--- /dev/null
+/******************************************************************************
+ *
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2013 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License 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 Street, Fifth Floor, Boston, MA 02110,
+ * USA
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called COPYING.
+ *
+ * Contact Information:
+ * Intel Linux Wireless <ilw@linux.intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2013 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+
+#ifndef __fw_api_bt_coex_h__
+#define __fw_api_bt_coex_h__
+
+#include <linux/types.h>
+#include <linux/bitops.h>
+
+#define BITS(nb) (BIT(nb) - 1)
+
+/**
+ * enum iwl_bt_coex_flags - flags for BT_COEX command
+ * @BT_CH_PRIMARY_EN:
+ * @BT_CH_SECONDARY_EN:
+ * @BT_NOTIF_COEX_OFF:
+ * @BT_COEX_MODE_POS:
+ * @BT_COEX_MODE_MSK:
+ * @BT_COEX_DISABLE:
+ * @BT_COEX_2W:
+ * @BT_COEX_3W:
+ * @BT_COEX_NW:
+ * @BT_USE_DEFAULTS:
+ * @BT_SYNC_2_BT_DISABLE:
+ * @BT_COEX_CORUNNING_TBL_EN:
+ */
+enum iwl_bt_coex_flags {
+ BT_CH_PRIMARY_EN = BIT(0),
+ BT_CH_SECONDARY_EN = BIT(1),
+ BT_NOTIF_COEX_OFF = BIT(2),
+ BT_COEX_MODE_POS = 3,
+ BT_COEX_MODE_MSK = BITS(3) << BT_COEX_MODE_POS,
+ BT_COEX_DISABLE = 0x0 << BT_COEX_MODE_POS,
+ BT_COEX_2W = 0x1 << BT_COEX_MODE_POS,
+ BT_COEX_3W = 0x2 << BT_COEX_MODE_POS,
+ BT_COEX_NW = 0x3 << BT_COEX_MODE_POS,
+ BT_USE_DEFAULTS = BIT(6),
+ BT_SYNC_2_BT_DISABLE = BIT(7),
+ /*
+ * For future use - when the flags will be enlarged
+ * BT_COEX_CORUNNING_TBL_EN = BIT(8),
+ */
+};
+
+/*
+ * indicates what has changed in the BT_COEX command.
+ */
+enum iwl_bt_coex_valid_bit_msk {
+ BT_VALID_ENABLE = BIT(0),
+ BT_VALID_BT_PRIO_BOOST = BIT(1),
+ BT_VALID_MAX_KILL = BIT(2),
+ BT_VALID_3W_TMRS = BIT(3),
+ BT_VALID_KILL_ACK = BIT(4),
+ BT_VALID_KILL_CTS = BIT(5),
+ BT_VALID_REDUCED_TX_POWER = BIT(6),
+ BT_VALID_LUT = BIT(7),
+ BT_VALID_WIFI_RX_SW_PRIO_BOOST = BIT(8),
+ BT_VALID_WIFI_TX_SW_PRIO_BOOST = BIT(9),
+ BT_VALID_MULTI_PRIO_LUT = BIT(10),
+ BT_VALID_TRM_KICK_FILTER = BIT(11),
+ BT_VALID_CORUN_LUT_20 = BIT(12),
+ BT_VALID_CORUN_LUT_40 = BIT(13),
+ BT_VALID_ANT_ISOLATION = BIT(14),
+ BT_VALID_ANT_ISOLATION_THRS = BIT(15),
+ /*
+ * For future use - when the valid flags will be enlarged
+ * BT_VALID_TXTX_DELTA_FREQ_THRS = BIT(16),
+ * BT_VALID_TXRX_MAX_FREQ_0 = BIT(17),
+ */
+};
+
+/**
+ * enum iwl_bt_reduced_tx_power - allows to reduce txpower for WiFi frames.
+ * @BT_REDUCED_TX_POWER_CTL: reduce Tx power for control frames
+ * @BT_REDUCED_TX_POWER_DATA: reduce Tx power for data frames
+ *
+ * This mechanism allows to have BT and WiFi run concurrently. Since WiFi
+ * reduces its Tx power, it can work along with BT, hence reducing the amount
+ * of WiFi frames being killed by BT.
