src/gallium/drivers/ddebug/dd_context.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2015 Advanced Micro Devices, Inc.
   4  * Copyright 2008 VMware, Inc.
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * on the rights to use, copy, modify, merge, publish, distribute, sub
  11  * license, and/or sell copies of the Software, and to permit persons to whom
  12  * the Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the next
  15  * paragraph) shall be included in all copies or substantial portions of the
  16  * Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  21  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  22  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  23  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  24  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #include "dd_pipe.h"
  29 #include "tgsi/tgsi_parse.h"
  30 #include "util/u_inlines.h"
  31 #include "util/u_memory.h"
  32
  33
  34 static void
  35 safe_memcpy(void *dst, const void *src, size_t size)
  36 {
  37    if (src)
  38       memcpy(dst, src, size);
  39    else
  40       memset(dst, 0, size);
  41 }
  42
  43
  44 /********************************************************************
  45  * queries
  46  */
  47
  48 static struct dd_query *
  49 dd_query(struct pipe_query *query)
  50 {
  51    return (struct dd_query *)query;
  52 }
  53
  54 static struct pipe_query *
  55 dd_query_unwrap(struct pipe_query *query)
  56 {
  57    if (query) {
  58       return dd_query(query)->query;
  59    } else {
  60       return NULL;
  61    }
  62 }
  63
  64 static struct pipe_query *
  65 dd_context_create_query(struct pipe_context *_pipe, unsigned query_type,
  66                         unsigned index)
  67 {
  68    struct pipe_context *pipe = dd_context(_pipe)->pipe;
  69    struct pipe_query *query;
  70
  71    query = pipe->create_query(pipe, query_type, index);
  72
  73    /* Wrap query object. */
  74    if (query) {
  75       struct dd_query *dd_query = CALLOC_STRUCT(dd_query);
  76       if (dd_query) {
  77          dd_query->type = query_type;
  78          dd_query->query = query;
  79          query = (struct pipe_query *)dd_query;
  80       } else {
  81          pipe->destroy_query(pipe, query);
  82          query = NULL;
  83       }
  84    }
  85
  86    return query;
  87 }
  88
  89 static struct pipe_query *
  90 dd_context_create_batch_query(struct pipe_context *_pipe, unsigned num_queries,
  91                               unsigned *query_types)
  92 {
  93    struct pipe_context *pipe = dd_context(_pipe)->pipe;
  94    struct pipe_query *query;
  95
  96    query = pipe->create_batch_query(pipe, num_queries, query_types);
  97
  98    /* Wrap query object. */
  99    if (query) {
 100       struct dd_query *dd_query = CALLOC_STRUCT(dd_query);
 101       if (dd_query) {
 102          /* no special handling for batch queries yet */
 103          dd_query->type = query_types[0];
 104          dd_query->query = query;
 105          query = (struct pipe_query *)dd_query;
 106       } else {
 107          pipe->destroy_query(pipe, query);
 108          query = NULL;
 109       }
 110    }
 111
 112    return query;
 113 }
 114
 115 static void
 116 dd_context_destroy_query(struct pipe_context *_pipe,
 117                          struct pipe_query *query)
 118 {
 119    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 120
 121    pipe->destroy_query(pipe, dd_query_unwrap(query));
 122    FREE(query);
 123 }
 124
 125 static boolean
 126 dd_context_begin_query(struct pipe_context *_pipe, struct pipe_query *query)
 127 {
 128    struct dd_context *dctx = dd_context(_pipe);
 129    struct pipe_context *pipe = dctx->pipe;
 130
 131    return pipe->begin_query(pipe, dd_query_unwrap(query));
 132 }
 133
 134 static bool
