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 8511CD59D99 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=e+EYT2mUwkDDgBM3uPCtiIrJtFGpEl9FNkQxtU/d7BY=; b=v4Hr51ywxggSP4JYPChIYljb6+ 2Lvc3yvv102NNjFFmkUnPe9weWypVACgEnorsTFGKpCvAJVhMNPI1D8Pec9TLdrMQ5CzkmeG7lGX+ epyezczZR0KWuc0/OfzJrKSKCjdtJtd4QTmcqc2XBN44cx6g977hx+O5h14LVLDDTD+IetdjpzT+z bizzcNb7O3hBkHeQzhnJrtJm4J4WpDiVN3CusG9etc+2grsf1kTRGbsvsAgjz6DBjVbrTRSZmy/QS 6KABZxad3k1jWF0dXjQQMnfbcxGKADoT933+N1R8mDjpzPzf9kx2RRiEKAgjN7jDVKyfY2dr9RTeq rRSHVokQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vV2Dm-000000039nF-2R1f; Mon, 15 Dec 2025 06:38:14 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vV2Dg-000000039ky-2JBp for linux-mediatek@lists.infradead.org; Mon, 15 Dec 2025 06:38:10 +0000 X-UUID: 9aaca800d98011f09f706fa2197c6ceb-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=e+EYT2mUwkDDgBM3uPCtiIrJtFGpEl9FNkQxtU/d7BY=; b=fc56RGhLzFXQ1raJkA4HlAoT5gwhb2fUVA5f8IpUvXgMPtVoQjStzQMrzPDseqVQ0IgsQAuOcYK5SahCP8AgGtRtTQjk+itw6TW/euNXU6dvpRfxdyFljTonzHbe/nZ4Pa6PTcWLQ4X545ZZRfYKHbF0hSP4TLpnM8cV8W7fbew=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.6,REQID:7b8dedd0-6015-45bd-ba80-33dd76e52c9b,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:c47ac602-1fa9-44eb-b231-4afc61466396,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: 9aaca800d98011f09f706fa2197c6ceb-20251214 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 823547548; Sun, 14 Dec 2025 23:38:02 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by MTKMBS09N1.mediatek.inc (172.21.101.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; 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 4/7] wifi: mt76: mt7996: abort CCA when CSA is starting Date: Mon, 15 Dec 2025 14:37:25 +0800 Message-ID: <20251215063728.3013365-4-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_883453_AE4A12C7 X-CRM114-Status: GOOD ( 10.53 ) 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 When CSA countdown is going to start, carry UNI_BSS_INFO_BCN_BCC tag to abort any CCA countdown. Signed-off-by: StanleyYP Wang Signed-off-by: Shayne Chen --- drivers/net/wireless/mediatek/mt76/mt7996/mcu.c | 10 ++++++++++ drivers/net/wireless/mediatek/mt76/mt7996/mcu.h | 11 ++++++++++- 2 files changed, 20 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c index 0e514b818d0f..73c3741b532e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c @@ -2796,6 +2796,16 @@ mt7996_mcu_beacon_cntdwn(struct sk_buff *rskb, struct sk_buff *skb, info = (struct bss_bcn_cntdwn_tlv *)tlv; info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; + + /* abort the CCA countdown when starting CSA countdown */ + if (csa) { + struct bss_bcn_cntdwn_tlv *cca_info; + + tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_BCC, + sizeof(*cca_info)); + cca_info = (struct bss_bcn_cntdwn_tlv *)tlv; + cca_info->cca.abort = true; + } } static void diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h index 5b3597ca79be..1283beb0dc19 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h @@ -412,7 +412,16 @@ struct bss_bcn_cntdwn_tlv { __le16 tag; __le16 len; u8 cnt; - u8 rsv[3]; + union { + struct { + bool static_pp; + bool abort; + } csa; + struct { + bool abort; + } cca; + }; + u8 rsv; } __packed; struct bss_bcn_mbss_tlv { -- 2.51.0