From patchwork Tue Apr 29 04:00:47 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roopni Devanathan X-Patchwork-Id: 886987 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 A493627470 for ; Tue, 29 Apr 2025 04:01:22 +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=1745899284; cv=none; b=oKDHOu1CD8eX5/UZb6jdZTjKinYK5ionPwQyUSwGK9UhUjXO4ZhRT0/ICSul2UaP+bPtXtHEqb8WeKD4dZfQtSn0Rmv0Exwm4vsDQSbHFq4p+reNRZkRyyz3OKvE5t9DdLHDPMlq/iAnQlRJk+FxrhJVq5q9gxNU483vdiWaRxo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745899284; c=relaxed/simple; bh=hhYPwE3W4gtUSSx7GpLT1PDFFZw3jqHprsj+N6L086A=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Vavc7F2vZ2yF/EEdm4vW00xqLvHBtuNKEjrENmm7YlRGy54GLjD7X9KVcVleymJDcKHlr0Ex7uJcATZ8h23ceLoDsVnO/0Dn23ZaN1xvaO7ebMJMryMIJkeCgLq4VKxr7v56GBx9u+MwGfqVEqcbzdx2hIUFRBH928NfEknq2Jg= 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=PwARGIB3; 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="PwARGIB3" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 53SNqA2L025312; Tue, 29 Apr 2025 04:01:19 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= 2OMyNmoccqxwJawafjzJACppdOyjFXN+JFFzLtwtPEk=; b=PwARGIB31ufySNmd ovTD0pT+w/wcBxbKqoOH6dUtLiEDzk+uW8tL78MksPVfuEOVP3Rh9LLfTNeEaBji qGC60TWbWK4M2E9FZKKcvdGHVyIpuHz7cJM1LndCuexlBNX+HMqpJZBtoanU8NRJ VOuqo1p6KQdheXVqhSqA0eXe4vopDmzkH3+dHp85zaDVe7hp2yvFNchNZ3vG+FGr Hc3J5eiYhYgMduErTQf+bjc83igOOmOAEo0URqb2JkmQzc6V8OxTLlSD8lKDyL1t GRCP16+ADbR1wMIhMtwZRenov8O3Sj6yTdvQqNxZKzzKUcsWVV8RSvP2FkvJ6iUG Dkq4QQ== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 468muqkbw3-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Apr 2025 04:01:18 +0000 (GMT) Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA01.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 53T41H3j007671 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Apr 2025 04:01:17 GMT Received: from hu-rdevanat-blr.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Mon, 28 Apr 2025 21:01:16 -0700 From: Roopni Devanathan To: CC: , Roopni Devanathan Subject: [PATCH wireless-next v9 2/3] wifi: cfg80211: Report per-radio RTS threshold to userspace Date: Tue, 29 Apr 2025 09:30:47 +0530 Message-ID: <20250429040048.3356960-3-quic_rdevanat@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250429040048.3356960-1-quic_rdevanat@quicinc.com> References: <20250429040048.3356960-1-quic_rdevanat@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 nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNDI5MDAyNyBTYWx0ZWRfX1lrArlti6V5B egxDRWhCX9Lcb2AhNO3DY0+t+Kqavr2NgOYj/rjQRqAxRJjbiZGOK6/EF3dgoTqA0OdWJ63Kd3n DahR6kvEdErYd1xw2BQrifXcTclYGWZcxyzXCy1QuucKouqzob/3QnjkpSZSfnNNgrCI0TDF74p EdYC8R21iZOF/z60giPK1IK75AazLCLG8IwWyXirqRiJWmKeI1iyeO9DxOA4OVLFr3gPvFTr+Wl uamrAaWF75iB5GAIh/M5mnJMIZYN2R2YBhd5ekeTcsAhx6lCOYfr1fauzvvBtNt6Nm1gSy7vok1 15wAqEpdNoEDk0qje5cOvaWQsm7Cc3sDQwnm1AlfQJhN5KUg/kKpdxK4Z0eqS9d1TOV/XICFgYW VMBuu3igfxdrbXJU5EvaPpVweg762S6hsPpDMcS501othZ92Q3ZD+g6i4Zd5Oqrc/DJPZVip X-Proofpoint-GUID: wV8kdNvHnhaILR46XJTqOcCGsCr4ncI9 