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 "evergreend.h" 31 #include "evergreen_reg_safe.h" 32 #include "cayman_reg_safe.h" 33 34 #define MAX(a,b) (((a)>(b))?(a):(b)) 35 #define MIN(a,b) (((a)<(b))?(a):(b)) 36 37 int r600_dma_cs_next_reloc(struct radeon_cs_parser *p, 38 struct radeon_cs_reloc **cs_reloc); 39 static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p, 40 struct radeon_cs_reloc **cs_reloc); 41 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 }; 90 91 static u32 evergreen_cs_get_aray_mode(u32 tiling_flags) 92 { 93 if (tiling_flags & RADEON_TILING_MACRO) 94 return ARRAY_2D_TILED_THIN1; 95 else if (tiling_flags & RADEON_TILING_MICRO) 96 return ARRAY_1D_TILED_THIN1; 97 else 98 return ARRAY_LINEAR_GENERAL; 99 } 100 101 static u32 evergreen_cs_get_num_banks(u32 nbanks) 102 { 103 switch (nbanks) { 104 case 2: 105 return ADDR_SURF_2_BANK; 106 case 4: 107 return ADDR_SURF_4_BANK; 108 case 8: 109 default: 110 return ADDR_SURF_8_BANK; 111 case 16: 112 return ADDR_SURF_16_BANK; 113 } 114 } 115 116 static void evergreen_cs_track_init(struct evergreen_cs_track *track) 117 { 118 int i; 119 120 for (i = 0; i < 8; i++) { 121 track->cb_color_fmask_bo[i] = NULL; 122 track->cb_color_cmask_bo[i] = NULL; 123 track->cb_color_cmask_slice[i] = 0; 124 track->cb_color_fmask_slice[i] = 0; 125 } 126 127 for (i = 0; i < 12; i++) { 128 track->cb_color_bo[i] = NULL; 129 track->cb_color_bo_offset[i] = 0xFFFFFFFF; 130 track->cb_color_info[i] = 0; 131 track->cb_color_view[i] = 0xFFFFFFFF; 132 track->cb_color_pitch[i] = 0; 133 track->cb_color_slice[i] = 0xfffffff; 134 track->cb_color_slice_idx[i] = 0; 135 } 136 track->cb_target_mask = 0xFFFFFFFF; 137 track->cb_shader_mask = 0xFFFFFFFF; 138 track->cb_dirty = true; 139 140 track->db_depth_slice = 0xffffffff; 141 track->db_depth_view = 0xFFFFC000; 142 track->db_depth_size = 0xFFFFFFFF; 143 track->db_depth_control = 0xFFFFFFFF; 144 track->db_z_info = 0xFFFFFFFF; 145 track->db_z_read_offset = 0xFFFFFFFF; 146 track->db_z_write_offset = 0xFFFFFFFF; 147 track->db_z_read_bo = NULL; 148 track->db_z_write_bo = NULL; 149 track->db_s_info = 0xFFFFFFFF; 150 track->db_s_read_offset = 0xFFFFFFFF; 151 track->db_s_write_offset = 0xFFFFFFFF; 152 track->db_s_read_bo = NULL; 153 track->db_s_write_bo = NULL; 154 track->db_dirty = true; 155 track->htile_bo = NULL; 156 track->htile_offset = 0xFFFFFFFF; 157 track->htile_surface = 0; 158 159 for (i = 0; i < 4; i++) { 160 track->vgt_strmout_size[i] = 0; 161 track->vgt_strmout_bo[i] = NULL; 162 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF; 163 } 164 track->streamout_dirty = true; 165 track->sx_misc_kill_all_prims = false; 166 } 167 168 struct eg_surface { 169 /* value gathered from cs */ 170 unsigned nbx; 171 unsigned nby; 172 unsigned format; 173 unsigned mode; 174 unsigned nbanks; 175 unsigned bankw; 176 unsigned bankh; 177 unsigned tsplit; 178 unsigned mtilea; 179 unsigned nsamples; 180 /* output value */ 181 unsigned bpe; 182 unsigned layer_size; 183 unsigned palign; 184 unsigned halign; 185 unsigned long base_align; 186 }; 187 188 static int evergreen_surface_check_linear(struct radeon_cs_parser *p, 189 struct eg_surface *surf, 190 const char *prefix) 191 { 192 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 193 surf->base_align = surf->bpe; 194 surf->palign = 1; 195 surf->halign = 1; 196 return 0; 197 } 198 199 static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p, 200 struct eg_surface *surf, 201 const char *prefix) 202 { 203 struct evergreen_cs_track *track = p->track; 204 unsigned palign; 205 206 palign = MAX(64, track->group_size / surf->bpe); 207 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 208 surf->base_align = track->group_size; 209 surf->palign = palign; 210 surf->halign = 1; 211 if (surf->nbx & (palign - 1)) { 212 if (prefix) { 213 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 214 __func__, __LINE__, prefix, surf->nbx, palign); 215 } 216 return -EINVAL; 217 } 218 return 0; 219 } 220 221 static int evergreen_surface_check_1d(struct radeon_cs_parser *p, 222 struct eg_surface *surf, 223 const char *prefix) 224 { 225 struct evergreen_cs_track *track = p->track; 226 unsigned palign; 227 228 palign = track->group_size / (8 * surf->bpe * surf->nsamples); 229 palign = MAX(8, palign); 230 surf->layer_size = surf->nbx * surf->nby * surf->bpe; 231 surf->base_align = track->group_size; 232 surf->palign = palign; 233 surf->halign = 8; 234 if ((surf->nbx & (palign - 1))) { 235 if (prefix) { 236 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n", 237 __func__, __LINE__, prefix, surf->nbx, palign, 238 track->group_size, surf->bpe, surf->nsamples); 239 } 240 return -EINVAL; 241 } 242 if ((surf->nby & (8 - 1))) { 243 if (prefix) { 244 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n", 245 __func__, __LINE__, prefix, surf->nby); 246 } 247 return -EINVAL; 248 } 249 return 0; 250 } 251 252 static int evergreen_surface_check_2d(struct radeon_cs_parser *p, 253 struct eg_surface *surf, 254 const char *prefix) 255 { 256 struct evergreen_cs_track *track = p->track; 257 unsigned palign, halign, tileb, slice_pt; 258 unsigned mtile_pr, mtile_ps, mtileb; 259 260 tileb = 64 * surf->bpe * surf->nsamples; 261 slice_pt = 1; 262 if (tileb > surf->tsplit) { 263 slice_pt = tileb / surf->tsplit; 264 } 265 tileb = tileb / slice_pt; 266 /* macro tile width & height */ 267 palign = (8 * surf->bankw * track->npipes) * surf->mtilea; 268 halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea; 269 mtileb = (palign / 8) * (halign / 8) * tileb; 270 mtile_pr = surf->nbx / palign; 271 mtile_ps = (mtile_pr * surf->nby) / halign; 272 surf->layer_size = mtile_ps * mtileb * slice_pt; 273 surf->base_align = (palign / 8) * (halign / 8) * tileb; 274 surf->palign = palign; 275 surf->halign = halign; 276 277 if ((surf->nbx & (palign - 1))) { 278 if (prefix) { 279 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 280 __func__, __LINE__, prefix, surf->nbx, palign); 281 } 282 return -EINVAL; 283 } 284 if ((surf->nby & (halign - 1))) { 285 if (prefix) { 286 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n", 287 __func__, __LINE__, prefix, surf->nby, halign); 288 } 289 return -EINVAL; 290 } 291 292 return 0; 293 } 294 295 static int evergreen_surface_check(struct radeon_cs_parser *p, 296 struct eg_surface *surf, 297 const char *prefix) 298 { 299 /* some common value computed here */ 300 surf->bpe = r600_fmt_get_blocksize(surf->format); 301 302 switch (surf->mode) { 303 case ARRAY_LINEAR_GENERAL: 304 return evergreen_surface_check_linear(p, surf, prefix); 305 case ARRAY_LINEAR_ALIGNED: 306 return evergreen_surface_check_linear_aligned(p, surf, prefix); 307 case ARRAY_1D_TILED_THIN1: 308 return evergreen_surface_check_1d(p, surf, prefix); 309 case ARRAY_2D_TILED_THIN1: 310 return evergreen_surface_check_2d(p, surf, prefix); 311 default: 312 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 313 __func__, __LINE__, prefix, surf->mode); 314 return -EINVAL; 315 } 316 return -EINVAL; 317 } 318 319 static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p, 320 struct eg_surface *surf, 321 const char *prefix) 322 { 323 switch (surf->mode) { 324 case ARRAY_2D_TILED_THIN1: 325 break; 326 case ARRAY_LINEAR_GENERAL: 327 case ARRAY_LINEAR_ALIGNED: 328 case ARRAY_1D_TILED_THIN1: 329 return 0; 330 default: 331 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 332 __func__, __LINE__, prefix, surf->mode); 333 return -EINVAL; 334 } 335 336 switch (surf->nbanks) { 337 case 0: surf->nbanks = 2; break; 338 case 1: surf->nbanks = 4; break; 339 case 2: surf->nbanks = 8; break; 340 case 3: surf->nbanks = 16; break; 341 default: 342 dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n", 343 __func__, __LINE__, prefix, surf->nbanks); 344 return -EINVAL; 345 } 346 switch (surf->bankw) { 347 case 0: surf->bankw = 1; break; 348 case 1: surf->bankw = 2; break; 349 case 2: surf->bankw = 4; break; 350 case 3: surf->bankw = 8; break; 351 default: 352 dev_warn(p->dev, "%s:%d %s invalid bankw %d\n", 353 __func__, __LINE__, prefix, surf->bankw); 354 return -EINVAL; 355 } 356 switch (surf->bankh) { 357 case 0: surf->bankh = 1; break; 358 case 1: surf->bankh = 2; break; 359 case 2: surf->bankh = 4; break; 360 case 3: surf->bankh = 8; break; 361 default: 362 dev_warn(p->dev, "%s:%d %s invalid bankh %d\n", 363 __func__, __LINE__, prefix, surf->bankh); 364 return -EINVAL; 365 } 366 switch (surf->mtilea) { 367 case 0: surf->mtilea = 1; break; 368 case 1: surf->mtilea = 2; break; 369 case 2: surf->mtilea = 4; break; 370 case 3: surf->mtilea = 8; break; 371 default: 372 dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n", 373 __func__, __LINE__, prefix, surf->mtilea); 374 return -EINVAL; 375 } 376 switch (surf->tsplit) { 377 case 0: surf->tsplit = 64; break; 378 case 1: surf->tsplit = 128; break; 379 case 2: surf->tsplit = 256; break; 380 case 3: surf->tsplit = 512; break; 381 case 4: surf->tsplit = 1024; break; 382 case 5: surf->tsplit = 2048; break; 383 case 6: surf->tsplit = 4096; break; 384 default: 385 dev_warn(p->dev, "%s:%d %s invalid tile split %d\n", 386 __func__, __LINE__, prefix, surf->tsplit); 387 return -EINVAL; 388 } 389 return 0; 390 } 391 392 static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id) 393 { 394 struct evergreen_cs_track *track = p->track; 395 struct eg_surface surf; 396 unsigned pitch, slice, mslice; 397 unsigned long offset; 398 int r; 399 400 mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1; 401 pitch = track->cb_color_pitch[id]; 402 slice = track->cb_color_slice[id]; 403 surf.nbx = (pitch + 1) * 8; 404 surf.nby = ((slice + 1) * 64) / surf.nbx; 405 surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]); 406 surf.format = G_028C70_FORMAT(track->cb_color_info[id]); 407 surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]); 408 surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]); 409 surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]); 410 surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]); 411 surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]); 412 surf.nsamples = 1; 413 414 if (!r600_fmt_is_valid_color(surf.format)) { 415 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n", 416 __func__, __LINE__, surf.format, 417 id, track->cb_color_info[id]); 418 return -EINVAL; 419 } 420 421 r = evergreen_surface_value_conv_check(p, &surf, "cb"); 422 if (r) { 423 return r; 424 } 425 426 r = evergreen_surface_check(p, &surf, "cb"); 427 if (r) { 428 dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 429 __func__, __LINE__, id, track->cb_color_pitch[id], 430 track->cb_color_slice[id], track->cb_color_attrib[id], 431 track->cb_color_info[id]); 432 return r; 433 } 434 435 offset = track->cb_color_bo_offset[id] << 8; 436 if (offset & (surf.base_align - 1)) { 437 dev_warn(p->dev, "%s:%d cb[%d] bo base %ld not aligned with %ld\n", 438 __func__, __LINE__, id, offset, surf.base_align); 439 return -EINVAL; 440 } 441 442 offset += surf.layer_size * mslice; 443 if (offset > radeon_bo_size(track->cb_color_bo[id])) { 444 /* old ddx are broken they allocate bo with w*h*bpp but 445 * program slice with ALIGN(h, 8), catch this and patch 446 * command stream. 447 */ 448 if (!surf.mode) { 449 volatile u32 *ib = p->ib.ptr; 450 unsigned long tmp, nby, bsize, size, min = 0; 451 452 /* find the height the ddx wants */ 453 if (surf.nby > 8) { 454 min = surf.nby - 8; 455 } 456 bsize = radeon_bo_size(track->cb_color_bo[id]); 457 tmp = track->cb_color_bo_offset[id] << 8; 458 for (nby = surf.nby; nby > min; nby--) { 459 size = nby * surf.nbx * surf.bpe * surf.nsamples; 460 if ((tmp + size * mslice) <= bsize) { 461 break; 462 } 463 } 464 if (nby > min) { 465 surf.nby = nby; 466 slice = ((nby * surf.nbx) / 64) - 1; 467 if (!evergreen_surface_check(p, &surf, "cb")) { 468 /* check if this one works */ 469 tmp += surf.layer_size * mslice; 470 if (tmp <= bsize) { 471 ib[track->cb_color_slice_idx[id]] = slice; 472 goto old_ddx_ok; 473 } 474 } 475 } 476 } 477 dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, " 478 "offset %d, max layer %d, bo size %ld, slice %d)\n", 479 __func__, __LINE__, id, surf.layer_size, 480 track->cb_color_bo_offset[id] << 8, mslice, 481 radeon_bo_size(track->cb_color_bo[id]), slice); 482 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 483 __func__, __LINE__, surf.nbx, surf.nby, 484 surf.mode, surf.bpe, surf.nsamples, 485 surf.bankw, surf.bankh, 486 surf.tsplit, surf.mtilea); 487 return -EINVAL; 488 } 489 old_ddx_ok: 490 491 return 0; 492 } 493 494 static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p, 495 unsigned nbx, unsigned nby) 496 { 497 struct evergreen_cs_track *track = p->track; 498 unsigned long size; 499 500 if (track->htile_bo == NULL) { 501 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n", 502 __func__, __LINE__, track->db_z_info); 503 return -EINVAL; 504 } 505 506 if (G_028ABC_LINEAR(track->htile_surface)) { 507 /* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */ 508 nbx = round_up(nbx, 16 * 8); 509 /* height is npipes htiles aligned == npipes * 8 pixel aligned */ 510 nby = round_up(nby, track->npipes * 8); 511 } else { 512 /* always assume 8x8 htile */ 513 /* align is htile align * 8, htile align vary according to 514 * number of pipe and tile width and nby 515 */ 516 switch (track->npipes) { 517 case 8: 518 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 519 nbx = round_up(nbx, 64 * 8); 520 nby = round_up(nby, 64 * 8); 521 break; 522 case 4: 523 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 524 nbx = round_up(nbx, 64 * 8); 525 nby = round_up(nby, 32 * 8); 526 break; 527 case 2: 528 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 529 nbx = round_up(nbx, 32 * 8); 530 nby = round_up(nby, 32 * 8); 531 break; 532 case 1: 533 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 534 nbx = round_up(nbx, 32 * 8); 535 nby = round_up(nby, 16 * 8); 536 break; 537 default: 538 dev_warn(p->dev, "%s:%d invalid num pipes %d\n", 539 __func__, __LINE__, track->npipes); 540 return -EINVAL; 541 } 542 } 543 /* compute number of htile */ 544 nbx = nbx >> 3; 545 nby = nby >> 3; 546 /* size must be aligned on npipes * 2K boundary */ 547 size = roundup(nbx * nby * 4, track->npipes * (2 << 10)); 548 size += track->htile_offset; 549 550 if (size > radeon_bo_size(track->htile_bo)) { 551 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n", 552 __func__, __LINE__, radeon_bo_size(track->htile_bo), 553 size, nbx, nby); 554 return -EINVAL; 555 } 556 return 0; 557 } 558 559 static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p) 560 { 561 struct evergreen_cs_track *track = p->track; 562 struct eg_surface surf; 563 unsigned pitch, slice, mslice; 564 unsigned long offset; 565 int r; 566 567 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 568 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 569 slice = track->db_depth_slice; 570 surf.nbx = (pitch + 1) * 8; 571 surf.nby = ((slice + 1) * 64) / surf.nbx; 572 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 573 surf.format = G_028044_FORMAT(track->db_s_info); 574 surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info); 575 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 576 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 577 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 578 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 579 surf.nsamples = 1; 580 581 if (surf.format != 1) { 582 dev_warn(p->dev, "%s:%d stencil invalid format %d\n", 583 __func__, __LINE__, surf.format); 584 return -EINVAL; 585 } 586 /* replace by color format so we can use same code */ 587 surf.format = V_028C70_COLOR_8; 588 589 r = evergreen_surface_value_conv_check(p, &surf, "stencil"); 590 if (r) { 591 return r; 592 } 593 594 r = evergreen_surface_check(p, &surf, NULL); 595 if (r) { 596 /* old userspace doesn't compute proper depth/stencil alignment 597 * check that alignment against a bigger byte per elements and 598 * only report if that alignment is wrong too. 599 */ 600 surf.format = V_028C70_COLOR_8_8_8_8; 601 r = evergreen_surface_check(p, &surf, "stencil"); 602 if (r) { 603 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 604 __func__, __LINE__, track->db_depth_size, 605 track->db_depth_slice, track->db_s_info, track->db_z_info); 606 } 607 return r; 608 } 609 610 offset = track->db_s_read_offset << 8; 611 if (offset & (surf.base_align - 1)) { 612 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 613 __func__, __LINE__, offset, surf.base_align); 614 return -EINVAL; 615 } 616 offset += surf.layer_size * mslice; 617 if (offset > radeon_bo_size(track->db_s_read_bo)) { 618 dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, " 619 "offset %ld, max layer %d, bo size %ld)\n", 620 __func__, __LINE__, surf.layer_size, 621 (unsigned long)track->db_s_read_offset << 8, mslice, 622 radeon_bo_size(track->db_s_read_bo)); 623 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 624 __func__, __LINE__, track->db_depth_size, 625 track->db_depth_slice, track->db_s_info, track->db_z_info); 626 return -EINVAL; 627 } 628 629 offset = track->db_s_write_offset << 8; 630 if (offset & (surf.base_align - 1)) { 631 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 632 __func__, __LINE__, offset, surf.base_align); 633 return -EINVAL; 634 } 635 offset += surf.layer_size * mslice; 636 if (offset > radeon_bo_size(track->db_s_write_bo)) { 637 dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, " 638 "offset %ld, max layer %d, bo size %ld)\n", 639 __func__, __LINE__, surf.layer_size, 640 (unsigned long)track->db_s_write_offset << 8, mslice, 641 radeon_bo_size(track->db_s_write_bo)); 642 return -EINVAL; 643 } 644 645 /* hyperz */ 646 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 647 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 648 if (r) { 649 return r; 650 } 651 } 652 653 return 0; 654 } 655 656 static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p) 657 { 658 struct evergreen_cs_track *track = p->track; 659 struct eg_surface surf; 660 unsigned pitch, slice, mslice; 661 unsigned long offset; 662 int r; 663 664 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 665 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 666 slice = track->db_depth_slice; 667 surf.nbx = (pitch + 1) * 8; 668 surf.nby = ((slice + 1) * 64) / surf.nbx; 669 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 670 surf.format = G_028040_FORMAT(track->db_z_info); 671 surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info); 672 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 673 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 674 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 675 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 676 surf.nsamples = 1; 677 678 switch (surf.format) { 679 case V_028040_Z_16: 680 surf.format = V_028C70_COLOR_16; 681 break; 682 case V_028040_Z_24: 683 case V_028040_Z_32_FLOAT: 684 surf.format = V_028C70_COLOR_8_8_8_8; 685 break; 686 default: 687 dev_warn(p->dev, "%s:%d depth invalid format %d\n", 688 __func__, __LINE__, surf.format); 689 return -EINVAL; 690 } 691 692 r = evergreen_surface_value_conv_check(p, &surf, "depth"); 693 if (r) { 694 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 695 __func__, __LINE__, track->db_depth_size, 696 track->db_depth_slice, track->db_z_info); 697 return r; 698 } 699 700 r = evergreen_surface_check(p, &surf, "depth"); 701 if (r) { 702 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 703 __func__, __LINE__, track->db_depth_size, 704 track->db_depth_slice, track->db_z_info); 705 return r; 706 } 707 708 offset = track->db_z_read_offset << 8; 709 if (offset & (surf.base_align - 1)) { 710 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 711 __func__, __LINE__, offset, surf.base_align); 712 return -EINVAL; 713 } 714 offset += surf.layer_size * mslice; 715 if (offset > radeon_bo_size(track->db_z_read_bo)) { 716 dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, " 717 "offset %ld, max layer %d, bo size %ld)\n", 718 __func__, __LINE__, surf.layer_size, 719 (unsigned long)track->db_z_read_offset << 8, mslice, 720 radeon_bo_size(track->db_z_read_bo)); 721 return -EINVAL; 722 } 723 724 offset = track->db_z_write_offset << 8; 725 if (offset & (surf.base_align - 1)) { 726 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 727 __func__, __LINE__, offset, surf.base_align); 728 return -EINVAL; 729 } 730 offset += surf.layer_size * mslice; 731 if (offset > radeon_bo_size(track->db_z_write_bo)) { 732 dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, " 733 "offset %ld, max layer %d, bo size %ld)\n", 734 __func__, __LINE__, surf.layer_size, 735 (unsigned long)track->db_z_write_offset << 8, mslice, 736 radeon_bo_size(track->db_z_write_bo)); 737 return -EINVAL; 738 } 739 740 /* hyperz */ 741 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 742 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 743 if (r) { 744 return r; 745 } 746 } 747 748 return 0; 749 } 750 751 static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p, 752 struct radeon_bo *texture, 753 struct radeon_bo *mipmap, 754 unsigned idx) 755 { 756 struct eg_surface surf; 757 unsigned long toffset, moffset; 758 unsigned dim, llevel, mslice, width, height, depth, i; 759 u32 texdw[8]; 760 int r; 761 762 texdw[0] = radeon_get_ib_value(p, idx + 0); 763 texdw[1] = radeon_get_ib_value(p, idx + 1); 764 texdw[2] = radeon_get_ib_value(p, idx + 2); 765 texdw[3] = radeon_get_ib_value(p, idx + 3); 766 texdw[4] = radeon_get_ib_value(p, idx + 4); 767 texdw[5] = radeon_get_ib_value(p, idx + 5); 768 texdw[6] = radeon_get_ib_value(p, idx + 6); 769 texdw[7] = radeon_get_ib_value(p, idx + 7); 770 dim = G_030000_DIM(texdw[0]); 771 llevel = G_030014_LAST_LEVEL(texdw[5]); 772 mslice = G_030014_LAST_ARRAY(texdw[5]) + 1; 773 width = G_030000_TEX_WIDTH(texdw[0]) + 1; 774 height = G_030004_TEX_HEIGHT(texdw[1]) + 1; 775 depth = G_030004_TEX_DEPTH(texdw[1]) + 1; 776 surf.format = G_03001C_DATA_FORMAT(texdw[7]); 777 surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8; 778 surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx); 779 surf.nby = r600_fmt_get_nblocksy(surf.format, height); 780 surf.mode = G_030004_ARRAY_MODE(texdw[1]); 781 surf.tsplit = G_030018_TILE_SPLIT(texdw[6]); 782 surf.nbanks = G_03001C_NUM_BANKS(texdw[7]); 783 surf.bankw = G_03001C_BANK_WIDTH(texdw[7]); 784 surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]); 785 surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]); 786 surf.nsamples = 1; 787 toffset = texdw[2] << 8; 788 moffset = texdw[3] << 8; 789 790 if (!r600_fmt_is_valid_texture(surf.format, p->family)) { 791 dev_warn(p->dev, "%s:%d texture invalid format %d\n", 792 __func__, __LINE__, surf.format); 793 return -EINVAL; 794 } 795 switch (dim) { 796 case V_030000_SQ_TEX_DIM_1D: 797 case V_030000_SQ_TEX_DIM_2D: 798 case V_030000_SQ_TEX_DIM_CUBEMAP: 799 case V_030000_SQ_TEX_DIM_1D_ARRAY: 800 case V_030000_SQ_TEX_DIM_2D_ARRAY: 801 depth = 1; 802 break; 803 case V_030000_SQ_TEX_DIM_2D_MSAA: 804 case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA: 805 surf.nsamples = 1 << llevel; 806 llevel = 0; 807 depth = 1; 808 break; 809 case V_030000_SQ_TEX_DIM_3D: 810 break; 811 default: 812 dev_warn(p->dev, "%s:%d texture invalid dimension %d\n", 813 __func__, __LINE__, dim); 814 return -EINVAL; 815 } 816 817 r = evergreen_surface_value_conv_check(p, &surf, "texture"); 818 if (r) { 819 return r; 820 } 821 822 /* align height */ 823 evergreen_surface_check(p, &surf, NULL); 824 surf.nby = ALIGN(surf.nby, surf.halign); 825 826 r = evergreen_surface_check(p, &surf, "texture"); 827 if (r) { 828 dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", 829 __func__, __LINE__, texdw[0], texdw[1], texdw[4], 830 texdw[5], texdw[6], texdw[7]); 831 return r; 832 } 833 834 /* check texture size */ 835 if (toffset & (surf.base_align - 1)) { 836 dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n", 837 __func__, __LINE__, toffset, surf.base_align); 838 return -EINVAL; 839 } 840 if (moffset & (surf.base_align - 1)) { 841 dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n", 842 __func__, __LINE__, moffset, surf.base_align); 843 return -EINVAL; 844 } 845 if (dim == SQ_TEX_DIM_3D) { 846 toffset += surf.layer_size * depth; 847 } else { 848 toffset += surf.layer_size * mslice; 849 } 850 if (toffset > radeon_bo_size(texture)) { 851 dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, " 852 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n", 853 __func__, __LINE__, surf.layer_size, 854 (unsigned long)texdw[2] << 8, mslice, 855 depth, radeon_bo_size(texture), 856 surf.nbx, surf.nby); 857 return -EINVAL; 858 } 859 860 if (!mipmap) { 861 if (llevel) { 862 dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n", 863 __func__, __LINE__); 864 return -EINVAL; 865 } else { 866 return 0; /* everything's ok */ 867 } 868 } 869 870 /* check mipmap size */ 871 for (i = 1; i <= llevel; i++) { 872 unsigned w, h, d; 873 874 w = r600_mip_minify(width, i); 875 h = r600_mip_minify(height, i); 876 d = r600_mip_minify(depth, i); 877 surf.nbx = r600_fmt_get_nblocksx(surf.format, w); 878 surf.nby = r600_fmt_get_nblocksy(surf.format, h); 879 880 switch (surf.mode) { 881 case ARRAY_2D_TILED_THIN1: 882 if (surf.nbx < surf.palign || surf.nby < surf.halign) { 883 surf.mode = ARRAY_1D_TILED_THIN1; 884 } 885 /* recompute alignment */ 886 evergreen_surface_check(p, &surf, NULL); 887 break; 888 case ARRAY_LINEAR_GENERAL: 889 case ARRAY_LINEAR_ALIGNED: 890 case ARRAY_1D_TILED_THIN1: 891 break; 892 default: 893 dev_warn(p->dev, "%s:%d invalid array mode %d\n", 894 __func__, __LINE__, surf.mode); 895 return -EINVAL; 896 } 897 surf.nbx = ALIGN(surf.nbx, surf.palign); 898 surf.nby = ALIGN(surf.nby, surf.halign); 899 900 r = evergreen_surface_check(p, &surf, "mipmap"); 901 if (r) { 902 return r; 903 } 904 905 if (dim == SQ_TEX_DIM_3D) { 906 moffset += surf.layer_size * d; 907 } else { 908 moffset += surf.layer_size * mslice; 909 } 910 if (moffset > radeon_bo_size(mipmap)) { 911 dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, " 912 "offset %ld, coffset %ld, max layer %d, depth %d, " 913 "bo size %ld) level0 (%d %d %d)\n", 914 __func__, __LINE__, i, surf.layer_size, 915 (unsigned long)texdw[3] << 8, moffset, mslice, 916 d, radeon_bo_size(mipmap), 917 width, height, depth); 918 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 919 __func__, __LINE__, surf.nbx, surf.nby, 920 surf.mode, surf.bpe, surf.nsamples, 921 surf.bankw, surf.bankh, 922 surf.tsplit, surf.mtilea); 923 return -EINVAL; 924 } 925 } 926 927 return 0; 928 } 929 930 static int evergreen_cs_track_check(struct radeon_cs_parser *p) 931 { 932 struct evergreen_cs_track *track = p->track; 933 unsigned tmp, i; 934 int r; 935 unsigned buffer_mask = 0; 936 937 /* check streamout */ 938 if (track->streamout_dirty && track->vgt_strmout_config) { 939 for (i = 0; i < 4; i++) { 940 if (track->vgt_strmout_config & (1 << i)) { 941 buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf; 942 } 943 } 944 945 for (i = 0; i < 4; i++) { 946 if (buffer_mask & (1 << i)) { 947 if (track->vgt_strmout_bo[i]) { 948 u64 offset = (u64)track->vgt_strmout_bo_offset[i] + 949 (u64)track->vgt_strmout_size[i]; 950 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) { 951 DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n", 952 i, offset, 953 radeon_bo_size(track->vgt_strmout_bo[i])); 954 return -EINVAL; 955 } 956 } else { 957 dev_warn(p->dev, "No buffer for streamout %d\n", i); 958 return -EINVAL; 959 } 960 } 961 } 962 track->streamout_dirty = false; 963 } 964 965 if (track->sx_misc_kill_all_prims) 966 return 0; 967 968 /* check that we have a cb for each enabled target 969 */ 970 if (track->cb_dirty) { 971 tmp = track->cb_target_mask; 972 for (i = 0; i < 8; i++) { 973 if ((tmp >> (i * 4)) & 0xF) { 974 /* at least one component is enabled */ 975 if (track->cb_color_bo[i] == NULL) { 976 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n", 977 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i); 978 return -EINVAL; 979 } 980 /* check cb */ 981 r = evergreen_cs_track_validate_cb(p, i); 982 if (r) { 983 return r; 984 } 985 } 986 } 987 track->cb_dirty = false; 988 } 989 990 if (track->db_dirty) { 991 /* Check stencil buffer */ 992 if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID && 993 G_028800_STENCIL_ENABLE(track->db_depth_control)) { 994 r = evergreen_cs_track_validate_stencil(p); 995 if (r) 996 return r; 997 } 998 /* Check depth buffer */ 999 if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID && 1000 G_028800_Z_ENABLE(track->db_depth_control)) { 1001 r = evergreen_cs_track_validate_depth(p); 1002 if (r) 1003 return r; 1004 } 1005 track->db_dirty = false; 1006 } 1007 1008 return 0; 1009 } 1010 1011 /** 1012 * evergreen_cs_packet_parse() - parse cp packet and point ib index to next packet 1013 * @parser: parser structure holding parsing context. 