1 /* $OpenBSD: evergreen_cs.c,v 1.6 2015/04/18 14:47:35 jsg Exp $ */ 2 /* 3 * Copyright 2010 Advanced Micro Devices, Inc. 4 * Copyright 2008 Red Hat Inc. 5 * Copyright 2009 Jerome Glisse. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 * 25 * Authors: Dave Airlie 26 * Alex Deucher 27 * Jerome Glisse 28 */ 29 #include <dev/pci/drm/drmP.h> 30 #include "radeon.h" 31 #include "evergreend.h" 32 #include "evergreen_reg_safe.h" 33 #include "cayman_reg_safe.h" 34 35 #define MAX(a,b) (((a)>(b))?(a):(b)) 36 #define MIN(a,b) (((a)<(b))?(a):(b)) 37 38 int r600_dma_cs_next_reloc(struct radeon_cs_parser *p, 39 struct radeon_cs_reloc **cs_reloc); 40 static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p, 41 struct radeon_cs_reloc **cs_reloc); 42 43 struct evergreen_cs_track { 44 u32 group_size; 45 u32 nbanks; 46 u32 npipes; 47 u32 row_size; 48 /* value we track */ 49 u32 nsamples; /* unused */ 50 struct radeon_bo *cb_color_bo[12]; 51 u32 cb_color_bo_offset[12]; 52 struct radeon_bo *cb_color_fmask_bo[8]; /* unused */ 53 struct radeon_bo *cb_color_cmask_bo[8]; /* unused */ 54 u32 cb_color_info[12]; 55 u32 cb_color_view[12]; 56 u32 cb_color_pitch[12]; 57 u32 cb_color_slice[12]; 58 u32 cb_color_slice_idx[12]; 59 u32 cb_color_attrib[12]; 60 u32 cb_color_cmask_slice[8];/* unused */ 61 u32 cb_color_fmask_slice[8];/* unused */ 62 u32 cb_target_mask; 63 u32 cb_shader_mask; /* unused */ 64 u32 vgt_strmout_config; 65 u32 vgt_strmout_buffer_config; 66 struct radeon_bo *vgt_strmout_bo[4]; 67 u32 vgt_strmout_bo_offset[4]; 68 u32 vgt_strmout_size[4]; 69 u32 db_depth_control; 70 u32 db_depth_view; 71 u32 db_depth_slice; 72 u32 db_depth_size; 73 u32 db_z_info; 74 u32 db_z_read_offset; 75 u32 db_z_write_offset; 76 struct radeon_bo *db_z_read_bo; 77 struct radeon_bo *db_z_write_bo; 78 u32 db_s_info; 79 u32 db_s_read_offset; 80 u32 db_s_write_offset; 81 struct radeon_bo *db_s_read_bo; 82 struct radeon_bo *db_s_write_bo; 83 bool sx_misc_kill_all_prims; 84 bool cb_dirty; 85 bool db_dirty; 86 bool streamout_dirty; 87 u32 htile_offset; 88 u32 htile_surface; 89 struct radeon_bo *htile_bo; 90 }; 91 92 static u32 evergreen_cs_get_aray_mode(u32 tiling_flags) 93 { 94 if (tiling_flags & RADEON_TILING_MACRO) 95 return ARRAY_2D_TILED_THIN1; 96 else if (tiling_flags & RADEON_TILING_MICRO) 97 return ARRAY_1D_TILED_THIN1; 98 else 99 return ARRAY_LINEAR_GENERAL; 100 } 101 102 static u32 evergreen_cs_get_num_banks(u32 nbanks) 103 { 104 switch (nbanks) { 105 case 2: 106 return ADDR_SURF_2_BANK; 107 case 4: 108 return ADDR_SURF_4_BANK; 109 case 8: 110 default: 111 return ADDR_SURF_8_BANK; 112 case 16: 113 return ADDR_SURF_16_BANK; 114 } 115 } 116 117 static void evergreen_cs_track_init(struct evergreen_cs_track *track) 118 { 119 int i; 120 121 for (i = 0; i < 8; i++) { 122 track->cb_color_fmask_bo[i] = NULL; 123 track->cb_color_cmask_bo[i] = NULL; 124 track->cb_color_cmask_slice[i] = 0; 125 track->cb_color_fmask_slice[i] = 0; 126 } 127 128 for (i = 0; i < 12; i++) { 129 track->cb_color_bo[i] = NULL; 130 track->cb_color_bo_offset[i] = 0xFFFFFFFF; 131 track->cb_color_info[i] = 0; 132 track->cb_color_view[i] = 0xFFFFFFFF; 133 track->cb_color_pitch[i] = 0; 134 track->cb_color_slice[i] = 0xfffffff; 135 track->cb_color_slice_idx[i] = 0; 136 } 137 track->cb_target_mask = 0xFFFFFFFF; 138 track->cb_shader_mask = 0xFFFFFFFF; 139 track->cb_dirty = true; 140 141 track->db_depth_slice = 0xffffffff; 142 track->db_depth_view = 0xFFFFC000; 143 track->db_depth_size = 0xFFFFFFFF; 144 track->db_depth_control = 0xFFFFFFFF; 145 track->db_z_info = 0xFFFFFFFF; 146 track->db_z_read_offset = 0xFFFFFFFF; 147 track->db_z_write_offset = 0xFFFFFFFF; 148 track->db_z_read_bo = NULL; 149 track->db_z_write_bo = NULL; 150 track->db_s_info = 0xFFFFFFFF; 151 track->db_s_read_offset = 0xFFFFFFFF; 152 track->db_s_write_offset = 0xFFFFFFFF; 153 track->db_s_read_bo = NULL; 154 track->db_s_write_bo = NULL; 155 track->db_dirty = true; 156 track->htile_bo = NULL; 157 track->htile_offset = 0xFFFFFFFF; 158 track->htile_surface = 0; 159 160 for (i = 0; i < 4; i++) { 161 track->vgt_strmout_size[i] = 0; 162 track->vgt_strmout_bo[i] = NULL; 163 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF; 164 } 165 track->streamout_dirty = true; 166 track->sx_misc_kill_all_prims = false; 167 } 168 169 struct eg_surface { 170 /* value gathered from cs */ 171 unsigned nbx; 172 unsigned nby; 173 unsigned format; 174 unsigned mode; 175 unsigned nbanks; 176 unsigned bankw; 177 unsigned bankh; 178 unsigned tsplit; 179 unsigned mtilea; 180 unsigned nsamples; 181 /* output value */ 182 unsigned bpe; 183 unsigned layer_size; 184 unsigned palign; 185 unsigned halign; 186 unsigned long base_align; 187 }; 188 189 static int evergreen_surface_check_linear(struct radeon_cs_parser *p, 190 struct eg_surface *surf, 191 const char *prefix) 192 { 193 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 194 surf->base_align = surf->bpe; 195 surf->palign = 1; 196 surf->halign = 1; 197 return 0; 198 } 199 200 static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p, 201 struct eg_surface *surf, 202 const char *prefix) 203 { 204 struct evergreen_cs_track *track = p->track; 205 unsigned palign; 206 207 palign = MAX(64, track->group_size / surf->bpe); 208 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples; 209 surf->base_align = track->group_size; 210 surf->palign = palign; 211 surf->halign = 1; 212 if (surf->nbx & (palign - 1)) { 213 if (prefix) { 214 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 215 __func__, __LINE__, prefix, surf->nbx, palign); 216 } 217 return -EINVAL; 218 } 219 return 0; 220 } 221 222 static int evergreen_surface_check_1d(struct radeon_cs_parser *p, 223 struct eg_surface *surf, 224 const char *prefix) 225 { 226 struct evergreen_cs_track *track = p->track; 227 unsigned palign; 228 229 palign = track->group_size / (8 * surf->bpe * surf->nsamples); 230 palign = MAX(8, palign); 231 surf->layer_size = surf->nbx * surf->nby * surf->bpe; 232 surf->base_align = track->group_size; 233 surf->palign = palign; 234 surf->halign = 8; 235 if ((surf->nbx & (palign - 1))) { 236 if (prefix) { 237 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n", 238 __func__, __LINE__, prefix, surf->nbx, palign, 239 track->group_size, surf->bpe, surf->nsamples); 240 } 241 return -EINVAL; 242 } 243 if ((surf->nby & (8 - 1))) { 244 if (prefix) { 245 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n", 246 __func__, __LINE__, prefix, surf->nby); 247 } 248 return -EINVAL; 249 } 250 return 0; 251 } 252 253 static int evergreen_surface_check_2d(struct radeon_cs_parser *p, 254 struct eg_surface *surf, 255 const char *prefix) 256 { 257 struct evergreen_cs_track *track = p->track; 258 unsigned palign, halign, tileb, slice_pt; 259 unsigned mtile_pr, mtile_ps, mtileb; 260 261 tileb = 64 * surf->bpe * surf->nsamples; 262 slice_pt = 1; 263 if (tileb > surf->tsplit) { 264 slice_pt = tileb / surf->tsplit; 265 } 266 tileb = tileb / slice_pt; 267 /* macro tile width & height */ 268 palign = (8 * surf->bankw * track->npipes) * surf->mtilea; 269 halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea; 270 mtileb = (palign / 8) * (halign / 8) * tileb; 271 mtile_pr = surf->nbx / palign; 272 mtile_ps = (mtile_pr * surf->nby) / halign; 273 surf->layer_size = mtile_ps * mtileb * slice_pt; 274 surf->base_align = (palign / 8) * (halign / 8) * tileb; 275 surf->palign = palign; 276 surf->halign = halign; 277 278 if ((surf->nbx & (palign - 1))) { 279 if (prefix) { 280 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n", 281 __func__, __LINE__, prefix, surf->nbx, palign); 282 } 283 return -EINVAL; 284 } 285 if ((surf->nby & (halign - 1))) { 286 if (prefix) { 287 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n", 288 __func__, __LINE__, prefix, surf->nby, halign); 289 } 290 return -EINVAL; 291 } 292 293 return 0; 294 } 295 296 static int evergreen_surface_check(struct radeon_cs_parser *p, 297 struct eg_surface *surf, 298 const char *prefix) 299 { 300 /* some common value computed here */ 301 surf->bpe = r600_fmt_get_blocksize(surf->format); 302 303 switch (surf->mode) { 304 case ARRAY_LINEAR_GENERAL: 305 return evergreen_surface_check_linear(p, surf, prefix); 306 case ARRAY_LINEAR_ALIGNED: 307 return evergreen_surface_check_linear_aligned(p, surf, prefix); 308 case ARRAY_1D_TILED_THIN1: 309 return evergreen_surface_check_1d(p, surf, prefix); 310 case ARRAY_2D_TILED_THIN1: 311 return evergreen_surface_check_2d(p, surf, prefix); 312 default: 313 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 314 __func__, __LINE__, prefix, surf->mode); 315 return -EINVAL; 316 } 317 return -EINVAL; 318 } 319 320 static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p, 321 struct eg_surface *surf, 322 const char *prefix) 323 { 324 switch (surf->mode) { 325 case ARRAY_2D_TILED_THIN1: 326 break; 327 case ARRAY_LINEAR_GENERAL: 328 case ARRAY_LINEAR_ALIGNED: 329 case ARRAY_1D_TILED_THIN1: 330 return 0; 331 default: 332 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n", 333 __func__, __LINE__, prefix, surf->mode); 334 return -EINVAL; 335 } 336 337 switch (surf->nbanks) { 338 case 0: surf->nbanks = 2; break; 339 case 1: surf->nbanks = 4; break; 340 case 2: surf->nbanks = 8; break; 341 case 3: surf->nbanks = 16; break; 342 default: 343 dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n", 344 __func__, __LINE__, prefix, surf->nbanks); 345 return -EINVAL; 346 } 347 switch (surf->bankw) { 348 case 0: surf->bankw = 1; break; 349 case 1: surf->bankw = 2; break; 350 case 2: surf->bankw = 4; break; 351 case 3: surf->bankw = 8; break; 352 default: 353 dev_warn(p->dev, "%s:%d %s invalid bankw %d\n", 354 __func__, __LINE__, prefix, surf->bankw); 355 return -EINVAL; 356 } 357 switch (surf->bankh) { 358 case 0: surf->bankh = 1; break; 359 case 1: surf->bankh = 2; break; 360 case 2: surf->bankh = 4; break; 361 case 3: surf->bankh = 8; break; 362 default: 363 dev_warn(p->dev, "%s:%d %s invalid bankh %d\n", 364 __func__, __LINE__, prefix, surf->bankh); 365 return -EINVAL; 366 } 367 switch (surf->mtilea) { 368 case 0: surf->mtilea = 1; break; 369 case 1: surf->mtilea = 2; break; 370 case 2: surf->mtilea = 4; break; 371 case 3: surf->mtilea = 8; break; 372 default: 373 dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n", 374 __func__, __LINE__, prefix, surf->mtilea); 375 return -EINVAL; 376 } 377 switch (surf->tsplit) { 378 case 0: surf->tsplit = 64; break; 379 case 1: surf->tsplit = 128; break; 380 case 2: surf->tsplit = 256; break; 381 case 3: surf->tsplit = 512; break; 382 case 4: surf->tsplit = 1024; break; 383 case 5: surf->tsplit = 2048; break; 384 case 6: surf->tsplit = 4096; break; 385 default: 386 dev_warn(p->dev, "%s:%d %s invalid tile split %d\n", 387 __func__, __LINE__, prefix, surf->tsplit); 388 return -EINVAL; 389 } 390 return 0; 391 } 392 393 