1 /* 2 * Copyright 2008 Advanced Micro Devices, Inc. 3 * Copyright 2008 Red Hat Inc. 4 * Copyright 2009 Jerome Glisse. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: Dave Airlie 25 * Alex Deucher 26 * Jerome Glisse 27 */ 28 #include <linux/kernel.h> 29 #include <drm/drmP.h> 30 #include "radeon.h" 31 #include "radeon_asic.h" 32 #include "r600d.h" 33 #include "r600_reg_safe.h" 34 35 static int r600_nomm; 36 extern void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size); 37 38 39 struct r600_cs_track { 40 /* configuration we miror so that we use same code btw kms/ums */ 41 u32 group_size; 42 u32 nbanks; 43 u32 npipes; 44 /* value we track */ 45 u32 sq_config; 46 u32 log_nsamples; 47 u32 nsamples; 48 u32 cb_color_base_last[8]; 49 struct radeon_bo *cb_color_bo[8]; 50 u64 cb_color_bo_mc[8]; 51 u64 cb_color_bo_offset[8]; 52 struct radeon_bo *cb_color_frag_bo[8]; 53 u64 cb_color_frag_offset[8]; 54 struct radeon_bo *cb_color_tile_bo[8]; 55 u64 cb_color_tile_offset[8]; 56 u32 cb_color_mask[8]; 57 u32 cb_color_info[8]; 58 u32 cb_color_view[8]; 59 u32 cb_color_size_idx[8]; /* unused */ 60 u32 cb_target_mask; 61 u32 cb_shader_mask; /* unused */ 62 bool is_resolve; 63 u32 cb_color_size[8]; 64 u32 vgt_strmout_en; 65 u32 vgt_strmout_buffer_en; 66 struct radeon_bo *vgt_strmout_bo[4]; 67 u64 vgt_strmout_bo_mc[4]; /* unused */ 68 u32 vgt_strmout_bo_offset[4]; 69 u32 vgt_strmout_size[4]; 70 u32 db_depth_control; 71 u32 db_depth_info; 72 u32 db_depth_size_idx; 73 u32 db_depth_view; 74 u32 db_depth_size; 75 u32 db_offset; 76 struct radeon_bo *db_bo; 77 u64 db_bo_mc; 78 bool sx_misc_kill_all_prims; 79 bool cb_dirty; 80 bool db_dirty; 81 bool streamout_dirty; 82 struct radeon_bo *htile_bo; 83 u64 htile_offset; 84 u32 htile_surface; 85 }; 86 87 #define FMT_8_BIT(fmt, vc) [fmt] = { 1, 1, 1, vc, CHIP_R600 } 88 #define FMT_16_BIT(fmt, vc) [fmt] = { 1, 1, 2, vc, CHIP_R600 } 89 #define FMT_24_BIT(fmt) [fmt] = { 1, 1, 4, 0, CHIP_R600 } 90 #define FMT_32_BIT(fmt, vc) [fmt] = { 1, 1, 4, vc, CHIP_R600 } 91 #define FMT_48_BIT(fmt) [fmt] = { 1, 1, 8, 0, CHIP_R600 } 92 #define FMT_64_BIT(fmt, vc) [fmt] = { 1, 1, 8, vc, CHIP_R600 } 93 #define FMT_96_BIT(fmt) [fmt] = { 1, 1, 12, 0, CHIP_R600 } 94 #define FMT_128_BIT(fmt, vc) [fmt] = { 1, 1, 16,vc, CHIP_R600 } 95 96 struct gpu_formats { 97 unsigned blockwidth; 98 unsigned blockheight; 99 unsigned blocksize; 100 unsigned valid_color; 101 enum radeon_family min_family; 102 }; 103 104 static const struct gpu_formats color_formats_table[] = { 105 /* 8 bit */ 106 FMT_8_BIT(V_038004_COLOR_8, 1), 107 FMT_8_BIT(V_038004_COLOR_4_4, 1), 108 FMT_8_BIT(V_038004_COLOR_3_3_2, 1), 109 FMT_8_BIT(V_038004_FMT_1, 0), 110 111 /* 16-bit */ 112 FMT_16_BIT(V_038004_COLOR_16, 1), 113 FMT_16_BIT(V_038004_COLOR_16_FLOAT, 1), 114 FMT_16_BIT(V_038004_COLOR_8_8, 1), 115 FMT_16_BIT(V_038004_COLOR_5_6_5, 1), 116 FMT_16_BIT(V_038004_COLOR_6_5_5, 1), 117 FMT_16_BIT(V_038004_COLOR_1_5_5_5, 1), 118 FMT_16_BIT(V_038004_COLOR_4_4_4_4, 1), 119 FMT_16_BIT(V_038004_COLOR_5_5_5_1, 1), 120 121 /* 24-bit */ 122 FMT_24_BIT(V_038004_FMT_8_8_8), 123 124 /* 32-bit */ 125 FMT_32_BIT(V_038004_COLOR_32, 1), 126 FMT_32_BIT(V_038004_COLOR_32_FLOAT, 1), 127 FMT_32_BIT(V_038004_COLOR_16_16, 1), 128 FMT_32_BIT(V_038004_COLOR_16_16_FLOAT, 1), 129 FMT_32_BIT(V_038004_COLOR_8_24, 1), 130 FMT_32_BIT(V_038004_COLOR_8_24_FLOAT, 1), 131 FMT_32_BIT(V_038004_COLOR_24_8, 1), 132 FMT_32_BIT(V_038004_COLOR_24_8_FLOAT, 1), 133 FMT_32_BIT(V_038004_COLOR_10_11_11, 1), 134 FMT_32_BIT(V_038004_COLOR_10_11_11_FLOAT, 1), 135 FMT_32_BIT(V_038004_COLOR_11_11_10, 1), 136 FMT_32_BIT(V_038004_COLOR_11_11_10_FLOAT, 1), 137 FMT_32_BIT(V_038004_COLOR_2_10_10_10, 1), 138 FMT_32_BIT(V_038004_COLOR_8_8_8_8, 1), 139 FMT_32_BIT(V_038004_COLOR_10_10_10_2, 1), 140 FMT_32_BIT(V_038004_FMT_5_9_9_9_SHAREDEXP, 0), 141 FMT_32_BIT(V_038004_FMT_32_AS_8, 0), 142 FMT_32_BIT(V_038004_FMT_32_AS_8_8, 0), 143 144 /* 48-bit */ 145 FMT_48_BIT(V_038004_FMT_16_16_16), 146 FMT_48_BIT(V_038004_FMT_16_16_16_FLOAT), 147 148 /* 64-bit */ 149 FMT_64_BIT(V_038004_COLOR_X24_8_32_FLOAT, 1), 150 FMT_64_BIT(V_038004_COLOR_32_32, 1), 151 FMT_64_BIT(V_038004_COLOR_32_32_FLOAT, 1), 152 FMT_64_BIT(V_038004_COLOR_16_16_16_16, 1), 153 FMT_64_BIT(V_038004_COLOR_16_16_16_16_FLOAT, 1), 154 155 FMT_96_BIT(V_038004_FMT_32_32_32), 156 FMT_96_BIT(V_038004_FMT_32_32_32_FLOAT), 157 158 /* 128-bit */ 159 FMT_128_BIT(V_038004_COLOR_32_32_32_32, 1), 160 FMT_128_BIT(V_038004_COLOR_32_32_32_32_FLOAT, 1), 161 162 [V_038004_FMT_GB_GR] = { 2, 1, 4, 0 }, 163 [V_038004_FMT_BG_RG] = { 2, 1, 4, 0 }, 164 165 /* block compressed formats */ 166 [V_038004_FMT_BC1] = { 4, 4, 8, 0 }, 167 [V_038004_FMT_BC2] = { 4, 4, 16, 0 }, 168 [V_038004_FMT_BC3] = { 4, 4, 16, 0 }, 169 [V_038004_FMT_BC4] = { 4, 4, 8, 0 }, 170 [V_038004_FMT_BC5] = { 4, 4, 16, 