From patchwork Fri Jan 24 04:41:31 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aditya Kumar Singh X-Patchwork-Id: 13948908 X-Patchwork-Delegate: kvalo@adurom.com 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 E23F61DCB2B; Fri, 24 Jan 2025 04:42:16 +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=1737693738; cv=none; b=WVYAGehlwyI9FoNZOLatTbrBQDW4EtphDynZc1qj3o+mrvUD2ZvwjKbKafBX1HQpocVlCv14z+02s9RE7pjXxu+SYx01EnSqvy6HYF5WAhStvedyBJBNhBZ6vuxSCJYJcZj2BuX0frXgMvDgUy1TpcOS1AvqC8Oym9qBIqwkrcs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737693738; c=relaxed/simple; bh=yH9VZB6Oyt2L7cq3U8gY2b3TBa5wLeSUqa7Rn/ewgWg=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=H922ISqMigpG31ZlNCCV+rKykGfnkBa0M9y90FzD/wVv4RIRBleh2DQp+9dTvpZ/8HLYLcO7/qt9ScVCj/PfAmZFhIMkG6JpSoo0fS6bUwBD5s6Au10fVg18IVwouKw0EZqtGMzc3ibOE8s+17Gm9DLai62he74BXS+NJulmEJk= 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=oFH0MVXM; 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="oFH0MVXM" Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 50NK1YYr024963; Fri, 24 Jan 2025 04:42:13 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= S9wIXhnONcXDt1MDShMxJnBuyLVTBFG7R8lAv0qp/xo=; b=oFH0MVXMIgH57zy9 0xTmuKf/IoR6Nw8He4xU2b7oad47ZRUoj8Gy5e0qfutx5BZXHChEgo/yKV1+0Vhh 7rr0SITQBgQPqp5Q/terLSQe/+gZglEJ1iNoJ+cWYOnIRqTx5elPC4DNZoloElWa Fmdlg8zkdY2o2CKgeCiJ/iUXOBtsrclMbo48EiCJDqEBUnHolK0nQZKghVhf/+uN oAlvIibkWwlBZ2oNZaPLZiyxTX6eOF+vwqpVls63epF0sdqFsc9jiTgeOb3nHxGT IAdqvqatFSvH+VvlctjzMHjwBsxWVACjptnb1WgVy8RJUVCMOZwlZLO3ao6K8waP SbbZ0g== Received: from nalasppmta05.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 44bvengv46-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 24 Jan 2025 04:42:13 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 50O4gDx3031583 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 24 Jan 2025 04:42:13 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, 23 Jan 2025 20:42:09 -0800 From: Aditya Kumar Singh Date: Fri, 24 Jan 2025 10:11:31 +0530 Subject: [PATCH v3 08/10] wifi: ath12k: handle ath12k_core_restart() with hardware grouping Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20250124-fix_reboot_issues_with_hw_grouping-v3-8-329030b18d9e@quicinc.com> References: <20250124-fix_reboot_issues_with_hw_grouping-v3-0-329030b18d9e@quicinc.com> In-Reply-To: <20250124-fix_reboot_issues_with_hw_grouping-v3-0-329030b18d9e@quicinc.com> To: Kalle Valo , Jeff Johnson , Karthikeyan Periyasamy , Harshitha Prem CC: Jeff Johnson , Kalle Valo , , , , "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: j6n0m-gM0uAmSQqfPSM653WE8cqWN88D X-Proofpoint-ORIG-GUID: j6n0m-gM0uAmSQqfPSM653WE8cqWN88D X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-01-24_01,2025-01-23_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 suspectscore=0 adultscore=0 spamscore=0 priorityscore=1501 impostorscore=0 mlxscore=0 bulkscore=0 clxscore=1015 malwarescore=0 phishscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2501240032 Currently, when ath12k_core_restart() is called and the ab->is_reset flag is set, it invokes ieee80211_restart_hw() for all hardware in the same group. However, other hardware might still be in the recovery process, making this call inappropriate with grouping into picture. To address this, add a condition to check if the group is ready. If the group is not ready, do not call ieee80211_restart_hw(). Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1 Acked-by: Jeff Johnson Signed-off-by: Aditya Kumar Singh --- drivers/net/wireless/ath/ath12k/core.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath12k/core.c b/drivers/net/wireless/ath/ath12k/core.c index 25a5beb79e0120af2c9183ad787818572a41476a..95478b69af25448428d1621b163da794520672eb 100644 --- a/drivers/net/wireless/ath/ath12k/core.c +++ b/drivers/net/wireless/ath/ath12k/core.c @@ -1410,12 +1410,22 @@ static void ath12k_core_restart(struct work_struct *work) ath12k_dbg(ab, ATH12K_DBG_BOOT, "reset success\n"); } + mutex_lock(&ag->mutex); + + if (!ath12k_core_hw_group_start_ready(ag)) { + mutex_unlock(&ag->mutex); + goto exit_restart; + } + for (i = 0; i < ag->num_hw; i++) { - ah = ath12k_ag_to_ah(ab->ag, i); + ah = ath12k_ag_to_ah(ag, i); ieee80211_restart_hw(ah->hw); } + + mutex_unlock(&ag->mutex); } +exit_restart: complete(&ab->restart_completed); }