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/error-report.h" 16 #include "qemu/iov.h" 17 #include "trace.h" 18 #include "hw/virtio/virtio.h" 19 #include "hw/virtio/virtio-gpu.h" 20 21 #include "ui/egl-helpers.h" 22 23 #include <virglrenderer.h> 24 25 #if VIRGL_RENDERER_CALLBACKS_VERSION >= 4 26 static void * 27 virgl_get_egl_display(G_GNUC_UNUSED void *cookie) 28 { 29 return qemu_egl_display; 30 } 31 #endif 32 33 static void virgl_cmd_create_resource_2d(VirtIOGPU *g, 34 struct virtio_gpu_ctrl_command *cmd) 35 { 36 struct virtio_gpu_resource_create_2d c2d; 37 struct virgl_renderer_resource_create_args args; 38 39 VIRTIO_GPU_FILL_CMD(c2d); 40 trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 41 c2d.width, c2d.height); 42 43 args.handle = c2d.resource_id; 44 args.target = 2; 45 args.format = c2d.format; 46 args.bind = (1 << 1); 47 args.width = c2d.width; 48 args.height = c2d.height; 49 args.depth = 1; 50 args.array_size = 1; 51 args.last_level = 0; 52 args.nr_samples = 0; 53 args.flags = VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP; 54 virgl_renderer_resource_create(&args, NULL, 0); 55 } 56 57 static void virgl_cmd_create_resource_3d(VirtIOGPU *g, 58 struct virtio_gpu_ctrl_command *cmd) 59 { 60 struct virtio_gpu_resource_create_3d c3d; 61 struct virgl_renderer_resource_create_args args; 62 63 VIRTIO_GPU_FILL_CMD(c3d); 64 trace_virtio_gpu_cmd_res_create_3d(c3d.resource_id, c3d.format, 65 c3d.width, c3d.height, c3d.depth); 66 67 args.handle = c3d.resource_id; 68 args.target = c3d.target; 69 args.format = c3d.format; 70 args.bind = c3d.bind; 71 args.width = c3d.width; 72 args.height = c3d.height; 73 args.depth = c3d.depth; 74 args.array_size = c3d.array_size; 75 args.last_level = c3d.last_level; 76 args.nr_samples = c3d.nr_samples; 77 args.flags = c3d.flags; 78 virgl_renderer_resource_create(&args, NULL, 0); 79 } 80 81 static void virgl_cmd_resource_unref(VirtIOGPU *g, 82 struct virtio_gpu_ctrl_command *cmd) 83 { 84 struct virtio_gpu_resource_unref unref; 85 struct iovec *res_iovs = NULL; 86 int num_iovs = 0; 87 88 VIRTIO_GPU_FILL_CMD(unref); 89 trace_virtio_gpu_cmd_res_unref(unref.resource_id); 90 91 virgl_renderer_resource_detach_iov(unref.resource_id, 92 &res_iovs, 93 &num_iovs); 94 if (res_iovs != NULL && num_iovs != 0) { 95 virtio_gpu_cleanup_mapping_iov(g, res_iovs, num_iovs); 96 } 97 virgl_renderer_resource_unref(unref.resource_id); 98 } 99 100 static void virgl_cmd_context_create(VirtIOGPU *g, 101 struct virtio_gpu_ctrl_command *cmd) 102 { 103 struct virtio_gpu_ctx_create cc; 104 105 VIRTIO_GPU_FILL_CMD(cc); 106 trace_virtio_gpu_cmd_ctx_create(cc.hdr.ctx_id, 107 cc.debug_name); 108 109 virgl_renderer_context_create(cc.hdr.ctx_id, cc.nlen, 110 cc.debug_name); 111 } 112 113 static void virgl_cmd_context_destroy(VirtIOGPU *g, 114 struct virtio_gpu_ctrl_command *cmd) 115 { 116 struct virtio_gpu_ctx_destroy cd; 117 118 VIRTIO_GPU_FILL_CMD(cd); 119 trace_virtio_gpu_cmd_ctx_destroy(cd.hdr.ctx_id); 120 121 virgl_renderer_context_destroy(cd.hdr.ctx_id); 122 } 123 124 static void virtio_gpu_rect_update(VirtIOGPU *g, int idx, int x, int y, 125 int width, int height) 126 { 127 if (!g->parent_obj.scanout[idx].con) { 128 return; 129 } 130 131 dpy_gl_update(g->parent_obj.scanout[idx].con, x, y, width, height); 132 } 133 134 static void virgl_cmd_resource_flush(VirtIOGPU *g, 135 struct virtio_gpu_ctrl_command *cmd) 136 { 137 struct virtio_gpu_resource_flush rf; 138 int i; 139 140 VIRTIO_GPU_FILL_CMD(rf); 141 trace_virtio_gpu_cmd_res_flush(rf.resource_id, 142 rf.r.width, rf.r.height, rf.r.x, rf.r.y); 143 144 for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 145 if (g->parent_obj.scanout[i].resource_id != rf.resource_id) { 146 continue; 147 } 148 virtio_gpu_rect_update(g, i, rf.r.x, rf.r.y, rf.r.width, rf.r.height); 149 } 150 } 151 152 static void virgl_cmd_set_scanout(VirtIOGPU *g, 153 struct virtio_gpu_ctrl_command *cmd) 154 { 155 struct virtio_gpu_set_scanout ss; 156 int ret; 157 158 VIRTIO_GPU_FILL_CMD(ss); 159 trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 160 ss.r.width, ss.r.height, ss.r.x, ss.r.y); 161 162 if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 163 qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 164 __func__, ss.scanout_id); 165 cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 166 return; 167 } 168 g->parent_obj.enable = 1; 169 170 if (ss.resource_id && ss.r.width && ss.r.height) { 171 struct virgl_renderer_resource_info info; 172 void *d3d_tex2d = NULL; 173 174 #ifdef HAVE_VIRGL_D3D_INFO_EXT 175 struct virgl_renderer_resource_info_ext ext; 176 memset(&ext, 0, sizeof(ext)); 177 ret = virgl_renderer_resource_get_info_ext(ss.resource_id, &ext); 178 info = ext.base; 179 d3d_tex2d = ext.d3d_tex2d; 180 #else 181 memset(&info, 0, sizeof(info)); 182 ret = virgl_renderer_resource_get_info(ss.resource_id, &info); 183 #endif 184 if (ret) { 185 qemu_log_mask(LOG_GUEST_ERROR, 186 "%s: illegal resource specified %d\n", 187 __func__, ss.resource_id); 188 cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 189 return; 190 } 191 qemu_console_resize(g->parent_obj.scanout[ss.scanout_id].con, 192 ss.r.width, ss.r.height); 193 virgl_renderer_force_ctx_0(); 194 dpy_gl_scanout_texture( 195 g->parent_obj.scanout[ss.scanout_id].con, info.tex_id, 196 info.flags & VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP, 197 info.width, info.height, 198 ss.r.x, ss.r.y, ss.r.width, ss.r.height, 199 d3d_tex2d); 200 } else { 201 dpy_gfx_replace_surface( 202 g->parent_obj.scanout[ss.scanout_id].con, NULL); 203 dpy_gl_scanout_disable(g->parent_obj.scanout[ss.scanout_id].con); 204 } 205 g->parent_obj.scanout[ss.scanout_id].resource_id = ss.resource_id; 206 } 207 208 static void virgl_cmd_submit_3d(VirtIOGPU *g, 209 struct virtio_gpu_ctrl_command *cmd) 210 { 211 struct virtio_gpu_cmd_submit cs; 212 void *buf; 213 size_t s; 214 215 VIRTIO_GPU_FILL_CMD(cs); 216 trace_virtio_gpu_cmd_ctx_submit(cs.hdr.ctx_id, cs.size); 217 218 buf = g_malloc(cs.size); 219 s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 220 sizeof(cs), buf, cs.size); 221 if (s != cs.size) { 222 qemu_log_mask(LOG_GUEST_ERROR, "%s: size mismatch (%zd/%d)", 223 __func__, s, cs.size); 224 cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 225 goto out; 226 } 227 228 