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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 1877CC4332F for ; Fri, 23 Dec 2022 19:37:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 59CFF10E21D; Fri, 23 Dec 2022 19:37:31 +0000 (UTC) Received: from NAM10-BN7-obe.outbound.protection.outlook.com (mail-bn7nam10on2044.outbound.protection.outlook.com [40.107.92.44]) by gabe.freedesktop.org (Postfix) with ESMTPS id A591C10E1C4 for ; Fri, 23 Dec 2022 19:37:28 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=WmabkjP3tY7yWPPLABoBZ5jD1gy9/ATwVNAZthHj1YmzaJXc81PFR0p3M0Pbac6nt2UqG1Rs6l3O3Z8XTtkmGIv/5zUoZ6VPDkGtHU2C3M2pmDzpdZhSd2jIMWGBTAzun8UzeAr1E85QzkLox6qjapAqt8TjXxTTS7nknmDJYVc/c0ptlHay1Ol9IcE02phIO7Qg+jWTzti2UIF8OHALFdNyoPRIm+aqL3cSbgau1DSA1TxK8NjecoKkSAWo1SCbLimCfI3gQfpCKtP4yL0CO5EoNA5chAPwUHwd+nXIWbS2BtDLadFrN2HVrRLb8PGBi4rmrfSkg3OMr/VOJBTfZQ== 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-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Oa3818Iv0EuqMxXU+CSHaUyMNneKQ3N6Uv9RC0gJ/OE=; b=WbYUixbCDnxGNb1cMGBE0vGutNy+ys/0NpE71EPqWA/4N3gWJZ+GxF89aUHvEYpK9KkzMsC2ZFOP83NSPfoun1b4RbiT4MGqWaP1Qb5lrZ5ZLJALtPSVXxwyiULDQNQRNpLuGZ+ovNZHBitUlZebuPwyVDiBZa8taTB5VWpmXpCmKDCfbYzg4CYwi+Ssrhe/xJ6x9d9OHU0cMqQa4jeawx4qMyXM55HXS4N4Scw7M4WG68GT35hknIzu0h0g2/oax+n+Vxtvkt9hbdTsuCTQsmoP/cbwCNuAeKvx11mQyuC3VOJa/VuT13peshvkWJDlxJ5ajhyReXz6vG0QBt0s3A== 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=quarantine sp=quarantine 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=Oa3818Iv0EuqMxXU+CSHaUyMNneKQ3N6Uv9RC0gJ/OE=; b=CseCSuOAgi2eOsEE58lHlPxHptXy78dAUlO2QJ8TWz1i5poqGWfNSstPSOAFDU8TAuB0hBTiiCXqF66g1WswhT4FBSA8OHdVFJxWD97XkJCTHAX8E9Mn5/qjDvGp+HjGsf5mglTeUI0qKVcoLqVfWAUjmXmouSr/ro9MgJEQx1k= Received: from MW4PR03CA0215.namprd03.prod.outlook.com (2603:10b6:303:b9::10) by CH3PR12MB8233.namprd12.prod.outlook.com (2603:10b6:610:129::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5944.12; Fri, 23 Dec 2022 19:37:26 +0000 Received: from CO1NAM11FT110.eop-nam11.prod.protection.outlook.com (2603:10b6:303:b9:cafe::4c) by MW4PR03CA0215.outlook.office365.com (2603:10b6:303:b9::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5944.13 via Frontend Transport; Fri, 23 Dec 2022 19:37:25 +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=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by CO1NAM11FT110.mail.protection.outlook.com (10.13.175.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5944.14 via Frontend Transport; Fri, 23 Dec 2022 19:37:25 +0000 Received: from MUN-L-SHSHARMA.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 15.1.2375.34; Fri, 23 Dec 2022 13:37:23 -0600 From: Shashank Sharma To: Subject: [RFC 1/7] drm/amdgpu: UAPI for user queue management Date: Fri, 23 Dec 2022 20:36:49 +0100 Message-ID: <20221223193655.1972-2-shashank.sharma@amd.com> X-Mailer: git-send-email 2.38.0.windows.1 In-Reply-To: <20221223193655.1972-1-shashank.sharma@amd.com> References: <20221223193655.1972-1-shashank.sharma@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain 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-TrafficTypeDiagnostic: CO1NAM11FT110:EE_|CH3PR12MB8233:EE_ X-MS-Office365-Filtering-Correlation-Id: 8b7e74f5-2610-489a-a5c9-08dae51d1e7f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 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:(13230022)(4636009)(396003)(39860400002)(346002)(376002)(136003)(451199015)(36840700001)(40470700004)(46966006)(478600001)(7696005)(6666004)(356005)(81166007)(26005)(36860700001)(86362001)(83380400001)(82310400005)(16526019)(41300700001)(426003)(40460700003)(54906003)(316002)(6916009)(2906002)(36756003)(186003)(2616005)(8676002)(1076003)(70206006)(4326008)(5660300002)(70586007)(82740400003)(47076005)(44832011)(336012)(8936002)(40480700001)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Dec 2022 19:37:25.3434 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 8b7e74f5-2610-489a-a5c9-08dae51d1e7f 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: CO1NAM11FT110.