virtio-gpu-virgl.c (20364B)
1 /* 2 * Virtio GPU Device 3 * 4 * Copyright Red Hat, Inc. 2013-2014 5 * 6 * Authors: 7 * Dave Airlie <airlied@redhat.com> 8 * Gerd Hoffmann <kraxel@redhat.com> 9 * 10 * This work is licensed under the terms of the GNU GPL, version 2 or later. 11 * See the COPYING file in the top-level directory. 12 */ 13 14 #include "qemu/osdep.h" 15 #include "qemu/iov.h" 16 #include "trace.h" 17 #include "hw/virtio/virtio.h" 18 #include "hw/virtio/virtio-gpu.h" 19 20 #include <virglrenderer.h> 21 22 static struct virgl_renderer_callbacks virtio_gpu_3d_cbs; 23 24 static void virgl_cmd_create_resource_2d(VirtIOGPU *g, 25 struct virtio_gpu_ctrl_command *cmd) 26 { 27 struct virtio_gpu_resource_create_2d c2d; 28 struct virgl_renderer_resource_create_args args; 29 30 VIRTIO_GPU_FILL_CMD(c2d); 31 trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 32 c2d.width, c2d.height); 33 34 args.handle = c2d.resource_id; 35 args.target = 2; 36 args.format = c2d.format; 37 args.bind = (1 << 1); 38 args.width = c2d.width; 39 args.height = c2d.height; 40 args.depth = 1; 41 args.array_size = 1; 42 args.last_level = 0; 43 args.nr_samples = 0; 44 args.flags = VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP; 45 virgl_renderer_resource_create(&args, NULL, 0); 46 } 47 48 static void virgl_cmd_create_resource_3d(VirtIOGPU *g, 49 struct virtio_gpu_ctrl_command *cmd) 50 { 51 struct virtio_gpu_resource_create_3d c3d; 52 struct virgl_renderer_resource_create_args args; 53 54 VIRTIO_GPU_FILL_CMD(c3d); 55 trace_virtio_gpu_cmd_res_create_3d(c3d.resource_id, c3d.format, 56 c3d.width, c3d.height, c3d.depth); 57 58 args.handle = c3d.resource_id; 59 args.target = c3d.target; 60 args.format = c3d.format; 61 args.bind = c3d.bind; 62 args.width = c3d.width; 63 args.height = c3d.height; 64 args.depth = c3d.depth; 65 args.array_size = c3d.array_size; 66 args.last_level = c3d.last_level; 67 args.nr_samples = c3d.nr_samples; 68 args.flags = c3d.flags; 69 virgl_renderer_resource_create(&args, NULL, 0); 70 } 71 72 static void virgl_cmd_resource_unref(VirtIOGPU *g, 73 struct virtio_gpu_ctrl_command *cmd) 74 { 75 struct virtio_gpu_resource_unref unref; 76 struct iovec *res_iovs = NULL; 77 int num_iovs = 0; 78 79 VIRTIO_GPU_FILL_CMD(unref); 80 trace_virtio_gpu_cmd_res_unref(unref.resource_id); 81 82 virgl_renderer_resource_detach_iov(unref.resource_id, 83 &res_iovs, 84 &num_iovs); 85 if (res_iovs != NULL && num_iovs != 0) { 86 virtio_gpu_cleanup_mapping_iov(g, res_iovs, num_iovs); 87 } 88 virgl_renderer_resource_unref(unref.resource_id); 89 } 90 91 static void virgl_cmd_context_create(VirtIOGPU *g, 92 struct virtio_gpu_ctrl_command *cmd) 93 { 94 struct virtio_gpu_ctx_create cc; 95 96 VIRTIO_GPU_FILL_CMD(cc); 97 trace_virtio_gpu_cmd_ctx_create(cc.hdr.ctx_id, 98 cc.debug_name); 99 100 virgl_renderer_context_create(cc.hdr.ctx_id, cc.nlen, 101 cc.debug_name); 102 } 103 104 static void virgl_cmd_context_destroy(VirtIOGPU *g, 105 struct virtio_gpu_ctrl_command *cmd) 106 { 107 struct virtio_gpu_ctx_destroy cd; 108 109 VIRTIO_GPU_FILL_CMD(cd); 