#include <linux/wireless.h>
#include <linux/workqueue.h>
#include <linux/skbuff.h>
+#include <linux/io.h>
#include <linux/dma-mapping.h>
#include <asm/unaligned.h>
MODULE_AUTHOR("Michael Buesch");
MODULE_LICENSE("GPL");
+MODULE_FIRMWARE(B43_SUPPORTED_FIRMWARE_ID);
+
static int modparam_bad_frames_preempt;
module_param_named(bad_frames_preempt, modparam_bad_frames_preempt, int, 0444);
* data in there. This data is the same for all devices, so we don't
* get concurrency issues */
#define RATETAB_ENT(_rateid, _flags) \
- { \
- .rate = B43_RATE_TO_BASE100KBPS(_rateid), \
- .val = (_rateid), \
- .val2 = (_rateid), \
- .flags = (_flags), \
+ { \
+ .bitrate = B43_RATE_TO_BASE100KBPS(_rateid), \
+ .hw_value = (_rateid), \
+ .flags = (_flags), \
}
+
+/*
+ * NOTE: When changing this, sync with xmit.c's
+ * b43_plcp_get_bitrate_idx_* functions!
+ */
static struct ieee80211_rate __b43_ratetable[] = {
- RATETAB_ENT(B43_CCK_RATE_1MB, IEEE80211_RATE_CCK),
- RATETAB_ENT(B43_CCK_RATE_2MB, IEEE80211_RATE_CCK_2),
- RATETAB_ENT(B43_CCK_RATE_5MB, IEEE80211_RATE_CCK_2),
- RATETAB_ENT(B43_CCK_RATE_11MB, IEEE80211_RATE_CCK_2),
- RATETAB_ENT(B43_OFDM_RATE_6MB, IEEE80211_RATE_OFDM),
- RATETAB_ENT(B43_OFDM_RATE_9MB, IEEE80211_RATE_OFDM),
- RATETAB_ENT(B43_OFDM_RATE_12MB, IEEE80211_RATE_OFDM),
- RATETAB_ENT(B43_OFDM_RATE_18MB, IEEE80211_RATE_OFDM),
- RATETAB_ENT(B43_OFDM_RATE_24MB, IEEE80211_RATE_OFDM),
- RATETAB_ENT(B43_OFDM_RATE_36MB, IEEE80211_RATE_OFDM),
- RATETAB_ENT(B43_OFDM_RATE_48MB, IEEE80211_RATE_OFDM),
- RATETAB_ENT(B43_OFDM_RATE_54MB, IEEE80211_RATE_OFDM),
+ RATETAB_ENT(B43_CCK_RATE_1MB, 0),
+ RATETAB_ENT(B43_CCK_RATE_2MB, IEEE80211_RATE_SHORT_PREAMBLE),
+ RATETAB_ENT(B43_CCK_RATE_5MB, IEEE80211_RATE_SHORT_PREAMBLE),
+ RATETAB_ENT(B43_CCK_RATE_11MB, IEEE80211_RATE_SHORT_PREAMBLE),
+ RATETAB_ENT(B43_OFDM_RATE_6MB, 0),
+ RATETAB_ENT(B43_OFDM_RATE_9MB, 0),
+ RATETAB_ENT(B43_OFDM_RATE_12MB, 0),
+ RATETAB_ENT(B43_OFDM_RATE_18MB, 0),
+ RATETAB_ENT(B43_OFDM_RATE_24MB, 0),
+ RATETAB_ENT(B43_OFDM_RATE_36MB, 0),
+ RATETAB_ENT(B43_OFDM_RATE_48MB, 0),
+ RATETAB_ENT(B43_OFDM_RATE_54MB, 0),
};
#define b43_a_ratetable (__b43_ratetable + 4)
#define CHANTAB_ENT(_chanid, _freq) \
{ \
- .chan = (_chanid), \
- .freq = (_freq), \
- .val = (_chanid), \
- .flag = IEEE80211_CHAN_W_SCAN | \
- IEEE80211_CHAN_W_ACTIVE_SCAN | \
- IEEE80211_CHAN_W_IBSS, \