if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 229 g->stats.req_3d++; 230 g->stats.bytes_3d += cs.size; 231 } 232 233 virgl_renderer_submit_cmd(buf, cs.hdr.ctx_id, cs.size / 4); 234 235 out: 236 g_free(buf); 237 } 238 239 static void virgl_cmd_transfer_to_host_2d(VirtIOGPU *g, 240 struct virtio_gpu_ctrl_command *cmd) 241 { 242 struct virtio_gpu_transfer_to_host_2d t2d; 243 struct virtio_gpu_box box; 244 245 VIRTIO_GPU_FILL_CMD(t2d); 246 trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 247 248 box.x = t2d.r.x; 249 box.y = t2d.r.y; 250 box.z = 0; 251 box.w = t2d.r.width; 252 box.h = t2d.r.height; 253 box.d = 1; 254 255 virgl_renderer_transfer_write_iov(t2d.resource_id, 256 0, 257 0, 258 0, 259 0, 260 (struct virgl_box *)&box, 261 t2d.offset, NULL, 0); 262 } 263 264 static void virgl_cmd_transfer_to_host_3d(VirtIOGPU *g, 265 struct virtio_gpu_ctrl_command *cmd) 266 { 267 struct virtio_gpu_transfer_host_3d t3d; 268 269 VIRTIO_GPU_FILL_CMD(t3d); 270 trace_virtio_gpu_cmd_res_xfer_toh_3d(t3d.resource_id); 271 272 virgl_renderer_transfer_write_iov(t3d.resource_id, 273 t3d.hdr.ctx_id, 274 t3d.level, 275 t3d.stride, 276 t3d.layer_stride, 277 (struct virgl_box *)&t3d.box, 278 t3d.offset, NULL, 0); 279 } 280 281 static void 282 virgl_cmd_transfer_from_host_3d(VirtIOGPU *g, 283 struct virtio_gpu_ctrl_command *cmd) 284 { 285 struct virtio_gpu_transfer_host_3d tf3d; 286 287 VIRTIO_GPU_FILL_CMD(tf3d); 288 trace_virtio_gpu_cmd_res_xfer_fromh_3d(tf3d.resource_id); 289 290 virgl_renderer_transfer_read_iov(tf3d.resource_id, 291 tf3d.hdr.ctx_id, 292 tf3d.level, 293 tf3d.stride, 294 tf3d.layer_stride, 295 (struct virgl_box *)&tf3d.box, 296 tf3d.offset, NULL, 0); 297 } 298 299 300 static void virgl_resource_attach_backing(VirtIOGPU *g, 301 struct virtio_gpu_ctrl_command *cmd) 302 { 303 struct virtio_gpu_resource_attach_backing att_rb; 304 struct iovec *res_iovs; 305 uint32_t res_niov; 306 int ret; 307 308 VIRTIO_GPU_FILL_CMD(att_rb); 309 trace_virtio_gpu_cmd_res_back_attach(att_rb.resource_id); 310 311 ret = virtio_gpu_create_mapping_iov(g, att_rb.nr_entries, sizeof(att_rb), 312 cmd, NULL, &res_iovs, &res_niov); 313 if (ret != 0) { 314 cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 315 return; 316 } 317 318 ret = virgl_renderer_resource_attach_iov(att_rb.resource_id, 319 res_iovs, res_niov); 320 321 if (ret != 0) 322 virtio_gpu_cleanup_mapping_iov(g, res_iovs, res_niov); 323 } 324 325 static void virgl_resource_detach_backing(VirtIOGPU *g, 326 struct virtio_gpu_ctrl_command *cmd) 327 { 328 struct virtio_gpu_resource_detach_backing detach_rb; 329 struct iovec *res_iovs = NULL; 330 int num_iovs = 0; 331 332 VIRTIO_GPU_FILL_CMD(detach_rb); 333 trace_virtio_gpu_cmd_res_back_detach(detach_rb.resource_id); 334 335 virgl_renderer_resource_detach_iov(detach_rb.resource_id, 336 &res_iovs, 337 &num_iovs); 338 if (res_iovs == NULL || num_iovs == 0) { 339 return; 340 } 341 virtio_gpu_cleanup_mapping_iov(g, res_iovs, num_iovs); 342 } 343 344 345 static void virgl_cmd_ctx_attach_resource(VirtIOGPU *g, 346 struct virtio_gpu_ctrl_command *cmd) 347 { 348 struct virtio_gpu_ctx_resource att_res; 349 350 VIRTIO_GPU_FILL_CMD(att_res); 