0}, 171 [V_038004_FMT_BC6] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */ 172 [V_038004_FMT_BC7] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */ 173 174 /* The other Evergreen formats */ 175 [V_038004_FMT_32_AS_32_32_32_32] = { 1, 1, 4, 0, CHIP_CEDAR}, 176 }; 177 178 bool r600_fmt_is_valid_color(u32 format) 179 { 180 if (format >= ARRAY_SIZE(color_formats_table)) 181 return false; 182 183 if (color_formats_table[format].valid_color) 184 return true; 185 186 return false; 187 } 188 189 bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family) 190 { 191 if (format >= ARRAY_SIZE(color_formats_table)) 192 return false; 193 194 if (family < color_formats_table[format].min_family) 195 return false; 196 197 if (color_formats_table[format].blockwidth > 0) 198 return true; 199 200 return false; 201 } 202 203 int r600_fmt_get_blocksize(u32 format) 204 { 205 if (format >= ARRAY_SIZE(color_formats_table)) 206 return 0; 207 208 return color_formats_table[format].blocksize; 209 } 210 211 int r600_fmt_get_nblocksx(u32 format, u32 w) 212 { 213 unsigned bw; 214 215 if (format >= ARRAY_SIZE(color_formats_table)) 216 return 0; 217 218 bw = color_formats_table[format].blockwidth; 219 if (bw == 0) 220 return 0; 221 222 return (w + bw - 1) / bw; 223 } 224 225 int r600_fmt_get_nblocksy(u32 format, u32 h) 226 { 227 unsigned bh; 228 229 if (format >= ARRAY_SIZE(color_formats_table)) 230 return 0; 231 232 bh = color_formats_table[format].blockheight; 233 if (bh == 0) 234 return 0; 235 236 return (h + bh - 1) / bh; 237 } 238 239 struct array_mode_checker { 240 int array_mode; 241 u32 group_size; 242 u32 nbanks; 243 u32 npipes; 244 u32 nsamples; 245 u32 blocksize; 246 }; 247 248 /* returns alignment in pixels for pitch/height/depth and bytes for base */ 249 static int r600_get_array_mode_alignment(struct array_mode_checker *values, 250 u32 *pitch_align, 251 u32 *height_align, 252 u32 *depth_align, 253 u64 *base_align) 254 { 255 u32 tile_width = 8; 256 u32 tile_height = 8; 257 u32 macro_tile_width = values->nbanks; 258 u32 macro_tile_height = values->npipes; 259 u32 tile_bytes = tile_width * tile_height * values->blocksize * values->nsamples; 260 u32 macro_tile_bytes = macro_tile_width * macro_tile_height * tile_bytes; 261 262 switch (values->array_mode) { 263 case ARRAY_LINEAR_GENERAL: 264 /* technically tile_width/_height for pitch/height */ 265 *pitch_align = 1; /* tile_width */ 266 *height_align = 1; /* tile_height */ 267 *depth_align = 1; 268 *base_align = 1; 269 break; 270 case ARRAY_LINEAR_ALIGNED: 271 *pitch_align = max((u32)64, (u32)(values->group_size / values->blocksize)); 272 *height_align = 1; 273 *depth_align = 1; 274 *base_align = values->group_size; 275 break; 276 case ARRAY_1D_TILED_THIN1: 277 *pitch_align = max((u32)tile_width, 278 (u32)(values->group_size / 279 (tile_height * values->blocksize * values->nsamples))); 280 *height_align = tile_height; 281 *depth_align = 1; 282 *base_align = values->group_size; 283 break; 284 case ARRAY_2D_TILED_THIN1: 285 *pitch_align = max((u32)macro_tile_width * tile_width, 286 (u32)((values->group_size * values->nbanks) / 287 (values->blocksize * values->nsamples * tile_width))); 288 *height_align = macro_tile_height * tile_height; 289 *depth_align = 1; 290 *base_align = max(macro_tile_bytes, 291 (*pitch_align) * values->blocksize * (*height_align) * values->nsamples); 292 break; 293 default: 294 return -EINVAL; 295 } 296 297 return 0; 298 } 299 300 static void r600_cs_track_init(struct r600_cs_track *track) 301 { 302 int i; 303 304 /* assume DX9 mode */ 305 track->sq_config = DX9_CONSTS; 306 for (i = 0; i < 8; i++) { 307 track->cb_color_base_last[i] = 0; 308 track->cb_color_size[i] = 0; 309 track->cb_color_size_idx[i] = 0; 310 track->cb_color_info[i] = 0; 311 track->cb_color_view[i] = 0xFFFFFFFF; 312 track->cb_color_bo[i] = NULL; 313 track->cb_color_bo_offset[i] = 0xFFFFFFFF; 314 track->cb_color_bo_mc[i] = 0xFFFFFFFF; 315 track->cb_color_frag_bo[i] = NULL; 316 track->cb_color_frag_offset[i] = 0xFFFFFFFF; 317 track->cb_color_tile_bo[i] = NULL; 318 track->cb_color_tile_offset[i] = 0xFFFFFFFF; 319 track->cb_color_mask[i] = 0xFFFFFFFF; 320 } 321 track->is_resolve = false; 322 track->nsamples = 16; 323 track->log_nsamples = 4; 324 track->cb_target_mask = 0xFFFFFFFF; 325 track->cb_shader_mask = 0xFFFFFFFF; 326 track->cb_dirty = true; 327 track->db_bo = NULL; 328 track->db_bo_mc = 0xFFFFFFFF; 329 /* assume the biggest format and that htile is enabled */ 330 track->db_depth_info = 7 | (1 << 25); 331 track->db_depth_view = 0xFFFFC000; 332 track->db_depth_size = 0xFFFFFFFF; 333 track->db_depth_size_idx = 0; 334 track->db_depth_control = 0xFFFFFFFF; 335 track->db_dirty = true; 336 track->htile_bo = NULL; 337 track->htile_offset = 0xFFFFFFFF; 338 track->htile_surface = 0; 339 340 for (i = 