding[2];
- u8 address[16]; /* The configured device IP address - all ARP
- requests directed to this IP address will pass
- through. For IPv4, the first four bytes are
- used. */
-} __packed;
-
-struct wl1271_acx_pm_config {
- struct acx_header header;
-
- __le32 host_clk_settling_time;
- u8 host_fast_wakeup_support;
- u8 padding[3];
-} __packed;
-
-struct wl1271_acx_keep_alive_mode {
- struct acx_header header;
-
- u8 enabled;
- u8 padding[3];
-} __packed;
-
-enum {
- ACX_KEEP_ALIVE_NO_TX = 0,
- ACX_KEEP_ALIVE_PERIOD_ONLY
-};
-
-enum {
- ACX_KEEP_ALIVE_TPL_INVALID = 0,
- ACX_KEEP_ALIVE_TPL_VALID
-};
-
-struct wl1271_acx_keep_alive_config {
- struct acx_header header;
-
- __le32 period;
- u8 index;
- u8 tpl_validation;
- u8 trigger;
- u8 padding;
-} __packed;
-
-enum {
- WL1271_ACX_TRIG_TYPE_LEVEL = 0,
- WL1271_ACX_TRIG_TYPE_EDGE,
-};
-
-enum {
- WL1271_ACX_TRIG_DIR_LOW = 0,
- WL1271_ACX_TRIG_DIR_HIGH,
- WL1271_ACX_TRIG_DIR_BIDIR,
-};
-
-enum {
- WL1271_ACX_TRIG_ENABLE = 1,
- WL1271_ACX_TRIG_DISABLE,
-};
-
-enum {
- WL1271_ACX_TRIG_METRIC_RSSI_BEACON = 0,
- WL1271_ACX_TRIG_METRIC_RSSI_DATA,
- WL1271_ACX_TRIG_METRIC_SNR_BEACON,
- WL1271_ACX_TRIG_METRIC_SNR_DATA,
-};
-
-enum {
- WL1271_ACX_TRIG_IDX_RSSI = 0,
- WL1271_ACX_TRIG_COUNT = 8,
-};
-
-struct wl1271_acx_rssi_snr_trigger {
- struct acx_header header;
-
- __le16 threshold;
- __le16 pacing; /* 0 - 60000 ms */
- u8 metric;
- u8 type;
- u8 dir;
- u8 hysteresis;
- u8 index;
- u8 enable;
- u8 padding[2];
-};
-
-struct wl1271_acx_rssi_snr_avg_weights {
- struct acx_header header;
-
- u8 rssi_beacon;
- u8 rssi_data;
- u8 snr_beacon;
- u8 snr_data;
-};
-
-/*
- * ACX_PEER_HT_CAP
- * Configure HT capabilities - declare the capabilities of the peer
- * we are connected to.
- */
-struct wl1271_acx_ht_capabilities {
- struct acx_header header;
-
- /*
- * bit 0 - Allow HT Operation
- * bit 1 - Allow Greenfield format in TX
- * bit 2 - Allow Short GI in TX
- * bit 3 - Allow L-SIG TXOP Protection in TX
- * bit 4 - Allow HT Control fields in TX.
- * Note, driver will still leave space for HT control in packets
- * regardless of the value of this field. FW will be responsible
- * to drop the HT field from any frame when this Bit set to 0.
- * bit 5 - Allow RD initiation in TXOP. FW is allowed to initate RD.
- * Exact policy setting for this feature is TBD.
- * Note, this bit can only be set to 1 if bit 3 is set to 1.
- */
- __le32 ht_capabilites;
-
- /*
- * Indicates to which peer these capabilities apply.
- * For infrastructure use ff:ff:ff:ff:ff:ff that indicates relevance
- * for all peers.
- * Only valid for IBSS/DLS operation.
- */
- u8 mac_address[ETH_ALEN];
-
- /*
- * This the maximum A-MPDU length supported by the AP. The FW may not
- * exceed this length when sending A-MPDUs
- */
- u8 ampdu_max_length;
-
- /* This is the minimal spacing required when sending A-MPDUs to the AP*/
- u8 ampdu_min_spacing;
-} __packed;
-
-/* HT Capabilites Fw Bit Mask Mapping */
-#define WL1271_ACX_FW_CAP_HT_OPERATION BIT(0)
-#define WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT BIT(1)
-#define WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS BIT(2)
-#define WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION BIT(3)
-#define WL1271_ACX_FW_CAP_HT_CONTROL_FIELDS BIT(4)
-#define WL1271_ACX_FW_CAP_RD_INITIATION BIT(5)
-
-
-/*
- * ACX_HT_BSS_OPERATION
- * Configure HT capabilities - AP rules for behavior in the BSS.
- */
-struct wl1271_acx_ht_information {
- struct acx_header header;
-
- /* Values: 0 - RIFS not allowed, 1 - RIFS allowed */
- u8 rifs_mode;
-
- /* Values: 0 - 3 like in spec */
- u8 ht_protection;
-
- /* Values: 0 - GF protection not required, 1 - GF protection required */
- u8 gf_protection;
-
- /*Values: 0 - TX Burst limit not required, 1 - TX Burst Limit required*/
- u8 ht_tx_burst_limit;
-
- /*
- * Values: 0 - Dual CTS protection not required,
- * 1 - Dual CTS Protection required
- * Note: When this value is set to 1 FW will protect all TXOP with RTS
- * frame and will not use CTS-to-self regardless of the value of the
- * ACX_CTS_PROTECTION information element
- */
- u8 dual_cts_protection;
-
- u8 padding[3];
-} __packed;
-
-struct wl1271_acx_fw_tsf_information {
- struct acx_header header;
-
- __le32 current_tsf_high;
- __le32 current_tsf_low;
- __le32 last_bttt_high;
- __le32 last_tbtt_low;
- u8 last_dtim_count;
- u8 padding[3];
-} __packed;
-
-enum {
- ACX_WAKE_UP_CONDITIONS = 0x0002,
- ACX_MEM_CFG = 0x0003,
- ACX_SLOT = 0x0004,
- ACX_AC_CFG = 0x0007,
- ACX_MEM_MAP = 0x0008,
- ACX_AID = 0x000A,
- /* ACX_FW_REV is missing in the ref driver, but seems to work */
- ACX_FW_REV = 0x000D,
- ACX_MEDIUM_USAGE = 0x000F,
- ACX_RX_CFG = 0x0010,
- ACX_TX_QUEUE_CFG = 0x0011, /* FIXME: only used by wl1251 */
- ACX_STATISTICS = 0x0013, /* Debug API */
- ACX_PWR_CONSUMPTION_STATISTICS = 0x0014,
- ACX_FEATURE_CFG = 0x0015,
- ACX_TID_CFG = 0x001A,
- ACX_PS_RX_STREAMING = 0x001B,
- ACX_BEACON_FILTER_OPT = 0x001F,
- ACX_NOISE_HIST = 0x0021,
- ACX_HDK_VERSION = 0x0022, /* ??? */
- ACX_PD_THRESHOLD = 0x0023,
- ACX_TX_CONFIG_OPT = 0x0024,
- ACX_CCA_THRESHOLD = 0x0025,
- ACX_EVENT_MBOX_MASK = 0x0026,
- ACX_CONN_MONIT_PARAMS = 0x002D,
- ACX_CONS_TX_FAILURE = 0x002F,
- ACX_BCN_DTIM_OPTIONS = 0x0031,
- ACX_SG_ENABLE = 0x0032,
- ACX_SG_CFG = 0x0033,
- ACX_BEACON_FILTER_TABLE = 0x0038,
- ACX_ARP_IP_FILTER = 0x0039,
- ACX_ROAMING_STATISTICS_TBL = 0x003B,
- ACX_RATE_POLICY = 0x003D,
- ACX_CTS_PROTECTION = 0x003E,
- ACX_SLEEP_AUTH = 0x003F,
- ACX_PREAMBLE_TYPE = 0x0040,
- ACX_ERROR_CNT = 0x0041,
- ACX_IBSS_FILTER = 0x0044,
- ACX_SERVICE_PERIOD_TIMEOUT = 0x0045,
- ACX_TSF_INFO = 0x0046,
- ACX_CONFIG_PS_WMM = 0x0049,
- ACX_ENABLE_RX_DATA_FILTER = 0x004A,
- ACX_SET_RX_DATA_FILTER = 0x004B,
- ACX_GET_DATA_FILTER_STATISTICS = 0x004C,
- ACX_RX_CONFIG_OPT = 0x004E,
- ACX_FRAG_CFG = 0x004F,
- ACX_BET_ENABLE = 0x0050,
- ACX_RSSI_SNR_TRIGGER = 0x0051,
- ACX_RSSI_SNR_WEIGHTS = 0x0052,
- ACX_KEEP_ALIVE_MODE = 0x0053,
- ACX_SET_KEEP_ALIVE_CONFIG = 0x0054,
- ACX_BA_SESSION_RESPONDER_POLICY = 0x0055,
- ACX_BA_SESSION_INITIATOR_POLICY = 0x0056,
- ACX_PEER_HT_CAP = 0x0057,
- ACX_HT_BSS_OPERATION = 0x0058,
- ACX_COEX_ACTIVITY = 0x0059,
- ACX_SET_DCO_ITRIM_PARAMS = 0x0061,
- DOT11_RX_MSDU_LIFE_TIME = 0x1004,
- DOT11_CUR_TX_PWR = 0x100D,
- DOT11_RX_DOT11_MODE = 0x1012,
- DOT11_RTS_THRESHOLD = 0x1013,
- DOT11_GROUP_ADDRESS_TBL = 0x1014,
- ACX_PM_CONFIG = 0x1016,
-
- MAX_DOT11_IE = DOT11_GROUP_ADDRESS_TBL,
-
- MAX_IE = 0xFFFF
-};
-
-
-int wl1271_acx_wake_up_conditions(struct wl1271 *wl);
-int wl1271_acx_sleep_auth(struct wl1271 *wl, u8 sleep_auth);
-int wl1271_acx_tx_power(struct wl1271 *wl, int power);
-int wl1271_acx_feature_cfg(struct wl1271 *wl);
-int wl1271_acx_mem_map(struct wl1271 *wl,
- struct acx_header *mem_map, size_t len);
-int wl1271_acx_rx_msdu_life_time(struct wl1271 *wl);
-int wl1271_acx_rx_config(struct wl1271 *wl, u32 config, u32 filter);
-int wl1271_acx_pd_threshold(struct wl1271 *wl);
-int wl1271_acx_slot(struct wl1271 *wl, enum acx_slot_type slot_time);
-int wl1271_acx_group_address_tbl(struct wl1271 *wl, bool enable,
- void *mc_list, u32 mc_list_len);
-int wl1271_acx_service_period_timeout(struct wl1271 *wl);
-int wl1271_acx_rts_threshold(struct wl1271 *wl, u16 rts_threshold);
-int wl1271_acx_dco_itrim_params(struct wl1271 *wl);
-int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, bool enable_filter);
-int wl1271_acx_beacon_filter_table(struct wl1271 *wl);
-int wl1271_acx_conn_monit_params(struct wl1271 *wl, bool enable);
-int wl1271_acx_sg_enable(struct wl1271 *wl, bool enable);
-int wl1271_acx_sg_cfg(struct wl1271 *wl);
-int wl1271_acx_cca_threshold(struct wl1271 *wl);
-int wl1271_acx_bcn_dtim_options(struct wl1271 *wl);
-int wl1271_acx_aid(struct wl1271 *wl, u16 aid);
-int wl1271_acx_event_mbox_mask(struct wl1271 *wl, u32 event_mask);
-int wl1271_acx_set_preamble(struct wl1271 *wl, enum acx_preamble_type preamble);
-int wl1271_acx_cts_protect(struct wl1271 *wl,
- enum acx_ctsprotect_type ctsprotect);
-int wl1271_acx_statistics(struct wl1271 *wl, struct acx_statistics *stats);
-int wl1271_acx_rate_policies(struct wl1271 *wl);
-int wl1271_acx_ac_cfg(struct wl1271 *wl, u8 ac, u8 cw_min, u16 cw_max,
- u8 aifsn, u16 txop);
-int wl1271_acx_tid_cfg(struct wl1271 *wl, u8 queue_id, u8 channel_type,
- u8 tsid, u8 ps_scheme, u8 ack_policy,
- u32 apsd_conf0, u32 apsd_conf1);
-int wl1271_acx_frag_threshold(struct wl1271 *wl);
-int wl1271_acx_tx_config_options(struct wl1271 *wl);
-int wl1271_acx_mem_cfg(struct wl1271 *wl);
-int wl1271_acx_init_mem_config(struct wl1271 *wl);
-int wl1271_acx_init_rx_interrupt(struct wl1271 *wl);
-int wl1271_acx_smart_reflex(struct wl1271 *wl);
-int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable);
-int wl1271_acx_arp_ip_filter(struct wl1271 *wl, bool enable, __be32 address);
-int wl1271_acx_pm_config(struct wl1271 *wl);
-int wl1271_acx_keep_alive_mode(struct wl1271 *wl, bool enable);
-int wl1271_acx_keep_alive_config(struct wl1271 *wl, u8 index, u8 tpl_valid);
-int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, bool enable,
- s16 thold, u8 hyst);
-int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl);
-int wl1271_acx_set_ht_capabilities(struct wl1271 *wl,
- struct ieee80211_sta_ht_cap *ht_cap,
- bool allow_ht_operation);
-int wl1271_acx_set_ht_information(struct wl1271 *wl,
- u16 ht_operation_mode);
-int wl1271_acx_tsf_info(struct wl1271 *wl, u64 *mactime);
-
-#endif /* __WL1271_ACX_H__ */
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/gpio.h>
-#include <linux/slab.h>
-
-#include "wl1271_acx.h"
-#include "wl1271_reg.h"
-#include "wl1271_boot.h"
-#include "wl1271_io.h"
-#include "wl1271_event.h"
-
-static struct wl1271_partition_set part_table[PART_TABLE_LEN] = {
- [PART_DOWN] = {
- .mem = {
- .start = 0x00000000,
- .size = 0x000177c0
- },
- .reg = {
- .start = REGISTERS_BASE,
- .size = 0x00008800
- },
- .mem2 = {
- .start = 0x00000000,
- .size = 0x00000000
- },
- .mem3 = {
- .start = 0x00000000,
- .size = 0x00000000
- },
- },
-
- [PART_WORK] = {
- .mem = {
- .start = 0x00040000,
- .size = 0x00014fc0
- },
- .reg = {
- .start = REGISTERS_BASE,
- .size = 0x0000a000
- },
- .mem2 = {
- .start = 0x003004f8,
- .size = 0x00000004
- },
- .mem3 = {
- .start = 0x00040404,
- .size = 0x00000000
- },
- },
-
- [PART_DRPW] = {
- .mem = {
- .start = 0x00040000,
- .size = 0x00014fc0
- },
- .reg = {
- .start = DRPW_BASE,
- .size = 0x00006000
- },
- .mem2 = {
- .start = 0x00000000,
- .size = 0x00000000
- },
- .mem3 = {
- .start = 0x00000000,
- .size = 0x00000000
- }
- }
-};
-
-static void wl1271_boot_set_ecpu_ctrl(struct wl1271 *wl, u32 flag)
-{
- u32 cpu_ctrl;
-
- /* 10.5.0 run the firmware (I) */
- cpu_ctrl = wl1271_read32(wl, ACX_REG_ECPU_CONTROL);
-
- /* 10.5.1 run the firmware (II) */
- cpu_ctrl |= flag;
- wl1271_write32(wl, ACX_REG_ECPU_CONTROL, cpu_ctrl);
-}
-
-static void wl1271_boot_fw_version(struct wl1271 *wl)
-{
- struct wl1271_static_data static_data;
-
- wl1271_read(wl, wl->cmd_box_addr, &static_data, sizeof(static_data),
- false);
-
- strncpy(wl->chip.fw_ver, static_data.fw_version,
- sizeof(wl->chip.fw_ver));
-
- /* make sure the string is NULL-terminated */
- wl->chip.fw_ver[sizeof(wl->chip.fw_ver) - 1] = '\0';
-}
-
-static int wl1271_boot_upload_firmware_chunk(struct wl1271 *wl, void *buf,
- size_t fw_data_len, u32 dest)
-{
- struct wl1271_partition_set partition;
- int addr, chunk_num, partition_limit;
- u8 *p, *chunk;
-
- /* whal_FwCtrl_LoadFwImageSm() */
-
- wl1271_debug(DEBUG_BOOT, "starting firmware upload");
-
- wl1271_debug(DEBUG_BOOT, "fw_data_len %zd chunk_size %d",
- fw_data_len, CHUNK_SIZE);
-
- if ((fw_data_len % 4) != 0) {
- wl1271_error("firmware length not multiple of four");
- return -EIO;
- }
-
- chunk = kmalloc(CHUNK_SIZE, GFP_KERNEL);
- if (!chunk) {
- wl1271_error("allocation for firmware upload chunk failed");
- return -ENOMEM;
- }
-
- memcpy(&partition, &part_table[PART_DOWN], sizeof(partition));
- partition.mem.start = dest;
- wl1271_set_partition(wl, &partition);
-
- /* 10.1 set partition limit and chunk num */
- chunk_num = 0;
- partition_limit = part_table[PART_DOWN].mem.size;
-
- while (chunk_num < fw_data_len / CHUNK_SIZE) {
- /* 10.2 update partition, if needed */
- addr = dest + (chunk_num + 2) * CHUNK_SIZE;
- if (addr > partition_limit) {
- addr = dest + chunk_num * CHUNK_SIZE;
- partition_limit = chunk_num * CHUNK_SIZE +
- part_table[PART_DOWN].mem.size;
- partition.mem.start = addr;
- wl1271_set_partition(wl, &partition);
- }
-
- /* 10.3 upload the chunk */
- addr = dest + chunk_num * CHUNK_SIZE;
- p = buf + chunk_num * CHUNK_SIZE;
- memcpy(chunk, p, CHUNK_SIZE);
- wl1271_debug(DEBUG_BOOT, "uploading fw chunk 0x%p to 0x%x",
- p, addr);
- wl1271_write(wl, addr, chunk, CHUNK_SIZE, false);
-
- chunk_num++;
- }
-
- /* 10.4 upload the last chunk */
- addr = dest + chunk_num * CHUNK_SIZE;
- p = buf + chunk_num * CHUNK_SIZE;
- memcpy(chunk, p, fw_data_len % CHUNK_SIZE);
- wl1271_debug(DEBUG_BOOT, "uploading fw last chunk (%zd B) 0x%p to 0x%x",
- fw_data_len % CHUNK_SIZE, p, addr);
- wl1271_write(wl, addr, chunk, fw_data_len % CHUNK_SIZE, false);
-
- kfree(chunk);
- return 0;
-}
-
-static int wl1271_boot_upload_firmware(struct wl1271 *wl)
-{
- u32 chunks, addr, len;
- int ret = 0;
- u8 *fw;
-
- fw = wl->fw;
- chunks = be32_to_cpup((__be32 *) fw);
- fw += sizeof(u32);
-
- wl1271_debug(DEBUG_BOOT, "firmware chunks to be uploaded: %u", chunks);
-
- while (chunks--) {
- addr = be32_to_cpup((__be32 *) fw);
- fw += sizeof(u32);
- len = be32_to_cpup((__be32 *) fw);
- fw += sizeof(u32);
-
- if (len > 300000) {
- wl1271_info("firmware chunk too long: %u", len);
- return -EINVAL;
- }
- wl1271_debug(DEBUG_BOOT, "chunk %d addr 0x%x len %u",
- chunks, addr, len);
- ret = wl1271_boot_upload_firmware_chunk(wl, fw, len, addr);
- if (ret != 0)
- break;
- fw += len;
- }
-
- return ret;
-}
-
-static int wl1271_boot_upload_nvs(struct wl1271 *wl)
-{
- size_t nvs_len, burst_len;
- int i;
- u32 dest_addr, val;
- u8 *nvs_ptr, *nvs_aligned;
-
- if (wl->nvs == NULL)
- return -ENODEV;
-
- /*
- * FIXME: the LEGACY NVS image support (NVS's missing the 5GHz band
- * configurations) can be removed when those NVS files stop floating
- * around.
- */
- if (wl->nvs_len == sizeof(struct wl1271_nvs_file) ||
- wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) {
- if (wl->nvs->general_params.dual_mode_select)
- wl->enable_11a = true;
- }
-
- if (wl->nvs_len != sizeof(struct wl1271_nvs_file) &&
- (wl->nvs_len != WL1271_INI_LEGACY_NVS_FILE_SIZE ||
- wl->enable_11a)) {
- wl1271_error("nvs size is not as expected: %zu != %zu",
- wl->nvs_len, sizeof(struct wl1271_nvs_file));
- kfree(wl->nvs);
- wl->nvs = NULL;
- wl->nvs_len = 0;
- return -EILSEQ;
- }
-
- /* only the first part of the NVS needs to be uploaded */
- nvs_len = sizeof(wl->nvs->nvs);
- nvs_ptr = (u8 *)wl->nvs->nvs;
-
- /* update current MAC address to NVS */
- nvs_ptr[11] = wl->mac_addr[0];
- nvs_ptr[10] = wl->mac_addr[1];
- nvs_ptr[6] = wl->mac_addr[2];
- nvs_ptr[5] = wl->mac_addr[3];
- nvs_ptr[4] = wl->mac_addr[4];
- nvs_ptr[3] = wl->mac_addr[5];
-
- /*
- * Layout before the actual NVS tables:
- * 1 byte : burst length.
- * 2 bytes: destination address.
- * n bytes: data to burst copy.
- *
- * This is ended by a 0 length, then the NVS tables.
- */
-
- /* FIXME: Do we need to check here whether the LSB is 1? */
- while (nvs_ptr[0]) {
- burst_len = nvs_ptr[0];
- dest_addr = (nvs_ptr[1] & 0xfe) | ((u32)(nvs_ptr[2] << 8));
-
- /*
- * Due to our new wl1271_translate_reg_addr function,
- * we need to add the REGISTER_BASE to the destination
- */
- dest_addr += REGISTERS_BASE;
-
- /* We move our pointer to the data */
- nvs_ptr += 3;
-
- for (i = 0; i < burst_len; i++) {
- val = (nvs_ptr[0] | (nvs_ptr[1] << 8)
- | (nvs_ptr[2] << 16) | (nvs_ptr[3] << 24));
-
- wl1271_debug(DEBUG_BOOT,
- "nvs burst write 0x%x: 0x%x",
- dest_addr, val);
- wl1271_write32(wl, dest_addr, val);
-
- nvs_ptr += 4;
- dest_addr += 4;
- }
- }
-
- /*
- * We've reached the first zero length, the first NVS table
- * is located at an aligned offset which is at least 7 bytes further.
- */
- nvs_ptr = (u8 *)wl->nvs->nvs +
- ALIGN(nvs_ptr - (u8 *)wl->nvs->nvs + 7, 4);
- nvs_len -= nvs_ptr - (u8 *)wl->nvs->nvs;
-
- /* Now we must set the partition correctly */
- wl1271_set_partition(wl, &part_table[PART_WORK]);
-
- /* Copy the NVS tables to a new block to ensure alignment */
- nvs_aligned = kmemdup(nvs_ptr, nvs_len, GFP_KERNEL);
- if (!nvs_aligned)
- return -ENOMEM;
-
- /* And finally we upload the NVS tables */
- wl1271_write(wl, CMD_MBOX_ADDRESS, nvs_aligned, nvs_len, false);
-
- kfree(nvs_aligned);
- return 0;
-}
-
-static void wl1271_boot_enable_interrupts(struct wl1271 *wl)
-{
- wl1271_enable_interrupts(wl);
- wl1271_write32(wl, ACX_REG_INTERRUPT_MASK,
- WL1271_ACX_INTR_ALL & ~(WL1271_INTR_MASK));
- wl1271_write32(wl, HI_CFG, HI_CFG_DEF_VAL);
-}
-
-static int wl1271_boot_soft_reset(struct wl1271 *wl)
-{
- unsigned long timeout;
- u32 boot_data;
-
- /* perform soft reset */
- wl1271_write32(wl, ACX_REG_SLV_SOFT_RESET, ACX_SLV_SOFT_RESET_BIT);
-
- /* SOFT_RESET is self clearing */
- timeout = jiffies + usecs_to_jiffies(SOFT_RESET_MAX_TIME);
- while (1) {
- boot_data = wl1271_read32(wl, ACX_REG_SLV_SOFT_RESET);
- wl1271_debug(DEBUG_BOOT, "soft reset bootdata 0x%x", boot_data);
- if ((boot_data & ACX_SLV_SOFT_RESET_BIT) == 0)
- break;
-
- if (time_after(jiffies, timeout)) {
- /* 1.2 check pWhalBus->uSelfClearTime if the
- * timeout was reached */
- wl1271_error("soft reset timeout");
- return -1;
- }
-
- udelay(SOFT_RESET_STALL_TIME);
- }
-
- /* disable Rx/Tx */
- wl1271_write32(wl, ENABLE, 0x0);
-
- /* disable auto calibration on start*/
- wl1271_write32(wl, SPARE_A2, 0xffff);
-
- return 0;
-}
-
-static int wl1271_boot_run_firmware(struct wl1271 *wl)
-{
- int loop, ret;
- u32 chip_id, intr;
-
- wl1271_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
-
- chip_id = wl1271_read32(wl, CHIP_ID_B);
-
- wl1271_debug(DEBUG_BOOT, "chip id after firmware boot: 0x%x", chip_id);
-
- if (chip_id != wl->chip.id) {
- wl1271_error("chip id doesn't match after firmware boot");
- return -EIO;
- }
-
- /* wait for init to complete */
- loop = 0;
- while (loop++ < INIT_LOOP) {
- udelay(INIT_LOOP_DELAY);
- intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
-
- if (intr == 0xffffffff) {
- wl1271_error("error reading hardware complete "
- "init indication");
- return -EIO;
- }
- /* check that ACX_INTR_INIT_COMPLETE is enabled */
- else if (intr & WL1271_ACX_INTR_INIT_COMPLETE) {
- wl1271_write32(wl, ACX_REG_INTERRUPT_ACK,
- WL1271_ACX_INTR_INIT_COMPLETE);
- break;
- }
- }
-
- if (loop > INIT_LOOP) {
- wl1271_error("timeout waiting for the hardware to "
- "complete initialization");
- return -EIO;
- }
-
- /* get hardware config command mail box */
- wl->cmd_box_addr = wl1271_read32(wl, REG_COMMAND_MAILBOX_PTR);
-
- /* get hardware config event mail box */
- wl->event_box_addr = wl1271_read32(wl, REG_EVENT_MAILBOX_PTR);
-
- /* set the working partition to its "running" mode offset */
- wl1271_set_partition(wl, &part_table[PART_WORK]);
-
- wl1271_debug(DEBUG_MAILBOX, "cmd_box_addr 0x%x event_box_addr 0x%x",
- wl->cmd_box_addr, wl->event_box_addr);
-
- wl1271_boot_fw_version(wl);
-
- /*
- * in case of full asynchronous mode the firmware event must be
- * ready to receive event from the command mailbox
- */
-
- /* unmask required mbox events */
- wl->event_mask = BSS_LOSE_EVENT_ID |
- SCAN_COMPLETE_EVENT_ID |
- PS_REPORT_EVENT_ID |
- JOIN_EVENT_COMPLETE_ID |
- DISCONNECT_EVENT_COMPLETE_ID |
- RSSI_SNR_TRIGGER_0_EVENT_ID |
- PSPOLL_DELIVERY_FAILURE_EVENT_ID |
- SOFT_GEMINI_SENSE_EVENT_ID;
-
- ret = wl1271_event_unmask(wl);
- if (ret < 0) {
- wl1271_error("EVENT mask setting failed");
- return ret;
- }
-
- wl1271_event_mbox_config(wl);
-
- /* firmware startup completed */
- return 0;
-}
-
-static int wl1271_boot_write_irq_polarity(struct wl1271 *wl)
-{
- u32 polarity;
-
- polarity = wl1271_top_reg_read(wl, OCP_REG_POLARITY);
-
- /* We use HIGH polarity, so unset the LOW bit */
- polarity &= ~POLARITY_LOW;
- wl1271_top_reg_write(wl, OCP_REG_POLARITY, polarity);
-
- return 0;
-}
-
-static void wl1271_boot_hw_version(struct wl1271 *wl)
-{
- u32 fuse;
-
- fuse = wl1271_top_reg_read(wl, REG_FUSE_DATA_2_1);
- fuse = (fuse & PG_VER_MASK) >> PG_VER_OFFSET;
-
- wl->hw_pg_ver = (s8)fuse;
-}
-
-int wl1271_boot(struct wl1271 *wl)
-{
- int ret = 0;
- u32 tmp, clk, pause;
-
- wl1271_boot_hw_version(wl);
-
- if (wl->ref_clock == 0 || wl->ref_clock == 2 || wl->ref_clock == 4)
- /* ref clk: 19.2/38.4/38.4-XTAL */
- clk = 0x3;
- else if (wl->ref_clock == 1 || wl->ref_clock == 3)
- /* ref clk: 26/52 */
- clk = 0x5;
- else
- return -EINVAL;
-
- if (wl->ref_clock != 0) {
- u16 val;
- /* Set clock type (open drain) */
- val = wl1271_top_reg_read(wl, OCP_REG_CLK_TYPE);
- val &= FREF_CLK_TYPE_BITS;
- wl1271_top_reg_write(wl, OCP_REG_CLK_TYPE, val);
-
- /* Set clock pull mode (no pull) */
- val = wl1271_top_reg_read(wl, OCP_REG_CLK_PULL);
- val |= NO_PULL;
- wl1271_top_reg_write(wl, OCP_REG_CLK_PULL, val);
- } else {
- u16 val;
- /* Set clock polarity */
- val = wl1271_top_reg_read(wl, OCP_REG_CLK_POLARITY);
- val &= FREF_CLK_POLARITY_BITS;
- val |= CLK_REQ_OUTN_SEL;
- wl1271_top_reg_write(wl, OCP_REG_CLK_POLARITY, val);
- }
-
- wl1271_write32(wl, PLL_PARAMETERS, clk);
-
- pause = wl1271_read32(wl, PLL_PARAMETERS);
-
- wl1271_debug(DEBUG_BOOT, "pause1 0x%x", pause);
-
- pause &= ~(WU_COUNTER_PAUSE_VAL);
- pause |= WU_COUNTER_PAUSE_VAL;
- wl1271_write32(wl, WU_COUNTER_PAUSE, pause);
-
- /* Continue the ELP wake up sequence */
- wl1271_write32(wl, WELP_ARM_COMMAND, WELP_ARM_COMMAND_VAL);
- udelay(500);
-
- wl1271_set_partition(wl, &part_table[PART_DRPW]);
-
- /* Read-modify-write DRPW_SCRATCH_START register (see next state)
- to be used by DRPw FW. The RTRIM value will be added by the FW
- before taking DRPw out of reset */
-
- wl1271_debug(DEBUG_BOOT, "DRPW_SCRATCH_START %08x", DRPW_SCRATCH_START);
- clk = wl1271_read32(wl, DRPW_SCRATCH_START);
-
- wl1271_debug(DEBUG_BOOT, "clk2 0x%x", clk);
-
- clk |= (wl->ref_clock << 1) << 4;
- wl1271_write32(wl, DRPW_SCRATCH_START, clk);
-
- wl1271_set_partition(wl, &part_table[PART_WORK]);
-
- /* Disable interrupts */
- wl1271_write32(wl, ACX_REG_INTERRUPT_MASK, WL1271_ACX_INTR_ALL);
-
- ret = wl1271_boot_soft_reset(wl);
- if (ret < 0)
- goto out;
-
- /* 2. start processing NVS file */
- ret = wl1271_boot_upload_nvs(wl);
- if (ret < 0)
- goto out;
-
- /* write firmware's last address (ie. it's length) to
- * ACX_EEPROMLESS_IND_REG */
- wl1271_debug(DEBUG_BOOT, "ACX_EEPROMLESS_IND_REG");
-
- wl1271_write32(wl, ACX_EEPROMLESS_IND_REG, ACX_EEPROMLESS_IND_REG);
-
- tmp = wl1271_read32(wl, CHIP_ID_B);
-
- wl1271_debug(DEBUG_BOOT, "chip id 0x%x", tmp);
-
- /* 6. read the EEPROM parameters */
- tmp = wl1271_read32(wl, SCR_PAD2);
-
- ret = wl1271_boot_write_irq_polarity(wl);
- if (ret < 0)
- goto out;
-
- wl1271_write32(wl, ACX_REG_INTERRUPT_MASK,
- WL1271_ACX_ALL_EVENTS_VECTOR);
-
- /* WL1271: The reference driver skips steps 7 to 10 (jumps directly
- * to upload_fw) */
-
- ret = wl1271_boot_upload_firmware(wl);
- if (ret < 0)
- goto out;
-
- /* 10.5 start firmware */
- ret = wl1271_boot_run_firmware(wl);
- if (ret < 0)
- goto out;
-
- /* Enable firmware interrupts now */
- wl1271_boot_enable_interrupts(wl);
-
- /* set the wl1271 default filters */
- wl->rx_config = WL1271_DEFAULT_RX_CONFIG;
- wl->rx_filter = WL1271_DEFAULT_RX_FILTER;
-
- wl1271_event_mbox_config(wl);
-
-out:
- return ret;
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __BOOT_H__
-#define __BOOT_H__
-
-#include "wl1271.h"
-
-int wl1271_boot(struct wl1271 *wl);
-
-#define WL1271_NO_SUBBANDS 8
-#define WL1271_NO_POWER_LEVELS 4
-#define WL1271_FW_VERSION_MAX_LEN 20
-
-struct wl1271_static_data {
- u8 mac_address[ETH_ALEN];
- u8 padding[2];
- u8 fw_version[WL1271_FW_VERSION_MAX_LEN];
- u32 hw_version;
- u8 tx_power_table[WL1271_NO_SUBBANDS][WL1271_NO_POWER_LEVELS];
-};
-
-/* number of times we try to read the INIT interrupt */
-#define INIT_LOOP 20000
-
-/* delay between retries */
-#define INIT_LOOP_DELAY 50
-
-#define WU_COUNTER_PAUSE_VAL 0x3FF
-#define WELP_ARM_COMMAND_VAL 0x4
-
-#define OCP_REG_POLARITY 0x0064
-#define OCP_REG_CLK_TYPE 0x0448
-#define OCP_REG_CLK_POLARITY 0x0cb2
-#define OCP_REG_CLK_PULL 0x0cb4
-
-#define REG_FUSE_DATA_2_1 0x050a
-#define PG_VER_MASK 0x3c
-#define PG_VER_OFFSET 2
-
-#define CMD_MBOX_ADDRESS 0x407B4
-
-#define POLARITY_LOW BIT(1)
-#define NO_PULL (BIT(14) | BIT(15))
-
-#define FREF_CLK_TYPE_BITS 0xfffffe7f
-#define CLK_REQ_PRCM 0x100
-#define FREF_CLK_POLARITY_BITS 0xfffff8ff
-#define CLK_REQ_OUTN_SEL 0x700
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/crc7.h>
-#include <linux/spi/spi.h>
-#include <linux/etherdevice.h>
-#include <linux/ieee80211.h>
-#include <linux/slab.h>
-
-#include "wl1271.h"
-#include "wl1271_reg.h"
-#include "wl1271_io.h"
-#include "wl1271_acx.h"
-#include "wl12xx_80211.h"
-#include "wl1271_cmd.h"
-#include "wl1271_event.h"
-
-#define WL1271_CMD_FAST_POLL_COUNT 50
-
-/*
- * send command to firmware
- *
- * @wl: wl struct
- * @id: command id
- * @buf: buffer containing the command, must work with dma
- * @len: length of the buffer
- */
-int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
- size_t res_len)
-{
- struct wl1271_cmd_header *cmd;
- unsigned long timeout;
- u32 intr;
- int ret = 0;
- u16 status;
- u16 poll_count = 0;
-
- cmd = buf;
- cmd->id = cpu_to_le16(id);
- cmd->status = 0;
-
- WARN_ON(len % 4 != 0);
-
- wl1271_write(wl, wl->cmd_box_addr, buf, len, false);
-
- wl1271_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_CMD);
-
- timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT);
-
- intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
- while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) {
- if (time_after(jiffies, timeout)) {
- wl1271_error("command complete timeout");
- ret = -ETIMEDOUT;
- goto out;
- }
-
- poll_count++;
- if (poll_count < WL1271_CMD_FAST_POLL_COUNT)
- udelay(10);
- else
- msleep(1);
-
- intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
- }
-
- /* read back the status code of the command */
- if (res_len == 0)
- res_len = sizeof(struct wl1271_cmd_header);
- wl1271_read(wl, wl->cmd_box_addr, cmd, res_len, false);
-
- status = le16_to_cpu(cmd->status);
- if (status != CMD_STATUS_SUCCESS) {
- wl1271_error("command execute failure %d", status);
- ieee80211_queue_work(wl->hw, &wl->recovery_work);
- ret = -EIO;
- }
-
- wl1271_write32(wl, ACX_REG_INTERRUPT_ACK,
- WL1271_ACX_INTR_CMD_COMPLETE);
-
-out:
- return ret;
-}
-
-int wl1271_cmd_general_parms(struct wl1271 *wl)
-{
- struct wl1271_general_parms_cmd *gen_parms;
- struct wl1271_ini_general_params *gp = &wl->nvs->general_params;
- bool answer = false;
- int ret;
-
- if (!wl->nvs)
- return -ENODEV;
-
- gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL);
- if (!gen_parms)
- return -ENOMEM;
-
- gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM;
-
- memcpy(&gen_parms->general_params, gp, sizeof(*gp));
-
- if (gp->tx_bip_fem_auto_detect)
- answer = true;
-
- ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer);
- if (ret < 0) {
- wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed");
- goto out;
- }
-
- gp->tx_bip_fem_manufacturer =
- gen_parms->general_params.tx_bip_fem_manufacturer;
-
- wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n",
- answer ? "auto" : "manual", gp->tx_bip_fem_manufacturer);
-
-out:
- kfree(gen_parms);
- return ret;
-}
-
-int wl1271_cmd_radio_parms(struct wl1271 *wl)
-{
- struct wl1271_radio_parms_cmd *radio_parms;
- struct wl1271_ini_general_params *gp = &wl->nvs->general_params;
- int ret;
-
- if (!wl->nvs)
- return -ENODEV;
-
- radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL);
- if (!radio_parms)
- return -ENOMEM;
-
- radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM;
-
- /* 2.4GHz parameters */
- memcpy(&radio_parms->static_params_2, &wl->nvs->stat_radio_params_2,
- sizeof(struct wl1271_ini_band_params_2));
- memcpy(&radio_parms->dyn_params_2,
- &wl->nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params,
- sizeof(struct wl1271_ini_fem_params_2));
-
- /* 5GHz parameters */
- memcpy(&radio_parms->static_params_5,
- &wl->nvs->stat_radio_params_5,
- sizeof(struct wl1271_ini_band_params_5));
- memcpy(&radio_parms->dyn_params_5,
- &wl->nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params,
- sizeof(struct wl1271_ini_fem_params_5));
-
- wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ",
- radio_parms, sizeof(*radio_parms));
-
- ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0);
- if (ret < 0)
- wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed");
-
- kfree(radio_parms);
- return ret;
-}
-
-int wl1271_cmd_ext_radio_parms(struct wl1271 *wl)
-{
- struct wl1271_ext_radio_parms_cmd *ext_radio_parms;
- struct conf_rf_settings *rf = &wl->conf.rf;
- int ret;
-
- if (!wl->nvs)
- return -ENODEV;
-
- ext_radio_parms = kzalloc(sizeof(*ext_radio_parms), GFP_KERNEL);
- if (!ext_radio_parms)
- return -ENOMEM;
-
- ext_radio_parms->test.id = TEST_CMD_INI_FILE_RF_EXTENDED_PARAM;
-
- memcpy(ext_radio_parms->tx_per_channel_power_compensation_2,
- rf->tx_per_channel_power_compensation_2,
- CONF_TX_PWR_COMPENSATION_LEN_2);
- memcpy(ext_radio_parms->tx_per_channel_power_compensation_5,
- rf->tx_per_channel_power_compensation_5,
- CONF_TX_PWR_COMPENSATION_LEN_5);
-
- wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_EXT_RADIO_PARAM: ",
- ext_radio_parms, sizeof(*ext_radio_parms));
-
- ret = wl1271_cmd_test(wl, ext_radio_parms, sizeof(*ext_radio_parms), 0);
- if (ret < 0)
- wl1271_warning("TEST_CMD_INI_FILE_RF_EXTENDED_PARAM failed");
-
- kfree(ext_radio_parms);
- return ret;
-}
-
-/*
- * Poll the mailbox event field until any of the bits in the mask is set or a
- * timeout occurs (WL1271_EVENT_TIMEOUT in msecs)
- */
-static int wl1271_cmd_wait_for_event(struct wl1271 *wl, u32 mask)
-{
- u32 events_vector, event;
- unsigned long timeout;
-
- timeout = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT);
-
- do {
- if (time_after(jiffies, timeout)) {
- ieee80211_queue_work(wl->hw, &wl->recovery_work);
- return -ETIMEDOUT;
- }
-
- msleep(1);
-
- /* read from both event fields */
- wl1271_read(wl, wl->mbox_ptr[0], &events_vector,
- sizeof(events_vector), false);
- event = events_vector & mask;
- wl1271_read(wl, wl->mbox_ptr[1], &events_vector,
- sizeof(events_vector), false);
- event |= events_vector & mask;
- } while (!event);
-
- return 0;
-}
-
-int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type)
-{
- struct wl1271_cmd_join *join;
- int ret, i;
- u8 *bssid;
-
- join = kzalloc(sizeof(*join), GFP_KERNEL);
- if (!join) {
- ret = -ENOMEM;
- goto out;
- }
-
- wl1271_debug(DEBUG_CMD, "cmd join");
-
- /* Reverse order BSSID */
- bssid = (u8 *) &join->bssid_lsb;
- for (i = 0; i < ETH_ALEN; i++)
- bssid[i] = wl->bssid[ETH_ALEN - i - 1];
-
- join->rx_config_options = cpu_to_le32(wl->rx_config);
- join->rx_filter_options = cpu_to_le32(wl->rx_filter);
- join->bss_type = bss_type;
- join->basic_rate_set = cpu_to_le32(wl->basic_rate_set);
-
- if (wl->band == IEEE80211_BAND_5GHZ)
- join->bss_type |= WL1271_JOIN_CMD_BSS_TYPE_5GHZ;
-
- join->beacon_interval = cpu_to_le16(wl->beacon_int);
- join->dtim_interval = WL1271_DEFAULT_DTIM_PERIOD;
-
- join->channel = wl->channel;
- join->ssid_len = wl->ssid_len;
- memcpy(join->ssid, wl->ssid, wl->ssid_len);
-
- join->ctrl |= wl->session_counter << WL1271_JOIN_CMD_TX_SESSION_OFFSET;
-
- /* reset TX security counters */
- wl->tx_security_last_seq = 0;
- wl->tx_security_seq = 0;
-
- ret = wl1271_cmd_send(wl, CMD_START_JOIN, join, sizeof(*join), 0);
- if (ret < 0) {
- wl1271_error("failed to initiate cmd join");
- goto out_free;
- }
-
- ret = wl1271_cmd_wait_for_event(wl, JOIN_EVENT_COMPLETE_ID);
- if (ret < 0)
- wl1271_error("cmd join event completion error");
-
-out_free:
- kfree(join);
-
-out:
- return ret;
-}
-
-/**
- * send test command to firmware
- *
- * @wl: wl struct
- * @buf: buffer containing the command, with all headers, must work with dma
- * @len: length of the buffer
- * @answer: is answer needed
- */
-int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer)
-{
- int ret;
- size_t res_len = 0;
-
- wl1271_debug(DEBUG_CMD, "cmd test");
-
- if (answer)
- res_len = buf_len;
-
- ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len);
-
- if (ret < 0) {
- wl1271_warning("TEST command failed");
- return ret;
- }
-
- return ret;
-}
-
-/**
- * read acx from firmware
- *
- * @wl: wl struct
- * @id: acx id
- * @buf: buffer for the response, including all headers, must work with dma
- * @len: lenght of buf
- */
-int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len)
-{
- struct acx_header *acx = buf;
- int ret;
-
- wl1271_debug(DEBUG_CMD, "cmd interrogate");
-
- acx->id = cpu_to_le16(id);
-
- /* payload length, does not include any headers */
- acx->len = cpu_to_le16(len - sizeof(*acx));
-
- ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, sizeof(*acx), len);
- if (ret < 0)
- wl1271_error("INTERROGATE command failed");
-
- return ret;
-}
-
-/**
- * write acx value to firmware
- *
- * @wl: wl struct
- * @id: acx id
- * @buf: buffer containing acx, including all headers, must work with dma
- * @len: length of buf
- */
-int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len)
-{
- struct acx_header *acx = buf;
- int ret;
-
- wl1271_debug(DEBUG_CMD, "cmd configure");
-
- acx->id = cpu_to_le16(id);
-
- /* payload length, does not include any headers */
- acx->len = cpu_to_le16(len - sizeof(*acx));
-
- ret = wl1271_cmd_send(wl, CMD_CONFIGURE, acx, len, 0);
- if (ret < 0) {
- wl1271_warning("CONFIGURE command NOK");
- return ret;
- }
-
- return 0;
-}
-
-int wl1271_cmd_data_path(struct wl1271 *wl, bool enable)
-{
- struct cmd_enabledisable_path *cmd;
- int ret;
- u16 cmd_rx, cmd_tx;
-
- wl1271_debug(DEBUG_CMD, "cmd data path");
-
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
- if (!cmd) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* the channel here is only used for calibration, so hardcoded to 1 */
- cmd->channel = 1;
-
- if (enable) {
- cmd_rx = CMD_ENABLE_RX;
- cmd_tx = CMD_ENABLE_TX;
- } else {
- cmd_rx = CMD_DISABLE_RX;
- cmd_tx = CMD_DISABLE_TX;
- }
-
- ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0);
- if (ret < 0) {
- wl1271_error("rx %s cmd for channel %d failed",
- enable ? "start" : "stop", cmd->channel);
- goto out;
- }
-
- wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d",
- enable ? "start" : "stop", cmd->channel);
-
- ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0);
- if (ret < 0) {
- wl1271_error("tx %s cmd for channel %d failed",
- enable ? "start" : "stop", cmd->channel);
- goto out;
- }
-
- wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d",
- enable ? "start" : "stop", cmd->channel);
-
-out:
- kfree(cmd);
- return ret;
-}
-
-int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode, u32 rates, bool send)
-{
- struct wl1271_cmd_ps_params *ps_params = NULL;
- int ret = 0;
-
- wl1271_debug(DEBUG_CMD, "cmd set ps mode");
-
- ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL);
- if (!ps_params) {
- ret = -ENOMEM;
- goto out;
- }
-
