From patchwork Fri Oct 13 11:44:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lingbo Kong X-Patchwork-Id: 733700 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 7FD30CDB482 for ; Fri, 13 Oct 2023 11:45:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231365AbjJMLpB (ORCPT ); Fri, 13 Oct 2023 07:45:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41188 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231283AbjJMLo7 (ORCPT ); Fri, 13 Oct 2023 07:44:59 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7C497C9 for ; Fri, 13 Oct 2023 04:44:57 -0700 (PDT) Received: from pps.filterd (m0279868.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 39DAF1V8028467; Fri, 13 Oct 2023 11:44:54 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=9M/HneumYeweKZWofbw990Dtq+CjoEz/y37Dt7aOwbo=; b=CwzeSwVwOaaMK8YcMINDaieDIvUm9F4522bR5i+RaUoMm6+1pIeKd0B/JzvcNGeVM14F ERU0qUtJwGiFQdIch73L8rBia+abIh2SSTc2DXQRIr2GsRJ3PziHTQN5Lle05NnqpZni kBs1qhQubEUWGN11lgGCopxB/GAeCMkKLPsAW66UKhz807YXDN/an2jjLYnz0YSpWx+N Y5C7BPo0gNNAG/gNzeTW/8QSw8ZfeY/VLFt82E9vt1nyPz/WTidtc0BFlmGTM35YRPXa 6/sn1nygynjmaAF2GemC2msZu+p0S99uBc5K3S2ImmKCsj0/cZtK0rI2K2wkTb106zBo uw== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3tq2sr8b63-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 13 Oct 2023 11:44:53 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 39DBiqrY024148 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 13 Oct 2023 11:44:52 GMT Received: from lingbok-Latitude-E5440.qca.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 15.2.1118.36; Fri, 13 Oct 2023 04:44:51 -0700 From: Lingbo Kong To: CC: , Subject: [PATCH v7 4/4] wifi: ath12k: add set band edge channel power for WCN7850 Date: Fri, 13 Oct 2023 07:44:34 -0400 Message-ID: <20231013114434.81648-5-quic_lingbok@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231013114434.81648-1-quic_lingbok@quicinc.com> References: <20231013114434.81648-1-quic_lingbok@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) 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-GUID: hnrrXnFh_zhjLuKVYyWKRuDY2a3vCQ57 X-Proofpoint-ORIG-GUID: hnrrXnFh_zhjLuKVYyWKRuDY2a3vCQ57 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-13_03,2023-10-12_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 adultscore=0 priorityscore=1501 mlxscore=0 mlxlogscore=879 spamscore=0 suspectscore=0 phishscore=0 malwarescore=0 bulkscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2309180000 definitions=main-2310130096 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Currently, ath12k does not have the ability to set band edge channel power for WCN7850. In order to support this, ath12k gets band edge channel power table in ath12k_acpi_dsm_get_data() function and sets pdev_id and param_type_id, then finally sends these data and WMI_PDEV_SET_BIOS_INTERFACE_CMDID to firmware to set band edge channel power. Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4 Signed-off-by: Lingbo Kong --- v7: 1.adjust the length of line v6: 1.no change v5: 1.rebase to the latest tag v4: 1.revise commit log using imperative voice v3: 1.remove unnecessary cpu_to_le32() 2.adjust the order of the macros v2: no change drivers/net/wireless/ath/ath12k/acpi.c | 31 ++++++++++++++++++ drivers/net/wireless/ath/ath12k/acpi.h | 5 +++ drivers/net/wireless/ath/ath12k/core.h | 1 + drivers/net/wireless/ath/ath12k/wmi.c | 44 ++++++++++++++++++++++++++ drivers/net/wireless/ath/ath12k/wmi.h | 2 ++ 5 files changed, 83 insertions(+) diff --git a/drivers/net/wireless/ath/ath12k/acpi.c b/drivers/net/wireless/ath/ath12k/acpi.c index cb0850ae110a..bcffd925e750 100644 --- a/drivers/net/wireless/ath/ath12k/acpi.c +++ b/drivers/net/wireless/ath/ath12k/acpi.c @@ -82,6 +82,16 @@ static int ath12k_acpi_dsm_get_data(struct ath12k_base *ab, int func) memcpy(&ab->acdata->cca_data, obj->buffer.pointer, obj->buffer.length); break; + case ATH12K_ACPI_DSM_FUNC_INDEX_BAND_EDGE: + if (obj->buffer.length != ATH12K_ACPI_DSM_BAND_EDGE_DATA_SIZE) { + ath12k_err(ab, "Invalid BAND EDGE data size %d\n", + obj->buffer.length); + ret = -EINVAL; + goto out; + } + memcpy(&ab->acdata->band_edge_power, obj->buffer.pointer, + obj->buffer.length); + break; } } else { ath12k_err(ab, @@ -308,6 +318,27 @@ int ath12k_get_acpi_all_data(struct ath12k_base *ab) } } + if (ATH12K_ACPI_FUNC_BIT_VALID(ab->acdata, + ATH12K_ACPI_FUNC_BIT_BAND_EDGE_CHAN_POWER)) { + ret = ath12k_acpi_dsm_get_data(ab, + ATH12K_ACPI_DSM_FUNC_INDEX_BAND_EDGE); + if (ret) { + ath12k_err(ab, "fail to get band edge channel power %d\n", ret); + goto err_free_acdata; + } + + if (ab->acdata->band_edge_power[0] == ATH12K_ACPI_BAND_EDGE_VERSION && + ab->acdata->band_edge_power[1] == ATH12K_ACPI_BAND_EDGE_ENABLE_FLAG) { + ret = ath12k_wmi_pdev_set_band_edge_power(ab); + if (ret) { + ath12k_err(ab, + "set band edge channel power failed %d\n", + ret); + goto err_free_acdata; + } + } + } + status = acpi_install_notify_handler(ACPI_HANDLE(ab->dev), ACPI_DEVICE_NOTIFY, acpi_dsm_notify, ab); diff --git a/drivers/net/wireless/ath/ath12k/acpi.h b/drivers/net/wireless/ath/ath12k/acpi.h index f9ad4d573b78..a419c47046ce 100644 --- a/drivers/net/wireless/ath/ath12k/acpi.h +++ b/drivers/net/wireless/ath/ath12k/acpi.h @@ -14,12 +14,14 @@ #define ATH12K_ACPI_DSM_FUNC_INDEX_CCA 6 #define ATH12K_ACPI_DSM_FUNC_TAS_CFG 8 #define ATH12K_ACPI_DSM_FUNC_TAS_DATA 9 +#define ATH12K_ACPI_DSM_FUNC_INDEX_BAND_EDGE 10 #define ATH12K_ACPI_FUNC_BIT_BIOS_SAR BIT(3) #define ATH12K_ACPI_FUNC_BIT_GEO_OFFSET BIT(4) #define ATH12K_ACPI_FUNC_BIT_CCA BIT(5) #define ATH12K_ACPI_FUNC_BIT_TAS_CFG BIT(7) #define ATH12K_ACPI_FUNC_BIT_TAS_DATA BIT(8) +#define ATH12K_ACPI_FUNC_BIT_BAND_EDGE_CHAN_POWER BIT(9) #define ATH12K_ACPI_NOTIFY_EVENT 0x86 #define ATH12K_ACPI_FUNC_BIT_VALID(_acdata, _func) (((_acdata)->func_bit) & (_func)) @@ -30,6 +32,8 @@ #define ATH12K_ACPI_POWER_LIMIT_ENABLE_FLAG 0x1 #define ATH12K_ACPI_CCA_THR_VERSION 0x1 #define ATH12K_ACPI_CCA_THR_ENABLE_FLAG 0x1 +#define ATH12K_ACPI_BAND_EDGE_VERSION 0x1 +#define ATH12K_ACPI_BAND_EDGE_ENABLE_FLAG 0x1 #define ATH12K_ACPI_GEO_OFFSET_DATA_OFFSET 1 #define ATH12K_ACPI_DBS_BACKOFF_DATA_OFFSET 2 @@ -41,6 +45,7 @@ #define ATH12K_ACPI_CCA_THR_OFFSET_LEN 36 #define ATH12K_ACPI_DSM_TAS_DATA_SIZE 69 +#define ATH12K_ACPI_DSM_BAND_EDGE_DATA_SIZE 100 #define ATH12K_ACPI_DSM_TAS_CFG_SIZE 108 #define ATH12K_ACPI_DSM_GEO_OFFSET_DATA_SIZE (ATH12K_ACPI_GEO_OFFSET_DATA_OFFSET + \ diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index 4b663577c2b9..350cff3c30e3 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -803,6 +803,7 @@ struct ath12k_base { u8 bios_sar_data[ATH12K_ACPI_DSM_BIOS_SAR_DATA_SIZE]; u8 geo_offset_data[ATH12K_ACPI_DSM_GEO_OFFSET_DATA_SIZE]; u8 cca_data[ATH12K_ACPI_DSM_CCA_DATA_SIZE]; + u8 band_edge_power[ATH12K_ACPI_DSM_BAND_EDGE_DATA_SIZE]; } *acdata; /* must be last */ diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c index 0d9101f9643a..06f68dd2542c 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.c +++ b/drivers/net/wireless/ath/ath12k/wmi.c @@ -7205,3 +7205,47 @@ int ath12k_wmi_pdev_set_cca_thr_table_param(struct ath12k_base *ab) } return ret; } + +int ath12k_wmi_pdev_set_band_edge_power(struct ath12k_base *ab) +{ + struct ath12k_wmi_base *wmi_ab = &ab->wmi_ab; + struct wmi_pdev_set_bios_interface_cmd *cmd; + struct wmi_tlv *tlv; + struct sk_buff *skb; + int ret; + u8 *buf_ptr; + u32 len, len_aligned; + u8 *pchan_table = ab->acdata->band_edge_power; + + len_aligned = roundup(ATH12K_ACPI_DSM_BAND_EDGE_DATA_SIZE, sizeof(u32)); + len = sizeof(*cmd) + TLV_HDR_SIZE + len_aligned; + + skb = ath12k_wmi_alloc_skb(wmi_ab, len); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_pdev_set_bios_interface_cmd *)skb->data; + cmd->tlv_header = ath12k_wmi_tlv_cmd_hdr(WMI_TAG_PDEV_SET_BIOS_INTERFACE_CMD, + sizeof(*cmd)); + cmd->pdev_id = cpu_to_le32(WMI_PDEV_ID_SOC); + cmd->param_type_id = cpu_to_le32(WMI_BIOS_PARAM_TYPE_BANDEDGE_CTL_POWER); + cmd->length = cpu_to_le32(ATH12K_ACPI_DSM_BAND_EDGE_DATA_SIZE); + + buf_ptr = skb->data + sizeof(*cmd); + tlv = (struct wmi_tlv *)buf_ptr; + tlv->header = ath12k_wmi_tlv_hdr(WMI_TAG_ARRAY_BYTE, len_aligned); + buf_ptr += TLV_HDR_SIZE; + memcpy(buf_ptr, pchan_table, ATH12K_ACPI_DSM_BAND_EDGE_DATA_SIZE); + + ret = ath12k_wmi_cmd_send(&wmi_ab->wmi[0], + skb, + WMI_PDEV_SET_BIOS_INTERFACE_CMDID); + if (ret) { + ath12k_warn(ab, + "failed to send WMI_PDEV_SET_BIOS_INTERFACE_CMDID %d\n", + ret); + dev_kfree_skb(skb); + } + + return ret; +} diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h index 8c6b16a572ee..fa03c0f507d4 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.h +++ b/drivers/net/wireless/ath/ath12k/wmi.h @@ -4811,6 +4811,7 @@ enum bios_param_type { WMI_BIOS_PARAM_CCA_THRESHOLD_TYPE = 0, WMI_BIOS_PARAM_TAS_CONFIG_TYPE = 1, WMI_BIOS_PARAM_TAS_DATA_TYPE = 2, + WMI_BIOS_PARAM_TYPE_BANDEDGE_CTL_POWER = 3, WMI_BIOS_PARAM_TYPE_MAX, }; @@ -4982,4 +4983,5 @@ int ath12k_wmi_pdev_set_bios_sar_table_param(struct ath12k_base *ab, int ath12k_wmi_pdev_set_bios_geo_table_param(struct ath12k_base *ab, u8 *pgeo_table); int ath12k_wmi_pdev_set_cca_thr_table_param(struct ath12k_base *ab); +int ath12k_wmi_pdev_set_band_edge_power(struct ath12k_base *ab); #endif