1 /* 2 * Copyright 2013 Advanced Micro Devices, Inc. 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 * on the rights to use, copy, modify, merge, publish, distribute, sub 8 * license, and/or sell copies of the Software, and to permit persons to whom 9 * the Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * 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 AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21 * USE OR OTHER DEALINGS IN THE SOFTWARE. 22 */ 23 24 #include "si_pipe.h" 25 #include "sid.h" 26 #include "radeon/r600_cs.h" 27 28 /* Recommended maximum sizes for optimal performance. 29 * Fall back to compute or SDMA if the size is greater. 30 */ 31 #define CP_DMA_COPY_PERF_THRESHOLD (64 * 1024) /* copied from Vulkan */ 32 #define CP_DMA_CLEAR_PERF_THRESHOLD (32 * 1024) /* guess (clear is much slower) */ 33 34 /* Set this if you want the ME to wait until CP DMA is done. 35 * It should be set on the last CP DMA packet. */ 36 #define CP_DMA_SYNC (1 << 0) 37 38 /* Set this if the source data was used as a destination in a previous CP DMA 39 * packet. It's for preventing a read-after-write (RAW) hazard between two 40 * CP DMA packets. */ 41 #define CP_DMA_RAW_WAIT (1 << 1) 42 #define CP_DMA_USE_L2 (1 << 2) /* CIK+ */ 43 #define CP_DMA_CLEAR (1 << 3) 44 45 /* The max number of bytes that can be copied per packet. */ 46 static inline unsigned cp_dma_max_byte_count(struct si_context *sctx) 47 { 48 unsigned max = sctx->b.chip_class >= GFX9 ? 49 S_414_BYTE_COUNT_GFX9(~0u) : 50 S_414_BYTE_COUNT_GFX6(~0u); 51 52 /* make it aligned for optimal performance */ 53 return max & ~(SI_CPDMA_ALIGNMENT - 1); 54 } 55 56 57 /* Emit a CP DMA packet to do a copy from one buffer to another, or to clear 58 * a buffer. The size must fit in bits [20:0]. If CP_DMA_CLEAR is set, src_va is a 32-bit 59 * clear value. 60 */ 61 static void si_emit_cp_dma(struct si_context *sctx, uint64_t dst_va, 62 uint64_t src_va, unsigned size, unsigned flags, 63 enum r600_coherency coher) 64 { 65 struct radeon_winsys_cs *cs = sctx->b.gfx.cs; 66 uint32_t header = 0, command = 0; 67 68 assert(size); 69 assert(size <= cp_dma_max_byte_count(sctx)); 70 71 if (sctx->b.chip_class >= GFX9) 72 command |= S_414_BYTE_COUNT_GFX9(size); 73 else 74 command |= S_414_BYTE_COUNT_GFX6(size); 75 76 /* Sync flags. */ 77 if (flags & CP_DMA_SYNC) 78 header |= S_411_CP_SYNC(1); 79 else { 80 if (sctx->b.chip_class >= GFX9) 81 command |= S_414_DISABLE_WR_CONFIRM_GFX9(1); 82 else 83 command |= S_414_DISABLE_WR_CONFIRM_GFX6(1); 84 } 85 86 if (flags & CP_DMA_RAW_WAIT) 87 command |= S_414_RAW_WAIT(1); 88 89 /* Src and dst flags. */ 90 if (sctx->b.chip_class >= GFX9 && !(flags & CP_DMA_CLEAR) && 91 src_va == dst_va) 92 header |= S_411_DSL_SEL(V_411_NOWHERE); /* prefetch only */ 93 else if (flags & CP_DMA_USE_L2) 94 header |= S_411_DSL_SEL(V_411_DST_ADDR_TC_L2); 95 96 if (flags & CP_DMA_CLEAR) 97 header |= S_411_SRC_SEL(V_411_DATA); 98 else if (flags & CP_DMA_USE_L2) 99 header |= S_411_SRC_SEL(V_411_SRC_ADDR_TC_L2); 100 101 if (sctx->b.chip_class >= CIK) { 102 radeon_emit(cs, PKT3(PKT3_DMA_DATA, 5, 0)); 103 radeon_emit(cs, header); 104 radeon_emit(cs, src_va); /* SRC_ADDR_LO [31:0] */ 105 radeon_emit(cs, src_va >> 32); /* SRC_ADDR_HI [31:0] */ 106 radeon_emit(cs, dst_va); /* DST_ADDR_LO [31:0] */ 107 radeon_emit(cs, dst_va >> 32); /* DST_ADDR_HI [31:0] */ 108 radeon_emit(cs, command); 109 } else { 110 header |= S_411_SRC_ADDR_HI(src_va >> 32); 111 112 radeon_emit(cs, PKT3(PKT3_CP_DMA, 4, 0)); 113 radeon_emit(cs, src_va); /* SRC_ADDR_LO [31:0] */ 114 radeon_emit(cs, header); /* SRC_ADDR_HI [15:0] + flags. */ 115 radeon_emit(cs, dst_va); /* DST_ADDR_LO [31:0] */ 116 radeon_emit(cs, (dst_va >> 32) & 0xffff); /* DST_ADDR_HI [15:0] */ 117 radeon_emit(cs, command); 118 } 119 120 /* CP DMA is executed in ME, but index buffers are read by PFP. 121 * This ensures that ME (CP DMA) is idle before PFP starts fetching 122 * indices. If we wanted to execute CP DMA in PFP, this packet 123 * should precede it. 124 */ 125 if (coher == R600_COHERENCY_SHADER && flags & CP_DMA_SYNC) { 126 radeon_emit(cs, PKT3(PKT3_PFP_SYNC_ME, 0, 0)); 127 radeon_emit(cs, 0); 128 } 129 } 130 131 static unsigned get_flush_flags(struct si_context *sctx, enum r600_coherency coher) 132 { 133 switch (coher) { 134 default: 135 case R600_COHERENCY_NONE: 136 return 0; 137 case R600_COHERENCY_SHADER: 138 return SI_CONTEXT_INV_SMEM_L1 | 139 SI_CONTEXT_INV_VMEM_L1 | 140 (sctx->b.chip_class == SI ? SI_CONTEXT_INV_GLOBAL_L2 : 0); 141 case R600_COHERENCY_CB_META: 142 return SI_CONTEXT_FLUSH_AND_INV_CB; 143 } 144 } 145 146 static unsigned get_tc_l2_flag(struct si_context *sctx, enum r600_coherency coher) 147 { 148 if ((sctx->b.chip_class >= GFX9 && coher == R600_COHERENCY_CB_META) || 149 (sctx->b.chip_class >= CIK && coher == R600_COHERENCY_SHADER)) 150 return CP_DMA_USE_L2; 151 152 return 0; 153 } 154 155 static void si_cp_dma_prepare(struct si_context *sctx, struct pipe_resource *dst, 156 struct pipe_resource *src, unsigned byte_count, 157 uint64_t remaining_size, unsigned user_flags, 158 bool *is_first, unsigned *packet_flags) 159 { 160 /* Fast exit for a CPDMA prefetch. */ 161 if ((user_flags & SI_CPDMA_SKIP_ALL) == SI_CPDMA_SKIP_ALL) { 162 *is_first = false; 163 return; 164 } 165 166 if (!(user_flags & SI_CPDMA_SKIP_BO_LIST_UPDATE)) { 167 /* Count memory usage in so that need_cs_space can take it into account. */ 168 si_context_add_resource_size(&sctx->b.b, dst); 169 if (src) 170 si_context_add_resource_size(&sctx->b.b, src); 171 } 172 173 if (!(user_flags & SI_CPDMA_SKIP_CHECK_CS_SPACE)) 174 si_need_cs_space(sctx); 175 176 /* This must be done after need_cs_space. */ 177 if (!(user_flags & SI_CPDMA_SKIP_BO_LIST_UPDATE)) { 178 radeon_add_to_buffer_list(&sctx->b, &sctx->b.gfx, 179 (struct r600_resource*)dst, 180 RADEON_USAGE_WRITE, RADEON_PRIO_CP_DMA); 181 if (src) 182 radeon_add_to_buffer_list(&sctx->b, &sctx->b.gfx, 183 (struct r600_resource*)src, 184 RADEON_USAGE_READ, RADEON_PRIO_CP_DMA); 185 } 186 187 /* Flush the caches for the first copy only. 188 * Also wait for the previous CP DMA operations. 189 */ 190 if (!(user_flags & SI_CPDMA_SKIP_GFX_SYNC) && sctx->b.flags) 191 si_emit_cache_flush(sctx); 192 193 if (!(user_flags & SI_CPDMA_SKIP_SYNC_BEFORE) && *is_first) 194 *packet_flags |= CP_DMA_RAW_WAIT; 195 196 *is_first = false; 197 198 /* Do the synchronization after the last dma, so that all data 199 * is written to memory. 200 */ 201 if (!