- ps_params->ps_mode = ps_mode;
- ps_params->send_null_data = send;
- ps_params->retries = wl->conf.conn.psm_entry_nullfunc_retries;
- ps_params->hang_over_period = wl->conf.conn.psm_entry_hangover_period;
- ps_params->null_data_rate = cpu_to_le32(rates);
-
- ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params,
- sizeof(*ps_params), 0);
- if (ret < 0) {
- wl1271_error("cmd set_ps_mode failed");
- goto out;
- }
-
-out:
- kfree(ps_params);
- return ret;
-}
-
-int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
- void *buf, size_t buf_len, int index, u32 rates)
-{
- struct wl1271_cmd_template_set *cmd;
- int ret = 0;
-
- wl1271_debug(DEBUG_CMD, "cmd template_set %d", template_id);
-
- WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE);
- buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE);
-
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
- if (!cmd) {
- ret = -ENOMEM;
- goto out;
- }
-
- cmd->len = cpu_to_le16(buf_len);
- cmd->template_type = template_id;
- cmd->enabled_rates = cpu_to_le32(rates);
- cmd->short_retry_limit = wl->conf.tx.rc_conf.short_retry_limit;
- cmd->long_retry_limit = wl->conf.tx.rc_conf.long_retry_limit;
- cmd->index = index;
-
- if (buf)
- memcpy(cmd->template_data, buf, buf_len);
-
- ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0);
- if (ret < 0) {
- wl1271_warning("cmd set_template failed: %d", ret);
- goto out_free;
- }
-
-out_free:
- kfree(cmd);
-
-out:
- return ret;
-}
-
-int wl1271_cmd_build_null_data(struct wl1271 *wl)
-{
- struct sk_buff *skb = NULL;
- int size;
- void *ptr;
- int ret = -ENOMEM;
-
-
- if (wl->bss_type == BSS_TYPE_IBSS) {
- size = sizeof(struct wl12xx_null_data_template);
- ptr = NULL;
- } else {
- skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
- if (!skb)
- goto out;
- size = skb->len;
- ptr = skb->data;
- }
-
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, ptr, size, 0,
- wl->basic_rate);
-
-out:
- dev_kfree_skb(skb);
- if (ret)
- wl1271_warning("cmd buld null data failed %d", ret);
-
- return ret;
-
-}
-
-int wl1271_cmd_build_klv_null_data(struct wl1271 *wl)
-{
- struct sk_buff *skb = NULL;
- int ret = -ENOMEM;
-
- skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
- if (!skb)
- goto out;
-
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV,
- skb->data, skb->len,
- CMD_TEMPL_KLV_IDX_NULL_DATA,
- wl->basic_rate);
-
-out:
- dev_kfree_skb(skb);
- if (ret)
- wl1271_warning("cmd build klv null data failed %d", ret);
-
- return ret;
-
-}
-
-int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid)
-{
- struct sk_buff *skb;
- int ret = 0;
-
- skb = ieee80211_pspoll_get(wl->hw, wl->vif);
- if (!skb)
- goto out;
-
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, skb->data,
- skb->len, 0, wl->basic_rate_set);
-
-out:
- dev_kfree_skb(skb);
- return ret;
-}
-
-int wl1271_cmd_build_probe_req(struct wl1271 *wl,
- const u8 *ssid, size_t ssid_len,
- const u8 *ie, size_t ie_len, u8 band)
-{
- struct sk_buff *skb;
- int ret;
-
- skb = ieee80211_probereq_get(wl->hw, wl->vif, ssid, ssid_len,
- ie, ie_len);
- if (!skb) {
- ret = -ENOMEM;
- goto out;
- }
-
- wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", skb->data, skb->len);
-
- if (band == IEEE80211_BAND_2GHZ)
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4,
- skb->data, skb->len, 0,
- wl->conf.tx.basic_rate);
- else
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5,
- skb->data, skb->len, 0,
- wl->conf.tx.basic_rate_5);
-
-out:
- dev_kfree_skb(skb);
- return ret;
-}
-
-int wl1271_build_qos_null_data(struct wl1271 *wl)
-{
- struct ieee80211_qos_hdr template;
-
- memset(&template, 0, sizeof(template));
-
- memcpy(template.addr1, wl->bssid, ETH_ALEN);
- memcpy(template.addr2, wl->mac_addr, ETH_ALEN);
- memcpy(template.addr3, wl->bssid, ETH_ALEN);
-
- template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
- IEEE80211_STYPE_QOS_NULLFUNC |
- IEEE80211_FCTL_TODS);
-
- /* FIXME: not sure what priority to use here */
- template.qos_ctrl = cpu_to_le16(0);
-
- return wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, &template,
- sizeof(template), 0,
- wl->basic_rate);
-}
-
-int wl1271_cmd_set_default_wep_key(struct wl1271 *wl, u8 id)
-{
- struct wl1271_cmd_set_keys *cmd;
- int ret = 0;
-
- wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id);
-
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
- if (!cmd) {
- ret = -ENOMEM;
- goto out;
- }
-
- cmd->id = id;
- cmd->key_action = cpu_to_le16(KEY_SET_ID);
- cmd->key_type = KEY_WEP;
-
- ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0);
- if (ret < 0) {
- wl1271_warning("cmd set_default_wep_key failed: %d", ret);
- goto out;
- }
-
-out:
- kfree(cmd);
-
- return ret;
-}
-
-int wl1271_cmd_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type,
- u8 key_size, const u8 *key, const u8 *addr,
- u32 tx_seq_32, u16 tx_seq_16)
-{
- struct wl1271_cmd_set_keys *cmd;
- int ret = 0;
-
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
- if (!cmd) {
- ret = -ENOMEM;
- goto out;
- }
-
- if (key_type != KEY_WEP)
- memcpy(cmd->addr, addr, ETH_ALEN);
-
- cmd->key_action = cpu_to_le16(action);
- cmd->key_size = key_size;
- cmd->key_type = key_type;
-
- cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16);
- cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32);
-
- /* we have only one SSID profile */
- cmd->ssid_profile = 0;
-
- cmd->id = id;
-
- if (key_type == KEY_TKIP) {
- /*
- * We get the key in the following form:
- * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes)
- * but the target is expecting:
- * TKIP - RX MIC - TX MIC
- */
- memcpy(cmd->key, key, 16);
- memcpy(cmd->key + 16, key + 24, 8);
- memcpy(cmd->key + 24, key + 16, 8);
-
- } else {
- memcpy(cmd->key, key, key_size);
- }
-
- wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd));
-
- ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0);
- if (ret < 0) {
- wl1271_warning("could not set keys");
- goto out;
- }
-
-out:
- kfree(cmd);
-
- return ret;
-}
-
-int wl1271_cmd_disconnect(struct wl1271 *wl)
-{
- struct wl1271_cmd_disconnect *cmd;
- int ret = 0;
-
- wl1271_debug(DEBUG_CMD, "cmd disconnect");
-
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
- if (!cmd) {
- ret = -ENOMEM;
- goto out;
- }
-
- cmd->rx_config_options = cpu_to_le32(wl->rx_config);
- cmd->rx_filter_options = cpu_to_le32(wl->rx_filter);
- /* disconnect reason is not used in immediate disconnections */
- cmd->type = DISCONNECT_IMMEDIATE;
-
- ret = wl1271_cmd_send(wl, CMD_DISCONNECT, cmd, sizeof(*cmd), 0);
- if (ret < 0) {
- wl1271_error("failed to send disconnect command");
- goto out_free;
- }
-
- ret = wl1271_cmd_wait_for_event(wl, DISCONNECT_EVENT_COMPLETE_ID);
- if (ret < 0)
- wl1271_error("cmd disconnect event completion error");
-
-out_free:
- kfree(cmd);
-
-out:
- return ret;
-}
-
-int wl1271_cmd_set_sta_state(struct wl1271 *wl)
-{
- struct wl1271_cmd_set_sta_state *cmd;
- int ret = 0;
-
- wl1271_debug(DEBUG_CMD, "cmd set sta state");
-
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
- if (!cmd) {
- ret = -ENOMEM;
- goto out;
- }
-
- cmd->state = WL1271_CMD_STA_STATE_CONNECTED;
-
- ret = wl1271_cmd_send(wl, CMD_SET_STA_STATE, cmd, sizeof(*cmd), 0);
- if (ret < 0) {
- wl1271_error("failed to send set STA state command");
- goto out_free;
- }
-
-out_free:
- kfree(cmd);
-
-out:
- return ret;
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_CMD_H__
-#define __WL1271_CMD_H__
-
-#include "wl1271.h"
-
-struct acx_header;
-
-int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
- size_t res_len);
-int wl1271_cmd_general_parms(struct wl1271 *wl);
-int wl1271_cmd_radio_parms(struct wl1271 *wl);
-int wl1271_cmd_ext_radio_parms(struct wl1271 *wl);
-int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type);
-int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer);
-int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len);
-int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len);
-int wl1271_cmd_data_path(struct wl1271 *wl, bool enable);
-int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode, u32 rates, bool send);
-int wl1271_cmd_read_memory(struct wl1271 *wl, u32 addr, void *answer,
- size_t len);
-int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
- void *buf, size_t buf_len, int index, u32 rates);
-int wl1271_cmd_build_null_data(struct wl1271 *wl);
-int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid);
-int wl1271_cmd_build_probe_req(struct wl1271 *wl,
- const u8 *ssid, size_t ssid_len,
- const u8 *ie, size_t ie_len, u8 band);
-int wl1271_build_qos_null_data(struct wl1271 *wl);
-int wl1271_cmd_build_klv_null_data(struct wl1271 *wl);
-int wl1271_cmd_set_default_wep_key(struct wl1271 *wl, u8 id);
-int wl1271_cmd_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type,
- u8 key_size, const u8 *key, const u8 *addr,
- u32 tx_seq_32, u16 tx_seq_16);
-int wl1271_cmd_disconnect(struct wl1271 *wl);
-int wl1271_cmd_set_sta_state(struct wl1271 *wl);
-
-enum wl1271_commands {
- CMD_INTERROGATE = 1, /*use this to read information elements*/
- CMD_CONFIGURE = 2, /*use this to write information elements*/
- CMD_ENABLE_RX = 3,
- CMD_ENABLE_TX = 4,
- CMD_DISABLE_RX = 5,
- CMD_DISABLE_TX = 6,
- CMD_SCAN = 8,
- CMD_STOP_SCAN = 9,
- CMD_START_JOIN = 11,
- CMD_SET_KEYS = 12,
- CMD_READ_MEMORY = 13,
- CMD_WRITE_MEMORY = 14,
- CMD_SET_TEMPLATE = 19,
- CMD_TEST = 23,
- CMD_NOISE_HIST = 28,
- CMD_LNA_CONTROL = 32,
- CMD_SET_BCN_MODE = 33,
- CMD_MEASUREMENT = 34,
- CMD_STOP_MEASUREMENT = 35,
- CMD_DISCONNECT = 36,
- CMD_SET_PS_MODE = 37,
- CMD_CHANNEL_SWITCH = 38,
- CMD_STOP_CHANNEL_SWICTH = 39,
- CMD_AP_DISCOVERY = 40,
- CMD_STOP_AP_DISCOVERY = 41,
- CMD_SPS_SCAN = 42,
- CMD_STOP_SPS_SCAN = 43,
- CMD_HEALTH_CHECK = 45,
- CMD_DEBUG = 46,
- CMD_TRIGGER_SCAN_TO = 47,
- CMD_CONNECTION_SCAN_CFG = 48,
- CMD_CONNECTION_SCAN_SSID_CFG = 49,
- CMD_START_PERIODIC_SCAN = 50,
- CMD_STOP_PERIODIC_SCAN = 51,
- CMD_SET_STA_STATE = 52,
-
- NUM_COMMANDS,
- MAX_COMMAND_ID = 0xFFFF,
-};
-
-#define MAX_CMD_PARAMS 572
-
-enum {
- CMD_TEMPL_KLV_IDX_NULL_DATA = 0,
- CMD_TEMPL_KLV_IDX_MAX = 4
-};
-
-enum cmd_templ {
- CMD_TEMPL_NULL_DATA = 0,
- CMD_TEMPL_BEACON,
- CMD_TEMPL_CFG_PROBE_REQ_2_4,
- CMD_TEMPL_CFG_PROBE_REQ_5,
- CMD_TEMPL_PROBE_RESPONSE,
- CMD_TEMPL_QOS_NULL_DATA,
- CMD_TEMPL_PS_POLL,
- CMD_TEMPL_KLV,
- CMD_TEMPL_DISCONNECT,
- CMD_TEMPL_PROBE_REQ_2_4, /* for firmware internal use only */
- CMD_TEMPL_PROBE_REQ_5, /* for firmware internal use only */
- CMD_TEMPL_BAR, /* for firmware internal use only */
- CMD_TEMPL_CTS, /*
- * For CTS-to-self (FastCTS) mechanism
- * for BT/WLAN coexistence (SoftGemini). */
- CMD_TEMPL_MAX = 0xff
-};
-
-/* unit ms */
-#define WL1271_COMMAND_TIMEOUT 2000
-#define WL1271_CMD_TEMPL_MAX_SIZE 252
-#define WL1271_EVENT_TIMEOUT 750
-
-struct wl1271_cmd_header {
- __le16 id;
- __le16 status;
- /* payload */
- u8 data[0];
-} __packed;
-
-#define WL1271_CMD_MAX_PARAMS 572
-
-struct wl1271_command {
- struct wl1271_cmd_header header;
- u8 parameters[WL1271_CMD_MAX_PARAMS];
-} __packed;
-
-enum {
- CMD_MAILBOX_IDLE = 0,
- CMD_STATUS_SUCCESS = 1,
- CMD_STATUS_UNKNOWN_CMD = 2,
- CMD_STATUS_UNKNOWN_IE = 3,
- CMD_STATUS_REJECT_MEAS_SG_ACTIVE = 11,
- CMD_STATUS_RX_BUSY = 13,
- CMD_STATUS_INVALID_PARAM = 14,
- CMD_STATUS_TEMPLATE_TOO_LARGE = 15,
- CMD_STATUS_OUT_OF_MEMORY = 16,
- CMD_STATUS_STA_TABLE_FULL = 17,
- CMD_STATUS_RADIO_ERROR = 18,
- CMD_STATUS_WRONG_NESTING = 19,
- CMD_STATUS_TIMEOUT = 21, /* Driver internal use.*/
- CMD_STATUS_FW_RESET = 22, /* Driver internal use.*/
- MAX_COMMAND_STATUS = 0xff
-};
-
-#define CMDMBOX_HEADER_LEN 4
-#define CMDMBOX_INFO_ELEM_HEADER_LEN 4
-
-enum {
- BSS_TYPE_IBSS = 0,
- BSS_TYPE_STA_BSS = 2,
- BSS_TYPE_AP_BSS = 3,
- MAX_BSS_TYPE = 0xFF
-};
-
-#define WL1271_JOIN_CMD_CTRL_TX_FLUSH 0x80 /* Firmware flushes all Tx */
-#define WL1271_JOIN_CMD_TX_SESSION_OFFSET 1
-#define WL1271_JOIN_CMD_BSS_TYPE_5GHZ 0x10
-
-struct wl1271_cmd_join {
- struct wl1271_cmd_header header;
-
- __le32 bssid_lsb;
- __le16 bssid_msb;
- __le16 beacon_interval; /* in TBTTs */
- __le32 rx_config_options;
- __le32 rx_filter_options;
-
- /*
- * The target uses this field to determine the rate at
- * which to transmit control frame responses (such as
- * ACK or CTS frames).
- */
- __le32 basic_rate_set;
- u8 dtim_interval;
- /*
- * bits 0-2: This bitwise field specifies the type
- * of BSS to start or join (BSS_TYPE_*).
- * bit 4: Band - The radio band in which to join
- * or start.
- * 0 - 2.4GHz band
- * 1 - 5GHz band
- * bits 3, 5-7: Reserved
- */
- u8 bss_type;
- u8 channel;
- u8 ssid_len;
- u8 ssid[IW_ESSID_MAX_SIZE];
- u8 ctrl; /* JOIN_CMD_CTRL_* */
- u8 reserved[3];
-} __packed;
-
-struct cmd_enabledisable_path {
- struct wl1271_cmd_header header;
-
- u8 channel;
- u8 padding[3];
-} __packed;
-
-#define WL1271_RATE_AUTOMATIC 0
-
-struct wl1271_cmd_template_set {
- struct wl1271_cmd_header header;
-
- __le16 len;
- u8 template_type;
- u8 index; /* relevant only for KLV_TEMPLATE type */
- __le32 enabled_rates;
- u8 short_retry_limit;
- u8 long_retry_limit;
- u8 aflags;
- u8 reserved;
- u8 template_data[WL1271_CMD_TEMPL_MAX_SIZE];
-} __packed;
-
-#define TIM_ELE_ID 5
-#define PARTIAL_VBM_MAX 251
-
-struct wl1271_tim {
- u8 identity;
- u8 length;
- u8 dtim_count;
- u8 dtim_period;
- u8 bitmap_ctrl;
- u8 pvb_field[PARTIAL_VBM_MAX]; /* Partial Virtual Bitmap */
-} __packed;
-
-enum wl1271_cmd_ps_mode {
- STATION_ACTIVE_MODE,
- STATION_POWER_SAVE_MODE
-};
-
-struct wl1271_cmd_ps_params {
- struct wl1271_cmd_header header;
-
- u8 ps_mode; /* STATION_* */
- u8 send_null_data; /* Do we have to send NULL data packet ? */
- u8 retries; /* Number of retires for the initial NULL data packet */
-
- /*
- * TUs during which the target stays awake after switching
- * to power save mode.
- */
- u8 hang_over_period;
- __le32 null_data_rate;
-} __packed;
-
-/* HW encryption keys */
-#define NUM_ACCESS_CATEGORIES_COPY 4
-#define MAX_KEY_SIZE 32
-
-enum wl1271_cmd_key_action {
- KEY_ADD_OR_REPLACE = 1,
- KEY_REMOVE = 2,
- KEY_SET_ID = 3,
- MAX_KEY_ACTION = 0xffff,
-};
-
-enum wl1271_cmd_key_type {
- KEY_NONE = 0,
- KEY_WEP = 1,
- KEY_TKIP = 2,
- KEY_AES = 3,
- KEY_GEM = 4,
-};
-
-/* FIXME: Add description for key-types */
-
-struct wl1271_cmd_set_keys {
- struct wl1271_cmd_header header;
-
- /* Ignored for default WEP key */
- u8 addr[ETH_ALEN];
-
- /* key_action_e */
- __le16 key_action;
-
- __le16 reserved_1;
-
- /* key size in bytes */
- u8 key_size;
-
- /* key_type_e */
- u8 key_type;
- u8 ssid_profile;
-
- /*
- * TKIP, AES: frame's key id field.
- * For WEP default key: key id;
- */
- u8 id;
- u8 reserved_2[6];
- u8 key[MAX_KEY_SIZE];
- __le16 ac_seq_num16[NUM_ACCESS_CATEGORIES_COPY];
- __le32 ac_seq_num32[NUM_ACCESS_CATEGORIES_COPY];
-} __packed;
-
-struct wl1271_cmd_test_header {
- u8 id;
- u8 padding[3];
-} __packed;
-
-enum wl1271_channel_tune_bands {
- WL1271_CHANNEL_TUNE_BAND_2_4,
- WL1271_CHANNEL_TUNE_BAND_5,
- WL1271_CHANNEL_TUNE_BAND_4_9
-};
-
-#define WL1271_PD_REFERENCE_POINT_BAND_B_G 0
-
-#define TEST_CMD_P2G_CAL 0x02
-#define TEST_CMD_CHANNEL_TUNE 0x0d
-#define TEST_CMD_UPDATE_PD_REFERENCE_POINT 0x1d
-#define TEST_CMD_INI_FILE_RADIO_PARAM 0x19
-#define TEST_CMD_INI_FILE_GENERAL_PARAM 0x1E
-#define TEST_CMD_INI_FILE_RF_EXTENDED_PARAM 0x26
-
-struct wl1271_general_parms_cmd {
- struct wl1271_cmd_header header;
-
- struct wl1271_cmd_test_header test;
-
- struct wl1271_ini_general_params general_params;
-
- u8 sr_debug_table[WL1271_INI_MAX_SMART_REFLEX_PARAM];
- u8 sr_sen_n_p;
- u8 sr_sen_n_p_gain;
- u8 sr_sen_nrn;
- u8 sr_sen_prn;
- u8 padding[3];
-} __packed;
-
-struct wl1271_radio_parms_cmd {
- struct wl1271_cmd_header header;
-
- struct wl1271_cmd_test_header test;
-
- /* Static radio parameters */
- struct wl1271_ini_band_params_2 static_params_2;
- struct wl1271_ini_band_params_5 static_params_5;
-
- /* Dynamic radio parameters */
- struct wl1271_ini_fem_params_2 dyn_params_2;
- u8 padding2;
- struct wl1271_ini_fem_params_5 dyn_params_5;
- u8 padding3[2];
-} __packed;
-
-struct wl1271_ext_radio_parms_cmd {
- struct wl1271_cmd_header header;
-
- struct wl1271_cmd_test_header test;
-
- u8 tx_per_channel_power_compensation_2[CONF_TX_PWR_COMPENSATION_LEN_2];
- u8 tx_per_channel_power_compensation_5[CONF_TX_PWR_COMPENSATION_LEN_5];
- u8 padding[3];
-} __packed;
-
-struct wl1271_cmd_cal_channel_tune {
- struct wl1271_cmd_header header;
-
- struct wl1271_cmd_test_header test;
-
- u8 band;
- u8 channel;
-
- __le16 radio_status;
-} __packed;
-
-struct wl1271_cmd_cal_update_ref_point {
- struct wl1271_cmd_header header;
-
- struct wl1271_cmd_test_header test;
-
- __le32 ref_power;
- __le32 ref_detector;
- u8 sub_band;
- u8 padding[3];
-} __packed;
-
-#define MAX_TLV_LENGTH 400
-#define MAX_NVS_VERSION_LENGTH 12
-
-#define WL1271_CAL_P2G_BAND_B_G BIT(0)
-
-struct wl1271_cmd_cal_p2g {
- struct wl1271_cmd_header header;
-
- struct wl1271_cmd_test_header test;
-
- __le16 len;
- u8 buf[MAX_TLV_LENGTH];
- u8 type;
- u8 padding;
-
- __le16 radio_status;
- u8 nvs_version[MAX_NVS_VERSION_LENGTH];
-
- u8 sub_band_mask;
- u8 padding2;
-} __packed;
-
-
-/*
- * There are three types of disconnections:
- *
- * DISCONNECT_IMMEDIATE: the fw doesn't send any frames
- * DISCONNECT_DEAUTH: the fw generates a DEAUTH request with the reason
- * we have passed
- * DISCONNECT_DISASSOC: the fw generates a DESASSOC request with the reason
- * we have passed
- */
-enum wl1271_disconnect_type {
- DISCONNECT_IMMEDIATE,
- DISCONNECT_DEAUTH,
- DISCONNECT_DISASSOC
-};
-
-struct wl1271_cmd_disconnect {
- struct wl1271_cmd_header header;
-
- __le32 rx_config_options;
- __le32 rx_filter_options;
-
- __le16 reason;
- u8 type;
-
- u8 padding;
-} __packed;
-
-#define WL1271_CMD_STA_STATE_CONNECTED 1
-
-struct wl1271_cmd_set_sta_state {
- struct wl1271_cmd_header header;
-
- u8 state;
- u8 padding[3];
-} __packed;
-
-#endif /* __WL1271_CMD_H__ */
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_CONF_H__
-#define __WL1271_CONF_H__
-
-enum {
- CONF_HW_BIT_RATE_1MBPS = BIT(0),
- CONF_HW_BIT_RATE_2MBPS = BIT(1),
- CONF_HW_BIT_RATE_5_5MBPS = BIT(2),
- CONF_HW_BIT_RATE_6MBPS = BIT(3),
- CONF_HW_BIT_RATE_9MBPS = BIT(4),
- CONF_HW_BIT_RATE_11MBPS = BIT(5),
- CONF_HW_BIT_RATE_12MBPS = BIT(6),
- CONF_HW_BIT_RATE_18MBPS = BIT(7),
- CONF_HW_BIT_RATE_22MBPS = BIT(8),
- CONF_HW_BIT_RATE_24MBPS = BIT(9),
- CONF_HW_BIT_RATE_36MBPS = BIT(10),
- CONF_HW_BIT_RATE_48MBPS = BIT(11),
- CONF_HW_BIT_RATE_54MBPS = BIT(12),
- CONF_HW_BIT_RATE_MCS_0 = BIT(13),
- CONF_HW_BIT_RATE_MCS_1 = BIT(14),
- CONF_HW_BIT_RATE_MCS_2 = BIT(15),
- CONF_HW_BIT_RATE_MCS_3 = BIT(16),
- CONF_HW_BIT_RATE_MCS_4 = BIT(17),
- CONF_HW_BIT_RATE_MCS_5 = BIT(18),
- CONF_HW_BIT_RATE_MCS_6 = BIT(19),
- CONF_HW_BIT_RATE_MCS_7 = BIT(20)
-};
-
-enum {
- CONF_HW_RATE_INDEX_1MBPS = 0,
- CONF_HW_RATE_INDEX_2MBPS = 1,
- CONF_HW_RATE_INDEX_5_5MBPS = 2,
- CONF_HW_RATE_INDEX_6MBPS = 3,
- CONF_HW_RATE_INDEX_9MBPS = 4,
- CONF_HW_RATE_INDEX_11MBPS = 5,
- CONF_HW_RATE_INDEX_12MBPS = 6,
- CONF_HW_RATE_INDEX_18MBPS = 7,
- CONF_HW_RATE_INDEX_22MBPS = 8,
- CONF_HW_RATE_INDEX_24MBPS = 9,
- CONF_HW_RATE_INDEX_36MBPS = 10,
- CONF_HW_RATE_INDEX_48MBPS = 11,
- CONF_HW_RATE_INDEX_54MBPS = 12,
- CONF_HW_RATE_INDEX_MAX = CONF_HW_RATE_INDEX_54MBPS,
-};
-
-enum {
- CONF_HW_RXTX_RATE_MCS7 = 0,
- CONF_HW_RXTX_RATE_MCS6,
- CONF_HW_RXTX_RATE_MCS5,
- CONF_HW_RXTX_RATE_MCS4,
- CONF_HW_RXTX_RATE_MCS3,
- CONF_HW_RXTX_RATE_MCS2,
- CONF_HW_RXTX_RATE_MCS1,
- CONF_HW_RXTX_RATE_MCS0,
- CONF_HW_RXTX_RATE_54,
- CONF_HW_RXTX_RATE_48,
- CONF_HW_RXTX_RATE_36,
- CONF_HW_RXTX_RATE_24,
- CONF_HW_RXTX_RATE_22,
- CONF_HW_RXTX_RATE_18,
- CONF_HW_RXTX_RATE_12,
- CONF_HW_RXTX_RATE_11,
- CONF_HW_RXTX_RATE_9,
- CONF_HW_RXTX_RATE_6,
- CONF_HW_RXTX_RATE_5_5,
- CONF_HW_RXTX_RATE_2,
- CONF_HW_RXTX_RATE_1,
- CONF_HW_RXTX_RATE_MAX,
- CONF_HW_RXTX_RATE_UNSUPPORTED = 0xff
-};
-
-enum {
- CONF_SG_DISABLE = 0,
- CONF_SG_PROTECTIVE,
- CONF_SG_OPPORTUNISTIC
-};
-
-enum {
- /*
- * PER threshold in PPM of the BT voice
- *
- * Range: 0 - 10000000
- */
- CONF_SG_BT_PER_THRESHOLD = 0,
-
- /*
- * Number of consequent RX_ACTIVE activities to override BT voice
- * frames to ensure WLAN connection
- *
- * Range: 0 - 100
- */
- CONF_SG_HV3_MAX_OVERRIDE,
-
- /*
- * Defines the PER threshold of the BT voice
- *
- * Range: 0 - 65000
- */
- CONF_SG_BT_NFS_SAMPLE_INTERVAL,
-
- /*
- * Defines the load ratio of BT
- *
- * Range: 0 - 100 (%)
- */
- CONF_SG_BT_LOAD_RATIO,
-
- /*
- * Defines whether the SG will force WLAN host to enter/exit PSM
- *
- * Range: 1 - SG can force, 0 - host handles PSM
- */
- CONF_SG_AUTO_PS_MODE,
-
- /*
- * Compensation percentage of probe requests when scan initiated
- * during BT voice/ACL link.
- *
- * Range: 0 - 255 (%)
- */
- CONF_SG_AUTO_SCAN_PROBE_REQ,
-
- /*
- * Compensation percentage of probe requests when active scan initiated
- * during BT voice
- *
- * Range: 0 - 255 (%)
- */
- CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3,
-
- /*
- * Defines antenna configuration (single/dual antenna)
- *
- * Range: 0 - single antenna, 1 - dual antenna
- */
- CONF_SG_ANTENNA_CONFIGURATION,
-
- /*
- * The threshold (percent) of max consequtive beacon misses before
- * increasing priority of beacon reception.
- *
- * Range: 0 - 100 (%)
- */
- CONF_SG_BEACON_MISS_PERCENT,
-
- /*
- * The rate threshold below which receiving a data frame from the AP
- * will increase the priority of the data frame above BT traffic.
- *
- * Range: 0,2, 5(=5.5), 6, 9, 11, 12, 18, 24, 36, 48, 54
- */
- CONF_SG_RATE_ADAPT_THRESH,
-
- /*
- * Not used currently.
- *
- * Range: 0
- */
- CONF_SG_RATE_ADAPT_SNR,
-
- /*
- * Configure the min and max time BT gains the antenna
- * in WLAN PSM / BT master basic rate
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_BR,
- CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_BR,
-
- /*
- * The time after it expires no new WLAN trigger frame is trasmitted
- * in WLAN PSM / BT master basic rate
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_BR,
-
- /*
- * Configure the min and max time BT gains the antenna
- * in WLAN PSM / BT slave basic rate
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_BR,
- CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_BR,
-
- /*
- * The time after it expires no new WLAN trigger frame is trasmitted
- * in WLAN PSM / BT slave basic rate
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_BR,
-
- /*
- * Configure the min and max time BT gains the antenna
- * in WLAN PSM / BT master EDR
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_EDR,
- CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_EDR,
-
- /*
- * The time after it expires no new WLAN trigger frame is trasmitted
- * in WLAN PSM / BT master EDR
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_EDR,
-
- /*
- * Configure the min and max time BT gains the antenna
- * in WLAN PSM / BT slave EDR
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_EDR,
- CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_EDR,
-
- /*
- * The time after it expires no new WLAN trigger frame is trasmitted
- * in WLAN PSM / BT slave EDR
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_EDR,
-
- /*
- * RX guard time before the beginning of a new BT voice frame during
- * which no new WLAN trigger frame is transmitted.
- *
- * Range: 0 - 100000 (us)
- */
- CONF_SG_RXT,
-
- /*
- * TX guard time before the beginning of a new BT voice frame during
- * which no new WLAN frame is transmitted.
- *
- * Range: 0 - 100000 (us)
- */
-
- CONF_SG_TXT,
-
- /*
- * Enable adaptive RXT/TXT algorithm. If disabled, the host values
- * will be utilized.
- *
- * Range: 0 - disable, 1 - enable
- */
- CONF_SG_ADAPTIVE_RXT_TXT,
-
- /*
- * The used WLAN legacy service period during active BT ACL link
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_PS_POLL_TIMEOUT,
-
- /*
- * The used WLAN UPSD service period during active BT ACL link
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_UPSD_TIMEOUT,
-
- /*
- * Configure the min and max time BT gains the antenna
- * in WLAN Active / BT master EDR
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MIN_EDR,
- CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MAX_EDR,
-
- /*
- * The maximum time WLAN can gain the antenna for
- * in WLAN Active / BT master EDR
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_MASTER_EDR,
-
- /*
- * Configure the min and max time BT gains the antenna
- * in WLAN Active / BT slave EDR
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MIN_EDR,
- CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MAX_EDR,
-
- /*
- * The maximum time WLAN can gain the antenna for
- * in WLAN Active / BT slave EDR
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_SLAVE_EDR,
-
- /*
- * Configure the min and max time BT gains the antenna
- * in WLAN Active / BT basic rate
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_ACTIVE_BT_ACL_MIN_BR,
- CONF_SG_WLAN_ACTIVE_BT_ACL_MAX_BR,
-
- /*
- * The maximum time WLAN can gain the antenna for
- * in WLAN Active / BT basic rate
- *
- * Range: 0 - 255 (ms)
- */
- CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_BR,
-
- /*
- * Compensation percentage of WLAN passive scan window if initiated
- * during BT voice
- *
- * Range: 0 - 1000 (%)
- */
- CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3,
-
- /*
- * Compensation percentage of WLAN passive scan window if initiated
- * during BT A2DP
- *
- * Range: 0 - 1000 (%)
- */
- CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP,
-
- /*
- * Fixed time ensured for BT traffic to gain the antenna during WLAN
- * passive scan.
- *
- * Range: 0 - 1000 ms
- */
- CONF_SG_PASSIVE_SCAN_A2DP_BT_TIME,
-
- /*
- * Fixed time ensured for WLAN traffic to gain the antenna during WLAN
- * passive scan.
- *
- * Range: 0 - 1000 ms
- */
- CONF_SG_PASSIVE_SCAN_A2DP_WLAN_TIME,
-
- /*
- * Number of consequent BT voice frames not interrupted by WLAN
- *
- * Range: 0 - 100
- */
- CONF_SG_HV3_MAX_SERVED,
-
- /*
- * Protection time of the DHCP procedure.
- *
- * Range: 0 - 100000 (ms)
- */
- CONF_SG_DHCP_TIME,
-
- /*
- * Compensation percentage of WLAN active scan window if initiated
- * during BT A2DP
- *
- * Range: 0 - 1000 (%)
- */
- CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP,
- CONF_SG_TEMP_PARAM_1,
- CONF_SG_TEMP_PARAM_2,
- CONF_SG_TEMP_PARAM_3,
- CONF_SG_TEMP_PARAM_4,
- CONF_SG_TEMP_PARAM_5,
- CONF_SG_PARAMS_MAX,
- CONF_SG_PARAMS_ALL = 0xff
-};
-
-struct conf_sg_settings {
- u32 params[CONF_SG_PARAMS_MAX];
- u8 state;
-};
-
-enum conf_rx_queue_type {
- CONF_RX_QUEUE_TYPE_LOW_PRIORITY, /* All except the high priority */
- CONF_RX_QUEUE_TYPE_HIGH_PRIORITY, /* Management and voice packets */
-};
-
-struct conf_rx_settings {
- /*
- * The maximum amount of time, in TU, before the
- * firmware discards the MSDU.
- *
- * Range: 0 - 0xFFFFFFFF
- */
- u32 rx_msdu_life_time;
-
- /*
- * Packet detection threshold in the PHY.
- *
- * FIXME: details unknown.
- */
- u32 packet_detection_threshold;
-
- /*
- * The longest time the STA will wait to receive traffic from the AP
- * after a PS-poll has been transmitted.
- *
- * Range: 0 - 200000
- */
- u16 ps_poll_timeout;
- /*
- * The longest time the STA will wait to receive traffic from the AP
- * after a frame has been sent from an UPSD enabled queue.
- *
- * Range: 0 - 200000
- */
- u16 upsd_timeout;
-
- /*
- * The number of octets in an MPDU, below which an RTS/CTS
- * handshake is not performed.
- *
- * Range: 0 - 4096
- */
- u16 rts_threshold;
-
- /*
- * The RX Clear Channel Assessment threshold in the PHY
- * (the energy threshold).
- *
- * Range: ENABLE_ENERGY_D == 0x140A
- * DISABLE_ENERGY_D == 0xFFEF
- */
- u16 rx_cca_threshold;
-
- /*
- * Occupied Rx mem-blocks number which requires interrupting the host
- * (0 = no buffering, 0xffff = disabled).
- *
- * Range: u16
- */
- u16 irq_blk_threshold;
-
- /*
- * Rx packets number which requires interrupting the host
- * (0 = no buffering).
- *
- * Range: u16
- */
- u16 irq_pkt_threshold;
-
- /*
- * Max time in msec the FW may delay RX-Complete interrupt.
- *
- * Range: 1 - 100
- */
- u16 irq_timeout;
-
- /*
- * The RX queue type.
- *
- * Range: RX_QUEUE_TYPE_RX_LOW_PRIORITY, RX_QUEUE_TYPE_RX_HIGH_PRIORITY,
- */
- u8 queue_type;
-};
-
-#define CONF_TX_MAX_RATE_CLASSES 8
-
-#define CONF_TX_RATE_MASK_UNSPECIFIED 0
-#define CONF_TX_RATE_MASK_BASIC (CONF_HW_BIT_RATE_1MBPS | \
- CONF_HW_BIT_RATE_2MBPS)
-#define CONF_TX_RATE_RETRY_LIMIT 10
-
-struct conf_tx_rate_class {
-
- /*
- * The rates enabled for this rate class.
- *
- * Range: CONF_HW_BIT_RATE_* bit mask
- */
- u32 enabled_rates;
-
- /*
- * The dot11 short retry limit used for TX retries.
- *
- * Range: u8
- */
- u8 short_retry_limit;
-
- /*
- * The dot11 long retry limit used for TX retries.
- *
- * Range: u8
- */
- u8 long_retry_limit;
-
- /*
- * Flags controlling the attributes of TX transmission.
- *
- * Range: bit 0: Truncate - when set, FW attempts to send a frame stop
- * when the total valid per-rate attempts have
- * been exhausted; otherwise transmissions
- * will continue at the lowest available rate
- * until the appropriate one of the
- * short_retry_limit, long_retry_limit,
- * dot11_max_transmit_msdu_life_time, or
- * max_tx_life_time, is exhausted.
- * 1: Preamble Override - indicates if the preamble type
- * should be used in TX.
- * 2: Preamble Type - the type of the preamble to be used by
- * the policy (0 - long preamble, 1 - short preamble.
- */
- u8 aflags;
-};
-
-#define CONF_TX_MAX_AC_COUNT 4
-
-/* Slot number setting to start transmission at PIFS interval */
-#define CONF_TX_AIFS_PIFS 1
-/* Slot number setting to start transmission at DIFS interval normal
- * DCF access */
-#define CONF_TX_AIFS_DIFS 2
-
-
-enum conf_tx_ac {
- CONF_TX_AC_BE = 0, /* best effort / legacy */
- CONF_TX_AC_BK = 1, /* background */
- CONF_TX_AC_VI = 2, /* video */
- CONF_TX_AC_VO = 3, /* voice */
- CONF_TX_AC_CTS2SELF = 4, /* fictious AC, follows AC_VO */
- CONF_TX_AC_ANY_TID = 0x1f
-};
-
-struct conf_tx_ac_category {
- /*
- * The AC class identifier.
- *
- * Range: enum conf_tx_ac
- */
- u8 ac;
-
- /*
- * The contention window minimum size (in slots) for the access
- * class.
- *
- * Range: u8
- */
- u8 cw_min;
-
- /*
- * The contention window maximum size (in slots) for the access
- * class.
- *
- * Range: u8
- */
- u16 cw_max;
-
- /*
- * The AIF value (in slots) for the access class.
- *
- * Range: u8
- */
- u8 aifsn;
-
- /*
- * The TX Op Limit (in microseconds) for the access class.
- *
- * Range: u16
- */
- u16 tx_op_limit;
-};
-
-#define CONF_TX_MAX_TID_COUNT 8
-
-enum {
- CONF_CHANNEL_TYPE_DCF = 0, /* DC/LEGACY*/
- CONF_CHANNEL_TYPE_EDCF = 1, /* EDCA*/
- CONF_CHANNEL_TYPE_HCCA = 2, /* HCCA*/
-};
-
-enum {
- CONF_PS_SCHEME_LEGACY = 0,
- CONF_PS_SCHEME_UPSD_TRIGGER = 1,
- CONF_PS_SCHEME_LEGACY_PSPOLL = 2,
- CONF_PS_SCHEME_SAPSD = 3,
-};
-
-enum {
- CONF_ACK_POLICY_LEGACY = 0,
- CONF_ACK_POLICY_NO_ACK = 1,
- CONF_ACK_POLICY_BLOCK = 2,
-};
-
-
-struct conf_tx_tid {
- u8 queue_id;
- u8 channel_type;
- u8 tsid;
- u8 ps_scheme;
- u8 ack_policy;
- u32 apsd_conf[2];
-};
-
-struct conf_tx_settings {
- /*
- * The TX ED value for TELEC Enable/Disable.
- *
- * Range: 0, 1
- */
- u8 tx_energy_detection;
-
- /*
- * Configuration for rate classes for TX (currently only one
- * rate class supported.)
- */
- struct conf_tx_rate_class rc_conf;
-
- /*
- * Configuration for access categories for TX rate control.
- */
- u8 ac_conf_count;
- struct conf_tx_ac_category ac_conf[CONF_TX_MAX_AC_COUNT];
-
- /*
- * Configuration for TID parameters.
- */
- u8 tid_conf_count;
- struct conf_tx_tid tid_conf[CONF_TX_MAX_TID_COUNT];
-
- /*
- * The TX fragmentation threshold.
- *
- * Range: u16
- */
- u16 frag_threshold;
-
- /*
- * Max time in msec the FW may delay frame TX-Complete interrupt.
- *
- * Range: u16
- */
- u16 tx_compl_timeout;
-
- /*
- * Completed TX packet count which requires to issue the TX-Complete
- * interrupt.
- *
- * Range: u16
- */
- u16 tx_compl_threshold;
-
- /*
- * The rate used for control messages and scanning on the 2.4GHz band
- *
- * Range: CONF_HW_BIT_RATE_* bit mask
- */
- u32 basic_rate;
-
- /*
- * The rate used for control messages and scanning on the 5GHz band
- *
- * Range: CONF_HW_BIT_RATE_* bit mask
- */
- u32 basic_rate_5;
-};
-
-enum {
- CONF_WAKE_UP_EVENT_BEACON = 0x01, /* Wake on every Beacon*/
- CONF_WAKE_UP_EVENT_DTIM = 0x02, /* Wake on every DTIM*/
- CONF_WAKE_UP_EVENT_N_DTIM = 0x04, /* Wake every Nth DTIM */
- CONF_WAKE_UP_EVENT_N_BEACONS = 0x08, /* Wake every Nth beacon */
- CONF_WAKE_UP_EVENT_BITS_MASK = 0x0F
-};
-
-#define CONF_MAX_BCN_FILT_IE_COUNT 32
-
-#define CONF_BCN_RULE_PASS_ON_CHANGE BIT(0)
-#define CONF_BCN_RULE_PASS_ON_APPEARANCE BIT(1)
-
-#define CONF_BCN_IE_OUI_LEN 3
-#define CONF_BCN_IE_VER_LEN 2
-
-struct conf_bcn_filt_rule {
- /*
- * IE number to which to associate a rule.
- *
- * Range: u8
- */
- u8 ie;
-
- /*
- * Rule to associate with the specific ie.
- *
- * Range: CONF_BCN_RULE_PASS_ON_*
- */
- u8 rule;
-
- /*
- * OUI for the vendor specifie IE (221)
- */
- u8 oui[CONF_BCN_IE_OUI_LEN];
-
- /*
- * Type for the vendor specifie IE (221)
- */
- u8 type;
-
- /*
- * Version for the vendor specifie IE (221)
- */
- u8 version[CONF_BCN_IE_VER_LEN];
-};
-
-#define CONF_MAX_RSSI_SNR_TRIGGERS 8
-
-enum {
- CONF_TRIG_METRIC_RSSI_BEACON = 0,
- CONF_TRIG_METRIC_RSSI_DATA,
- CONF_TRIG_METRIC_SNR_BEACON,
- CONF_TRIG_METRIC_SNR_DATA
-};
-
-enum {
- CONF_TRIG_EVENT_TYPE_LEVEL = 0,
- CONF_TRIG_EVENT_TYPE_EDGE
-};
-
-enum {
- CONF_TRIG_EVENT_DIR_LOW = 0,
- CONF_TRIG_EVENT_DIR_HIGH,
- CONF_TRIG_EVENT_DIR_BIDIR
-};
-
-struct conf_sig_weights {
-
- /*
- * RSSI from beacons average weight.
- *
- * Range: u8
- */
- u8 rssi_bcn_avg_weight;
-
- /*
- * RSSI from data average weight.
- *
- * Range: u8
- */
- u8 rssi_pkt_avg_weight;
-
- /*
- * SNR from beacons average weight.
- *
- * Range: u8
- */
- u8 snr_bcn_avg_weight;
-
- /*
- * SNR from data average weight.
- *
- * Range: u8
- */
- u8 snr_pkt_avg_weight;
-};
-
-enum conf_bcn_filt_mode {
- CONF_BCN_FILT_MODE_DISABLED = 0,
- CONF_BCN_FILT_MODE_ENABLED = 1
-};
-
-enum conf_bet_mode {
- CONF_BET_MODE_DISABLE = 0,
- CONF_BET_MODE_ENABLE = 1,
-};
-
-struct conf_conn_settings {
- /*
- * Firmware wakeup conditions configuration. The host may set only
- * one bit.
- *
- * Range: CONF_WAKE_UP_EVENT_*
- */
- u8 wake_up_event;
-
- /*
- * Listen interval for beacons or Dtims.
- *
- * Range: 0 for beacon and Dtim wakeup
- * 1-10 for x Dtims
- * 1-255 for x beacons
- */
- u8 listen_interval;
-
- /*
- * Enable or disable the beacon filtering.
- *
- * Range: CONF_BCN_FILT_MODE_*
- */
- enum conf_bcn_filt_mode bcn_filt_mode;
-
- /*
- * Configure Beacon filter pass-thru rules.
- */
- u8 bcn_filt_ie_count;
- struct conf_bcn_filt_rule bcn_filt_ie[CONF_MAX_BCN_FILT_IE_COUNT];
-
- /*
- * The number of consequtive beacons to lose, before the firmware
- * becomes out of synch.
- *
- * Range: u32
- */
- u32 synch_fail_thold;
-
- /*
- * After out-of-synch, the number of TU's to wait without a further
- * received beacon (or probe response) before issuing the BSS_EVENT_LOSE
- * event.
- *
- * Range: u32
- */
- u32 bss_lose_timeout;
-
- /*
- * Beacon receive timeout.
- *
- * Range: u32
- */
- u32 beacon_rx_timeout;
-
- /*
- * Broadcast receive timeout.