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB8233 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: Alex Deucher , Shashank Sharma , Christian Koenig , arvind.yadav@amd.com, arunpravin.paneerselvam@amd.com Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: Alex Deucher This patch intorduces new UAPI/IOCTL for usermode graphics queue. The userspace app will fill this structure and request the graphics driver to add a graphics work queue for it. The output of this UAPI is a queue id. This UAPI maps the queue into GPU, so the graphics app can start submitting work to the queue as soon as the call returns. Cc: Alex Deucher Cc: Christian Koenig Signed-off-by: Alex Deucher Signed-off-by: Shashank Sharma --- include/uapi/drm/amdgpu_drm.h | 52 +++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index 0d93ec132ebb..a3d0dd6f62c5 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -54,6 +54,7 @@ extern "C" { #define DRM_AMDGPU_VM 0x13 #define DRM_AMDGPU_FENCE_TO_HANDLE 0x14 #define DRM_AMDGPU_SCHED 0x15 +#define DRM_AMDGPU_USERQ 0x16 #define DRM_IOCTL_AMDGPU_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_CREATE, union drm_amdgpu_gem_create) #define DRM_IOCTL_AMDGPU_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_MMAP, union drm_amdgpu_gem_mmap) @@ -71,6 +72,7 @@ extern "C" { #define DRM_IOCTL_AMDGPU_VM DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_VM, union drm_amdgpu_vm) #define DRM_IOCTL_AMDGPU_FENCE_TO_HANDLE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_FENCE_TO_HANDLE, union drm_amdgpu_fence_to_handle) #define DRM_IOCTL_AMDGPU_SCHED DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_SCHED, union drm_amdgpu_sched) +#define DRM_IOCTL_AMDGPU_USERQ DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_USERQ, union drm_amdgpu_userq) /** * DOC: memory domains @@ -288,6 +290,56 @@ union drm_amdgpu_ctx { union drm_amdgpu_ctx_out out; }; +/* user queue IOCTL */ +#define AMDGPU_USERQ_OP_CREATE 1 +#define AMDGPU_USERQ_OP_FREE 2 + +#define AMDGPU_USERQ_MQD_FLAGS_SECURE (1 << 0) +#define AMDGPU_USERQ_MQD_FLAGS_AQL (1 << 1) + +struct drm_amdgpu_userq_mqd { + /** Flags: AMDGPU_USERQ_MQD_FLAGS_* */ + __u32 flags; + /** IP type: AMDGPU_HW_IP_* */ + __u32 ip_type; + /** GEM object handle */ + __u32 doorbell_handle; + /** Doorbell offset in dwords */ + __u32 doorbell_offset; + /** GPU virtual address of the queue */ + __u64 queue_va; + /** Size of the queue in bytes */ + __u64 queue_size; + /** GPU virtual address of the rptr */ + __u64 rptr_va; + /** GPU virtual address of the wptr */ + __u64 wptr_va; +}; + +struct drm_amdgpu_userq_in { + /** AMDGPU_USERQ_OP_* */ + __u32 op; + /** Flags */ + __u32 flags; + /** Context handle to associate the queue with */ + __u32 ctx_id; + __u32 pad; + /** Queue descriptor */ + struct drm_amdgpu_userq_mqd mqd; +}; + +struct drm_amdgpu_userq_out { + /** Queue handle */ + __u32 q_id; + /** Flags */ + __u32 flags; +}; + +union drm_amdgpu_userq { + struct drm_amdgpu_userq_in in; + struct drm_amdgpu_userq_out out; +}; + /* vm ioctl */ #define AMDGPU_VM_OP_RESERVE_VMID 1 #define AMDGPU_VM_OP_UNRESERVE_VMID 2 -- 2.34.1