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 * $FreeBSD: head/sys/dev/drm2/radeon/evergreen_cs.c 254885 2013-08-25 19:37:15Z dumbbell $ 29 */ 30 31 #include <drm/drmP.h> 32 #include "radeon.h" 33 #include "radeon_asic.h" 34 #include "evergreend.h" 35 #include "evergreen_reg_safe.h" 36 #include "cayman_reg_safe.h" 37 #include "r600_cs.h" 38 39 #define MAX(a,b) (((a)>(b))?(a):(b)) 40 #define MIN(a,b) (((a)<(b))?(a):(b)) 41 42 static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p, 43 struct radeon_cs_reloc **cs_reloc); 44 45 struct evergreen_cs_track { 46 u32 group_size; 47 u32 nbanks; 48 u32 npipes; 49 u32 row_size; 50 /* value we track */ 51 u32 nsamples; /* unused */ 52 struct radeon_bo *cb_color_bo[12]; 53 u32 cb_color_bo_offset[12]; 54 struct radeon_bo *cb_color_fmask_bo[8]; /* unused */ 55 struct radeon_bo *cb_color_cmask_bo[8]; /* unused */ 56 u32 cb_color_info[12]; 57 u32 cb_color_view[12]; 58 u32 cb_color_pitch[12]; 59 u32 cb_color_slice[12]; 60 u32 cb_color_slice_idx[12]; 61 u32 cb_color_attrib[12]; 62 u32 cb_color_cmask_slice[8];/* unused */ 63 u32 cb_color_fmask_slice[8];/* unused */ 64 u32 cb_target_mask; 65 u32 cb_shader_mask; /* unused */ 66 u32 vgt_strmout_config; 67 u32 vgt_strmout_buffer_config; 68 struct radeon_bo *vgt_strmout_bo[4]; 69 u32 vgt_strmout_bo_offset[4]; 70 u32 vgt_strmout_size[4]; 71 u32 db_depth_control; 72 u32 db_depth_view; 73 u32 db_depth_slice; 74 u32 db_depth_size; 75 u32 db_z_info; 76 u32 db_z_read_offset; 77 u32 db_z_write_offset; 78 struct radeon_bo *db_z_read_bo; 79 struct radeon_bo *db_z_write_bo; 80 u32 db_s_info; 81 u32 db_s_read_offset; 82 u32 db_s_write_offset; 83 struct radeon_bo *db_s_read_bo; 84 struct radeon_bo *db_s_write_bo; 85 bool sx_misc_kill_all_prims; 86 bool cb_dirty; 87 bool db_dirty; 88 bool streamout_dirty; 89 u32 htile_offset; 90 u32 htile_surface; 91 struct radeon_bo *htile_bo; 92 }; 93 94 static u32 evergreen_cs_get_aray_mode(u32 tiling_flags) 95 { 96 if (tiling_flags & RADEON_TILING_MACRO) 97 return ARRAY_2D_TILED_THIN1; 98 else if (tiling_flags & RADEON_TILING_MICRO) 99 return ARRAY_1D_TILED_THIN1; 100 else 101 return ARRAY_LINEAR_GENERAL; 102 } 103 104 static u32 evergreen_cs_get_num_banks(u32 nbanks) 105 { 106 switch (nbanks) { 107 case 2: 108 return ADDR_SURF_2_BANK; 109 case 4: 110 return ADDR_SURF_4_BANK; 111 case 8: 112 default: 113 return ADDR_SURF_8_BANK; 114 case 16: 115 return ADDR_SURF_16_BANK; 116 } 117 } 118 119 static void evergreen_cs_track_init(struct evergreen_cs_track *track) 120 { 121 int i; 122 123 for (i = 0; i < 8; i++) { 124 track->cb_color_fmask_bo[i] = NULL; 125 track->cb_color_cmask_bo[i] = NULL; 126 track->cb_color_cmask_slice[i] = 0; 127 track->cb_color_fmask_slice[i] = 0; 128 } 129 130 for (i = 0; i < 12; i++) { 131 track->cb_color_bo[i] = NULL; 132 track->cb_color_bo_offset[i] = 0xFFFFFFFF; 133 track->cb_color_info[i] = 0; 134 track->cb_color_view[i] = 0xFFFFFFFF; 135 track->cb_color_pitch[i] = 0; 136 track->cb_color_slice[i] = 0xfffffff; 137 track->cb_color_slice_idx[i] = 0; 138 } 139 track->cb_target_mask = 0xFFFFFFFF; 140 track->cb_shader_mask = 0xFFFFFFFF; 141 track->cb_dirty = true; 142 143 track->db_depth_slice = 0xffffffff; 144 track->db_depth_view = 0xFFFFC000; 145 track->db_depth_size = 0xFFFFFFFF; 146 track->db_depth_control = 0xFFFFFFFF; 147 track->db_z_info = 0xFFFFFFFF; 148 track->db_z_read_offset = 0xFFFFFFFF; 149 track->db_z_write_offset = 0xFFFFFFFF; 150 track->db_z_read_bo = NULL; 151 track->db_z_write_bo = NULL; 152 track->db_s_info = 0xFFFFFFFF; 153 track->db_s_read_offset = 0xFFFFFFFF; 154 track->db_s_write_offset = 0xFFFFFFFF; 155 track->db_s_read_bo = NULL; 156 track->db_s_write_bo = NULL; 157 track->db_dirty = true; 158 track->htile_bo = NULL; 159 track->htile_offset = 0xFFFFFFFF; 160 track->htile_surface = 0; 161 162 for (i = 0; i < 4; i++) { 163 track->vgt_strmout_size[i] = 0; 164 track->vgt_strmout_bo[i] = NULL; 165 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF; 166 } 167 track->streamout_dirty = true; 168 track->sx_misc_kill_all_prims = false; 169 } 170 171 struct eg_surface { 172 /* value gathered from cs */ 173 unsigned nbx; 174 unsigned nby; 175 unsigned format; 176 unsigned mode; 177 unsigned nbanks; 178 unsigned bankw; 179 unsigned bankh; 180 unsigned tsplit; 181 unsigned mtilea; 182 unsigned nsamples; 183 /* output value */ 184 unsigned bpe; 185 unsigned layer_size; 186 unsigned palign; 187 unsigned halign; 188 unsigned long base_align; 189 }; 190 191 static int evergreen_surface_check_linear(struct radeon_cs_parser *p, 192 struct eg_surface *surf, 193 const char *prefix) 194 { 195 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 196 surf->base_align = surf->bpe; 197 surf->palign = 1; 198 surf->halign = 1; 199 return 0; 200 } 201 202 static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p, 203 struct eg_surface *surf, 204 const char *prefix) 205 { 206 struct evergreen_cs_track *track = p->track; 207 unsigned palign; 208 209 palign = MAX(64, track->group_size / surf->bpe); 210 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 211 surf->base_align = track->group_size; 212 surf->palign = palign; 213 surf->halign = 1; 214 if (surf->nbx & (palign - 1)) { 215 if (prefix) { 216 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 217 __func__, __LINE__, prefix, surf->nbx, palign); 218 } 219 return -EINVAL; 220 } 221 return 0; 222 } 223 224 static int evergreen_surface_check_1d(struct radeon_cs_parser *p, 225 struct eg_surface *surf, 226 const char *prefix) 227 { 228 struct evergreen_cs_track *track = p->track; 229 unsigned palign; 230 231 palign = track->group_size / (8 * surf->bpe * surf->nsamples); 232 palign = MAX(8, palign); 233 surf->layer_size = surf->nbx * surf->nby * surf->bpe; 234 surf->base_align = track->group_size; 235 surf->palign = palign; 236 surf->halign = 8; 237 if ((surf->nbx & (palign - 1))) { 238 if (prefix) { 239 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n", 240 __func__, __LINE__, prefix, surf->nbx, palign, 241 track->group_size, surf->bpe, surf->nsamples); 242 } 243 return -EINVAL; 244 } 245 if ((surf->nby & (8 - 1))) { 246 if (prefix) { 247 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n", 248 __func__, __LINE__, prefix, surf->nby); 249 } 250 return -EINVAL; 251 } 252 return 0; 253 } 254 255 static int evergreen_surface_check_2d(struct radeon_cs_parser *p, 256 struct eg_surface *surf, 257 const char *prefix) 258 { 259 struct evergreen_cs_track *track = p->track; 260 unsigned palign, halign, tileb, slice_pt; 261 unsigned mtile_pr, mtile_ps, mtileb; 262 263 tileb = 64 * surf->bpe * surf->nsamples; 264 slice_pt = 1; 265 if (tileb > surf->tsplit) { 266 slice_pt = tileb / surf->tsplit; 267 } 268 tileb = tileb / slice_pt; 269 /* macro tile width & height */ 270 palign = (8 * surf->bankw * track->npipes) * surf->mtilea; 271 halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea; 272 mtileb = (palign / 8) * (halign / 8) * tileb; 273 mtile_pr = surf->nbx / palign; 274 mtile_ps = (mtile_pr * surf->nby) / halign; 275 surf->layer_size = mtile_ps * mtileb * slice_pt; 276 surf->base_align = (palign / 8) * (halign / 8) * tileb; 277 surf->palign = palign; 278 surf->halign = halign; 279 280 if ((surf->nbx & (palign - 1))) { 281 if (prefix) { 282 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 283 __func__, __LINE__, prefix, surf->nbx, palign); 284 } 285 return -EINVAL; 286 } 287 if ((surf->nby & (halign - 1))) { 288 if (prefix) { 289 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n", 290 __func__, __LINE__, prefix, surf->nby, halign); 291 } 292 return -EINVAL; 293 } 294 295 return 0; 296 } 297 298 static int evergreen_surface_check(struct radeon_cs_parser *p, 299 struct eg_surface *surf, 300 const char *prefix) 301 { 302 /* some common value computed here */ 303 surf->bpe = r600_fmt_get_blocksize(surf->format); 304 305 switch (surf->mode) { 306 case ARRAY_LINEAR_GENERAL: 307 return evergreen_surface_check_linear(p, surf, prefix); 308 case ARRAY_LINEAR_ALIGNED: 309 return evergreen_surface_check_linear_aligned(p, surf, prefix); 310 case ARRAY_1D_TILED_THIN1: 311 return evergreen_surface_check_1d(p, surf, prefix); 312 case ARRAY_2D_TILED_THIN1: 313 return evergreen_surface_check_2d(p, surf, prefix); 314 default: 315 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 316 __func__, __LINE__, prefix, surf->mode); 317 return -EINVAL; 318 } 319 return -EINVAL; 320 } 321 322 static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p, 323 struct eg_surface *surf, 324 const char *prefix) 325 { 326 switch (surf->mode) { 327 case ARRAY_2D_TILED_THIN1: 328 break; 329 case ARRAY_LINEAR_GENERAL: 330 case ARRAY_LINEAR_ALIGNED: 331 case ARRAY_1D_TILED_THIN1: 332 return 0; 333 default: 334 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 335 __func__, __LINE__, prefix, surf->mode); 336 return -EINVAL; 337 } 338 339 switch (surf->nbanks) { 340 case 0: surf->nbanks = 2; break; 341 case 1: surf->nbanks = 4; break; 342 case 2: surf->nbanks = 8; break; 343 case 3: surf->nbanks = 16; break; 344 default: 345 dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n", 346 __func__, __LINE__, prefix, surf->nbanks); 347 return -EINVAL; 348 } 349 switch (surf->bankw) { 350 case 0: surf->bankw = 1; break; 351 case 1: surf->bankw = 2; break; 352 case 2: surf->bankw = 4; break; 353 case 3: surf->bankw = 8; break; 354 default: 355 dev_warn(p->dev, "%s:%d %s invalid bankw %d\n", 356 __func__, __LINE__, prefix, surf->bankw); 357 return -EINVAL; 358 } 359 switch (surf->bankh) { 360 case 0: surf->bankh = 1; break; 361 case 1: surf->bankh = 2; break; 362 case 2: surf->bankh = 4; break; 363 case 3: surf->bankh = 8; break; 364 default: 365 dev_warn(p->dev, "%s:%d %s invalid bankh %d\n", 366 __func__, __LINE__, prefix, surf->bankh); 367 return -EINVAL; 368 } 369 switch (surf->mtilea) { 370 case 0: surf->mtilea = 1; break; 371 case 1: surf->mtilea = 2; break; 372 case 2: surf->mtilea = 4; break; 373 case 3: surf->mtilea = 8; break; 374 default: 375 dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n", 376 __func__, __LINE__, prefix, surf->mtilea); 377 return -EINVAL; 378 } 379 switch (surf->tsplit) { 380 case 0: surf->tsplit = 64; break; 381 case 1: surf->tsplit = 128; break; 382 case 2: surf->tsplit = 256; break; 383 case 3: surf->tsplit = 512; break; 384 case 4: surf->tsplit = 1024; break; 385 case 5: surf->tsplit = 2048; break; 386 case 6: surf->tsplit = 4096; break; 387 default: 388 dev_warn(p->dev, "%s:%d %s invalid tile split %d\n", 389 __func__, __LINE__, prefix, surf->tsplit); 390 return -EINVAL; 391 } 392 return 0; 393 } 394 395 static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id) 396 { 397 struct evergreen_cs_track *track = p->track; 398 struct eg_surface surf; 399 unsigned pitch, slice, mslice; 400 unsigned long offset; 401 int r; 402 403 mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1; 404 pitch = track->cb_color_pitch[id]; 405 slice = track->cb_color_slice[id]; 406 surf.nbx = (pitch + 1) * 8; 407 surf.nby = ((slice + 1) * 64) / surf.nbx; 408 surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]); 409 surf.format = G_028C70_FORMAT(track->cb_color_info[id]); 410 surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]); 411 surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]); 412 surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]); 413 surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]); 414 surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]); 415 surf.nsamples = 1; 416 417 if (!r600_fmt_is_valid_color(surf.format)) { 418 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n", 419 __func__, __LINE__, surf.format, 420 id, track->cb_color_info[id]); 421 return -EINVAL; 422 } 423 424 r = evergreen_surface_value_conv_check(p, &surf, "cb"); 425 if (r) { 426 return r; 427 } 428 429 r = evergreen_surface_check(p, &surf, "cb"); 430 if (r) { 431 dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 432 __func__, __LINE__, id, track->cb_color_pitch[id], 433 track->cb_color_slice[id], track->cb_color_attrib[id], 434 track->cb_color_info[id]); 435 return r; 436 } 437 438 offset = track->cb_color_bo_offset[id] << 8; 439 if (offset & (surf.base_align - 1)) { 440 dev_warn(p->dev, "%s:%d cb[%d] bo base %ld not aligned with %ld\n", 441 __func__, __LINE__, id, offset, surf.base_align); 442 return -EINVAL; 443 } 444 445 offset += surf.layer_size * mslice; 446 if (offset > radeon_bo_size(track->cb_color_bo[id])) { 447 /* old ddx are broken they allocate bo with w*h*bpp but 448 * program slice with ALIGN(h, 8), catch this and patch 449 * command stream. 