110 trace_virtio_gpu_cmd_ctx_destroy(cd.hdr.ctx_id); 111 112 virgl_renderer_context_destroy(cd.hdr.ctx_id); 113 } 114 115 static void virtio_gpu_rect_update(VirtIOGPU *g, int idx, int x, int y, 116 int width, int height) 117 { 118 if (!g->parent_obj.scanout[idx].con) { 119 return; 120 } 121 122 dpy_gl_update(g->parent_obj.scanout[idx].con, x, y, width, height); 123 } 124 125 static void virgl_cmd_resource_flush(VirtIOGPU *g, 126 struct virtio_gpu_ctrl_command *cmd) 127 { 128 struct virtio_gpu_resource_flush rf; 129 int i; 130 131 VIRTIO_GPU_FILL_CMD(rf); 132 trace_virtio_gpu_cmd_res_flush(rf.resource_id, 133 rf.r.width, rf.r.height, rf.r.x, rf.r.y); 134 135 for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 136 if (g->parent_obj.scanout[i].resource_id != rf.resource_id) { 137 continue; 138 } 139 virtio_gpu_rect_update(g, i, rf.r.x, rf.r.y, rf.r.width, rf.r.height); 140 } 141 } 142 143 static void virgl_cmd_set_scanout(VirtIOGPU *g, 144 struct virtio_gpu_ctrl_command *cmd) 145 { 146 struct virtio_gpu_set_scanout ss; 147 struct virgl_renderer_resource_info info; 148 int ret; 149 150 VIRTIO_GPU_FILL_CMD(ss); 151 trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 152 ss.r.width, ss.r.height, ss.r.x, ss.r.y); 153 154 if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 155 qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 156 __func__, ss.scanout_id); 157 cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 158 return; 159 } 160 g->parent_obj.enable = 1; 161 162 memset(&info, 0, sizeof(info)); 163 164 if (ss.resource_id && ss.r.width && ss.r.height) { 165 ret = virgl_renderer_resource_get_info(ss.resource_id, &info); 166 if (ret == -1) { 167 qemu_log_mask(LOG_GUEST_ERROR, 168 "%s: illegal resource specified %d\n", 169 __func__, ss.resource_id); 170 cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 171 return; 172 } 173 qemu_console_resize(g->parent_obj.scanout[ss.scanout_id].con, 174 ss.r.width, ss.r.height); 175 virgl_renderer_force_ctx_0(); 176 dpy_gl_scanout_texture( 177 g->parent_obj.scanout[ss.scanout_id].con, info.tex_id, 178 info.flags & VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP, 179 info.width, info.height, 180 ss.r.x, ss.r.y, ss.r.width, ss.r.height); 181 } else { 182 dpy_gfx_replace_surface( 183 g->parent_obj.scanout[ss.scanout_id].con, NULL); 184 dpy_gl_scanout_disable(g->parent_obj.scanout[ss.scanout_id].con); 185 } 186 g->parent_obj.scanout[ss.scanout_id].resource_id = ss.resource_id; 187 } 188 189 static void virgl_cmd_submit_3d(VirtIOGPU *g, 190 struct virtio_gpu_ctrl_command *cmd) 191 { 192 struct virtio_gpu_cmd_submit cs; 193 void *buf; 194 size_t s; 195 196 VIRTIO_GPU_FILL_CMD(cs); 197 trace_virtio_gpu_cmd_ctx_submit(cs.hdr.ctx_id, cs.size); 198 199 buf = g_malloc(cs.size); 200 s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 201 sizeof(cs), buf, cs.size); 202 if (s != cs.size) { 203 qemu_log_mask(LOG_GUEST_ERROR, "%s: size mismatch (%zd/%d)", 204 __func__, s, cs.size); 205 cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 206 goto out; 207 } 208 