 135 dd_context_end_query(struct pipe_context *_pipe, struct pipe_query *query)
 136 {
 137    struct dd_context *dctx = dd_context(_pipe);
 138    struct pipe_context *pipe = dctx->pipe;
 139
 140    return pipe->end_query(pipe, dd_query_unwrap(query));
 141 }
 142
 143 static boolean
 144 dd_context_get_query_result(struct pipe_context *_pipe,
 145                             struct pipe_query *query, boolean wait,
 146                             union pipe_query_result *result)
 147 {
 148    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 149
 150    return pipe->get_query_result(pipe, dd_query_unwrap(query), wait, result);
 151 }
 152
 153 static void
 154 dd_context_set_active_query_state(struct pipe_context *_pipe, boolean enable)
 155 {
 156    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 157
 158    pipe->set_active_query_state(pipe, enable);
 159 }
 160
 161 static void
 162 dd_context_render_condition(struct pipe_context *_pipe,
 163                             struct pipe_query *query, boolean condition,
 164                             uint mode)
 165 {
 166    struct dd_context *dctx = dd_context(_pipe);
 167    struct pipe_context *pipe = dctx->pipe;
 168    struct dd_draw_state *dstate = &dctx->draw_state;
 169
 170    pipe->render_condition(pipe, dd_query_unwrap(query), condition, mode);
 171    dstate->render_cond.query = dd_query(query);
 172    dstate->render_cond.condition = condition;
 173    dstate->render_cond.mode = mode;
 174 }
 175
 176
 177 /********************************************************************
 178  * constant (immutable) non-shader states
 179  */
 180
 181 #define DD_CSO_CREATE(name, shortname) \
 182    static void * \
 183    dd_context_create_##name##_state(struct pipe_context *_pipe, \
 184                                     const struct pipe_##name##_state *state) \
 185    { \
 186       struct pipe_context *pipe = dd_context(_pipe)->pipe; \
 187       struct dd_state *hstate = CALLOC_STRUCT(dd_state); \
 188  \
 189       if (!hstate) \
 190          return NULL; \
 191       hstate->cso = pipe->create_##name##_state(pipe, state); \
 192       hstate->state.shortname = *state; \
 193       return hstate; \
 194    }
 195
 196 #define DD_CSO_BIND(name, shortname) \
 197    static void \
 198    dd_context_bind_##name##_state(struct pipe_context *_pipe, void *state) \
 199    { \
 200       struct dd_context *dctx = dd_context(_pipe); \
 201       struct pipe_context *pipe = dctx->pipe; \
 202       struct dd_state *hstate = state; \
 203  \
 204       dctx->draw_state.shortname = hstate; \
 205       pipe->bind_##name##_state(pipe, hstate ? hstate->cso : NULL); \
 206    }
 207
 208 #define DD_CSO_DELETE(name) \
 209    static void \
 210    dd_context_delete_##name##_state(struct pipe_context *_pipe, void *state) \
 211    { \
 212       struct dd_context *dctx = dd_context(_pipe); \
 213       struct pipe_context *pipe = dctx->pipe; \
 214       struct dd_state *hstate = state; \
 215  \
 216       pipe->delete_##name##_state(pipe, hstate->cso); \
 217       FREE(hstate); \
 218    }
 219
 220 #define DD_CSO_WHOLE(name, shortname) \
 221    DD_CSO_CREATE(name, shortname) \
 222    DD_CSO_BIND(name, shortname) \
 223    DD_CSO_DELETE(name)
 224
 225 DD_CSO_WHOLE(blend, blend)
 226 DD_CSO_WHOLE(rasterizer, rs)
 227 DD_CSO_WHOLE(depth_stencil_alpha, dsa)
 228
 229 DD_CSO_CREATE(sampler, sampler)
 230 DD_CSO_DELETE(sampler)
 231
 232 static void
 233 dd_context_bind_sampler_states(struct pipe_context *_pipe, unsigned shader,
 234                                unsigned start, unsigned count, void **states)
 235 {
 236    struct dd_context *dctx = dd_context(_pipe);
 237    struct pipe_context *pipe = dctx->pipe;
 238
 239    memcpy(&dctx->draw_state.sampler_states[shader][start], states,
 240           sizeof(void*) * count);
 241
 242    if (states) {
