From patchwork Tue Oct 8 06:56:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kang Yang X-Patchwork-Id: 13825759 X-Patchwork-Delegate: quic_jjohnson@quicinc.com 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 92A3D1F4717 for ; Tue, 8 Oct 2024 06:59:41 +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=1728370783; cv=none; b=XJseIR71+jpGJs6A8yvt/eVHx9brFd5JI9K/InjIKU6WHa1rZnEzg6eClx4ibmMf5uxNeGqItab9oa2iW7a6yCmR5GzCFoUG8p7gs8Gl/5pJ/aLd2pHvbWbk8fewn8YDRyZruLkXDZFmYe5C4BQnnBItNw52dzrU3fb7z/ExfXM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728370783; c=relaxed/simple; bh=hEjPhehVnhN/BpjFs7ecaV1qr71E8fklT7wyvwSPgpU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=t3HfXdnxenZ2wEPpYWEahoXdfkvmGtG6wrgO6XlyvIyXo3I3lEGFCYHEOUZdaXogXaISl5VRgjCMVlwf5kMtdcUuo7TrIJYRc+uTNqOHeAcXLSTlhkYd2QGN2Nkin23T9q5pE3nxKiCb9Wdd+oV8O3HbWjBxOEcbTitF/sVLjpQ= 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=Koj2SwfW; 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="Koj2SwfW" 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 4986E1Wq017611; Tue, 8 Oct 2024 06:59:38 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= shD8kALwOod6LW24ajt92cm7rlLjjwG5ud3i6CrOLPg=; b=Koj2SwfW28i9eMjj SFM350ArkbNRjSAGkBsdCAqfim1c69Im3EdY3mqxwpUee3MyF8JbVDkyHv0F4QWQ TSbmY1GXOKKMh3ATavUrU6UnS1rpNU0nEQiGAZk7Ba2vrn4Sv0thNr53OrgkU3Pg CsTLuYorOriL1VSV8LcOTvoZfSCimNdm/hhU++UCqpSr0/aH5luMfnKCzprRlhYP REwa2FEdD67qdYTR/J/kqmzva1guof8kjGg6eT5M4tsVCZWf4mLQ5mTHx377jNmn tnytWeujTM45y9RfyNOufQMyMwsDU6PP+EvyQMYwUdSVmOVGtWWywTbPVj6YkBaU GQUZJg== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 422xs4efan-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 08 Oct 2024 06:59:37 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA01.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4986xaX4018494 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 8 Oct 2024 06:59:36 GMT Received: from kangyang.ap.qualcomm.com (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Mon, 7 Oct 2024 23:59:35 -0700 From: Kang Yang To: CC: , Subject: [PATCH v4 4/4] wifi: ath12k: store and send country code to firmware after recovery Date: Tue, 8 Oct 2024 14:56:38 +0800 Message-ID: <20241008065638.1142-5-quic_kangyang@quicinc.com> X-Mailer: git-send-email 2.34.1.windows.1 In-Reply-To: <20241008065638.1142-1-quic_kangyang@quicinc.com> References: <20241008065638.1142-1-quic_kangyang@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 nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: LQUtscxB-14O9zd8p8dSpJJOeULl7VtU X-Proofpoint-GUID: LQUtscxB-14O9zd8p8dSpJJOeULl7VtU X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 mlxscore=0 bulkscore=0 spamscore=0 suspectscore=0 adultscore=0 impostorscore=0 phishscore=0 mlxlogscore=999 lowpriorityscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410080044 From: Wen Gong Currently ath12k does not send the country code to firmware after device recovery. As a result the country code will be the default one which is reported from firmware. Country code is important, so ath12k also need to restore it to the value which was used before recovery. This is only needed for platforms which support the current_cc_support hardware parameter. Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3 Signed-off-by: Wen Gong Signed-off-by: Kang Yang --- drivers/net/wireless/ath/ath12k/core.c | 1 + drivers/net/wireless/ath/ath12k/core.h | 1 + drivers/net/wireless/ath/ath12k/mac.c | 8 ++++++++ drivers/net/wireless/ath/ath12k/reg.c | 1 + 4 files changed, 11 insertions(+) diff --git a/drivers/net/wireless/ath/ath12k/core.c b/drivers/net/wireless/ath/ath12k/core.c index 8e469afba7f0..a9979f84f95d 100644 --- a/drivers/net/wireless/ath/ath12k/core.c +++ b/drivers/net/wireless/ath/ath12k/core.c @@ -1041,6 +1041,7 @@ static void ath12k_update_11d(struct work_struct *work) pdev = &ab->pdevs[i]; ar = pdev->ar; + memcpy(&ar->alpha2, &arg.alpha2, 2); ret = ath12k_wmi_send_set_current_country_cmd(ar, &arg); if (ret) ath12k_warn(ar->ab, diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index 3d80a1c6e032..06417389127b 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -666,6 +666,7 @@ struct ath12k { u32 vdev_id_11d_scan; struct completion completed_11d_scan; enum ath12k_11d_state state_11d; + u8 alpha2[REG_ALPHA2_LEN]; bool regdom_set_by_user; bool nlo_enabled; diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 8d87ea8b50ad..7f8995a3b60f 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -8440,6 +8440,14 @@ ath12k_mac_op_reconfig_complete(struct ieee80211_hw *hw, ath12k_warn(ar->ab, "pdev %d successfully recovered\n", ar->pdev->pdev_id); + if (ar->ab->hw_params->current_cc_support && + ar->alpha2[0] != 0 && ar->alpha2[1] != 0) { + struct wmi_set_current_country_arg arg = {}; + + memcpy(&arg.alpha2, ar->alpha2, 2); + ath12k_wmi_send_set_current_country_cmd(ar, &arg); + } + if (ab->is_reset) { recovery_count = atomic_inc_return(&ab->recovery_count); diff --git a/drivers/net/wireless/ath/ath12k/reg.c b/drivers/net/wireless/ath/ath12k/reg.c index c7b0d66f4874..c3ebb0247e6f 100644 --- a/drivers/net/wireless/ath/ath12k/reg.c +++ b/drivers/net/wireless/ath/ath12k/reg.c @@ -85,6 +85,7 @@ ath12k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) for_each_ar(ah, ar, i) { if (ar->ab->hw_params->current_cc_support) { memcpy(¤t_arg.alpha2, request->alpha2, 2); + memcpy(&ar->alpha2, ¤t_arg.alpha2, 2); ret = ath12k_wmi_send_set_current_country_cmd(ar, ¤t_arg); if (ret) ath12k_warn(ar->ab,