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wifi: mt76: mt7915: fix command timeout in AP stop period

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Due to AP stop improperly, mt7915 driver would face random command timeout
by chip fw problem. Migrate AP start/stop process to .start_ap/.stop_ap and
congiure BSS network settings in both hooks.

The new flow is shown below.
* AP start
    .start_ap()
      configure BSS network resource
      set BSS to connected state
    .bss_info_changed()
      enable fw beacon offload

* AP stop
    .bss_info_changed()
      disable fw beacon offload (skip this command)
    .stop_ap()
      set BSS to disconnected state (beacon offload disabled automatically)
      destroy BSS network resource

Based on "mt76: mt7921: fix command timeout in AP stop period"

Signed-off-by: Rany Hany <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Rany Hany
2023-06-22 18:39:14 +02:00
committed by Felix Fietkau
parent 2a19784137
commit da8e33a15e
1 changed files with 33 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mt7915/main.c
+33 -5
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@@ -629,11 +629,6 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw,
}
}
if (changed & BSS_CHANGED_BEACON_ENABLED && info->enable_beacon) {
mt7915_mcu_add_bss_info(phy, vif, true);
mt7915_mcu_add_sta(dev, vif, NULL, true);
}
/* ensure that enable txcmd_mode after bss_info */
if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED))
mt7915_mcu_set_tx(dev, vif);
@@ -653,6 +648,37 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw,
mutex_unlock(&dev->mt76.mutex);
}
static int
mt7915_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_bss_conf *link_conf)
{
struct mt7915_phy *phy = mt7915_hw_phy(hw);
struct mt7915_dev *dev = mt7915_hw_dev(hw);
int err;
mutex_lock(&dev->mt76.mutex);
err = mt7915_mcu_add_bss_info(phy, vif, true);
if (err)
goto out;
err = mt7915_mcu_add_sta(dev, vif, NULL, true);
out:
mutex_unlock(&dev->mt76.mutex);
return err;
}
static void
mt7915_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_bss_conf *link_conf)
{
struct mt7915_dev *dev = mt7915_hw_dev(hw);
mutex_lock(&dev->mt76.mutex);
mt7915_mcu_add_sta(dev, vif, NULL, false);
mutex_unlock(&dev->mt76.mutex);
}
static void
mt7915_channel_switch_beacon(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
@@ -1608,6 +1634,8 @@ const struct ieee80211_ops mt7915_ops = {
.conf_tx = mt7915_conf_tx,
.configure_filter = mt7915_configure_filter,
.bss_info_changed = mt7915_bss_info_changed,
.start_ap = mt7915_start_ap,
.stop_ap = mt7915_stop_ap,
.sta_add = mt7915_sta_add,
.sta_remove = mt7915_sta_remove,
.sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,