0; i < 4; i++) { 341 track->vgt_strmout_size[i] = 0; 342 track->vgt_strmout_bo[i] = NULL; 343 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF; 344 track->vgt_strmout_bo_mc[i] = 0xFFFFFFFF; 345 } 346 track->streamout_dirty = true; 347 track->sx_misc_kill_all_prims = false; 348 } 349 350 static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) 351 { 352 struct r600_cs_track *track = p->track; 353 u32 slice_tile_max, size, tmp; 354 u32 height, height_align, pitch, pitch_align, depth_align; 355 u64 base_offset, base_align; 356 struct array_mode_checker array_check; 357 volatile u32 *ib = p->ib.ptr; 358 unsigned array_mode; 359 u32 format; 360 /* When resolve is used, the second colorbuffer has always 1 sample. */ 361 unsigned nsamples = track->is_resolve && i == 1 ? 1 : track->nsamples; 362 363 size = radeon_bo_size(track->cb_color_bo[i]) - track->cb_color_bo_offset[i]; 364 format = G_0280A0_FORMAT(track->cb_color_info[i]); 365 if (!r600_fmt_is_valid_color(format)) { 366 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08X)\n", 367 __func__, __LINE__, format, 368 i, track->cb_color_info[i]); 369 return -EINVAL; 370 } 371 /* pitch in pixels */ 372 pitch = (G_028060_PITCH_TILE_MAX(track->cb_color_size[i]) + 1) * 8; 373 slice_tile_max = G_028060_SLICE_TILE_MAX(track->cb_color_size[i]) + 1; 374 slice_tile_max *= 64; 375 height = slice_tile_max / pitch; 376 if (height > 8192) 377 height = 8192; 378 array_mode = G_0280A0_ARRAY_MODE(track->cb_color_info[i]); 379 380 base_offset = track->cb_color_bo_mc[i] + track->cb_color_bo_offset[i]; 381 array_check.array_mode = array_mode; 382 array_check.group_size = track->group_size; 383 array_check.nbanks = track->nbanks; 384 array_check.npipes = track->npipes; 385 array_check.nsamples = nsamples; 386 array_check.blocksize = r600_fmt_get_blocksize(format); 387 if (r600_get_array_mode_alignment(&array_check, 388 &pitch_align, &height_align, &depth_align, &base_align)) { 389 dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__, 390 G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i, 391 track->cb_color_info[i]); 392 return -EINVAL; 393 } 394 switch (array_mode) { 395 case V_0280A0_ARRAY_LINEAR_GENERAL: 396 break; 397 case V_0280A0_ARRAY_LINEAR_ALIGNED: 398 break; 399 case V_0280A0_ARRAY_1D_TILED_THIN1: 400 /* avoid breaking userspace */ 401 if (height > 7) 402 height &= ~0x7; 403 break; 404 case V_0280A0_ARRAY_2D_TILED_THIN1: 405 break; 406 default: 407 dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__, 408 G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i, 409 track->cb_color_info[i]); 410 return -EINVAL; 411 } 412 413 if (!IS_ALIGNED(pitch, pitch_align)) { 414 dev_warn(p->dev, "%s:%d cb pitch (%d, 0x%x, %d) invalid\n", 415 __func__, __LINE__, pitch, pitch_align, array_mode); 416 return -EINVAL; 417 } 418 if (!IS_ALIGNED(height, height_align)) { 419 dev_warn(p->dev, "%s:%d cb height (%d, 0x%x, %d) invalid\n", 420 __func__, __LINE__, height, height_align, array_mode); 421 return -EINVAL; 422 } 423 if (!IS_ALIGNED(base_offset, base_align)) { 424 dev_warn(p->dev, "%s offset[%d] 0x%llx 0x%llx, %d not aligned\n", __func__, i, 425 base_offset, base_align, array_mode); 426 return -EINVAL; 427 } 428 429 /* check offset */ 430 tmp = r600_fmt_get_nblocksy(format, height) * r600_fmt_get_nblocksx(format, pitch) * 431 r600_fmt_get_blocksize(format) * nsamples; 432 switch (array_mode) { 433 default: 434 case V_0280A0_ARRAY_LINEAR_GENERAL: 435 case V_0280A0_ARRAY_LINEAR_ALIGNED: 436 tmp += track->cb_color_view[i] & 0xFF; 437 break; 438 case V_0280A0_ARRAY_1D_TILED_THIN1: 439 case V_0280A0_ARRAY_2D_TILED_THIN1: 440 tmp += G_028080_SLICE_MAX(track->cb_color_view[i]) * tmp; 441 break; 442 } 443 if ((tmp + track->cb_color_bo_offset[i]) > radeon_bo_size(track->cb_color_bo[i])) { 444 if (array_mode == V_0280A0_ARRAY_LINEAR_GENERAL) { 445 /* the initial DDX does bad things with the CB size occasionally */ 446 /* it rounds up height too far for slice tile max but the BO is smaller */ 447 /* r600c,g also seem to flush at bad times in some apps resulting in 448 * bogus values here. So for linear just allow anything to avoid breaking 449 * broken userspace. 