450 */ 451 if (!surf.mode) { 452 volatile u32 *ib = p->ib.ptr; 453 unsigned long tmp, nby, bsize, size, min = 0; 454 455 /* find the height the ddx wants */ 456 if (surf.nby > 8) { 457 min = surf.nby - 8; 458 } 459 bsize = radeon_bo_size(track->cb_color_bo[id]); 460 tmp = track->cb_color_bo_offset[id] << 8; 461 for (nby = surf.nby; nby > min; nby--) { 462 size = nby * surf.nbx * surf.bpe * surf.nsamples; 463 if ((tmp + size * mslice) <= bsize) { 464 break; 465 } 466 } 467 if (nby > min) { 468 surf.nby = nby; 469 slice = ((nby * surf.nbx) / 64) - 1; 470 if (!evergreen_surface_check(p, &surf, "cb")) { 471 /* check if this one works */ 472 tmp += surf.layer_size * mslice; 473 if (tmp <= bsize) { 474 ib[track->cb_color_slice_idx[id]] = slice; 475 goto old_ddx_ok; 476 } 477 } 478 } 479 } 480 dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, " 481 "offset %d, max layer %d, bo size %ld, slice %d)\n", 482 __func__, __LINE__, id, surf.layer_size, 483 track->cb_color_bo_offset[id] << 8, mslice, 484 radeon_bo_size(track->cb_color_bo[id]), slice); 485 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 486 __func__, __LINE__, surf.nbx, surf.nby, 487 surf.mode, surf.bpe, surf.nsamples, 488 surf.bankw, surf.bankh, 489 surf.tsplit, surf.mtilea); 490 return -EINVAL; 491 } 492 old_ddx_ok: 493 494 return 0; 495 } 496 497 static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p, 498 unsigned nbx, unsigned nby) 499 { 500 struct evergreen_cs_track *track = p->track; 501 unsigned long size; 502 503 if (track->htile_bo == NULL) { 504 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n", 505 __func__, __LINE__, track->db_z_info); 506 return -EINVAL; 507 } 508 509 if (G_028ABC_LINEAR(track->htile_surface)) { 510 /* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */ 511 nbx = roundup(nbx, 16 * 8); 512 /* height is npipes htiles aligned == npipes * 8 pixel aligned */ 513 nby = roundup(nby, track->npipes * 8); 514 } else { 515 /* always assume 8x8 htile */ 516 /* align is htile align * 8, htile align vary according to 517 * number of pipe and tile width and nby 518 */ 519 switch (track->npipes) { 520 case 8: 521 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 522 nbx = roundup(nbx, 64 * 8); 523 nby = roundup(nby, 64 * 8); 524 break; 525 case 4: 526 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 527 nbx = roundup(nbx, 64 * 8); 528 nby = roundup(nby, 32 * 8); 529 break; 530 case 2: 531 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 532 nbx = roundup(nbx, 32 * 8); 533 nby = roundup(nby, 32 * 8); 534 break; 535 case 1: 536 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 537 nbx = roundup(nbx, 32 * 8); 538 nby = roundup(nby, 16 * 8); 539 break; 540 default: 541 dev_warn(p->dev, "%s:%d invalid num pipes %d\n", 542 __func__, __LINE__, track->npipes); 543 return -EINVAL; 544 } 545 } 546 /* compute number of htile */ 547 nbx = nbx >> 3; 548 nby = nby >> 3; 549 /* size must be aligned on npipes * 2K boundary */ 550 size = roundup(nbx * nby * 4, track->npipes * (2 << 10)); 551 size += track->htile_offset; 552 553 if (size > radeon_bo_size(track->htile_bo)) { 554 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n", 555 __func__, __LINE__, radeon_bo_size(track->htile_bo), 556 size, nbx, nby); 557 return -EINVAL; 558 } 559 return 0; 560 } 561 562 static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p) 563 { 564 struct evergreen_cs_track *track = p->track; 565 struct eg_surface surf; 566 unsigned pitch, slice, mslice; 567 unsigned long offset; 568 int r; 569 570 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 571 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 572 slice = track->db_depth_slice; 573 surf.nbx = (pitch + 1) * 8; 574 surf.nby = ((slice + 1) * 64) / surf.nbx; 575 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 576 surf.format = G_028044_FORMAT(track->db_s_info); 577 surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info); 578 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 579 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 580 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 581 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 582 surf.nsamples = 1; 583 584 if (surf.format != 1) { 585 dev_warn(p->dev, "%s:%d stencil invalid format %d\n", 586 __func__, __LINE__, surf.format); 587 return -EINVAL; 588 } 589 /* replace by color format so we can use same code */ 590 surf.format = V_028C70_COLOR_8; 591 592 r = evergreen_surface_value_conv_check(p, &surf, "stencil"); 593 if (r) { 594 return r; 595 } 596 597 r = evergreen_surface_check(p, &surf, NULL); 598 if (r) { 599 /* old userspace doesn't compute proper depth/stencil alignment 600 * check that alignment against a bigger byte per elements and 601 * only report if that alignment is wrong too. 602 */ 603 surf.format = V_028C70_COLOR_8_8_8_8; 604 r = evergreen_surface_check(p, &surf, "stencil"); 605 if (r) { 606 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 607 __func__, __LINE__, track->db_depth_size, 608 track->db_depth_slice, track->db_s_info, track->db_z_info); 609 } 610 return r; 611 } 612 613 offset = track->db_s_read_offset << 8; 614 if (offset & (surf.base_align - 1)) { 615 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 616 __func__, __LINE__, offset, surf.base_align); 617 return -EINVAL; 618 } 619 offset += surf.layer_size * mslice; 620 if (offset > radeon_bo_size(track->db_s_read_bo)) { 621 dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, " 622 "offset %ld, max layer %d, bo size %ld)\n", 623 __func__, __LINE__, surf.layer_size, 624 (unsigned long)track->db_s_read_offset << 8, mslice, 625 radeon_bo_size(track->db_s_read_bo)); 626 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 627 __func__, __LINE__, track->db_depth_size, 628 track->db_depth_slice, track->db_s_info, track->db_z_info); 629 return -EINVAL; 630 } 631 632 offset = track->db_s_write_offset << 8; 633 if (offset & (surf.base_align - 1)) { 634 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 635 __func__, __LINE__, offset, surf.base_align); 636 return -EINVAL; 637 } 638 offset += surf.layer_size * mslice; 639 if (offset > radeon_bo_size(track->db_s_write_bo)) { 640 dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, " 641 "offset %ld, max layer %d, bo size %ld)\n", 642 __func__, __LINE__, surf.layer_size, 643 (unsigned long)track->db_s_write_offset << 8, mslice, 644 radeon_bo_size(track->db_s_write_bo)); 645 return -EINVAL; 646 } 647 648 /* hyperz */ 649 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 650 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 651 if (r) { 652 return r; 653 } 654 } 655 656 return 0; 657 } 658 659 static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p) 660 { 661 struct evergreen_cs_track *track = p->track; 662 struct eg_surface surf; 663 unsigned pitch, slice, mslice; 664 unsigned long offset; 665 int r; 666 667 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 668 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 669 slice = track->db_depth_slice; 670 surf.nbx = (pitch + 1) * 8; 671 surf.nby = ((slice + 1) * 64) / surf.nbx; 672 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 673 surf.format = G_028040_FORMAT(track->db_z_info); 674 surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info); 675 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 676 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 677 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 678 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 679 surf.nsamples = 1; 680 681 switch (surf.format) { 682 case V_028040_Z_16: 683 surf.format = V_028C70_COLOR_16; 684 break; 685 case V_028040_Z_24: 686 case V_028040_Z_32_FLOAT: 687 surf.format = V_028C70_COLOR_8_8_8_8; 688 break; 689 default: 690 dev_warn(p->dev, "%s:%d depth invalid format %d\n", 691 __func__, __LINE__, surf.format); 692 return -EINVAL; 693 } 694 695 r = evergreen_surface_value_conv_check(p, &surf, "depth"); 696 if (r) { 697 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 698 __func__, __LINE__, track->db_depth_size, 699 track->db_depth_slice, track->db_z_info); 700 return r; 701 } 702 703 r = evergreen_surface_check(p, &surf, "depth"); 704 if (r) { 705 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 706 __func__, __LINE__, track->db_depth_size, 707 track->db_depth_slice, track->db_z_info); 708 return r; 709 } 710 711 offset = track->db_z_read_offset << 8; 712 if (offset & (surf.base_align - 1)) { 713 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 714 __func__, __LINE__, offset, surf.base_align); 715 return -EINVAL; 716 } 717 offset += surf.layer_size * mslice; 718 if (offset > radeon_bo_size(track->db_z_read_bo)) { 719 dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, " 720 "offset %ld, max layer %d, bo size %ld)\n", 721 __func__, __LINE__, surf.layer_size, 722 (unsigned long)track->db_z_read_offset << 8, mslice, 723 radeon_bo_size(track->db_z_read_bo)); 724 return -EINVAL; 725 } 726 727 offset = track->db_z_write_offset << 8; 728 if (offset & (surf.base_align - 1)) { 729 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 730 __func__, __LINE__, offset, surf.base_align); 731 return -EINVAL; 732 } 733 offset += surf.layer_size * mslice; 734 if (offset > radeon_bo_size(track->db_z_write_bo)) { 735 dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, " 736 "offset %ld, max layer %d, bo size %ld)\n", 737 __func__, __LINE__, surf.layer_size, 738 (unsigned long)track->db_z_write_offset << 8, mslice, 739 radeon_bo_size(track->db_z_write_bo)); 740 return -EINVAL; 741 } 742 743 /* hyperz */ 744 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 745 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 746 if (r) { 747 return r; 748 } 749 } 750 751 return 0; 752 } 753 754 static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p, 755 struct radeon_bo *texture, 756 struct radeon_bo *mipmap, 757 unsigned idx) 758 { 759 struct eg_surface surf; 760 unsigned long toffset, moffset; 761 unsigned dim, llevel, mslice, width, height, depth, i; 762 u32 texdw[8]; 763 int r; 764 765 texdw[0] = radeon_get_ib_value(p, idx + 0); 766 texdw[1] = radeon_get_ib_value(p, idx + 1); 767 texdw[2] = radeon_get_ib_value(p, idx + 2); 768 texdw[3] = radeon_get_ib_value(p, idx + 3); 769 texdw[4] = radeon_get_ib_value(p, idx + 4); 770 texdw[5] = radeon_get_ib_value(p, idx + 5); 771 texdw[6] = radeon_get_ib_value(p, idx + 6); 772 texdw[7] = radeon_get_ib_value(p, idx + 7); 773 dim = G_030000_DIM(texdw[0]); 774 llevel = G_030014_LAST_LEVEL(texdw[5]); 775 mslice = G_030014_LAST_ARRAY(texdw[5]) + 1; 776 width = G_030000_TEX_WIDTH(texdw[0]) + 1; 777 height = G_030004_TEX_HEIGHT(texdw[1]) + 1; 778 depth = G_030004_TEX_DEPTH(texdw[1]) + 1; 779 surf.format = G_03001C_DATA_FORMAT(texdw[7]); 780 surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8; 781 surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx); 782 surf.nby = r600_fmt_get_nblocksy(surf.format, height); 783 surf.mode = G_030004_ARRAY_MODE(texdw[1]); 784 surf.tsplit = G_030018_TILE_SPLIT(texdw[6]); 785 surf.nbanks = G_03001C_NUM_BANKS(texdw[7]); 786 surf.bankw = G_03001C_BANK_WIDTH(texdw[7]); 787 surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]); 788 surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]); 789 surf.nsamples = 1; 790 toffset = texdw[2] << 8; 791 moffset = texdw[3] << 8; 792 793 if (!r600_fmt_is_valid_texture(surf.format, p->family)) { 794 dev_warn(p->dev, "%s:%d texture invalid format %d\n", 795 __func__, __LINE__, surf.format); 796 return -EINVAL; 797 } 798 switch (dim) { 799 case V_030000_SQ_TEX_DIM_1D: 800 case V_030000_SQ_TEX_DIM_2D: 801 case V_030000_SQ_TEX_DIM_CUBEMAP: 802 case V_030000_SQ_TEX_DIM_1D_ARRAY: 803 case V_030000_SQ_TEX_DIM_2D_ARRAY: 804 depth = 1; 805 break; 806 case V_030000_SQ_TEX_DIM_2D_MSAA: 807 case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA: 808 surf.nsamples = 1 << llevel; 809 llevel = 0; 810 depth = 1; 811 break; 812 case V_030000_SQ_TEX_DIM_3D: 813 break; 814 default: 815 dev_warn(p->dev, "%s:%d texture invalid dimension %d\n", 816 __func__, __LINE__, dim); 817 return -EINVAL; 818 } 819 820 r = evergreen_surface_value_conv_check(p, &surf, "texture"); 821 if (r) { 822 return r; 823 } 824 825 /* align height */ 826 evergreen_surface_check(p, &surf, NULL); 827 surf.nby = roundup(surf.nby, surf.halign); 828 829 r = evergreen_surface_check(p, &surf, "texture"); 830 if (r) { 831 dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", 832 __func__, __LINE__, texdw[0], texdw[1], texdw[4], 833 texdw[5], texdw[6], texdw[7]); 834 return r; 835 } 836 837 /* check texture size */ 838 if (toffset & (surf.base_align - 1)) { 839 dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n", 840 __func__, __LINE__, toffset, surf.base_align); 841 return -EINVAL; 842 } 843 if (moffset & (surf.base_align - 1)) { 844 dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n", 845 __func__, __LINE__, moffset, surf.base_align); 846 return -EINVAL; 847 } 848 if (dim == SQ_TEX_DIM_3D) { 849 toffset += surf.layer_size * depth; 850 } else { 851 toffset += surf.layer_size * mslice; 852 } 853 if (toffset > radeon_bo_size(texture)) { 854 dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, " 855 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n", 856 __func__, __LINE__, surf.layer_size, 857 (unsigned long)texdw[2] << 8, mslice, 858 depth, radeon_bo_size(texture), 859 surf.nbx, surf.nby); 860 return -EINVAL; 861 } 862 863 if (!mipmap) { 864 if (llevel) { 865 dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n", 866 __func__, __LINE__); 867 return -EINVAL; 868 } else { 869 return 0; /* everything's ok */ 870 } 871 } 872 873 /* check mipmap size */ 874 for (i = 1; i <= llevel; i++) { 875 unsigned w, h, d; 876 877 w = r600_mip_minify(width, i); 878 h = r600_mip_minify(height, i); 879 d = r600_mip_minify(depth, i); 880 surf.nbx = r600_fmt_get_nblocksx(surf.format, w); 881 surf.nby = r600_fmt_get_nblocksy(surf.format, h); 882 883 switch (surf.mode) { 884 case ARRAY_2D_TILED_THIN1: 885 if (surf.nbx < surf.palign || surf.nby < surf.halign) { 886 surf.mode = ARRAY_1D_TILED_THIN1; 887 } 888 /* recompute alignment */ 889 evergreen_surface_check(p, &surf, NULL); 890 break; 891 case ARRAY_LINEAR_GENERAL: 892 case ARRAY_LINEAR_ALIGNED: 893 case ARRAY_1D_TILED_THIN1: 894 break; 895 default: 896 dev_warn(p->dev, "%s:%d invalid array mode %d\n", 897 __func__, __LINE__, surf.mode); 898 return -EINVAL; 899 } 900 surf.nbx = roundup(surf.nbx, surf.palign); 901 surf.nby = roundup(surf.nby, surf.halign); 902 903 r = evergreen_surface_check(p, &surf, "mipmap"); 904 if (r) { 905 return r; 906 } 907 908 if (dim == SQ_TEX_DIM_3D) { 909 moffset += surf.layer_size * d; 910 } else { 911 moffset += surf.layer_size * mslice; 912 } 913 if (moffset > radeon_bo_size(mipmap)) { 914 dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, " 915 "offset %ld, coffset %ld, max layer %d, depth %d, " 916 "bo size %ld) level0 (%d %d %d)\n", 917 __func__, __LINE__, i, surf.layer_size, 918 (unsigned long)texdw[3] << 8, moffset, mslice, 919 d, radeon_bo_size(mipmap), 920 width, height, depth); 921 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 922 __func__, __LINE__, surf.nbx, surf.nby, 923 surf.mode, surf.bpe, surf.nsamples, 924 surf.bankw, surf.bankh, 925 surf.tsplit, surf.mtilea); 926 return -EINVAL; 927 } 928 } 929 930 return 0; 931 } 932 933 static int evergreen_cs_track_check(struct radeon_cs_parser *p) 934 { 935 struct evergreen_cs_track *track = p->track; 936 unsigned tmp, i; 937 int r; 938 unsigned buffer_mask = 0; 939 940 /* check streamout */ 941 if (track->streamout_dirty && track->vgt_strmout_config) { 942 for (i = 0; i < 4; i++) { 943 if (track->vgt_strmout_config & (1 << i)) { 944 buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf; 945 } 946 } 947 948 for (i = 0; i < 4; i++) { 949 if (buffer_mask & (1 << i)) { 950 if (track->vgt_strmout_bo[i]) { 951 u64 offset = (u64)track->vgt_strmout_bo_offset[i] + 952 (u64)track->vgt_strmout_size[i]; 953 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) { 954 DRM_ERROR("streamout %d bo too small: 0x%jx, 0x%lx\n", 955 i, (uintmax_t)offset, 956 radeon_bo_size(track->vgt_strmout_bo[i])); 957 return -EINVAL; 958 } 959 } else { 960 dev_warn(p->dev, "No buffer for streamout %d\n", i); 961 return -EINVAL; 962 } 963 } 964 } 965 track->streamout_dirty = false; 966 } 967 968 if (track->sx_misc_kill_all_prims) 969 return 0; 970 971 /* check that we have a cb for each enabled target 972 */ 973 if (track->cb_dirty) { 974 tmp = track->cb_target_mask; 975 for (i = 0; i < 8; i++) { 976 if ((tmp >> (i * 4)) & 0xF) { 977 /* at least one component is enabled */ 978 if (track->cb_color_bo[i] == NULL) { 979 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n", 980 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i); 981 return -EINVAL; 982 } 983 /* check cb */ 984 r = evergreen_cs_track_validate_cb(p, i); 985 if (r) { 986 return r; 987 } 988 } 989 } 990 track->cb_dirty = false; 991 } 992 993 if (track->db_dirty) { 994 /* Check stencil buffer */ 995 if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID && 996 G_028800_STENCIL_ENABLE(track->db_depth_control)) { 997 r = evergreen_cs_track_validate_stencil(p); 998 if (r) 999 return r; 1000 } 1001 /* Check depth buffer */ 1002 if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID && 1003 G_028800_Z_ENABLE(track->db_depth_control)) { 1004 r = evergreen_cs_track_validate_depth(p); 1005 if (r) 1006 return r; 1007 } 1008 track->db_dirty = false; 1009 } 1010 1011 return 0; 1012 } 1013 1014 /** 1015 * evergreen_cs_packet_parse() - parse cp packet and point ib index to next packet 1016 * @parser: parser structure holding parsing context. 