1/* 2 * Copyright (c) 2012-2015 Etnaviv Project 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sub license, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the 12 * next paragraph) shall be included in all copies or substantial portions 13 * of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 * 23 * Authors: 24 * Wladimir J. van der Laan <laanwj@gmail.com> 25 * Christian Gmeiner <christian.gmeiner@gmail.com> 26 */ 27 28#include "etnaviv_context.h" 29 30#include "etnaviv_blend.h" 31#include "etnaviv_clear_blit.h" 32#include "etnaviv_compiler.h" 33#include "etnaviv_debug.h" 34#include "etnaviv_emit.h" 35#include "etnaviv_fence.h" 36#include "etnaviv_query.h" 37#include "etnaviv_query_acc.h" 38#include "etnaviv_rasterizer.h" 39#include "etnaviv_resource.h" 40#include "etnaviv_screen.h" 41#include "etnaviv_shader.h" 42#include "etnaviv_state.h" 43#include "etnaviv_surface.h" 44#include "etnaviv_texture.h" 45#include "etnaviv_transfer.h" 46#include "etnaviv_translate.h" 47#include "etnaviv_zsa.h" 48 49#include "pipe/p_context.h" 50#include "pipe/p_state.h" 51#include "util/hash_table.h" 52#include "util/u_blitter.h" 53#include "util/u_draw.h" 54#include "util/u_helpers.h" 55#include "util/u_memory.h" 56#include "util/u_prim.h" 57#include "util/u_upload_mgr.h" 58 59#include "hw/common.xml.h" 60 61static inline void 62etna_emit_nop_with_data(struct etna_cmd_stream *stream, uint32_t value) 63{ 64 etna_cmd_stream_emit(stream, VIV_FE_NOP_HEADER_OP_NOP); 65 etna_cmd_stream_emit(stream, value); 66} 67 68static void 69etna_emit_string_marker(struct pipe_context *pctx, const char *string, int len) 70{ 71 struct etna_context *ctx = etna_context(pctx); 72 struct etna_cmd_stream *stream = ctx->stream; 73 const uint32_t *buf = (const void *)string; 74 75 etna_cmd_stream_reserve(stream, len * 2); 76 77 while (len >= 4) { 78 etna_emit_nop_with_data(stream, *buf); 79 buf++; 80 len -= 4; 81 } 82 83 /* copy remainder bytes without reading past end of input string */ 84 if (len > 0) { 85 uint32_t w = 0; 86 memcpy(&w, buf, len); 87 etna_emit_nop_with_data(stream, w); 88 } 89} 90 91static void 92etna_set_frontend_noop(struct pipe_context *pctx, bool enable) 93{ 94 struct etna_context *ctx = etna_context(pctx); 95 96 pctx->flush(pctx, NULL, 0); 97 ctx->is_noop = enable; 98} 99 100static void 101etna_context_destroy(struct pipe_context *pctx) 102{ 103 struct etna_context *ctx = etna_context(pctx); 104 105 if (ctx->pending_resources) 106 _mesa_hash_table_destroy(ctx->pending_resources, NULL); 107 108 if (ctx->flush_resources) 109 _mesa_set_destroy(ctx->flush_resources, NULL); 110 111 util_copy_framebuffer_state(&ctx->framebuffer_s, NULL); 112 113 if (ctx->blitter) 114 util_blitter_destroy(ctx->blitter); 115 116 if (pctx->stream_uploader) 117 u_upload_destroy(pctx->stream_uploader); 118 119 if (ctx->stream) 120 etna_cmd_stream_del(ctx->stream); 121 122 etna_texture_fini(pctx); 123 124 slab_destroy_child(&ctx->transfer_pool); 