+ */
+enum iwl_bt_reduced_tx_power {
+ BT_REDUCED_TX_POWER_CTL = BIT(0),
+ BT_REDUCED_TX_POWER_DATA = BIT(1),
+};
+
+#define BT_COEX_LUT_SIZE (12)
+
+/**
+ * struct iwl_bt_coex_cmd - bt coex configuration command
+ * @flags:&enum iwl_bt_coex_flags
+ * @lead_time:
+ * @max_kill:
+ * @bt3_time_t7_value:
+ * @kill_ack_msk:
+ * @kill_cts_msk:
+ * @bt3_prio_sample_time:
+ * @bt3_timer_t2_value:
+ * @bt4_reaction_time:
+ * @decision_lut[12]:
+ * @bt_reduced_tx_power: enum %iwl_bt_reduced_tx_power
+ * @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk
+ * @bt_prio_boost: values for PTA boost register
+ * @wifi_tx_prio_boost: SW boost of wifi tx priority
+ * @wifi_rx_prio_boost: SW boost of wifi rx priority
+ *
+ * The structure is used for the BT_COEX command.
+ */
+struct iwl_bt_coex_cmd {
+ u8 flags;
+ u8 lead_time;
+ u8 max_kill;
+ u8 bt3_time_t7_value;
+ __le32 kill_ack_msk;
+ __le32 kill_cts_msk;
+ u8 bt3_prio_sample_time;
+ u8 bt3_timer_t2_value;
+ __le16 bt4_reaction_time;
+ __le32 decision_lut[BT_COEX_LUT_SIZE];
+ u8 bt_reduced_tx_power;
+ u8 reserved;
+ __le16 valid_bit_msk;
+ __le32 bt_prio_boost;
+ u8 reserved2;
+ u8 wifi_tx_prio_boost;
+ __le16 wifi_rx_prio_boost;
+} __packed; /* BT_COEX_CMD_API_S_VER_3 */
+
+#define BT_MBOX(n_dw, _msg, _pos, _nbits) \
+ BT_MBOX##n_dw##_##_msg##_POS = (_pos), \
+ BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS
+
+enum iwl_bt_mxbox_dw0 {
+ BT_MBOX(0, LE_SLAVE_LAT, 0, 3),
+ BT_MBOX(0, LE_PROF1, 3, 1),
+ BT_MBOX(0, LE_PROF2, 4, 1),
+ BT_MBOX(0, LE_PROF_OTHER, 5, 1),
+ BT_MBOX(0, CHL_SEQ_N, 8, 4),
+ BT_MBOX(0, INBAND_S, 13, 1),
+ BT_MBOX(0, LE_MIN_RSSI, 16, 4),
+ BT_MBOX(0, LE_SCAN, 20, 1),
+ BT_MBOX(0, LE_ADV, 21, 1),
+ BT_MBOX(0, LE_MAX_TX_POWER, 24, 4),
+ BT_MBOX(0, OPEN_CON_1, 28, 2),
+};
+
+enum iwl_bt_mxbox_dw1 {
+ BT_MBOX(1, BR_MAX_TX_POWER, 0, 4),
+ BT_MBOX(1, IP_SR, 4, 1),
+ BT_MBOX(1, LE_MSTR, 5, 1),
+ BT_MBOX(1, AGGR_TRFC_LD, 8, 6),
+ BT_MBOX(1, MSG_TYPE, 16, 3),
+ BT_MBOX(1, SSN, 19, 2),
+};
+
+enum iwl_bt_mxbox_dw2 {
+ BT_MBOX(2, SNIFF_ACT, 0, 3),
+ BT_MBOX(2, PAG, 3, 1),
+ BT_MBOX(2, INQUIRY, 4, 1),
+ BT_MBOX(2, CONN, 5, 1),
+ BT_MBOX(2, SNIFF_INTERVAL, 8, 5),
+ BT_MBOX(2, DISC, 13, 1),
+ BT_MBOX(2, SCO_TX_ACT, 16, 2),
+ BT_MBOX(2, SCO_RX_ACT, 18, 2),
+ BT_MBOX(2, ESCO_RE_TX, 20, 2),
+ BT_MBOX(2, SCO_DURATION, 24, 6),
+};
+
+enum iwl_bt_mxbox_dw3 {
+ BT_MBOX(3, SCO_STATE, 0, 1),
+ BT_MBOX(3, SNIFF_STATE, 1, 1),
+ BT_MBOX(3, A2DP_STATE, 2, 1),
+ BT_MBOX(3, ACL_STATE, 3, 1),
+ BT_MBOX(3, MSTR_STATE, 4, 1),
+ BT_MBOX(3, OBX_STATE, 5, 1),
+ BT_MBOX(3, OPEN_CON_2, 8, 2),
+ BT_MBOX(3, TRAFFIC_LOAD, 10, 2),
+ BT_MBOX(3, CHL_SEQN_LSB, 12, 1),
+ BT_MBOX(3, INBAND_P, 13, 1),