1017 * @pkt: where to store packet informations 1018 * 1019 * Assume that chunk_ib_index is properly set. Will return -EINVAL 1020 * if packet is bigger than remaining ib size. or if packets is unknown. 1021 **/ 1022 static int evergreen_cs_packet_parse(struct radeon_cs_parser *p, 1023 struct radeon_cs_packet *pkt, 1024 unsigned idx) 1025 { 1026 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; 1027 uint32_t header; 1028 1029 if (idx >= ib_chunk->length_dw) { 1030 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 1031 idx, ib_chunk->length_dw); 1032 return -EINVAL; 1033 } 1034 header = radeon_get_ib_value(p, idx); 1035 pkt->idx = idx; 1036 pkt->type = CP_PACKET_GET_TYPE(header); 1037 pkt->count = CP_PACKET_GET_COUNT(header); 1038 pkt->one_reg_wr = 0; 1039 switch (pkt->type) { 1040 case PACKET_TYPE0: 1041 pkt->reg = CP_PACKET0_GET_REG(header); 1042 break; 1043 case PACKET_TYPE3: 1044 pkt->opcode = CP_PACKET3_GET_OPCODE(header); 1045 break; 1046 case PACKET_TYPE2: 1047 pkt->count = -1; 1048 break; 1049 default: 1050 DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx); 1051 return -EINVAL; 1052 } 1053 if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) { 1054 DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n", 1055 pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw); 1056 return -EINVAL; 1057 } 1058 return 0; 1059 } 1060 1061 /** 1062 * evergreen_cs_packet_next_reloc() - parse next packet which should be reloc packet3 1063 * @parser: parser structure holding parsing context. 1064 * @data: pointer to relocation data 1065 * @offset_start: starting offset 1066 * @offset_mask: offset mask (to align start offset on) 1067 * @reloc: reloc informations 1068 * 1069 * Check next packet is relocation packet3, do bo validation and compute 1070 * GPU offset using the provided start. 1071 **/ 1072 static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p, 1073 struct radeon_cs_reloc **cs_reloc) 1074 { 1075 struct radeon_cs_chunk *relocs_chunk; 1076 struct radeon_cs_packet p3reloc; 1077 unsigned idx; 1078 int r; 1079 1080 if (p->chunk_relocs_idx == -1) { 1081 DRM_ERROR("No relocation chunk !\n"); 1082 return -EINVAL; 1083 } 1084 *cs_reloc = NULL; 1085 relocs_chunk = &p->chunks[p->chunk_relocs_idx]; 1086 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx); 1087 if (r) { 1088 return r; 1089 } 1090 p->idx += p3reloc.count + 2; 1091 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { 1092 DRM_ERROR("No packet3 for relocation for packet at %d.\n", 1093 p3reloc.idx); 1094 return -EINVAL; 1095 } 1096 idx = radeon_get_ib_value(p, p3reloc.idx + 1); 1097 if (idx >= relocs_chunk->length_dw) { 1098 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", 1099 idx, relocs_chunk->length_dw); 1100 return -EINVAL; 1101 } 1102 /* FIXME: we assume reloc size is 4 dwords */ 1103 *cs_reloc = p->relocs_ptr[(idx / 4)]; 1104 return 0; 1105 } 1106 1107 /** 1108 * evergreen_cs_packet_next_is_pkt3_nop() - test if the next packet is NOP 1109 * @p: structure holding the parser context. 1110 * 1111 * Check if the next packet is a relocation packet3. 1112 **/ 1113 static bool evergreen_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p) 1114 { 1115 struct radeon_cs_packet p3reloc; 1116 int r; 1117 1118 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx); 1119 if (r) { 1120 return false; 1121 } 1122 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { 1123 return false; 1124 } 1125 return true; 1126 } 1127 1128 /** 1129 * evergreen_cs_packet_next_vline() - parse userspace VLINE packet 1130 * @parser: parser structure holding parsing context. 1131 * 1132 * Userspace sends a special sequence for VLINE waits. 1133 * PACKET0 - VLINE_START_END + value 1134 * PACKET3 - WAIT_REG_MEM poll vline status reg 1135 * RELOC (P3) - crtc_id in reloc. 1136 * 1137 * This function parses this and relocates the VLINE START END 1138 * and WAIT_REG_MEM packets to the correct crtc. 1139 * It also detects a switched off crtc and nulls out the 1140 * wait in that case. 1141 */ 1142 static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p) 1143 { 1144 struct drm_mode_object *obj; 1145 struct drm_crtc *crtc; 1146 struct radeon_crtc *radeon_crtc; 1147 struct radeon_cs_packet p3reloc, wait_reg_mem; 1148 int crtc_id; 1149 int r; 1150 uint32_t header, h_idx, reg, wait_reg_mem_info; 1151 volatile uint32_t *ib; 1152 1153 ib = p->ib.ptr; 1154 1155 /* parse the WAIT_REG_MEM */ 1156 r = evergreen_cs_packet_parse(p, &wait_reg_mem, p->idx); 1157 if (r) 1158 return r; 1159 1160 /* check its a WAIT_REG_MEM */ 1161 if (wait_reg_mem.type != PACKET_TYPE3 || 1162 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) { 1163 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n"); 1164 return -EINVAL; 1165 } 1166 1167 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1); 1168 /* bit 4 is reg (0) or mem (1) */ 1169 if (wait_reg_mem_info & 0x10) { 1170 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM rather than REG\n"); 1171 return -EINVAL; 1172 } 1173 /* waiting for value to be equal */ 1174 if ((wait_reg_mem_info & 0x7) != 0x3) { 1175 DRM_ERROR("vline WAIT_REG_MEM function not equal\n"); 1176 return -EINVAL; 1177 } 1178 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != EVERGREEN_VLINE_STATUS) { 1179 DRM_ERROR("vline WAIT_REG_MEM bad reg\n"); 1180 return -EINVAL; 1181 } 1182 1183 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != EVERGREEN_VLINE_STAT) { 1184 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n"); 1185 return -EINVAL; 1186 } 1187 1188 /* jump over the NOP */ 1189 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2); 1190 if (r) 1191 return r; 1192 1193 h_idx = p->idx - 2; 1194 p->idx += wait_reg_mem.count + 2; 1195 p->idx += p3reloc.count + 2; 1196 1197 header = radeon_get_ib_value(p, h_idx); 1198 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1); 1199 reg = CP_PACKET0_GET_REG(header); 1200 obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); 1201 if (!obj) { 1202 DRM_ERROR("cannot find crtc %d\n", crtc_id); 1203 return -EINVAL; 1204 } 1205 crtc = obj_to_crtc(obj); 1206 radeon_crtc = to_radeon_crtc(crtc); 1207 crtc_id = radeon_crtc->crtc_id; 1208 1209 if (!crtc->enabled) { 1210 /* if the CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */ 1211 ib[h_idx + 2] = PACKET2(0); 1212 ib[h_idx + 3] = PACKET2(0); 1213 ib[h_idx + 4] = PACKET2(0); 1214 ib[h_idx + 5] = PACKET2(0); 1215 ib[h_idx + 6] = PACKET2(0); 1216 ib[h_idx + 7] = PACKET2(0); 1217 ib[h_idx + 8] = PACKET2(0); 1218 } else { 1219 switch (reg) { 1220 case EVERGREEN_VLINE_START_END: 1221 header &= ~R600_CP_PACKET0_REG_MASK; 1222 header |= (EVERGREEN_VLINE_START_END + radeon_crtc->crtc_offset) >> 2; 1223 ib[h_idx] = header; 1224 ib[h_idx + 4] = (EVERGREEN_VLINE_STATUS + radeon_crtc->crtc_offset) >> 2; 1225 break; 1226 default: 1227 DRM_ERROR("unknown crtc reloc\n"); 1228 return -EINVAL; 1229 } 1230 } 1231 return 0; 1232 } 1233 1234 static int evergreen_packet0_check(struct radeon_cs_parser *p, 1235 struct radeon_cs_packet *pkt, 1236 unsigned idx, unsigned reg) 1237 { 1238 int r; 1239 1240 switch (reg) { 1241 case EVERGREEN_VLINE_START_END: 1242 r = evergreen_cs_packet_parse_vline(p); 1243 if (r) { 1244 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1245 idx, reg); 1246 return r; 1247 } 1248 break; 1249 default: 1250 DRM_ERROR("Forbidden register 0x%04X in cs at %d\n", 1251 reg, idx); 1252 return -EINVAL; 1253 } 1254 return 0; 1255 } 1256 1257 static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p, 1258 struct radeon_cs_packet *pkt) 1259 { 1260 unsigned reg, i; 1261 unsigned idx; 1262 int r; 1263 1264 idx = pkt->idx + 1; 1265 reg = pkt->reg; 1266 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) { 1267 r = evergreen_packet0_check(p, pkt, idx, reg); 1268 if (r) { 1269 return r; 1270 } 1271 } 1272 return 0; 1273 } 1274 1275 /** 1276 * evergreen_cs_check_reg() - check if register is authorized or not 1277 * @parser: parser structure holding parsing context 1278 * @reg: register we are testing 1279 * @idx: index into the cs buffer 1280 * 1281 * This function will test against evergreen_reg_safe_bm and return 0 1282 * if register is safe. If register is not flag as safe this function 1283 * will test it against a list of register needind special handling. 1284 */ 1285 static int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1286 { 1287 struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track; 1288 struct radeon_cs_reloc *reloc; 1289 u32 last_reg; 1290 u32 m, i, tmp, *ib; 1291 int r; 1292 1293 if (p->rdev->family >= CHIP_CAYMAN) 1294 last_reg = DRM_ARRAY_SIZE(cayman_reg_safe_bm); 1295 else 1296 last_reg = DRM_ARRAY_SIZE(evergreen_reg_safe_bm); 1297 1298 i = (reg >> 7); 1299 if (i >= last_reg) { 1300 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1301 return -EINVAL; 1302 } 1303 m = 1 << ((reg >> 2) & 31); 1304 if (p->rdev->family >= CHIP_CAYMAN) { 1305 if (!(cayman_reg_safe_bm[i] & m)) 1306 return 0; 1307 } else { 1308 if (!(evergreen_reg_safe_bm[i] & m)) 1309 return 0; 1310 } 1311 ib = p->ib.ptr; 1312 switch (reg) { 1313 /* force following reg to 0 in an attempt to disable out buffer 1314 * which will need us to better understand how it works to perform 1315 * security check on it (Jerome) 1316 */ 1317 case SQ_ESGS_RING_SIZE: 1318 case SQ_GSVS_RING_SIZE: 1319 case SQ_ESTMP_RING_SIZE: 1320 case SQ_GSTMP_RING_SIZE: 1321 case SQ_HSTMP_RING_SIZE: 1322 case SQ_LSTMP_RING_SIZE: 1323 case SQ_PSTMP_RING_SIZE: 1324 case SQ_VSTMP_RING_SIZE: 1325 case SQ_ESGS_RING_ITEMSIZE: 1326 case SQ_ESTMP_RING_ITEMSIZE: 1327 case SQ_GSTMP_RING_ITEMSIZE: 1328 case SQ_GSVS_RING_ITEMSIZE: 1329 case SQ_GS_VERT_ITEMSIZE: 1330 case SQ_GS_VERT_ITEMSIZE_1: 1331 case SQ_GS_VERT_ITEMSIZE_2: 1332 case SQ_GS_VERT_ITEMSIZE_3: 1333 case SQ_GSVS_RING_OFFSET_1: 1334 case SQ_GSVS_RING_OFFSET_2: 1335 case SQ_GSVS_RING_OFFSET_3: 1336 case SQ_HSTMP_RING_ITEMSIZE: 1337 case SQ_LSTMP_RING_ITEMSIZE: 1338 case SQ_PSTMP_RING_ITEMSIZE: 1339 case SQ_VSTMP_RING_ITEMSIZE: 1340 case VGT_TF_RING_SIZE: 1341 /* get value to populate the IB don't remove */ 1342 /*tmp =radeon_get_ib_value(p, idx); 1343 ib[idx] = 0;*/ 1344 break; 1345 case SQ_ESGS_RING_BASE: 1346 case SQ_GSVS_RING_BASE: 1347 case SQ_ESTMP_RING_BASE: 1348 case SQ_GSTMP_RING_BASE: 1349 case SQ_HSTMP_RING_BASE: 1350 case SQ_LSTMP_RING_BASE: 1351 case SQ_PSTMP_RING_BASE: 1352 case SQ_VSTMP_RING_BASE: 1353 r = evergreen_cs_packet_next_reloc(p, &reloc); 1354 if (r) { 1355 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1356 "0x%04X\n", reg); 1357 return -EINVAL; 1358 } 1359 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1360 break; 1361 case DB_DEPTH_CONTROL: 1362 track->db_depth_control = radeon_get_ib_value(p, idx); 1363 track->db_dirty = true; 1364 break; 1365 case CAYMAN_DB_EQAA: 1366 if (p->rdev->family < CHIP_CAYMAN) { 1367 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1368 "0x%04X\n", reg); 1369 return -EINVAL; 1370 } 1371 break; 1372 case CAYMAN_DB_DEPTH_INFO: 1373 if (p->rdev->family < CHIP_CAYMAN) { 1374 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1375 "0x%04X\n", reg); 1376 return -EINVAL; 1377 } 1378 break; 1379 case DB_Z_INFO: 1380 track->db_z_info = radeon_get_ib_value(p, idx); 1381 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1382 r = evergreen_cs_packet_next_reloc(p, &reloc); 1383 if (r) { 1384 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1385 "0x%04X\n", reg); 1386 return -EINVAL; 1387 } 1388 ib[idx] &= ~Z_ARRAY_MODE(0xf); 1389 track->db_z_info &= ~Z_ARRAY_MODE(0xf); 1390 ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1391 track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1392 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1393 unsigned bankw, bankh, mtaspect, tile_split; 1394 1395 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1396 &bankw, &bankh, &mtaspect, 1397 &tile_split); 1398 ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1399 ib[idx] |= DB_TILE_SPLIT(tile_split) | 1400 DB_BANK_WIDTH(bankw) | 1401 DB_BANK_HEIGHT(bankh) | 1402 DB_MACRO_TILE_ASPECT(mtaspect); 1403 } 1404 } 1405 track->db_dirty = true; 1406 break; 1407 case DB_STENCIL_INFO: 1408 track->db_s_info = radeon_get_ib_value(p, idx); 1409 track->db_dirty = true; 1410 break; 1411 case DB_DEPTH_VIEW: 1412 track->db_depth_view = radeon_get_ib_value(p, idx); 1413 track->db_dirty = true; 1414 break; 1415 case DB_DEPTH_SIZE: 1416 track->db_depth_size = radeon_get_ib_value(p, idx); 1417 track->db_dirty = true; 