1 /* 2 * Copyright © 2014-2015 Broadcom 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, sublicense, 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 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 NONINFRINGEMENT. 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 DEALINGS 21 * IN THE SOFTWARE. 22 */ 23 24 /** 25 * DOC: Render command list generation 26 * 27 * In the VC4 driver, render command list generation is performed by the 28 * kernel instead of userspace. We do this because validating a 29 * user-submitted command list is hard to get right and has high CPU overhead, 30 * while the number of valid configurations for render command lists is 31 * actually fairly low. 32 */ 33 34 #include "uapi/drm/vc4_drm.h" 35 #include "vc4_drv.h" 36 #include "vc4_packet.h" 37 38 struct vc4_rcl_setup { 39 struct drm_gem_cma_object *color_read; 40 struct drm_gem_cma_object *color_write; 41 struct drm_gem_cma_object *zs_read; 42 struct drm_gem_cma_object *zs_write; 43 struct drm_gem_cma_object *msaa_color_write; 44 struct drm_gem_cma_object *msaa_zs_write; 45 46 struct drm_gem_cma_object *rcl; 47 u32 next_offset; 48 }; 49 50 static inline void rcl_u8(struct vc4_rcl_setup *setup, u8 val) 51 { 52 *(u8 *)(setup->rcl->vaddr + setup->next_offset) = val; 53 setup->next_offset += 1; 54 } 55 56 static inline void rcl_u16(struct vc4_rcl_setup *setup, u16 val) 57 { 58 *(u16 *)(setup->rcl->vaddr + setup->next_offset) = val; 59 setup->next_offset += 2; 60 } 61 62 static inline void rcl_u32(struct vc4_rcl_setup *setup, u32 val) 63 { 64 *(u32 *)(setup->rcl->vaddr + setup->next_offset) = val; 65 setup->next_offset += 4; 66 } 67 68 /* 69 * Emits a no-op STORE_TILE_BUFFER_GENERAL. 70 * 71 * If we emit a PACKET_TILE_COORDINATES, it must be followed by a store of 72 * some sort before another load is triggered. 73 */ 74 static void vc4_store_before_load(struct vc4_rcl_setup *setup) 75 { 76 rcl_u8(setup, VC4_PACKET_STORE_TILE_BUFFER_GENERAL); 77 rcl_u16(setup, 78 VC4_SET_FIELD(VC4_LOADSTORE_TILE_BUFFER_NONE, 79 VC4_LOADSTORE_TILE_BUFFER_BUFFER) | 80 VC4_STORE_TILE_BUFFER_DISABLE_COLOR_CLEAR | 81 VC4_STORE_TILE_BUFFER_DISABLE_ZS_CLEAR | 82 VC4_STORE_TILE_BUFFER_DISABLE_VG_MASK_CLEAR); 83 rcl_u32(setup, 0); /* no address, since we're in None mode */ 84 } 85 86 /* 87 * Calculates the physical address of the start of a tile in a RCL surface. 88 * 89 * Unlike the other load/store packets, 90 * VC4_PACKET_LOAD/STORE_FULL_RES_TILE_BUFFER don't look at the tile 91 * coordinates packet, and instead just store to the address given. 92 */ 93 static uint32_t vc4_full_res_offset(struct vc4_exec_info *exec, 94 struct drm_gem_cma_object *bo, 95 struct drm_vc4_submit_rcl_surface *surf, 96 uint8_t x, uint8_t y) 97 { 98 return bo->paddr + surf->offset + VC4_TILE_BUFFER_SIZE * 99 (DIV_ROUND_UP(exec->args->width, 32) * y + x); 100 } 101 102 /* 103 * Emits a PACKET_TILE_COORDINATES if one isn't already pending. 104 * 105 * The tile coordinates packet triggers a pending load if there is one, are 106 * used for clipping during rendering, and determine where loads/stores happen 107 * relative to their base address. 