- *
- * Range: u32
- */
- u32 broadcast_timeout;
-
- /*
- * Enable/disable reception of broadcast packets in power save mode
- *
- * Range: 1 - enable, 0 - disable
- */
- u8 rx_broadcast_in_ps;
-
- /*
- * Consequtive PS Poll failures before sending event to driver
- *
- * Range: u8
- */
- u8 ps_poll_threshold;
-
- /*
- * PS Poll failure recovery ACTIVE period length
- *
- * Range: u32 (ms)
- */
- u32 ps_poll_recovery_period;
-
- /*
- * Configuration of signal average weights.
- */
- struct conf_sig_weights sig_weights;
-
- /*
- * Specifies if beacon early termination procedure is enabled or
- * disabled.
- *
- * Range: CONF_BET_MODE_*
- */
- u8 bet_enable;
-
- /*
- * Specifies the maximum number of consecutive beacons that may be
- * early terminated. After this number is reached at least one full
- * beacon must be correctly received in FW before beacon ET
- * resumes.
- *
- * Range 0 - 255
- */
- u8 bet_max_consecutive;
-
- /*
- * Specifies the maximum number of times to try PSM entry if it fails
- * (if sending the appropriate null-func message fails.)
- *
- * Range 0 - 255
- */
- u8 psm_entry_retries;
-
- /*
- * Specifies the maximum number of times to try transmit the PSM entry
- * null-func frame for each PSM entry attempt
- *
- * Range 0 - 255
- */
- u8 psm_entry_nullfunc_retries;
-
- /*
- * Specifies the time to linger in active mode after successfully
- * transmitting the PSM entry null-func frame.
- *
- * Range 0 - 255 TU's
- */
- u8 psm_entry_hangover_period;
-
- /*
- *
- * Specifies the interval of the connection keep-alive null-func
- * frame in ms.
- *
- * Range: 1000 - 3600000
- */
- u32 keep_alive_interval;
-
- /*
- * Maximum listen interval supported by the driver in units of beacons.
- *
- * Range: u16
- */
- u8 max_listen_interval;
-};
-
-enum {
- CONF_REF_CLK_19_2_E,
- CONF_REF_CLK_26_E,
- CONF_REF_CLK_38_4_E,
- CONF_REF_CLK_52_E
-};
-
-enum single_dual_band_enum {
- CONF_SINGLE_BAND,
- CONF_DUAL_BAND
-};
-
-#define CONF_RSSI_AND_PROCESS_COMPENSATION_SIZE 15
-#define CONF_NUMBER_OF_SUB_BANDS_5 7
-#define CONF_NUMBER_OF_RATE_GROUPS 6
-#define CONF_NUMBER_OF_CHANNELS_2_4 14
-#define CONF_NUMBER_OF_CHANNELS_5 35
-
-struct conf_radio_parms {
- /*
- * FEM parameter set to use
- *
- * Range: 0 or 1
- */
- u8 fem;
-};
-
-struct conf_itrim_settings {
- /* enable dco itrim */
- u8 enable;
-
- /* moderation timeout in microsecs from the last TX */
- u32 timeout;
-};
-
-struct conf_pm_config_settings {
- /*
- * Host clock settling time
- *
- * Range: 0 - 30000 us
- */
- u32 host_clk_settling_time;
-
- /*
- * Host fast wakeup support
- *
- * Range: true, false
- */
- bool host_fast_wakeup_support;
-};
-
-struct conf_roam_trigger_settings {
- /*
- * The minimum interval between two trigger events.
- *
- * Range: 0 - 60000 ms
- */
- u16 trigger_pacing;
-
- /*
- * The weight for rssi/beacon average calculation
- *
- * Range: 0 - 255
- */
- u8 avg_weight_rssi_beacon;
-
- /*
- * The weight for rssi/data frame average calculation
- *
- * Range: 0 - 255
- */
- u8 avg_weight_rssi_data;
-
- /*
- * The weight for snr/beacon average calculation
- *
- * Range: 0 - 255
- */
- u8 avg_weight_snr_beacon;
-
- /*
- * The weight for snr/data frame average calculation
- *
- * Range: 0 - 255
- */
- u8 avg_weight_snr_data;
-};
-
-struct conf_scan_settings {
- /*
- * The minimum time to wait on each channel for active scans
- *
- * Range: 0 - 65536 tu
- */
- u16 min_dwell_time_active;
-
- /*
- * The maximum time to wait on each channel for active scans
- *
- * Range: 0 - 65536 tu
- */
- u16 max_dwell_time_active;
-
- /*
- * The maximum time to wait on each channel for passive scans
- *
- * Range: 0 - 65536 tu
- */
- u16 min_dwell_time_passive;
-
- /*
- * The maximum time to wait on each channel for passive scans
- *
- * Range: 0 - 65536 tu
- */
- u16 max_dwell_time_passive;
-
- /*
- * Number of probe requests to transmit on each active scan channel
- *
- * Range: u8
- */
- u16 num_probe_reqs;
-
-};
-
-/* these are number of channels on the band divided by two, rounded up */
-#define CONF_TX_PWR_COMPENSATION_LEN_2 7
-#define CONF_TX_PWR_COMPENSATION_LEN_5 18
-
-struct conf_rf_settings {
- /*
- * Per channel power compensation for 2.4GHz
- *
- * Range: s8
- */
- u8 tx_per_channel_power_compensation_2[CONF_TX_PWR_COMPENSATION_LEN_2];
-
- /*
- * Per channel power compensation for 5GHz
- *
- * Range: s8
- */
- u8 tx_per_channel_power_compensation_5[CONF_TX_PWR_COMPENSATION_LEN_5];
-};
-
-struct conf_drv_settings {
- struct conf_sg_settings sg;
- struct conf_rx_settings rx;
- struct conf_tx_settings tx;
- struct conf_conn_settings conn;
- struct conf_itrim_settings itrim;
- struct conf_pm_config_settings pm_config;
- struct conf_roam_trigger_settings roam_trigger;
- struct conf_scan_settings scan;
- struct conf_rf_settings rf;
-};
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include "wl1271_debugfs.h"
-
-#include <linux/skbuff.h>
-#include <linux/slab.h>
-
-#include "wl1271.h"
-#include "wl1271_acx.h"
-#include "wl1271_ps.h"
-#include "wl1271_io.h"
-
-/* ms */
-#define WL1271_DEBUGFS_STATS_LIFETIME 1000
-
-/* debugfs macros idea from mac80211 */
-#define DEBUGFS_FORMAT_BUFFER_SIZE 100
-static int wl1271_format_buffer(char __user *userbuf, size_t count,
- loff_t *ppos, char *fmt, ...)
-{
- va_list args;
- char buf[DEBUGFS_FORMAT_BUFFER_SIZE];
- int res;
-
- va_start(args, fmt);
- res = vscnprintf(buf, sizeof(buf), fmt, args);
- va_end(args);
-
- return simple_read_from_buffer(userbuf, count, ppos, buf, res);
-}
-
-#define DEBUGFS_READONLY_FILE(name, fmt, value...) \
-static ssize_t name## _read(struct file *file, char __user *userbuf, \
- size_t count, loff_t *ppos) \
-{ \
- struct wl1271 *wl = file->private_data; \
- return wl1271_format_buffer(userbuf, count, ppos, \
- fmt "\n", ##value); \
-} \
- \
-static const struct file_operations name## _ops = { \
- .read = name## _read, \
- .open = wl1271_open_file_generic, \
- .llseek = generic_file_llseek, \
-};
-
-#define DEBUGFS_ADD(name, parent) \
- wl->debugfs.name = debugfs_create_file(#name, 0400, parent, \
- wl, &name## _ops); \
- if (IS_ERR(wl->debugfs.name)) { \
- ret = PTR_ERR(wl->debugfs.name); \
- wl->debugfs.name = NULL; \
- goto out; \
- }
-
-#define DEBUGFS_DEL(name) \
- do { \
- debugfs_remove(wl->debugfs.name); \
- wl->debugfs.name = NULL; \
- } while (0)
-
-#define DEBUGFS_FWSTATS_FILE(sub, name, fmt) \
-static ssize_t sub## _ ##name## _read(struct file *file, \
- char __user *userbuf, \
- size_t count, loff_t *ppos) \
-{ \
- struct wl1271 *wl = file->private_data; \
- \
- wl1271_debugfs_update_stats(wl); \
- \
- return wl1271_format_buffer(userbuf, count, ppos, fmt "\n", \
- wl->stats.fw_stats->sub.name); \
-} \
- \
-static const struct file_operations sub## _ ##name## _ops = { \
- .read = sub## _ ##name## _read, \
- .open = wl1271_open_file_generic, \
- .llseek = generic_file_llseek, \
-};
-
-#define DEBUGFS_FWSTATS_ADD(sub, name) \
- DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics)
-
-#define DEBUGFS_FWSTATS_DEL(sub, name) \
- DEBUGFS_DEL(sub## _ ##name)
-
-static void wl1271_debugfs_update_stats(struct wl1271 *wl)
-{
- int ret;
-
- mutex_lock(&wl->mutex);
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- if (wl->state == WL1271_STATE_ON &&
- time_after(jiffies, wl->stats.fw_stats_update +
- msecs_to_jiffies(WL1271_DEBUGFS_STATS_LIFETIME))) {
- wl1271_acx_statistics(wl, wl->stats.fw_stats);
- wl->stats.fw_stats_update = jiffies;
- }
-
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-}
-
-static int wl1271_open_file_generic(struct inode *inode, struct file *file)
-{
- file->private_data = inode->i_private;
- return 0;
-}
-
-DEBUGFS_FWSTATS_FILE(tx, internal_desc_overflow, "%u");
-
-DEBUGFS_FWSTATS_FILE(rx, out_of_mem, "%u");
-DEBUGFS_FWSTATS_FILE(rx, hdr_overflow, "%u");
-DEBUGFS_FWSTATS_FILE(rx, hw_stuck, "%u");
-DEBUGFS_FWSTATS_FILE(rx, dropped, "%u");
-DEBUGFS_FWSTATS_FILE(rx, fcs_err, "%u");
-DEBUGFS_FWSTATS_FILE(rx, xfr_hint_trig, "%u");
-DEBUGFS_FWSTATS_FILE(rx, path_reset, "%u");
-DEBUGFS_FWSTATS_FILE(rx, reset_counter, "%u");
-
-DEBUGFS_FWSTATS_FILE(dma, rx_requested, "%u");
-DEBUGFS_FWSTATS_FILE(dma, rx_errors, "%u");
-DEBUGFS_FWSTATS_FILE(dma, tx_requested, "%u");
-DEBUGFS_FWSTATS_FILE(dma, tx_errors, "%u");
-
-DEBUGFS_FWSTATS_FILE(isr, cmd_cmplt, "%u");
-DEBUGFS_FWSTATS_FILE(isr, fiqs, "%u");
-DEBUGFS_FWSTATS_FILE(isr, rx_headers, "%u");
-DEBUGFS_FWSTATS_FILE(isr, rx_mem_overflow, "%u");
-DEBUGFS_FWSTATS_FILE(isr, rx_rdys, "%u");
-DEBUGFS_FWSTATS_FILE(isr, irqs, "%u");
-DEBUGFS_FWSTATS_FILE(isr, tx_procs, "%u");
-DEBUGFS_FWSTATS_FILE(isr, decrypt_done, "%u");
-DEBUGFS_FWSTATS_FILE(isr, dma0_done, "%u");
-DEBUGFS_FWSTATS_FILE(isr, dma1_done, "%u");
-DEBUGFS_FWSTATS_FILE(isr, tx_exch_complete, "%u");
-DEBUGFS_FWSTATS_FILE(isr, commands, "%u");
-DEBUGFS_FWSTATS_FILE(isr, rx_procs, "%u");
-DEBUGFS_FWSTATS_FILE(isr, hw_pm_mode_changes, "%u");
-DEBUGFS_FWSTATS_FILE(isr, host_acknowledges, "%u");
-DEBUGFS_FWSTATS_FILE(isr, pci_pm, "%u");
-DEBUGFS_FWSTATS_FILE(isr, wakeups, "%u");
-DEBUGFS_FWSTATS_FILE(isr, low_rssi, "%u");
-
-DEBUGFS_FWSTATS_FILE(wep, addr_key_count, "%u");
-DEBUGFS_FWSTATS_FILE(wep, default_key_count, "%u");
-/* skipping wep.reserved */
-DEBUGFS_FWSTATS_FILE(wep, key_not_found, "%u");
-DEBUGFS_FWSTATS_FILE(wep, decrypt_fail, "%u");
-DEBUGFS_FWSTATS_FILE(wep, packets, "%u");
-DEBUGFS_FWSTATS_FILE(wep, interrupt, "%u");
-
-DEBUGFS_FWSTATS_FILE(pwr, ps_enter, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, elp_enter, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, missing_bcns, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, wake_on_host, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, wake_on_timer_exp, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, tx_with_ps, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, tx_without_ps, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, rcvd_beacons, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, power_save_off, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, enable_ps, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, disable_ps, "%u");
-DEBUGFS_FWSTATS_FILE(pwr, fix_tsf_ps, "%u");
-/* skipping cont_miss_bcns_spread for now */
-DEBUGFS_FWSTATS_FILE(pwr, rcvd_awake_beacons, "%u");
-
-DEBUGFS_FWSTATS_FILE(mic, rx_pkts, "%u");
-DEBUGFS_FWSTATS_FILE(mic, calc_failure, "%u");
-
-DEBUGFS_FWSTATS_FILE(aes, encrypt_fail, "%u");
-DEBUGFS_FWSTATS_FILE(aes, decrypt_fail, "%u");
-DEBUGFS_FWSTATS_FILE(aes, encrypt_packets, "%u");
-DEBUGFS_FWSTATS_FILE(aes, decrypt_packets, "%u");
-DEBUGFS_FWSTATS_FILE(aes, encrypt_interrupt, "%u");
-DEBUGFS_FWSTATS_FILE(aes, decrypt_interrupt, "%u");
-
-DEBUGFS_FWSTATS_FILE(event, heart_beat, "%u");
-DEBUGFS_FWSTATS_FILE(event, calibration, "%u");
-DEBUGFS_FWSTATS_FILE(event, rx_mismatch, "%u");
-DEBUGFS_FWSTATS_FILE(event, rx_mem_empty, "%u");
-DEBUGFS_FWSTATS_FILE(event, rx_pool, "%u");
-DEBUGFS_FWSTATS_FILE(event, oom_late, "%u");
-DEBUGFS_FWSTATS_FILE(event, phy_transmit_error, "%u");
-DEBUGFS_FWSTATS_FILE(event, tx_stuck, "%u");
-
-DEBUGFS_FWSTATS_FILE(ps, pspoll_timeouts, "%u");
-DEBUGFS_FWSTATS_FILE(ps, upsd_timeouts, "%u");
-DEBUGFS_FWSTATS_FILE(ps, upsd_max_sptime, "%u");
-DEBUGFS_FWSTATS_FILE(ps, upsd_max_apturn, "%u");
-DEBUGFS_FWSTATS_FILE(ps, pspoll_max_apturn, "%u");
-DEBUGFS_FWSTATS_FILE(ps, pspoll_utilization, "%u");
-DEBUGFS_FWSTATS_FILE(ps, upsd_utilization, "%u");
-
-DEBUGFS_FWSTATS_FILE(rxpipe, rx_prep_beacon_drop, "%u");
-DEBUGFS_FWSTATS_FILE(rxpipe, descr_host_int_trig_rx_data, "%u");
-DEBUGFS_FWSTATS_FILE(rxpipe, beacon_buffer_thres_host_int_trig_rx_data, "%u");
-DEBUGFS_FWSTATS_FILE(rxpipe, missed_beacon_host_int_trig_rx_data, "%u");
-DEBUGFS_FWSTATS_FILE(rxpipe, tx_xfr_host_int_trig_rx_data, "%u");
-
-DEBUGFS_READONLY_FILE(retry_count, "%u", wl->stats.retry_count);
-DEBUGFS_READONLY_FILE(excessive_retries, "%u",
- wl->stats.excessive_retries);
-
-static ssize_t tx_queue_len_read(struct file *file, char __user *userbuf,
- size_t count, loff_t *ppos)
-{
- struct wl1271 *wl = file->private_data;
- u32 queue_len;
- char buf[20];
- int res;
-
- queue_len = skb_queue_len(&wl->tx_queue);
-
- res = scnprintf(buf, sizeof(buf), "%u\n", queue_len);
- return simple_read_from_buffer(userbuf, count, ppos, buf, res);
-}
-
-static const struct file_operations tx_queue_len_ops = {
- .read = tx_queue_len_read,
- .open = wl1271_open_file_generic,
- .llseek = default_llseek,
-};
-
-static ssize_t gpio_power_read(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct wl1271 *wl = file->private_data;
- bool state = test_bit(WL1271_FLAG_GPIO_POWER, &wl->flags);
-
- int res;
- char buf[10];
-
- res = scnprintf(buf, sizeof(buf), "%d\n", state);
-
- return simple_read_from_buffer(user_buf, count, ppos, buf, res);
-}
-
-static ssize_t gpio_power_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct wl1271 *wl = file->private_data;
- char buf[10];
- size_t len;
- unsigned long value;
- int ret;
-
- mutex_lock(&wl->mutex);
-
- len = min(count, sizeof(buf) - 1);
- if (copy_from_user(buf, user_buf, len)) {
- ret = -EFAULT;
- goto out;
- }
- buf[len] = '\0';
-
- ret = strict_strtoul(buf, 0, &value);
- if (ret < 0) {
- wl1271_warning("illegal value in gpio_power");
- goto out;
- }
-
- if (value)
- wl1271_power_on(wl);
- else
- wl1271_power_off(wl);
-
-out:
- mutex_unlock(&wl->mutex);
- return count;
-}
-
-static const struct file_operations gpio_power_ops = {
- .read = gpio_power_read,
- .write = gpio_power_write,
- .open = wl1271_open_file_generic,
- .llseek = default_llseek,
-};
-
-static void wl1271_debugfs_delete_files(struct wl1271 *wl)
-{
- DEBUGFS_FWSTATS_DEL(tx, internal_desc_overflow);
-
- DEBUGFS_FWSTATS_DEL(rx, out_of_mem);
- DEBUGFS_FWSTATS_DEL(rx, hdr_overflow);
- DEBUGFS_FWSTATS_DEL(rx, hw_stuck);
- DEBUGFS_FWSTATS_DEL(rx, dropped);
- DEBUGFS_FWSTATS_DEL(rx, fcs_err);
- DEBUGFS_FWSTATS_DEL(rx, xfr_hint_trig);
- DEBUGFS_FWSTATS_DEL(rx, path_reset);
- DEBUGFS_FWSTATS_DEL(rx, reset_counter);
-
- DEBUGFS_FWSTATS_DEL(dma, rx_requested);
- DEBUGFS_FWSTATS_DEL(dma, rx_errors);
- DEBUGFS_FWSTATS_DEL(dma, tx_requested);
- DEBUGFS_FWSTATS_DEL(dma, tx_errors);
-
- DEBUGFS_FWSTATS_DEL(isr, cmd_cmplt);
- DEBUGFS_FWSTATS_DEL(isr, fiqs);
- DEBUGFS_FWSTATS_DEL(isr, rx_headers);
- DEBUGFS_FWSTATS_DEL(isr, rx_mem_overflow);
- DEBUGFS_FWSTATS_DEL(isr, rx_rdys);
- DEBUGFS_FWSTATS_DEL(isr, irqs);
- DEBUGFS_FWSTATS_DEL(isr, tx_procs);
- DEBUGFS_FWSTATS_DEL(isr, decrypt_done);
- DEBUGFS_FWSTATS_DEL(isr, dma0_done);
- DEBUGFS_FWSTATS_DEL(isr, dma1_done);
- DEBUGFS_FWSTATS_DEL(isr, tx_exch_complete);
- DEBUGFS_FWSTATS_DEL(isr, commands);
- DEBUGFS_FWSTATS_DEL(isr, rx_procs);
- DEBUGFS_FWSTATS_DEL(isr, hw_pm_mode_changes);
- DEBUGFS_FWSTATS_DEL(isr, host_acknowledges);
- DEBUGFS_FWSTATS_DEL(isr, pci_pm);
- DEBUGFS_FWSTATS_DEL(isr, wakeups);
- DEBUGFS_FWSTATS_DEL(isr, low_rssi);
-
- DEBUGFS_FWSTATS_DEL(wep, addr_key_count);
- DEBUGFS_FWSTATS_DEL(wep, default_key_count);
- /* skipping wep.reserved */
- DEBUGFS_FWSTATS_DEL(wep, key_not_found);
- DEBUGFS_FWSTATS_DEL(wep, decrypt_fail);
- DEBUGFS_FWSTATS_DEL(wep, packets);
- DEBUGFS_FWSTATS_DEL(wep, interrupt);
-
- DEBUGFS_FWSTATS_DEL(pwr, ps_enter);
- DEBUGFS_FWSTATS_DEL(pwr, elp_enter);
- DEBUGFS_FWSTATS_DEL(pwr, missing_bcns);
- DEBUGFS_FWSTATS_DEL(pwr, wake_on_host);
- DEBUGFS_FWSTATS_DEL(pwr, wake_on_timer_exp);
- DEBUGFS_FWSTATS_DEL(pwr, tx_with_ps);
- DEBUGFS_FWSTATS_DEL(pwr, tx_without_ps);
- DEBUGFS_FWSTATS_DEL(pwr, rcvd_beacons);
- DEBUGFS_FWSTATS_DEL(pwr, power_save_off);
- DEBUGFS_FWSTATS_DEL(pwr, enable_ps);
- DEBUGFS_FWSTATS_DEL(pwr, disable_ps);
- DEBUGFS_FWSTATS_DEL(pwr, fix_tsf_ps);
- /* skipping cont_miss_bcns_spread for now */
- DEBUGFS_FWSTATS_DEL(pwr, rcvd_awake_beacons);
-
- DEBUGFS_FWSTATS_DEL(mic, rx_pkts);
- DEBUGFS_FWSTATS_DEL(mic, calc_failure);
-
- DEBUGFS_FWSTATS_DEL(aes, encrypt_fail);
- DEBUGFS_FWSTATS_DEL(aes, decrypt_fail);
- DEBUGFS_FWSTATS_DEL(aes, encrypt_packets);
- DEBUGFS_FWSTATS_DEL(aes, decrypt_packets);
- DEBUGFS_FWSTATS_DEL(aes, encrypt_interrupt);
- DEBUGFS_FWSTATS_DEL(aes, decrypt_interrupt);
-
- DEBUGFS_FWSTATS_DEL(event, heart_beat);
- DEBUGFS_FWSTATS_DEL(event, calibration);
- DEBUGFS_FWSTATS_DEL(event, rx_mismatch);
- DEBUGFS_FWSTATS_DEL(event, rx_mem_empty);
- DEBUGFS_FWSTATS_DEL(event, rx_pool);
- DEBUGFS_FWSTATS_DEL(event, oom_late);
- DEBUGFS_FWSTATS_DEL(event, phy_transmit_error);
- DEBUGFS_FWSTATS_DEL(event, tx_stuck);
-
- DEBUGFS_FWSTATS_DEL(ps, pspoll_timeouts);
- DEBUGFS_FWSTATS_DEL(ps, upsd_timeouts);
- DEBUGFS_FWSTATS_DEL(ps, upsd_max_sptime);
- DEBUGFS_FWSTATS_DEL(ps, upsd_max_apturn);
- DEBUGFS_FWSTATS_DEL(ps, pspoll_max_apturn);
- DEBUGFS_FWSTATS_DEL(ps, pspoll_utilization);
- DEBUGFS_FWSTATS_DEL(ps, upsd_utilization);
-
- DEBUGFS_FWSTATS_DEL(rxpipe, rx_prep_beacon_drop);
- DEBUGFS_FWSTATS_DEL(rxpipe, descr_host_int_trig_rx_data);
- DEBUGFS_FWSTATS_DEL(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
- DEBUGFS_FWSTATS_DEL(rxpipe, missed_beacon_host_int_trig_rx_data);
- DEBUGFS_FWSTATS_DEL(rxpipe, tx_xfr_host_int_trig_rx_data);
-
- DEBUGFS_DEL(tx_queue_len);
- DEBUGFS_DEL(retry_count);
- DEBUGFS_DEL(excessive_retries);
-
- DEBUGFS_DEL(gpio_power);
-}
-
-static int wl1271_debugfs_add_files(struct wl1271 *wl)
-{
- int ret = 0;
-
- DEBUGFS_FWSTATS_ADD(tx, internal_desc_overflow);
-
- DEBUGFS_FWSTATS_ADD(rx, out_of_mem);
- DEBUGFS_FWSTATS_ADD(rx, hdr_overflow);
- DEBUGFS_FWSTATS_ADD(rx, hw_stuck);
- DEBUGFS_FWSTATS_ADD(rx, dropped);
- DEBUGFS_FWSTATS_ADD(rx, fcs_err);
- DEBUGFS_FWSTATS_ADD(rx, xfr_hint_trig);
- DEBUGFS_FWSTATS_ADD(rx, path_reset);
- DEBUGFS_FWSTATS_ADD(rx, reset_counter);
-
- DEBUGFS_FWSTATS_ADD(dma, rx_requested);
- DEBUGFS_FWSTATS_ADD(dma, rx_errors);
- DEBUGFS_FWSTATS_ADD(dma, tx_requested);
- DEBUGFS_FWSTATS_ADD(dma, tx_errors);
-
- DEBUGFS_FWSTATS_ADD(isr, cmd_cmplt);
- DEBUGFS_FWSTATS_ADD(isr, fiqs);
- DEBUGFS_FWSTATS_ADD(isr, rx_headers);
- DEBUGFS_FWSTATS_ADD(isr, rx_mem_overflow);
- DEBUGFS_FWSTATS_ADD(isr, rx_rdys);
- DEBUGFS_FWSTATS_ADD(isr, irqs);
- DEBUGFS_FWSTATS_ADD(isr, tx_procs);
- DEBUGFS_FWSTATS_ADD(isr, decrypt_done);
- DEBUGFS_FWSTATS_ADD(isr, dma0_done);
- DEBUGFS_FWSTATS_ADD(isr, dma1_done);
- DEBUGFS_FWSTATS_ADD(isr, tx_exch_complete);
- DEBUGFS_FWSTATS_ADD(isr, commands);
- DEBUGFS_FWSTATS_ADD(isr, rx_procs);
- DEBUGFS_FWSTATS_ADD(isr, hw_pm_mode_changes);
- DEBUGFS_FWSTATS_ADD(isr, host_acknowledges);
- DEBUGFS_FWSTATS_ADD(isr, pci_pm);
- DEBUGFS_FWSTATS_ADD(isr, wakeups);
- DEBUGFS_FWSTATS_ADD(isr, low_rssi);
-
- DEBUGFS_FWSTATS_ADD(wep, addr_key_count);
- DEBUGFS_FWSTATS_ADD(wep, default_key_count);
- /* skipping wep.reserved */
- DEBUGFS_FWSTATS_ADD(wep, key_not_found);
- DEBUGFS_FWSTATS_ADD(wep, decrypt_fail);
- DEBUGFS_FWSTATS_ADD(wep, packets);
- DEBUGFS_FWSTATS_ADD(wep, interrupt);
-
- DEBUGFS_FWSTATS_ADD(pwr, ps_enter);
- DEBUGFS_FWSTATS_ADD(pwr, elp_enter);
- DEBUGFS_FWSTATS_ADD(pwr, missing_bcns);
- DEBUGFS_FWSTATS_ADD(pwr, wake_on_host);
- DEBUGFS_FWSTATS_ADD(pwr, wake_on_timer_exp);
- DEBUGFS_FWSTATS_ADD(pwr, tx_with_ps);
- DEBUGFS_FWSTATS_ADD(pwr, tx_without_ps);
- DEBUGFS_FWSTATS_ADD(pwr, rcvd_beacons);
- DEBUGFS_FWSTATS_ADD(pwr, power_save_off);
- DEBUGFS_FWSTATS_ADD(pwr, enable_ps);
- DEBUGFS_FWSTATS_ADD(pwr, disable_ps);
- DEBUGFS_FWSTATS_ADD(pwr, fix_tsf_ps);
- /* skipping cont_miss_bcns_spread for now */
- DEBUGFS_FWSTATS_ADD(pwr, rcvd_awake_beacons);
-
- DEBUGFS_FWSTATS_ADD(mic, rx_pkts);
- DEBUGFS_FWSTATS_ADD(mic, calc_failure);
-
- DEBUGFS_FWSTATS_ADD(aes, encrypt_fail);
- DEBUGFS_FWSTATS_ADD(aes, decrypt_fail);
- DEBUGFS_FWSTATS_ADD(aes, encrypt_packets);
- DEBUGFS_FWSTATS_ADD(aes, decrypt_packets);
- DEBUGFS_FWSTATS_ADD(aes, encrypt_interrupt);
- DEBUGFS_FWSTATS_ADD(aes, decrypt_interrupt);
-
- DEBUGFS_FWSTATS_ADD(event, heart_beat);
- DEBUGFS_FWSTATS_ADD(event, calibration);
- DEBUGFS_FWSTATS_ADD(event, rx_mismatch);
- DEBUGFS_FWSTATS_ADD(event, rx_mem_empty);
- DEBUGFS_FWSTATS_ADD(event, rx_pool);
- DEBUGFS_FWSTATS_ADD(event, oom_late);
- DEBUGFS_FWSTATS_ADD(event, phy_transmit_error);
- DEBUGFS_FWSTATS_ADD(event, tx_stuck);
-
- DEBUGFS_FWSTATS_ADD(ps, pspoll_timeouts);
- DEBUGFS_FWSTATS_ADD(ps, upsd_timeouts);
- DEBUGFS_FWSTATS_ADD(ps, upsd_max_sptime);
- DEBUGFS_FWSTATS_ADD(ps, upsd_max_apturn);
- DEBUGFS_FWSTATS_ADD(ps, pspoll_max_apturn);
- DEBUGFS_FWSTATS_ADD(ps, pspoll_utilization);
- DEBUGFS_FWSTATS_ADD(ps, upsd_utilization);
-
- DEBUGFS_FWSTATS_ADD(rxpipe, rx_prep_beacon_drop);
- DEBUGFS_FWSTATS_ADD(rxpipe, descr_host_int_trig_rx_data);
- DEBUGFS_FWSTATS_ADD(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
- DEBUGFS_FWSTATS_ADD(rxpipe, missed_beacon_host_int_trig_rx_data);
- DEBUGFS_FWSTATS_ADD(rxpipe, tx_xfr_host_int_trig_rx_data);
-
- DEBUGFS_ADD(tx_queue_len, wl->debugfs.rootdir);
- DEBUGFS_ADD(retry_count, wl->debugfs.rootdir);
- DEBUGFS_ADD(excessive_retries, wl->debugfs.rootdir);
-
- DEBUGFS_ADD(gpio_power, wl->debugfs.rootdir);
-
-out:
- if (ret < 0)
- wl1271_debugfs_delete_files(wl);
-
- return ret;
-}
-
-void wl1271_debugfs_reset(struct wl1271 *wl)
-{
- memset(wl->stats.fw_stats, 0, sizeof(*wl->stats.fw_stats));
- wl->stats.retry_count = 0;
- wl->stats.excessive_retries = 0;
-}
-
-int wl1271_debugfs_init(struct wl1271 *wl)
-{
- int ret;
-
- wl->debugfs.rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL);
-
- if (IS_ERR(wl->debugfs.rootdir)) {
- ret = PTR_ERR(wl->debugfs.rootdir);
- wl->debugfs.rootdir = NULL;
- goto err;
- }
-
- wl->debugfs.fw_statistics = debugfs_create_dir("fw-statistics",
- wl->debugfs.rootdir);
-
- if (IS_ERR(wl->debugfs.fw_statistics)) {
- ret = PTR_ERR(wl->debugfs.fw_statistics);
- wl->debugfs.fw_statistics = NULL;
- goto err_root;
- }
-
- wl->stats.fw_stats = kzalloc(sizeof(*wl->stats.fw_stats),
- GFP_KERNEL);
-
- if (!wl->stats.fw_stats) {
- ret = -ENOMEM;
- goto err_fw;
- }
-
- wl->stats.fw_stats_update = jiffies;
-
- ret = wl1271_debugfs_add_files(wl);
-
- if (ret < 0)
- goto err_file;
-
- return 0;
-
-err_file:
- kfree(wl->stats.fw_stats);
- wl->stats.fw_stats = NULL;
-
-err_fw:
- debugfs_remove(wl->debugfs.fw_statistics);
- wl->debugfs.fw_statistics = NULL;
-
-err_root:
- debugfs_remove(wl->debugfs.rootdir);
- wl->debugfs.rootdir = NULL;
-
-err:
- return ret;
-}
-
-void wl1271_debugfs_exit(struct wl1271 *wl)
-{
- wl1271_debugfs_delete_files(wl);
-
- kfree(wl->stats.fw_stats);
- wl->stats.fw_stats = NULL;
-
- debugfs_remove(wl->debugfs.fw_statistics);
- wl->debugfs.fw_statistics = NULL;
-
- debugfs_remove(wl->debugfs.rootdir);
- wl->debugfs.rootdir = NULL;
-
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef WL1271_DEBUGFS_H
-#define WL1271_DEBUGFS_H
-
-#include "wl1271.h"
-
-int wl1271_debugfs_init(struct wl1271 *wl);
-void wl1271_debugfs_exit(struct wl1271 *wl);
-void wl1271_debugfs_reset(struct wl1271 *wl);
-
-#endif /* WL1271_DEBUGFS_H */
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include "wl1271.h"
-#include "wl1271_reg.h"
-#include "wl1271_io.h"
-#include "wl1271_event.h"
-#include "wl1271_ps.h"
-#include "wl1271_scan.h"
-#include "wl12xx_80211.h"
-
-void wl1271_pspoll_work(struct work_struct *work)
-{
- struct delayed_work *dwork;
- struct wl1271 *wl;
-
- dwork = container_of(work, struct delayed_work, work);
- wl = container_of(dwork, struct wl1271, pspoll_work);
-
- wl1271_debug(DEBUG_EVENT, "pspoll work");
-
- mutex_lock(&wl->mutex);
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
-
- if (!test_and_clear_bit(WL1271_FLAG_PSPOLL_FAILURE, &wl->flags))
- goto out;
-
- if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
- goto out;
-
- /*
- * if we end up here, then we were in powersave when the pspoll
- * delivery failure occurred, and no-one changed state since, so
- * we should go back to powersave.
- */
- wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, wl->basic_rate, true);
-
-out:
- mutex_unlock(&wl->mutex);
-};
-
-static void wl1271_event_pspoll_delivery_fail(struct wl1271 *wl)
-{
- int delay = wl->conf.conn.ps_poll_recovery_period;
- int ret;
-
- wl->ps_poll_failures++;
- if (wl->ps_poll_failures == 1)
- wl1271_info("AP with dysfunctional ps-poll, "
- "trying to work around it.");
-
- /* force active mode receive data from the AP */
- if (test_bit(WL1271_FLAG_PSM, &wl->flags)) {
- ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE,
- wl->basic_rate, true);
- if (ret < 0)
- return;
- set_bit(WL1271_FLAG_PSPOLL_FAILURE, &wl->flags);
- ieee80211_queue_delayed_work(wl->hw, &wl->pspoll_work,
- msecs_to_jiffies(delay));
- }
-
- /*
- * If already in active mode, lets we should be getting data from
- * the AP right away. If we enter PSM too fast after this, and data
- * remains on the AP, we will get another event like this, and we'll
- * go into active once more.
- */
-}
-
-static int wl1271_event_ps_report(struct wl1271 *wl,
- struct event_mailbox *mbox,
- bool *beacon_loss)
-{
- int ret = 0;
- u32 total_retries = wl->conf.conn.psm_entry_retries;
-
- wl1271_debug(DEBUG_EVENT, "ps_status: 0x%x", mbox->ps_status);
-
- switch (mbox->ps_status) {
- case EVENT_ENTER_POWER_SAVE_FAIL:
- wl1271_debug(DEBUG_PSM, "PSM entry failed");
-
- if (!test_bit(WL1271_FLAG_PSM, &wl->flags)) {
- /* remain in active mode */
- wl->psm_entry_retry = 0;
- break;
- }
-
- if (wl->psm_entry_retry < total_retries) {
- wl->psm_entry_retry++;
- ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE,
- wl->basic_rate, true);
- } else {
- wl1271_info("No ack to nullfunc from AP.");
- wl->psm_entry_retry = 0;
- *beacon_loss = true;
- }
- break;
- case EVENT_ENTER_POWER_SAVE_SUCCESS:
- wl->psm_entry_retry = 0;
-
- /* enable beacon filtering */
- ret = wl1271_acx_beacon_filter_opt(wl, true);
- if (ret < 0)
- break;
-
- /* enable beacon early termination */
- ret = wl1271_acx_bet_enable(wl, true);
- if (ret < 0)
- break;
-
- /* go to extremely low power mode */
- wl1271_ps_elp_sleep(wl);
- break;
- case EVENT_EXIT_POWER_SAVE_FAIL:
- wl1271_debug(DEBUG_PSM, "PSM exit failed");
-
- if (test_bit(WL1271_FLAG_PSM, &wl->flags)) {
- wl->psm_entry_retry = 0;
- break;
- }
-
- /* make sure the firmware goes to active mode - the frame to
- be sent next will indicate to the AP, that we are active. */
- ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE,
- wl->basic_rate, false);
- break;
- case EVENT_EXIT_POWER_SAVE_SUCCESS:
- default:
- break;
- }
-
- return ret;
-}
-
-static void wl1271_event_rssi_trigger(struct wl1271 *wl,
- struct event_mailbox *mbox)
-{
- enum nl80211_cqm_rssi_threshold_event event;
- s8 metric = mbox->rssi_snr_trigger_metric[0];
-
- wl1271_debug(DEBUG_EVENT, "RSSI trigger metric: %d", metric);
-
- if (metric <= wl->rssi_thold)
- event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW;
- else
- event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;
-
- if (event != wl->last_rssi_event)
- ieee80211_cqm_rssi_notify(wl->vif, event, GFP_KERNEL);
- wl->last_rssi_event = event;
-}
-
-static void wl1271_event_mbox_dump(struct event_mailbox *mbox)
-{
- wl1271_debug(DEBUG_EVENT, "MBOX DUMP:");
- wl1271_debug(DEBUG_EVENT, "\tvector: 0x%x", mbox->events_vector);
- wl1271_debug(DEBUG_EVENT, "\tmask: 0x%x", mbox->events_mask);
-}
-
-static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox)
-{
- int ret;
- u32 vector;
- bool beacon_loss = false;
-
- wl1271_event_mbox_dump(mbox);
-
- vector = le32_to_cpu(mbox->events_vector);
- vector &= ~(le32_to_cpu(mbox->events_mask));
- wl1271_debug(DEBUG_EVENT, "vector: 0x%x", vector);
-
- if (vector & SCAN_COMPLETE_EVENT_ID) {
- wl1271_debug(DEBUG_EVENT, "status: 0x%x",
- mbox->scheduled_scan_status);
-
- wl1271_scan_stm(wl);
- }
-
- /* disable dynamic PS when requested by the firmware */
- if (vector & SOFT_GEMINI_SENSE_EVENT_ID &&
- wl->bss_type == BSS_TYPE_STA_BSS) {
- if (mbox->soft_gemini_sense_info)
- ieee80211_disable_dyn_ps(wl->vif);
- else
- ieee80211_enable_dyn_ps(wl->vif);
- }
-
- /*
- * The BSS_LOSE_EVENT_ID is only needed while psm (and hence beacon
- * filtering) is enabled. Without PSM, the stack will receive all
- * beacons and can detect beacon loss by itself.
- *
- * As there's possibility that the driver disables PSM before receiving
- * BSS_LOSE_EVENT, beacon loss has to be reported to the stack.
- *
- */
- if (vector & BSS_LOSE_EVENT_ID) {
- wl1271_info("Beacon loss detected.");
-
- /* indicate to the stack, that beacons have been lost */
- beacon_loss = true;
- }
-
- if (vector & PS_REPORT_EVENT_ID) {
- wl1271_debug(DEBUG_EVENT, "PS_REPORT_EVENT");
- ret = wl1271_event_ps_report(wl, mbox, &beacon_loss);
- if (ret < 0)
- return ret;
- }
-
- if (vector & PSPOLL_DELIVERY_FAILURE_EVENT_ID)
- wl1271_event_pspoll_delivery_fail(wl);
-
- if (vector & RSSI_SNR_TRIGGER_0_EVENT_ID) {
- wl1271_debug(DEBUG_EVENT, "RSSI_SNR_TRIGGER_0_EVENT");
- if (wl->vif)
- wl1271_event_rssi_trigger(wl, mbox);
- }
-
- if (wl->vif && beacon_loss)
- ieee80211_connection_loss(wl->vif);
-
- return 0;
-}
-
-int wl1271_event_unmask(struct wl1271 *wl)
-{
- int ret;
-
- ret = wl1271_acx_event_mbox_mask(wl, ~(wl->event_mask));
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-void wl1271_event_mbox_config(struct wl1271 *wl)
-{
- wl->mbox_ptr[0] = wl1271_read32(wl, REG_EVENT_MAILBOX_PTR);
- wl->mbox_ptr[1] = wl->mbox_ptr[0] + sizeof(struct event_mailbox);
-
- wl1271_debug(DEBUG_EVENT, "MBOX ptrs: 0x%x 0x%x",
- wl->mbox_ptr[0], wl->mbox_ptr[1]);
-}
-
-int wl1271_event_handle(struct wl1271 *wl, u8 mbox_num)
-{
- struct event_mailbox mbox;
- int ret;
-
- wl1271_debug(DEBUG_EVENT, "EVENT on mbox %d", mbox_num);
-
- if (mbox_num > 1)
- return -EINVAL;
-
- /* first we read the mbox descriptor */
- wl1271_read(wl, wl->mbox_ptr[mbox_num], &mbox,
- sizeof(struct event_mailbox), false);
-
- /* process the descriptor */
- ret = wl1271_event_process(wl, &mbox);
- if (ret < 0)
- return ret;
-
- /* then we let the firmware know it can go on...*/
- wl1271_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_EVENT_ACK);
-
- return 0;
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_EVENT_H__
-#define __WL1271_EVENT_H__
-
-/*
- * Mbox events
- *
- * The event mechanism is based on a pair of event buffers (buffers A and
- * B) at fixed locations in the target's memory. The host processes one
- * buffer while the other buffer continues to collect events. If the host
- * is not processing events, an interrupt is issued to signal that a buffer
- * is ready. Once the host is done with processing events from one buffer,
- * it signals the target (with an ACK interrupt) that the event buffer is
- * free.