1418 break; 1419 case R_02805C_DB_DEPTH_SLICE: 1420 track->db_depth_slice = radeon_get_ib_value(p, idx); 1421 track->db_dirty = true; 1422 break; 1423 case DB_Z_READ_BASE: 1424 r = evergreen_cs_packet_next_reloc(p, &reloc); 1425 if (r) { 1426 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1427 "0x%04X\n", reg); 1428 return -EINVAL; 1429 } 1430 track->db_z_read_offset = radeon_get_ib_value(p, idx); 1431 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1432 track->db_z_read_bo = reloc->robj; 1433 track->db_dirty = true; 1434 break; 1435 case DB_Z_WRITE_BASE: 1436 r = evergreen_cs_packet_next_reloc(p, &reloc); 1437 if (r) { 1438 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1439 "0x%04X\n", reg); 1440 return -EINVAL; 1441 } 1442 track->db_z_write_offset = radeon_get_ib_value(p, idx); 1443 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1444 track->db_z_write_bo = reloc->robj; 1445 track->db_dirty = true; 1446 break; 1447 case DB_STENCIL_READ_BASE: 1448 r = evergreen_cs_packet_next_reloc(p, &reloc); 1449 if (r) { 1450 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1451 "0x%04X\n", reg); 1452 return -EINVAL; 1453 } 1454 track->db_s_read_offset = radeon_get_ib_value(p, idx); 1455 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1456 track->db_s_read_bo = reloc->robj; 1457 track->db_dirty = true; 1458 break; 1459 case DB_STENCIL_WRITE_BASE: 1460 r = evergreen_cs_packet_next_reloc(p, &reloc); 1461 if (r) { 1462 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1463 "0x%04X\n", reg); 1464 return -EINVAL; 1465 } 1466 track->db_s_write_offset = radeon_get_ib_value(p, idx); 1467 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1468 track->db_s_write_bo = reloc->robj; 1469 track->db_dirty = true; 1470 break; 1471 case VGT_STRMOUT_CONFIG: 1472 track->vgt_strmout_config = radeon_get_ib_value(p, idx); 1473 track->streamout_dirty = true; 1474 break; 1475 case VGT_STRMOUT_BUFFER_CONFIG: 1476 track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx); 1477 track->streamout_dirty = true; 1478 break; 1479 case VGT_STRMOUT_BUFFER_BASE_0: 1480 case VGT_STRMOUT_BUFFER_BASE_1: 1481 case VGT_STRMOUT_BUFFER_BASE_2: 1482 case VGT_STRMOUT_BUFFER_BASE_3: 1483 r = evergreen_cs_packet_next_reloc(p, &reloc); 1484 if (r) { 1485 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1486 "0x%04X\n", reg); 1487 return -EINVAL; 1488 } 1489 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16; 1490 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1491 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1492 track->vgt_strmout_bo[tmp] = reloc->robj; 1493 track->streamout_dirty = true; 1494 break; 1495 case VGT_STRMOUT_BUFFER_SIZE_0: 1496 case VGT_STRMOUT_BUFFER_SIZE_1: 1497 case VGT_STRMOUT_BUFFER_SIZE_2: 1498 case VGT_STRMOUT_BUFFER_SIZE_3: 1499 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16; 1500 /* size in register is DWs, convert to bytes */ 1501 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4; 1502 track->streamout_dirty = true; 1503 break; 1504 case CP_COHER_BASE: 1505 r = evergreen_cs_packet_next_reloc(p, &reloc); 1506 if (r) { 1507 dev_warn(p->dev, "missing reloc for CP_COHER_BASE " 1508 "0x%04X\n", reg); 1509 return -EINVAL; 1510 } 1511 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1512 case CB_TARGET_MASK: 1513 track->cb_target_mask = radeon_get_ib_value(p, idx); 1514 track->cb_dirty = true; 1515 break; 1516 case CB_SHADER_MASK: 1517 track->cb_shader_mask = radeon_get_ib_value(p, idx); 1518 track->cb_dirty = true; 1519 break; 1520 case PA_SC_AA_CONFIG: 1521 if (p->rdev->family >= CHIP_CAYMAN) { 1522 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1523 "0x%04X\n", reg); 1524 return -EINVAL; 1525 } 1526 tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK; 1527 track->nsamples = 1 << tmp; 1528 break; 1529 case CAYMAN_PA_SC_AA_CONFIG: 1530 if (p->rdev->family < CHIP_CAYMAN) { 1531 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1532 "0x%04X\n", reg); 1533 return -EINVAL; 1534 } 1535 tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK; 1536 track->nsamples = 1 << tmp; 1537 break; 1538 case CB_COLOR0_VIEW: 1539 case CB_COLOR1_VIEW: 1540 case CB_COLOR2_VIEW: 1541 case CB_COLOR3_VIEW: 1542 case CB_COLOR4_VIEW: 1543 case CB_COLOR5_VIEW: 1544 case CB_COLOR6_VIEW: 1545 case CB_COLOR7_VIEW: 1546 tmp = (reg - CB_COLOR0_VIEW) / 0x3c; 1547 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1548 track->cb_dirty = true; 1549 break; 1550 case CB_COLOR8_VIEW: 1551 case CB_COLOR9_VIEW: 1552 case CB_COLOR10_VIEW: 1553 case CB_COLOR11_VIEW: 1554 tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8; 1555 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1556 track->cb_dirty = true; 1557 break; 1558 case CB_COLOR0_INFO: 1559 case CB_COLOR1_INFO: 1560 case CB_COLOR2_INFO: 1561 case CB_COLOR3_INFO: 1562 case CB_COLOR4_INFO: 1563 case CB_COLOR5_INFO: 1564 case CB_COLOR6_INFO: 1565 case CB_COLOR7_INFO: 1566 tmp = (reg - CB_COLOR0_INFO) / 0x3c; 1567 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1568 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1569 r = evergreen_cs_packet_next_reloc(p, &reloc); 1570 if (r) { 1571 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1572 "0x%04X\n", reg); 1573 return -EINVAL; 1574 } 1575 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1576 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1577 } 1578 track->cb_dirty = true; 1579 break; 1580 case CB_COLOR8_INFO: 1581 case CB_COLOR9_INFO: 1582 case CB_COLOR10_INFO: 1583 case CB_COLOR11_INFO: 1584 tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8; 1585 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1586 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1587 r = evergreen_cs_packet_next_reloc(p, &reloc); 1588 if (r) { 1589 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1590 "0x%04X\n", reg); 1591 return -EINVAL; 1592 } 1593 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1594 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1595 } 1596 track->cb_dirty = true; 1597 break; 1598 case CB_COLOR0_PITCH: 1599 case CB_COLOR1_PITCH: 1600 case CB_COLOR2_PITCH: 1601 case CB_COLOR3_PITCH: 1602 case CB_COLOR4_PITCH: 1603 case CB_COLOR5_PITCH: 1604 case CB_COLOR6_PITCH: 1605 case CB_COLOR7_PITCH: 1606 tmp = (reg - CB_COLOR0_PITCH) / 0x3c; 1607 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1608 track->cb_dirty = true; 1609 break; 1610 case CB_COLOR8_PITCH: 1611 case CB_COLOR9_PITCH: 1612 case CB_COLOR10_PITCH: 1613 case CB_COLOR11_PITCH: 1614 tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8; 1615 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1616 track->cb_dirty = true; 1617 break; 1618 case CB_COLOR0_SLICE: 1619 case CB_COLOR1_SLICE: 1620 case CB_COLOR2_SLICE: 1621 case CB_COLOR3_SLICE: 1622 case CB_COLOR4_SLICE: 1623 case CB_COLOR5_SLICE: 1624 case CB_COLOR6_SLICE: 1625 case CB_COLOR7_SLICE: 1626 tmp = (reg - CB_COLOR0_SLICE) / 0x3c; 1627 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1628 track->cb_color_slice_idx[tmp] = idx; 1629 track->cb_dirty = true; 1630 break; 1631 case CB_COLOR8_SLICE: 1632 case CB_COLOR9_SLICE: 1633 case CB_COLOR10_SLICE: 1634 case CB_COLOR11_SLICE: 1635 tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8; 1636 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1637 track->cb_color_slice_idx[tmp] = idx; 1638 track->cb_dirty = true; 1639 break; 1640 case CB_COLOR0_ATTRIB: 1641 case CB_COLOR1_ATTRIB: 1642 case CB_COLOR2_ATTRIB: 1643 case CB_COLOR3_ATTRIB: 1644 case CB_COLOR4_ATTRIB: 1645 case CB_COLOR5_ATTRIB: 1646 case CB_COLOR6_ATTRIB: 1647 case CB_COLOR7_ATTRIB: 1648 r = evergreen_cs_packet_next_reloc(p, &reloc); 1649 if (r) { 1650 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1651 "0x%04X\n", reg); 1652 return -EINVAL; 1653 } 1654 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1655 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1656 unsigned bankw, bankh, mtaspect, tile_split; 1657 1658 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1659 &bankw, &bankh, &mtaspect, 1660 &tile_split); 1661 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1662 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1663 CB_BANK_WIDTH(bankw) | 1664 CB_BANK_HEIGHT(bankh) | 1665 CB_MACRO_TILE_ASPECT(mtaspect); 1666 } 1667 } 1668 tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c); 1669 track->cb_color_attrib[tmp] = ib[idx]; 1670 track->cb_dirty = true; 1671 break; 1672 case CB_COLOR8_ATTRIB: 1673 case CB_COLOR9_ATTRIB: 1674 case CB_COLOR10_ATTRIB: 1675 case CB_COLOR11_ATTRIB: 1676 r = evergreen_cs_packet_next_reloc(p, &reloc); 1677 if (r) { 1678 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1679 "0x%04X\n", reg); 1680 return -EINVAL; 1681 } 1682 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1683 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1684 unsigned bankw, bankh, mtaspect, tile_split; 1685 1686 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1687 &bankw, &bankh, &mtaspect, 1688 &tile_split); 1689 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1690 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1691 CB_BANK_WIDTH(bankw) | 1692 CB_BANK_HEIGHT(bankh) | 1693 CB_MACRO_TILE_ASPECT(mtaspect); 1694 } 1695 } 1696 tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8; 1697 track->cb_color_attrib[tmp] = ib[idx]; 1698 track->cb_dirty = true; 1699 break; 1700 case CB_COLOR0_FMASK: 1701 case CB_COLOR1_FMASK: 1702 case CB_COLOR2_FMASK: 1703 case CB_COLOR3_FMASK: 1704 case CB_COLOR4_FMASK: 1705 case CB_COLOR5_FMASK: 1706 case CB_COLOR6_FMASK: 1707 case CB_COLOR7_FMASK: 1708 tmp = (reg - CB_COLOR0_FMASK) / 0x3c; 1709 r = evergreen_cs_packet_next_reloc(p, &reloc); 1710 if (r) { 1711 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1712 return -EINVAL; 1713 } 1714 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1715 track->cb_color_fmask_bo[tmp] = reloc->robj; 1716 break; 1717 case CB_COLOR0_CMASK: 1718 case CB_COLOR1_CMASK: 1719 case CB_COLOR2_CMASK: 1720 case CB_COLOR3_CMASK: 1721 case CB_COLOR4_CMASK: 1722 case CB_COLOR5_CMASK: 1723 case CB_COLOR6_CMASK: 1724 case CB_COLOR7_CMASK: 1725 tmp = (reg - CB_COLOR0_CMASK) / 0x3c; 1726 r = evergreen_cs_packet_next_reloc(p, &reloc); 1727 if (r) { 1728 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1729 return -EINVAL; 1730 } 1731 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1732 track->cb_color_cmask_bo[tmp] = reloc->robj; 1733 break; 1734 case CB_COLOR0_FMASK_SLICE: 1735 case CB_COLOR1_FMASK_SLICE: 1736 case CB_COLOR2_FMASK_SLICE: 1737 case CB_COLOR3_FMASK_SLICE: 1738 case CB_COLOR4_FMASK_SLICE: 1739 case CB_COLOR5_FMASK_SLICE: 1740 case CB_COLOR6_FMASK_SLICE: 1741 case CB_COLOR7_FMASK_SLICE: 1742 tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c; 1743 track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx); 1744 break; 1745 case CB_COLOR0_CMASK_SLICE: 1746 case CB_COLOR1_CMASK_SLICE: 1747 case CB_COLOR2_CMASK_SLICE: 1748 case CB_COLOR3_CMASK_SLICE: 1749 case CB_COLOR4_CMASK_SLICE: 1750 case CB_COLOR5_CMASK_SLICE: 1751 case CB_COLOR6_CMASK_SLICE: 1752 case CB_COLOR7_CMASK_SLICE: 1753 tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c; 1754 track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx); 1755 break; 1756 case CB_COLOR0_BASE: 1757 case CB_COLOR1_BASE: 1758 case CB_COLOR2_BASE: 1759 case CB_COLOR3_BASE: 1760 case CB_COLOR4_BASE: 1761 case CB_COLOR5_BASE: 1762 case CB_COLOR6_BASE: 1763 case CB_COLOR7_BASE: 1764 r = evergreen_cs_packet_next_reloc(p, &reloc); 1765 if (r) { 1766 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1767 "0x%04X\n", reg); 1768 return -EINVAL; 1769 } 1770 tmp = (reg - CB_COLOR0_BASE) / 0x3c; 1771 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1772 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1773 track->cb_color_bo[tmp] = reloc->robj; 1774 track->cb_dirty = true; 1775 break; 1776 case CB_COLOR8_BASE: 1777 case CB_COLOR9_BASE: 1778 case CB_COLOR10_BASE: 1779 case CB_COLOR11_BASE: 1780 r = evergreen_cs_packet_next_reloc(p, &reloc); 1781 if (r) { 1782 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1783 "0x%04X\n", reg); 1784 return -EINVAL; 1785 } 1786 tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8; 1787 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1788 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1789 track->cb_color_bo[tmp] = reloc->robj; 1790 track->cb_dirty = true; 1791 break; 1792 case DB_HTILE_DATA_BASE: 1793 r = evergreen_cs_packet_next_reloc(p, &reloc); 1794 if (r) { 1795 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1796 "0x%04X\n", reg); 1797 return -EINVAL; 1798 } 1799 track->htile_offset = radeon_get_ib_value(p, idx); 1800 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1801 track->htile_bo = reloc->robj; 1802 track->db_dirty = true; 1803 break; 1804 case DB_HTILE_SURFACE: 1805 /* 8x8 only */ 1806 track->htile_surface = radeon_get_ib_value(p, idx); 1807 /* force 8x8 htile width and height */ 1808 ib[idx] |= 3; 1809 track->db_dirty = true; 1810 break; 1811 case CB_IMMED0_BASE: 1812 case CB_IMMED1_BASE: 1813 case CB_IMMED2_BASE: 1814 case CB_IMMED3_BASE: 1815 case CB_IMMED4_BASE: 1816 case CB_IMMED5_BASE: 1817 case CB_IMMED6_BASE: 1818 case CB_IMMED7_BASE: 1819 case CB_IMMED8_BASE: 1820 case CB_IMMED9_BASE: 1821 case CB_IMMED10_BASE: 1822 case CB_IMMED11_BASE: 1823 case SQ_PGM_START_FS: 1824 case SQ_PGM_START_ES: 1825 case SQ_PGM_START_VS: 1826 case SQ_PGM_START_GS: 1827 case SQ_PGM_START_PS: 1828 case SQ_PGM_START_HS: 1829 case SQ_PGM_START_LS: 1830 case SQ_CONST_MEM_BASE: 1831 case SQ_ALU_CONST_CACHE_GS_0: 1832 case SQ_ALU_CONST_CACHE_GS_1: 1833 case SQ_ALU_CONST_CACHE_GS_2: 1834 case SQ_ALU_CONST_CACHE_GS_3: 1835 case SQ_ALU_CONST_CACHE_GS_4: 1836 case SQ_ALU_CONST_CACHE_GS_5: 1837 case SQ_ALU_CONST_CACHE_GS_6: 1838 case SQ_ALU_CONST_CACHE_GS_7: 1839 case SQ_ALU_CONST_CACHE_GS_8: 1840 case SQ_ALU_CONST_CACHE_GS_9: 1841 case SQ_ALU_CONST_CACHE_GS_10: 1842 case SQ_ALU_CONST_CACHE_GS_11: 1843 case SQ_ALU_CONST_CACHE_GS_12: 1844 case SQ_ALU_CONST_CACHE_GS_13: 1845 case SQ_ALU_CONST_CACHE_GS_14: 1846 case SQ_ALU_CONST_CACHE_GS_15: 1847 case SQ_ALU_CONST_CACHE_PS_0: 1848 case SQ_ALU_CONST_CACHE_PS_1: 1849 case SQ_ALU_CONST_CACHE_PS_2: 1850 case SQ_ALU_CONST_CACHE_PS_3: 1851 