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 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD$"); 31 32#include <dev/drm2/drmP.h> 33#include "radeon.h" 34#include "radeon_asic.h" 35#include "evergreend.h" 36#include "evergreen_reg_safe.h" 37#include "cayman_reg_safe.h" 38#include "r600_cs.h" 39 40#define MAX(a,b) (((a)>(b))?(a):(b)) 41#define MIN(a,b) (((a)<(b))?(a):(b)) 42 43#ifdef FREEBSD_WIP /* FreeBSD: to please GCC 4.2. */ 44int r600_dma_cs_next_reloc(struct radeon_cs_parser *p, 45 struct radeon_cs_reloc **cs_reloc); 46#endif 47static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p, 48 struct radeon_cs_reloc **cs_reloc); 49 50struct evergreen_cs_track { 51 u32 group_size; 52 u32 nbanks; 53 u32 npipes; 54 u32 row_size; 55 /* value we track */ 56 u32 nsamples; /* unused */ 57 struct radeon_bo *cb_color_bo[12]; 58 u32 cb_color_bo_offset[12]; 59 struct radeon_bo *cb_color_fmask_bo[8]; /* unused */ 60 struct radeon_bo *cb_color_cmask_bo[8]; /* unused */ 61 u32 cb_color_info[12]; 62 u32 cb_color_view[12]; 63 u32 cb_color_pitch[12]; 64 u32 cb_color_slice[12]; 65 u32 cb_color_slice_idx[12]; 66 u32 cb_color_attrib[12]; 67 u32 cb_color_cmask_slice[8];/* unused */ 68 u32 cb_color_fmask_slice[8];/* unused */ 69 u32 cb_target_mask; 70 u32 cb_shader_mask; /* unused */ 71 u32 vgt_strmout_config; 72 u32 vgt_strmout_buffer_config; 73 struct radeon_bo *vgt_strmout_bo[4]; 74 u32 vgt_strmout_bo_offset[4]; 75 u32 vgt_strmout_size[4]; 76 u32 db_depth_control; 77 u32 db_depth_view; 78 u32 db_depth_slice; 79 u32 db_depth_size; 80 u32 db_z_info; 81 u32 db_z_read_offset; 82 u32 db_z_write_offset; 83 struct radeon_bo *db_z_read_bo; 84 struct radeon_bo *db_z_write_bo; 85 u32 db_s_info; 86 u32 db_s_read_offset; 87 u32 db_s_write_offset; 88 struct radeon_bo *db_s_read_bo; 89 struct radeon_bo *db_s_write_bo; 90 bool sx_misc_kill_all_prims; 91 bool cb_dirty; 92 bool db_dirty; 93 bool streamout_dirty; 94 u32 htile_offset; 95 u32 htile_surface; 96 struct radeon_bo *htile_bo; 97}; 98 99static u32 evergreen_cs_get_aray_mode(u32 tiling_flags) 100{ 101 if (tiling_flags & RADEON_TILING_MACRO) 102 return ARRAY_2D_TILED_THIN1; 103 else if (tiling_flags & RADEON_TILING_MICRO) 104 return ARRAY_1D_TILED_THIN1; 105 else 106 return ARRAY_LINEAR_GENERAL; 107} 108 109static u32 evergreen_cs_get_num_banks(u32 nbanks) 110{ 111 switch (nbanks) { 112 case 2: 113 return ADDR_SURF_2_BANK; 114 case 4: 115 return ADDR_SURF_4_BANK; 116 case 8: 117 default: 118 return ADDR_SURF_8_BANK; 119 case 16: 120 return ADDR_SURF_16_BANK; 121 } 122} 123 124static void evergreen_cs_track_init(struct evergreen_cs_track *track) 125{ 126 int i; 127 128 for (i = 0; i < 8; i++) { 129 track->cb_color_fmask_bo[i] = NULL; 130 track->cb_color_cmask_bo[i] = NULL; 131 track->cb_color_cmask_slice[i] = 0; 132 track->cb_color_fmask_slice[i] = 0; 133 } 134 135 for (i = 0; i < 12; i++) { 136 track->cb_color_bo[i] = NULL; 137 track->cb_color_bo_offset[i] = 0xFFFFFFFF; 138 track->cb_color_info[i] = 0; 139 track->cb_color_view[i] = 0xFFFFFFFF; 140 track->cb_color_pitch[i] = 0; 141 track->cb_color_slice[i] = 0xfffffff; 142 track->cb_color_slice_idx[i] = 0; 143 } 144 track->cb_target_mask = 0xFFFFFFFF; 145 track->cb_shader_mask = 0xFFFFFFFF; 146 track->cb_dirty = true; 147 148 track->db_depth_slice = 0xffffffff; 149 track->db_depth_view = 0xFFFFC000; 150 track->db_depth_size = 0xFFFFFFFF; 151 track->db_depth_control = 0xFFFFFFFF; 152 track->db_z_info = 0xFFFFFFFF; 153 track->db_z_read_offset = 0xFFFFFFFF; 154 track->db_z_write_offset = 0xFFFFFFFF; 155 track->db_z_read_bo = NULL; 156 track->db_z_write_bo = NULL; 157 track->db_s_info = 0xFFFFFFFF; 158 track->db_s_read_offset = 0xFFFFFFFF; 159 track->db_s_write_offset = 0xFFFFFFFF; 160 track->db_s_read_bo = NULL; 161 track->db_s_write_bo = NULL; 162 track->db_dirty = true; 163 track->htile_bo = NULL; 164 track->htile_offset = 0xFFFFFFFF; 165 track->htile_surface = 0; 166 167 for (i = 0; i < 4; i++) { 168 track->vgt_strmout_size[i] = 0; 169 track->vgt_strmout_bo[i] = NULL; 170 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF; 171 } 172 track->streamout_dirty = true; 173 track->sx_misc_kill_all_prims = false; 174} 175 176struct eg_surface { 177 /* value gathered from cs */ 178 unsigned nbx; 179 unsigned nby; 180 unsigned format; 181 unsigned mode; 182 unsigned nbanks; 183 unsigned bankw; 184 unsigned bankh; 185 unsigned tsplit; 186 unsigned mtilea; 187 unsigned nsamples; 188 /* output value */ 189 unsigned bpe; 190 unsigned layer_size; 191 unsigned palign; 192 unsigned halign; 193 unsigned long base_align; 194}; 195 196static int evergreen_surface_check_linear(struct radeon_cs_parser *p, 197 struct eg_surface *surf, 198 const char *prefix) 199{ 200 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 201 surf->base_align = surf->bpe; 202 surf->palign = 1; 203 surf->halign = 1; 204 return 0; 205} 206 207static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p, 208 struct eg_surface *surf, 209 const char *prefix) 210{ 211 struct evergreen_cs_track *track = p->track; 212 unsigned palign; 213 214 palign = MAX(64, track->group_size / surf->bpe); 215 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 216 surf->base_align = track->group_size; 217 surf->palign = palign; 218 surf->halign = 1; 219 if (surf->nbx & (palign - 1)) { 220 if (prefix) { 221 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 222 __func__, __LINE__, prefix, surf->nbx, palign); 223 } 224 return -EINVAL; 225 } 226 return 0; 227} 228 229static int evergreen_surface_check_1d(struct radeon_cs_parser *p, 230 struct eg_surface *surf, 231 const char *prefix) 232{ 233 struct evergreen_cs_track *track = p->track; 234 unsigned palign; 235 236 palign = track->group_size / (8 * surf->bpe * surf->nsamples); 237 palign = MAX(8, palign); 238 surf->layer_size = surf->nbx * surf->nby * surf->bpe; 239 surf->base_align = track->group_size; 240 surf->palign = palign; 241 surf->halign = 8; 242 if ((surf->nbx & (palign - 1))) { 243 if (prefix) { 244 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n", 245 __func__, __LINE__, prefix, surf->nbx, palign, 246 track->group_size, surf->bpe, surf->nsamples); 247 } 248 return -EINVAL; 249 } 250 if ((surf->nby & (8 - 1))) { 251 if (prefix) { 252 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n", 253 __func__, __LINE__, prefix, surf->nby); 254 } 255 return -EINVAL; 256 } 257 return 0; 258} 259 260static int evergreen_surface_check_2d(struct radeon_cs_parser *p, 261 struct eg_surface *surf, 262 const char *prefix) 263{ 264 struct evergreen_cs_track *track = p->track; 265 unsigned palign, halign, tileb, slice_pt; 266 unsigned mtile_pr, mtile_ps, mtileb; 267 268 tileb = 64 * surf->bpe * surf->nsamples; 269 slice_pt = 1; 270 if (tileb > surf->tsplit) { 271 slice_pt = tileb / surf->tsplit; 272 } 273 tileb = tileb / slice_pt; 274 /* macro tile width & height */ 275 palign = (8 * surf->bankw * track->npipes) * surf->mtilea; 276 halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea; 277 mtileb = (palign / 8) * (halign / 8) * tileb; 278 mtile_pr = surf->nbx / palign; 279 mtile_ps = (mtile_pr * surf->nby) / halign; 280 surf->layer_size = mtile_ps * mtileb * slice_pt; 281 surf->base_align = (palign / 8) * (halign / 8) * tileb; 282 surf->palign = palign; 283 surf->halign = halign; 284 285 if ((surf->nbx & (palign - 1))) { 286 if (prefix) { 287 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 288 __func__, __LINE__, prefix, surf->nbx, palign); 289 } 290 return -EINVAL; 291 } 292 if ((surf->nby & (halign - 1))) { 293 if (prefix) { 294 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n", 295 __func__, __LINE__, prefix, surf->nby, halign); 296 } 297 return -EINVAL; 298 } 299 300 return 0; 301} 302 303static int evergreen_surface_check(struct radeon_cs_parser *p, 304 struct eg_surface *surf, 305 const char *prefix) 306{ 307 /* some common value computed here */ 308 surf->bpe = r600_fmt_get_blocksize(surf->format); 309 310 switch (surf->mode) { 311 case ARRAY_LINEAR_GENERAL: 312 return evergreen_surface_check_linear(p, surf, prefix); 313 case ARRAY_LINEAR_ALIGNED: 314 return evergreen_surface_check_linear_aligned(p, surf, prefix); 315 case ARRAY_1D_TILED_THIN1: 316 return evergreen_surface_check_1d(p, surf, prefix); 317 case ARRAY_2D_TILED_THIN1: 318 return evergreen_surface_check_2d(p, surf, prefix); 319 default: 320 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 321 __func__, __LINE__, prefix, surf->mode); 322 return -EINVAL; 323 } 324 return -EINVAL; 325} 326 327static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p, 328 struct eg_surface *surf, 329 const char *prefix) 330{ 331 switch (surf->mode) { 332 case ARRAY_2D_TILED_THIN1: 333 break; 334 case ARRAY_LINEAR_GENERAL: 335 case ARRAY_LINEAR_ALIGNED: 336 case ARRAY_1D_TILED_THIN1: 337 return 0; 338 default: 339 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 340 __func__, __LINE__, prefix, surf->mode); 341 return -EINVAL; 342 } 343 344 switch (surf->nbanks) { 345 case 0: surf->nbanks = 2; break; 346 case 1: surf->nbanks = 4; break; 347 case 2: surf->nbanks = 8; break; 348 case 3: surf->nbanks = 16; break; 349 default: 350 dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n", 351 __func__, __LINE__, prefix, surf->nbanks); 352 return -EINVAL; 353 } 354 switch (surf->bankw) { 355 case 0: surf->bankw = 1; break; 356 case 1: surf->bankw = 2; break; 357 case 2: surf->bankw = 4; break; 358 case 3: surf->bankw = 8; break; 359 default: 360 dev_warn(p->dev, "%s:%d %s invalid bankw %d\n", 361 __func__, __LINE__, prefix, surf->bankw); 362 return -EINVAL; 363 } 364 switch (surf->bankh) { 365 case 0: surf->bankh = 1; break; 366 case 1: surf->bankh = 2; break; 367 case 2: surf->bankh = 4; break; 368 case 3: surf->bankh = 8; break; 369 default: 370 dev_warn(p->dev, "%s:%d %s invalid bankh %d\n", 371 __func__, __LINE__, prefix, surf->bankh); 372 return -EINVAL; 373 } 374 switch (surf->mtilea) { 375 case 0: surf->mtilea = 1; break; 376 case 1: surf->mtilea = 2; break; 377 case 2: surf->mtilea = 4; break; 378 case 3: surf->mtilea = 8; break; 379 default: 380 dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n", 381 __func__, __LINE__, prefix, surf->mtilea); 382 return -EINVAL; 383 } 384 switch (surf->tsplit) { 385 case 0: surf->tsplit = 64; break; 386 case 1: surf->tsplit = 128; break; 387 case 2: surf->tsplit = 256; break; 388 case 3: surf->tsplit = 512; break; 389 case 4: surf->tsplit = 1024; break; 390 case 5: surf->tsplit = 2048; break; 391 case 6: surf->tsplit = 4096; break; 392 default: 393 dev_warn(p->dev, "%s:%d %s invalid tile split %d\n", 394 __func__, __LINE__, prefix, surf->tsplit); 395 return -EINVAL; 396 } 397 return 0; 398} 399 400static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id) 401{ 402 struct evergreen_cs_track *track = p->track; 403 struct eg_surface surf; 404 unsigned pitch, slice, mslice; 405 unsigned long offset; 406 int r; 407 408 mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1; 409 pitch = track->cb_color_pitch[id]; 410 slice = track->cb_color_slice[id]; 411 surf.nbx = (pitch + 1) * 8; 412 surf.nby = ((slice + 1) * 64) / surf.nbx; 413 surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]); 414 surf.format = G_028C70_FORMAT(track->cb_color_info[id]); 415 surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]); 416 surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]); 417 surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]); 418 surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]); 419 surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]); 420 surf.nsamples = 1; 421 422 if (!r600_fmt_is_valid_color(surf.format)) { 423 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n", 424 __func__, __LINE__, surf.format, 425 id, track->cb_color_info[id]); 426 return -EINVAL; 427 } 428 429 r = evergreen_surface_value_conv_check(p, &surf, "cb"); 430 if (r) { 431 return r; 432 } 433 434 r = evergreen_surface_check(p, &surf, "cb"); 435 if (r) { 436 dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 437 __func__, __LINE__, id, track->cb_color_pitch[id], 438 track->cb_color_slice[id], track->cb_color_attrib[id], 439 track->cb_color_info[id]); 440 return r; 441 } 442 443 offset = track->cb_color_bo_offset[id] << 8; 444 if (offset & (surf.base_align - 1)) { 445 dev_warn(p->dev, "%s:%d cb[%d] bo base %ld not aligned with %ld\n", 446 __func__, __LINE__, id, offset, surf.base_align); 447 return -EINVAL; 448 } 449 450 offset += surf.layer_size * mslice; 451 if (offset > radeon_bo_size(track->cb_color_bo[id])) { 452 /* old ddx are broken they allocate bo with w*h*bpp but 453 * program slice with ALIGN(h, 8), catch this and patch 454 * command stream. 