From patchwork Mon Jul 15 15:56:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mukesh Ojha X-Patchwork-Id: 812664 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 D25931C2A3; Mon, 15 Jul 2024 15:57:33 +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=1721059055; cv=none; b=G41tr1Z1ZYGoG1RMGvmB8Dpd+7bmQRzGJL0V54bZpCZYw/wGQECJw/b+AACg6SRd5vJ1lWwrYDq1YmREI7VCYRihWdU9xP9Fj9x7quiW9fe1BatZehy81e0Ob8Cim5ggVpOPxkscEbvxdUq9BeTjMQ/IWERr6X8AZX72EJ/hruo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721059055; c=relaxed/simple; bh=1sNvvVWqrt6bAKTUKmAu7FpOJl3z2ACtwrg3dBmSS3M=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=cXHqmi74vpxsanuQ1uR5mYtqznKqWL2gFrmZYcrHQy3D/27wWFXEbMl5ayHyEe4LYqOcIXG7an2fOQlOUwxyhWaEAqzT0cygLE3ClTwIW4AkqppcMtjXA2UQ1wOJjc/1JUq0OOAEkfug/N638RyFGNKlQMKcKZXu9fUgxQR8UMg= 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=USzax5TC; 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="USzax5TC" 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 46FBXcmi002133; Mon, 15 Jul 2024 15:57:30 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= jZWdQH5aoA0FC5HXCnK+K66/2RLnQXwv0EX7Y7p141o=; b=USzax5TCWmnAOL82 9mn4efCMvvoAN/+a4vGfLKJEOGAjHbaKVhc2zYNRbWfvG8dO5nNpWnu0Dqepk7e4 AeIGxcCWUVA9XuhsVVqqEH9gYIwcHeSJqrdHsKFT/nY9xj8NEhtJ0wjoH+Rcr7H2 3DEIi/ucyxdXamG3Q9H834fmvm6Z5jH20F9715FXzS9UQWfho3HE3/ni/xwX6O2S FEbSTZe26+FTE5qtk+oIS7JwOHlsdWX2jZMAkdGDtXHUDaSgQuF4gtEGlIqgp8Py fWoAHi4kE5+nYiW+m7JjML7M3Fel8BJIRL61jiPilsSV0BTxGGU6j2O4bZmFmqys Zv8yZw== Received: from nasanppmta02.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 40bf9ecvf4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 15 Jul 2024 15:57:30 +0000 (GMT) Received: from nasanex01c.na.qualcomm.com (nasanex01c.na.qualcomm.com [10.45.79.139]) by NASANPPMTA02.qualcomm.com (8.17.1.19/8.17.1.19) with ESMTPS id 46FFvU4r020035 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 15 Jul 2024 15:57:30 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 15.2.1544.9; Mon, 15 Jul 2024 08:57:28 -0700 From: Mukesh Ojha To: , CC: , , "Mukesh Ojha" Subject: [PATCH v8 2/2] firmware: qcom_scm: Add multiple download mode support Date: Mon, 15 Jul 2024 21:26:55 +0530 Message-ID: <20240715155655.1811178-2-quic_mojha@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240715155655.1811178-1-quic_mojha@quicinc.com> References: <20240715155655.1811178-1-quic_mojha@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) 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: Oj3248EKYdsMee6q5SfiqHrzjBS_i18f X-Proofpoint-GUID: Oj3248EKYdsMee6q5SfiqHrzjBS_i18f X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-07-15_10,2024-07-11_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 bulkscore=0 lowpriorityscore=0 suspectscore=0 impostorscore=0 spamscore=0 phishscore=0 mlxlogscore=999 mlxscore=0 adultscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2406140001 definitions=main-2407150126 Currently, scm driver only supports full dump when download mode is selected. Add support to enable minidump as well as enable it along with fulldump. Signed-off-by: Mukesh Ojha --- Changes in v8: - Rebased it. drivers/firmware/qcom/qcom_scm.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c index 55955f675cd0..cc2de2a728b5 100644 --- a/drivers/firmware/qcom/qcom_scm.c +++ b/drivers/firmware/qcom/qcom_scm.c @@ -126,6 +126,8 @@ static const u8 qcom_scm_cpu_warm_bits[QCOM_SCM_BOOT_MAX_CPUS] = { #define QCOM_DLOAD_MASK GENMASK(5, 4) #define QCOM_DLOAD_NODUMP 0 #define QCOM_DLOAD_FULLDUMP 1 +#define QCOM_DLOAD_MINIDUMP 2 +#define QCOM_DLOAD_BOTHDUMP 3 static const char * const qcom_scm_convention_names[] = { [SMC_CONVENTION_UNKNOWN] = "unknown", @@ -137,6 +139,8 @@ static const char * const qcom_scm_convention_names[] = { static const char * const download_mode_name[] = { [QCOM_DLOAD_NODUMP] = "off", [QCOM_DLOAD_FULLDUMP] = "full", + [QCOM_DLOAD_MINIDUMP] = "mini", + [QCOM_DLOAD_BOTHDUMP] = "full,mini", }; static struct qcom_scm *__scm; @@ -1927,8 +1931,7 @@ static const struct kernel_param_ops download_mode_param_ops = { }; module_param_cb(download_mode, &download_mode_param_ops, NULL, 0644); -MODULE_PARM_DESC(download_mode, - "download mode: off/0/N for no dump mode, full/on/1/Y for full dump mode"); +MODULE_PARM_DESC(download_mode, "download mode: off/0/N for no dump mode, full/on/1/Y for full dump mode, mini for minidump mode and full,mini for both full and minidump mode together are acceptable values"); static int qcom_scm_probe(struct platform_device *pdev) {