- */
-
-enum {
- RSSI_SNR_TRIGGER_0_EVENT_ID = BIT(0),
- RSSI_SNR_TRIGGER_1_EVENT_ID = BIT(1),
- RSSI_SNR_TRIGGER_2_EVENT_ID = BIT(2),
- RSSI_SNR_TRIGGER_3_EVENT_ID = BIT(3),
- RSSI_SNR_TRIGGER_4_EVENT_ID = BIT(4),
- RSSI_SNR_TRIGGER_5_EVENT_ID = BIT(5),
- RSSI_SNR_TRIGGER_6_EVENT_ID = BIT(6),
- RSSI_SNR_TRIGGER_7_EVENT_ID = BIT(7),
- MEASUREMENT_START_EVENT_ID = BIT(8),
- MEASUREMENT_COMPLETE_EVENT_ID = BIT(9),
- SCAN_COMPLETE_EVENT_ID = BIT(10),
- SCHEDULED_SCAN_COMPLETE_EVENT_ID = BIT(11),
- AP_DISCOVERY_COMPLETE_EVENT_ID = BIT(12),
- PS_REPORT_EVENT_ID = BIT(13),
- PSPOLL_DELIVERY_FAILURE_EVENT_ID = BIT(14),
- DISCONNECT_EVENT_COMPLETE_ID = BIT(15),
- JOIN_EVENT_COMPLETE_ID = BIT(16),
- CHANNEL_SWITCH_COMPLETE_EVENT_ID = BIT(17),
- BSS_LOSE_EVENT_ID = BIT(18),
- REGAINED_BSS_EVENT_ID = BIT(19),
- ROAMING_TRIGGER_MAX_TX_RETRY_EVENT_ID = BIT(20),
- SOFT_GEMINI_SENSE_EVENT_ID = BIT(22),
- SOFT_GEMINI_PREDICTION_EVENT_ID = BIT(23),
- SOFT_GEMINI_AVALANCHE_EVENT_ID = BIT(24),
- PLT_RX_CALIBRATION_COMPLETE_EVENT_ID = BIT(25),
- DBG_EVENT_ID = BIT(26),
- HEALTH_CHECK_REPLY_EVENT_ID = BIT(27),
- PERIODIC_SCAN_COMPLETE_EVENT_ID = BIT(28),
- PERIODIC_SCAN_REPORT_EVENT_ID = BIT(29),
- BA_SESSION_TEAR_DOWN_EVENT_ID = BIT(30),
- EVENT_MBOX_ALL_EVENT_ID = 0x7fffffff,
-};
-
-enum {
- EVENT_ENTER_POWER_SAVE_FAIL = 0,
- EVENT_ENTER_POWER_SAVE_SUCCESS,
- EVENT_EXIT_POWER_SAVE_FAIL,
- EVENT_EXIT_POWER_SAVE_SUCCESS,
-};
-
-struct event_debug_report {
- u8 debug_event_id;
- u8 num_params;
- __le16 pad;
- __le32 report_1;
- __le32 report_2;
- __le32 report_3;
-} __packed;
-
-#define NUM_OF_RSSI_SNR_TRIGGERS 8
-
-struct event_mailbox {
- __le32 events_vector;
- __le32 events_mask;
- __le32 reserved_1;
- __le32 reserved_2;
-
- u8 dbg_event_id;
- u8 num_relevant_params;
- __le16 reserved_3;
- __le32 event_report_p1;
- __le32 event_report_p2;
- __le32 event_report_p3;
-
- u8 number_of_scan_results;
- u8 scan_tag;
- u8 reserved_4[2];
- __le32 compl_scheduled_scan_status;
-
- __le16 scheduled_scan_attended_channels;
- u8 soft_gemini_sense_info;
- u8 soft_gemini_protective_info;
- s8 rssi_snr_trigger_metric[NUM_OF_RSSI_SNR_TRIGGERS];
- u8 channel_switch_status;
- u8 scheduled_scan_status;
- u8 ps_status;
-
- u8 reserved_5[29];
-} __packed;
-
-int wl1271_event_unmask(struct wl1271 *wl);
-void wl1271_event_mbox_config(struct wl1271 *wl);
-int wl1271_event_handle(struct wl1271 *wl, u8 mbox);
-void wl1271_pspoll_work(struct work_struct *work);
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_INI_H__
-#define __WL1271_INI_H__
-
-#define WL1271_INI_MAX_SMART_REFLEX_PARAM 16
-
-struct wl1271_ini_general_params {
- u8 ref_clock;
- u8 settling_time;
- u8 clk_valid_on_wakeup;
- u8 dc2dc_mode;
- u8 dual_mode_select;
- u8 tx_bip_fem_auto_detect;
- u8 tx_bip_fem_manufacturer;
- u8 general_settings;
- u8 sr_state;
- u8 srf1[WL1271_INI_MAX_SMART_REFLEX_PARAM];
- u8 srf2[WL1271_INI_MAX_SMART_REFLEX_PARAM];
- u8 srf3[WL1271_INI_MAX_SMART_REFLEX_PARAM];
-} __packed;
-
-#define WL1271_INI_RSSI_PROCESS_COMPENS_SIZE 15
-
-struct wl1271_ini_band_params_2 {
- u8 rx_trace_insertion_loss;
- u8 tx_trace_loss;
- u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE];
-} __packed;
-
-#define WL1271_INI_RATE_GROUP_COUNT 6
-#define WL1271_INI_CHANNEL_COUNT_2 14
-
-struct wl1271_ini_fem_params_2 {
- __le16 tx_bip_ref_pd_voltage;
- u8 tx_bip_ref_power;
- u8 tx_bip_ref_offset;
- u8 tx_per_rate_pwr_limits_normal[WL1271_INI_RATE_GROUP_COUNT];
- u8 tx_per_rate_pwr_limits_degraded[WL1271_INI_RATE_GROUP_COUNT];
- u8 tx_per_rate_pwr_limits_extreme[WL1271_INI_RATE_GROUP_COUNT];
- u8 tx_per_chan_pwr_limits_11b[WL1271_INI_CHANNEL_COUNT_2];
- u8 tx_per_chan_pwr_limits_ofdm[WL1271_INI_CHANNEL_COUNT_2];
- u8 tx_pd_vs_rate_offsets[WL1271_INI_RATE_GROUP_COUNT];
- u8 tx_ibias[WL1271_INI_RATE_GROUP_COUNT];
- u8 rx_fem_insertion_loss;
- u8 degraded_low_to_normal_thr;
- u8 normal_to_degraded_high_thr;
-} __packed;
-
-#define WL1271_INI_CHANNEL_COUNT_5 35
-#define WL1271_INI_SUB_BAND_COUNT_5 7
-
-struct wl1271_ini_band_params_5 {
- u8 rx_trace_insertion_loss[WL1271_INI_SUB_BAND_COUNT_5];
- u8 tx_trace_loss[WL1271_INI_SUB_BAND_COUNT_5];
- u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE];
-} __packed;
-
-struct wl1271_ini_fem_params_5 {
- __le16 tx_bip_ref_pd_voltage[WL1271_INI_SUB_BAND_COUNT_5];
- u8 tx_bip_ref_power[WL1271_INI_SUB_BAND_COUNT_5];
- u8 tx_bip_ref_offset[WL1271_INI_SUB_BAND_COUNT_5];
- u8 tx_per_rate_pwr_limits_normal[WL1271_INI_RATE_GROUP_COUNT];
- u8 tx_per_rate_pwr_limits_degraded[WL1271_INI_RATE_GROUP_COUNT];
- u8 tx_per_rate_pwr_limits_extreme[WL1271_INI_RATE_GROUP_COUNT];
- u8 tx_per_chan_pwr_limits_ofdm[WL1271_INI_CHANNEL_COUNT_5];
- u8 tx_pd_vs_rate_offsets[WL1271_INI_RATE_GROUP_COUNT];
- u8 tx_ibias[WL1271_INI_RATE_GROUP_COUNT];
- u8 rx_fem_insertion_loss[WL1271_INI_SUB_BAND_COUNT_5];
- u8 degraded_low_to_normal_thr;
- u8 normal_to_degraded_high_thr;
-} __packed;
-
-
-/* NVS data structure */
-#define WL1271_INI_NVS_SECTION_SIZE 468
-#define WL1271_INI_FEM_MODULE_COUNT 2
-
-#define WL1271_INI_LEGACY_NVS_FILE_SIZE 800
-
-struct wl1271_nvs_file {
- /* NVS section */
- u8 nvs[WL1271_INI_NVS_SECTION_SIZE];
-
- /* INI section */
- struct wl1271_ini_general_params general_params;
- u8 padding1;
- struct wl1271_ini_band_params_2 stat_radio_params_2;
- u8 padding2;
- struct {
- struct wl1271_ini_fem_params_2 params;
- u8 padding;
- } dyn_radio_params_2[WL1271_INI_FEM_MODULE_COUNT];
- struct wl1271_ini_band_params_5 stat_radio_params_5;
- u8 padding3;
- struct {
- struct wl1271_ini_fem_params_5 params;
- u8 padding;
- } dyn_radio_params_5[WL1271_INI_FEM_MODULE_COUNT];
-} __packed;
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-
-#include "wl1271_init.h"
-#include "wl12xx_80211.h"
-#include "wl1271_acx.h"
-#include "wl1271_cmd.h"
-#include "wl1271_reg.h"
-
-static int wl1271_init_hwenc_config(struct wl1271 *wl)
-{
- int ret;
-
- ret = wl1271_acx_feature_cfg(wl);
- if (ret < 0) {
- wl1271_warning("couldn't set feature config");
- return ret;
- }
-
- ret = wl1271_cmd_set_default_wep_key(wl, wl->default_key);
- if (ret < 0) {
- wl1271_warning("couldn't set default key");
- return ret;
- }
-
- return 0;
-}
-
-int wl1271_init_templates_config(struct wl1271 *wl)
-{
- int ret, i;
- size_t size;
-
- /* send empty templates for fw memory reservation */
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL,
- sizeof(struct wl12xx_probe_req_template),
- 0, WL1271_RATE_AUTOMATIC);
- if (ret < 0)
- return ret;
-
- size = sizeof(struct wl12xx_probe_req_template);
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5,
- NULL, size, 0,
- WL1271_RATE_AUTOMATIC);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, NULL,
- sizeof(struct wl12xx_null_data_template),
- 0, WL1271_RATE_AUTOMATIC);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, NULL,
- sizeof(struct wl12xx_ps_poll_template),
- 0, WL1271_RATE_AUTOMATIC);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, NULL,
- sizeof
- (struct wl12xx_qos_null_data_template),
- 0, WL1271_RATE_AUTOMATIC);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PROBE_RESPONSE, NULL,
- sizeof
- (struct wl12xx_probe_resp_template),
- 0, WL1271_RATE_AUTOMATIC);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON, NULL,
- sizeof
- (struct wl12xx_beacon_template),
- 0, WL1271_RATE_AUTOMATIC);
- if (ret < 0)
- return ret;
-
- for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) {
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV, NULL,
- WL1271_CMD_TEMPL_MAX_SIZE, i,
- WL1271_RATE_AUTOMATIC);
- if (ret < 0)
- return ret;
- }
-
- return 0;
-}
-
-static int wl1271_init_rx_config(struct wl1271 *wl, u32 config, u32 filter)
-{
- int ret;
-
- ret = wl1271_acx_rx_msdu_life_time(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_acx_rx_config(wl, config, filter);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-int wl1271_init_phy_config(struct wl1271 *wl)
-{
- int ret;
-
- ret = wl1271_acx_pd_threshold(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_acx_slot(wl, DEFAULT_SLOT_TIME);
- if (ret < 0)
- return ret;
-
- ret = wl1271_acx_group_address_tbl(wl, true, NULL, 0);
- if (ret < 0)
- return ret;
-
- ret = wl1271_acx_service_period_timeout(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_acx_rts_threshold(wl, wl->conf.rx.rts_threshold);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static int wl1271_init_beacon_filter(struct wl1271 *wl)
-{
- int ret;
-
- /* disable beacon filtering at this stage */
- ret = wl1271_acx_beacon_filter_opt(wl, false);
- if (ret < 0)
- return ret;
-
- ret = wl1271_acx_beacon_filter_table(wl);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-int wl1271_init_pta(struct wl1271 *wl)
-{
- int ret;
-
- ret = wl1271_acx_sg_cfg(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_acx_sg_enable(wl, wl->sg_enabled);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-int wl1271_init_energy_detection(struct wl1271 *wl)
-{
- int ret;
-
- ret = wl1271_acx_cca_threshold(wl);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static int wl1271_init_beacon_broadcast(struct wl1271 *wl)
-{
- int ret;
-
- ret = wl1271_acx_bcn_dtim_options(wl);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-int wl1271_hw_init(struct wl1271 *wl)
-{
- struct conf_tx_ac_category *conf_ac;
- struct conf_tx_tid *conf_tid;
- int ret, i;
-
- ret = wl1271_cmd_general_parms(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_radio_parms(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_ext_radio_parms(wl);
- if (ret < 0)
- return ret;
-
- /* Template settings */
- ret = wl1271_init_templates_config(wl);
- if (ret < 0)
- return ret;
-
- /* Default memory configuration */
- ret = wl1271_acx_init_mem_config(wl);
- if (ret < 0)
- return ret;
-
- /* RX config */
- ret = wl1271_init_rx_config(wl,
- RX_CFG_PROMISCUOUS | RX_CFG_TSF,
- RX_FILTER_OPTION_DEF);
- /* RX_CONFIG_OPTION_ANY_DST_ANY_BSS,
- RX_FILTER_OPTION_FILTER_ALL); */
- if (ret < 0)
- goto out_free_memmap;
-
- /* PHY layer config */
- ret = wl1271_init_phy_config(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- ret = wl1271_acx_dco_itrim_params(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Initialize connection monitoring thresholds */
- ret = wl1271_acx_conn_monit_params(wl, false);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Beacon filtering */
- ret = wl1271_init_beacon_filter(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Configure TX patch complete interrupt behavior */
- ret = wl1271_acx_tx_config_options(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* RX complete interrupt pacing */
- ret = wl1271_acx_init_rx_interrupt(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Bluetooth WLAN coexistence */
- ret = wl1271_init_pta(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Energy detection */
- ret = wl1271_init_energy_detection(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Beacons and boradcast settings */
- ret = wl1271_init_beacon_broadcast(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Default fragmentation threshold */
- ret = wl1271_acx_frag_threshold(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Default TID/AC configuration */
- BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count);
- for (i = 0; i < wl->conf.tx.tid_conf_count; i++) {
- conf_ac = &wl->conf.tx.ac_conf[i];
- ret = wl1271_acx_ac_cfg(wl, conf_ac->ac, conf_ac->cw_min,
- conf_ac->cw_max, conf_ac->aifsn,
- conf_ac->tx_op_limit);
- if (ret < 0)
- goto out_free_memmap;
-
- conf_tid = &wl->conf.tx.tid_conf[i];
- ret = wl1271_acx_tid_cfg(wl, conf_tid->queue_id,
- conf_tid->channel_type,
- conf_tid->tsid,
- conf_tid->ps_scheme,
- conf_tid->ack_policy,
- conf_tid->apsd_conf[0],
- conf_tid->apsd_conf[1]);
- if (ret < 0)
- goto out_free_memmap;
- }
-
- /* Configure TX rate classes */
- ret = wl1271_acx_rate_policies(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Enable data path */
- ret = wl1271_cmd_data_path(wl, 1);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Configure for ELP power saving */
- ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Configure HW encryption */
- ret = wl1271_init_hwenc_config(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* configure PM */
- ret = wl1271_acx_pm_config(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* disable all keep-alive templates */
- for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) {
- ret = wl1271_acx_keep_alive_config(wl, i,
- ACX_KEEP_ALIVE_TPL_INVALID);
- if (ret < 0)
- goto out_free_memmap;
- }
-
- /* disable the keep-alive feature */
- ret = wl1271_acx_keep_alive_mode(wl, false);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Configure rssi/snr averaging weights */
- ret = wl1271_acx_rssi_snr_avg_weights(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- return 0;
-
- out_free_memmap:
- kfree(wl->target_mem_map);
- wl->target_mem_map = NULL;
-
- return ret;
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_INIT_H__
-#define __WL1271_INIT_H__
-
-#include "wl1271.h"
-
-int wl1271_hw_init_power_auth(struct wl1271 *wl);
-int wl1271_init_templates_config(struct wl1271 *wl);
-int wl1271_init_phy_config(struct wl1271 *wl);
-int wl1271_init_pta(struct wl1271 *wl);
-int wl1271_init_energy_detection(struct wl1271 *wl);
-int wl1271_hw_init(struct wl1271 *wl);
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/crc7.h>
-#include <linux/spi/spi.h>
-
-#include "wl1271.h"
-#include "wl12xx_80211.h"
-#include "wl1271_io.h"
-
-#define OCP_CMD_LOOP 32
-
-#define OCP_CMD_WRITE 0x1
-#define OCP_CMD_READ 0x2
-
-#define OCP_READY_MASK BIT(18)
-#define OCP_STATUS_MASK (BIT(16) | BIT(17))
-
-#define OCP_STATUS_NO_RESP 0x00000
-#define OCP_STATUS_OK 0x10000
-#define OCP_STATUS_REQ_FAILED 0x20000
-#define OCP_STATUS_RESP_ERROR 0x30000
-
-void wl1271_disable_interrupts(struct wl1271 *wl)
-{
- wl->if_ops->disable_irq(wl);
-}
-
-void wl1271_enable_interrupts(struct wl1271 *wl)
-{
- wl->if_ops->enable_irq(wl);
-}
-
-/* Set the SPI partitions to access the chip addresses
- *
- * To simplify driver code, a fixed (virtual) memory map is defined for
- * register and memory addresses. Because in the chipset, in different stages
- * of operation, those addresses will move around, an address translation
- * mechanism is required.
- *
- * There are four partitions (three memory and one register partition),
- * which are mapped to two different areas of the hardware memory.
- *
- * Virtual address
- * space
- *
- * | |
- * ...+----+--> mem.start
- * Physical address ... | |
- * space ... | | [PART_0]
- * ... | |
- * 00000000 <--+----+... ...+----+--> mem.start + mem.size
- * | | ... | |
- * |MEM | ... | |
- * | | ... | |
- * mem.size <--+----+... | | {unused area)
- * | | ... | |
- * |REG | ... | |
- * mem.size | | ... | |
- * + <--+----+... ...+----+--> reg.start
- * reg.size | | ... | |
- * |MEM2| ... | | [PART_1]
- * | | ... | |
- * ...+----+--> reg.start + reg.size
- * | |
- *
- */
-int wl1271_set_partition(struct wl1271 *wl,
- struct wl1271_partition_set *p)
-{
- /* copy partition info */
- memcpy(&wl->part, p, sizeof(*p));
-
- wl1271_debug(DEBUG_SPI, "mem_start %08X mem_size %08X",
- p->mem.start, p->mem.size);
- wl1271_debug(DEBUG_SPI, "reg_start %08X reg_size %08X",
- p->reg.start, p->reg.size);
- wl1271_debug(DEBUG_SPI, "mem2_start %08X mem2_size %08X",
- p->mem2.start, p->mem2.size);
- wl1271_debug(DEBUG_SPI, "mem3_start %08X mem3_size %08X",
- p->mem3.start, p->mem3.size);
-
- /* write partition info to the chipset */
- wl1271_raw_write32(wl, HW_PART0_START_ADDR, p->mem.start);
- wl1271_raw_write32(wl, HW_PART0_SIZE_ADDR, p->mem.size);
- wl1271_raw_write32(wl, HW_PART1_START_ADDR, p->reg.start);
- wl1271_raw_write32(wl, HW_PART1_SIZE_ADDR, p->reg.size);
- wl1271_raw_write32(wl, HW_PART2_START_ADDR, p->mem2.start);
- wl1271_raw_write32(wl, HW_PART2_SIZE_ADDR, p->mem2.size);
- wl1271_raw_write32(wl, HW_PART3_START_ADDR, p->mem3.start);
-
- return 0;
-}
-
-void wl1271_io_reset(struct wl1271 *wl)
-{
- wl->if_ops->reset(wl);
-}
-
-void wl1271_io_init(struct wl1271 *wl)
-{
- wl->if_ops->init(wl);
-}
-
-void wl1271_top_reg_write(struct wl1271 *wl, int addr, u16 val)
-{
- /* write address >> 1 + 0x30000 to OCP_POR_CTR */
- addr = (addr >> 1) + 0x30000;
- wl1271_write32(wl, OCP_POR_CTR, addr);
-
- /* write value to OCP_POR_WDATA */
- wl1271_write32(wl, OCP_DATA_WRITE, val);
-
- /* write 1 to OCP_CMD */
- wl1271_write32(wl, OCP_CMD, OCP_CMD_WRITE);
-}
-
-u16 wl1271_top_reg_read(struct wl1271 *wl, int addr)
-{
- u32 val;
- int timeout = OCP_CMD_LOOP;
-
- /* write address >> 1 + 0x30000 to OCP_POR_CTR */
- addr = (addr >> 1) + 0x30000;
- wl1271_write32(wl, OCP_POR_CTR, addr);
-
- /* write 2 to OCP_CMD */
- wl1271_write32(wl, OCP_CMD, OCP_CMD_READ);
-
- /* poll for data ready */
- do {
- val = wl1271_read32(wl, OCP_DATA_READ);
- } while (!(val & OCP_READY_MASK) && --timeout);
-
- if (!timeout) {
- wl1271_warning("Top register access timed out.");
- return 0xffff;
- }
-
- /* check data status and return if OK */
- if ((val & OCP_STATUS_MASK) == OCP_STATUS_OK)
- return val & 0xffff;
- else {
- wl1271_warning("Top register access returned error.");
- return 0xffff;
- }
-}
-
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
- * Copyright (C) 2008-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_IO_H__
-#define __WL1271_IO_H__
-
-#include "wl1271_reg.h"
-
-#define HW_ACCESS_MEMORY_MAX_RANGE 0x1FFC0
-
-#define HW_PARTITION_REGISTERS_ADDR 0x1FFC0
-#define HW_PART0_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR)
-#define HW_PART0_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 4)
-#define HW_PART1_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 8)
-#define HW_PART1_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 12)
-#define HW_PART2_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 16)
-#define HW_PART2_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 20)
-#define HW_PART3_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 24)
-
-#define HW_ACCESS_REGISTER_SIZE 4
-
-#define HW_ACCESS_PRAM_MAX_RANGE 0x3c000
-
-struct wl1271;
-
-void wl1271_disable_interrupts(struct wl1271 *wl);
-void wl1271_enable_interrupts(struct wl1271 *wl);
-
-void wl1271_io_reset(struct wl1271 *wl);
-void wl1271_io_init(struct wl1271 *wl);
-
-static inline struct device *wl1271_wl_to_dev(struct wl1271 *wl)
-{
- return wl->if_ops->dev(wl);
-}
-
-
-/* Raw target IO, address is not translated */
-static inline void wl1271_raw_write(struct wl1271 *wl, int addr, void *buf,
- size_t len, bool fixed)
-{
- wl->if_ops->write(wl, addr, buf, len, fixed);
-}
-
-static inline void wl1271_raw_read(struct wl1271 *wl, int addr, void *buf,
- size_t len, bool fixed)
-{
- wl->if_ops->read(wl, addr, buf, len, fixed);
-}
-
-static inline u32 wl1271_raw_read32(struct wl1271 *wl, int addr)
-{
- wl1271_raw_read(wl, addr, &wl->buffer_32,
- sizeof(wl->buffer_32), false);
-
- return le32_to_cpu(wl->buffer_32);
-}
-
-static inline void wl1271_raw_write32(struct wl1271 *wl, int addr, u32 val)
-{
- wl->buffer_32 = cpu_to_le32(val);
- wl1271_raw_write(wl, addr, &wl->buffer_32,
- sizeof(wl->buffer_32), false);
-}
-
-/* Translated target IO */
-static inline int wl1271_translate_addr(struct wl1271 *wl, int addr)
-{
- /*
- * To translate, first check to which window of addresses the
- * particular address belongs. Then subtract the starting address
- * of that window from the address. Then, add offset of the
- * translated region.
- *
- * The translated regions occur next to each other in physical device
- * memory, so just add the sizes of the preceeding address regions to
- * get the offset to the new region.
- *
- * Currently, only the two first regions are addressed, and the
- * assumption is that all addresses will fall into either of those
- * two.
- */
- if ((addr >= wl->part.reg.start) &&
- (addr < wl->part.reg.start + wl->part.reg.size))
- return addr - wl->part.reg.start + wl->part.mem.size;
- else
- return addr - wl->part.mem.start;
-}
-
-static inline void wl1271_read(struct wl1271 *wl, int addr, void *buf,
- size_t len, bool fixed)
-{
- int physical;
-
- physical = wl1271_translate_addr(wl, addr);
-
- wl1271_raw_read(wl, physical, buf, len, fixed);
-}
-
-static inline void wl1271_write(struct wl1271 *wl, int addr, void *buf,
- size_t len, bool fixed)
-{
- int physical;
-
- physical = wl1271_translate_addr(wl, addr);
-
- wl1271_raw_write(wl, physical, buf, len, fixed);
-}
-
-static inline u32 wl1271_read32(struct wl1271 *wl, int addr)
-{
- return wl1271_raw_read32(wl, wl1271_translate_addr(wl, addr));
-}
-
-static inline void wl1271_write32(struct wl1271 *wl, int addr, u32 val)
-{
- wl1271_raw_write32(wl, wl1271_translate_addr(wl, addr), val);
-}
-
-static inline void wl1271_power_off(struct wl1271 *wl)
-{
- wl->if_ops->power(wl, false);
- clear_bit(WL1271_FLAG_GPIO_POWER, &wl->flags);
-}
-
-static inline int wl1271_power_on(struct wl1271 *wl)
-{
- int ret = wl->if_ops->power(wl, true);
- if (ret == 0)
- set_bit(WL1271_FLAG_GPIO_POWER, &wl->flags);
-
- return ret;
-}
-
-
-/* Top Register IO */
-void wl1271_top_reg_write(struct wl1271 *wl, int addr, u16 val);
-u16 wl1271_top_reg_read(struct wl1271 *wl, int addr);
-
-int wl1271_set_partition(struct wl1271 *wl,
- struct wl1271_partition_set *p);
-
-/* Functions from wl1271_main.c */
-
-int wl1271_register_hw(struct wl1271 *wl);
-void wl1271_unregister_hw(struct wl1271 *wl);
-int wl1271_init_ieee80211(struct wl1271 *wl);
-struct ieee80211_hw *wl1271_alloc_hw(void);
-int wl1271_free_hw(struct wl1271 *wl);
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/module.h>
-#include <linux/firmware.h>
-#include <linux/delay.h>
-#include <linux/spi/spi.h>
-#include <linux/crc32.h>
-#include <linux/etherdevice.h>
-#include <linux/vmalloc.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-
-#include "wl1271.h"
-#include "wl12xx_80211.h"
-#include "wl1271_reg.h"
-#include "wl1271_io.h"
-#include "wl1271_event.h"
-#include "wl1271_tx.h"
-#include "wl1271_rx.h"
-#include "wl1271_ps.h"
-#include "wl1271_init.h"
-#include "wl1271_debugfs.h"
-#include "wl1271_cmd.h"
-#include "wl1271_boot.h"
-#include "wl1271_testmode.h"
-#include "wl1271_scan.h"
-
-#define WL1271_BOOT_RETRIES 3
-
-static struct conf_drv_settings default_conf = {
- .sg = {
- .params = {
- [CONF_SG_BT_PER_THRESHOLD] = 7500,
- [CONF_SG_HV3_MAX_OVERRIDE] = 0,
- [CONF_SG_BT_NFS_SAMPLE_INTERVAL] = 400,
- [CONF_SG_BT_LOAD_RATIO] = 50,
- [CONF_SG_AUTO_PS_MODE] = 1,
- [CONF_SG_AUTO_SCAN_PROBE_REQ] = 170,
- [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50,
- [CONF_SG_ANTENNA_CONFIGURATION] = 0,
- [CONF_SG_BEACON_MISS_PERCENT] = 60,
- [CONF_SG_RATE_ADAPT_THRESH] = 12,
- [CONF_SG_RATE_ADAPT_SNR] = 0,
- [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_BR] = 10,
- [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_BR] = 30,
- [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_BR] = 8,
- [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_BR] = 20,
- [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_BR] = 50,
- /* Note: with UPSD, this should be 4 */
- [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_BR] = 8,
- [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_EDR] = 7,
- [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_EDR] = 25,
- [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_EDR] = 20,
- /* Note: with UPDS, this should be 15 */
- [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_EDR] = 8,
- /* Note: with UPDS, this should be 50 */
- [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_EDR] = 40,
- /* Note: with UPDS, this should be 10 */
- [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_EDR] = 20,
- [CONF_SG_RXT] = 1200,
- [CONF_SG_TXT] = 1000,
- [CONF_SG_ADAPTIVE_RXT_TXT] = 1,
- [CONF_SG_PS_POLL_TIMEOUT] = 10,
- [CONF_SG_UPSD_TIMEOUT] = 10,
- [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MIN_EDR] = 7,
- [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MAX_EDR] = 15,
- [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_MASTER_EDR] = 15,
- [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MIN_EDR] = 8,
- [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MAX_EDR] = 20,
- [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_SLAVE_EDR] = 15,
- [CONF_SG_WLAN_ACTIVE_BT_ACL_MIN_BR] = 20,
- [CONF_SG_WLAN_ACTIVE_BT_ACL_MAX_BR] = 50,
- [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_BR] = 10,
- [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3] = 200,
- [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP] = 800,
- [CONF_SG_PASSIVE_SCAN_A2DP_BT_TIME] = 75,
- [CONF_SG_PASSIVE_SCAN_A2DP_WLAN_TIME] = 15,
- [CONF_SG_HV3_MAX_SERVED] = 6,
- [CONF_SG_DHCP_TIME] = 5000,
- [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP] = 100,
- },
- .state = CONF_SG_PROTECTIVE,
- },
- .rx = {
- .rx_msdu_life_time = 512000,
- .packet_detection_threshold = 0,
- .ps_poll_timeout = 15,
- .upsd_timeout = 15,
- .rts_threshold = 2347,
- .rx_cca_threshold = 0,
- .irq_blk_threshold = 0xFFFF,
- .irq_pkt_threshold = 0,
- .irq_timeout = 600,
- .queue_type = CONF_RX_QUEUE_TYPE_LOW_PRIORITY,
- },
- .tx = {
- .tx_energy_detection = 0,
- .rc_conf = {
- .enabled_rates = 0,
- .short_retry_limit = 10,
- .long_retry_limit = 10,
- .aflags = 0
- },
- .ac_conf_count = 4,
- .ac_conf = {
- [CONF_TX_AC_BE] = {
- .ac = CONF_TX_AC_BE,
- .cw_min = 15,
- .cw_max = 63,
- .aifsn = 3,
- .tx_op_limit = 0,
- },
- [CONF_TX_AC_BK] = {
- .ac = CONF_TX_AC_BK,
- .cw_min = 15,
- .cw_max = 63,
- .aifsn = 7,
- .tx_op_limit = 0,
- },
- [CONF_TX_AC_VI] = {
- .ac = CONF_TX_AC_VI,
- .cw_min = 15,
- .cw_max = 63,
- .aifsn = CONF_TX_AIFS_PIFS,
- .tx_op_limit = 3008,
- },
- [CONF_TX_AC_VO] = {
- .ac = CONF_TX_AC_VO,
- .cw_min = 15,
- .cw_max = 63,
- .aifsn = CONF_TX_AIFS_PIFS,
- .tx_op_limit = 1504,
- },
- },
- .tid_conf_count = 4,
- .tid_conf = {
- [CONF_TX_AC_BE] = {
- .queue_id = CONF_TX_AC_BE,
- .channel_type = CONF_CHANNEL_TYPE_EDCF,
- .tsid = CONF_TX_AC_BE,
- .ps_scheme = CONF_PS_SCHEME_LEGACY,
- .ack_policy = CONF_ACK_POLICY_LEGACY,
- .apsd_conf = {0, 0},
- },
- [CONF_TX_AC_BK] = {
- .queue_id = CONF_TX_AC_BK,
- .channel_type = CONF_CHANNEL_TYPE_EDCF,
- .tsid = CONF_TX_AC_BK,
- .ps_scheme = CONF_PS_SCHEME_LEGACY,
- .ack_policy = CONF_ACK_POLICY_LEGACY,
- .apsd_conf = {0, 0},
- },
- [CONF_TX_AC_VI] = {
- .queue_id = CONF_TX_AC_VI,
- .channel_type = CONF_CHANNEL_TYPE_EDCF,
- .tsid = CONF_TX_AC_VI,
- .ps_scheme = CONF_PS_SCHEME_LEGACY,
- .ack_policy = CONF_ACK_POLICY_LEGACY,
- .apsd_conf = {0, 0},
- },
- [CONF_TX_AC_VO] = {
- .queue_id = CONF_TX_AC_VO,
- .channel_type = CONF_CHANNEL_TYPE_EDCF,
- .tsid = CONF_TX_AC_VO,
- .ps_scheme = CONF_PS_SCHEME_LEGACY,
- .ack_policy = CONF_ACK_POLICY_LEGACY,
- .apsd_conf = {0, 0},
- },
- },
- .frag_threshold = IEEE80211_MAX_FRAG_THRESHOLD,
- .tx_compl_timeout = 700,
- .tx_compl_threshold = 4,
- .basic_rate = CONF_HW_BIT_RATE_1MBPS,
- .basic_rate_5 = CONF_HW_BIT_RATE_6MBPS,
- },
- .conn = {
- .wake_up_event = CONF_WAKE_UP_EVENT_DTIM,
- .listen_interval = 1,
- .bcn_filt_mode = CONF_BCN_FILT_MODE_ENABLED,
- .bcn_filt_ie_count = 1,
- .bcn_filt_ie = {
- [0] = {
- .ie = WLAN_EID_CHANNEL_SWITCH,
- .rule = CONF_BCN_RULE_PASS_ON_APPEARANCE,
- }
- },
- .synch_fail_thold = 10,
- .bss_lose_timeout = 100,
- .beacon_rx_timeout = 10000,
- .broadcast_timeout = 20000,
- .rx_broadcast_in_ps = 1,
- .ps_poll_threshold = 10,
- .ps_poll_recovery_period = 700,
- .bet_enable = CONF_BET_MODE_ENABLE,
- .bet_max_consecutive = 10,
- .psm_entry_retries = 5,
- .psm_entry_nullfunc_retries = 3,
- .psm_entry_hangover_period = 1,
- .keep_alive_interval = 55000,
- .max_listen_interval = 20,
- },
- .itrim = {
- .enable = false,
- .timeout = 50000,
- },
- .pm_config = {
- .host_clk_settling_time = 5000,
- .host_fast_wakeup_support = false
- },
- .roam_trigger = {
- .trigger_pacing = 1,
- .avg_weight_rssi_beacon = 20,
- .avg_weight_rssi_data = 10,
- .avg_weight_snr_beacon = 20,
- .avg_weight_snr_data = 10
- },
- .scan = {
- .min_dwell_time_active = 7500,
- .max_dwell_time_active = 30000,
- .min_dwell_time_passive = 30000,
- .max_dwell_time_passive = 60000,
- .num_probe_reqs = 2,
- },
- .rf = {
- .tx_per_channel_power_compensation_2 = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- },
- .tx_per_channel_power_compensation_5 = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- },
- },
-};
-
-static void __wl1271_op_remove_interface(struct wl1271 *wl);
-
-
-static void wl1271_device_release(struct device *dev)
-{
-
-}
-
-static struct platform_device wl1271_device = {
- .name = "wl1271",
- .id = -1,
-
- /* device model insists to have a release function */
- .dev = {
- .release = wl1271_device_release,
- },
-};
-
-static LIST_HEAD(wl_list);
-
-static int wl1271_dev_notify(struct notifier_block *me, unsigned long what,
- void *arg)
-{
- struct net_device *dev = arg;
- struct wireless_dev *wdev;
- struct wiphy *wiphy;
- struct ieee80211_hw *hw;
- struct wl1271 *wl;
- struct wl1271 *wl_temp;
- int ret = 0;
-
- /* Check that this notification is for us. */
- if (what != NETDEV_CHANGE)
- return NOTIFY_DONE;
-
- wdev = dev->ieee80211_ptr;
- if (wdev == NULL)
- return NOTIFY_DONE;
-
- wiphy = wdev->wiphy;
- if (wiphy == NULL)
- return NOTIFY_DONE;
-
- hw = wiphy_priv(wiphy);
- if (hw == NULL)
- return NOTIFY_DONE;
-
- wl_temp = hw->priv;
- list_for_each_entry(wl, &wl_list, list) {
- if (wl == wl_temp)
- break;
- }
- if (wl != wl_temp)
- return NOTIFY_DONE;
-
- mutex_lock(&wl->mutex);
-
- if (wl->state == WL1271_STATE_OFF)
- goto out;
-
- if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
- goto out;
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- if ((dev->operstate == IF_OPER_UP) &&
- !test_and_set_bit(WL1271_FLAG_STA_STATE_SENT, &wl->flags)) {
- wl1271_cmd_set_sta_state(wl);
- wl1271_info("Association completed.");
- }
-
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-
- return NOTIFY_OK;
-}
-
-static void wl1271_conf_init(struct wl1271 *wl)
-{
-
- /*
- * This function applies the default configuration to the driver. This
- * function is invoked upon driver load (spi probe.)
- *
- * The configuration is stored in a run-time structure in order to
- * facilitate for run-time adjustment of any of the parameters. Making
- * changes to the configuration structure will apply the new values on
- * the next interface up (wl1271_op_start.)
- */
-
- /* apply driver default configuration */
- memcpy(&wl->conf, &default_conf, sizeof(default_conf));
-}
-
-
-static int wl1271_plt_init(struct wl1271 *wl)
-{
- struct conf_tx_ac_category *conf_ac;
- struct conf_tx_tid *conf_tid;
- int ret, i;
-
- ret = wl1271_cmd_general_parms(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_radio_parms(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_ext_radio_parms(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_init_templates_config(wl);
- if (ret < 0)
- return ret;
-
- ret = wl1271_acx_init_mem_config(wl);
- if (ret < 0)
- return ret;
-
- /* PHY layer config */
- ret = wl1271_init_phy_config(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- ret = wl1271_acx_dco_itrim_params(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Initialize connection monitoring thresholds */
- ret = wl1271_acx_conn_monit_params(wl, false);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Bluetooth WLAN coexistence */
- ret = wl1271_init_pta(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Energy detection */
- ret = wl1271_init_energy_detection(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Default fragmentation threshold */
- ret = wl1271_acx_frag_threshold(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Default TID/AC configuration */
- BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count);
- for (i = 0; i < wl->conf.tx.tid_conf_count; i++) {
- conf_ac = &wl->conf.tx.ac_conf[i];
- ret = wl1271_acx_ac_cfg(wl, conf_ac->ac, conf_ac->cw_min,
- conf_ac->cw_max, conf_ac->aifsn,
- conf_ac->tx_op_limit);
- if (ret < 0)
- goto out_free_memmap;
-
- conf_tid = &wl->conf.tx.tid_conf[i];
- ret = wl1271_acx_tid_cfg(wl, conf_tid->queue_id,
- conf_tid->channel_type,
- conf_tid->tsid,
- conf_tid->ps_scheme,
- conf_tid->ack_policy,
- conf_tid->apsd_conf[0],
- conf_tid->apsd_conf[1]);
- if (ret < 0)
- goto out_free_memmap;
- }
-
- /* Enable data path */
- ret = wl1271_cmd_data_path(wl, 1);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Configure for CAM power saving (ie. always active) */
- ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_CAM);
- if (ret < 0)
- goto out_free_memmap;
-
- /* configure PM */
- ret = wl1271_acx_pm_config(wl);
- if (ret < 0)
- goto out_free_memmap;
-
- return 0;
-
- out_free_memmap:
- kfree(wl->target_mem_map);
- wl->target_mem_map = NULL;
-
- return ret;
-}
-
-static void wl1271_fw_status(struct wl1271 *wl,
- struct wl1271_fw_status *status)
-{
- struct timespec ts;
- u32 total = 0;
- int i;
-
- wl1271_raw_read(wl, FW_STATUS_ADDR, status, sizeof(*status), false);
-
- wl1271_debug(DEBUG_IRQ, "intr: 0x%x (fw_rx_counter = %d, "
- "drv_rx_counter = %d, tx_results_counter = %d)",
- status->intr,
- status->fw_rx_counter,
- status->drv_rx_counter,
- status->tx_results_counter);
-
- /* update number of available TX blocks */
- for (i = 0; i < NUM_TX_QUEUES; i++) {
- u32 cnt = le32_to_cpu(status->tx_released_blks[i]) -
- wl->tx_blocks_freed[i];
-
- wl->tx_blocks_freed[i] =
- le32_to_cpu(status->tx_released_blks[i]);
- wl->tx_blocks_available += cnt;
- total += cnt;
- }
-
- /* if more blocks are available now, tx work can be scheduled */
- if (total)
- clear_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags);
-
- /* update the host-chipset time offset */
- getnstimeofday(&ts);
- wl->time_offset = (timespec_to_ns(&ts) >> 10) -
- (s64)le32_to_cpu(status->fw_localtime);
-}
-
-#define WL1271_IRQ_MAX_LOOPS 10
-
-static void wl1271_irq_work(struct work_struct *work)
-{
- int ret;
- u32 intr;
- int loopcount = WL1271_IRQ_MAX_LOOPS;
- unsigned long flags;
- struct wl1271 *wl =
- container_of(work, struct wl1271, irq_work);
-
- mutex_lock(&wl->mutex);
-
- wl1271_debug(DEBUG_IRQ, "IRQ work");
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
-
- ret = wl1271_ps_elp_wakeup(wl, true);
- if (ret < 0)
- goto out;
-
- spin_lock_irqsave(&wl->wl_lock, flags);
- while (test_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags) && loopcount) {
- clear_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags);
- spin_unlock_irqrestore(&wl->wl_lock, flags);
- loopcount--;
-
- wl1271_fw_status(wl, wl->fw_status);
- intr = le32_to_cpu(wl->fw_status->intr);
- if (!intr) {
- wl1271_debug(DEBUG_IRQ, "Zero interrupt received.");
- spin_lock_irqsave(&wl->wl_lock, flags);
- continue;
- }
-
- intr &= WL1271_INTR_MASK;
-
- if (unlikely(intr & WL1271_ACX_INTR_WATCHDOG)) {
- wl1271_error("watchdog interrupt received! "
- "starting recovery.");
- ieee80211_queue_work(wl->hw, &wl->recovery_work);
-
- /* restarting the chip. ignore any other interrupt. */
- goto out;
- }
-
- if (intr & WL1271_ACX_INTR_DATA) {
- wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_DATA");
-
- /* check for tx results */
- if (wl->fw_status->tx_results_counter !=
- (wl->tx_results_count & 0xff))
- wl1271_tx_complete(wl);
-
- /* Check if any tx blocks were freed */
- if (!test_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags) &&
- !skb_queue_empty(&wl->tx_queue)) {
- /*
- * In order to avoid starvation of the TX path,
- * call the work function directly.
- */
- wl1271_tx_work_locked(wl);
- }
-
- wl1271_rx(wl, wl->fw_status);
- }
-
- if (intr & WL1271_ACX_INTR_EVENT_A) {
- wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_EVENT_A");
- wl1271_event_handle(wl, 0);
- }
-
- if (intr & WL1271_ACX_INTR_EVENT_B) {
- wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_EVENT_B");
- wl1271_event_handle(wl, 1);
- }
-
- if (intr & WL1271_ACX_INTR_INIT_COMPLETE)
- wl1271_debug(DEBUG_IRQ,
- "WL1271_ACX_INTR_INIT_COMPLETE");
-
- if (intr & WL1271_ACX_INTR_HW_AVAILABLE)
- wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_HW_AVAILABLE");
-
- spin_lock_irqsave(&wl->wl_lock, flags);
- }
-
- if (test_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags))
- ieee80211_queue_work(wl->hw, &wl->irq_work);
- else
- clear_bit(WL1271_FLAG_IRQ_RUNNING, &wl->flags);
- spin_unlock_irqrestore(&wl->wl_lock, flags);
-
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-}
-
-static int wl1271_fetch_firmware(struct wl1271 *wl)
-{
- const struct firmware *fw;
- int ret;
-
- ret = request_firmware(&fw, WL1271_FW_NAME, wl1271_wl_to_dev(wl));
-
- if (ret < 0) {
- wl1271_error("could not get firmware: %d", ret);
- return ret;
- }
-
- if (fw->size % 4) {
- wl1271_error("firmware size is not multiple of 32 bits: %zu",
- fw->size);
- ret = -EILSEQ;
- goto out;
- }
-
- wl->fw_len = fw->size;
- wl->fw = vmalloc(wl->fw_len);
-
- if (!wl->fw) {
- wl1271_error("could not allocate memory for the firmware");
- ret = -ENOMEM;
- goto out;
- }
-
- memcpy(wl->fw, fw->data, wl->fw_len);
-
- ret = 0;
-
-out:
- release_firmware(fw);
-
- return ret;
-}
-
-static int wl1271_fetch_nvs(struct wl1271 *wl)
-{
- const struct firmware *fw;
- int ret;
-
- ret = request_firmware(&fw, WL1271_NVS_NAME, wl1271_wl_to_dev(wl));
-
- if (ret < 0) {
- wl1271_error("could not get nvs file: %d", ret);
- return ret;
- }
-
- wl->nvs = kmemdup(fw->data, sizeof(struct wl1271_nvs_file), GFP_KERNEL);
-
- if (!wl->nvs) {
- wl1271_error("could not allocate memory for the nvs file");
- ret = -ENOMEM;
- goto out;
- }
-
- wl->nvs_len = fw->size;
-
-out:
- release_firmware(fw);
-
- return ret;
-}
-
-static void wl1271_recovery_work(struct work_struct *work)
-{
- struct wl1271 *wl =
- container_of(work, struct wl1271, recovery_work);
-
- mutex_lock(&wl->mutex);
-
- if (wl->state != WL1271_STATE_ON)
- goto out;
-
- wl1271_info("Hardware recovery in progress.");
-
- if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
- ieee80211_connection_loss(wl->vif);
-
- /* reboot the chipset */
- __wl1271_op_remove_interface(wl);
- ieee80211_restart_hw(wl->hw);
-
-out:
- mutex_unlock(&wl->mutex);
-}
-
-static void wl1271_fw_wakeup(struct wl1271 *wl)
-{
- u32 elp_reg;
-
- elp_reg = ELPCTRL_WAKE_UP;
- wl1271_raw_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, elp_reg);
-}
-
-static int wl1271_setup(struct wl1271 *wl)
-{
- wl->fw_status = kmalloc(sizeof(*wl->fw_status), GFP_KERNEL);
- if (!wl->fw_status)
- return -ENOMEM;
-
- wl->tx_res_if = kmalloc(sizeof(*wl->tx_res_if), GFP_KERNEL);
- if (!wl->tx_res_if) {
- kfree(wl->fw_status);
- return -ENOMEM;
- }
-
- return 0;
-}
-
-static int wl1271_chip_wakeup(struct wl1271 *wl)
-{
- struct wl1271_partition_set partition;
- int ret = 0;
-
- msleep(WL1271_PRE_POWER_ON_SLEEP);
- ret = wl1271_power_on(wl);
- if (ret < 0)
- goto out;
- msleep(WL1271_POWER_ON_SLEEP);
- wl1271_io_reset(wl);
- wl1271_io_init(wl);
-
- /* We don't need a real memory partition here, because we only want
- * to use the registers at this point. */
- memset(&partition, 0, sizeof(partition));
- partition.reg.start = REGISTERS_BASE;
- partition.reg.size = REGISTERS_DOWN_SIZE;
- wl1271_set_partition(wl, &partition);
-
- /* ELP module wake up */
- wl1271_fw_wakeup(wl);
-
- /* whal_FwCtrl_BootSm() */
-
- /* 0. read chip id from CHIP_ID */
- wl->chip.id = wl1271_read32(wl, CHIP_ID_B);
-
- /* 1. check if chip id is valid */
-
- switch (wl->chip.id) {
- case CHIP_ID_1271_PG10:
- wl1271_warning("chip id 0x%x (1271 PG10) support is obsolete",
- wl->chip.id);
-
- ret = wl1271_setup(wl);
- if (ret < 0)
- goto out;
- break;
- case CHIP_ID_1271_PG20:
- wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1271 PG20)",
- wl->chip.id);
-
- ret = wl1271_setup(wl);
- if (ret < 0)
- goto out;
- break;
- default:
- wl1271_warning("unsupported chip id: 0x%x", wl->chip.id);
- ret = -ENODEV;
- goto out;
- }
-
- if (wl->fw == NULL) {
- ret = wl1271_fetch_firmware(wl);
- if (ret < 0)
- goto out;
- }
-
- /* No NVS from netlink, try to get it from the filesystem */
- if (wl->nvs == NULL) {
- ret = wl1271_fetch_nvs(wl);
- if (ret < 0)
- goto out;
- }
-
-out:
- return ret;
-}
-
-int wl1271_plt_start(struct wl1271 *wl)
-{
- int retries = WL1271_BOOT_RETRIES;
- int ret;
-
- mutex_lock(&wl->mutex);
-
- wl1271_notice("power up");
-
- if (wl->state != WL1271_STATE_OFF) {
- wl1271_error("cannot go into PLT state because not "
- "in off state: %d", wl->state);
- ret = -EBUSY;
- goto out;
- }
-
- while (retries) {
- retries--;
- ret = wl1271_chip_wakeup(wl);
- if (ret < 0)
- goto power_off;
-
- ret = wl1271_boot(wl);
- if (ret < 0)
- goto power_off;
-
- ret = wl1271_plt_init(wl);
- if (ret < 0)
- goto irq_disable;
-
- wl->state = WL1271_STATE_PLT;
- wl1271_notice("firmware booted in PLT mode (%s)",
- wl->chip.fw_ver);
- goto out;
-
-irq_disable:
- wl1271_disable_interrupts(wl);
- mutex_unlock(&wl->mutex);
- /* Unlocking the mutex in the middle of handling is
- inherently unsafe. In this case we deem it safe to do,
- because we need to let any possibly pending IRQ out of
- the system (and while we are WL1271_STATE_OFF the IRQ
- work function will not do anything.) Also, any other
- possible concurrent operations will fail due to the
- current state, hence the wl1271 struct should be safe. */
- cancel_work_sync(&wl->irq_work);
- mutex_lock(&wl->mutex);
-power_off:
- wl1271_power_off(wl);
- }
-
- wl1271_error("firmware boot in PLT mode failed despite %d retries",
- WL1271_BOOT_RETRIES);
-out:
- mutex_unlock(&wl->mutex);
-
- return ret;
-}
-
-int wl1271_plt_stop(struct wl1271 *wl)
-{
- int ret = 0;
-
- mutex_lock(&wl->mutex);
-
- wl1271_notice("power down");
-
- if (wl->state != WL1271_STATE_PLT) {
- wl1271_error("cannot power down because not in PLT "
- "state: %d", wl->state);
- ret = -EBUSY;
- goto out;
- }
-
- wl1271_disable_interrupts(wl);
- wl1271_power_off(wl);
-
- wl->state = WL1271_STATE_OFF;
- wl->rx_counter = 0;
-
-out:
- mutex_unlock(&wl->mutex);
-
- cancel_work_sync(&wl->irq_work);
- cancel_work_sync(&wl->recovery_work);
-
- return ret;
-}
-
-static int wl1271_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
- struct wl1271 *wl = hw->priv;
- struct ieee80211_conf *conf = &hw->conf;
- struct ieee80211_tx_info *txinfo = IEEE80211_SKB_CB(skb);
- struct ieee80211_sta *sta = txinfo->control.sta;
- unsigned long flags;
-
- /*
- * peek into the rates configured in the STA entry.