static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id) 394 { 395 struct evergreen_cs_track *track = p->track; 396 struct eg_surface surf; 397 unsigned pitch, slice, mslice; 398 unsigned long offset; 399 int r; 400 401 mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1; 402 pitch = track->cb_color_pitch[id]; 403 slice = track->cb_color_slice[id]; 404 surf.nbx = (pitch + 1) * 8; 405 surf.nby = ((slice + 1) * 64) / surf.nbx; 406 surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]); 407 surf.format = G_028C70_FORMAT(track->cb_color_info[id]); 408 surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]); 409 surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]); 410 surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]); 411 surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]); 412 surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]); 413 surf.nsamples = 1; 414 415 if (!r600_fmt_is_valid_color(surf.format)) { 416 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n", 417 __func__, __LINE__, surf.format, 418 id, track->cb_color_info[id]); 419 return -EINVAL; 420 } 421 422 r = evergreen_surface_value_conv_check(p, &surf, "cb"); 423 if (r) { 424 return r; 425 } 426 427 r = evergreen_surface_check(p, &surf, "cb"); 428 if (r) { 429 dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 430 __func__, __LINE__, id, track->cb_color_pitch[id], 431 track->cb_color_slice[id], track->cb_color_attrib[id], 432 track->cb_color_info[id]); 433 return r; 434 } 435 436 offset = track->cb_color_bo_offset[id] << 8; 437 if (offset & (surf.base_align - 1)) { 438 dev_warn(p->dev, "%s:%d cb[%d] bo base %ld not aligned with %ld\n", 439 __func__, __LINE__, id, offset, surf.base_align); 440 return -EINVAL; 441 } 442 443 offset += surf.layer_size * mslice; 444 if (offset > radeon_bo_size(track->cb_color_bo[id])) { 445 /* old ddx are broken they allocate bo with w*h*bpp but 446 * program slice with ALIGN(h, 8), catch this and patch 447 * command stream. 448 */ 449 if (!surf.mode) { 450 volatile u32 *ib = p->ib.ptr; 451 unsigned long tmp, nby, bsize, size, min = 0; 452 453 /* find the height the ddx wants */ 454 if (surf.nby > 8) { 455 min = surf.nby - 8; 456 } 457 bsize = radeon_bo_size(track->cb_color_bo[id]); 458 tmp = track->cb_color_bo_offset[id] << 8; 459 for (nby = surf.nby; nby > min; nby--) { 460 size = nby * surf.nbx * surf.bpe * surf.nsamples; 461 if ((tmp + size * mslice) <= bsize) { 462 break; 463 } 464 } 465 if (nby > min) { 466 surf.nby = nby; 467 slice = ((nby * surf.nbx) / 64) - 1; 468 if (!evergreen_surface_check(p, &surf, "cb")) { 469 /* check if this one works */ 470 tmp += surf.layer_size * mslice; 471 if (tmp <= bsize) { 472 ib[track->cb_color_slice_idx[id]] = slice; 473 goto old_ddx_ok; 474 } 475 } 476 } 477 } 478 dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, " 479 "offset %d, max layer %d, bo size %ld, slice %d)\n", 480 __func__, __LINE__, id, surf.layer_size, 481 track->cb_color_bo_offset[id] << 8, mslice, 482 radeon_bo_size(track->cb_color_bo[id]), slice); 483 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 484 __func__, __LINE__, surf.nbx, surf.nby, 485 surf.mode, surf.bpe, surf.nsamples, 486 surf.bankw, surf.bankh, 487 surf.tsplit, surf.mtilea); 488 return -EINVAL; 489 } 490 old_ddx_ok: 491 492 return 0; 493 } 494 495 static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p, 496 unsigned nbx, unsigned nby) 497 { 498 struct evergreen_cs_track *track = p->track; 499 unsigned long size; 500 501 if (track->htile_bo == NULL) { 502 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n", 503 __func__, __LINE__, track->db_z_info); 504 return -EINVAL; 505 } 506 507 if (G_028ABC_LINEAR(track->htile_surface)) { 508 /* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */ 509 nbx = round_up(nbx, 16 * 8); 510 /* height is npipes htiles aligned == npipes * 8 pixel aligned */ 511 nby = round_up(nby, track->npipes * 8); 512 } else { 513 /* always assume 8x8 htile */ 514 /* align is htile align * 8, htile align vary according to 515 * number of pipe and tile width and nby 516 */ 517 switch (track->npipes) { 518 case 8: 519 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 520 nbx = round_up(nbx, 64 * 8); 521 nby = round_up(nby, 64 * 8); 522 break; 523 case 4: 524 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 525 nbx = round_up(nbx, 64 * 8); 526 nby = round_up(nby, 32 * 8); 527 break; 528 case 2: 529 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 530 nbx = round_up(nbx, 32 * 8); 531 nby = round_up(nby, 32 * 8); 532 break; 533 case 1: 534 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 535 nbx = round_up(nbx, 32 * 8); 536 nby = round_up(nby, 16 * 8); 537 break; 538 default: 539 dev_warn(p->dev, "%s:%d invalid num pipes %d\n", 540 __func__, __LINE__, track->npipes); 541 return -EINVAL; 542 } 543 } 544 /* compute number of htile */ 545 nbx = nbx >> 3; 546 nby = nby >> 3; 547 /* size must be aligned on npipes * 2K boundary */ 548 size = roundup(nbx * nby * 4, track->npipes * (2 << 10)); 549 size += track->htile_offset; 550 551 if (size > radeon_bo_size(track->htile_bo)) { 552 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n", 553 __func__, __LINE__, radeon_bo_size(track->htile_bo), 554 size, nbx, nby); 555 return -EINVAL; 556 } 557 return 0; 558 } 559 560 static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p) 561 { 562 struct evergreen_cs_track *track = p->track; 563 struct eg_surface surf; 564 unsigned pitch, slice, mslice; 565 unsigned long offset; 566 int r; 567 568 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 569 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 570 slice = track->db_depth_slice; 571 surf.nbx = (pitch + 1) * 8; 572 surf.nby = ((slice + 1) * 64) / surf.nbx; 573 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 574 surf.format = G_028044_FORMAT(track->db_s_info); 575 surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info); 576 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 577 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 578 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 579 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 580 surf.nsamples = 1; 581 582 if (surf.format != 1) { 583 dev_warn(p->dev, "%s:%d stencil invalid format %d\n", 584 __func__, __LINE__, surf.format); 585 return -EINVAL; 586 } 587 /* replace by color format so we can use same code */ 588 surf.format = V_028C70_COLOR_8; 589 590 r = evergreen_surface_value_conv_check(p, &surf, "stencil"); 591 if (r) { 592 return r; 593 } 594 595 r = evergreen_surface_check(p, &surf, NULL); 596 if (r) { 597 /* old userspace doesn't compute proper depth/stencil alignment 598 * check that alignment against a bigger byte per elements and 599 * only report if that alignment is wrong too. 600 */ 601 surf.format = V_028C70_COLOR_8_8_8_8; 602 r = evergreen_surface_check(p, &surf, "stencil"); 603 if (r) { 604 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 605 __func__, __LINE__, track->db_depth_size, 606 track->db_depth_slice, track->db_s_info, track->db_z_info); 607 } 608 return r; 609 } 610 611 offset = track->db_s_read_offset << 8; 612 if (offset & (surf.base_align - 1)) { 613 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 614 __func__, __LINE__, offset, surf.base_align); 615 return -EINVAL; 616 } 617 offset += surf.layer_size * mslice; 618 if (offset > radeon_bo_size(track->db_s_read_bo)) { 619 dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, " 620 "offset %ld, max layer %d, bo size %ld)\n", 621 __func__, __LINE__, surf.layer_size, 622 (unsigned long)track->db_s_read_offset << 8, mslice, 623 radeon_bo_size(track->db_s_read_bo)); 624 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n", 625 __func__, __LINE__, track->db_depth_size, 626 track->db_depth_slice, track->db_s_info, track->db_z_info); 627 return -EINVAL; 628 } 629 630 offset = track->db_s_write_offset << 8; 631 if (offset & (surf.base_align - 1)) { 632 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 633 __func__, __LINE__, offset, surf.base_align); 634 return -EINVAL; 635 } 636 offset += surf.layer_size * mslice; 637 if (offset > radeon_bo_size(track->db_s_write_bo)) { 638 dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, " 639 "offset %ld, max layer %d, bo size %ld)\n", 640 __func__, __LINE__, surf.layer_size, 641 (unsigned long)track->db_s_write_offset << 8, mslice, 642 radeon_bo_size(track->db_s_write_bo)); 643 return -EINVAL; 644 } 645 646 /* hyperz */ 647 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 648 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 649 if (r) { 650 return r; 651 } 652 } 653 654 return 0; 655 } 656 657 static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p) 658 { 659 struct evergreen_cs_track *track = p->track; 660 struct eg_surface surf; 661 unsigned pitch, slice, mslice; 662 unsigned long offset; 663 int r; 664 665 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1; 666 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size); 667 slice = track->db_depth_slice; 668 surf.nbx = (pitch + 1) * 8; 669 surf.nby = ((slice + 1) * 64) / surf.nbx; 670 surf.mode = G_028040_ARRAY_MODE(track->db_z_info); 671 surf.format = G_028040_FORMAT(track->db_z_info); 672 surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info); 673 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info); 674 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info); 675 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info); 676 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info); 677 surf.nsamples = 1; 678 679 switch (surf.format) { 680 case V_028040_Z_16: 681 surf.format = V_028C70_COLOR_16; 682 break; 683 case V_028040_Z_24: 684 case V_028040_Z_32_FLOAT: 685 surf.format = V_028C70_COLOR_8_8_8_8; 686 break; 687 default: 688 dev_warn(p->dev, "%s:%d depth invalid format %d\n", 689 __func__, __LINE__, surf.format); 690 return -EINVAL; 691 } 692 693 r = evergreen_surface_value_conv_check(p, &surf, "depth"); 694 if (r) { 695 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 696 __func__, __LINE__, track->db_depth_size, 697 track->db_depth_slice, track->db_z_info); 698 return r; 699 } 700 701 r = evergreen_surface_check(p, &surf, "depth"); 702 if (r) { 703 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n", 704 __func__, __LINE__, track->db_depth_size, 705 track->db_depth_slice, track->db_z_info); 706 return r; 707 } 708 709 offset = track->db_z_read_offset << 8; 710 if (offset & (surf.base_align - 1)) { 711 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n", 712 __func__, __LINE__, offset, surf.base_align); 713 return -EINVAL; 714 } 715 offset += surf.layer_size * mslice; 716 if (offset > radeon_bo_size(track->db_z_read_bo)) { 717 dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, " 718 "offset %ld, max layer %d, bo size %ld)\n", 719 __func__, __LINE__, surf.layer_size, 720 (unsigned long)track->db_z_read_offset << 8, mslice, 721 radeon_bo_size(track->db_z_read_bo)); 722 return -EINVAL; 723 } 724 725 offset = track->db_z_write_offset << 8; 726 if (offset & (surf.base_align - 1)) { 727 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n", 728 __func__, __LINE__, offset, surf.base_align); 729 return -EINVAL; 730 } 731 offset += surf.layer_size * mslice; 732 if (offset > radeon_bo_size(track->db_z_write_bo)) { 733 dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, " 734 "offset %ld, max layer %d, bo size %ld)\n", 735 __func__, __LINE__, surf.layer_size, 736 (unsigned long)track->db_z_write_offset << 8, mslice, 737 radeon_bo_size(track->db_z_write_bo)); 738 return -EINVAL; 739 } 740 741 /* hyperz */ 742 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) { 743 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby); 744 if (r) { 745 return r; 746 } 747 } 748 749 return 0; 750 } 751 752 static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p, 753 struct radeon_bo *texture, 754 struct radeon_bo *mipmap, 755 unsigned idx) 756 { 757 struct eg_surface surf; 758 unsigned long toffset, moffset; 759 unsigned dim, llevel, mslice, width, height, depth, i; 760 u32 texdw[8]; 761 int r; 762 763 texdw[0] = radeon_get_ib_value(p, idx + 0); 764 texdw[1] = radeon_get_ib_value(p, idx + 1); 765 texdw[2] = radeon_get_ib_value(p, idx + 2); 766 texdw[3] = radeon_get_ib_value(p, idx + 3); 767 texdw[4] = radeon_get_ib_value(p, idx + 4); 768 texdw[5] = radeon_get_ib_value(p, idx + 5); 769 texdw[6] = radeon_get_ib_value(p, idx + 6); 770 texdw[7] = radeon_get_ib_value(p, idx + 7); 771 dim = G_030000_DIM(texdw[0]); 772 llevel = G_030014_LAST_LEVEL(texdw[5]); 773 mslice = G_030014_LAST_ARRAY(texdw[5]) + 1; 774 width = G_030000_TEX_WIDTH(texdw[0]) + 1; 775 height = G_030004_TEX_HEIGHT(texdw[1]) + 1; 776 depth = G_030004_TEX_DEPTH(texdw[1]) + 1; 777 surf.format = G_03001C_DATA_FORMAT(texdw[7]); 778 surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8; 779 surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx); 780 surf.nby = r600_fmt_get_nblocksy(surf.format, height); 781 surf.mode = G_030004_ARRAY_MODE(texdw[1]); 782 surf.tsplit = G_030018_TILE_SPLIT(texdw[6]); 783 surf.nbanks = G_03001C_NUM_BANKS(texdw[7]); 784 surf.bankw = G_03001C_BANK_WIDTH(texdw[7]); 785 surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]); 786 surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]); 787 surf.nsamples = 1; 788 toffset = texdw[2] << 8; 789 moffset = texdw[3] << 8; 790 791 if (!r600_fmt_is_valid_texture(surf.format, p->family)) { 792 dev_warn(p->dev, "%s:%d texture invalid format %d\n", 793 __func__, __LINE__, surf.format); 794 return -EINVAL; 795 } 796 switch (dim) { 797 case V_030000_SQ_TEX_DIM_1D: 798 case V_030000_SQ_TEX_DIM_2D: 799 case V_030000_SQ_TEX_DIM_CUBEMAP: 800 case V_030000_SQ_TEX_DIM_1D_ARRAY: 801 case V_030000_SQ_TEX_DIM_2D_ARRAY: 802 depth = 1; 803 break; 804 case V_030000_SQ_TEX_DIM_2D_MSAA: 805 case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA: 806 surf.nsamples = 1 << llevel; 807 llevel = 0; 808 depth = 1; 809 break; 810 case V_030000_SQ_TEX_DIM_3D: 811 break; 812 default: 813 dev_warn(p->dev, "%s:%d texture invalid dimension %d\n", 814 __func__, __LINE__, dim); 815 return -EINVAL; 816 } 817 818 r = evergreen_surface_value_conv_check(p, &surf, "texture"); 819 if (r) { 820 return r; 821 } 822 823 /* align height */ 824 evergreen_surface_check(p, &surf, NULL); 825 surf.nby = roundup(surf.nby, surf.halign); 826 827 r = evergreen_surface_check(p, &surf, "texture"); 828 if (r) { 829 dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", 830 __func__, __LINE__, texdw[0], texdw[1], texdw[4], 831 texdw[5], texdw[6], texdw[7]); 832 return r; 833 } 834 835 /* check texture size */ 836 if (toffset & (surf.base_align - 1)) { 837 dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n", 838 __func__, __LINE__, toffset, surf.base_align); 839 return -EINVAL; 840 } 841 if (moffset & (surf.base_align - 1)) { 842 dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n", 843 __func__, __LINE__, moffset, surf.base_align); 844 return -EINVAL; 845 } 846 if (dim == SQ_TEX_DIM_3D) { 847 toffset += surf.layer_size * depth; 848 } else { 849 toffset += surf.layer_size * mslice; 850 } 851 if (toffset > radeon_bo_size(texture)) { 852 dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, " 853 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n", 854 __func__, __LINE__, surf.layer_size, 855 (unsigned long)texdw[2] << 8, mslice, 856 depth, radeon_bo_size(texture), 857 surf.nbx, surf.nby); 858 return -EINVAL; 859 } 860 861 if (!mipmap) { 862 if (llevel) { 863 dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n", 864 __func__, __LINE__); 865 return -EINVAL; 866 } else { 867 return 0; /* everything's ok */ 868 } 869 } 870 871 /* check mipmap size */ 872 for (i = 1; i <= llevel; i++) { 873 unsigned w, h, d; 874 875 w = r600_mip_minify(width, i); 876 h = r600_mip_minify(height, i); 877 d = r600_mip_minify(depth, i); 878 surf.nbx = r600_fmt_get_nblocksx(surf.format, w); 879 surf.nby = r600_fmt_get_nblocksy(surf.format, h); 880 881 switch (surf.mode) { 882 case ARRAY_2D_TILED_THIN1: 883 if (surf.nbx < surf.palign || surf.nby < surf.halign) { 884 surf.mode = ARRAY_1D_TILED_THIN1; 885 } 886 /* recompute alignment */ 887 evergreen_surface_check(p, &surf, NULL); 888 break; 889 case ARRAY_LINEAR_GENERAL: 890 case ARRAY_LINEAR_ALIGNED: 891 case ARRAY_1D_TILED_THIN1: 892 break; 893 default: 894 dev_warn(p->dev, "%s:%d invalid array mode %d\n", 895 __func__, __LINE__, surf.mode); 896 return -EINVAL; 897 } 898 surf.nbx = roundup(surf.nbx, surf.palign); 899 surf.nby = roundup(surf.nby, surf.halign); 900 901 r = evergreen_surface_check(p, &surf, "mipmap"); 902 if (r) { 903 return r; 904 } 905 906 if (dim == SQ_TEX_DIM_3D) { 907 moffset += surf.layer_size * d; 908 } else { 909 moffset += surf.layer_size * mslice; 910 } 911 if (moffset > radeon_bo_size(mipmap)) { 912 dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, " 913 "offset %ld, coffset %ld, max layer %d, depth %d, " 914 "bo size %ld) level0 (%d %d %d)\n", 915 __func__, __LINE__, i, surf.layer_size, 916 (unsigned long)texdw[3] << 8, moffset, mslice, 917 d, radeon_bo_size(mipmap), 918 width, height, depth); 919 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n", 920 __func__, __LINE__, surf.nbx, surf.nby, 921 surf.mode, surf.bpe, surf.nsamples, 922 surf.bankw, surf.bankh, 923 surf.tsplit, surf.mtilea); 924 return -EINVAL; 925 } 926 } 927 928 return 0; 929 } 930 931 static int evergreen_cs_track_check(struct radeon_cs_parser *p) 932 { 933 struct evergreen_cs_track *track = p->track; 934 unsigned tmp, i; 935 int r; 936 unsigned buffer_mask = 0; 937 938 /* check streamout */ 939 if (track->streamout_dirty && track->vgt_strmout_config) { 940 for (i = 0; i < 4; i++) { 941 if (track->vgt_strmout_config & (1 << i)) { 942 buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf; 943 } 944 } 945 946 for (i = 0; i < 4; i++) { 947 if (buffer_mask & (1 << i)) { 948 if (track->vgt_strmout_bo[i]) { 949 u64 offset = (u64)track->vgt_strmout_bo_offset[i] + 950 (u64)track->vgt_strmout_size[i]; 951 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) { 952 DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n", 953 i, offset, 954 radeon_bo_size(track->vgt_strmout_bo[i])); 955 return -EINVAL; 956 } 957 } else { 958 dev_warn(p->dev, "No buffer for streamout %d\n", i); 959 return -EINVAL; 960 } 961 } 962 } 963 track->streamout_dirty = false; 964 } 965 966 if (track->sx_misc_kill_all_prims) 967 return 0; 968 969 /* check that we have a cb for each enabled target 970 */ 971 if (track->cb_dirty) { 972 tmp = track->cb_target_mask; 973 for (i = 0; i < 8; i++) { 974 u32 format = G_028C70_FORMAT(track->cb_color_info[i]); 975 976 if (format != V_028C70_COLOR_INVALID && 977 (tmp >> (i * 4)) & 0xF) { 978 /* at least one component is enabled */ 979 if (track->cb_color_bo[i] == NULL) { 980 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n", 981 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i); 982 return -EINVAL; 983 } 984 /* check cb */ 985 r = evergreen_cs_track_validate_cb(p, i); 986 if (r) { 987 return r; 988 } 989 } 990 } 991 track->cb_dirty = false; 992 } 993 994 if (track->db_dirty) { 995 /* Check stencil buffer */ 996 if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID && 997 G_028800_STENCIL_ENABLE(track->db_depth_control)) { 998 r = evergreen_cs_track_validate_stencil(p); 999 if (r) 1000 return r; 1001 } 1002 /* Check depth buffer */ 1003 if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID && 1004 G_028800_Z_ENABLE(track->db_depth_control)) { 1005 r = evergreen_cs_track_validate_depth(p); 1006 if (r) 1007 return r; 1008 } 1009 track->db_dirty = false; 1010 } 1011 1012 return 0; 1013 } 1014 1015 /** 1016 * evergreen_cs_packet_parse() - parse cp packet and point ib index to next packet 1017 * @parser: parser structure holding parsing context. 1018 * @pkt: where to store packet informations 1019 * 1020 * Assume that chunk_ib_index is properly set. Will return -EINVAL 1021 * if packet is bigger than remaining ib size. or if packets is unknown. 1022 **/ 1023 static int evergreen_cs_packet_parse(struct radeon_cs_parser *p, 1024 struct radeon_cs_packet *pkt, 1025 unsigned idx) 1026 { 1027 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; 1028 uint32_t header; 1029 1030 if (idx >= ib_chunk->length_dw) { 1031 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 1032 idx, ib_chunk->length_dw); 1033 return -EINVAL; 1034 } 1035 header = radeon_get_ib_value(p, idx); 1036 pkt->idx = idx; 1037 pkt->type = CP_PACKET_GET_TYPE(header); 1038 pkt->count = CP_PACKET_GET_COUNT(header); 1039 pkt->one_reg_wr = 0; 1040 switch (pkt->type) { 1041 case PACKET_TYPE0: 1042 pkt->reg = CP_PACKET0_GET_REG(header); 1043 break; 1044 case PACKET_TYPE3: 1045 pkt->opcode = CP_PACKET3_GET_OPCODE(header); 1046 break; 1047 case PACKET_TYPE2: 1048 pkt->count = -1; 1049 break; 1050 default: 1051 DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx); 1052 return -EINVAL; 1053 } 1054 if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) { 1055 DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n", 1056 pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw); 1057 return -EINVAL; 1058 } 1059 return 0; 1060 } 1061 1062 /** 1063 * evergreen_cs_packet_next_reloc() - parse next packet which should be reloc packet3 1064 * @parser: parser structure holding parsing context. 1065 * @data: pointer to relocation data 1066 * @offset_start: starting offset 1067 * @offset_mask: offset mask (to align start offset on) 1068 * @reloc: reloc informations 1069 * 1070 * Check next packet is relocation packet3, do bo validation and compute 1071 * GPU offset using the provided start. 