From patchwork Fri Aug 30 06:09:17 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: 824373 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 4495D15099A for ; Fri, 30 Aug 2024 06:09:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724998196; cv=none; b=U41Wpr6tFO03qIi7DnQkZ4TyuZ6XYM/WXXQUsAkRxDOPu3g3bpNFOLNv06eyD/TvCWq/l6a9LtDgPQsrE1HNTMXzoZRlZF+u9LjhiPsfqtZPKX1MtEZCTKyWsjwf5iQ/lpZEoz7OnJwqQC3ahbvoXuN9JlokezqrjcAlEIw17Qk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724998196; c=relaxed/simple; bh=0HFkuvQ+cmPxKSYGsAcCh0Z9+8i0CcQHHuPnFM97gbI=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=auHCiw8senbohxpJKtNH4HvXjpiPjxPo1iImlN/e59IDcg3iKQSMUMSGldjPAQvYr0FdKrR5zQU64H/xJJoDLun7ULmAIWezvH674h2yQdlEzCo0yDltdb34USz+13KcCagKl6Cjh0BP5rAeBVPQcG780TJUypNVEdHQ+pb9mdc= 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=AbkMVVGX; arc=none smtp.client-ip=205.220.180.131 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="AbkMVVGX" Received: from pps.filterd (m0279871.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 47TGoaNO009937; Fri, 30 Aug 2024 06:09:49 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= a0I9QA3p+mnWgFyo/It4y4GzYMY4DrUIi3XfAv2PmUc=; b=AbkMVVGXMBpo5/cT sTdKpVi9fW8r0lCG8xPB02syJ9iVp5z/wYIAgwhXBQ4Tf8N0b0FHDN6ars+WcSkc bsdMxNLhUr9YcwtwJh8m3IHDcA+ynhzS5ukVhDP83dkXA6XPkK8qLOiVdNMBKqIa IkfVxAHaI5hzo7wQWOO1gSluSKLhEAiw84wW9uBQ6XqxEmnXoG+ovY5JaXBw4fci bvRsA2k7VY2cVh9tjYkmA/UW5aNodLCGJ3MZXkMkbNCibxBh7B6/0orJxxJtljqy eYHdRcAgcNcgB+tLGmiKLxtpjqBELanN3BmxWWm5axG78x8QWUkyrL8wxSNTWpN0 +WQ6eg== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 419pv0fmh0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 30 Aug 2024 06:09:48 +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 47U69lQs013685 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 30 Aug 2024 06:09:47 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; Thu, 29 Aug 2024 23:09:45 -0700 From: Aditya Kumar Singh To: CC: , Aditya Kumar Singh Subject: [PATCH v4 7/8] wifi: cfg80211/mac80211: use proper link ID for DFS Date: Fri, 30 Aug 2024 11:39:17 +0530 Message-ID: <20240830060918.2418701-8-quic_adisi@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240830060918.2418701-1-quic_adisi@quicinc.com> References: <20240830060918.2418701-1-quic_adisi@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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: 4yTG01HTHlmORfuH45qFgB7D3ek3rFIs X-Proofpoint-ORIG-GUID: 4yTG01HTHlmORfuH45qFgB7D3ek3rFIs X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-08-30_02,2024-08-29_02,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 priorityscore=1501 impostorscore=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 spamscore=0 mlxlogscore=999 mlxscore=0 bulkscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2407110000 definitions=main-2408300043 Now that all APIs have support to handle DFS per link, use proper link ID instead of 0. Signed-off-by: Aditya Kumar Singh --- net/mac80211/cfg.c | 6 +++--- net/mac80211/mlme.c | 4 ++-- net/mac80211/scan.c | 6 ++++-- net/wireless/mlme.c | 10 +++++----- net/wireless/nl80211.c | 15 ++++++++------- 5 files changed, 22 insertions(+), 19 deletions(-) diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 726cfb1f9061..39a99d8e24e7 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1662,12 +1662,12 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, ieee80211_link_info_change_notify(sdata, link, BSS_CHANGED_BEACON_ENABLED); - if (sdata->wdev.links[0].cac_started) { + if (sdata->wdev.links[link_id].cac_started) { chandef = link_conf->chanreq.oper; wiphy_delayed_work_cancel(wiphy, &link->dfs_cac_timer_work); cfg80211_cac_event(sdata->dev, &chandef, NL80211_RADAR_CAC_ABORTED, - GFP_KERNEL, 0); + GFP_KERNEL, link_id); } drv_stop_ap(sdata->local, sdata, link_conf); @@ -3965,7 +3965,7 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, if (!list_empty(&local->roc_list) || local->scanning) return -EBUSY; - if (sdata->wdev.links[0].cac_started) + if (sdata->wdev.links[link_id].cac_started) return -EBUSY; if (WARN_ON(link_id >= IEEE80211_MLD_MAX_NUM_LINKS)) diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index