125 126 if (ctx->in_fence_fd != -1) 127 close(ctx->in_fence_fd); 128 129 FREE(pctx); 130} 131 132/* Update render state where needed based on draw operation */ 133static void 134etna_update_state_for_draw(struct etna_context *ctx, const struct pipe_draw_info *info) 135{ 136 /* Handle primitive restart: 137 * - If not an indexed draw, we don't care about the state of the primitive restart bit. 138 * - Otherwise, set the bit in INDEX_STREAM_CONTROL in the index buffer state 139 * accordingly 140 * - If the value of the INDEX_STREAM_CONTROL register changed due to this, or 141 * primitive restart is enabled and the restart index changed, mark the index 142 * buffer state as dirty 143 */ 144 145 if (info->index_size) { 146 uint32_t new_control = ctx->index_buffer.FE_INDEX_STREAM_CONTROL; 147 148 if (info->primitive_restart) 149 new_control |= VIVS_FE_INDEX_STREAM_CONTROL_PRIMITIVE_RESTART; 150 else 151 new_control &= ~VIVS_FE_INDEX_STREAM_CONTROL_PRIMITIVE_RESTART; 152 153 if (ctx->index_buffer.FE_INDEX_STREAM_CONTROL != new_control || 154 (info->primitive_restart && ctx->index_buffer.FE_PRIMITIVE_RESTART_INDEX != info->restart_index)) { 155 ctx->index_buffer.FE_INDEX_STREAM_CONTROL = new_control; 156 ctx->index_buffer.FE_PRIMITIVE_RESTART_INDEX = info->restart_index; 157 ctx->dirty |= ETNA_DIRTY_INDEX_BUFFER; 158 } 159 } 160} 161 162static bool 163etna_get_vs(struct etna_context *ctx, struct etna_shader_key key) 164{ 165 const struct etna_shader_variant *old = ctx->shader.vs; 166 167 ctx->shader.vs = etna_shader_variant(ctx->shader.bind_vs, key, &ctx->debug); 168 169 if (!ctx->shader.vs) 170 return false; 171 172 if (old != ctx->shader.vs) 173 ctx->dirty |= ETNA_DIRTY_SHADER; 174 175 return true; 176} 177 178static bool 179etna_get_fs(struct etna_context *ctx, struct etna_shader_key key) 180{ 181 const struct etna_shader_variant *old = ctx->shader.fs; 182 183 /* update the key if we need to run nir_lower_sample_tex_compare(..). */ 184 if (ctx->screen->specs.halti < 2 && 185 (ctx->dirty & (ETNA_DIRTY_SAMPLERS | ETNA_DIRTY_SAMPLER_VIEWS))) { 186 187 for (unsigned int i = 0; i < ctx->num_fragment_sampler_views; i++) { 188 if (ctx->sampler[i]->compare_mode == PIPE_TEX_COMPARE_NONE) 189 continue; 190 191 key.has_sample_tex_compare = 1; 192 key.num_texture_states = ctx->num_fragment_sampler_views; 193 194 key.tex_swizzle[i].swizzle_r = ctx->sampler_view[i]->swizzle_r; 195 key.tex_swizzle[i].swizzle_g = ctx->sampler_view[i]->swizzle_g; 196 key.tex_swizzle[i].swizzle_b = ctx->sampler_view[i]->swizzle_b; 197 key.tex_swizzle[i].swizzle_a = ctx->sampler_view[i]->swizzle_a; 198 199 key.tex_compare_func[i] = ctx->sampler[i]->compare_func; 200 } 201 } 202 203 ctx->shader.fs = etna_shader_variant(ctx->shader.bind_fs, key, &ctx->debug); 204 205 if (!ctx->shader.fs) 206 return false; 207 208 if (old != ctx->shader.fs) 209 ctx->dirty |= ETNA_DIRTY_SHADER; 210 211 return true; 212} 213 214static void 