455 */ 456 if (!surf.mode) { 457 volatile u32 *ib = p->ib.ptr; 458 unsigned long tmp, nby, bsize, size, min = 0; 459 460 /* find the height the ddx wants */ 461 if (surf.nby > 8) { 462 min = surf.nby - 8; 463 } 464 bsize = radeon_bo_size(track->cb_color_bo[id]); 465 tmp = track->cb_color_bo_offset[id] << 8; 466 for (nby = surf.nby; nby > min; nby--) { 467 size = nby * surf.nbx * surf.bpe * surf.nsamples; 468 if ((tmp + size * mslice) <= bsize) { 469 break; 470 } 471 } 472 if (nby > min) { 473 surf.nby = nby; 474 slice = ((nby * surf.nbx) / 64) - 1; 475 if (!evergreen_surface_check(p, &surf, "cb")) { 476 /* check if this one works */ 477 tmp += surf.layer_size * mslice; 478 if (tmp <= bsize) { 479 ib[track->cb_color_slice_idx[id]] = slice; 480 goto old_ddx_ok; 481 } 482 } 483 } 484 } 485 dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, " 486 "offset %d, max layer %d, bo size %ld, slice %d)\n", 487 __func__, __LINE__, id, surf.layer_size, 488 track->cb_color_bo_offset[id] << 8, mslice, 489 radeon_bo_size(track->cb_color_bo[id]), slice); 490 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 491 __func__, __LINE__, surf.nbx, surf.nby, 492 surf.mode, surf.bpe, surf.nsamples, 493 surf.bankw, surf.bankh, 494 surf.tsplit, surf.mtilea); 495 return -EINVAL; 496 } 497old_ddx_ok: 498 499 return 0; 500} 501 502static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p, 503 unsigned nbx, unsigned nby) 504{ 505 struct evergreen_cs_track *track = p->track; 506 unsigned long size; 507 508 if (track->htile_bo == NULL) { 509 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n", 510 __func__, __LINE__, track->db_z_info); 511 return -EINVAL; 512 } 513 514 if (G_028ABC_LINEAR(track->htile_surface)) { 515 /* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */ 516 nbx = roundup(nbx, 16 * 8); 517 /* height is npipes htiles aligned == npipes * 8 pixel aligned */ 518 nby = roundup(nby, track->npipes * 8); 519 } else { 520 /* always assume 8x8 htile */ 521 /* align is htile align * 8, htile align vary according to 522 * number of pipe and tile width and nby 523 */ 524 switch (track->npipes) { 525 case 8: 526 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 527 nbx = roundup(nbx, 64 * 8); 528 nby = roundup(nby, 64 * 8); 529 break; 530 case 4: 531 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 532 nbx = roundup(nbx, 64 * 8); 533 nby = roundup(nby, 32 * 8); 534 break; 535 case 2: 536 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 537 nbx = roundup(nbx, 32 * 8); 538 nby = roundup(nby, 32 * 8); 539 break; 540 case 1: 541 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 542 nbx = roundup(nbx, 32 * 8); 543 nby = roundup(nby, 16 * 8); 544 break; 545 default: 546 dev_warn(p->dev, "%s:%d invalid num pipes %d\n", 547 __func__, __LINE__, track->npipes); 548 return -EINVAL; 549 } 550 } 551 /* compute number of htile */ 552 nbx = nbx >> 3; 553 nby = nby >> 3; 554 /* size must be aligned on npipes * 2K boundary */ 555 size = roundup(nbx * nby * 4, track->npipes * (2 << 10)); 556 size += track->htile_offset; 557 558 if (size > radeon_bo_size(track->htile_bo)) { 559 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n", 560 __func__, __LINE__, radeon_bo_size(track->htile_bo), 561 size, nbx, nby); 562 return -EINVAL; 563 } 564 return 0; 565} 566 567static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p) 568{ 569 struct evergreen_cs_track *track = p->track; 570 struct eg_surface surf; 571 unsigned pitch, slice, mslice; 572 unsigned long offset; 573 int r; 574 575 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 576 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 577 slice = track->db_depth_slice; 578 surf.nbx = (pitch + 1) * 8; 579 surf.nby = ((slice + 1) * 64) / surf.nbx; 580 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 581 surf.format = G_028044_FORMAT(track->db_s_info); 582 surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info); 583 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 584 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 585 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 586 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 587 surf.nsamples = 1; 588 589 if (surf.format != 1) { 590 dev_warn(p->dev, "%s:%d stencil invalid format %d\n", 591 __func__, __LINE__, surf.format); 592 return -EINVAL; 593 } 594 /* replace by color format so we can use same code */ 595 surf.format = V_028C70_COLOR_8; 596 597 r = evergreen_surface_value_conv_check(p, &surf, "stencil"); 598 if (r) { 599 return r; 600 } 601 602 r = evergreen_surface_check(p, &surf, NULL); 603 if (r) { 604 /* old userspace doesn't compute proper depth/stencil alignment 605 * check that alignment against a bigger byte per elements and 606 * only report if that alignment is wrong too. 607 */ 608 surf.format = V_028C70_COLOR_8_8_8_8; 609 r = evergreen_surface_check(p, &surf, "stencil"); 610 if (r) { 611 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 612 __func__, __LINE__, track->db_depth_size, 613 track->db_depth_slice, track->db_s_info, track->db_z_info); 614 } 615 return r; 616 } 617 618 offset = track->db_s_read_offset << 8; 619 if (offset & (surf.base_align - 1)) { 620 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 621 __func__, __LINE__, offset, surf.base_align); 622 return -EINVAL; 623 } 624 offset += surf.layer_size * mslice; 625 if (offset > radeon_bo_size(track->db_s_read_bo)) { 626 dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, " 627 "offset %ld, max layer %d, bo size %ld)\n", 628 __func__, __LINE__, surf.layer_size, 629 (unsigned long)track->db_s_read_offset << 8, mslice, 630 radeon_bo_size(track->db_s_read_bo)); 631 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 632 __func__, __LINE__, track->db_depth_size, 633 track->db_depth_slice, track->db_s_info, track->db_z_info); 634 return -EINVAL; 635 } 636 637 offset = track->db_s_write_offset << 8; 638 if (offset & (surf.base_align - 1)) { 639 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 640 __func__, __LINE__, offset, surf.base_align); 641 return -EINVAL; 642 } 643 offset += surf.layer_size * mslice; 644 if (offset > radeon_bo_size(track->db_s_write_bo)) { 645 dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, " 646 "offset %ld, max layer %d, bo size %ld)\n", 647 __func__, __LINE__, surf.layer_size, 648 (unsigned long)track->db_s_write_offset << 8, mslice, 649 radeon_bo_size(track->db_s_write_bo)); 650 return -EINVAL; 651 } 652 653 /* hyperz */ 654 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 655 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 656 if (r) { 657 return r; 658 } 659 } 660 661 return 0; 662} 663 664static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p) 665{ 666 struct evergreen_cs_track *track = p->track; 667 struct eg_surface surf; 668 unsigned pitch, slice, mslice; 669 unsigned long offset; 670 int r; 671 672 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 673 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 674 slice = track->db_depth_slice; 675 surf.nbx = (pitch + 1) * 8; 676 surf.nby = ((slice + 1) * 64) / surf.nbx; 677 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 678 surf.format = G_028040_FORMAT(track->db_z_info); 679 surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info); 680 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 681 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 682 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 683 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 684 surf.nsamples = 1; 685 686 switch (surf.format) { 687 case V_028040_Z_16: 688 surf.format = V_028C70_COLOR_16; 689 break; 690 case V_028040_Z_24: 691 case V_028040_Z_32_FLOAT: 692 surf.format = V_028C70_COLOR_8_8_8_8; 693 break; 694 default: 695 dev_warn(p->dev, "%s:%d depth invalid format %d\n", 696 __func__, __LINE__, surf.format); 697 return -EINVAL; 698 } 699 700 r = evergreen_surface_value_conv_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 r = evergreen_surface_check(p, &surf, "depth"); 709 if (r) { 710 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 711 __func__, __LINE__, track->db_depth_size, 712 track->db_depth_slice, track->db_z_info); 713 return r; 714 } 715 716 offset = track->db_z_read_offset << 8; 717 if (offset & (surf.base_align - 1)) { 718 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 719 __func__, __LINE__, offset, surf.base_align); 720 return -EINVAL; 721 } 722 offset += surf.layer_size * mslice; 723 if (offset > radeon_bo_size(track->db_z_read_bo)) { 724 dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, " 725 "offset %ld, max layer %d, bo size %ld)\n", 726 __func__, __LINE__, surf.layer_size, 727 (unsigned long)track->db_z_read_offset << 8, mslice, 728 radeon_bo_size(track->db_z_read_bo)); 729 return -EINVAL; 730 } 731 732 offset = track->db_z_write_offset << 8; 733 if (offset & (surf.base_align - 1)) { 734 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 735 __func__, __LINE__, offset, surf.base_align); 736 return -EINVAL; 737 } 738 offset += surf.layer_size * mslice; 739 if (offset > radeon_bo_size(track->db_z_write_bo)) { 740 dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, " 741 "offset %ld, max layer %d, bo size %ld)\n", 742 __func__, __LINE__, surf.layer_size, 743 (unsigned long)track->db_z_write_offset << 8, mslice, 744 radeon_bo_size(track->db_z_write_bo)); 745 return -EINVAL; 746 } 747 748 /* hyperz */ 749 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 750 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 751 if (r) { 752 return r; 753 } 754 } 755 756 return 0; 757} 758 759static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p, 760 struct radeon_bo *texture, 761 struct radeon_bo *mipmap, 762 unsigned idx) 763{ 764 struct eg_surface surf; 765 unsigned long toffset, moffset; 766 unsigned dim, llevel, mslice, width, height, depth, i; 767 u32 texdw[8]; 768 int r; 769 770 texdw[0] = radeon_get_ib_value(p, idx + 0); 771 texdw[1] = radeon_get_ib_value(p, idx + 1); 772 texdw[2] = radeon_get_ib_value(p, idx + 2); 773 texdw[3] = radeon_get_ib_value(p, idx + 3); 774 texdw[4] = radeon_get_ib_value(p, idx + 4); 775 texdw[5] = radeon_get_ib_value(p, idx + 5); 776 texdw[6] = radeon_get_ib_value(p, idx + 6); 777 texdw[7] = radeon_get_ib_value(p, idx + 7); 778 dim = G_030000_DIM(texdw[0]); 779 llevel = G_030014_LAST_LEVEL(texdw[5]); 780 mslice = G_030014_LAST_ARRAY(texdw[5]) + 1; 781 width = G_030000_TEX_WIDTH(texdw[0]) + 1; 782 height = G_030004_TEX_HEIGHT(texdw[1]) + 1; 783 depth = G_030004_TEX_DEPTH(texdw[1]) + 1; 784 surf.format = G_03001C_DATA_FORMAT(texdw[7]); 785 surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8; 786 surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx); 787 surf.nby = r600_fmt_get_nblocksy(surf.format, height); 788 surf.mode = G_030004_ARRAY_MODE(texdw[1]); 789 surf.tsplit = G_030018_TILE_SPLIT(texdw[6]); 790 surf.nbanks = G_03001C_NUM_BANKS(texdw[7]); 791 surf.bankw = G_03001C_BANK_WIDTH(texdw[7]); 792 surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]); 793 surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]); 794 surf.nsamples = 1; 795 toffset = texdw[2] << 8; 796 moffset = texdw[3] << 8; 797 798 if (!r600_fmt_is_valid_texture(surf.format, p->family)) { 799 dev_warn(p->dev, "%s:%d texture invalid format %d\n", 800 __func__, __LINE__, surf.format); 801 return -EINVAL; 802 } 803 switch (dim) { 804 case V_030000_SQ_TEX_DIM_1D: 805 case V_030000_SQ_TEX_DIM_2D: 806 case V_030000_SQ_TEX_DIM_CUBEMAP: 807 case V_030000_SQ_TEX_DIM_1D_ARRAY: 808 case V_030000_SQ_TEX_DIM_2D_ARRAY: 809 depth = 1; 810 break; 811 case V_030000_SQ_TEX_DIM_2D_MSAA: 812 case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA: 813 surf.nsamples = 1 << llevel; 814 llevel = 0; 815 depth = 1; 816 break; 817 case V_030000_SQ_TEX_DIM_3D: 818 break; 819 default: 820 dev_warn(p->dev, "%s:%d texture invalid dimension %d\n", 821 __func__, __LINE__, dim); 822 return -EINVAL; 823 } 824 825 r = evergreen_surface_value_conv_check(p, &surf, "texture"); 826 if (r) { 827 return r; 828 } 829 830 /* align height */ 831 evergreen_surface_check(p, &surf, NULL); 832 surf.nby = roundup(surf.nby, surf.halign); 833 834 r = evergreen_surface_check(p, &surf, "texture"); 835 if (r) { 836 dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", 837 __func__, __LINE__, texdw[0], texdw[1], texdw[4], 838 texdw[5], texdw[6], texdw[7]); 839 return r; 840 } 841 842 /* check texture size */ 843 if (toffset & (surf.base_align - 1)) { 844 dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n", 845 __func__, __LINE__, toffset, surf.base_align); 846 return -EINVAL; 847 } 848 if (moffset & (surf.base_align - 1)) { 849 dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n", 850 __func__, __LINE__, moffset, surf.base_align); 851 return -EINVAL; 852 } 853 if (dim == SQ_TEX_DIM_3D) { 854 toffset += surf.layer_size * depth; 855 } else { 856 toffset += surf.layer_size * mslice; 857 } 858 if (toffset > radeon_bo_size(texture)) { 859 dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, " 860 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n", 861 __func__, __LINE__, surf.layer_size, 862 (unsigned long)texdw[2] << 8, mslice, 863 depth, radeon_bo_size(texture), 864 surf.nbx, surf.nby); 865 return -EINVAL; 866 } 867 868 if (!mipmap) { 869 if (llevel) { 870 dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n", 871 __func__, __LINE__); 872 return -EINVAL; 873 } else { 874 return 0; /* everything's ok */ 875 } 876 } 877 878 /* check mipmap size */ 879 for (i = 1; i <= llevel; i++) { 880 unsigned w, h, d; 881 882 w = r600_mip_minify(width, i); 883 h = r600_mip_minify(height, i); 884 d = r600_mip_minify(depth, i); 885 surf.nbx = r600_fmt_get_nblocksx(surf.format, w); 886 surf.nby = r600_fmt_get_nblocksy(surf.format, h); 887 888 switch (surf.mode) { 889 case ARRAY_2D_TILED_THIN1: 890 if (surf.nbx < surf.palign || surf.nby < surf.halign) { 891 surf.mode = ARRAY_1D_TILED_THIN1; 892 } 893 /* recompute alignment */ 894 evergreen_surface_check(p, &surf, NULL); 895 break; 896 case ARRAY_LINEAR_GENERAL: 897 case ARRAY_LINEAR_ALIGNED: 898 case ARRAY_1D_TILED_THIN1: 899 break; 900 default: 901 dev_warn(p->dev, "%s:%d invalid array mode %d\n", 902 __func__, __LINE__, surf.mode); 903 return -EINVAL; 904 } 905 surf.nbx = roundup(surf.nbx, surf.palign); 906 surf.nby = roundup(surf.nby, surf.halign); 907 908 r = evergreen_surface_check(p, &surf, "mipmap"); 909 if (r) { 910 return r; 911 } 912 913 if (dim == SQ_TEX_DIM_3D) { 914 moffset += surf.layer_size * d; 915 } else { 916 moffset += surf.layer_size * mslice; 917 } 918 if (moffset > radeon_bo_size(mipmap)) { 919 dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, " 920 "offset %ld, coffset %ld, max layer %d, depth %d, " 921 "bo size %ld) level0 (%d %d %d)\n", 922 __func__, __LINE__, i, surf.layer_size, 923 (unsigned long)texdw[3] << 8, moffset, mslice, 924 d, radeon_bo_size(mipmap), 925 width, height, depth); 926 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 927 __func__, __LINE__, surf.nbx, surf.nby, 928 surf.mode, surf.bpe, surf.nsamples, 929 surf.bankw, surf.bankh, 930 surf.tsplit, surf.mtilea); 931 return -EINVAL; 932 } 933 } 934 935 return 0; 936} 937 938static int evergreen_cs_track_check(struct radeon_cs_parser *p) 939{ 940 struct evergreen_cs_track *track = p->track; 941 unsigned tmp, i; 942 int r; 943 unsigned buffer_mask = 0; 944 945 /* check streamout */ 946 if (track->streamout_dirty && track->vgt_strmout_config) { 947 for (i = 0; i < 4; i++) { 948 if (track->vgt_strmout_config & (1 << i)) { 949 buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf; 950 } 951 } 952 953 for (i = 0; i < 4; i++) { 954 if (buffer_mask & (1 << i)) { 955 if (track->vgt_strmout_bo[i]) { 956 u64 offset = (u64)track->vgt_strmout_bo_offset[i] + 957 (u64)track->vgt_strmout_size[i]; 958 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) { 959 DRM_ERROR("streamout %d bo too small: 0x%jx, 0x%lx\n", 960 i, (uintmax_t)offset, 961 radeon_bo_size(track->vgt_strmout_bo[i])); 962 return -EINVAL; 963 } 964 } else { 965 dev_warn(p->dev, "No buffer for streamout %d\n", i); 966 return -EINVAL; 967 } 968 } 969 } 970 track->streamout_dirty = false; 971 } 972 973 if (track->sx_misc_kill_all_prims) 974 return 0; 975 976 /* check that we have a cb for each enabled target 977 */ 978 if (track->cb_dirty) { 979 tmp = track->cb_target_mask; 980 for (i = 0; i < 8; i++) { 981 if ((tmp >> (i * 4)) & 0xF) { 982 /* at least one component is enabled */ 983 if (track->cb_color_bo[i] == NULL) { 984 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n", 985 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i); 986 return -EINVAL; 987 } 988 /* check cb */ 989 r = evergreen_cs_track_validate_cb(p, i); 990 if (r) { 991 return r; 992 } 993 } 994 } 995 track->cb_dirty = false; 996 } 997 998 if (track->db_dirty) { 999 /* Check stencil buffer */ 1000 if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID && 1001 G_028800_STENCIL_ENABLE(track->db_depth_control)) { 1002 r = evergreen_cs_track_validate_stencil(p); 1003 if (r) 1004 return r; 1005 } 1006 /* Check depth buffer */ 1007 if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID && 1008 G_028800_Z_ENABLE(track->db_depth_control)) { 1009 r = evergreen_cs_track_validate_depth(p); 1010 if (r) 1011 return r; 1012 } 1013 track->db_dirty = false; 1014 } 1015 1016 return 0; 1017} 1018 1019/** 1020 * evergreen_cs_packet_parse() - parse cp packet and point ib index to next packet 1021 * @parser: parser structure holding parsing context. 