 243       void *samp[PIPE_MAX_SAMPLERS];
 244       int i;
 245
 246       for (i = 0; i < count; i++) {
 247          struct dd_state *s = states[i];
 248          samp[i] = s ? s->cso : NULL;
 249       }
 250
 251       pipe->bind_sampler_states(pipe, shader, start, count, samp);
 252    }
 253    else
 254       pipe->bind_sampler_states(pipe, shader, start, count, NULL);
 255 }
 256
 257 static void *
 258 dd_context_create_vertex_elements_state(struct pipe_context *_pipe,
 259                                         unsigned num_elems,
 260                                         const struct pipe_vertex_element *elems)
 261 {
 262    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 263    struct dd_state *hstate = CALLOC_STRUCT(dd_state);
 264
 265    if (!hstate)
 266       return NULL;
 267    hstate->cso = pipe->create_vertex_elements_state(pipe, num_elems, elems);
 268    memcpy(hstate->state.velems.velems, elems, sizeof(elems[0]) * num_elems);
 269    hstate->state.velems.count = num_elems;
 270    return hstate;
 271 }
 272
 273 DD_CSO_BIND(vertex_elements, velems)
 274 DD_CSO_DELETE(vertex_elements)
 275
 276
 277 /********************************************************************
 278  * shaders
 279  */
 280
 281 #define DD_SHADER_NOCREATE(NAME, name) \
 282    static void \
 283    dd_context_bind_##name##_state(struct pipe_context *_pipe, void *state) \
 284    { \
 285       struct dd_context *dctx = dd_context(_pipe); \
 286       struct pipe_context *pipe = dctx->pipe; \
 287       struct dd_state *hstate = state; \
 288    \
 289       dctx->draw_state.shaders[PIPE_SHADER_##NAME] = hstate; \
 290       pipe->bind_##name##_state(pipe, hstate ? hstate->cso : NULL); \
 291    } \
 292     \
 293    static void \
 294    dd_context_delete_##name##_state(struct pipe_context *_pipe, void *state) \
 295    { \
 296       struct dd_context *dctx = dd_context(_pipe); \
 297       struct pipe_context *pipe = dctx->pipe; \
 298       struct dd_state *hstate = state; \
 299    \
 300       pipe->delete_##name##_state(pipe, hstate->cso); \
 301       tgsi_free_tokens(hstate->state.shader.tokens); \
 302       FREE(hstate); \
 303    }
 304
 305 #define DD_SHADER(NAME, name) \
 306    static void * \
 307    dd_context_create_##name##_state(struct pipe_context *_pipe, \
 308                                     const struct pipe_shader_state *state) \
 309    { \
 310       struct pipe_context *pipe = dd_context(_pipe)->pipe; \
 311       struct dd_state *hstate = CALLOC_STRUCT(dd_state); \
 312  \
 313       if (!hstate) \
 314          return NULL; \
 315       hstate->cso = pipe->create_##name##_state(pipe, state); \
 316       hstate->state.shader = *state; \
 317       hstate->state.shader.tokens = tgsi_dup_tokens(state->tokens); \
 318       return hstate; \
 319    } \
 320     \
 321    DD_SHADER_NOCREATE(NAME, name)
 322
 323 DD_SHADER(FRAGMENT, fs)
 324 DD_SHADER(VERTEX, vs)
 325 DD_SHADER(GEOMETRY, gs)
 326 DD_SHADER(TESS_CTRL, tcs)
 327 DD_SHADER(TESS_EVAL, tes)
 328
 329 static void * \
 330 dd_context_create_compute_state(struct pipe_context *_pipe,
 331                                  const struct pipe_compute_state *state)
 332 {
 333    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 334    struct dd_state *hstate = CALLOC_STRUCT(dd_state);
 335
 336    if (!hstate)
 337       return NULL;
 338    hstate->cso = pipe->create_compute_state(pipe, state);
 339
 340    if (state->ir_type == PIPE_SHADER_IR_TGSI)
 341       hstate->state.shader.tokens = tgsi_dup_tokens(state->prog);
 342
 343    return hstate;
 344 }
 345
 346 DD_SHADER_NOCREATE(COMPUTE, compute)
 347
 348 /********************************************************************
 349  * immediate states
 350  */
 351
 352 #define DD_IMM_STATE(name, type, deref, ref) \
 353    static void \