+ BT_MBOX(3, MSG_TYPE_2, 16, 3),
+ BT_MBOX(3, SSN_2, 19, 2),
+ BT_MBOX(3, UPDATE_REQUEST, 21, 1),
+};
+
+#define BT_MBOX_MSG(_notif, _num, _field) \
+ ((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
+ >> BT_MBOX##_num##_##_field##_POS)
+
+/**
+ * struct iwl_bt_coex_profile_notif - notification about BT coex
+ * @mbox_msg: message from BT to WiFi
+ * @:bt_status: 0 - off, 1 - on
+ * @:bt_open_conn: number of BT connections open
+ * @:bt_traffic_load: load of BT traffic
+ * @:bt_agg_traffic_load: aggregated load of BT traffic
+ * @:bt_ci_compliance: 0 - no CI compliance, 1 - CI compliant
+ */
+struct iwl_bt_coex_profile_notif {
+ __le32 mbox_msg[4];
+ u8 bt_status;
+ u8 bt_open_conn;
+ u8 bt_traffic_load;
+ u8 bt_agg_traffic_load;
+ u8 bt_ci_compliance;
+ u8 reserved[3];
+} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_2 */
+
+enum iwl_bt_coex_prio_table_event {
+ BT_COEX_PRIO_TBL_EVT_INIT_CALIB1 = 0,
+ BT_COEX_PRIO_TBL_EVT_INIT_CALIB2 = 1,
+ BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW1 = 2,
+ BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW2 = 3,
+ BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH1 = 4,
+ BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH2 = 5,
+ BT_COEX_PRIO_TBL_EVT_DTIM = 6,
+ BT_COEX_PRIO_TBL_EVT_SCAN52 = 7,
+ BT_COEX_PRIO_TBL_EVT_SCAN24 = 8,
+ BT_COEX_PRIO_TBL_EVT_IDLE = 9,
+ BT_COEX_PRIO_TBL_EVT_MAX = 16,
+}; /* BT_COEX_PRIO_TABLE_EVENTS_API_E_VER_1 */
+
+enum iwl_bt_coex_prio_table_prio {
+ BT_COEX_PRIO_TBL_DISABLED = 0,
+ BT_COEX_PRIO_TBL_PRIO_LOW = 1,
+ BT_COEX_PRIO_TBL_PRIO_HIGH = 2,
+ BT_COEX_PRIO_TBL_PRIO_BYPASS = 3,
+ BT_COEX_PRIO_TBL_PRIO_COEX_OFF = 4,
+ BT_COEX_PRIO_TBL_PRIO_COEX_ON = 5,
+ BT_COEX_PRIO_TBL_PRIO_COEX_IDLE = 6,
+ BT_COEX_PRIO_TBL_MAX = 8,
+}; /* BT_COEX_PRIO_TABLE_PRIORITIES_API_E_VER_1 */
+
+#define BT_COEX_PRIO_TBL_SHRD_ANT_POS (0)
+#define BT_COEX_PRIO_TBL_PRIO_POS (1)
+#define BT_COEX_PRIO_TBL_RESERVED_POS (4)
+
+/**
+ * struct iwl_bt_coex_prio_tbl_cmd - priority table for BT coex
+ * @prio_tbl:
+ */
+struct iwl_bt_coex_prio_tbl_cmd {
+ u8 prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX];
+} __packed;
+
+enum iwl_bt_coex_env_action {
+ BT_COEX_ENV_CLOSE = 0,
+ BT_COEX_ENV_OPEN = 1,
+}; /* BT_COEX_PROT_ENV_ACTION_API_E_VER_1 */
+
+/**
+ * struct iwl_bt_coex_prot_env_cmd - BT Protection Envelope
+ * @action: enum %iwl_bt_coex_env_action
+ * @type: enum %iwl_bt_coex_prio_table_event
+ */
+struct iwl_bt_coex_prot_env_cmd {
+ u8 action; /* 0 = closed, 1 = open */
+ u8 type; /* 0 .. 15 */
+ u8 reserved[2];
+} __packed;
+
+#endif /* __fw_api_bt_coex_h__ */
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