(user_flags & SI_CPDMA_SKIP_SYNC_AFTER) && 202 byte_count == remaining_size) 203 *packet_flags |= CP_DMA_SYNC; 204 } 205 206 void si_clear_buffer(struct pipe_context *ctx, struct pipe_resource *dst, 207 uint64_t offset, uint64_t size, unsigned value, 208 enum r600_coherency coher) 209 { 210 struct si_context *sctx = (struct si_context*)ctx; 211 struct radeon_winsys *ws = sctx->b.ws; 212 struct r600_resource *rdst = r600_resource(dst); 213 unsigned tc_l2_flag = get_tc_l2_flag(sctx, coher); 214 unsigned flush_flags = get_flush_flags(sctx, coher); 215 uint64_t dma_clear_size; 216 bool is_first = true; 217 218 if (!size) 219 return; 220 221 dma_clear_size = size & ~3ull; 222 223 /* Mark the buffer range of destination as valid (initialized), 224 * so that transfer_map knows it should wait for the GPU when mapping 225 * that range. */ 226 util_range_add(&rdst->valid_buffer_range, offset, 227 offset + dma_clear_size); 228 229 /* dma_clear_buffer can use clear_buffer on failure. Make sure that 230 * doesn't happen. We don't want an infinite recursion: */ 231 if (sctx->b.dma.cs && 232 !(dst->flags & PIPE_RESOURCE_FLAG_SPARSE) && 233 (offset % 4 == 0) && 234 /* CP DMA is very slow. Always use SDMA for big clears. This 235 * alone improves DeusEx:MD performance by 70%. */ 236 (size > CP_DMA_CLEAR_PERF_THRESHOLD || 237 /* Buffers not used by the GFX IB yet will be cleared by SDMA. 238 * This happens to move most buffer clears to SDMA, including 239 * DCC and CMASK clears, because pipe->clear clears them before 240 * si_emit_framebuffer_state (in a draw call) adds them. 241 * For example, DeusEx:MD has 21 buffer clears per frame and all 242 * of them are moved to SDMA thanks to this. */ 243 !ws->cs_is_buffer_referenced(sctx->b.gfx.cs, rdst->buf, 244 RADEON_USAGE_READWRITE))) { 245 sctx->b.dma_clear_buffer(ctx, dst, offset, dma_clear_size, value); 246 247 offset += dma_clear_size; 248 size -= dma_clear_size; 249 } else if (dma_clear_size >= 4) { 250 uint64_t va = rdst->gpu_address + offset; 251 252 offset += dma_clear_size; 253 size -= dma_clear_size; 254 255 /* Flush the caches. */ 256 sctx->b.flags |= SI_CONTEXT_PS_PARTIAL_FLUSH | 257 SI_CONTEXT_CS_PARTIAL_FLUSH | flush_flags; 258 259 while (dma_clear_size) { 260 unsigned byte_count = MIN2(dma_clear_size, cp_dma_max_byte_count(sctx)); 261 unsigned dma_flags = tc_l2_flag | CP_DMA_CLEAR; 262 263 si_cp_dma_prepare(sctx, dst, NULL, byte_count, dma_clear_size, 0, 264 &is_first, &dma_flags); 265 266 /* Emit the clear packet. */ 267 si_emit_cp_dma(sctx, va, value, byte_count, dma_flags, coher); 268 269 dma_clear_size -= byte_count; 270 va += byte_count; 271 } 272 273 if (tc_l2_flag) 274 rdst->TC_L2_dirty = true; 275 276 /* If it's not a framebuffer fast clear... */ 277 if (coher == R600_COHERENCY_SHADER) 278 sctx->b.num_cp_dma_calls++; 279 } 280 281 if (size) { 282 /* Handle non-dword alignment. 283 * 284 * This function is called for embedded texture metadata clears, 285 * but those should always be properly aligned. */ 286 assert(dst->target == PIPE_BUFFER); 287 assert(size < 4); 288 289 pipe_buffer_write(ctx, dst, offset, size, &value); 290 } 291 } 292 293 static void si_pipe_clear_buffer(struct pipe_context *ctx, 294 struct pipe_resource *dst, 295 unsigned offset, unsigned size, 296 const void *clear_value_ptr, 297 int clear_value_size) 298 { 299 struct si_context *sctx = (struct si_context*)ctx; 300 uint32_t dword_value; 301 unsigned i; 302 303 assert(offset % clear_value_size == 0); 304 assert(size % clear_value_size == 0); 305 306 if (clear_value_size > 4) { 307 const uint32_t *u32 = clear_value_ptr; 308 bool clear_dword_duplicated = true; 309 310 /* See if we can lower large fills to dword fills. */ 311 for (i = 1; i < clear_value_size / 4; i++) 312 if (u32[0] != u32[i]) { 313 clear_dword_duplicated = false; 314 break; 315 } 316 317 if (!clear_dword_duplicated) { 318 /* Use transform feedback for 64-bit, 96-bit, and 319 * 128-bit fills. 