1072 **/ 1073 static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p, 1074 struct radeon_cs_reloc **cs_reloc) 1075 { 1076 struct radeon_cs_chunk *relocs_chunk; 1077 struct radeon_cs_packet p3reloc; 1078 unsigned idx; 1079 int r; 1080 1081 if (p->chunk_relocs_idx == -1) { 1082 DRM_ERROR("No relocation chunk !\n"); 1083 return -EINVAL; 1084 } 1085 *cs_reloc = NULL; 1086 relocs_chunk = &p->chunks[p->chunk_relocs_idx]; 1087 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx); 1088 if (r) { 1089 return r; 1090 } 1091 p->idx += p3reloc.count + 2; 1092 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { 1093 DRM_ERROR("No packet3 for relocation for packet at %d.\n", 1094 p3reloc.idx); 1095 return -EINVAL; 1096 } 1097 idx = radeon_get_ib_value(p, p3reloc.idx + 1); 1098 if (idx >= relocs_chunk->length_dw) { 1099 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", 1100 idx, relocs_chunk->length_dw); 1101 return -EINVAL; 1102 } 1103 /* FIXME: we assume reloc size is 4 dwords */ 1104 *cs_reloc = p->relocs_ptr[(idx / 4)]; 1105 return 0; 1106 } 1107 1108 /** 1109 * evergreen_cs_packet_next_is_pkt3_nop() - test if the next packet is NOP 1110 * @p: structure holding the parser context. 1111 * 1112 * Check if the next packet is a relocation packet3. 1113 **/ 1114 static bool evergreen_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p) 1115 { 1116 struct radeon_cs_packet p3reloc; 1117 int r; 1118 1119 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx); 1120 if (r) { 1121 return false; 1122 } 1123 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) { 1124 return false; 1125 } 1126 return true; 1127 } 1128 1129 /** 1130 * evergreen_cs_packet_next_vline() - parse userspace VLINE packet 1131 * @parser: parser structure holding parsing context. 1132 * 1133 * Userspace sends a special sequence for VLINE waits. 1134 * PACKET0 - VLINE_START_END + value 1135 * PACKET3 - WAIT_REG_MEM poll vline status reg 1136 * RELOC (P3) - crtc_id in reloc. 1137 * 1138 * This function parses this and relocates the VLINE START END 1139 * and WAIT_REG_MEM packets to the correct crtc. 1140 * It also detects a switched off crtc and nulls out the 1141 * wait in that case. 1142 */ 1143 static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p) 1144 { 1145 struct drm_mode_object *obj; 1146 struct drm_crtc *crtc; 1147 struct radeon_crtc *radeon_crtc; 1148 struct radeon_cs_packet p3reloc, wait_reg_mem; 1149 int crtc_id; 1150 int r; 1151 uint32_t header, h_idx, reg, wait_reg_mem_info; 1152 volatile uint32_t *ib; 1153 1154 ib = p->ib.ptr; 1155 1156 /* parse the WAIT_REG_MEM */ 1157 r = evergreen_cs_packet_parse(p, &wait_reg_mem, p->idx); 1158 if (r) 1159 return r; 1160 1161 /* check its a WAIT_REG_MEM */ 1162 if (wait_reg_mem.type != PACKET_TYPE3 || 1163 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) { 1164 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n"); 1165 return -EINVAL; 1166 } 1167 1168 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1); 1169 /* bit 4 is reg (0) or mem (1) */ 1170 if (wait_reg_mem_info & 0x10) { 1171 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM rather than REG\n"); 1172 return -EINVAL; 1173 } 1174 /* waiting for value to be equal */ 1175 if ((wait_reg_mem_info & 0x7) != 0x3) { 1176 DRM_ERROR("vline WAIT_REG_MEM function not equal\n"); 1177 return -EINVAL; 1178 } 1179 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != EVERGREEN_VLINE_STATUS) { 1180 DRM_ERROR("vline WAIT_REG_MEM bad reg\n"); 1181 return -EINVAL; 1182 } 1183 1184 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != EVERGREEN_VLINE_STAT) { 1185 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n"); 1186 return -EINVAL; 1187 } 1188 1189 /* jump over the NOP */ 1190 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2); 1191 if (r) 1192 return r; 1193 1194 h_idx = p->idx - 2; 1195 p->idx += wait_reg_mem.count + 2; 1196 p->idx += p3reloc.count + 2; 1197 1198 header = radeon_get_ib_value(p, h_idx); 1199 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1); 1200 reg = CP_PACKET0_GET_REG(header); 1201 obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); 1202 if (!obj) { 1203 DRM_ERROR("cannot find crtc %d\n", crtc_id); 1204 return -EINVAL; 1205 } 1206 crtc = obj_to_crtc(obj); 1207 radeon_crtc = to_radeon_crtc(crtc); 1208 crtc_id = radeon_crtc->crtc_id; 1209 1210 if (!crtc->enabled) { 1211 /* if the CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */ 1212 ib[h_idx + 2] = PACKET2(0); 1213 ib[h_idx + 3] = PACKET2(0); 1214 ib[h_idx + 4] = PACKET2(0); 1215 ib[h_idx + 5] = PACKET2(0); 1216 ib[h_idx + 6] = PACKET2(0); 1217 ib[h_idx + 7] = PACKET2(0); 1218 ib[h_idx + 8] = PACKET2(0); 1219 } else { 1220 switch (reg) { 1221 case EVERGREEN_VLINE_START_END: 1222 header &= ~R600_CP_PACKET0_REG_MASK; 1223 header |= (EVERGREEN_VLINE_START_END + radeon_crtc->crtc_offset) >> 2; 1224 ib[h_idx] = header; 1225 ib[h_idx + 4] = (EVERGREEN_VLINE_STATUS + radeon_crtc->crtc_offset) >> 2; 1226 break; 1227 default: 1228 DRM_ERROR("unknown crtc reloc\n"); 1229 return -EINVAL; 1230 } 1231 } 1232 return 0; 1233 } 1234 1235 static int evergreen_packet0_check(struct radeon_cs_parser *p, 1236 struct radeon_cs_packet *pkt, 1237 unsigned idx, unsigned reg) 1238 { 1239 int r; 1240 1241 switch (reg) { 1242 case EVERGREEN_VLINE_START_END: 1243 r = evergreen_cs_packet_parse_vline(p); 1244 if (r) { 1245 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1246 idx, reg); 1247 return r; 1248 } 1249 break; 1250 default: 1251 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", 1252 reg, idx); 1253 return -EINVAL; 1254 } 1255 return 0; 1256 } 1257 1258 static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p, 1259 struct radeon_cs_packet *pkt) 1260 { 1261 unsigned reg, i; 1262 unsigned idx; 1263 int r; 1264 1265 idx = pkt->idx + 1; 1266 reg = pkt->reg; 1267 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) { 1268 r = evergreen_packet0_check(p, pkt, idx, reg); 1269 if (r) { 1270 return r; 1271 } 1272 } 1273 return 0; 1274 } 1275 1276 /** 1277 * evergreen_cs_check_reg() - check if register is authorized or not 1278 * @parser: parser structure holding parsing context 1279 * @reg: register we are testing 1280 * @idx: index into the cs buffer 1281 * 1282 * This function will test against evergreen_reg_safe_bm and return 0 1283 * if register is safe. If register is not flag as safe this function 1284 * will test it against a list of register needind special handling. 1285 */ 1286 static int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1287 { 1288 struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track; 1289 struct radeon_cs_reloc *reloc; 1290 u32 last_reg; 1291 u32 m, i, tmp, *ib; 1292 int r; 1293 1294 if (p->rdev->family >= CHIP_CAYMAN) 1295 last_reg = ARRAY_SIZE(cayman_reg_safe_bm); 1296 else 1297 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm); 1298 1299 i = (reg >> 7); 1300 if (i >= last_reg) { 1301 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1302 return -EINVAL; 1303 } 1304 m = 1 << ((reg >> 2) & 31); 1305 if (p->rdev->family >= CHIP_CAYMAN) { 1306 if (!(cayman_reg_safe_bm[i] & m)) 1307 return 0; 1308 } else { 1309 if (!(evergreen_reg_safe_bm[i] & m)) 1310 return 0; 1311 } 1312 ib = p->ib.ptr; 1313 switch (reg) { 1314 /* force following reg to 0 in an attempt to disable out buffer 1315 * which will need us to better understand how it works to perform 1316 * security check on it (Jerome) 1317 */ 1318 case SQ_ESGS_RING_SIZE: 1319 case SQ_GSVS_RING_SIZE: 1320 case SQ_ESTMP_RING_SIZE: 1321 case SQ_GSTMP_RING_SIZE: 1322 case SQ_HSTMP_RING_SIZE: 1323 case SQ_LSTMP_RING_SIZE: 1324 case SQ_PSTMP_RING_SIZE: 1325 case SQ_VSTMP_RING_SIZE: 1326 case SQ_ESGS_RING_ITEMSIZE: 1327 case SQ_ESTMP_RING_ITEMSIZE: 1328 case SQ_GSTMP_RING_ITEMSIZE: 1329 case SQ_GSVS_RING_ITEMSIZE: 1330 case SQ_GS_VERT_ITEMSIZE: 1331 case SQ_GS_VERT_ITEMSIZE_1: 1332 case SQ_GS_VERT_ITEMSIZE_2: 1333 case SQ_GS_VERT_ITEMSIZE_3: 1334 case SQ_GSVS_RING_OFFSET_1: 1335 case SQ_GSVS_RING_OFFSET_2: 1336 case SQ_GSVS_RING_OFFSET_3: 1337 case SQ_HSTMP_RING_ITEMSIZE: 1338 case SQ_LSTMP_RING_ITEMSIZE: 1339 case SQ_PSTMP_RING_ITEMSIZE: 1340 case SQ_VSTMP_RING_ITEMSIZE: 1341 case VGT_TF_RING_SIZE: 1342 /* get value to populate the IB don't remove */ 1343 /*tmp =radeon_get_ib_value(p, idx); 1344 ib[idx] = 0;*/ 1345 break; 1346 case SQ_ESGS_RING_BASE: 1347 case SQ_GSVS_RING_BASE: 1348 case SQ_ESTMP_RING_BASE: 1349 case SQ_GSTMP_RING_BASE: 1350 case SQ_HSTMP_RING_BASE: 1351 case SQ_LSTMP_RING_BASE: 1352 case SQ_PSTMP_RING_BASE: 1353 case SQ_VSTMP_RING_BASE: 1354 r = evergreen_cs_packet_next_reloc(p, &reloc); 1355 if (r) { 1356 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1357 "0x%04X\n", reg); 1358 return -EINVAL; 1359 } 1360 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1361 break; 1362 case DB_DEPTH_CONTROL: 1363 track->db_depth_control = radeon_get_ib_value(p, idx); 1364 track->db_dirty = true; 1365 break; 1366 case CAYMAN_DB_EQAA: 1367 if (p->rdev->family < CHIP_CAYMAN) { 1368 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1369 "0x%04X\n", reg); 1370 return -EINVAL; 1371 } 1372 break; 1373 case CAYMAN_DB_DEPTH_INFO: 1374 if (p->rdev->family < CHIP_CAYMAN) { 1375 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1376 "0x%04X\n", reg); 1377 return -EINVAL; 1378 } 1379 break; 1380 case DB_Z_INFO: 1381 track->db_z_info = radeon_get_ib_value(p, idx); 1382 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1383 r = evergreen_cs_packet_next_reloc(p, &reloc); 1384 if (r) { 1385 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1386 "0x%04X\n", reg); 1387 return -EINVAL; 1388 } 1389 ib[idx] &= ~Z_ARRAY_MODE(0xf); 1390 track->db_z_info &= ~Z_ARRAY_MODE(0xf); 1391 ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1392 track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1393 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1394 unsigned bankw, bankh, mtaspect, tile_split; 1395 1396 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1397 &bankw, &bankh, &mtaspect, 1398 &tile_split); 1399 ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1400 ib[idx] |= DB_TILE_SPLIT(tile_split) | 1401 DB_BANK_WIDTH(bankw) | 1402 DB_BANK_HEIGHT(bankh) | 1403 DB_MACRO_TILE_ASPECT(mtaspect); 1404 } 1405 } 1406 track->db_dirty = true; 1407 break; 1408 case DB_STENCIL_INFO: 1409 track->db_s_info = radeon_get_ib_value(p, idx); 1410 track->db_dirty = true; 1411 break; 1412 case DB_DEPTH_VIEW: 1413 track->db_depth_view = radeon_get_ib_value(p, idx); 1414 track->db_dirty = true; 1415 break; 1416 case DB_DEPTH_SIZE: 1417 track->db_depth_size = radeon_get_ib_value(p, idx); 1418 track->db_dirty = true; 1419 break; 1420 case R_02805C_DB_DEPTH_SLICE: 1421 track->db_depth_slice = radeon_get_ib_value(p, idx); 1422 track->db_dirty = true; 1423 break; 1424 case DB_Z_READ_BASE: 1425 r = evergreen_cs_packet_next_reloc(p, &reloc); 1426 if (r) { 1427 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1428 "0x%04X\n", reg); 1429 return -EINVAL; 1430 } 1431 track->db_z_read_offset = radeon_get_ib_value(p, idx); 1432 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1433 track->db_z_read_bo = reloc->robj; 1434 track->db_dirty = true; 1435 break; 1436 case DB_Z_WRITE_BASE: 1437 r = evergreen_cs_packet_next_reloc(p, &reloc); 1438 if (r) { 1439 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1440 "0x%04X\n", reg); 1441 return -EINVAL; 1442 } 1443 track->db_z_write_offset = radeon_get_ib_value(p, idx); 1444 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1445 track->db_z_write_bo = reloc->robj; 1446 track->db_dirty = true; 1447 break; 1448 case DB_STENCIL_READ_BASE: 1449 r = evergreen_cs_packet_next_reloc(p, &reloc); 1450 if (r) { 1451 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1452 "0x%04X\n", reg); 1453 return -EINVAL; 1454 } 1455 track->db_s_read_offset = radeon_get_ib_value(p, idx); 1456 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1457 track->db_s_read_bo = reloc->robj; 1458 track->db_dirty = true; 1459 break; 1460 case DB_STENCIL_WRITE_BASE: 1461 r = evergreen_cs_packet_next_reloc(p, &reloc); 1462 if (r) { 1463 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1464 "0x%04X\n", reg); 1465 return -EINVAL; 1466 } 1467 track->db_s_write_offset = radeon_get_ib_value(p, idx); 1468 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1469 track->db_s_write_bo = reloc->robj; 1470 track->db_dirty = true; 1471 break; 1472 case VGT_STRMOUT_CONFIG: 1473 track->vgt_strmout_config = radeon_get_ib_value(p, idx); 1474 track->streamout_dirty = true; 1475 break; 1476 case VGT_STRMOUT_BUFFER_CONFIG: 1477 track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx); 1478 track->streamout_dirty = true; 1479 break; 1480 case VGT_STRMOUT_BUFFER_BASE_0: 1481 case VGT_STRMOUT_BUFFER_BASE_1: 1482 case VGT_STRMOUT_BUFFER_BASE_2: 1483 case VGT_STRMOUT_BUFFER_BASE_3: 1484 r = evergreen_cs_packet_next_reloc(p, &reloc); 1485 if (r) { 1486 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1487 "0x%04X\n", reg); 1488 return -EINVAL; 1489 } 1490 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16; 1491 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1492 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1493 track->vgt_strmout_bo[tmp] = reloc->robj; 1494 track->streamout_dirty = true; 1495 break; 1496 case VGT_STRMOUT_BUFFER_SIZE_0: 1497 case VGT_STRMOUT_BUFFER_SIZE_1: 1498 case VGT_STRMOUT_BUFFER_SIZE_2: 1499 case VGT_STRMOUT_BUFFER_SIZE_3: 1500 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16; 1501 /* size in register is DWs, convert to bytes */ 1502 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4; 1503 track->streamout_dirty = true; 1504 break; 1505 case CP_COHER_BASE: 1506 r = evergreen_cs_packet_next_reloc(p, &reloc); 1507 if (r) { 1508 dev_warn(p->dev, "missing reloc for CP_COHER_BASE " 1509 "0x%04X\n", reg); 1510 return -EINVAL; 1511 } 1512 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1513 case CB_TARGET_MASK: 1514 track->cb_target_mask = radeon_get_ib_value(p, idx); 1515 track->cb_dirty = true; 1516 break; 1517 case CB_SHADER_MASK: 1518 track->cb_shader_mask = radeon_get_ib_value(p, idx); 1519 track->cb_dirty = true; 1520 break; 1521 case PA_SC_AA_CONFIG: 1522 if (p->rdev->family >= CHIP_CAYMAN) { 1523 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1524 "0x%04X\n", reg); 1525 return -EINVAL; 1526 } 1527 tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK; 1528 track->nsamples = 1 << tmp; 1529 break; 1530 case CAYMAN_PA_SC_AA_CONFIG: 1531 if (p->rdev->family < CHIP_CAYMAN) { 1532 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1533 "0x%04X\n", reg); 1534 return -EINVAL; 1535 } 1536 tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK; 1537 track->nsamples = 1 << tmp; 1538 break; 1539 case CB_COLOR0_VIEW: 1540 case CB_COLOR1_VIEW: 1541 case CB_COLOR2_VIEW: 1542 case CB_COLOR3_VIEW: 1543 case CB_COLOR4_VIEW: 1544 case CB_COLOR5_VIEW: 1545 case CB_COLOR6_VIEW: 1546 case CB_COLOR7_VIEW: 1547 tmp = (reg - CB_COLOR0_VIEW) / 0x3c; 1548 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1549 track->cb_dirty = true; 1550 break; 1551 case CB_COLOR8_VIEW: 1552 case CB_COLOR9_VIEW: 1553 case CB_COLOR10_VIEW: 1554 case CB_COLOR11_VIEW: 1555 tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8; 1556 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1557 track->cb_dirty = true; 1558 break; 1559 case CB_COLOR0_INFO: 1560 case CB_COLOR1_INFO: 1561 case CB_COLOR2_INFO: 1562 case CB_COLOR3_INFO: 1563 case CB_COLOR4_INFO: 1564 case CB_COLOR5_INFO: 1565 case CB_COLOR6_INFO: 1566 case CB_COLOR7_INFO: 1567 tmp = (reg - CB_COLOR0_INFO) / 0x3c; 1568 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1569 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1570 r = evergreen_cs_packet_next_reloc(p, &reloc); 1571 if (r) { 1572 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1573 "0x%04X\n", reg); 1574 return -EINVAL; 1575 } 1576 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1577 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1578 } 1579 track->cb_dirty = true; 1580 break; 1581 case CB_COLOR8_INFO: 1582 case CB_COLOR9_INFO: 1583 case CB_COLOR10_INFO: 1584 case CB_COLOR11_INFO: 1585 tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8; 1586 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1587 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1588 r = evergreen_cs_packet_next_reloc(p, &reloc); 1589 if (r) { 1590 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1591 "0x%04X\n", reg); 1592 return -EINVAL; 1593 } 1594 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1595 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 1596 } 1597 track->cb_dirty = true; 1598 break; 1599 case CB_COLOR0_PITCH: 1600 case CB_COLOR1_PITCH: 1601 case CB_COLOR2_PITCH: 1602 case CB_COLOR3_PITCH: 1603 case CB_COLOR4_PITCH: 1604 case CB_COLOR5_PITCH: 1605 case CB_COLOR6_PITCH: 1606 case CB_COLOR7_PITCH: 1607 tmp = (reg - CB_COLOR0_PITCH) / 0x3c; 1608 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1609 track->cb_dirty = true; 1610 break; 1611 case CB_COLOR8_PITCH: 1612 case CB_COLOR9_PITCH: 1613 case CB_COLOR10_PITCH: 1614 case CB_COLOR11_PITCH: 1615 tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8; 1616 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx); 1617 track->cb_dirty = true; 1618 break; 1619 case CB_COLOR0_SLICE: 1620 case CB_COLOR1_SLICE: 1621 case CB_COLOR2_SLICE: 1622 case CB_COLOR3_SLICE: 1623 case CB_COLOR4_SLICE: 1624 case CB_COLOR5_SLICE: 1625 case CB_COLOR6_SLICE: 1626 case CB_COLOR7_SLICE: 1627 tmp = (reg - CB_COLOR0_SLICE) / 0x3c; 1628 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1629 track->cb_color_slice_idx[tmp] = idx; 1630 track->cb_dirty = true; 1631 break; 1632 case CB_COLOR8_SLICE: 1633 case CB_COLOR9_SLICE: 1634 case CB_COLOR10_SLICE: 1635 case CB_COLOR11_SLICE: 1636 tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8; 1637 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx); 1638 track->cb_color_slice_idx[tmp] = idx; 1639 track->cb_dirty = true; 1640 break; 1641 case CB_COLOR0_ATTRIB: 1642 case CB_COLOR1_ATTRIB: 1643 case CB_COLOR2_ATTRIB: 1644 case CB_COLOR3_ATTRIB: 1645 case CB_COLOR4_ATTRIB: 1646 case CB_COLOR5_ATTRIB: 1647 case CB_COLOR6_ATTRIB: 1648 case CB_COLOR7_ATTRIB: 1649 r = evergreen_cs_packet_next_reloc(p, &reloc); 1650 if (r) { 1651 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1652 "0x%04X\n", reg); 1653 return -EINVAL; 1654 } 1655 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1656 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1657 unsigned bankw, bankh, mtaspect, tile_split; 1658 1659 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1660 &bankw, &bankh, &mtaspect, 1661 &tile_split); 1662 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1663 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1664 CB_BANK_WIDTH(bankw) | 1665 CB_BANK_HEIGHT(bankh) | 1666 CB_MACRO_TILE_ASPECT(mtaspect); 1667 } 1668 } 1669 tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c); 1670 track->cb_color_attrib[tmp] = ib[idx]; 1671 track->cb_dirty = true; 1672 break; 1673 case CB_COLOR8_ATTRIB: 1674 case CB_COLOR9_ATTRIB: 1675 case CB_COLOR10_ATTRIB: 1676 case CB_COLOR11_ATTRIB: 1677 r = evergreen_cs_packet_next_reloc(p, &reloc); 1678 if (r) { 1679 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1680 "0x%04X\n", reg); 1681 return -EINVAL; 1682 } 1683 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1684 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1685 unsigned bankw, bankh, mtaspect, tile_split; 1686 1687 evergreen_tiling_fields(reloc->lobj.tiling_flags, 1688 &bankw, &bankh, &mtaspect, 1689 &tile_split); 1690 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 1691 ib[idx] |= CB_TILE_SPLIT(tile_split) | 1692 CB_BANK_WIDTH(bankw) | 1693 CB_BANK_HEIGHT(bankh) | 1694 CB_MACRO_TILE_ASPECT(mtaspect); 1695 } 1696 } 1697 tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8; 1698 track->cb_color_attrib[tmp] = ib[idx]; 1699 track->cb_dirty = true; 1700 break; 1701 case CB_COLOR0_FMASK: 1702 case CB_COLOR1_FMASK: 1703 case CB_COLOR2_FMASK: 1704 case CB_COLOR3_FMASK: 1705 case CB_COLOR4_FMASK: 1706 case CB_COLOR5_FMASK: 1707 case CB_COLOR6_FMASK: 1708 case CB_COLOR7_FMASK: 1709 tmp = (reg - CB_COLOR0_FMASK) / 0x3c; 1710 r = evergreen_cs_packet_next_reloc(p, &reloc); 1711 if (r) { 1712 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1713 return -EINVAL; 1714 } 1715 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1716 track->cb_color_fmask_bo[tmp] = reloc->robj; 1717 break; 1718 case CB_COLOR0_CMASK: 1719 case CB_COLOR1_CMASK: 1720 case CB_COLOR2_CMASK: 1721 case CB_COLOR3_CMASK: 1722 case CB_COLOR4_CMASK: 1723 case CB_COLOR5_CMASK: 1724 case CB_COLOR6_CMASK: 1725 case CB_COLOR7_CMASK: 1726 tmp = (reg - CB_COLOR0_CMASK) / 0x3c; 1727 r = evergreen_cs_packet_next_reloc(p, &reloc); 1728 if (r) { 1729 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1730 return -EINVAL; 1731 } 1732 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1733 track->cb_color_cmask_bo[tmp] = reloc->robj; 1734 break; 1735 case CB_COLOR0_FMASK_SLICE: 1736 case CB_COLOR1_FMASK_SLICE: 1737 case CB_COLOR2_FMASK_SLICE: 1738 case CB_COLOR3_FMASK_SLICE: 1739 case CB_COLOR4_FMASK_SLICE: 1740 case CB_COLOR5_FMASK_SLICE: 1741 case CB_COLOR6_FMASK_SLICE: 1742 case CB_COLOR7_FMASK_SLICE: 1743 tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c; 1744 track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx); 1745 break; 1746 case CB_COLOR0_CMASK_SLICE: 1747 case CB_COLOR1_CMASK_SLICE: 1748 case CB_COLOR2_CMASK_SLICE: 1749 case CB_COLOR3_CMASK_SLICE: 1750 case CB_COLOR4_CMASK_SLICE: 1751 case CB_COLOR5_CMASK_SLICE: 