From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 13F48CFD370 for ; Tue, 25 Nov 2025 03:47:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=1Y/PI2A3oeyS15yxpv+6ssIPwevk/9gAcNFTpTMuK/c=; b=h/owTkgPb/so5zpQkjN1CG7F2X szqAm6s2WmHtBO91KKULCXobjU5d/L5ItreH5XSE13P9UWtKszp2Xo1YYFk73wd43CcNsDd+SfyWe 8l8AipTDeGsQT8nHiGGv2fQpSOPhcjgxaCfmM8MftCD4dSJ3+OdmlOYsJhec79UFoMzjsfw046vqp i6KeiBMNT3OVkMjDv2qZQru2nul2IgreoiLqRevwj+oF2vgC8O3DlztBqbzsTlktOzuriCldBGC0J 0cefWi3FsxJB2e5X5LYBsj9/+ZaL7wGM2ZXh79RhbUMpB422Q9MfKzhtow+R/36J/+ChLN7QwesEk Ag1HeMgA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vNk1d-0000000ChcT-3JdL; Tue, 25 Nov 2025 03:47:33 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vNk1b-0000000ChY6-1Cxo for linux-mediatek@lists.infradead.org; Tue, 25 Nov 2025 03:47:32 +0000 X-UUID: 758fac9ac9b111f0a52f393f94899d25-20251124 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=1Y/PI2A3oeyS15yxpv+6ssIPwevk/9gAcNFTpTMuK/c=; b=W8K316VDIzk7+45T99UMGNf897AEq4IbLuzuq6tVWKNbpK4joON6Ine4y9wV09Mf7/PVyL8hOKnQiYKT3/N+/lMPlheNpvRWr8t5QbNE6rN4QzszKVmR/wx1NMzUvZSKIYyC5vpaDpSyFPYRy4kyHlSn/LhrFG8JOGkT5UAx6JE=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.6,REQID:35c71451-d630-4789-bfa6-9d93e06cf7ce,IP:0,UR L:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION:r elease,TS:0 X-CID-META: VersionHash:a9d874c,CLOUDID:8af74258-17e4-43d2-bf73-55337eed999a,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102|836|888|898,TC:-5,Content: 0|15|50,EDM:-3,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC:nil,COL:0,OS I:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 758fac9ac9b111f0a52f393f94899d25-20251124 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1159138266; Mon, 24 Nov 2025 20:47:26 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.26; Tue, 25 Nov 2025 11:47:24 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1748.26 via Frontend Transport; Tue, 25 Nov 2025 11:47:24 +0800 From: Shayne Chen To: Felix Fietkau CC: linux-wireless , Lorenzo Bianconi , Ryder Lee , Evelyn Tsai , linux-mediatek , StanleyYP Wang , Shayne Chen Subject: [PATCH mt76 3/7] wifi: mt76: mt7996: set specific BSSINFO and STAREC commands after channel switch Date: Tue, 25 Nov 2025 11:46:35 +0800 Message-ID: <20251125034639.1416214-3-shayne.chen@mediatek.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20251125034639.1416214-1-shayne.chen@mediatek.com> References: <20251125034639.1416214-1-shayne.chen@mediatek.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251124_194731_355279_7C92A877 X-CRM114-Status: GOOD ( 12.50 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: StanleyYP Wang After channel switch, some tags of BSSINFO (rfch) and STAREC (bfer, rate_ctrl) commands should also be updated. Otherwise, a BSS might not be able to transmit with its peer using correct bandwidth. Co-developed-by: Shayne Chen Signed-off-by: Shayne Chen Signed-off-by: StanleyYP Wang --- .../net/wireless/mediatek/mt76/mt7996/main.c | 14 ++++- .../net/wireless/mediatek/mt76/mt7996/mcu.c | 59 +++++++++++++++++++ .../wireless/mediatek/mt76/mt7996/mt7996.h | 3 + 3 files changed, 75 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c index 18c6cdaae20b..afc0ca3f3939 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c @@ -962,12 +962,24 @@ mt7996_post_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_chan_def *chandef = &link_conf->chanreq.oper; struct mt7996_dev *dev = mt7996_hw_dev(hw); struct mt7996_phy *phy = mt7996_band_phy(dev, chandef->chan->band); - int ret; + struct mt7996_vif_link *link; + int ret = -EINVAL; mutex_lock(&dev->mt76.mutex); + link = mt7996_vif_conf_link(dev, vif, link_conf); + if (!link) + goto out; + + ret = mt7996_mcu_update_bss_rfch(phy, link); + if (ret) + goto out; + + ieee80211_iterate_stations_mtx(hw, mt7996_mcu_update_sta_rec_bw, link); + ret = mt7996_mcu_rdd_resume_tx(phy); +out: mutex_unlock(&dev->mt76.mutex); return ret; diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c index c18c809ac77a..8f2b3f4f25ab 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c @@ -1231,6 +1231,22 @@ int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); } +int mt7996_mcu_update_bss_rfch(struct mt7996_phy *phy, struct mt7996_vif_link *link) +{ + struct mt7996_dev *dev = phy->dev; + struct sk_buff *skb; + + skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76, + MT7996_BSS_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + mt7996_mcu_bss_rfch_tlv(skb, phy); + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); +} + int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf) { @@ -2590,6 +2606,49 @@ int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev, MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); } +void mt7996_mcu_update_sta_rec_bw(void *data, struct ieee80211_sta *sta) +{ + struct mt7996_vif_link *link = (struct mt7996_vif_link *)data; + struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + struct mt7996_sta_link *msta_link; + struct mt7996_dev *dev; + struct ieee80211_bss_conf *link_conf; + struct ieee80211_link_sta *link_sta; + struct ieee80211_vif *vif; + struct sk_buff *skb; + int link_id; + + if (link->mt76.mvif != &msta->vif->mt76) + return; + + dev = link->phy->dev; + link_id = link->msta_link.wcid.link_id; + link_sta = link_sta_dereference_protected(sta, link_id); + if (!link_sta) + return; + + msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); + if (!msta_link) + return; + + vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); + link_conf = link_conf_dereference_protected(vif, link_id); + if (!link_conf) + return; + + skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, + &msta_link->wcid, + MT7996_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return; + + mt7996_mcu_sta_bfer_tlv(dev, skb, link_conf, link_sta, link); + mt7996_mcu_sta_rate_ctrl_tlv(skb, dev, vif, link_conf, link_sta, link); + + mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); +} + static int mt7996_mcu_sta_key_tlv(struct mt76_dev *dev, struct mt76_wcid *wcid, struct sk_buff *skb, diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h index d31864f973cc..8f1043159f58 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h @@ -670,6 +670,8 @@ int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf, struct mt76_vif_link *mlink, struct mt7996_sta_link *msta_link, int enable); +int mt7996_mcu_update_bss_rfch(struct mt7996_phy *phy, + struct mt7996_vif_link *link); int mt7996_mcu_add_sta(struct mt7996_dev *dev, struct ieee80211_bss_conf *link_conf, struct ieee80211_link_sta *link_sta, @@ -679,6 +681,7 @@ int mt7996_mcu_add_sta(struct mt7996_dev *dev, int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev, struct mt7996_vif_link *link, struct mt7996_sta_link *msta_link); +void mt7996_mcu_update_sta_rec_bw(void *data, struct ieee80211_sta *sta); int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev, struct ieee80211_ampdu_params *params, struct ieee80211_vif *vif, bool enable); -- 2.51.0