1022 * @pkt: where to store packet informations 1023 * 1024 * Assume that chunk_ib_index is properly set. Will return -EINVAL 1025 * if packet is bigger than remaining ib size. or if packets is unknown. 1026 **/ 1027static int evergreen_cs_packet_parse(struct radeon_cs_parser *p, 1028 struct radeon_cs_packet *pkt, 1029 unsigned idx) 1030{ 1031 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; 1032 uint32_t header; 1033 1034 if (idx >= ib_chunk->length_dw) { 1035 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 1036 idx, ib_chunk->length_dw); 1037 return -EINVAL; 1038 } 1039 header = radeon_get_ib_value(p, idx); 1040 pkt->idx = idx; 1041 pkt->type = CP_PACKET_GET_TYPE(header); 1042 pkt->count = CP_PACKET_GET_COUNT(header); 1043 pkt->one_reg_wr = 0; 1044 switch (pkt->type) { 1045 case PACKET_TYPE0: 1046 pkt->reg = CP_PACKET0_GET_REG(header); 1047 break; 1048 case PACKET_TYPE3: 1049 pkt->opcode = CP_PACKET3_GET_OPCODE(header); 1050 break; 1051 case PACKET_TYPE2: 1052 pkt->count = -1; 1053 break; 1054 default: 1055 DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx); 1056 return -EINVAL; 1057 } 1058 if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) { 1059 DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n", 1060 pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw); 1061 return -EINVAL; 1062 } 1063 return 0; 1064} 1065 1066/** 1067 * evergreen_cs_packet_next_reloc() - parse next packet which should be reloc packet3 1068 * @parser: parser structure holding parsing context. 1069 * @data: pointer to relocation data 1070 * @offset_start: starting offset 1071 * @offset_mask: offset mask (to align start offset on) 1072 * @reloc: reloc informations 1073 * 1074 * Check next packet is relocation packet3, do bo validation and compute 1075 * GPU offset using the provided start. 1076 **/ 1077static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p, 1078 struct radeon_cs_reloc **cs_reloc) 1079{ 1080 struct radeon_cs_chunk *relocs_chunk; 1081 struct radeon_cs_packet p3reloc; 1082 unsigned idx; 1083 int r; 1084 1085 if (p->chunk_relocs_idx == -1) { 1086 DRM_ERROR("No relocation chunk !\n"); 1087 return -EINVAL; 1088 } 1089 *cs_reloc = NULL; 1090 relocs_chunk = &p->chunks[p->chunk_relocs_idx]; 1091 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx); 1092 if (r) { 1093 return r; 1094 } 1095 p->idx += p3reloc.count + 2; 1096 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { 1097 DRM_ERROR("No packet3 for relocation for packet at %d.\n", 1098 p3reloc.idx); 1099 return -EINVAL; 1100 } 1101 idx = radeon_get_ib_value(p, p3reloc.idx + 1); 1102 if (idx >= relocs_chunk->length_dw) { 1103 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", 1104 idx, relocs_chunk->length_dw); 1105 return -EINVAL; 1106 } 1107 /* FIXME: we assume reloc size is 4 dwords */ 1108 *cs_reloc = p->relocs_ptr[(idx / 4)]; 1109 return 0; 1110} 1111 1112/** 1113 * evergreen_cs_packet_next_is_pkt3_nop() - test if the next packet is NOP 1114 * @p: structure holding the parser context. 1115 * 1116 * Check if the next packet is a relocation packet3. 1117 **/ 1118static bool evergreen_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p) 1119{ 1120 struct radeon_cs_packet p3reloc; 1121 int r; 1122 1123 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx); 1124 if (r) { 1125 return false; 1126 } 1127 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { 1128 return false; 1129 } 1130 return true; 1131} 1132 1133/** 1134 * evergreen_cs_packet_next_vline() - parse userspace VLINE packet 1135 * @parser: parser structure holding parsing context. 1136 * 1137 * Userspace sends a special sequence for VLINE waits. 1138 * PACKET0 - VLINE_START_END + value 1139 * PACKET3 - WAIT_REG_MEM poll vline status reg 1140 * RELOC (P3) - crtc_id in reloc. 1141 * 1142 * This function parses this and relocates the VLINE START END 1143 * and WAIT_REG_MEM packets to the correct crtc. 1144 * It also detects a switched off crtc and nulls out the 1145 * wait in that case. 1146 */ 1147static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p) 1148{ 1149 struct drm_mode_object *obj; 1150 struct drm_crtc *crtc; 1151 struct radeon_crtc *radeon_crtc; 1152 struct radeon_cs_packet p3reloc, wait_reg_mem; 1153 int crtc_id; 1154 int r; 1155 uint32_t header, h_idx, reg, wait_reg_mem_info; 1156 volatile uint32_t *ib; 1157 1158 ib = p->ib.ptr; 1159 1160 /* parse the WAIT_REG_MEM */ 1161 r = evergreen_cs_packet_parse(p, &wait_reg_mem, p->idx); 1162 if (r) 1163 return r; 1164 1165 /* check its a WAIT_REG_MEM */ 1166 if (wait_reg_mem.type != PACKET_TYPE3 || 1167 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) { 1168 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n"); 1169 return -EINVAL; 1170 } 1171 1172 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1); 1173 /* bit 4 is reg (0) or mem (1) */ 1174 if (wait_reg_mem_info & 0x10) { 1175 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM rather than REG\n"); 1176 return -EINVAL; 1177 } 1178 /* waiting for value to be equal */ 1179 if ((wait_reg_mem_info & 0x7) != 0x3) { 1180 DRM_ERROR("vline WAIT_REG_MEM function not equal\n"); 1181 return -EINVAL; 1182 } 1183 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != EVERGREEN_VLINE_STATUS) { 1184 DRM_ERROR("vline WAIT_REG_MEM bad reg\n"); 1185 return -EINVAL; 1186 } 1187 1188 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != EVERGREEN_VLINE_STAT) { 1189 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n"); 1190 return -EINVAL; 1191 } 1192 1193 /* jump over the NOP */ 1194 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2); 1195 if (r) 1196 return r; 1197 1198 h_idx = p->idx - 2; 1199 p->idx += wait_reg_mem.count + 2; 1200 p->idx += p3reloc.count + 2; 1201 1202 header = radeon_get_ib_value(p, h_idx); 1203 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1); 1204 reg = CP_PACKET0_GET_REG(header); 1205 obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); 1206 if (!obj) { 1207 DRM_ERROR("cannot find crtc %d\n", crtc_id); 1208 return -EINVAL; 1209 } 1210 crtc = obj_to_crtc(obj); 1211 radeon_crtc = to_radeon_crtc(crtc); 1212 crtc_id = radeon_crtc->crtc_id; 1213 1214 if (!crtc->enabled) { 1215 /* if the CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */ 1216 ib[h_idx + 2] = PACKET2(0); 1217 ib[h_idx + 3] = PACKET2(0); 1218 ib[h_idx + 4] = PACKET2(0); 1219 ib[h_idx + 5] = PACKET2(0); 1220 ib[h_idx + 6] = PACKET2(0); 1221 ib[h_idx + 7] = PACKET2(0); 1222 ib[h_idx + 8] = PACKET2(0); 1223 } else { 1224 switch (reg) { 1225 case EVERGREEN_VLINE_START_END: 1226 header &= ~R600_CP_PACKET0_REG_MASK; 1227 header |= (EVERGREEN_VLINE_START_END + radeon_crtc->crtc_offset) >> 2; 1228 ib[h_idx] = header; 1229 ib[h_idx + 4] = (EVERGREEN_VLINE_STATUS + radeon_crtc->crtc_offset) >> 2; 1230 break; 1231 default: 1232 DRM_ERROR("unknown crtc reloc\n"); 1233 return -EINVAL; 1234 } 1235 } 1236 return 0; 1237} 1238 1239static int evergreen_packet0_check(struct radeon_cs_parser *p, 1240 struct radeon_cs_packet *pkt, 1241 unsigned idx, unsigned reg) 1242{ 1243 int r; 1244 1245 switch (reg) { 1246 case EVERGREEN_VLINE_START_END: 1247 r = evergreen_cs_packet_parse_vline(p); 1248 if (r) { 1249 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1250 idx, reg); 1251 return r; 1252 } 1253 break; 1254 default: 1255 DRM_ERROR("Forbidden register 0x%04X in cs at %d\n", 1256 reg, idx); 1257 return -EINVAL; 1258 } 1259 return 0; 1260} 1261 1262static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p, 1263 struct radeon_cs_packet *pkt) 1264{ 1265 unsigned reg, i; 1266 unsigned idx; 1267 int r; 1268 1269 idx = pkt->idx + 1; 1270 reg = pkt->reg; 1271 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) { 1272 r = evergreen_packet0_check(p, pkt, idx, reg); 1273 if (r) { 1274 return r; 1275 } 1276 } 1277 return 0; 1278} 1279 1280/** 1281 * evergreen_cs_check_reg() - check if register is authorized or not 1282 * @parser: parser structure holding parsing context 1283 * @reg: register we are testing 1284 * @idx: index into the cs buffer 1285 * 1286 * This function will test against evergreen_reg_safe_bm and return 0 1287 * if register is safe. If register is not flag as safe this function 1288 * will test it against a list of register needind special handling. 1289 */ 1290static int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1291{ 1292 struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track; 1293 struct radeon_cs_reloc *reloc; 1294 u32 last_reg; 1295 u32 m, i, tmp, *ib; 1296 int r; 1297 1298 if (p->rdev->family >= CHIP_CAYMAN) 1299 last_reg = ARRAY_SIZE(cayman_reg_safe_bm); 1300 else 1301 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm); 1302 1303 i = (reg >> 7); 1304 if (i >= last_reg) { 1305 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1306 return -EINVAL; 1307 } 1308 m = 1 << ((reg >> 2) & 31); 1309 if (p->rdev->family >= CHIP_CAYMAN) { 1310 if (!(cayman_reg_safe_bm[i] & m)) 1311 return 0; 1312 } else { 1313 if (!(evergreen_reg_safe_bm[i] & m)) 1314 return 0; 1315 } 1316 ib = p->ib.ptr; 1317 switch (reg) { 1318 /* force following reg to 0 in an attempt to disable out buffer 1319 * which will need us to better understand how it works to perform 1320 * security check on it (Jerome) 1321 */ 1322 case SQ_ESGS_RING_SIZE: 1323 case SQ_GSVS_RING_SIZE: 1324 case SQ_ESTMP_RING_SIZE: 1325 case SQ_GSTMP_RING_SIZE: 1326 case SQ_HSTMP_RING_SIZE: 1327 case SQ_LSTMP_RING_SIZE: 1328 case SQ_PSTMP_RING_SIZE: 1329 case SQ_VSTMP_RING_SIZE: 1330 case SQ_ESGS_RING_ITEMSIZE: 1331 case SQ_ESTMP_RING_ITEMSIZE: 1332 case SQ_GSTMP_RING_ITEMSIZE: 1333 case SQ_GSVS_RING_ITEMSIZE: 1334 case SQ_GS_VERT_ITEMSIZE: 1335 case SQ_GS_VERT_ITEMSIZE_1: 1336 case SQ_GS_VERT_ITEMSIZE_2: 1337 case SQ_GS_VERT_ITEMSIZE_3: 1338 case SQ_GSVS_RING_OFFSET_1: 1339 case SQ_GSVS_RING_OFFSET_2: 1340 case SQ_GSVS_RING_OFFSET_3: 1341 case SQ_HSTMP_RING_ITEMSIZE: 1342 case SQ_LSTMP_RING_ITEMSIZE: 1343 case SQ_PSTMP_RING_ITEMSIZE: 1344 case SQ_VSTMP_RING_ITEMSIZE: 1345 case VGT_TF_RING_SIZE: 1346 /* get value to populate the IB don't remove */ 1347 /*tmp =radeon_get_ib_value(p, idx); 1348 ib[idx] = 0;*/ 1349 break; 1350 case SQ_ESGS_RING_BASE: 1351 case SQ_GSVS_RING_BASE: 1352 case SQ_ESTMP_RING_BASE: 1353 case SQ_GSTMP_RING_BASE: 1354 case SQ_HSTMP_RING_BASE: 1355 case SQ_LSTMP_RING_BASE: 1356 case SQ_PSTMP_RING_BASE: 1357 case SQ_VSTMP_RING_BASE: 1358 r = evergreen_cs_packet_next_reloc(p, &reloc); 1359 if (r) { 1360 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1361 "0x%04X\n", reg); 1362 return -EINVAL; 1363 } 1364 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1365 break; 1366 case DB_DEPTH_CONTROL: 1367 track->db_depth_control = radeon_get_ib_value(p, idx); 1368 track->db_dirty = true; 1369 break; 1370 case CAYMAN_DB_EQAA: 1371 if (p->rdev->family < CHIP_CAYMAN) { 1372 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1373 "0x%04X\n", reg); 1374 return -EINVAL; 1375 } 1376 break; 1377 case CAYMAN_DB_DEPTH_INFO: 1378 if (p->rdev->family < CHIP_CAYMAN) { 1379 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1380 "0x%04X\n", reg); 1381 return -EINVAL; 1382 } 1383 break; 1384 case DB_Z_INFO: 1385 track->db_z_info = radeon_get_ib_value(p, idx); 1386 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1387 r = evergreen_cs_packet_next_reloc(p, &reloc); 1388 if (r) { 1389 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1390 "0x%04X\n", reg); 1391 return -EINVAL; 1392 } 1393 ib[idx] &= ~Z_ARRAY_MODE(0xf); 1394 track->db_z_info &= ~Z_ARRAY_MODE(0xf); 1395 ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1396 track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1397 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1398 unsigned bankw, bankh, mtaspect, tile_split; 1399 1400 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1401 &bankw, &bankh, &mtaspect, 1402 &tile_split); 1403 ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1404 ib[idx] |= DB_TILE_SPLIT(tile_split) | 1405 DB_BANK_WIDTH(bankw) | 1406 DB_BANK_HEIGHT(bankh) | 1407 DB_MACRO_TILE_ASPECT(mtaspect); 1408 } 1409 } 1410 track->db_dirty = true; 1411 break; 1412 case DB_STENCIL_INFO: 1413 track->db_s_info = radeon_get_ib_value(p, idx); 1414 track->db_dirty = true; 1415 break; 1416 case DB_DEPTH_VIEW: 1417 track->db_depth_view = radeon_get_ib_value(p, idx); 1418 track->db_dirty = true; 1419 break; 1420 case DB_DEPTH_SIZE: 1421 track->db_depth_size = radeon_get_ib_value(p, idx); 1422 track->db_dirty = true; 1423 break; 1424 case R_02805C_DB_DEPTH_SLICE: 