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bh=77o8ldi+jx+mBAHecSVRnPQQFtbIEjMetY1JJxzTl1Q=; b=MXhIBzLE7RExaFWsK59fvs9r4KvRHyMyXpi6dJf3Nz8RLx9PlVtD511HrJu7taFdz1iyc52CqMtWQbRd4acKcMfV/iGQs2IPtyAT7PQhFwlSv8qB3b5Oad0LHo6Dpjk21HDNRkC3XU0KDHNJnc0/4KjSGJoffnFr1SLnwo2XjRo= 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 (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; 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 From: Julia Zhang To: Gerd Hoffmann , "Michael S . Tsirkin" , Stefano Stabellini , Anthony PERARD , Antonio Caggiano , "Dr . David Alan Gilbert" , Robert Beckett , CC: , Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , Xenia Ragiadakou , "Honglei Huang" , Julia Zhang , "Chen Jiqian" , Daniel Stone Subject: [PATCH v2 1/1] virgl: Implement resource_query_layout Date: Thu, 21 Dec 2023 18:23:43 +0800 Message-ID: <20231221102342.4022630-2-julia.zhang@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231221102342.4022630-1-julia.zhang@amd.com> References: <20231221102342.4022630-1-julia.zhang@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS2PEPF00003444:EE_|CH2PR12MB4150:EE_ X-MS-Office365-Filtering-Correlation-Id: 859bac35-eab6-418c-8df9-08dc020f107d 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:(13230031)(4636009)(39860400002)(396003)(136003)(376002)(346002)(230173577357003)(230922051799003)(230273577357003)(186009)(82310400011)(451199024)(1800799012)(64100799003)(36840700001)(40470700004)(46966006)(110136005)(70206006)(70586007)(40480700001)(54906003)(316002)(8936002)(8676002)(4326008)(40460700003)(44832011)(41300700001)(81166007)(336012)(426003)(83380400001)(47076005)(26005)(1076003)(2616005)(82740400003)(16526019)(5660300002)(86362001)(36756003)(356005)(7696005)(2906002)(36860700001)(7416002)(478600001)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Dec 2023 10:24:50.3415 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 859bac35-eab6-418c-8df9-08dc020f107d 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: DS2PEPF00003444.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR12MB4150 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1703154318544100001 Content-Type: text/plain; charset="utf-8" From: Daniel Stone A new ioctl to shuttle information between host and guest about the actual buffer allocation, which can be used for interop between GL and Vulkan when supporting standard window systems. Signed-off-by: Daniel Stone Co-developed-by: Julia Zhang Signed-off-by: Julia Zhang --- hw/display/virtio-gpu-base.c | 4 +++ hw/display/virtio-gpu-virgl.c | 40 +++++++++++++++++++++ include/hw/virtio/virtio-gpu-bswap.h | 7 ++++ include/standard-headers/linux/virtio_gpu.h | 30 ++++++++++++++++ meson.build | 4 +++ 5 files changed, 85 insertions(+) diff --git a/hw/display/virtio-gpu-base.c b/hw/display/virtio-gpu-base.c index 6bcee3882f..09b37f015d 100644 --- a/hw/display/virtio-gpu-base.c +++ b/hw/display/virtio-gpu-base.c @@ -240,6 +240,10 @@ virtio_gpu_base_get_features(VirtIODevice *vdev, uint6= 4_t features, features |=3D (1 << VIRTIO_GPU_F_RESOURCE_UUID); } =20 +#ifdef HAVE_VIRGL_RESOURCE_QUERY_LAYOUT + features |=3D (1 << VIRTIO_GPU_F_RESOURCE_QUERY_LAYOUT); +#endif /* HAVE_VIRGL_RESOURCE_QUERY_LAYOUT */ + return features; } =20 diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c index c1e7c6d0c6..b331232fee 100644 --- a/hw/display/virtio-gpu-virgl.c +++ b/hw/display/virtio-gpu-virgl.c @@ -813,6 +813,40 @@ static void virgl_cmd_set_scanout_blob(VirtIOGPU *g, =20 #endif /* HAVE_VIRGL_RESOURCE_BLOB */ =20 +#ifdef HAVE_VIRGL_RESOURCE_QUERY_LAYOUT +static void virgl_cmd_resource_query_layout(VirtIOGPU *g, + struct virtio_gpu_ctrl_command *cmd) +{ + struct virtio_gpu_resource_query_layout qlayout; + struct virtio_gpu_resp_resource_layout resp; + struct virgl_renderer_resource_layout rlayout; + int ret; + int i; + VIRTIO_GPU_FILL_CMD(qlayout); + virtio_gpu_resource_query_layout_bswap(&qlayout); + + ret =3D virgl_renderer_resource_query_layout(qlayout.resource_id, &rla= yout, + qlayout.width, qlayout.height, + qlayout.format, qlayout.bind); + if (ret !