1014 * @pkt: where to store packet informations 1015 * 1016 * Assume that chunk_ib_index is properly set. Will return -EINVAL 1017 * if packet is bigger than remaining ib size. or if packets is unknown. 1018 **/ 1019 static int evergreen_cs_packet_parse(struct radeon_cs_parser *p, 1020 struct radeon_cs_packet *pkt, 1021 unsigned idx) 1022 { 1023 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; 1024 uint32_t header; 1025 1026 if (idx >= ib_chunk->length_dw) { 1027 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 1028 idx, ib_chunk->length_dw); 1029 return -EINVAL; 1030 } 1031 header = radeon_get_ib_value(p, idx); 1032 pkt->idx = idx; 1033 pkt->type = CP_PACKET_GET_TYPE(header); 1034 pkt->count = CP_PACKET_GET_COUNT(header); 1035 pkt->one_reg_wr = 0; 1036 switch (pkt->type) { 1037 case PACKET_TYPE0: 1038 pkt->reg = CP_PACKET0_GET_REG(header); 1039 break; 1040 case PACKET_TYPE3: 1041 pkt->opcode = CP_PACKET3_GET_OPCODE(header); 1042 break; 1043 case PACKET_TYPE2: 1044 pkt->count = -1; 1045 break; 1046 default: 1047 DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx); 1048 return -EINVAL; 1049 } 1050 if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) { 1051 DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n", 1052 pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw); 1053 return -EINVAL; 1054 } 1055 return 0; 1056 } 1057 1058 /** 1059 * evergreen_cs_packet_next_reloc() - parse next packet which should be reloc packet3 1060 * @parser: parser structure holding parsing context. 1061 * @data: pointer to relocation data 1062 * @offset_start: starting offset 1063 * @offset_mask: offset mask (to align start offset on) 1064 * @reloc: reloc informations 1065 * 1066 * Check next packet is relocation packet3, do bo validation and compute 1067 * GPU offset using the provided start. 1068 **/ 1069 static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p, 1070 struct radeon_cs_reloc **cs_reloc) 1071 { 1072 struct radeon_cs_chunk *relocs_chunk; 1073 struct radeon_cs_packet p3reloc; 1074 unsigned idx; 1075 int r; 1076 1077 if (p->chunk_relocs_idx == -1) { 1078 DRM_ERROR("No relocation chunk !\n"); 1079 return -EINVAL; 1080 } 1081 *cs_reloc = NULL; 1082 relocs_chunk = &p->chunks[p->chunk_relocs_idx]; 1083 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx); 1084 if (r) { 1085 return r; 1086 } 1087 p->idx += p3reloc.count + 2; 1088 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { 1089 DRM_ERROR("No packet3 for relocation for packet at %d.\n", 1090 p3reloc.idx); 1091 return -EINVAL; 1092 } 1093 idx = radeon_get_ib_value(p, p3reloc.idx + 1); 1094 if (idx >= relocs_chunk->length_dw) { 1095 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", 1096 idx, relocs_chunk->length_dw); 1097 return -EINVAL; 1098 } 1099 /* FIXME: we assume reloc size is 4 dwords */ 1100 *cs_reloc = p->relocs_ptr[(idx / 4)]; 1101 return 0; 1102 } 1103 1104 /** 1105 * evergreen_cs_packet_next_is_pkt3_nop() - test if the next packet is NOP 1106 * @p: structure holding the parser context. 1107 * 1108 * Check if the next packet is a relocation packet3. 1109 **/ 1110 static bool evergreen_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p) 1111 { 1112 struct radeon_cs_packet p3reloc; 1113 int r; 1114 1115 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx); 1116 if (r) { 1117 return false; 1118 } 1119 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { 1120 return false; 1121 } 1122 return true; 1123 } 1124 1125 /** 1126 * evergreen_cs_packet_next_vline() - parse userspace VLINE packet 1127 * @parser: parser structure holding parsing context. 1128 * 1129 * Userspace sends a special sequence for VLINE waits. 1130 * PACKET0 - VLINE_START_END + value 1131 * PACKET3 - WAIT_REG_MEM poll vline status reg 1132 * RELOC (P3) - crtc_id in reloc. 1133 * 1134 * This function parses this and relocates the VLINE START END 1135 * and WAIT_REG_MEM packets to the correct crtc. 1136 * It also detects a switched off crtc and nulls out the 1137 * wait in that case. 1138 */ 1139 static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p) 1140 { 1141 struct drm_mode_object *obj; 1142 struct drm_crtc *crtc; 1143 struct radeon_crtc *radeon_crtc; 1144 struct radeon_cs_packet p3reloc, wait_reg_mem; 1145 int crtc_id; 1146 int r; 1147 uint32_t header, h_idx, reg, wait_reg_mem_info; 1148 volatile uint32_t *ib; 1149 1150 ib = p->ib.ptr; 1151 1152 /* parse the WAIT_REG_MEM */ 1153 r = evergreen_cs_packet_parse(p, &wait_reg_mem, p->idx); 1154 if (r) 1155 return r; 1156 1157 /* check its a WAIT_REG_MEM */ 1158 if (wait_reg_mem.type != PACKET_TYPE3 || 1159 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) { 1160 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n"); 1161 return -EINVAL; 1162 } 1163 1164 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1); 1165 /* bit 4 is reg (0) or mem (1) */ 1166 if (wait_reg_mem_info & 0x10) { 1167 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM rather than REG\n"); 1168 return -EINVAL; 1169 } 1170 /* waiting for value to be equal */ 1171 if ((wait_reg_mem_info & 0x7) != 0x3) { 1172 DRM_ERROR("vline WAIT_REG_MEM function not equal\n"); 1173 return -EINVAL; 1174 } 1175 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != EVERGREEN_VLINE_STATUS) { 1176 DRM_ERROR("vline WAIT_REG_MEM bad reg\n"); 1177 return -EINVAL; 1178 } 1179 1180 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != EVERGREEN_VLINE_STAT) { 1181 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n"); 1182 return -EINVAL; 1183 } 1184 1185 /* jump over the NOP */ 1186 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2); 1187 if (r) 1188 return r; 1189 1190 h_idx = p->idx - 2; 1191 p->idx += wait_reg_mem.count + 2; 1192 p->idx += p3reloc.count + 2; 1193 1194 header = radeon_get_ib_value(p, h_idx); 1195 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1); 1196 reg = CP_PACKET0_GET_REG(header); 1197 obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); 1198 if (!obj) { 1199 DRM_ERROR("cannot find crtc %d\n", crtc_id); 1200 return -EINVAL; 1201 } 1202 crtc = obj_to_crtc(obj); 1203 radeon_crtc = to_radeon_crtc(crtc); 1204 crtc_id = radeon_crtc->crtc_id; 1205 1206 if (!crtc->enabled) { 1207 /* if the CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */ 1208 ib[h_idx + 2] = PACKET2(0); 1209 ib[h_idx + 3] = PACKET2(0); 1210 ib[h_idx + 4] = PACKET2(0); 1211 ib[h_idx + 5] = PACKET2(0); 1212 ib[h_idx + 6] = PACKET2(0); 1213 ib[h_idx + 7] = PACKET2(0); 1214 ib[h_idx + 8] = PACKET2(0); 1215 } else { 1216 switch (reg) { 1217 case EVERGREEN_VLINE_START_END: 1218 header &= ~R600_CP_PACKET0_REG_MASK; 1219 header |= (EVERGREEN_VLINE_START_END + radeon_crtc->crtc_offset) >> 2; 1220 ib[h_idx] = header; 1221 ib[h_idx + 4] = (EVERGREEN_VLINE_STATUS + radeon_crtc->crtc_offset) >> 2; 1222 break; 1223 default: 1224 DRM_ERROR("unknown crtc reloc\n"); 1225 return -EINVAL; 1226 } 1227 } 1228 return 0; 1229 } 1230 1231 static int evergreen_packet0_check(struct radeon_cs_parser *p, 1232 struct radeon_cs_packet *pkt, 1233 unsigned idx, unsigned reg) 1234 { 1235 int r; 1236 1237 switch (reg) { 1238 case EVERGREEN_VLINE_START_END: 1239 r = evergreen_cs_packet_parse_vline(p); 1240 if (r) { 1241 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1242 idx, reg); 1243 return r; 1244 } 1245 break; 1246 default: 1247 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", 1248 reg, idx); 1249 return -EINVAL; 1250 } 1251 return 0; 1252 } 1253 1254 static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p, 1255 struct radeon_cs_packet *pkt) 1256 { 1257 unsigned reg, i; 1258 unsigned idx; 1259 int r; 1260 1261 idx = pkt->idx + 1; 1262 reg = pkt->reg; 1263 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) { 1264 r = evergreen_packet0_check(p, pkt, idx, reg); 1265 if (r) { 1266 return r; 1267 } 1268 } 1269 return 0; 1270 } 1271 1272 /** 1273 * evergreen_cs_check_reg() - check if register is authorized or not 1274 * @parser: parser structure holding parsing context 1275 * @reg: register we are testing 1276 * @idx: index into the cs buffer 1277 * 1278 * This function will test against evergreen_reg_safe_bm and return 0 1279 * if register is safe. If register is not flag as safe this function 1280 * will test it against a list of register needind special handling. 1281 */ 1282 static int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1283 { 1284 struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track; 1285 struct radeon_cs_reloc *reloc; 1286 u32 last_reg; 1287 u32 m, i, tmp, *ib; 1288 int r; 1289 1290 if (p->rdev->family >= CHIP_CAYMAN) 1291 last_reg = ARRAY_SIZE(cayman_reg_safe_bm); 1292 else 1293 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm); 1294 1295 i = (reg >> 7); 1296 if (i >= last_reg) { 1297 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1298 return -EINVAL; 1299 } 1300 m = 1 << ((reg >> 2) & 31); 1301 if (p->rdev->family >= CHIP_CAYMAN) { 1302 if (!(cayman_reg_safe_bm[i] & m)) 1303 return 0; 1304 } else { 1305 if (!(evergreen_reg_safe_bm[i] & m)) 1306 return 0; 1307 } 1308 ib = p->ib.ptr; 1309 switch (reg) { 1310 /* force following reg to 0 in an attempt to disable out buffer 1311 * which will need us to better understand how it works to perform 1312 * security check on it (Jerome) 1313 */ 1314 case SQ_ESGS_RING_SIZE: 1315 case SQ_GSVS_RING_SIZE: 1316 case SQ_ESTMP_RING_SIZE: 1317 case SQ_GSTMP_RING_SIZE: 1318 case SQ_HSTMP_RING_SIZE: 1319 case SQ_LSTMP_RING_SIZE: 1320 case SQ_PSTMP_RING_SIZE: 1321 case SQ_VSTMP_RING_SIZE: 1322 case SQ_ESGS_RING_ITEMSIZE: 1323 case SQ_ESTMP_RING_ITEMSIZE: 1324 case SQ_GSTMP_RING_ITEMSIZE: 1325 case SQ_GSVS_RING_ITEMSIZE: 1326 case SQ_GS_VERT_ITEMSIZE: 1327 case SQ_GS_VERT_ITEMSIZE_1: 1328 case SQ_GS_VERT_ITEMSIZE_2: 1329 case SQ_GS_VERT_ITEMSIZE_3: 1330 case SQ_GSVS_RING_OFFSET_1: 1331 case SQ_GSVS_RING_OFFSET_2: 1332 case SQ_GSVS_RING_OFFSET_3: 1333 case SQ_HSTMP_RING_ITEMSIZE: 1334 case SQ_LSTMP_RING_ITEMSIZE: 1335 case SQ_PSTMP_RING_ITEMSIZE: 1336 case SQ_VSTMP_RING_ITEMSIZE: 1337 case VGT_TF_RING_SIZE: 1338 /* get value to populate the IB don't remove */ 1339 /*tmp =radeon_get_ib_value(p, idx); 1340 ib[idx] = 0;*/ 1341 break; 1342 case SQ_ESGS_RING_BASE: 1343 case SQ_GSVS_RING_BASE: 1344 case SQ_ESTMP_RING_BASE: 1345 case SQ_GSTMP_RING_BASE: 1346 case SQ_HSTMP_RING_BASE: 1347 case SQ_LSTMP_RING_BASE: 1348 case SQ_PSTMP_RING_BASE: 1349 case SQ_VSTMP_RING_BASE: 1350 r = evergreen_cs_packet_next_reloc(p, &reloc); 1351 if (r) { 1352 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1353 "0x%04X\n", reg); 1354 return -EINVAL; 1355 } 1356 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1357 break; 1358 case DB_DEPTH_CONTROL: 1359 track->db_depth_control = radeon_get_ib_value(p, idx); 1360 track->db_dirty = true; 1361 break; 1362 case CAYMAN_DB_EQAA: 1363 if (p->rdev->family < CHIP_CAYMAN) { 1364 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1365 "0x%04X\n", reg); 1366 return -EINVAL; 1367 } 1368 break; 1369 case CAYMAN_DB_DEPTH_INFO: 1370 if (p->rdev->family < CHIP_CAYMAN) { 1371 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1372 "0x%04X\n", reg); 1373 return -EINVAL; 1374 } 1375 break; 1376 case DB_Z_INFO: 1377 track->db_z_info = radeon_get_ib_value(p, idx); 1378 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1379 r = evergreen_cs_packet_next_reloc(p, &reloc); 1380 if (r) { 1381 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1382 "0x%04X\n", reg); 1383 return -EINVAL; 1384 } 1385 ib[idx] &= ~Z_ARRAY_MODE(0xf); 1386 track->db_z_info &= ~Z_ARRAY_MODE(0xf); 1387 ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1388 track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1389 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1390 unsigned bankw, bankh, mtaspect, tile_split; 1391 1392 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1393 &bankw, &bankh, &mtaspect, 1394 &tile_split); 1395 ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1396 ib[idx] |= DB_TILE_SPLIT(tile_split) | 1397 DB_BANK_WIDTH(bankw) | 1398 DB_BANK_HEIGHT(bankh) | 1399 DB_MACRO_TILE_ASPECT(mtaspect); 1400 } 1401 } 1402 track->db_dirty = true; 1403 break; 1404 case DB_STENCIL_INFO: 1405 track->db_s_info = radeon_get_ib_value(p, idx); 1406 track->db_dirty = true; 1407 break; 1408 case DB_DEPTH_VIEW: 1409 track->db_depth_view = radeon_get_ib_value(p, idx); 1410 track->db_dirty = true; 1411 break; 1412 case DB_DEPTH_SIZE: 1413 track->db_depth_size = radeon_get_ib_value(p, idx); 1414 track->db_dirty = true; 1415 break; 1416 case R_02805C_DB_DEPTH_SLICE: 1417 track->db_depth_slice = radeon_get_ib_value(p, idx); 1418 track->db_dirty = true; 1419 break; 1420 case DB_Z_READ_BASE: 1421 r = evergreen_cs_packet_next_reloc(p, &reloc); 1422 if (r) { 1423 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1424 "0x%04X\n", reg); 1425 return -EINVAL; 1426 } 1427 track->db_z_read_offset = radeon_get_ib_value(p, idx); 1428 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1429 track->db_z_read_bo = reloc->robj; 1430 track->db_dirty = true; 1431 break; 1432 case DB_Z_WRITE_BASE: 1433 r = evergreen_cs_packet_next_reloc(p, &reloc); 1434 if (r) { 1435 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1436 "0x%04X\n", reg); 1437 return -EINVAL; 1438 } 1439 track->db_z_write_offset = radeon_get_ib_value(p, idx); 1440 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1441 track->db_z_write_bo = reloc->robj; 1442 track->db_dirty = true; 1443 break; 1444 case DB_STENCIL_READ_BASE: 1445 r = evergreen_cs_packet_next_reloc(p, &reloc); 1446 if (r) { 1447 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1448 "0x%04X\n", reg); 1449 return -EINVAL; 1450 } 1451 track->db_s_read_offset = radeon_get_ib_value(p, idx); 1452 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1453 track->db_s_read_bo = reloc->robj; 1454 track->db_dirty = true; 1455 break; 1456 case DB_STENCIL_WRITE_BASE: 1457 r = evergreen_cs_packet_next_reloc(p, &reloc); 1458 if (r) { 1459 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1460 "0x%04X\n", reg); 1461 return -EINVAL; 1462 } 1463 track->db_s_write_offset = radeon_get_ib_value(p, idx); 1464 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1465 track->db_s_write_bo = reloc->robj; 1466 track->db_dirty = true; 1467 break; 1468 case VGT_STRMOUT_CONFIG: 1469 track->vgt_strmout_config = radeon_get_ib_value(p, idx); 1470 track->streamout_dirty = true; 1471 break; 1472 case VGT_STRMOUT_BUFFER_CONFIG: 1473 track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx); 1474 track->streamout_dirty = true; 1475 break; 1476 case VGT_STRMOUT_BUFFER_BASE_0: 1477 case VGT_STRMOUT_BUFFER_BASE_1: 1478 case VGT_STRMOUT_BUFFER_BASE_2: 1479 case VGT_STRMOUT_BUFFER_BASE_3: 1480 r = evergreen_cs_packet_next_reloc(p, &reloc); 1481 if (r) { 1482 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1483 "0x%04X\n", reg); 1484 return -EINVAL; 1485 } 1486 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16; 1487 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1488 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1489 track->vgt_strmout_bo[tmp] = reloc->robj; 1490 track->streamout_dirty = true; 1491 break; 1492 case VGT_STRMOUT_BUFFER_SIZE_0: 1493 case VGT_STRMOUT_BUFFER_SIZE_1: 1494 case VGT_STRMOUT_BUFFER_SIZE_2: 1495 case VGT_STRMOUT_BUFFER_SIZE_3: 1496 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16; 1497 /* size in register is DWs, convert to bytes */ 1498 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4; 1499 track->streamout_dirty = true; 1500 break; 1501 case CP_COHER_BASE: 1502 r = evergreen_cs_packet_next_reloc(p, &reloc); 1503 if (r) { 1504 dev_warn(p->dev, "missing reloc for CP_COHER_BASE " 1505 "0x%04X\n", reg); 1506 return -EINVAL; 1507 } 1508 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1509 case CB_TARGET_MASK: 1510 track->cb_target_mask = radeon_get_ib_value(p, idx); 1511 track->cb_dirty = true; 1512 break; 1513 case CB_SHADER_MASK: 1514 track->cb_shader_mask = radeon_get_ib_value(p, idx); 1515 track->cb_dirty = true; 1516 break; 1517 case PA_SC_AA_CONFIG: 1518 if (p->rdev->family >= CHIP_CAYMAN) { 1519 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1520 "0x%04X\n", reg); 1521 return -EINVAL; 1522 } 1523 tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK; 1524 track->nsamples = 1 << tmp; 1525 break; 1526 case CAYMAN_PA_SC_AA_CONFIG: 1527 if (p->rdev->family < CHIP_CAYMAN) { 1528 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1529 "0x%04X\n", reg); 1530 return -EINVAL; 1531 } 1532 tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK; 1533 track->nsamples = 1 << tmp; 1534 break; 1535 case CB_COLOR0_VIEW: 1536 case CB_COLOR1_VIEW: 1537 case CB_COLOR2_VIEW: 1538 case CB_COLOR3_VIEW: 1539 case CB_COLOR4_VIEW: 1540 case CB_COLOR5_VIEW: 1541 case CB_COLOR6_VIEW: 1542 case CB_COLOR7_VIEW: 1543 tmp = (reg - CB_COLOR0_VIEW) / 0x3c; 1544 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1545 track->cb_dirty = true; 1546 break; 1547 case CB_COLOR8_VIEW: 1548 case CB_COLOR9_VIEW: 1549 case CB_COLOR10_VIEW: 1550 case CB_COLOR11_VIEW: 1551 tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8; 1552 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1553 track->cb_dirty = true; 1554 break; 1555 case CB_COLOR0_INFO: 1556 case CB_COLOR1_INFO: 1557 case CB_COLOR2_INFO: 1558 case CB_COLOR3_INFO: 1559 case CB_COLOR4_INFO: 1560 case CB_COLOR5_INFO: 1561 case CB_COLOR6_INFO: 1562 case CB_COLOR7_INFO: 1563 tmp = (reg - CB_COLOR0_INFO) / 0x3c; 1564 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1565 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1566 r = evergreen_cs_packet_next_reloc(p, &reloc); 1567 if (r) { 1568 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1569 "0x%04X\n", reg); 1570 return -EINVAL; 1571 } 1572 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1573 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1574 } 1575 track->cb_dirty = true; 1576 break; 1577 case CB_COLOR8_INFO: 1578 case CB_COLOR9_INFO: 1579 case CB_COLOR10_INFO: 1580 case CB_COLOR11_INFO: 1581 tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8; 1582 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1583 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1584 r = evergreen_cs_packet_next_reloc(p, &reloc); 1585 if (r) { 1586 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1587 "0x%04X\n", reg); 1588 return -EINVAL; 1589 } 1590 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1591 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1592 } 1593 track->cb_dirty = true; 1594 break; 1595 case CB_COLOR0_PITCH: 1596 case CB_COLOR1_PITCH: 1597 case CB_COLOR2_PITCH: 1598 case CB_COLOR3_PITCH: 1599 case CB_COLOR4_PITCH: 1600 case CB_COLOR5_PITCH: 1601 case CB_COLOR6_PITCH: 1602 case CB_COLOR7_PITCH: 1603 tmp = (reg - CB_COLOR0_PITCH) / 0x3c; 1604 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1605 track->cb_dirty = true; 1606 break; 1607 case CB_COLOR8_PITCH: 1608 case CB_COLOR9_PITCH: 1609 case CB_COLOR10_PITCH: 1610 case CB_COLOR11_PITCH: 1611 tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8; 1612 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1613 track->cb_dirty = true; 1614 break; 1615 case CB_COLOR0_SLICE: 1616 case CB_COLOR1_SLICE: 1617 case CB_COLOR2_SLICE: 1618 case CB_COLOR3_SLICE: 1619 case CB_COLOR4_SLICE: 1620 case CB_COLOR5_SLICE: 1621 case CB_COLOR6_SLICE: 1622 case CB_COLOR7_SLICE: 1623 tmp = (reg - CB_COLOR0_SLICE) / 0x3c; 1624 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1625 track->cb_color_slice_idx[tmp] = idx; 1626 track->cb_dirty = true; 1627 break; 1628 case CB_COLOR8_SLICE: 1629 case CB_COLOR9_SLICE: 1630 case CB_COLOR10_SLICE: 1631 case CB_COLOR11_SLICE: 1632 tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8; 1633 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1634 track->cb_color_slice_idx[tmp] = idx; 1635 track->cb_dirty = true; 1636 break; 1637 case CB_COLOR0_ATTRIB: 1638 case CB_COLOR1_ATTRIB: 1639 case CB_COLOR2_ATTRIB: 1640 case CB_COLOR3_ATTRIB: 1641 case CB_COLOR4_ATTRIB: 1642 case CB_COLOR5_ATTRIB: 1643 case CB_COLOR6_ATTRIB: 1644 case CB_COLOR7_ATTRIB: 1645 r = evergreen_cs_packet_next_reloc(p, &reloc); 1646 if (r) { 1647 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1648 "0x%04X\n", reg); 1649 return -EINVAL; 1650 } 1651 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1652 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1653 unsigned bankw, bankh, mtaspect, tile_split; 1654 1655 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1656 &bankw, &bankh, &mtaspect, 1657 &tile_split); 1658 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1659 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1660 CB_BANK_WIDTH(bankw) | 1661 CB_BANK_HEIGHT(bankh) | 1662 CB_MACRO_TILE_ASPECT(mtaspect); 1663 } 1664 } 1665 tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c); 1666 track->cb_color_attrib[tmp] = ib[idx]; 1667 track->cb_dirty = true; 1668 break; 1669 case CB_COLOR8_ATTRIB: 1670 case CB_COLOR9_ATTRIB: 1671 case CB_COLOR10_ATTRIB: 1672 case CB_COLOR11_ATTRIB: 1673 r = evergreen_cs_packet_next_reloc(p, &reloc); 1674 if (r) { 1675 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1676 "0x%04X\n", reg); 1677 return -EINVAL; 1678 } 1679 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1680 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1681 unsigned bankw, bankh, mtaspect, tile_split; 1682 1683 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1684 &bankw, &bankh, &mtaspect, 1685 &tile_split); 1686 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1687 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1688 CB_BANK_WIDTH(bankw) | 1689 CB_BANK_HEIGHT(bankh) | 1690 CB_MACRO_TILE_ASPECT(mtaspect); 1691 } 1692 } 1693 tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8; 1694 track->cb_color_attrib[tmp] = ib[idx]; 1695 track->cb_dirty = true; 1696 break; 1697 case CB_COLOR0_FMASK: 1698 case CB_COLOR1_FMASK: 1699 case CB_COLOR2_FMASK: 1700 case CB_COLOR3_FMASK: 1701 case CB_COLOR4_FMASK: 1702 case CB_COLOR5_FMASK: 1703 case CB_COLOR6_FMASK: 1704 case CB_COLOR7_FMASK: 1705 tmp = (reg - CB_COLOR0_FMASK) / 0x3c; 1706 r = evergreen_cs_packet_next_reloc(p, &reloc); 1707 if (r) { 1708 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1709 return -EINVAL; 1710 } 1711 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1712 track->cb_color_fmask_bo[tmp] = reloc->robj; 1713 break; 1714 case CB_COLOR0_CMASK: 1715 case CB_COLOR1_CMASK: 1716 case CB_COLOR2_CMASK: 1717 case CB_COLOR3_CMASK: 1718 case CB_COLOR4_CMASK: 1719 case CB_COLOR5_CMASK: 1720 case CB_COLOR6_CMASK: 1721 case CB_COLOR7_CMASK: 1722 tmp = (reg - CB_COLOR0_CMASK) / 0x3c; 1723 r = evergreen_cs_packet_next_reloc(p, &reloc); 1724 if (r) { 1725 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1726 return -EINVAL; 1727 } 1728 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1729 track->cb_color_cmask_bo[tmp] = reloc->robj; 1730 break; 1731 case CB_COLOR0_FMASK_SLICE: 1732 case CB_COLOR1_FMASK_SLICE: 1733 case CB_COLOR2_FMASK_SLICE: 1734 case CB_COLOR3_FMASK_SLICE: 1735 case CB_COLOR4_FMASK_SLICE: 1736 case CB_COLOR5_FMASK_SLICE: 1737 case CB_COLOR6_FMASK_SLICE: 1738 case CB_COLOR7_FMASK_SLICE: 1739 tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c; 1740 track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx); 1741 break; 1742 case CB_COLOR0_CMASK_SLICE: 1743 case CB_COLOR1_CMASK_SLICE: 1744 case CB_COLOR2_CMASK_SLICE: 1745 case CB_COLOR3_CMASK_SLICE: 1746 case CB_COLOR4_CMASK_SLICE: 1747 case CB_COLOR5_CMASK_SLICE: 1748 case CB_COLOR6_CMASK_SLICE: 1749 case CB_COLOR7_CMASK_SLICE: 1750 tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c; 1751 track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx); 1752 break; 1753 case CB_COLOR0_BASE: 1754 case CB_COLOR1_BASE: 1755 case CB_COLOR2_BASE: 1756 case CB_COLOR3_BASE: 1757 case CB_COLOR4_BASE: 1758 case CB_COLOR5_BASE: 1759 case CB_COLOR6_BASE: 1760 case CB_COLOR7_BASE: 1761 r = evergreen_cs_packet_next_reloc(p, &reloc); 1762 if (r) { 1763 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1764 "0x%04X\n", reg); 1765 return -EINVAL; 1766 } 1767 tmp = (reg - CB_COLOR0_BASE) / 0x3c; 1768 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1769 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1770 track->cb_color_bo[tmp] = reloc->robj; 1771 track->cb_dirty = true; 1772 break; 1773 case CB_COLOR8_BASE: 1774 case CB_COLOR9_BASE: 1775 case CB_COLOR10_BASE: 1776 case CB_COLOR11_BASE: 1777 r = evergreen_cs_packet_next_reloc(p, &reloc); 1778 if (r) { 1779 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1780 "0x%04X\n", reg); 1781 return -EINVAL; 1782 } 1783 tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8; 1784 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1785 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1786 track->cb_color_bo[tmp] = reloc->robj; 1787 track->cb_dirty = true; 1788 break; 1789 case DB_HTILE_DATA_BASE: 1790 r = evergreen_cs_packet_next_reloc(p, &reloc); 1791 if (r) { 1792 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1793 "0x%04X\n", reg); 1794 return -EINVAL; 1795 } 1796 track->htile_offset = radeon_get_ib_value(p, idx); 1797 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1798 track->htile_bo = reloc->robj; 1799 track->db_dirty = true; 1800 break; 1801 case DB_HTILE_SURFACE: 1802 /* 8x8 only */ 1803 track->htile_surface = radeon_get_ib_value(p, idx); 1804 /* force 8x8 htile width and height */ 1805 ib[idx] |= 3; 1806 track->db_dirty = true; 1807 break; 1808 case CB_IMMED0_BASE: 1809 case CB_IMMED1_BASE: 1810 case CB_IMMED2_BASE: 1811 case CB_IMMED3_BASE: 1812 case CB_IMMED4_BASE: 1813 case CB_IMMED5_BASE: 1814 case CB_IMMED6_BASE: 1815 case CB_IMMED7_BASE: 1816 case CB_IMMED8_BASE: 1817 case CB_IMMED9_BASE: 1818 case CB_IMMED10_BASE: 1819 case CB_IMMED11_BASE: 1820 case SQ_PGM_START_FS: 1821 case SQ_PGM_START_ES: 1822 case SQ_PGM_START_VS: 1823 case SQ_PGM_START_GS: 1824 case SQ_PGM_START_PS: 1825 case SQ_PGM_START_HS: 1826 case SQ_PGM_START_LS: 1827 case SQ_CONST_MEM_BASE: 