108 */ 109 static void vc4_tile_coordinates(struct vc4_rcl_setup *setup, 110 uint32_t x, uint32_t y) 111 { 112 rcl_u8(setup, VC4_PACKET_TILE_COORDINATES); 113 rcl_u8(setup, x); 114 rcl_u8(setup, y); 115 } 116 117 static void emit_tile(struct vc4_exec_info *exec, 118 struct vc4_rcl_setup *setup, 119 uint8_t x, uint8_t y, bool first, bool last) 120 { 121 struct drm_vc4_submit_cl *args = exec->args; 122 bool has_bin = args->bin_cl_size != 0; 123 124 /* Note that the load doesn't actually occur until the 125 * tile coords packet is processed, and only one load 126 * may be outstanding at a time. 127 */ 128 if (setup->color_read) { 129 if (args->color_read.flags & 130 VC4_SUBMIT_RCL_SURFACE_READ_IS_FULL_RES) { 131 rcl_u8(setup, VC4_PACKET_LOAD_FULL_RES_TILE_BUFFER); 132 rcl_u32(setup, 133 vc4_full_res_offset(exec, setup->color_read, 134 &args->color_read, x, y) | 135 VC4_LOADSTORE_FULL_RES_DISABLE_ZS); 136 } else { 137 rcl_u8(setup, VC4_PACKET_LOAD_TILE_BUFFER_GENERAL); 138 rcl_u16(setup, args->color_read.bits); 139 rcl_u32(setup, setup->color_read->paddr + 140 args->color_read.offset); 141 } 142 } 143 144 if (setup->zs_read) { 145 if (args->zs_read.flags & 146 VC4_SUBMIT_RCL_SURFACE_READ_IS_FULL_RES) { 147 rcl_u8(setup, VC4_PACKET_LOAD_FULL_RES_TILE_BUFFER); 148 rcl_u32(setup, 149 vc4_full_res_offset(exec, setup->zs_read, 150 &args->zs_read, x, y) | 151 VC4_LOADSTORE_FULL_RES_DISABLE_COLOR); 152 } else { 153 if (setup->color_read) { 154 /* Exec previous load. */ 155 vc4_tile_coordinates(setup, x, y); 156 vc4_store_before_load(setup); 157 } 158 159 rcl_u8(setup, VC4_PACKET_LOAD_TILE_BUFFER_GENERAL); 160 rcl_u16(setup, args->zs_read.bits); 161 rcl_u32(setup, setup->zs_read->paddr + 162 args->zs_read.offset); 163 } 164 } 165 166 /* Clipping depends on tile coordinates having been 167 * emitted, so we always need one here. 168 */ 169 vc4_tile_coordinates(setup, x, y); 170 171 /* Wait for the binner before jumping to the first 172 * tile's lists. 173 */ 174 if (first && has_bin) 175 rcl_u8(setup, VC4_PACKET_WAIT_ON_SEMAPHORE); 176 177 if (has_bin) { 178 rcl_u8(setup, VC4_PACKET_BRANCH_TO_SUB_LIST); 179 rcl_u32(setup, (exec->tile_bo->paddr + 180 exec->tile_alloc_offset + 181 (y * exec->bin_tiles_x + x) * 32)); 182 } 183 184 if (setup->msaa_color_write) { 185 bool last_tile_write = (!setup->msaa_zs_write && 186 !setup->zs_write && 187 !setup->color_write); 188 uint32_t bits = VC4_LOADSTORE_FULL_RES_DISABLE_ZS; 189 190 if (!last_tile_write) 191 bits |= VC4_LOADSTORE_FULL_RES_DISABLE_CLEAR_ALL; 192 else if (last) 193 bits |= VC4_LOADSTORE_FULL_RES_EOF; 194 rcl_u8(setup, VC4_PACKET_STORE_FULL_RES_TILE_BUFFER); 195 rcl_u32(setup, 196 vc4_full_res_offset(exec, setup->msaa_color_write, 197 &args->msaa_color_write, x, y) | 198 bits); 199 } 200 201 if (setup->msaa_zs_write) { 202 bool last_tile_write = (!setup->zs_write && 203 !setup->color_write); 204 uint32_t bits = VC4_LOADSTORE_FULL_RES_DISABLE_COLOR; 205 206 if (setup->msaa_color_write) 207 vc4_tile_coordinates(setup, x, y); 208 if (!last_tile_write) 209 