From patchwork Fri Jul 22 13:11:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Veerendranath Jakkam X-Patchwork-Id: 12926488 X-Patchwork-Delegate: johannes@sipsolutions.net 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17F25C433EF for ; Fri, 22 Jul 2022 13:12:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229778AbiGVNMG (ORCPT ); Fri, 22 Jul 2022 09:12:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58894 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229441AbiGVNMF (ORCPT ); Fri, 22 Jul 2022 09:12:05 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 817DD18B35 for ; Fri, 22 Jul 2022 06:12:01 -0700 (PDT) Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 26MCv5Gb000755; Fri, 22 Jul 2022 13:11:58 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=qcppdkim1; bh=NwdrEmDmoBzb/m9vnLkE03KHc15m46ZxNqQiuzcka+4=; b=fx6i0p5vcTDfKxt1RcJJAcPOnn3yhophCLcvvcfVIIIloB6Wwt8FbITZ9a5kONNoEtOi Lu3ZRcUm6WyCT4hb92/G37VqYt2Tk0ER7Dw/gXw5f10stYVTvMWIZq+wT4oOpaV6HWrC Kb8LhOf/Hy2hkUpDBCNMkYC9hcPuiU7IZ5zRolKtzAjyR7XfN2yVio/xQw1xP9SimXfy ctbUhQ+M80TBR0CpHMOTzA8vXBQQWcVVgJf1CSS0WxLDqAxgy3P/dMNUE78f65WNaCX6 lz/5hPk53gOFm/z9+tL6jFFLQBWFG7vrTAsdaZYKDdTpEJtw3CcP8z80J0UJlA+EUvXK zw== Received: from nasanppmta04.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3hftv7889u-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 22 Jul 2022 13:11:58 +0000 Received: from nasanex01c.na.qualcomm.com (nasanex01c.na.qualcomm.com [10.47.97.222]) by NASANPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 26MDBvPV026112 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 22 Jul 2022 13:11:58 GMT Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Fri, 22 Jul 2022 06:11:57 -0700 Received: from cnss-mw-linux.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 15.2.986.22; Fri, 22 Jul 2022 06:11:56 -0700 From: Veerendranath Jakkam To: CC: Subject: [PATCH 3/3] nl80211: Add support to send MLO link ID info in channel switch events Date: Fri, 22 Jul 2022 18:41:43 +0530 Message-ID: <20220722131143.3438042-2-quic_vjakkam@quicinc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220722131143.3438042-1-quic_vjakkam@quicinc.com> References: <20220722131143.3438042-1-quic_vjakkam@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] 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-ORIG-GUID: u8zclpKO_EUGkggpSOqvFb13wmQ44It1 X-Proofpoint-GUID: u8zclpKO_EUGkggpSOqvFb13wmQ44It1 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-07-22_04,2022-07-21_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 clxscore=1011 suspectscore=0 impostorscore=0 adultscore=0 mlxlogscore=999 spamscore=0 phishscore=0 malwarescore=0 bulkscore=0 priorityscore=1501 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207220056 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Add support to send MLO link ID information in NL80211_CMD_CH_SWITCH_NOTIFY and NL80211_CMD_CH_SWITCH_STARTED_NOTIFY for userspace to know on which link the event is triggered. Signed-off-by: Veerendranath Jakkam --- net/wireless/nl80211.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 42430749913f..cd177d2a99bb 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -18809,6 +18809,7 @@ EXPORT_SYMBOL(cfg80211_pmksa_candidate_notify); static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev, struct net_device *netdev, + unsigned int link_id, struct cfg80211_chan_def *chandef, gfp_t gfp, enum nl80211_commands notif, @@ -18816,6 +18817,7 @@ static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev, { struct sk_buff *msg; void *hdr; + struct wireless_dev *wdev = netdev->ieee80211_ptr; msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp); if (!msg) @@ -18830,6 +18832,10 @@ static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev, if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex)) goto nla_put_failure; + if (wdev->valid_links && + nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link_id)) + goto nla_put_failure; + if (nl80211_send_chandef(msg, chandef)) goto nla_put_failure; @@ -18889,7 +18895,7 @@ void cfg80211_ch_switch_notify(struct net_device *dev, cfg80211_sched_dfs_chan_update(rdev); - nl80211_ch_switch_notify(rdev, dev, chandef, GFP_KERNEL, + nl80211_ch_switch_notify(rdev, dev, link_id, chandef, GFP_KERNEL, NL80211_CMD_CH_SWITCH_NOTIFY, 0, false); } EXPORT_SYMBOL(cfg80211_ch_switch_notify); @@ -18908,7 +18914,7 @@ void cfg80211_ch_switch_started_notify(struct net_device *dev, trace_cfg80211_ch_switch_started_notify(dev, chandef, link_id); - nl80211_ch_switch_notify(rdev, dev, chandef, GFP_KERNEL, + nl80211_ch_switch_notify(rdev, dev, link_id, chandef, GFP_KERNEL, NL80211_CMD_CH_SWITCH_STARTED_NOTIFY, count, quiet); }