- .power_level = 0xFF, \
- .antenna_max = 0xFF, \
+ .center_freq = (_freq), \
+ .hw_value = (_chanid), \
}
static struct ieee80211_channel b43_2ghz_chantable[] = {
CHANTAB_ENT(1, 2412),
CHANTAB_ENT(13, 2472),
CHANTAB_ENT(14, 2484),
};
-#define b43_2ghz_chantable_size ARRAY_SIZE(b43_2ghz_chantable)
-#if 0
+#ifdef NOTYET
static struct ieee80211_channel b43_5ghz_chantable[] = {
CHANTAB_ENT(36, 5180),
CHANTAB_ENT(40, 5200),
CHANTAB_ENT(161, 5805),
CHANTAB_ENT(165, 5825),
};
-#define b43_5ghz_chantable_size ARRAY_SIZE(b43_5ghz_chantable)
+
+static struct ieee80211_supported_band b43_band_5GHz = {
+ .channels = b43_5ghz_chantable,
+ .n_channels = ARRAY_SIZE(b43_5ghz_chantable),
+ .bitrates = b43_a_ratetable,
+ .n_bitrates = b43_a_ratetable_size,
+};
#endif
+static struct ieee80211_supported_band b43_band_2GHz = {
+ .channels = b43_2ghz_chantable,
+ .n_channels = ARRAY_SIZE(b43_2ghz_chantable),
+ .bitrates = b43_g_ratetable,
+ .n_bitrates = b43_g_ratetable_size,
+};
+
static void b43_wireless_core_exit(struct b43_wldev *dev);
static int b43_wireless_core_init(struct b43_wldev *dev);
static void b43_wireless_core_stop(struct b43_wldev *dev);
}
static void b43_write_probe_resp_plcp(struct b43_wldev *dev,
- u16 shm_offset, u16 size, u8 rate)
+ u16 shm_offset, u16 size,
+ struct ieee80211_rate *rate)
{
struct b43_plcp_hdr4 plcp;
u32 tmp;
__le16 dur;
plcp.data = 0;
- b43_generate_plcp_hdr(&plcp, size + FCS_LEN, rate);
+ b43_generate_plcp_hdr(&plcp, size + FCS_LEN, rate->hw_value);
dur = ieee80211_generic_frame_duration(dev->wl->hw,
dev->wl->vif, size,
- B43_RATE_TO_BASE100KBPS(rate));
+ rate);
/* Write PLCP in two parts and timing for packet transfer */
tmp = le32_to_cpu(plcp.data);
b43_shm_write16(dev, B43_SHM_SHARED, shm_offset, tmp & 0xFFFF);
* 3) Stripping TIM
*/
static const u8 * b43_generate_probe_resp(struct b43_wldev *dev,
- u16 *dest_size, u8 rate)
+ u16 *dest_size,
+ struct ieee80211_rate *rate)
{
const u8 *src_data;
u8 *dest_data;
IEEE80211_STYPE_PROBE_RESP);
dur = ieee80211_generic_frame_duration(dev->wl->hw,
dev->wl->vif, *dest_size,
- B43_RATE_TO_BASE100KBPS(rate));
+ rate);
hdr->duration_id = dur;
return dest_data;
static void b43_write_probe_resp_template(struct b43_wldev *dev,
u16 ram_offset,
- u16 shm_size_offset, u8 rate)
+ u16 shm_size_offset,
+ struct ieee80211_rate *rate)
{