 354    dd_context_set_##name(struct pipe_context *_pipe, type deref) \
 355    { \
 356       struct dd_context *dctx = dd_context(_pipe); \
 357       struct pipe_context *pipe = dctx->pipe; \
 358  \
 359       dctx->draw_state.name = deref; \
 360       pipe->set_##name(pipe, ref); \
 361    }
 362
 363 DD_IMM_STATE(blend_color, const struct pipe_blend_color, *state, state)
 364 DD_IMM_STATE(stencil_ref, const struct pipe_stencil_ref, *state, state)
 365 DD_IMM_STATE(clip_state, const struct pipe_clip_state, *state, state)
 366 DD_IMM_STATE(sample_mask, unsigned, sample_mask, sample_mask)
 367 DD_IMM_STATE(min_samples, unsigned, min_samples, min_samples)
 368 DD_IMM_STATE(framebuffer_state, const struct pipe_framebuffer_state, *state, state)
 369 DD_IMM_STATE(polygon_stipple, const struct pipe_poly_stipple, *state, state)
 370
 371 static void
 372 dd_context_set_constant_buffer(struct pipe_context *_pipe,
 373                                uint shader, uint index,
 374                                const struct pipe_constant_buffer *constant_buffer)
 375 {
 376    struct dd_context *dctx = dd_context(_pipe);
 377    struct pipe_context *pipe = dctx->pipe;
 378
 379    safe_memcpy(&dctx->draw_state.constant_buffers[shader][index],
 380                constant_buffer, sizeof(*constant_buffer));
 381    pipe->set_constant_buffer(pipe, shader, index, constant_buffer);
 382 }
 383
 384 static void
 385 dd_context_set_scissor_states(struct pipe_context *_pipe,
 386                               unsigned start_slot, unsigned num_scissors,
 387                               const struct pipe_scissor_state *states)
 388 {
 389    struct dd_context *dctx = dd_context(_pipe);
 390    struct pipe_context *pipe = dctx->pipe;
 391
 392    safe_memcpy(&dctx->draw_state.scissors[start_slot], states,
 393                sizeof(*states) * num_scissors);
 394    pipe->set_scissor_states(pipe, start_slot, num_scissors, states);
 395 }
 396
 397 static void
 398 dd_context_set_viewport_states(struct pipe_context *_pipe,
 399                                unsigned start_slot, unsigned num_viewports,
 400                                const struct pipe_viewport_state *states)
 401 {
 402    struct dd_context *dctx = dd_context(_pipe);
 403    struct pipe_context *pipe = dctx->pipe;
 404
 405    safe_memcpy(&dctx->draw_state.viewports[start_slot], states,
 406                sizeof(*states) * num_viewports);
 407    pipe->set_viewport_states(pipe, start_slot, num_viewports, states);
 408 }
 409
 410 static void dd_context_set_tess_state(struct pipe_context *_pipe,
 411                                       const float default_outer_level[4],
 412                                       const float default_inner_level[2])
 413 {
 414    struct dd_context *dctx = dd_context(_pipe);
 415    struct pipe_context *pipe = dctx->pipe;
 416
 417    memcpy(dctx->draw_state.tess_default_levels, default_outer_level,
 418           sizeof(float) * 4);
 419    memcpy(dctx->draw_state.tess_default_levels+4, default_inner_level,
 420           sizeof(float) * 2);
 421    pipe->set_tess_state(pipe, default_outer_level, default_inner_level);
 422 }
 423
 424
 425 /********************************************************************
 426  * views
 427  */
 428
 429 static struct pipe_surface *
 430 dd_context_create_surface(struct pipe_context *_pipe,
 431                           struct pipe_resource *resource,
 432                           const struct pipe_surface *surf_tmpl)
 433 {
 434    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 435    struct pipe_surface *view =
 436       pipe->create_surface(pipe, resource, surf_tmpl);
 437
 438    if (!view)
 439       return NULL;
 440    view->context = _pipe;
 441    return view;
 442 }
 443
 444 static void
 445 dd_context_surface_destroy(struct pipe_context *_pipe,