450 */ 451 } else { 452 dev_warn(p->dev, "%s offset[%d] %d %llu %d %lu too big (%d %d) (%d %d %d)\n", 453 __func__, i, array_mode, 454 track->cb_color_bo_offset[i], tmp, 455 radeon_bo_size(track->cb_color_bo[i]), 456 pitch, height, r600_fmt_get_nblocksx(format, pitch), 457 r600_fmt_get_nblocksy(format, height), 458 r600_fmt_get_blocksize(format)); 459 return -EINVAL; 460 } 461 } 462 /* limit max tile */ 463 tmp = (height * pitch) >> 6; 464 if (tmp < slice_tile_max) 465 slice_tile_max = tmp; 466 tmp = S_028060_PITCH_TILE_MAX((pitch / 8) - 1) | 467 S_028060_SLICE_TILE_MAX(slice_tile_max - 1); 468 ib[track->cb_color_size_idx[i]] = tmp; 469 470 /* FMASK/CMASK */ 471 switch (G_0280A0_TILE_MODE(track->cb_color_info[i])) { 472 case V_0280A0_TILE_DISABLE: 473 break; 474 case V_0280A0_FRAG_ENABLE: 475 if (track->nsamples > 1) { 476 uint32_t tile_max = G_028100_FMASK_TILE_MAX(track->cb_color_mask[i]); 477 /* the tile size is 8x8, but the size is in units of bits. 478 * for bytes, do just * 8. */ 479 uint32_t bytes = track->nsamples * track->log_nsamples * 8 * (tile_max + 1); 480 481 if (bytes + track->cb_color_frag_offset[i] > 482 radeon_bo_size(track->cb_color_frag_bo[i])) { 483 dev_warn(p->dev, "%s FMASK_TILE_MAX too large " 484 "(tile_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n", 485 __func__, tile_max, bytes, 486 track->cb_color_frag_offset[i], 487 radeon_bo_size(track->cb_color_frag_bo[i])); 488 return -EINVAL; 489 } 490 } 491 /* fall through */ 492 case V_0280A0_CLEAR_ENABLE: 493 { 494 uint32_t block_max = G_028100_CMASK_BLOCK_MAX(track->cb_color_mask[i]); 495 /* One block = 128x128 pixels, one 8x8 tile has 4 bits.. 496 * (128*128) / (8*8) / 2 = 128 bytes per block. */ 497 uint32_t bytes = (block_max + 1) * 128; 498 499 if (bytes + track->cb_color_tile_offset[i] > 500 radeon_bo_size(track->cb_color_tile_bo[i])) { 501 dev_warn(p->dev, "%s CMASK_BLOCK_MAX too large " 502 "(block_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n", 503 __func__, block_max, bytes, 504 track->cb_color_tile_offset[i], 505 radeon_bo_size(track->cb_color_tile_bo[i])); 506 return -EINVAL; 507 } 508 break; 509 } 510 default: 511 dev_warn(p->dev, "%s invalid tile mode\n", __func__); 512 return -EINVAL; 513 } 514 return 0; 515 } 516 517 static int r600_cs_track_validate_db(struct radeon_cs_parser *p) 518 { 519 struct r600_cs_track *track = p->track; 520 u32 nviews, bpe, ntiles, size, slice_tile_max, tmp; 521 u32 height_align, pitch_align, depth_align; 522 u32 pitch = 8192; 523 u32 height = 8192; 524 u64 base_offset, base_align; 525 struct array_mode_checker array_check; 526 int array_mode; 527 volatile u32 *ib = p->ib.ptr; 528 529 530 if (track->db_bo == NULL) { 531 dev_warn(p->dev, "z/stencil with no depth buffer\n"); 532 return -EINVAL; 533 } 534 switch (G_028010_FORMAT(track->db_depth_info)) { 535 case V_028010_DEPTH_16: 536 bpe = 2; 537 break; 538 case V_028010_DEPTH_X8_24: 539 case V_028010_DEPTH_8_24: 540 case V_028010_DEPTH_X8_24_FLOAT: 541 case V_028010_DEPTH_8_24_FLOAT: 542 case V_028010_DEPTH_32_FLOAT: 543 bpe = 4; 544 break; 545 case V_028010_DEPTH_X24_8_32_FLOAT: 546 bpe = 8; 547 break; 548 default: 549 dev_warn(p->dev, "z/stencil with invalid format %d\n", G_028010_FORMAT(track->db_depth_info)); 550 return -EINVAL; 551 } 552 if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) { 553 if (!track->db_depth_size_idx) { 554 dev_warn(p->dev, "z/stencil buffer size not set\n"); 555 return -EINVAL; 556 } 557 tmp = radeon_bo_size(track->db_bo) - track->db_offset; 558 tmp = (tmp / bpe) >> 6; 559 if (!tmp) { 560 dev_warn(p->dev, "z/stencil buffer too small (0x%08X %d %d %ld)\n", 561 track->db_depth_size, bpe, track->db_offset, 562 radeon_bo_size(track->db_bo)); 563 return -EINVAL; 564 } 565 ib[track->db_depth_size_idx] = S_028000_SLICE_TILE_MAX(tmp - 1) | (track->db_depth_size & 0x3FF); 566 } else { 567 size = radeon_bo_size(track->db_bo); 568 /* pitch in pixels */ 569 pitch = (G_028000_PITCH_TILE_MAX(track->db_depth_size) + 1) * 8; 570 slice_tile_max = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; 571 slice_tile_max *= 64; 572 height = slice_tile_max / pitch; 573 if (height > 8192) 574 height = 8192; 575 base_offset = track->db_bo_mc + track->db_offset; 576 array_mode = G_028010_ARRAY_MODE(track->db_depth_info); 577 array_check.array_mode = array_mode; 578 array_check.group_size = track->group_size; 579 array_check.nbanks = track->nbanks; 580 array_check.npipes = track->npipes; 581 array_check.nsamples = track->nsamples; 582 array_check.blocksize = bpe; 583 if (r600_get_array_mode_alignment(&array_check, 584 &pitch_align, &height_align, &depth_align, &base_align)) { 585 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, 586 G_028010_ARRAY_MODE(track->db_depth_info), 587 track->db_depth_info); 588 return -EINVAL; 589 } 590 switch (array_mode) { 591 case V_028010_ARRAY_1D_TILED_THIN1: 592 /* don't break userspace */ 593 height &= ~0x7; 594 break; 595 case V_028010_ARRAY_2D_TILED_THIN1: 596 break; 597 default: 598 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, 599 G_028010_ARRAY_MODE(track->db_depth_info), 600 track->db_depth_info); 601 return -EINVAL; 602 } 603 604 if (!IS_ALIGNED(pitch, pitch_align)) { 605 dev_warn(p->dev, "%s:%d db pitch (%d, 0x%x, %d) invalid\n", 606 __func__, __LINE__, pitch, pitch_align, array_mode); 607 return -EINVAL; 608 } 609 if (!IS_ALIGNED(height, height_align)) { 610 dev_warn(p->dev, "%s:%d db height (%d, 