From a8ba4acab7db25770272f270fa0c6c1d7e8124f9 Mon Sep 17 00:00:00 2001 From: Po-Hao Huang Date: Mon, 5 May 2025 15:24:32 +0800 Subject: [PATCH] wifi: rtw89: send nullfunc based on the given link The nullfunc sender function is link specific. Use core_tx_write_link with sw_mld flag to TX the nullfunc via the given link. Signed-off-by: Po-Hao Huang Signed-off-by: Zong-Zhe Yang Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/20250505072440.45113-4-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/core.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index c8b00f790829..c5bb3452946e 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -3335,8 +3335,10 @@ static int rtw89_core_send_nullfunc(struct rtw89_dev *rtwdev, { struct ieee80211_vif *vif = rtwvif_link_to_vif(rtwvif_link); int link_id = ieee80211_vif_is_mld(vif) ? rtwvif_link->link_id : -1; + struct rtw89_sta_link *rtwsta_link; struct ieee80211_sta *sta; struct ieee80211_hdr *hdr; + struct rtw89_sta *rtwsta; struct sk_buff *skb; int ret, qsel; @@ -3349,6 +3351,7 @@ static int rtw89_core_send_nullfunc(struct rtw89_dev *rtwdev, ret = -EINVAL; goto out; } + rtwsta = sta_to_rtwsta(sta); skb = ieee80211_nullfunc_get(rtwdev->hw, vif, link_id, qos); if (!skb) { @@ -3360,7 +3363,13 @@ static int rtw89_core_send_nullfunc(struct rtw89_dev *rtwdev, if (ps) hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM); - ret = rtw89_core_tx_write(rtwdev, vif, sta, skb, &qsel); + rtwsta_link = rtwsta->links[rtwvif_link->link_id]; + if (unlikely(!rtwsta_link)) { + ret = -ENOLINK; + goto out; + } + + ret = rtw89_core_tx_write_link(rtwdev, rtwvif_link, rtwsta_link, skb, &qsel, true); if (ret) { rtw89_warn(rtwdev, "nullfunc transmit failed: %d\n", ret); dev_kfree_skb_any(skb); -- 2.50.1