 446                            struct pipe_surface *surf)
 447 {
 448    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 449
 450    pipe->surface_destroy(pipe, surf);
 451 }
 452
 453 static struct pipe_sampler_view *
 454 dd_context_create_sampler_view(struct pipe_context *_pipe,
 455                                struct pipe_resource *resource,
 456                                const struct pipe_sampler_view *templ)
 457 {
 458    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 459    struct pipe_sampler_view *view =
 460       pipe->create_sampler_view(pipe, resource, templ);
 461
 462    if (!view)
 463       return NULL;
 464    view->context = _pipe;
 465    return view;
 466 }
 467
 468 static void
 469 dd_context_sampler_view_destroy(struct pipe_context *_pipe,
 470                                 struct pipe_sampler_view *view)
 471 {
 472    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 473
 474    pipe->sampler_view_destroy(pipe, view);
 475 }
 476
 477 static struct pipe_stream_output_target *
 478 dd_context_create_stream_output_target(struct pipe_context *_pipe,
 479                                        struct pipe_resource *res,
 480                                        unsigned buffer_offset,
 481                                        unsigned buffer_size)
 482 {
 483    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 484    struct pipe_stream_output_target *view =
 485       pipe->create_stream_output_target(pipe, res, buffer_offset,
 486                                         buffer_size);
 487
 488    if (!view)
 489       return NULL;
 490    view->context = _pipe;
 491    return view;
 492 }
 493
 494 static void
 495 dd_context_stream_output_target_destroy(struct pipe_context *_pipe,
 496                                         struct pipe_stream_output_target *target)
 497 {
 498    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 499
 500    pipe->stream_output_target_destroy(pipe, target);
 501 }
 502
 503
 504 /********************************************************************
 505  * set states
 506  */
 507
 508 static void
 509 dd_context_set_sampler_views(struct pipe_context *_pipe, unsigned shader,
 510                              unsigned start, unsigned num,
 511                              struct pipe_sampler_view **views)
 512 {
 513    struct dd_context *dctx = dd_context(_pipe);
 514    struct pipe_context *pipe = dctx->pipe;
 515
 516    safe_memcpy(&dctx->draw_state.sampler_views[shader][start], views,
 517                sizeof(views[0]) * num);
 518    pipe->set_sampler_views(pipe, shader, start, num, views);
 519 }
 520
 521 static void
 522 dd_context_set_shader_images(struct pipe_context *_pipe, unsigned shader,
 523                              unsigned start, unsigned num,
 524                              const struct pipe_image_view *views)
 525 {
 526    struct dd_context *dctx = dd_context(_pipe);
 527    struct pipe_context *pipe = dctx->pipe;
 528
 529    safe_memcpy(&dctx->draw_state.shader_images[shader][start], views,
 530                sizeof(views[0]) * num);
 531    pipe->set_shader_images(pipe, shader, start, num, views);
 532 }
 533
 534 static void
 535 dd_context_set_shader_buffers(struct pipe_context *_pipe, unsigned shader,
 536                               unsigned start, unsigned num_buffers,
 537                               const struct pipe_shader_buffer *buffers)
 538 {
 539    struct dd_context *dctx = dd_context(_pipe);
 540    struct pipe_context *pipe = dctx->pipe;
 541
 542    safe_memcpy(&dctx->draw_state.shader_buffers[shader][start], buffers,
 543                sizeof(buffers[0]) * num_buffers);
 544    pipe->set_shader_buffers(pipe, shader, start, num_buffers, buffers);
 545 }
 546
 547 static void
 548 dd_context_set_vertex_buffers(struct pipe_context *_pipe,
