diff options
| author | Felix Fietkau <nbd@nbd.name> | 2024-08-27 11:30:06 +0200 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2024-09-06 14:23:07 +0200 |
| commit | 328e35c7bfc673cde5a3a453318d044f8f83b505 (patch) | |
| tree | 56fcaefbad1dfa6a19d6383f3dd41dd03ba2fbac /drivers/net/wireless | |
| parent | wifi: mt76: connac: move mt7615_mcu_del_wtbl_all to connac (diff) | |
| download | linux-328e35c7bfc673cde5a3a453318d044f8f83b505.tar.xz linux-328e35c7bfc673cde5a3a453318d044f8f83b505.zip | |
wifi: mt76: mt7915: improve hardware restart reliability
- use reconfig_complete to restart mac_work / queues
- reset full wtbl after firmware init
- clear wcid and vif mask to avoid leak
- fix sta poll list corruption
Link: https://patch.msgid.link/20240827093011.18621-19-nbd@nbd.name
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 25 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/main.c | 12 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 2 |
3 files changed, 27 insertions, 12 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index fc03cb499e71..54974ff72a5b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -1463,26 +1463,27 @@ mt7915_mac_full_reset(struct mt7915_dev *dev) if (!mt7915_mac_restart(dev)) break; } - mutex_unlock(&dev->mt76.mutex); if (i == 10) dev_err(dev->mt76.dev, "chip full reset failed\n"); - ieee80211_restart_hw(mt76_hw(dev)); - if (ext_phy) - ieee80211_restart_hw(ext_phy->hw); + spin_lock_bh(&dev->mt76.sta_poll_lock); + while (!list_empty(&dev->mt76.sta_poll_list)) + list_del_init(dev->mt76.sta_poll_list.next); + spin_unlock_bh(&dev->mt76.sta_poll_lock); - ieee80211_wake_queues(mt76_hw(dev)); - if (ext_phy) - ieee80211_wake_queues(ext_phy->hw); + memset(dev->mt76.wcid_mask, 0, sizeof(dev->mt76.wcid_mask)); + dev->mt76.vif_mask = 0; + i = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA); + dev->mt76.global_wcid.idx = i; dev->recovery.hw_full_reset = false; - ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mphy.mac_work, - MT7915_WATCHDOG_TIME); + + mutex_unlock(&dev->mt76.mutex); + + ieee80211_restart_hw(mt76_hw(dev)); if (ext_phy) - ieee80211_queue_delayed_work(ext_phy->hw, - &ext_phy->mac_work, - MT7915_WATCHDOG_TIME); + ieee80211_restart_hw(ext_phy->hw); } /* system error recovery */ diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index e80db20035ab..51885484aab6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -1682,6 +1682,17 @@ mt7915_net_fill_forward_path(struct ieee80211_hw *hw, } #endif +static void +mt7915_reconfig_complete(struct ieee80211_hw *hw, + enum ieee80211_reconfig_type reconfig_type) +{ + struct mt7915_phy *phy = mt7915_hw_phy(hw); + + ieee80211_wake_queues(hw); + ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, + MT7915_WATCHDOG_TIME); +} + const struct ieee80211_ops mt7915_ops = { .add_chanctx = ieee80211_emulate_add_chanctx, .remove_chanctx = ieee80211_emulate_remove_chanctx, @@ -1740,4 +1751,5 @@ const struct ieee80211_ops mt7915_ops = { .net_fill_forward_path = mt7915_net_fill_forward_path, .net_setup_tc = mt76_wed_net_setup_tc, #endif + .reconfig_complete = mt7915_reconfig_complete, }; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 81375b5d0021..72c8e574dfb7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -2362,6 +2362,8 @@ int mt7915_mcu_init_firmware(struct mt7915_dev *dev) if (ret) return ret; + mt76_connac_mcu_del_wtbl_all(&dev->mt76); + if ((mtk_wed_device_active(&dev->mt76.mmio.wed) && is_mt7915(&dev->mt76)) || !mtk_wed_get_rx_capa(&dev->mt76.mmio.wed)) |