X-Proofpoint-ORIG-GUID: wV8kdNvHnhaILR46XJTqOcCGsCr4ncI9 X-Authority-Analysis: v=2.4 cv=M/5NKzws c=1 sm=1 tr=0 ts=68104f0e cx=c_pps a=ouPCqIW2jiPt+lZRy3xVPw==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=GEpy-HfZoHoA:10 a=XR8D0OoHHMoA:10 a=COk6AnOGAAAA:8 a=t2xFH_FA9tHEZGNgIz8A:9 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-04-29_01,2025-04-24_02,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 mlxscore=0 spamscore=0 malwarescore=0 mlxlogscore=999 adultscore=0 bulkscore=0 phishscore=0 clxscore=1015 lowpriorityscore=0 priorityscore=1501 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2504290027 In case of multi-radio wiphys, with per-radio RTS threshold brought into use, RTS threshold for each radio in a wiphy can be recorded in wiphy parameter - wiphy_radio_cfg, as an array. Add a new attribute - NL80211_WIPHY_RADIO_ATTR_RTS_THRESHOLD in nested parameter - NL80211_ATTR_WIPHY_RADIOS. When a request for getting RTS threshold for a particular radio is received, parse the radio id and get the required data. Add this data to the newly added nested attribute NL80211_WIPHY_RADIO_ATTR_RTS_THRESHOLD. Add support to report this data to userspace. Signed-off-by: Roopni Devanathan --- include/uapi/linux/nl80211.h | 2 ++ net/wireless/nl80211.c | 6 ++++++ 2 files changed, 8 insertions(+) diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index b734018f8869..27beca8ddb60 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -8099,6 +8099,7 @@ enum nl80211_ap_settings_flags { * and contains attributes defined in &enum nl80211_if_combination_attrs. * @NL80211_WIPHY_RADIO_ATTR_ANTENNA_MASK: bitmask (u32) of antennas * connected to this radio. + * @NL80211_WIPHY_RADIO_ATTR_RTS_THRESHOLD: RTS threshold (u32) of this radio. * * @__NL80211_WIPHY_RADIO_ATTR_LAST: Internal * @NL80211_WIPHY_RADIO_ATTR_MAX: Highest attribute @@ -8110,6 +8111,7 @@ enum nl80211_wiphy_radio_attrs { NL80211_WIPHY_RADIO_ATTR_FREQ_RANGE, NL80211_WIPHY_RADIO_ATTR_INTERFACE_COMBINATION, NL80211_WIPHY_RADIO_ATTR_ANTENNA_MASK, + NL80211_WIPHY_RADIO_ATTR_RTS_THRESHOLD, /* keep last */ __NL80211_WIPHY_RADIO_ATTR_LAST, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 5f5b359e9c6a..203e54bd34e5 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -2447,6 +2447,7 @@ static int nl80211_put_mbssid_support(struct wiphy *wiphy, struct sk_buff *msg) static int nl80211_put_radio(struct wiphy *wiphy, struct sk_buff *msg, int idx) { const struct wiphy_radio *r = &wiphy->radio[idx]; + const struct wiphy_radio_cfg *rcfg = &wiphy->radio_cfg[idx]; struct nlattr *radio, *freq; int i; @@ -2457,6 +2458,11 @@ static int nl80211_put_radio(struct wiphy *wiphy, struct sk_buff *msg, int idx) if (nla_put_u32(msg, NL80211_WIPHY_RADIO_ATTR_INDEX, idx)) goto nla_put_failure; + if (rcfg->rts_threshold && + nla_put_u32(msg, NL80211_WIPHY_RADIO_ATTR_RTS_THRESHOLD, + rcfg->rts_threshold)) + goto nla_put_failure; + if (r->antenna_mask && nla_put_u32(msg, NL80211_WIPHY_RADIO_ATTR_ANTENNA_MASK, r->antenna_mask))