diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/b43/b43.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 42 |
2 files changed, 37 insertions, 6 deletions
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index e478799c09c..bf6b276d47e 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -733,6 +733,7 @@ struct b43_wl { struct sk_buff *current_beacon; bool beacon0_uploaded; bool beacon1_uploaded; + struct work_struct beacon_update_trigger; /* The current QOS parameters for the 4 queues. * This is protected by the irq_lock. */ diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 6ecaf84da2f..c98337b2d68 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -1337,7 +1337,8 @@ static void b43_write_beacon_template(struct b43_wldev *dev, b43warn(dev->wl, "Did not find a valid TIM IE in " "the beacon template packet. AP or IBSS operation " "may be broken.\n"); - } + } else + b43dbg(dev->wl, "Updated beacon template\n"); } static void b43_write_probe_resp_plcp(struct b43_wldev *dev, @@ -1447,6 +1448,27 @@ static void b43_write_probe_resp_template(struct b43_wldev *dev, kfree(probe_resp_data); } +static void b43_beacon_update_trigger_work(struct work_struct *work) +{ + struct b43_wl *wl = container_of(work, struct b43_wl, + beacon_update_trigger); + struct b43_wldev *dev; + + mutex_lock(&wl->mutex); + dev = wl->current_dev; + if (likely(dev && (b43_status(dev) >= B43_STAT_INITIALIZED))) { + /* Force the microcode to trigger the + * beacon update bottom-half IRQ. */ + spin_lock_irq(&wl->irq_lock); + b43_write32(dev, B43_MMIO_MACCMD, + b43_read32(dev, B43_MMIO_MACCMD) + | B43_MACCMD_BEACON0_VALID + | B43_MACCMD_BEACON1_VALID); + spin_unlock_irq(&wl->irq_lock); + } + mutex_unlock(&wl->mutex); +} + /* Asynchronously update the packet templates in template RAM. * Locking: Requires wl->irq_lock to be locked. */ static void b43_update_templates(struct b43_wl *wl, struct sk_buff *beacon) @@ -1462,6 +1484,7 @@ static void b43_update_templates(struct b43_wl *wl, struct sk_buff *beacon) wl->current_beacon = beacon; wl->beacon0_uploaded = 0; wl->beacon1_uploaded = 0; + queue_work(wl->hw->workqueue, &wl->beacon_update_trigger); } static void b43_set_ssid(struct b43_wldev *dev, const u8 * ssid, u8 ssid_len) @@ -1487,18 +1510,20 @@ static void b43_set_beacon_int(struct b43_wldev *dev, u16 beacon_int) { b43_time_lock(dev); if (dev->dev->id.revision >= 3) { - b43_write32(dev, 0x188, (beacon_int << 16)); + b43_write32(dev, B43_MMIO_TSF_CFP_REP, (beacon_int << 16)); + b43_write32(dev, B43_MMIO_TSF_CFP_START, (beacon_int << 10)); } else { b43_write16(dev, 0x606, (beacon_int >> 6)); b43_write16(dev, 0x610, beacon_int); } b43_time_unlock(dev); + b43dbg(dev->wl, "Set beacon interval to %u\n", beacon_int); } static void handle_irq_beacon(struct b43_wldev *dev) { struct b43_wl *wl = dev->wl; - u32 cmd; + u32 cmd, beacon0_valid, beacon1_valid; if (!b43_is_mode(wl, IEEE80211_IF_TYPE_AP)) return; @@ -1506,7 +1531,11 @@ static void handle_irq_beacon(struct b43_wldev *dev) /* This is the bottom half of the asynchronous beacon update. */ cmd = b43_read32(dev, B43_MMIO_MACCMD); - if (!(cmd & B43_MACCMD_BEACON0_VALID)) { + beacon0_valid = (cmd & B43_MACCMD_BEACON0_VALID); + beacon1_valid = (cmd & B43_MACCMD_BEACON1_VALID); + cmd &= ~(B43_MACCMD_BEACON0_VALID | B43_MACCMD_BEACON1_VALID); + + if (!beacon0_valid) { if (!wl->beacon0_uploaded) { b43_write_beacon_template(dev, 0x68, 0x18, B43_CCK_RATE_1MB); @@ -1515,8 +1544,7 @@ static void handle_irq_beacon(struct b43_wldev *dev) wl->beacon0_uploaded = 1; } cmd |= B43_MACCMD_BEACON0_VALID; - } - if (!(cmd & B43_MACCMD_BEACON1_VALID)) { + } else if (!beacon1_valid) { if (!wl->beacon1_uploaded) { b43_write_beacon_template(dev, 0x468, 0x1A, B43_CCK_RATE_1MB); @@ -4012,6 +4040,7 @@ static void b43_op_stop(struct ieee80211_hw *hw) b43_rfkill_exit(dev); cancel_work_sync(&(wl->qos_update_work)); + cancel_work_sync(&(wl->beacon_update_trigger)); mutex_lock(&wl->mutex); if (b43_status(dev) >= B43_STAT_STARTED) @@ -4389,6 +4418,7 @@ static int b43_wireless_init(struct ssb_device *dev) mutex_init(&wl->mutex); INIT_LIST_HEAD(&wl->devlist); INIT_WORK(&wl->qos_update_work, b43_qos_update_work); + INIT_WORK(&wl->beacon_update_trigger, b43_beacon_update_trigger_work); ssb_set_devtypedata(dev, wl); b43info(wl, "Broadcom %04X WLAN found\n", dev->bus->chip_id); |