0x%x, %d) invalid\n", 611 __func__, __LINE__, height, height_align, array_mode); 612 return -EINVAL; 613 } 614 if (!IS_ALIGNED(base_offset, base_align)) { 615 dev_warn(p->dev, "%s offset 0x%llx, 0x%llx, %d not aligned\n", __func__, 616 base_offset, base_align, array_mode); 617 return -EINVAL; 618 } 619 620 ntiles = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; 621 nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1; 622 tmp = ntiles * bpe * 64 * nviews * track->nsamples; 623 if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) { 624 dev_warn(p->dev, "z/stencil buffer (%d) too small (0x%08X %d %d %d -> %u have %lu)\n", 625 array_mode, 626 track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset, 627 radeon_bo_size(track->db_bo)); 628 return -EINVAL; 629 } 630 } 631 632 /* hyperz */ 633 if (G_028010_TILE_SURFACE_ENABLE(track->db_depth_info)) { 634 unsigned long size; 635 unsigned nbx, nby; 636 637 if (track->htile_bo == NULL) { 638 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n", 639 __func__, __LINE__, track->db_depth_info); 640 return -EINVAL; 641 } 642 if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) { 643 dev_warn(p->dev, "%s:%d htile can't be enabled with bogus db_depth_size 0x%08x\n", 644 __func__, __LINE__, track->db_depth_size); 645 return -EINVAL; 646 } 647 648 nbx = pitch; 649 nby = height; 650 if (G_028D24_LINEAR(track->htile_surface)) { 651 /* nbx must be 16 htiles aligned == 16 * 8 pixel aligned */ 652 nbx = round_up(nbx, 16 * 8); 653 /* nby is npipes htiles aligned == npipes * 8 pixel aligned */ 654 nby = round_up(nby, track->npipes * 8); 655 } else { 656 /* always assume 8x8 htile */ 657 /* align is htile align * 8, htile align vary according to 658 * number of pipe and tile width and nby 659 */ 660 switch (track->npipes) { 661 case 8: 662 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 663 nbx = round_up(nbx, 64 * 8); 664 nby = round_up(nby, 64 * 8); 665 break; 666 case 4: 667 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 668 nbx = round_up(nbx, 64 * 8); 669 nby = round_up(nby, 32 * 8); 670 break; 671 case 2: 672 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 673 nbx = round_up(nbx, 32 * 8); 674 nby = round_up(nby, 32 * 8); 675 break; 676 case 1: 677 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 678 nbx = round_up(nbx, 32 * 8); 679 nby = round_up(nby, 16 * 8); 680 break; 681 default: 682 dev_warn(p->dev, "%s:%d invalid num pipes %d\n", 683 __func__, __LINE__, track->npipes); 684 return -EINVAL; 685 } 686 } 687 /* compute number of htile */ 688 nbx = nbx >> 3; 689 nby = nby >> 3; 690 /* size must be aligned on npipes * 2K boundary */ 691 size = roundup(nbx * nby * 4, track->npipes * (2 << 10)); 692 size += track->htile_offset; 693 694 if (size > radeon_bo_size(track->htile_bo)) { 695 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n", 696 __func__, __LINE__, radeon_bo_size(track->htile_bo), 697 size, nbx, nby); 698 return -EINVAL; 699 } 700 } 701 702 track->db_dirty = false; 703 return 0; 704 } 705 706 static int r600_cs_track_check(struct radeon_cs_parser *p) 707 { 708 struct r600_cs_track *track = p->track; 709 u32 tmp; 710 int r, i; 711 712 /* on legacy kernel we don't perform advanced check */ 713 if (p->rdev == NULL) 714 return 0; 715 716 /* check streamout */ 717 if (track->streamout_dirty && track->vgt_strmout_en) { 718 for (i = 0; i < 4; i++) { 719 if (track->vgt_strmout_buffer_en & (1 << i)) { 720 if (track->vgt_strmout_bo[i]) { 721 u64 offset = (u64)track->vgt_strmout_bo_offset[i] + 722 (u64)track->vgt_strmout_size[i]; 723 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) { 724 DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n", 725 i, offset, 726 radeon_bo_size(track->vgt_strmout_bo[i])); 727 return -EINVAL; 728 } 729 } else { 730 dev_warn(p->dev, "No buffer for streamout %d\n", i); 731 return -EINVAL; 732 } 733 } 734 } 735 track->streamout_dirty = false; 736 } 737 738 if (track->sx_misc_kill_all_prims) 739 return 0; 740 741 /* check that we have a cb for each enabled target, we don't check 742 * shader_mask because it seems mesa isn't always setting it :( 743 */ 744 if (track->cb_dirty) { 745 tmp = track->cb_target_mask; 746 747 /* We must check both colorbuffers for RESOLVE. */ 748 if (track->is_resolve) { 749 tmp |= 0xff; 750 } 751 752 for (i = 0; i < 8; i++) { 753 u32 format = G_0280A0_FORMAT(track->cb_color_info[i]); 754 755 if (format != V_0280A0_COLOR_INVALID && 756 (tmp >> (i * 4)) & 0xF) { 757 /* at least one component is enabled */ 758 if (track->cb_color_bo[i] == NULL) { 759 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n", 760 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i); 761 return -EINVAL; 762 } 763 /* perform rewrite of CB_COLOR[0-7]_SIZE */ 764 r = r600_cs_track_validate_cb(p, i); 765 if (r) 766 return r; 767 } 768 } 769 track->cb_dirty = false; 770 } 771 772 /* Check depth buffer */ 773 if (track->db_dirty && 774 G_028010_FORMAT(track->db_depth_info) != V_028010_DEPTH_INVALID && 775 (G_028800_STENCIL_ENABLE(track->db_depth_control) || 776 G_028800_Z_ENABLE(track->db_depth_control))) { 777 r = r600_cs_track_validate_db(p); 778 if (r) 779 return r; 780 } 781 782 return 0; 783 } 784 785 /** 786 * r600_cs_packet_parse_vline() - parse userspace VLINE packet 787 * @parser: parser structure holding parsing context. 