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Tue, 10 Feb 2026 21:48:06 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; 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=satlexmb07.amd.com; pr=C Received: from satlexmb07.amd.com (165.204.84.17) by SJ5PEPF000001CE.mail.protection.outlook.com (10.167.242.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9611.8 via Frontend Transport; Tue, 10 Feb 2026 21:48:06 +0000 Received: from david-B650-PG-Lightning.amd.com (10.180.168.240) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Tue, 10 Feb 2026 15:47:59 -0600 From: "David (Ming Qiang) Wu" To: , , CC: , , , Veerabadhran Gopalakrishnan , "Saleemkhan Jamadar" Subject: [PATCH 07/14] amdgpu/umsch: Add VCN IP init to umsch driver Date: Tue, 10 Feb 2026 16:47:22 -0500 Message-ID: <20260210214729.80964-8-David.Wu3@amd.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260210214729.80964-1-David.Wu3@amd.com> References: <20260210214729.80964-1-David.Wu3@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: satlexmb07.amd.com (10.181.42.216) To satlexmb07.amd.com (10.181.42.216) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001CE:EE_|PH7PR12MB5783:EE_ X-MS-Office365-Filtering-Correlation-Id: 2c18bcc5-1936-49b9-f332-08de68ee12fa X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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Ip=[165.204.84.17]; Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001CE.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB5783 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: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" Add VCN IP init in the umsch init sequence. v4 - set the vmid_mask_mm_vcn to be 0xff00 keep bit 0-7 for kernel queue VPE and JPEG v3 - use vcn.disable_kq rather than gfx.disable_kq v2 - configure the mqd and hqd mask based on usermode and kernel queue enable (Alex) Signed-off-by: David (Ming Qiang) Wu Signed-off-by: Veerabadhran Gopalakrishnan Signed-off-by: Saleemkhan Jamadar --- drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c index cd707d70a0bf..760285ad028f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c @@ -272,6 +272,17 @@ static int umsch_mm_init(struct amdgpu_device *adev) adev->umsch_mm.engine_mask = (1 << UMSCH_SWIP_ENGINE_TYPE_VPE); adev->umsch_mm.vpe_hqd_mask = 0xfe; + /* reserve bit 0-7 for kernel queue VPE and JPEG */ + adev->umsch_mm.vmid_mask_mm_vcn = 0xff00; + adev->umsch_mm.engine_mask |= (1 << UMSCH_SWIP_ENGINE_TYPE_VCN); + /* + * HQD mask values for VCN + * 0xf - Use all the VCN HW Queues + * 0xe - HWQ 1 is used for kernel submission + * 0xe is just leaving the Q 1 and using the rest of Queues + */ + adev->umsch_mm.vcn_hqd_mask[0] = adev->vcn.disable_kq ? 0xf : 0xe; + adev->umsch_mm.vcn_hqd_mask[1] = adev->vcn.disable_kq ? 0xf : 0xe; r = amdgpu_device_wb_get(adev, &adev->umsch_mm.wb_index); if (r) { dev_err(adev->dev, "failed to alloc wb for umsch: %d\n", r); -- 2.43.0