1425 track->db_depth_slice = radeon_get_ib_value(p, idx); 1426 track->db_dirty = true; 1427 break; 1428 case DB_Z_READ_BASE: 1429 r = evergreen_cs_packet_next_reloc(p, &reloc); 1430 if (r) { 1431 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1432 "0x%04X\n", reg); 1433 return -EINVAL; 1434 } 1435 track->db_z_read_offset = radeon_get_ib_value(p, idx); 1436 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1437 track->db_z_read_bo = reloc->robj; 1438 track->db_dirty = true; 1439 break; 1440 case DB_Z_WRITE_BASE: 1441 r = evergreen_cs_packet_next_reloc(p, &reloc); 1442 if (r) { 1443 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1444 "0x%04X\n", reg); 1445 return -EINVAL; 1446 } 1447 track->db_z_write_offset = radeon_get_ib_value(p, idx); 1448 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1449 track->db_z_write_bo = reloc->robj; 1450 track->db_dirty = true; 1451 break; 1452 case DB_STENCIL_READ_BASE: 1453 r = evergreen_cs_packet_next_reloc(p, &reloc); 1454 if (r) { 1455 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1456 "0x%04X\n", reg); 1457 return -EINVAL; 1458 } 1459 track->db_s_read_offset = radeon_get_ib_value(p, idx); 1460 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1461 track->db_s_read_bo = reloc->robj; 1462 track->db_dirty = true; 1463 break; 1464 case DB_STENCIL_WRITE_BASE: 1465 r = evergreen_cs_packet_next_reloc(p, &reloc); 1466 if (r) { 1467 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1468 "0x%04X\n", reg); 1469 return -EINVAL; 1470 } 1471 track->db_s_write_offset = radeon_get_ib_value(p, idx); 1472 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1473 track->db_s_write_bo = reloc->robj; 1474 track->db_dirty = true; 1475 break; 1476 case VGT_STRMOUT_CONFIG: 1477 track->vgt_strmout_config = radeon_get_ib_value(p, idx); 1478 track->streamout_dirty = true; 1479 break; 1480 case VGT_STRMOUT_BUFFER_CONFIG: 1481 track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx); 1482 track->streamout_dirty = true; 1483 break; 1484 case VGT_STRMOUT_BUFFER_BASE_0: 1485 case VGT_STRMOUT_BUFFER_BASE_1: 1486 case VGT_STRMOUT_BUFFER_BASE_2: 1487 case VGT_STRMOUT_BUFFER_BASE_3: 1488 r = evergreen_cs_packet_next_reloc(p, &reloc); 1489 if (r) { 1490 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1491 "0x%04X\n", reg); 1492 return -EINVAL; 1493 } 1494 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16; 1495 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1496 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1497 track->vgt_strmout_bo[tmp] = reloc->robj; 1498 track->streamout_dirty = true; 1499 break; 1500 case VGT_STRMOUT_BUFFER_SIZE_0: 1501 case VGT_STRMOUT_BUFFER_SIZE_1: 1502 case VGT_STRMOUT_BUFFER_SIZE_2: 1503 case VGT_STRMOUT_BUFFER_SIZE_3: 1504 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16; 1505 /* size in register is DWs, convert to bytes */ 1506 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4; 1507 track->streamout_dirty = true; 1508 break; 1509 case CP_COHER_BASE: 1510 r = evergreen_cs_packet_next_reloc(p, &reloc); 1511 if (r) { 1512 dev_warn(p->dev, "missing reloc for CP_COHER_BASE " 1513 "0x%04X\n", reg); 1514 return -EINVAL; 1515 } 1516 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1517 case CB_TARGET_MASK: 1518 track->cb_target_mask = radeon_get_ib_value(p, idx); 1519 track->cb_dirty = true; 1520 break; 1521 case CB_SHADER_MASK: 1522 track->cb_shader_mask = radeon_get_ib_value(p, idx); 1523 track->cb_dirty = true; 1524 break; 1525 case PA_SC_AA_CONFIG: 1526 if (p->rdev->family >= CHIP_CAYMAN) { 1527 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1528 "0x%04X\n", reg); 1529 return -EINVAL; 1530 } 1531 tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK; 1532 track->nsamples = 1 << tmp; 1533 break; 1534 case CAYMAN_PA_SC_AA_CONFIG: 1535 if (p->rdev->family < CHIP_CAYMAN) { 1536 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1537 "0x%04X\n", reg); 1538 return -EINVAL; 1539 } 1540 tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK; 1541 track->nsamples = 1 << tmp; 1542 break; 1543 case CB_COLOR0_VIEW: 1544 case CB_COLOR1_VIEW: 1545 case CB_COLOR2_VIEW: 1546 case CB_COLOR3_VIEW: 1547 case CB_COLOR4_VIEW: 1548 case CB_COLOR5_VIEW: 1549 case CB_COLOR6_VIEW: 1550 case CB_COLOR7_VIEW: 1551 tmp = (reg - CB_COLOR0_VIEW) / 0x3c; 1552 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1553 track->cb_dirty = true; 1554 break; 1555 case CB_COLOR8_VIEW: 1556 case CB_COLOR9_VIEW: 1557 case CB_COLOR10_VIEW: 1558 case CB_COLOR11_VIEW: 1559 tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8; 1560 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1561 track->cb_dirty = true; 1562 break; 1563 case CB_COLOR0_INFO: 1564 case CB_COLOR1_INFO: 1565 case CB_COLOR2_INFO: 1566 case CB_COLOR3_INFO: 1567 case CB_COLOR4_INFO: 1568 case CB_COLOR5_INFO: 1569 case CB_COLOR6_INFO: 1570 case CB_COLOR7_INFO: 1571 tmp = (reg - CB_COLOR0_INFO) / 0x3c; 1572 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1573 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1574 r = evergreen_cs_packet_next_reloc(p, &reloc); 1575 if (r) { 1576 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1577 "0x%04X\n", reg); 1578 return -EINVAL; 1579 } 1580 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1581 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1582 } 1583 track->cb_dirty = true; 1584 break; 1585 case CB_COLOR8_INFO: 1586 case CB_COLOR9_INFO: 1587 case CB_COLOR10_INFO: 1588 case CB_COLOR11_INFO: 1589 tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8; 1590 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1591 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1592 r = evergreen_cs_packet_next_reloc(p, &reloc); 1593 if (r) { 1594 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1595 "0x%04X\n", reg); 1596 return -EINVAL; 1597 } 1598 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1599 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1600 } 1601 track->cb_dirty = true; 1602 break; 1603 case CB_COLOR0_PITCH: 1604 case CB_COLOR1_PITCH: 1605 case CB_COLOR2_PITCH: 1606 case CB_COLOR3_PITCH: 1607 case CB_COLOR4_PITCH: 1608 case CB_COLOR5_PITCH: 1609 case CB_COLOR6_PITCH: 1610 case CB_COLOR7_PITCH: 1611 tmp = (reg - CB_COLOR0_PITCH) / 0x3c; 1612 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1613 track->cb_dirty = true; 1614 break; 1615 case CB_COLOR8_PITCH: 1616 case CB_COLOR9_PITCH: 1617 case CB_COLOR10_PITCH: 1618 case CB_COLOR11_PITCH: 1619 tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8; 1620 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1621 track->cb_dirty = true; 1622 break; 1623 case CB_COLOR0_SLICE: 1624 case CB_COLOR1_SLICE: 1625 case CB_COLOR2_SLICE: 1626 case CB_COLOR3_SLICE: 1627 case CB_COLOR4_SLICE: 1628 case CB_COLOR5_SLICE: 1629 case CB_COLOR6_SLICE: 1630 case CB_COLOR7_SLICE: 1631 tmp = (reg - CB_COLOR0_SLICE) / 0x3c; 1632 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1633 track->cb_color_slice_idx[tmp] = idx; 1634 track->cb_dirty = true; 1635 break; 1636 case CB_COLOR8_SLICE: 1637 case CB_COLOR9_SLICE: 1638 case CB_COLOR10_SLICE: 1639 case CB_COLOR11_SLICE: 1640 tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8; 1641 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1642 track->cb_color_slice_idx[tmp] = idx; 1643 track->cb_dirty = true; 1644 break; 1645 case CB_COLOR0_ATTRIB: 1646 case CB_COLOR1_ATTRIB: 1647 case CB_COLOR2_ATTRIB: 1648 case CB_COLOR3_ATTRIB: 1649 case CB_COLOR4_ATTRIB: 1650 case CB_COLOR5_ATTRIB: 1651 case CB_COLOR6_ATTRIB: 1652 case CB_COLOR7_ATTRIB: 1653 r = evergreen_cs_packet_next_reloc(p, &reloc); 1654 if (r) { 1655 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1656 "0x%04X\n", reg); 1657 return -EINVAL; 1658 } 1659 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1660 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1661 unsigned bankw, bankh, mtaspect, tile_split; 1662 1663 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1664 &bankw, &bankh, &mtaspect, 1665 &tile_split); 1666 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1667 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1668 CB_BANK_WIDTH(bankw) | 1669 CB_BANK_HEIGHT(bankh) | 1670 CB_MACRO_TILE_ASPECT(mtaspect); 1671 } 1672 } 1673 tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c); 1674 track->cb_color_attrib[tmp] = ib[idx]; 1675 track->cb_dirty = true; 1676 break; 1677 case CB_COLOR8_ATTRIB: 1678 case CB_COLOR9_ATTRIB: 1679 case CB_COLOR10_ATTRIB: 1680 case CB_COLOR11_ATTRIB: 1681 r = evergreen_cs_packet_next_reloc(p, &reloc); 1682 if (r) { 1683 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1684 "0x%04X\n", reg); 1685 return -EINVAL; 1686 } 1687 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1688 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1689 unsigned bankw, bankh, mtaspect, tile_split; 1690 1691 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1692 &bankw, &bankh, &mtaspect, 1693 &tile_split); 1694 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1695 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1696 CB_BANK_WIDTH(bankw) | 1697 CB_BANK_HEIGHT(bankh) | 1698 CB_MACRO_TILE_ASPECT(mtaspect); 1699 } 1700 } 1701 tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8; 1702 track->cb_color_attrib[tmp] = ib[idx]; 1703 track->cb_dirty = true; 1704 break; 1705 case CB_COLOR0_FMASK: 1706 case CB_COLOR1_FMASK: 1707 case CB_COLOR2_FMASK: 1708 case CB_COLOR3_FMASK: 1709 case CB_COLOR4_FMASK: 1710 case CB_COLOR5_FMASK: 1711 case CB_COLOR6_FMASK: 1712 case CB_COLOR7_FMASK: 1713 tmp = (reg - CB_COLOR0_FMASK) / 0x3c; 1714 r = evergreen_cs_packet_next_reloc(p, &reloc); 1715 if (r) { 1716 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1717 return -EINVAL; 1718 } 1719 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1720 track->cb_color_fmask_bo[tmp] = reloc->robj; 1721 break; 1722 case CB_COLOR0_CMASK: 1723 case CB_COLOR1_CMASK: 1724 case CB_COLOR2_CMASK: 1725 case CB_COLOR3_CMASK: 1726 case CB_COLOR4_CMASK: 1727 case CB_COLOR5_CMASK: 1728 case CB_COLOR6_CMASK: 1729 case CB_COLOR7_CMASK: 1730 tmp = (reg - CB_COLOR0_CMASK) / 0x3c; 1731 r = evergreen_cs_packet_next_reloc(p, &reloc); 1732 if (r) { 1733 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1734 return -EINVAL; 1735 } 1736 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1737 track->cb_color_cmask_bo[tmp] = reloc->robj; 1738 break; 1739 case CB_COLOR0_FMASK_SLICE: 1740 case CB_COLOR1_FMASK_SLICE: 1741 case CB_COLOR2_FMASK_SLICE: 1742 case CB_COLOR3_FMASK_SLICE: 1743 case CB_COLOR4_FMASK_SLICE: 1744 case CB_COLOR5_FMASK_SLICE: 1745 case CB_COLOR6_FMASK_SLICE: 1746 case CB_COLOR7_FMASK_SLICE: 1747 tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c; 1748 track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx); 1749 break; 1750 case CB_COLOR0_CMASK_SLICE: 1751 case CB_COLOR1_CMASK_SLICE: 1752 case CB_COLOR2_CMASK_SLICE: 1753 case CB_COLOR3_CMASK_SLICE: 1754 case CB_COLOR4_CMASK_SLICE: 1755 case CB_COLOR5_CMASK_SLICE: 1756 case CB_COLOR6_CMASK_SLICE: 1757 case CB_COLOR7_CMASK_SLICE: 1758 tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c; 1759 track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx); 1760 break; 1761 case CB_COLOR0_BASE: 1762 case CB_COLOR1_BASE: 1763 case CB_COLOR2_BASE: 1764 case CB_COLOR3_BASE: 1765 case CB_COLOR4_BASE: 1766 case CB_COLOR5_BASE: 1767 case CB_COLOR6_BASE: 1768 case CB_COLOR7_BASE: 1769 r = evergreen_cs_packet_next_reloc(p, &reloc); 1770 if (r) { 1771 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1772 "0x%04X\n", reg); 1773 return -EINVAL; 1774 } 1775 tmp = (reg - CB_COLOR0_BASE) / 0x3c; 1776 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1777 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1778 track->cb_color_bo[tmp] = reloc->robj; 1779 track->cb_dirty = true; 1780 break; 1781 case CB_COLOR8_BASE: 1782 case CB_COLOR9_BASE: 1783 case CB_COLOR10_BASE: 1784 case CB_COLOR11_BASE: 1785 r = evergreen_cs_packet_next_reloc(p, &reloc); 1786 if (r) { 1787 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1788 "0x%04X\n", reg); 1789 return -EINVAL; 1790 } 1791 tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8; 1792 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1793 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1794 track->cb_color_bo[tmp] = reloc->robj; 1795 track->cb_dirty = true; 1796 break; 1797 case DB_HTILE_DATA_BASE: 1798 r = evergreen_cs_packet_next_reloc(p, &reloc); 1799 if (r) { 1800 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1801 "0x%04X\n", reg); 1802 return -EINVAL; 1803 } 1804 track->htile_offset = radeon_get_ib_value(p, idx); 1805 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1806 track->htile_bo = reloc->robj; 1807 track->db_dirty = true; 1808 break; 1809 case DB_HTILE_SURFACE: 1810 /* 8x8 only */ 1811 track->htile_surface = radeon_get_ib_value(p, idx); 1812 /* force 8x8 htile width and height */ 1813 ib[idx] |= 3; 1814 track->db_dirty = true; 1815 break; 1816 case CB_IMMED0_BASE: 1817 case CB_IMMED1_BASE: 1818 case CB_IMMED2_BASE: 1819 case CB_IMMED3_BASE: 1820 case CB_IMMED4_BASE: 1821 case CB_IMMED5_BASE: 1822 case CB_IMMED6_BASE: 1823 case CB_IMMED7_BASE: 1824 case CB_IMMED8_BASE: 1825 case CB_IMMED9_BASE: 1826 case CB_IMMED10_BASE: 1827 case CB_IMMED11_BASE: 1828 case SQ_PGM_START_FS: 1829 case SQ_PGM_START_ES: 1830 case SQ_PGM_START_VS: 1831 case SQ_PGM_START_GS: 1832 case SQ_PGM_START_PS: 1833 case SQ_PGM_START_HS: 1834 case SQ_PGM_START_LS: 1835 case SQ_CONST_MEM_BASE: 1836 case SQ_ALU_CONST_CACHE_GS_0: 1837 case SQ_ALU_CONST_CACHE_GS_1: 1838 case SQ_ALU_CONST_CACHE_GS_2: 1839 case SQ_ALU_CONST_CACHE_GS_3: 1840 case SQ_ALU_CONST_CACHE_GS_4: 1841 case SQ_ALU_CONST_CACHE_GS_5: 1842 case SQ_ALU_CONST_CACHE_GS_6: 1843 case SQ_ALU_CONST_CACHE_GS_7: 1844 case SQ_ALU_CONST_CACHE_GS_8: 1845 case SQ_ALU_CONST_CACHE_GS_9: 1846 case SQ_ALU_CONST_CACHE_GS_10: 1847 case SQ_ALU_CONST_CACHE_GS_11: 1848 case SQ_ALU_CONST_CACHE_GS_12: 1849 case SQ_ALU_CONST_CACHE_GS_13: 1850 case SQ_ALU_CONST_CACHE_GS_14: 1851 case SQ_ALU_CONST_CACHE_GS_15: 1852 case SQ_ALU_CONST_CACHE_PS_0: 1853 case SQ_ALU_CONST_CACHE_PS_1: 1854 case SQ_ALU_CONST_CACHE_PS_2: 1855 case SQ_ALU_CONST_CACHE_PS_3: 1856 case SQ_ALU_CONST_CACHE_PS_4: 