788 * 789 * This is an R600-specific function for parsing VLINE packets. 790 * Real work is done by r600_cs_common_vline_parse function. 791 * Here we just set up ASIC-specific register table and call 792 * the common implementation function. 793 */ 794 static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p) 795 { 796 static uint32_t vline_start_end[2] = {AVIVO_D1MODE_VLINE_START_END, 797 AVIVO_D2MODE_VLINE_START_END}; 798 static uint32_t vline_status[2] = {AVIVO_D1MODE_VLINE_STATUS, 799 AVIVO_D2MODE_VLINE_STATUS}; 800 801 return r600_cs_common_vline_parse(p, vline_start_end, vline_status); 802 } 803 804 /** 805 * r600_cs_common_vline_parse() - common vline parser 806 * @parser: parser structure holding parsing context. 807 * @vline_start_end: table of vline_start_end registers 808 * @vline_status: table of vline_status registers 809 * 810 * Userspace sends a special sequence for VLINE waits. 811 * PACKET0 - VLINE_START_END + value 812 * PACKET3 - WAIT_REG_MEM poll vline status reg 813 * RELOC (P3) - crtc_id in reloc. 814 * 815 * This function parses this and relocates the VLINE START END 816 * and WAIT_REG_MEM packets to the correct crtc. 817 * It also detects a switched off crtc and nulls out the 818 * wait in that case. This function is common for all ASICs that 819 * are R600 and newer. The parsing algorithm is the same, and only 820 * differs in which registers are used. 821 * 822 * Caller is the ASIC-specific function which passes the parser 823 * context and ASIC-specific register table 824 */ 825 int r600_cs_common_vline_parse(struct radeon_cs_parser *p, 826 uint32_t *vline_start_end, 827 uint32_t *vline_status) 828 { 829 struct drm_crtc *crtc; 830 struct radeon_crtc *radeon_crtc; 831 struct radeon_cs_packet p3reloc, wait_reg_mem; 832 int crtc_id; 833 int r; 834 uint32_t header, h_idx, reg, wait_reg_mem_info; 835 volatile uint32_t *ib; 836 837 ib = p->ib.ptr; 838 839 /* parse the WAIT_REG_MEM */ 840 r = radeon_cs_packet_parse(p, &wait_reg_mem, p->idx); 841 if (r) 842 return r; 843 844 /* check its a WAIT_REG_MEM */ 845 if (wait_reg_mem.type != RADEON_PACKET_TYPE3 || 846 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) { 847 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n"); 848 return -EINVAL; 849 } 850 851 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1); 852 /* bit 4 is reg (0) or mem (1) */ 853 if (wait_reg_mem_info & 0x10) { 854 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM instead of REG\n"); 855 return -EINVAL; 856 } 857 /* bit 8 is me (0) or pfp (1) */ 858 if (wait_reg_mem_info & 0x100) { 859 DRM_ERROR("vline WAIT_REG_MEM waiting on PFP instead of ME\n"); 860 return -EINVAL; 861 } 862 /* waiting for value to be equal */ 863 if ((wait_reg_mem_info & 0x7) != 0x3) { 864 DRM_ERROR("vline WAIT_REG_MEM function not equal\n"); 865 return -EINVAL; 866 } 867 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != vline_status[0]) { 868 DRM_ERROR("vline WAIT_REG_MEM bad reg\n"); 869 return -EINVAL; 870 } 871 872 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != RADEON_VLINE_STAT) { 873 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n"); 874 return -EINVAL; 875 } 876 877 /* jump over the NOP */ 878 r = radeon_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2); 879 if (r) 880 return r; 881 882 h_idx = p->idx - 2; 883 p->idx += wait_reg_mem.count + 2; 884 p->idx += p3reloc.count + 2; 885 886 header = radeon_get_ib_value(p, h_idx); 887 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1); 888 reg = R600_CP_PACKET0_GET_REG(header); 889 890 crtc = drm_crtc_find(p->rdev->ddev, crtc_id); 891 if (!crtc) { 892 DRM_ERROR("cannot find crtc %d\n", crtc_id); 893 return -ENOENT; 894 } 895 radeon_crtc = to_radeon_crtc(crtc); 896 crtc_id = radeon_crtc->crtc_id; 897 898 if (!crtc->enabled) { 899 /* CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */ 900 ib[h_idx + 2] = PACKET2(0); 901 ib[h_idx + 3] = PACKET2(0); 902 ib[h_idx + 4] = PACKET2(0); 903 ib[h_idx + 5] = PACKET2(0); 904 ib[h_idx + 6] = PACKET2(0); 905 ib[h_idx + 7] = PACKET2(0); 906 ib[h_idx + 8] = PACKET2(0); 907 } else if (reg == vline_start_end[0]) { 908 header &= ~R600_CP_PACKET0_REG_MASK; 909 header |= vline_start_end[crtc_id] >> 2; 910 ib[h_idx] = header; 911 ib[h_idx + 4] = vline_status[crtc_id] >> 