1828 case SQ_ALU_CONST_CACHE_GS_0: 1829 case SQ_ALU_CONST_CACHE_GS_1: 1830 case SQ_ALU_CONST_CACHE_GS_2: 1831 case SQ_ALU_CONST_CACHE_GS_3: 1832 case SQ_ALU_CONST_CACHE_GS_4: 1833 case SQ_ALU_CONST_CACHE_GS_5: 1834 case SQ_ALU_CONST_CACHE_GS_6: 1835 case SQ_ALU_CONST_CACHE_GS_7: 1836 case SQ_ALU_CONST_CACHE_GS_8: 1837 case SQ_ALU_CONST_CACHE_GS_9: 1838 case SQ_ALU_CONST_CACHE_GS_10: 1839 case SQ_ALU_CONST_CACHE_GS_11: 1840 case SQ_ALU_CONST_CACHE_GS_12: 1841 case SQ_ALU_CONST_CACHE_GS_13: 1842 case SQ_ALU_CONST_CACHE_GS_14: 1843 case SQ_ALU_CONST_CACHE_GS_15: 1844 case SQ_ALU_CONST_CACHE_PS_0: 1845 case SQ_ALU_CONST_CACHE_PS_1: 1846 case SQ_ALU_CONST_CACHE_PS_2: 1847 case SQ_ALU_CONST_CACHE_PS_3: 1848 case SQ_ALU_CONST_CACHE_PS_4: 1849 case SQ_ALU_CONST_CACHE_PS_5: 1850 case SQ_ALU_CONST_CACHE_PS_6: 1851 case SQ_ALU_CONST_CACHE_PS_7: 1852 case SQ_ALU_CONST_CACHE_PS_8: 1853 case SQ_ALU_CONST_CACHE_PS_9: 1854 case SQ_ALU_CONST_CACHE_PS_10: 1855 case SQ_ALU_CONST_CACHE_PS_11: 1856 case SQ_ALU_CONST_CACHE_PS_12: 1857 case SQ_ALU_CONST_CACHE_PS_13: 1858 case SQ_ALU_CONST_CACHE_PS_14: 1859 case SQ_ALU_CONST_CACHE_PS_15: 1860 case SQ_ALU_CONST_CACHE_VS_0: 1861 case SQ_ALU_CONST_CACHE_VS_1: 1862 case SQ_ALU_CONST_CACHE_VS_2: 1863 case SQ_ALU_CONST_CACHE_VS_3: 1864 case SQ_ALU_CONST_CACHE_VS_4: 1865 case SQ_ALU_CONST_CACHE_VS_5: 1866 case SQ_ALU_CONST_CACHE_VS_6: 1867 case SQ_ALU_CONST_CACHE_VS_7: 1868 case SQ_ALU_CONST_CACHE_VS_8: 1869 case SQ_ALU_CONST_CACHE_VS_9: 1870 case SQ_ALU_CONST_CACHE_VS_10: 1871 case SQ_ALU_CONST_CACHE_VS_11: 1872 case SQ_ALU_CONST_CACHE_VS_12: 1873 case SQ_ALU_CONST_CACHE_VS_13: 1874 case SQ_ALU_CONST_CACHE_VS_14: 1875 case SQ_ALU_CONST_CACHE_VS_15: 1876 case SQ_ALU_CONST_CACHE_HS_0: 1877 case SQ_ALU_CONST_CACHE_HS_1: 1878 case SQ_ALU_CONST_CACHE_HS_2: 1879 case SQ_ALU_CONST_CACHE_HS_3: 1880 case SQ_ALU_CONST_CACHE_HS_4: 1881 case SQ_ALU_CONST_CACHE_HS_5: 1882 case SQ_ALU_CONST_CACHE_HS_6: 1883 case SQ_ALU_CONST_CACHE_HS_7: 1884 case SQ_ALU_CONST_CACHE_HS_8: 1885 case SQ_ALU_CONST_CACHE_HS_9: 1886 case SQ_ALU_CONST_CACHE_HS_10: 1887 case SQ_ALU_CONST_CACHE_HS_11: 1888 case SQ_ALU_CONST_CACHE_HS_12: 1889 case SQ_ALU_CONST_CACHE_HS_13: 1890 case SQ_ALU_CONST_CACHE_HS_14: 1891 case SQ_ALU_CONST_CACHE_HS_15: 1892 case SQ_ALU_CONST_CACHE_LS_0: 1893 case SQ_ALU_CONST_CACHE_LS_1: 1894 case SQ_ALU_CONST_CACHE_LS_2: 1895 case SQ_ALU_CONST_CACHE_LS_3: 1896 case SQ_ALU_CONST_CACHE_LS_4: 1897 case SQ_ALU_CONST_CACHE_LS_5: 1898 case SQ_ALU_CONST_CACHE_LS_6: 1899 case SQ_ALU_CONST_CACHE_LS_7: 1900 case SQ_ALU_CONST_CACHE_LS_8: 1901 case SQ_ALU_CONST_CACHE_LS_9: 1902 case SQ_ALU_CONST_CACHE_LS_10: 1903 case SQ_ALU_CONST_CACHE_LS_11: 1904 case SQ_ALU_CONST_CACHE_LS_12: 1905 case SQ_ALU_CONST_CACHE_LS_13: 1906 case SQ_ALU_CONST_CACHE_LS_14: 1907 case SQ_ALU_CONST_CACHE_LS_15: 1908 r = evergreen_cs_packet_next_reloc(p, &reloc); 1909 if (r) { 1910 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1911 "0x%04X\n", reg); 1912 return -EINVAL; 1913 } 1914 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1915 break; 1916 case SX_MEMORY_EXPORT_BASE: 1917 if (p->rdev->family >= CHIP_CAYMAN) { 1918 dev_warn(p->dev, "bad SET_CONFIG_REG " 1919 "0x%04X\n", reg); 1920 return -EINVAL; 1921 } 1922 r = evergreen_cs_packet_next_reloc(p, &reloc); 1923 if (r) { 1924 dev_warn(p->dev, "bad SET_CONFIG_REG " 1925 "0x%04X\n", reg); 1926 return -EINVAL; 1927 } 1928 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1929 break; 1930 case CAYMAN_SX_SCATTER_EXPORT_BASE: 1931 if (p->rdev->family < CHIP_CAYMAN) { 1932 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1933 "0x%04X\n", reg); 1934 return -EINVAL; 1935 } 1936 r = evergreen_cs_packet_next_reloc(p, &reloc); 1937 if (r) { 1938 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1939 "0x%04X\n", reg); 1940 return -EINVAL; 1941 } 1942 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1943 break; 1944 case SX_MISC: 1945 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0; 1946 break; 1947 default: 1948 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1949 return -EINVAL; 1950 } 1951 return 0; 1952 } 1953 1954 static bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1955 { 1956 u32 last_reg, m, i; 1957 1958 if (p->rdev->family >= CHIP_CAYMAN) 1959 last_reg = ARRAY_SIZE(cayman_reg_safe_bm); 1960 else 1961 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm); 1962 1963 i = (reg >> 7); 1964 if (i >= last_reg) { 1965 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1966 return false; 1967 } 1968 m = 1 << ((reg >> 2) & 31); 1969 if (p->rdev->family >= CHIP_CAYMAN) { 1970 if (!(cayman_reg_safe_bm[i] & m)) 1971 return true; 1972 } else { 1973 if (!(evergreen_reg_safe_bm[i] & m)) 1974 return true; 1975 } 1976 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1977 return false; 1978 } 1979 1980 static int evergreen_packet3_check(struct radeon_cs_parser *p, 1981 struct radeon_cs_packet *pkt) 1982 { 1983 struct radeon_cs_reloc *reloc; 1984 struct evergreen_cs_track *track; 1985 volatile u32 *ib; 1986 unsigned idx; 1987 unsigned i; 1988 unsigned start_reg, end_reg, reg; 1989 int r; 1990 u32 idx_value; 1991 1992 track = (struct evergreen_cs_track *)p->track; 1993 ib = p->ib.ptr; 1994 idx = pkt->idx + 1; 1995 idx_value = radeon_get_ib_value(p, idx); 1996 1997 switch (pkt->opcode) { 1998 case PACKET3_SET_PREDICATION: 1999 { 2000 int pred_op; 2001 int tmp; 2002 uint64_t offset; 2003 2004 if (pkt->count != 1) { 2005 DRM_ERROR("bad SET PREDICATION\n"); 2006 return -EINVAL; 2007 } 2008 2009 tmp = radeon_get_ib_value(p, idx + 1); 2010 pred_op = (tmp >> 16) & 0x7; 2011 2012 /* for the clear predicate operation */ 2013 if (pred_op == 0) 2014 return 0; 2015 2016 if (pred_op > 2) { 2017 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op); 2018 return -EINVAL; 2019 } 2020 2021 r = evergreen_cs_packet_next_reloc(p, &reloc); 2022 if (r) { 2023 DRM_ERROR("bad SET PREDICATION\n"); 2024 return -EINVAL; 2025 } 2026 2027 offset = reloc->lobj.gpu_offset + 2028 (idx_value & 0xfffffff0) + 2029 ((u64)(tmp & 0xff) << 32); 2030 2031 ib[idx + 0] = offset; 2032 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2033 } 2034 break; 2035 case PACKET3_CONTEXT_CONTROL: 2036 if (pkt->count != 1) { 2037 DRM_ERROR("bad CONTEXT_CONTROL\n"); 2038 return -EINVAL; 2039 } 2040 break; 2041 case PACKET3_INDEX_TYPE: 2042 case PACKET3_NUM_INSTANCES: 2043 case PACKET3_CLEAR_STATE: 2044 if (pkt->count) { 2045 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 2046 return -EINVAL; 2047 } 2048 break; 2049 case CAYMAN_PACKET3_DEALLOC_STATE: 2050 if (p->rdev->family < CHIP_CAYMAN) { 2051 DRM_ERROR("bad PACKET3_DEALLOC_STATE\n"); 2052 return -EINVAL; 2053 } 2054 if (pkt->count) { 2055 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 2056 return -EINVAL; 2057 } 2058 break; 2059 case PACKET3_INDEX_BASE: 2060 { 2061 uint64_t offset; 2062 2063 if (pkt->count != 1) { 2064 DRM_ERROR("bad INDEX_BASE\n"); 2065 return -EINVAL; 2066 } 2067 r = evergreen_cs_packet_next_reloc(p, &reloc); 2068 if (r) { 2069 DRM_ERROR("bad INDEX_BASE\n"); 2070 return -EINVAL; 2071 } 2072 2073 offset = reloc->lobj.gpu_offset + 2074 idx_value + 2075 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2076 2077 ib[idx+0] = offset; 2078 ib[idx+1] = upper_32_bits(offset) & 0xff; 2079 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 } 2087 case PACKET3_DRAW_INDEX: 2088 { 2089 uint64_t offset; 2090 if (pkt->count != 3) { 2091 DRM_ERROR("bad DRAW_INDEX\n"); 2092 return -EINVAL; 2093 } 2094 r = evergreen_cs_packet_next_reloc(p, &reloc); 2095 if (r) { 2096 DRM_ERROR("bad DRAW_INDEX\n"); 2097 return -EINVAL; 2098 } 2099 2100 offset = reloc->lobj.gpu_offset + 2101 idx_value + 2102 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2103 2104 ib[idx+0] = offset; 2105 ib[idx+1] = upper_32_bits(offset) & 0xff; 2106 2107 r = evergreen_cs_track_check(p); 2108 if (r) { 2109 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2110 return r; 2111 } 2112 break; 2113 } 2114 case PACKET3_DRAW_INDEX_2: 2115 { 2116 uint64_t offset; 2117 2118 if (pkt->count != 4) { 2119 DRM_ERROR("bad DRAW_INDEX_2\n"); 2120 return -EINVAL; 2121 } 2122 r = evergreen_cs_packet_next_reloc(p, &reloc); 2123 if (r) { 2124 DRM_ERROR("bad DRAW_INDEX_2\n"); 2125 return -EINVAL; 2126 } 2127 2128 offset = reloc->lobj.gpu_offset + 2129 radeon_get_ib_value(p, idx+1) + 2130 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2131 2132 ib[idx+1] = offset; 2133 ib[idx+2] = upper_32_bits(offset) & 0xff; 2134 2135 r = evergreen_cs_track_check(p); 2136 if (r) { 2137 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2138 return r; 2139 } 2140 break; 2141 } 2142 case PACKET3_DRAW_INDEX_AUTO: 2143 if (pkt->count != 1) { 2144 DRM_ERROR("bad DRAW_INDEX_AUTO\n"); 2145 return -EINVAL; 2146 } 2147 r = evergreen_cs_track_check(p); 2148 if (r) { 2149 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2150 return r; 2151 } 2152 break; 2153 case PACKET3_DRAW_INDEX_MULTI_AUTO: 2154 if (pkt->count != 2) { 2155 DRM_ERROR("bad DRAW_INDEX_MULTI_AUTO\n"); 2156 return -EINVAL; 2157 } 2158 r = evergreen_cs_track_check(p); 2159 if (r) { 2160 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2161 return r; 2162 } 2163 break; 2164 case PACKET3_DRAW_INDEX_IMMD: 2165 if (pkt->count < 2) { 2166 DRM_ERROR("bad DRAW_INDEX_IMMD\n"); 2167 return -EINVAL; 2168 } 2169 r = evergreen_cs_track_check(p); 2170 if (r) { 2171 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2172 return r; 2173 } 2174 break; 2175 case PACKET3_DRAW_INDEX_OFFSET: 2176 if (pkt->count != 2) { 2177 DRM_ERROR("bad DRAW_INDEX_OFFSET\n"); 2178 return -EINVAL; 2179 } 2180 r = evergreen_cs_track_check(p); 2181 if (r) { 2182 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2183 return r; 2184 } 2185 break; 2186 case PACKET3_DRAW_INDEX_OFFSET_2: 2187 if (pkt->count != 3) { 2188 DRM_ERROR("bad DRAW_INDEX_OFFSET_2\n"); 2189 return -EINVAL; 2190 } 2191 r = evergreen_cs_track_check(p); 2192 if (r) { 2193 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2194 return r; 2195 } 2196 break; 2197 case PACKET3_DISPATCH_DIRECT: 2198 if (pkt->count != 3) { 2199 DRM_ERROR("bad DISPATCH_DIRECT\n"); 2200 return -EINVAL; 2201 } 2202 r = evergreen_cs_track_check(p); 2203 if (r) { 2204 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2205 return r; 2206 } 2207 break; 2208 case PACKET3_DISPATCH_INDIRECT: 2209 if (pkt->count != 1) { 2210 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2211 return -EINVAL; 2212 } 2213 r = evergreen_cs_packet_next_reloc(p, &reloc); 2214 if (r) { 2215 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2216 return -EINVAL; 2217 } 2218 ib[idx+0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff); 2219 r = evergreen_cs_track_check(p); 2220 if (r) { 2221 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2222 return r; 2223 } 2224 break; 2225 case PACKET3_WAIT_REG_MEM: 2226 if (pkt->count != 5) { 2227 DRM_ERROR("bad WAIT_REG_MEM\n"); 2228 return -EINVAL; 2229 } 2230 /* bit 4 is reg (0) or mem (1) */ 2231 if (idx_value & 0x10) { 2232 uint64_t offset; 2233 2234 r = evergreen_cs_packet_next_reloc(p, &reloc); 2235 if (r) { 2236 DRM_ERROR("bad WAIT_REG_MEM\n"); 2237 return -EINVAL; 2238 } 2239 2240 offset = reloc->lobj.gpu_offset + 2241 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2242 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2243 2244 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc); 2245 ib[idx+2] = upper_32_bits(offset) & 0xff; 2246 } 2247 break; 2248 case PACKET3_CP_DMA: 2249 { 2250 u32 command, size, info; 2251 u64 offset, tmp; 2252 if (pkt->count != 4) { 2253 DRM_ERROR("bad CP DMA\n"); 2254 return -EINVAL; 2255 } 2256 command = radeon_get_ib_value(p, idx+4); 2257 size = command & 0x1fffff; 2258 info = radeon_get_ib_value(p, idx+1); 2259 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 2260 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 2261 ((((info & 0x00300000) >> 20) == 0) && 2262 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 2263 ((((info & 0x60000000) >> 29) == 0) && 2264 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 2265 /* non mem to mem copies requires dw aligned count */ 2266 if (size % 4) { 2267 DRM_ERROR("CP DMA command requires dw count alignment\n"); 2268 return -EINVAL; 2269 } 2270 } 2271 if (command & PACKET3_CP_DMA_CMD_SAS) { 2272 /* src address space is register */ 2273 /* GDS is ok */ 2274 if (((info & 0x60000000) >> 29) != 1) { 2275 DRM_ERROR("CP DMA SAS not supported\n"); 2276 return -EINVAL; 2277 } 2278 } else { 2279 if (command & PACKET3_CP_DMA_CMD_SAIC) { 2280 DRM_ERROR("CP DMA SAIC only supported for registers\n"); 2281 return -EINVAL; 2282 } 2283 /* src address space is memory */ 2284 if (((info & 0x60000000) >> 29) == 0) { 2285 r = evergreen_cs_packet_next_reloc(p, &reloc); 2286 if (r) { 2287 DRM_ERROR("bad CP DMA SRC\n"); 2288 return -EINVAL; 2289 } 2290 2291 tmp = radeon_get_ib_value(p, idx) + 2292 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2293 2294 offset = reloc->lobj.gpu_offset + tmp; 2295 2296 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2297 dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n", 2298 tmp + size, radeon_bo_size(reloc->robj)); 2299 return -EINVAL; 2300 } 2301 2302 ib[idx] = offset; 2303 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2304 } else if (((info & 0x60000000) >> 29) != 2) { 2305 DRM_ERROR("bad CP DMA SRC_SEL\n"); 2306 return -EINVAL; 2307 } 2308 } 2309 if (command & PACKET3_CP_DMA_CMD_DAS) { 2310 /* dst address space is register */ 2311 /* GDS is ok */ 2312 if (((info & 0x00300000) >> 20) != 1) { 2313 DRM_ERROR("CP DMA DAS not supported\n"); 2314 return -EINVAL; 2315 } 2316 } else { 2317 /* dst address space is memory */ 2318 if (command & PACKET3_CP_DMA_CMD_DAIC) { 2319 DRM_ERROR("CP DMA DAIC only supported for registers\n"); 2320 return -EINVAL; 2321 } 2322 if (((info & 0x00300000) >> 20) == 0) { 2323 r = evergreen_cs_packet_next_reloc(p, &reloc); 2324 if (r) { 2325 DRM_ERROR("bad CP DMA DST\n"); 2326 return -EINVAL; 2327 } 2328 2329 tmp = radeon_get_ib_value(p, idx+2) + 2330 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32); 2331 2332 offset = reloc->lobj.gpu_offset + tmp; 2333 2334 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2335 dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n", 2336 tmp + size, radeon_bo_size(reloc->robj)); 2337 return -EINVAL; 2338 } 2339 2340 ib[idx+2] = offset; 2341 ib[idx+3] = upper_32_bits(offset) & 0xff; 2342 } else { 2343 DRM_ERROR("bad CP DMA DST_SEL\n"); 2344 return -EINVAL; 2345 } 2346 } 2347 break; 2348 } 2349 case PACKET3_SURFACE_SYNC: 2350 if (pkt->count != 3) { 2351 DRM_ERROR("bad SURFACE_SYNC\n"); 2352 return -EINVAL; 2353 } 2354 /* 0xffffffff/0x0 is flush all cache flag */ 2355 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || 2356 radeon_get_ib_value(p, idx + 2) != 0) { 2357 r = evergreen_cs_packet_next_reloc(p, &reloc); 2358 if (r) { 2359 DRM_ERROR("bad SURFACE_SYNC\n"); 2360 return -EINVAL; 2361 } 2362 ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2363 } 2364 break; 2365 case PACKET3_EVENT_WRITE: 2366 if (pkt->count != 2 && pkt->count != 0) { 2367 DRM_ERROR("bad EVENT_WRITE\n"); 2368 return -EINVAL; 2369 } 2370 if (pkt->count) { 2371 uint64_t offset; 2372 2373 r = evergreen_cs_packet_next_reloc(p, &reloc); 2374 if (r) { 2375 DRM_ERROR("bad EVENT_WRITE\n"); 2376 return -EINVAL; 2377 } 2378 offset = reloc->lobj.gpu_offset + 2379 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) + 2380 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2381 2382 ib[idx+1] = offset & 0xfffffff8; 2383 ib[idx+2] = upper_32_bits(offset) & 0xff; 2384 } 2385 break; 2386 case PACKET3_EVENT_WRITE_EOP: 2387 { 2388 uint64_t offset; 2389 2390 if (pkt->count != 4) { 2391 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2392 return -EINVAL; 2393 } 2394 r = evergreen_cs_packet_next_reloc(p, &reloc); 2395 if (r) { 2396 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2397 return -EINVAL; 2398 } 2399 2400 offset = reloc->lobj.gpu_offset + 2401 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2402 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2403 2404 ib[idx+1] = offset & 0xfffffffc; 2405 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2406 break; 2407 } 2408 case PACKET3_EVENT_WRITE_EOS: 2409 { 2410 uint64_t offset; 2411 2412 if (pkt->count != 3) { 2413 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2414 return -EINVAL; 2415 } 2416 r = evergreen_cs_packet_next_reloc(p, &reloc); 2417 if (r) { 2418 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2419 return -EINVAL; 2420 } 2421 2422 offset = reloc->lobj.gpu_offset + 2423 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2424 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2425 2426 ib[idx+1] = offset & 0xfffffffc; 2427 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2428 break; 2429 } 2430 case PACKET3_SET_CONFIG_REG: 2431 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 2432 end_reg = 4 * pkt->count + start_reg - 4; 2433 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 2434 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 2435 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 2436 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 2437 return -EINVAL; 2438 } 2439 for (i = 0; i < pkt->count; i++) { 2440 reg = start_reg + (4 * i); 2441 r = evergreen_cs_check_reg(p, reg, idx+1+i); 2442 if (r) 2443 return r; 2444 } 2445 break; 2446 case PACKET3_SET_CONTEXT_REG: 2447 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START; 2448 end_reg = 4 * pkt->count + start_reg - 4; 2449 if ((start_reg < PACKET3_SET_CONTEXT_REG_START) || 2450 (start_reg >= PACKET3_SET_CONTEXT_REG_END) || 2451 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) { 2452 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n"); 2453 return -EINVAL; 2454 } 2455 for (i = 0; i < pkt->count; i++) { 2456 reg = start_reg + (4 * i); 2457 r = evergreen_cs_check_reg(p, reg, idx+1+i); 2458 if (r) 2459 return r; 2460 } 2461 break; 2462 case PACKET3_SET_RESOURCE: 2463 if (pkt->count % 8) { 2464 DRM_ERROR("bad SET_RESOURCE\n"); 2465 return -EINVAL; 2466 } 2467 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START; 2468 end_reg = 4 * pkt->count + start_reg - 4; 2469 if ((start_reg < PACKET3_SET_RESOURCE_START) || 2470 (start_reg >= PACKET3_SET_RESOURCE_END) || 2471 (end_reg >= PACKET3_SET_RESOURCE_END)) { 2472 DRM_ERROR("bad SET_RESOURCE\n"); 2473 return -EINVAL; 2474 } 2475 for (i = 0; i < (pkt->count / 8); i++) { 2476 struct radeon_bo *texture, *mipmap; 2477 u32 toffset, moffset; 2478 u32 size, offset, mip_address, tex_dim; 2479 2480 switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) { 2481 case SQ_TEX_VTX_VALID_TEXTURE: 2482 /* tex base */ 2483 r = evergreen_cs_packet_next_reloc(p, &reloc); 2484 if (r) { 2485 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2486 return -EINVAL; 2487 } 2488 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 2489 ib[idx+1+(i*8)+1] |= 2490 TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 2491 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 2492 unsigned bankw, bankh, mtaspect, tile_split; 2493 2494 evergreen_tiling_fields(reloc->lobj.tiling_flags, 2495 &bankw, &bankh, &mtaspect, 2496 &tile_split); 2497 ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split); 2498 ib[idx+1+(i*8)+7] |= 2499 TEX_BANK_WIDTH(bankw) | 2500 TEX_BANK_HEIGHT(bankh) | 2501 MACRO_TILE_ASPECT(mtaspect) | 2502 TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 2503 } 2504 } 2505 texture = reloc->robj; 2506 toffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2507 2508 /* tex mip base */ 2509 tex_dim = ib[idx+1+(i*8)+0] & 0x7; 2510 mip_address = ib[idx+1+(i*8)+3]; 2511 2512 if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) && 2513 !mip_address && 2514 !evergreen_cs_packet_next_is_pkt3_nop(p)) { 2515 /* MIP_ADDRESS should point to FMASK for an MSAA texture. 2516 * It should be 0 if FMASK is disabled. */ 2517 moffset = 0; 2518 mipmap = NULL; 2519 } else { 2520 r = evergreen_cs_packet_next_reloc(p, &reloc); 2521 if (r) { 2522 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2523 return -EINVAL; 2524 } 2525 moffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2526 mipmap = reloc->robj; 2527 } 2528 2529 r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8)); 2530 if (r) 2531 return r; 2532 ib[idx+1+(i*8)+2] += toffset; 2533 ib[idx+1+(i*8)+3] += moffset; 2534 break; 2535 case SQ_TEX_VTX_VALID_BUFFER: 2536 { 2537 uint64_t offset64; 2538 /* vtx base */ 2539 r = evergreen_cs_packet_next_reloc(p, &reloc); 2540 if (r) { 2541 DRM_ERROR("bad SET_RESOURCE (vtx)\n"); 2542 return -EINVAL; 2543 } 2544 offset = radeon_get_ib_value(p, idx+1+(i*8)+0); 2545 size = radeon_get_ib_value(p, idx+1+(i*8)+1); 2546 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) { 2547 /* force size to size of the buffer */ 2548 dev_warn(p->dev, "vbo resource seems too big for the bo\n"); 2549 ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset; 2550 } 2551 2552 offset64 = reloc->lobj.gpu_offset + offset; 2553 ib[idx+1+(i*8)+0] = offset64; 2554 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) | 2555 (upper_32_bits(offset64) & 0xff); 2556 break; 2557 } 2558 case SQ_TEX_VTX_INVALID_TEXTURE: 2559 case SQ_TEX_VTX_INVALID_BUFFER: 2560 default: 2561 DRM_ERROR("bad SET_RESOURCE\n"); 2562 return -EINVAL; 2563 } 2564 } 2565 break; 2566 case PACKET3_SET_ALU_CONST: 2567 /* XXX fix me ALU const buffers only */ 2568 break; 2569 case PACKET3_SET_BOOL_CONST: 2570 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START; 2571 end_reg = 4 * pkt->count + start_reg - 4; 2572 if ((start_reg < PACKET3_SET_BOOL_CONST_START) || 2573 (start_reg >= PACKET3_SET_BOOL_CONST_END) || 2574 (end_reg >= PACKET3_SET_BOOL_CONST_END)) { 2575 DRM_ERROR("bad SET_BOOL_CONST\n"); 2576 return -EINVAL; 2577 } 2578 break; 2579 case PACKET3_SET_LOOP_CONST: 2580 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START; 2581 end_reg = 4 * pkt->count + start_reg - 4; 2582 if ((start_reg < PACKET3_SET_LOOP_CONST_START) || 2583 (start_reg >= PACKET3_SET_LOOP_CONST_END) || 2584 (end_reg >= PACKET3_SET_LOOP_CONST_END)) { 2585 DRM_ERROR("bad SET_LOOP_CONST\n"); 2586 return -EINVAL; 2587 } 2588 break; 2589 case PACKET3_SET_CTL_CONST: 2590 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START; 2591 end_reg = 4 * pkt->count + start_reg - 4; 2592 if ((start_reg < PACKET3_SET_CTL_CONST_START) || 2593 (start_reg >= PACKET3_SET_CTL_CONST_END) || 2594 (end_reg >= PACKET3_SET_CTL_CONST_END)) { 2595 DRM_ERROR("bad SET_CTL_CONST\n"); 2596 return -EINVAL; 2597 } 2598 break; 2599 case PACKET3_SET_SAMPLER: 2600 if (pkt->count % 3) { 2601 DRM_ERROR("bad SET_SAMPLER\n"); 2602 return -EINVAL; 2603 } 2604 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START; 2605 end_reg = 4 * pkt->count + start_reg - 4; 2606 if ((start_reg < PACKET3_SET_SAMPLER_START) || 2607 (start_reg >= PACKET3_SET_SAMPLER_END) || 2608 (end_reg >= PACKET3_SET_SAMPLER_END)) { 2609 DRM_ERROR("bad SET_SAMPLER\n"); 2610 return -EINVAL; 2611 } 2612 break; 2613 case PACKET3_STRMOUT_BUFFER_UPDATE: 2614 if (pkt->count != 4) { 2615 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n"); 2616 return -EINVAL; 2617 } 2618 /* Updating memory at DST_ADDRESS. */ 2619 if (idx_value & 0x1) { 2620 u64 offset; 2621 r = evergreen_cs_packet_next_reloc(p, &reloc); 2622 if (r) { 2623 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n"); 2624 return -EINVAL; 2625 } 2626 offset = radeon_get_ib_value(p, idx+1); 2627 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2628 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2629 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n", 2630 offset + 4, radeon_bo_size(reloc->robj)); 2631 return -EINVAL; 2632 } 2633 offset += reloc->lobj.gpu_offset; 2634 ib[idx+1] = offset; 2635 ib[idx+2] = upper_32_bits(offset) & 0xff; 2636 } 2637 /* Reading data from SRC_ADDRESS. */ 2638 if (((idx_value >> 1) & 0x3) == 2) { 2639 u64 offset; 2640 r = evergreen_cs_packet_next_reloc(p, &reloc); 2641 if (r) { 2642 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n"); 2643 return -EINVAL; 2644 } 2645 offset = radeon_get_ib_value(p, idx+3); 2646 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2647 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2648 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n", 2649 offset + 4, radeon_bo_size(reloc->robj)); 2650 return -EINVAL; 2651 } 2652 offset += reloc->lobj.gpu_offset; 2653 ib[idx+3] = offset; 2654 ib[idx+4] = upper_32_bits(offset) & 0xff; 2655 } 2656 break; 2657 case PACKET3_COPY_DW: 2658 if (pkt->count != 4) { 2659 DRM_ERROR("bad COPY_DW (invalid count)\n"); 2660 return -EINVAL; 2661 } 2662 if (idx_value & 0x1) { 2663 u64 offset; 2664 /* SRC is memory. */ 2665 r = evergreen_cs_packet_next_reloc(p, &reloc); 2666 if (r) { 2667 DRM_ERROR("bad COPY_DW (missing src reloc)\n"); 2668 return -EINVAL; 2669 } 2670 offset = radeon_get_ib_value(p, idx+1); 2671 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2672 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2673 DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n", 2674 offset + 4, radeon_bo_size(reloc->robj)); 2675 return -EINVAL; 2676 } 2677 offset += reloc->lobj.gpu_offset; 2678 ib[idx+1] = offset; 2679 ib[idx+2] = upper_32_bits(offset) & 0xff; 2680 } else { 2681 /* SRC is a reg. */ 2682 reg = radeon_get_ib_value(p, idx+1) << 2; 2683 if (!evergreen_is_safe_reg(p, reg, idx+1)) 2684 return -EINVAL; 2685 } 2686 if (idx_value & 0x2) { 2687 u64 offset; 2688 /* DST is memory. */ 2689 r = evergreen_cs_packet_next_reloc(p, &reloc); 2690 if (r) { 2691 DRM_ERROR("bad COPY_DW (missing dst reloc)\n"); 2692 return -EINVAL; 2693 } 2694 offset = radeon_get_ib_value(p, idx+3); 2695 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2696 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2697 DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n", 2698 offset + 4, radeon_bo_size(reloc->robj)); 2699 return -EINVAL; 2700 } 2701 offset += reloc->lobj.gpu_offset; 2702 ib[idx+3] = offset; 2703 ib[idx+4] = upper_32_bits(offset) & 0xff; 2704 } else { 2705 /* DST is a reg. */ 2706 reg = radeon_get_ib_value(p, idx+3) << 2; 2707 if (!evergreen_is_safe_reg(p, reg, idx+3)) 2708 return -EINVAL; 2709 } 2710 break; 2711 case PACKET3_NOP: 2712 break; 2713 default: 2714 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 2715 return -EINVAL; 2716 } 2717 return 0; 2718 } 2719 2720 int evergreen_cs_parse(struct radeon_cs_parser *p) 2721 { 2722 struct radeon_cs_packet pkt; 2723 struct evergreen_cs_track *track; 2724 u32 tmp; 2725 int r; 2726 2727 if (p->track == NULL) { 2728 /* initialize tracker, we are in kms */ 2729 track = kzalloc(sizeof(*track), GFP_KERNEL); 2730 if (track == NULL) 2731 return -ENOMEM; 2732 evergreen_cs_track_init(track); 2733 if (p->rdev->family >= CHIP_CAYMAN) 2734 tmp = p->rdev->config.cayman.tile_config; 2735 else 2736 tmp = p->rdev->config.evergreen.tile_config; 2737 2738 switch (tmp & 0xf) { 2739 case 0: 2740 track->npipes = 1; 2741 break; 2742 case 1: 2743 default: 2744 track->npipes = 2; 2745 break; 2746 case 2: 2747 track->npipes = 4; 2748 break; 2749 case 3: 2750 track->npipes = 8; 2751 break; 2752 } 2753 2754 switch ((tmp & 0xf0) >> 4) { 2755 case 0: 2756 track->nbanks = 4; 2757 break; 2758 case 1: 2759 default: 2760 track->nbanks = 8; 2761 break; 2762 case 2: 2763 track->nbanks = 16; 2764 break; 2765 } 2766 2767 switch ((tmp & 0xf00) >> 8) { 2768 case 0: 2769 track->group_size = 256; 2770 break; 2771 case 1: 2772 default: 2773 track->group_size = 512; 2774 break; 2775 } 2776 2777 switch ((tmp & 0xf000) >> 12) { 2778 case 0: 2779 track->row_size = 1; 2780 break; 2781 case 1: 2782 default: 2783 track->row_size = 2; 2784 break; 2785 case 2: 2786 track->row_size = 4; 2787 break; 2788 } 2789 2790 p->track = track; 2791 } 2792 do { 2793 r = evergreen_cs_packet_parse(p, &pkt, p->idx); 2794 if (r) { 2795 kfree(p->track); 2796 p->track = NULL; 2797 return r; 2798 } 2799 p->idx += pkt.count + 2; 2800 switch (pkt.type) { 2801 case PACKET_TYPE0: 2802 r = evergreen_cs_parse_packet0(p, &pkt); 2803 break; 2804 case PACKET_TYPE2: 2805 break; 2806 case PACKET_TYPE3: 2807 r = evergreen_packet3_check(p, &pkt); 2808 break; 2809 default: 2810 DRM_ERROR("Unknown packet type %d !