6.12-stable review patch. If anyone has any objections, please let me know.
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From: Ming Yen Hsieh mingyen.hsieh@mediatek.com
[ Upstream commit 4911e4cb157cf87d5bdb3fa8e0c200032443371e ]
For MLO, each link must have a corresponding WCID.
Fixes: 86c051f2c418 ("wifi: mt76: mt7925: enabling MLO when the firmware supports it") Signed-off-by: Ming Yen Hsieh mingyen.hsieh@mediatek.com Signed-off-by: Sean Wang sean.wang@mediatek.com Link: https://patch.msgid.link/20241211011926.5002-3-sean.wang@kernel.org Signed-off-by: Felix Fietkau nbd@nbd.name Signed-off-by: Sasha Levin sashal@kernel.org --- .../net/wireless/mediatek/mt76/mt7925/mac.c | 2 +- .../net/wireless/mediatek/mt76/mt7925/main.c | 19 ++++++++++--------- 2 files changed, 11 insertions(+), 10 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mac.c b/drivers/net/wireless/mediatek/mt76/mt7925/mac.c index ddd406969061e..a095fb31e391a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mac.c @@ -49,7 +49,7 @@ static void mt7925_mac_sta_poll(struct mt792x_dev *dev) break; mlink = list_first_entry(&sta_poll_list, struct mt792x_link_sta, wcid.poll_list); - msta = container_of(mlink, struct mt792x_sta, deflink); + msta = mlink->sta; spin_lock_bh(&dev->mt76.sta_poll_lock); list_del_init(&mlink->wcid.poll_list); spin_unlock_bh(&dev->mt76.sta_poll_lock); diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c index c45396b17a8af..cbc7a50810256 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c @@ -837,6 +837,7 @@ static int mt7925_mac_link_sta_add(struct mt76_dev *mdev, u8 link_id = link_sta->link_id; struct mt792x_link_sta *mlink; struct mt792x_sta *msta; + struct mt76_wcid *wcid; int ret, idx;
msta = (struct mt792x_sta *)link_sta->sta->drv_priv; @@ -855,6 +856,15 @@ static int mt7925_mac_link_sta_add(struct mt76_dev *mdev, mlink->last_txs = jiffies; mlink->wcid.link_id = link_sta->link_id; mlink->wcid.link_valid = !!link_sta->sta->valid_links; + mlink->sta = msta; + + wcid = &mlink->wcid; + ewma_signal_init(&wcid->rssi); + rcu_assign_pointer(dev->mt76.wcid[wcid->idx], wcid); + mt76_wcid_init(wcid); + ewma_avg_signal_init(&mlink->avg_ack_signal); + memset(mlink->airtime_ac, 0, + sizeof(msta->deflink.airtime_ac));
ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm); if (ret) @@ -904,7 +914,6 @@ mt7925_mac_sta_add_links(struct mt792x_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, unsigned long new_links) { struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; - struct mt76_wcid *wcid; unsigned int link_id; int err = 0;
@@ -921,14 +930,6 @@ mt7925_mac_sta_add_links(struct mt792x_dev *dev, struct ieee80211_vif *vif, err = -ENOMEM; break; } - - wcid = &mlink->wcid; - ewma_signal_init(&wcid->rssi); - rcu_assign_pointer(dev->mt76.wcid[wcid->idx], wcid); - mt76_wcid_init(wcid); - ewma_avg_signal_init(&mlink->avg_ack_signal); - memset(mlink->airtime_ac, 0, - sizeof(msta->deflink.airtime_ac)); }
msta->valid_links |= BIT(link_id);