From patchwork Thu Jan 11 04:50:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sriram R X-Patchwork-Id: 762177 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 F380563B2 for ; Thu, 11 Jan 2024 04:51:39 +0000 (UTC) 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="VeB25yaQ" Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 40B3rPSN023368; Thu, 11 Jan 2024 04:51:36 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-type; s=qcppdkim1; bh=CzY31OSUZ7ZaGtpcFOkz 9EQWaVfEadynsxJwp4f59cc=; b=VeB25yaQIig/aFQeBb62t4D5FFJKXL9OK+4Q oPHh4xTca7HOYKgdq7FzDJfqAhI/oM3XjnP2uJcf3TCslkjkjyYOaDj8X9etBTJJ Caac0bU+ogOR40KdfT+pP3SJWyRGu4SKn/XEq/LqHRLpZnveDfU5nb4FQF66jgWK Z7EnXWv9KfWmEAI075qdBHgif1JVSGVq/obrtMMGrmrWvNw8sdYzJIDOJIDSAoCp dW46ObEKfzVSHSrCCIBhacriJ+4a0kwwaVv+4r7Fd4soKhpKkpSzNr+CZN95wnFD gFK/iMfkHfLw/XrS2vk5v1niWIM9CTjCUcOHO0iz9NMJXdcWog== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3vj16k8wc9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 11 Jan 2024 04:51:36 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40B4pZQh010133 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 11 Jan 2024 04:51:35 GMT Received: from srirrama-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 15.2.1118.40; Wed, 10 Jan 2024 20:51:33 -0800 From: Sriram R To: CC: , Sriram R Subject: [PATCH 08/12] wifi: ath12k: Add additional checks for vif and sta iterators Date: Thu, 11 Jan 2024 10:20:41 +0530 Message-ID: <20240111045045.28377-9-quic_srirrama@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240111045045.28377-1-quic_srirrama@quicinc.com> References: <20240111045045.28377-1-quic_srirrama@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) 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: Lnodp3kSrIW_9i5bPWvzPzdYl-NkS3WQ X-Proofpoint-GUID: Lnodp3kSrIW_9i5bPWvzPzdYl-NkS3WQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-09_01,2023-12-07_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 mlxscore=0 clxscore=1015 adultscore=0 lowpriorityscore=0 spamscore=0 priorityscore=1501 suspectscore=0 bulkscore=0 mlxlogscore=562 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2401110035 Since vif and sta objects of different radios are added to same local hw list in mac80211, additional checks need to be done in driver to ensure we are processing the intended vif and sta corresponding to the radio when the vif and sta mac80211 iterator utils are used from driver. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3 Signed-off-by: Sriram R Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/core.h | 1 + drivers/net/wireless/ath/ath12k/mac.c | 22 ++++++++++++++++++++-- 2 files changed, 21 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index 0b55a3f533cd..883556313fb0 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -288,6 +288,7 @@ struct ath12k_vif { struct ath12k_vif_iter { u32 vdev_id; + struct ath12k *ar; struct ath12k_vif *arvif; }; diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 91d378c5f2cf..25d82c6fe89a 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -533,7 +533,8 @@ static void ath12k_get_arvif_iter(void *data, u8 *mac, struct ath12k_vif_iter *arvif_iter = data; struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); - if (arvif->vdev_id == arvif_iter->vdev_id) + if (arvif->vdev_id == arvif_iter->vdev_id && + arvif->ar == arvif_iter->ar) arvif_iter->arvif = arvif; } @@ -543,6 +544,7 @@ struct ath12k_vif *ath12k_mac_get_arvif(struct ath12k *ar, u32 vdev_id) u32 flags; arvif_iter.vdev_id = vdev_id; + arvif_iter.ar = ar; flags = IEEE80211_IFACE_ITER_RESUME_ALL; ieee80211_iterate_active_interfaces_atomic(ath12k_ar_to_hw(ar), @@ -6770,14 +6772,19 @@ struct ath12k_mac_change_chanctx_arg { struct ieee80211_vif_chanctx_switch *vifs; int n_vifs; int next_vif; + struct ath12k *ar; }; static void ath12k_mac_change_chanctx_cnt_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_mac_change_chanctx_arg *arg = data; + if (arvif->ar != arg->ar) + return; + if (rcu_access_pointer(vif->bss_conf.chanctx_conf) != arg->ctx) return; @@ -6788,9 +6795,13 @@ static void ath12k_mac_change_chanctx_fill_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { + struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); struct ath12k_mac_change_chanctx_arg *arg = data; struct ieee80211_chanctx_conf *ctx; + if (arvif->ar != arg->ar) + return; + ctx = rcu_access_pointer(vif->bss_conf.chanctx_conf); if (ctx != arg->ctx) return; @@ -6907,7 +6918,7 @@ static void ath12k_mac_update_active_vif_chan(struct ath12k *ar, struct ieee80211_chanctx_conf *ctx) { - struct ath12k_mac_change_chanctx_arg arg = { .ctx = ctx }; + struct ath12k_mac_change_chanctx_arg arg = { .ctx = ctx, .ar = ar }; struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); lockdep_assert_held(&ar->conf_mutex); @@ -7512,6 +7523,9 @@ static void ath12k_mac_set_bitrate_mask_iter(void *data, struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); struct ath12k *ar = arvif->ar; + if (arsta->arvif != arvif) + return; + spin_lock_bh(&ar->data_lock); arsta->changed |= IEEE80211_RC_SUPP_RATES_CHANGED; spin_unlock_bh(&ar->data_lock); @@ -7522,10 +7536,14 @@ static void ath12k_mac_set_bitrate_mask_iter(void *data, static void ath12k_mac_disable_peer_fixed_rate(void *data, struct ieee80211_sta *sta) { + struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); struct ath12k_vif *arvif = data; struct ath12k *ar = arvif->ar; int ret; + if (arsta->arvif != arvif) + return; + ret = ath12k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, WMI_PEER_PARAM_FIXED_RATE,