\n", pkt.type); 2811 kfree(p->track); 2812 p->track = NULL; 2813 return -EINVAL; 2814 } 2815 if (r) { 2816 kfree(p->track); 2817 p->track = NULL; 2818 return r; 2819 } 2820 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 2821 #if 0 2822 for (r = 0; r < p->ib.length_dw; r++) { 2823 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 2824 mdelay(1); 2825 } 2826 #endif 2827 kfree(p->track); 2828 p->track = NULL; 2829 return 0; 2830 } 2831 2832 /* 2833 * DMA 2834 */ 2835 2836 #define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28) 2837 #define GET_DMA_COUNT(h) ((h) & 0x000fffff) 2838 #define GET_DMA_T(h) (((h) & 0x00800000) >> 23) 2839 #define GET_DMA_NEW(h) (((h) & 0x04000000) >> 26) 2840 #define GET_DMA_MISC(h) (((h) & 0x0700000) >> 20) 2841 2842 /** 2843 * evergreen_dma_cs_parse() - parse the DMA IB 2844 * @p: parser structure holding parsing context. 2845 * 2846 * Parses the DMA IB from the CS ioctl and updates 2847 * the GPU addresses based on the reloc information and 2848 * checks for errors. (Evergreen-Cayman) 2849 * Returns 0 for success and an error on failure. 2850 **/ 2851 int evergreen_dma_cs_parse(struct radeon_cs_parser *p) 2852 { 2853 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; 2854 struct radeon_cs_reloc *src_reloc, *dst_reloc, *dst2_reloc; 2855 u32 header, cmd, count, tiled, new_cmd, misc; 2856 volatile u32 *ib = p->ib.ptr; 2857 u32 idx, idx_value; 2858 u64 src_offset, dst_offset, dst2_offset; 2859 int r; 2860 2861 do { 2862 if (p->idx >= ib_chunk->length_dw) { 2863 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 2864 p->idx, ib_chunk->length_dw); 2865 return -EINVAL; 2866 } 2867 idx = p->idx; 2868 header = radeon_get_ib_value(p, idx); 2869 cmd = GET_DMA_CMD(header); 2870 count = GET_DMA_COUNT(header); 2871 tiled = GET_DMA_T(header); 2872 new_cmd = GET_DMA_NEW(header); 2873 misc = GET_DMA_MISC(header); 2874 2875 switch (cmd) { 2876 case DMA_PACKET_WRITE: 2877 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2878 if (r) { 2879 DRM_ERROR("bad DMA_PACKET_WRITE\n"); 2880 return -EINVAL; 2881 } 2882 if (tiled) { 2883 dst_offset = ib[idx+1]; 2884 dst_offset <<= 8; 2885 2886 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2887 p->idx += count + 7; 2888 } else { 2889 dst_offset = ib[idx+1]; 2890 dst_offset |= ((u64)(ib[idx+2] & 0xff)) << 32; 2891 2892 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2893 ib[idx+2] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 2894 p->idx += count + 3; 2895 } 2896 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2897 dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n", 2898 dst_offset, radeon_bo_size(dst_reloc->robj)); 2899 return -EINVAL; 2900 } 2901 break; 2902 case DMA_PACKET_COPY: 2903 r = r600_dma_cs_next_reloc(p, &src_reloc); 2904 if (r) { 2905 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2906 return -EINVAL; 2907 } 2908 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2909 if (r) { 2910 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2911 return -EINVAL; 2912 } 2913 if (tiled) { 2914 idx_value = radeon_get_ib_value(p, idx + 2); 2915 if (new_cmd) { 2916 switch (misc) { 2917 case 0: 2918 /* L2T, frame to fields */ 2919 if (idx_value & (1 << 31)) { 2920 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n"); 2921 return -EINVAL; 2922 } 2923 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 2924 if (r) { 2925 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n"); 2926 return -EINVAL; 2927 } 2928 dst_offset = ib[idx+1]; 2929 dst_offset <<= 8; 2930 dst2_offset = ib[idx+2]; 2931 dst2_offset <<= 8; 2932 src_offset = ib[idx+8]; 2933 src_offset |= ((u64)(ib[idx+9] & 0xff)) << 32; 2934 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2935 dev_warn(p->dev, "DMA L2T, frame to fields src buffer too small (%llu %lu)\n", 2936 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2937 return -EINVAL; 2938 } 2939 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2940 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n", 2941 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2942 return -EINVAL; 2943 } 2944 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 2945 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n", 2946 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 2947 return -EINVAL; 2948 } 2949 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2950 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 2951 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 2952 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 2953 p->idx += 10; 2954 break; 2955 case 1: 2956 /* L2T, T2L partial */ 2957 if (p->family < CHIP_CAYMAN) { 2958 DRM_ERROR("L2T, T2L Partial is cayman only !\n"); 2959 return -EINVAL; 2960 } 2961 /* detile bit */ 2962 if (idx_value & (1 << 31)) { 2963 /* tiled src, linear dst */ 2964 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 2965 2966 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2967 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 2968 } else { 2969 /* linear src, tiled dst */ 2970 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 2971 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 2972 2973 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2974 } 2975 p->idx += 12; 2976 break; 2977 case 3: 2978 /* L2T, broadcast */ 2979 if (idx_value & (1 << 31)) { 2980 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 2981 return -EINVAL; 2982 } 2983 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 2984 if (r) { 2985 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 2986 return -EINVAL; 2987 } 2988 dst_offset = ib[idx+1]; 2989 dst_offset <<= 8; 2990 dst2_offset = ib[idx+2]; 2991 dst2_offset <<= 8; 2992 src_offset = ib[idx+8]; 2993 src_offset |= ((u64)(ib[idx+9] & 0xff)) << 32; 2994 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2995 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n", 2996 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2997 return -EINVAL; 2998 } 2999 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3000 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n", 3001 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3002 return -EINVAL; 3003 } 3004 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3005 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n", 3006 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3007 return -EINVAL; 3008 } 3009 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3010 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 3011 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3012 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3013 p->idx += 10; 3014 break; 3015 case 4: 3016 /* L2T, T2L */ 3017 /* detile bit */ 3018 if (idx_value & (1 << 31)) { 3019 /* tiled src, linear dst */ 3020 src_offset = ib[idx+1]; 3021 src_offset <<= 8; 3022 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3023 3024 dst_offset = ib[idx+7]; 3025 dst_offset |= ((u64)(ib[idx+8] & 0xff)) << 32; 3026 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3027 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3028 } else { 3029 /* linear src, tiled dst */ 3030 src_offset = ib[idx+7]; 3031 src_offset |= ((u64)(ib[idx+8] & 0xff)) << 32; 3032 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3033 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3034 3035 dst_offset = ib[idx+1]; 3036 dst_offset <<= 8; 3037 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3038 } 3039 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3040 dev_warn(p->dev, "DMA L2T, T2L src buffer too small (%llu %lu)\n", 3041 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3042 return -EINVAL; 3043 } 3044 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3045 dev_warn(p->dev, "DMA L2T, T2L dst buffer too small (%llu %lu)\n", 3046 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3047 return -EINVAL; 3048 } 3049 p->idx += 9; 3050 break; 3051 case 5: 3052 /* T2T partial */ 3053 if (p->family < CHIP_CAYMAN) { 3054 DRM_ERROR("L2T, T2L Partial is cayman only !\n"); 3055 return -EINVAL; 3056 } 3057 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3058 ib[idx+4] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3059 p->idx += 13; 3060 break; 3061 case 7: 3062 /* L2T, broadcast */ 3063 if (idx_value & (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 = ib[idx+1]; 3073 dst_offset <<= 8; 3074 dst2_offset = ib[idx+2]; 3075 dst2_offset <<= 8; 3076 src_offset = ib[idx+8]; 3077 src_offset |= ((u64)(ib[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->lobj.gpu_offset >> 8); 3094 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 3095 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3096 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3097 p->idx += 10; 3098 break; 3099 default: 3100 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3101 return -EINVAL; 3102 } 3103 } else { 3104 switch (misc) { 3105 case 0: 3106 /* detile bit */ 3107 if (idx_value & (1 << 31)) { 3108 /* tiled src, linear dst */ 3109 src_offset = ib[idx+1]; 3110 src_offset <<= 8; 3111 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3112 3113 dst_offset = ib[idx+7]; 3114 dst_offset |= ((u64)(ib[idx+8] & 0xff)) << 32; 3115 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3116 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3117 } else { 3118 /* linear src, tiled dst */ 3119 src_offset = ib[idx+7]; 3120 src_offset |= ((u64)(ib[idx+8] & 0xff)) << 32; 3121 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3122 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3123 3124 dst_offset = ib[idx+1]; 3125 dst_offset <<= 8; 3126 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3127 } 3128 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3129 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n", 3130 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3131 return -EINVAL; 3132 } 3133 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3134 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n", 3135 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3136 return -EINVAL; 3137 } 3138 p->idx += 9; 3139 break; 3140 default: 3141 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3142 return -EINVAL; 3143 } 3144 } 3145 } else { 3146 if (new_cmd) { 3147 switch (misc) { 3148 case 0: 3149 /* L2L, byte */ 3150 src_offset = ib[idx+2]; 3151 src_offset |= ((u64)(ib[idx+4] & 0xff)) << 32; 3152 dst_offset = ib[idx+1]; 3153 dst_offset |= ((u64)(ib[idx+3] & 0xff)) << 32; 3154 if ((src_offset + count) > radeon_bo_size(src_reloc->robj)) { 3155 dev_warn(p->dev, "DMA L2L, byte src buffer too small (%llu %lu)\n", 3156 src_offset + count, radeon_bo_size(src_reloc->robj)); 3157 return -EINVAL; 3158 } 3159 if ((dst_offset + count) > radeon_bo_size(dst_reloc->robj)) { 3160 dev_warn(p->dev, "DMA L2L, byte dst buffer too small (%llu %lu)\n", 3161 dst_offset + count, radeon_bo_size(dst_reloc->robj)); 3162 return -EINVAL; 3163 } 3164 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xffffffff); 3165 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xffffffff); 3166 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3167 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3168 p->idx += 5; 3169 break; 3170 case 1: 3171 /* L2L, partial */ 3172 if (p->family < CHIP_CAYMAN) { 3173 DRM_ERROR("L2L Partial is cayman only !