351 trace_virtio_gpu_cmd_ctx_res_attach(att_res.hdr.ctx_id, 352 att_res.resource_id); 353 354 virgl_renderer_ctx_attach_resource(att_res.hdr.ctx_id, att_res.resource_id); 355 } 356 357 static void virgl_cmd_ctx_detach_resource(VirtIOGPU *g, 358 struct virtio_gpu_ctrl_command *cmd) 359 { 360 struct virtio_gpu_ctx_resource det_res; 361 362 VIRTIO_GPU_FILL_CMD(det_res); 363 trace_virtio_gpu_cmd_ctx_res_detach(det_res.hdr.ctx_id, 364 det_res.resource_id); 365 366 virgl_renderer_ctx_detach_resource(det_res.hdr.ctx_id, det_res.resource_id); 367 } 368 369 static void virgl_cmd_get_capset_info(VirtIOGPU *g, 370 struct virtio_gpu_ctrl_command *cmd) 371 { 372 struct virtio_gpu_get_capset_info info; 373 struct virtio_gpu_resp_capset_info resp; 374 375 VIRTIO_GPU_FILL_CMD(info); 376 377 memset(&resp, 0, sizeof(resp)); 378 if (info.capset_index == 0) { 379 resp.capset_id = VIRTIO_GPU_CAPSET_VIRGL; 380 virgl_renderer_get_cap_set(resp.capset_id, 381 &resp.capset_max_version, 382 &resp.capset_max_size); 383 } else if (info.capset_index == 1) { 384 resp.capset_id = VIRTIO_GPU_CAPSET_VIRGL2; 385 virgl_renderer_get_cap_set(resp.capset_id, 386 &resp.capset_max_version, 387 &resp.capset_max_size); 388 } else { 389 resp.capset_max_version = 0; 390 resp.capset_max_size = 0; 391 } 392 resp.hdr.type = VIRTIO_GPU_RESP_OK_CAPSET_INFO; 393 virtio_gpu_ctrl_response(g, cmd, &resp.hdr, sizeof(resp)); 394 } 395 396 static void virgl_cmd_get_capset(VirtIOGPU *g, 397 struct virtio_gpu_ctrl_command *cmd) 398 { 399 struct virtio_gpu_get_capset gc; 400 struct virtio_gpu_resp_capset *resp; 401 uint32_t max_ver, max_size; 402 VIRTIO_GPU_FILL_CMD(gc); 403 404 virgl_renderer_get_cap_set(gc.capset_id, &max_ver, 405 &max_size); 406 if (!max_size) { 407 cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 408 return; 409 } 410 411 resp = g_malloc0(sizeof(*resp) + max_size); 412 resp->hdr.type = VIRTIO_GPU_RESP_OK_CAPSET; 413 virgl_renderer_fill_caps(gc.capset_id, 414 gc.capset_version, 415 (void *)resp->capset_data); 416 virtio_gpu_ctrl_response(g, cmd, &resp->hdr, sizeof(*resp) + max_size); 417 g_free(resp); 418 } 419 420 void virtio_gpu_virgl_process_cmd(VirtIOGPU *g, 421 struct virtio_gpu_ctrl_command *cmd) 422 { 423 VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 424 425 virgl_renderer_force_ctx_0(); 426 switch (cmd->cmd_hdr.type) { 427 case VIRTIO_GPU_CMD_CTX_CREATE: 428 virgl_cmd_context_create(g, cmd); 429 break; 430 case VIRTIO_GPU_CMD_CTX_DESTROY: 431 virgl_cmd_context_destroy(g, cmd); 432 break; 433 case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 434 virgl_cmd_create_resource_2d(g, cmd); 435 break; 436 case VIRTIO_GPU_CMD_RESOURCE_CREATE_3D: 437 virgl_cmd_create_resource_3d(g, cmd); 438 break; 439 case VIRTIO_GPU_CMD_SUBMIT_3D: 440 virgl_cmd_submit_3d(g, cmd); 441 break; 442 case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 443 virgl_cmd_transfer_to_host_2d(g, cmd); 444 break; 445 case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_3D: 446 virgl_cmd_transfer_to_host_3d(g, cmd); 447 break; 448 case VIRTIO_GPU_CMD_TRANSFER_FROM_HOST_3D: 449 virgl_cmd_transfer_from_host_3d(g, cmd); 450 break; 451 