215etna_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info, 216 unsigned drawid_offset, 217 const struct pipe_draw_indirect_info *indirect, 218 const struct pipe_draw_start_count_bias *draws, 219 unsigned num_draws) 220{ 221 if (num_draws > 1) { 222 util_draw_multi(pctx, info, drawid_offset, indirect, draws, num_draws); 223 return; 224 } 225 226 if (!indirect && (!draws[0].count || !info->instance_count)) 227 return; 228 229 struct etna_context *ctx = etna_context(pctx); 230 struct etna_screen *screen = ctx->screen; 231 struct pipe_framebuffer_state *pfb = &ctx->framebuffer_s; 232 uint32_t draw_mode; 233 unsigned i; 234 235 if (!indirect && 236 !info->primitive_restart && 237 !u_trim_pipe_prim(info->mode, (unsigned*)&draws[0].count)) 238 return; 239 240 if (ctx->vertex_elements == NULL || ctx->vertex_elements->num_elements == 0) 241 return; /* Nothing to do */ 242 243 if (unlikely(ctx->rasterizer->cull_face == PIPE_FACE_FRONT_AND_BACK && 244 u_decomposed_prim(info->mode) == PIPE_PRIM_TRIANGLES)) 245 return; 246 247 int prims = u_decomposed_prims_for_vertices(info->mode, draws[0].count); 248 if (unlikely(prims <= 0)) { 249 DBG("Invalid draw primitive mode=%i or no primitives to be drawn", info->mode); 250 return; 251 } 252 253 draw_mode = translate_draw_mode(info->mode); 254 if (draw_mode == ETNA_NO_MATCH) { 255 BUG("Unsupported draw mode"); 256 return; 257 } 258 259 /* Upload a user index buffer. */ 260 unsigned index_offset = 0; 261 struct pipe_resource *indexbuf = NULL; 262 263 if (info->index_size) { 264 indexbuf = info->has_user_indices ? NULL : info->index.resource; 265 if (info->has_user_indices && 266 !util_upload_index_buffer(pctx, info, &draws[0], &indexbuf, &index_offset, 4)) { 267 BUG("Index buffer upload failed."); 268 return; 269 } 270 /* Add start to index offset, when rendering indexed */ 271 index_offset += draws[0].start * info->index_size; 272 273 ctx->index_buffer.FE_INDEX_STREAM_BASE_ADDR.bo = etna_resource(indexbuf)->bo; 274 ctx->index_buffer.FE_INDEX_STREAM_BASE_ADDR.offset = index_offset; 275 ctx->index_buffer.FE_INDEX_STREAM_BASE_ADDR.flags = ETNA_RELOC_READ; 276 ctx->index_buffer.FE_INDEX_STREAM_CONTROL = translate_index_size(info->index_size); 277 278 if (!ctx->index_buffer.FE_INDEX_STREAM_BASE_ADDR.bo) { 279 BUG("Unsupported or no index buffer"); 280 return; 281 } 282 } else { 283 ctx->index_buffer.FE_INDEX_STREAM_BASE_ADDR.bo = 0; 284 ctx->index_buffer.FE_INDEX_STREAM_BASE_ADDR.offset = 0; 285 ctx->index_buffer.FE_INDEX_STREAM_BASE_ADDR.flags = 0; 286 ctx->index_buffer.FE_INDEX_STREAM_CONTROL = 0; 287 } 288 ctx->dirty |= ETNA_DIRTY_INDEX_BUFFER; 289 290 struct etna_shader_key key = { 291 .front_ccw = ctx->rasterizer->front_ccw, 292 .sprite_coord_enable = ctx->rasterizer->sprite_coord_enable, 293 .sprite_coord_yinvert = !!ctx->rasterizer->sprite_coord_mode, 294 }; 295 296 if (pfb->cbufs[0]) 297 key.frag_rb_swap = !!translate_pe_format_rb_swap(pfb->cbufs[0]->format); 298 299 if (!etna_get_vs(ctx, key) || !etna_get_fs(ctx, key)) { 300 BUG("compiled shaders are not okay"); 301 return; 302 } 303 304 /* Update any derived state */ 305 if (!etna_state_update(ctx)) 306 return; 307 308 /* 309 * Figure out the buffers/features we need: 310 */ 311 if (ctx->dirty & ETNA_DIRTY_ZSA) { 312 if (etna_depth_enabled(ctx)) 313 resource_written(ctx, pfb->zsbuf->texture); 314 315 if (etna_stencil_enabled(ctx)) 316 resource_written(ctx, pfb->zsbuf->texture); 317 } 318 319 if (ctx->dirty & ETNA_DIRTY_FRAMEBUFFER) { 320 for (i = 0; i < pfb->nr_cbufs; i++) { 321 struct pipe_resource *surf; 322 323 if (!pfb->cbufs[i]) 324 continue; 325 326 surf = pfb->cbufs[i]->texture; 327 resource_written(ctx, surf); 328 } 329 } 330 331 if (ctx->dirty & ETNA_DIRTY_SHADER) { 332 /* Mark constant buffers as being read */ 333 u_foreach_bit(i, ctx->constant_buffer[PIPE_SHADER_VERTEX].enabled_mask) 334 resource_read(ctx, ctx->constant_buffer[PIPE_SHADER_VERTEX].cb[i].buffer); 335 336 u_foreach_bit(i, ctx->constant_buffer[PIPE_SHADER_FRAGMENT].enabled_mask) 337 resource_read(ctx, ctx->constant_buffer[PIPE_SHADER_FRAGMENT].cb[i].buffer); 338 } 339 340 if (ctx->dirty & ETNA_DIRTY_VERTEX_BUFFERS) { 341 /* Mark VBOs as being read */ 342 u_foreach_bit(i, ctx->vertex_buffer.enabled_mask) { 343 assert(!ctx->vertex_buffer.vb[i].is_user_buffer); 344 resource_read(ctx, ctx->vertex_buffer.vb[i].buffer.resource); 345 } 346 } 347 348 if (ctx->dirty & ETNA_DIRTY_INDEX_BUFFER) { 349 /* Mark index buffer as being read */ 350 resource_read(ctx, indexbuf); 351 } 352 353 /* Mark textures as being read */ 354 for (i = 0; i < PIPE_MAX_SAMPLERS; i++) { 355 if (ctx->sampler_view[i]) { 356 if (ctx->dirty & ETNA_DIRTY_SAMPLER_VIEWS) 357 resource_read(ctx, ctx->sampler_view[i]->texture); 358 359 /* if texture was modified since the last update, 360 * we need to clear the texture cache and possibly 361 * resolve/update ts 362 */ 363 etna_update_sampler_source(ctx->sampler_view[i], i); 364 } 365 } 366 367 ctx->stats.prims_generated += u_reduced_prims_for_vertices(info->mode, draws[0].count); 368 ctx->stats.draw_calls++; 369 370 /* Update state for this draw operation */ 371 etna_update_state_for_draw(ctx, info); 372 373 /* First, sync state, then emit DRAW_PRIMITIVES or DRAW_INDEXED_PRIMITIVES */ 374 etna_emit_state(ctx); 375 376 if (!VIV_FEATURE(screen, chipMinorFeatures6, NEW_GPIPE)) { 377 switch (draw_mode) { 378 case PRIMITIVE_TYPE_LINE_LOOP: 379 case PRIMITIVE_TYPE_LINE_STRIP: 380 case PRIMITIVE_TYPE_TRIANGLE_STRIP: 381 case PRIMITIVE_TYPE_TRIANGLE_FAN: 382 etna_set_state(ctx->stream, VIVS_GL_VERTEX_ELEMENT_CONFIG, 383 VIVS_GL_VERTEX_ELEMENT_CONFIG_UNK0 | 384 VIVS_GL_VERTEX_ELEMENT_CONFIG_REUSE); 385 break; 386 default: 387 etna_set_state(ctx->stream, VIVS_GL_VERTEX_ELEMENT_CONFIG, 388 VIVS_GL_VERTEX_ELEMENT_CONFIG_UNK0); 389 break; 390 } 391 } 392 393 if (screen->specs.halti >= 2) { 394 /* On HALTI2+ (GC3000 and higher) only use instanced drawing commands, as the blob