209 if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 210 g->stats.req_3d++; 211 g->stats.bytes_3d += cs.size; 212 } 213 214 virgl_renderer_submit_cmd(buf, cs.hdr.ctx_id, cs.size / 4); 215 216 out: 217 g_free(buf); 218 } 219 220 static void virgl_cmd_transfer_to_host_2d(VirtIOGPU *g, 221 struct virtio_gpu_ctrl_command *cmd) 222 { 223 struct virtio_gpu_transfer_to_host_2d t2d; 224 struct virtio_gpu_box box; 225 226 VIRTIO_GPU_FILL_CMD(t2d); 227 trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 228 229 box.x = t2d.r.x; 230 box.y = t2d.r.y; 231 box.z = 0; 232 box.w = t2d.r.width; 233 box.h = t2d.r.height; 234 box.d = 1; 235 236 virgl_renderer_transfer_write_iov(t2d.resource_id, 237 0, 238 0, 239 0, 240 0, 241 (struct virgl_box *)&box, 242 t2d.offset, NULL, 0); 243 } 244 245 static void virgl_cmd_transfer_to_host_3d(VirtIOGPU *g, 246 struct virtio_gpu_ctrl_command *cmd) 247 { 248 struct virtio_gpu_transfer_host_3d t3d; 249 250 VIRTIO_GPU_FILL_CMD(t3d); 251 trace_virtio_gpu_cmd_res_xfer_toh_3d(t3d.resource_id); 252 253 virgl_renderer_transfer_write_iov(t3d.resource_id, 254 t3d.hdr.ctx_id, 255 t3d.level, 256 t3d.stride, 257 t3d.layer_stride, 258 (struct virgl_box *)&t3d.box, 259 t3d.offset, NULL, 0); 260 } 261 262 static void 263 virgl_cmd_transfer_from_host_3d(VirtIOGPU *g, 264 struct virtio_gpu_ctrl_command *cmd) 265 { 266 struct virtio_gpu_transfer_host_3d tf3d; 267 268 VIRTIO_GPU_FILL_CMD(tf3d); 269 trace_virtio_gpu_cmd_res_xfer_fromh_3d(tf3d.resource_id); 270 271 virgl_renderer_transfer_read_iov(tf3d.resource_id, 272 tf3d.hdr.ctx_id, 273 tf3d.level, 274 tf3d.stride, 275 tf3d.layer_stride, 276 (struct virgl_box *)&tf3d.box, 277 tf3d.offset, NULL, 0); 278 } 279 280 281 static void virgl_resource_attach_backing(VirtIOGPU *g, 282 struct virtio_gpu_ctrl_command *cmd) 283 { 284 struct virtio_gpu_resource_attach_backing att_rb; 285 struct iovec *res_iovs; 286 uint32_t res_niov; 287 int ret; 288 289 VIRTIO_GPU_FILL_CMD(att_rb); 290 trace_virtio_gpu_cmd_res_back_attach(att_rb.resource_id); 291 292 ret = virtio_gpu_create_mapping_iov(g, att_rb.nr_entries, sizeof(att_rb), 293 cmd, NULL, &res_iovs, &res_niov); 294 if (ret != 0) { 295 cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 296 return; 297 } 298 299 ret = virgl_renderer_resource_attach_iov(att_rb.resource_id, 300 res_iovs, res_niov); 301 302 if (ret != 0) 303 virtio_gpu_cleanup_mapping_iov(g, res_iovs, res_niov); 304 } 305 306 static void virgl_resource_detach_backing(VirtIOGPU *g, 307 struct virtio_gpu_ctrl_command *cmd) 308 { 309 struct virtio_gpu_resource_detach_backing detach_rb; 310 struct iovec *res_iovs = NULL; 311 int num_iovs = 0; 312 313 VIRTIO_GPU_FILL_CMD(detach_rb); 314 trace_virtio_gpu_cmd_res_back_detach(detach_rb.resource_id); 315 316 virgl_renderer_resource_detach_iov(detach_rb.resource_id, 317 &res_iovs, 318 &num_iovs); 319 if (res_iovs == NULL || num_iovs == 0) { 320 return; 321 } 322 virtio_gpu_cleanup_mapping_iov(g, res_iovs, num_iovs); 323 } 324 325 326 static void virgl_cmd_ctx_attach_resource(VirtIOGPU *g, 327 struct