320 */ 321 union pipe_color_union clear_value; 322 323 memcpy(&clear_value, clear_value_ptr, clear_value_size); 324 si_blitter_begin(ctx, SI_DISABLE_RENDER_COND); 325 util_blitter_clear_buffer(sctx->blitter, dst, offset, 326 size, clear_value_size / 4, 327 &clear_value); 328 si_blitter_end(ctx); 329 return; 330 } 331 } 332 333 /* Expand the clear value to a dword. */ 334 switch (clear_value_size) { 335 case 1: 336 dword_value = *(uint8_t*)clear_value_ptr; 337 dword_value |= (dword_value << 8) | 338 (dword_value << 16) | 339 (dword_value << 24); 340 break; 341 case 2: 342 dword_value = *(uint16_t*)clear_value_ptr; 343 dword_value |= dword_value << 16; 344 break; 345 default: 346 dword_value = *(uint32_t*)clear_value_ptr; 347 } 348 349 si_clear_buffer(ctx, dst, offset, size, dword_value, 350 R600_COHERENCY_SHADER); 351 } 352 353 /** 354 * Realign the CP DMA engine. This must be done after a copy with an unaligned 355 * size. 356 * 357 * \param size Remaining size to the CP DMA alignment. 358 */ 359 static void si_cp_dma_realign_engine(struct si_context *sctx, unsigned size, 360 unsigned user_flags, bool *is_first) 361 { 362 uint64_t va; 363 unsigned dma_flags = 0; 364 unsigned scratch_size = SI_CPDMA_ALIGNMENT * 2; 365 366 assert(size < SI_CPDMA_ALIGNMENT); 367 368 /* Use the scratch buffer as the dummy buffer. The 3D engine should be 369 * idle at this point. 370 */ 371 if (!sctx->scratch_buffer || 372 sctx->scratch_buffer->b.b.width0 < scratch_size) { 373 r600_resource_reference(&sctx->scratch_buffer, NULL); 374 sctx->scratch_buffer = (struct r600_resource*) 375 si_aligned_buffer_create(&sctx->screen->b, 376 R600_RESOURCE_FLAG_UNMAPPABLE, 377 PIPE_USAGE_DEFAULT, 378 scratch_size, 256); 379 if (!sctx->scratch_buffer) 380 return; 381 382 si_mark_atom_dirty(sctx, &sctx->scratch_state); 383 } 384 385 si_cp_dma_prepare(sctx, &sctx->scratch_buffer->b.b, 386 &sctx->scratch_buffer->b.b, size, size, user_flags, 387 is_first, &dma_flags); 388 389 va = sctx->scratch_buffer->gpu_address; 390 si_emit_cp_dma(sctx, va, va + SI_CPDMA_ALIGNMENT, size, dma_flags, 391 R600_COHERENCY_SHADER); 392 } 393 394 /** 395 * Do memcpy between buffers using CP DMA. 396 * 397 * \param user_flags bitmask of SI_CPDMA_* 398 */ 399 void si_copy_buffer(struct si_context *sctx, 400 struct pipe_resource *dst, struct pipe_resource *src, 401 uint64_t dst_offset, uint64_t src_offset, unsigned size, 402 unsigned user_flags) 403 { 404 uint64_t main_dst_offset, main_src_offset; 405 unsigned skipped_size = 0; 406 unsigned realign_size = 0; 407 unsigned tc_l2_flag = get_tc_l2_flag(sctx, R600_COHERENCY_SHADER); 408 unsigned flush_flags = get_flush_flags(sctx, R600_COHERENCY_SHADER); 409 bool is_first = true; 410 411 if (!size) 412 return; 413 414 if (dst != src || dst_offset != src_offset) { 415 /* Mark the buffer range of destination as valid (initialized), 416 * so that transfer_map