From patchwork Wed Jan 11 08:21:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Naman Jain X-Patchwork-Id: 641339 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 69C2BC46467 for ; Wed, 11 Jan 2023 08:22:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231947AbjAKIW1 (ORCPT ); Wed, 11 Jan 2023 03:22:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40728 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229509AbjAKIWY (ORCPT ); Wed, 11 Jan 2023 03:22:24 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 86CDE6575; Wed, 11 Jan 2023 00:22:23 -0800 (PST) Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 30B6s1cc011232; Wed, 11 Jan 2023 08:22:18 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=ObGRnYiwhVjyzgR4V5/l+Rg0AQd+3msxVowvmas19MM=; b=HFy8cOSgmGWf4ax8qAH/Tfjpkjtla5Yy4v/fIU2ImIUAbRlueg+IGv+qOcvCbZUyAGqp PYoJIvncSHb8GnnHXmzLKYiWAR5RT09e0oPd4zw/2uk5JbuCGuIOBm9yB6bCT7wog+ic ASnQaOwgIs20c3MVO0Ob/aTE48qxaNSFSfq69LpNg+txK+FKKjbtcfB4dCat/H8HqFy1 8qDCiypIIIL8qmdeqEQHFJSrvWswUXIs7Wu7llJBWeycbngLlNoKkPJXvRYpvQ8znEXs QaPVOt8lQsr+3pbgGnD5IQ+tFDVHvOAuS7TPqV//XmhV8aRxIrruhO73AeDO23chR5AL mg== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3n1kgg0r8h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 11 Jan 2023 08:22:18 +0000 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 30B8MIve012547 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 11 Jan 2023 08:22:18 GMT Received: from hu-namajain-hyd.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 15.2.986.36; Wed, 11 Jan 2023 00:22:15 -0800 From: Naman Jain To: Bjorn Andersson , Andy Gross , Konrad Dybcio CC: Naman Jain , , , Subject: [PATCH 2/2] soc: qcom: socinfo: Add sysfs attributes for fields in v2-v6 Date: Wed, 11 Jan 2023 13:51:41 +0530 Message-ID: <20230111082141.18109-3-quic_namajain@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230111082141.18109-1-quic_namajain@quicinc.com> References: <20230111082141.18109-1-quic_namajain@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] 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: odWvLrK10hfoMPJ8jvWJeEErqs9czW0c X-Proofpoint-GUID: odWvLrK10hfoMPJ8jvWJeEErqs9czW0c X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.923,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2023-01-11_03,2023-01-10_03,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 bulkscore=0 impostorscore=0 adultscore=0 mlxlogscore=999 mlxscore=0 lowpriorityscore=0 clxscore=1015 priorityscore=1501 malwarescore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2301110062 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add support in sysfs custom attributes for fields in socinfo version v2-v6. This is to support SoC based operations in userland scripts and test scripts. Also, add name mappings for hw-platform type to make the sysfs information more descriptive. Signed-off-by: Naman Jain --- drivers/soc/qcom/socinfo.c | 181 +++++++++++++++++++++++++++++++++++++ 1 file changed, 181 insertions(+) diff --git a/drivers/soc/qcom/socinfo.c b/drivers/soc/qcom/socinfo.c index 251c0fd94962..ff92064c2246 100644 --- a/drivers/soc/qcom/socinfo.c +++ b/drivers/soc/qcom/socinfo.c @@ -41,6 +41,52 @@ */ #define SMEM_HW_SW_BUILD_ID 137 +enum { + HW_PLATFORM_UNKNOWN = 0, + HW_PLATFORM_SURF = 1, + HW_PLATFORM_FFA = 2, + HW_PLATFORM_FLUID = 3, + HW_PLATFORM_SVLTE_FFA = 4, + HW_PLATFORM_SVLTE_SURF = 5, + HW_PLATFORM_MTP_MDM = 7, + HW_PLATFORM_MTP = 8, + HW_PLATFORM_LIQUID = 9, + HW_PLATFORM_DRAGON = 10, + HW_PLATFORM_QRD = 11, + HW_PLATFORM_HRD = 13, + HW_PLATFORM_DTV = 14, + HW_PLATFORM_RCM = 21, + HW_PLATFORM_STP = 23, + HW_PLATFORM_SBC = 24, + HW_PLATFORM_HDK = 31, + HW_PLATFORM_ATP = 33, + HW_PLATFORM_IDP = 34, + HW_PLATFORM_INVALID +}; + +static const char * const hw_platform[] = { + [HW_PLATFORM_UNKNOWN] = "Unknown", + [HW_PLATFORM_SURF] = "Surf", + [HW_PLATFORM_FFA] = "FFA", + [HW_PLATFORM_FLUID] = "Fluid", + [HW_PLATFORM_SVLTE_FFA] = "SVLTE_FFA", + [HW_PLATFORM_SVLTE_SURF] = "SLVTE_SURF", + [HW_PLATFORM_MTP_MDM] = "MDM_MTP_NO_DISPLAY", + [HW_PLATFORM_MTP] = "MTP", + [HW_PLATFORM_RCM] = "RCM", + [HW_PLATFORM_LIQUID] = "Liquid", + [HW_PLATFORM_DRAGON] = "Dragon", + [HW_PLATFORM_QRD] = "QRD", + [HW_PLATFORM_HRD] = "HRD", + [HW_PLATFORM_DTV] = "DTV", + [HW_PLATFORM_STP] = "STP", + [HW_PLATFORM_SBC] = "SBC", + [HW_PLATFORM_HDK] = "HDK", + [HW_PLATFORM_ATP] = "ATP", + [HW_PLATFORM_IDP] = "IDP", + [HW_PLATFORM_INVALID] = "Invalid", +}; + #ifdef