- * The rates set after connection stage, The first block only BG sets:
- * the compare is for bit 0-16 of sta_rate_set. The second block add
- * HT rates in case of HT supported.
- */
- spin_lock_irqsave(&wl->wl_lock, flags);
- if (sta &&
- (sta->supp_rates[conf->channel->band] !=
- (wl->sta_rate_set & HW_BG_RATES_MASK))) {
- wl->sta_rate_set = sta->supp_rates[conf->channel->band];
- set_bit(WL1271_FLAG_STA_RATES_CHANGED, &wl->flags);
- }
-
-#ifdef CONFIG_WL1271_HT
- if (sta &&
- sta->ht_cap.ht_supported &&
- ((wl->sta_rate_set >> HW_HT_RATES_OFFSET) !=
- sta->ht_cap.mcs.rx_mask[0])) {
- /* Clean MCS bits before setting them */
- wl->sta_rate_set &= HW_BG_RATES_MASK;
- wl->sta_rate_set |=
- (sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET);
- set_bit(WL1271_FLAG_STA_RATES_CHANGED, &wl->flags);
- }
-#endif
- spin_unlock_irqrestore(&wl->wl_lock, flags);
-
- /* queue the packet */
- skb_queue_tail(&wl->tx_queue, skb);
-
- /*
- * The chip specific setup must run before the first TX packet -
- * before that, the tx_work will not be initialized!
- */
-
- if (!test_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags))
- ieee80211_queue_work(wl->hw, &wl->tx_work);
-
- /*
- * The workqueue is slow to process the tx_queue and we need stop
- * the queue here, otherwise the queue will get too long.
- */
- if (skb_queue_len(&wl->tx_queue) >= WL1271_TX_QUEUE_HIGH_WATERMARK) {
- wl1271_debug(DEBUG_TX, "op_tx: stopping queues");
-
- spin_lock_irqsave(&wl->wl_lock, flags);
- ieee80211_stop_queues(wl->hw);
- set_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags);
- spin_unlock_irqrestore(&wl->wl_lock, flags);
- }
-
- return NETDEV_TX_OK;
-}
-
-static struct notifier_block wl1271_dev_notifier = {
- .notifier_call = wl1271_dev_notify,
-};
-
-static int wl1271_op_start(struct ieee80211_hw *hw)
-{
- wl1271_debug(DEBUG_MAC80211, "mac80211 start");
-
- /*
- * We have to delay the booting of the hardware because
- * we need to know the local MAC address before downloading and
- * initializing the firmware. The MAC address cannot be changed
- * after boot, and without the proper MAC address, the firmware
- * will not function properly.
- *
- * The MAC address is first known when the corresponding interface
- * is added. That is where we will initialize the hardware.
- */
-
- return 0;
-}
-
-static void wl1271_op_stop(struct ieee80211_hw *hw)
-{
- wl1271_debug(DEBUG_MAC80211, "mac80211 stop");
-}
-
-static int wl1271_op_add_interface(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif)
-{
- struct wl1271 *wl = hw->priv;
- struct wiphy *wiphy = hw->wiphy;
- int retries = WL1271_BOOT_RETRIES;
- int ret = 0;
- bool booted = false;
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 add interface type %d mac %pM",
- vif->type, vif->addr);
-
- mutex_lock(&wl->mutex);
- if (wl->vif) {
- wl1271_debug(DEBUG_MAC80211,
- "multiple vifs are not supported yet");
- ret = -EBUSY;
- goto out;
- }
-
- switch (vif->type) {
- case NL80211_IFTYPE_STATION:
- wl->bss_type = BSS_TYPE_STA_BSS;
- wl->set_bss_type = BSS_TYPE_STA_BSS;
- break;
- case NL80211_IFTYPE_ADHOC:
- wl->bss_type = BSS_TYPE_IBSS;
- wl->set_bss_type = BSS_TYPE_STA_BSS;
- break;
- default:
- ret = -EOPNOTSUPP;
- goto out;
- }
-
- memcpy(wl->mac_addr, vif->addr, ETH_ALEN);
-
- if (wl->state != WL1271_STATE_OFF) {
- wl1271_error("cannot start because not in off state: %d",
- wl->state);
- ret = -EBUSY;
- goto out;
- }
-
- while (retries) {
- retries--;
- ret = wl1271_chip_wakeup(wl);
- if (ret < 0)
- goto power_off;
-
- ret = wl1271_boot(wl);
- if (ret < 0)
- goto power_off;
-
- ret = wl1271_hw_init(wl);
- if (ret < 0)
- goto irq_disable;
-
- booted = true;
- break;
-
-irq_disable:
- wl1271_disable_interrupts(wl);
- mutex_unlock(&wl->mutex);
- /* Unlocking the mutex in the middle of handling is
- inherently unsafe. In this case we deem it safe to do,
- because we need to let any possibly pending IRQ out of
- the system (and while we are WL1271_STATE_OFF the IRQ
- work function will not do anything.) Also, any other
- possible concurrent operations will fail due to the
- current state, hence the wl1271 struct should be safe. */
- cancel_work_sync(&wl->irq_work);
- mutex_lock(&wl->mutex);
-power_off:
- wl1271_power_off(wl);
- }
-
- if (!booted) {
- wl1271_error("firmware boot failed despite %d retries",
- WL1271_BOOT_RETRIES);
- goto out;
- }
-
- wl->vif = vif;
- wl->state = WL1271_STATE_ON;
- wl1271_info("firmware booted (%s)", wl->chip.fw_ver);
-
- /* update hw/fw version info in wiphy struct */
- wiphy->hw_version = wl->chip.id;
- strncpy(wiphy->fw_version, wl->chip.fw_ver,
- sizeof(wiphy->fw_version));
-
-out:
- mutex_unlock(&wl->mutex);
-
- if (!ret)
- list_add(&wl->list, &wl_list);
-
- return ret;
-}
-
-static void __wl1271_op_remove_interface(struct wl1271 *wl)
-{
- int i;
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 remove interface");
-
- wl1271_info("down");
-
- list_del(&wl->list);
-
- WARN_ON(wl->state != WL1271_STATE_ON);
-
- /* enable dyn ps just in case (if left on due to fw crash etc) */
- if (wl->bss_type == BSS_TYPE_STA_BSS)
- ieee80211_enable_dyn_ps(wl->vif);
-
- if (wl->scan.state != WL1271_SCAN_STATE_IDLE) {
- wl->scan.state = WL1271_SCAN_STATE_IDLE;
- kfree(wl->scan.scanned_ch);
- wl->scan.scanned_ch = NULL;
- wl->scan.req = NULL;
- ieee80211_scan_completed(wl->hw, true);
- }
-
- wl->state = WL1271_STATE_OFF;
-
- wl1271_disable_interrupts(wl);
-
- mutex_unlock(&wl->mutex);
-
- cancel_delayed_work_sync(&wl->scan_complete_work);
- cancel_work_sync(&wl->irq_work);
- cancel_work_sync(&wl->tx_work);
- cancel_delayed_work_sync(&wl->pspoll_work);
- cancel_delayed_work_sync(&wl->elp_work);
-
- mutex_lock(&wl->mutex);
-
- /* let's notify MAC80211 about the remaining pending TX frames */
- wl1271_tx_reset(wl);
- wl1271_power_off(wl);
-
- memset(wl->bssid, 0, ETH_ALEN);
- memset(wl->ssid, 0, IW_ESSID_MAX_SIZE + 1);
- wl->ssid_len = 0;
- wl->bss_type = MAX_BSS_TYPE;
- wl->set_bss_type = MAX_BSS_TYPE;
- wl->band = IEEE80211_BAND_2GHZ;
-
- wl->rx_counter = 0;
- wl->psm_entry_retry = 0;
- wl->power_level = WL1271_DEFAULT_POWER_LEVEL;
- wl->tx_blocks_available = 0;
- wl->tx_results_count = 0;
- wl->tx_packets_count = 0;
- wl->tx_security_last_seq = 0;
- wl->tx_security_seq = 0;
- wl->time_offset = 0;
- wl->session_counter = 0;
- wl->rate_set = CONF_TX_RATE_MASK_BASIC;
- wl->sta_rate_set = 0;
- wl->flags = 0;
- wl->vif = NULL;
- wl->filters = 0;
-
- for (i = 0; i < NUM_TX_QUEUES; i++)
- wl->tx_blocks_freed[i] = 0;
-
- wl1271_debugfs_reset(wl);
-
- kfree(wl->fw_status);
- wl->fw_status = NULL;
- kfree(wl->tx_res_if);
- wl->tx_res_if = NULL;
- kfree(wl->target_mem_map);
- wl->target_mem_map = NULL;
-}
-
-static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif)
-{
- struct wl1271 *wl = hw->priv;
-
- mutex_lock(&wl->mutex);
- WARN_ON(wl->vif != vif);
- __wl1271_op_remove_interface(wl);
- mutex_unlock(&wl->mutex);
-
- cancel_work_sync(&wl->recovery_work);
-}
-
-static void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters)
-{
- wl->rx_config = WL1271_DEFAULT_RX_CONFIG;
- wl->rx_filter = WL1271_DEFAULT_RX_FILTER;
-
- /* combine requested filters with current filter config */
- filters = wl->filters | filters;
-
- wl1271_debug(DEBUG_FILTERS, "RX filters set: ");
-
- if (filters & FIF_PROMISC_IN_BSS) {
- wl1271_debug(DEBUG_FILTERS, " - FIF_PROMISC_IN_BSS");
- wl->rx_config &= ~CFG_UNI_FILTER_EN;
- wl->rx_config |= CFG_BSSID_FILTER_EN;
- }
- if (filters & FIF_BCN_PRBRESP_PROMISC) {
- wl1271_debug(DEBUG_FILTERS, " - FIF_BCN_PRBRESP_PROMISC");
- wl->rx_config &= ~CFG_BSSID_FILTER_EN;
- wl->rx_config &= ~CFG_SSID_FILTER_EN;
- }
- if (filters & FIF_OTHER_BSS) {
- wl1271_debug(DEBUG_FILTERS, " - FIF_OTHER_BSS");
- wl->rx_config &= ~CFG_BSSID_FILTER_EN;
- }
- if (filters & FIF_CONTROL) {
- wl1271_debug(DEBUG_FILTERS, " - FIF_CONTROL");
- wl->rx_filter |= CFG_RX_CTL_EN;
- }
- if (filters & FIF_FCSFAIL) {
- wl1271_debug(DEBUG_FILTERS, " - FIF_FCSFAIL");
- wl->rx_filter |= CFG_RX_FCS_ERROR;
- }
-}
-
-static int wl1271_dummy_join(struct wl1271 *wl)
-{
- int ret = 0;
- /* we need to use a dummy BSSID for now */
- static const u8 dummy_bssid[ETH_ALEN] = { 0x0b, 0xad, 0xde,
- 0xad, 0xbe, 0xef };
-
- memcpy(wl->bssid, dummy_bssid, ETH_ALEN);
-
- /* pass through frames from all BSS */
- wl1271_configure_filters(wl, FIF_OTHER_BSS);
-
- ret = wl1271_cmd_join(wl, wl->set_bss_type);
- if (ret < 0)
- goto out;
-
- set_bit(WL1271_FLAG_JOINED, &wl->flags);
-
-out:
- return ret;
-}
-
-static int wl1271_join(struct wl1271 *wl, bool set_assoc)
-{
- int ret;
-
- /*
- * One of the side effects of the JOIN command is that is clears
- * WPA/WPA2 keys from the chipset. Performing a JOIN while associated
- * to a WPA/WPA2 access point will therefore kill the data-path.
- * Currently there is no supported scenario for JOIN during
- * association - if it becomes a supported scenario, the WPA/WPA2 keys
- * must be handled somehow.
- *
- */
- if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
- wl1271_info("JOIN while associated.");
-
- if (set_assoc)
- set_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags);
-
- ret = wl1271_cmd_join(wl, wl->set_bss_type);
- if (ret < 0)
- goto out;
-
- set_bit(WL1271_FLAG_JOINED, &wl->flags);
-
- if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
- goto out;
-
- /*
- * The join command disable the keep-alive mode, shut down its process,
- * and also clear the template config, so we need to reset it all after
- * the join. The acx_aid starts the keep-alive process, and the order
- * of the commands below is relevant.
- */
- ret = wl1271_acx_keep_alive_mode(wl, true);
- if (ret < 0)
- goto out;
-
- ret = wl1271_acx_aid(wl, wl->aid);
- if (ret < 0)
- goto out;
-
- ret = wl1271_cmd_build_klv_null_data(wl);
- if (ret < 0)
- goto out;
-
- ret = wl1271_acx_keep_alive_config(wl, CMD_TEMPL_KLV_IDX_NULL_DATA,
- ACX_KEEP_ALIVE_TPL_VALID);
- if (ret < 0)
- goto out;
-
-out:
- return ret;
-}
-
-static int wl1271_unjoin(struct wl1271 *wl)
-{
- int ret;
-
- /* to stop listening to a channel, we disconnect */
- ret = wl1271_cmd_disconnect(wl);
- if (ret < 0)
- goto out;
-
- clear_bit(WL1271_FLAG_JOINED, &wl->flags);
- memset(wl->bssid, 0, ETH_ALEN);
-
- /* stop filterting packets based on bssid */
- wl1271_configure_filters(wl, FIF_OTHER_BSS);
-
-out:
- return ret;
-}
-
-static void wl1271_set_band_rate(struct wl1271 *wl)
-{
- if (wl->band == IEEE80211_BAND_2GHZ)
- wl->basic_rate_set = wl->conf.tx.basic_rate;
- else
- wl->basic_rate_set = wl->conf.tx.basic_rate_5;
-}
-
-static u32 wl1271_min_rate_get(struct wl1271 *wl)
-{
- int i;
- u32 rate = 0;
-
- if (!wl->basic_rate_set) {
- WARN_ON(1);
- wl->basic_rate_set = wl->conf.tx.basic_rate;
- }
-
- for (i = 0; !rate; i++) {
- if ((wl->basic_rate_set >> i) & 0x1)
- rate = 1 << i;
- }
-
- return rate;
-}
-
-static int wl1271_handle_idle(struct wl1271 *wl, bool idle)
-{
- int ret;
-
- if (idle) {
- if (test_bit(WL1271_FLAG_JOINED, &wl->flags)) {
- ret = wl1271_unjoin(wl);
- if (ret < 0)
- goto out;
- }
- wl->rate_set = wl1271_min_rate_get(wl);
- wl->sta_rate_set = 0;
- ret = wl1271_acx_rate_policies(wl);
- if (ret < 0)
- goto out;
- ret = wl1271_acx_keep_alive_config(
- wl, CMD_TEMPL_KLV_IDX_NULL_DATA,
- ACX_KEEP_ALIVE_TPL_INVALID);
- if (ret < 0)
- goto out;
- set_bit(WL1271_FLAG_IDLE, &wl->flags);
- } else {
- /* increment the session counter */
- wl->session_counter++;
- if (wl->session_counter >= SESSION_COUNTER_MAX)
- wl->session_counter = 0;
- ret = wl1271_dummy_join(wl);
- if (ret < 0)
- goto out;
- clear_bit(WL1271_FLAG_IDLE, &wl->flags);
- }
-
-out:
- return ret;
-}
-
-static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed)
-{
- struct wl1271 *wl = hw->priv;
- struct ieee80211_conf *conf = &hw->conf;
- int channel, ret = 0;
-
- channel = ieee80211_frequency_to_channel(conf->channel->center_freq);
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 config ch %d psm %s power %d %s",
- channel,
- conf->flags & IEEE80211_CONF_PS ? "on" : "off",
- conf->power_level,
- conf->flags & IEEE80211_CONF_IDLE ? "idle" : "in use");
-
- /*
- * mac80211 will go to idle nearly immediately after transmitting some
- * frames, such as the deauth. To make sure those frames reach the air,
- * wait here until the TX queue is fully flushed.
- */
- if ((changed & IEEE80211_CONF_CHANGE_IDLE) &&
- (conf->flags & IEEE80211_CONF_IDLE))
- wl1271_tx_flush(wl);
-
- mutex_lock(&wl->mutex);
-
- if (unlikely(wl->state == WL1271_STATE_OFF)) {
- ret = -EAGAIN;
- goto out;
- }
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- /* if the channel changes while joined, join again */
- if (changed & IEEE80211_CONF_CHANGE_CHANNEL &&
- ((wl->band != conf->channel->band) ||
- (wl->channel != channel))) {
- wl->band = conf->channel->band;
- wl->channel = channel;
-
- /*
- * FIXME: the mac80211 should really provide a fixed rate
- * to use here. for now, just use the smallest possible rate
- * for the band as a fixed rate for association frames and
- * other control messages.
- */
- if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
- wl1271_set_band_rate(wl);
-
- wl->basic_rate = wl1271_min_rate_get(wl);
- ret = wl1271_acx_rate_policies(wl);
- if (ret < 0)
- wl1271_warning("rate policy for update channel "
- "failed %d", ret);
-
- if (test_bit(WL1271_FLAG_JOINED, &wl->flags)) {
- ret = wl1271_join(wl, false);
- if (ret < 0)
- wl1271_warning("cmd join to update channel "
- "failed %d", ret);
- }
- }
-
- if (changed & IEEE80211_CONF_CHANGE_IDLE) {
- ret = wl1271_handle_idle(wl, conf->flags & IEEE80211_CONF_IDLE);
- if (ret < 0)
- wl1271_warning("idle mode change failed %d", ret);
- }
-
- /*
- * if mac80211 changes the PSM mode, make sure the mode is not
- * incorrectly changed after the pspoll failure active window.
- */
- if (changed & IEEE80211_CONF_CHANGE_PS)
- clear_bit(WL1271_FLAG_PSPOLL_FAILURE, &wl->flags);
-
- if (conf->flags & IEEE80211_CONF_PS &&
- !test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags)) {
- set_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags);
-
- /*
- * We enter PSM only if we're already associated.
- * If we're not, we'll enter it when joining an SSID,
- * through the bss_info_changed() hook.
- */
- if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) {
- wl1271_debug(DEBUG_PSM, "psm enabled");
- ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE,
- wl->basic_rate, true);
- }
- } else if (!(conf->flags & IEEE80211_CONF_PS) &&
- test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags)) {
- wl1271_debug(DEBUG_PSM, "psm disabled");
-
- clear_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags);
-
- if (test_bit(WL1271_FLAG_PSM, &wl->flags))
- ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE,
- wl->basic_rate, true);
- }
-
- if (conf->power_level != wl->power_level) {
- ret = wl1271_acx_tx_power(wl, conf->power_level);
- if (ret < 0)
- goto out_sleep;
-
- wl->power_level = conf->power_level;
- }
-
-out_sleep:
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-
- return ret;
-}
-
-struct wl1271_filter_params {
- bool enabled;
- int mc_list_length;
- u8 mc_list[ACX_MC_ADDRESS_GROUP_MAX][ETH_ALEN];
-};
-
-static u64 wl1271_op_prepare_multicast(struct ieee80211_hw *hw,
- struct netdev_hw_addr_list *mc_list)
-{
- struct wl1271_filter_params *fp;
- struct netdev_hw_addr *ha;
- struct wl1271 *wl = hw->priv;
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- return 0;
-
- fp = kzalloc(sizeof(*fp), GFP_ATOMIC);
- if (!fp) {
- wl1271_error("Out of memory setting filters.");
- return 0;
- }
-
- /* update multicast filtering parameters */
- fp->mc_list_length = 0;
- if (netdev_hw_addr_list_count(mc_list) > ACX_MC_ADDRESS_GROUP_MAX) {
- fp->enabled = false;
- } else {
- fp->enabled = true;
- netdev_hw_addr_list_for_each(ha, mc_list) {
- memcpy(fp->mc_list[fp->mc_list_length],
- ha->addr, ETH_ALEN);
- fp->mc_list_length++;
- }
- }
-
- return (u64)(unsigned long)fp;
-}
-
-#define WL1271_SUPPORTED_FILTERS (FIF_PROMISC_IN_BSS | \
- FIF_ALLMULTI | \
- FIF_FCSFAIL | \
- FIF_BCN_PRBRESP_PROMISC | \
- FIF_CONTROL | \
- FIF_OTHER_BSS)
-
-static void wl1271_op_configure_filter(struct ieee80211_hw *hw,
- unsigned int changed,
- unsigned int *total, u64 multicast)
-{
- struct wl1271_filter_params *fp = (void *)(unsigned long)multicast;
- struct wl1271 *wl = hw->priv;
- int ret;
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 configure filter");
-
- mutex_lock(&wl->mutex);
-
- *total &= WL1271_SUPPORTED_FILTERS;
- changed &= WL1271_SUPPORTED_FILTERS;
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
-
- if (*total & FIF_ALLMULTI)
- ret = wl1271_acx_group_address_tbl(wl, false, NULL, 0);
- else if (fp)
- ret = wl1271_acx_group_address_tbl(wl, fp->enabled,
- fp->mc_list,
- fp->mc_list_length);
- if (ret < 0)
- goto out_sleep;
-
- /* determine, whether supported filter values have changed */
- if (changed == 0)
- goto out_sleep;
-
- /* configure filters */
- wl->filters = *total;
- wl1271_configure_filters(wl, 0);
-
- /* apply configured filters */
- ret = wl1271_acx_rx_config(wl, wl->rx_config, wl->rx_filter);
- if (ret < 0)
- goto out_sleep;
-
-out_sleep:
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
- kfree(fp);
-}
-
-static int wl1271_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
- struct ieee80211_vif *vif,
- struct ieee80211_sta *sta,
- struct ieee80211_key_conf *key_conf)
-{
- struct wl1271 *wl = hw->priv;
- const u8 *addr;
- int ret;
- u32 tx_seq_32 = 0;
- u16 tx_seq_16 = 0;
- u8 key_type;
-
- static const u8 bcast_addr[ETH_ALEN] =
- { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 set key");
-
- addr = sta ? sta->addr : bcast_addr;
-
- wl1271_debug(DEBUG_CRYPT, "CMD: 0x%x", cmd);
- wl1271_dump(DEBUG_CRYPT, "ADDR: ", addr, ETH_ALEN);
- wl1271_debug(DEBUG_CRYPT, "Key: algo:0x%x, id:%d, len:%d flags 0x%x",
- key_conf->cipher, key_conf->keyidx,
- key_conf->keylen, key_conf->flags);
- wl1271_dump(DEBUG_CRYPT, "KEY: ", key_conf->key, key_conf->keylen);
-
- if (is_zero_ether_addr(addr)) {
- /* We dont support TX only encryption */
- ret = -EOPNOTSUPP;
- goto out;
- }
-
- mutex_lock(&wl->mutex);
-
- if (unlikely(wl->state == WL1271_STATE_OFF)) {
- ret = -EAGAIN;
- goto out_unlock;
- }
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out_unlock;
-
- switch (key_conf->cipher) {
- case WLAN_CIPHER_SUITE_WEP40:
- case WLAN_CIPHER_SUITE_WEP104:
- key_type = KEY_WEP;
-
- key_conf->hw_key_idx = key_conf->keyidx;
- break;
- case WLAN_CIPHER_SUITE_TKIP:
- key_type = KEY_TKIP;
-
- key_conf->hw_key_idx = key_conf->keyidx;
- tx_seq_32 = WL1271_TX_SECURITY_HI32(wl->tx_security_seq);
- tx_seq_16 = WL1271_TX_SECURITY_LO16(wl->tx_security_seq);
- break;
- case WLAN_CIPHER_SUITE_CCMP:
- key_type = KEY_AES;
-
- key_conf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
- tx_seq_32 = WL1271_TX_SECURITY_HI32(wl->tx_security_seq);
- tx_seq_16 = WL1271_TX_SECURITY_LO16(wl->tx_security_seq);
- break;
- case WL1271_CIPHER_SUITE_GEM:
- key_type = KEY_GEM;
- tx_seq_32 = WL1271_TX_SECURITY_HI32(wl->tx_security_seq);
- tx_seq_16 = WL1271_TX_SECURITY_LO16(wl->tx_security_seq);
- break;
- default:
- wl1271_error("Unknown key algo 0x%x", key_conf->cipher);
-
- ret = -EOPNOTSUPP;
- goto out_sleep;
- }
-
- switch (cmd) {
- case SET_KEY:
- ret = wl1271_cmd_set_key(wl, KEY_ADD_OR_REPLACE,
- key_conf->keyidx, key_type,
- key_conf->keylen, key_conf->key,
- addr, tx_seq_32, tx_seq_16);
- if (ret < 0) {
- wl1271_error("Could not add or replace key");
- goto out_sleep;
- }
-
- /* the default WEP key needs to be configured at least once */
- if (key_type == KEY_WEP) {
- ret = wl1271_cmd_set_default_wep_key(wl,
- wl->default_key);
- if (ret < 0)
- goto out_sleep;
- }
- break;
-
- case DISABLE_KEY:
- /* The wl1271 does not allow to remove unicast keys - they
- will be cleared automatically on next CMD_JOIN. Ignore the
- request silently, as we dont want the mac80211 to emit
- an error message. */
- if (!is_broadcast_ether_addr(addr))
- break;
-
- ret = wl1271_cmd_set_key(wl, KEY_REMOVE,
- key_conf->keyidx, key_type,
- key_conf->keylen, key_conf->key,
- addr, 0, 0);
- if (ret < 0) {
- wl1271_error("Could not remove key");
- goto out_sleep;
- }
- break;
-
- default:
- wl1271_error("Unsupported key cmd 0x%x", cmd);
- ret = -EOPNOTSUPP;
- break;
- }
-
-out_sleep:
- wl1271_ps_elp_sleep(wl);
-
-out_unlock:
- mutex_unlock(&wl->mutex);
-
-out:
- return ret;
-}
-
-static int wl1271_op_hw_scan(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- struct cfg80211_scan_request *req)
-{
- struct wl1271 *wl = hw->priv;
- int ret;
- u8 *ssid = NULL;
- size_t len = 0;
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 hw scan");
-
- if (req->n_ssids) {
- ssid = req->ssids[0].ssid;
- len = req->ssids[0].ssid_len;
- }
-
- mutex_lock(&wl->mutex);
-
- if (wl->state == WL1271_STATE_OFF) {
- /*
- * We cannot return -EBUSY here because cfg80211 will expect
- * a call to ieee80211_scan_completed if we do - in this case
- * there won't be any call.
- */
- ret = -EAGAIN;
- goto out;
- }
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- ret = wl1271_scan(hw->priv, ssid, len, req);
-
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-
- return ret;
-}
-
-static int wl1271_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
-{
- struct wl1271 *wl = hw->priv;
- int ret = 0;
-
- mutex_lock(&wl->mutex);
-
- if (unlikely(wl->state == WL1271_STATE_OFF)) {
- ret = -EAGAIN;
- goto out;
- }
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- ret = wl1271_acx_rts_threshold(wl, (u16) value);
- if (ret < 0)
- wl1271_warning("wl1271_op_set_rts_threshold failed: %d", ret);
-
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-
- return ret;
-}
-
-static void wl1271_ssid_set(struct wl1271 *wl, struct sk_buff *beacon)
-{
- u8 *ptr = beacon->data +
- offsetof(struct ieee80211_mgmt, u.beacon.variable);
-
- /* find the location of the ssid in the beacon */
- while (ptr < beacon->data + beacon->len) {
- if (ptr[0] == WLAN_EID_SSID) {
- wl->ssid_len = ptr[1];
- memcpy(wl->ssid, ptr+2, wl->ssid_len);
- return;
- }
- ptr += ptr[1];
- }
- wl1271_error("ad-hoc beacon template has no SSID!\n");
-}
-
-static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- struct ieee80211_bss_conf *bss_conf,
- u32 changed)
-{
- enum wl1271_cmd_ps_mode mode;
- struct wl1271 *wl = hw->priv;
- struct ieee80211_sta *sta = ieee80211_find_sta(vif, bss_conf->bssid);
- bool do_join = false;
- bool set_assoc = false;
- int ret;
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 bss info changed");
-
- mutex_lock(&wl->mutex);
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- if ((changed & BSS_CHANGED_BEACON_INT) &&
- (wl->bss_type == BSS_TYPE_IBSS)) {
- wl1271_debug(DEBUG_ADHOC, "ad-hoc beacon interval updated: %d",
- bss_conf->beacon_int);
-
- wl->beacon_int = bss_conf->beacon_int;
- do_join = true;
- }
-
- if ((changed & BSS_CHANGED_BEACON) &&
- (wl->bss_type == BSS_TYPE_IBSS)) {
- struct sk_buff *beacon = ieee80211_beacon_get(hw, vif);
-
- wl1271_debug(DEBUG_ADHOC, "ad-hoc beacon updated");
-
- if (beacon) {
- struct ieee80211_hdr *hdr;
-
- wl1271_ssid_set(wl, beacon);
- ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON,
- beacon->data,
- beacon->len, 0,
- wl1271_min_rate_get(wl));
-
- if (ret < 0) {
- dev_kfree_skb(beacon);
- goto out_sleep;
- }
-
- hdr = (struct ieee80211_hdr *) beacon->data;
- hdr->frame_control = cpu_to_le16(
- IEEE80211_FTYPE_MGMT |
- IEEE80211_STYPE_PROBE_RESP);
-
- ret = wl1271_cmd_template_set(wl,
- CMD_TEMPL_PROBE_RESPONSE,
- beacon->data,
- beacon->len, 0,
- wl1271_min_rate_get(wl));
- dev_kfree_skb(beacon);
- if (ret < 0)
- goto out_sleep;
-
- /* Need to update the SSID (for filtering etc) */
- do_join = true;
- }
- }
-
- if ((changed & BSS_CHANGED_BEACON_ENABLED) &&
- (wl->bss_type == BSS_TYPE_IBSS)) {
- wl1271_debug(DEBUG_ADHOC, "ad-hoc beaconing: %s",
- bss_conf->enable_beacon ? "enabled" : "disabled");
-
- if (bss_conf->enable_beacon)
- wl->set_bss_type = BSS_TYPE_IBSS;
- else
- wl->set_bss_type = BSS_TYPE_STA_BSS;
- do_join = true;
- }
-
- if (changed & BSS_CHANGED_CQM) {
- bool enable = false;
- if (bss_conf->cqm_rssi_thold)
- enable = true;
- ret = wl1271_acx_rssi_snr_trigger(wl, enable,
- bss_conf->cqm_rssi_thold,
- bss_conf->cqm_rssi_hyst);
- if (ret < 0)
- goto out;
- wl->rssi_thold = bss_conf->cqm_rssi_thold;
- }
-
- if ((changed & BSS_CHANGED_BSSID) &&
- /*
- * Now we know the correct bssid, so we send a new join command
- * and enable the BSSID filter
- */
- memcmp(wl->bssid, bss_conf->bssid, ETH_ALEN)) {
- memcpy(wl->bssid, bss_conf->bssid, ETH_ALEN);
-
- ret = wl1271_cmd_build_null_data(wl);
- if (ret < 0)
- goto out_sleep;
-
- ret = wl1271_build_qos_null_data(wl);
- if (ret < 0)
- goto out_sleep;
-
- /* filter out all packets not from this BSSID */
- wl1271_configure_filters(wl, 0);
-
- /* Need to update the BSSID (for filtering etc) */
- do_join = true;
- }
-
- if (changed & BSS_CHANGED_ASSOC) {
- if (bss_conf->assoc) {
- u32 rates;
- wl->aid = bss_conf->aid;
- set_assoc = true;
-
- wl->ps_poll_failures = 0;
-
- /*
- * use basic rates from AP, and determine lowest rate
- * to use with control frames.
- */
- rates = bss_conf->basic_rates;
- wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl,
- rates);
- wl->basic_rate = wl1271_min_rate_get(wl);
- ret = wl1271_acx_rate_policies(wl);
- if (ret < 0)
- goto out_sleep;
-
- /*
- * with wl1271, we don't need to update the
- * beacon_int and dtim_period, because the firmware
- * updates it by itself when the first beacon is
- * received after a join.
- */
- ret = wl1271_cmd_build_ps_poll(wl, wl->aid);
- if (ret < 0)
- goto out_sleep;
-
- /*
- * The SSID is intentionally set to NULL here - the
- * firmware will set the probe request with a
- * broadcast SSID regardless of what we set in the
- * template.
- */
- ret = wl1271_cmd_build_probe_req(wl, NULL, 0,
- NULL, 0, wl->band);
-
- /* enable the connection monitoring feature */
- ret = wl1271_acx_conn_monit_params(wl, true);
- if (ret < 0)
- goto out_sleep;
-
- /* If we want to go in PSM but we're not there yet */
- if (test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags) &&
- !test_bit(WL1271_FLAG_PSM, &wl->flags)) {
- mode = STATION_POWER_SAVE_MODE;
- ret = wl1271_ps_set_mode(wl, mode,
- wl->basic_rate,
- true);
- if (ret < 0)
- goto out_sleep;
- }
- } else {
- /* use defaults when not associated */
- clear_bit(WL1271_FLAG_STA_STATE_SENT, &wl->flags);
- clear_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags);
- wl->aid = 0;
-
- /* re-enable dynamic ps - just in case */
- ieee80211_enable_dyn_ps(wl->vif);
-
- /* revert back to minimum rates for the current band */
- wl1271_set_band_rate(wl);
- wl->basic_rate = wl1271_min_rate_get(wl);
- ret = wl1271_acx_rate_policies(wl);
- if (ret < 0)
- goto out_sleep;
-
- /* disable connection monitor features */
- ret = wl1271_acx_conn_monit_params(wl, false);
-
- /* Disable the keep-alive feature */
- ret = wl1271_acx_keep_alive_mode(wl, false);
-
- if (ret < 0)
- goto out_sleep;
- }
-
- }
-
- if (changed & BSS_CHANGED_ERP_SLOT) {
- if (bss_conf->use_short_slot)
- ret = wl1271_acx_slot(wl, SLOT_TIME_SHORT);
- else
- ret = wl1271_acx_slot(wl, SLOT_TIME_LONG);
- if (ret < 0) {
- wl1271_warning("Set slot time failed %d", ret);
- goto out_sleep;
- }
- }
-
- if (changed & BSS_CHANGED_ERP_PREAMBLE) {
- if (bss_conf->use_short_preamble)
- wl1271_acx_set_preamble(wl, ACX_PREAMBLE_SHORT);
- else
- wl1271_acx_set_preamble(wl, ACX_PREAMBLE_LONG);
- }
-
- if (changed & BSS_CHANGED_ERP_CTS_PROT) {
- if (bss_conf->use_cts_prot)
- ret = wl1271_acx_cts_protect(wl, CTSPROTECT_ENABLE);
- else
- ret = wl1271_acx_cts_protect(wl, CTSPROTECT_DISABLE);
- if (ret < 0) {
- wl1271_warning("Set ctsprotect failed %d", ret);
- goto out_sleep;
- }
- }
-
- /*
- * Takes care of: New association with HT enable,
- * HT information change in beacon.
- */
- if (sta &&
- (changed & BSS_CHANGED_HT) &&
- (bss_conf->channel_type != NL80211_CHAN_NO_HT)) {
- ret = wl1271_acx_set_ht_capabilities(wl, &sta->ht_cap, true);
- if (ret < 0) {
- wl1271_warning("Set ht cap true failed %d", ret);
- goto out_sleep;
- }
- ret = wl1271_acx_set_ht_information(wl,
- bss_conf->ht_operation_mode);
- if (ret < 0) {
- wl1271_warning("Set ht information failed %d", ret);
- goto out_sleep;
- }
- }
- /*
- * Takes care of: New association without HT,
- * Disassociation.
- */
- else if (sta && (changed & BSS_CHANGED_ASSOC)) {
- ret = wl1271_acx_set_ht_capabilities(wl, &sta->ht_cap, false);
- if (ret < 0) {
- wl1271_warning("Set ht cap false failed %d", ret);
- goto out_sleep;
- }
- }
-
- if (changed & BSS_CHANGED_ARP_FILTER) {
- __be32 addr = bss_conf->arp_addr_list[0];
- WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS);
-
- if (bss_conf->arp_addr_cnt == 1 && bss_conf->arp_filter_enabled)
- ret = wl1271_acx_arp_ip_filter(wl, true, addr);
- else
- ret = wl1271_acx_arp_ip_filter(wl, false, addr);
-
- if (ret < 0)
- goto out_sleep;
- }
-
- if (do_join) {
- ret = wl1271_join(wl, set_assoc);
- if (ret < 0) {
- wl1271_warning("cmd join failed %d", ret);
- goto out_sleep;
- }
- }
-
-out_sleep:
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-}
-
-static int wl1271_op_conf_tx(struct ieee80211_hw *hw, u16 queue,
- const struct ieee80211_tx_queue_params *params)
-{
- struct wl1271 *wl = hw->priv;
- u8 ps_scheme;
- int ret;
-
- mutex_lock(&wl->mutex);
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 conf tx %d", queue);
-
- if (unlikely(wl->state == WL1271_STATE_OFF)) {
- ret = -EAGAIN;
- goto out;
- }
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- /* the txop is confed in units of 32us by the mac80211, we need us */
- ret = wl1271_acx_ac_cfg(wl, wl1271_tx_get_queue(queue),
- params->cw_min, params->cw_max,
- params->aifs, params->txop << 5);
- if (ret < 0)
- goto out_sleep;
-
- if (params->uapsd)
- ps_scheme = CONF_PS_SCHEME_UPSD_TRIGGER;
- else
- ps_scheme = CONF_PS_SCHEME_LEGACY;
-
- ret = wl1271_acx_tid_cfg(wl, wl1271_tx_get_queue(queue),
- CONF_CHANNEL_TYPE_EDCF,
- wl1271_tx_get_queue(queue),
- ps_scheme, CONF_ACK_POLICY_LEGACY, 0, 0);
- if (ret < 0)
- goto out_sleep;
-
-out_sleep:
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-
- return ret;
-}
-
-static u64 wl1271_op_get_tsf(struct ieee80211_hw *hw)
-{
-
- struct wl1271 *wl = hw->priv;
- u64 mactime = ULLONG_MAX;
- int ret;
-
- wl1271_debug(DEBUG_MAC80211, "mac80211 get tsf");
-
- mutex_lock(&wl->mutex);
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- ret = wl1271_acx_tsf_info(wl, &mactime);
- if (ret < 0)
- goto out_sleep;
-
-out_sleep:
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
- return mactime;
-}
-
-static int wl1271_op_get_survey(struct ieee80211_hw *hw, int idx,
- struct survey_info *survey)
-{
- struct wl1271 *wl = hw->priv;
- struct ieee80211_conf *conf = &hw->conf;
-
- if (idx != 0)
- return -ENOENT;
-
- survey->channel = conf->channel;
- survey->filled = SURVEY_INFO_NOISE_DBM;
- survey->noise = wl->noise;
-
- return 0;
-}
-
-/* can't be const, mac80211 writes to this */
-static struct ieee80211_rate wl1271_rates[] = {
- { .bitrate = 10,
- .hw_value = CONF_HW_BIT_RATE_1MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_1MBPS, },
- { .bitrate = 20,
- .hw_value = CONF_HW_BIT_RATE_2MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_2MBPS,
- .flags = IEEE80211_RATE_SHORT_PREAMBLE },
- { .bitrate = 55,
- .hw_value = CONF_HW_BIT_RATE_5_5MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_5_5MBPS,
- .flags = IEEE80211_RATE_SHORT_PREAMBLE },
- { .bitrate = 110,
- .hw_value = CONF_HW_BIT_RATE_11MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_11MBPS,
- .flags = IEEE80211_RATE_SHORT_PREAMBLE },
- { .bitrate = 60,
- .hw_value = CONF_HW_BIT_RATE_6MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_6MBPS, },
- { .bitrate = 90,
- .hw_value = CONF_HW_BIT_RATE_9MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_9MBPS, },
- { .bitrate = 120,
- .hw_value = CONF_HW_BIT_RATE_12MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_12MBPS, },
- { .bitrate = 180,
- .hw_value = CONF_HW_BIT_RATE_18MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_18MBPS, },
- { .bitrate = 240,
- .hw_value = CONF_HW_BIT_RATE_24MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_24MBPS, },
- { .bitrate = 360,
- .hw_value = CONF_HW_BIT_RATE_36MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_36MBPS, },
- { .bitrate = 480,
- .hw_value = CONF_HW_BIT_RATE_48MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_48MBPS, },
- { .bitrate = 540,
- .hw_value = CONF_HW_BIT_RATE_54MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_54MBPS, },
-};
-
-/*
- * Can't be const, mac80211 writes to this. The order of the channels here
- * is designed to improve scanning.
- */
-static struct ieee80211_channel wl1271_channels[] = {
- { .hw_value = 1, .center_freq = 2412, .max_power = 25 },
- { .hw_value = 5, .center_freq = 2432, .max_power = 25 },
- { .hw_value = 9, .center_freq = 2452, .max_power = 25 },
- { .hw_value = 13, .center_freq = 2472, .max_power = 25 },
- { .hw_value = 4, .center_freq = 2427, .max_power = 25 },
- { .hw_value = 8, .center_freq = 2447, .max_power = 25 },
- { .hw_value = 12, .center_freq = 2467, .max_power = 25 },
- { .hw_value = 3, .center_freq = 2422, .max_power = 25 },
- { .hw_value = 7, .center_freq = 2442, .max_power = 25 },
- { .hw_value = 11, .center_freq = 2462, .max_power = 25 },
- { .hw_value = 2, .center_freq = 2417, .max_power = 25 },
- { .hw_value = 6, .center_freq = 2437, .max_power = 25 },
- { .hw_value = 10, .center_freq = 2457, .max_power = 25 },
-};
-
-/* mapping to indexes for wl1271_rates */
-static const u8 wl1271_rate_to_idx_2ghz[] = {
- /* MCS rates are used only with 11n */
- 7, /* CONF_HW_RXTX_RATE_MCS7 */
- 6, /* CONF_HW_RXTX_RATE_MCS6 */
- 5, /* CONF_HW_RXTX_RATE_MCS5 */
- 4, /* CONF_HW_RXTX_RATE_MCS4 */
- 3, /* CONF_HW_RXTX_RATE_MCS3 */
- 2, /* CONF_HW_RXTX_RATE_MCS2 */
- 1, /* CONF_HW_RXTX_RATE_MCS1 */
- 0, /* CONF_HW_RXTX_RATE_MCS0 */
-
- 11, /* CONF_HW_RXTX_RATE_54 */
- 10, /* CONF_HW_RXTX_RATE_48 */
- 9, /* CONF_HW_RXTX_RATE_36 */
- 8, /* CONF_HW_RXTX_RATE_24 */
-
- /* TI-specific rate */
- CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_22 */
-
- 7, /* CONF_HW_RXTX_RATE_18 */
- 6, /* CONF_HW_RXTX_RATE_12 */
- 3, /* CONF_HW_RXTX_RATE_11 */
- 5, /* CONF_HW_RXTX_RATE_9 */
- 4, /* CONF_HW_RXTX_RATE_6 */
- 2, /* CONF_HW_RXTX_RATE_5_5 */
- 1, /* CONF_HW_RXTX_RATE_2 */
- 0 /* CONF_HW_RXTX_RATE_1 */
-};
-
-/* 11n STA capabilities */
-#define HW_RX_HIGHEST_RATE 72
-
-#ifdef CONFIG_WL1271_HT
-#define WL1271_HT_CAP { \
- .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20, \
- .ht_supported = true, \
- .ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, \
- .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, \
- .mcs = { \
- .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, \
- .rx_highest = cpu_to_le16(HW_RX_HIGHEST_RATE), \
- .tx_params = IEEE80211_HT_MCS_TX_DEFINED, \
- }, \
-}
-#else
-#define WL1271_HT_CAP { \
- .ht_supported = false, \
-}
-#endif
-
-/* can't be const, mac80211 writes to this */
-static struct ieee80211_supported_band wl1271_band_2ghz = {
- .channels = wl1271_channels,
- .n_channels = ARRAY_SIZE(wl1271_channels),
- .bitrates = wl1271_rates,
- .n_bitrates = ARRAY_SIZE(wl1271_rates),
- .ht_cap = WL1271_HT_CAP,
-};
-
-/* 5 GHz data rates for WL1273 */
-static struct ieee80211_rate wl1271_rates_5ghz[] = {
- { .bitrate = 60,
- .hw_value = CONF_HW_BIT_RATE_6MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_6MBPS, },
- { .bitrate = 90,
- .hw_value = CONF_HW_BIT_RATE_9MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_9MBPS, },
- { .bitrate = 120,
- .hw_value = CONF_HW_BIT_RATE_12MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_12MBPS, },
- { .bitrate = 180,
- .hw_value = CONF_HW_BIT_RATE_18MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_18MBPS, },
- { .bitrate = 240,
- .hw_value = CONF_HW_BIT_RATE_24MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_24MBPS, },
- { .bitrate = 360,
- .hw_value = CONF_HW_BIT_RATE_36MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_36MBPS, },
- { .bitrate = 480,
- .hw_value = CONF_HW_BIT_RATE_48MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_48MBPS, },
- { .bitrate = 540,
- .hw_value = CONF_HW_BIT_RATE_54MBPS,
- .hw_value_short = CONF_HW_BIT_RATE_54MBPS, },
-};
-
-/*
- * 5 GHz band channels for WL1273 - can't be const, mac80211 writes to this.
- * The order of the channels here is designed to improve scanning.
