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wifi: mt76: mt7915: improve hardware restart reliability

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- use reconfig_complete to restart mac_work / queues
- reset full wtbl after firmware init
- clear wcid and vif mask to avoid leak

Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2024-10-17 12:32:27 +02:00
parent ad05f5f258
commit a7ac0558dd
3 changed files with 24 additions and 13 deletions
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mt7915/mac.c
+9 -13
View File
@@ -1463,7 +1463,6 @@ 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");
@@ -1473,21 +1472,18 @@ mt7915_mac_full_reset(struct mt7915_dev *dev)
list_del_init(dev->mt76.sta_poll_list.next);
spin_unlock_bh(&dev->mt76.sta_poll_lock);
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;
mutex_unlock(&dev->mt76.mutex);
ieee80211_restart_hw(mt76_hw(dev));
if (ext_phy)
ieee80211_restart_hw(ext_phy->hw);
ieee80211_wake_queues(mt76_hw(dev));
if (ext_phy)
ieee80211_wake_queues(ext_phy->hw);
dev->recovery.hw_full_reset = false;
ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mphy.mac_work,
MT7915_WATCHDOG_TIME);
if (ext_phy)
ieee80211_queue_delayed_work(ext_phy->hw,
&ext_phy->mac_work,
MT7915_WATCHDOG_TIME);
}
/* system error recovery */
mt7915/main.c
+13
View File
@@ -1680,6 +1680,18 @@ 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_dev *dev = mt7915_hw_dev(hw);
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 = {
.tx = mt7915_tx,
.start = mt7915_start,
@@ -1734,4 +1746,5 @@ 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,
};
mt7915/mcu.c
+2
View File
@@ -2359,6 +2359,8 @@ 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))