1857 case SQ_ALU_CONST_CACHE_PS_5: 1858 case SQ_ALU_CONST_CACHE_PS_6: 1859 case SQ_ALU_CONST_CACHE_PS_7: 1860 case SQ_ALU_CONST_CACHE_PS_8: 1861 case SQ_ALU_CONST_CACHE_PS_9: 1862 case SQ_ALU_CONST_CACHE_PS_10: 1863 case SQ_ALU_CONST_CACHE_PS_11: 1864 case SQ_ALU_CONST_CACHE_PS_12: 1865 case SQ_ALU_CONST_CACHE_PS_13: 1866 case SQ_ALU_CONST_CACHE_PS_14: 1867 case SQ_ALU_CONST_CACHE_PS_15: 1868 case SQ_ALU_CONST_CACHE_VS_0: 1869 case SQ_ALU_CONST_CACHE_VS_1: 1870 case SQ_ALU_CONST_CACHE_VS_2: 1871 case SQ_ALU_CONST_CACHE_VS_3: 1872 case SQ_ALU_CONST_CACHE_VS_4: 1873 case SQ_ALU_CONST_CACHE_VS_5: 1874 case SQ_ALU_CONST_CACHE_VS_6: 1875 case SQ_ALU_CONST_CACHE_VS_7: 1876 case SQ_ALU_CONST_CACHE_VS_8: 1877 case SQ_ALU_CONST_CACHE_VS_9: 1878 case SQ_ALU_CONST_CACHE_VS_10: 1879 case SQ_ALU_CONST_CACHE_VS_11: 1880 case SQ_ALU_CONST_CACHE_VS_12: 1881 case SQ_ALU_CONST_CACHE_VS_13: 1882 case SQ_ALU_CONST_CACHE_VS_14: 1883 case SQ_ALU_CONST_CACHE_VS_15: 1884 case SQ_ALU_CONST_CACHE_HS_0: 1885 case SQ_ALU_CONST_CACHE_HS_1: 1886 case SQ_ALU_CONST_CACHE_HS_2: 1887 case SQ_ALU_CONST_CACHE_HS_3: 1888 case SQ_ALU_CONST_CACHE_HS_4: 1889 case SQ_ALU_CONST_CACHE_HS_5: 1890 case SQ_ALU_CONST_CACHE_HS_6: 1891 case SQ_ALU_CONST_CACHE_HS_7: 1892 case SQ_ALU_CONST_CACHE_HS_8: 1893 case SQ_ALU_CONST_CACHE_HS_9: 1894 case SQ_ALU_CONST_CACHE_HS_10: 1895 case SQ_ALU_CONST_CACHE_HS_11: 1896 case SQ_ALU_CONST_CACHE_HS_12: 1897 case SQ_ALU_CONST_CACHE_HS_13: 1898 case SQ_ALU_CONST_CACHE_HS_14: 1899 case SQ_ALU_CONST_CACHE_HS_15: 1900 case SQ_ALU_CONST_CACHE_LS_0: 1901 case SQ_ALU_CONST_CACHE_LS_1: 1902 case SQ_ALU_CONST_CACHE_LS_2: 1903 case SQ_ALU_CONST_CACHE_LS_3: 1904 case SQ_ALU_CONST_CACHE_LS_4: 1905 case SQ_ALU_CONST_CACHE_LS_5: 1906 case SQ_ALU_CONST_CACHE_LS_6: 1907 case SQ_ALU_CONST_CACHE_LS_7: 1908 case SQ_ALU_CONST_CACHE_LS_8: 1909 case SQ_ALU_CONST_CACHE_LS_9: 1910 case SQ_ALU_CONST_CACHE_LS_10: 1911 case SQ_ALU_CONST_CACHE_LS_11: 1912 case SQ_ALU_CONST_CACHE_LS_12: 1913 case SQ_ALU_CONST_CACHE_LS_13: 1914 case SQ_ALU_CONST_CACHE_LS_14: 1915 case SQ_ALU_CONST_CACHE_LS_15: 1916 r = evergreen_cs_packet_next_reloc(p, &reloc); 1917 if (r) { 1918 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1919 "0x%04X\n", reg); 1920 return -EINVAL; 1921 } 1922 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1923 break; 1924 case SX_MEMORY_EXPORT_BASE: 1925 if (p->rdev->family >= CHIP_CAYMAN) { 1926 dev_warn(p->dev, "bad SET_CONFIG_REG " 1927 "0x%04X\n", reg); 1928 return -EINVAL; 1929 } 1930 r = evergreen_cs_packet_next_reloc(p, &reloc); 1931 if (r) { 1932 dev_warn(p->dev, "bad SET_CONFIG_REG " 1933 "0x%04X\n", reg); 1934 return -EINVAL; 1935 } 1936 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1937 break; 1938 case CAYMAN_SX_SCATTER_EXPORT_BASE: 1939 if (p->rdev->family < CHIP_CAYMAN) { 1940 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1941 "0x%04X\n", reg); 1942 return -EINVAL; 1943 } 1944 r = evergreen_cs_packet_next_reloc(p, &reloc); 1945 if (r) { 1946 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1947 "0x%04X\n", reg); 1948 return -EINVAL; 1949 } 1950 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1951 break; 1952 case SX_MISC: 1953 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0; 1954 break; 1955 default: 1956 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1957 return -EINVAL; 1958 } 1959 return 0; 1960} 1961 1962static bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1963{ 1964 u32 last_reg, m, i; 1965 1966 if (p->rdev->family >= CHIP_CAYMAN) 1967 last_reg = ARRAY_SIZE(cayman_reg_safe_bm); 1968 else 1969 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm); 1970 1971 i = (reg >> 7); 1972 if (i >= last_reg) { 1973 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1974 return false; 1975 } 1976 m = 1 << ((reg >> 2) & 31); 1977 if (p->rdev->family >= CHIP_CAYMAN) { 1978 if (!(cayman_reg_safe_bm[i] & m)) 1979 return true; 1980 } else { 1981 if (!(evergreen_reg_safe_bm[i] & m)) 1982 return true; 1983 } 1984 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1985 return false; 1986} 1987 1988static int evergreen_packet3_check(struct radeon_cs_parser *p, 1989 struct radeon_cs_packet *pkt) 1990{ 1991 struct radeon_cs_reloc *reloc; 1992 struct evergreen_cs_track *track; 1993 volatile u32 *ib; 1994 unsigned idx; 1995 unsigned i; 1996 unsigned start_reg, end_reg, reg; 1997 int r; 1998 u32 idx_value; 1999 2000 track = (struct evergreen_cs_track *)p->track; 2001 ib = p->ib.ptr; 2002 idx = pkt->idx + 1; 2003 idx_value = radeon_get_ib_value(p, idx); 2004 2005 switch (pkt->opcode) { 2006 case PACKET3_SET_PREDICATION: 2007 { 2008 int pred_op; 2009 int tmp; 2010 uint64_t offset; 2011 2012 if (pkt->count != 1) { 2013 DRM_ERROR("bad SET PREDICATION\n"); 2014 return -EINVAL; 2015 } 2016 2017 tmp = radeon_get_ib_value(p, idx + 1); 2018 pred_op = (tmp >> 16) & 0x7; 2019 2020 /* for the clear predicate operation */ 2021 if (pred_op == 0) 2022 return 0; 2023 2024 if (pred_op > 2) { 2025 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op); 2026 return -EINVAL; 2027 } 2028 2029 r = evergreen_cs_packet_next_reloc(p, &reloc); 2030 if (r) { 2031 DRM_ERROR("bad SET PREDICATION\n"); 2032 return -EINVAL; 2033 } 2034 2035 offset = reloc->lobj.gpu_offset + 2036 (idx_value & 0xfffffff0) + 2037 ((u64)(tmp & 0xff) << 32); 2038 2039 ib[idx + 0] = offset; 2040 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2041 } 2042 break; 2043 case PACKET3_CONTEXT_CONTROL: 2044 if (pkt->count != 1) { 2045 DRM_ERROR("bad CONTEXT_CONTROL\n"); 2046 return -EINVAL; 2047 } 2048 break; 2049 case PACKET3_INDEX_TYPE: 2050 case PACKET3_NUM_INSTANCES: 2051 case PACKET3_CLEAR_STATE: 2052 if (pkt->count) { 2053 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 2054 return -EINVAL; 2055 } 2056 break; 2057 case CAYMAN_PACKET3_DEALLOC_STATE: 2058 if (p->rdev->family < CHIP_CAYMAN) { 2059 DRM_ERROR("bad PACKET3_DEALLOC_STATE\n"); 2060 return -EINVAL; 2061 } 2062 if (pkt->count) { 2063 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 2064 return -EINVAL; 2065 } 2066 break; 2067 case PACKET3_INDEX_BASE: 2068 { 2069 uint64_t offset; 2070 2071 if (pkt->count != 1) { 2072 DRM_ERROR("bad INDEX_BASE\n"); 2073 return -EINVAL; 2074 } 2075 r = evergreen_cs_packet_next_reloc(p, &reloc); 2076 if (r) { 2077 DRM_ERROR("bad INDEX_BASE\n"); 2078 return -EINVAL; 2079 } 2080 2081 offset = reloc->lobj.gpu_offset + 2082 idx_value + 2083 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2084 2085 ib[idx+0] = offset; 2086 ib[idx+1] = upper_32_bits(offset) & 0xff; 2087 2088 r = evergreen_cs_track_check(p); 2089 if (r) { 2090 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2091 return r; 2092 } 2093 break; 2094 } 2095 case PACKET3_DRAW_INDEX: 2096 { 2097 uint64_t offset; 2098 if (pkt->count != 3) { 2099 DRM_ERROR("bad DRAW_INDEX\n"); 2100 return -EINVAL; 2101 } 2102 r = evergreen_cs_packet_next_reloc(p, &reloc); 2103 if (r) { 2104 DRM_ERROR("bad DRAW_INDEX\n"); 2105 return -EINVAL; 2106 } 2107 2108 offset = reloc->lobj.gpu_offset + 2109 idx_value + 2110 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2111 2112 ib[idx+0] = offset; 2113 ib[idx+1] = upper_32_bits(offset) & 0xff; 2114 2115 r = evergreen_cs_track_check(p); 2116 if (r) { 2117 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2118 return r; 2119 } 2120 break; 2121 } 2122 case PACKET3_DRAW_INDEX_2: 2123 { 2124 uint64_t offset; 2125 2126 if (pkt->count != 4) { 2127 DRM_ERROR("bad DRAW_INDEX_2\n"); 2128 return -EINVAL; 2129 } 2130 r = evergreen_cs_packet_next_reloc(p, &reloc); 2131 if (r) { 2132 DRM_ERROR("bad DRAW_INDEX_2\n"); 2133 return -EINVAL; 2134 } 2135 2136 offset = reloc->lobj.gpu_offset + 2137 radeon_get_ib_value(p, idx+1) + 2138 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2139 2140 ib[idx+1] = offset; 2141 ib[idx+2] = upper_32_bits(offset) & 0xff; 2142 2143 r = evergreen_cs_track_check(p); 2144 if (r) { 2145 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2146 return r; 2147 } 2148 break; 2149 } 2150 case PACKET3_DRAW_INDEX_AUTO: 2151 if (pkt->count != 1) { 2152 DRM_ERROR("bad DRAW_INDEX_AUTO\n"); 2153 return -EINVAL; 2154 } 2155 r = evergreen_cs_track_check(p); 2156 if (r) { 2157 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2158 return r; 2159 } 2160 break; 2161 case PACKET3_DRAW_INDEX_MULTI_AUTO: 2162 if (pkt->count != 2) { 2163 DRM_ERROR("bad DRAW_INDEX_MULTI_AUTO\n"); 2164 return -EINVAL; 2165 } 2166 r = evergreen_cs_track_check(p); 2167 if (r) { 2168 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2169 return r; 2170 } 2171 break; 2172 case PACKET3_DRAW_INDEX_IMMD: 2173 if (pkt->count < 2) { 2174 DRM_ERROR("bad DRAW_INDEX_IMMD\n"); 2175 return -EINVAL; 2176 } 2177 r = evergreen_cs_track_check(p); 2178 if (r) { 2179 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2180 return r; 2181 } 2182 break; 2183 case PACKET3_DRAW_INDEX_OFFSET: 2184 if (pkt->count != 2) { 2185 DRM_ERROR("bad DRAW_INDEX_OFFSET\n"); 2186 return -EINVAL; 2187 } 2188 r = evergreen_cs_track_check(p); 2189 if (r) { 2190 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2191 return r; 2192 } 2193 break; 2194 case PACKET3_DRAW_INDEX_OFFSET_2: 2195 if (pkt->count != 3) { 2196 DRM_ERROR("bad DRAW_INDEX_OFFSET_2\n"); 2197 return -EINVAL; 2198 } 2199 r = evergreen_cs_track_check(p); 2200 if (r) { 2201 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2202 return r; 2203 } 2204 break; 2205 case PACKET3_DISPATCH_DIRECT: 2206 if (pkt->count != 3) { 2207 DRM_ERROR("bad DISPATCH_DIRECT\n"); 2208 return -EINVAL; 2209 } 2210 r = evergreen_cs_track_check(p); 2211 if (r) { 2212 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2213 return r; 2214 } 2215 break; 2216 case PACKET3_DISPATCH_INDIRECT: 2217 if (pkt->count != 1) { 2218 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2219 return -EINVAL; 2220 } 2221 r = evergreen_cs_packet_next_reloc(p, &reloc); 2222 if (r) { 2223 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2224 return -EINVAL; 2225 } 2226 ib[idx+0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff); 2227 r = evergreen_cs_track_check(p); 2228 if (r) { 2229 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2230 return r; 2231 } 2232 break; 2233 case PACKET3_WAIT_REG_MEM: 2234 if (pkt->count != 5) { 2235 DRM_ERROR("bad WAIT_REG_MEM\n"); 2236 return -EINVAL; 2237 } 2238 /* bit 4 is reg (0) or mem (1) */ 2239 if (idx_value & 0x10) { 2240 uint64_t offset; 2241 2242 r = evergreen_cs_packet_next_reloc(p, &reloc); 2243 if (r) { 2244 DRM_ERROR("bad WAIT_REG_MEM\n"); 2245 return -EINVAL; 2246 } 2247 2248 offset = reloc->lobj.gpu_offset + 2249 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2250 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2251 2252 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc); 2253 ib[idx+2] = upper_32_bits(offset) & 0xff; 2254 } 2255 break; 2256 case PACKET3_CP_DMA: 2257 { 2258 u32 command, size, info; 2259 u64 offset, tmp; 2260 if (pkt->count != 4) { 2261 DRM_ERROR("bad CP DMA\n"); 2262 return -EINVAL; 2263 } 2264 command = radeon_get_ib_value(p, idx+4); 2265 size = command & 0x1fffff; 2266 info = radeon_get_ib_value(p, idx+1); 2267 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 2268 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 2269 ((((info & 0x00300000) >> 20) == 0) && 2270 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 2271 ((((info & 0x60000000) >> 29) == 0) && 2272 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 2273 /* non mem to mem copies requires dw aligned count */ 2274 if (size % 4) { 2275 DRM_ERROR("CP DMA command requires dw count alignment\n"); 2276 return -EINVAL; 2277 } 2278 } 2279 if (command & PACKET3_CP_DMA_CMD_SAS) { 2280 /* src address space is register */ 2281 /* GDS is ok */ 2282 if (((info & 0x60000000) >> 29) != 1) { 2283 DRM_ERROR("CP DMA SAS not supported\n"); 2284 return -EINVAL; 2285 } 2286 } else { 2287 if (command & PACKET3_CP_DMA_CMD_SAIC) { 2288 DRM_ERROR("CP DMA SAIC only supported for registers\n"); 2289 return -EINVAL; 2290 } 2291 /* src address space is memory */ 2292 if (((info & 0x60000000) >> 29) == 0) { 2293 r = evergreen_cs_packet_next_reloc(p, &reloc); 2294 if (r) { 2295 DRM_ERROR("bad CP DMA SRC\n"); 2296 return -EINVAL; 2297 } 2298 2299 tmp = radeon_get_ib_value(p, idx) + 2300 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2301 2302 offset = reloc->lobj.gpu_offset + tmp; 2303 2304 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2305 dev_warn(p->dev, "CP DMA src buffer too small (%ju %lu)\n", 2306 (uintmax_t)tmp + size, radeon_bo_size(reloc->robj)); 2307 return -EINVAL; 2308 } 2309 2310 ib[idx] = offset; 2311 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2312 } else if (((info & 0x60000000) >> 29) != 2) { 2313 DRM_ERROR("bad CP DMA SRC_SEL\n"); 2314 return -EINVAL; 2315 } 2316 } 2317 if (command & PACKET3_CP_DMA_CMD_DAS) { 2318 /* dst address space is register */ 2319 /* GDS is ok */ 2320 if (((info & 0x00300000) >> 20) != 1) { 2321 DRM_ERROR("CP DMA DAS not supported\n"); 2322 return -EINVAL; 2323 } 2324 } else { 2325 /* dst address space is memory */ 2326 if (command & PACKET3_CP_DMA_CMD_DAIC) { 2327 DRM_ERROR("CP DMA DAIC only supported for registers\n"); 2328 return -EINVAL; 2329 } 2330 if (((info & 0x00300000) >> 20) == 0) { 2331 r = evergreen_cs_packet_next_reloc(p, &reloc); 2332 if (r) { 2333 DRM_ERROR("bad CP DMA DST\n"); 2334 return -EINVAL; 2335 } 2336 2337 tmp = radeon_get_ib_value(p, idx+2) + 2338 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32); 2339 2340 offset = reloc->lobj.gpu_offset + tmp; 2341 2342 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2343 dev_warn(p->dev, "CP DMA dst buffer too small (%ju %lu)\n", 2344 (uintmax_t)tmp + size, radeon_bo_size(reloc->robj)); 2345 return -EINVAL; 2346 } 2347 2348 ib[idx+2] = offset; 2349 ib[idx+3] = upper_32_bits(offset) & 0xff; 2350 } else { 2351 DRM_ERROR("bad CP DMA DST_SEL\n"); 2352 return -EINVAL; 2353 } 2354 } 2355 break; 2356 } 2357 case PACKET3_SURFACE_SYNC: 2358 if (pkt->count != 3) { 2359 DRM_ERROR("bad SURFACE_SYNC\n"); 2360 return -EINVAL; 2361 } 2362 /* 0xffffffff/0x0 is flush all cache flag */ 2363 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || 2364 radeon_get_ib_value(p, idx + 2) != 0) { 2365 r = evergreen_cs_packet_next_reloc(p, &reloc); 2366 if (r) { 2367 DRM_ERROR("bad SURFACE_SYNC\n"); 2368 return -EINVAL; 2369 } 2370 ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2371 } 2372 break; 2373 case PACKET3_EVENT_WRITE: 2374 if (pkt->count != 2 && pkt->count != 0) { 2375 DRM_ERROR("bad EVENT_WRITE\n"); 2376 return -EINVAL; 2377 } 2378 if (pkt->count) { 2379 uint64_t offset; 2380 2381 r = evergreen_cs_packet_next_reloc(p, &reloc); 2382 if (r) { 2383 DRM_ERROR("bad EVENT_WRITE\n"); 2384 return -EINVAL; 2385 } 2386 offset = reloc->lobj.gpu_offset + 2387 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) + 2388 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2389 2390 ib[idx+1] = offset & 0xfffffff8; 2391 ib[idx+2] = upper_32_bits(offset) & 0xff; 2392 } 2393 break; 2394 case PACKET3_EVENT_WRITE_EOP: 2395 { 2396 uint64_t offset; 2397 2398 if (pkt->count != 4) { 2399 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2400 return -EINVAL; 2401 } 2402 r = evergreen_cs_packet_next_reloc(p, &reloc); 2403 if (r) { 2404 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2405 return -EINVAL; 2406 } 2407 2408 offset = reloc->lobj.gpu_offset + 2409 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2410 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2411 2412 ib[idx+1] = offset & 0xfffffffc; 2413 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2414 break; 2415 } 2416 case PACKET3_EVENT_WRITE_EOS: 2417 { 2418 uint64_t offset; 2419 2420 if (pkt->count != 3) { 2421 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2422 return -EINVAL; 2423 } 2424 r = evergreen_cs_packet_next_reloc(p, &reloc); 2425 if (r) { 2426 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2427 return -EINVAL; 2428 } 2429 2430 offset = reloc->lobj.gpu_offset + 2431 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2432 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2433 2434 ib[idx+1] = offset & 0xfffffffc; 2435 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2436 break; 2437 } 2438 case PACKET3_SET_CONFIG_REG: 2439 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 2440 end_reg = 4 * pkt->count + start_reg - 4; 2441 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 2442 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 2443 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 2444 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 2445 return -EINVAL; 2446 } 2447 for (i = 0; i < pkt->count; i++) { 2448 reg = start_reg + (4 * i); 2449 r = evergreen_cs_check_reg(p, reg, idx+1+i); 2450 if (r) 2451 return r; 2452 } 2453 break; 2454 case PACKET3_SET_CONTEXT_REG: 2455 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START; 2456 end_reg = 4 * pkt->count + start_reg - 4; 2457 if ((start_reg < PACKET3_SET_CONTEXT_REG_START) || 2458 (start_reg >= PACKET3_SET_CONTEXT_REG_END) || 2459 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) { 2460 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n"); 2461 return -EINVAL; 2462 } 2463 for (i = 0; i < pkt->count; i++) { 2464 reg = start_reg + (4 * i); 2465 r = evergreen_cs_check_reg(p, reg, idx+1+i); 2466 if (r) 2467 return r; 2468 } 2469 break; 2470 case PACKET3_SET_RESOURCE: 2471 if (pkt->count % 8) { 2472 DRM_ERROR("bad SET_RESOURCE\n"); 2473 return -EINVAL; 2474 } 2475 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START; 2476 end_reg = 4 * pkt->count + start_reg - 4; 2477 if ((start_reg < PACKET3_SET_RESOURCE_START) || 2478 (start_reg >= PACKET3_SET_RESOURCE_END) || 2479 (end_reg >= PACKET3_SET_RESOURCE_END)) { 2480 DRM_ERROR("bad SET_RESOURCE\n"); 2481 return -EINVAL; 2482 } 2483 for (i = 0; i < (pkt->count / 8); i++) { 2484 struct radeon_bo *texture, *mipmap; 2485 u32 toffset, moffset; 2486 u32 size, offset, mip_address, tex_dim; 2487 2488 switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) { 2489 case SQ_TEX_VTX_VALID_TEXTURE: 2490 /* tex base */ 2491 r = evergreen_cs_packet_next_reloc(p, &reloc); 2492 if (r) { 2493 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2494 return -EINVAL; 2495 } 2496 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 2497 ib[idx+1+(i*8)+1] |= 2498 TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 2499 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 2500 unsigned bankw, bankh, mtaspect, tile_split; 2501 2502 evergreen_tiling_fields(reloc->lobj.tiling_flags, 2503 &bankw, &bankh, &mtaspect, 2504 &tile_split); 2505 ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split); 2506 ib[idx+1+(i*8)+7] |= 2507 TEX_BANK_WIDTH(bankw) | 2508 TEX_BANK_HEIGHT(bankh) | 2509 MACRO_TILE_ASPECT(mtaspect) | 2510 TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 2511 } 2512 } 2513 texture = reloc->robj; 2514 toffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2515 2516 /* tex mip base */ 2517 tex_dim = ib[idx+1+(i*8)+0] & 0x7; 2518 mip_address = ib[idx+1+(i*8)+3]; 2519 2520 if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) && 2521 !mip_address && 2522 !evergreen_cs_packet_next_is_pkt3_nop(p)) { 2523 /* MIP_ADDRESS should point to FMASK for an MSAA texture. 2524 * It should be 0 if FMASK is disabled. */ 2525 moffset = 0; 2526 mipmap = NULL; 2527 } else { 2528 r = evergreen_cs_packet_next_reloc(p, &reloc); 2529 if (r) { 2530 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2531 return -EINVAL; 2532 } 2533 moffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2534 mipmap = reloc->robj; 2535 } 2536 2537 r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8)); 2538 if (r) 2539 return r; 2540 ib[idx+1+(i*8)+2] += toffset; 2541 ib[idx+1+(i*8)+3] += moffset; 2542 break; 2543 case SQ_TEX_VTX_VALID_BUFFER: 2544 { 2545 uint64_t offset64; 2546 /* vtx base */ 2547 r = evergreen_cs_packet_next_reloc(p, &reloc); 2548 if (r) { 2549 DRM_ERROR("bad SET_RESOURCE (vtx)\n"); 2550 return -EINVAL; 2551 } 2552 offset = radeon_get_ib_value(p, idx+1+(i*8)+0); 2553 size = radeon_get_ib_value(p, idx+1+(i*8)+1); 2554 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) { 2555 /* force size to size of the buffer */ 2556 dev_warn(p->dev, "vbo resource seems too big for the bo\n"); 2557 ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset; 2558 } 2559 2560 offset64 = reloc->lobj.gpu_offset + offset; 2561 ib[idx+1+(i*8)+0] = offset64; 2562 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) | 2563 (upper_32_bits(offset64) & 0xff); 2564 break; 2565 } 2566 case SQ_TEX_VTX_INVALID_TEXTURE: 2567 case SQ_TEX_VTX_INVALID_BUFFER: 2568 default: 2569 DRM_ERROR("bad SET_RESOURCE\n"); 2570 return -EINVAL; 2571 } 2572 } 2573 break; 2574 case PACKET3_SET_ALU_CONST: 2575 /* XXX fix me ALU const buffers only */ 2576 break; 2577 case PACKET3_SET_BOOL_CONST: 2578 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START; 2579 end_reg = 4 * pkt->count + start_reg - 4; 2580 if ((start_reg < PACKET3_SET_BOOL_CONST_START) || 2581 (start_reg >= PACKET3_SET_BOOL_CONST_END) || 2582 (end_reg >= PACKET3_SET_BOOL_CONST_END)) { 2583 DRM_ERROR("bad SET_BOOL_CONST\n"); 2584 return -EINVAL; 2585 } 2586 break; 2587 case PACKET3_SET_LOOP_CONST: 2588 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START; 2589 end_reg = 4 * pkt->count + start_reg - 4; 2590 if ((start_reg < PACKET3_SET_LOOP_CONST_START) || 2591 (start_reg >= PACKET3_SET_LOOP_CONST_END) || 2592 (end_reg >= PACKET3_SET_LOOP_CONST_END)) { 2593 DRM_ERROR("bad SET_LOOP_CONST\n"); 2594 return -EINVAL; 2595 } 2596 break; 2597 case PACKET3_SET_CTL_CONST: 2598 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START; 2599 end_reg = 4 * pkt->count + start_reg - 4; 2600 if ((start_reg < PACKET3_SET_CTL_CONST_START) || 2601 (start_reg >= PACKET3_SET_CTL_CONST_END) || 2602 (end_reg >= PACKET3_SET_CTL_CONST_END)) { 2603 DRM_ERROR("bad SET_CTL_CONST\n"); 2604 return -EINVAL; 2605 } 2606 break; 2607 case PACKET3_SET_SAMPLER: 2608 if (pkt->count % 3) { 2609 DRM_ERROR("bad SET_SAMPLER\n"); 2610 return -EINVAL; 2611 } 2612 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START; 2613 end_reg = 4 * pkt->count + start_reg - 4; 2614 if ((start_reg < PACKET3_SET_SAMPLER_START) || 2615 (start_reg >= PACKET3_SET_SAMPLER_END) || 2616 (end_reg >= PACKET3_SET_SAMPLER_END)) { 2617 DRM_ERROR("bad SET_SAMPLER\n"); 2618 return -EINVAL; 2619 } 2620 break; 2621 case PACKET3_STRMOUT_BUFFER_UPDATE: 2622 if (pkt->count != 4) { 2623 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n"); 2624 return -EINVAL; 2625 } 2626 /* Updating memory at DST_ADDRESS. */ 2627 if (idx_value & 0x1) { 2628 u64 offset; 2629 r = evergreen_cs_packet_next_reloc(p, &reloc); 2630 if (r) { 2631 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n"); 2632 return -EINVAL; 2633 } 2634 offset = radeon_get_ib_value(p, idx+1); 2635 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2636 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2637 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%jx, 0x%lx\n", 2638 (uintmax_t)offset + 4, radeon_bo_size(reloc->robj)); 2639 return -EINVAL; 2640 } 2641 offset += reloc->lobj.gpu_offset; 2642 ib[idx+1] = offset; 2643 ib[idx+2] = upper_32_bits(offset) & 0xff; 2644 } 2645 /* Reading data from SRC_ADDRESS. */ 2646 if (((idx_value >> 1) & 0x3) == 2) { 2647 u64 offset; 2648 r = evergreen_cs_packet_next_reloc(p, &reloc); 2649 if (r) { 2650 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n"); 2651 return -EINVAL; 2652 } 2653 offset = radeon_get_ib_value(p, idx+3); 2654 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2655 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2656 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%jx, 0x%lx\n", 2657 (uintmax_t)offset + 4, radeon_bo_size(reloc->robj)); 2658 return -EINVAL; 2659 } 2660 offset += reloc->lobj.gpu_offset; 2661 ib[idx+3] = offset; 2662 ib[idx+4] = upper_32_bits(offset) & 0xff; 2663 } 2664 break; 2665 case PACKET3_MEM_WRITE: 2666 { 2667 u64 offset; 2668 2669 if (pkt->count != 3) { 2670 DRM_ERROR("bad MEM_WRITE (invalid count)\n"); 2671 return -EINVAL; 2672 } 2673 r = evergreen_cs_packet_next_reloc(p, &reloc); 2674 if (r) { 2675 DRM_ERROR("bad MEM_WRITE (missing reloc)\n"); 2676 return -EINVAL; 2677 } 2678 offset = radeon_get_ib_value(p, idx+0); 2679 offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL; 2680 if (offset & 0x7) { 2681 DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n"); 2682 return -EINVAL; 2683 } 2684 if ((offset + 8) > radeon_bo_size(reloc->robj)) { 2685 DRM_ERROR("bad MEM_WRITE bo too small: 0x%jx, 0x%lx\n", 2686 (uintmax_t)offset + 8, radeon_bo_size(reloc->robj)); 2687 return -EINVAL; 2688 } 2689 offset += reloc->lobj.gpu_offset; 2690 ib[idx+0] = offset; 2691 ib[idx+1] = upper_32_bits(offset) & 0xff; 2692 break; 2693 } 2694 case PACKET3_COPY_DW: 2695 if (pkt->count != 4) { 2696 DRM_ERROR("bad COPY_DW (invalid count)\n"); 2697 return -EINVAL; 2698 } 2699 if (idx_value & 0x1) { 2700 u64 offset; 2701 /* SRC is memory. */ 2702 r = evergreen_cs_packet_next_reloc(p, &reloc); 2703 if (r) { 2704 DRM_ERROR("bad COPY_DW (missing src reloc)\n"); 2705 return -EINVAL; 2706 } 2707 offset = radeon_get_ib_value(p, idx+1); 2708 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2709 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2710 DRM_ERROR("bad COPY_DW src bo too small: 0x%jx, 0x%lx\n", 2711 (uintmax_t)offset + 4, radeon_bo_size(reloc->robj)); 2712 return -EINVAL; 2713 } 2714 offset += reloc->lobj.gpu_offset; 2715 ib[idx+1] = offset; 2716 ib[idx+2] = upper_32_bits(offset) & 0xff; 2717 } else { 2718 /* SRC is a reg. */ 2719 reg = radeon_get_ib_value(p, idx+1) << 2; 2720 if (!evergreen_is_safe_reg(p, reg, idx+1)) 2721 return -EINVAL; 2722 } 2723 if (idx_value & 0x2) { 2724 u64 offset; 2725 /* DST is memory. */ 2726 r = evergreen_cs_packet_next_reloc(p, &reloc); 2727 if (r) { 2728 DRM_ERROR("bad COPY_DW (missing dst reloc)\n"); 2729 return -EINVAL; 2730 } 2731 offset = radeon_get_ib_value(p, idx+3); 2732 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2733 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2734 DRM_ERROR("bad COPY_DW dst bo too small: 0x%jx, 0x%lx\n", 2735 (uintmax_t)offset + 4, radeon_bo_size(reloc->robj)); 2736 return -EINVAL; 2737 } 2738 offset += reloc->lobj.gpu_offset; 2739 ib[idx+3] = offset; 2740 ib[idx+4] = upper_32_bits(offset) & 0xff; 2741 } else { 2742 /* DST is a reg. */ 2743 reg = radeon_get_ib_value(p, idx+3) << 2; 2744 if (!evergreen_is_safe_reg(p, reg, idx+3)) 2745 return -EINVAL; 2746 } 2747 break; 2748 case PACKET3_NOP: 2749 break; 2750 default: 2751 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 2752 return -EINVAL; 2753 } 2754 return 0; 2755} 2756 2757int evergreen_cs_parse(struct radeon_cs_parser *p) 2758{ 2759 struct radeon_cs_packet pkt; 2760 struct evergreen_cs_track *track; 2761 u32 tmp; 2762 int r; 2763 2764 if (p->track == NULL) { 2765 /* initialize tracker, we are in kms */ 2766 track = malloc(sizeof(*track), DRM_MEM_DRIVER, M_NOWAIT | M_ZERO); 2767 if (track == NULL) 2768 return -ENOMEM; 2769 evergreen_cs_track_init(track); 2770 if (p->rdev->family >= CHIP_CAYMAN) 2771 tmp = p->rdev->config.cayman.tile_config; 2772 else 2773 tmp = p->rdev->config.evergreen.tile_config; 2774 2775 switch (tmp & 0xf) { 2776 case 0: 2777 track->npipes = 1; 2778 break; 2779 case 1: 2780 default: 2781 track->npipes = 2; 2782 break; 2783 case 2: 2784 track->npipes = 4; 2785 break; 2786 case 3: 2787 track->npipes = 8; 2788 break; 2789 } 2790 2791 switch ((tmp & 0xf0) >> 4) { 2792 case 0: 2793 track->nbanks = 4; 2794 break; 2795 case 1: 2796 default: 2797 track->nbanks = 8; 2798 break; 2799 case 2: 2800 track->nbanks = 16; 2801 break; 2802 } 2803 2804 switch ((tmp & 0xf00) >> 8) { 2805 case 0: 2806 track->group_size = 256; 2807 break; 2808 case 1: 2809 default: 2810 track->group_size = 512; 2811 break; 2812 } 2813 2814 switch ((tmp & 0xf000) >> 12) { 2815 case 0: 2816 track->row_size = 1; 2817 break; 2818 case 1: 2819 default: 2820 track->row_size = 2; 2821 break; 2822 case 2: 2823 track->row_size = 4; 2824 break; 2825 } 2826 2827 p->track = track; 2828 } 2829 do { 2830 r = evergreen_cs_packet_parse(p, &pkt, p->idx); 2831 if (r) { 2832 free(p->track, DRM_MEM_DRIVER); 2833 p->track = NULL; 2834 return r; 2835 } 2836 p->idx += pkt.count + 2; 2837 switch (pkt.type) { 2838 case PACKET_TYPE0: 2839 r = evergreen_cs_parse_packet0(p, &pkt); 2840 break; 2841 case PACKET_TYPE2: 2842 break; 2843 case PACKET_TYPE3: 2844 r = evergreen_packet3_check(p, &pkt); 2845 break; 2846 default: 2847 DRM_ERROR("Unknown packet type %d !