=3D 0) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: resource %d is not externally-= allocated\n", + __func__, qlayout.resource_id); + cmd->error =3D VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; + return; + } + + memset(&resp, 0, sizeof(resp)); + resp.hdr.type =3D VIRTIO_GPU_RESP_OK_RESOURCE_LAYOUT; + resp.num_planes =3D rlayout.num_planes; + resp.modifier =3D rlayout.modifier; + for (i =3D 0; i < resp.num_planes; i++) { + resp.planes[i].offset =3D rlayout.planes[i].offset; + resp.planes[i].stride =3D rlayout.planes[i].stride; + } + virtio_gpu_ctrl_response(g, cmd, &resp.hdr, sizeof(resp)); +} +#endif /* HAVE_VIRGL_RESOURCE_QUERY_LAYOUT */ + void virtio_gpu_virgl_process_cmd(VirtIOGPU *g, struct virtio_gpu_ctrl_command *cmd) { @@ -896,6 +930,12 @@ void virtio_gpu_virgl_process_cmd(VirtIOGPU *g, virgl_cmd_set_scanout_blob(g, cmd); break; #endif /* HAVE_VIRGL_RESOURCE_BLOB */ + +#ifdef HAVE_VIRGL_RESOURCE_QUERY_LAYOUT + case VIRTIO_GPU_CMD_RESOURCE_QUERY_LAYOUT: + virgl_cmd_resource_query_layout(g, cmd); + break; +#endif /* HAVE_VIRGL_RESOURCE_QUERY_LAYOUT*/ default: cmd->error =3D VIRTIO_GPU_RESP_ERR_UNSPEC; break; diff --git a/include/hw/virtio/virtio-gpu-bswap.h b/include/hw/virtio/virti= o-gpu-bswap.h index dd1975e2d4..dea8cf6fd3 100644 --- a/include/hw/virtio/virtio-gpu-bswap.h +++ b/include/hw/virtio/virtio-gpu-bswap.h @@ -92,4 +92,11 @@ virtio_gpu_scanout_blob_bswap(struct virtio_gpu_set_scan= out_blob *ssb) le32_to_cpus(&ssb->offsets[3]); } =20 +static inline void +virtio_gpu_resource_query_layout_bswap(struct virtio_gpu_resource_query_la= yout *rql) +{ + virtio_gpu_ctrl_hdr_bswap(&rql->hdr); + le32_to_cpus(&rql->resource_id); +} + #endif diff --git a/include/standard-headers/linux/virtio_gpu.h b/include/standard= -headers/linux/virtio_gpu.h index c621389f3d..c9a2f58237 100644 --- a/include/standard-headers/linux/virtio_gpu.h +++ b/include/standard-headers/linux/virtio_gpu.h @@ -65,6 +65,11 @@ */ #define VIRTIO_GPU_F_CONTEXT_INIT 4 =20 +/* + * VIRTIO_GPU_CMD_RESOURCE_QUERY_LAYOUT + */ +#define VIRTIO_GPU_F_RESOURCE_QUERY_LAYOUT 5 + enum virtio_gpu_ctrl_type { VIRTIO_GPU_UNDEFINED =3D 0, =20 @@ -95,6 +100,7 @@ enum virtio_gpu_ctrl_type { VIRTIO_GPU_CMD_SUBMIT_3D, VIRTIO_GPU_CMD_RESOURCE_MAP_BLOB, VIRTIO_GPU_CMD_RESOURCE_UNMAP_BLOB, + VIRTIO_GPU_CMD_RESOURCE_QUERY_LAYOUT, =20 /* cursor commands */ VIRTIO_GPU_CMD_UPDATE_CURSOR =3D 0x0300, @@ -108,6 +114,7 @@ enum virtio_gpu_ctrl_type { VIRTIO_GPU_RESP_OK_EDID, VIRTIO_GPU_RESP_OK_RESOURCE_UUID, VIRTIO_GPU_RESP_OK_MAP_INFO, + VIRTIO_GPU_RESP_OK_RESOURCE_LAYOUT, =20 /* error responses */ VIRTIO_GPU_RESP_ERR_UNSPEC =3D 0x1200, @@ -455,4 +462,27 @@ struct virtio_gpu_resource_unmap_blob { uint32_t padding; }; =20 + +/* VIRTIO_GPU_CMD_RESOURCE_QUERY_LAYOUT */ +struct virtio_gpu_resource_query_layout { + struct virtio_gpu_ctrl_hdr hdr; + uint32_t resource_id; + uint32_t width; + uint32_t height; + uint32_t format; + uint32_t bind; +}; + +/* VIRTIO_GPU_RESP_OK_RESOURCE_LAYOUT */ +#define VIRTIO_GPU_RES_MAX_PLANES 4 +struct virtio_gpu_resp_resource_layout { + struct virtio_gpu_ctrl_hdr hdr; + uint64_t modifier; + uint32_t num_planes; + struct virtio_gpu_resource_plane { + uint64_t offset; + uint32_t stride; + } planes[VIRTIO_GPU_RES_MAX_PLANES]; +}; + #endif diff --git a/meson.build b/meson.build index a739a62f2c..72024f5f01 100644 --- a/meson.build +++ b/meson.build @@ -1058,6 +1058,10 @@ if not get_option('virglrenderer').auto() or have_sy= stem or have_vhost_user_gpu cc.has_function('virgl_renderer_resource_create_b= lob', prefix: '#include ', dependencies: virgl)) + config_host_data.set('HAVE_VIRGL_RESOURCE_QUERY_LAYOUT', + cc.has_function('virgl_renderer_resource_query_la= yout', + prefix: '#include ', + dependencies: virgl)) endif endif rutabaga =3D not_found --=20 2.34.1