virtio_gpu_ctrl_command *cmd) 328 { 329 struct virtio_gpu_ctx_resource att_res; 330 331 VIRTIO_GPU_FILL_CMD(att_res); 332 trace_virtio_gpu_cmd_ctx_res_attach(att_res.hdr.ctx_id, 333 att_res.resource_id); 334 335 virgl_renderer_ctx_attach_resource(att_res.hdr.ctx_id, att_res.resource_id); 336 } 337 338 static void virgl_cmd_ctx_detach_resource(VirtIOGPU *g, 339 struct virtio_gpu_ctrl_command *cmd) 340 { 341 struct virtio_gpu_ctx_resource det_res; 342 343 VIRTIO_GPU_FILL_CMD(det_res); 344 trace_virtio_gpu_cmd_ctx_res_detach(det_res.hdr.ctx_id, 345 det_res.resource_id); 346 347 virgl_renderer_ctx_detach_resource(det_res.hdr.ctx_id, det_res.resource_id); 348 } 349 350 static void virgl_cmd_get_capset_info(VirtIOGPU *g, 351 struct virtio_gpu_ctrl_command *cmd) 352 { 353 struct virtio_gpu_get_capset_info info; 354 struct virtio_gpu_resp_capset_info resp; 355 356 VIRTIO_GPU_FILL_CMD(info); 357 358 memset(&resp, 0, sizeof(resp)); 359 if (info.capset_index == 0) { 360 resp.capset_id = VIRTIO_GPU_CAPSET_VIRGL; 361 virgl_renderer_get_cap_set(resp.capset_id, 362 &resp.capset_max_version, 363 &resp.capset_max_size); 364 } else if (info.capset_index == 1) { 365 resp.capset_id = VIRTIO_GPU_CAPSET_VIRGL2; 366 virgl_renderer_get_cap_set(resp.capset_id, 367 &resp.capset_max_version, 368 &resp.capset_max_size); 369 } else { 370 resp.capset_max_version = 0; 371 resp.capset_max_size = 0; 372 } 373 resp.hdr.type = VIRTIO_GPU_RESP_OK_CAPSET_INFO; 374 virtio_gpu_ctrl_response(g, cmd, &resp.hdr, sizeof(resp)); 375 } 376 377 static void virgl_cmd_get_capset(VirtIOGPU *g, 378 struct virtio_gpu_ctrl_command *cmd) 379 { 380 struct virtio_gpu_get_capset gc; 381 struct virtio_gpu_resp_capset *resp; 382 uint32_t max_ver, max_size; 383 VIRTIO_GPU_FILL_CMD(gc); 384 385 virgl_renderer_get_cap_set(gc.capset_id, &max_ver, 386 &max_size); 387 if (!max_size) { 388 cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 389 return; 390 } 391 392 resp = g_malloc0(sizeof(*resp) + max_size); 393 resp->hdr.type = VIRTIO_GPU_RESP_OK_CAPSET; 394 virgl_renderer_fill_caps(gc.capset_id, 395 gc.capset_version, 396 (void *)resp->capset_data); 397 virtio_gpu_ctrl_response(g, cmd, &resp->hdr, sizeof(*resp) + max_size); 398 g_free(resp); 399 } 400 401 void virtio_gpu_virgl_process_cmd(VirtIOGPU *g, 402 struct virtio_gpu_ctrl_command *cmd) 403 { 404 VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 405 406 virgl_renderer_force_ctx_0(); 407 switch (cmd->cmd_hdr.type) { 408 case VIRTIO_GPU_CMD_CTX_CREATE: 409 virgl_cmd_context_create(g, cmd); 410 break; 411 case VIRTIO_GPU_CMD_CTX_DESTROY: 412 virgl_cmd_context_destroy(g, cmd); 413 break; 414 case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 415 virgl_cmd_create_resource_2d(g, cmd); 416 break; 417 case VIRTIO_GPU_CMD_RESOURCE_CREATE_3D: 418 virgl_cmd_create_resource_3d(g, cmd); 419 break; 420 case VIRTIO_GPU_CMD_SUBMIT_3D: 421 virgl_cmd_submit_3d(g, cmd); 422 break; 423 case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 424 virgl_cmd_transfer_to_host_2d(g, cmd); 425 break; 426 