bits |= VC4_LOADSTORE_FULL_RES_DISABLE_CLEAR_ALL; 210 else if (last) 211 bits |= VC4_LOADSTORE_FULL_RES_EOF; 212 rcl_u8(setup, VC4_PACKET_STORE_FULL_RES_TILE_BUFFER); 213 rcl_u32(setup, 214 vc4_full_res_offset(exec, setup->msaa_zs_write, 215 &args->msaa_zs_write, x, y) | 216 bits); 217 } 218 219 if (setup->zs_write) { 220 bool last_tile_write = !setup->color_write; 221 222 if (setup->msaa_color_write || setup->msaa_zs_write) 223 vc4_tile_coordinates(setup, x, y); 224 225 rcl_u8(setup, VC4_PACKET_STORE_TILE_BUFFER_GENERAL); 226 rcl_u16(setup, args->zs_write.bits | 227 (last_tile_write ? 228 0 : VC4_STORE_TILE_BUFFER_DISABLE_COLOR_CLEAR)); 229 rcl_u32(setup, 230 (setup->zs_write->paddr + args->zs_write.offset) | 231 ((last && last_tile_write) ? 232 VC4_LOADSTORE_TILE_BUFFER_EOF : 0)); 233 } 234 235 if (setup->color_write) { 236 if (setup->msaa_color_write || setup->msaa_zs_write || 237 setup->zs_write) { 238 vc4_tile_coordinates(setup, x, y); 239 } 240 241 if (last) 242 rcl_u8(setup, VC4_PACKET_STORE_MS_TILE_BUFFER_AND_EOF); 243 else 244 rcl_u8(setup, VC4_PACKET_STORE_MS_TILE_BUFFER); 245 } 246 } 247 248 static int vc4_create_rcl_bo(struct drm_device *dev, struct vc4_exec_info *exec, 249 struct vc4_rcl_setup *setup) 250 { 251 struct drm_vc4_submit_cl *args = exec->args; 252 bool has_bin = args->bin_cl_size != 0; 253 uint8_t min_x_tile = args->min_x_tile; 254 uint8_t min_y_tile = args->min_y_tile; 255 uint8_t max_x_tile = args->max_x_tile; 256 uint8_t max_y_tile = args->max_y_tile; 257 uint8_t xtiles = max_x_tile - min_x_tile + 1; 258 uint8_t ytiles = max_y_tile - min_y_tile + 1; 259 uint8_t x, y; 260 uint32_t size, loop_body_size; 261 262 size = VC4_PACKET_TILE_RENDERING_MODE_CONFIG_SIZE; 263 loop_body_size = VC4_PACKET_TILE_COORDINATES_SIZE; 264 265 if (args->flags & VC4_SUBMIT_CL_USE_CLEAR_COLOR) { 266 size += VC4_PACKET_CLEAR_COLORS_SIZE + 267 VC4_PACKET_TILE_COORDINATES_SIZE + 268 VC4_PACKET_STORE_TILE_BUFFER_GENERAL_SIZE; 269 } 270 271 if (setup->color_read) { 272 if (args->color_read.flags & 273 VC4_SUBMIT_RCL_SURFACE_READ_IS_FULL_RES) { 274 loop_body_size += VC4_PACKET_LOAD_FULL_RES_TILE_BUFFER_SIZE; 275 } else { 276 loop_body_size += VC4_PACKET_LOAD_TILE_BUFFER_GENERAL_SIZE; 277 } 278 } 279 if (setup->zs_read) { 280 if (args->zs_read.flags & 281 VC4_SUBMIT_RCL_SURFACE_READ_IS_FULL_RES) { 282 loop_body_size += VC4_PACKET_LOAD_FULL_RES_TILE_BUFFER_SIZE; 283 } else { 284 if (setup->color_read && 285 !(args->color_read.flags & 286 VC4_SUBMIT_RCL_SURFACE_READ_IS_FULL_RES)) { 287 loop_body_size += VC4_PACKET_TILE_COORDINATES_SIZE; 288 loop_body_size += VC4_PACKET_STORE_TILE_BUFFER_GENERAL_SIZE; 289 } 290 loop_body_size += VC4_PACKET_LOAD_TILE_BUFFER_GENERAL_SIZE; 291 } 292 } 293 294 if (has_bin) { 295 size += VC4_PACKET_WAIT_ON_SEMAPHORE_SIZE; 296 loop_body_size += VC4_PACKET_BRANCH_TO_SUB_LIST_SIZE; 297 } 298 299 if (setup->msaa_color_write) 300 loop_body_size += VC4_PACKET_STORE_FULL_RES_TILE_BUFFER_SIZE; 301 if (setup->msaa_zs_write) 302 loop_body_size += VC4_PACKET_STORE_FULL_RES_TILE_BUFFER_SIZE; 303 304 if (setup->zs_write) 305 