case SQ_ALU_CONST_CACHE_PS_4: 1852 case SQ_ALU_CONST_CACHE_PS_5: 1853 case SQ_ALU_CONST_CACHE_PS_6: 1854 case SQ_ALU_CONST_CACHE_PS_7: 1855 case SQ_ALU_CONST_CACHE_PS_8: 1856 case SQ_ALU_CONST_CACHE_PS_9: 1857 case SQ_ALU_CONST_CACHE_PS_10: 1858 case SQ_ALU_CONST_CACHE_PS_11: 1859 case SQ_ALU_CONST_CACHE_PS_12: 1860 case SQ_ALU_CONST_CACHE_PS_13: 1861 case SQ_ALU_CONST_CACHE_PS_14: 1862 case SQ_ALU_CONST_CACHE_PS_15: 1863 case SQ_ALU_CONST_CACHE_VS_0: 1864 case SQ_ALU_CONST_CACHE_VS_1: 1865 case SQ_ALU_CONST_CACHE_VS_2: 1866 case SQ_ALU_CONST_CACHE_VS_3: 1867 case SQ_ALU_CONST_CACHE_VS_4: 1868 case SQ_ALU_CONST_CACHE_VS_5: 1869 case SQ_ALU_CONST_CACHE_VS_6: 1870 case SQ_ALU_CONST_CACHE_VS_7: 1871 case SQ_ALU_CONST_CACHE_VS_8: 1872 case SQ_ALU_CONST_CACHE_VS_9: 1873 case SQ_ALU_CONST_CACHE_VS_10: 1874 case SQ_ALU_CONST_CACHE_VS_11: 1875 case SQ_ALU_CONST_CACHE_VS_12: 1876 case SQ_ALU_CONST_CACHE_VS_13: 1877 case SQ_ALU_CONST_CACHE_VS_14: 1878 case SQ_ALU_CONST_CACHE_VS_15: 1879 case SQ_ALU_CONST_CACHE_HS_0: 1880 case SQ_ALU_CONST_CACHE_HS_1: 1881 case SQ_ALU_CONST_CACHE_HS_2: 1882 case SQ_ALU_CONST_CACHE_HS_3: 1883 case SQ_ALU_CONST_CACHE_HS_4: 1884 case SQ_ALU_CONST_CACHE_HS_5: 1885 case SQ_ALU_CONST_CACHE_HS_6: 1886 case SQ_ALU_CONST_CACHE_HS_7: 1887 case SQ_ALU_CONST_CACHE_HS_8: 1888 case SQ_ALU_CONST_CACHE_HS_9: 1889 case SQ_ALU_CONST_CACHE_HS_10: 1890 case SQ_ALU_CONST_CACHE_HS_11: 1891 case SQ_ALU_CONST_CACHE_HS_12: 1892 case SQ_ALU_CONST_CACHE_HS_13: 1893 case SQ_ALU_CONST_CACHE_HS_14: 1894 case SQ_ALU_CONST_CACHE_HS_15: 1895 case SQ_ALU_CONST_CACHE_LS_0: 1896 case SQ_ALU_CONST_CACHE_LS_1: 1897 case SQ_ALU_CONST_CACHE_LS_2: 1898 case SQ_ALU_CONST_CACHE_LS_3: 1899 case SQ_ALU_CONST_CACHE_LS_4: 1900 case SQ_ALU_CONST_CACHE_LS_5: 1901 case SQ_ALU_CONST_CACHE_LS_6: 1902 case SQ_ALU_CONST_CACHE_LS_7: 1903 case SQ_ALU_CONST_CACHE_LS_8: 1904 case SQ_ALU_CONST_CACHE_LS_9: 1905 case SQ_ALU_CONST_CACHE_LS_10: 1906 case SQ_ALU_CONST_CACHE_LS_11: 1907 case SQ_ALU_CONST_CACHE_LS_12: 1908 case SQ_ALU_CONST_CACHE_LS_13: 1909 case SQ_ALU_CONST_CACHE_LS_14: 1910 case SQ_ALU_CONST_CACHE_LS_15: 1911 r = evergreen_cs_packet_next_reloc(p, &reloc); 1912 if (r) { 1913 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1914 "0x%04X\n", reg); 1915 return -EINVAL; 1916 } 1917 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1918 break; 1919 case SX_MEMORY_EXPORT_BASE: 1920 if (p->rdev->family >= CHIP_CAYMAN) { 1921 dev_warn(p->dev, "bad SET_CONFIG_REG " 1922 "0x%04X\n", reg); 1923 return -EINVAL; 1924 } 1925 r = evergreen_cs_packet_next_reloc(p, &reloc); 1926 if (r) { 1927 dev_warn(p->dev, "bad SET_CONFIG_REG " 1928 "0x%04X\n", reg); 1929 return -EINVAL; 1930 } 1931 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1932 break; 1933 case CAYMAN_SX_SCATTER_EXPORT_BASE: 1934 if (p->rdev->family < CHIP_CAYMAN) { 1935 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1936 "0x%04X\n", reg); 1937 return -EINVAL; 1938 } 1939 r = evergreen_cs_packet_next_reloc(p, &reloc); 1940 if (r) { 1941 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1942 "0x%04X\n", reg); 1943 return -EINVAL; 1944 } 1945 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1946 break; 1947 case SX_MISC: 1948 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0; 1949 break; 1950 default: 1951 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1952 return -EINVAL; 1953 } 1954 return 0; 1955 } 1956 1957 static bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1958 { 1959 u32 last_reg, m, i; 1960 1961 if (p->rdev->family >= CHIP_CAYMAN) 1962 last_reg = DRM_ARRAY_SIZE(cayman_reg_safe_bm); 1963 else 1964 last_reg = DRM_ARRAY_SIZE(evergreen_reg_safe_bm); 1965 1966 i = (reg >> 7); 1967 if (i >= last_reg) { 1968 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1969 return false; 1970 } 1971 m = 1 << ((reg >> 2) & 31); 1972 if (p->rdev->family >= CHIP_CAYMAN) { 1973 if (!(cayman_reg_safe_bm[i] & m)) 1974 return true; 1975 } else { 1976 if (!(evergreen_reg_safe_bm[i] & m)) 1977 return true; 1978 } 1979 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1980 return false; 1981 } 1982 1983 static int evergreen_packet3_check(struct radeon_cs_parser *p, 1984 struct radeon_cs_packet *pkt) 1985 { 1986 struct radeon_cs_reloc *reloc; 1987 struct evergreen_cs_track *track; 1988 volatile u32 *ib; 1989 unsigned idx; 1990 unsigned i; 1991 unsigned start_reg, end_reg, reg; 1992 int r; 1993 u32 idx_value; 1994 1995 track = (struct evergreen_cs_track *)p->track; 1996 ib = p->ib.ptr; 1997 idx = pkt->idx + 1; 1998 idx_value = radeon_get_ib_value(p, idx); 1999 2000 switch (pkt->opcode) { 2001 case PACKET3_SET_PREDICATION: 2002 { 2003 int pred_op; 2004 int tmp; 2005 uint64_t offset; 2006 2007 if (pkt->count != 1) { 2008 DRM_ERROR("bad SET PREDICATION\n"); 2009 return -EINVAL; 2010 } 2011 2012 tmp = radeon_get_ib_value(p, idx + 1); 2013 pred_op = (tmp >> 16) & 0x7; 2014 2015 /* for the clear predicate operation */ 2016 if (pred_op == 0) 2017 return 0; 2018 2019 if (pred_op > 2) { 2020 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op); 2021 return -EINVAL; 2022 } 2023 2024 r = evergreen_cs_packet_next_reloc(p, &reloc); 2025 if (r) { 2026 DRM_ERROR("bad SET PREDICATION\n"); 2027 return -EINVAL; 2028 } 2029 2030 offset = reloc->lobj.gpu_offset + 2031 (idx_value & 0xfffffff0) + 2032 ((u64)(tmp & 0xff) << 32); 2033 2034 ib[idx + 0] = offset; 2035 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2036 } 2037 break; 2038 case PACKET3_CONTEXT_CONTROL: 2039 if (pkt->count != 1) { 2040 DRM_ERROR("bad CONTEXT_CONTROL\n"); 2041 return -EINVAL; 2042 } 2043 break; 2044 case PACKET3_INDEX_TYPE: 2045 case PACKET3_NUM_INSTANCES: 2046 case PACKET3_CLEAR_STATE: 2047 if (pkt->count) { 2048 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 2049 return -EINVAL; 2050 } 2051 break; 2052 case CAYMAN_PACKET3_DEALLOC_STATE: 2053 if (p->rdev->family < CHIP_CAYMAN) { 2054 DRM_ERROR("bad PACKET3_DEALLOC_STATE\n"); 2055 return -EINVAL; 2056 } 2057 if (pkt->count) { 2058 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 2059 return -EINVAL; 2060 } 2061 break; 2062 case PACKET3_INDEX_BASE: 2063 { 2064 uint64_t offset; 2065 2066 if (pkt->count != 1) { 2067 DRM_ERROR("bad INDEX_BASE\n"); 2068 return -EINVAL; 2069 } 2070 r = evergreen_cs_packet_next_reloc(p, &reloc); 2071 if (r) { 2072 DRM_ERROR("bad INDEX_BASE\n"); 2073 return -EINVAL; 2074 } 2075 2076 offset = reloc->lobj.gpu_offset + 2077 idx_value + 2078 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2079 2080 ib[idx+0] = offset; 2081 ib[idx+1] = upper_32_bits(offset) & 0xff; 2082 2083 r = evergreen_cs_track_check(p); 2084 if (r) { 2085 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2086 return r; 2087 } 2088 break; 2089 } 2090 case PACKET3_DRAW_INDEX: 2091 { 2092 uint64_t offset; 2093 if (pkt->count != 3) { 2094 DRM_ERROR("bad DRAW_INDEX\n"); 2095 return -EINVAL; 2096 } 2097 r = evergreen_cs_packet_next_reloc(p, &reloc); 2098 if (r) { 2099 DRM_ERROR("bad DRAW_INDEX\n"); 2100 return -EINVAL; 2101 } 2102 2103 offset = reloc->lobj.gpu_offset + 2104 idx_value + 2105 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2106 2107 ib[idx+0] = offset; 2108 ib[idx+1] = upper_32_bits(offset) & 0xff; 2109 2110 r = evergreen_cs_track_check(p); 2111 if (r) { 2112 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2113 return r; 2114 } 2115 break; 2116 } 2117 case PACKET3_DRAW_INDEX_2: 2118 { 2119 uint64_t offset; 2120 2121 if (pkt->count != 4) { 2122 DRM_ERROR("bad DRAW_INDEX_2\n"); 2123 return -EINVAL; 2124 } 2125 r = evergreen_cs_packet_next_reloc(p, &reloc); 2126 if (r) { 2127 DRM_ERROR("bad DRAW_INDEX_2\n"); 2128 return -EINVAL; 2129 } 2130 2131 offset = reloc->lobj.gpu_offset + 2132 radeon_get_ib_value(p, idx+1) + 2133 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2134 2135 ib[idx+1] = offset; 2136 ib[idx+2] = upper_32_bits(offset) & 0xff; 2137 2138 r = evergreen_cs_track_check(p); 2139 if (r) { 2140 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2141 return r; 2142 } 2143 break; 2144 } 2145 case PACKET3_DRAW_INDEX_AUTO: 2146 if (pkt->count != 1) { 2147 DRM_ERROR("bad DRAW_INDEX_AUTO\n"); 2148 return -EINVAL; 2149 } 2150 r = evergreen_cs_track_check(p); 2151 if (r) { 2152 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2153 return r; 2154 } 2155 break; 2156 case PACKET3_DRAW_INDEX_MULTI_AUTO: 2157 if (pkt->count != 2) { 2158 DRM_ERROR("bad DRAW_INDEX_MULTI_AUTO\n"); 2159 return -EINVAL; 2160 } 2161 r = evergreen_cs_track_check(p); 2162 if (r) { 2163 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2164 return r; 2165 } 2166 break; 2167 case PACKET3_DRAW_INDEX_IMMD: 2168 if (pkt->count < 2) { 2169 DRM_ERROR("bad DRAW_INDEX_IMMD\n"); 2170 return -EINVAL; 2171 } 2172 r = evergreen_cs_track_check(p); 2173 if (r) { 2174 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2175 return r; 2176 } 2177 break; 2178 case PACKET3_DRAW_INDEX_OFFSET: 2179 if (pkt->count != 2) { 2180 DRM_ERROR("bad DRAW_INDEX_OFFSET\n"); 2181 return -EINVAL; 2182 } 2183 r = evergreen_cs_track_check(p); 2184 if (r) { 2185 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2186 return r; 2187 } 2188 break; 2189 case PACKET3_DRAW_INDEX_OFFSET_2: 2190 if (pkt->count != 3) { 2191 DRM_ERROR("bad DRAW_INDEX_OFFSET_2\n"); 2192 return -EINVAL; 2193 } 2194 r = evergreen_cs_track_check(p); 2195 if (r) { 2196 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2197 return r; 2198 } 2199 break; 2200 case PACKET3_DISPATCH_DIRECT: 2201 if (pkt->count != 3) { 2202 DRM_ERROR("bad DISPATCH_DIRECT\n"); 2203 return -EINVAL; 2204 } 2205 r = evergreen_cs_track_check(p); 2206 if (r) { 2207 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2208 return r; 2209 } 2210 break; 2211 case PACKET3_DISPATCH_INDIRECT: 2212 if (pkt->count != 1) { 2213 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2214 return -EINVAL; 2215 } 2216 r = evergreen_cs_packet_next_reloc(p, &reloc); 2217 if (r) { 2218 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2219 return -EINVAL; 2220 } 2221 ib[idx+0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff); 2222 r = evergreen_cs_track_check(p); 2223 if (r) { 2224 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2225 return r; 2226 } 2227 break; 2228 case PACKET3_WAIT_REG_MEM: 2229 if (pkt->count != 5) { 2230 DRM_ERROR("bad WAIT_REG_MEM\n"); 2231 return -EINVAL; 2232 } 2233 /* bit 4 is reg (0) or mem (1) */ 2234 if (idx_value & 0x10) { 2235 uint64_t offset; 2236 2237 r = evergreen_cs_packet_next_reloc(p, &reloc); 2238 if (r) { 2239 DRM_ERROR("bad WAIT_REG_MEM\n"); 2240 return -EINVAL; 2241 } 2242 2243 offset = reloc->lobj.gpu_offset + 2244 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2245 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2246 2247 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc); 2248 ib[idx+2] = upper_32_bits(offset) & 0xff; 2249 } 2250 break; 2251 case PACKET3_CP_DMA: 2252 { 2253 u32 command, size, info; 2254 u64 offset, tmp; 2255 if (pkt->count != 4) { 2256 DRM_ERROR("bad CP DMA\n"); 2257 return -EINVAL; 2258 } 2259 command = radeon_get_ib_value(p, idx+4); 2260 size = command & 0x1fffff; 2261 info = radeon_get_ib_value(p, idx+1); 2262 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 2263 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 2264 ((((info & 0x00300000) >> 20) == 0) && 2265 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 2266 ((((info & 0x60000000) >> 29) == 0) && 2267 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 2268 /* non mem to mem copies requires dw aligned count */ 2269 if (size % 4) { 2270 DRM_ERROR("CP DMA command requires dw count alignment\n"); 2271 return -EINVAL; 2272 } 2273 } 2274 if (command & PACKET3_CP_DMA_CMD_SAS) { 2275 /* src address space is register */ 2276 /* GDS is ok */ 2277 if (((info & 0x60000000) >> 29) != 1) { 2278 DRM_ERROR("CP DMA SAS not supported\n"); 2279 return -EINVAL; 2280 } 2281 } else { 2282 if (command & PACKET3_CP_DMA_CMD_SAIC) { 2283 DRM_ERROR("CP DMA SAIC only supported for registers\n"); 2284 return -EINVAL; 2285 } 2286 /* src address space is memory */ 2287 if (((info & 0x60000000) >> 29) == 0) { 2288 r = evergreen_cs_packet_next_reloc(p, &reloc); 2289 if (r) { 2290 DRM_ERROR("bad CP DMA SRC\n"); 2291 return -EINVAL; 2292 } 2293 2294 tmp = radeon_get_ib_value(p, idx) + 2295 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2296 2297 offset = reloc->lobj.gpu_offset + tmp; 2298 2299 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2300 dev_warn(p->dev, "CP DMA src buffer too small (%ju %lu)\n", 2301 (uintmax_t)tmp + size, radeon_bo_size(reloc->robj)); 2302 return -EINVAL; 2303 } 2304 2305 ib[idx] = offset; 2306 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2307 } else if (((info & 0x60000000) >> 29) != 2) { 2308 DRM_ERROR("bad CP DMA SRC_SEL\n"); 2309 return -EINVAL; 2310 } 2311 } 2312 if (command & PACKET3_CP_DMA_CMD_DAS) { 2313 /* dst address space is register */ 2314 /* GDS is ok */ 2315 if (((info & 0x00300000) >> 20) != 1) { 2316 DRM_ERROR("CP DMA DAS not supported\n"); 2317 return -EINVAL; 2318 } 2319 } else { 2320 /* dst address space is memory */ 2321 if (command & PACKET3_CP_DMA_CMD_DAIC) { 2322 DRM_ERROR("CP DMA DAIC only supported for registers\n"); 2323 return -EINVAL; 2324 } 2325 if (((info & 0x00300000) >> 20) == 0) { 2326 r = evergreen_cs_packet_next_reloc(p, &reloc); 2327 if (r) { 2328 DRM_ERROR("bad CP DMA DST\n"); 2329 return -EINVAL; 2330 } 2331 2332 tmp = radeon_get_ib_value(p, idx+2) + 2333 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32); 2334 2335 offset = reloc->lobj.gpu_offset + tmp; 2336 2337 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2338 dev_warn(p->dev, "CP DMA dst buffer too small (%ju %lu)\n", 2339 (uintmax_t)tmp + size, radeon_bo_size(reloc->robj)); 2340 return -EINVAL; 2341 } 2342 2343 ib[idx+2] = offset; 2344 ib[idx+3] = upper_32_bits(offset) & 0xff; 2345 } else { 2346 DRM_ERROR("bad CP DMA DST_SEL\n"); 2347 return -EINVAL; 2348 } 2349 } 2350 break; 2351 } 2352 case PACKET3_SURFACE_SYNC: 2353 if (pkt->count != 3) { 2354 DRM_ERROR("bad SURFACE_SYNC\n"); 2355 return -EINVAL; 2356 } 2357 /* 0xffffffff/0x0 is flush all cache flag */ 2358 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || 2359 radeon_get_ib_value(p, idx + 2) != 0) { 2360 