case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_3D: 427 virgl_cmd_transfer_to_host_3d(g, cmd); 428 break; 429 case VIRTIO_GPU_CMD_TRANSFER_FROM_HOST_3D: 430 virgl_cmd_transfer_from_host_3d(g, cmd); 431 break; 432 case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 433 virgl_resource_attach_backing(g, cmd); 434 break; 435 case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 436 virgl_resource_detach_backing(g, cmd); 437 break; 438 case VIRTIO_GPU_CMD_SET_SCANOUT: 439 virgl_cmd_set_scanout(g, cmd); 440 break; 441 case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 442 virgl_cmd_resource_flush(g, cmd); 443 break; 444 case VIRTIO_GPU_CMD_RESOURCE_UNREF: 445 virgl_cmd_resource_unref(g, cmd); 446 break; 447 case VIRTIO_GPU_CMD_CTX_ATTACH_RESOURCE: 448 /* TODO add security */ 449 virgl_cmd_ctx_attach_resource(g, cmd); 450 break; 451 case VIRTIO_GPU_CMD_CTX_DETACH_RESOURCE: 452 /* TODO add security */ 453 virgl_cmd_ctx_detach_resource(g, cmd); 454 break; 455 case VIRTIO_GPU_CMD_GET_CAPSET_INFO: 456 virgl_cmd_get_capset_info(g, cmd); 457 break; 458 case VIRTIO_GPU_CMD_GET_CAPSET: 459 virgl_cmd_get_capset(g, cmd); 460 break; 461 case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 462 virtio_gpu_get_display_info(g, cmd); 463 break; 464 case VIRTIO_GPU_CMD_GET_EDID: 465 virtio_gpu_get_edid(g, cmd); 466 break; 467 default: 468 cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 469 break; 470 } 471 472 if (cmd->finished) { 473 return; 474 } 475 if (cmd->error) { 476 fprintf(stderr, "%s: ctrl 0x%x, error 0x%x\n", __func__, 477 cmd->cmd_hdr.type, cmd->error); 478 virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error); 479 return; 480 } 481 if (!(cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE)) { 482 virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 483 return; 484 } 485 486 trace_virtio_gpu_fence_ctrl(cmd->cmd_hdr.fence_id, cmd->cmd_hdr.type); 487 virgl_renderer_create_fence(cmd->cmd_hdr.fence_id, cmd->cmd_hdr.type); 488 } 489 490 static void virgl_write_fence(void *opaque, uint32_t fence) 491 { 492 VirtIOGPU *g = opaque; 493 struct virtio_gpu_ctrl_command *cmd, *tmp; 494 495 QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) { 496 /* 497 * the guest can end up emitting fences out of order 498 * so we should check all fenced cmds not just the first one. 499 */ 500 if (cmd->cmd_hdr.fence_id > fence) { 501 continue; 502 } 503 trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id); 504 virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 505 QTAILQ_REMOVE(&g->fenceq, cmd, next); 506 g_free(cmd); 507 g->inflight--; 508 if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 509 fprintf(stderr, "inflight: %3d (-)\r", g->inflight); 510 } 511 } 512 } 513 514 static virgl_renderer_gl_context 515 virgl_create_context(void *opaque, int scanout_idx, 516 struct virgl_renderer_gl_ctx_param *params) 517 { 518 VirtIOGPU *g = opaque; 519 QEMUGLContext ctx; 520 QEMUGLParams qparams; 521 522 qparams.major_ver = params->major_ver; 523 qparams.minor_ver = params->minor_ver; 524 525 ctx = dpy_gl_ctx_create(g->parent_obj.scanout[scanout_idx].con, &qparams); 526 return (virgl_renderer_gl_context)ctx; 527 } 528 529 static void virgl_destroy_context(void *opaque, virgl_renderer_gl_context ctx) 530 { 531 VirtIOGPU *g = opaque; 532 QEMUGLContext qctx = (QEMUGLContext)ctx; 533 534 dpy_gl_ctx_destroy(g->parent_obj.scanout[0].con, qctx); 535 } 536 537 static int virgl_make_context_current(void *opaque, int scanout_idx, 538 virgl_renderer_gl_context ctx) 539 { 540 VirtIOGPU *g = opaque; 541 QEMUGLContext qctx = (QEMUGLContext)ctx; 542 543 return dpy_gl_ctx_make_current(g->parent_obj.scanout[scanout_idx].con, 544 qctx); 545 } 546 547 static struct virgl_renderer_callbacks virtio_gpu_3d_cbs = { 548 .version = 1, 549 .write_fence = virgl_write_fence, 550 .create_gl_context = virgl_create_context, 551 .destroy_gl_context = virgl_destroy_context, 552 .make_current = virgl_make_context_current, 553 }; 554 555 static void virtio_gpu_print_stats(void *opaque) 556 { 557 VirtIOGPU *g = opaque; 558 559 if (g->stats.requests) { 560 fprintf(stderr, "stats: vq req %4d, %3d -- 3D %4d (%5d)\n", 561 g->stats.requests, 562 g->stats.max_inflight, 563 g->stats.req_3d, 564 g->stats.bytes_3d); 565 g->stats.requests = 0; 566 g->stats.max_inflight = 0; 567 g->stats.req_3d = 0; 568 g->stats.bytes_3d = 0; 569 } else { 570 fprintf(stderr, "stats: idle\r"); 571 } 572 timer_mod(g->print_stats, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 1000); 573 } 574 575 static void virtio_gpu_fence_poll(void *opaque) 576 { 577 VirtIOGPU *g = opaque; 578 579 virgl_renderer_poll(); 580 virtio_gpu_process_cmdq(g); 581 if (!QTAILQ_EMPTY(&g->cmdq) || !QTAILQ_EMPTY(&g->fenceq)) { 582 timer_mod(g->fence_poll, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 10); 583 } 584 } 585 586 void virtio_gpu_virgl_fence_poll(VirtIOGPU *g) 587 { 588 virtio_gpu_fence_poll(g); 589 } 590 591 void virtio_gpu_virgl_reset_scanout(VirtIOGPU *g) 592 { 593 int i; 594 595 for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 596 dpy_gfx_replace_surface(g->parent_obj.scanout[i].con, NULL); 597 dpy_gl_scanout_disable(g->parent_obj.scanout[i].con); 598 } 599 } 600 601 void virtio_gpu_virgl_reset(VirtIOGPU *g) 602 { 603 virgl_renderer_reset(); 604 } 605 606 int virtio_gpu_virgl_init(VirtIOGPU *g) 607 { 608 int ret; 609 610 ret = virgl_renderer_init(g, 0, &virtio_gpu_3d_cbs); 611 if (ret != 0) { 612 error_report("virgl could not be initialized: %d", ret); 613 return ret; 614 } 615 616 g->fence_poll = timer_new_ms(QEMU_CLOCK_VIRTUAL, 617 virtio_gpu_fence_poll, g); 618 619 if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 620 g->print_stats = timer_new_ms(QEMU_CLOCK_VIRTUAL, 621 virtio_gpu_print_stats, g); 622 timer_mod(g->print_stats, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 1000); 623 } 624 return 0; 625 } 626 627 int virtio_gpu_virgl_get_num_capsets(VirtIOGPU *g) 628 { 629 uint32_t capset2_max_ver, capset2_max_size; 630 virgl_renderer_get_cap_set(VIRTIO_GPU_CAPSET_VIRGL2, 631 &capset2_max_ver, 632 &capset2_max_size); 633 634 return capset2_max_ver ? 2 : 1; 635 }