loop_body_size += VC4_PACKET_STORE_TILE_BUFFER_GENERAL_SIZE; 306 if (setup->color_write) 307 loop_body_size += VC4_PACKET_STORE_MS_TILE_BUFFER_SIZE; 308 309 /* We need a VC4_PACKET_TILE_COORDINATES in between each store. */ 310 loop_body_size += VC4_PACKET_TILE_COORDINATES_SIZE * 311 ((setup->msaa_color_write != NULL) + 312 (setup->msaa_zs_write != NULL) + 313 (setup->color_write != NULL) + 314 (setup->zs_write != NULL) - 1); 315 316 size += xtiles * ytiles * loop_body_size; 317 318 setup->rcl = &vc4_bo_create(dev, size, true)->base; 319 if (!setup->rcl) 320 return -ENOMEM; 321 list_add_tail(&to_vc4_bo(&setup->rcl->base)->unref_head, 322 &exec->unref_list); 323 324 rcl_u8(setup, VC4_PACKET_TILE_RENDERING_MODE_CONFIG); 325 rcl_u32(setup, 326 (setup->color_write ? (setup->color_write->paddr + 327 args->color_write.offset) : 328 0)); 329 rcl_u16(setup, args->width); 330 rcl_u16(setup, args->height); 331 rcl_u16(setup, args->color_write.bits); 332 333 /* The tile buffer gets cleared when the previous tile is stored. If 334 * the clear values changed between frames, then the tile buffer has 335 * stale clear values in it, so we have to do a store in None mode (no 336 * writes) so that we trigger the tile buffer clear. 337 */ 338 if (args->flags & VC4_SUBMIT_CL_USE_CLEAR_COLOR) { 339 rcl_u8(setup, VC4_PACKET_CLEAR_COLORS); 340 rcl_u32(setup, args->clear_color[0]); 341 rcl_u32(setup, args->clear_color[1]); 342 rcl_u32(setup, args->clear_z); 343 rcl_u8(setup, args->clear_s); 344 345 vc4_tile_coordinates(setup, 0, 0); 346 347 rcl_u8(setup, VC4_PACKET_STORE_TILE_BUFFER_GENERAL); 348 rcl_u16(setup, VC4_LOADSTORE_TILE_BUFFER_NONE); 349 rcl_u32(setup, 0); /* no address, since we're in None mode */ 350 } 351 352 for (y = min_y_tile; y <= max_y_tile; y++) { 353 for (x = min_x_tile; x <= max_x_tile; x++) { 354 bool first = (x == min_x_tile && y == min_y_tile); 355 bool last = (x == max_x_tile && y == max_y_tile); 356 357 emit_tile(exec, setup, x, y, first, last); 358 } 359 } 360 361 BUG_ON(setup->next_offset != size); 362 exec->ct1ca = setup->rcl->paddr; 363 exec->ct1ea = setup->rcl->paddr + setup->next_offset; 364 365 return 0; 366 } 367 368 static int vc4_full_res_bounds_check(struct vc4_exec_info *exec, 369 struct drm_gem_cma_object *obj, 370 struct drm_vc4_submit_rcl_surface *surf) 371 { 372 struct drm_vc4_submit_cl *args = exec->args; 373 u32 render_tiles_stride = DIV_ROUND_UP(exec->args->width, 32); 374 375 if (surf->offset > obj->base.size) { 376 DRM_ERROR("surface offset %d > BO size %zd\n", 377 surf->offset, obj->base.size); 378 return -EINVAL; 379 } 380 381 if ((obj->base.size - surf->offset) / VC4_TILE_BUFFER_SIZE < 382 render_tiles_stride * args->max_y_tile + args->max_x_tile) { 383 DRM_ERROR("MSAA tile %d, %d out of bounds " 384 "(bo size %zd, offset %d).\n", 385 args->max_x_tile, args->max_y_tile, 386 obj->base.size, 387 surf->offset); 388 return -EINVAL; 389 } 390 391 return 0; 392 } 393 394 static int vc4_rcl_msaa_surface_setup(struct vc4_exec_info *exec, 395 struct drm_gem_cma_object **obj, 396 struct drm_vc4_submit_rcl_surface *surf) 397 { 398 if (surf->flags != 0 || surf->bits != 0) { 399 DRM_ERROR("MSAA surface had nonzero flags/bits\n"); 400 return -EINVAL; 401 } 402 403 if (surf->hindex == ~0) 404 return 0; 405 406 *obj = vc4_use_bo(exec, surf->hindex); 407 if (!*obj) 408 return -EINVAL; 409 410 if (surf->offset & 0xf) { 411 DRM_ERROR("MSAA write must be 16b aligned.\n"); 412 return -EINVAL; 413 } 414 415 return vc4_full_res_bounds_check(exec, *obj, surf); 416 } 417 418 static int vc4_rcl_surface_setup(struct vc4_exec_info *exec, 419 struct drm_gem_cma_object **obj, 420 struct drm_vc4_submit_rcl_surface *surf) 421 { 422 uint8_t tiling = VC4_GET_FIELD(surf->bits, 423 VC4_LOADSTORE_TILE_BUFFER_TILING); 424 uint8_t buffer = VC4_GET_FIELD(surf->bits, 425 VC4_LOADSTORE_TILE_BUFFER_BUFFER); 426 uint8_t format = VC4_GET_FIELD(surf->bits, 427 VC4_LOADSTORE_TILE_BUFFER_FORMAT); 428 int cpp; 429 int ret; 430 431 if (surf->flags & ~VC4_SUBMIT_RCL_SURFACE_READ_IS_FULL_RES) { 432 DRM_ERROR("Extra flags set\n"); 433 return -EINVAL; 434 } 435 436 if (surf->hindex == ~0) 437 return 0; 438 439 *obj = vc4_use_bo(exec, surf->hindex); 440 if (!*obj) 441 return -EINVAL; 442 443 if (surf->flags & VC4_SUBMIT_RCL_SURFACE_READ_IS_FULL_RES) { 444 if (surf == &exec->args->zs_write) { 445 DRM_ERROR("general zs write may not be a full-res.\n"); 446 return -EINVAL; 447 } 448 449 if (surf->bits != 0) { 450 DRM_ERROR("load/store general bits set with " 451 "full res load/store.\n"); 452 return -EINVAL; 453 } 454 455 ret = vc4_full_res_bounds_check(exec, *obj, surf); 456 if (!ret) 457 return ret; 458 459 return 0; 460 } 461 462 if (surf->bits & ~(VC4_LOADSTORE_TILE_BUFFER_TILING_MASK | 463 VC4_LOADSTORE_TILE_BUFFER_BUFFER_MASK | 464 VC4_LOADSTORE_TILE_BUFFER_FORMAT_MASK)) { 465 DRM_ERROR("Unknown bits in load/store: 0x%04x\n", 466 surf->bits); 467 return -EINVAL; 468 } 469 470 if (tiling > VC4_TILING_FORMAT_LT) { 471 DRM_ERROR("Bad tiling format\n"); 472 return -EINVAL; 473 } 474 475 if (buffer == VC4_LOADSTORE_TILE_BUFFER_ZS) { 476 if (format != 0) { 477 DRM_ERROR("No color format should be set for ZS\n"); 478 return -EINVAL; 479 } 480 cpp = 4; 481 } else if (buffer == VC4_LOADSTORE_TILE_BUFFER_COLOR) { 482 switch (format) { 483 case VC4_LOADSTORE_TILE_BUFFER_BGR565: 484 case VC4_LOADSTORE_TILE_BUFFER_BGR565_DITHER: 485 cpp = 2; 486 break; 487 case VC4_LOADSTORE_TILE_BUFFER_RGBA8888: 488 cpp = 4; 489 break; 490 default: 491 DRM_ERROR("Bad tile buffer format\n"); 492 return -EINVAL; 493 } 494 } else { 495 DRM_ERROR("Bad load/store buffer %d.\n", buffer); 496 return -EINVAL; 497 } 498 499 if (surf->offset & 0xf) { 500 DRM_ERROR("load/store buffer must be 16b aligned.\n"); 501 return -EINVAL; 502 } 503 504 if (!vc4_check_tex_size(exec, *obj, surf->offset, tiling, 505 exec->args->width, exec->args->height, cpp)) { 506 return -EINVAL; 507 } 508 509 return 0; 510 } 511 512 static int 513 vc4_rcl_render_config_surface_setup(struct vc4_exec_info *exec, 514 struct vc4_rcl_setup *setup, 515 struct drm_gem_cma_object **obj, 516 struct drm_vc4_submit_rcl_surface *surf) 517 { 518 uint8_t tiling = VC4_GET_FIELD(surf->bits, 519 VC4_RENDER_CONFIG_MEMORY_FORMAT); 520 uint8_t format = VC4_GET_FIELD(surf->bits, 521 VC4_RENDER_CONFIG_FORMAT); 522 int cpp; 523 524 if (surf->flags != 0) { 525 DRM_ERROR("No flags supported on render config.\n"); 526 return -EINVAL; 527 } 528 529 if (surf->bits & ~(VC4_RENDER_CONFIG_MEMORY_FORMAT_MASK | 530 VC4_RENDER_CONFIG_FORMAT_MASK | 531 VC4_RENDER_CONFIG_MS_MODE_4X | 532 VC4_RENDER_CONFIG_DECIMATE_MODE_4X)) { 533 DRM_ERROR("Unknown bits in render config: 0x%04x\n", 534 surf->bits); 535 return -EINVAL; 536 } 537 538 if (surf->hindex == ~0) 539 return 0; 540 541 *obj = vc4_use_bo(exec, surf->hindex); 542 if (!*obj) 543 return -EINVAL; 544 545 if (tiling > VC4_TILING_FORMAT_LT) { 546 DRM_ERROR("Bad tiling format\n"); 547 return -EINVAL; 548 } 549 550 switch (format) { 551 case VC4_RENDER_CONFIG_FORMAT_BGR565_DITHERED: 552 case VC4_RENDER_CONFIG_FORMAT_BGR565: 553 cpp = 2; 554 break; 555 case VC4_RENDER_CONFIG_FORMAT_RGBA8888: 556 cpp = 4; 557 break; 558 default: 559 DRM_ERROR("Bad tile buffer format\n"); 560 return -EINVAL; 561 } 562 563 if (!vc4_check_tex_size(exec, *obj, surf->offset, tiling, 564 exec->args->width, exec->args->height, cpp)) { 565 return -EINVAL; 566 } 567 568 return 0; 569 } 570 571 int vc4_get_rcl(struct drm_device *dev, struct vc4_exec_info *exec) 572 { 573 struct vc4_rcl_setup setup = {0}; 574 struct drm_vc4_submit_cl *args = exec->args; 575 bool has_bin = args->bin_cl_size != 0; 576 int ret; 577 578 if (args->min_x_tile > args->max_x_tile || 579 args->min_y_tile > args->max_y_tile) { 580 DRM_ERROR("Bad render tile set (%d,%d)-(%d,%d)\n", 581 args->min_x_tile, args->min_y_tile, 582 args->max_x_tile, args->max_y_tile); 583 return -EINVAL; 584 } 585 586 if (has_bin && 587 (args->max_x_tile > exec->bin_tiles_x || 588 args->max_y_tile > exec->bin_tiles_y)) { 589 DRM_ERROR("Render tiles (%d,%d) outside of bin config " 590 "(%d,%d)\n", 591 args->max_x_tile, args->max_y_tile, 592 exec->bin_tiles_x, exec->bin_tiles_y); 593 return -EINVAL; 594 } 595 596 ret = vc4_rcl_render_config_surface_setup(exec, &setup, 597 &setup.color_write, 598 &args->color_write); 599 if (ret) 600 return ret; 601 602 ret = vc4_rcl_surface_setup(exec, &setup.color_read, &args->color_read); 603 if (ret) 604 return ret; 605 606 ret = vc4_rcl_surface_setup(exec, &setup.zs_read, &args->zs_read); 607 if (ret) 608 return ret; 609 610 ret = vc4_rcl_surface_setup(exec, &setup.zs_write, &args->zs_write); 611 if (ret) 612 return ret; 613 614 ret = vc4_rcl_msaa_surface_setup(exec, &setup.msaa_color_write, 615 &args->msaa_color_write); 616 if (ret) 617 return ret; 618 619 ret = vc4_rcl_msaa_surface_setup(exec, &setup.msaa_zs_write, 620 &args->msaa_zs_write); 621 if (ret) 622 return ret; 623 624 /* We shouldn't even have the job submitted to us if there's no 625 * surface to write out. 626 */ 627 if (!setup.color_write && !setup.zs_write && 628 !setup.msaa_color_write && !setup.msaa_zs_write) { 629 DRM_ERROR("RCL requires color or Z/S write\n"); 630 return -EINVAL; 631 } 632 633 return vc4_create_rcl_bo(dev, exec, &setup); 634 } 635