1752 case CB_COLOR6_CMASK_SLICE: 1753 case CB_COLOR7_CMASK_SLICE: 1754 tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c; 1755 track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx); 1756 break; 1757 case CB_COLOR0_BASE: 1758 case CB_COLOR1_BASE: 1759 case CB_COLOR2_BASE: 1760 case CB_COLOR3_BASE: 1761 case CB_COLOR4_BASE: 1762 case CB_COLOR5_BASE: 1763 case CB_COLOR6_BASE: 1764 case CB_COLOR7_BASE: 1765 r = evergreen_cs_packet_next_reloc(p, &reloc); 1766 if (r) { 1767 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1768 "0x%04X\n", reg); 1769 return -EINVAL; 1770 } 1771 tmp = (reg - CB_COLOR0_BASE) / 0x3c; 1772 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1773 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1774 track->cb_color_bo[tmp] = reloc->robj; 1775 track->cb_dirty = true; 1776 break; 1777 case CB_COLOR8_BASE: 1778 case CB_COLOR9_BASE: 1779 case CB_COLOR10_BASE: 1780 case CB_COLOR11_BASE: 1781 r = evergreen_cs_packet_next_reloc(p, &reloc); 1782 if (r) { 1783 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1784 "0x%04X\n", reg); 1785 return -EINVAL; 1786 } 1787 tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8; 1788 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx); 1789 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1790 track->cb_color_bo[tmp] = reloc->robj; 1791 track->cb_dirty = true; 1792 break; 1793 case DB_HTILE_DATA_BASE: 1794 r = evergreen_cs_packet_next_reloc(p, &reloc); 1795 if (r) { 1796 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1797 "0x%04X\n", reg); 1798 return -EINVAL; 1799 } 1800 track->htile_offset = radeon_get_ib_value(p, idx); 1801 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1802 track->htile_bo = reloc->robj; 1803 track->db_dirty = true; 1804 break; 1805 case DB_HTILE_SURFACE: 1806 /* 8x8 only */ 1807 track->htile_surface = radeon_get_ib_value(p, idx); 1808 /* force 8x8 htile width and height */ 1809 ib[idx] |= 3; 1810 track->db_dirty = true; 1811 break; 1812 case CB_IMMED0_BASE: 1813 case CB_IMMED1_BASE: 1814 case CB_IMMED2_BASE: 1815 case CB_IMMED3_BASE: 1816 case CB_IMMED4_BASE: 1817 case CB_IMMED5_BASE: 1818 case CB_IMMED6_BASE: 1819 case CB_IMMED7_BASE: 1820 case CB_IMMED8_BASE: 1821 case CB_IMMED9_BASE: 1822 case CB_IMMED10_BASE: 1823 case CB_IMMED11_BASE: 1824 case SQ_PGM_START_FS: 1825 case SQ_PGM_START_ES: 1826 case SQ_PGM_START_VS: 1827 case SQ_PGM_START_GS: 1828 case SQ_PGM_START_PS: 1829 case SQ_PGM_START_HS: 1830 case SQ_PGM_START_LS: 1831 case SQ_CONST_MEM_BASE: 1832 case SQ_ALU_CONST_CACHE_GS_0: 1833 case SQ_ALU_CONST_CACHE_GS_1: 1834 case SQ_ALU_CONST_CACHE_GS_2: 1835 case SQ_ALU_CONST_CACHE_GS_3: 1836 case SQ_ALU_CONST_CACHE_GS_4: 1837 case SQ_ALU_CONST_CACHE_GS_5: 1838 case SQ_ALU_CONST_CACHE_GS_6: 1839 case SQ_ALU_CONST_CACHE_GS_7: 1840 case SQ_ALU_CONST_CACHE_GS_8: 1841 case SQ_ALU_CONST_CACHE_GS_9: 1842 case SQ_ALU_CONST_CACHE_GS_10: 1843 case SQ_ALU_CONST_CACHE_GS_11: 1844 case SQ_ALU_CONST_CACHE_GS_12: 1845 case SQ_ALU_CONST_CACHE_GS_13: 1846 case SQ_ALU_CONST_CACHE_GS_14: 1847 case SQ_ALU_CONST_CACHE_GS_15: 1848 case SQ_ALU_CONST_CACHE_PS_0: 1849 case SQ_ALU_CONST_CACHE_PS_1: 1850 case SQ_ALU_CONST_CACHE_PS_2: 1851 case SQ_ALU_CONST_CACHE_PS_3: 1852 case SQ_ALU_CONST_CACHE_PS_4: 1853 case SQ_ALU_CONST_CACHE_PS_5: 1854 case SQ_ALU_CONST_CACHE_PS_6: 1855 case SQ_ALU_CONST_CACHE_PS_7: 1856 case SQ_ALU_CONST_CACHE_PS_8: 1857 case SQ_ALU_CONST_CACHE_PS_9: 1858 case SQ_ALU_CONST_CACHE_PS_10: 1859 case SQ_ALU_CONST_CACHE_PS_11: 1860 case SQ_ALU_CONST_CACHE_PS_12: 1861 case SQ_ALU_CONST_CACHE_PS_13: 1862 case SQ_ALU_CONST_CACHE_PS_14: 1863 case SQ_ALU_CONST_CACHE_PS_15: 1864 case SQ_ALU_CONST_CACHE_VS_0: 1865 case SQ_ALU_CONST_CACHE_VS_1: 1866 case SQ_ALU_CONST_CACHE_VS_2: 1867 case SQ_ALU_CONST_CACHE_VS_3: 1868 case SQ_ALU_CONST_CACHE_VS_4: 1869 case SQ_ALU_CONST_CACHE_VS_5: 1870 case SQ_ALU_CONST_CACHE_VS_6: 1871 case SQ_ALU_CONST_CACHE_VS_7: 1872 case SQ_ALU_CONST_CACHE_VS_8: 1873 case SQ_ALU_CONST_CACHE_VS_9: 1874 case SQ_ALU_CONST_CACHE_VS_10: 1875 case SQ_ALU_CONST_CACHE_VS_11: 1876 case SQ_ALU_CONST_CACHE_VS_12: 1877 case SQ_ALU_CONST_CACHE_VS_13: 1878 case SQ_ALU_CONST_CACHE_VS_14: 1879 case SQ_ALU_CONST_CACHE_VS_15: 1880 case SQ_ALU_CONST_CACHE_HS_0: 1881 case SQ_ALU_CONST_CACHE_HS_1: 1882 case SQ_ALU_CONST_CACHE_HS_2: 1883 case SQ_ALU_CONST_CACHE_HS_3: 1884 case SQ_ALU_CONST_CACHE_HS_4: 1885 case SQ_ALU_CONST_CACHE_HS_5: 1886 case SQ_ALU_CONST_CACHE_HS_6: 1887 case SQ_ALU_CONST_CACHE_HS_7: 1888 case SQ_ALU_CONST_CACHE_HS_8: 1889 case SQ_ALU_CONST_CACHE_HS_9: 1890 case SQ_ALU_CONST_CACHE_HS_10: 1891 case SQ_ALU_CONST_CACHE_HS_11: 1892 case SQ_ALU_CONST_CACHE_HS_12: 1893 case SQ_ALU_CONST_CACHE_HS_13: 1894 case SQ_ALU_CONST_CACHE_HS_14: 1895 case SQ_ALU_CONST_CACHE_HS_15: 1896 case SQ_ALU_CONST_CACHE_LS_0: 1897 case SQ_ALU_CONST_CACHE_LS_1: 1898 case SQ_ALU_CONST_CACHE_LS_2: 1899 case SQ_ALU_CONST_CACHE_LS_3: 1900 case SQ_ALU_CONST_CACHE_LS_4: 1901 case SQ_ALU_CONST_CACHE_LS_5: 1902 case SQ_ALU_CONST_CACHE_LS_6: 1903 case SQ_ALU_CONST_CACHE_LS_7: 1904 case SQ_ALU_CONST_CACHE_LS_8: 1905 case SQ_ALU_CONST_CACHE_LS_9: 1906 case SQ_ALU_CONST_CACHE_LS_10: 1907 case SQ_ALU_CONST_CACHE_LS_11: 1908 case SQ_ALU_CONST_CACHE_LS_12: 1909 case SQ_ALU_CONST_CACHE_LS_13: 1910 case SQ_ALU_CONST_CACHE_LS_14: 1911 case SQ_ALU_CONST_CACHE_LS_15: 1912 r = evergreen_cs_packet_next_reloc(p, &reloc); 1913 if (r) { 1914 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1915 "0x%04X\n", reg); 1916 return -EINVAL; 1917 } 1918 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1919 break; 1920 case SX_MEMORY_EXPORT_BASE: 1921 if (p->rdev->family >= CHIP_CAYMAN) { 1922 dev_warn(p->dev, "bad SET_CONFIG_REG " 1923 "0x%04X\n", reg); 1924 return -EINVAL; 1925 } 1926 r = evergreen_cs_packet_next_reloc(p, &reloc); 1927 if (r) { 1928 dev_warn(p->dev, "bad SET_CONFIG_REG " 1929 "0x%04X\n", reg); 1930 return -EINVAL; 1931 } 1932 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1933 break; 1934 case CAYMAN_SX_SCATTER_EXPORT_BASE: 1935 if (p->rdev->family < CHIP_CAYMAN) { 1936 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1937 "0x%04X\n", reg); 1938 return -EINVAL; 1939 } 1940 r = evergreen_cs_packet_next_reloc(p, &reloc); 1941 if (r) { 1942 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1943 "0x%04X\n", reg); 1944 return -EINVAL; 1945 } 1946 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1947 break; 1948 case SX_MISC: 1949 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0; 1950 break; 1951 default: 1952 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1953 return -EINVAL; 1954 } 1955 return 0; 1956 } 1957 1958 static bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1959 { 1960 u32 last_reg, m, i; 1961 1962 if (p->rdev->family >= CHIP_CAYMAN) 1963 last_reg = ARRAY_SIZE(cayman_reg_safe_bm); 1964 else 1965 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm); 1966 1967 i = (reg >> 7); 1968 if (i >= last_reg) { 1969 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1970 return false; 1971 } 1972 m = 1 << ((reg >> 2) & 31); 1973 if (p->rdev->family >= CHIP_CAYMAN) { 1974 if (!(cayman_reg_safe_bm[i] & m)) 1975 return true; 1976 } else { 1977 if (!(evergreen_reg_safe_bm[i] & m)) 1978 return true; 1979 } 1980 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1981 return false; 1982 } 1983 1984 static int evergreen_packet3_check(struct radeon_cs_parser *p, 1985 struct radeon_cs_packet *pkt) 1986 { 1987 struct radeon_cs_reloc *reloc; 1988 struct evergreen_cs_track *track; 1989 volatile u32 *ib; 1990 unsigned idx; 1991 unsigned i; 1992 unsigned start_reg, end_reg, reg; 1993 int r; 1994 u32 idx_value; 1995 1996 track = (struct evergreen_cs_track *)p->track; 1997 ib = p->ib.ptr; 1998 idx = pkt->idx + 1; 1999 idx_value = radeon_get_ib_value(p, idx); 2000 2001 switch (pkt->opcode) { 2002 case PACKET3_SET_PREDICATION: 2003 { 2004 int pred_op; 2005 int tmp; 2006 uint64_t offset; 2007 2008 if (pkt->count != 1) { 2009 DRM_ERROR("bad SET PREDICATION\n"); 2010 return -EINVAL; 2011 } 2012 2013 tmp = radeon_get_ib_value(p, idx + 1); 2014 pred_op = (tmp >> 16) & 0x7; 2015 2016 /* for the clear predicate operation */ 2017 if (pred_op == 0) 2018 return 0; 2019 2020 if (pred_op > 2) { 2021 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op); 2022 return -EINVAL; 2023 } 2024 2025 r = evergreen_cs_packet_next_reloc(p, &reloc); 2026 if (r) { 2027 DRM_ERROR("bad SET PREDICATION\n"); 2028 return -EINVAL; 2029 } 2030 2031 offset = reloc->lobj.gpu_offset + 2032 (idx_value & 0xfffffff0) + 2033 ((u64)(tmp & 0xff) << 32); 2034 2035 ib[idx + 0] = offset; 2036 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2037 } 2038 break; 2039 case PACKET3_CONTEXT_CONTROL: 2040 if (pkt->count != 1) { 2041 DRM_ERROR("bad CONTEXT_CONTROL\n"); 2042 return -EINVAL; 2043 } 2044 break; 2045 case PACKET3_INDEX_TYPE: 2046 case PACKET3_NUM_INSTANCES: 2047 case PACKET3_CLEAR_STATE: 2048 if (pkt->count) { 2049 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 2050 return -EINVAL; 2051 } 2052 break; 2053 case CAYMAN_PACKET3_DEALLOC_STATE: 2054 if (p->rdev->family < CHIP_CAYMAN) { 2055 DRM_ERROR("bad PACKET3_DEALLOC_STATE\n"); 2056 return -EINVAL; 2057 } 2058 if (pkt->count) { 2059 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n"); 2060 return -EINVAL; 2061 } 2062 break; 2063 case PACKET3_INDEX_BASE: 2064 { 2065 uint64_t offset; 2066 2067 if (pkt->count != 1) { 2068 DRM_ERROR("bad INDEX_BASE\n"); 2069 return -EINVAL; 2070 } 2071 r = evergreen_cs_packet_next_reloc(p, &reloc); 2072 if (r) { 2073 DRM_ERROR("bad INDEX_BASE\n"); 2074 return -EINVAL; 2075 } 2076 2077 offset = reloc->lobj.gpu_offset + 2078 idx_value + 2079 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2080 2081 ib[idx+0] = offset; 2082 ib[idx+1] = upper_32_bits(offset) & 0xff; 2083 2084 r = evergreen_cs_track_check(p); 2085 if (r) { 2086 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2087 return r; 2088 } 2089 break; 2090 } 2091 case PACKET3_DRAW_INDEX: 2092 { 2093 uint64_t offset; 2094 if (pkt->count != 3) { 2095 DRM_ERROR("bad DRAW_INDEX\n"); 2096 return -EINVAL; 2097 } 2098 r = evergreen_cs_packet_next_reloc(p, &reloc); 2099 if (r) { 2100 DRM_ERROR("bad DRAW_INDEX\n"); 2101 return -EINVAL; 2102 } 2103 2104 offset = reloc->lobj.gpu_offset + 2105 idx_value + 2106 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2107 2108 ib[idx+0] = offset; 2109 ib[idx+1] = upper_32_bits(offset) & 0xff; 2110 2111 r = evergreen_cs_track_check(p); 2112 if (r) { 2113 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2114 return r; 2115 } 2116 break; 2117 } 2118 case PACKET3_DRAW_INDEX_2: 2119 { 2120 uint64_t offset; 2121 2122 if (pkt->count != 4) { 2123 DRM_ERROR("bad DRAW_INDEX_2\n"); 2124 return -EINVAL; 2125 } 2126 r = evergreen_cs_packet_next_reloc(p, &reloc); 2127 if (r) { 2128 DRM_ERROR("bad