- */
-static struct ieee80211_channel wl1271_channels_5ghz[] = {
- { .hw_value = 183, .center_freq = 4915},
- { .hw_value = 188, .center_freq = 4940},
- { .hw_value = 8, .center_freq = 5040},
- { .hw_value = 34, .center_freq = 5170},
- { .hw_value = 44, .center_freq = 5220},
- { .hw_value = 60, .center_freq = 5300},
- { .hw_value = 112, .center_freq = 5560},
- { .hw_value = 132, .center_freq = 5660},
- { .hw_value = 157, .center_freq = 5785},
- { .hw_value = 184, .center_freq = 4920},
- { .hw_value = 189, .center_freq = 4945},
- { .hw_value = 9, .center_freq = 5045},
- { .hw_value = 36, .center_freq = 5180},
- { .hw_value = 46, .center_freq = 5230},
- { .hw_value = 64, .center_freq = 5320},
- { .hw_value = 116, .center_freq = 5580},
- { .hw_value = 136, .center_freq = 5680},
- { .hw_value = 192, .center_freq = 4960},
- { .hw_value = 11, .center_freq = 5055},
- { .hw_value = 38, .center_freq = 5190},
- { .hw_value = 48, .center_freq = 5240},
- { .hw_value = 100, .center_freq = 5500},
- { .hw_value = 120, .center_freq = 5600},
- { .hw_value = 140, .center_freq = 5700},
- { .hw_value = 185, .center_freq = 4925},
- { .hw_value = 196, .center_freq = 4980},
- { .hw_value = 12, .center_freq = 5060},
- { .hw_value = 40, .center_freq = 5200},
- { .hw_value = 52, .center_freq = 5260},
- { .hw_value = 104, .center_freq = 5520},
- { .hw_value = 124, .center_freq = 5620},
- { .hw_value = 149, .center_freq = 5745},
- { .hw_value = 161, .center_freq = 5805},
- { .hw_value = 187, .center_freq = 4935},
- { .hw_value = 7, .center_freq = 5035},
- { .hw_value = 16, .center_freq = 5080},
- { .hw_value = 42, .center_freq = 5210},
- { .hw_value = 56, .center_freq = 5280},
- { .hw_value = 108, .center_freq = 5540},
- { .hw_value = 128, .center_freq = 5640},
- { .hw_value = 153, .center_freq = 5765},
- { .hw_value = 165, .center_freq = 5825},
-};
-
-/* mapping to indexes for wl1271_rates_5ghz */
-static const u8 wl1271_rate_to_idx_5ghz[] = {
- /* MCS rates are used only with 11n */
- 7, /* CONF_HW_RXTX_RATE_MCS7 */
- 6, /* CONF_HW_RXTX_RATE_MCS6 */
- 5, /* CONF_HW_RXTX_RATE_MCS5 */
- 4, /* CONF_HW_RXTX_RATE_MCS4 */
- 3, /* CONF_HW_RXTX_RATE_MCS3 */
- 2, /* CONF_HW_RXTX_RATE_MCS2 */
- 1, /* CONF_HW_RXTX_RATE_MCS1 */
- 0, /* CONF_HW_RXTX_RATE_MCS0 */
-
- 7, /* CONF_HW_RXTX_RATE_54 */
- 6, /* CONF_HW_RXTX_RATE_48 */
- 5, /* CONF_HW_RXTX_RATE_36 */
- 4, /* CONF_HW_RXTX_RATE_24 */
-
- /* TI-specific rate */
- CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_22 */
-
- 3, /* CONF_HW_RXTX_RATE_18 */
- 2, /* CONF_HW_RXTX_RATE_12 */
- CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_11 */
- 1, /* CONF_HW_RXTX_RATE_9 */
- 0, /* CONF_HW_RXTX_RATE_6 */
- CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_5_5 */
- CONF_HW_RXTX_RATE_UNSUPPORTED, /* CONF_HW_RXTX_RATE_2 */
- CONF_HW_RXTX_RATE_UNSUPPORTED /* CONF_HW_RXTX_RATE_1 */
-};
-
-static struct ieee80211_supported_band wl1271_band_5ghz = {
- .channels = wl1271_channels_5ghz,
- .n_channels = ARRAY_SIZE(wl1271_channels_5ghz),
- .bitrates = wl1271_rates_5ghz,
- .n_bitrates = ARRAY_SIZE(wl1271_rates_5ghz),
- .ht_cap = WL1271_HT_CAP,
-};
-
-static const u8 *wl1271_band_rate_to_idx[] = {
- [IEEE80211_BAND_2GHZ] = wl1271_rate_to_idx_2ghz,
- [IEEE80211_BAND_5GHZ] = wl1271_rate_to_idx_5ghz
-};
-
-static const struct ieee80211_ops wl1271_ops = {
- .start = wl1271_op_start,
- .stop = wl1271_op_stop,
- .add_interface = wl1271_op_add_interface,
- .remove_interface = wl1271_op_remove_interface,
- .config = wl1271_op_config,
- .prepare_multicast = wl1271_op_prepare_multicast,
- .configure_filter = wl1271_op_configure_filter,
- .tx = wl1271_op_tx,
- .set_key = wl1271_op_set_key,
- .hw_scan = wl1271_op_hw_scan,
- .bss_info_changed = wl1271_op_bss_info_changed,
- .set_rts_threshold = wl1271_op_set_rts_threshold,
- .conf_tx = wl1271_op_conf_tx,
- .get_tsf = wl1271_op_get_tsf,
- .get_survey = wl1271_op_get_survey,
- CFG80211_TESTMODE_CMD(wl1271_tm_cmd)
-};
-
-
-u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band)
-{
- u8 idx;
-
- BUG_ON(band >= sizeof(wl1271_band_rate_to_idx)/sizeof(u8 *));
-
- if (unlikely(rate >= CONF_HW_RXTX_RATE_MAX)) {
- wl1271_error("Illegal RX rate from HW: %d", rate);
- return 0;
- }
-
- idx = wl1271_band_rate_to_idx[band][rate];
- if (unlikely(idx == CONF_HW_RXTX_RATE_UNSUPPORTED)) {
- wl1271_error("Unsupported RX rate from HW: %d", rate);
- return 0;
- }
-
- return idx;
-}
-
-static ssize_t wl1271_sysfs_show_bt_coex_state(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct wl1271 *wl = dev_get_drvdata(dev);
- ssize_t len;
-
- len = PAGE_SIZE;
-
- mutex_lock(&wl->mutex);
- len = snprintf(buf, len, "%d\n\n0 - off\n1 - on\n",
- wl->sg_enabled);
- mutex_unlock(&wl->mutex);
-
- return len;
-
-}
-
-static ssize_t wl1271_sysfs_store_bt_coex_state(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct wl1271 *wl = dev_get_drvdata(dev);
- unsigned long res;
- int ret;
-
- ret = strict_strtoul(buf, 10, &res);
-
- if (ret < 0) {
- wl1271_warning("incorrect value written to bt_coex_mode");
- return count;
- }
-
- mutex_lock(&wl->mutex);
-
- res = !!res;
-
- if (res == wl->sg_enabled)
- goto out;
-
- wl->sg_enabled = res;
-
- if (wl->state == WL1271_STATE_OFF)
- goto out;
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
-
- wl1271_acx_sg_enable(wl, wl->sg_enabled);
- wl1271_ps_elp_sleep(wl);
-
- out:
- mutex_unlock(&wl->mutex);
- return count;
-}
-
-static DEVICE_ATTR(bt_coex_state, S_IRUGO | S_IWUSR,
- wl1271_sysfs_show_bt_coex_state,
- wl1271_sysfs_store_bt_coex_state);
-
-static ssize_t wl1271_sysfs_show_hw_pg_ver(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct wl1271 *wl = dev_get_drvdata(dev);
- ssize_t len;
-
- len = PAGE_SIZE;
-
- mutex_lock(&wl->mutex);
- if (wl->hw_pg_ver >= 0)
- len = snprintf(buf, len, "%d\n", wl->hw_pg_ver);
- else
- len = snprintf(buf, len, "n/a\n");
- mutex_unlock(&wl->mutex);
-
- return len;
-}
-
-static DEVICE_ATTR(hw_pg_ver, S_IRUGO | S_IWUSR,
- wl1271_sysfs_show_hw_pg_ver, NULL);
-
-int wl1271_register_hw(struct wl1271 *wl)
-{
- int ret;
-
- if (wl->mac80211_registered)
- return 0;
-
- SET_IEEE80211_PERM_ADDR(wl->hw, wl->mac_addr);
-
- ret = ieee80211_register_hw(wl->hw);
- if (ret < 0) {
- wl1271_error("unable to register mac80211 hw: %d", ret);
- return ret;
- }
-
- wl->mac80211_registered = true;
-
- register_netdevice_notifier(&wl1271_dev_notifier);
-
- wl1271_notice("loaded");
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(wl1271_register_hw);
-
-void wl1271_unregister_hw(struct wl1271 *wl)
-{
- unregister_netdevice_notifier(&wl1271_dev_notifier);
- ieee80211_unregister_hw(wl->hw);
- wl->mac80211_registered = false;
-
-}
-EXPORT_SYMBOL_GPL(wl1271_unregister_hw);
-
-int wl1271_init_ieee80211(struct wl1271 *wl)
-{
- static const u32 cipher_suites[] = {
- WLAN_CIPHER_SUITE_WEP40,
- WLAN_CIPHER_SUITE_WEP104,
- WLAN_CIPHER_SUITE_TKIP,
- WLAN_CIPHER_SUITE_CCMP,
- WL1271_CIPHER_SUITE_GEM,
- };
-
- /* The tx descriptor buffer and the TKIP space. */
- wl->hw->extra_tx_headroom = WL1271_TKIP_IV_SPACE +
- sizeof(struct wl1271_tx_hw_descr);
-
- /* unit us */
- /* FIXME: find a proper value */
- wl->hw->channel_change_time = 10000;
- wl->hw->max_listen_interval = wl->conf.conn.max_listen_interval;
-
- wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
- IEEE80211_HW_BEACON_FILTER |
- IEEE80211_HW_SUPPORTS_PS |
- IEEE80211_HW_SUPPORTS_UAPSD |
- IEEE80211_HW_HAS_RATE_CONTROL |
- IEEE80211_HW_CONNECTION_MONITOR |
- IEEE80211_HW_SUPPORTS_CQM_RSSI;
-
- wl->hw->wiphy->cipher_suites = cipher_suites;
- wl->hw->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
-
- wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
- BIT(NL80211_IFTYPE_ADHOC);
- wl->hw->wiphy->max_scan_ssids = 1;
- wl->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wl1271_band_2ghz;
- wl->hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &wl1271_band_5ghz;
-
- wl->hw->queues = 4;
- wl->hw->max_rates = 1;
-
- SET_IEEE80211_DEV(wl->hw, wl1271_wl_to_dev(wl));
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(wl1271_init_ieee80211);
-
-#define WL1271_DEFAULT_CHANNEL 0
-
-struct ieee80211_hw *wl1271_alloc_hw(void)
-{
- struct ieee80211_hw *hw;
- struct platform_device *plat_dev = NULL;
- struct wl1271 *wl;
- int i, ret;
- unsigned int order;
-
- hw = ieee80211_alloc_hw(sizeof(*wl), &wl1271_ops);
- if (!hw) {
- wl1271_error("could not alloc ieee80211_hw");
- ret = -ENOMEM;
- goto err_hw_alloc;
- }
-
- plat_dev = kmemdup(&wl1271_device, sizeof(wl1271_device), GFP_KERNEL);
- if (!plat_dev) {
- wl1271_error("could not allocate platform_device");
- ret = -ENOMEM;
- goto err_plat_alloc;
- }
-
- wl = hw->priv;
- memset(wl, 0, sizeof(*wl));
-
- INIT_LIST_HEAD(&wl->list);
-
- wl->hw = hw;
- wl->plat_dev = plat_dev;
-
- skb_queue_head_init(&wl->tx_queue);
-
- INIT_DELAYED_WORK(&wl->elp_work, wl1271_elp_work);
- INIT_DELAYED_WORK(&wl->pspoll_work, wl1271_pspoll_work);
- INIT_WORK(&wl->irq_work, wl1271_irq_work);
- INIT_WORK(&wl->tx_work, wl1271_tx_work);
- INIT_WORK(&wl->recovery_work, wl1271_recovery_work);
- INIT_DELAYED_WORK(&wl->scan_complete_work, wl1271_scan_complete_work);
- wl->channel = WL1271_DEFAULT_CHANNEL;
- wl->beacon_int = WL1271_DEFAULT_BEACON_INT;
- wl->default_key = 0;
- wl->rx_counter = 0;
- wl->rx_config = WL1271_DEFAULT_RX_CONFIG;
- wl->rx_filter = WL1271_DEFAULT_RX_FILTER;
- wl->psm_entry_retry = 0;
- wl->power_level = WL1271_DEFAULT_POWER_LEVEL;
- wl->basic_rate_set = CONF_TX_RATE_MASK_BASIC;
- wl->basic_rate = CONF_TX_RATE_MASK_BASIC;
- wl->rate_set = CONF_TX_RATE_MASK_BASIC;
- wl->sta_rate_set = 0;
- wl->band = IEEE80211_BAND_2GHZ;
- wl->vif = NULL;
- wl->flags = 0;
- wl->sg_enabled = true;
- wl->hw_pg_ver = -1;
-
- memset(wl->tx_frames_map, 0, sizeof(wl->tx_frames_map));
- for (i = 0; i < ACX_TX_DESCRIPTORS; i++)
- wl->tx_frames[i] = NULL;
-
- spin_lock_init(&wl->wl_lock);
-
- wl->state = WL1271_STATE_OFF;
- mutex_init(&wl->mutex);
-
- /* Apply default driver configuration. */
- wl1271_conf_init(wl);
-
- wl1271_debugfs_init(wl);
-
- order = get_order(WL1271_AGGR_BUFFER_SIZE);
- wl->aggr_buf = (u8 *)__get_free_pages(GFP_KERNEL, order);
- if (!wl->aggr_buf) {
- ret = -ENOMEM;
- goto err_hw;
- }
-
- /* Register platform device */
- ret = platform_device_register(wl->plat_dev);
- if (ret) {
- wl1271_error("couldn't register platform device");
- goto err_aggr;
- }
- dev_set_drvdata(&wl->plat_dev->dev, wl);
-
- /* Create sysfs file to control bt coex state */
- ret = device_create_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state);
- if (ret < 0) {
- wl1271_error("failed to create sysfs file bt_coex_state");
- goto err_platform;
- }
-
- /* Create sysfs file to get HW PG version */
- ret = device_create_file(&wl->plat_dev->dev, &dev_attr_hw_pg_ver);
- if (ret < 0) {
- wl1271_error("failed to create sysfs file hw_pg_ver");
- goto err_bt_coex_state;
- }
-
- return hw;
-
-err_bt_coex_state:
- device_remove_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state);
-
-err_platform:
- platform_device_unregister(wl->plat_dev);
-
-err_aggr:
- free_pages((unsigned long)wl->aggr_buf, order);
-
-err_hw:
- wl1271_debugfs_exit(wl);
- kfree(plat_dev);
-
-err_plat_alloc:
- ieee80211_free_hw(hw);
-
-err_hw_alloc:
-
- return ERR_PTR(ret);
-}
-EXPORT_SYMBOL_GPL(wl1271_alloc_hw);
-
-int wl1271_free_hw(struct wl1271 *wl)
-{
- platform_device_unregister(wl->plat_dev);
- free_pages((unsigned long)wl->aggr_buf,
- get_order(WL1271_AGGR_BUFFER_SIZE));
- kfree(wl->plat_dev);
-
- wl1271_debugfs_exit(wl);
-
- vfree(wl->fw);
- wl->fw = NULL;
- kfree(wl->nvs);
- wl->nvs = NULL;
-
- kfree(wl->fw_status);
- kfree(wl->tx_res_if);
-
- ieee80211_free_hw(wl->hw);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(wl1271_free_hw);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Luciano Coelho <luciano.coelho@nokia.com>");
-MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include "wl1271_reg.h"
-#include "wl1271_ps.h"
-#include "wl1271_io.h"
-
-#define WL1271_WAKEUP_TIMEOUT 500
-
-void wl1271_elp_work(struct work_struct *work)
-{
- struct delayed_work *dwork;
- struct wl1271 *wl;
-
- dwork = container_of(work, struct delayed_work, work);
- wl = container_of(dwork, struct wl1271, elp_work);
-
- wl1271_debug(DEBUG_PSM, "elp work");
-
- mutex_lock(&wl->mutex);
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
-
- if (test_bit(WL1271_FLAG_IN_ELP, &wl->flags) ||
- (!test_bit(WL1271_FLAG_PSM, &wl->flags) &&
- !test_bit(WL1271_FLAG_IDLE, &wl->flags)))
- goto out;
-
- wl1271_debug(DEBUG_PSM, "chip to elp");
- wl1271_raw_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, ELPCTRL_SLEEP);
- set_bit(WL1271_FLAG_IN_ELP, &wl->flags);
-
-out:
- mutex_unlock(&wl->mutex);
-}
-
-#define ELP_ENTRY_DELAY 5
-
-/* Routines to toggle sleep mode while in ELP */
-void wl1271_ps_elp_sleep(struct wl1271 *wl)
-{
- if (test_bit(WL1271_FLAG_PSM, &wl->flags) ||
- test_bit(WL1271_FLAG_IDLE, &wl->flags)) {
- cancel_delayed_work(&wl->elp_work);
- ieee80211_queue_delayed_work(wl->hw, &wl->elp_work,
- msecs_to_jiffies(ELP_ENTRY_DELAY));
- }
-}
-
-int wl1271_ps_elp_wakeup(struct wl1271 *wl, bool chip_awake)
-{
- DECLARE_COMPLETION_ONSTACK(compl);
- unsigned long flags;
- int ret;
- u32 start_time = jiffies;
- bool pending = false;
-
- if (!test_bit(WL1271_FLAG_IN_ELP, &wl->flags))
- return 0;
-
- wl1271_debug(DEBUG_PSM, "waking up chip from elp");
-
- /*
- * The spinlock is required here to synchronize both the work and
- * the completion variable in one entity.
- */
- spin_lock_irqsave(&wl->wl_lock, flags);
- if (work_pending(&wl->irq_work) || chip_awake)
- pending = true;
- else
- wl->elp_compl = &compl;
- spin_unlock_irqrestore(&wl->wl_lock, flags);
-
- wl1271_raw_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, ELPCTRL_WAKE_UP);
-
- if (!pending) {
- ret = wait_for_completion_timeout(
- &compl, msecs_to_jiffies(WL1271_WAKEUP_TIMEOUT));
- if (ret == 0) {
- wl1271_error("ELP wakeup timeout!");
- ieee80211_queue_work(wl->hw, &wl->recovery_work);
- ret = -ETIMEDOUT;
- goto err;
- } else if (ret < 0) {
- wl1271_error("ELP wakeup completion error.");
- goto err;
- }
- }
-
- clear_bit(WL1271_FLAG_IN_ELP, &wl->flags);
-
- wl1271_debug(DEBUG_PSM, "wakeup time: %u ms",
- jiffies_to_msecs(jiffies - start_time));
- goto out;
-
-err:
- spin_lock_irqsave(&wl->wl_lock, flags);
- wl->elp_compl = NULL;
- spin_unlock_irqrestore(&wl->wl_lock, flags);
- return ret;
-
-out:
- return 0;
-}
-
-int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode,
- u32 rates, bool send)
-{
- int ret;
-
- switch (mode) {
- case STATION_POWER_SAVE_MODE:
- wl1271_debug(DEBUG_PSM, "entering psm");
-
- ret = wl1271_acx_wake_up_conditions(wl);
- if (ret < 0) {
- wl1271_error("couldn't set wake up conditions");
- return ret;
- }
-
- ret = wl1271_cmd_ps_mode(wl, STATION_POWER_SAVE_MODE,
- rates, send);
- if (ret < 0)
- return ret;
-
- set_bit(WL1271_FLAG_PSM, &wl->flags);
- break;
- case STATION_ACTIVE_MODE:
- default:
- wl1271_debug(DEBUG_PSM, "leaving psm");
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- return ret;
-
- /* disable beacon early termination */
- ret = wl1271_acx_bet_enable(wl, false);
- if (ret < 0)
- return ret;
-
- /* disable beacon filtering */
- ret = wl1271_acx_beacon_filter_opt(wl, false);
- if (ret < 0)
- return ret;
-
- ret = wl1271_cmd_ps_mode(wl, STATION_ACTIVE_MODE,
- rates, send);
- if (ret < 0)
- return ret;
-
- clear_bit(WL1271_FLAG_PSM, &wl->flags);
- break;
- }
-
- return ret;
-}
-
-
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_PS_H__
-#define __WL1271_PS_H__
-
-#include "wl1271.h"
-#include "wl1271_acx.h"
-
-int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode,
- u32 rates, bool send);
-void wl1271_ps_elp_sleep(struct wl1271 *wl);
-int wl1271_ps_elp_wakeup(struct wl1271 *wl, bool chip_awake);
-void wl1271_elp_work(struct work_struct *work);
-
-#endif /* __WL1271_PS_H__ */
+++ /dev/null
-/*
- * This file is part of wl12xx
- *
- * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __REG_H__
-#define __REG_H__
-
-#include <linux/bitops.h>
-
-#define REGISTERS_BASE 0x00300000
-#define DRPW_BASE 0x00310000
-
-#define REGISTERS_DOWN_SIZE 0x00008800
-#define REGISTERS_WORK_SIZE 0x0000b000
-
-#define HW_ACCESS_ELP_CTRL_REG_ADDR 0x1FFFC
-#define FW_STATUS_ADDR (0x14FC0 + 0xA000)
-
-/* ELP register commands */
-#define ELPCTRL_WAKE_UP 0x1
-#define ELPCTRL_WAKE_UP_WLAN_READY 0x5
-#define ELPCTRL_SLEEP 0x0
-/* ELP WLAN_READY bit */
-#define ELPCTRL_WLAN_READY 0x2
-
-/*===============================================
- Host Software Reset - 32bit RW
- ------------------------------------------
- [31:1] Reserved
- 0 SOFT_RESET Soft Reset - When this bit is set,
- it holds the Wlan hardware in a soft reset state.
- This reset disables all MAC and baseband processor
- clocks except the CardBus/PCI interface clock.
- It also initializes all MAC state machines except
- the host interface. It does not reload the
- contents of the EEPROM. When this bit is cleared
- (not self-clearing), the Wlan hardware
- exits the software reset state.
-===============================================*/
-#define ACX_REG_SLV_SOFT_RESET (REGISTERS_BASE + 0x0000)
-
-#define WL1271_SLV_REG_DATA (REGISTERS_BASE + 0x0008)
-#define WL1271_SLV_REG_ADATA (REGISTERS_BASE + 0x000c)
-#define WL1271_SLV_MEM_DATA (REGISTERS_BASE + 0x0018)
-
-#define ACX_REG_INTERRUPT_TRIG (REGISTERS_BASE + 0x0474)
-#define ACX_REG_INTERRUPT_TRIG_H (REGISTERS_BASE + 0x0478)
-
-/*=============================================
- Host Interrupt Mask Register - 32bit (RW)
- ------------------------------------------
- Setting a bit in this register masks the
- corresponding interrupt to the host.
- 0 - RX0 - Rx first dubble buffer Data Interrupt
- 1 - TXD - Tx Data Interrupt
- 2 - TXXFR - Tx Transfer Interrupt
- 3 - RX1 - Rx second dubble buffer Data Interrupt
- 4 - RXXFR - Rx Transfer Interrupt
- 5 - EVENT_A - Event Mailbox interrupt
- 6 - EVENT_B - Event Mailbox interrupt
- 7 - WNONHST - Wake On Host Interrupt
- 8 - TRACE_A - Debug Trace interrupt
- 9 - TRACE_B - Debug Trace interrupt
- 10 - CDCMP - Command Complete Interrupt
- 11 -
- 12 -
- 13 -
- 14 - ICOMP - Initialization Complete Interrupt
- 16 - SG SE - Soft Gemini - Sense enable interrupt
- 17 - SG SD - Soft Gemini - Sense disable interrupt
- 18 - -
- 19 - -
- 20 - -
- 21- -
- Default: 0x0001
-*==============================================*/
-#define ACX_REG_INTERRUPT_MASK (REGISTERS_BASE + 0x04DC)
-
-/*=============================================
- Host Interrupt Mask Set 16bit, (Write only)
- ------------------------------------------
- Setting a bit in this register sets
- the corresponding bin in ACX_HINT_MASK register
- without effecting the mask
- state of other bits (0 = no effect).
-==============================================*/
-#define ACX_REG_HINT_MASK_SET (REGISTERS_BASE + 0x04E0)
-
-/*=============================================
- Host Interrupt Mask Clear 16bit,(Write only)
- ------------------------------------------
- Setting a bit in this register clears
- the corresponding bin in ACX_HINT_MASK register
- without effecting the mask
- state of other bits (0 = no effect).
-=============================================*/
-#define ACX_REG_HINT_MASK_CLR (REGISTERS_BASE + 0x04E4)
-
-/*=============================================
- Host Interrupt Status Nondestructive Read
- 16bit,(Read only)
- ------------------------------------------
- The host can read this register to determine
- which interrupts are active.
- Reading this register doesn't
- effect its content.
-=============================================*/
-#define ACX_REG_INTERRUPT_NO_CLEAR (REGISTERS_BASE + 0x04E8)
-
-/*=============================================
- Host Interrupt Status Clear on Read Register
- 16bit,(Read only)
- ------------------------------------------
- The host can read this register to determine
- which interrupts are active.
- Reading this register clears it,
- thus making all interrupts inactive.
-==============================================*/
-#define ACX_REG_INTERRUPT_CLEAR (REGISTERS_BASE + 0x04F8)
-
-/*=============================================
- Host Interrupt Acknowledge Register
- 16bit,(Write only)
- ------------------------------------------
- The host can set individual bits in this
- register to clear (acknowledge) the corresp.
- interrupt status bits in the HINT_STS_CLR and
- HINT_STS_ND registers, thus making the
- assotiated interrupt inactive. (0-no effect)
-==============================================*/
-#define ACX_REG_INTERRUPT_ACK (REGISTERS_BASE + 0x04F0)
-
-#define RX_DRIVER_COUNTER_ADDRESS (REGISTERS_BASE + 0x0538)
-
-/* Device Configuration registers*/
-#define SOR_CFG (REGISTERS_BASE + 0x0800)
-
-/* Embedded ARM CPU Control */
-
-/*===============================================
- Halt eCPU - 32bit RW
- ------------------------------------------
- 0 HALT_ECPU Halt Embedded CPU - This bit is the
- compliment of bit 1 (MDATA2) in the SOR_CFG register.
- During a hardware reset, this bit holds
- the inverse of MDATA2.
- When downloading firmware from the host,
- set this bit (pull down MDATA2).
- The host clears this bit after downloading the firmware into
- zero-wait-state SSRAM.
- When loading firmware from Flash, clear this bit (pull up MDATA2)
- so that the eCPU can run the bootloader code in Flash
- HALT_ECPU eCPU State
- --------------------
- 1 halt eCPU
- 0 enable eCPU
- ===============================================*/
-#define ACX_REG_ECPU_CONTROL (REGISTERS_BASE + 0x0804)
-
-#define HI_CFG (REGISTERS_BASE + 0x0808)
-
-/*===============================================
- EEPROM Burst Read Start - 32bit RW
- ------------------------------------------
- [31:1] Reserved
- 0 ACX_EE_START - EEPROM Burst Read Start 0
- Setting this bit starts a burst read from
- the external EEPROM.
- If this bit is set (after reset) before an EEPROM read/write,
- the burst read starts at EEPROM address 0.
- Otherwise, it starts at the address
- following the address of the previous access.
- TheWlan hardware hardware clears this bit automatically.
-
- Default: 0x00000000
-*================================================*/
-#define ACX_REG_EE_START (REGISTERS_BASE + 0x080C)
-
-#define OCP_POR_CTR (REGISTERS_BASE + 0x09B4)
-#define OCP_DATA_WRITE (REGISTERS_BASE + 0x09B8)
-#define OCP_DATA_READ (REGISTERS_BASE + 0x09BC)
-#define OCP_CMD (REGISTERS_BASE + 0x09C0)
-
-#define WL1271_HOST_WR_ACCESS (REGISTERS_BASE + 0x09F8)
-
-#define CHIP_ID_B (REGISTERS_BASE + 0x5674)
-
-#define CHIP_ID_1271_PG10 (0x4030101)
-#define CHIP_ID_1271_PG20 (0x4030111)
-
-#define ENABLE (REGISTERS_BASE + 0x5450)
-
-/* Power Management registers */
-#define ELP_CFG_MODE (REGISTERS_BASE + 0x5804)
-#define ELP_CMD (REGISTERS_BASE + 0x5808)
-#define PLL_CAL_TIME (REGISTERS_BASE + 0x5810)
-#define CLK_REQ_TIME (REGISTERS_BASE + 0x5814)
-#define CLK_BUF_TIME (REGISTERS_BASE + 0x5818)
-
-#define CFG_PLL_SYNC_CNT (REGISTERS_BASE + 0x5820)
-
-/* Scratch Pad registers*/
-#define SCR_PAD0 (REGISTERS_BASE + 0x5608)
-#define SCR_PAD1 (REGISTERS_BASE + 0x560C)
-#define SCR_PAD2 (REGISTERS_BASE + 0x5610)
-#define SCR_PAD3 (REGISTERS_BASE + 0x5614)
-#define SCR_PAD4 (REGISTERS_BASE + 0x5618)
-#define SCR_PAD4_SET (REGISTERS_BASE + 0x561C)
-#define SCR_PAD4_CLR (REGISTERS_BASE + 0x5620)
-#define SCR_PAD5 (REGISTERS_BASE + 0x5624)
-#define SCR_PAD5_SET (REGISTERS_BASE + 0x5628)
-#define SCR_PAD5_CLR (REGISTERS_BASE + 0x562C)
-#define SCR_PAD6 (REGISTERS_BASE + 0x5630)
-#define SCR_PAD7 (REGISTERS_BASE + 0x5634)
-#define SCR_PAD8 (REGISTERS_BASE + 0x5638)
-#define SCR_PAD9 (REGISTERS_BASE + 0x563C)
-
-/* Spare registers*/
-#define SPARE_A1 (REGISTERS_BASE + 0x0994)
-#define SPARE_A2 (REGISTERS_BASE + 0x0998)
-#define SPARE_A3 (REGISTERS_BASE + 0x099C)
-#define SPARE_A4 (REGISTERS_BASE + 0x09A0)
-#define SPARE_A5 (REGISTERS_BASE + 0x09A4)
-#define SPARE_A6 (REGISTERS_BASE + 0x09A8)
-#define SPARE_A7 (REGISTERS_BASE + 0x09AC)
-#define SPARE_A8 (REGISTERS_BASE + 0x09B0)
-#define SPARE_B1 (REGISTERS_BASE + 0x5420)
-#define SPARE_B2 (REGISTERS_BASE + 0x5424)
-#define SPARE_B3 (REGISTERS_BASE + 0x5428)
-#define SPARE_B4 (REGISTERS_BASE + 0x542C)
-#define SPARE_B5 (REGISTERS_BASE + 0x5430)
-#define SPARE_B6 (REGISTERS_BASE + 0x5434)
-#define SPARE_B7 (REGISTERS_BASE + 0x5438)
-#define SPARE_B8 (REGISTERS_BASE + 0x543C)
-
-#define PLL_PARAMETERS (REGISTERS_BASE + 0x6040)
-#define WU_COUNTER_PAUSE (REGISTERS_BASE + 0x6008)
-#define WELP_ARM_COMMAND (REGISTERS_BASE + 0x6100)
-#define DRPW_SCRATCH_START (DRPW_BASE + 0x002C)
-
-
-#define ACX_SLV_SOFT_RESET_BIT BIT(1)
-#define ACX_REG_EEPROM_START_BIT BIT(1)
-
-/* Command/Information Mailbox Pointers */
-
-/*===============================================
- Command Mailbox Pointer - 32bit RW
- ------------------------------------------
- This register holds the start address of
- the command mailbox located in the Wlan hardware memory.
- The host must read this pointer after a reset to
- find the location of the command mailbox.
- The Wlan hardware initializes the command mailbox
- pointer with the default address of the command mailbox.
- The command mailbox pointer is not valid until after
- the host receives the Init Complete interrupt from
- the Wlan hardware.
- ===============================================*/
-#define REG_COMMAND_MAILBOX_PTR (SCR_PAD0)
-
-/*===============================================
- Information Mailbox Pointer - 32bit RW
- ------------------------------------------
- This register holds the start address of
- the information mailbox located in the Wlan hardware memory.
- The host must read this pointer after a reset to find
- the location of the information mailbox.
- The Wlan hardware initializes the information mailbox pointer
- with the default address of the information mailbox.
- The information mailbox pointer is not valid
- until after the host receives the Init Complete interrupt from
- the Wlan hardware.
- ===============================================*/
-#define REG_EVENT_MAILBOX_PTR (SCR_PAD1)
-
-
-/* Misc */
-
-#define REG_ENABLE_TX_RX (ENABLE)
-/*
- * Rx configuration (filter) information element
- * ---------------------------------------------
- */
-#define REG_RX_CONFIG (RX_CFG)
-#define REG_RX_FILTER (RX_FILTER_CFG)
-
-
-#define RX_CFG_ENABLE_PHY_HEADER_PLCP 0x0002
-
-/* promiscuous - receives all valid frames */
-#define RX_CFG_PROMISCUOUS 0x0008
-
-/* receives frames from any BSSID */
-#define RX_CFG_BSSID 0x0020
-
-/* receives frames destined to any MAC address */
-#define RX_CFG_MAC 0x0010
-
-#define RX_CFG_ENABLE_ONLY_MY_DEST_MAC 0x0010
-#define RX_CFG_ENABLE_ANY_DEST_MAC 0x0000
-#define RX_CFG_ENABLE_ONLY_MY_BSSID 0x0020
-#define RX_CFG_ENABLE_ANY_BSSID 0x0000
-
-/* discards all broadcast frames */
-#define RX_CFG_DISABLE_BCAST 0x0200
-
-#define RX_CFG_ENABLE_ONLY_MY_SSID 0x0400
-#define RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR 0x0800
-#define RX_CFG_COPY_RX_STATUS 0x2000
-#define RX_CFG_TSF 0x10000
-
-#define RX_CONFIG_OPTION_ANY_DST_MY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \
- RX_CFG_ENABLE_ONLY_MY_BSSID)
-
-#define RX_CONFIG_OPTION_MY_DST_ANY_BSS (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\
- | RX_CFG_ENABLE_ANY_BSSID)
-
-#define RX_CONFIG_OPTION_ANY_DST_ANY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \
- RX_CFG_ENABLE_ANY_BSSID)
-
-#define RX_CONFIG_OPTION_MY_DST_MY_BSS (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\
- | RX_CFG_ENABLE_ONLY_MY_BSSID)
-
-#define RX_CONFIG_OPTION_FOR_SCAN (RX_CFG_ENABLE_PHY_HEADER_PLCP \
- | RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR \
- | RX_CFG_COPY_RX_STATUS | RX_CFG_TSF)
-
-#define RX_CONFIG_OPTION_FOR_MEASUREMENT (RX_CFG_ENABLE_ANY_DEST_MAC)
-
-#define RX_CONFIG_OPTION_FOR_JOIN (RX_CFG_ENABLE_ONLY_MY_BSSID | \
- RX_CFG_ENABLE_ONLY_MY_DEST_MAC)
-
-#define RX_CONFIG_OPTION_FOR_IBSS_JOIN (RX_CFG_ENABLE_ONLY_MY_SSID | \
- RX_CFG_ENABLE_ONLY_MY_DEST_MAC)
-
-#define RX_FILTER_OPTION_DEF (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\
- | CFG_RX_CTL_EN | CFG_RX_BCN_EN\
- | CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN)
-
-#define RX_FILTER_OPTION_FILTER_ALL 0
-
-#define RX_FILTER_OPTION_DEF_PRSP_BCN (CFG_RX_PRSP_EN | CFG_RX_MGMT_EN\
- | CFG_RX_RCTS_ACK | CFG_RX_BCN_EN)
-
-#define RX_FILTER_OPTION_JOIN (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\
- | CFG_RX_BCN_EN | CFG_RX_AUTH_EN\
- | CFG_RX_ASSOC_EN | CFG_RX_RCTS_ACK\
- | CFG_RX_PRSP_EN)
-
-
-/*===============================================
- EEPROM Read/Write Request 32bit RW
- ------------------------------------------
- 1 EE_READ - EEPROM Read Request 1 - Setting this bit
- loads a single byte of data into the EE_DATA
- register from the EEPROM location specified in
- the EE_ADDR register.
- The Wlan hardware hardware clears this bit automatically.
- EE_DATA is valid when this bit is cleared.
-
- 0 EE_WRITE - EEPROM Write Request - Setting this bit
- writes a single byte of data from the EE_DATA register into the
- EEPROM location specified in the EE_ADDR register.
- The Wlan hardware hardware clears this bit automatically.
-*===============================================*/
-#define ACX_EE_CTL_REG EE_CTL
-#define EE_WRITE 0x00000001ul
-#define EE_READ 0x00000002ul
-
-/*===============================================
- EEPROM Address - 32bit RW
- ------------------------------------------
- This register specifies the address
- within the EEPROM from/to which to read/write data.
- ===============================================*/
-#define ACX_EE_ADDR_REG EE_ADDR
-
-/*===============================================
- EEPROM Data - 32bit RW
- ------------------------------------------
- This register either holds the read 8 bits of
- data from the EEPROM or the write data
- to be written to the EEPROM.
- ===============================================*/
-#define ACX_EE_DATA_REG EE_DATA
-
-/*===============================================
- EEPROM Base Address - 32bit RW
- ------------------------------------------
- This register holds the upper nine bits
- [23:15] of the 24-bit Wlan hardware memory
- address for burst reads from EEPROM accesses.
- The EEPROM provides the lower 15 bits of this address.
- The MSB of the address from the EEPROM is ignored.
- ===============================================*/
-#define ACX_EE_CFG EE_CFG
-
-/*===============================================
- GPIO Output Values -32bit, RW
- ------------------------------------------
- [31:16] Reserved
- [15: 0] Specify the output values (at the output driver inputs) for
- GPIO[15:0], respectively.
- ===============================================*/
-#define ACX_GPIO_OUT_REG GPIO_OUT
-#define ACX_MAX_GPIO_LINES 15
-
-/*===============================================
- Contention window -32bit, RW
- ------------------------------------------
- [31:26] Reserved
- [25:16] Max (0x3ff)
- [15:07] Reserved
- [06:00] Current contention window value - default is 0x1F
- ===============================================*/
-#define ACX_CONT_WIND_CFG_REG CONT_WIND_CFG
-#define ACX_CONT_WIND_MIN_MASK 0x0000007f
-#define ACX_CONT_WIND_MAX 0x03ff0000
-
-/*===============================================
- HI_CFG Interface Configuration Register Values
- ------------------------------------------
- ===============================================*/
-#define HI_CFG_UART_ENABLE 0x00000004
-#define HI_CFG_RST232_ENABLE 0x00000008
-#define HI_CFG_CLOCK_REQ_SELECT 0x00000010
-#define HI_CFG_HOST_INT_ENABLE 0x00000020
-#define HI_CFG_VLYNQ_OUTPUT_ENABLE 0x00000040
-#define HI_CFG_HOST_INT_ACTIVE_LOW 0x00000080
-#define HI_CFG_UART_TX_OUT_GPIO_15 0x00000100
-#define HI_CFG_UART_TX_OUT_GPIO_14 0x00000200
-#define HI_CFG_UART_TX_OUT_GPIO_7 0x00000400
-
-/*
- * NOTE: USE_ACTIVE_HIGH compilation flag should be defined in makefile
- * for platforms using active high interrupt level
- */
-#ifdef USE_ACTIVE_HIGH
-#define HI_CFG_DEF_VAL \
- (HI_CFG_UART_ENABLE | \
- HI_CFG_RST232_ENABLE | \
- HI_CFG_CLOCK_REQ_SELECT | \
- HI_CFG_HOST_INT_ENABLE)
-#else
-#define HI_CFG_DEF_VAL \
- (HI_CFG_UART_ENABLE | \
- HI_CFG_RST232_ENABLE | \
- HI_CFG_CLOCK_REQ_SELECT | \
- HI_CFG_HOST_INT_ENABLE)
-
-#endif
-
-#define REF_FREQ_19_2 0
-#define REF_FREQ_26_0 1
-#define REF_FREQ_38_4 2
-#define REF_FREQ_40_0 3
-#define REF_FREQ_33_6 4
-#define REF_FREQ_NUM 5
-
-#define LUT_PARAM_INTEGER_DIVIDER 0
-#define LUT_PARAM_FRACTIONAL_DIVIDER 1
-#define LUT_PARAM_ATTN_BB 2
-#define LUT_PARAM_ALPHA_BB 3
-#define LUT_PARAM_STOP_TIME_BB 4
-#define LUT_PARAM_BB_PLL_LOOP_FILTER 5
-#define LUT_PARAM_NUM 6
-
-#define ACX_EEPROMLESS_IND_REG (SCR_PAD4)
-#define USE_EEPROM 0
-#define SOFT_RESET_MAX_TIME 1000000
-#define SOFT_RESET_STALL_TIME 1000
-#define NVS_DATA_BUNDARY_ALIGNMENT 4
-
-
-/* Firmware image load chunk size */
-#define CHUNK_SIZE 512
-
-/* Firmware image header size */
-#define FW_HDR_SIZE 8
-
-#define ECPU_CONTROL_HALT 0x00000101
-
-
-/******************************************************************************
-
- CHANNELS, BAND & REG DOMAINS definitions
-
-******************************************************************************/
-
-
-enum {
- RADIO_BAND_2_4GHZ = 0, /* 2.4 Ghz band */
- RADIO_BAND_5GHZ = 1, /* 5 Ghz band */
- RADIO_BAND_JAPAN_4_9_GHZ = 2,
- DEFAULT_BAND = RADIO_BAND_2_4GHZ,
- INVALID_BAND = 0xFE,
- MAX_RADIO_BANDS = 0xFF
-};
-
-#define SHORT_PREAMBLE_BIT BIT(0) /* CCK or Barker depending on the rate */
-#define OFDM_RATE_BIT BIT(6)
-#define PBCC_RATE_BIT BIT(7)
-
-enum {
- CCK_LONG = 0,
- CCK_SHORT = SHORT_PREAMBLE_BIT,
- PBCC_LONG = PBCC_RATE_BIT,
- PBCC_SHORT = PBCC_RATE_BIT | SHORT_PREAMBLE_BIT,
- OFDM = OFDM_RATE_BIT
-};
-
-/******************************************************************************
-
-Transmit-Descriptor RATE-SET field definitions...
-
-Define a new "Rate-Set" for TX path that incorporates the
-Rate & Modulation info into a single 16-bit field.
-
-TxdRateSet_t:
-b15 - Indicates Preamble type (1=SHORT, 0=LONG).
- Notes:
- Must be LONG (0) for 1Mbps rate.
- Does not apply (set to 0) for RevG-OFDM rates.
-b14 - Indicates PBCC encoding (1=PBCC, 0=not).
- Notes:
- Does not apply (set to 0) for rates 1 and 2 Mbps.
- Does not apply (set to 0) for RevG-OFDM rates.
-b13 - Unused (set to 0).
-b12-b0 - Supported Rate indicator bits as defined below.
-
-******************************************************************************/
-
-
-/*************************************************************************
-
- Interrupt Trigger Register (Host -> WiLink)
-
-**************************************************************************/
-
-/* Hardware to Embedded CPU Interrupts - first 32-bit register set */
-
-/*
- * Host Command Interrupt. Setting this bit masks
- * the interrupt that the host issues to inform
- * the FW that it has sent a command
- * to the Wlan hardware Command Mailbox.
- */
-#define INTR_TRIG_CMD BIT(0)
-
-/*
- * Host Event Acknowlegde Interrupt. The host
- * sets this bit to acknowledge that it received
- * the unsolicited information from the event
- * mailbox.
- */
-#define INTR_TRIG_EVENT_ACK BIT(1)
-
-/*
- * The host sets this bit to inform the Wlan
- * FW that a TX packet is in the XFER
- * Buffer #0.
- */
-#define INTR_TRIG_TX_PROC0 BIT(2)
-
-/*
- * The host sets this bit to inform the FW
- * that it read a packet from RX XFER
- * Buffer #0.
- */
-#define INTR_TRIG_RX_PROC0 BIT(3)
-
-#define INTR_TRIG_DEBUG_ACK BIT(4)
-
-#define INTR_TRIG_STATE_CHANGED BIT(5)
-
-
-/* Hardware to Embedded CPU Interrupts - second 32-bit register set */
-
-/*
- * The host sets this bit to inform the FW
- * that it read a packet from RX XFER
- * Buffer #1.
- */
-#define INTR_TRIG_RX_PROC1 BIT(17)
-
-/*
- * The host sets this bit to inform the Wlan
- * hardware that a TX packet is in the XFER
- * Buffer #1.
- */
-#define INTR_TRIG_TX_PROC1 BIT(18)
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/gfp.h>
-
-#include "wl1271.h"
-#include "wl1271_acx.h"
-#include "wl1271_reg.h"
-#include "wl1271_rx.h"
-#include "wl1271_io.h"
-
-static u8 wl1271_rx_get_mem_block(struct wl1271_fw_status *status,
- u32 drv_rx_counter)
-{
- return le32_to_cpu(status->rx_pkt_descs[drv_rx_counter]) &
- RX_MEM_BLOCK_MASK;
-}
-
-static u32 wl1271_rx_get_buf_size(struct wl1271_fw_status *status,
- u32 drv_rx_counter)
-{
- return (le32_to_cpu(status->rx_pkt_descs[drv_rx_counter]) &
- RX_BUF_SIZE_MASK) >> RX_BUF_SIZE_SHIFT_DIV;
-}
-
-static void wl1271_rx_status(struct wl1271 *wl,
- struct wl1271_rx_descriptor *desc,
- struct ieee80211_rx_status *status,
- u8 beacon)
-{
- enum ieee80211_band desc_band;
-
- memset(status, 0, sizeof(struct ieee80211_rx_status));
-
- status->band = wl->band;
-
- if ((desc->flags & WL1271_RX_DESC_BAND_MASK) == WL1271_RX_DESC_BAND_BG)
- desc_band = IEEE80211_BAND_2GHZ;
- else
- desc_band = IEEE80211_BAND_5GHZ;
-
- status->rate_idx = wl1271_rate_to_idx(desc->rate, desc_band);
-
-#ifdef CONFIG_WL1271_HT
- /* 11n support */
- if (desc->rate <= CONF_HW_RXTX_RATE_MCS0)
- status->flag |= RX_FLAG_HT;
-#endif
-
- status->signal = desc->rssi;
-
- /*
- * FIXME: In wl1251, the SNR should be divided by two. In wl1271 we
- * need to divide by two for now, but TI has been discussing about
- * changing it. This needs to be rechecked.