does */ 395 etna_draw_instanced(ctx->stream, info->index_size, draw_mode, info->instance_count, 396 draws[0].count, info->index_size ? draws->index_bias : draws[0].start); 397 } else { 398 if (info->index_size) 399 etna_draw_indexed_primitives(ctx->stream, draw_mode, 0, prims, draws->index_bias); 400 else 401 etna_draw_primitives(ctx->stream, draw_mode, draws[0].start, prims); 402 } 403 404 if (DBG_ENABLED(ETNA_DBG_DRAW_STALL)) { 405 /* Stall the FE after every draw operation. This allows better 406 * debug of GPU hang conditions, as the FE will indicate which 407 * draw op has caused the hang. */ 408 etna_stall(ctx->stream, SYNC_RECIPIENT_FE, SYNC_RECIPIENT_PE); 409 } 410 411 if (DBG_ENABLED(ETNA_DBG_FLUSH_ALL)) 412 pctx->flush(pctx, NULL, 0); 413 414 if (ctx->framebuffer_s.cbufs[0]) 415 etna_resource(ctx->framebuffer_s.cbufs[0]->texture)->seqno++; 416 if (ctx->framebuffer_s.zsbuf) 417 etna_resource(ctx->framebuffer_s.zsbuf->texture)->seqno++; 418 if (info->index_size && indexbuf != info->index.resource) 419 pipe_resource_reference(&indexbuf, NULL); 420} 421 422static void 423etna_reset_gpu_state(struct etna_context *ctx) 424{ 425 struct etna_cmd_stream *stream = ctx->stream; 426 struct etna_screen *screen = ctx->screen; 427 uint32_t dummy_attribs[VIVS_NFE_GENERIC_ATTRIB__LEN] = { 0 }; 428 429 etna_set_state(stream, VIVS_GL_API_MODE, VIVS_GL_API_MODE_OPENGL); 430 etna_set_state(stream, VIVS_PA_W_CLIP_LIMIT, 0x34000001); 431 etna_set_state(stream, VIVS_PA_FLAGS, 0x00000000); /* blob sets ZCONVERT_BYPASS on GC3000+, this messes up z for us */ 432 etna_set_state(stream, VIVS_PA_VIEWPORT_UNK00A80, 0x38a01404); 433 etna_set_state(stream, VIVS_PA_VIEWPORT_UNK00A84, fui(8192.0)); 434 etna_set_state(stream, VIVS_PA_ZFARCLIPPING, 0x00000000); 435 etna_set_state(stream, VIVS_RA_HDEPTH_CONTROL, 0x00007000); 436 etna_set_state(stream, VIVS_PS_CONTROL_EXT, 0x00000000); 437 438 /* There is no HALTI0 specific state */ 439 if (screen->specs.halti >= 1) { /* Only on HALTI1+ */ 440 etna_set_state(stream, VIVS_VS_HALTI1_UNK00884, 0x00000808); 441 } 442 if (screen->specs.halti >= 2) { /* Only on HALTI2+ */ 443 etna_set_state(stream, VIVS_RA_UNK00E0C, 0x00000000); 444 } 445 if (screen->specs.halti >= 3) { /* Only on HALTI3+ */ 446 etna_set_state(stream, VIVS_PS_HALTI3_UNK0103C, 0x76543210); 447 } 448 if (screen->specs.halti >= 4) { /* Only on HALTI4+ */ 449 etna_set_state(stream, VIVS_PS_MSAA_CONFIG, 0x6fffffff & 0xf70fffff & 0xfff6ffff & 450 0xffff6fff & 0xfffff6ff & 0xffffff7f); 451 etna_set_state(stream, VIVS_PE_HALTI4_UNK014C0, 0x00000000); 452 } 453 if (screen->specs.halti >= 5) { /* Only on HALTI5+ */ 454 etna_set_state(stream, VIVS_NTE_DESCRIPTOR_UNK14C40, 0x00000001); 455 etna_set_state(stream, VIVS_FE_HALTI5_UNK007D8, 0x00000002); 456 etna_set_state(stream, VIVS_PS_SAMPLER_BASE, 0x00000000); 457 etna_set_state(stream, VIVS_VS_SAMPLER_BASE, 0x00000020); 458 etna_set_state(stream, VIVS_SH_CONFIG, VIVS_SH_CONFIG_RTNE_ROUNDING); 