From patchwork Tue Feb 21 14:39:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mukesh Ojha X-Patchwork-Id: 13148011 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 4CD28C61DA3 for ; Tue, 21 Feb 2023 14:40:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234519AbjBUOkR (ORCPT ); Tue, 21 Feb 2023 09:40:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234559AbjBUOkO (ORCPT ); Tue, 21 Feb 2023 09:40:14 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 968A02B2B7; Tue, 21 Feb 2023 06:40:09 -0800 (PST) Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 31LEblQP003378; Tue, 21 Feb 2023 14:40:06 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=XwI+g78iar6iebOl3PnrPCN4WLZBQYovSpKT7M6IcVo=; b=cxZfoHOU5eTqktVjj+Trwp+BCj8bk13rEX2eutRkbFEZI/SymafRhKuffjlIo9BxsYBr 276spCF88y3DFzyuGhONbdv5dM4v9hn7pYDRIl2hGOQxoAjCR18KGdrVbkY3OHFe/On3 EWX+azFrdh4VoCePe0ajNMSTUdFScvSsrKm6GRHel5Et0+DNhW3TV4LQBSztFqjmgfBP +35skW6U/AvK3ykFvqI0V0o2GFrdsQ92t8ANdv7c25k+pOB/mi07p+leNVqneu0mhdDA Z0C0+LY9alHRHa3loounat7y23As0tIOiOJNS+VmmdEwyoUD3Aoz/hbq2NqcAfrf9n/N 9A== Received: from nasanppmta03.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3ntpw9qqua-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Feb 2023 14:40:06 +0000 Received: from nasanex01c.na.qualcomm.com (nasanex01c.na.qualcomm.com [10.45.79.139]) by NASANPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 31LEe6Dv021590 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Feb 2023 14:40:06 GMT Received: from hu-mojha-hyd.qualcomm.com (10.80.80.8) by nasanex01c.na.qualcomm.com (10.45.79.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Tue, 21 Feb 2023 06:40:03 -0800 From: Mukesh Ojha To: , , CC: , , "Mukesh Ojha" Subject: [PATCH 4/4] firmware: qcom_scm: Add multiple download mode support Date: Tue, 21 Feb 2023 20:09:41 +0530 Message-ID: <1676990381-18184-5-git-send-email-quic_mojha@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1676990381-18184-1-git-send-email-quic_mojha@quicinc.com> References: <1676990381-18184-1-git-send-email-quic_mojha@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01c.na.qualcomm.com (10.45.79.139) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: Iwy2OPJc8TMGisDZc_QrE2t_76SlJUMR X-Proofpoint-GUID: Iwy2OPJc8TMGisDZc_QrE2t_76SlJUMR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.170.22 definitions=2023-02-21_08,2023-02-20_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 clxscore=1015 spamscore=0 adultscore=0 impostorscore=0 phishscore=0 mlxscore=0 suspectscore=0 malwarescore=0 priorityscore=1501 bulkscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302210122 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Currently, scm driver only supports full dump when download mode is selected. Add support to enable minidump as well both dump(full dump + minidump). Signed-off-by: Mukesh Ojha --- drivers/firmware/qcom_scm.c | 5 ++++- include/linux/qcom_scm.h | 2 ++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c index 4975d3c..b7a2715 100644 --- a/drivers/firmware/qcom_scm.c +++ b/drivers/firmware/qcom_scm.c @@ -34,6 +34,8 @@ static int set_dload_mode(const char *val, const struct kernel_param *kp) switch(download_mode) { case QCOM_DOWNLOAD_FULLDUMP: + case QCOM_DOWNLOAD_MINIDUMP: + case QCOM_DOWNLOAD_BOTHDUMP: if (__scm) qcom_scm_set_download_mode(true); break; @@ -56,7 +58,8 @@ static const struct kernel_param_ops dload_mode_param_ops = { }; module_param_cb(download_mode, &dload_mode_param_ops, &download_mode, 0644); MODULE_PARM_DESC(download_mode, - "Download mode: 0x0=no dump mode (default), 0x10=full dump mode"); + "Download mode: 0x0=no dump mode (default), 0x10=full dump mode, " + "0x20=mini dump mode 0x30=both(full + mini)dump mode"); #define SCM_HAS_CORE_CLK BIT(0) #define SCM_HAS_IFACE_CLK BIT(1) diff --git a/include/linux/qcom_scm.h b/include/linux/qcom_scm.h index dd6aced..8304c73c 100644 --- a/include/linux/qcom_scm.h +++ b/include/linux/qcom_scm.h @@ -17,6 +17,8 @@ #define QCOM_DOWNLOAD_MODE_MASK 0x30 #define QCOM_DOWNLOAD_NODUMP 0x0 #define QCOM_DOWNLOAD_FULLDUMP 0x10 +#define QCOM_DOWNLOAD_MINIDUMP 0x20 +#define QCOM_DOWNLOAD_BOTHDUMP (QCOM_DOWNLOAD_FULLDUMP | QCOM_DOWNLOAD_MINIDUMP) struct qcom_scm_hdcp_req { u32 addr;