 549                               unsigned start, unsigned num_buffers,
 550                               const struct pipe_vertex_buffer *buffers)
 551 {
 552    struct dd_context *dctx = dd_context(_pipe);
 553    struct pipe_context *pipe = dctx->pipe;
 554
 555    safe_memcpy(&dctx->draw_state.vertex_buffers[start], buffers,
 556                sizeof(buffers[0]) * num_buffers);
 557    pipe->set_vertex_buffers(pipe, start, num_buffers, buffers);
 558 }
 559
 560 static void
 561 dd_context_set_index_buffer(struct pipe_context *_pipe,
 562                             const struct pipe_index_buffer *ib)
 563 {
 564    struct dd_context *dctx = dd_context(_pipe);
 565    struct pipe_context *pipe = dctx->pipe;
 566
 567    safe_memcpy(&dctx->draw_state.index_buffer, ib, sizeof(*ib));
 568    pipe->set_index_buffer(pipe, ib);
 569 }
 570
 571 static void
 572 dd_context_set_stream_output_targets(struct pipe_context *_pipe,
 573                                      unsigned num_targets,
 574                                      struct pipe_stream_output_target **tgs,
 575                                      const unsigned *offsets)
 576 {
 577    struct dd_context *dctx = dd_context(_pipe);
 578    struct pipe_context *pipe = dctx->pipe;
 579    struct dd_draw_state *dstate = &dctx->draw_state;
 580
 581    dstate->num_so_targets = num_targets;
 582    safe_memcpy(dstate->so_targets, tgs, sizeof(*tgs) * num_targets);
 583    safe_memcpy(dstate->so_offsets, offsets, sizeof(*offsets) * num_targets);
 584    pipe->set_stream_output_targets(pipe, num_targets, tgs, offsets);
 585 }
 586
 587 static void
 588 dd_context_destroy(struct pipe_context *_pipe)
 589 {
 590    struct dd_context *dctx = dd_context(_pipe);
 591    struct pipe_context *pipe = dctx->pipe;
 592
 593    if (dctx->thread) {
 594       pipe_mutex_lock(dctx->mutex);
 595       dctx->kill_thread = 1;
 596       pipe_mutex_unlock(dctx->mutex);
 597       pipe_thread_wait(dctx->thread);
 598       pipe_mutex_destroy(dctx->mutex);
 599       assert(!dctx->records);
 600    }
 601
 602    if (dctx->fence) {
 603       pipe->transfer_unmap(pipe, dctx->fence_transfer);
 604       pipe_resource_reference(&dctx->fence, NULL);
 605    }
 606    pipe->destroy(pipe);
 607    FREE(dctx);
 608 }
 609
 610
 611 /********************************************************************
 612  * transfer
 613  */
 614
 615 static void *
 616 dd_context_transfer_map(struct pipe_context *_pipe,
 617                         struct pipe_resource *resource, unsigned level,
 618                         unsigned usage, const struct pipe_box *box,
 619                         struct pipe_transfer **transfer)
 620 {
 621    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 622
 623    return pipe->transfer_map(pipe, resource, level, usage, box, transfer);
 624 }
 625
 626 static void
 627 dd_context_transfer_flush_region(struct pipe_context *_pipe,
 628                                  struct pipe_transfer *transfer,
 629                                  const struct pipe_box *box)
 630 {
 631    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 632
 633    pipe->transfer_flush_region(pipe, transfer, box);
 634 }
 635
 636 static void
 637 dd_context_transfer_unmap(struct pipe_context *_pipe,
 638                           struct pipe_transfer *transfer)
 639 {
 640    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 641
 642    pipe->transfer_unmap(pipe, transfer);
 643 }
 644
 645 static void
 646 dd_context_buffer_subdata(struct pipe_context *_pipe,
 647                           struct pipe_resource *resource,
 648                           unsigned usage, unsigned offset,
 649                           unsigned size, const void *data)
 650 {
 651    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 652
 653    pipe->buffer_subdata(pipe, resource, usage, offset, size, data);