ac0800645dd5..7833f8862d60 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3039,11 +3039,11 @@ void ieee80211_dfs_cac_timer_work(struct wiphy *wiphy, struct wiphy_work *work) lockdep_assert_wiphy(sdata->local->hw.wiphy); - if (sdata->wdev.links[0].cac_started) { + if (sdata->wdev.links[link->link_id].cac_started) { ieee80211_link_release_channel(link); cfg80211_cac_event(sdata->dev, &chandef, NL80211_RADAR_CAC_FINISHED, - GFP_KERNEL, 0); + GFP_KERNEL, link->link_id); } } diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index 6735620378f4..adb88c06b598 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -575,6 +575,7 @@ static bool __ieee80211_can_leave_ch(struct ieee80211_sub_if_data *sdata) { struct ieee80211_local *local = sdata->local; struct ieee80211_sub_if_data *sdata_iter; + unsigned int link_id; lockdep_assert_wiphy(local->hw.wiphy); @@ -585,8 +586,9 @@ static bool __ieee80211_can_leave_ch(struct ieee80211_sub_if_data *sdata) return false; list_for_each_entry(sdata_iter, &local->interfaces, list) { - if (sdata_iter->wdev.links[0].cac_started) - return false; + for_each_valid_link(&sdata_iter->wdev, link_id) + if (sdata_iter->wdev.links[link_id].cac_started) + return false; } return true; diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 115c8cd28aaf..4dac81854721 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -1124,14 +1124,14 @@ void cfg80211_cac_event(struct net_device *netdev, trace_cfg80211_cac_event(netdev, event, link_id); - if (WARN_ON(!wdev->links[0].cac_started && + if (WARN_ON(!wdev->links[link_id].cac_started && event != NL80211_RADAR_CAC_STARTED)) return; switch (event) { case NL80211_RADAR_CAC_FINISHED: - timeout = wdev->links[0].cac_start_time + - msecs_to_jiffies(wdev->links[0].cac_time_ms); + timeout = wdev->links[link_id].cac_start_time + + msecs_to_jiffies(wdev->links[link_id].cac_time_ms); WARN_ON(!time_after_eq(jiffies, timeout)); cfg80211_set_dfs_state(wiphy, chandef, NL80211_DFS_AVAILABLE); memcpy(&rdev->cac_done_chandef, chandef, @@ -1140,10 +1140,10 @@ void cfg80211_cac_event(struct net_device *netdev, cfg80211_sched_dfs_chan_update(rdev); fallthrough; case NL80211_RADAR_CAC_ABORTED: - wdev->links[0].cac_started = false; + wdev->links[link_id].cac_started = false; break; case NL80211_RADAR_CAC_STARTED: - wdev->links[0].cac_started = true; + wdev->links[link_id].cac_started = true; break; default: WARN_ON(1); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 46000376c939..8b2c92dfdcbc 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -6066,7 +6066,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->start_ap) return -EOPNOTSUPP; - if (wdev->links[0].cac_started) + if (wdev->links[link_id].cac_started) return -EBUSY; if (wdev->links[link_id].ap.beacon_interval) @@ -10072,6 +10072,7 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; + int link_id = nl80211_link_id(info->attrs); struct wiphy *wiphy = wdev->wiphy; struct cfg80211_chan_def chandef; enum nl80211_dfs_regions dfs_region; @@ -10126,7 +10127,7 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, * can not already beacon */ if (wdev->valid_links && - !wdev->links[0].ap.beacon_interval) { + !wdev->links[link_id].ap.beacon_interval) { /* nothing */ } else { err = -EBUSY; @@ -10134,7 +10135,7 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, } } - if (wdev->links[0].cac_started) { + if (wdev->links[link_id].cac_started) { err = -EBUSY; goto unlock; } @@ -10155,7 +10156,7 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, cac_time_ms = IEEE80211_DFS_MIN_CAC_TIME_MS; err = rdev_start_radar_detection(rdev, dev, &chandef, cac_time_ms, - 0); + link_id); if (!err) { switch (wdev->iftype) { case NL80211_IFTYPE_AP: @@ -10171,9 +10172,9 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, default: break; } - wdev->links[0].cac_started = true; - wdev->links[0].cac_start_time = jiffies; - wdev->links[0].cac_time_ms = cac_time_ms; + wdev->links[link_id].cac_started = true; + wdev->links[link_id].cac_start_time = jiffies; + wdev->links[link_id].cac_time_ms = cac_time_ms; } unlock: wiphy_unlock(wiphy);