\n"); 3174 return -EINVAL; 3175 } 3176 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset & 0xffffffff); 3177 ib[idx+2] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3178 ib[idx+4] += (u32)(dst_reloc->lobj.gpu_offset & 0xffffffff); 3179 ib[idx+5] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3180 3181 p->idx += 9; 3182 break; 3183 case 4: 3184 /* L2L, dw, broadcast */ 3185 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3186 if (r) { 3187 DRM_ERROR("bad L2L, dw, broadcast DMA_PACKET_COPY\n"); 3188 return -EINVAL; 3189 } 3190 dst_offset = ib[idx+1]; 3191 dst_offset |= ((u64)(ib[idx+4] & 0xff)) << 32; 3192 dst2_offset = ib[idx+2]; 3193 dst2_offset |= ((u64)(ib[idx+5] & 0xff)) << 32; 3194 src_offset = ib[idx+3]; 3195 src_offset |= ((u64)(ib[idx+6] & 0xff)) << 32; 3196 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3197 dev_warn(p->dev, "DMA L2L, dw, broadcast src buffer too small (%llu %lu)\n", 3198 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3199 return -EINVAL; 3200 } 3201 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3202 dev_warn(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%llu %lu)\n", 3203 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3204 return -EINVAL; 3205 } 3206 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3207 dev_warn(p->dev, "DMA L2L, dw, broadcast dst2 buffer too small (%llu %lu)\n", 3208 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3209 return -EINVAL; 3210 } 3211 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3212 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset & 0xfffffffc); 3213 ib[idx+3] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3214 ib[idx+4] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3215 ib[idx+5] += upper_32_bits(dst2_reloc->lobj.gpu_offset) & 0xff; 3216 ib[idx+6] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3217 p->idx += 7; 3218 break; 3219 default: 3220 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3221 return -EINVAL; 3222 } 3223 } else { 3224 /* L2L, dw */ 3225 src_offset = ib[idx+2]; 3226 src_offset |= ((u64)(ib[idx+4] & 0xff)) << 32; 3227 dst_offset = ib[idx+1]; 3228 dst_offset |= ((u64)(ib[idx+3] & 0xff)) << 32; 3229 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3230 dev_warn(p->dev, "DMA L2L, dw src buffer too small (%llu %lu)\n", 3231 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3232 return -EINVAL; 3233 } 3234 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3235 dev_warn(p->dev, "DMA L2L, dw dst buffer too small (%llu %lu)\n", 3236 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3237 return -EINVAL; 3238 } 3239 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3240 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3241 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3242 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3243 p->idx += 5; 3244 } 3245 } 3246 break; 3247 case DMA_PACKET_CONSTANT_FILL: 3248 r = r600_dma_cs_next_reloc(p, &dst_reloc); 3249 if (r) { 3250 DRM_ERROR("bad DMA_PACKET_CONSTANT_FILL\n"); 3251 return -EINVAL; 3252 } 3253 dst_offset = ib[idx+1]; 3254 dst_offset |= ((u64)(ib[idx+3] & 0x00ff0000)) << 16; 3255 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3256 dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n", 3257 dst_offset, radeon_bo_size(dst_reloc->robj)); 3258 return -EINVAL; 3259 } 3260 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3261 ib[idx+3] += (upper_32_bits(dst_reloc->lobj.gpu_offset) << 16) & 0x00ff0000; 3262 p->idx += 4; 3263 break; 3264 case DMA_PACKET_NOP: 3265 p->idx += 1; 3266 break; 3267 default: 3268 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 3269 return -EINVAL; 3270 } 3271 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 3272 #if 0 3273 for (r = 0; r < p->ib->length_dw; r++) { 3274 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 3275 mdelay(1); 3276 } 3277 #endif 3278 return 0; 3279 } 3280 3281 /* vm parser */ 3282 static bool evergreen_vm_reg_valid(u32 reg) 3283 { 3284 /* context regs are fine */ 3285 if (reg >= 0x28000) 3286 return true; 3287 3288 /* check config regs */ 3289 switch (reg) { 3290 case GRBM_GFX_INDEX: 3291 case CP_STRMOUT_CNTL: 3292 case CP_COHER_CNTL: 3293 case CP_COHER_SIZE: 3294 case VGT_VTX_VECT_EJECT_REG: 3295 case VGT_CACHE_INVALIDATION: 3296 case VGT_GS_VERTEX_REUSE: 3297 case VGT_PRIMITIVE_TYPE: 3298 case VGT_INDEX_TYPE: 3299 case VGT_NUM_INDICES: 3300 case VGT_NUM_INSTANCES: 3301 case VGT_COMPUTE_DIM_X: 3302 case VGT_COMPUTE_DIM_Y: 3303 case VGT_COMPUTE_DIM_Z: 3304 case VGT_COMPUTE_START_X: 3305 case VGT_COMPUTE_START_Y: 3306 case VGT_COMPUTE_START_Z: 3307 case VGT_COMPUTE_INDEX: 3308 case VGT_COMPUTE_THREAD_GROUP_SIZE: 3309 case VGT_HS_OFFCHIP_PARAM: 3310 case PA_CL_ENHANCE: 3311 case PA_SU_LINE_STIPPLE_VALUE: 3312 case PA_SC_LINE_STIPPLE_STATE: 3313 case PA_SC_ENHANCE: 3314 case SQ_DYN_GPR_CNTL_PS_FLUSH_REQ: 3315 case SQ_DYN_GPR_SIMD_LOCK_EN: 3316 case SQ_CONFIG: 3317 case SQ_GPR_RESOURCE_MGMT_1: 3318 case SQ_GLOBAL_GPR_RESOURCE_MGMT_1: 3319 case SQ_GLOBAL_GPR_RESOURCE_MGMT_2: 3320 case SQ_CONST_MEM_BASE: 3321 case SQ_STATIC_THREAD_MGMT_1: 3322 case SQ_STATIC_THREAD_MGMT_2: 3323 case SQ_STATIC_THREAD_MGMT_3: 3324 case SPI_CONFIG_CNTL: 3325 case SPI_CONFIG_CNTL_1: 3326 case TA_CNTL_AUX: 3327 case DB_DEBUG: 3328 case DB_DEBUG2: 3329 case DB_DEBUG3: 3330 case DB_DEBUG4: 3331 case DB_WATERMARKS: 3332 case TD_PS_BORDER_COLOR_INDEX: 3333 case TD_PS_BORDER_COLOR_RED: 3334 case TD_PS_BORDER_COLOR_GREEN: 3335 case TD_PS_BORDER_COLOR_BLUE: 3336 case TD_PS_BORDER_COLOR_ALPHA: 3337 case TD_VS_BORDER_COLOR_INDEX: 3338 case TD_VS_BORDER_COLOR_RED: 3339 case TD_VS_BORDER_COLOR_GREEN: 3340 case TD_VS_BORDER_COLOR_BLUE: 3341 case TD_VS_BORDER_COLOR_ALPHA: 3342 case TD_GS_BORDER_COLOR_INDEX: 3343 case TD_GS_BORDER_COLOR_RED: 3344 case TD_GS_BORDER_COLOR_GREEN: 3345 case TD_GS_BORDER_COLOR_BLUE: 3346 case TD_GS_BORDER_COLOR_ALPHA: 3347 case TD_HS_BORDER_COLOR_INDEX: 3348 case TD_HS_BORDER_COLOR_RED: 3349 case TD_HS_BORDER_COLOR_GREEN: 3350 case TD_HS_BORDER_COLOR_BLUE: 3351 case TD_HS_BORDER_COLOR_ALPHA: 3352 case TD_LS_BORDER_COLOR_INDEX: 3353 case TD_LS_BORDER_COLOR_RED: 3354 case TD_LS_BORDER_COLOR_GREEN: 3355 case TD_LS_BORDER_COLOR_BLUE: 3356 case TD_LS_BORDER_COLOR_ALPHA: 3357 case TD_CS_BORDER_COLOR_INDEX: 3358 case TD_CS_BORDER_COLOR_RED: 3359 case TD_CS_BORDER_COLOR_GREEN: 3360 case TD_CS_BORDER_COLOR_BLUE: 3361 case TD_CS_BORDER_COLOR_ALPHA: 3362 case SQ_ESGS_RING_SIZE: 3363 case SQ_GSVS_RING_SIZE: 3364 case SQ_ESTMP_RING_SIZE: 3365 case SQ_GSTMP_RING_SIZE: 3366 case SQ_HSTMP_RING_SIZE: 3367 case SQ_LSTMP_RING_SIZE: 3368 case SQ_PSTMP_RING_SIZE: 3369 case SQ_VSTMP_RING_SIZE: 3370 case SQ_ESGS_RING_ITEMSIZE: 3371 case SQ_ESTMP_RING_ITEMSIZE: 3372 case SQ_GSTMP_RING_ITEMSIZE: 3373 case SQ_GSVS_RING_ITEMSIZE: 3374 case SQ_GS_VERT_ITEMSIZE: 3375 case SQ_GS_VERT_ITEMSIZE_1: 3376 case SQ_GS_VERT_ITEMSIZE_2: 3377 case SQ_GS_VERT_ITEMSIZE_3: 3378 case SQ_GSVS_RING_OFFSET_1: 3379 case SQ_GSVS_RING_OFFSET_2: 3380 case SQ_GSVS_RING_OFFSET_3: 3381 case SQ_HSTMP_RING_ITEMSIZE: 3382 case SQ_LSTMP_RING_ITEMSIZE: 3383 case SQ_PSTMP_RING_ITEMSIZE: 3384 case SQ_VSTMP_RING_ITEMSIZE: 3385 case VGT_TF_RING_SIZE: 3386 case SQ_ESGS_RING_BASE: 3387 case SQ_GSVS_RING_BASE: 3388 case SQ_ESTMP_RING_BASE: 3389 case SQ_GSTMP_RING_BASE: 3390 case SQ_HSTMP_RING_BASE: 3391 case SQ_LSTMP_RING_BASE: 3392 case SQ_PSTMP_RING_BASE: 3393 case SQ_VSTMP_RING_BASE: 3394 case CAYMAN_VGT_OFFCHIP_LDS_BASE: 3395 case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS: 3396 return true; 3397 default: 3398 DRM_ERROR("Invalid register 0x%x in CS\n", reg); 3399 return false; 3400 } 3401 } 3402 3403 static int evergreen_vm_packet3_check(struct radeon_device *rdev, 3404 u32 *ib, struct radeon_cs_packet *pkt) 3405 { 3406 u32 idx = pkt->idx + 1; 3407 u32 idx_value = ib[idx]; 3408 u32 start_reg, end_reg, reg, i; 3409 u32 command, info; 3410 3411 switch (pkt->opcode) { 3412 case PACKET3_NOP: 3413 case PACKET3_SET_BASE: 3414 case PACKET3_CLEAR_STATE: 3415 case PACKET3_INDEX_BUFFER_SIZE: 3416 case PACKET3_DISPATCH_DIRECT: 3417 case PACKET3_DISPATCH_INDIRECT: 3418 case PACKET3_MODE_CONTROL: 3419 case PACKET3_SET_PREDICATION: 3420 case PACKET3_COND_EXEC: 3421 case PACKET3_PRED_EXEC: 3422 case PACKET3_DRAW_INDIRECT: 3423 case PACKET3_DRAW_INDEX_INDIRECT: 3424 case PACKET3_INDEX_BASE: 3425 case PACKET3_DRAW_INDEX_2: 3426 case PACKET3_CONTEXT_CONTROL: 3427 case PACKET3_DRAW_INDEX_OFFSET: 3428 case PACKET3_INDEX_TYPE: 3429 case PACKET3_DRAW_INDEX: 3430 case PACKET3_DRAW_INDEX_AUTO: 3431 case PACKET3_DRAW_INDEX_IMMD: 3432 case PACKET3_NUM_INSTANCES: 3433 case PACKET3_DRAW_INDEX_MULTI_AUTO: 3434 case PACKET3_STRMOUT_BUFFER_UPDATE: 3435 case PACKET3_DRAW_INDEX_OFFSET_2: 3436 case PACKET3_DRAW_INDEX_MULTI_ELEMENT: 3437 case PACKET3_MPEG_INDEX: 3438 case PACKET3_WAIT_REG_MEM: 3439 case PACKET3_MEM_WRITE: 3440 case PACKET3_SURFACE_SYNC: 3441 case PACKET3_EVENT_WRITE: 3442 case PACKET3_EVENT_WRITE_EOP: 3443 case PACKET3_EVENT_WRITE_EOS: 3444 case PACKET3_SET_CONTEXT_REG: 3445 case PACKET3_SET_BOOL_CONST: 3446 case PACKET3_SET_LOOP_CONST: 3447 case PACKET3_SET_RESOURCE: 3448 case PACKET3_SET_SAMPLER: 3449 case PACKET3_SET_CTL_CONST: 3450 case PACKET3_SET_RESOURCE_OFFSET: 3451 case PACKET3_SET_CONTEXT_REG_INDIRECT: 3452 case PACKET3_SET_RESOURCE_INDIRECT: 3453 case CAYMAN_PACKET3_DEALLOC_STATE: 3454 break; 3455 case PACKET3_COND_WRITE: 3456 if (idx_value & 0x100) { 3457 reg = ib[idx + 5] * 4; 3458 if (!evergreen_vm_reg_valid(reg)) 3459 return -EINVAL; 3460 } 3461 break; 3462 case PACKET3_COPY_DW: 3463 if (idx_value & 0x2) { 3464 reg = ib[idx + 3] * 4; 3465 if (!evergreen_vm_reg_valid(reg)) 3466 return -EINVAL; 3467 } 3468 break; 3469 case PACKET3_SET_CONFIG_REG: 3470 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 3471 end_reg = 4 * pkt->count + start_reg - 4; 3472 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 3473 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 3474 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 3475 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 3476 return -EINVAL; 3477 } 3478 for (i = 0; i < pkt->count; i++) { 3479 reg = start_reg + (4 * i); 3480 if (!evergreen_vm_reg_valid(reg)) 3481 return -EINVAL; 3482 } 3483 break; 3484 case PACKET3_CP_DMA: 3485 command = ib[idx + 4]; 3486 info = ib[idx + 1]; 3487 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 3488 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 3489 ((((info & 0x00300000) >> 20) == 0) && 3490 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 3491 ((((info & 0x60000000) >> 29) == 0) && 3492 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 3493 /* non mem to mem copies requires dw aligned count */ 3494 if ((command & 0x1fffff) % 4) { 3495 DRM_ERROR("CP DMA command requires dw count alignment\n"); 3496 return -EINVAL; 3497 } 3498 } 3499 if (command & PACKET3_CP_DMA_CMD_SAS) { 3500 /* src address space is register */ 3501 if (((info & 0x60000000) >> 29) == 0) { 3502 start_reg = idx_value << 2; 3503 if (command & PACKET3_CP_DMA_CMD_SAIC) { 3504 reg = start_reg; 3505 if (!evergreen_vm_reg_valid(reg)) { 3506 DRM_ERROR("CP DMA Bad SRC register\n"); 3507 return -EINVAL; 3508 } 3509 } else { 3510 for (i = 0; i < (command & 0x1fffff); i++) { 3511 reg = start_reg + (4 * i); 3512 if (!evergreen_vm_reg_valid(reg)) { 3513 DRM_ERROR("CP DMA Bad SRC register\n"); 3514 return -EINVAL; 3515 } 3516 } 3517 } 3518 } 3519 } 3520 if (command & PACKET3_CP_DMA_CMD_DAS) { 3521 /* dst address space is register */ 3522 if (((info & 0x00300000) >> 20) == 0) { 3523 start_reg = ib[idx + 2]; 3524 if (command & PACKET3_CP_DMA_CMD_DAIC) { 3525 reg = start_reg; 3526 if (!evergreen_vm_reg_valid(reg)) { 3527 DRM_ERROR("CP DMA Bad DST register\n"); 3528 return -EINVAL; 3529 } 3530 } else { 3531 for (i = 0; i < (command & 0x1fffff); i++) { 3532 reg = start_reg + (4 * i); 3533 if (!evergreen_vm_reg_valid(reg)) { 3534 DRM_ERROR("CP DMA Bad DST register\n"); 3535 return -EINVAL; 3536 } 3537 } 3538 } 3539 } 3540 } 3541 break; 3542 default: 3543 return -EINVAL; 3544 } 3545 return 0; 3546 } 3547 3548 int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 3549 { 3550 int ret = 0; 3551 u32 idx = 0; 3552 struct radeon_cs_packet pkt; 3553 3554 do { 3555 pkt.idx = idx; 3556 pkt.type = CP_PACKET_GET_TYPE(ib->ptr[idx]); 3557 pkt.count = CP_PACKET_GET_COUNT(ib->ptr[idx]); 3558 pkt.one_reg_wr = 0; 3559 switch (pkt.type) { 3560 case PACKET_TYPE0: 3561 dev_err(rdev->dev, "Packet0 not allowed!\n"); 3562 ret = -EINVAL; 3563 break; 3564 case PACKET_TYPE2: 3565 idx += 1; 3566 break; 3567 case PACKET_TYPE3: 3568 pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]); 3569 ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt); 3570 idx += pkt.count + 2; 3571 break; 3572 default: 3573 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type); 3574 ret = -EINVAL; 3575 break; 3576 } 3577 if (ret) 3578 break; 3579 } while (idx < ib->length_dw); 3580 3581 return ret; 3582 } 3583 3584 /** 3585 * evergreen_dma_ib_parse() - parse the DMA IB for VM 3586 * @rdev: radeon_device pointer 3587 * @ib: radeon_ib pointer 3588 * 3589 * Parses the DMA IB from the VM CS ioctl 3590 * checks for errors. (Cayman-SI) 3591 * Returns 0 for success and an error on failure. 3592 **/ 3593 int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 3594 { 3595 u32 idx = 0; 3596 u32 header, cmd, count, tiled, new_cmd, misc; 3597 3598 do { 3599 header = ib->ptr[idx]; 3600 cmd = GET_DMA_CMD(header); 3601 count = GET_DMA_COUNT(header); 3602 tiled = GET_DMA_T(header); 3603 new_cmd = GET_DMA_NEW(header); 3604 misc = GET_DMA_MISC(header); 3605 3606 switch (cmd) { 3607 case DMA_PACKET_WRITE: 3608 if (tiled) 3609 idx += count + 7; 3610 else 3611 idx += count + 3; 3612 break; 3613 case DMA_PACKET_COPY: 3614 if (tiled) { 3615 if (new_cmd) { 3616 switch (misc) { 3617 case 0: 3618 /* L2T, frame to fields */ 3619 idx += 10; 3620 break; 3621 case 1: 3622 /* L2T, T2L partial */ 3623 idx += 12; 3624 break; 3625 case 3: 3626 /* L2T, broadcast */ 3627 idx += 10; 3628 break; 3629 case 4: 3630 /* L2T, T2L */ 3631 idx += 9; 3632 break; 3633 case 5: 3634 /* T2T partial */ 3635 idx += 13; 3636 break; 3637 case 7: 3638 /* L2T, broadcast */ 3639 idx += 10; 3640 break; 3641 default: 3642 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3643 return -EINVAL; 3644 } 3645 } else { 3646 switch (misc) { 3647 case 0: 3648 idx += 9; 3649 break; 3650 default: 3651 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3652 return -EINVAL; 3653 } 3654 } 3655 } else { 3656 if (new_cmd) { 3657 switch (misc) { 3658 case 0: 3659 /* L2L, byte */ 3660 idx += 5; 3661 break; 3662 case 1: 3663 /* L2L, partial */ 3664 idx += 9; 3665 break; 3666 case 4: 3667 /* L2L, dw, broadcast */ 3668 idx += 7; 3669 break; 3670 default: 3671 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3672 return -EINVAL; 3673 } 3674 } else { 3675 /* L2L, dw */ 3676 idx += 5; 3677 } 3678 } 3679 break; 3680 case DMA_PACKET_CONSTANT_FILL: 3681 idx += 4; 3682 break; 3683 case DMA_PACKET_NOP: 3684 idx += 1; 3685 break; 3686 default: 3687 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 3688 return -EINVAL; 3689 } 3690 } while (idx < ib->length_dw); 3691 3692 return 0; 3693 } 3694