case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 452 virgl_resource_attach_backing(g, cmd); 453 break; 454 case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 455 virgl_resource_detach_backing(g, cmd); 456 break; 457 case VIRTIO_GPU_CMD_SET_SCANOUT: 458 virgl_cmd_set_scanout(g, cmd); 459 break; 460 case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 461 virgl_cmd_resource_flush(g, cmd); 462 break; 463 case VIRTIO_GPU_CMD_RESOURCE_UNREF: 464 virgl_cmd_resource_unref(g, cmd); 465 break; 466 case VIRTIO_GPU_CMD_CTX_ATTACH_RESOURCE: 467 /* TODO add security */ 468 virgl_cmd_ctx_attach_resource(g, cmd); 469 break; 470 case VIRTIO_GPU_CMD_CTX_DETACH_RESOURCE: 471 /* TODO add security */ 472 virgl_cmd_ctx_detach_resource(g, cmd); 473 break; 474 case VIRTIO_GPU_CMD_GET_CAPSET_INFO: 475 virgl_cmd_get_capset_info(g, cmd); 476 break; 477 case VIRTIO_GPU_CMD_GET_CAPSET: 478 virgl_cmd_get_capset(g, cmd); 479 break; 480 case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 481 virtio_gpu_get_display_info(g, cmd); 482 break; 483 case VIRTIO_GPU_CMD_GET_EDID: 484 virtio_gpu_get_edid(g, cmd); 485 break; 486 default: 487 cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 488 break; 489 } 490 491 if (cmd->finished) { 492 return; 493 } 494 if (cmd->error) { 495 fprintf(stderr, "%s: ctrl 0x%x, error 0x%x\n", __func__, 496 cmd->cmd_hdr.type, cmd->error); 497 virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error); 498 return; 499 } 500 if (!(cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE)) { 501 virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 502 return; 503 } 504 505 trace_virtio_gpu_fence_ctrl(cmd->cmd_hdr.fence_id, cmd->cmd_hdr.type); 506 virgl_renderer_create_fence(cmd->cmd_hdr.fence_id, cmd->cmd_hdr.type); 507 } 508 509 static void virgl_write_fence(void *opaque, uint32_t fence) 510 { 511 VirtIOGPU *g = opaque; 512 struct virtio_gpu_ctrl_command *cmd, *tmp; 513 514 QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) { 515 /* 516 * the guest can end up emitting fences out of order 517 * so we should check all fenced cmds not just the first one. 518 */ 519 if (cmd->cmd_hdr.fence_id > fence) { 520 continue; 521 } 522 trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id); 523 virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 524 QTAILQ_REMOVE(&g->fenceq, cmd, next); 525 g_free(cmd); 526 g->inflight--; 527 if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 528 fprintf(stderr, "inflight: %3d (-)\r", g->inflight); 529 } 530 } 531 } 532 533 static virgl_renderer_gl_context 534 virgl_create_context(void *opaque, int scanout_idx, 535 struct virgl_renderer_gl_ctx_param *params) 536 { 537 VirtIOGPU *g = opaque; 538 QEMUGLContext ctx; 539 QEMUGLParams qparams; 540 541 qparams.major_ver = params->major_ver; 542 qparams.minor_ver = params->minor_ver; 543 544 ctx = dpy_gl_ctx_create(g->parent_obj.scanout[scanout_idx].con, &qparams); 545 return (virgl_renderer_gl_context)ctx; 546 } 547 548 static void virgl_destroy_context(void *opaque, virgl_renderer_gl_context ctx) 549 { 550 VirtIOGPU *g = opaque; 551 QEMUGLContext qctx = (QEMUGLContext)ctx; 552 553 