459 } else { /* Only on pre-HALTI5 */ 460 etna_set_state(stream, VIVS_GL_UNK03838, 0x00000000); 461 etna_set_state(stream, VIVS_GL_UNK03854, 0x00000000); 462 } 463 464 if (!screen->specs.use_blt) { 465 /* Enable SINGLE_BUFFER for resolve, if supported */ 466 etna_set_state(stream, VIVS_RS_SINGLE_BUFFER, COND(screen->specs.single_buffer, VIVS_RS_SINGLE_BUFFER_ENABLE)); 467 } 468 469 if (screen->specs.halti >= 5) { 470 /* TXDESC cache flush - do this once at the beginning, as texture 471 * descriptors are only written by the CPU once, then patched by the kernel 472 * before command stream submission. It does not need flushing if the 473 * referenced image data changes. 474 */ 475 etna_set_state(stream, VIVS_NTE_DESCRIPTOR_FLUSH, 0); 476 etna_set_state(stream, VIVS_GL_FLUSH_CACHE, 477 VIVS_GL_FLUSH_CACHE_DESCRIPTOR_UNK12 | 478 VIVS_GL_FLUSH_CACHE_DESCRIPTOR_UNK13); 479 480 /* Icache invalidate (should do this on shader change?) */ 481 etna_set_state(stream, VIVS_VS_ICACHE_INVALIDATE, 482 VIVS_VS_ICACHE_INVALIDATE_UNK0 | VIVS_VS_ICACHE_INVALIDATE_UNK1 | 483 VIVS_VS_ICACHE_INVALIDATE_UNK2 | VIVS_VS_ICACHE_INVALIDATE_UNK3 | 484 VIVS_VS_ICACHE_INVALIDATE_UNK4); 485 } 486 487 /* It seems that some GPUs (at least some GC400 have shown this behavior) 488 * come out of reset with random vertex attributes enabled and also don't 489 * disable them on the write to the first config register as normal. Enabling 490 * all attributes seems to provide the GPU with the required edge to actually 491 * disable the unused attributes on the next draw. 492 */ 493 if (screen->specs.halti >= 5) { 494 etna_set_state_multi(stream, VIVS_NFE_GENERIC_ATTRIB_CONFIG0(0), 495 VIVS_NFE_GENERIC_ATTRIB__LEN, dummy_attribs); 496 } else { 497 etna_set_state_multi(stream, VIVS_FE_VERTEX_ELEMENT_CONFIG(0), 498 screen->specs.halti >= 0 ? 16 : 12, dummy_attribs); 499 } 500 501 ctx->dirty = ~0L; 502 ctx->dirty_sampler_views = ~0L; 503} 504 505static void 506etna_flush(struct pipe_context *pctx, struct pipe_fence_handle **fence, 507 enum pipe_flush_flags flags) 508{ 509 struct etna_context *ctx = etna_context(pctx); 510 int out_fence_fd = -1; 511 512 list_for_each_entry(struct etna_acc_query, aq, &ctx->active_acc_queries, node) 513 etna_acc_query_suspend(aq, ctx); 514 515 /* flush all resources that need an implicit flush */ 516 set_foreach(ctx->flush_resources, entry) { 517 struct pipe_resource *prsc = (struct pipe_resource *)entry->key; 518 519 pctx->flush_resource(pctx, prsc); 520 pipe_resource_reference(&prsc, NULL); 521 } 522 _mesa_set_clear(ctx->flush_resources, NULL); 523 524 etna_cmd_stream_flush(ctx->stream, ctx->in_fence_fd, 525 (flags & PIPE_FLUSH_FENCE_FD) ? &out_fence_fd : NULL, 526 ctx->is_noop); 527 528 list_for_each_entry(struct etna_acc_query, aq, &ctx->active_acc_queries, node) 529 etna_acc_query_resume(aq, ctx); 530 531 if (fence) 532 *fence = etna_fence_create(pctx, out_fence_fd); 533 534 _mesa_hash_table_clear(ctx->pending_resources, NULL); 