r = evergreen_cs_packet_next_reloc(p, &reloc); 2361 if (r) { 2362 DRM_ERROR("bad SURFACE_SYNC\n"); 2363 return -EINVAL; 2364 } 2365 ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2366 } 2367 break; 2368 case PACKET3_EVENT_WRITE: 2369 if (pkt->count != 2 && pkt->count != 0) { 2370 DRM_ERROR("bad EVENT_WRITE\n"); 2371 return -EINVAL; 2372 } 2373 if (pkt->count) { 2374 uint64_t offset; 2375 2376 r = evergreen_cs_packet_next_reloc(p, &reloc); 2377 if (r) { 2378 DRM_ERROR("bad EVENT_WRITE\n"); 2379 return -EINVAL; 2380 } 2381 offset = reloc->lobj.gpu_offset + 2382 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) + 2383 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2384 2385 ib[idx+1] = offset & 0xfffffff8; 2386 ib[idx+2] = upper_32_bits(offset) & 0xff; 2387 } 2388 break; 2389 case PACKET3_EVENT_WRITE_EOP: 2390 { 2391 uint64_t offset; 2392 2393 if (pkt->count != 4) { 2394 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2395 return -EINVAL; 2396 } 2397 r = evergreen_cs_packet_next_reloc(p, &reloc); 2398 if (r) { 2399 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2400 return -EINVAL; 2401 } 2402 2403 offset = reloc->lobj.gpu_offset + 2404 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2405 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2406 2407 ib[idx+1] = offset & 0xfffffffc; 2408 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2409 break; 2410 } 2411 case PACKET3_EVENT_WRITE_EOS: 2412 { 2413 uint64_t offset; 2414 2415 if (pkt->count != 3) { 2416 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2417 return -EINVAL; 2418 } 2419 r = evergreen_cs_packet_next_reloc(p, &reloc); 2420 if (r) { 2421 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2422 return -EINVAL; 2423 } 2424 2425 offset = reloc->lobj.gpu_offset + 2426 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2427 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2428 2429 ib[idx+1] = offset & 0xfffffffc; 2430 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2431 break; 2432 } 2433 case PACKET3_SET_CONFIG_REG: 2434 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 2435 end_reg = 4 * pkt->count + start_reg - 4; 2436 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 2437 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 2438 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 2439 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 2440 return -EINVAL; 2441 } 2442 for (i = 0; i < pkt->count; i++) { 2443 reg = start_reg + (4 * i); 2444 r = evergreen_cs_check_reg(p, reg, idx+1+i); 2445 if (r) 2446 return r; 2447 } 2448 break; 2449 case PACKET3_SET_CONTEXT_REG: 2450 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START; 2451 end_reg = 4 * pkt->count + start_reg - 4; 2452 if ((start_reg < PACKET3_SET_CONTEXT_REG_START) || 2453 (start_reg >= PACKET3_SET_CONTEXT_REG_END) || 2454 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) { 2455 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n"); 2456 return -EINVAL; 2457 } 2458 for (i = 0; i < pkt->count; i++) { 2459 reg = start_reg + (4 * i); 2460 r = evergreen_cs_check_reg(p, reg, idx+1+i); 2461 if (r) 2462 return r; 2463 } 2464 break; 2465 case PACKET3_SET_RESOURCE: 2466 if (pkt->count % 8) { 2467 DRM_ERROR("bad SET_RESOURCE\n"); 2468 return -EINVAL; 2469 } 2470 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START; 2471 end_reg = 4 * pkt->count + start_reg - 4; 2472 if ((start_reg < PACKET3_SET_RESOURCE_START) || 2473 (start_reg >= PACKET3_SET_RESOURCE_END) || 2474 (end_reg >= PACKET3_SET_RESOURCE_END)) { 2475 DRM_ERROR("bad SET_RESOURCE\n"); 2476 return -EINVAL; 2477 } 2478 for (i = 0; i < (pkt->count / 8); i++) { 2479 struct radeon_bo *texture, *mipmap; 2480 u32 toffset, moffset; 2481 u32 size, offset, mip_address, tex_dim; 2482 2483 switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) { 2484 case SQ_TEX_VTX_VALID_TEXTURE: 2485 /* tex base */ 2486 r = evergreen_cs_packet_next_reloc(p, &reloc); 2487 if (r) { 2488 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2489 return -EINVAL; 2490 } 2491 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 2492 ib[idx+1+(i*8)+1] |= 2493 TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 2494 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 2495 unsigned bankw, bankh, mtaspect, tile_split; 2496 2497 evergreen_tiling_fields(reloc->lobj.tiling_flags, 2498 &bankw, &bankh, &mtaspect, 2499 &tile_split); 2500 ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split); 2501 ib[idx+1+(i*8)+7] |= 2502 TEX_BANK_WIDTH(bankw) | 2503 TEX_BANK_HEIGHT(bankh) | 2504 MACRO_TILE_ASPECT(mtaspect) | 2505 TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 2506 } 2507 } 2508 texture = reloc->robj; 2509 toffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2510 2511 /* tex mip base */ 2512 tex_dim = ib[idx+1+(i*8)+0] & 0x7; 2513 mip_address = ib[idx+1+(i*8)+3]; 2514 2515 if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) && 2516 !mip_address && 2517 !evergreen_cs_packet_next_is_pkt3_nop(p)) { 2518 /* MIP_ADDRESS should point to FMASK for an MSAA texture. 2519 * It should be 0 if FMASK is disabled. */ 2520 moffset = 0; 2521 mipmap = NULL; 2522 } else { 2523 r = evergreen_cs_packet_next_reloc(p, &reloc); 2524 if (r) { 2525 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2526 return -EINVAL; 2527 } 2528 moffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2529 mipmap = reloc->robj; 2530 } 2531 2532 r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8)); 2533 if (r) 2534 return r; 2535 ib[idx+1+(i*8)+2] += toffset; 2536 ib[idx+1+(i*8)+3] += moffset; 2537 break; 2538 case SQ_TEX_VTX_VALID_BUFFER: 2539 { 2540 uint64_t offset64; 2541 /* vtx base */ 2542 r = evergreen_cs_packet_next_reloc(p, &reloc); 2543 if (r) { 2544 DRM_ERROR("bad SET_RESOURCE (vtx)\n"); 2545 return -EINVAL; 2546 } 2547 offset = radeon_get_ib_value(p, idx+1+(i*8)+0); 2548 size = radeon_get_ib_value(p, idx+1+(i*8)+1); 2549 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) { 2550 /* force size to size of the buffer */ 2551 dev_warn(p->dev, "vbo resource seems too big for the bo\n"); 2552 ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset; 2553 } 2554 2555 offset64 = reloc->lobj.gpu_offset + offset; 2556 ib[idx+1+(i*8)+0] = offset64; 2557 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) | 2558 (upper_32_bits(offset64) & 0xff); 2559 break; 2560 } 2561 case SQ_TEX_VTX_INVALID_TEXTURE: 2562 case SQ_TEX_VTX_INVALID_BUFFER: 2563 default: 2564 DRM_ERROR("bad SET_RESOURCE\n"); 2565 return -EINVAL; 2566 } 2567 } 2568 break; 2569 case PACKET3_SET_ALU_CONST: 2570 /* XXX fix me ALU const buffers only */ 2571 break; 2572 case PACKET3_SET_BOOL_CONST: 2573 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START; 2574 end_reg = 4 * pkt->count + start_reg - 4; 2575 if ((start_reg < PACKET3_SET_BOOL_CONST_START) || 2576 (start_reg >= PACKET3_SET_BOOL_CONST_END) || 2577 (end_reg >= PACKET3_SET_BOOL_CONST_END)) { 2578 DRM_ERROR("bad SET_BOOL_CONST\n"); 2579 return -EINVAL; 2580 } 2581 break; 2582 case PACKET3_SET_LOOP_CONST: 2583 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START; 2584 end_reg = 4 * pkt->count + start_reg - 4; 2585 if ((start_reg < PACKET3_SET_LOOP_CONST_START) || 2586 (start_reg >= PACKET3_SET_LOOP_CONST_END) || 2587 (end_reg >= PACKET3_SET_LOOP_CONST_END)) { 2588 DRM_ERROR("bad SET_LOOP_CONST\n"); 2589 return -EINVAL; 2590 } 2591 break; 2592 case PACKET3_SET_CTL_CONST: 2593 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START; 2594 end_reg = 4 * pkt->count + start_reg - 4; 2595 if ((start_reg < PACKET3_SET_CTL_CONST_START) || 2596 (start_reg >= PACKET3_SET_CTL_CONST_END) || 2597 (end_reg >= PACKET3_SET_CTL_CONST_END)) { 2598 DRM_ERROR("bad SET_CTL_CONST\n"); 2599 return -EINVAL; 2600 } 2601 break; 2602 case PACKET3_SET_SAMPLER: 2603 if (pkt->count % 3) { 2604 DRM_ERROR("bad SET_SAMPLER\n"); 2605 return -EINVAL; 2606 } 2607 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START; 2608 end_reg = 4 * pkt->count + start_reg - 4; 2609 if ((start_reg < PACKET3_SET_SAMPLER_START) || 2610 (start_reg >= PACKET3_SET_SAMPLER_END) || 2611 (end_reg >= PACKET3_SET_SAMPLER_END)) { 2612 DRM_ERROR("bad SET_SAMPLER\n"); 2613 return -EINVAL; 2614 } 2615 break; 2616 case PACKET3_STRMOUT_BUFFER_UPDATE: 2617 if (pkt->count != 4) { 2618 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n"); 2619 return -EINVAL; 2620 } 2621 /* Updating memory at DST_ADDRESS. */ 2622 if (idx_value & 0x1) { 2623 u64 offset; 2624 r = evergreen_cs_packet_next_reloc(p, &reloc); 2625 if (r) { 2626 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n"); 2627 return -EINVAL; 2628 } 2629 offset = radeon_get_ib_value(p, idx+1); 2630 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2631 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2632 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%jx, 0x%lx\n", 2633 (uintmax_t)offset + 4, radeon_bo_size(reloc->robj)); 2634 return -EINVAL; 2635 } 2636 offset += reloc->lobj.gpu_offset; 2637 ib[idx+1] = offset; 2638 ib[idx+2] = upper_32_bits(offset) & 0xff; 2639 } 2640 /* Reading data from SRC_ADDRESS. */ 2641 if (((idx_value >> 1) & 0x3) == 2) { 2642 u64 offset; 2643 r = evergreen_cs_packet_next_reloc(p, &reloc); 2644 if (r) { 2645 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n"); 2646 return -EINVAL; 2647 } 2648 offset = radeon_get_ib_value(p, idx+3); 2649 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2650 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2651 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%jx, 0x%lx\n", 2652 (uintmax_t)offset + 4, radeon_bo_size(reloc->robj)); 2653 return -EINVAL; 2654 } 2655 offset += reloc->lobj.gpu_offset; 2656 ib[idx+3] = offset; 2657 ib[idx+4] = upper_32_bits(offset) & 0xff; 2658 } 2659 break; 2660 case PACKET3_MEM_WRITE: 2661 { 2662 u64 offset; 2663 2664 if (pkt->count != 3) { 2665 DRM_ERROR("bad MEM_WRITE (invalid count)\n"); 2666 return -EINVAL; 2667 } 2668 r = evergreen_cs_packet_next_reloc(p, &reloc); 2669 if (r) { 2670 DRM_ERROR("bad MEM_WRITE (missing reloc)\n"); 2671 return -EINVAL; 2672 } 2673 offset = radeon_get_ib_value(p, idx+0); 2674 offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL; 2675 if (offset & 0x7) { 2676 DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n"); 2677 return -EINVAL; 2678 } 2679 if ((offset + 8) > radeon_bo_size(reloc->robj)) { 2680 DRM_ERROR("bad MEM_WRITE bo too small: 0x%jx, 0x%lx\n", 2681 (uintmax_t)offset + 8, radeon_bo_size(reloc->robj)); 2682 return -EINVAL; 2683 } 2684 offset += reloc->lobj.gpu_offset; 2685 ib[idx+0] = offset; 2686 ib[idx+1] = upper_32_bits(offset) & 0xff; 2687 break; 2688 } 2689 case PACKET3_COPY_DW: 2690 if (pkt->count != 4) { 2691 DRM_ERROR("bad COPY_DW (invalid count)\n"); 2692 return -EINVAL; 2693 } 2694 if (idx_value & 0x1) { 2695 u64 offset; 2696 /* SRC is memory. */ 2697 r = evergreen_cs_packet_next_reloc(p, &reloc); 2698 if (r) { 2699 DRM_ERROR("bad COPY_DW (missing src reloc)\n"); 2700 return -EINVAL; 2701 } 2702 offset = radeon_get_ib_value(p, idx+1); 2703 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2704 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2705 DRM_ERROR("bad COPY_DW src bo too small: 0x%jx, 0x%lx\n", 2706 (uintmax_t)offset + 4, radeon_bo_size(reloc->robj)); 2707 return -EINVAL; 2708 } 2709 offset += reloc->lobj.gpu_offset; 2710 ib[idx+1] = offset; 2711 ib[idx+2] = upper_32_bits(offset) & 0xff; 2712 } else { 2713 /* SRC is a reg. */ 2714 reg = radeon_get_ib_value(p, idx+1) << 2; 2715 if (!evergreen_is_safe_reg(p, reg, idx+1)) 2716 return -EINVAL; 2717 } 2718 if (idx_value & 0x2) { 2719 u64 offset; 2720 /* DST is memory. */ 2721 r = evergreen_cs_packet_next_reloc(p, &reloc); 2722 if (r) { 2723 DRM_ERROR("bad COPY_DW (missing dst reloc)\n"); 2724 return -EINVAL; 2725 } 2726 offset = radeon_get_ib_value(p, idx+3); 2727 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2728 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2729 DRM_ERROR("bad COPY_DW dst bo too small: 0x%jx, 0x%lx\n", 2730 (uintmax_t)offset + 4, radeon_bo_size(reloc->robj)); 2731 return -EINVAL; 2732 } 2733 offset += reloc->lobj.gpu_offset; 2734 ib[idx+3] = offset; 2735 ib[idx+4] = upper_32_bits(offset) & 0xff; 2736 } else { 2737 /* DST is a reg. */ 2738 reg = radeon_get_ib_value(p, idx+3) << 2; 2739 if (!evergreen_is_safe_reg(p, reg, idx+3)) 2740 return -EINVAL; 2741 } 2742 break; 2743 case PACKET3_NOP: 2744 break; 2745 default: 2746 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 2747 return -EINVAL; 2748 } 2749 return 0; 2750 } 2751 2752 int evergreen_cs_parse(struct radeon_cs_parser *p) 2753 { 2754 struct radeon_cs_packet pkt; 2755 struct evergreen_cs_track *track; 2756 u32 tmp; 2757 int r; 2758 2759 if (p->track == NULL) { 2760 /* initialize tracker, we are in kms */ 2761 track = kmalloc(sizeof(*track), M_DRM, 2762 M_ZERO | M_WAITOK); 2763 if (track == NULL) 2764 return -ENOMEM; 2765 evergreen_cs_track_init(track); 2766 if (p->rdev->family >= CHIP_CAYMAN) 2767 tmp = p->rdev->config.cayman.tile_config; 2768 else 2769 tmp = p->rdev->config.evergreen.tile_config; 2770 2771 switch (tmp & 0xf) { 2772 case 0: 2773 track->npipes = 1; 2774 break; 2775 case 1: 2776 default: 2777 track->npipes = 2; 2778 break; 2779 case 2: 2780 track->npipes = 4; 2781 break; 2782 case 3: 2783 track->npipes = 8; 2784 break; 2785 } 2786 2787 switch ((tmp & 0xf0) >> 4) { 2788 case 0: 2789 track->nbanks = 4; 2790 break; 2791 case 1: 2792 default: 2793 track->nbanks = 8; 2794 break; 2795 case 2: 2796 track->nbanks = 16; 2797 break; 2798 } 2799 2800 switch ((tmp & 0xf00) >> 8) { 2801 case 0: 2802 track->group_size = 256; 2803 break; 2804 case 1: 2805 default: 2806 track->group_size = 512; 2807 break; 2808 } 2809 2810 switch ((tmp & 0xf000) >> 12) { 2811 case 0: 2812 track->row_size = 1; 2813 break; 2814 case 1: 2815 default: 2816 track->row_size = 2; 2817 break; 2818 case 2: 2819 track->row_size = 4; 2820 break; 2821 } 2822 2823 p->track = track; 2824 } 2825 do { 2826 r = evergreen_cs_packet_parse(p, &pkt, p->idx); 2827 if (r) { 2828 drm_free(p->track, M_DRM); 2829 p->track = NULL; 2830 return r; 2831 } 2832 p->idx += pkt.count + 2; 2833 switch (pkt.type) { 2834 case PACKET_TYPE0: 2835 r = evergreen_cs_parse_packet0(p, &pkt); 2836 break; 2837 case PACKET_TYPE2: 2838 break; 2839 case PACKET_TYPE3: 2840 r = evergreen_packet3_check(p, &pkt); 2841 break; 2842 default: 2843 DRM_ERROR("Unknown packet type %d !