[PATCH 07/17] wifi: mt76: mt7925: Fix CNM Timeout with Single Active Link in MLO

[sean.wang@kernel.org]

From: Leon Yen <leon.yen@mediatek.com>

Fix CNM command timeout issue when only a single active link is available
during MLO connection to fix the following kernel log error.

[  741.931030] wlan0: [link 1] local address be:90:e0:22:c4:22, AP link address 08:0c:43:7a:19:2a
[  741.931042] wlan0: [link 1] determined AP 08:0c:43:7a:19:2a to be EHT
[  741.931052] wlan0: [link 1] connecting with EHT mode, max bandwidth 160 MHz
[  741.931071] wlan0: WMM AC=0 acm=0 aifs=2 cWmin=3 cWmax=7 txop=47 uapsd=0, downgraded=0
[  741.931076] wlan0: WMM AC=1 acm=0 aifs=2 cWmin=7 cWmax=15 txop=94 uapsd=0, downgraded=0
[  741.931080] wlan0: WMM AC=2 acm=0 aifs=3 cWmin=15 cWmax=1023 txop=0 uapsd=0, downgraded=0
[  741.931085] wlan0: WMM AC=3 acm=0 aifs=7 cWmin=15 cWmax=1023 txop=0 uapsd=0, downgraded=0
[  741.931095] wlan0: moving STA 22:0c:43:7a:19:2a to state 3
[  749.090928] mt7925e 0000:2b:00.0: Message 00020002 (seq 15) timeout
[  752.162972] mt7925e 0000:2b:00.0: Message 00020003 (seq 1) timeout
[  755.234975] mt7925e 0000:2b:00.0: Message 00020002 (seq 2) timeout
[  758.306971] mt7925e 0000:2b:00.0: Message 00020004 (seq 3) timeout

Fixes: 86c051f2c418 ("wifi: mt76: mt7925: enabling MLO when the firmware supports it")
Signed-off-by: Leon Yen <leon.yen@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
 drivers/net/wireless/mediatek/mt76/mt7925/mcu.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
index f6aa052ca802..d0bfc7711a80 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
@@ -1153,7 +1153,12 @@ int mt7925_mcu_set_mlo_roc(struct mt792x_bss_conf *mconf, u16 sel_links,
 			u8 rsv[4];
 		} __packed hdr;
 		struct roc_acquire_tlv roc[2];
-	} __packed req;
+	} __packed req = {
+			.roc[0].tag = cpu_to_le16(UNI_ROC_NUM),
+			.roc[0].len = cpu_to_le16(sizeof(struct roc_acquire_tlv)),
+			.roc[1].tag = cpu_to_le16(UNI_ROC_NUM),
+			.roc[1].len = cpu_to_le16(sizeof(struct roc_acquire_tlv))
+	};
 
 	if (!mconf || hweight16(vif->valid_links) < 2 ||
 	    hweight16(sel_links) != 2)
-- 
2.25.1