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 0B6A9D5B172 for ; Mon, 15 Dec 2025 06:38:16 +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=xuXAFZNbEBiEpSlSbJJrUwJukFhmlhgnFfCvnA9f2cw=; b=h06iH2Y7oVOiiWffy5RXvZhdW9 RW1cd6Se2nV8rpbSrUk7kx+AxmdyjONKI5VDVvXB6a4Mwu4qm6wexbmVBGm8ZfM3BpUvZmJVcPkY6 BElAU/MDAF1pkatWO/eHcJje6gItDSuUYqeVe8s0AB9lpWqFc0J0ojLGzB0AxCNZhZCOVrcOTiruX gTnSAkfHiLN8Yml4R6umVraVjyeAEJzGMZH5JkbZy4EiFvIQ6LR9e6xJM+N1Q14z4Cja884o/f0Jb cEmHYtLLgCv9u/hE7oGmw/mDjc+VZLUDV7NQB2RdBbgYD5Ipdyym43edQ0AblKJU2yOGP5Nv2ma1L VaZtDJmQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vV2Dn-000000039nU-0ov5; Mon, 15 Dec 2025 06:38:15 +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 1vV2Dg-000000039kz-2KgD for linux-mediatek@lists.infradead.org; Mon, 15 Dec 2025 06:38:13 +0000 X-UUID: 9ac913a0d98011f0a52f393f94899d25-20251214 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=xuXAFZNbEBiEpSlSbJJrUwJukFhmlhgnFfCvnA9f2cw=; b=Q5O+bbulkMM/xql+4xEjv/N5+LLVRyjTJbmmpOhbkzAPH5kFlNXRFEw/6FvhkM3T8Tf/AC7WDsoQ75UIgBZj7obk93wkdxsUfT/JCrJYhmp8uNWeV05Kr5n3JSAnpV+Vh7ABN2X858PrPcV3ZWOstwvFYdrC4v31NtsuNVl0Hhw=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.6,REQID:cc9af9a9-b25a-4ca5-adfc-4dc6da294274,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:c41672c6-8a73-4871-aac2-7b886d064f36,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: 9ac913a0d98011f0a52f393f94899d25-20251214 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 352793620; Sun, 14 Dec 2025 23:38:02 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by MTKMBS14N1.mediatek.inc (172.21.101.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.26; Mon, 15 Dec 2025 14:37:59 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Mon, 15 Dec 2025 14:37:59 +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 v2 3/7] wifi: mt76: mt7996: set specific BSSINFO and STAREC commands after channel switch Date: Mon, 15 Dec 2025 14:37:24 +0800 Message-ID: <20251215063728.3013365-3-shayne.chen@mediatek.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20251215063728.3013365-1-shayne.chen@mediatek.com> References: <20251215063728.3013365-1-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-20251214_223808_882389_045EFD29 X-CRM114-Status: GOOD ( 11.37 ) 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 81d09d0e924f..0e514b818d0f 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