dpy_gl_ctx_destroy(g->parent_obj.scanout[0].con, qctx); 554 } 555 556 static int virgl_make_context_current(void *opaque, int scanout_idx, 557 virgl_renderer_gl_context ctx) 558 { 559 VirtIOGPU *g = opaque; 560 QEMUGLContext qctx = (QEMUGLContext)ctx; 561 562 return dpy_gl_ctx_make_current(g->parent_obj.scanout[scanout_idx].con, 563 qctx); 564 } 565 566 static struct virgl_renderer_callbacks virtio_gpu_3d_cbs = { 567 .version = 1, 568 .write_fence = virgl_write_fence, 569 .create_gl_context = virgl_create_context, 570 .destroy_gl_context = virgl_destroy_context, 571 .make_current = virgl_make_context_current, 572 }; 573 574 static void virtio_gpu_print_stats(void *opaque) 575 { 576 VirtIOGPU *g = opaque; 577 578 if (g->stats.requests) { 579 fprintf(stderr, "stats: vq req %4d, %3d -- 3D %4d (%5d)\n", 580 g->stats.requests, 581 g->stats.max_inflight, 582 g->stats.req_3d, 583 g->stats.bytes_3d); 584 g->stats.requests = 0; 585 g->stats.max_inflight = 0; 586 g->stats.req_3d = 0; 587 g->stats.bytes_3d = 0; 588 } else { 589 fprintf(stderr, "stats: idle\r"); 590 } 591 timer_mod(g->print_stats, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 1000); 592 } 593 594 static void virtio_gpu_fence_poll(void *opaque) 595 { 596 VirtIOGPU *g = opaque; 597 598 virgl_renderer_poll(); 599 virtio_gpu_process_cmdq(g); 600 if (!QTAILQ_EMPTY(&g->cmdq) || !QTAILQ_EMPTY(&g->fenceq)) { 601 timer_mod(g->fence_poll, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 10); 602 } 603 } 604 605 void virtio_gpu_virgl_fence_poll(VirtIOGPU *g) 606 { 607 virtio_gpu_fence_poll(g); 608 } 609 610 void virtio_gpu_virgl_reset_scanout(VirtIOGPU *g) 611 { 612 int i; 613 614 for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 615 dpy_gfx_replace_surface(g->parent_obj.scanout[i].con, NULL); 616 dpy_gl_scanout_disable(g->parent_obj.scanout[i].con); 617 } 618 } 619 620 void virtio_gpu_virgl_reset(VirtIOGPU *g) 621 { 622 virgl_renderer_reset(); 623 } 624 625 int virtio_gpu_virgl_init(VirtIOGPU *g) 626 { 627 int ret; 628 uint32_t flags = 0; 629 630 #if VIRGL_RENDERER_CALLBACKS_VERSION >= 4 631 if (qemu_egl_display) { 632 virtio_gpu_3d_cbs.version = 4; 633 virtio_gpu_3d_cbs.get_egl_display = virgl_get_egl_display; 634 } 635 #endif 636 #ifdef VIRGL_RENDERER_D3D11_SHARE_TEXTURE 637 if (qemu_egl_angle_d3d) { 638 flags |= VIRGL_RENDERER_D3D11_SHARE_TEXTURE; 639 } 640 #endif 641 642 ret = virgl_renderer_init(g, flags, &virtio_gpu_3d_cbs); 643 if (ret != 0) { 644 error_report("virgl could not be initialized: %d", ret); 645 return ret; 646 } 647 648 g->fence_poll = timer_new_ms(QEMU_CLOCK_VIRTUAL, 649 virtio_gpu_fence_poll, g); 650 651 if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 652 g->print_stats = timer_new_ms(QEMU_CLOCK_VIRTUAL, 653 virtio_gpu_print_stats, g); 654 timer_mod(g->print_stats, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 1000); 655 } 656 return 0; 657 } 658 659 int virtio_gpu_virgl_get_num_capsets(VirtIOGPU *g) 660 { 661 uint32_t capset2_max_ver, capset2_max_size; 662 virgl_renderer_get_cap_set(VIRTIO_GPU_CAPSET_VIRGL2, 663 &capset2_max_ver, 664 &capset2_max_size); 665 666 return capset2_max_ver ? 2 : 1; 667 } 668