- */
- wl->noise = desc->rssi - (desc->snr >> 1);
-
- status->freq = ieee80211_channel_to_frequency(desc->channel);
-
- if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) {
- status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED;
-
- if (likely(!(desc->status & WL1271_RX_DESC_DECRYPT_FAIL)))
- status->flag |= RX_FLAG_DECRYPTED;
- if (unlikely(desc->status & WL1271_RX_DESC_MIC_FAIL))
- status->flag |= RX_FLAG_MMIC_ERROR;
- }
-}
-
-static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length)
-{
- struct wl1271_rx_descriptor *desc;
- struct sk_buff *skb;
- u16 *fc;
- u8 *buf;
- u8 beacon = 0;
-
- /*
- * In PLT mode we seem to get frames and mac80211 warns about them,
- * workaround this by not retrieving them at all.
- */
- if (unlikely(wl->state == WL1271_STATE_PLT))
- return -EINVAL;
-
- skb = __dev_alloc_skb(length, GFP_KERNEL);
- if (!skb) {
- wl1271_error("Couldn't allocate RX frame");
- return -ENOMEM;
- }
-
- buf = skb_put(skb, length);
- memcpy(buf, data, length);
-
- /* the data read starts with the descriptor */
- desc = (struct wl1271_rx_descriptor *) buf;
-
- /* now we pull the descriptor out of the buffer */
- skb_pull(skb, sizeof(*desc));
-
- fc = (u16 *)skb->data;
- if ((*fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON)
- beacon = 1;
-
- wl1271_rx_status(wl, desc, IEEE80211_SKB_RXCB(skb), beacon);
-
- wl1271_debug(DEBUG_RX, "rx skb 0x%p: %d B %s", skb, skb->len,
- beacon ? "beacon" : "");
-
- skb_trim(skb, skb->len - desc->pad_len);
-
- ieee80211_rx_ni(wl->hw, skb);
-
- return 0;
-}
-
-void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_status *status)
-{
- struct wl1271_acx_mem_map *wl_mem_map = wl->target_mem_map;
- u32 buf_size;
- u32 fw_rx_counter = status->fw_rx_counter & NUM_RX_PKT_DESC_MOD_MASK;
- u32 drv_rx_counter = wl->rx_counter & NUM_RX_PKT_DESC_MOD_MASK;
- u32 rx_counter;
- u32 mem_block;
- u32 pkt_length;
- u32 pkt_offset;
-
- while (drv_rx_counter != fw_rx_counter) {
- buf_size = 0;
- rx_counter = drv_rx_counter;
- while (rx_counter != fw_rx_counter) {
- pkt_length = wl1271_rx_get_buf_size(status, rx_counter);
- if (buf_size + pkt_length > WL1271_AGGR_BUFFER_SIZE)
- break;
- buf_size += pkt_length;
- rx_counter++;
- rx_counter &= NUM_RX_PKT_DESC_MOD_MASK;
- }
-
- if (buf_size == 0) {
- wl1271_warning("received empty data");
- break;
- }
-
- /*
- * Choose the block we want to read
- * For aggregated packets, only the first memory block should
- * be retrieved. The FW takes care of the rest.
- */
- mem_block = wl1271_rx_get_mem_block(status, drv_rx_counter);
- wl->rx_mem_pool_addr.addr = (mem_block << 8) +
- le32_to_cpu(wl_mem_map->packet_memory_pool_start);
- wl->rx_mem_pool_addr.addr_extra =
- wl->rx_mem_pool_addr.addr + 4;
- wl1271_write(wl, WL1271_SLV_REG_DATA, &wl->rx_mem_pool_addr,
- sizeof(wl->rx_mem_pool_addr), false);
-
- /* Read all available packets at once */
- wl1271_read(wl, WL1271_SLV_MEM_DATA, wl->aggr_buf,
- buf_size, true);
-
- /* Split data into separate packets */
- pkt_offset = 0;
- while (pkt_offset < buf_size) {
- pkt_length = wl1271_rx_get_buf_size(status,
- drv_rx_counter);
- /*
- * the handle data call can only fail in memory-outage
- * conditions, in that case the received frame will just
- * be dropped.
- */
- wl1271_rx_handle_data(wl,
- wl->aggr_buf + pkt_offset,
- pkt_length);
- wl->rx_counter++;
- drv_rx_counter++;
- drv_rx_counter &= NUM_RX_PKT_DESC_MOD_MASK;
- pkt_offset += pkt_length;
- }
- }
- wl1271_write32(wl, RX_DRIVER_COUNTER_ADDRESS,
- cpu_to_le32(wl->rx_counter));
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_RX_H__
-#define __WL1271_RX_H__
-
-#include <linux/bitops.h>
-
-#define WL1271_RX_MAX_RSSI -30
-#define WL1271_RX_MIN_RSSI -95
-
-#define WL1271_RX_ALIGN_TO 4
-#define WL1271_RX_ALIGN(len) (((len) + WL1271_RX_ALIGN_TO - 1) & \
- ~(WL1271_RX_ALIGN_TO - 1))
-
-#define SHORT_PREAMBLE_BIT BIT(0)
-#define OFDM_RATE_BIT BIT(6)
-#define PBCC_RATE_BIT BIT(7)
-
-#define PLCP_HEADER_LENGTH 8
-#define RX_DESC_PACKETID_SHIFT 11
-#define RX_MAX_PACKET_ID 3
-
-#define NUM_RX_PKT_DESC_MOD_MASK 7
-
-#define RX_DESC_VALID_FCS 0x0001
-#define RX_DESC_MATCH_RXADDR1 0x0002
-#define RX_DESC_MCAST 0x0004
-#define RX_DESC_STAINTIM 0x0008
-#define RX_DESC_VIRTUAL_BM 0x0010
-#define RX_DESC_BCAST 0x0020
-#define RX_DESC_MATCH_SSID 0x0040
-#define RX_DESC_MATCH_BSSID 0x0080
-#define RX_DESC_ENCRYPTION_MASK 0x0300
-#define RX_DESC_MEASURMENT 0x0400
-#define RX_DESC_SEQNUM_MASK 0x1800
-#define RX_DESC_MIC_FAIL 0x2000
-#define RX_DESC_DECRYPT_FAIL 0x4000
-
-/*
- * RX Descriptor flags:
- *
- * Bits 0-1 - band
- * Bit 2 - STBC
- * Bit 3 - A-MPDU
- * Bit 4 - HT
- * Bits 5-7 - encryption
- */
-#define WL1271_RX_DESC_BAND_MASK 0x03
-#define WL1271_RX_DESC_ENCRYPT_MASK 0xE0
-
-#define WL1271_RX_DESC_BAND_BG 0x00
-#define WL1271_RX_DESC_BAND_J 0x01
-#define WL1271_RX_DESC_BAND_A 0x02
-
-#define WL1271_RX_DESC_STBC BIT(2)
-#define WL1271_RX_DESC_A_MPDU BIT(3)
-#define WL1271_RX_DESC_HT BIT(4)
-
-#define WL1271_RX_DESC_ENCRYPT_WEP 0x20
-#define WL1271_RX_DESC_ENCRYPT_TKIP 0x40
-#define WL1271_RX_DESC_ENCRYPT_AES 0x60
-#define WL1271_RX_DESC_ENCRYPT_GEM 0x80
-
-/*
- * RX Descriptor status
- *
- * Bits 0-2 - status
- * Bits 3-7 - reserved
- */
-#define WL1271_RX_DESC_STATUS_MASK 0x07
-
-#define WL1271_RX_DESC_SUCCESS 0x00
-#define WL1271_RX_DESC_DECRYPT_FAIL 0x01
-#define WL1271_RX_DESC_MIC_FAIL 0x02
-#define WL1271_RX_DESC_DRIVER_RX_Q_FAIL 0x03
-
-#define RX_MEM_BLOCK_MASK 0xFF
-#define RX_BUF_SIZE_MASK 0xFFF00
-#define RX_BUF_SIZE_SHIFT_DIV 6
-
-struct wl1271_rx_descriptor {
- __le16 length;
- u8 status;
- u8 flags;
- u8 rate;
- u8 channel;
- s8 rssi;
- u8 snr;
- __le32 timestamp;
- u8 packet_class;
- u8 process_id;
- u8 pad_len;
- u8 reserved;
-} __packed;
-
-void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_status *status);
-u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band);
-
-#endif
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/ieee80211.h>
-
-#include "wl1271.h"
-#include "wl1271_cmd.h"
-#include "wl1271_scan.h"
-#include "wl1271_acx.h"
-
-void wl1271_scan_complete_work(struct work_struct *work)
-{
- struct delayed_work *dwork;
- struct wl1271 *wl;
-
- dwork = container_of(work, struct delayed_work, work);
- wl = container_of(dwork, struct wl1271, scan_complete_work);
-
- wl1271_debug(DEBUG_SCAN, "Scanning complete");
-
- mutex_lock(&wl->mutex);
-
- if (wl->scan.state == WL1271_SCAN_STATE_IDLE) {
- mutex_unlock(&wl->mutex);
- return;
- }
-
- wl->scan.state = WL1271_SCAN_STATE_IDLE;
- kfree(wl->scan.scanned_ch);
- wl->scan.scanned_ch = NULL;
- wl->scan.req = NULL;
- ieee80211_scan_completed(wl->hw, false);
-
- if (wl->scan.failed) {
- wl1271_info("Scan completed due to error.");
- ieee80211_queue_work(wl->hw, &wl->recovery_work);
- }
- mutex_unlock(&wl->mutex);
-
-}
-
-
-static int wl1271_get_scan_channels(struct wl1271 *wl,
- struct cfg80211_scan_request *req,
- struct basic_scan_channel_params *channels,
- enum ieee80211_band band, bool passive)
-{
- struct conf_scan_settings *c = &wl->conf.scan;
- int i, j;
- u32 flags;
-
- for (i = 0, j = 0;
- i < req->n_channels && j < WL1271_SCAN_MAX_CHANNELS;
- i++) {
-
- flags = req->channels[i]->flags;
-
- if (!wl->scan.scanned_ch[i] &&
- !(flags & IEEE80211_CHAN_DISABLED) &&
- ((!!(flags & IEEE80211_CHAN_PASSIVE_SCAN)) == passive) &&
- (req->channels[i]->band == band)) {
-
- wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ",
- req->channels[i]->band,
- req->channels[i]->center_freq);
- wl1271_debug(DEBUG_SCAN, "hw_value %d, flags %X",
- req->channels[i]->hw_value,
- req->channels[i]->flags);
- wl1271_debug(DEBUG_SCAN,
- "max_antenna_gain %d, max_power %d",
- req->channels[i]->max_antenna_gain,
- req->channels[i]->max_power);
- wl1271_debug(DEBUG_SCAN, "beacon_found %d",
- req->channels[i]->beacon_found);
-
- if (!passive) {
- channels[j].min_duration =
- cpu_to_le32(c->min_dwell_time_active);
- channels[j].max_duration =
- cpu_to_le32(c->max_dwell_time_active);
- } else {
- channels[j].min_duration =
- cpu_to_le32(c->min_dwell_time_passive);
- channels[j].max_duration =
- cpu_to_le32(c->max_dwell_time_passive);
- }
- channels[j].early_termination = 0;
- channels[j].tx_power_att = req->channels[i]->max_power;
- channels[j].channel = req->channels[i]->hw_value;
-
- memset(&channels[j].bssid_lsb, 0xff, 4);
- memset(&channels[j].bssid_msb, 0xff, 2);
-
- /* Mark the channels we already used */
- wl->scan.scanned_ch[i] = true;
-
- j++;
- }
- }
-
- return j;
-}
-
-#define WL1271_NOTHING_TO_SCAN 1
-
-static int wl1271_scan_send(struct wl1271 *wl, enum ieee80211_band band,
- bool passive, u32 basic_rate)
-{
- struct wl1271_cmd_scan *cmd;
- struct wl1271_cmd_trigger_scan_to *trigger;
- int ret;
- u16 scan_options = 0;
-
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
- trigger = kzalloc(sizeof(*trigger), GFP_KERNEL);
- if (!cmd || !trigger) {
- ret = -ENOMEM;
- goto out;
- }
-
- /* We always use high priority scans */
- scan_options = WL1271_SCAN_OPT_PRIORITY_HIGH;
-
- /* No SSIDs means that we have a forced passive scan */
- if (passive || wl->scan.req->n_ssids == 0)
- scan_options |= WL1271_SCAN_OPT_PASSIVE;
-
- cmd->params.scan_options = cpu_to_le16(scan_options);
-
- cmd->params.n_ch = wl1271_get_scan_channels(wl, wl->scan.req,
- cmd->channels,
- band, passive);
- if (cmd->params.n_ch == 0) {
- ret = WL1271_NOTHING_TO_SCAN;
- goto out;
- }
-
- cmd->params.tx_rate = cpu_to_le32(basic_rate);
- cmd->params.rx_config_options = cpu_to_le32(CFG_RX_ALL_GOOD);
- cmd->params.rx_filter_options =
- cpu_to_le32(CFG_RX_PRSP_EN | CFG_RX_MGMT_EN | CFG_RX_BCN_EN);
-
- cmd->params.n_probe_reqs = wl->conf.scan.num_probe_reqs;
- cmd->params.tx_rate = cpu_to_le32(basic_rate);
- cmd->params.tid_trigger = 0;
- cmd->params.scan_tag = WL1271_SCAN_DEFAULT_TAG;
-
- if (band == IEEE80211_BAND_2GHZ)
- cmd->params.band = WL1271_SCAN_BAND_2_4_GHZ;
- else
- cmd->params.band = WL1271_SCAN_BAND_5_GHZ;
-
- if (wl->scan.ssid_len && wl->scan.ssid) {
- cmd->params.ssid_len = wl->scan.ssid_len;
- memcpy(cmd->params.ssid, wl->scan.ssid, wl->scan.ssid_len);
- }
-
- ret = wl1271_cmd_build_probe_req(wl, wl->scan.ssid, wl->scan.ssid_len,
- wl->scan.req->ie, wl->scan.req->ie_len,
- band);
- if (ret < 0) {
- wl1271_error("PROBE request template failed");
- goto out;
- }
-
- /* disable the timeout */
- trigger->timeout = 0;
- ret = wl1271_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger,
- sizeof(*trigger), 0);
- if (ret < 0) {
- wl1271_error("trigger scan to failed for hw scan");
- goto out;
- }
-
- wl1271_dump(DEBUG_SCAN, "SCAN: ", cmd, sizeof(*cmd));
-
- ret = wl1271_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd), 0);
- if (ret < 0) {
- wl1271_error("SCAN failed");
- goto out;
- }
-
-out:
- kfree(cmd);
- kfree(trigger);
- return ret;
-}
-
-void wl1271_scan_stm(struct wl1271 *wl)
-{
- int ret = 0;
-
- switch (wl->scan.state) {
- case WL1271_SCAN_STATE_IDLE:
- break;
-
- case WL1271_SCAN_STATE_2GHZ_ACTIVE:
- ret = wl1271_scan_send(wl, IEEE80211_BAND_2GHZ, false,
- wl->conf.tx.basic_rate);
- if (ret == WL1271_NOTHING_TO_SCAN) {
- wl->scan.state = WL1271_SCAN_STATE_2GHZ_PASSIVE;
- wl1271_scan_stm(wl);
- }
-
- break;
-
- case WL1271_SCAN_STATE_2GHZ_PASSIVE:
- ret = wl1271_scan_send(wl, IEEE80211_BAND_2GHZ, true,
- wl->conf.tx.basic_rate);
- if (ret == WL1271_NOTHING_TO_SCAN) {
- if (wl->enable_11a)
- wl->scan.state = WL1271_SCAN_STATE_5GHZ_ACTIVE;
- else
- wl->scan.state = WL1271_SCAN_STATE_DONE;
- wl1271_scan_stm(wl);
- }
-
- break;
-
- case WL1271_SCAN_STATE_5GHZ_ACTIVE:
- ret = wl1271_scan_send(wl, IEEE80211_BAND_5GHZ, false,
- wl->conf.tx.basic_rate_5);
- if (ret == WL1271_NOTHING_TO_SCAN) {
- wl->scan.state = WL1271_SCAN_STATE_5GHZ_PASSIVE;
- wl1271_scan_stm(wl);
- }
-
- break;
-
- case WL1271_SCAN_STATE_5GHZ_PASSIVE:
- ret = wl1271_scan_send(wl, IEEE80211_BAND_5GHZ, true,
- wl->conf.tx.basic_rate_5);
- if (ret == WL1271_NOTHING_TO_SCAN) {
- wl->scan.state = WL1271_SCAN_STATE_DONE;
- wl1271_scan_stm(wl);
- }
-
- break;
-
- case WL1271_SCAN_STATE_DONE:
- wl->scan.failed = false;
- cancel_delayed_work(&wl->scan_complete_work);
- ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
- msecs_to_jiffies(0));
- break;
-
- default:
- wl1271_error("invalid scan state");
- break;
- }
-
- if (ret < 0) {
- cancel_delayed_work(&wl->scan_complete_work);
- ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
- msecs_to_jiffies(0));
- }
-}
-
-int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
- struct cfg80211_scan_request *req)
-{
- if (wl->scan.state != WL1271_SCAN_STATE_IDLE)
- return -EBUSY;
-
- wl->scan.state = WL1271_SCAN_STATE_2GHZ_ACTIVE;
-
- if (ssid_len && ssid) {
- wl->scan.ssid_len = ssid_len;
- memcpy(wl->scan.ssid, ssid, ssid_len);
- } else {
- wl->scan.ssid_len = 0;
- }
-
- wl->scan.req = req;
-
- wl->scan.scanned_ch = kcalloc(req->n_channels,
- sizeof(*wl->scan.scanned_ch),
- GFP_KERNEL);
- /* we assume failure so that timeout scenarios are handled correctly */
- wl->scan.failed = true;
- ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
- msecs_to_jiffies(WL1271_SCAN_TIMEOUT));
-
- wl1271_scan_stm(wl);
-
- return 0;
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_SCAN_H__
-#define __WL1271_SCAN_H__
-
-#include "wl1271.h"
-
-int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
- struct cfg80211_scan_request *req);
-int wl1271_scan_build_probe_req(struct wl1271 *wl,
- const u8 *ssid, size_t ssid_len,
- const u8 *ie, size_t ie_len, u8 band);
-void wl1271_scan_stm(struct wl1271 *wl);
-void wl1271_scan_complete_work(struct work_struct *work);
-
-#define WL1271_SCAN_MAX_CHANNELS 24
-#define WL1271_SCAN_DEFAULT_TAG 1
-#define WL1271_SCAN_CURRENT_TX_PWR 0
-#define WL1271_SCAN_OPT_ACTIVE 0
-#define WL1271_SCAN_OPT_PASSIVE 1
-#define WL1271_SCAN_OPT_PRIORITY_HIGH 4
-#define WL1271_SCAN_BAND_2_4_GHZ 0
-#define WL1271_SCAN_BAND_5_GHZ 1
-
-#define WL1271_SCAN_TIMEOUT 10000 /* msec */
-
-enum {
- WL1271_SCAN_STATE_IDLE,
- WL1271_SCAN_STATE_2GHZ_ACTIVE,
- WL1271_SCAN_STATE_2GHZ_PASSIVE,
- WL1271_SCAN_STATE_5GHZ_ACTIVE,
- WL1271_SCAN_STATE_5GHZ_PASSIVE,
- WL1271_SCAN_STATE_DONE
-};
-
-struct basic_scan_params {
- __le32 rx_config_options;
- __le32 rx_filter_options;
- /* Scan option flags (WL1271_SCAN_OPT_*) */
- __le16 scan_options;
- /* Number of scan channels in the list (maximum 30) */
- u8 n_ch;
- /* This field indicates the number of probe requests to send
- per channel for an active scan */
- u8 n_probe_reqs;
- /* Rate bit field for sending the probes */
- __le32 tx_rate;
- u8 tid_trigger;
- u8 ssid_len;
- /* in order to align */
- u8 padding1[2];
- u8 ssid[IW_ESSID_MAX_SIZE];
- /* Band to scan */
- u8 band;
- u8 use_ssid_list;
- u8 scan_tag;
- u8 padding2;
-} __packed;
-
-struct basic_scan_channel_params {
- /* Duration in TU to wait for frames on a channel for active scan */
- __le32 min_duration;
- __le32 max_duration;
- __le32 bssid_lsb;
- __le16 bssid_msb;
- u8 early_termination;
- u8 tx_power_att;
- u8 channel;
- /* FW internal use only! */
- u8 dfs_candidate;
- u8 activity_detected;
- u8 pad;
-} __packed;
-
-struct wl1271_cmd_scan {
- struct wl1271_cmd_header header;
-
- struct basic_scan_params params;
- struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS];
-} __packed;
-
-struct wl1271_cmd_trigger_scan_to {
- struct wl1271_cmd_header header;
-
- __le32 timeout;
-} __packed;
-
-#endif /* __WL1271_SCAN_H__ */
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009-2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/irq.h>
-#include <linux/module.h>
-#include <linux/crc7.h>
-#include <linux/vmalloc.h>
-#include <linux/mmc/sdio_func.h>
-#include <linux/mmc/sdio_ids.h>
-#include <linux/mmc/card.h>
-#include <linux/gpio.h>
-#include <linux/wl12xx.h>
-#include <linux/pm_runtime.h>
-
-#include "wl1271.h"
-#include "wl12xx_80211.h"
-#include "wl1271_io.h"
-
-#ifndef SDIO_VENDOR_ID_TI
-#define SDIO_VENDOR_ID_TI 0x0097
-#endif
-
-#ifndef SDIO_DEVICE_ID_TI_WL1271
-#define SDIO_DEVICE_ID_TI_WL1271 0x4076
-#endif
-
-static const struct sdio_device_id wl1271_devices[] = {
- { SDIO_DEVICE(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271) },
- {}
-};
-MODULE_DEVICE_TABLE(sdio, wl1271_devices);
-
-static inline struct sdio_func *wl_to_func(struct wl1271 *wl)
-{
- return wl->if_priv;
-}
-
-static struct device *wl1271_sdio_wl_to_dev(struct wl1271 *wl)
-{
- return &(wl_to_func(wl)->dev);
-}
-
-static irqreturn_t wl1271_irq(int irq, void *cookie)
-{
- struct wl1271 *wl = cookie;
- unsigned long flags;
-
- wl1271_debug(DEBUG_IRQ, "IRQ");
-
- /* complete the ELP completion */
- spin_lock_irqsave(&wl->wl_lock, flags);
- if (wl->elp_compl) {
- complete(wl->elp_compl);
- wl->elp_compl = NULL;
- }
-
- if (!test_and_set_bit(WL1271_FLAG_IRQ_RUNNING, &wl->flags))
- ieee80211_queue_work(wl->hw, &wl->irq_work);
- set_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags);
- spin_unlock_irqrestore(&wl->wl_lock, flags);
-
- return IRQ_HANDLED;
-}
-
-static void wl1271_sdio_disable_interrupts(struct wl1271 *wl)
-{
- disable_irq(wl->irq);
-}
-
-static void wl1271_sdio_enable_interrupts(struct wl1271 *wl)
-{
- enable_irq(wl->irq);
-}
-
-static void wl1271_sdio_reset(struct wl1271 *wl)
-{
-}
-
-static void wl1271_sdio_init(struct wl1271 *wl)
-{
-}
-
-static void wl1271_sdio_raw_read(struct wl1271 *wl, int addr, void *buf,
- size_t len, bool fixed)
-{
- int ret;
- struct sdio_func *func = wl_to_func(wl);
-
- sdio_claim_host(func);
-
- if (unlikely(addr == HW_ACCESS_ELP_CTRL_REG_ADDR)) {
- ((u8 *)buf)[0] = sdio_f0_readb(func, addr, &ret);
- wl1271_debug(DEBUG_SDIO, "sdio read 52 addr 0x%x, byte 0x%02x",
- addr, ((u8 *)buf)[0]);
- } else {
- if (fixed)
- ret = sdio_readsb(func, buf, addr, len);
- else
- ret = sdio_memcpy_fromio(func, buf, addr, len);
-
- wl1271_debug(DEBUG_SDIO, "sdio read 53 addr 0x%x, %zu bytes",
- addr, len);
- wl1271_dump_ascii(DEBUG_SDIO, "data: ", buf, len);
- }
-
- sdio_release_host(func);
-
- if (ret)
- wl1271_error("sdio read failed (%d)", ret);
-}
-
-static void wl1271_sdio_raw_write(struct wl1271 *wl, int addr, void *buf,
- size_t len, bool fixed)
-{
- int ret;
- struct sdio_func *func = wl_to_func(wl);
-
- sdio_claim_host(func);
-
- if (unlikely(addr == HW_ACCESS_ELP_CTRL_REG_ADDR)) {
- sdio_f0_writeb(func, ((u8 *)buf)[0], addr, &ret);
- wl1271_debug(DEBUG_SDIO, "sdio write 52 addr 0x%x, byte 0x%02x",
- addr, ((u8 *)buf)[0]);
- } else {
- wl1271_debug(DEBUG_SDIO, "sdio write 53 addr 0x%x, %zu bytes",
- addr, len);
- wl1271_dump_ascii(DEBUG_SDIO, "data: ", buf, len);
-
- if (fixed)
- ret = sdio_writesb(func, addr, buf, len);
- else
- ret = sdio_memcpy_toio(func, addr, buf, len);
- }
-
- sdio_release_host(func);
-
- if (ret)
- wl1271_error("sdio write failed (%d)", ret);
-}
-
-static int wl1271_sdio_power_on(struct wl1271 *wl)
-{
- struct sdio_func *func = wl_to_func(wl);
- int ret;
-
- /* Power up the card */
- ret = pm_runtime_get_sync(&func->dev);
- if (ret < 0)
- goto out;
-
- sdio_claim_host(func);
- sdio_enable_func(func);
- sdio_release_host(func);
-
-out:
- return ret;
-}
-
-static int wl1271_sdio_power_off(struct wl1271 *wl)
-{
- struct sdio_func *func = wl_to_func(wl);
-
- sdio_claim_host(func);
- sdio_disable_func(func);
- sdio_release_host(func);
-
- /* Power down the card */
- return pm_runtime_put_sync(&func->dev);
-}
-
-static int wl1271_sdio_set_power(struct wl1271 *wl, bool enable)
-{
- if (enable)
- return wl1271_sdio_power_on(wl);
- else
- return wl1271_sdio_power_off(wl);
-}
-
-static struct wl1271_if_operations sdio_ops = {
- .read = wl1271_sdio_raw_read,
- .write = wl1271_sdio_raw_write,
- .reset = wl1271_sdio_reset,
- .init = wl1271_sdio_init,
- .power = wl1271_sdio_set_power,
- .dev = wl1271_sdio_wl_to_dev,
- .enable_irq = wl1271_sdio_enable_interrupts,
- .disable_irq = wl1271_sdio_disable_interrupts
-};
-
-static int __devinit wl1271_probe(struct sdio_func *func,
- const struct sdio_device_id *id)
-{
- struct ieee80211_hw *hw;
- const struct wl12xx_platform_data *wlan_data;
- struct wl1271 *wl;
- int ret;
-
- /* We are only able to handle the wlan function */
- if (func->num != 0x02)
- return -ENODEV;
-
- hw = wl1271_alloc_hw();
- if (IS_ERR(hw))
- return PTR_ERR(hw);
-
- wl = hw->priv;
-
- wl->if_priv = func;
- wl->if_ops = &sdio_ops;
-
- /* Grab access to FN0 for ELP reg. */
- func->card->quirks |= MMC_QUIRK_LENIENT_FN0;
-
- wlan_data = wl12xx_get_platform_data();
- if (IS_ERR(wlan_data)) {
- ret = PTR_ERR(wlan_data);
- wl1271_error("missing wlan platform data: %d", ret);
- goto out_free;
- }
-
- wl->irq = wlan_data->irq;
- wl->ref_clock = wlan_data->board_ref_clock;
-
- ret = request_irq(wl->irq, wl1271_irq, 0, DRIVER_NAME, wl);
- if (ret < 0) {
- wl1271_error("request_irq() failed: %d", ret);
- goto out_free;
- }
-
- set_irq_type(wl->irq, IRQ_TYPE_EDGE_RISING);
-
- disable_irq(wl->irq);
-
- ret = wl1271_init_ieee80211(wl);
- if (ret)
- goto out_irq;
-
- ret = wl1271_register_hw(wl);
- if (ret)
- goto out_irq;
-
- sdio_set_drvdata(func, wl);
-
- /* Tell PM core that we don't need the card to be powered now */
- pm_runtime_put_noidle(&func->dev);
-
- wl1271_notice("initialized");
-
- return 0;
-
- out_irq:
- free_irq(wl->irq, wl);
-
-
- out_free:
- wl1271_free_hw(wl);
-
- return ret;
-}
-
-static void __devexit wl1271_remove(struct sdio_func *func)
-{
- struct wl1271 *wl = sdio_get_drvdata(func);
-
- /* Undo decrement done above in wl1271_probe */
- pm_runtime_get_noresume(&func->dev);
-
- wl1271_unregister_hw(wl);
- free_irq(wl->irq, wl);
- wl1271_free_hw(wl);
-}
-
-static int wl1271_suspend(struct device *dev)
-{
- /* Tell MMC/SDIO core it's OK to power down the card
- * (if it isn't already), but not to remove it completely */
- return 0;
-}
-
-static int wl1271_resume(struct device *dev)
-{
- return 0;
-}
-
-static const struct dev_pm_ops wl1271_sdio_pm_ops = {
- .suspend = wl1271_suspend,
- .resume = wl1271_resume,
-};
-
-static struct sdio_driver wl1271_sdio_driver = {
- .name = "wl1271_sdio",
- .id_table = wl1271_devices,
- .probe = wl1271_probe,
- .remove = __devexit_p(wl1271_remove),
- .drv = {
- .pm = &wl1271_sdio_pm_ops,
- },
-};
-
-static int __init wl1271_init(void)
-{
- int ret;
-
- ret = sdio_register_driver(&wl1271_sdio_driver);
- if (ret < 0) {
- wl1271_error("failed to register sdio driver: %d", ret);
- goto out;
- }
-
-out:
- return ret;
-}
-
-static void __exit wl1271_exit(void)
-{
- sdio_unregister_driver(&wl1271_sdio_driver);
-
- wl1271_notice("unloaded");
-}
-
-module_init(wl1271_init);
-module_exit(wl1271_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Luciano Coelho <luciano.coelho@nokia.com>");
-MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
-MODULE_FIRMWARE(WL1271_FW_NAME);
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/irq.h>
-#include <linux/module.h>
-#include <linux/crc7.h>
-#include <linux/spi/spi.h>
-#include <linux/wl12xx.h>
-#include <linux/slab.h>
-
-#include "wl1271.h"
-#include "wl12xx_80211.h"
-#include "wl1271_io.h"
-
-#include "wl1271_reg.h"
-
-#define WSPI_CMD_READ 0x40000000
-#define WSPI_CMD_WRITE 0x00000000
-#define WSPI_CMD_FIXED 0x20000000
-#define WSPI_CMD_BYTE_LENGTH 0x1FFE0000
-#define WSPI_CMD_BYTE_LENGTH_OFFSET 17
-#define WSPI_CMD_BYTE_ADDR 0x0001FFFF
-
-#define WSPI_INIT_CMD_CRC_LEN 5
-
-#define WSPI_INIT_CMD_START 0x00
-#define WSPI_INIT_CMD_TX 0x40
-/* the extra bypass bit is sampled by the TNET as '1' */
-#define WSPI_INIT_CMD_BYPASS_BIT 0x80
-#define WSPI_INIT_CMD_FIXEDBUSY_LEN 0x07
-#define WSPI_INIT_CMD_EN_FIXEDBUSY 0x80
-#define WSPI_INIT_CMD_DIS_FIXEDBUSY 0x00
-#define WSPI_INIT_CMD_IOD 0x40
-#define WSPI_INIT_CMD_IP 0x20
-#define WSPI_INIT_CMD_CS 0x10
-#define WSPI_INIT_CMD_WS 0x08
-#define WSPI_INIT_CMD_WSPI 0x01
-#define WSPI_INIT_CMD_END 0x01
-
-#define WSPI_INIT_CMD_LEN 8
-
-#define HW_ACCESS_WSPI_FIXED_BUSY_LEN \
- ((WL1271_BUSY_WORD_LEN - 4) / sizeof(u32))
-#define HW_ACCESS_WSPI_INIT_CMD_MASK 0
-
-/* HW limitation: maximum possible chunk size is 4095 bytes */
-#define WSPI_MAX_CHUNK_SIZE 4092
-
-#define WSPI_MAX_NUM_OF_CHUNKS (WL1271_AGGR_BUFFER_SIZE / WSPI_MAX_CHUNK_SIZE)
-
-static inline struct spi_device *wl_to_spi(struct wl1271 *wl)
-{
- return wl->if_priv;
-}
-
-static struct device *wl1271_spi_wl_to_dev(struct wl1271 *wl)
-{
- return &(wl_to_spi(wl)->dev);
-}
-
-static void wl1271_spi_disable_interrupts(struct wl1271 *wl)
-{
- disable_irq(wl->irq);
-}
-
-static void wl1271_spi_enable_interrupts(struct wl1271 *wl)
-{
- enable_irq(wl->irq);
-}
-
-static void wl1271_spi_reset(struct wl1271 *wl)
-{
- u8 *cmd;
- struct spi_transfer t;
- struct spi_message m;
-
- cmd = kzalloc(WSPI_INIT_CMD_LEN, GFP_KERNEL);
- if (!cmd) {
- wl1271_error("could not allocate cmd for spi reset");
- return;
- }
-
- memset(&t, 0, sizeof(t));
- spi_message_init(&m);
-
- memset(cmd, 0xff, WSPI_INIT_CMD_LEN);
-
- t.tx_buf = cmd;
- t.len = WSPI_INIT_CMD_LEN;
- spi_message_add_tail(&t, &m);
-
- spi_sync(wl_to_spi(wl), &m);
- kfree(cmd);
-
- wl1271_dump(DEBUG_SPI, "spi reset -> ", cmd, WSPI_INIT_CMD_LEN);
-}
-
-static void wl1271_spi_init(struct wl1271 *wl)
-{
- u8 crc[WSPI_INIT_CMD_CRC_LEN], *cmd;
- struct spi_transfer t;
- struct spi_message m;
-
- cmd = kzalloc(WSPI_INIT_CMD_LEN, GFP_KERNEL);
- if (!cmd) {
- wl1271_error("could not allocate cmd for spi init");
- return;
- }
-
- memset(crc, 0, sizeof(crc));
- memset(&t, 0, sizeof(t));
- spi_message_init(&m);
-
- /*
- * Set WSPI_INIT_COMMAND
- * the data is being send from the MSB to LSB
- */
- cmd[2] = 0xff;
- cmd[3] = 0xff;
- cmd[1] = WSPI_INIT_CMD_START | WSPI_INIT_CMD_TX;
- cmd[0] = 0;
- cmd[7] = 0;
- cmd[6] |= HW_ACCESS_WSPI_INIT_CMD_MASK << 3;
- cmd[6] |= HW_ACCESS_WSPI_FIXED_BUSY_LEN & WSPI_INIT_CMD_FIXEDBUSY_LEN;
-
- if (HW_ACCESS_WSPI_FIXED_BUSY_LEN == 0)
- cmd[5] |= WSPI_INIT_CMD_DIS_FIXEDBUSY;
- else
- cmd[5] |= WSPI_INIT_CMD_EN_FIXEDBUSY;
-
- cmd[5] |= WSPI_INIT_CMD_IOD | WSPI_INIT_CMD_IP | WSPI_INIT_CMD_CS
- | WSPI_INIT_CMD_WSPI | WSPI_INIT_CMD_WS;
-
- crc[0] = cmd[1];
- crc[1] = cmd[0];
- crc[2] = cmd[7];
- crc[3] = cmd[6];
- crc[4] = cmd[5];
-
- cmd[4] |= crc7(0, crc, WSPI_INIT_CMD_CRC_LEN) << 1;
- cmd[4] |= WSPI_INIT_CMD_END;
-
- t.tx_buf = cmd;
- t.len = WSPI_INIT_CMD_LEN;
- spi_message_add_tail(&t, &m);
-
- spi_sync(wl_to_spi(wl), &m);
- wl1271_dump(DEBUG_SPI, "spi init -> ", cmd, WSPI_INIT_CMD_LEN);
- kfree(cmd);
-}
-
-#define WL1271_BUSY_WORD_TIMEOUT 1000
-
-static int wl1271_spi_read_busy(struct wl1271 *wl)
-{
- struct spi_transfer t[1];
- struct spi_message m;
- u32 *busy_buf;
- int num_busy_bytes = 0;
-
- /*
- * Read further busy words from SPI until a non-busy word is
- * encountered, then read the data itself into the buffer.
