From patchwork Fri Jan 26 09:09:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shayne Chen X-Patchwork-Id: 767195 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6D8B66311F for ; Fri, 26 Jan 2024 09:10:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.61.82.184 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706260207; cv=none; b=kVJyG09B6iEIdAIrQvQF2BnPFmI8QUsDGOG3vrZO5oHEBu0VPW28bbN+C86epn4IjHxH5v6z87vHb2pmL0f93tfUyzpfGbwGbXezFfXiKXjpfX+acTCMsvpa7wNktX5aHLQozEa/1lUL54uy8wCU3xW7MxHX/6laGvUGshG3uWc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706260207; c=relaxed/simple; bh=zWlc/S6DZ/fUTn9LwVH+0v5+9nwdAYr32erZ91OEyXM=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=EVLBMNFKNueP4LsM2WJVxr3xDoU8Wci2wZ9eq4MEUG7A8gtRYubRarQx/B74d7+hRvVEutqbusQNR6v4xbcYzcbLhsz0ziSEmO1HbL7IgfMKGQUw5cftqoCScE+ORb9fHzISchp8UjpX2n+KNhOSXPGxyPP8VzxGbXQ2dLRkszs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=NUxXM2yK; arc=none smtp.client-ip=210.61.82.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="NUxXM2yK" X-UUID: a8dc3456bc2a11eea2298b7352fd921d-20240126 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=QfBJh/G27e2/TM1jxbBhY/qC7WJr1g5LZzWtbcjgAfw=; b=NUxXM2yKTIGA1dOxb+VVxoWpGltN8T0TXqBlW58phT4LrlMzqVvflIP4gyyi9OYv1n8o1Ta8BRLyf0Bz4ml7kbHm60A0ttu3sYARoPHSwOEXwOEF+gNm9V/KDSDYDmT5+CjpDBOsIoFxrkrEtsPeVGPmdhgl72O8p/CYbTzEaXI=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.36, REQID:afecda2d-57c2-4e0a-a4e3-df5e3f75a11a, IP:0, U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:6e16cf4, CLOUDID:f96e2efe-c16b-4159-a099-3b9d0558e447, B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES :1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULN X-UUID: a8dc3456bc2a11eea2298b7352fd921d-20240126 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 260006910; Fri, 26 Jan 2024 17:09:50 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 26 Jan 2024 17:09:49 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Fri, 26 Jan 2024 17:09:49 +0800 From: Shayne Chen To: Felix Fietkau CC: linux-wireless , Lorenzo Bianconi , Ryder Lee , Evelyn Tsai , Bo Jiao , linux-mediatek , Peter Chiu , Shayne Chen Subject: [PATCH v2 01/12] wifi: mt76: mt7996: check txs format before getting skb by pid Date: Fri, 26 Jan 2024 17:09:12 +0800 Message-ID: <20240126090923.6357-1-shayne.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MTK: N From: Peter Chiu The PPDU TXS does not include the error bit so it cannot use to report status to mac80211. This patch fixes issue that STA wrongly detects if AP is still alive. Fixes: 2569ea5326e2 ("wifi: mt76: mt7996: enable PPDU-TxS to host") Signed-off-by: Peter Chiu Signed-off-by: Shayne Chen --- .../net/wireless/mediatek/mt76/mt7996/mac.c | 23 +++++++++++-------- 1 file changed, 13 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c index 53258488d49f..a8414fbb07c8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c @@ -1188,25 +1188,28 @@ mt7996_mac_add_txs_skb(struct mt7996_dev *dev, struct mt76_wcid *wcid, struct ieee80211_tx_info *info; struct sk_buff_head list; struct rate_info rate = {}; - struct sk_buff *skb; + struct sk_buff *skb = NULL; bool cck = false; u32 txrate, txs, mode, stbc; txs = le32_to_cpu(txs_data[0]); mt76_tx_status_lock(mdev, &list); - skb = mt76_tx_status_skb_get(mdev, wcid, pid, &list); - if (skb) { - info = IEEE80211_SKB_CB(skb); - if (!(txs & MT_TXS0_ACK_ERROR_MASK)) - info->flags |= IEEE80211_TX_STAT_ACK; + /* only report MPDU TXS */ + if (le32_get_bits(txs_data[0], MT_TXS0_TXS_FORMAT) == 0) { + skb = mt76_tx_status_skb_get(mdev, wcid, pid, &list); + if (skb) { + info = IEEE80211_SKB_CB(skb); + if (!(txs & MT_TXS0_ACK_ERROR_MASK)) + info->flags |= IEEE80211_TX_STAT_ACK; - info->status.ampdu_len = 1; - info->status.ampdu_ack_len = - !!(info->flags & IEEE80211_TX_STAT_ACK); + info->status.ampdu_len = 1; + info->status.ampdu_ack_len = + !!(info->flags & IEEE80211_TX_STAT_ACK); - info->status.rates[0].idx = -1; + info->status.rates[0].idx = -1; + } } if (mtk_wed_device_active(&dev->mt76.mmio.wed) && wcid->sta) {