knows it should wait for the GPU when mapping 417 * that range. */ 418 util_range_add(&r600_resource(dst)->valid_buffer_range, dst_offset, 419 dst_offset + size); 420 } 421 422 dst_offset += r600_resource(dst)->gpu_address; 423 src_offset += r600_resource(src)->gpu_address; 424 425 /* The workarounds aren't needed on Fiji and beyond. */ 426 if (sctx->b.family <= CHIP_CARRIZO || 427 sctx->b.family == CHIP_STONEY) { 428 /* If the size is not aligned, we must add a dummy copy at the end 429 * just to align the internal counter. Otherwise, the DMA engine 430 * would slow down by an order of magnitude for following copies. 431 */ 432 if (size % SI_CPDMA_ALIGNMENT) 433 realign_size = SI_CPDMA_ALIGNMENT - (size % SI_CPDMA_ALIGNMENT); 434 435 /* If the copy begins unaligned, we must start copying from the next 436 * aligned block and the skipped part should be copied after everything 437 * else has been copied. Only the src alignment matters, not dst. 438 */ 439 if (src_offset % SI_CPDMA_ALIGNMENT) { 440 skipped_size = SI_CPDMA_ALIGNMENT - (src_offset % SI_CPDMA_ALIGNMENT); 441 /* The main part will be skipped if the size is too small. */ 442 skipped_size = MIN2(skipped_size, size); 443 size -= skipped_size; 444 } 445 } 446 447 /* Flush the caches. */ 448 if (!(user_flags & SI_CPDMA_SKIP_GFX_SYNC)) 449 sctx->b.flags |= SI_CONTEXT_PS_PARTIAL_FLUSH | 450 SI_CONTEXT_CS_PARTIAL_FLUSH | flush_flags; 451 452 /* This is the main part doing the copying. Src is always aligned. */ 453 main_dst_offset = dst_offset + skipped_size; 454 main_src_offset = src_offset + skipped_size; 455 456 while (size) { 457 unsigned dma_flags = tc_l2_flag; 458 unsigned byte_count = MIN2(size, cp_dma_max_byte_count(sctx)); 459 460 si_cp_dma_prepare(sctx, dst, src, byte_count, 461 size + skipped_size + realign_size, 462 user_flags, &is_first, &dma_flags); 463 464 si_emit_cp_dma(sctx, main_dst_offset, main_src_offset, 465 byte_count, dma_flags, R600_COHERENCY_SHADER); 466 467 size -= byte_count; 468 main_src_offset += byte_count; 469 main_dst_offset += byte_count; 470 } 471 472 /* Copy the part we skipped because src wasn't aligned. */ 473 if (skipped_size) { 474 unsigned dma_flags = tc_l2_flag; 475 476 si_cp_dma_prepare(sctx, dst, src, skipped_size, 477 skipped_size + realign_size, user_flags, 478 &is_first, &dma_flags); 479 480 si_emit_cp_dma(sctx, dst_offset, src_offset, skipped_size, 481 dma_flags, R600_COHERENCY_SHADER); 482 } 483 484 /* Finally, realign the engine if the size wasn't aligned. */ 485 if (realign_size) 486 si_cp_dma_realign_engine(sctx, realign_size, user_flags, 487 &is_first); 488 489 if (tc_l2_flag) 490 r600_resource(dst)->TC_L2_dirty = true; 491 492 /* If it's not a prefetch... */ 493 if (dst_offset != src_offset) 494 sctx->b.num_cp_dma_calls++; 495 } 496 497 void cik_prefetch_TC_L2_async(struct si_context *sctx, struct pipe_resource *buf, 498 uint64_t offset, unsigned size) 499 { 500 assert(sctx->b.chip_class >= CIK); 501 502 si_copy_buffer(sctx, buf, buf, offset, offset, size, SI_CPDMA_SKIP_ALL); 503 } 504 505 static void cik_prefetch_shader_async(struct si_context *sctx, 506 struct si_pm4_state *state) 507 { 508 struct pipe_resource *bo = &state->bo[0]->b.b; 509 assert(state->nbo == 1); 510 511 cik_prefetch_TC_L2_async(sctx, bo, 0, bo->width0); 512 } 513 514 static void