\n", pkt.type); 2844 drm_free(p->track, M_DRM); 2845 p->track = NULL; 2846 return -EINVAL; 2847 } 2848 if (r) { 2849 drm_free(p->track, M_DRM); 2850 p->track = NULL; 2851 return r; 2852 } 2853 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 2854 #if 0 2855 for (r = 0; r < p->ib.length_dw; r++) { 2856 DRM_INFO("%05d 0x%08X\n", r, p->ib.ptr[r]); 2857 mdelay(1); 2858 } 2859 #endif 2860 drm_free(p->track, M_DRM); 2861 p->track = NULL; 2862 return 0; 2863 } 2864 2865 /* 2866 * DMA 2867 */ 2868 2869 #define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28) 2870 #define GET_DMA_COUNT(h) ((h) & 0x000fffff) 2871 #define GET_DMA_T(h) (((h) & 0x00800000) >> 23) 2872 #define GET_DMA_NEW(h) (((h) & 0x04000000) >> 26) 2873 #define GET_DMA_MISC(h) (((h) & 0x0700000) >> 20) 2874 2875 /** 2876 * evergreen_dma_cs_parse() - parse the DMA IB 2877 * @p: parser structure holding parsing context. 2878 * 2879 * Parses the DMA IB from the CS ioctl and updates 2880 * the GPU addresses based on the reloc information and 2881 * checks for errors. (Evergreen-Cayman) 2882 * Returns 0 for success and an error on failure. 2883 **/ 2884 int evergreen_dma_cs_parse(struct radeon_cs_parser *p) 2885 { 2886 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; 2887 struct radeon_cs_reloc *src_reloc, *dst_reloc, *dst2_reloc; 2888 u32 header, cmd, count, tiled, new_cmd, misc; 2889 volatile u32 *ib = p->ib.ptr; 2890 u32 idx, idx_value; 2891 u64 src_offset, dst_offset, dst2_offset; 2892 int r; 2893 2894 do { 2895 if (p->idx >= ib_chunk->length_dw) { 2896 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 2897 p->idx, ib_chunk->length_dw); 2898 return -EINVAL; 2899 } 2900 idx = p->idx; 2901 header = radeon_get_ib_value(p, idx); 2902 cmd = GET_DMA_CMD(header); 2903 count = GET_DMA_COUNT(header); 2904 tiled = GET_DMA_T(header); 2905 new_cmd = GET_DMA_NEW(header); 2906 misc = GET_DMA_MISC(header); 2907 2908 switch (cmd) { 2909 case DMA_PACKET_WRITE: 2910 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2911 if (r) { 2912 DRM_ERROR("bad DMA_PACKET_WRITE\n"); 2913 return -EINVAL; 2914 } 2915 if (tiled) { 2916 dst_offset = radeon_get_ib_value(p, idx+1); 2917 dst_offset <<= 8; 2918 2919 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2920 p->idx += count + 7; 2921 } else { 2922 dst_offset = radeon_get_ib_value(p, idx+1); 2923 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2924 2925 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2926 ib[idx+2] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 2927 p->idx += count + 3; 2928 } 2929 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2930 dev_warn(p->dev, "DMA write buffer too small (%ju %lu)\n", 2931 (uintmax_t)dst_offset, radeon_bo_size(dst_reloc->robj)); 2932 return -EINVAL; 2933 } 2934 break; 2935 case DMA_PACKET_COPY: 2936 r = r600_dma_cs_next_reloc(p, &src_reloc); 2937 if (r) { 2938 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2939 return -EINVAL; 2940 } 2941 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2942 if (r) { 2943 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2944 return -EINVAL; 2945 } 2946 if (tiled) { 2947 idx_value = radeon_get_ib_value(p, idx + 2); 2948 if (new_cmd) { 2949 switch (misc) { 2950 case 0: 2951 /* L2T, frame to fields */ 2952 if (idx_value & (1 << 31)) { 2953 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n"); 2954 return -EINVAL; 2955 } 2956 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 2957 if (r) { 2958 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n"); 2959 return -EINVAL; 2960 } 2961 dst_offset = radeon_get_ib_value(p, idx+1); 2962 dst_offset <<= 8; 2963 dst2_offset = radeon_get_ib_value(p, idx+2); 2964 dst2_offset <<= 8; 2965 src_offset = radeon_get_ib_value(p, idx+8); 2966 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 2967 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2968 dev_warn(p->dev, "DMA L2T, frame to fields src buffer too small (%ju %lu)\n", 2969 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2970 return -EINVAL; 2971 } 2972 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2973 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%ju %lu)\n", 2974 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2975 return -EINVAL; 2976 } 2977 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 2978 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%ju %lu)\n", 2979 (uintmax_t)dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 2980 return -EINVAL; 2981 } 2982 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2983 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 2984 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 2985 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 2986 p->idx += 10; 2987 break; 2988 case 1: 2989 /* L2T, T2L partial */ 2990 if (p->family < CHIP_CAYMAN) { 2991 DRM_ERROR("L2T, T2L Partial is cayman only !\n"); 2992 return -EINVAL; 2993 } 2994 /* detile bit */ 2995 if (idx_value & (1 << 31)) { 2996 /* tiled src, linear dst */ 2997 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 2998 2999 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3000 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3001 } else { 3002 /* linear src, tiled dst */ 3003 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3004 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3005 3006 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3007 } 3008 p->idx += 12; 3009 break; 3010 case 3: 3011 /* L2T, broadcast */ 3012 if (idx_value & (1 << 31)) { 3013 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3014 return -EINVAL; 3015 } 3016 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3017 if (r) { 3018 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3019 return -EINVAL; 3020 } 3021 dst_offset = radeon_get_ib_value(p, idx+1); 3022 dst_offset <<= 8; 3023 dst2_offset = radeon_get_ib_value(p, idx+2); 3024 dst2_offset <<= 8; 3025 src_offset = radeon_get_ib_value(p, idx+8); 3026 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 3027 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3028 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%ju %lu)\n", 3029 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3030 return -EINVAL; 3031 } 3032 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3033 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%ju %lu)\n", 3034 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3035 return -EINVAL; 3036 } 3037 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3038 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%ju %lu)\n", 3039 (uintmax_t)dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3040 return -EINVAL; 3041 } 3042 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3043 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 3044 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3045 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3046 p->idx += 10; 3047 break; 3048 case 4: 3049 /* L2T, T2L */ 3050 /* detile bit */ 3051 if (idx_value & (1 << 31)) { 3052 /* tiled src, linear dst */ 3053 src_offset = radeon_get_ib_value(p, idx+1); 3054 src_offset <<= 8; 3055 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3056 3057 dst_offset = radeon_get_ib_value(p, idx+7); 3058 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3059 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3060 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3061 } else { 3062 /* linear src, tiled dst */ 3063 src_offset = radeon_get_ib_value(p, idx+7); 3064 src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3065 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3066 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3067 3068 dst_offset = radeon_get_ib_value(p, idx+1); 3069 dst_offset <<= 8; 3070 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3071 } 3072 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3073 dev_warn(p->dev, "DMA L2T, T2L src buffer too small (%ju %lu)\n", 3074 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3075 return -EINVAL; 3076 } 3077 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3078 dev_warn(p->dev, "DMA L2T, T2L dst buffer too small (%ju %lu)\n", 3079 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3080 return -EINVAL; 3081 } 3082 p->idx += 9; 3083 break; 3084 case 5: 3085 /* T2T partial */ 3086 if (p->family < CHIP_CAYMAN) { 3087 DRM_ERROR("L2T, T2L Partial is cayman only !\n"); 3088 return -EINVAL; 3089 } 3090 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3091 ib[idx+4] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3092 p->idx += 13; 3093 break; 3094 case 7: 3095 /* L2T, broadcast */ 3096 if (idx_value & (1 << 31)) { 3097 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3098 return -EINVAL; 3099 } 3100 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3101 if (r) { 3102 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n"); 3103 return -EINVAL; 3104 } 3105 dst_offset = radeon_get_ib_value(p, idx+1); 3106 dst_offset <<= 8; 3107 dst2_offset = radeon_get_ib_value(p, idx+2); 3108 dst2_offset <<= 8; 3109 src_offset = radeon_get_ib_value(p, idx+8); 3110 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32; 3111 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3112 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%ju %lu)\n", 3113 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3114 return -EINVAL; 3115 } 3116 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3117 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%ju %lu)\n", 3118 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3119 return -EINVAL; 3120 } 3121 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3122 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%ju %lu)\n", 3123 (uintmax_t)dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3124 return -EINVAL; 3125 } 3126 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3127 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8); 3128 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3129 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3130 p->idx += 10; 3131 break; 3132 default: 3133 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3134 return -EINVAL; 3135 } 3136 } else { 3137 switch (misc) { 3138 case 0: 3139 /* detile bit */ 3140 if (idx_value & (1 << 31)) { 3141 /* tiled src, linear dst */ 3142 src_offset = radeon_get_ib_value(p, idx+1); 3143 src_offset <<= 8; 3144 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 3145 3146 dst_offset = radeon_get_ib_value(p, idx+7); 3147 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3148 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3149 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3150 } else { 3151 /* linear src, tiled dst */ 3152 src_offset = radeon_get_ib_value(p, idx+7); 3153 src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32; 3154 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3155 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3156 3157 dst_offset = radeon_get_ib_value(p, idx+1); 3158 dst_offset <<= 8; 3159 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 3160 } 3161 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3162 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%ju %lu)\n", 3163 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3164 return -EINVAL; 3165 } 3166 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3167 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%ju %lu)\n", 3168 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3169 return -EINVAL; 3170 } 3171 p->idx += 9; 3172 break; 3173 default: 3174 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3175 return -EINVAL; 3176 } 3177 } 3178 } else { 3179 if (new_cmd) { 3180 switch (misc) { 3181 case 0: 3182 /* L2L, byte */ 3183 src_offset = radeon_get_ib_value(p, idx+2); 3184 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 3185 dst_offset = radeon_get_ib_value(p, idx+1); 3186 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 3187 if ((src_offset + count) > radeon_bo_size(src_reloc->robj)) { 3188 dev_warn(p->dev, "DMA L2L, byte src buffer too small (%ju %lu)\n", 3189 (uintmax_t)src_offset + count, radeon_bo_size(src_reloc->robj)); 3190 return -EINVAL; 3191 } 3192 if ((dst_offset + count) > radeon_bo_size(dst_reloc->robj)) { 3193 dev_warn(p->dev, "DMA L2L, byte dst buffer too small (%ju %lu)\n", 3194 (uintmax_t)dst_offset + count, radeon_bo_size(dst_reloc->robj)); 3195 return -EINVAL; 3196 } 3197 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xffffffff); 3198 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xffffffff); 3199 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3200 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3201 p->idx += 5; 3202 break; 3203 case 1: 3204 /* L2L, partial */ 3205 if (p->family < CHIP_CAYMAN) { 3206 DRM_ERROR("L2L Partial is cayman only !