CONFIG_DEBUG_FS #define SMEM_IMAGE_VERSION_BLOCKS_COUNT 32 #define SMEM_IMAGE_VERSION_SIZE 4096 @@ -368,6 +414,140 @@ static const struct soc_id soc_id[] = { { qcom_board_id(QRU1062) }, }; +/* sysfs attributes */ +#define ATTR_DEFINE(param) \ + static DEVICE_ATTR(param, 0644, qcom_get_##param, NULL) + +/* Version 2 */ +static ssize_t +qcom_get_raw_id(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return scnprintf(buf, PAGE_SIZE, "%u\n", + le32_to_cpu(soc_info->raw_id)); +} +ATTR_DEFINE(raw_id); + +static ssize_t +qcom_get_raw_version(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return scnprintf(buf, PAGE_SIZE, "%u\n", + le32_to_cpu(soc_info->raw_ver)); +} +ATTR_DEFINE(raw_version); + +/* Version 3 */ +static ssize_t +qcom_get_hw_platform(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + uint32_t hw_plat = le32_to_cpu(soc_info->hw_plat); + + hw_plat = (hw_plat >= HW_PLATFORM_INVALID) ? HW_PLATFORM_INVALID : hw_plat; + return scnprintf(buf, PAGE_SIZE, "%-.32s\n", + hw_platform[hw_plat]); +} +ATTR_DEFINE(hw_platform); + +/* Version 4 */ +static ssize_t +qcom_get_platform_version(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return scnprintf(buf, PAGE_SIZE, "%u\n", + le32_to_cpu(soc_info->plat_ver)); +} +ATTR_DEFINE(platform_version); + +/* Version 5 */ +static ssize_t +qcom_get_accessory_chip(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return scnprintf(buf, PAGE_SIZE, "%u\n", + le32_to_cpu(soc_info->accessory_chip)); +} +ATTR_DEFINE(accessory_chip); + +/* Version 6 */ +static ssize_t +qcom_get_platform_subtype_id(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return scnprintf(buf, PAGE_SIZE, "%u\n", + le32_to_cpu(soc_info->hw_plat_subtype)); +} +ATTR_DEFINE(platform_subtype_id); + +static struct attribute *qcom_custom_socinfo_attrs[7]; + +static const struct attribute_group custom_soc_attr_group = { + .attrs = qcom_custom_socinfo_attrs, +}; + +static void qcom_socinfo_populate_sysfs(struct qcom_socinfo *qcom_socinfo) +{ + int i = 0, socinfo_format = le32_to_cpu(soc_info->fmt); + + /* Note: qcom_custom_socinfo_attrs[] size needs to be in sync with attributes added here. */ + switch (socinfo_format) { + case SOCINFO_VERSION(0, 16): + fallthrough; + case SOCINFO_VERSION(0, 15): + fallthrough; + case SOCINFO_VERSION(0, 14): + fallthrough; + case SOCINFO_VERSION(0, 13): + fallthrough; + case SOCINFO_VERSION(0, 12): + fallthrough; + case SOCINFO_VERSION(0, 11): + fallthrough; + case SOCINFO_VERSION(0, 10): + fallthrough; + case SOCINFO_VERSION(0, 9): + fallthrough; + case SOCINFO_VERSION(0, 8): + fallthrough; + case SOCINFO_VERSION(0, 7): + fallthrough; + case SOCINFO_VERSION(0, 6): + qcom_custom_socinfo_attrs[i++] = + &dev_attr_platform_subtype_id.attr; + fallthrough; + case SOCINFO_VERSION(0, 5): + qcom_custom_socinfo_attrs[i++] = &dev_attr_accessory_chip.attr; + fallthrough; + case SOCINFO_VERSION(0, 4): + qcom_custom_socinfo_attrs[i++] = &dev_attr_platform_version.attr; + fallthrough; + case SOCINFO_VERSION(0, 3): + qcom_custom_socinfo_attrs[i++] = &dev_attr_hw_platform.attr; + fallthrough; + case SOCINFO_VERSION(0, 2): + qcom_custom_socinfo_attrs[i++] = &dev_attr_raw_id.attr; + qcom_custom_socinfo_attrs[i++] = &dev_attr_raw_version.attr; + fallthrough; + case SOCINFO_VERSION(0, 1): + break; + default: + pr_err("Unknown socinfo format: v%u.%u\n", + SOCINFO_MAJOR(socinfo_format), + SOCINFO_MINOR(socinfo_format)); + break; + } + + qcom_custom_socinfo_attrs[i] = NULL; + qcom_socinfo->attr.custom_attr_group = &custom_soc_attr_group; +} + static const char *socinfo_machine(struct device *dev, unsigned int id) { int idx; @@ -696,6 +876,7 @@ static int qcom_socinfo_probe(struct platform_device *pdev) "%u", le32_to_cpu(soc_info->serial_num)); + qcom_socinfo_populate_sysfs(qs); qs->soc_dev = soc_device_register(&qs->attr); if (IS_ERR(qs->soc_dev)) return PTR_ERR(qs->soc_dev);