\n", pkt.type); 2848 free(p->track, DRM_MEM_DRIVER); 2849 p->track = NULL; 2850 return -EINVAL; 2851 } 2852 if (r) { 2853 free(p->track, DRM_MEM_DRIVER); 2854 p->track = NULL; 2855 return r; 2856 } 2857 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 2858#if 0 2859 for (r = 0; r < p->ib.length_dw; r++) { 2860 DRM_INFO("%05d 0x%08X\n", r, p->ib.ptr[r]); 2861 mdelay(1); 2862 } 2863#endif 2864 free(p->track, DRM_MEM_DRIVER); 2865 p->track = NULL; 2866 return 0; 2867} 2868 2869/* 2870 * DMA 2871 */ 2872 2873#define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28) 2874#define GET_DMA_COUNT(h) ((h) & 0x000fffff) 2875#define GET_DMA_T(h) (((h) & 0x00800000) >> 23) 2876#define GET_DMA_NEW(h) (((h) & 0x04000000) >> 26) 2877#define GET_DMA_MISC(h) (((h) & 0x0700000) >> 20) 2878 2879/** 2880 * evergreen_dma_cs_parse() - parse the DMA IB 2881 * @p: parser structure holding parsing context. 2882 * 2883 * Parses the DMA IB from the CS ioctl and updates 2884 * the GPU addresses based on the reloc information and 2885 * checks for errors. (Evergreen-Cayman) 2886 * Returns 0 for success and an error on failure. 2887 **/ 2888int evergreen_dma_cs_parse(struct radeon_cs_parser *p) 2889{ 2890 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; 2891 struct radeon_cs_reloc *src_reloc, *dst_reloc, *dst2_reloc; 2892 u32 header, cmd, count, tiled, new_cmd, misc; 2893 volatile u32 *ib = p->ib.ptr; 2894 u32 idx, idx_value; 2895 u64 src_offset, dst_offset, dst2_offset; 2896 int r; 2897 2898 do { 2899 if (p->idx >= ib_chunk->length_dw) { 2900 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 2901 p->idx, ib_chunk->length_dw); 2902 return -EINVAL; 2903 } 2904 idx = p->idx; 2905 header = radeon_get_ib_value(p, idx); 2906 cmd = GET_DMA_CMD(header); 2907 count = GET_DMA_COUNT(header); 2908 tiled = GET_DMA_T(header); 2909 new_cmd = GET_DMA_NEW(header); 2910 misc = GET_DMA_MISC(header); 2911 2912 switch (cmd) { 2913 case DMA_PACKET_WRITE: 2914 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2915 if (r) { 2916 DRM_ERROR("bad DMA_PACKET_WRITE\n"); 2917 return -EINVAL; 2918 } 2919 if (tiled) { 2920 dst_offset = radeon_get_ib_value(p, idx+1); 2921 dst_offset <<= 8; 2922 2923 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2924 p->idx += count + 7; 2925 } else { 2926 dst_offset = radeon_get_ib_value(p, idx+1); 2927 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2928 2929 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2930 ib[idx+2] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 2931 p->idx += count + 3; 2932 } 2933 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2934 dev_warn(p->dev, "DMA write buffer too small (%ju %lu)\n", 2935 (uintmax_t)dst_offset, radeon_bo_size(dst_reloc->robj)); 2936 return -EINVAL; 2937 } 2938 break; 2939 case DMA_PACKET_COPY: 2940 r = r600_dma_cs_next_reloc(p, &src_reloc); 2941 if (r) { 2942 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2943 return -EINVAL; 2944 } 2945 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2946 if (r) { 2947 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2948 return -EINVAL; 2949 } 2950 if (tiled) { 2951 idx_value = radeon_get_ib_value(p, idx + 2); 2952 if (new_cmd) { 2953 switch (misc) { 2954 case 0: 2955 /* L2T, frame to fields */ 2956 if (idx_value & (1U << 31)) { 2957 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n"); 2958 return -EINVAL; 2959 } 2960 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 2961 if (r) { 2962 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n"); 2963 return -EINVAL; 2964 } 2965 dst_offset = radeon_get_ib_value(p, idx+1); 2966 dst_offset <<= 8; 2967 dst2_offset = radeon_get_ib_value(p, idx+2); 2968 dst2_offset <<= 8; 2969 src_offset = radeon_get_ib_value(p, idx+8); 2970 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 2971 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2972 dev_warn(p->dev, "DMA L2T, frame to fields src buffer too small (%ju %lu)\n", 2973 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2974 return -EINVAL; 2975 } 2976 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2977 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%ju %lu)\n", 2978 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2979 return -EINVAL; 2980 } 2981 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 2982 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%ju %lu)\n", 2983 (uintmax_t)dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 2984 return -EINVAL; 2985 } 2986 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2987 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 2988 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 2989 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 2990 p->idx += 10; 2991 break; 2992 case 1: 2993 /* L2T, T2L partial */ 2994 if (p->family < CHIP_CAYMAN) { 2995 DRM_ERROR("L2T, T2L Partial is cayman only !\n"); 2996 return -EINVAL; 2997 } 2998 /* detile bit */ 2999 if (idx_value & (1U << 31)) { 3000 /* tiled src, linear dst */ 3001 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3002 3003 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3004 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3005 } else { 3006 /* linear src, tiled dst */ 3007 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3008 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3009 3010 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3011 } 3012 p->idx += 12; 3013 break; 3014 case 3: 3015 /* L2T, broadcast */ 3016 if (idx_value & (1U << 31)) { 3017 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3018 return -EINVAL; 3019 } 3020 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3021 if (r) { 3022 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3023 return -EINVAL; 3024 } 3025 dst_offset = radeon_get_ib_value(p, idx+1); 3026 dst_offset <<= 8; 3027 dst2_offset = radeon_get_ib_value(p, idx+2); 3028 dst2_offset <<= 8; 3029 src_offset = radeon_get_ib_value(p, idx+8); 3030 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 3031 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3032 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%ju %lu)\n", 3033 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3034 return -EINVAL; 3035 } 3036 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3037 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%ju %lu)\n", 3038 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3039 return -EINVAL; 3040 } 3041 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3042 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%ju %lu)\n", 3043 (uintmax_t)dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3044 return -EINVAL; 3045 } 3046 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3047 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 3048 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3049 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3050 p->idx += 10; 3051 break; 3052 case 4: 3053 /* L2T, T2L */ 3054 /* detile bit */ 3055 if (idx_value & (1U << 31)) { 3056 /* tiled src, linear dst */ 3057 src_offset = radeon_get_ib_value(p, idx+1); 3058 src_offset <<= 8; 3059 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3060 3061 dst_offset = radeon_get_ib_value(p, idx+7); 3062 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3063 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3064 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3065 } else { 3066 /* linear src, tiled dst */ 3067 src_offset = radeon_get_ib_value(p, idx+7); 3068 src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3069 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3070 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3071 3072 dst_offset = radeon_get_ib_value(p, idx+1); 3073 dst_offset <<= 8; 3074 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3075 } 3076 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3077 dev_warn(p->dev, "DMA L2T, T2L src buffer too small (%ju %lu)\n", 3078 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3079 return -EINVAL; 3080 } 3081 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3082 dev_warn(p->dev, "DMA L2T, T2L dst buffer too small (%ju %lu)\n", 3083 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3084 return -EINVAL; 3085 } 3086 p->idx += 9; 3087 break; 3088 case 5: 3089 /* T2T partial */ 3090 if (p->family < CHIP_CAYMAN) { 3091 DRM_ERROR("L2T, T2L Partial is cayman only !\n"); 3092 return -EINVAL; 3093 } 3094 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3095 ib[idx+4] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3096 p->idx += 13; 3097 break; 3098 case 7: 3099 /* L2T, broadcast */ 3100 if (idx_value & (1U << 31)) { 3101 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3102 return -EINVAL; 3103 } 3104 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3105 if (r) { 3106 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3107 return -EINVAL; 3108 } 3109 dst_offset = radeon_get_ib_value(p, idx+1); 3110 dst_offset <<= 8; 3111 dst2_offset = radeon_get_ib_value(p, idx+2); 3112 dst2_offset <<= 8; 3113 src_offset = radeon_get_ib_value(p, idx+8); 3114 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 3115 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3116 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%ju %lu)\n", 3117 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3118 return -EINVAL; 3119 } 3120 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3121 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%ju %lu)\n", 3122 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3123 return -EINVAL; 3124 } 3125 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3126 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%ju %lu)\n", 3127 (uintmax_t)dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3128 return -EINVAL; 3129 } 3130 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3131 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 3132 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3133 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3134 p->idx += 10; 3135 break; 3136 default: 3137 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3138 return -EINVAL; 3139 } 3140 } else { 3141 switch (misc) { 3142 case 0: 3143 /* detile bit */ 3144 if (idx_value & (1U << 31)) { 3145 /* tiled src, linear dst */ 3146 src_offset = radeon_get_ib_value(p, idx+1); 3147 src_offset <<= 8; 3148 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3149 3150 dst_offset = radeon_get_ib_value(p, idx+7); 3151 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3152 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3153 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3154 } else { 3155 /* linear src, tiled dst */ 3156 src_offset = radeon_get_ib_value(p, idx+7); 3157 src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3158 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3159 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3160 3161 dst_offset = radeon_get_ib_value(p, idx+1); 3162 dst_offset <<= 8; 3163 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3164 } 3165 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3166 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%ju %lu)\n", 3167 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3168 return -EINVAL; 3169 } 3170 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3171 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%ju %lu)\n", 3172 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3173 return -EINVAL; 3174 } 3175 p->idx += 9; 3176 break; 3177 default: 3178 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3179 return -EINVAL; 3180 } 3181 } 3182 } else { 3183 if (new_cmd) { 3184 switch (misc) { 3185 case 0: 3186 /* L2L, byte */ 3187 src_offset = radeon_get_ib_value(p, idx+2); 3188 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 3189 dst_offset = radeon_get_ib_value(p, idx+1); 3190 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 3191 if ((src_offset + count) > radeon_bo_size(src_reloc->robj)) { 3192 dev_warn(p->dev, "DMA L2L, byte src buffer too small (%ju %lu)\n", 3193 (uintmax_t)src_offset + count, radeon_bo_size(src_reloc->robj)); 3194 return -EINVAL; 3195 } 3196 if ((dst_offset + count) > radeon_bo_size(dst_reloc->robj)) { 3197 dev_warn(p->dev, "DMA L2L, byte dst buffer too small (%ju %lu)\n", 3198 (uintmax_t)dst_offset + count, radeon_bo_size(dst_reloc->robj)); 3199 return -EINVAL; 3200 } 3201 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xffffffff); 3202 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xffffffff); 3203 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3204 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3205 p->idx += 5; 3206 break; 3207 case 1: 3208 /* L2L, partial */ 3209 if (p->family < CHIP_CAYMAN) { 3210 DRM_ERROR("L2L Partial is cayman only !