 654 }
 655
 656 static void
 657 dd_context_texture_subdata(struct pipe_context *_pipe,
 658                            struct pipe_resource *resource,
 659                            unsigned level, unsigned usage,
 660                            const struct pipe_box *box,
 661                            const void *data, unsigned stride,
 662                            unsigned layer_stride)
 663 {
 664    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 665
 666    pipe->texture_subdata(pipe, resource, level, usage, box, data,
 667                          stride, layer_stride);
 668 }
 669
 670
 671 /********************************************************************
 672  * miscellaneous
 673  */
 674
 675 static void
 676 dd_context_texture_barrier(struct pipe_context *_pipe)
 677 {
 678    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 679
 680    pipe->texture_barrier(pipe);
 681 }
 682
 683 static void
 684 dd_context_memory_barrier(struct pipe_context *_pipe, unsigned flags)
 685 {
 686    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 687
 688    pipe->memory_barrier(pipe, flags);
 689 }
 690
 691 static void
 692 dd_context_get_sample_position(struct pipe_context *_pipe,
 693                                unsigned sample_count, unsigned sample_index,
 694                                float *out_value)
 695 {
 696    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 697
 698    return pipe->get_sample_position(pipe, sample_count, sample_index,
 699                                     out_value);
 700 }
 701
 702 static void
 703 dd_context_invalidate_resource(struct pipe_context *_pipe,
 704                                struct pipe_resource *resource)
 705 {
 706    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 707
 708    pipe->invalidate_resource(pipe, resource);
 709 }
 710
 711 static enum pipe_reset_status
 712 dd_context_get_device_reset_status(struct pipe_context *_pipe)
 713 {
 714    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 715
 716    return pipe->get_device_reset_status(pipe);
 717 }
 718
 719 static void
 720 dd_context_emit_string_marker(struct pipe_context *_pipe,
 721                               const char *string, int len)
 722 {
 723    struct dd_context *dctx = dd_context(_pipe);
 724    struct pipe_context *pipe = dctx->pipe;
 725
 726    pipe->emit_string_marker(pipe, string, len);
 727    dd_parse_apitrace_marker(string, len, &dctx->draw_state.apitrace_call_number);
 728 }
 729
 730 static void
 731 dd_context_dump_debug_state(struct pipe_context *_pipe, FILE *stream,
 732                             unsigned flags)
 733 {
 734    struct pipe_context *pipe = dd_context(_pipe)->pipe;
 735
 736    return pipe->dump_debug_state(pipe, stream, flags);
 737 }
 738
 739 struct pipe_context *
 740 dd_context_create(struct dd_screen *dscreen, struct pipe_context *pipe)
 741 {
 742    struct dd_context *dctx;
 743
 744    if (!pipe)
 745       return NULL;
 746
 747    dctx = CALLOC_STRUCT(dd_context);
 748    if (!dctx)
 749       goto fail;
 750
 751    dctx->pipe = pipe;
 752    dctx->base.priv = pipe->priv; /* expose wrapped priv data */
 753    dctx->base.screen = &dscreen->base;
 754
 755    dctx->base.destroy = dd_context_destroy;
 756
 757    CTX_INIT(render_condition);
 758    CTX_INIT(create_query);
 759    CTX_INIT(create_batch_query);
 760    CTX_INIT(destroy_query);
 761    CTX_INIT(begin_query);
 762    CTX_INIT(end_query);
 763    CTX_INIT(get_query_result);
 764    CTX_INIT(set_active_query_state);
 765    CTX_INIT(create_blend_state);
 766    CTX_INIT(bind_blend_state);
 767    CTX_INIT(delete_blend_state);
 768    CTX_INIT(create_sampler_state);
 769    CTX_INIT(bind_sampler_states);
 770    CTX_INIT(delete_sampler_state);
 771    CTX_INIT(create_rasterizer_state);