\n"); 3207 return -EINVAL; 3208 } 3209 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset & 0xffffffff); 3210 ib[idx+2] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3211 ib[idx+4] += (u32)(dst_reloc->lobj.gpu_offset & 0xffffffff); 3212 ib[idx+5] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3213 3214 p->idx += 9; 3215 break; 3216 case 4: 3217 /* L2L, dw, broadcast */ 3218 r = r600_dma_cs_next_reloc(p, &dst2_reloc); 3219 if (r) { 3220 DRM_ERROR("bad L2L, dw, broadcast DMA_PACKET_COPY\n"); 3221 return -EINVAL; 3222 } 3223 dst_offset = radeon_get_ib_value(p, idx+1); 3224 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 3225 dst2_offset = radeon_get_ib_value(p, idx+2); 3226 dst2_offset |= ((u64)(radeon_get_ib_value(p, idx+5) & 0xff)) << 32; 3227 src_offset = radeon_get_ib_value(p, idx+3); 3228 src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; 3229 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3230 dev_warn(p->dev, "DMA L2L, dw, broadcast src buffer too small (%ju %lu)\n", 3231 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3232 return -EINVAL; 3233 } 3234 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3235 dev_warn(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%ju %lu)\n", 3236 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3237 return -EINVAL; 3238 } 3239 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) { 3240 dev_warn(p->dev, "DMA L2L, dw, broadcast dst2 buffer too small (%ju %lu)\n", 3241 (uintmax_t)dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj)); 3242 return -EINVAL; 3243 } 3244 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3245 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset & 0xfffffffc); 3246 ib[idx+3] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3247 ib[idx+4] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3248 ib[idx+5] += upper_32_bits(dst2_reloc->lobj.gpu_offset) & 0xff; 3249 ib[idx+6] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3250 p->idx += 7; 3251 break; 3252 default: 3253 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3254 return -EINVAL; 3255 } 3256 } else { 3257 /* L2L, dw */ 3258 src_offset = radeon_get_ib_value(p, idx+2); 3259 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 3260 dst_offset = radeon_get_ib_value(p, idx+1); 3261 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 3262 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 3263 dev_warn(p->dev, "DMA L2L, dw src buffer too small (%ju %lu)\n", 3264 (uintmax_t)src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3265 return -EINVAL; 3266 } 3267 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3268 dev_warn(p->dev, "DMA L2L, dw dst buffer too small (%ju %lu)\n", 3269 (uintmax_t)dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 3270 return -EINVAL; 3271 } 3272 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3273 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 3274 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 3275 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 3276 p->idx += 5; 3277 } 3278 } 3279 break; 3280 case DMA_PACKET_CONSTANT_FILL: 3281 r = r600_dma_cs_next_reloc(p, &dst_reloc); 3282 if (r) { 3283 DRM_ERROR("bad DMA_PACKET_CONSTANT_FILL\n"); 3284 return -EINVAL; 3285 } 3286 dst_offset = radeon_get_ib_value(p, idx+1); 3287 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16; 3288 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3289 dev_warn(p->dev, "DMA constant fill buffer too small (%ju %lu)\n", 3290 (uintmax_t)dst_offset, radeon_bo_size(dst_reloc->robj)); 3291 return -EINVAL; 3292 } 3293 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 3294 ib[idx+3] += (upper_32_bits(dst_reloc->lobj.gpu_offset) << 16) & 0x00ff0000; 3295 p->idx += 4; 3296 break; 3297 case DMA_PACKET_NOP: 3298 p->idx += 1; 3299 break; 3300 default: 3301 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 3302 return -EINVAL; 3303 } 3304 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 3305 #if 0 3306 for (r = 0; r < p->ib->length_dw; r++) { 3307 DRM_INFO("%05d 0x%08X\n", r, p->ib.ptr[r]); 3308 mdelay(1); 3309 } 3310 #endif 3311 return 0; 3312 } 3313 3314 /* vm parser */ 3315 static bool evergreen_vm_reg_valid(u32 reg) 3316 { 3317 /* context regs are fine */ 3318 if (reg >= 0x28000) 3319 return true; 3320 3321 /* check config regs */ 3322 switch (reg) { 3323 case WAIT_UNTIL: 3324 case GRBM_GFX_INDEX: 3325 case CP_STRMOUT_CNTL: 3326 case CP_COHER_CNTL: 3327 case CP_COHER_SIZE: 3328 case VGT_VTX_VECT_EJECT_REG: 3329 case VGT_CACHE_INVALIDATION: 3330 case VGT_GS_VERTEX_REUSE: 3331 case VGT_PRIMITIVE_TYPE: 3332 case VGT_INDEX_TYPE: 3333 case VGT_NUM_INDICES: 3334 case VGT_NUM_INSTANCES: 3335 case VGT_COMPUTE_DIM_X: 3336 case VGT_COMPUTE_DIM_Y: 3337 case VGT_COMPUTE_DIM_Z: 3338 case VGT_COMPUTE_START_X: 3339 case VGT_COMPUTE_START_Y: 3340 case VGT_COMPUTE_START_Z: 3341 case VGT_COMPUTE_INDEX: 3342 case VGT_COMPUTE_THREAD_GROUP_SIZE: 3343 case VGT_HS_OFFCHIP_PARAM: 3344 case PA_CL_ENHANCE: 3345 case PA_SU_LINE_STIPPLE_VALUE: 3346 case PA_SC_LINE_STIPPLE_STATE: 3347 case PA_SC_ENHANCE: 3348 case SQ_DYN_GPR_CNTL_PS_FLUSH_REQ: 3349 case SQ_DYN_GPR_SIMD_LOCK_EN: 3350 case SQ_CONFIG: 3351 case SQ_GPR_RESOURCE_MGMT_1: 3352 case SQ_GLOBAL_GPR_RESOURCE_MGMT_1: 3353 case SQ_GLOBAL_GPR_RESOURCE_MGMT_2: 3354 case SQ_CONST_MEM_BASE: 3355 case SQ_STATIC_THREAD_MGMT_1: 3356 case SQ_STATIC_THREAD_MGMT_2: 3357 case SQ_STATIC_THREAD_MGMT_3: 3358 case SPI_CONFIG_CNTL: 3359 case SPI_CONFIG_CNTL_1: 3360 case TA_CNTL_AUX: 3361 case DB_DEBUG: 3362 case DB_DEBUG2: 3363 case DB_DEBUG3: 3364 case DB_DEBUG4: 3365 case DB_WATERMARKS: 3366 case TD_PS_BORDER_COLOR_INDEX: 3367 case TD_PS_BORDER_COLOR_RED: 3368 case TD_PS_BORDER_COLOR_GREEN: 3369 case TD_PS_BORDER_COLOR_BLUE: 3370 case TD_PS_BORDER_COLOR_ALPHA: 3371 case TD_VS_BORDER_COLOR_INDEX: 3372 case TD_VS_BORDER_COLOR_RED: 3373 case TD_VS_BORDER_COLOR_GREEN: 3374 case TD_VS_BORDER_COLOR_BLUE: 3375 case TD_VS_BORDER_COLOR_ALPHA: 3376 case TD_GS_BORDER_COLOR_INDEX: 3377 case TD_GS_BORDER_COLOR_RED: 3378 case TD_GS_BORDER_COLOR_GREEN: 3379 case TD_GS_BORDER_COLOR_BLUE: 3380 case TD_GS_BORDER_COLOR_ALPHA: 3381 case TD_HS_BORDER_COLOR_INDEX: 3382 case TD_HS_BORDER_COLOR_RED: 3383 case TD_HS_BORDER_COLOR_GREEN: 3384 case TD_HS_BORDER_COLOR_BLUE: 3385 case TD_HS_BORDER_COLOR_ALPHA: 3386 case TD_LS_BORDER_COLOR_INDEX: 3387 case TD_LS_BORDER_COLOR_RED: 3388 case TD_LS_BORDER_COLOR_GREEN: 3389 case TD_LS_BORDER_COLOR_BLUE: 3390 case TD_LS_BORDER_COLOR_ALPHA: 3391 case TD_CS_BORDER_COLOR_INDEX: 3392 case TD_CS_BORDER_COLOR_RED: 3393 case TD_CS_BORDER_COLOR_GREEN: 3394 case TD_CS_BORDER_COLOR_BLUE: 3395 case TD_CS_BORDER_COLOR_ALPHA: 3396 case SQ_ESGS_RING_SIZE: 3397 case SQ_GSVS_RING_SIZE: 3398 case SQ_ESTMP_RING_SIZE: 3399 case SQ_GSTMP_RING_SIZE: 3400 case SQ_HSTMP_RING_SIZE: 3401 case SQ_LSTMP_RING_SIZE: 3402 case SQ_PSTMP_RING_SIZE: 3403 case SQ_VSTMP_RING_SIZE: 3404 case SQ_ESGS_RING_ITEMSIZE: 3405 case SQ_ESTMP_RING_ITEMSIZE: 3406 case SQ_GSTMP_RING_ITEMSIZE: 3407 case SQ_GSVS_RING_ITEMSIZE: 3408 case SQ_GS_VERT_ITEMSIZE: 3409 case SQ_GS_VERT_ITEMSIZE_1: 3410 case SQ_GS_VERT_ITEMSIZE_2: 3411 case SQ_GS_VERT_ITEMSIZE_3: 3412 case SQ_GSVS_RING_OFFSET_1: 3413 case SQ_GSVS_RING_OFFSET_2: 3414 case SQ_GSVS_RING_OFFSET_3: 3415 case SQ_HSTMP_RING_ITEMSIZE: 3416 case SQ_LSTMP_RING_ITEMSIZE: 3417 case SQ_PSTMP_RING_ITEMSIZE: 3418 case SQ_VSTMP_RING_ITEMSIZE: 3419 case VGT_TF_RING_SIZE: 3420 case SQ_ESGS_RING_BASE: 3421 case SQ_GSVS_RING_BASE: 3422 case SQ_ESTMP_RING_BASE: 3423 case SQ_GSTMP_RING_BASE: 3424 case SQ_HSTMP_RING_BASE: 3425 case SQ_LSTMP_RING_BASE: 3426 case SQ_PSTMP_RING_BASE: 3427 case SQ_VSTMP_RING_BASE: 3428 case CAYMAN_VGT_OFFCHIP_LDS_BASE: 3429 case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS: 3430 return true; 3431 default: 3432 DRM_ERROR("Invalid register 0x%x in CS\n", reg); 3433 return false; 3434 } 3435 } 3436 3437 static int evergreen_vm_packet3_check(struct radeon_device *rdev, 3438 u32 *ib, struct radeon_cs_packet *pkt) 3439 { 3440 u32 idx = pkt->idx + 1; 3441 u32 idx_value = ib[idx]; 3442 u32 start_reg, end_reg, reg, i; 3443 u32 command, info; 3444 3445 switch (pkt->opcode) { 3446 case PACKET3_NOP: 3447 case PACKET3_SET_BASE: 3448 case PACKET3_CLEAR_STATE: 3449 case PACKET3_INDEX_BUFFER_SIZE: 3450 case PACKET3_DISPATCH_DIRECT: 3451 case PACKET3_DISPATCH_INDIRECT: 3452 case PACKET3_MODE_CONTROL: 3453 case PACKET3_SET_PREDICATION: 3454 case PACKET3_COND_EXEC: 3455 case PACKET3_PRED_EXEC: 3456 case PACKET3_DRAW_INDIRECT: 3457 case PACKET3_DRAW_INDEX_INDIRECT: 3458 case PACKET3_INDEX_BASE: 3459 case PACKET3_DRAW_INDEX_2: 3460 case PACKET3_CONTEXT_CONTROL: 3461 case PACKET3_DRAW_INDEX_OFFSET: 3462 case PACKET3_INDEX_TYPE: 3463 case PACKET3_DRAW_INDEX: 3464 case PACKET3_DRAW_INDEX_AUTO: 3465 case PACKET3_DRAW_INDEX_IMMD: 3466 case PACKET3_NUM_INSTANCES: 3467 case PACKET3_DRAW_INDEX_MULTI_AUTO: 3468 case PACKET3_STRMOUT_BUFFER_UPDATE: 3469 case PACKET3_DRAW_INDEX_OFFSET_2: 3470 case PACKET3_DRAW_INDEX_MULTI_ELEMENT: 3471 case PACKET3_MPEG_INDEX: 3472 case PACKET3_WAIT_REG_MEM: 3473 case PACKET3_MEM_WRITE: 3474 case PACKET3_SURFACE_SYNC: 3475 case PACKET3_EVENT_WRITE: 3476 case PACKET3_EVENT_WRITE_EOP: 3477 case PACKET3_EVENT_WRITE_EOS: 3478 case PACKET3_SET_CONTEXT_REG: 3479 case PACKET3_SET_BOOL_CONST: 3480 case PACKET3_SET_LOOP_CONST: 3481 case PACKET3_SET_RESOURCE: 3482 case PACKET3_SET_SAMPLER: 3483 case PACKET3_SET_CTL_CONST: 3484 case PACKET3_SET_RESOURCE_OFFSET: 3485 case PACKET3_SET_CONTEXT_REG_INDIRECT: 3486 case PACKET3_SET_RESOURCE_INDIRECT: 3487 case CAYMAN_PACKET3_DEALLOC_STATE: 3488 break; 3489 case PACKET3_COND_WRITE: 3490 if (idx_value & 0x100) { 3491 reg = ib[idx + 5] * 4; 3492 if (!evergreen_vm_reg_valid(reg)) 3493 return -EINVAL; 3494 } 3495 break; 3496 case PACKET3_COPY_DW: 3497 if (idx_value & 0x2) { 3498 reg = ib[idx + 3] * 4; 3499 if (!evergreen_vm_reg_valid(reg)) 3500 return -EINVAL; 3501 } 3502 break; 3503 case PACKET3_SET_CONFIG_REG: 3504 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 3505 end_reg = 4 * pkt->count + start_reg - 4; 3506 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 3507 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 3508 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 3509 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 3510 return -EINVAL; 3511 } 3512 for (i = 0; i < pkt->count; i++) { 3513 reg = start_reg + (4 * i); 3514 if (!evergreen_vm_reg_valid(reg)) 3515 return -EINVAL; 3516 } 3517 break; 3518 case PACKET3_CP_DMA: 3519 command = ib[idx + 4]; 3520 info = ib[idx + 1]; 3521 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 3522 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 3523 ((((info & 0x00300000) >> 20) == 0) && 3524 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 3525 ((((info & 0x60000000) >> 29) == 0) && 3526 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 3527 /* non mem to mem copies requires dw aligned count */ 3528 if ((command & 0x1fffff) % 4) { 3529 DRM_ERROR("CP DMA command requires dw count alignment\n"); 3530 return -EINVAL; 3531 } 3532 } 3533 if (command & PACKET3_CP_DMA_CMD_SAS) { 3534 /* src address space is register */ 3535 if (((info & 0x60000000) >> 29) == 0) { 3536 start_reg = idx_value << 2; 3537 if (command & PACKET3_CP_DMA_CMD_SAIC) { 3538 reg = start_reg; 3539 if (!evergreen_vm_reg_valid(reg)) { 3540 DRM_ERROR("CP DMA Bad SRC register\n"); 3541 return -EINVAL; 3542 } 3543 } else { 3544 for (i = 0; i < (command & 0x1fffff); i++) { 3545 reg = start_reg + (4 * i); 3546 if (!evergreen_vm_reg_valid(reg)) { 3547 DRM_ERROR("CP DMA Bad SRC register\n"); 3548 return -EINVAL; 3549 } 3550 } 3551 } 3552 } 3553 } 3554 if (command & PACKET3_CP_DMA_CMD_DAS) { 3555 /* dst address space is register */ 3556 if (((info & 0x00300000) >> 20) == 0) { 3557 start_reg = ib[idx + 2]; 3558 if (command & PACKET3_CP_DMA_CMD_DAIC) { 3559 reg = start_reg; 3560 if (!evergreen_vm_reg_valid(reg)) { 3561 DRM_ERROR("CP DMA Bad DST register\n"); 3562 return -EINVAL; 3563 } 3564 } else { 3565 for (i = 0; i < (command & 0x1fffff); i++) { 3566 reg = start_reg + (4 * i); 3567 if (!evergreen_vm_reg_valid(reg)) { 3568 DRM_ERROR("CP DMA Bad DST register\n"); 3569 return -EINVAL; 3570 } 3571 } 3572 } 3573 } 3574 } 3575 break; 3576 default: 3577 return -EINVAL; 3578 } 3579 return 0; 3580 } 3581 3582 int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 3583 { 3584 int ret = 0; 3585 u32 idx = 0; 3586 struct radeon_cs_packet pkt; 3587 3588 do { 3589 pkt.idx = idx; 3590 pkt.type = CP_PACKET_GET_TYPE(ib->ptr[idx]); 3591 pkt.count = CP_PACKET_GET_COUNT(ib->ptr[idx]); 3592 pkt.one_reg_wr = 0; 3593 switch (pkt.type) { 3594 case PACKET_TYPE0: 3595 dev_err(rdev->dev, "Packet0 not allowed!\n"); 3596 ret = -EINVAL; 3597 break; 3598 case PACKET_TYPE2: 3599 idx += 1; 3600 break; 3601 case PACKET_TYPE3: 3602 pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]); 3603 ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt); 3604 idx += pkt.count + 2; 3605 break; 3606 default: 3607 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type); 3608 ret = -EINVAL; 3609 break; 3610 } 3611 if (ret) 3612 break; 3613 } while (idx < ib->length_dw); 3614 3615 return ret; 3616 } 3617 3618 /** 3619 * evergreen_dma_ib_parse() - parse the DMA IB for VM 3620 * @rdev: radeon_device pointer 3621 * @ib: radeon_ib pointer 3622 * 3623 * Parses the DMA IB from the VM CS ioctl 3624 * checks for errors. (Cayman-SI) 3625 * Returns 0 for success and an error on failure. 3626 **/ 3627 int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 3628 { 3629 u32 idx = 0; 3630 u32 header, cmd, count, tiled, new_cmd, misc; 3631 3632 do { 3633 header = ib->ptr[idx]; 3634 cmd = GET_DMA_CMD(header); 3635 count = GET_DMA_COUNT(header); 3636 tiled = GET_DMA_T(header); 3637 new_cmd = GET_DMA_NEW(header); 3638 misc = GET_DMA_MISC(header); 3639 3640 switch (cmd) { 3641 case DMA_PACKET_WRITE: 3642 if (tiled) 3643 idx += count + 7; 3644 else 3645 idx += count + 3; 3646 break; 3647 case DMA_PACKET_COPY: 3648 if (tiled) { 3649 if (new_cmd) { 3650 switch (misc) { 3651 case 0: 3652 /* L2T, frame to fields */ 3653 idx += 10; 3654 break; 3655 case 1: 3656 /* L2T, T2L partial */ 3657 idx += 12; 3658 break; 3659 case 3: 3660 /* L2T, broadcast */ 3661 idx += 10; 3662 break; 3663 case 4: 3664 /* L2T, T2L */ 3665 idx += 9; 3666 break; 3667 case 5: 3668 /* T2T partial */ 3669 idx += 13; 3670 break; 3671 case 7: 3672 /* L2T, broadcast */ 3673 idx += 10; 3674 break; 3675 default: 3676 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3677 return -EINVAL; 3678 } 3679 } else { 3680 switch (misc) { 3681 case 0: 3682 idx += 9; 3683 break; 3684 default: 3685 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3686 return -EINVAL; 3687 } 3688 } 3689 } else { 3690 if (new_cmd) { 3691 switch (misc) { 3692 case 0: 3693 /* L2L, byte */ 3694 idx += 5; 3695 break; 3696 case 1: 3697 /* L2L, partial */ 3698 idx += 9; 3699 break; 3700 case 4: 3701 /* L2L, dw, broadcast */ 3702 idx += 7; 3703 break; 3704 default: 3705 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc); 3706 return -EINVAL; 3707 } 3708 } else { 3709 /* L2L, dw */ 3710 idx += 5; 3711 } 3712 } 3713 break; 3714 case DMA_PACKET_CONSTANT_FILL: 3715 idx += 4; 3716 break; 3717 case DMA_PACKET_NOP: 3718 idx += 1; 3719 break; 3720 default: 3721 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 3722 return -EINVAL; 3723 } 3724 } while (idx < ib->length_dw); 3725 3726 return 0; 3727 } 3728