- */
-
- num_busy_bytes = WL1271_BUSY_WORD_TIMEOUT;
- busy_buf = wl->buffer_busyword;
- while (num_busy_bytes) {
- num_busy_bytes--;
- spi_message_init(&m);
- memset(t, 0, sizeof(t));
- t[0].rx_buf = busy_buf;
- t[0].len = sizeof(u32);
- t[0].cs_change = true;
- spi_message_add_tail(&t[0], &m);
- spi_sync(wl_to_spi(wl), &m);
-
- if (*busy_buf & 0x1)
- return 0;
- }
-
- /* The SPI bus is unresponsive, the read failed. */
- wl1271_error("SPI read busy-word timeout!\n");
- return -ETIMEDOUT;
-}
-
-static void wl1271_spi_raw_read(struct wl1271 *wl, int addr, void *buf,
- size_t len, bool fixed)
-{
- struct spi_transfer t[2];
- struct spi_message m;
- u32 *busy_buf;
- u32 *cmd;
- u32 chunk_len;
-
- while (len > 0) {
- chunk_len = min((size_t)WSPI_MAX_CHUNK_SIZE, len);
-
- cmd = &wl->buffer_cmd;
- busy_buf = wl->buffer_busyword;
-
- *cmd = 0;
- *cmd |= WSPI_CMD_READ;
- *cmd |= (chunk_len << WSPI_CMD_BYTE_LENGTH_OFFSET) &
- WSPI_CMD_BYTE_LENGTH;
- *cmd |= addr & WSPI_CMD_BYTE_ADDR;
-
- if (fixed)
- *cmd |= WSPI_CMD_FIXED;
-
- spi_message_init(&m);
- memset(t, 0, sizeof(t));
-
- t[0].tx_buf = cmd;
- t[0].len = 4;
- t[0].cs_change = true;
- spi_message_add_tail(&t[0], &m);
-
- /* Busy and non busy words read */
- t[1].rx_buf = busy_buf;
- t[1].len = WL1271_BUSY_WORD_LEN;
- t[1].cs_change = true;
- spi_message_add_tail(&t[1], &m);
-
- spi_sync(wl_to_spi(wl), &m);
-
- if (!(busy_buf[WL1271_BUSY_WORD_CNT - 1] & 0x1) &&
- wl1271_spi_read_busy(wl)) {
- memset(buf, 0, chunk_len);
- return;
- }
-
- spi_message_init(&m);
- memset(t, 0, sizeof(t));
-
- t[0].rx_buf = buf;
- t[0].len = chunk_len;
- t[0].cs_change = true;
- spi_message_add_tail(&t[0], &m);
-
- spi_sync(wl_to_spi(wl), &m);
-
- wl1271_dump(DEBUG_SPI, "spi_read cmd -> ", cmd, sizeof(*cmd));
- wl1271_dump(DEBUG_SPI, "spi_read buf <- ", buf, chunk_len);
-
- if (!fixed)
- addr += chunk_len;
- buf += chunk_len;
- len -= chunk_len;
- }
-}
-
-static void wl1271_spi_raw_write(struct wl1271 *wl, int addr, void *buf,
- size_t len, bool fixed)
-{
- struct spi_transfer t[2 * WSPI_MAX_NUM_OF_CHUNKS];
- struct spi_message m;
- u32 commands[WSPI_MAX_NUM_OF_CHUNKS];
- u32 *cmd;
- u32 chunk_len;
- int i;
-
- WARN_ON(len > WL1271_AGGR_BUFFER_SIZE);
-
- spi_message_init(&m);
- memset(t, 0, sizeof(t));
-
- cmd = &commands[0];
- i = 0;
- while (len > 0) {
- chunk_len = min((size_t)WSPI_MAX_CHUNK_SIZE, len);
-
- *cmd = 0;
- *cmd |= WSPI_CMD_WRITE;
- *cmd |= (chunk_len << WSPI_CMD_BYTE_LENGTH_OFFSET) &
- WSPI_CMD_BYTE_LENGTH;
- *cmd |= addr & WSPI_CMD_BYTE_ADDR;
-
- if (fixed)
- *cmd |= WSPI_CMD_FIXED;
-
- t[i].tx_buf = cmd;
- t[i].len = sizeof(*cmd);
- spi_message_add_tail(&t[i++], &m);
-
- t[i].tx_buf = buf;
- t[i].len = chunk_len;
- spi_message_add_tail(&t[i++], &m);
-
- wl1271_dump(DEBUG_SPI, "spi_write cmd -> ", cmd, sizeof(*cmd));
- wl1271_dump(DEBUG_SPI, "spi_write buf -> ", buf, chunk_len);
-
- if (!fixed)
- addr += chunk_len;
- buf += chunk_len;
- len -= chunk_len;
- cmd++;
- }
-
- spi_sync(wl_to_spi(wl), &m);
-}
-
-static irqreturn_t wl1271_irq(int irq, void *cookie)
-{
- struct wl1271 *wl;
- unsigned long flags;
-
- wl1271_debug(DEBUG_IRQ, "IRQ");
-
- wl = cookie;
-
- /* complete the ELP completion */
- spin_lock_irqsave(&wl->wl_lock, flags);
- if (wl->elp_compl) {
- complete(wl->elp_compl);
- wl->elp_compl = NULL;
- }
-
- if (!test_and_set_bit(WL1271_FLAG_IRQ_RUNNING, &wl->flags))
- ieee80211_queue_work(wl->hw, &wl->irq_work);
- set_bit(WL1271_FLAG_IRQ_PENDING, &wl->flags);
- spin_unlock_irqrestore(&wl->wl_lock, flags);
-
- return IRQ_HANDLED;
-}
-
-static int wl1271_spi_set_power(struct wl1271 *wl, bool enable)
-{
- if (wl->set_power)
- wl->set_power(enable);
-
- return 0;
-}
-
-static struct wl1271_if_operations spi_ops = {
- .read = wl1271_spi_raw_read,
- .write = wl1271_spi_raw_write,
- .reset = wl1271_spi_reset,
- .init = wl1271_spi_init,
- .power = wl1271_spi_set_power,
- .dev = wl1271_spi_wl_to_dev,
- .enable_irq = wl1271_spi_enable_interrupts,
- .disable_irq = wl1271_spi_disable_interrupts
-};
-
-static int __devinit wl1271_probe(struct spi_device *spi)
-{
- struct wl12xx_platform_data *pdata;
- struct ieee80211_hw *hw;
- struct wl1271 *wl;
- int ret;
-
- pdata = spi->dev.platform_data;
- if (!pdata) {
- wl1271_error("no platform data");
- return -ENODEV;
- }
-
- hw = wl1271_alloc_hw();
- if (IS_ERR(hw))
- return PTR_ERR(hw);
-
- wl = hw->priv;
-
- dev_set_drvdata(&spi->dev, wl);
- wl->if_priv = spi;
-
- wl->if_ops = &spi_ops;
-
- /* This is the only SPI value that we need to set here, the rest
- * comes from the board-peripherals file */
- spi->bits_per_word = 32;
-
- ret = spi_setup(spi);
- if (ret < 0) {
- wl1271_error("spi_setup failed");
- goto out_free;
- }
-
- wl->set_power = pdata->set_power;
- if (!wl->set_power) {
- wl1271_error("set power function missing in platform data");
- ret = -ENODEV;
- goto out_free;
- }
-
- wl->ref_clock = pdata->board_ref_clock;
-
- wl->irq = spi->irq;
- if (wl->irq < 0) {
- wl1271_error("irq missing in platform data");
- ret = -ENODEV;
- goto out_free;
- }
-
- ret = request_irq(wl->irq, wl1271_irq, 0, DRIVER_NAME, wl);
- if (ret < 0) {
- wl1271_error("request_irq() failed: %d", ret);
- goto out_free;
- }
-
- set_irq_type(wl->irq, IRQ_TYPE_EDGE_RISING);
-
- disable_irq(wl->irq);
-
- ret = wl1271_init_ieee80211(wl);
- if (ret)
- goto out_irq;
-
- ret = wl1271_register_hw(wl);
- if (ret)
- goto out_irq;
-
- wl1271_notice("initialized");
-
- return 0;
-
- out_irq:
- free_irq(wl->irq, wl);
-
- out_free:
- wl1271_free_hw(wl);
-
- return ret;
-}
-
-static int __devexit wl1271_remove(struct spi_device *spi)
-{
- struct wl1271 *wl = dev_get_drvdata(&spi->dev);
-
- wl1271_unregister_hw(wl);
- free_irq(wl->irq, wl);
- wl1271_free_hw(wl);
-
- return 0;
-}
-
-
-static struct spi_driver wl1271_spi_driver = {
- .driver = {
- .name = "wl1271_spi",
- .bus = &spi_bus_type,
- .owner = THIS_MODULE,
- },
-
- .probe = wl1271_probe,
- .remove = __devexit_p(wl1271_remove),
-};
-
-static int __init wl1271_init(void)
-{
- int ret;
-
- ret = spi_register_driver(&wl1271_spi_driver);
- if (ret < 0) {
- wl1271_error("failed to register spi driver: %d", ret);
- goto out;
- }
-
-out:
- return ret;
-}
-
-static void __exit wl1271_exit(void)
-{
- spi_unregister_driver(&wl1271_spi_driver);
-
- wl1271_notice("unloaded");
-}
-
-module_init(wl1271_init);
-module_exit(wl1271_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Luciano Coelho <luciano.coelho@nokia.com>");
-MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
-MODULE_FIRMWARE(WL1271_FW_NAME);
-MODULE_ALIAS("spi:wl1271");
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-#include "wl1271_testmode.h"
-
-#include <linux/slab.h>
-#include <net/genetlink.h>
-
-#include "wl1271.h"
-#include "wl1271_acx.h"
-
-#define WL1271_TM_MAX_DATA_LENGTH 1024
-
-enum wl1271_tm_commands {
- WL1271_TM_CMD_UNSPEC,
- WL1271_TM_CMD_TEST,
- WL1271_TM_CMD_INTERROGATE,
- WL1271_TM_CMD_CONFIGURE,
- WL1271_TM_CMD_NVS_PUSH,
- WL1271_TM_CMD_SET_PLT_MODE,
- WL1271_TM_CMD_RECOVER,
-
- __WL1271_TM_CMD_AFTER_LAST
-};
-#define WL1271_TM_CMD_MAX (__WL1271_TM_CMD_AFTER_LAST - 1)
-
-enum wl1271_tm_attrs {
- WL1271_TM_ATTR_UNSPEC,
- WL1271_TM_ATTR_CMD_ID,
- WL1271_TM_ATTR_ANSWER,
- WL1271_TM_ATTR_DATA,
- WL1271_TM_ATTR_IE_ID,
- WL1271_TM_ATTR_PLT_MODE,
-
- __WL1271_TM_ATTR_AFTER_LAST
-};
-#define WL1271_TM_ATTR_MAX (__WL1271_TM_ATTR_AFTER_LAST - 1)
-
-static struct nla_policy wl1271_tm_policy[WL1271_TM_ATTR_MAX + 1] = {
- [WL1271_TM_ATTR_CMD_ID] = { .type = NLA_U32 },
- [WL1271_TM_ATTR_ANSWER] = { .type = NLA_U8 },
- [WL1271_TM_ATTR_DATA] = { .type = NLA_BINARY,
- .len = WL1271_TM_MAX_DATA_LENGTH },
- [WL1271_TM_ATTR_IE_ID] = { .type = NLA_U32 },
- [WL1271_TM_ATTR_PLT_MODE] = { .type = NLA_U32 },
-};
-
-
-static int wl1271_tm_cmd_test(struct wl1271 *wl, struct nlattr *tb[])
-{
- int buf_len, ret, len;
- struct sk_buff *skb;
- void *buf;
- u8 answer = 0;
-
- wl1271_debug(DEBUG_TESTMODE, "testmode cmd test");
-
- if (!tb[WL1271_TM_ATTR_DATA])
- return -EINVAL;
-
- buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
- buf_len = nla_len(tb[WL1271_TM_ATTR_DATA]);
-
- if (tb[WL1271_TM_ATTR_ANSWER])
- answer = nla_get_u8(tb[WL1271_TM_ATTR_ANSWER]);
-
- if (buf_len > sizeof(struct wl1271_command))
- return -EMSGSIZE;
-
- mutex_lock(&wl->mutex);
- ret = wl1271_cmd_test(wl, buf, buf_len, answer);
- mutex_unlock(&wl->mutex);
-
- if (ret < 0) {
- wl1271_warning("testmode cmd test failed: %d", ret);
- return ret;
- }
-
- if (answer) {
- len = nla_total_size(buf_len);
- skb = cfg80211_testmode_alloc_reply_skb(wl->hw->wiphy, len);
- if (!skb)
- return -ENOMEM;
-
- NLA_PUT(skb, WL1271_TM_ATTR_DATA, buf_len, buf);
- ret = cfg80211_testmode_reply(skb);
- if (ret < 0)
- return ret;
- }
-
- return 0;
-
-nla_put_failure:
- kfree_skb(skb);
- return -EMSGSIZE;
-}
-
-static int wl1271_tm_cmd_interrogate(struct wl1271 *wl, struct nlattr *tb[])
-{
- int ret;
- struct wl1271_command *cmd;
- struct sk_buff *skb;
- u8 ie_id;
-
- wl1271_debug(DEBUG_TESTMODE, "testmode cmd interrogate");
-
- if (!tb[WL1271_TM_ATTR_IE_ID])
- return -EINVAL;
-
- ie_id = nla_get_u8(tb[WL1271_TM_ATTR_IE_ID]);
-
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
- if (!cmd)
- return -ENOMEM;
-
- mutex_lock(&wl->mutex);
- ret = wl1271_cmd_interrogate(wl, ie_id, cmd, sizeof(*cmd));
- mutex_unlock(&wl->mutex);
-
- if (ret < 0) {
- wl1271_warning("testmode cmd interrogate failed: %d", ret);
- return ret;
- }
-
- skb = cfg80211_testmode_alloc_reply_skb(wl->hw->wiphy, sizeof(*cmd));
- if (!skb)
- return -ENOMEM;
-
- NLA_PUT(skb, WL1271_TM_ATTR_DATA, sizeof(*cmd), cmd);
-
- return 0;
-
-nla_put_failure:
- kfree_skb(skb);
- return -EMSGSIZE;
-}
-
-static int wl1271_tm_cmd_configure(struct wl1271 *wl, struct nlattr *tb[])
-{
- int buf_len, ret;
- void *buf;
- u8 ie_id;
-
- wl1271_debug(DEBUG_TESTMODE, "testmode cmd configure");
-
- if (!tb[WL1271_TM_ATTR_DATA])
- return -EINVAL;
- if (!tb[WL1271_TM_ATTR_IE_ID])
- return -EINVAL;
-
- ie_id = nla_get_u8(tb[WL1271_TM_ATTR_IE_ID]);
- buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
- buf_len = nla_len(tb[WL1271_TM_ATTR_DATA]);
-
- if (buf_len > sizeof(struct wl1271_command))
- return -EMSGSIZE;
-
- mutex_lock(&wl->mutex);
- ret = wl1271_cmd_configure(wl, ie_id, buf, buf_len);
- mutex_unlock(&wl->mutex);
-
- if (ret < 0) {
- wl1271_warning("testmode cmd configure failed: %d", ret);
- return ret;
- }
-
- return 0;
-}
-
-static int wl1271_tm_cmd_nvs_push(struct wl1271 *wl, struct nlattr *tb[])
-{
- int ret = 0;
- size_t len;
- void *buf;
-
- wl1271_debug(DEBUG_TESTMODE, "testmode cmd nvs push");
-
- if (!tb[WL1271_TM_ATTR_DATA])
- return -EINVAL;
-
- buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
- len = nla_len(tb[WL1271_TM_ATTR_DATA]);
-
- mutex_lock(&wl->mutex);
-
- kfree(wl->nvs);
-
- wl->nvs = kzalloc(sizeof(struct wl1271_nvs_file), GFP_KERNEL);
- if (!wl->nvs) {
- wl1271_error("could not allocate memory for the nvs file");
- ret = -ENOMEM;
- goto out;
- }
-
- memcpy(wl->nvs, buf, len);
- wl->nvs_len = len;
-
- wl1271_debug(DEBUG_TESTMODE, "testmode pushed nvs");
-
-out:
- mutex_unlock(&wl->mutex);
-
- return ret;
-}
-
-static int wl1271_tm_cmd_set_plt_mode(struct wl1271 *wl, struct nlattr *tb[])
-{
- u32 val;
- int ret;
-
- wl1271_debug(DEBUG_TESTMODE, "testmode cmd set plt mode");
-
- if (!tb[WL1271_TM_ATTR_PLT_MODE])
- return -EINVAL;
-
- val = nla_get_u32(tb[WL1271_TM_ATTR_PLT_MODE]);
-
- switch (val) {
- case 0:
- ret = wl1271_plt_stop(wl);
- break;
- case 1:
- ret = wl1271_plt_start(wl);
- break;
- default:
- ret = -EINVAL;
- break;
- }
-
- return ret;
-}
-
-static int wl1271_tm_cmd_recover(struct wl1271 *wl, struct nlattr *tb[])
-{
- wl1271_debug(DEBUG_TESTMODE, "testmode cmd recover");
-
- ieee80211_queue_work(wl->hw, &wl->recovery_work);
-
- return 0;
-}
-
-int wl1271_tm_cmd(struct ieee80211_hw *hw, void *data, int len)
-{
- struct wl1271 *wl = hw->priv;
- struct nlattr *tb[WL1271_TM_ATTR_MAX + 1];
- int err;
-
- err = nla_parse(tb, WL1271_TM_ATTR_MAX, data, len, wl1271_tm_policy);
- if (err)
- return err;
-
- if (!tb[WL1271_TM_ATTR_CMD_ID])
- return -EINVAL;
-
- switch (nla_get_u32(tb[WL1271_TM_ATTR_CMD_ID])) {
- case WL1271_TM_CMD_TEST:
- return wl1271_tm_cmd_test(wl, tb);
- case WL1271_TM_CMD_INTERROGATE:
- return wl1271_tm_cmd_interrogate(wl, tb);
- case WL1271_TM_CMD_CONFIGURE:
- return wl1271_tm_cmd_configure(wl, tb);
- case WL1271_TM_CMD_NVS_PUSH:
- return wl1271_tm_cmd_nvs_push(wl, tb);
- case WL1271_TM_CMD_SET_PLT_MODE:
- return wl1271_tm_cmd_set_plt_mode(wl, tb);
- case WL1271_TM_CMD_RECOVER:
- return wl1271_tm_cmd_recover(wl, tb);
- default:
- return -EOPNOTSUPP;
- }
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2010 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_TESTMODE_H__
-#define __WL1271_TESTMODE_H__
-
-#include <net/mac80211.h>
-
-int wl1271_tm_cmd(struct ieee80211_hw *hw, void *data, int len);
-
-#endif /* __WL1271_TESTMODE_H__ */
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-
-#include "wl1271.h"
-#include "wl1271_io.h"
-#include "wl1271_reg.h"
-#include "wl1271_ps.h"
-#include "wl1271_tx.h"
-
-static int wl1271_alloc_tx_id(struct wl1271 *wl, struct sk_buff *skb)
-{
- int id;
-
- id = find_first_zero_bit(wl->tx_frames_map, ACX_TX_DESCRIPTORS);
- if (id >= ACX_TX_DESCRIPTORS)
- return -EBUSY;
-
- __set_bit(id, wl->tx_frames_map);
- wl->tx_frames[id] = skb;
- wl->tx_frames_cnt++;
- return id;
-}
-
-static void wl1271_free_tx_id(struct wl1271 *wl, int id)
-{
- if (__test_and_clear_bit(id, wl->tx_frames_map)) {
- wl->tx_frames[id] = NULL;
- wl->tx_frames_cnt--;
- }
-}
-
-static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra,
- u32 buf_offset)
-{
- struct wl1271_tx_hw_descr *desc;
- u32 total_len = skb->len + sizeof(struct wl1271_tx_hw_descr) + extra;
- u32 total_blocks;
- int id, ret = -EBUSY;
-
- if (buf_offset + total_len > WL1271_AGGR_BUFFER_SIZE)
- return -EAGAIN;
-
- /* allocate free identifier for the packet */
- id = wl1271_alloc_tx_id(wl, skb);
- if (id < 0)
- return id;
-
- /* approximate the number of blocks required for this packet
- in the firmware */
- total_blocks = total_len + TX_HW_BLOCK_SIZE - 1;
- total_blocks = total_blocks / TX_HW_BLOCK_SIZE + TX_HW_BLOCK_SPARE;
- if (total_blocks <= wl->tx_blocks_available) {
- desc = (struct wl1271_tx_hw_descr *)skb_push(
- skb, total_len - skb->len);
-
- desc->extra_mem_blocks = TX_HW_BLOCK_SPARE;
- desc->total_mem_blocks = total_blocks;
- desc->id = id;
-
- wl->tx_blocks_available -= total_blocks;
-
- ret = 0;
-
- wl1271_debug(DEBUG_TX,
- "tx_allocate: size: %d, blocks: %d, id: %d",
- total_len, total_blocks, id);
- } else {
- wl1271_free_tx_id(wl, id);
- }
-
- return ret;
-}
-
-static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb,
- u32 extra, struct ieee80211_tx_info *control)
-{
- struct timespec ts;
- struct wl1271_tx_hw_descr *desc;
- int pad, ac;
- s64 hosttime;
- u16 tx_attr;
-
- desc = (struct wl1271_tx_hw_descr *) skb->data;
-
- /* relocate space for security header */
- if (extra) {
- void *framestart = skb->data + sizeof(*desc);
- u16 fc = *(u16 *)(framestart + extra);
- int hdrlen = ieee80211_hdrlen(cpu_to_le16(fc));
- memmove(framestart, framestart + extra, hdrlen);
- }
-
- /* configure packet life time */
- getnstimeofday(&ts);
- hosttime = (timespec_to_ns(&ts) >> 10);
- desc->start_time = cpu_to_le32(hosttime - wl->time_offset);
- desc->life_time = cpu_to_le16(TX_HW_MGMT_PKT_LIFETIME_TU);
-
- /* configure the tx attributes */
- tx_attr = wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER;
-
- /* queue (we use same identifiers for tid's and ac's */
- ac = wl1271_tx_get_queue(skb_get_queue_mapping(skb));
- desc->tid = ac;
-
- desc->aid = TX_HW_DEFAULT_AID;
- desc->reserved = 0;
-
- /* align the length (and store in terms of words) */
- pad = WL1271_TX_ALIGN(skb->len);
- desc->length = cpu_to_le16(pad >> 2);
-
- /* calculate number of padding bytes */
- pad = pad - skb->len;
- tx_attr |= pad << TX_HW_ATTR_OFST_LAST_WORD_PAD;
-
- /* if the packets are destined for AP (have a STA entry) send them
- with AP rate policies, otherwise use default basic rates */
- if (control->control.sta)
- tx_attr |= ACX_TX_AP_FULL_RATE << TX_HW_ATTR_OFST_RATE_POLICY;
-
- desc->tx_attr = cpu_to_le16(tx_attr);
-
- wl1271_debug(DEBUG_TX, "tx_fill_hdr: pad: %d", pad);
-}
-
-/* caller must hold wl->mutex */
-static int wl1271_prepare_tx_frame(struct wl1271 *wl, struct sk_buff *skb,
- u32 buf_offset)
-{
- struct ieee80211_tx_info *info;
- u32 extra = 0;
- int ret = 0;
- u8 idx;
- u32 total_len;
-
- if (!skb)
- return -EINVAL;
-
- info = IEEE80211_SKB_CB(skb);
-
- if (info->control.hw_key &&
- info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP)
- extra = WL1271_TKIP_IV_SPACE;
-
- if (info->control.hw_key) {
- idx = info->control.hw_key->hw_key_idx;
-
- /* FIXME: do we have to do this if we're not using WEP? */
- if (unlikely(wl->default_key != idx)) {
- ret = wl1271_cmd_set_default_wep_key(wl, idx);
- if (ret < 0)
- return ret;
- wl->default_key = idx;
- }
- }
-
- ret = wl1271_tx_allocate(wl, skb, extra, buf_offset);
- if (ret < 0)
- return ret;
-
- wl1271_tx_fill_hdr(wl, skb, extra, info);
-
- /*
- * The length of each packet is stored in terms of words. Thus, we must
- * pad the skb data to make sure its length is aligned.
- * The number of padding bytes is computed and set in wl1271_tx_fill_hdr
- */
- total_len = WL1271_TX_ALIGN(skb->len);
- memcpy(wl->aggr_buf + buf_offset, skb->data, skb->len);
- memset(wl->aggr_buf + buf_offset + skb->len, 0, total_len - skb->len);
-
- return total_len;
-}
-
-u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set)
-{
- struct ieee80211_supported_band *band;
- u32 enabled_rates = 0;
- int bit;
-
- band = wl->hw->wiphy->bands[wl->band];
- for (bit = 0; bit < band->n_bitrates; bit++) {
- if (rate_set & 0x1)
- enabled_rates |= band->bitrates[bit].hw_value;
- rate_set >>= 1;
- }
-
-#ifdef CONFIG_WL1271_HT
- /* MCS rates indication are on bits 16 - 23 */
- rate_set >>= HW_HT_RATES_OFFSET - band->n_bitrates;
-
- for (bit = 0; bit < 8; bit++) {
- if (rate_set & 0x1)
- enabled_rates |= (CONF_HW_BIT_RATE_MCS_0 << bit);
- rate_set >>= 1;
- }
-#endif
-
- return enabled_rates;
-}
-
-static void handle_tx_low_watermark(struct wl1271 *wl)
-{
- unsigned long flags;
-
- if (test_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags) &&
- skb_queue_len(&wl->tx_queue) <= WL1271_TX_QUEUE_LOW_WATERMARK) {
- /* firmware buffer has space, restart queues */
- spin_lock_irqsave(&wl->wl_lock, flags);
- ieee80211_wake_queues(wl->hw);
- clear_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags);
- spin_unlock_irqrestore(&wl->wl_lock, flags);
- }
-}
-
-void wl1271_tx_work_locked(struct wl1271 *wl)
-{
- struct sk_buff *skb;
- bool woken_up = false;
- u32 sta_rates = 0;
- u32 buf_offset = 0;
- bool sent_packets = false;
- int ret;
-
- /* check if the rates supported by the AP have changed */
- if (unlikely(test_and_clear_bit(WL1271_FLAG_STA_RATES_CHANGED,
- &wl->flags))) {
- unsigned long flags;
-
- spin_lock_irqsave(&wl->wl_lock, flags);
- sta_rates = wl->sta_rate_set;
- spin_unlock_irqrestore(&wl->wl_lock, flags);
- }
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
-
- /* if rates have changed, re-configure the rate policy */
- if (unlikely(sta_rates)) {
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
- woken_up = true;
-
- wl->rate_set = wl1271_tx_enabled_rates_get(wl, sta_rates);
- wl1271_acx_rate_policies(wl);
- }
-
- while ((skb = skb_dequeue(&wl->tx_queue))) {
- if (!woken_up) {
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out_ack;
- woken_up = true;
- }
-
- ret = wl1271_prepare_tx_frame(wl, skb, buf_offset);
- if (ret == -EAGAIN) {
- /*
- * Aggregation buffer is full.
- * Flush buffer and try again.
- */
- skb_queue_head(&wl->tx_queue, skb);
- wl1271_write(wl, WL1271_SLV_MEM_DATA, wl->aggr_buf,
- buf_offset, true);
- sent_packets = true;
- buf_offset = 0;
- continue;
- } else if (ret == -EBUSY) {
- /*
- * Firmware buffer is full.
- * Queue back last skb, and stop aggregating.
- */
- skb_queue_head(&wl->tx_queue, skb);
- /* No work left, avoid scheduling redundant tx work */
- set_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags);
- goto out_ack;
- } else if (ret < 0) {
- dev_kfree_skb(skb);
- goto out_ack;
- }
- buf_offset += ret;
- wl->tx_packets_count++;
- }
-
-out_ack:
- if (buf_offset) {
- wl1271_write(wl, WL1271_SLV_MEM_DATA, wl->aggr_buf,
- buf_offset, true);
- sent_packets = true;
- }
- if (sent_packets) {
- /* interrupt the firmware with the new packets */
- wl1271_write32(wl, WL1271_HOST_WR_ACCESS, wl->tx_packets_count);
- handle_tx_low_watermark(wl);
- }
-
-out:
- if (woken_up)
- wl1271_ps_elp_sleep(wl);
-}
-
-void wl1271_tx_work(struct work_struct *work)
-{
- struct wl1271 *wl = container_of(work, struct wl1271, tx_work);
-
- mutex_lock(&wl->mutex);
- wl1271_tx_work_locked(wl);
- mutex_unlock(&wl->mutex);
-}
-
-static void wl1271_tx_complete_packet(struct wl1271 *wl,
- struct wl1271_tx_hw_res_descr *result)
-{
- struct ieee80211_tx_info *info;
- struct sk_buff *skb;
- int id = result->id;
- int rate = -1;
- u8 retries = 0;
-
- /* check for id legality */
- if (unlikely(id >= ACX_TX_DESCRIPTORS || wl->tx_frames[id] == NULL)) {
- wl1271_warning("TX result illegal id: %d", id);
- return;
- }
-
- skb = wl->tx_frames[id];
- info = IEEE80211_SKB_CB(skb);
-
- /* update the TX status info */
- if (result->status == TX_SUCCESS) {
- if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
- info->flags |= IEEE80211_TX_STAT_ACK;
- rate = wl1271_rate_to_idx(result->rate_class_index, wl->band);
- retries = result->ack_failures;
- } else if (result->status == TX_RETRY_EXCEEDED) {
- wl->stats.excessive_retries++;
- retries = result->ack_failures;
- }
-
- info->status.rates[0].idx = rate;
- info->status.rates[0].count = retries;
- info->status.rates[0].flags = 0;
- info->status.ack_signal = -1;
-
- wl->stats.retry_count += result->ack_failures;
-
- /* update security sequence number */
- wl->tx_security_seq += (result->lsb_security_sequence_number -
- wl->tx_security_last_seq);
- wl->tx_security_last_seq = result->lsb_security_sequence_number;
-
- /* remove private header from packet */
- skb_pull(skb, sizeof(struct wl1271_tx_hw_descr));
-
- /* remove TKIP header space if present */
- if (info->control.hw_key &&
- info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP) {
- int hdrlen = ieee80211_get_hdrlen_from_skb(skb);
- memmove(skb->data + WL1271_TKIP_IV_SPACE, skb->data, hdrlen);
- skb_pull(skb, WL1271_TKIP_IV_SPACE);
- }
-
- wl1271_debug(DEBUG_TX, "tx status id %u skb 0x%p failures %u rate 0x%x"
- " status 0x%x",
- result->id, skb, result->ack_failures,
- result->rate_class_index, result->status);
-
- /* return the packet to the stack */
- ieee80211_tx_status(wl->hw, skb);
- wl1271_free_tx_id(wl, result->id);
-}
-
-/* Called upon reception of a TX complete interrupt */
-void wl1271_tx_complete(struct wl1271 *wl)
-{
- struct wl1271_acx_mem_map *memmap =
- (struct wl1271_acx_mem_map *)wl->target_mem_map;
- u32 count, fw_counter;
- u32 i;
-
- /* read the tx results from the chipset */
- wl1271_read(wl, le32_to_cpu(memmap->tx_result),
- wl->tx_res_if, sizeof(*wl->tx_res_if), false);
- fw_counter = le32_to_cpu(wl->tx_res_if->tx_result_fw_counter);
-
- /* write host counter to chipset (to ack) */
- wl1271_write32(wl, le32_to_cpu(memmap->tx_result) +
- offsetof(struct wl1271_tx_hw_res_if,
- tx_result_host_counter), fw_counter);
-
- count = fw_counter - wl->tx_results_count;
- wl1271_debug(DEBUG_TX, "tx_complete received, packets: %d", count);
-
- /* verify that the result buffer is not getting overrun */
- if (unlikely(count > TX_HW_RESULT_QUEUE_LEN))
- wl1271_warning("TX result overflow from chipset: %d", count);
-
- /* process the results */
- for (i = 0; i < count; i++) {
- struct wl1271_tx_hw_res_descr *result;
- u8 offset = wl->tx_results_count & TX_HW_RESULT_QUEUE_LEN_MASK;
-
- /* process the packet */
- result = &(wl->tx_res_if->tx_results_queue[offset]);
- wl1271_tx_complete_packet(wl, result);
-
- wl->tx_results_count++;
- }
-}
-
-/* caller must hold wl->mutex */
-void wl1271_tx_reset(struct wl1271 *wl)
-{
- int i;
- struct sk_buff *skb;
-
- /* TX failure */
- while ((skb = skb_dequeue(&wl->tx_queue))) {
- wl1271_debug(DEBUG_TX, "freeing skb 0x%p", skb);
- ieee80211_tx_status(wl->hw, skb);
- }
-
- /*
- * Make sure the driver is at a consistent state, in case this
- * function is called from a context other than interface removal.
- */
- handle_tx_low_watermark(wl);
-
- for (i = 0; i < ACX_TX_DESCRIPTORS; i++)
- if (wl->tx_frames[i] != NULL) {
- skb = wl->tx_frames[i];
- wl1271_free_tx_id(wl, i);
- wl1271_debug(DEBUG_TX, "freeing skb 0x%p", skb);
- ieee80211_tx_status(wl->hw, skb);
- }
-}
-
-#define WL1271_TX_FLUSH_TIMEOUT 500000
-
-/* caller must *NOT* hold wl->mutex */
-void wl1271_tx_flush(struct wl1271 *wl)
-{
- unsigned long timeout;
- timeout = jiffies + usecs_to_jiffies(WL1271_TX_FLUSH_TIMEOUT);
-
- while (!time_after(jiffies, timeout)) {
- mutex_lock(&wl->mutex);
- wl1271_debug(DEBUG_TX, "flushing tx buffer: %d",
- wl->tx_frames_cnt);
- if ((wl->tx_frames_cnt == 0) &&
- skb_queue_empty(&wl->tx_queue)) {
- mutex_unlock(&wl->mutex);
- return;
- }
- mutex_unlock(&wl->mutex);
- msleep(1);
- }
-
- wl1271_warning("Unable to flush all TX buffers, timed out.");
-}
+++ /dev/null
-/*
- * This file is part of wl1271
- *
- * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
- * Copyright (C) 2009 Nokia Corporation
- *
- * Contact: Luciano Coelho <luciano.coelho@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __WL1271_TX_H__
-#define __WL1271_TX_H__
-
-#define TX_HW_BLOCK_SPARE 2
-#define TX_HW_BLOCK_SIZE 252
-
-#define TX_HW_MGMT_PKT_LIFETIME_TU 2000
-/* The chipset reference driver states, that the "aid" value 1
- * is for infra-BSS, but is still always used */
-#define TX_HW_DEFAULT_AID 1
-
-#define TX_HW_ATTR_SAVE_RETRIES BIT(0)
-#define TX_HW_ATTR_HEADER_PAD BIT(1)
-#define TX_HW_ATTR_SESSION_COUNTER (BIT(2) | BIT(3) | BIT(4))
-#define TX_HW_ATTR_RATE_POLICY (BIT(5) | BIT(6) | BIT(7) | \
- BIT(8) | BIT(9))
-#define TX_HW_ATTR_LAST_WORD_PAD (BIT(10) | BIT(11))
-#define TX_HW_ATTR_TX_CMPLT_REQ BIT(12)
-
-#define TX_HW_ATTR_OFST_SAVE_RETRIES 0
-#define TX_HW_ATTR_OFST_HEADER_PAD 1
-#define TX_HW_ATTR_OFST_SESSION_COUNTER 2
-#define TX_HW_ATTR_OFST_RATE_POLICY 5
-#define TX_HW_ATTR_OFST_LAST_WORD_PAD 10
-#define TX_HW_ATTR_OFST_TX_CMPLT_REQ 12
-
-#define TX_HW_RESULT_QUEUE_LEN 16
-#define TX_HW_RESULT_QUEUE_LEN_MASK 0xf
-
-#define WL1271_TX_ALIGN_TO 4
-#define WL1271_TX_ALIGN(len) (((len) + WL1271_TX_ALIGN_TO - 1) & \
- ~(WL1271_TX_ALIGN_TO - 1))
-#define WL1271_TKIP_IV_SPACE 4
-
-struct wl1271_tx_hw_descr {
- /* Length of packet in words, including descriptor+header+data */
- __le16 length;
- /* Number of extra memory blocks to allocate for this packet in
- addition to the number of blocks derived from the packet length */
- u8 extra_mem_blocks;
- /* Total number of memory blocks allocated by the host for this packet.
- Must be equal or greater than the actual blocks number allocated by
- HW!! */
- u8 total_mem_blocks;
- /* Device time (in us) when the packet arrived to the driver */
- __le32 start_time;
- /* Max delay in TUs until transmission. The last device time the
- packet can be transmitted is: startTime+(1024*LifeTime) */
- __le16 life_time;
- /* Bitwise fields - see TX_ATTR... definitions above. */
- __le16 tx_attr;
- /* Packet identifier used also in the Tx-Result. */
- u8 id;
- /* The packet TID value (as User-Priority) */
- u8 tid;
- /* Identifier of the remote STA in IBSS, 1 in infra-BSS */
- u8 aid;
- u8 reserved;
-} __packed;
-
-enum wl1271_tx_hw_res_status {
- TX_SUCCESS = 0,
- TX_HW_ERROR = 1,
- TX_DISABLED = 2,
- TX_RETRY_EXCEEDED = 3,
- TX_TIMEOUT = 4,
- TX_KEY_NOT_FOUND = 5,
- TX_PEER_NOT_FOUND = 6,
- TX_SESSION_MISMATCH = 7
-};
-
-struct wl1271_tx_hw_res_descr {
- /* Packet Identifier - same value used in the Tx descriptor.*/
- u8 id;
- /* The status of the transmission, indicating success or one of
- several possible reasons for failure. */
- u8 status;
- /* Total air access duration including all retrys and overheads.*/
- __le16 medium_usage;
- /* The time passed from host xfer to Tx-complete.*/
- __le32 fw_handling_time;
- /* Total media delay
- (from 1st EDCA AIFS counter until TX Complete). */
- __le32 medium_delay;
- /* LS-byte of last TKIP seq-num (saved per AC for recovery). */
- u8 lsb_security_sequence_number;
- /* Retry count - number of transmissions without successful ACK.*/
- u8 ack_failures;
- /* The rate that succeeded getting ACK
- (Valid only if status=SUCCESS). */
- u8 rate_class_index;
- /* for 4-byte alignment. */
- u8 spare;
-} __packed;
-
-struct wl1271_tx_hw_res_if {
- __le32 tx_result_fw_counter;
- __le32 tx_result_host_counter;
- struct wl1271_tx_hw_res_descr tx_results_queue[TX_HW_RESULT_QUEUE_LEN];
-} __packed;
-
-static inline int wl1271_tx_get_queue(int queue)
-{
- switch (queue) {
- case 0:
- return CONF_TX_AC_VO;
- case 1:
- return CONF_TX_AC_VI;
- case 2:
- return CONF_TX_AC_BE;
- case 3:
- return CONF_TX_AC_BK;
- default:
- return CONF_TX_AC_BE;
- }
-}
-
-void wl1271_tx_work(struct work_struct *work);
-void wl1271_tx_work_locked(struct wl1271 *wl);
-void wl1271_tx_complete(struct wl1271 *wl);
-void wl1271_tx_reset(struct wl1271 *wl);
-void wl1271_tx_flush(struct wl1271 *wl);
-u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band);
-u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set);
-
-#endif
--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
+ * Copyright (C) 2008-2009 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __WL12XX_H__
+#define __WL12XX_H__
+
+#include <linux/mutex.h>
+#include <linux/completion.h>
+#include <linux/spinlock.h>
+#include <linux/list.h>
+#include <linux/bitops.h>
+#include <net/mac80211.h>
+
+#include "conf.h"
+#include "ini.h"
+
+#define DRIVER_NAME "wl1271"
+#define DRIVER_PREFIX DRIVER_NAME ": "
+
+enum {
+ DEBUG_NONE = 0,
+ DEBUG_IRQ = BIT(0),
+ DEBUG_SPI = BIT(1),
+ DEBUG_BOOT = BIT(2),
+ DEBUG_MAILBOX = BIT(3),
+ DEBUG_TESTMODE = BIT(4),
+ DEBUG_EVENT = BIT(5),
+ DEBUG_TX = BIT(6),
+ DEBUG_RX = BIT(7),
+ DEBUG_SCAN = BIT(8),
+ DEBUG_CRYPT = BIT(9),
+ DEBUG_PSM = BIT(10),
+ DEBUG_MAC80211 = BIT(11),
+ DEBUG_CMD = BIT(12),
+ DEBUG_ACX = BIT(13),
+ DEBUG_SDIO = BIT(14),
+ DEBUG_FILTERS = BIT(15),
+ DEBUG_ADHOC = BIT(16),
+ DEBUG_ALL = ~0,
+};
+
+#define DEBUG_LEVEL (DEBUG_NONE)
+
+#define DEBUG_DUMP_LIMIT 1024
+
+#define wl1271_error(fmt, arg...) \
+ printk(KERN_ERR DRIVER_PREFIX "ERROR " fmt "\n", ##arg)
+
+#define wl1271_warning(fmt, arg...) \
+ printk(KERN_WARNING DRIVER_PREFIX "WARNING " fmt "\n", ##arg)
+
+#define wl1271_notice(fmt, arg...) \
+ printk(KERN_INFO DRIVER_PREFIX fmt "\n", ##arg)
+
+#define wl1271_info(fmt, arg...) \
+ printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg)
+
+#define wl1271_debug(level, fmt, arg...) \
+ do { \
+ if (level & DEBUG_LEVEL) \
+ printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg); \
+ } while (0)
+
+#define wl1271_dump(level, prefix, buf, len) \
+ do { \
+ if (level & DEBUG_LEVEL) \
+ print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
+ DUMP_PREFIX_OFFSET, 16, 1, \
+ buf, \
+ min_t(size_t, len, DEBUG_DUMP_LIMIT), \
+ 0); \
+ } while (0)
+
+#define wl1271_dump_ascii(level, prefix, buf, len) \
+ do { \
+ if (level & DEBUG_LEVEL) \
+ print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
+ DUMP_PREFIX_OFFSET, 16, 1, \
+ buf, \
+ min_t(size_t, len, DEBUG_DUMP_LIMIT), \
+ true); \
+ } while (0)
+
+#define WL1271_DEFAULT_RX_CONFIG (CFG_UNI_FILTER_EN | \
+ CFG_BSSID_FILTER_EN | \
+ CFG_MC_FILTER_EN)
+
+#define WL1271_DEFAULT_RX_FILTER (CFG_RX_RCTS_ACK | CFG_RX_PRSP_EN | \
+ CFG_RX_MGMT_EN | CFG_RX_DATA_EN | \
+ CFG_RX_CTL_EN | CFG_RX_BCN_EN | \
+ CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN)
+
+#define WL1271_FW_NAME "wl1271-fw.bin"
+#define WL1271_NVS_NAME "wl1271-nvs.bin"
+
+#define WL1271_TX_SECURITY_LO16(s) ((u16)((s) & 0xffff))
+#define WL1271_TX_SECURITY_HI32(s) ((u32)(((s) >> 16) & 0xffffffff))
+
+#define WL1271_CIPHER_SUITE_GEM 0x00147201
+
+#define WL1271_BUSY_WORD_CNT 1
+#define WL1271_BUSY_WORD_LEN (WL1271_BUSY_WORD_CNT * sizeof(u32))
+
+#define WL1271_ELP_HW_STATE_ASLEEP 0
+#define WL1271_ELP_HW_STATE_IRQ 1
+
+#define WL1271_DEFAULT_BEACON_INT 100
+#define WL1271_DEFAULT_DTIM_PERIOD 1
+
+#define ACX_TX_DESCRIPTORS 32
+
+#define WL1271_AGGR_BUFFER_SIZE (4 * PAGE_SIZE)
+
+enum wl1271_state {
+ WL1271_STATE_OFF,
+ WL1271_STATE_ON,
+ WL1271_STATE_PLT,
+};
+
+enum wl1271_partition_type {
+ PART_DOWN,
+ PART_WORK,
+ PART_DRPW,
+
+ PART_TABLE_LEN
+};
+
+struct wl1271_partition {
+ u32 size;
+ u32 start;
+};
+
+struct wl1271_partition_set {
+ struct wl1271_partition mem;
+ struct wl1271_partition reg;
+ struct wl1271_partition mem2;
+ struct wl1271_partition mem3;
+};
+
+struct wl1271;
+
+/* FIXME: I'm not sure about this structure name */
+struct wl1271_chip {
+ u32 id;
+ char fw_ver[21];
+};
+
+struct wl1271_stats {
+ struct acx_statistics *fw_stats;
+ unsigned long fw_stats_update;
+
+ unsigned int retry_count;
+ unsigned int excessive_retries;
+};
+
+struct wl1271_debugfs {
+ struct dentry *rootdir;
+ struct dentry *fw_statistics;
+
+ struct dentry *tx_internal_desc_overflow;
+
+ struct dentry *rx_out_of_mem;
+ struct dentry *rx_hdr_overflow;
+ struct dentry *rx_hw_stuck;
+ struct dentry *rx_dropped;
+ struct dentry *rx_fcs_err;
+ struct dentry *rx_xfr_hint_trig;
+ struct dentry *rx_path_reset;
+ struct dentry *rx_reset_counter;
+
+ struct dentry *dma_rx_requested;
+ struct dentry *dma_rx_errors;
+ struct dentry *dma_tx_requested;
+ struct dentry *dma_tx_errors;
+
+ struct dentry *isr_cmd_cmplt;
+ struct dentry *isr_fiqs;
+ struct dentry *isr_rx_headers;
+ struct dentry *isr_rx_mem_overflow;
+ struct dentry *isr_rx_rdys;
+ struct dentry *isr_irqs;
+ struct dentry *isr_tx_procs;
+ struct dentry *isr_decrypt_done;
+ struct dentry *isr_dma0_done;
+ struct dentry *isr_dma1_done;
+ struct dentry *isr_tx_exch_complete;
+ struct dentry *isr_commands;
+ struct dentry *isr_rx_procs;
+ struct dentry *isr_hw_pm_mode_changes;
+ struct dentry *isr_host_acknowledges;
+ struct dentry *isr_pci_pm;
+ struct dentry *isr_wakeups;
+ struct dentry *isr_low_rssi;
+
+ struct dentry *wep_addr_key_count;
+ struct dentry *wep_default_key_count;
+ /* skipping wep.reserved */
+ struct dentry *wep_key_not_found;
+ struct dentry *wep_decrypt_fail;
+ struct dentry *wep_packets;
+ struct dentry *wep_interrupt;
+
+ struct dentry *pwr_ps_enter;
+ struct dentry *pwr_elp_enter;
+ struct dentry *pwr_missing_bcns;
+ struct dentry *pwr_wake_on_host;
+ struct dentry *pwr_wake_on_timer_exp;
+ struct dentry *pwr_tx_with_ps;
+ struct dentry *pwr_tx_without_ps;
+ struct dentry *pwr_rcvd_beacons;
+ struct dentry *pwr_power_save_off;
+ struct dentry *pwr_enable_ps;
+ struct dentry *pwr_disable_ps;
+ struct dentry *pwr_fix_tsf_ps;
+ /* skipping cont_miss_bcns_spread for now */
+ struct dentry *pwr_rcvd_awake_beacons;
+
+ struct dentry *mic_rx_pkts;
+ struct dentry *mic_calc_failure;
+
+ struct dentry *aes_encrypt_fail;
+ struct dentry *aes_decrypt_fail;
+ struct dentry *aes_encrypt_packets;
+ struct dentry *aes_decrypt_packets;
+ struct dentry *aes_encrypt_interrupt;
+ struct dentry *aes_decrypt_interrupt;
+
+ struct dentry *event_heart_beat;
+ struct dentry *event_calibration;
+ struct dentry *event_rx_mismatch;
+ struct dentry *event_rx_mem_empty;
+ struct dentry *event_rx_pool;
+ struct dentry *event_oom_late;
+ struct dentry *event_phy_transmit_error;
+ struct dentry *event_tx_stuck;
+
+ struct dentry *ps_pspoll_timeouts;
+ struct dentry *ps_upsd_timeouts;
+ struct dentry *ps_upsd_max_sptime;
+ struct dentry *ps_upsd_max_apturn;
+ struct dentry *ps_pspoll_max_apturn;
+ struct dentry *ps_pspoll_utilization;
+ struct dentry *ps_upsd_utilization;
+
+ struct dentry *rxpipe_rx_prep_beacon_drop;
+ struct dentry *rxpipe_descr_host_int_trig_rx_data;
+ struct dentry *rxpipe_beacon_buffer_thres_host_int_trig_rx_data;
+ struct dentry *rxpipe_missed_beacon_host_int_trig_rx_data;
+ struct dentry *rxpipe_tx_xfr_host_int_trig_rx_data;
+
+ struct dentry *tx_queue_len;
+
+ struct dentry *retry_count;
+ struct dentry *excessive_retries;
+ struct dentry *gpio_power;
+};
+
+#define NUM_TX_QUEUES 4
+#define NUM_RX_PKT_DESC 8
+
+/* FW status registers */
+struct wl1271_fw_status {
+ __le32 intr;
+ u8 fw_rx_counter;
+ u8 drv_rx_counter;
+ u8 reserved;
+ u8 tx_results_counter;
+ __le32 rx_pkt_descs[NUM_RX_PKT_DESC];
+ __le32 tx_released_blks[NUM_TX_QUEUES];
+ __le32 fw_localtime;
+ __le32 padding[2];
+} __packed;
+
+struct wl1271_rx_mem_pool_addr {
+ u32 addr;
+ u32 addr_extra;
+};
+
+struct wl1271_scan {
+ struct cfg80211_scan_request *req;
+ bool *scanned_ch;
+ bool failed;
+ u8 state;
+ u8 ssid[IW_ESSID_MAX_SIZE+1];
+ size_t ssid_len;
+};
+
+struct wl1271_if_operations {
+ void (*read)(struct wl1271 *wl, int addr, void *buf, size_t len,
+ bool fixed);
+ void (*write)(struct wl1271 *wl, int addr, void *buf, size_t len,
+ bool fixed);
+ void (*reset)(struct wl1271 *wl);
+ void (*init)(struct wl1271 *wl);
+ int (*power)(struct wl1271 *wl, bool enable);
+ struct device* (*dev)(struct wl1271 *wl);
+ void (*enable_irq)(struct wl1271 *wl);
+ void (*disable_irq)(struct wl1271 *wl);
+};
+
+struct wl1271 {
+ struct platform_device *plat_dev;
+ struct ieee80211_hw *hw;
+ bool mac80211_registered;
+
+ void *if_priv;
+
+ struct wl1271_if_operations *if_ops;
+
+ void (*set_power)(bool enable);
+ int irq;
+ int ref_clock;
+
+ spinlock_t wl_lock;
+
+ enum wl1271_state state;
+ struct mutex mutex;
+
+#define WL1271_FLAG_STA_RATES_CHANGED (0)
+#define WL1271_FLAG_STA_ASSOCIATED (1)
+#define WL1271_FLAG_JOINED (2)
+#define WL1271_FLAG_GPIO_POWER (3)
+#define WL1271_FLAG_TX_QUEUE_STOPPED (4)
+#define WL1271_FLAG_IN_ELP (5)
+#define WL1271_FLAG_PSM (6)
+#define WL1271_FLAG_PSM_REQUESTED (7)
+#define WL1271_FLAG_IRQ_PENDING (8)
+#define WL1271_FLAG_IRQ_RUNNING (9)
+#define WL1271_FLAG_IDLE (10)
+#define WL1271_FLAG_IDLE_REQUESTED (11)
+#define WL1271_FLAG_PSPOLL_FAILURE (12)
+#define WL1271_FLAG_STA_STATE_SENT (13)
+#define WL1271_FLAG_FW_TX_BUSY (14)
+ unsigned long flags;
+
+ struct wl1271_partition_set part;
+
+ struct wl1271_chip chip;
+
+ int cmd_box_addr;
+ int event_box_addr;
+
+ u8 *fw;
+ size_t fw_len;
+ struct wl1271_nvs_file *nvs;
+ size_t nvs_len;
+
+ s8 hw_pg_ver;
+
+ u8 bssid[ETH_ALEN];
+ u8 mac_addr[ETH_ALEN];
+ u8 bss_type;
+ u8 set_bss_type;
+ u8 ssid[IW_ESSID_MAX_SIZE + 1];
+ u8 ssid_len;
+ int channel;
+
+ struct wl1271_acx_mem_map *target_mem_map;
+
+ /* Accounting for allocated / available TX blocks on HW */
+ u32 tx_blocks_freed[NUM_TX_QUEUES];
+ u32 tx_blocks_available;
+ u32 tx_results_count;
+
+ /* Transmitted TX packets counter for chipset interface */
+ u32 tx_packets_count;
+
+ /* Time-offset between host and chipset clocks */
+ s64 time_offset;
+
+ /* Session counter for the chipset */
+ int session_counter;
+
+ /* Frames scheduled for transmission, not handled yet */
+ struct sk_buff_head tx_queue;
+
+ struct work_struct tx_work;
+
+ /* Pending TX frames */
+ unsigned long tx_frames_map[BITS_TO_LONGS(ACX_TX_DESCRIPTORS)];
+ struct sk_buff *tx_frames[ACX_TX_DESCRIPTORS];
+ int tx_frames_cnt;
+
+ /* Security sequence number counters */
+ u8 tx_security_last_seq;
+ s64 tx_security_seq;
+
+ /* FW Rx counter */
+ u32 rx_counter;
+
+ /* Rx memory pool address */
+ struct wl1271_rx_mem_pool_addr rx_mem_pool_addr;
+
+ /* Intermediate buffer, used for packet aggregation */
+ u8 *aggr_buf;
+
+ /* The target interrupt mask */
+ struct work_struct irq_work;
+
+ /* Hardware recovery work */
+ struct work_struct recovery_work;
+
+ /* The mbox event mask */
+ u32 event_mask;
+
+ /* Mailbox pointers */
+ u32 mbox_ptr[2];
+
+ /* Are we currently scanning */
+ struct wl1271_scan scan;
+ struct delayed_work scan_complete_work;
+
+ /* Our association ID */
+ u16 aid;
+
+ /*
+ * currently configured rate set:
+ * bits 0-15 - 802.11abg rates
+ * bits 16-23 - 802.11n MCS index mask
+ * support only 1 stream, thus only 8 bits for the MCS rates (0-7).
+ */
+ u32 sta_rate_set;
+ u32 basic_rate_set;
+ u32 basic_rate;
+ u32 rate_set;
+
+ /* The current band */
+ enum ieee80211_band band;
+
+ /* Beaconing interval (needed for ad-hoc) */
+ u32 beacon_int;
+
+ /* Default key (for WEP) */
+ u32 default_key;
+
+ unsigned int filters;
+ unsigned int rx_config;
+ unsigned int rx_filter;
+
+ struct completion *elp_compl;
+ struct delayed_work elp_work;
+ struct delayed_work pspoll_work;
+
+ /* counter for ps-poll delivery failures */
+ int ps_poll_failures;
+
+ /* retry counter for PSM entries */
+ u8 psm_entry_retry;
+
+ /* in dBm */
+ int power_level;
+
+ int rssi_thold;
+ int last_rssi_event;
+
+ struct wl1271_stats stats;
+ struct wl1271_debugfs debugfs;
+
+ __le32 buffer_32;
+ u32 buffer_cmd;
+ u32 buffer_busyword[WL1271_BUSY_WORD_CNT];
+
+ struct wl1271_fw_status *fw_status;
+ struct wl1271_tx_hw_res_if *tx_res_if;
+
+ struct ieee80211_vif *vif;
+
+ /* Current chipset configuration */
+ struct conf_drv_settings conf;
+
+ bool sg_enabled;
+
+ bool enable_11a;
+
+ struct list_head list;
+
+ /* Most recently reported noise in dBm */
+ s8 noise;
+};
+
+int wl1271_plt_start(struct wl1271 *wl);
+int wl1271_plt_stop(struct wl1271 *wl);
+
+#define JOIN_TIMEOUT 5000 /* 5000 milliseconds to join */
+
+#define SESSION_COUNTER_MAX 7 /* maximum value for the session counter */
+
+#define WL1271_DEFAULT_POWER_LEVEL 0
+
+#define WL1271_TX_QUEUE_LOW_WATERMARK 10
+#define WL1271_TX_QUEUE_HIGH_WATERMARK 25
+
+/* WL1271 needs a 200ms sleep after power on, and a 20ms sleep before power
+ on in case is has been shut down shortly before */
+#define WL1271_PRE_POWER_ON_SLEEP 20 /* in miliseconds */
+#define WL1271_POWER_ON_SLEEP 200 /* in miliseconds */
+
+/* Macros to handle wl1271.sta_rate_set */
+#define HW_BG_RATES_MASK 0xffff
+#define HW_HT_RATES_OFFSET 16
+
+#endif
projects / mirror_ubuntu-kernels.git / commitdiff