535 536 etna_reset_gpu_state(ctx); 537} 538 539static void 540etna_context_force_flush(struct etna_cmd_stream *stream, void *priv) 541{ 542 struct pipe_context *pctx = priv; 543 544 pctx->flush(pctx, NULL, 0); 545 546} 547 548static void 549etna_set_debug_callback(struct pipe_context *pctx, 550 const struct util_debug_callback *cb) 551{ 552 struct etna_context *ctx = etna_context(pctx); 553 struct etna_screen *screen = ctx->screen; 554 555 util_queue_finish(&screen->shader_compiler_queue); 556 557 if (cb) 558 ctx->debug = *cb; 559 else 560 memset(&ctx->debug, 0, sizeof(ctx->debug)); 561} 562 563struct pipe_context * 564etna_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags) 565{ 566 struct etna_context *ctx = CALLOC_STRUCT(etna_context); 567 struct etna_screen *screen; 568 struct pipe_context *pctx; 569 570 if (ctx == NULL) 571 return NULL; 572 573 pctx = &ctx->base; 574 pctx->priv = ctx; 575 pctx->screen = pscreen; 576 pctx->stream_uploader = u_upload_create_default(pctx); 577 if (!pctx->stream_uploader) 578 goto fail; 579 pctx->const_uploader = pctx->stream_uploader; 580 581 screen = etna_screen(pscreen); 582 ctx->stream = etna_cmd_stream_new(screen->pipe, 0x2000, 583 &etna_context_force_flush, pctx); 584 if (ctx->stream == NULL) 585 goto fail; 586 587 ctx->pending_resources = _mesa_pointer_hash_table_create(NULL); 588 if (!ctx->pending_resources) 589 goto fail; 590 591 ctx->flush_resources = _mesa_set_create(NULL, _mesa_hash_pointer, 592 _mesa_key_pointer_equal); 593 if (!ctx->flush_resources) 594 goto fail; 595 596 /* context ctxate setup */ 597 ctx->screen = screen; 598 /* need some sane default in case gallium frontends don't set some state: */ 599 ctx->sample_mask = 0xffff; 600 601 /* Set sensible defaults for state */ 602 etna_reset_gpu_state(ctx); 603 604 ctx->in_fence_fd = -1; 605 606 pctx->destroy = etna_context_destroy; 607 pctx->draw_vbo = etna_draw_vbo; 608 pctx->flush = etna_flush; 609 pctx->set_debug_callback = etna_set_debug_callback; 610 pctx->create_fence_fd = etna_create_fence_fd; 611 pctx->fence_server_sync = etna_fence_server_sync; 612 pctx->emit_string_marker = etna_emit_string_marker; 613 pctx->set_frontend_noop = etna_set_frontend_noop; 614 615 /* creation of compile states */ 616 pctx->create_blend_state = etna_blend_state_create; 617 pctx->create_rasterizer_state = etna_rasterizer_state_create; 618 pctx->create_depth_stencil_alpha_state = etna_zsa_state_create; 619 620 etna_clear_blit_init(pctx); 621 etna_query_context_init(pctx); 622 etna_state_init(pctx); 623 etna_surface_init(pctx); 624 etna_shader_init(pctx); 625 etna_texture_init(pctx); 626 etna_transfer_init(pctx); 627 628 ctx->blitter = util_blitter_create(pctx); 629 if (!ctx->blitter) 630 goto fail; 631 632 slab_create_child(&ctx->transfer_pool, &screen->transfer_pool); 633 list_inithead(&ctx->active_acc_queries); 634 635 return pctx; 636 637fail: 638 pctx->destroy(pctx); 639 640 return NULL; 641} 642