From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 48A15C4707A for ; Fri, 21 May 2021 17:37:05 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 032FD61168 for ; Fri, 21 May 2021 17:37:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 032FD61168 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=amd.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=amd-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C9E316E516; Fri, 21 May 2021 17:37:03 +0000 (UTC) Received: from NAM02-BN1-obe.outbound.protection.outlook.com (mail-bn1nam07on2089.outbound.protection.outlook.com [40.107.212.89]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3B0636E51C for ; Fri, 21 May 2021 17:37:02 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Vf7rlvdHCunb1Efp1sxI57qFr+HFsHBrDvsy9gypMoss0+9X5LJ03we7Ixk5ia7OxSm6UtK9iutD1Yk1+LpmYI/koaVtI9pBzhOZdENrJ8iweAUWlqEkpHnO6+66apAXSrodqiBz2G8ax1wNN6MQHkiTnPXjq8zXK2SLdSj51+3NrdkCasGxzleuJUn6DCRyN7CvbgE7e/F1d3O+bqQuKsOLNKKDAa6dtzqIPsw3Q0XEzhLQ4S80Tpq54MnYSqvPDn5Cs0Dv4AzTfU9CNiQ0HdVwzPWR/zEL8X7wjF9MWOMGoU5mRlZmR5Jrlm4xl1Tzq39SOJY5TE6PqTYwGQ+KPQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=sD3HenVq8h2cx1PxFFivj1WuhyrbVioM2Sm2KqW3FEE=; b=ZAVSYsGH2E4npBcrmf2TJJDmE5XT+m0BN1YGx/s7/3/8e/CUIWV7yiKh3mo9kW/JFBMUe+2hJQFpG+/z3ndTdMeV38LBN4pUoysMEJ4Jc5+LVjRnfxwC1IaouxcPGlxpI7BgAtsz3Hbg89PuocjFfH2rM38xYMlMG6Z9OWZnwwffDFd26fIiwBIWxIbMirnbn8U9+fm1PgDk0pfi69bU/RNOjTx0sHi8nTUgpy+yf9ldHGoZOhNZm1VQVwbSscYrLN2k0q57I/z7Ep/YlW6RtmagWa6m2Yvr1bmq0vJAOahiLzYWJ5MJUu8E5GONAWGkfmESztb4RGxvG6SdCZ2rmg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=lists.freedesktop.org smtp.mailfrom=amd.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=sD3HenVq8h2cx1PxFFivj1WuhyrbVioM2Sm2KqW3FEE=; b=cfYrNvJKkV7VMX534emDvZ/Bbfn/Nkekzs9GafmADP6jFiTOaliOuCQxe6sITtoqZl2IdGEAcYtIESEMGcHq0ux32hBTwD77YR2aiB1cZWFTOxsIhWiEWl6ZEKXGbYhy+iib+RyMv7c+w9Z7rqYr7OOHjzeh9k4jm1MmzLTDsb8= Received: from BN0PR04CA0107.namprd04.prod.outlook.com (2603:10b6:408:ec::22) by CY4PR12MB1414.namprd12.prod.outlook.com (2603:10b6:903:3a::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4150.23; Fri, 21 May 2021 17:37:00 +0000 Received: from BN8NAM11FT053.eop-nam11.prod.protection.outlook.com (2603:10b6:408:ec:cafe::6f) by BN0PR04CA0107.outlook.office365.com (2603:10b6:408:ec::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4150.23 via Frontend Transport; Fri, 21 May 2021 17:37:00 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; lists.freedesktop.org; dkim=none (message not signed) header.d=none;lists.freedesktop.org; dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; Received: from SATLEXMB04.amd.com (165.204.84.17) by BN8NAM11FT053.mail.protection.outlook.com (10.13.177.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4129.25 via Frontend Transport; Fri, 21 May 2021 17:36:59 +0000 Received: from localhost.localdomain (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Fri, 21 May 2021 12:36:58 -0500 From: Qingqing Zhuo To: Subject: [PATCH 03/15] drm/amd/display: Retrieve DSC Branch Decoder Caps Date: Fri, 21 May 2021 13:36:34 -0400 Message-ID: <20210521173646.1140586-4-qingqing.zhuo@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210521173646.1140586-1-qingqing.zhuo@amd.com> References: <20210521173646.1140586-1-qingqing.zhuo@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 3a4bbafa-137a-4d4f-3b8a-08d91c7f09c7 X-MS-TrafficTypeDiagnostic: CY4PR12MB1414: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:4303; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(4636009)(396003)(39860400002)(346002)(136003)(376002)(36840700001)(46966006)(36860700001)(1076003)(70586007)(44832011)(8936002)(478600001)(2616005)(70206006)(47076005)(5660300002)(54906003)(356005)(426003)(26005)(186003)(83380400001)(81166007)(336012)(6916009)(82740400003)(82310400003)(2906002)(6666004)(8676002)(86362001)(36756003)(4326008)(316002)(16526019)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 May 2021 17:36:59.9652 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3a4bbafa-137a-4d4f-3b8a-08d91c7f09c7 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT053.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR12MB1414 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eryk.Brol@amd.com, Sunpeng.Li@amd.com, Harry.Wentland@amd.com, qingqing.zhuo@amd.com, Rodrigo.Siqueira@amd.com, roman.li@amd.com, Anson.Jacob@amd.com, Fangzhi Zuo , Aurabindo.Pillai@amd.com, Bhawanpreet.Lakha@amd.com, Nicholas Kazlauskas , bindu.r@amd.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: Fangzhi Zuo DSC extended branch decoder caps 0xA0 ~ 0xA2 is read from dsc_aux. The dsc_aux is returned from drm dsc determination policy with the right DSC capable MST branch device for decoding. The values are all zero if DSC decoding at a MST BU with virtual DPCD; The values are meaningful when DSC decoding at a MST BU without virtual DPCD or at a DSC capable MST endpoint. Signed-off-by: Fangzhi Zuo Reviewed-by: Nicholas Kazlauskas Acked-by: Qingqing Zhuo --- .../drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index f3a9bc828b91..0fca1e842552 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -160,6 +160,8 @@ static bool validate_dsc_caps_on_connector(struct amdgpu_dm_connector *aconnecto struct dc_sink *dc_sink = aconnector->dc_sink; struct drm_dp_mst_port *port = aconnector->port; u8 dsc_caps[16] = { 0 }; + u8 dsc_branch_dec_caps_raw[3] = { 0 }; // DSC branch decoder caps 0xA0 ~ 0xA2 + u8 *dsc_branch_dec_caps = NULL; aconnector->dsc_aux = drm_dp_mst_dsc_aux_for_port(port); #if defined(CONFIG_HP_HOOK_WORKAROUND) @@ -182,9 +184,13 @@ static bool validate_dsc_caps_on_connector(struct amdgpu_dm_connector *aconnecto if (drm_dp_dpcd_read(aconnector->dsc_aux, DP_DSC_SUPPORT, dsc_caps, 16) < 0) return false; + if (drm_dp_dpcd_read(aconnector->dsc_aux, + DP_DSC_BRANCH_OVERALL_THROUGHPUT_0, dsc_branch_dec_caps_raw, 3) == 3) + dsc_branch_dec_caps = dsc_branch_dec_caps_raw; + if (!dc_dsc_parse_dsc_dpcd(aconnector->dc_link->ctx->dc, - dsc_caps, NULL, - &dc_sink->dsc_caps.dsc_dec_caps)) + dsc_caps, dsc_branch_dec_caps, + &dc_sink->dsc_caps.dsc_dec_caps)) return false; return true; -- 2.25.1 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx