1 /* 2 * Copyright 2010 Advanced Micro Devices, Inc. 3 * Copyright 2008 Red Hat Inc. 4 * Copyright 2009 Jerome Glisse. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: Dave Airlie 25 * Alex Deucher 26 * Jerome Glisse 27 */ 28 #include <drm/drmP.h> 29 #include "radeon.h" 30 #include "radeon_asic.h" 31 #include "evergreend.h" 32 #include "evergreen_reg_safe.h" 33 #include "cayman_reg_safe.h" 34 35 #define MAX(a,b) (((a)>(b))?(a):(b)) 36 #define MIN(a,b) (((a)<(b))?(a):(b)) 37 38 #define REG_SAFE_BM_SIZE ARRAY_SIZE(evergreen_reg_safe_bm) 39 40 int r600_dma_cs_next_reloc(struct radeon_cs_parser *p, 41 struct radeon_bo_list **cs_reloc); 42 struct evergreen_cs_track { 43 u32 group_size; 44 u32 nbanks; 45 u32 npipes; 46 u32 row_size; 47 /* value we track */ 48 u32 nsamples; /* unused */ 49 struct radeon_bo *cb_color_bo[12]; 50 u32 cb_color_bo_offset[12]; 51 struct radeon_bo *cb_color_fmask_bo[8]; /* unused */ 52 struct radeon_bo *cb_color_cmask_bo[8]; /* unused */ 53 u32 cb_color_info[12]; 54 u32 cb_color_view[12]; 55 u32 cb_color_pitch[12]; 56 u32 cb_color_slice[12]; 57 u32 cb_color_slice_idx[12]; 58 u32 cb_color_attrib[12]; 59 u32 cb_color_cmask_slice[8];/* unused */ 60 u32 cb_color_fmask_slice[8];/* unused */ 61 u32 cb_target_mask; 62 u32 cb_shader_mask; /* unused */ 63 u32 vgt_strmout_config; 64 u32 vgt_strmout_buffer_config; 65 struct radeon_bo *vgt_strmout_bo[4]; 66 u32 vgt_strmout_bo_offset[4]; 67 u32 vgt_strmout_size[4]; 68 u32 db_depth_control; 69 u32 db_depth_view; 70 u32 db_depth_slice; 71 u32 db_depth_size; 72 u32 db_z_info; 73 u32 db_z_read_offset; 74 u32 db_z_write_offset; 75 struct radeon_bo *db_z_read_bo; 76 struct radeon_bo *db_z_write_bo; 77 u32 db_s_info; 78 u32 db_s_read_offset; 79 u32 db_s_write_offset; 80 struct radeon_bo *db_s_read_bo; 81 struct radeon_bo *db_s_write_bo; 82 bool sx_misc_kill_all_prims; 83 bool cb_dirty; 84 bool db_dirty; 85 bool streamout_dirty; 86 u32 htile_offset; 87 u32 htile_surface; 88 struct radeon_bo *htile_bo; 89 unsigned long indirect_draw_buffer_size; 90 const unsigned *reg_safe_bm; 91 }; 92 93 static u32 evergreen_cs_get_aray_mode(u32 tiling_flags) 94 { 95 if (tiling_flags & RADEON_TILING_MACRO) 96 return ARRAY_2D_TILED_THIN1; 97 else if (tiling_flags & RADEON_TILING_MICRO) 98 return ARRAY_1D_TILED_THIN1; 99 else 100 return ARRAY_LINEAR_GENERAL; 101 } 102 103 static u32 evergreen_cs_get_num_banks(u32 nbanks) 104 { 105 switch (nbanks) { 106 case 2: 107 return ADDR_SURF_2_BANK; 108 case 4: 109 return ADDR_SURF_4_BANK; 110 case 8: 111 default: 112 return ADDR_SURF_8_BANK; 113 case 16: 114 return ADDR_SURF_16_BANK; 115 } 116 } 117 118 static void evergreen_cs_track_init(struct evergreen_cs_track *track) 119 { 120 int i; 121 122 for (i = 0; i < 8; i++) { 123 track->cb_color_fmask_bo[i] = NULL; 124 track->cb_color_cmask_bo[i] = NULL; 125 track->cb_color_cmask_slice[i] = 0; 126 track->cb_color_fmask_slice[i] = 0; 127 } 128 129 for (i = 0; i < 12; i++) { 130 track->cb_color_bo[i] = NULL; 131 track->cb_color_bo_offset[i] = 0xFFFFFFFF; 132 track->cb_color_info[i] = 0; 133 track->cb_color_view[i] = 0xFFFFFFFF; 134 track->cb_color_pitch[i] = 0; 135 track->cb_color_slice[i] = 0xfffffff; 136 track->cb_color_slice_idx[i] = 0; 137 } 138 track->cb_target_mask = 0xFFFFFFFF; 139 track->cb_shader_mask = 0xFFFFFFFF; 140 track->cb_dirty = true; 141 142 track->db_depth_slice = 0xffffffff; 143 track->db_depth_view = 0xFFFFC000; 144 track->db_depth_size = 0xFFFFFFFF; 145 track->db_depth_control = 0xFFFFFFFF; 146 track->db_z_info = 0xFFFFFFFF; 147 track->db_z_read_offset = 0xFFFFFFFF; 148 track->db_z_write_offset = 0xFFFFFFFF; 149 track->db_z_read_bo = NULL; 150 track->db_z_write_bo = NULL; 151 track->db_s_info = 0xFFFFFFFF; 152 track->db_s_read_offset = 0xFFFFFFFF; 153 track->db_s_write_offset = 0xFFFFFFFF; 154 track->db_s_read_bo = NULL; 155 track->db_s_write_bo = NULL; 156 track->db_dirty = true; 157 track->htile_bo = NULL; 158 track->htile_offset = 0xFFFFFFFF; 159 track->htile_surface = 0; 160 161 for (i = 0; i < 4; i++) { 162 track->vgt_strmout_size[i] = 0; 163 track->vgt_strmout_bo[i] = NULL; 164 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF; 165 } 166 track->streamout_dirty = true; 167 track->sx_misc_kill_all_prims = false; 168 } 169 170 struct eg_surface { 171 /* value gathered from cs */ 172 unsigned nbx; 173 unsigned nby; 174 unsigned format; 175 unsigned mode; 176 unsigned nbanks; 177 unsigned bankw; 178 unsigned bankh; 179 unsigned tsplit; 180 unsigned mtilea; 181 unsigned nsamples; 182 /* output value */ 183 unsigned bpe; 184 unsigned layer_size; 185 unsigned palign; 186 unsigned halign; 187 unsigned long base_align; 188 }; 189 190 static int evergreen_surface_check_linear(struct radeon_cs_parser *p, 191 struct eg_surface *surf, 192 const char *prefix) 193 { 194 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 195 surf->base_align = surf->bpe; 196 surf->palign = 1; 197 surf->halign = 1; 198 return 0; 199 } 200 201 static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p, 202 struct eg_surface *surf, 203 const char *prefix) 204 { 205 struct evergreen_cs_track *track = p->track; 206 unsigned palign; 207 208 palign = MAX(64, track->group_size / surf->bpe); 209 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 210 surf->base_align = track->group_size; 211 surf->palign = palign; 212 surf->halign = 1; 213 if (surf->nbx & (palign - 1)) { 214 if (prefix) { 215 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 216 __func__, __LINE__, prefix, surf->nbx, palign); 217 } 218 return -EINVAL; 219 } 220 return 0; 221 } 222 223 static int evergreen_surface_check_1d(struct radeon_cs_parser *p, 224 struct eg_surface *surf, 225 const char *prefix) 226 { 227 struct evergreen_cs_track *track = p->track; 228 unsigned palign; 229 230 palign = track->group_size / (8 * surf->bpe * surf->nsamples); 231 palign = MAX(8, palign); 232 surf->layer_size = surf->nbx * surf->nby * surf->bpe; 233 surf->base_align = track->group_size; 234 surf->palign = palign; 235 surf->halign = 8; 236 if ((surf->nbx & (palign - 1))) { 237 if (prefix) { 238 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n", 239 __func__, __LINE__, prefix, surf->nbx, palign, 240 track->group_size, surf->bpe, surf->nsamples); 241 } 242 return -EINVAL; 243 } 244 if ((surf->nby & (8 - 1))) { 245 if (prefix) { 246 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n", 247 __func__, __LINE__, prefix, surf->nby); 248 } 249 return -EINVAL; 250 } 251 return 0; 252 } 253 254 static int evergreen_surface_check_2d(struct radeon_cs_parser *p, 255 struct eg_surface *surf, 256 const char *prefix) 257 { 258 struct evergreen_cs_track *track = p->track; 259 unsigned palign, halign, tileb, slice_pt; 260 unsigned mtile_pr, mtile_ps, mtileb; 261 262 tileb = 64 * surf->bpe * surf->nsamples; 263 slice_pt = 1; 264 if (tileb > surf->tsplit) { 265 slice_pt = tileb / surf->tsplit; 266 } 267 tileb = tileb / slice_pt; 268 /* macro tile width & height */ 269 palign = (8 * surf->bankw * track->npipes) * surf->mtilea; 270 halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea; 271 mtileb = (palign / 8) * (halign / 8) * tileb; 272 mtile_pr = surf->nbx / palign; 273 mtile_ps = (mtile_pr * surf->nby) / halign; 274 surf->layer_size = mtile_ps * mtileb * slice_pt; 275 surf->base_align = (palign / 8) * (halign / 8) * tileb; 276 surf->palign = palign; 277 surf->halign = halign; 278 279 if ((surf->nbx & (palign - 1))) { 280 if (prefix) { 281 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 282 __func__, __LINE__, prefix, surf->nbx, palign); 283 } 284 return -EINVAL; 285 } 286 if ((surf->nby & (halign - 1))) { 287 if (prefix) { 288 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n", 289 __func__, __LINE__, prefix, surf->nby, halign); 290 } 291 return -EINVAL; 292 } 293 294 return 0; 295 } 296 297 static int evergreen_surface_check(struct radeon_cs_parser *p, 298 struct eg_surface *surf, 299 const char *prefix) 300 { 301 /* some common value computed here */ 302 surf->bpe = r600_fmt_get_blocksize(surf->format); 303 304 switch (surf->mode) { 305 case ARRAY_LINEAR_GENERAL: 306 return evergreen_surface_check_linear(p, surf, prefix); 307 case ARRAY_LINEAR_ALIGNED: 308 return evergreen_surface_check_linear_aligned(p, surf, prefix); 309 case ARRAY_1D_TILED_THIN1: 310 return evergreen_surface_check_1d(p, surf, prefix); 311 case ARRAY_2D_TILED_THIN1: 312 return evergreen_surface_check_2d(p, surf, prefix); 313 default: 314 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 315 __func__, __LINE__, prefix, surf->mode); 316 return -EINVAL; 317 } 318 return -EINVAL; 319 } 320 321 static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p, 322 struct eg_surface *surf, 323 const char *prefix) 324 { 325 switch (surf->mode) { 326 case ARRAY_2D_TILED_THIN1: 327 break; 328 case ARRAY_LINEAR_GENERAL: 329 case ARRAY_LINEAR_ALIGNED: 330 case ARRAY_1D_TILED_THIN1: 331 return 0; 332 default: 333 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 334 __func__, __LINE__, prefix, surf->mode); 335 return -EINVAL; 336 } 337 338 switch (surf->nbanks) { 339 case 0: surf->nbanks = 2; break; 340 case 1: surf->nbanks = 4; break; 341 case 2: surf->nbanks = 8; break; 342 case 3: surf->nbanks = 16; break; 343 default: 344 dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n", 345 __func__, __LINE__, prefix, surf->nbanks); 346 return -EINVAL; 347 } 348 switch (surf->bankw) { 349 case 0: surf->bankw = 1; break; 350 case 1: surf->bankw = 2; break; 351 case 2: surf->bankw = 4; break; 352 case 3: surf->bankw = 8; break; 353 default: 354 dev_warn(p->dev, "%s:%d %s invalid bankw %d\n", 355 __func__, __LINE__, prefix, surf->bankw); 356 return -EINVAL; 357 } 358 switch (surf->bankh) { 359 case 0: surf->bankh = 1; break; 360 case 1: surf->bankh = 2; break; 361 case 2: surf->bankh = 4; break; 362 case 3: surf->bankh = 8; break; 363 default: 364 dev_warn(p->dev, "%s:%d %s invalid bankh %d\n", 365 __func__, __LINE__, prefix, surf->bankh); 366 return -EINVAL; 367 } 368 switch (surf->mtilea) { 369 case 0: surf->mtilea = 1; break; 370 case 1: surf->mtilea = 2; break; 371 case 2: surf->mtilea = 4; break; 372 case 3: surf->mtilea = 8; break; 373 default: 374 dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n", 375 __func__, __LINE__, prefix, surf->mtilea); 376 return -EINVAL; 377 } 378 switch (surf->tsplit) { 379 case 0: surf->tsplit = 64; break; 380 case 1: surf->tsplit = 128; break; 381 case 2: surf->tsplit = 256; break; 382 case 3: surf->tsplit = 512; break; 383 case 4: surf->tsplit = 1024; break; 384 case 5: surf->tsplit = 2048; break; 385 case 6: surf->tsplit = 4096; break; 386 default: 387 dev_warn(p->dev, "%s:%d %s invalid tile split %d\n", 388 __func__, __LINE__, prefix, surf->tsplit); 389 return -EINVAL; 390 } 391 return 0; 392 } 393 394 static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id) 395 { 396 struct evergreen_cs_track *track = p->track; 397 struct eg_surface surf; 398 unsigned pitch, slice, mslice; 399 unsigned long offset; 400 int r; 401 402 mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1; 403 pitch = track->cb_color_pitch[id]; 404 slice = track->cb_color_slice[id]; 405 surf.nbx = (pitch + 1) * 8; 406 surf.nby = ((slice + 1) * 64) / surf.nbx; 407 surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]); 408 surf.format = G_028C70_FORMAT(track->cb_color_info[id]); 409 surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]); 410 surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]); 411 surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]); 412 surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]); 413 surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]); 414 surf.nsamples = 1; 415 416 if (!r600_fmt_is_valid_color(surf.format)) { 417 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n", 418 __func__, __LINE__, surf.format, 419 id, track->cb_color_info[id]); 420 return -EINVAL; 421 } 422 423 r = evergreen_surface_value_conv_check(p, &surf, "cb"); 424 if (r) { 425 return r; 426 } 427 428 r = evergreen_surface_check(p, &surf, "cb"); 429 if (r) { 430 dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 431 __func__, __LINE__, id, track->cb_color_pitch[id], 432 track->cb_color_slice[id], track->cb_color_attrib[id], 433 track->cb_color_info[id]); 434 return r; 435 } 436 437 offset = track->cb_color_bo_offset[id] << 8; 438 if (offset & (surf.base_align - 1)) { 439 dev_warn(p->dev, "%s:%d cb[%d] bo base %ld not aligned with %ld\n", 440 __func__, __LINE__, id, offset, surf.base_align); 441 return -EINVAL; 442 } 443 444 offset += surf.layer_size * mslice; 445 if (offset > radeon_bo_size(track->cb_color_bo[id])) { 446 /* old ddx are broken they allocate bo with w*h*bpp but 447 * program slice with ALIGN(h, 8), catch this and patch 448 * command stream. 449 */ 450 if (!surf.mode) { 451 uint32_t *ib = p->ib.ptr; 452 unsigned long tmp, nby, bsize, size, min = 0; 453 454 /* find the height the ddx wants */ 455 if (surf.nby > 8) { 456 min = surf.nby - 8; 457 } 458 bsize = radeon_bo_size(track->cb_color_bo[id]); 459 tmp = track->cb_color_bo_offset[id] << 8; 460 for (nby = surf.nby; nby > min; nby--) { 461 size = nby * surf.nbx * surf.bpe * surf.nsamples; 462 if ((tmp + size * mslice) <= bsize) { 463 break; 464 } 465 } 466 if (nby > min) { 467 surf.nby = nby; 468 slice = ((nby * surf.nbx) / 64) - 1; 469 if (!evergreen_surface_check(p, &surf, "cb")) { 470 /* check if this one works */ 471 tmp += surf.layer_size * mslice; 472 if (tmp <= bsize) { 473 ib[track->cb_color_slice_idx[id]] = slice; 474 goto old_ddx_ok; 475 } 476 } 477 } 478 } 479 dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, " 480 "offset %d, max layer %d, bo size %ld, slice %d)\n", 481 __func__, __LINE__, id, surf.layer_size, 482 track->cb_color_bo_offset[id] << 8, mslice, 483 radeon_bo_size(track->cb_color_bo[id]), slice); 484 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 485 __func__, __LINE__, surf.nbx, surf.nby, 486 surf.mode, surf.bpe, surf.nsamples, 487 surf.bankw, surf.bankh, 488 surf.tsplit, surf.mtilea); 489 return -EINVAL; 490 } 491 old_ddx_ok: 492 493 return 0; 494 } 495 496 static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p, 497 unsigned nbx, unsigned nby) 498 { 499 struct evergreen_cs_track *track = p->track; 500 unsigned long size; 501 502 if (track->htile_bo == NULL) { 503 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n", 504 __func__, __LINE__, track->db_z_info); 505 return -EINVAL; 506 } 507 508 if (G_028ABC_LINEAR(track->htile_surface)) { 509 /* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */ 510 nbx = round_up(nbx, 16 * 8); 511 /* height is npipes htiles aligned == npipes * 8 pixel aligned */ 512 nby = round_up(nby, track->npipes * 8); 513 } else { 514 /* always assume 8x8 htile */ 515 /* align is htile align * 8, htile align vary according to 516 * number of pipe and tile width and nby 517 */ 518 switch (track->npipes) { 519 case 8: 520 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 521 nbx = round_up(nbx, 64 * 8); 522 nby = round_up(nby, 64 * 8); 523 break; 524 case 4: 525 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 526 nbx = round_up(nbx, 64 * 8); 527 nby = round_up(nby, 32 * 8); 528 break; 529 case 2: 530 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 531 nbx = round_up(nbx, 32 * 8); 532 nby = round_up(nby, 32 * 8); 533 break; 534 case 1: 535 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 536 nbx = round_up(nbx, 32 * 8); 537 nby = round_up(nby, 16 * 8); 538 break; 539 default: 540 dev_warn(p->dev, "%s:%d invalid num pipes %d\n", 541 __func__, __LINE__, track->npipes); 542 return -EINVAL; 543 } 544 } 545 /* compute number of htile */ 546 nbx = nbx >> 3; 547 nby = nby >> 3; 548 /* size must be aligned on npipes * 2K boundary */ 549 size = roundup(nbx * nby * 4, track->npipes * (2 << 10)); 550 size += track->htile_offset; 551 552 if (size > radeon_bo_size(track->htile_bo)) { 553 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n", 554 __func__, __LINE__, radeon_bo_size(track->htile_bo), 555 size, nbx, nby); 556 return -EINVAL; 557 } 558 return 0; 559 } 560 561 static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p) 562 { 563 struct evergreen_cs_track *track = p->track; 564 struct eg_surface surf; 565 unsigned pitch, slice, mslice; 566 unsigned long offset; 567 int r; 568 569 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 570 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 571 slice = track->db_depth_slice; 572 surf.nbx = (pitch + 1) * 8; 573 surf.nby = ((slice + 1) * 64) / surf.nbx; 574 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 575 surf.format = G_028044_FORMAT(track->db_s_info); 576 surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info); 577 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 578 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 579 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 580 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 581 surf.nsamples = 1; 582 583 if (surf.format != 1) { 584 dev_warn(p->dev, "%s:%d stencil invalid format %d\n", 585 __func__, __LINE__, surf.format); 586 return -EINVAL; 587 } 588 /* replace by color format so we can use same code */ 589 surf.format = V_028C70_COLOR_8; 590 591 r = evergreen_surface_value_conv_check(p, &surf, "stencil"); 592 if (r) { 593 return r; 594 } 595 596 r = evergreen_surface_check(p, &surf, NULL); 597 if (r) { 598 /* old userspace doesn't compute proper depth/stencil alignment 599 * check that alignment against a bigger byte per elements and 600 * only report if that alignment is wrong too. 601 */ 602 surf.format = V_028C70_COLOR_8_8_8_8; 603 r = evergreen_surface_check(p, &surf, "stencil"); 604 if (r) { 605 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 606 __func__, __LINE__, track->db_depth_size, 607 track->db_depth_slice, track->db_s_info, track->db_z_info); 608 } 609 return r; 610 } 611 612 offset = track->db_s_read_offset << 8; 613 if (offset & (surf.base_align - 1)) { 614 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 615 __func__, __LINE__, offset, surf.base_align); 616 return -EINVAL; 617 } 618 offset += surf.layer_size * mslice; 619 if (offset > radeon_bo_size(track->db_s_read_bo)) { 620 dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, " 621 "offset %ld, max layer %d, bo size %ld)\n", 622 __func__, __LINE__, surf.layer_size, 623 (unsigned long)track->db_s_read_offset << 8, mslice, 624 radeon_bo_size(track->db_s_read_bo)); 625 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 626 __func__, __LINE__, track->db_depth_size, 627 track->db_depth_slice, track->db_s_info, track->db_z_info); 628 return -EINVAL; 629 } 630 631 offset = track->db_s_write_offset << 8; 632 if (offset & (surf.base_align - 1)) { 633 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 634 __func__, __LINE__, offset, surf.base_align); 635 return -EINVAL; 636 } 637 offset += surf.layer_size * mslice; 638 if (offset > radeon_bo_size(track->db_s_write_bo)) { 639 dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, " 640 "offset %ld, max layer %d, bo size %ld)\n", 641 __func__, __LINE__, surf.layer_size, 642 (unsigned long)track->db_s_write_offset << 8, mslice, 643 radeon_bo_size(track->db_s_write_bo)); 644 return -EINVAL; 645 } 646 647 /* hyperz */ 648 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 649 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 650 if (r) { 651 return r; 652 } 653 } 654 655 return 0; 656 } 657 658 static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p) 659 { 660 struct evergreen_cs_track *track = p->track; 661 struct eg_surface surf; 662 unsigned pitch, slice, mslice; 663 unsigned long offset; 664 int r; 665 666 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 667 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 668 slice = track->db_depth_slice; 669 surf.nbx = (pitch + 1) * 8; 670 surf.nby = ((slice + 1) * 64) / surf.nbx; 671 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 672 surf.format = G_028040_FORMAT(track->db_z_info); 673 surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info); 674 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 675 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 676 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 677 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 678 surf.nsamples = 1; 679 680 switch (surf.format) { 681 case V_028040_Z_16: 682 surf.format = V_028C70_COLOR_16; 683 break; 684 case V_028040_Z_24: 685 case V_028040_Z_32_FLOAT: 686 surf.format = V_028C70_COLOR_8_8_8_8; 687 break; 688 default: 689 dev_warn(p->dev, "%s:%d depth invalid format %d\n", 690 __func__, __LINE__, surf.format); 691 return -EINVAL; 692 } 693 694 r = evergreen_surface_value_conv_check(p, &surf, "depth"); 695 if (r) { 696 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 697 __func__, __LINE__, track->db_depth_size, 698 track->db_depth_slice, track->db_z_info); 699 return r; 700 } 701 702 r = evergreen_surface_check(p, &surf, "depth"); 703 if (r) { 704 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 705 __func__, __LINE__, track->db_depth_size, 706 track->db_depth_slice, track->db_z_info); 707 return r; 708 } 709 710 offset = track->db_z_read_offset << 8; 711 if (offset & (surf.base_align - 1)) { 712 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 713 __func__, __LINE__, offset, surf.base_align); 714 return -EINVAL; 715 } 716 offset += surf.layer_size * mslice; 717 if (offset > radeon_bo_size(track->db_z_read_bo)) { 718 dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, " 719 "offset %ld, max layer %d, bo size %ld)\n", 720 __func__, __LINE__, surf.layer_size, 721 (unsigned long)track->db_z_read_offset << 8, mslice, 722 radeon_bo_size(track->db_z_read_bo)); 723 return -EINVAL; 724 } 725 726 offset = track->db_z_write_offset << 8; 727 if (offset & (surf.base_align - 1)) { 728 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 729 __func__, __LINE__, offset, surf.base_align); 730 return -EINVAL; 731 } 732 offset += surf.layer_size * mslice; 733 if (offset > radeon_bo_size(track->db_z_write_bo)) { 734 dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, " 735 "offset %ld, max layer %d, bo size %ld)\n", 736 __func__, __LINE__, surf.layer_size, 737 (unsigned long)track->db_z_write_offset << 8, mslice, 738 radeon_bo_size(track->db_z_write_bo)); 739 return -EINVAL; 740 } 741 742 /* hyperz */ 743 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 744 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 745 if (r) { 746 return r; 747 } 748 } 749 750 return 0; 751 } 752 753 static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p, 754 struct radeon_bo *texture, 755 struct radeon_bo *mipmap, 756 unsigned idx) 757 { 758 struct eg_surface surf; 759 unsigned long toffset, moffset; 760 unsigned dim, llevel, mslice, width, height, depth, i; 761 u32 texdw[8]; 762 int r; 763 764 texdw[0] = radeon_get_ib_value(p, idx + 0); 765 texdw[1] = radeon_get_ib_value(p, idx + 1); 766 texdw[2] = radeon_get_ib_value(p, idx + 2); 767 texdw[3] = radeon_get_ib_value(p, idx + 3); 768 texdw[4] = radeon_get_ib_value(p, idx + 4); 769 texdw[5] = radeon_get_ib_value(p, idx + 5); 770 texdw[6] = radeon_get_ib_value(p, idx + 6); 771 texdw[7] = radeon_get_ib_value(p, idx + 7); 772 dim = G_030000_DIM(texdw[0]); 773 llevel = G_030014_LAST_LEVEL(texdw[5]); 774 mslice = G_030014_LAST_ARRAY(texdw[5]) + 1; 775 width = G_030000_TEX_WIDTH(texdw[0]) + 1; 776 height = G_030004_TEX_HEIGHT(texdw[1]) + 1; 777 depth = G_030004_TEX_DEPTH(texdw[1]) + 1; 778 surf.format = G_03001C_DATA_FORMAT(texdw[7]); 779 surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8; 780 surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx); 781 surf.nby = r600_fmt_get_nblocksy(surf.format, height); 782 surf.mode = G_030004_ARRAY_MODE(texdw[1]); 783 surf.tsplit = G_030018_TILE_SPLIT(texdw[6]); 784 surf.nbanks = G_03001C_NUM_BANKS(texdw[7]); 785 surf.bankw = G_03001C_BANK_WIDTH(texdw[7]); 786 surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]); 787 surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]); 788 surf.nsamples = 1; 789 toffset = texdw[2] << 8; 790 moffset = texdw[3] << 8; 791 792 if (!r600_fmt_is_valid_texture(surf.format, p->family)) { 793 dev_warn(p->dev, "%s:%d texture invalid format %d\n", 794 __func__, __LINE__, surf.format); 795 return -EINVAL; 796 } 797 switch (dim) { 798 case V_030000_SQ_TEX_DIM_1D: 799 case V_030000_SQ_TEX_DIM_2D: 800 case V_030000_SQ_TEX_DIM_CUBEMAP: 801 case V_030000_SQ_TEX_DIM_1D_ARRAY: 802 case V_030000_SQ_TEX_DIM_2D_ARRAY: 803 depth = 1; 804 break; 805 case V_030000_SQ_TEX_DIM_2D_MSAA: 806 case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA: 807 surf.nsamples = 1 << llevel; 808 llevel = 0; 809 depth = 1; 810 break; 811 case V_030000_SQ_TEX_DIM_3D: 812 break; 813 default: 814 dev_warn(p->dev, "%s:%d texture invalid dimension %d\n", 815 __func__, __LINE__, dim); 816 return -EINVAL; 817 } 818 819 r = evergreen_surface_value_conv_check(p, &surf, "texture"); 820 if (r) { 821 return r; 822 } 823 824 /* align height */ 825 evergreen_surface_check(p, &surf, NULL); 826 surf.nby = ALIGN(surf.nby, surf.halign); 827 828 r = evergreen_surface_check(p, &surf, "texture"); 829 if (r) { 830 dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", 831 __func__, __LINE__, texdw[0], texdw[1], texdw[4], 832 texdw[5], texdw[6], texdw[7]); 833 return r; 834 } 835 836 /* check texture size */ 837 if (toffset & (surf.base_align - 1)) { 838 dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n", 839 __func__, __LINE__, toffset, surf.base_align); 840 return -EINVAL; 841 } 842 if (surf.nsamples <= 1 && moffset & (surf.base_align - 1)) { 843 dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n", 844 __func__, __LINE__, moffset, surf.base_align); 845 return -EINVAL; 846 } 847 if (dim == SQ_TEX_DIM_3D) { 848 toffset += surf.layer_size * depth; 849 } else { 850 toffset += surf.layer_size * mslice; 851 } 852 if (toffset > radeon_bo_size(texture)) { 853 dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, " 854 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n", 855 __func__, __LINE__, surf.layer_size, 856 (unsigned long)texdw[2] << 8, mslice, 857 depth, radeon_bo_size(texture), 858 surf.nbx, surf.nby); 859 return -EINVAL; 860 } 861 862 if (!mipmap) { 863 if (llevel) { 864 dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n", 865 __func__, __LINE__); 866 return -EINVAL; 867 } else { 868 return 0; /* everything's ok */ 869 } 870 } 871 872 /* check mipmap size */ 873 for (i = 1; i <= llevel; i++) { 874 unsigned w, h, d; 875 876 w = r600_mip_minify(width, i); 877 h = r600_mip_minify(height, i); 878 d = r600_mip_minify(depth, i); 879 surf.nbx = r600_fmt_get_nblocksx(surf.format, w); 880 surf.nby = r600_fmt_get_nblocksy(surf.format, h); 881 882 switch (surf.mode) { 883 case ARRAY_2D_TILED_THIN1: 884 if (surf.nbx < surf.palign || surf.nby < surf.halign) { 885 surf.mode = ARRAY_1D_TILED_THIN1; 886 } 887 /* recompute alignment */ 888 evergreen_surface_check(p, &surf, NULL); 889 break; 890 case ARRAY_LINEAR_GENERAL: 891 case ARRAY_LINEAR_ALIGNED: 892 case ARRAY_1D_TILED_THIN1: 893 break; 894 default: 895 dev_warn(p->dev, "%s:%d invalid array mode %d\n", 896 __func__, __LINE__, surf.mode); 897 return -EINVAL; 898 } 899 surf.nbx = ALIGN(surf.nbx, surf.palign); 900 surf.nby = ALIGN(surf.nby, surf.halign); 901 902 r = evergreen_surface_check(p, &surf, "mipmap"); 903 if (r) { 904 return r; 905 } 906 907 if (dim == SQ_TEX_DIM_3D) { 908 moffset += surf.layer_size * d; 909 } else { 910 moffset += surf.layer_size * mslice; 911 } 912 if (moffset > radeon_bo_size(mipmap)) { 913 dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, " 914 "offset %ld, coffset %ld, max layer %d, depth %d, " 915 "bo size %ld) level0 (%d %d %d)\n", 916 __func__, __LINE__, i, surf.layer_size, 917 (unsigned long)texdw[3] << 8, moffset, mslice, 918 d, radeon_bo_size(mipmap), 919 width, height, depth); 920 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 921 __func__, __LINE__, surf.nbx, surf.nby, 922 surf.mode, surf.bpe, surf.nsamples, 923 surf.bankw, surf.bankh, 924 surf.tsplit, surf.mtilea); 925 return -EINVAL; 926 } 927 } 928 929 return 0; 930 } 931 932 static int evergreen_cs_track_check(struct radeon_cs_parser *p) 933 { 934 struct evergreen_cs_track *track = p->track; 935 unsigned tmp, i; 936 int r; 937 unsigned buffer_mask = 0; 938 939 /* check streamout */ 940 if (track->streamout_dirty && track->vgt_strmout_config) { 941 for (i = 0; i < 4; i++) { 942 if (track->vgt_strmout_config & (1 << i)) { 943 buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf; 944 } 945 } 946 947 for (i = 0; i < 4; i++) { 948 if (buffer_mask & (1 << i)) { 949 if (track->vgt_strmout_bo[i]) { 950 u64 offset = (u64)track->vgt_strmout_bo_offset[i] + 951 (u64)track->vgt_strmout_size[i]; 952 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) { 953 DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n", 954 i, offset, 955 radeon_bo_size(track->vgt_strmout_bo[i])); 956 return -EINVAL; 957 } 958 } else { 959 dev_warn(p->dev, "No buffer for streamout %d\n", i); 960 return -EINVAL; 961 } 962 } 963 } 964 track->streamout_dirty = false; 965 } 966 967 if (track->sx_misc_kill_all_prims) 968 return 0; 969 970 /* check that we have a cb for each enabled target 971 */ 972 if (track->cb_dirty) { 973 tmp = track->cb_target_mask; 974 for (i = 0; i < 8; i++) { 975 u32 format = G_028C70_FORMAT(track->cb_color_info[i]); 976 977 if (format != V_028C70_COLOR_INVALID && 978 (tmp >> (i * 4)) & 0xF) { 979 /* at least one component is enabled */ 980 if (track->cb_color_bo[i] == NULL) { 981 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n", 982 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i); 983 return -EINVAL; 984 } 985 /* check cb */ 986 r = evergreen_cs_track_validate_cb(p, i); 987 if (r) { 988 return r; 989 } 990 } 991 } 992 track->cb_dirty = false; 993 } 994 995 if (track->db_dirty) { 996 /* Check stencil buffer */ 997 if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID && 998 G_028800_STENCIL_ENABLE(track->db_depth_control)) { 999 r = evergreen_cs_track_validate_stencil(p); 1000 if (r) 1001 return r; 1002 } 1003 /* Check depth buffer */ 1004 if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID && 1005 G_028800_Z_ENABLE(track->db_depth_control)) { 1006 r = evergreen_cs_track_validate_depth(p); 1007 if (r) 1008 return r; 1009 } 1010 track->db_dirty = false; 1011 } 1012 1013 return 0; 1014 } 1015 1016 /** 1017 * evergreen_cs_packet_parse_vline() - parse userspace VLINE packet 1018 * @parser: parser structure holding parsing context. 1019 * 1020 * This is an Evergreen(+)-specific function for parsing VLINE packets. 1021 * Real work is done by r600_cs_common_vline_parse function. 1022 * Here we just set up ASIC-specific register table and call 1023 * the common implementation function. 1024 */ 1025 static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p) 1026 { 1027 1028 static uint32_t vline_start_end[6] = { 1029 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC0_REGISTER_OFFSET, 1030 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC1_REGISTER_OFFSET, 1031 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC2_REGISTER_OFFSET, 1032 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC3_REGISTER_OFFSET, 1033 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC4_REGISTER_OFFSET, 1034 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC5_REGISTER_OFFSET 1035 }; 1036 static uint32_t vline_status[6] = { 1037 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, 1038 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, 1039 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, 1040 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, 1041 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, 1042 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET 1043 }; 1044 1045 return r600_cs_common_vline_parse(p, vline_start_end, vline_status); 1046 } 1047 1048 static int evergreen_packet0_check(struct radeon_cs_parser *p, 1049 struct radeon_cs_packet *pkt, 1050 unsigned idx, unsigned reg) 1051 { 1052 int r; 1053 1054 switch (reg) { 1055 case EVERGREEN_VLINE_START_END: 1056 r = evergreen_cs_packet_parse_vline(p); 1057 if (r) { 1058 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1059 idx, reg); 1060 return r; 1061 } 1062 break; 1063 default: 1064 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", 1065 reg, idx); 1066 return -EINVAL; 1067 } 1068 return 0; 1069 } 1070 1071 static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p, 1072 struct radeon_cs_packet *pkt) 1073 { 1074 unsigned reg, i; 1075 unsigned idx; 1076 int r; 1077 1078 idx = pkt->idx + 1; 1079 reg = pkt->reg; 1080 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) { 1081 r = evergreen_packet0_check(p, pkt, idx, reg); 1082 if (r) { 1083 return r; 1084 } 1085 } 1086 return 0; 1087 } 1088 1089 /** 1090 * evergreen_cs_handle_reg() - process registers that need special handling. 1091 * @parser: parser structure holding parsing context 1092 * @reg: register we are testing 1093 * @idx: index into the cs buffer 1094 */ 1095 static int evergreen_cs_handle_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1096 { 1097 struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track; 1098 struct radeon_bo_list *reloc; 1099 u32 tmp, *ib; 1100 int r; 1101 1102 ib = p->ib.ptr; 1103 switch (reg) { 1104 /* force following reg to 0 in an attempt to disable out buffer 1105 * which will need us to better understand how it works to perform 1106 * security check on it (Jerome) 1107 */ 1108 case SQ_ESGS_RING_SIZE: 1109 case SQ_GSVS_RING_SIZE: 1110 case SQ_ESTMP_RING_SIZE: 1111 case SQ_GSTMP_RING_SIZE: 1112 case SQ_HSTMP_RING_SIZE: 1113 case SQ_LSTMP_RING_SIZE: 1114 case SQ_PSTMP_RING_SIZE: 1115 case SQ_VSTMP_RING_SIZE: 1116 case SQ_ESGS_RING_ITEMSIZE: 1117 case SQ_ESTMP_RING_ITEMSIZE: 1118 case SQ_GSTMP_RING_ITEMSIZE: 1119 case SQ_GSVS_RING_ITEMSIZE: 1120 case SQ_GS_VERT_ITEMSIZE: 1121 case SQ_GS_VERT_ITEMSIZE_1: 1122 case SQ_GS_VERT_ITEMSIZE_2: 1123 case SQ_GS_VERT_ITEMSIZE_3: 1124 case SQ_GSVS_RING_OFFSET_1: 1125 case SQ_GSVS_RING_OFFSET_2: 1126 case SQ_GSVS_RING_OFFSET_3: 1127 case SQ_HSTMP_RING_ITEMSIZE: 1128 case SQ_LSTMP_RING_ITEMSIZE: 1129 case SQ_PSTMP_RING_ITEMSIZE: 1130 case SQ_VSTMP_RING_ITEMSIZE: 1131 case VGT_TF_RING_SIZE: 1132 /* get value to populate the IB don't remove */ 1133 /*tmp =radeon_get_ib_value(p, idx); 1134 ib[idx] = 0;*/ 1135 break; 1136 case SQ_ESGS_RING_BASE: 1137 case SQ_GSVS_RING_BASE: 1138 case SQ_ESTMP_RING_BASE: 1139 case SQ_GSTMP_RING_BASE: 1140 case SQ_HSTMP_RING_BASE: 1141 case SQ_LSTMP_RING_BASE: 1142 case SQ_PSTMP_RING_BASE: 1143 case SQ_VSTMP_RING_BASE: 1144 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1145 if (r) { 1146 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1147 "0x%04X\n", reg); 1148 return -EINVAL; 1149 } 1150 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1151 break; 1152 case DB_DEPTH_CONTROL: 1153 track->db_depth_control = radeon_get_ib_value(p, idx); 1154 track->db_dirty = true; 1155 break; 1156 case CAYMAN_DB_EQAA: 1157 if (p->rdev->family < CHIP_CAYMAN) { 1158 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1159 "0x%04X\n", reg); 1160 return -EINVAL; 1161 } 1162 break; 1163 case CAYMAN_DB_DEPTH_INFO: 1164 if (p->rdev->family < CHIP_CAYMAN) { 1165 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1166 "0x%04X\n", reg); 1167 return -EINVAL; 1168 } 1169 break; 1170 case DB_Z_INFO: 1171 track->db_z_info = radeon_get_ib_value(p, idx); 1172 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1173 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1174 if (r) { 1175 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1176 "0x%04X\n", reg); 1177 return -EINVAL; 1178 } 1179 ib[idx] &= ~Z_ARRAY_MODE(0xf); 1180 track->db_z_info &= ~Z_ARRAY_MODE(0xf); 1181 ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags)); 1182 track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags)); 1183 if (reloc->tiling_flags & RADEON_TILING_MACRO) { 1184 unsigned bankw, bankh, mtaspect, tile_split; 1185 1186 evergreen_tiling_fields(reloc->tiling_flags, 1187 &bankw, &bankh, &mtaspect, 1188 &tile_split); 1189 ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1190 ib[idx] |= DB_TILE_SPLIT(tile_split) | 1191 DB_BANK_WIDTH(bankw) | 1192 DB_BANK_HEIGHT(bankh) | 1193 DB_MACRO_TILE_ASPECT(mtaspect); 1194 } 1195 } 1196 track->db_dirty = true; 1197 break; 1198 case DB_STENCIL_INFO: 1199 track->db_s_info = radeon_get_ib_value(p, idx); 1200 track->db_dirty = true; 1201 break; 1202 case DB_DEPTH_VIEW: 1203 track->db_depth_view = radeon_get_ib_value(p, idx); 1204 track->db_dirty = true; 1205 break; 1206 case DB_DEPTH_SIZE: 1207 track->db_depth_size = radeon_get_ib_value(p, idx); 1208 track->db_dirty = true; 1209 break; 1210 case R_02805C_DB_DEPTH_SLICE: 1211 track->db_depth_slice = radeon_get_ib_value(p, idx); 1212 track->db_dirty = true; 1213 break; 1214 case DB_Z_READ_BASE: 1215 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1216 if (r) { 1217 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1218 "0x%04X\n", reg); 1219 return -EINVAL; 1220 } 1221 track->db_z_read_offset = radeon_get_ib_value(p, idx); 1222 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1223 track->db_z_read_bo = reloc->robj; 1224 track->db_dirty = true; 1225 break; 1226 case DB_Z_WRITE_BASE: 1227 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1228 if (r) { 1229 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1230 "0x%04X\n", reg); 1231 return -EINVAL; 1232 } 1233 track->db_z_write_offset = radeon_get_ib_value(p, idx); 1234 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1235 track->db_z_write_bo = reloc->robj; 1236 track->db_dirty = true; 1237 break; 1238 case DB_STENCIL_READ_BASE: 1239 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1240 if (r) { 1241 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1242 "0x%04X\n", reg); 1243 return -EINVAL; 1244 } 1245 track->db_s_read_offset = radeon_get_ib_value(p, idx); 1246 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1247 track->db_s_read_bo = reloc->robj; 1248 track->db_dirty = true; 1249 break; 1250 case DB_STENCIL_WRITE_BASE: 1251 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1252 if (r) { 1253 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1254 "0x%04X\n", reg); 1255 return -EINVAL; 1256 } 1257 track->db_s_write_offset = radeon_get_ib_value(p, idx); 1258 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1259 track->db_s_write_bo = reloc->robj; 1260 track->db_dirty = true; 1261 break; 1262 case VGT_STRMOUT_CONFIG: 1263 track->vgt_strmout_config = radeon_get_ib_value(p, idx); 1264 track->streamout_dirty = true; 1265 break; 1266 case VGT_STRMOUT_BUFFER_CONFIG: 1267 track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx); 1268 track->streamout_dirty = true; 1269 break; 1270 case VGT_STRMOUT_BUFFER_BASE_0: 1271 case VGT_STRMOUT_BUFFER_BASE_1: 1272 case VGT_STRMOUT_BUFFER_BASE_2: 1273 case VGT_STRMOUT_BUFFER_BASE_3: 1274 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1275 if (r) { 1276 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1277 "0x%04X\n", reg); 1278 return -EINVAL; 1279 } 1280 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16; 1281 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1282 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1283 track->vgt_strmout_bo[tmp] = reloc->robj; 1284 track->streamout_dirty = true; 1285 break; 1286 case VGT_STRMOUT_BUFFER_SIZE_0: 1287 case VGT_STRMOUT_BUFFER_SIZE_1: 1288 case VGT_STRMOUT_BUFFER_SIZE_2: 1289 case VGT_STRMOUT_BUFFER_SIZE_3: 1290 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16; 1291 /* size in register is DWs, convert to bytes */ 1292 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4; 1293 track->streamout_dirty = true; 1294 break; 1295 case CP_COHER_BASE: 1296 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1297 if (r) { 1298 dev_warn(p->dev, "missing reloc for CP_COHER_BASE " 1299 "0x%04X\n", reg); 1300 return -EINVAL; 1301 } 1302 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1303 case CB_TARGET_MASK: 1304 track->cb_target_mask = radeon_get_ib_value(p, idx); 1305 track->cb_dirty = true; 1306 break; 1307 case CB_SHADER_MASK: 1308 track->cb_shader_mask = radeon_get_ib_value(p, idx); 1309 track->cb_dirty = true; 1310 break; 1311 case PA_SC_AA_CONFIG: 1312 if (p->rdev->family >= CHIP_CAYMAN) { 1313 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1314 "0x%04X\n", reg); 1315 return -EINVAL; 1316 } 1317 tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK; 1318 track->nsamples = 1 << tmp; 1319 break; 1320 case CAYMAN_PA_SC_AA_CONFIG: 1321 if (p->rdev->family < CHIP_CAYMAN) { 1322 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1323 "0x%04X\n", reg); 1324 return -EINVAL; 1325 } 1326 tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK; 1327 track->nsamples = 1 << tmp; 1328 break; 1329 case CB_COLOR0_VIEW: 1330 case CB_COLOR1_VIEW: 1331 case CB_COLOR2_VIEW: 1332 case CB_COLOR3_VIEW: 1333 case CB_COLOR4_VIEW: 1334 case CB_COLOR5_VIEW: 1335 case CB_COLOR6_VIEW: 1336 case CB_COLOR7_VIEW: 1337 tmp = (reg - CB_COLOR0_VIEW) / 0x3c; 1338 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1339 track->cb_dirty = true; 1340 break; 1341 case CB_COLOR8_VIEW: 1342 case CB_COLOR9_VIEW: 1343 case CB_COLOR10_VIEW: 1344 case CB_COLOR11_VIEW: 1345 tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8; 1346 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1347 track->cb_dirty = true; 1348 break; 1349 case CB_COLOR0_INFO: 1350 case CB_COLOR1_INFO: 1351 case CB_COLOR2_INFO: 1352 case CB_COLOR3_INFO: 1353 case CB_COLOR4_INFO: 1354 case CB_COLOR5_INFO: 1355 case CB_COLOR6_INFO: 1356 case CB_COLOR7_INFO: 1357 tmp = (reg - CB_COLOR0_INFO) / 0x3c; 1358 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1359 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1360 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1361 if (r) { 1362 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1363 "0x%04X\n", reg); 1364 return -EINVAL; 1365 } 1366 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags)); 1367 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags)); 1368 } 1369 track->cb_dirty = true; 1370 break; 1371 case CB_COLOR8_INFO: 1372 case CB_COLOR9_INFO: 1373 case CB_COLOR10_INFO: 1374 case CB_COLOR11_INFO: 1375 tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8; 1376 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1377 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1378 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1379 if (r) { 1380 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1381 "0x%04X\n", reg); 1382 return -EINVAL; 1383 } 1384 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags)); 1385 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags)); 1386 } 1387 track->cb_dirty = true; 1388 break; 1389 case CB_COLOR0_PITCH: 1390 case CB_COLOR1_PITCH: 1391 case CB_COLOR2_PITCH: 1392 case CB_COLOR3_PITCH: 1393 case CB_COLOR4_PITCH: 1394 case CB_COLOR5_PITCH: 1395 case CB_COLOR6_PITCH: 1396 case CB_COLOR7_PITCH: 1397 tmp = (reg - CB_COLOR0_PITCH) / 0x3c; 1398 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1399 track->cb_dirty = true; 1400 break; 1401 case CB_COLOR8_PITCH: 1402 case CB_COLOR9_PITCH: 1403 case CB_COLOR10_PITCH: 1404 case CB_COLOR11_PITCH: 1405 tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8; 1406 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1407 track->cb_dirty = true; 1408 break; 1409 case CB_COLOR0_SLICE: 1410 case CB_COLOR1_SLICE: 1411 case CB_COLOR2_SLICE: 1412 case CB_COLOR3_SLICE: 1413 case CB_COLOR4_SLICE: 1414 case CB_COLOR5_SLICE: 1415 case CB_COLOR6_SLICE: 1416 case CB_COLOR7_SLICE: 1417 tmp = (reg - CB_COLOR0_SLICE) / 0x3c; 1418 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1419 track->cb_color_slice_idx[tmp] = idx; 1420 track->cb_dirty = true; 1421 break; 1422 case CB_COLOR8_SLICE: 1423 case CB_COLOR9_SLICE: 1424 case CB_COLOR10_SLICE: 1425 case CB_COLOR11_SLICE: 1426 tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8; 1427 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1428 track->cb_color_slice_idx[tmp] = idx; 1429 track->cb_dirty = true; 1430 break; 1431 case CB_COLOR0_ATTRIB: 1432 case CB_COLOR1_ATTRIB: 1433 case CB_COLOR2_ATTRIB: 1434 case CB_COLOR3_ATTRIB: 1435 case CB_COLOR4_ATTRIB: 1436 case CB_COLOR5_ATTRIB: 1437 case CB_COLOR6_ATTRIB: 1438 case CB_COLOR7_ATTRIB: 1439 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1440 if (r) { 1441 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1442 "0x%04X\n", reg); 1443 return -EINVAL; 1444 } 1445 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1446 if (reloc->tiling_flags & RADEON_TILING_MACRO) { 1447 unsigned bankw, bankh, mtaspect, tile_split; 1448 1449 evergreen_tiling_fields(reloc->tiling_flags, 1450 &bankw, &bankh, &mtaspect, 1451 &tile_split); 1452 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1453 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1454 CB_BANK_WIDTH(bankw) | 1455 CB_BANK_HEIGHT(bankh) | 1456 CB_MACRO_TILE_ASPECT(mtaspect); 1457 } 1458 } 1459 tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c); 1460 track->cb_color_attrib[tmp] = ib[idx]; 1461 track->cb_dirty = true; 1462 break; 1463 case CB_COLOR8_ATTRIB: 1464 case CB_COLOR9_ATTRIB: 1465 case CB_COLOR10_ATTRIB: 1466 case CB_COLOR11_ATTRIB: 1467 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1468 if (r) { 1469 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1470 "0x%04X\n", reg); 1471 return -EINVAL; 1472 } 1473 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1474 if (reloc->tiling_flags & RADEON_TILING_MACRO) { 1475 unsigned bankw, bankh, mtaspect, tile_split; 1476 1477 evergreen_tiling_fields(reloc->tiling_flags, 1478 &bankw, &bankh, &mtaspect, 1479 &tile_split); 1480 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1481 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1482 CB_BANK_WIDTH(bankw) | 1483 CB_BANK_HEIGHT(bankh) | 1484 CB_MACRO_TILE_ASPECT(mtaspect); 1485 } 1486 } 1487 tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8; 1488 track->cb_color_attrib[tmp] = ib[idx]; 1489 track->cb_dirty = true; 1490 break; 1491 case CB_COLOR0_FMASK: 1492 case CB_COLOR1_FMASK: 1493 case CB_COLOR2_FMASK: 1494 case CB_COLOR3_FMASK: 1495 case CB_COLOR4_FMASK: 1496 case CB_COLOR5_FMASK: 1497 case CB_COLOR6_FMASK: 1498 case CB_COLOR7_FMASK: 1499 tmp = (reg - CB_COLOR0_FMASK) / 0x3c; 1500 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1501 if (r) { 1502 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1503 return -EINVAL; 1504 } 1505 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1506 track->cb_color_fmask_bo[tmp] = reloc->robj; 1507 break; 1508 case CB_COLOR0_CMASK: 1509 case CB_COLOR1_CMASK: 1510 case CB_COLOR2_CMASK: 1511 case CB_COLOR3_CMASK: 1512 case CB_COLOR4_CMASK: 1513 case CB_COLOR5_CMASK: 1514 case CB_COLOR6_CMASK: 1515 case CB_COLOR7_CMASK: 1516 tmp = (reg - CB_COLOR0_CMASK) / 0x3c; 1517 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1518 if (r) { 1519 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1520 return -EINVAL; 1521 } 1522 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1523 track->cb_color_cmask_bo[tmp] = reloc->robj; 1524 break; 1525 case CB_COLOR0_FMASK_SLICE: 1526 case CB_COLOR1_FMASK_SLICE: 1527 case CB_COLOR2_FMASK_SLICE: 1528 case CB_COLOR3_FMASK_SLICE: 1529 case CB_COLOR4_FMASK_SLICE: 1530 case CB_COLOR5_FMASK_SLICE: 1531 case CB_COLOR6_FMASK_SLICE: 1532 case CB_COLOR7_FMASK_SLICE: 1533 tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c; 1534 track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx); 1535 break; 1536 case CB_COLOR0_CMASK_SLICE: 1537 case CB_COLOR1_CMASK_SLICE: 1538 case CB_COLOR2_CMASK_SLICE: 1539 case CB_COLOR3_CMASK_SLICE: 1540 case CB_COLOR4_CMASK_SLICE: 1541 case CB_COLOR5_CMASK_SLICE: 1542 case CB_COLOR6_CMASK_SLICE: 1543 case CB_COLOR7_CMASK_SLICE: 1544 tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c; 1545 track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx); 1546 break; 1547 case CB_COLOR0_BASE: 1548 case CB_COLOR1_BASE: 1549 case CB_COLOR2_BASE: 1550 case CB_COLOR3_BASE: 1551 case CB_COLOR4_BASE: 1552 case CB_COLOR5_BASE: 1553 case CB_COLOR6_BASE: 1554 case CB_COLOR7_BASE: 1555 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1556 if (r) { 1557 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1558 "0x%04X\n", reg); 1559 return -EINVAL; 1560 } 1561 tmp = (reg - CB_COLOR0_BASE) / 0x3c; 1562 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1563 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1564 track->cb_color_bo[tmp] = reloc->robj; 1565 track->cb_dirty = true; 1566 break; 1567 case CB_COLOR8_BASE: 1568 case CB_COLOR9_BASE: 1569 case CB_COLOR10_BASE: 1570 case CB_COLOR11_BASE: 1571 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1572 if (r) { 1573 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1574 "0x%04X\n", reg); 1575 return -EINVAL; 1576 } 1577 tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8; 1578 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1579 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1580 track->cb_color_bo[tmp] = reloc->robj; 1581 track->cb_dirty = true; 1582 break; 1583 case DB_HTILE_DATA_BASE: 1584 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1585 if (r) { 1586 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1587 "0x%04X\n", reg); 1588 return -EINVAL; 1589 } 1590 track->htile_offset = radeon_get_ib_value(p, idx); 1591 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1592 track->htile_bo = reloc->robj; 1593 track->db_dirty = true; 1594 break; 1595 case DB_HTILE_SURFACE: 1596 /* 8x8 only */ 1597 track->htile_surface = radeon_get_ib_value(p, idx); 1598 /* force 8x8 htile width and height */ 1599 ib[idx] |= 3; 1600 track->db_dirty = true; 1601 break; 1602 case CB_IMMED0_BASE: 1603 case CB_IMMED1_BASE: 1604 case CB_IMMED2_BASE: 1605 case CB_IMMED3_BASE: 1606 case CB_IMMED4_BASE: 1607 case CB_IMMED5_BASE: 1608 case CB_IMMED6_BASE: 1609 case CB_IMMED7_BASE: 1610 case CB_IMMED8_BASE: 1611 case CB_IMMED9_BASE: 1612 case CB_IMMED10_BASE: 1613 case CB_IMMED11_BASE: 1614 case SQ_PGM_START_FS: 1615 case SQ_PGM_START_ES: 1616 case SQ_PGM_START_VS: 1617 case SQ_PGM_START_GS: 1618 case SQ_PGM_START_PS: 1619 case SQ_PGM_START_HS: 1620 case SQ_PGM_START_LS: 1621 case SQ_CONST_MEM_BASE: 1622 case SQ_ALU_CONST_CACHE_GS_0: 1623 case SQ_ALU_CONST_CACHE_GS_1: 1624 case SQ_ALU_CONST_CACHE_GS_2: 1625 case SQ_ALU_CONST_CACHE_GS_3: 1626 case SQ_ALU_CONST_CACHE_GS_4: 1627 case SQ_ALU_CONST_CACHE_GS_5: 1628 case SQ_ALU_CONST_CACHE_GS_6: 1629 case SQ_ALU_CONST_CACHE_GS_7: 1630 case SQ_ALU_CONST_CACHE_GS_8: 1631 case SQ_ALU_CONST_CACHE_GS_9: 1632 case SQ_ALU_CONST_CACHE_GS_10: 1633 case SQ_ALU_CONST_CACHE_GS_11: 1634 case SQ_ALU_CONST_CACHE_GS_12: 1635 case SQ_ALU_CONST_CACHE_GS_13: 1636 case SQ_ALU_CONST_CACHE_GS_14: 1637 case SQ_ALU_CONST_CACHE_GS_15: 1638 case SQ_ALU_CONST_CACHE_PS_0: 1639 case SQ_ALU_CONST_CACHE_PS_1: 1640 case SQ_ALU_CONST_CACHE_PS_2: 1641 case SQ_ALU_CONST_CACHE_PS_3: 1642 case SQ_ALU_CONST_CACHE_PS_4: 1643 case SQ_ALU_CONST_CACHE_PS_5: 1644 case SQ_ALU_CONST_CACHE_PS_6: 1645 case SQ_ALU_CONST_CACHE_PS_7: 1646 case SQ_ALU_CONST_CACHE_PS_8: 1647 case SQ_ALU_CONST_CACHE_PS_9: 1648 case SQ_ALU_CONST_CACHE_PS_10: 1649 case SQ_ALU_CONST_CACHE_PS_11: 1650 case SQ_ALU_CONST_CACHE_PS_12: 1651 case SQ_ALU_CONST_CACHE_PS_13: 1652 case SQ_ALU_CONST_CACHE_PS_14: 1653 case SQ_ALU_CONST_CACHE_PS_15: 1654 case SQ_ALU_CONST_CACHE_VS_0: 1655 case SQ_ALU_CONST_CACHE_VS_1: 1656 case SQ_ALU_CONST_CACHE_VS_2: 1657 case SQ_ALU_CONST_CACHE_VS_3: 1658 case SQ_ALU_CONST_CACHE_VS_4: 1659 case SQ_ALU_CONST_CACHE_VS_5: 1660 case SQ_ALU_CONST_CACHE_VS_6: 1661 case SQ_ALU_CONST_CACHE_VS_7: 1662 case SQ_ALU_CONST_CACHE_VS_8: 1663 case SQ_ALU_CONST_CACHE_VS_9: 1664 case SQ_ALU_CONST_CACHE_VS_10: 1665 case SQ_ALU_CONST_CACHE_VS_11: 1666 case SQ_ALU_CONST_CACHE_VS_12: 1667 case SQ_ALU_CONST_CACHE_VS_13: 1668 case SQ_ALU_CONST_CACHE_VS_14: 1669 case SQ_ALU_CONST_CACHE_VS_15: 1670 case SQ_ALU_CONST_CACHE_HS_0: 1671 case SQ_ALU_CONST_CACHE_HS_1: 1672 case SQ_ALU_CONST_CACHE_HS_2: 1673 case SQ_ALU_CONST_CACHE_HS_3: 1674 case SQ_ALU_CONST_CACHE_HS_4: 1675 case SQ_ALU_CONST_CACHE_HS_5: 1676 case SQ_ALU_CONST_CACHE_HS_6: 1677 case SQ_ALU_CONST_CACHE_HS_7: 1678 case SQ_ALU_CONST_CACHE_HS_8: 1679 case SQ_ALU_CONST_CACHE_HS_9: 1680 case SQ_ALU_CONST_CACHE_HS_10: 1681 case SQ_ALU_CONST_CACHE_HS_11: 1682 case SQ_ALU_CONST_CACHE_HS_12: 1683 case SQ_ALU_CONST_CACHE_HS_13: 1684 case SQ_ALU_CONST_CACHE_HS_14: 1685 case SQ_ALU_CONST_CACHE_HS_15: 1686 case SQ_ALU_CONST_CACHE_LS_0: 1687 case SQ_ALU_CONST_CACHE_LS_1: 1688 case SQ_ALU_CONST_CACHE_LS_2: 1689 case SQ_ALU_CONST_CACHE_LS_3: 1690 case SQ_ALU_CONST_CACHE_LS_4: 1691 case SQ_ALU_CONST_CACHE_LS_5: 1692 case SQ_ALU_CONST_CACHE_LS_6: 1693 case SQ_ALU_CONST_CACHE_LS_7: 1694 case SQ_ALU_CONST_CACHE_LS_8: 1695 case SQ_ALU_CONST_CACHE_LS_9: 1696 case SQ_ALU_CONST_CACHE_LS_10: 1697 case SQ_ALU_CONST_CACHE_LS_11: 1698 case SQ_ALU_CONST_CACHE_LS_12: 1699 case SQ_ALU_CONST_CACHE_LS_13: 1700 case SQ_ALU_CONST_CACHE_LS_14: 1701 case SQ_ALU_CONST_CACHE_LS_15: 1702 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1703 if (r) { 1704 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1705 "0x%04X\n", reg); 1706 return -EINVAL; 1707 } 1708 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1709 break; 1710 case SX_MEMORY_EXPORT_BASE: 1711 if (p->rdev->family >= CHIP_CAYMAN) { 1712 dev_warn(p->dev, "bad SET_CONFIG_REG " 1713 "0x%04X\n", reg); 1714 return -EINVAL; 1715 } 1716 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1717 if (r) { 1718 dev_warn(p->dev, "bad SET_CONFIG_REG " 1719 "0x%04X\n", reg); 1720 return -EINVAL; 1721 } 1722 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1723 break; 1724 case CAYMAN_SX_SCATTER_EXPORT_BASE: 1725 if (p->rdev->family < CHIP_CAYMAN) { 1726 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1727 "0x%04X\n", reg); 1728 return -EINVAL; 1729 } 1730 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1731 if (r) { 1732 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1733 "0x%04X\n", reg); 1734 return -EINVAL; 1735 } 1736 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1737 break; 1738 case SX_MISC: 1739 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0; 1740 break; 1741 default: 1742 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1743 return -EINVAL; 1744 } 1745 return 0; 1746 } 1747 1748 /** 1749 * evergreen_is_safe_reg() - check if register is authorized or not 1750 * @parser: parser structure holding parsing context 1751 * @reg: register we are testing 1752 * 1753 * This function will test against reg_safe_bm and return true 1754 * if register is safe or false otherwise. 1755 */ 1756 static inline bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg) 1757 { 1758 struct evergreen_cs_track *track = p->track; 1759 u32 m, i; 1760 1761 i = (reg >> 7); 1762 if (unlikely(i >= REG_SAFE_BM_SIZE)) { 1763 return false; 1764 } 1765 m = 1 << ((reg >> 2) & 31); 1766 if (!(track->reg_safe_bm[i] & m)) 1767 return true; 1768 1769 return false; 1770 } 1771 1772 static int evergreen_packet3_check(struct radeon_cs_parser *p, 1773 struct radeon_cs_packet *pkt) 1774 { 1775 struct radeon_bo_list *reloc; 1776 struct evergreen_cs_track *track; 1777 uint32_t *ib; 1778 unsigned idx; 1779 unsigned i; 1780 unsigned start_reg, end_reg, reg; 1781 int r; 1782 u32 idx_value; 1783 1784 track = (struct evergreen_cs_track *)p->track; 1785 ib = p->ib.ptr; 1786 idx = pkt->idx + 1; 1787 idx_value = radeon_get_ib_value(p, idx); 1788 1789 switch (pkt->opcode) { 1790 case PACKET3_SET_PREDICATION: 1791 { 1792 int pred_op; 1793 int tmp; 1794 uint64_t offset; 1795 1796 if (pkt->count != 1) { 1797 DRM_ERROR("bad SET PREDICATION\n"); 1798 return -EINVAL; 1799 } 1800 1801 tmp = radeon_get_ib_value(p, idx + 1); 1802 pred_op = (tmp >> 16) & 0x7; 1803 1804 /* for the clear predicate operation */ 1805 if (pred_op == 0) 1806 return 0; 1807 1808 if (pred_op > 2) { 1809 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op); 1810 return -EINVAL; 1811 } 1812 1813 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1814 if (r) { 1815 DRM_ERROR("bad SET PREDICATION\n"); 1816 return -EINVAL; 1817 } 1818 1819 offset = reloc->gpu_offset + 1820 (idx_value & 0xfffffff0) + 1821 ((u64)(tmp & 0xff) << 32); 1822 1823 ib[idx + 0] = offset; 1824 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff); 1825 } 1826 break; 1827 case PACKET3_CONTEXT_CONTROL: 1828 if (pkt->count != 1) { 1829 DRM_ERROR("bad CONTEXT_CONTROL\n"); 1830 return -EINVAL; 1831 } 1832 break; 1833 case PACKET3_INDEX_TYPE: 1834 case PACKET3_NUM_INSTANCES: 1835 case PACKET3_CLEAR_STATE: 1836 if (pkt->count) { 1837 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 1838 return -EINVAL; 1839 } 1840 break; 1841 case CAYMAN_PACKET3_DEALLOC_STATE: 1842 if (p->rdev->family < CHIP_CAYMAN) { 1843 DRM_ERROR("bad PACKET3_DEALLOC_STATE\n"); 1844 return -EINVAL; 1845 } 1846 if (pkt->count) { 1847 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 1848 return -EINVAL; 1849 } 1850 break; 1851 case PACKET3_INDEX_BASE: 1852 { 1853 uint64_t offset; 1854 1855 if (pkt->count != 1) { 1856 DRM_ERROR("bad INDEX_BASE\n"); 1857 return -EINVAL; 1858 } 1859 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1860 if (r) { 1861 DRM_ERROR("bad INDEX_BASE\n"); 1862 return -EINVAL; 1863 } 1864 1865 offset = reloc->gpu_offset + 1866 idx_value + 1867 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 1868 1869 ib[idx+0] = offset; 1870 ib[idx+1] = upper_32_bits(offset) & 0xff; 1871 1872 r = evergreen_cs_track_check(p); 1873 if (r) { 1874 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1875 return r; 1876 } 1877 break; 1878 } 1879 case PACKET3_INDEX_BUFFER_SIZE: 1880 { 1881 if (pkt->count != 0) { 1882 DRM_ERROR("bad INDEX_BUFFER_SIZE\n"); 1883 return -EINVAL; 1884 } 1885 break; 1886 } 1887 case PACKET3_DRAW_INDEX: 1888 { 1889 uint64_t offset; 1890 if (pkt->count != 3) { 1891 DRM_ERROR("bad DRAW_INDEX\n"); 1892 return -EINVAL; 1893 } 1894 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1895 if (r) { 1896 DRM_ERROR("bad DRAW_INDEX\n"); 1897 return -EINVAL; 1898 } 1899 1900 offset = reloc->gpu_offset + 1901 idx_value + 1902 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 1903 1904 ib[idx+0] = offset; 1905 ib[idx+1] = upper_32_bits(offset) & 0xff; 1906 1907 r = evergreen_cs_track_check(p); 1908 if (r) { 1909 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1910 return r; 1911 } 1912 break; 1913 } 1914 case PACKET3_DRAW_INDEX_2: 1915 { 1916 uint64_t offset; 1917 1918 if (pkt->count != 4) { 1919 DRM_ERROR("bad DRAW_INDEX_2\n"); 1920 return -EINVAL; 1921 } 1922 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1923 if (r) { 1924 DRM_ERROR("bad DRAW_INDEX_2\n"); 1925 return -EINVAL; 1926 } 1927 1928 offset = reloc->gpu_offset + 1929 radeon_get_ib_value(p, idx+1) + 1930 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 1931 1932 ib[idx+1] = offset; 1933 ib[idx+2] = upper_32_bits(offset) & 0xff; 1934 1935 r = evergreen_cs_track_check(p); 1936 if (r) { 1937 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1938 return r; 1939 } 1940 break; 1941 } 1942 case PACKET3_DRAW_INDEX_AUTO: 1943 if (pkt->count != 1) { 1944 DRM_ERROR("bad DRAW_INDEX_AUTO\n"); 1945 return -EINVAL; 1946 } 1947 r = evergreen_cs_track_check(p); 1948 if (r) { 1949 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 1950 return r; 1951 } 1952 break; 1953 case PACKET3_DRAW_INDEX_MULTI_AUTO: 1954 if (pkt->count != 2) { 1955 DRM_ERROR("bad DRAW_INDEX_MULTI_AUTO\n"); 1956 return -EINVAL; 1957 } 1958 r = evergreen_cs_track_check(p); 1959 if (r) { 1960 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 1961 return r; 1962 } 1963 break; 1964 case PACKET3_DRAW_INDEX_IMMD: 1965 if (pkt->count < 2) { 1966 DRM_ERROR("bad DRAW_INDEX_IMMD\n"); 1967 return -EINVAL; 1968 } 1969 r = evergreen_cs_track_check(p); 1970 if (r) { 1971 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1972 return r; 1973 } 1974 break; 1975 case PACKET3_DRAW_INDEX_OFFSET: 1976 if (pkt->count != 2) { 1977 DRM_ERROR("bad DRAW_INDEX_OFFSET\n"); 1978 return -EINVAL; 1979 } 1980 r = evergreen_cs_track_check(p); 1981 if (r) { 1982 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1983 return r; 1984 } 1985 break; 1986 case PACKET3_DRAW_INDEX_OFFSET_2: 1987 if (pkt->count != 3) { 1988 DRM_ERROR("bad DRAW_INDEX_OFFSET_2\n"); 1989 return -EINVAL; 1990 } 1991 r = evergreen_cs_track_check(p); 1992 if (r) { 1993 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1994 return r; 1995 } 1996 break; 1997 case PACKET3_SET_BASE: 1998 { 1999 /* 2000 DW 1 HEADER Header of the packet. Shader_Type in bit 1 of the Header will correspond to the shader type of the Load, see Type-3 Packet. 2001 2 BASE_INDEX Bits [3:0] BASE_INDEX - Base Index specifies which base address is specified in the last two DWs. 2002 0001: DX11 Draw_Index_Indirect Patch Table Base: Base address for Draw_Index_Indirect data. 2003 3 ADDRESS_LO Bits [31:3] - Lower bits of QWORD-Aligned Address. Bits [2:0] - Reserved 2004 4 ADDRESS_HI Bits [31:8] - Reserved. Bits [7:0] - Upper bits of Address [47:32] 2005 */ 2006 if (pkt->count != 2) { 2007 DRM_ERROR("bad SET_BASE\n"); 2008 return -EINVAL; 2009 } 2010 2011 /* currently only supporting setting indirect draw buffer base address */ 2012 if (idx_value != 1) { 2013 DRM_ERROR("bad SET_BASE\n"); 2014 return -EINVAL; 2015 } 2016 2017 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2018 if (r) { 2019 DRM_ERROR("bad SET_BASE\n"); 2020 return -EINVAL; 2021 } 2022 2023 track->indirect_draw_buffer_size = radeon_bo_size(reloc->robj); 2024 2025 ib[idx+1] = reloc->gpu_offset; 2026 ib[idx+2] = upper_32_bits(reloc->gpu_offset) & 0xff; 2027 2028 break; 2029 } 2030 case PACKET3_DRAW_INDIRECT: 2031 case PACKET3_DRAW_INDEX_INDIRECT: 2032 { 2033 u64 size = pkt->opcode == PACKET3_DRAW_INDIRECT ? 16 : 20; 2034 2035 /* 2036 DW 1 HEADER 2037 2 DATA_OFFSET Bits [31:0] + byte aligned offset where the required data structure starts. Bits 1:0 are zero 2038 3 DRAW_INITIATOR Draw Initiator Register. Written to the VGT_DRAW_INITIATOR register for the assigned context 2039 */ 2040 if (pkt->count != 1) { 2041 DRM_ERROR("bad DRAW_INDIRECT\n"); 2042 return -EINVAL; 2043 } 2044 2045 if (idx_value + size > track->indirect_draw_buffer_size) { 2046 dev_warn(p->dev, "DRAW_INDIRECT buffer too small %u + %llu > %lu\n", 2047 idx_value, size, track->indirect_draw_buffer_size); 2048 return -EINVAL; 2049 } 2050 2051 r = evergreen_cs_track_check(p); 2052 if (r) { 2053 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2054 return r; 2055 } 2056 break; 2057 } 2058 case PACKET3_DISPATCH_DIRECT: 2059 if (pkt->count != 3) { 2060 DRM_ERROR("bad DISPATCH_DIRECT\n"); 2061 return -EINVAL; 2062 } 2063 r = evergreen_cs_track_check(p); 2064 if (r) { 2065 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2066 return r; 2067 } 2068 break; 2069 case PACKET3_DISPATCH_INDIRECT: 2070 if (pkt->count != 1) { 2071 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2072 return -EINVAL; 2073 } 2074 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2075 if (r) { 2076 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2077 return -EINVAL; 2078 } 2079 ib[idx+0] = idx_value + (u32)(reloc->gpu_offset & 0xffffffff); 2080 r = evergreen_cs_track_check(p); 2081 if (r) { 2082 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2083 return r; 2084 } 2085 break; 2086 case PACKET3_WAIT_REG_MEM: 2087 if (pkt->count != 5) { 2088 DRM_ERROR("bad WAIT_REG_MEM\n"); 2089 return -EINVAL; 2090 } 2091 /* bit 4 is reg (0) or mem (1) */ 2092 if (idx_value & 0x10) { 2093 uint64_t offset; 2094 2095 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2096 if (r) { 2097 DRM_ERROR("bad WAIT_REG_MEM\n"); 2098 return -EINVAL; 2099 } 2100 2101 offset = reloc->gpu_offset + 2102 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2103 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2104 2105 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc); 2106 ib[idx+2] = upper_32_bits(offset) & 0xff; 2107 } else if (idx_value & 0x100) { 2108 DRM_ERROR("cannot use PFP on REG wait\n"); 2109 return -EINVAL; 2110 } 2111 break; 2112 case PACKET3_CP_DMA: 2113 { 2114 u32 command, size, info; 2115 u64 offset, tmp; 2116 if (pkt->count != 4) { 2117 DRM_ERROR("bad CP DMA\n"); 2118 return -EINVAL; 2119 } 2120 command = radeon_get_ib_value(p, idx+4); 2121 size = command & 0x1fffff; 2122 info = radeon_get_ib_value(p, idx+1); 2123 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 2124 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 2125 ((((info & 0x00300000) >> 20) == 0) && 2126 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 2127 ((((info & 0x60000000) >> 29) == 0) && 2128 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 2129 /* non mem to mem copies requires dw aligned count */ 2130 if (size % 4) { 2131 DRM_ERROR("CP DMA command requires dw count alignment\n"); 2132 return -EINVAL; 2133 } 2134 } 2135 if (command & PACKET3_CP_DMA_CMD_SAS) { 2136 /* src address space is register */ 2137 /* GDS is ok */ 2138 if (((info & 0x60000000) >> 29) != 1) { 2139 DRM_ERROR("CP DMA SAS not supported\n"); 2140 return -EINVAL; 2141 } 2142 } else { 2143 if (command & PACKET3_CP_DMA_CMD_SAIC) { 2144 DRM_ERROR("CP DMA SAIC only supported for registers\n"); 2145 return -EINVAL; 2146 } 2147 /* src address space is memory */ 2148 if (((info & 0x60000000) >> 29) == 0) { 2149 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2150 if (r) { 2151 DRM_ERROR("bad CP DMA SRC\n"); 2152 return -EINVAL; 2153 } 2154 2155 tmp = radeon_get_ib_value(p, idx) + 2156 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2157 2158 offset = reloc->gpu_offset + tmp; 2159 2160 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2161 dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n", 2162 tmp + size, radeon_bo_size(reloc->robj)); 2163 return -EINVAL; 2164 } 2165 2166 ib[idx] = offset; 2167 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2168 } else if (((info & 0x60000000) >> 29) != 2) { 2169 DRM_ERROR("bad CP DMA SRC_SEL\n"); 2170 return -EINVAL; 2171 } 2172 } 2173 if (command & PACKET3_CP_DMA_CMD_DAS) { 2174 /* dst address space is register */ 2175 /* GDS is ok */ 2176 if (((info & 0x00300000) >> 20) != 1) { 2177 DRM_ERROR("CP DMA DAS not supported\n"); 2178 return -EINVAL; 2179 } 2180 } else { 2181 /* dst address space is memory */ 2182 if (command & PACKET3_CP_DMA_CMD_DAIC) { 2183 DRM_ERROR("CP DMA DAIC only supported for registers\n"); 2184 return -EINVAL; 2185 } 2186 if (((info & 0x00300000) >> 20) == 0) { 2187 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2188 if (r) { 2189 DRM_ERROR("bad CP DMA DST\n"); 2190 return -EINVAL; 2191 } 2192 2193 tmp = radeon_get_ib_value(p, idx+2) + 2194 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32); 2195 2196 offset = reloc->gpu_offset + tmp; 2197 2198 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2199 dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n", 2200 tmp + size, radeon_bo_size(reloc->robj)); 2201 return -EINVAL; 2202 } 2203 2204 ib[idx+2] = offset; 2205 ib[idx+3] = upper_32_bits(offset) & 0xff; 2206 } else { 2207 DRM_ERROR("bad CP DMA DST_SEL\n"); 2208 return -EINVAL; 2209 } 2210 } 2211 break; 2212 } 2213 case PACKET3_PFP_SYNC_ME: 2214 if (pkt->count) { 2215 DRM_ERROR("bad PFP_SYNC_ME\n"); 2216 return -EINVAL; 2217 } 2218 break; 2219 case PACKET3_SURFACE_SYNC: 2220 if (pkt->count != 3) { 2221 DRM_ERROR("bad SURFACE_SYNC\n"); 2222 return -EINVAL; 2223 } 2224 /* 0xffffffff/0x0 is flush all cache flag */ 2225 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || 2226 radeon_get_ib_value(p, idx + 2) != 0) { 2227 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2228 if (r) { 2229 DRM_ERROR("bad SURFACE_SYNC\n"); 2230 return -EINVAL; 2231 } 2232 ib[idx+2] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 2233 } 2234 break; 2235 case PACKET3_EVENT_WRITE: 2236 if (pkt->count != 2 && pkt->count != 0) { 2237 DRM_ERROR("bad EVENT_WRITE\n"); 2238 return -EINVAL; 2239 } 2240 if (pkt->count) { 2241 uint64_t offset; 2242 2243 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2244 if (r) { 2245 DRM_ERROR("bad EVENT_WRITE\n"); 2246 return -EINVAL; 2247 } 2248 offset = reloc->gpu_offset + 2249 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) + 2250 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2251 2252 ib[idx+1] = offset & 0xfffffff8; 2253 ib[idx+2] = upper_32_bits(offset) & 0xff; 2254 } 2255 break; 2256 case PACKET3_EVENT_WRITE_EOP: 2257 { 2258 uint64_t offset; 2259 2260 if (pkt->count != 4) { 2261 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2262 return -EINVAL; 2263 } 2264 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2265 if (r) { 2266 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2267 return -EINVAL; 2268 } 2269 2270 offset = reloc->gpu_offset + 2271 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2272 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2273 2274 ib[idx+1] = offset & 0xfffffffc; 2275 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2276 break; 2277 } 2278 case PACKET3_EVENT_WRITE_EOS: 2279 { 2280 uint64_t offset; 2281 2282 if (pkt->count != 3) { 2283 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2284 return -EINVAL; 2285 } 2286 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2287 if (r) { 2288 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2289 return -EINVAL; 2290 } 2291 2292 offset = reloc->gpu_offset + 2293 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2294 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2295 2296 ib[idx+1] = offset & 0xfffffffc; 2297 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2298 break; 2299 } 2300 case PACKET3_SET_CONFIG_REG: 2301 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 2302 end_reg = 4 * pkt->count + start_reg - 4; 2303 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 2304 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 2305 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 2306 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 2307 return -EINVAL; 2308 } 2309 for (reg = start_reg, idx++; reg <= end_reg; reg += 4, idx++) { 2310 if (evergreen_is_safe_reg(p, reg)) 2311 continue; 2312 r = evergreen_cs_handle_reg(p, reg, idx); 2313 if (r) 2314 return r; 2315 } 2316 break; 2317 case PACKET3_SET_CONTEXT_REG: 2318 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START; 2319 end_reg = 4 * pkt->count + start_reg - 4; 2320 if ((start_reg < PACKET3_SET_CONTEXT_REG_START) || 2321 (start_reg >= PACKET3_SET_CONTEXT_REG_END) || 2322 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) { 2323 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n"); 2324 return -EINVAL; 2325 } 2326 for (reg = start_reg, idx++; reg <= end_reg; reg += 4, idx++) { 2327 if (evergreen_is_safe_reg(p, reg)) 2328 continue; 2329 r = evergreen_cs_handle_reg(p, reg, idx); 2330 if (r) 2331 return r; 2332 } 2333 break; 2334 case PACKET3_SET_RESOURCE: 2335 if (pkt->count % 8) { 2336 DRM_ERROR("bad SET_RESOURCE\n"); 2337 return -EINVAL; 2338 } 2339 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START; 2340 end_reg = 4 * pkt->count + start_reg - 4; 2341 if ((start_reg < PACKET3_SET_RESOURCE_START) || 2342 (start_reg >= PACKET3_SET_RESOURCE_END) || 2343 (end_reg >= PACKET3_SET_RESOURCE_END)) { 2344 DRM_ERROR("bad SET_RESOURCE\n"); 2345 return -EINVAL; 2346 } 2347 for (i = 0; i < (pkt->count / 8); i++) { 2348 struct radeon_bo *texture, *mipmap; 2349 u32 toffset, moffset; 2350 u32 size, offset, mip_address, tex_dim; 2351 2352 switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) { 2353 case SQ_TEX_VTX_VALID_TEXTURE: 2354 /* tex base */ 2355 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2356 if (r) { 2357 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2358 return -EINVAL; 2359 } 2360 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 2361 ib[idx+1+(i*8)+1] |= 2362 TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags)); 2363 if (reloc->tiling_flags & RADEON_TILING_MACRO) { 2364 unsigned bankw, bankh, mtaspect, tile_split; 2365 2366 evergreen_tiling_fields(reloc->tiling_flags, 2367 &bankw, &bankh, &mtaspect, 2368 &tile_split); 2369 ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split); 2370 ib[idx+1+(i*8)+7] |= 2371 TEX_BANK_WIDTH(bankw) | 2372 TEX_BANK_HEIGHT(bankh) | 2373 MACRO_TILE_ASPECT(mtaspect) | 2374 TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 2375 } 2376 } 2377 texture = reloc->robj; 2378 toffset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 2379 2380 /* tex mip base */ 2381 tex_dim = ib[idx+1+(i*8)+0] & 0x7; 2382 mip_address = ib[idx+1+(i*8)+3]; 2383 2384 if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) && 2385 !mip_address && 2386 !radeon_cs_packet_next_is_pkt3_nop(p)) { 2387 /* MIP_ADDRESS should point to FMASK for an MSAA texture. 2388 * It should be 0 if FMASK is disabled. */ 2389 moffset = 0; 2390 mipmap = NULL; 2391 } else { 2392 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2393 if (r) { 2394 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2395 return -EINVAL; 2396 } 2397 moffset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 2398 mipmap = reloc->robj; 2399 } 2400 2401 r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8)); 2402 if (r) 2403 return r; 2404 ib[idx+1+(i*8)+2] += toffset; 2405 ib[idx+1+(i*8)+3] += moffset; 2406 break; 2407 case SQ_TEX_VTX_VALID_BUFFER: 2408 { 2409 uint64_t offset64; 2410 /* vtx base */ 2411 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2412 if (r) { 2413 DRM_ERROR("bad SET_RESOURCE (vtx)\n"); 2414 return -EINVAL; 2415 } 2416 offset = radeon_get_ib_value(p, idx+1+(i*8)+0); 2417 size = radeon_get_ib_value(p, idx+1+(i*8)+1); 2418 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) { 2419 /* force size to size of the buffer */ 2420 dev_warn(p->dev, "vbo resource seems too big for the bo\n"); 2421 ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset; 2422 } 2423 2424 offset64 = reloc->gpu_offset + offset; 2425 ib[idx+1+(i*8)+0] = offset64; 2426 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) | 2427 (upper_32_bits(offset64) & 0xff); 2428 break; 2429 } 2430 case SQ_TEX_VTX_INVALID_TEXTURE: 2431 case SQ_TEX_VTX_INVALID_BUFFER: 2432 default: 2433 DRM_ERROR("bad SET_RESOURCE\n"); 2434 return -EINVAL; 2435 } 2436 } 2437 break; 2438 case PACKET3_SET_ALU_CONST: 2439 /* XXX fix me ALU const buffers only */ 2440 break; 2441 case PACKET3_SET_BOOL_CONST: 2442 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START; 2443 end_reg = 4 * pkt->count + start_reg - 4; 2444 if ((start_reg < PACKET3_SET_BOOL_CONST_START) || 2445 (start_reg >= PACKET3_SET_BOOL_CONST_END) || 2446 (end_reg >= PACKET3_SET_BOOL_CONST_END)) { 2447 DRM_ERROR("bad SET_BOOL_CONST\n"); 2448 return -EINVAL; 2449 } 2450 break; 2451 case PACKET3_SET_LOOP_CONST: 2452 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START; 2453 end_reg = 4 * pkt->count + start_reg - 4; 2454 if ((start_reg < PACKET3_SET_LOOP_CONST_START) || 2455 (start_reg >= PACKET3_SET_LOOP_CONST_END) || 2456 (end_reg >= PACKET3_SET_LOOP_CONST_END)) { 2457 DRM_ERROR("bad SET_LOOP_CONST\n"); 2458 return -EINVAL; 2459 } 2460 break; 2461 case PACKET3_SET_CTL_CONST: 2462 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START; 2463 end_reg = 4 * pkt->count + start_reg - 4; 2464 if ((start_reg < PACKET3_SET_CTL_CONST_START) || 2465 (start_reg >= PACKET3_SET_CTL_CONST_END) || 2466 (end_reg >= PACKET3_SET_CTL_CONST_END)) { 2467 DRM_ERROR("bad SET_CTL_CONST\n"); 2468 return -EINVAL; 2469 } 2470 break; 2471 case PACKET3_SET_SAMPLER: 2472 if (pkt->count % 3) { 2473 DRM_ERROR("bad SET_SAMPLER\n"); 2474 return -EINVAL; 2475 } 2476 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START; 2477 end_reg = 4 * pkt->count + start_reg - 4; 2478 if ((start_reg < PACKET3_SET_SAMPLER_START) || 2479 (start_reg >= PACKET3_SET_SAMPLER_END) || 2480 (end_reg >= PACKET3_SET_SAMPLER_END)) { 2481 DRM_ERROR("bad SET_SAMPLER\n"); 2482 return -EINVAL; 2483 } 2484 break; 2485 case PACKET3_STRMOUT_BUFFER_UPDATE: 2486 if (pkt->count != 4) { 2487 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n"); 2488 return -EINVAL; 2489 } 2490 /* Updating memory at DST_ADDRESS. */ 2491 if (idx_value & 0x1) { 2492 u64 offset; 2493 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2494 if (r) { 2495 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n"); 2496 return -EINVAL; 2497 } 2498 offset = radeon_get_ib_value(p, idx+1); 2499 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2500 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2501 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n", 2502 offset + 4, radeon_bo_size(reloc->robj)); 2503 return -EINVAL; 2504 } 2505 offset += reloc->gpu_offset; 2506 ib[idx+1] = offset; 2507 ib[idx+2] = upper_32_bits(offset) & 0xff; 2508 } 2509 /* Reading data from SRC_ADDRESS. */ 2510 if (((idx_value >> 1) & 0x3) == 2) { 2511 u64 offset; 2512 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2513 if (r) { 2514 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n"); 2515 return -EINVAL; 2516 } 2517 offset = radeon_get_ib_value(p, idx+3); 2518 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2519 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2520 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n", 2521 offset + 4, radeon_bo_size(reloc->robj)); 2522 return -EINVAL; 2523 } 2524 offset += reloc->gpu_offset; 2525 ib[idx+3] = offset; 2526 ib[idx+4] = upper_32_bits(offset) & 0xff; 2527 } 2528 break; 2529 case PACKET3_MEM_WRITE: 2530 { 2531 u64 offset; 2532 2533 if (pkt->count != 3) { 2534 DRM_ERROR("bad MEM_WRITE (invalid count)\n"); 2535 return -EINVAL; 2536 } 2537 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2538 if (r) { 2539 DRM_ERROR("bad MEM_WRITE (missing reloc)\n"); 2540 return -EINVAL; 2541 } 2542 offset = radeon_get_ib_value(p, idx+0); 2543 offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL; 2544 if (offset & 0x7) { 2545 DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n"); 2546 return -EINVAL; 2547 } 2548 if ((offset + 8) > radeon_bo_size(reloc->robj)) { 2549 DRM_ERROR("bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n", 2550 offset + 8, radeon_bo_size(reloc->robj)); 2551 return -EINVAL; 2552 } 2553 offset += reloc->gpu_offset; 2554 ib[idx+0] = offset; 2555 ib[idx+1] = upper_32_bits(offset) & 0xff; 2556 break; 2557 } 2558 case PACKET3_COPY_DW: 2559 if (pkt->count != 4) { 2560 DRM_ERROR("bad COPY_DW (invalid count)\n"); 2561 return -EINVAL; 2562 } 2563 if (idx_value & 0x1) { 2564 u64 offset; 2565 /* SRC is memory. */ 2566 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2567 if (r) { 2568 DRM_ERROR("bad COPY_DW (missing src reloc)\n"); 2569 return -EINVAL; 2570 } 2571 offset = radeon_get_ib_value(p, idx+1); 2572 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2573 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2574 DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n", 2575 offset + 4, radeon_bo_size(reloc->robj)); 2576 return -EINVAL; 2577 } 2578 offset += reloc->gpu_offset; 2579 ib[idx+1] = offset; 2580 ib[idx+2] = upper_32_bits(offset) & 0xff; 2581 } else { 2582 /* SRC is a reg. */ 2583 reg = radeon_get_ib_value(p, idx+1) << 2; 2584 if (!evergreen_is_safe_reg(p, reg)) { 2585 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", 2586 reg, idx + 1); 2587 return -EINVAL; 2588 } 2589 } 2590 if (idx_value & 0x2) { 2591 u64 offset; 2592 /* DST is memory. */ 2593 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2594 if (r) { 2595 DRM_ERROR("bad COPY_DW (missing dst reloc)\n"); 2596 return -EINVAL; 2597 } 2598 offset = radeon_get_ib_value(p, idx+3); 2599 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2600 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2601 DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n", 2602 offset + 4, radeon_bo_size(reloc->robj)); 2603 return -EINVAL; 2604 } 2605 offset += reloc->gpu_offset; 2606 ib[idx+3] = offset; 2607 ib[idx+4] = upper_32_bits(offset) & 0xff; 2608 } else { 2609 /* DST is a reg. */ 2610 reg = radeon_get_ib_value(p, idx+3) << 2; 2611 if (!evergreen_is_safe_reg(p, reg)) { 2612 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", 2613 reg, idx + 3); 2614 return -EINVAL; 2615 } 2616 } 2617 break; 2618 case PACKET3_SET_APPEND_CNT: 2619 { 2620 uint32_t areg; 2621 uint32_t allowed_reg_base; 2622 uint32_t source_sel; 2623 if (pkt->count != 2) { 2624 DRM_ERROR("bad SET_APPEND_CNT (invalid count)\n"); 2625 return -EINVAL; 2626 } 2627 2628 allowed_reg_base = GDS_APPEND_COUNT_0; 2629 allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START; 2630 allowed_reg_base >>= 2; 2631 2632 areg = idx_value >> 16; 2633 if (areg < allowed_reg_base || areg > (allowed_reg_base + 11)) { 2634 dev_warn(p->dev, "forbidden register for append cnt 0x%08x at %d\n", 2635 areg, idx); 2636 return -EINVAL; 2637 } 2638 2639 source_sel = G_PACKET3_SET_APPEND_CNT_SRC_SELECT(idx_value); 2640 if (source_sel == PACKET3_SAC_SRC_SEL_MEM) { 2641 uint64_t offset; 2642 uint32_t swap; 2643 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 2644 if (r) { 2645 DRM_ERROR("bad SET_APPEND_CNT (missing reloc)\n"); 2646 return -EINVAL; 2647 } 2648 offset = radeon_get_ib_value(p, idx + 1); 2649 swap = offset & 0x3; 2650 offset &= ~0x3; 2651 2652 offset += ((u64)(radeon_get_ib_value(p, idx + 2) & 0xff)) << 32; 2653 2654 offset += reloc->gpu_offset; 2655 ib[idx+1] = (offset & 0xfffffffc) | swap; 2656 ib[idx+2] = upper_32_bits(offset) & 0xff; 2657 } else { 2658 DRM_ERROR("bad SET_APPEND_CNT (unsupported operation)\n"); 2659 return -EINVAL; 2660 } 2661 break; 2662 } 2663 case PACKET3_NOP: 2664 break; 2665 default: 2666 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 2667 return -EINVAL; 2668 } 2669 return 0; 2670 } 2671 2672 int evergreen_cs_parse(struct radeon_cs_parser *p) 2673 { 2674 struct radeon_cs_packet pkt; 2675 struct evergreen_cs_track *track; 2676 u32 tmp; 2677 int r; 2678 2679 if (p->track == NULL) { 2680 /* initialize tracker, we are in kms */ 2681 track = kzalloc(sizeof(*track), GFP_KERNEL); 2682 if (track == NULL) 2683 return -ENOMEM; 2684 evergreen_cs_track_init(track); 2685 if (p->rdev->family >= CHIP_CAYMAN) { 2686 tmp = p->rdev->config.cayman.tile_config; 2687 track->reg_safe_bm = cayman_reg_safe_bm; 2688 } else { 2689 tmp = p->rdev->config.evergreen.tile_config; 2690 track->reg_safe_bm = evergreen_reg_safe_bm; 2691 } 2692 BUILD_BUG_ON(ARRAY_SIZE(cayman_reg_safe_bm) != REG_SAFE_BM_SIZE); 2693 BUILD_BUG_ON(ARRAY_SIZE(evergreen_reg_safe_bm) != REG_SAFE_BM_SIZE); 2694 switch (tmp & 0xf) { 2695 case 0: 2696 track->npipes = 1; 2697 break; 2698 case 1: 2699 default: 2700 track->npipes = 2; 2701 break; 2702 case 2: 2703 track->npipes = 4; 2704 break; 2705 case 3: 2706 track->npipes = 8; 2707 break; 2708 } 2709 2710 switch ((tmp & 0xf0) >> 4) { 2711 case 0: 2712 track->nbanks = 4; 2713 break; 2714 case 1: 2715 default: 2716 track->nbanks = 8; 2717 break; 2718 case 2: 2719 track->nbanks = 16; 2720 break; 2721 } 2722 2723 switch ((tmp & 0xf00) >> 8) { 2724 case 0: 2725 track->group_size = 256; 2726 break; 2727 case 1: 2728 default: 2729 track->group_size = 512; 2730 break; 2731 } 2732 2733 switch ((tmp & 0xf000) >> 12) { 2734 case 0: 2735 track->row_size = 1; 2736 break; 2737 case 1: 2738 default: 2739 track->row_size = 2; 2740 break; 2741 case 2: 2742 track->row_size = 4; 2743 break; 2744 } 2745 2746 p->track = track; 2747 } 2748 do { 2749 r = radeon_cs_packet_parse(p, &pkt, p->idx); 2750 if (r) { 2751 kfree(p->track); 2752 p->track = NULL; 2753 return r; 2754 } 2755 p->idx += pkt.count + 2; 2756 switch (pkt.type) { 2757 case RADEON_PACKET_TYPE0: 2758 r = evergreen_cs_parse_packet0(p, &pkt); 2759 break; 2760 case RADEON_PACKET_TYPE2: 2761 break; 2762 case RADEON_PACKET_TYPE3: 2763 r = evergreen_packet3_check(p, &pkt); 2764 break; 2765 default: 2766 DRM_ERROR("Unknown packet type %d !\n", pkt.type); 2767 kfree(p->track); 2768 p->track = NULL; 2769 return -EINVAL; 2770 } 2771 if (r) { 2772 kfree(p->track); 2773 p->track = NULL; 2774 return r; 2775 } 2776 } while (p->idx < p->chunk_ib->length_dw); 2777 #if 0 2778 for (r = 0; r < p->ib.length_dw; r++) { 2779 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 2780 mdelay(1); 2781 } 2782 #endif 2783 kfree(p->track); 2784 p->track = NULL; 2785 return 0; 2786 } 2787 2788 /** 2789 * evergreen_dma_cs_parse() - parse the DMA IB 2790 * @p: parser structure holding parsing context. 2791 * 2792 * Parses the DMA IB from the CS ioctl and updates 2793 * the GPU addresses based on the reloc information and 2794 * checks for errors. (Evergreen-Cayman) 2795 * Returns 0 for success and an error on failure. 2796 **/ 2797 int evergreen_dma_cs_parse(struct radeon_cs_parser *p) 2798 { 2799 struct radeon_cs_chunk *ib_chunk = p->chunk_ib; 2800 struct radeon_bo_list *src_reloc, *dst_reloc, *dst2_reloc; 2801 u32 header, cmd, count, sub_cmd; 2802 uint32_t *ib = p->ib.ptr; 2803 u32 idx; 2804 u64 src_offset, dst_offset, dst2_offset; 2805 int r; 2806 2807 do { 2808 if (p->idx >= ib_chunk->length_dw) { 2809 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 2810 p->idx, ib_chunk->length_dw); 2811 return -EINVAL; 2812 } 2813 idx = p->idx; 2814 header = radeon_get_ib_value(p, idx); 2815 cmd = GET_DMA_CMD(header); 2816 count = GET_DMA_COUNT(header); 2817 sub_cmd = GET_DMA_SUB_CMD(header); 2818 2819 switch (cmd) { 2820 case DMA_PACKET_WRITE: 2821 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2822 if (r) { 2823 DRM_ERROR("bad DMA_PACKET_WRITE\n"); 2824 return -EINVAL; 2825 } 2826 switch (sub_cmd) { 2827 /* tiled */ 2828 case 8: 2829 dst_offset = radeon_get_ib_value(p, idx+1); 2830 dst_offset <<= 8; 2831 2832 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 2833 p->idx += count + 7; 2834 break; 2835 /* linear */ 2836 case 0: 2837 dst_offset = radeon_get_ib_value(p, idx+1); 2838 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2839 2840 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2841 ib[idx+2] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2842 p->idx += count + 3; 2843 break; 2844 default: 2845 DRM_ERROR("bad DMA_PACKET_WRITE [%6d] 0x%08x sub cmd is not 0 or 8\n", idx, header); 2846 return -EINVAL; 2847 } 2848 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2849 dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n", 2850 dst_offset, radeon_bo_size(dst_reloc->robj)); 2851 return -EINVAL; 2852 } 2853 break; 2854 case DMA_PACKET_COPY: 2855 r = r600_dma_cs_next_reloc(p, &src_reloc); 2856 if (r) { 2857 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2858 return -EINVAL; 2859 } 2860 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2861 if (r) { 2862 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2863 return -EINVAL; 2864 } 2865 switch (sub_cmd) { 2866 /* Copy L2L, DW aligned */ 2867 case 0x00: 2868 /* L2L, dw */ 2869 src_offset = radeon_get_ib_value(p, idx+2); 2870 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2871 dst_offset = radeon_get_ib_value(p, idx+1); 2872 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 2873 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2874 dev_warn(p->dev, "DMA L2L, dw src buffer too small (%llu %lu)\n", 2875 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2876 return -EINVAL; 2877 } 2878 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2879 dev_warn(p->dev, "DMA L2L, dw dst buffer too small (%llu %lu)\n", 2880 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2881 return -EINVAL; 2882 } 2883 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2884 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 2885 ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2886 ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 2887 p->idx += 5; 2888 break; 2889 /* Copy L2T/T2L */ 2890 case 0x08: 2891 /* detile bit */ 2892 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) { 2893 /* tiled src, linear dst */ 2894 src_offset = radeon_get_ib_value(p, idx+1); 2895 src_offset <<= 8; 2896 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8); 2897 2898 dst_offset = radeon_get_ib_value(p, idx + 7); 2899 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 2900 ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2901 ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2902 } else { 2903 /* linear src, tiled dst */ 2904 src_offset = radeon_get_ib_value(p, idx+7); 2905 src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 2906 ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 2907 ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 2908 2909 dst_offset = radeon_get_ib_value(p, idx+1); 2910 dst_offset <<= 8; 2911 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 2912 } 2913 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2914 dev_warn(p->dev, "DMA L2T, src buffer too small (%llu %lu)\n", 2915 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2916 return -EINVAL; 2917 } 2918 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2919 dev_warn(p->dev, "DMA L2T, dst buffer too small (%llu %lu)\n", 2920 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2921 return -EINVAL; 2922 } 2923 p->idx += 9; 2924 break; 2925 /* Copy L2L, byte aligned */ 2926 case 0x40: 2927 /* L2L, byte */ 2928 src_offset = radeon_get_ib_value(p, idx+2); 2929 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2930 dst_offset = radeon_get_ib_value(p, idx+1); 2931 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 2932 if ((src_offset + count) > radeon_bo_size(src_reloc->robj)) { 2933 dev_warn(p->dev, "DMA L2L, byte src buffer too small (%llu %lu)\n", 2934 src_offset + count, radeon_bo_size(src_reloc->robj)); 2935 return -EINVAL; 2936 } 2937 if ((dst_offset + count) > radeon_bo_size(dst_reloc->robj)) { 2938 dev_warn(p->dev, "DMA L2L, byte dst buffer too small (%llu %lu)\n", 2939 dst_offset + count, radeon_bo_size(dst_reloc->robj)); 2940 return -EINVAL; 2941 } 2942 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xffffffff); 2943 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xffffffff); 2944 ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2945 ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 2946 p->idx += 5; 2947 break; 2948 /* Copy L2L, partial */ 2949 case 0x41: 2950 /* L2L, partial */ 2951 if (p->family < CHIP_CAYMAN) { 2952 DRM_ERROR("L2L Partial is cayman only !\n"); 2953 return -EINVAL; 2954 } 2955 ib[idx+1] += (u32)(src_reloc->gpu_offset & 0xffffffff); 2956 ib[idx+2] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 2957 ib[idx+4] += (u32)(dst_reloc->gpu_offset & 0xffffffff); 2958 ib[idx+5] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2959 2960 p->idx += 9; 2961 break; 2962 /* Copy L2L, DW aligned, broadcast */ 2963 case 0x44: 2964 /* L2L, dw, broadcast */ 2965 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 2966 if (r) { 2967 DRM_ERROR("bad L2L, dw, broadcast DMA_PACKET_COPY\n"); 2968 return -EINVAL; 2969 } 2970 dst_offset = radeon_get_ib_value(p, idx+1); 2971 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2972 dst2_offset = radeon_get_ib_value(p, idx+2); 2973 dst2_offset |= ((u64)(radeon_get_ib_value(p, idx+5) & 0xff)) << 32; 2974 src_offset = radeon_get_ib_value(p, idx+3); 2975 src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; 2976 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2977 dev_warn(p->dev, "DMA L2L, dw, broadcast src buffer too small (%llu %lu)\n", 2978 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2979 return -EINVAL; 2980 } 2981 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2982 dev_warn(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%llu %lu)\n", 2983 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2984 return -EINVAL; 2985 } 2986 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 2987 dev_warn(p->dev, "DMA L2L, dw, broadcast dst2 buffer too small (%llu %lu)\n", 2988 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 2989 return -EINVAL; 2990 } 2991 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2992 ib[idx+2] += (u32)(dst2_reloc->gpu_offset & 0xfffffffc); 2993 ib[idx+3] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 2994 ib[idx+4] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2995 ib[idx+5] += upper_32_bits(dst2_reloc->gpu_offset) & 0xff; 2996 ib[idx+6] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 2997 p->idx += 7; 2998 break; 2999 /* Copy L2T Frame to Field */ 3000 case 0x48: 3001 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) { 3002 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n"); 3003 return -EINVAL; 3004 } 3005 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3006 if (r) { 3007 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n"); 3008 return -EINVAL; 3009 } 3010 dst_offset = radeon_get_ib_value(p, idx+1); 3011 dst_offset <<= 8; 3012 dst2_offset = radeon_get_ib_value(p, idx+2); 3013 dst2_offset <<= 8; 3014 src_offset = radeon_get_ib_value(p, idx+8); 3015 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 3016 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3017 dev_warn(p->dev, "DMA L2T, frame to fields src buffer too small (%llu %lu)\n", 3018 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3019 return -EINVAL; 3020 } 3021 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3022 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n", 3023 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3024 return -EINVAL; 3025 } 3026 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3027 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n", 3028 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3029 return -EINVAL; 3030 } 3031 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 3032 ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8); 3033 ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 3034 ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 3035 p->idx += 10; 3036 break; 3037 /* Copy L2T/T2L, partial */ 3038 case 0x49: 3039 /* L2T, T2L partial */ 3040 if (p->family < CHIP_CAYMAN) { 3041 DRM_ERROR("L2T, T2L Partial is cayman only !\n"); 3042 return -EINVAL; 3043 } 3044 /* detile bit */ 3045 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) { 3046 /* tiled src, linear dst */ 3047 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8); 3048 3049 ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 3050 ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 3051 } else { 3052 /* linear src, tiled dst */ 3053 ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 3054 ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 3055 3056 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 3057 } 3058 p->idx += 12; 3059 break; 3060 /* Copy L2T broadcast */ 3061 case 0x4b: 3062 /* L2T, broadcast */ 3063 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) { 3064 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3065 return -EINVAL; 3066 } 3067 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3068 if (r) { 3069 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3070 return -EINVAL; 3071 } 3072 dst_offset = radeon_get_ib_value(p, idx+1); 3073 dst_offset <<= 8; 3074 dst2_offset = radeon_get_ib_value(p, idx+2); 3075 dst2_offset <<= 8; 3076 src_offset = radeon_get_ib_value(p, idx+8); 3077 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 3078 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3079 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n", 3080 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3081 return -EINVAL; 3082 } 3083 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3084 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n", 3085 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3086 return -EINVAL; 3087 } 3088 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3089 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n", 3090 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3091 return -EINVAL; 3092 } 3093 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 3094 ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8); 3095 ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 3096 ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 3097 p->idx += 10; 3098 break; 3099 /* Copy L2T/T2L (tile units) */ 3100 case 0x4c: 3101 /* L2T, T2L */ 3102 /* detile bit */ 3103 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) { 3104 /* tiled src, linear dst */ 3105 src_offset = radeon_get_ib_value(p, idx+1); 3106 src_offset <<= 8; 3107 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8); 3108 3109 dst_offset = radeon_get_ib_value(p, idx+7); 3110 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3111 ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 3112 ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 3113 } else { 3114 /* linear src, tiled dst */ 3115 src_offset = radeon_get_ib_value(p, idx+7); 3116 src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3117 ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 3118 ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 3119 3120 dst_offset = radeon_get_ib_value(p, idx+1); 3121 dst_offset <<= 8; 3122 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 3123 } 3124 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3125 dev_warn(p->dev, "DMA L2T, T2L src buffer too small (%llu %lu)\n", 3126 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3127 return -EINVAL; 3128 } 3129 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3130 dev_warn(p->dev, "DMA L2T, T2L dst buffer too small (%llu %lu)\n", 3131 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3132 return -EINVAL; 3133 } 3134 p->idx += 9; 3135 break; 3136 /* Copy T2T, partial (tile units) */ 3137 case 0x4d: 3138 /* T2T partial */ 3139 if (p->family < CHIP_CAYMAN) { 3140 DRM_ERROR("L2T, T2L Partial is cayman only !\n"); 3141 return -EINVAL; 3142 } 3143 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8); 3144 ib[idx+4] += (u32)(dst_reloc->gpu_offset >> 8); 3145 p->idx += 13; 3146 break; 3147 /* Copy L2T broadcast (tile units) */ 3148 case 0x4f: 3149 /* L2T, broadcast */ 3150 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) { 3151 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3152 return -EINVAL; 3153 } 3154 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3155 if (r) { 3156 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3157 return -EINVAL; 3158 } 3159 dst_offset = radeon_get_ib_value(p, idx+1); 3160 dst_offset <<= 8; 3161 dst2_offset = radeon_get_ib_value(p, idx+2); 3162 dst2_offset <<= 8; 3163 src_offset = radeon_get_ib_value(p, idx+8); 3164 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 3165 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3166 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n", 3167 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3168 return -EINVAL; 3169 } 3170 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3171 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n", 3172 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3173 return -EINVAL; 3174 } 3175 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3176 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n", 3177 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3178 return -EINVAL; 3179 } 3180 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 3181 ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8); 3182 ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 3183 ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 3184 p->idx += 10; 3185 break; 3186 default: 3187 DRM_ERROR("bad DMA_PACKET_COPY [%6d] 0x%08x invalid sub cmd\n", idx, header); 3188 return -EINVAL; 3189 } 3190 break; 3191 case DMA_PACKET_CONSTANT_FILL: 3192 r = r600_dma_cs_next_reloc(p, &dst_reloc); 3193 if (r) { 3194 DRM_ERROR("bad DMA_PACKET_CONSTANT_FILL\n"); 3195 return -EINVAL; 3196 } 3197 dst_offset = radeon_get_ib_value(p, idx+1); 3198 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16; 3199 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3200 dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n", 3201 dst_offset, radeon_bo_size(dst_reloc->robj)); 3202 return -EINVAL; 3203 } 3204 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 3205 ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) << 16) & 0x00ff0000; 3206 p->idx += 4; 3207 break; 3208 case DMA_PACKET_NOP: 3209 p->idx += 1; 3210 break; 3211 default: 3212 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 3213 return -EINVAL; 3214 } 3215 } while (p->idx < p->chunk_ib->length_dw); 3216 #if 0 3217 for (r = 0; r < p->ib->length_dw; r++) { 3218 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 3219 mdelay(1); 3220 } 3221 #endif 3222 return 0; 3223 } 3224 3225 /* vm parser */ 3226 static bool evergreen_vm_reg_valid(u32 reg) 3227 { 3228 /* context regs are fine */ 3229 if (reg >= 0x28000) 3230 return true; 3231 3232 /* check config regs */ 3233 switch (reg) { 3234 case WAIT_UNTIL: 3235 case GRBM_GFX_INDEX: 3236 case CP_STRMOUT_CNTL: 3237 case CP_COHER_CNTL: 3238 case CP_COHER_SIZE: 3239 case VGT_VTX_VECT_EJECT_REG: 3240 case VGT_CACHE_INVALIDATION: 3241 case VGT_GS_VERTEX_REUSE: 3242 case VGT_PRIMITIVE_TYPE: 3243 case VGT_INDEX_TYPE: 3244 case VGT_NUM_INDICES: 3245 case VGT_NUM_INSTANCES: 3246 case VGT_COMPUTE_DIM_X: 3247 case VGT_COMPUTE_DIM_Y: 3248 case VGT_COMPUTE_DIM_Z: 3249 case VGT_COMPUTE_START_X: 3250 case VGT_COMPUTE_START_Y: 3251 case VGT_COMPUTE_START_Z: 3252 case VGT_COMPUTE_INDEX: 3253 case VGT_COMPUTE_THREAD_GROUP_SIZE: 3254 case VGT_HS_OFFCHIP_PARAM: 3255 case PA_CL_ENHANCE: 3256 case PA_SU_LINE_STIPPLE_VALUE: 3257 case PA_SC_LINE_STIPPLE_STATE: 3258 case PA_SC_ENHANCE: 3259 case SQ_DYN_GPR_CNTL_PS_FLUSH_REQ: 3260 case SQ_DYN_GPR_SIMD_LOCK_EN: 3261 case SQ_CONFIG: 3262 case SQ_GPR_RESOURCE_MGMT_1: 3263 case SQ_GLOBAL_GPR_RESOURCE_MGMT_1: 3264 case SQ_GLOBAL_GPR_RESOURCE_MGMT_2: 3265 case SQ_CONST_MEM_BASE: 3266 case SQ_STATIC_THREAD_MGMT_1: 3267 case SQ_STATIC_THREAD_MGMT_2: 3268 case SQ_STATIC_THREAD_MGMT_3: 3269 case SPI_CONFIG_CNTL: 3270 case SPI_CONFIG_CNTL_1: 3271 case TA_CNTL_AUX: 3272 case DB_DEBUG: 3273 case DB_DEBUG2: 3274 case DB_DEBUG3: 3275 case DB_DEBUG4: 3276 case DB_WATERMARKS: 3277 case TD_PS_BORDER_COLOR_INDEX: 3278 case TD_PS_BORDER_COLOR_RED: 3279 case TD_PS_BORDER_COLOR_GREEN: 3280 case TD_PS_BORDER_COLOR_BLUE: 3281 case TD_PS_BORDER_COLOR_ALPHA: 3282 case TD_VS_BORDER_COLOR_INDEX: 3283 case TD_VS_BORDER_COLOR_RED: 3284 case TD_VS_BORDER_COLOR_GREEN: 3285 case TD_VS_BORDER_COLOR_BLUE: 3286 case TD_VS_BORDER_COLOR_ALPHA: 3287 case TD_GS_BORDER_COLOR_INDEX: 3288 case TD_GS_BORDER_COLOR_RED: 3289 case TD_GS_BORDER_COLOR_GREEN: 3290 case TD_GS_BORDER_COLOR_BLUE: 3291 case TD_GS_BORDER_COLOR_ALPHA: 3292 case TD_HS_BORDER_COLOR_INDEX: 3293 case TD_HS_BORDER_COLOR_RED: 3294 case TD_HS_BORDER_COLOR_GREEN: 3295 case TD_HS_BORDER_COLOR_BLUE: 3296 case TD_HS_BORDER_COLOR_ALPHA: 3297 case TD_LS_BORDER_COLOR_INDEX: 3298 case TD_LS_BORDER_COLOR_RED: 3299 case TD_LS_BORDER_COLOR_GREEN: 3300 case TD_LS_BORDER_COLOR_BLUE: 3301 case TD_LS_BORDER_COLOR_ALPHA: 3302 case TD_CS_BORDER_COLOR_INDEX: 3303 case TD_CS_BORDER_COLOR_RED: 3304 case TD_CS_BORDER_COLOR_GREEN: 3305 case TD_CS_BORDER_COLOR_BLUE: 3306 case TD_CS_BORDER_COLOR_ALPHA: 3307 case SQ_ESGS_RING_SIZE: 3308 case SQ_GSVS_RING_SIZE: 3309 case SQ_ESTMP_RING_SIZE: 3310 case SQ_GSTMP_RING_SIZE: 3311 case SQ_HSTMP_RING_SIZE: 3312 case SQ_LSTMP_RING_SIZE: 3313 case SQ_PSTMP_RING_SIZE: 3314 case SQ_VSTMP_RING_SIZE: 3315 case SQ_ESGS_RING_ITEMSIZE: 3316 case SQ_ESTMP_RING_ITEMSIZE: 3317 case SQ_GSTMP_RING_ITEMSIZE: 3318 case SQ_GSVS_RING_ITEMSIZE: 3319 case SQ_GS_VERT_ITEMSIZE: 3320 case SQ_GS_VERT_ITEMSIZE_1: 3321 case SQ_GS_VERT_ITEMSIZE_2: 3322 case SQ_GS_VERT_ITEMSIZE_3: 3323 case SQ_GSVS_RING_OFFSET_1: 3324 case SQ_GSVS_RING_OFFSET_2: 3325 case SQ_GSVS_RING_OFFSET_3: 3326 case SQ_HSTMP_RING_ITEMSIZE: 3327 case SQ_LSTMP_RING_ITEMSIZE: 3328 case SQ_PSTMP_RING_ITEMSIZE: 3329 case SQ_VSTMP_RING_ITEMSIZE: 3330 case VGT_TF_RING_SIZE: 3331 case SQ_ESGS_RING_BASE: 3332 case SQ_GSVS_RING_BASE: 3333 case SQ_ESTMP_RING_BASE: 3334 case SQ_GSTMP_RING_BASE: 3335 case SQ_HSTMP_RING_BASE: 3336 case SQ_LSTMP_RING_BASE: 3337 case SQ_PSTMP_RING_BASE: 3338 case SQ_VSTMP_RING_BASE: 3339 case CAYMAN_VGT_OFFCHIP_LDS_BASE: 3340 case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS: 3341 return true; 3342 default: 3343 DRM_ERROR("Invalid register 0x%x in CS\n", reg); 3344 return false; 3345 } 3346 } 3347 3348 static int evergreen_vm_packet3_check(struct radeon_device *rdev, 3349 u32 *ib, struct radeon_cs_packet *pkt) 3350 { 3351 u32 idx = pkt->idx + 1; 3352 u32 idx_value = ib[idx]; 3353 u32 start_reg, end_reg, reg, i; 3354 u32 command, info; 3355 3356 switch (pkt->opcode) { 3357 case PACKET3_NOP: 3358 break; 3359 case PACKET3_SET_BASE: 3360 if (idx_value != 1) { 3361 DRM_ERROR("bad SET_BASE"); 3362 return -EINVAL; 3363 } 3364 break; 3365 case PACKET3_CLEAR_STATE: 3366 case PACKET3_INDEX_BUFFER_SIZE: 3367 case PACKET3_DISPATCH_DIRECT: 3368 case PACKET3_DISPATCH_INDIRECT: 3369 case PACKET3_MODE_CONTROL: 3370 case PACKET3_SET_PREDICATION: 3371 case PACKET3_COND_EXEC: 3372 case PACKET3_PRED_EXEC: 3373 case PACKET3_DRAW_INDIRECT: 3374 case PACKET3_DRAW_INDEX_INDIRECT: 3375 case PACKET3_INDEX_BASE: 3376 case PACKET3_DRAW_INDEX_2: 3377 case PACKET3_CONTEXT_CONTROL: 3378 case PACKET3_DRAW_INDEX_OFFSET: 3379 case PACKET3_INDEX_TYPE: 3380 case PACKET3_DRAW_INDEX: 3381 case PACKET3_DRAW_INDEX_AUTO: 3382 case PACKET3_DRAW_INDEX_IMMD: 3383 case PACKET3_NUM_INSTANCES: 3384 case PACKET3_DRAW_INDEX_MULTI_AUTO: 3385 case PACKET3_STRMOUT_BUFFER_UPDATE: 3386 case PACKET3_DRAW_INDEX_OFFSET_2: 3387 case PACKET3_DRAW_INDEX_MULTI_ELEMENT: 3388 case PACKET3_MPEG_INDEX: 3389 case PACKET3_WAIT_REG_MEM: 3390 case PACKET3_MEM_WRITE: 3391 case PACKET3_PFP_SYNC_ME: 3392 case PACKET3_SURFACE_SYNC: 3393 case PACKET3_EVENT_WRITE: 3394 case PACKET3_EVENT_WRITE_EOP: 3395 case PACKET3_EVENT_WRITE_EOS: 3396 case PACKET3_SET_CONTEXT_REG: 3397 case PACKET3_SET_BOOL_CONST: 3398 case PACKET3_SET_LOOP_CONST: 3399 case PACKET3_SET_RESOURCE: 3400 case PACKET3_SET_SAMPLER: 3401 case PACKET3_SET_CTL_CONST: 3402 case PACKET3_SET_RESOURCE_OFFSET: 3403 case PACKET3_SET_CONTEXT_REG_INDIRECT: 3404 case PACKET3_SET_RESOURCE_INDIRECT: 3405 case CAYMAN_PACKET3_DEALLOC_STATE: 3406 break; 3407 case PACKET3_COND_WRITE: 3408 if (idx_value & 0x100) { 3409 reg = ib[idx + 5] * 4; 3410 if (!evergreen_vm_reg_valid(reg)) 3411 return -EINVAL; 3412 } 3413 break; 3414 case PACKET3_COPY_DW: 3415 if (idx_value & 0x2) { 3416 reg = ib[idx + 3] * 4; 3417 if (!evergreen_vm_reg_valid(reg)) 3418 return -EINVAL; 3419 } 3420 break; 3421 case PACKET3_SET_CONFIG_REG: 3422 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 3423 end_reg = 4 * pkt->count + start_reg - 4; 3424 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 3425 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 3426 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 3427 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 3428 return -EINVAL; 3429 } 3430 for (i = 0; i < pkt->count; i++) { 3431 reg = start_reg + (4 * i); 3432 if (!evergreen_vm_reg_valid(reg)) 3433 return -EINVAL; 3434 } 3435 break; 3436 case PACKET3_CP_DMA: 3437 command = ib[idx + 4]; 3438 info = ib[idx + 1]; 3439 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 3440 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 3441 ((((info & 0x00300000) >> 20) == 0) && 3442 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 3443 ((((info & 0x60000000) >> 29) == 0) && 3444 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 3445 /* non mem to mem copies requires dw aligned count */ 3446 if ((command & 0x1fffff) % 4) { 3447 DRM_ERROR("CP DMA command requires dw count alignment\n"); 3448 return -EINVAL; 3449 } 3450 } 3451 if (command & PACKET3_CP_DMA_CMD_SAS) { 3452 /* src address space is register */ 3453 if (((info & 0x60000000) >> 29) == 0) { 3454 start_reg = idx_value << 2; 3455 if (command & PACKET3_CP_DMA_CMD_SAIC) { 3456 reg = start_reg; 3457 if (!evergreen_vm_reg_valid(reg)) { 3458 DRM_ERROR("CP DMA Bad SRC register\n"); 3459 return -EINVAL; 3460 } 3461 } else { 3462 for (i = 0; i < (command & 0x1fffff); i++) { 3463 reg = start_reg + (4 * i); 3464 if (!evergreen_vm_reg_valid(reg)) { 3465 DRM_ERROR("CP DMA Bad SRC register\n"); 3466 return -EINVAL; 3467 } 3468 } 3469 } 3470 } 3471 } 3472 if (command & PACKET3_CP_DMA_CMD_DAS) { 3473 /* dst address space is register */ 3474 if (((info & 0x00300000) >> 20) == 0) { 3475 start_reg = ib[idx + 2]; 3476 if (command & PACKET3_CP_DMA_CMD_DAIC) { 3477 reg = start_reg; 3478 if (!evergreen_vm_reg_valid(reg)) { 3479 DRM_ERROR("CP DMA Bad DST register\n"); 3480 return -EINVAL; 3481 } 3482 } else { 3483 for (i = 0; i < (command & 0x1fffff); i++) { 3484 reg = start_reg + (4 * i); 3485 if (!evergreen_vm_reg_valid(reg)) { 3486 DRM_ERROR("CP DMA Bad DST register\n"); 3487 return -EINVAL; 3488 } 3489 } 3490 } 3491 } 3492 } 3493 break; 3494 case PACKET3_SET_APPEND_CNT: { 3495 uint32_t areg; 3496 uint32_t allowed_reg_base; 3497 3498 if (pkt->count != 2) { 3499 DRM_ERROR("bad SET_APPEND_CNT (invalid count)\n"); 3500 return -EINVAL; 3501 } 3502 3503 allowed_reg_base = GDS_APPEND_COUNT_0; 3504 allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START; 3505 allowed_reg_base >>= 2; 3506 3507 areg = idx_value >> 16; 3508 if (areg < allowed_reg_base || areg > (allowed_reg_base + 11)) { 3509 DRM_ERROR("forbidden register for append cnt 0x%08x at %d\n", 3510 areg, idx); 3511 return -EINVAL; 3512 } 3513 break; 3514 } 3515 default: 3516 return -EINVAL; 3517 } 3518 return 0; 3519 } 3520 3521 int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 3522 { 3523 int ret = 0; 3524 u32 idx = 0; 3525 struct radeon_cs_packet pkt; 3526 3527 do { 3528 pkt.idx = idx; 3529 pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]); 3530 pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]); 3531 pkt.one_reg_wr = 0; 3532 switch (pkt.type) { 3533 case RADEON_PACKET_TYPE0: 3534 dev_err(rdev->dev, "Packet0 not allowed!\n"); 3535 ret = -EINVAL; 3536 break; 3537 case RADEON_PACKET_TYPE2: 3538 idx += 1; 3539 break; 3540 case RADEON_PACKET_TYPE3: 3541 pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]); 3542 ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt); 3543 idx += pkt.count + 2; 3544 break; 3545 default: 3546 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type); 3547 ret = -EINVAL; 3548 break; 3549 } 3550 if (ret) 3551 break; 3552 } while (idx < ib->length_dw); 3553 3554 return ret; 3555 } 3556 3557 /** 3558 * evergreen_dma_ib_parse() - parse the DMA IB for VM 3559 * @rdev: radeon_device pointer 3560 * @ib: radeon_ib pointer 3561 * 3562 * Parses the DMA IB from the VM CS ioctl 3563 * checks for errors. (Cayman-SI) 3564 * Returns 0 for success and an error on failure. 3565 **/ 3566 int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 3567 { 3568 u32 idx = 0; 3569 u32 header, cmd, count, sub_cmd; 3570 3571 do { 3572 header = ib->ptr[idx]; 3573 cmd = GET_DMA_CMD(header); 3574 count = GET_DMA_COUNT(header); 3575 sub_cmd = GET_DMA_SUB_CMD(header); 3576 3577 switch (cmd) { 3578 case DMA_PACKET_WRITE: 3579 switch (sub_cmd) { 3580 /* tiled */ 3581 case 8: 3582 idx += count + 7; 3583 break; 3584 /* linear */ 3585 case 0: 3586 idx += count + 3; 3587 break; 3588 default: 3589 DRM_ERROR("bad DMA_PACKET_WRITE [%6d] 0x%08x sub cmd is not 0 or 8\n", idx, ib->ptr[idx]); 3590 return -EINVAL; 3591 } 3592 break; 3593 case DMA_PACKET_COPY: 3594 switch (sub_cmd) { 3595 /* Copy L2L, DW aligned */ 3596 case 0x00: 3597 idx += 5; 3598 break; 3599 /* Copy L2T/T2L */ 3600 case 0x08: 3601 idx += 9; 3602 break; 3603 /* Copy L2L, byte aligned */ 3604 case 0x40: 3605 idx += 5; 3606 break; 3607 /* Copy L2L, partial */ 3608 case 0x41: 3609 idx += 9; 3610 break; 3611 /* Copy L2L, DW aligned, broadcast */ 3612 case 0x44: 3613 idx += 7; 3614 break; 3615 /* Copy L2T Frame to Field */ 3616 case 0x48: 3617 idx += 10; 3618 break; 3619 /* Copy L2T/T2L, partial */ 3620 case 0x49: 3621 idx += 12; 3622 break; 3623 /* Copy L2T broadcast */ 3624 case 0x4b: 3625 idx += 10; 3626 break; 3627 /* Copy L2T/T2L (tile units) */ 3628 case 0x4c: 3629 idx += 9; 3630 break; 3631 /* Copy T2T, partial (tile units) */ 3632 case 0x4d: 3633 idx += 13; 3634 break; 3635 /* Copy L2T broadcast (tile units) */ 3636 case 0x4f: 3637 idx += 10; 3638 break; 3639 default: 3640 DRM_ERROR("bad DMA_PACKET_COPY [%6d] 0x%08x invalid sub cmd\n", idx, ib->ptr[idx]); 3641 return -EINVAL; 3642 } 3643 break; 3644 case DMA_PACKET_CONSTANT_FILL: 3645 idx += 4; 3646 break; 3647 case DMA_PACKET_NOP: 3648 idx += 1; 3649 break; 3650 default: 3651 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 3652 return -EINVAL; 3653 } 3654 } while (idx < ib->length_dw); 3655 3656 return 0; 3657 } 3658