 772    CTX_INIT(bind_rasterizer_state);
 773    CTX_INIT(delete_rasterizer_state);
 774    CTX_INIT(create_depth_stencil_alpha_state);
 775    CTX_INIT(bind_depth_stencil_alpha_state);
 776    CTX_INIT(delete_depth_stencil_alpha_state);
 777    CTX_INIT(create_fs_state);
 778    CTX_INIT(bind_fs_state);
 779    CTX_INIT(delete_fs_state);
 780    CTX_INIT(create_vs_state);
 781    CTX_INIT(bind_vs_state);
 782    CTX_INIT(delete_vs_state);
 783    CTX_INIT(create_gs_state);
 784    CTX_INIT(bind_gs_state);
 785    CTX_INIT(delete_gs_state);
 786    CTX_INIT(create_tcs_state);
 787    CTX_INIT(bind_tcs_state);
 788    CTX_INIT(delete_tcs_state);
 789    CTX_INIT(create_tes_state);
 790    CTX_INIT(bind_tes_state);
 791    CTX_INIT(delete_tes_state);
 792    CTX_INIT(create_compute_state);
 793    CTX_INIT(bind_compute_state);
 794    CTX_INIT(delete_compute_state);
 795    CTX_INIT(create_vertex_elements_state);
 796    CTX_INIT(bind_vertex_elements_state);
 797    CTX_INIT(delete_vertex_elements_state);
 798    CTX_INIT(set_blend_color);
 799    CTX_INIT(set_stencil_ref);
 800    CTX_INIT(set_sample_mask);
 801    CTX_INIT(set_min_samples);
 802    CTX_INIT(set_clip_state);
 803    CTX_INIT(set_constant_buffer);
 804    CTX_INIT(set_framebuffer_state);
 805    CTX_INIT(set_polygon_stipple);
 806    CTX_INIT(set_scissor_states);
 807    CTX_INIT(set_viewport_states);
 808    CTX_INIT(set_sampler_views);
 809    CTX_INIT(set_tess_state);
 810    CTX_INIT(set_shader_buffers);
 811    CTX_INIT(set_shader_images);
 812    CTX_INIT(set_vertex_buffers);
 813    CTX_INIT(set_index_buffer);
 814    CTX_INIT(create_stream_output_target);
 815    CTX_INIT(stream_output_target_destroy);
 816    CTX_INIT(set_stream_output_targets);
 817    CTX_INIT(create_sampler_view);
 818    CTX_INIT(sampler_view_destroy);
 819    CTX_INIT(create_surface);
 820    CTX_INIT(surface_destroy);
 821    CTX_INIT(transfer_map);
 822    CTX_INIT(transfer_flush_region);
 823    CTX_INIT(transfer_unmap);
 824    CTX_INIT(buffer_subdata);
 825    CTX_INIT(texture_subdata);
 826    CTX_INIT(texture_barrier);
 827    CTX_INIT(memory_barrier);
 828    /* create_video_codec */
 829    /* create_video_buffer */
 830    /* set_compute_resources */
 831    /* set_global_binding */
 832    CTX_INIT(get_sample_position);
 833    CTX_INIT(invalidate_resource);
 834    CTX_INIT(get_device_reset_status);
 835    CTX_INIT(dump_debug_state);
 836    CTX_INIT(emit_string_marker);
 837
 838    dd_init_draw_functions(dctx);
 839
 840    dctx->draw_state.sample_mask = ~0;
 841
 842    if (dscreen->mode == DD_DETECT_HANGS_PIPELINED) {
 843       dctx->fence = pipe_buffer_create(dscreen->screen, PIPE_BIND_CUSTOM,
 844                                             PIPE_USAGE_STAGING, 4);
 845       if (!dctx->fence)
 846          goto fail;
 847
 848       dctx->mapped_fence = pipe_buffer_map(pipe, dctx->fence,
 849                                            PIPE_TRANSFER_READ_WRITE |
 850                                            PIPE_TRANSFER_PERSISTENT |
 851                                            PIPE_TRANSFER_COHERENT,
 852                                            &dctx->fence_transfer);
 853       if (!dctx->mapped_fence)
 854          goto fail;
 855
 856       *dctx->mapped_fence = 0;
 857
 858       pipe_mutex_init(dctx->mutex);
 859       dctx->thread = pipe_thread_create(dd_thread_pipelined_hang_detect, dctx);
 860       if (!dctx->thread) {
 861          pipe_mutex_destroy(dctx->mutex);
 862          goto fail;
 863       }
 864    }
 865
 866    return &dctx->base;
 867
 868 fail:
 869    if (dctx) {
 870       if (dctx->mapped_fence)
 871          pipe_transfer_unmap(pipe, dctx->fence_transfer);
 872       pipe_resource_reference(&dctx->fence, NULL);
 873       FREE(dctx);
 874    }
 875    pipe->destroy(pipe);
 876    return NULL;
 877 }