DRAW_INDEX_2\n"); 2129 return -EINVAL; 2130 } 2131 2132 offset = reloc->lobj.gpu_offset + 2133 radeon_get_ib_value(p, idx+1) + 2134 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2135 2136 ib[idx+1] = offset; 2137 ib[idx+2] = upper_32_bits(offset) & 0xff; 2138 2139 r = evergreen_cs_track_check(p); 2140 if (r) { 2141 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2142 return r; 2143 } 2144 break; 2145 } 2146 case PACKET3_DRAW_INDEX_AUTO: 2147 if (pkt->count != 1) { 2148 DRM_ERROR("bad DRAW_INDEX_AUTO\n"); 2149 return -EINVAL; 2150 } 2151 r = evergreen_cs_track_check(p); 2152 if (r) { 2153 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2154 return r; 2155 } 2156 break; 2157 case PACKET3_DRAW_INDEX_MULTI_AUTO: 2158 if (pkt->count != 2) { 2159 DRM_ERROR("bad DRAW_INDEX_MULTI_AUTO\n"); 2160 return -EINVAL; 2161 } 2162 r = evergreen_cs_track_check(p); 2163 if (r) { 2164 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2165 return r; 2166 } 2167 break; 2168 case PACKET3_DRAW_INDEX_IMMD: 2169 if (pkt->count < 2) { 2170 DRM_ERROR("bad DRAW_INDEX_IMMD\n"); 2171 return -EINVAL; 2172 } 2173 r = evergreen_cs_track_check(p); 2174 if (r) { 2175 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2176 return r; 2177 } 2178 break; 2179 case PACKET3_DRAW_INDEX_OFFSET: 2180 if (pkt->count != 2) { 2181 DRM_ERROR("bad DRAW_INDEX_OFFSET\n"); 2182 return -EINVAL; 2183 } 2184 r = evergreen_cs_track_check(p); 2185 if (r) { 2186 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2187 return r; 2188 } 2189 break; 2190 case PACKET3_DRAW_INDEX_OFFSET_2: 2191 if (pkt->count != 3) { 2192 DRM_ERROR("bad DRAW_INDEX_OFFSET_2\n"); 2193 return -EINVAL; 2194 } 2195 r = evergreen_cs_track_check(p); 2196 if (r) { 2197 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2198 return r; 2199 } 2200 break; 2201 case PACKET3_DISPATCH_DIRECT: 2202 if (pkt->count != 3) { 2203 DRM_ERROR("bad DISPATCH_DIRECT\n"); 2204 return -EINVAL; 2205 } 2206 r = evergreen_cs_track_check(p); 2207 if (r) { 2208 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 2209 return r; 2210 } 2211 break; 2212 case PACKET3_DISPATCH_INDIRECT: 2213 if (pkt->count != 1) { 2214 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2215 return -EINVAL; 2216 } 2217 r = evergreen_cs_packet_next_reloc(p, &reloc); 2218 if (r) { 2219 DRM_ERROR("bad DISPATCH_INDIRECT\n"); 2220 return -EINVAL; 2221 } 2222 ib[idx+0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff); 2223 r = evergreen_cs_track_check(p); 2224 if (r) { 2225 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 2226 return r; 2227 } 2228 break; 2229 case PACKET3_WAIT_REG_MEM: 2230 if (pkt->count != 5) { 2231 DRM_ERROR("bad WAIT_REG_MEM\n"); 2232 return -EINVAL; 2233 } 2234 /* bit 4 is reg (0) or mem (1) */ 2235 if (idx_value & 0x10) { 2236 uint64_t offset; 2237 2238 r = evergreen_cs_packet_next_reloc(p, &reloc); 2239 if (r) { 2240 DRM_ERROR("bad WAIT_REG_MEM\n"); 2241 return -EINVAL; 2242 } 2243 2244 offset = reloc->lobj.gpu_offset + 2245 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2246 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2247 2248 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc); 2249 ib[idx+2] = upper_32_bits(offset) & 0xff; 2250 } 2251 break; 2252 case PACKET3_CP_DMA: 2253 { 2254 u32 command, size, info; 2255 u64 offset, tmp; 2256 if (pkt->count != 4) { 2257 DRM_ERROR("bad CP DMA\n"); 2258 return -EINVAL; 2259 } 2260 command = radeon_get_ib_value(p, idx+4); 2261 size = command & 0x1fffff; 2262 info = radeon_get_ib_value(p, idx+1); 2263 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */ 2264 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */ 2265 ((((info & 0x00300000) >> 20) == 0) && 2266 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */ 2267 ((((info & 0x60000000) >> 29) == 0) && 2268 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */ 2269 /* non mem to mem copies requires dw aligned count */ 2270 if (size % 4) { 2271 DRM_ERROR("CP DMA command requires dw count alignment\n"); 2272 return -EINVAL; 2273 } 2274 } 2275 if (command & PACKET3_CP_DMA_CMD_SAS) { 2276 /* src address space is register */ 2277 /* GDS is ok */ 2278 if (((info & 0x60000000) >> 29) != 1) { 2279 DRM_ERROR("CP DMA SAS not supported\n"); 2280 return -EINVAL; 2281 } 2282 } else { 2283 if (command & PACKET3_CP_DMA_CMD_SAIC) { 2284 DRM_ERROR("CP DMA SAIC only supported for registers\n"); 2285 return -EINVAL; 2286 } 2287 /* src address space is memory */ 2288 if (((info & 0x60000000) >> 29) == 0) { 2289 r = evergreen_cs_packet_next_reloc(p, &reloc); 2290 if (r) { 2291 DRM_ERROR("bad CP DMA SRC\n"); 2292 return -EINVAL; 2293 } 2294 2295 tmp = radeon_get_ib_value(p, idx) + 2296 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 2297 2298 offset = reloc->lobj.gpu_offset + tmp; 2299 2300 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2301 dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n", 2302 tmp + size, radeon_bo_size(reloc->robj)); 2303 return -EINVAL; 2304 } 2305 2306 ib[idx] = offset; 2307 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2308 } else if (((info & 0x60000000) >> 29) != 2) { 2309 DRM_ERROR("bad CP DMA SRC_SEL\n"); 2310 return -EINVAL; 2311 } 2312 } 2313 if (command & PACKET3_CP_DMA_CMD_DAS) { 2314 /* dst address space is register */ 2315 /* GDS is ok */ 2316 if (((info & 0x00300000) >> 20) != 1) { 2317 DRM_ERROR("CP DMA DAS not supported\n"); 2318 return -EINVAL; 2319 } 2320 } else { 2321 /* dst address space is memory */ 2322 if (command & PACKET3_CP_DMA_CMD_DAIC) { 2323 DRM_ERROR("CP DMA DAIC only supported for registers\n"); 2324 return -EINVAL; 2325 } 2326 if (((info & 0x00300000) >> 20) == 0) { 2327 r = evergreen_cs_packet_next_reloc(p, &reloc); 2328 if (r) { 2329 DRM_ERROR("bad CP DMA DST\n"); 2330 return -EINVAL; 2331 } 2332 2333 tmp = radeon_get_ib_value(p, idx+2) + 2334 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32); 2335 2336 offset = reloc->lobj.gpu_offset + tmp; 2337 2338 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 2339 dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n", 2340 tmp + size, radeon_bo_size(reloc->robj)); 2341 return -EINVAL; 2342 } 2343 2344 ib[idx+2] = offset; 2345 ib[idx+3] = upper_32_bits(offset) & 0xff; 2346 } else { 2347 DRM_ERROR("bad CP DMA DST_SEL\n"); 2348 return -EINVAL; 2349 } 2350 } 2351 break; 2352 } 2353 case PACKET3_SURFACE_SYNC: 2354 if (pkt->count != 3) { 2355 DRM_ERROR("bad SURFACE_SYNC\n"); 2356 return -EINVAL; 2357 } 2358 /* 0xffffffff/0x0 is flush all cache flag */ 2359 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || 2360 radeon_get_ib_value(p, idx + 2) != 0) { 2361 r = evergreen_cs_packet_next_reloc(p, &reloc); 2362 if (r) { 2363 DRM_ERROR("bad SURFACE_SYNC\n"); 2364 return -EINVAL; 2365 } 2366 ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2367 } 2368 break; 2369 case PACKET3_EVENT_WRITE: 2370 if (pkt->count != 2 && pkt->count != 0) { 2371 DRM_ERROR("bad EVENT_WRITE\n"); 2372 return -EINVAL; 2373 } 2374 if (pkt->count) { 2375 uint64_t offset; 2376 2377 r = evergreen_cs_packet_next_reloc(p, &reloc); 2378 if (r) { 2379 DRM_ERROR("bad EVENT_WRITE\n"); 2380 return -EINVAL; 2381 } 2382 offset = reloc->lobj.gpu_offset + 2383 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) + 2384 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2385 2386 ib[idx+1] = offset & 0xfffffff8; 2387 ib[idx+2] = upper_32_bits(offset) & 0xff; 2388 } 2389 break; 2390 case PACKET3_EVENT_WRITE_EOP: 2391 { 2392 uint64_t offset; 2393 2394 if (pkt->count != 4) { 2395 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2396 return -EINVAL; 2397 } 2398 r = evergreen_cs_packet_next_reloc(p, &reloc); 2399 if (r) { 2400 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 2401 return -EINVAL; 2402 } 2403 2404 offset = reloc->lobj.gpu_offset + 2405 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2406 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2407 2408 ib[idx+1] = offset & 0xfffffffc; 2409 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2410 break; 2411 } 2412 case PACKET3_EVENT_WRITE_EOS: 2413 { 2414 uint64_t offset; 2415 2416 if (pkt->count != 3) { 2417 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2418 return -EINVAL; 2419 } 2420 r = evergreen_cs_packet_next_reloc(p, &reloc); 2421 if (r) { 2422 DRM_ERROR("bad EVENT_WRITE_EOS\n"); 2423 return -EINVAL; 2424 } 2425 2426 offset = reloc->lobj.gpu_offset + 2427 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 2428 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 2429 2430 ib[idx+1] = offset & 0xfffffffc; 2431 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 2432 break; 2433 } 2434 case PACKET3_SET_CONFIG_REG: 2435 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 2436 end_reg = 4 * pkt->count + start_reg - 4; 2437 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 2438 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 2439 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 2440 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 2441 return -EINVAL; 2442 } 2443 for (i = 0; i < pkt->count; i++) { 2444 reg = start_reg + (4 * i); 2445 r = evergreen_cs_check_reg(p, reg, idx+1+i); 2446 if (r) 2447 return r; 2448 } 2449 break; 2450 case PACKET3_SET_CONTEXT_REG: 2451 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START; 2452 end_reg = 4 * pkt->count + start_reg - 4; 2453 if ((start_reg < PACKET3_SET_CONTEXT_REG_START) || 2454 (start_reg >= PACKET3_SET_CONTEXT_REG_END) || 2455 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) { 2456 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n"); 2457 return -EINVAL; 2458 } 2459 for (i = 0; i < pkt->count; i++) { 2460 reg = start_reg + (4 * i); 2461 r = evergreen_cs_check_reg(p, reg, idx+1+i); 2462 if (r) 2463 return r; 2464 } 2465 break; 2466 case PACKET3_SET_RESOURCE: 2467 if (pkt->count % 8) { 2468 DRM_ERROR("bad SET_RESOURCE\n"); 2469 return -EINVAL; 2470 } 2471 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START; 2472 end_reg = 4 * pkt->count + start_reg - 4; 2473 if ((start_reg < PACKET3_SET_RESOURCE_START) || 2474 (start_reg >= PACKET3_SET_RESOURCE_END) || 2475 (end_reg >= PACKET3_SET_RESOURCE_END)) { 2476 DRM_ERROR("bad SET_RESOURCE\n"); 2477 return -EINVAL; 2478 } 2479 for (i = 0; i < (pkt->count / 8); i++) { 2480 struct radeon_bo *texture, *mipmap; 2481 u32 toffset, moffset; 2482 u32 size, offset, mip_address, tex_dim; 2483 2484 switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) { 2485 case SQ_TEX_VTX_VALID_TEXTURE: 2486 /* tex base */ 2487 r = evergreen_cs_packet_next_reloc(p, &reloc); 2488 if (r) { 2489 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2490 return -EINVAL; 2491 } 2492 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 2493 ib[idx+1+(i*8)+1] |= 2494 TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags)); 2495 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 2496 unsigned bankw, bankh, mtaspect, tile_split; 2497 2498 evergreen_tiling_fields(reloc->lobj.tiling_flags, 2499 &bankw, &bankh, &mtaspect, 2500 &tile_split); 2501 ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split); 2502 ib[idx+1+(i*8)+7] |= 2503 TEX_BANK_WIDTH(bankw) | 2504 TEX_BANK_HEIGHT(bankh) | 2505 MACRO_TILE_ASPECT(mtaspect) | 2506 TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks)); 2507 } 2508 } 2509 texture = reloc->robj; 2510 toffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2511 2512 /* tex mip base */ 2513 tex_dim = ib[idx+1+(i*8)+0] & 0x7; 2514 mip_address = ib[idx+1+(i*8)+3]; 2515 2516 if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) && 2517 !mip_address && 2518 !evergreen_cs_packet_next_is_pkt3_nop(p)) { 2519 /* MIP_ADDRESS should point to FMASK for an MSAA texture. 