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wifi: mt76: mt7615: fix use_cts_prot support

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Driver should not directly write WTBL to prevent overwritten issues.

With this fix, when driver needs to adjust its behavior for compatibility,
especially concerning older 11g/n devices, by enabling or disabling CTS
protection frames, often for hidden SSIDs or to manage legacy clients.

Fixes: e34235ccc5e3 ("wifi: mt76: mt7615: enable use_cts_prot support")
Signed-off-by: Ryder Lee <[email protected]>
Link: https://patch.msgid.link/edb87088b0111b32fafc6c4179f54a5286dd37d8.1768879119.git.ryder.lee@mediatek.com
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Ryder Lee
2026-01-27 11:11:14 +00:00
committed by Felix Fietkau
parent 85f5a3473b
commit d9b9807a3d
5 changed files with 53 additions and 23 deletions
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mt7615/main.c
+4 -3
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@@ -583,9 +583,6 @@ static void mt7615_bss_info_changed(struct ieee80211_hw *hw,
}
}
if (changed & BSS_CHANGED_ERP_CTS_PROT)
mt7615_mac_enable_rtscts(dev, vif, info->use_cts_prot);
if (changed & BSS_CHANGED_BEACON_ENABLED && info->enable_beacon) {
mt7615_mcu_add_bss_info(phy, vif, NULL, true);
mt7615_mcu_sta_add(phy, vif, NULL, true);
@@ -598,6 +595,10 @@ static void mt7615_bss_info_changed(struct ieee80211_hw *hw,
BSS_CHANGED_BEACON_ENABLED))
mt7615_mcu_add_beacon(dev, hw, vif, info->enable_beacon);
if (changed & BSS_CHANGED_HT || changed & BSS_CHANGED_ERP_CTS_PROT)
mt7615_mcu_set_protection(phy, vif, info->ht_operation_mode,
info->use_cts_prot);
if (changed & BSS_CHANGED_PS)
mt76_connac_mcu_set_vif_ps(&dev->mt76, vif);