\n"); 3211 return -EINVAL; 3212 } 3213 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset & 0xffffffff); 3214 ib[idx+2] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3215 ib[idx+4] += (u32)(dst_reloc->lobj.gpu_offset & 0xffffffff); 3216 ib[idx+5] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3217 3218 p->idx += 9; 3219 break; 3220 case 4: 3221 /* L2L, dw, broadcast */ 3222 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3223 if (r) { 3224 DRM_ERROR("bad L2L, dw, broadcast DMA_PACKET_COPY\n"); 3225 return -EINVAL; 3226 } 3227 dst_offset = radeon_get_ib_value(p, idx+1); 3228 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 3229 dst2_offset = radeon_get_ib_value(p, idx+2); 3230 dst2_offset |= ((u64)(radeon_get_ib_value(p, idx+5) & 0xff)) << 32; 3231 src_offset = radeon_get_ib_value(p, idx+3); 3232 src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; 3233 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3234 dev_warn(p->dev, "DMA L2L, dw, broadcast src buffer too small (%ju %lu)\n", 3235 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3236 return -EINVAL; 3237 } 3238 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3239 dev_warn(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%ju %lu)\n", 3240 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3241 return -EINVAL; 3242 } 3243 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3244 dev_warn(p->dev, "DMA L2L, dw, broadcast dst2 buffer too small (%ju %lu)\n", 3245 (uintmax_t)dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3246 return -EINVAL; 3247 } 3248 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3249 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset & 0xfffffffc); 3250 ib[idx+3] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3251 ib[idx+4] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3252 ib[idx+5] += upper_32_bits(dst2_reloc->lobj.gpu_offset) & 0xff; 3253 ib[idx+6] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3254 p->idx += 7; 3255 break; 3256 default: 3257 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3258 return -EINVAL; 3259 } 3260 } else { 3261 /* L2L, dw */ 3262 src_offset = radeon_get_ib_value(p, idx+2); 3263 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 3264 dst_offset = radeon_get_ib_value(p, idx+1); 3265 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 3266 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3267 dev_warn(p->dev, "DMA L2L, dw src buffer too small (%ju %lu)\n", 3268 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3269 return -EINVAL; 3270 } 3271 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3272 dev_warn(p->dev, "DMA L2L, dw dst buffer too small (%ju %lu)\n", 3273 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3274 return -EINVAL; 3275 } 3276 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3277 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3278 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3279 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3280 p->idx += 5; 3281 } 3282 } 3283 break; 3284 case DMA_PACKET_CONSTANT_FILL: 3285 r = r600_dma_cs_next_reloc(p, &dst_reloc); 3286 if (r) { 3287 DRM_ERROR("bad DMA_PACKET_CONSTANT_FILL\n"); 3288 return -EINVAL; 3289 } 3290 dst_offset = radeon_get_ib_value(p, idx+1); 3291 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16; 3292 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3293 dev_warn(p->dev, "DMA constant fill buffer too small (%ju %lu)\n", 3294 (uintmax_t)dst_offset, radeon_bo_size(dst_reloc->robj)); 3295 return -EINVAL; 3296 } 3297 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3298 ib[idx+3] += (upper_32_bits(dst_reloc->lobj.gpu_offset) << 16) & 0x00ff0000; 3299 p->idx += 4; 3300 break; 3301 case DMA_PACKET_NOP: 3302 p->idx += 1; 3303 break; 3304 default: 3305 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 3306 return -EINVAL; 3307 } 3308 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 3309#if 0 3310 for (r = 0; r < p->ib->length_dw; r++) { 3311 DRM_INFO("%05d 0x%08X\n", r, p->ib.ptr[r]); 3312 mdelay(1); 3313 } 3314#endif 3315 return 0; 3316} 3317 3318/* vm parser */ 3319static bool evergreen_vm_reg_valid(u32 reg) 3320{ 3321 /* context regs are fine */ 3322 if (reg >= 0x28000) 3323 return true; 3324 3325 /* check config regs */ 3326 switch (reg) { 3327 case WAIT_UNTIL: 3328 case GRBM_GFX_INDEX: 3329 case CP_STRMOUT_CNTL: 3330 case CP_COHER_CNTL: 3331 case CP_COHER_SIZE: 3332 case VGT_VTX_VECT_EJECT_REG: 3333 case VGT_CACHE_INVALIDATION: 3334 case VGT_GS_VERTEX_REUSE: 3335 case VGT_PRIMITIVE_TYPE: 3336 case VGT_INDEX_TYPE: 3337 case VGT_NUM_INDICES: 3338 case VGT_NUM_INSTANCES: 3339 case VGT_COMPUTE_DIM_X: 3340 case VGT_COMPUTE_DIM_Y: 3341 case VGT_COMPUTE_DIM_Z: 3342 case VGT_COMPUTE_START_X: 3343 case VGT_COMPUTE_START_Y: 3344 case VGT_COMPUTE_START_Z: 3345 case VGT_COMPUTE_INDEX: 3346 case VGT_COMPUTE_THREAD_GROUP_SIZE: 3347 case VGT_HS_OFFCHIP_PARAM: 3348 case PA_CL_ENHANCE: 3349 case PA_SU_LINE_STIPPLE_VALUE: 3350 case PA_SC_LINE_STIPPLE_STATE: 3351 case PA_SC_ENHANCE: 3352 case SQ_DYN_GPR_CNTL_PS_FLUSH_REQ: 3353 case SQ_DYN_GPR_SIMD_LOCK_EN: 3354 case SQ_CONFIG: 3355 case SQ_GPR_RESOURCE_MGMT_1: 3356 case SQ_GLOBAL_GPR_RESOURCE_MGMT_1: 3357 case SQ_GLOBAL_GPR_RESOURCE_MGMT_2: 3358 case SQ_CONST_MEM_BASE: 3359 case SQ_STATIC_THREAD_MGMT_1: 3360 case SQ_STATIC_THREAD_MGMT_2: 3361 case SQ_STATIC_THREAD_MGMT_3: 3362 case SPI_CONFIG_CNTL: 3363 case SPI_CONFIG_CNTL_1: 3364 case TA_CNTL_AUX: 3365 case DB_DEBUG: 3366 case DB_DEBUG2: 3367 case DB_DEBUG3: 3368 case DB_DEBUG4: 3369 case DB_WATERMARKS: 3370 case TD_PS_BORDER_COLOR_INDEX: 3371 case TD_PS_BORDER_COLOR_RED: 3372 case TD_PS_BORDER_COLOR_GREEN: 3373 case TD_PS_BORDER_COLOR_BLUE: 3374 case TD_PS_BORDER_COLOR_ALPHA: 3375 case TD_VS_BORDER_COLOR_INDEX: 3376 case TD_VS_BORDER_COLOR_RED: 3377 case TD_VS_BORDER_COLOR_GREEN: 3378 case TD_VS_BORDER_COLOR_BLUE: 3379 case TD_VS_BORDER_COLOR_ALPHA: 3380 case TD_GS_BORDER_COLOR_INDEX: 3381 case TD_GS_BORDER_COLOR_RED: 3382 case TD_GS_BORDER_COLOR_GREEN: 3383 case TD_GS_BORDER_COLOR_BLUE: 3384 case TD_GS_BORDER_COLOR_ALPHA: 3385 case TD_HS_BORDER_COLOR_INDEX: 3386 case TD_HS_BORDER_COLOR_RED: 3387 case TD_HS_BORDER_COLOR_GREEN: 3388 case TD_HS_BORDER_COLOR_BLUE: 3389 case TD_HS_BORDER_COLOR_ALPHA: 3390 case TD_LS_BORDER_COLOR_INDEX: 3391 case TD_LS_BORDER_COLOR_RED: 3392 case TD_LS_BORDER_COLOR_GREEN: 3393 case TD_LS_BORDER_COLOR_BLUE: 3394 case TD_LS_BORDER_COLOR_ALPHA: 3395 case TD_CS_BORDER_COLOR_INDEX: 3396 case TD_CS_BORDER_COLOR_RED: 3397 case TD_CS_BORDER_COLOR_GREEN: 3398 case TD_CS_BORDER_COLOR_BLUE: 3399 case TD_CS_BORDER_COLOR_ALPHA: 3400 case SQ_ESGS_RING_SIZE: 3401 case SQ_GSVS_RING_SIZE: 3402 case SQ_ESTMP_RING_SIZE: 3403 case SQ_GSTMP_RING_SIZE: 3404 case SQ_HSTMP_RING_SIZE: 3405 case SQ_LSTMP_RING_SIZE: 3406 case SQ_PSTMP_RING_SIZE: 3407 case SQ_VSTMP_RING_SIZE: 3408 case SQ_ESGS_RING_ITEMSIZE: 3409 case SQ_ESTMP_RING_ITEMSIZE: 3410 case SQ_GSTMP_RING_ITEMSIZE: 3411 case SQ_GSVS_RING_ITEMSIZE: 3412 case SQ_GS_VERT_ITEMSIZE: 3413 case SQ_GS_VERT_ITEMSIZE_1: 3414 case SQ_GS_VERT_ITEMSIZE_2: 3415 case SQ_GS_VERT_ITEMSIZE_3: 3416 case SQ_GSVS_RING_OFFSET_1: 3417 case SQ_GSVS_RING_OFFSET_2: 3418 case SQ_GSVS_RING_OFFSET_3: 3419 case SQ_HSTMP_RING_ITEMSIZE: 3420 case SQ_LSTMP_RING_ITEMSIZE: 3421 case SQ_PSTMP_RING_ITEMSIZE: 3422 case SQ_VSTMP_RING_ITEMSIZE: 3423 case VGT_TF_RING_SIZE: 3424 case SQ_ESGS_RING_BASE: 3425 case SQ_GSVS_RING_BASE: 3426 case SQ_ESTMP_RING_BASE: 3427 case SQ_GSTMP_RING_BASE: 3428 case SQ_HSTMP_RING_BASE: 3429 case SQ_LSTMP_RING_BASE: 3430 case SQ_PSTMP_RING_BASE: 3431 case SQ_VSTMP_RING_BASE: 3432 case CAYMAN_VGT_OFFCHIP_LDS_BASE: 3433 case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS: 3434 return true; 3435 default: 3436 DRM_ERROR("Invalid register 0x%x in CS\n", reg); 3437 return false; 3438 } 3439} 3440 3441static int evergreen_vm_packet3_check(struct radeon_device *rdev, 3442 u32 *ib, struct radeon_cs_packet *pkt) 3443{ 3444 u32 idx = pkt->idx + 1; 3445 u32 idx_value = ib[idx]; 3446 u32 start_reg, end_reg, reg, i; 3447 u32 command, info; 3448 3449 switch (pkt->opcode) { 3450 case PACKET3_NOP: 3451 case PACKET3_SET_BASE: 3452 case PACKET3_CLEAR_STATE: 3453 case PACKET3_INDEX_BUFFER_SIZE: 3454 case PACKET3_DISPATCH_DIRECT: 3455 case PACKET3_DISPATCH_INDIRECT: 3456 case PACKET3_MODE_CONTROL: 3457 case PACKET3_SET_PREDICATION: 3458 case PACKET3_COND_EXEC: 3459 case PACKET3_PRED_EXEC: 3460 case PACKET3_DRAW_INDIRECT: 3461 case PACKET3_DRAW_INDEX_INDIRECT: 3462 case PACKET3_INDEX_BASE: 3463 case PACKET3_DRAW_INDEX_2: 3464 case PACKET3_CONTEXT_CONTROL: 3465 case PACKET3_DRAW_INDEX_OFFSET: 3466 case PACKET3_INDEX_TYPE: 3467 case PACKET3_DRAW_INDEX: 3468 case PACKET3_DRAW_INDEX_AUTO: 3469 case PACKET3_DRAW_INDEX_IMMD: 3470 case PACKET3_NUM_INSTANCES: 3471 case PACKET3_DRAW_INDEX_MULTI_AUTO: 3472 case PACKET3_STRMOUT_BUFFER_UPDATE: 3473 case PACKET3_DRAW_INDEX_OFFSET_2: 3474 case PACKET3_DRAW_INDEX_MULTI_ELEMENT: 3475 case PACKET3_MPEG_INDEX: 3476 case PACKET3_WAIT_REG_MEM: 3477 case PACKET3_MEM_WRITE: 3478 case PACKET3_SURFACE_SYNC: 3479 case PACKET3_EVENT_WRITE: 3480 case PACKET3_EVENT_WRITE_EOP: 3481 case PACKET3_EVENT_WRITE_EOS: 3482 case PACKET3_SET_CONTEXT_REG: 3483 case PACKET3_SET_BOOL_CONST: 3484 case PACKET3_SET_LOOP_CONST: 3485 case PACKET3_SET_RESOURCE: 3486 case PACKET3_SET_SAMPLER: 3487 case PACKET3_SET_CTL_CONST: 3488 case PACKET3_SET_RESOURCE_OFFSET: 3489 case PACKET3_SET_CONTEXT_REG_INDIRECT: 3490 case PACKET3_SET_RESOURCE_INDIRECT: 3491 case CAYMAN_PACKET3_DEALLOC_STATE: 3492 break; 3493 case PACKET3_COND_WRITE: 3494 if (idx_value & 0x100) { 3495 reg = ib[idx + 5] * 4; 3496 if (!evergreen_vm_reg_valid(reg)) 3497 return -EINVAL; 3498 } 3499 break; 3500 case PACKET3_COPY_DW: 3501 if (idx_value & 0x2) { 3502 reg = ib[idx + 3] * 4; 3503 if (!evergreen_vm_reg_valid(reg)) 3504 return -EINVAL; 3505 } 3506 break; 3507 case PACKET3_SET_CONFIG_REG: 3508 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 3509 end_reg = 4 * pkt->count + start_reg - 4; 3510 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 3511 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 3512 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 3513 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 3514 return -EINVAL; 3515 } 3516 for (i = 0; i < pkt->count; i++) { 3517 reg = start_reg + (4 * i); 3518 if (!evergreen_vm_reg_valid(reg)) 3519 return -EINVAL; 3520 } 3521 break; 3522 case PACKET3_CP_DMA: 3523 command = ib[idx + 4]; 3524 info = ib[idx + 1]; 3525 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 3526 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 3527 ((((info & 0x00300000) >> 20) == 0) && 3528 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 3529 ((((info & 0x60000000) >> 29) == 0) && 3530 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 3531 /* non mem to mem copies requires dw aligned count */ 3532 if ((command & 0x1fffff) % 4) { 3533 DRM_ERROR("CP DMA command requires dw count alignment\n"); 3534 return -EINVAL; 3535 } 3536 } 3537 if (command & PACKET3_CP_DMA_CMD_SAS) { 3538 /* src address space is register */ 3539 if (((info & 0x60000000) >> 29) == 0) { 3540 start_reg = idx_value << 2; 3541 if (command & PACKET3_CP_DMA_CMD_SAIC) { 3542 reg = start_reg; 3543 if (!evergreen_vm_reg_valid(reg)) { 3544 DRM_ERROR("CP DMA Bad SRC register\n"); 3545 return -EINVAL; 3546 } 3547 } else { 3548 for (i = 0; i < (command & 0x1fffff); i++) { 3549 reg = start_reg + (4 * i); 3550 if (!evergreen_vm_reg_valid(reg)) { 3551 DRM_ERROR("CP DMA Bad SRC register\n"); 3552 return -EINVAL; 3553 } 3554 } 3555 } 3556 } 3557 } 3558 if (command & PACKET3_CP_DMA_CMD_DAS) { 3559 /* dst address space is register */ 3560 if (((info & 0x00300000) >> 20) == 0) { 3561 start_reg = ib[idx + 2]; 3562 if (command & PACKET3_CP_DMA_CMD_DAIC) { 3563 reg = start_reg; 3564 if (!evergreen_vm_reg_valid(reg)) { 3565 DRM_ERROR("CP DMA Bad DST register\n"); 3566 return -EINVAL; 3567 } 3568 } else { 3569 for (i = 0; i < (command & 0x1fffff); i++) { 3570 reg = start_reg + (4 * i); 3571 if (!evergreen_vm_reg_valid(reg)) { 3572 DRM_ERROR("CP DMA Bad DST register\n"); 3573 return -EINVAL; 3574 } 3575 } 3576 } 3577 } 3578 } 3579 break; 3580 default: 3581 return -EINVAL; 3582 } 3583 return 0; 3584} 3585 3586int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 3587{ 3588 int ret = 0; 3589 u32 idx = 0; 3590 struct radeon_cs_packet pkt; 3591 3592 do { 3593 pkt.idx = idx; 3594 pkt.type = CP_PACKET_GET_TYPE(ib->ptr[idx]); 3595 pkt.count = CP_PACKET_GET_COUNT(ib->ptr[idx]); 3596 pkt.one_reg_wr = 0; 3597 switch (pkt.type) { 3598 case PACKET_TYPE0: 3599 dev_err(rdev->dev, "Packet0 not allowed!\n"); 3600 ret = -EINVAL; 3601 break; 3602 case PACKET_TYPE2: 3603 idx += 1; 3604 break; 3605 case PACKET_TYPE3: 3606 pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]); 3607 ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt); 3608 idx += pkt.count + 2; 3609 break; 3610 default: 3611 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type); 3612 ret = -EINVAL; 3613 break; 3614 } 3615 if (ret) 3616 break; 3617 } while (idx < ib->length_dw); 3618 3619 return ret; 3620} 3621 3622/** 3623 * evergreen_dma_ib_parse() - parse the DMA IB for VM 3624 * @rdev: radeon_device pointer 3625 * @ib: radeon_ib pointer 3626 * 3627 * Parses the DMA IB from the VM CS ioctl 3628 * checks for errors. (Cayman-SI) 3629 * Returns 0 for success and an error on failure. 3630 **/ 3631int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 3632{ 3633 u32 idx = 0; 3634 u32 header, cmd, count, tiled, new_cmd, misc; 3635 3636 do { 3637 header = ib->ptr[idx]; 3638 cmd = GET_DMA_CMD(header); 3639 count = GET_DMA_COUNT(header); 3640 tiled = GET_DMA_T(header); 3641 new_cmd = GET_DMA_NEW(header); 3642 misc = GET_DMA_MISC(header); 3643 3644 switch (cmd) { 3645 case DMA_PACKET_WRITE: 3646 if (tiled) 3647 idx += count + 7; 3648 else 3649 idx += count + 3; 3650 break; 3651 case DMA_PACKET_COPY: 3652 if (tiled) { 3653 if (new_cmd) { 3654 switch (misc) { 3655 case 0: 3656 /* L2T, frame to fields */ 3657 idx += 10; 3658 break; 3659 case 1: 3660 /* L2T, T2L partial */ 3661 idx += 12; 3662 break; 3663 case 3: 3664 /* L2T, broadcast */ 3665 idx += 10; 3666 break; 3667 case 4: 3668 /* L2T, T2L */ 3669 idx += 9; 3670 break; 3671 case 5: 3672 /* T2T partial */ 3673 idx += 13; 3674 break; 3675 case 7: 3676 /* L2T, broadcast */ 3677 idx += 10; 3678 break; 3679 default: 3680 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3681 return -EINVAL; 3682 } 3683 } else { 3684 switch (misc) { 3685 case 0: 3686 idx += 9; 3687 break; 3688 default: 3689 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3690 return -EINVAL; 3691 } 3692 } 3693 } else { 3694 if (new_cmd) { 3695 switch (misc) { 3696 case 0: 3697 /* L2L, byte */ 3698 idx += 5; 3699 break; 3700 case 1: 3701 /* L2L, partial */ 3702 idx += 9; 3703 break; 3704 case 4: 3705 /* L2L, dw, broadcast */ 3706 idx += 7; 3707 break; 3708 default: 3709 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3710 return -EINVAL; 3711 } 3712 } else { 3713 /* L2L, dw */ 3714 idx += 5; 3715 } 3716 } 3717 break; 3718 case DMA_PACKET_CONSTANT_FILL: 3719 idx += 4; 3720 break; 3721 case DMA_PACKET_NOP: 3722 idx += 1; 3723 break; 3724 default: 3725 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 3726 return -EINVAL; 3727 } 3728 } while (idx < ib->length_dw); 3729 3730 return 0; 3731} 3732