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dkim=none (message not signed) header.d=none;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; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by BL02EPF0001A0FB.mail.protection.outlook.com (10.167.242.102) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7249.19 via Frontend Transport; Sun, 11 Feb 2024 14:54:57 +0000 Received: from AUS-P9-MLIMONCI.amd.com (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 15.1.2507.35; Sun, 11 Feb 2024 08:54:56 -0600 From: Mario Limonciello To: , "open list:DRM DRIVERS" CC: "open list:ACPI" , open list , Melissa Wen , Mark Pearson , Mario Limonciello Subject: [PATCH v5 0/3] Add support for getting EDID over ACPI to DRM Date: Sat, 10 Feb 2024 23:50:08 -0600 Message-ID: <20240211055011.3583-1-mario.limonciello@amd.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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-TrafficTypeDiagnostic: BL02EPF0001A0FB:EE_|LV3PR12MB9354:EE_ X-MS-Office365-Filtering-Correlation-Id: abd9fdcb-b39f-4d18-b06b-08dc2b1169fd X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Feb 2024 14:54:57.1970 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: abd9fdcb-b39f-4d18-b06b-08dc2b1169fd 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: BL02EPF0001A0FB.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV3PR12MB9354 This series adds the ability to fetch the EDID through ACPI for laptop panels. Drivers need to opt into the behavior. In this series it's enabled by default for all eDP or LVDS panels with AMDGPU and certain panels for Nouveau. Mario Limonciello (3): drm: Add support to get EDID from ACPI drm/amd: Fetch the EDID from _DDC if available for eDP drm/nouveau: Use drm_edid_read_acpi() helper drivers/gpu/drm/Kconfig | 7 ++ drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + .../gpu/drm/amd/amdgpu/amdgpu_connectors.c | 3 + drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 8 ++ .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 + .../amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 2 + drivers/gpu/drm/drm_edid.c | 113 ++++++++++++++++-- drivers/gpu/drm/nouveau/nouveau_acpi.c | 27 ----- drivers/gpu/drm/nouveau/nouveau_acpi.h | 2 - drivers/gpu/drm/nouveau/nouveau_connector.c | 35 +++--- include/drm/drm_connector.h | 6 + include/drm/drm_edid.h | 1 + 12 files changed, 149 insertions(+), 58 deletions(-)