cik_prefetch_VBO_descriptors(struct si_context *sctx) 515 { 516 if (!sctx->vertex_elements) 517 return; 518 519 cik_prefetch_TC_L2_async(sctx, &sctx->vertex_buffers.buffer->b.b, 520 sctx->vertex_buffers.gpu_address - 521 sctx->vertex_buffers.buffer->gpu_address, 522 sctx->vertex_elements->desc_list_byte_size); 523 } 524 525 void cik_emit_prefetch_L2(struct si_context *sctx) 526 { 527 /* Prefetch shaders and VBO descriptors to TC L2. */ 528 if (sctx->b.chip_class >= GFX9) { 529 /* Choose the right spot for the VBO prefetch. */ 530 if (sctx->tes_shader.cso) { 531 if (sctx->prefetch_L2_mask & SI_PREFETCH_HS) 532 cik_prefetch_shader_async(sctx, sctx->queued.named.hs); 533 if (sctx->prefetch_L2_mask & SI_PREFETCH_VBO_DESCRIPTORS) 534 cik_prefetch_VBO_descriptors(sctx); 535 if (sctx->prefetch_L2_mask & SI_PREFETCH_GS) 536 cik_prefetch_shader_async(sctx, sctx->queued.named.gs); 537 if (sctx->prefetch_L2_mask & SI_PREFETCH_VS) 538 cik_prefetch_shader_async(sctx, sctx->queued.named.vs); 539 } else if (sctx->gs_shader.cso) { 540 if (sctx->prefetch_L2_mask & SI_PREFETCH_GS) 541 cik_prefetch_shader_async(sctx, sctx->queued.named.gs); 542 if (sctx->prefetch_L2_mask & SI_PREFETCH_VBO_DESCRIPTORS) 543 cik_prefetch_VBO_descriptors(sctx); 544 if (sctx->prefetch_L2_mask & SI_PREFETCH_VS) 545 cik_prefetch_shader_async(sctx, sctx->queued.named.vs); 546 } else { 547 if (sctx->prefetch_L2_mask & SI_PREFETCH_VS) 548 cik_prefetch_shader_async(sctx, sctx->queued.named.vs); 549 if (sctx->prefetch_L2_mask & SI_PREFETCH_VBO_DESCRIPTORS) 550 cik_prefetch_VBO_descriptors(sctx); 551 } 552 } else { 553 /* SI-CI-VI */ 554 /* Choose the right spot for the VBO prefetch. */ 555 if (sctx->tes_shader.cso) { 556 if (sctx->prefetch_L2_mask & SI_PREFETCH_LS) 557 cik_prefetch_shader_async(sctx, sctx->queued.named.ls); 558 if (sctx->prefetch_L2_mask & SI_PREFETCH_VBO_DESCRIPTORS) 559 cik_prefetch_VBO_descriptors(sctx); 560 if (sctx->prefetch_L2_mask & SI_PREFETCH_HS) 561 cik_prefetch_shader_async(sctx, sctx->queued.named.hs); 562 if (sctx->prefetch_L2_mask & SI_PREFETCH_ES) 563 cik_prefetch_shader_async(sctx, sctx->queued.named.es); 564 if (sctx->prefetch_L2_mask & SI_PREFETCH_GS) 565 cik_prefetch_shader_async(sctx, sctx->queued.named.gs); 566 if (sctx->prefetch_L2_mask & SI_PREFETCH_VS) 567 cik_prefetch_shader_async(sctx, sctx->queued.named.vs); 568 } else if (sctx->gs_shader.cso) { 569 if (sctx->prefetch_L2_mask & SI_PREFETCH_ES) 570 cik_prefetch_shader_async(sctx, sctx->queued.named.es); 571 if (sctx->prefetch_L2_mask & SI_PREFETCH_VBO_DESCRIPTORS) 572 cik_prefetch_VBO_descriptors(sctx); 573 if (sctx->prefetch_L2_mask & SI_PREFETCH_GS) 574 cik_prefetch_shader_async(sctx, sctx->queued.named.gs); 575 if (sctx->prefetch_L2_mask & SI_PREFETCH_VS) 576 cik_prefetch_shader_async(sctx, sctx->queued.named.vs); 577 } else { 578 if (sctx->prefetch_L2_mask & SI_PREFETCH_VS) 579 cik_prefetch_shader_async(sctx, sctx->queued.named.vs); 580 if (sctx->prefetch_L2_mask & SI_PREFETCH_VBO_DESCRIPTORS) 581 cik_prefetch_VBO_descriptors(sctx); 582 } 583 } 584 585 if (sctx->prefetch_L2_mask & SI_PREFETCH_PS) 586 cik_prefetch_shader_async(sctx, sctx->queued.named.ps); 587 588 sctx->prefetch_L2_mask = 0; 589 } 590 591 void si_init_cp_dma_functions(struct si_context *sctx) 592 { 593 sctx->b.b.clear_buffer = si_pipe_clear_buffer; 594 } 595