const u8 *probe_resp_data;
u16 size;
/* Looks like PLCP headers plus packet timings are stored for
* all possible basic rates
*/
- b43_write_probe_resp_plcp(dev, 0x31A, size, B43_CCK_RATE_1MB);
- b43_write_probe_resp_plcp(dev, 0x32C, size, B43_CCK_RATE_2MB);
- b43_write_probe_resp_plcp(dev, 0x33E, size, B43_CCK_RATE_5MB);
- b43_write_probe_resp_plcp(dev, 0x350, size, B43_CCK_RATE_11MB);
+ b43_write_probe_resp_plcp(dev, 0x31A, size, &b43_b_ratetable[0]);
+ b43_write_probe_resp_plcp(dev, 0x32C, size, &b43_b_ratetable[1]);
+ b43_write_probe_resp_plcp(dev, 0x33E, size, &b43_b_ratetable[2]);
+ b43_write_probe_resp_plcp(dev, 0x350, size, &b43_b_ratetable[3]);
size = min((size_t) size, 0x200 - sizeof(struct b43_plcp_hdr6));
b43_write_template_common(dev, probe_resp_data,
- size, ram_offset, shm_size_offset, rate);
+ size, ram_offset, shm_size_offset,
+ rate->hw_value);
kfree(probe_resp_data);
}
b43_write_beacon_template(dev, 0x68, 0x18,
B43_CCK_RATE_1MB);
b43_write_probe_resp_template(dev, 0x268, 0x4A,
- B43_CCK_RATE_11MB);
+ &__b43_ratetable[3]);
wl->beacon0_uploaded = 1;
}
cmd |= B43_MACCMD_BEACON0_VALID;
err = -EOPNOTSUPP;
goto error;
}
- b43dbg(dev->wl, "Loading firmware version %u.%u "
- "(20%.2i-%.2i-%.2i %.2i:%.2i:%.2i)\n",
- fwrev, fwpatch,
- (fwdate >> 12) & 0xF, (fwdate >> 8) & 0xF, fwdate & 0xFF,
- (fwtime >> 11) & 0x1F, (fwtime >> 5) & 0x3F, fwtime & 0x1F);
+ b43info(dev->wl, "Loading firmware version %u.%u "
+ "(20%.2i-%.2i-%.2i %.2i:%.2i:%.2i)\n",
+ fwrev, fwpatch,
+ (fwdate >> 12) & 0xF, (fwdate >> 8) & 0xF, fwdate & 0xFF,
+ (fwtime >> 11) & 0x1F, (fwtime >> 5) & 0x3F, fwtime & 0x1F);
dev->fw.rev = fwrev;
dev->fw.patch = fwpatch;
return (sizeof(u16));
}
-static void b43_rng_exit(struct b43_wl *wl)
+static void b43_rng_exit(struct b43_wl *wl, bool suspended)
{
if (wl->rng_initialized)
- hwrng_unregister(&wl->rng);
+ __hwrng_unregister(&wl->rng, suspended);
}
static int b43_rng_init(struct b43_wl *wl)
mutex_lock(&wl->mutex);
/* Switch the PHY mode (if necessary). */
- switch (conf->phymode) {
- case MODE_IEEE80211A:
+ switch (conf->channel->band) {
+ case IEEE80211_BAND_5GHZ:
new_phymode = B43_PHYMODE_A;
break;
- case MODE_IEEE80211B:
- new_phymode = B43_PHYMODE_B;
- break;
- case MODE_IEEE80211G:
+ case IEEE80211_BAND_2GHZ:
new_phymode = B43_PHYMODE_G;
break;
default:
/* Switch to the requested channel.
