From patchwork Wed Dec 18 03:41:34 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aditya Kumar Singh X-Patchwork-Id: 852015 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 BC45214D2B9; Wed, 18 Dec 2024 03:41:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734493318; cv=none; b=EgaTKG+qC5WB2h+Ho2NwIvvS7WQDdrUN+TyIurCZ+YZtjxtJo1MLgKM3PMuiWx9jkjJLXoQA8LsVY4GhcXDaYaR90dlDrwBy7IxxIV4R7xArMltUw50rSBA5kdqMoTmie+Jnf/pjypAzZ+HRKmLWhIuU9UvkvQF2MLe7PI3JW3M= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734493318; c=relaxed/simple; bh=GeanyNLedxUdgQJo+zcXNKMhpGT48rlJCpzICiVeIlM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=BlxCazbmhK8l36Zt3I7mPHnqW4A+CyltQ9P/V84Qbt0zQJSL7OoZxNWuZTo2AUknpMFCndRQXDwGrzqJoPoIYFLIurN4ykXSWt3HwgBdGDZRQ07Mmml8RS2T6tUiUgc3ThYbXBUiN9BobcVbJ9UflvGCiMAVSF8LHRX99C+HzJo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=RopgrvsM; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="RopgrvsM" Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4BHMnr2e007301; Wed, 18 Dec 2024 03:41:53 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= 0uNLeXfEXwkgpomkNVtWKWJxDsQbDffCqgrwI3O9nzQ=; b=RopgrvsMb6PplYEq WZfYlUQtXRK8C9GF9pv67p9k2x/EeqAcvdKti8fwYJ8LsQQFb9NlC8WXX39KM0iD CJXRwLv3X8xPE059HWEwjmHjk7URTbrJf8xEfeWCfS+ziTGj9It0JOc89oki67K7 s4Ngb+aCTrVGqT63rrzdsvOGwy04kL2dd9A+q5vjF0nV5WQ637sGPMHKH+52ahLP PazT5dt9Q+Swp3NmM38xqQFnjQhTNnJ4mO/t4ODUSHPjIdIOEDo6OCqJ51GDqeEK 2GjCa0IXBCbZDM9JCa55Zc09fvK15dWfv0/+ND6RODCAu6B+RLIOpjdzFdrgdwJ3 9lecTw== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 43kjeegh29-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 18 Dec 2024 03:41:53 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4BI3fqE8021678 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 18 Dec 2024 03:41:52 GMT Received: from hu-adisi-blr.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Tue, 17 Dec 2024 19:41:50 -0800 From: Aditya Kumar Singh Date: Wed, 18 Dec 2024 09:11:34 +0530 Subject: [PATCH 3/3] wifi: ath12k: handle radar detection with MLO Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20241218-ath12k_mlo_dfs-v1-3-058e783bcfc7@quicinc.com> References: <20241218-ath12k_mlo_dfs-v1-0-058e783bcfc7@quicinc.com> In-Reply-To: <20241218-ath12k_mlo_dfs-v1-0-058e783bcfc7@quicinc.com> To: Kalle Valo , Jeff Johnson CC: , , , Aditya Kumar Singh X-Mailer: b4 0.14.2 X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: v4hmDlUiJByqYg0MTveyt0Sbk9nk6tna X-Proofpoint-ORIG-GUID: v4hmDlUiJByqYg0MTveyt0Sbk9nk6tna X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 lowpriorityscore=0 bulkscore=0 mlxlogscore=999 spamscore=0 suspectscore=0 adultscore=0 malwarescore=0 phishscore=0 impostorscore=0 priorityscore=1501 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412180026 ieee80211_radar_detected() expects the driver to pass a channel context configuration during MLO. This is used to identify exactly which link detected the radar. Add support to pass this to mac80211. Since the link arvif is not known in the WMI event, introduce a helper iterator API, ath12k_mac_get_any_chanctx_conf_iter(), to get the channel context configuration. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1 Signed-off-by: Aditya Kumar Singh --- drivers/net/wireless/ath/ath12k/mac.c | 11 +++++++++++ drivers/net/wireless/ath/ath12k/mac.h | 8 ++++++++ drivers/net/wireless/ath/ath12k/wmi.c | 12 +++++++++++- 3 files changed, 30 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 77518546259248c356556b07ae0ae1df428d01dd..4a4da9e9897a5b51b797ff12cd0022667fe96b67 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -751,6 +751,17 @@ static struct ath12k *ath12k_get_ar_by_vif(struct ieee80211_hw *hw, return NULL; } +void ath12k_mac_get_any_chanctx_conf_iter(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *conf, + void *data) +{ + struct ath12k_mac_get_any_chanctx_conf_arg *arg = data; + struct ath12k *ctx_ar = ath12k_get_ar_by_ctx(hw, conf); + + if (ctx_ar == arg->ar) + arg->chanctx_conf = conf; +} + static struct ath12k_link_vif *ath12k_mac_get_vif_up(struct ath12k *ar) { struct ath12k_link_vif *arvif; diff --git a/drivers/net/wireless/ath/ath12k/mac.h b/drivers/net/wireless/ath/ath12k/mac.h index 81cfb950e6cddfcf31747e46c7a9a805b94f55dd..3594729b63974e942b91eed0ebdfcabcb6a3c3a1 100644 --- a/drivers/net/wireless/ath/ath12k/mac.h +++ b/drivers/net/wireless/ath/ath12k/mac.h @@ -59,6 +59,11 @@ enum ath12k_supported_bw { ATH12K_BW_320 = 4, }; +struct ath12k_mac_get_any_chanctx_conf_arg { + struct ath12k *ar; + struct ieee80211_chanctx_conf *chanctx_conf; +}; + extern const struct htt_rx_ring_tlv_filter ath12k_mac_mon_status_filter_default; void ath12k_mac_destroy(struct ath12k_hw_group *ag); @@ -100,5 +105,8 @@ int ath12k_mac_mlo_setup(struct ath12k_hw_group *ag); int ath12k_mac_mlo_ready(struct ath12k_hw_group *ag); void ath12k_mac_mlo_teardown(struct ath12k_hw_group *ag); int ath12k_mac_vdev_stop(struct ath12k_link_vif *arvif); +void ath12k_mac_get_any_chanctx_conf_iter(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *conf, + void *data); #endif diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c index d0ae7f142c11ab4720bf95c0c95990ff40bd2815..9a96c4d70e6007d3701af63278b23dd1a79cc4b1 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.c +++ b/drivers/net/wireless/ath/ath12k/wmi.c @@ -6935,6 +6935,7 @@ static void ath12k_wmi_pdev_dfs_radar_detected_event(struct ath12k_base *ab, struct sk_buff *skb) { const void **tb; + struct ath12k_mac_get_any_chanctx_conf_arg arg; const struct ath12k_wmi_pdev_radar_event *ev; struct ath12k *ar; int ret; @@ -6970,13 +6971,22 @@ ath12k_wmi_pdev_dfs_radar_detected_event(struct ath12k_base *ab, struct sk_buff goto exit; } + arg.ar = ar; + arg.chanctx_conf = NULL; + ieee80211_iter_chan_contexts_atomic(ath12k_ar_to_hw(ar), + ath12k_mac_get_any_chanctx_conf_iter, &arg); + if (!arg.chanctx_conf) { + ath12k_warn(ab, "failed to find valid chanctx_conf in radar detected event\n"); + goto exit; + } + ath12k_dbg(ar->ab, ATH12K_DBG_REG, "DFS Radar Detected in pdev %d\n", ev->pdev_id); if (ar->dfs_block_radar_events) ath12k_info(ab, "DFS Radar detected, but ignored as requested\n"); else - ieee80211_radar_detected(ath12k_ar_to_hw(ar), NULL); + ieee80211_radar_detected(ath12k_ar_to_hw(ar), arg.chanctx_conf); exit: rcu_read_unlock();