2520 * It should be 0 if FMASK is disabled. */ 2521 moffset = 0; 2522 mipmap = NULL; 2523 } else { 2524 r = evergreen_cs_packet_next_reloc(p, &reloc); 2525 if (r) { 2526 DRM_ERROR("bad SET_RESOURCE (tex)\n"); 2527 return -EINVAL; 2528 } 2529 moffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2530 mipmap = reloc->robj; 2531 } 2532 2533 r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8)); 2534 if (r) 2535 return r; 2536 ib[idx+1+(i*8)+2] += toffset; 2537 ib[idx+1+(i*8)+3] += moffset; 2538 break; 2539 case SQ_TEX_VTX_VALID_BUFFER: 2540 { 2541 uint64_t offset64; 2542 /* vtx base */ 2543 r = evergreen_cs_packet_next_reloc(p, &reloc); 2544 if (r) { 2545 DRM_ERROR("bad SET_RESOURCE (vtx)\n"); 2546 return -EINVAL; 2547 } 2548 offset = radeon_get_ib_value(p, idx+1+(i*8)+0); 2549 size = radeon_get_ib_value(p, idx+1+(i*8)+1); 2550 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) { 2551 /* force size to size of the buffer */ 2552 dev_warn(p->dev, "vbo resource seems too big for the bo\n"); 2553 ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset; 2554 } 2555 2556 offset64 = reloc->lobj.gpu_offset + offset; 2557 ib[idx+1+(i*8)+0] = offset64; 2558 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) | 2559 (upper_32_bits(offset64) & 0xff); 2560 break; 2561 } 2562 case SQ_TEX_VTX_INVALID_TEXTURE: 2563 case SQ_TEX_VTX_INVALID_BUFFER: 2564 default: 2565 DRM_ERROR("bad SET_RESOURCE\n"); 2566 return -EINVAL; 2567 } 2568 } 2569 break; 2570 case PACKET3_SET_ALU_CONST: 2571 /* XXX fix me ALU const buffers only */ 2572 break; 2573 case PACKET3_SET_BOOL_CONST: 2574 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START; 2575 end_reg = 4 * pkt->count + start_reg - 4; 2576 if ((start_reg < PACKET3_SET_BOOL_CONST_START) || 2577 (start_reg >= PACKET3_SET_BOOL_CONST_END) || 2578 (end_reg >= PACKET3_SET_BOOL_CONST_END)) { 2579 DRM_ERROR("bad SET_BOOL_CONST\n"); 2580 return -EINVAL; 2581 } 2582 break; 2583 case PACKET3_SET_LOOP_CONST: 2584 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START; 2585 end_reg = 4 * pkt->count + start_reg - 4; 2586 if ((start_reg < PACKET3_SET_LOOP_CONST_START) || 2587 (start_reg >= PACKET3_SET_LOOP_CONST_END) || 2588 (end_reg >= PACKET3_SET_LOOP_CONST_END)) { 2589 DRM_ERROR("bad SET_LOOP_CONST\n"); 2590 return -EINVAL; 2591 } 2592 break; 2593 case PACKET3_SET_CTL_CONST: 2594 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START; 2595 end_reg = 4 * pkt->count + start_reg - 4; 2596 if ((start_reg < PACKET3_SET_CTL_CONST_START) || 2597 (start_reg >= PACKET3_SET_CTL_CONST_END) || 2598 (end_reg >= PACKET3_SET_CTL_CONST_END)) { 2599 DRM_ERROR("bad SET_CTL_CONST\n"); 2600 return -EINVAL; 2601 } 2602 break; 2603 case PACKET3_SET_SAMPLER: 2604 if (pkt->count % 3) { 2605 DRM_ERROR("bad SET_SAMPLER\n"); 2606 return -EINVAL; 2607 } 2608 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START; 2609 end_reg = 4 * pkt->count + start_reg - 4; 2610 if ((start_reg < PACKET3_SET_SAMPLER_START) || 2611 (start_reg >= PACKET3_SET_SAMPLER_END) || 2612 (end_reg >= PACKET3_SET_SAMPLER_END)) { 2613 DRM_ERROR("bad SET_SAMPLER\n"); 2614 return -EINVAL; 2615 } 2616 break; 2617 case PACKET3_STRMOUT_BUFFER_UPDATE: 2618 if (pkt->count != 4) { 2619 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n"); 2620 return -EINVAL; 2621 } 2622 /* Updating memory at DST_ADDRESS. */ 2623 if (idx_value & 0x1) { 2624 u64 offset; 2625 r = evergreen_cs_packet_next_reloc(p, &reloc); 2626 if (r) { 2627 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n"); 2628 return -EINVAL; 2629 } 2630 offset = radeon_get_ib_value(p, idx+1); 2631 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2632 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2633 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n", 2634 offset + 4, radeon_bo_size(reloc->robj)); 2635 return -EINVAL; 2636 } 2637 offset += reloc->lobj.gpu_offset; 2638 ib[idx+1] = offset; 2639 ib[idx+2] = upper_32_bits(offset) & 0xff; 2640 } 2641 /* Reading data from SRC_ADDRESS. */ 2642 if (((idx_value >> 1) & 0x3) == 2) { 2643 u64 offset; 2644 r = evergreen_cs_packet_next_reloc(p, &reloc); 2645 if (r) { 2646 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n"); 2647 return -EINVAL; 2648 } 2649 offset = radeon_get_ib_value(p, idx+3); 2650 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2651 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2652 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n", 2653 offset + 4, radeon_bo_size(reloc->robj)); 2654 return -EINVAL; 2655 } 2656 offset += reloc->lobj.gpu_offset; 2657 ib[idx+3] = offset; 2658 ib[idx+4] = upper_32_bits(offset) & 0xff; 2659 } 2660 break; 2661 case PACKET3_MEM_WRITE: 2662 { 2663 u64 offset; 2664 2665 if (pkt->count != 3) { 2666 DRM_ERROR("bad MEM_WRITE (invalid count)\n"); 2667 return -EINVAL; 2668 } 2669 r = evergreen_cs_packet_next_reloc(p, &reloc); 2670 if (r) { 2671 DRM_ERROR("bad MEM_WRITE (missing reloc)\n"); 2672 return -EINVAL; 2673 } 2674 offset = radeon_get_ib_value(p, idx+0); 2675 offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL; 2676 if (offset & 0x7) { 2677 DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n"); 2678 return -EINVAL; 2679 } 2680 if ((offset + 8) > radeon_bo_size(reloc->robj)) { 2681 DRM_ERROR("bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n", 2682 offset + 8, radeon_bo_size(reloc->robj)); 2683 return -EINVAL; 2684 } 2685 offset += reloc->lobj.gpu_offset; 2686 ib[idx+0] = offset; 2687 ib[idx+1] = upper_32_bits(offset) & 0xff; 2688 break; 2689 } 2690 case PACKET3_COPY_DW: 2691 if (pkt->count != 4) { 2692 DRM_ERROR("bad COPY_DW (invalid count)\n"); 2693 return -EINVAL; 2694 } 2695 if (idx_value & 0x1) { 2696 u64 offset; 2697 /* SRC is memory. */ 2698 r = evergreen_cs_packet_next_reloc(p, &reloc); 2699 if (r) { 2700 DRM_ERROR("bad COPY_DW (missing src reloc)\n"); 2701 return -EINVAL; 2702 } 2703 offset = radeon_get_ib_value(p, idx+1); 2704 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2705 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2706 DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n", 2707 offset + 4, radeon_bo_size(reloc->robj)); 2708 return -EINVAL; 2709 } 2710 offset += reloc->lobj.gpu_offset; 2711 ib[idx+1] = offset; 2712 ib[idx+2] = upper_32_bits(offset) & 0xff; 2713 } else { 2714 /* SRC is a reg. */ 2715 reg = radeon_get_ib_value(p, idx+1) << 2; 2716 if (!evergreen_is_safe_reg(p, reg, idx+1)) 2717 return -EINVAL; 2718 } 2719 if (idx_value & 0x2) { 2720 u64 offset; 2721 /* DST is memory. */ 2722 r = evergreen_cs_packet_next_reloc(p, &reloc); 2723 if (r) { 2724 DRM_ERROR("bad COPY_DW (missing dst reloc)\n"); 2725 return -EINVAL; 2726 } 2727 offset = radeon_get_ib_value(p, idx+3); 2728 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2729 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2730 DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n", 2731 offset + 4, radeon_bo_size(reloc->robj)); 2732 return -EINVAL; 2733 } 2734 offset += reloc->lobj.gpu_offset; 2735 ib[idx+3] = offset; 2736 ib[idx+4] = upper_32_bits(offset) & 0xff; 2737 } else { 2738 /* DST is a reg. */ 2739 reg = radeon_get_ib_value(p, idx+3) << 2; 2740 if (!evergreen_is_safe_reg(p, reg, idx+3)) 2741 return -EINVAL; 2742 } 2743 break; 2744 case PACKET3_NOP: 2745 break; 2746 default: 2747 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 2748 return -EINVAL; 2749 } 2750 return 0; 2751 } 2752 2753 int evergreen_cs_parse(struct radeon_cs_parser *p) 2754 { 2755 struct radeon_cs_packet pkt; 2756 struct evergreen_cs_track *track; 2757 u32 tmp; 2758 int r; 2759 2760 if (p->track == NULL) { 2761 /* initialize tracker, we are in kms */ 2762 track = kzalloc(sizeof(*track), GFP_KERNEL); 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 kfree(p->track); 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 kfree(p->track); 2845 p->track = NULL; 2846 return -EINVAL; 2847 } 2848 if (r) { 2849 kfree(p->track); 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 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 2857 mdelay(1); 2858 } 2859 #endif 2860 kfree(p->track); 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 (%llu %lu)\n", 2931 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 (%llu %lu)\n", 2969 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 (%llu %lu)\n", 2974 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 (%llu %lu)\n", 2979 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 (%llu %lu)\n", 3029 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 (%llu %lu)\n", 3034 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 (%llu %lu)\n", 3039 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 (%llu %lu)\n", 3074 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 (%llu %lu)\n", 3079 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 (%llu %lu)\n", 3113 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 (%llu %lu)\n", 3118 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 (%llu %lu)\n", 3123 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 (%llu %lu)\n", 3163 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 (%llu %lu)\n", 3168 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 (%llu %lu)\n", 3189 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 (%llu %lu)\n", 3194 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 (%llu %lu)\n", 3231 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 3232 return -EINVAL; 3233 } 3234 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 3235 dev_warn(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%llu %lu)\n", 3236 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 (%llu %lu)\n", 3241 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 (%llu %lu)\n", 3264 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 (%llu %lu)\n", 3269 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 (%llu %lu)\n", 3290 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 printk(KERN_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