* The firmware takes care of races with the TX handler. */
- if (conf->channel_val != phy->channel)
- b43_radio_selectchannel(dev, conf->channel_val, 0);
+ if (conf->channel->hw_value != phy->channel)
+ b43_radio_selectchannel(dev, conf->channel->hw_value, 0);
/* Enable/Disable ShortSlot timing. */
if ((!!(conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME)) !=
macctl |= B43_MACCTL_PSM_JMP0;
b43_write32(dev, B43_MMIO_MACCTL, macctl);
- b43_leds_exit(dev);
- b43_rng_exit(dev->wl);
+ if (!dev->suspend_in_progress) {
+ b43_leds_exit(dev);
+ b43_rng_exit(dev->wl, false);
+ }
b43_dma_free(dev);
b43_chip_exit(dev);
b43_radio_turn_off(dev, 1);
ssb_bus_powerup(bus, 1); /* Enable dynamic PCTL */
b43_upload_card_macaddress(dev);
b43_security_init(dev);
- b43_rng_init(wl);
+ if (!dev->suspend_in_progress)
+ b43_rng_init(wl);
b43_set_status(dev, B43_STAT_INITIALIZED);
- b43_leds_init(dev);
+ if (!dev->suspend_in_progress)
+ b43_leds_init(dev);
out:
return err;
bool have_2ghz_phy, bool have_5ghz_phy)
{
struct ieee80211_hw *hw = dev->wl->hw;
- struct ieee80211_hw_mode *mode;
struct b43_phy *phy = &dev->phy;
- int err;
/* XXX: This function will go away soon, when mac80211
* band stuff is rewritten. So this is just a hack.
* This assumption is OK, as any B, N or A PHY will already
* have died a horrible sanity check death earlier. */
- mode = &phy->hwmodes[0];
- mode->mode = MODE_IEEE80211G;
- mode->num_channels = b43_2ghz_chantable_size;
- mode->channels = b43_2ghz_chantable;
- mode->num_rates = b43_g_ratetable_size;
- mode->rates = b43_g_ratetable;
- err = ieee80211_register_hwmode(hw, mode);
- if (err)
- return err;
+ hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &b43_band_2GHz;
phy->possible_phymodes |= B43_PHYMODE_G;
return 0;
b43dbg(wl, "Suspending...\n");
mutex_lock(&wl->mutex);
+ wldev->suspend_in_progress = true;
wldev->suspend_init_status = b43_status(wldev);
if (wldev->suspend_init_status >= B43_STAT_STARTED)
b43_wireless_core_stop(wldev);
if (wldev->suspend_init_status >= B43_STAT_STARTED) {
err = b43_wireless_core_start(wldev);
if (err) {
+ b43_leds_exit(wldev);
+ b43_rng_exit(wldev->wl, true);
b43_wireless_core_exit(wldev);
b43err(wl, "Resume failed at core start\n");
goto out;
}
}
- mutex_unlock(&wl->mutex);
-
b43dbg(wl, "Device resumed.\n");
- out:
+ out:
+ wldev->suspend_in_progress = false;
+ mutex_unlock(&wl->mutex);
return err;
}
.resume = b43_resume,
};
+static void b43_print_driverinfo(void)
+{
+ const char *feat_pci = "", *feat_pcmcia = "", *feat_nphy = "",
+ *feat_leds = "", *feat_rfkill = "";
+
+#ifdef CONFIG_B43_PCI_AUTOSELECT
+ feat_pci = "P";
+#endif
+#ifdef CONFIG_B43_PCMCIA
+ feat_pcmcia = "M";
+#endif
+#ifdef CONFIG_B43_NPHY
+ feat_nphy = "N";
+#endif
+#ifdef CONFIG_B43_LEDS
+ feat_leds = "L";
+#endif
+#ifdef CONFIG_B43_RFKILL
+ feat_rfkill = "R";
+#endif
+ printk(KERN_INFO "Broadcom 43xx driver loaded "
+ "[ Features: %s%s%s%s%s, Firmware-ID: "
+ B43_SUPPORTED_FIRMWARE_ID " ]\n",
+ feat_pci, feat_pcmcia, feat_nphy,
+ feat_leds, feat_rfkill);
+}
+
static int __init b43_init(void)
{
int err;
err = ssb_driver_register(&b43_ssb_driver);
if (err)
goto err_pcmcia_exit;
+ b43_print_driverinfo();
return err;