2; 912 } else { 913 DRM_ERROR("unknown crtc reloc\n"); 914 return -EINVAL; 915 } 916 return 0; 917 } 918 919 static int r600_packet0_check(struct radeon_cs_parser *p, 920 struct radeon_cs_packet *pkt, 921 unsigned idx, unsigned reg) 922 { 923 int r; 924 925 switch (reg) { 926 case AVIVO_D1MODE_VLINE_START_END: 927 r = r600_cs_packet_parse_vline(p); 928 if (r) { 929 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 930 idx, reg); 931 return r; 932 } 933 break; 934 default: 935 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", 936 reg, idx); 937 return -EINVAL; 938 } 939 return 0; 940 } 941 942 static int r600_cs_parse_packet0(struct radeon_cs_parser *p, 943 struct radeon_cs_packet *pkt) 944 { 945 unsigned reg, i; 946 unsigned idx; 947 int r; 948 949 idx = pkt->idx + 1; 950 reg = pkt->reg; 951 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) { 952 r = r600_packet0_check(p, pkt, idx, reg); 953 if (r) { 954 return r; 955 } 956 } 957 return 0; 958 } 959 960 /** 961 * r600_cs_check_reg() - check if register is authorized or not 962 * @parser: parser structure holding parsing context 963 * @reg: register we are testing 964 * @idx: index into the cs buffer 965 * 966 * This function will test against r600_reg_safe_bm and return 0 967 * if register is safe. If register is not flag as safe this function 968 * will test it against a list of register needind special handling. 969 */ 970 static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 971 { 972 struct r600_cs_track *track = (struct r600_cs_track *)p->track; 973 struct radeon_bo_list *reloc; 974 u32 m, i, tmp, *ib; 975 int r; 976 977 i = (reg >> 7); 978 if (i >= ARRAY_SIZE(r600_reg_safe_bm)) { 979 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 980 return -EINVAL; 981 } 982 m = 1 << ((reg >> 2) & 31); 983 if (!(r600_reg_safe_bm[i] & m)) 984 return 0; 985 ib = p->ib.ptr; 986 switch (reg) { 987 /* force following reg to 0 in an attempt to disable out buffer 988 * which will need us to better understand how it works to perform 989 * security check on it (Jerome) 990 */ 991 case R_0288A8_SQ_ESGS_RING_ITEMSIZE: 992 case R_008C44_SQ_ESGS_RING_SIZE: 993 case R_0288B0_SQ_ESTMP_RING_ITEMSIZE: 994 case R_008C54_SQ_ESTMP_RING_SIZE: 995 case R_0288C0_SQ_FBUF_RING_ITEMSIZE: 996 case R_008C74_SQ_FBUF_RING_SIZE: 997 case R_0288B4_SQ_GSTMP_RING_ITEMSIZE: 998 case R_008C5C_SQ_GSTMP_RING_SIZE: 999 case R_0288AC_SQ_GSVS_RING_ITEMSIZE: 1000 case R_008C4C_SQ_GSVS_RING_SIZE: 1001 case R_0288BC_SQ_PSTMP_RING_ITEMSIZE: 1002 case R_008C6C_SQ_PSTMP_RING_SIZE: 1003 case R_0288C4_SQ_REDUC_RING_ITEMSIZE: 1004 case R_008C7C_SQ_REDUC_RING_SIZE: 1005 case R_0288B8_SQ_VSTMP_RING_ITEMSIZE: 1006 case R_008C64_SQ_VSTMP_RING_SIZE: 1007 case R_0288C8_SQ_GS_VERT_ITEMSIZE: 1008 /* get value to populate the IB don't remove */ 1009 /*tmp =radeon_get_ib_value(p, idx); 1010 ib[idx] = 0;*/ 1011 break; 1012 case SQ_ESGS_RING_BASE: 1013 case SQ_GSVS_RING_BASE: 1014 case SQ_ESTMP_RING_BASE: 1015 case SQ_GSTMP_RING_BASE: 1016 case SQ_PSTMP_RING_BASE: 1017 case SQ_VSTMP_RING_BASE: 1018 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1019 if (r) { 1020 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1021 "0x%04X\n", reg); 1022 return -EINVAL; 1023 } 1024 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1025 break; 1026 case SQ_CONFIG: 1027 track->sq_config = radeon_get_ib_value(p, idx); 1028 break; 1029 case R_028800_DB_DEPTH_CONTROL: 1030 track->db_depth_control = radeon_get_ib_value(p, idx); 1031 track->db_dirty = true; 1032 break; 1033 case R_028010_DB_DEPTH_INFO: 1034 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) && 1035 radeon_cs_packet_next_is_pkt3_nop(p)) { 1036 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1037 if (r) { 1038 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1039 "0x%04X\n", reg); 1040 return -EINVAL; 1041 } 1042 track->db_depth_info = radeon_get_ib_value(p, idx); 1043 ib[idx] &= C_028010_ARRAY_MODE; 1044 track->db_depth_info &= C_028010_ARRAY_MODE; 1045 if (reloc->tiling_flags & RADEON_TILING_MACRO) { 1046 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1); 1047 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1); 1048 } else { 1049 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1); 1050 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1); 1051 } 1052 } else { 1053 track->db_depth_info = radeon_get_ib_value(p, idx); 1054 } 1055 track->db_dirty = true; 1056 break; 1057 case R_028004_DB_DEPTH_VIEW: 1058 track->db_depth_view = radeon_get_ib_value(p, idx); 1059 track->db_dirty = true; 1060 break; 1061 case R_028000_DB_DEPTH_SIZE: 1062 track->db_depth_size = radeon_get_ib_value(p, idx); 1063 track->db_depth_size_idx = idx; 1064 track->db_dirty = true; 1065 break; 1066 case R_028AB0_VGT_STRMOUT_EN: 1067 track->vgt_strmout_en = radeon_get_ib_value(p, idx); 1068 track->streamout_dirty = true; 1069 break; 1070 case R_028B20_VGT_STRMOUT_BUFFER_EN: 1071 track->vgt_strmout_buffer_en = radeon_get_ib_value(p, idx); 1072 track->streamout_dirty = true; 1073 break; 1074 case VGT_STRMOUT_BUFFER_BASE_0: 1075 case VGT_STRMOUT_BUFFER_BASE_1: 1076 case VGT_STRMOUT_BUFFER_BASE_2: 1077 case VGT_STRMOUT_BUFFER_BASE_3: 1078 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1079 if (r) { 1080 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1081 "0x%04X\n", reg); 1082 return -EINVAL; 1083 } 1084 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16; 1085 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1086 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1087 track->vgt_strmout_bo[tmp] = reloc->robj; 1088 track->vgt_strmout_bo_mc[tmp] = reloc->gpu_offset; 1089 track->streamout_dirty = true; 1090 break; 1091 case VGT_STRMOUT_BUFFER_SIZE_0: 1092 case VGT_STRMOUT_BUFFER_SIZE_1: 1093 case VGT_STRMOUT_BUFFER_SIZE_2: 1094 case VGT_STRMOUT_BUFFER_SIZE_3: 1095 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16; 1096 /* size in register is DWs, convert to bytes */ 1097 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4; 1098 track->streamout_dirty = true; 1099 break; 1100 case CP_COHER_BASE: 1101 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1102 if (r) { 1103 dev_warn(p->dev, "missing reloc for CP_COHER_BASE " 1104 "0x%04X\n", reg); 1105 return -EINVAL; 1106 } 1107 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1108 break; 1109 case R_028238_CB_TARGET_MASK: 1110 track->cb_target_mask = radeon_get_ib_value(p, idx); 1111 track->cb_dirty = true; 1112 break; 1113 case R_02823C_CB_SHADER_MASK: 1114 track->cb_shader_mask = radeon_get_ib_value(p, idx); 1115 break; 1116 case R_028C04_PA_SC_AA_CONFIG: 1117 tmp = G_028C04_MSAA_NUM_SAMPLES(radeon_get_ib_value(p, idx)); 1118 track->log_nsamples = tmp; 1119 track->nsamples = 1 << tmp; 1120 track->cb_dirty = true; 1121 break; 1122 case R_028808_CB_COLOR_CONTROL: 1123 tmp = G_028808_SPECIAL_OP(radeon_get_ib_value(p, idx)); 1124 track->is_resolve = tmp == V_028808_SPECIAL_RESOLVE_BOX; 1125 track->cb_dirty = true; 1126 break; 1127 case R_0280A0_CB_COLOR0_INFO: 1128 case R_0280A4_CB_COLOR1_INFO: 1129 case R_0280A8_CB_COLOR2_INFO: 1130 case R_0280AC_CB_COLOR3_INFO: 1131 case R_0280B0_CB_COLOR4_INFO: 1132 case R_0280B4_CB_COLOR5_INFO: 1133 case R_0280B8_CB_COLOR6_INFO: 1134 case R_0280BC_CB_COLOR7_INFO: 1135 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) && 1136 radeon_cs_packet_next_is_pkt3_nop(p)) { 1137 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1138 if (r) { 1139 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1140 return -EINVAL; 1141 } 1142 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4; 1143 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1144 if (reloc->tiling_flags & RADEON_TILING_MACRO) { 1145 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1); 1146 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1); 1147 } else if (reloc->tiling_flags & RADEON_TILING_MICRO) { 1148 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1); 1149 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1); 1150 } 1151 } else { 1152 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4; 1153 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1154 } 1155 track->cb_dirty = true; 1156 break; 1157 case R_028080_CB_COLOR0_VIEW: 1158 case R_028084_CB_COLOR1_VIEW: 1159 case R_028088_CB_COLOR2_VIEW: 1160 case R_02808C_CB_COLOR3_VIEW: 1161 case R_028090_CB_COLOR4_VIEW: 1162 case R_028094_CB_COLOR5_VIEW: 1163 case R_028098_CB_COLOR6_VIEW: 1164 case R_02809C_CB_COLOR7_VIEW: 1165 tmp = (reg - R_028080_CB_COLOR0_VIEW) / 4; 1166 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1167 track->cb_dirty = true; 1168 break; 1169 case R_028060_CB_COLOR0_SIZE: 1170 case R_028064_CB_COLOR1_SIZE: 1171 case R_028068_CB_COLOR2_SIZE: 1172 case R_02806C_CB_COLOR3_SIZE: 1173 case R_028070_CB_COLOR4_SIZE: 1174 case R_028074_CB_COLOR5_SIZE: 1175 case R_028078_CB_COLOR6_SIZE: 1176 case R_02807C_CB_COLOR7_SIZE: 1177 tmp = (reg - R_028060_CB_COLOR0_SIZE) / 4; 1178 track->cb_color_size[tmp] = radeon_get_ib_value(p, idx); 1179 track->cb_color_size_idx[tmp] = idx; 1180 track->cb_dirty = true; 1181 break; 1182 /* This register were added late, there is userspace 1183 * which does provide relocation for those but set 1184 * 0 offset. In order to avoid breaking old userspace 1185 * we detect this and set address to point to last 1186 * CB_COLOR0_BASE, note that if userspace doesn't set 1187 * CB_COLOR0_BASE before this register we will report 1188 * error. Old userspace always set CB_COLOR0_BASE 1189 * before any of this. 1190 */ 1191 case R_0280E0_CB_COLOR0_FRAG: 1192 case R_0280E4_CB_COLOR1_FRAG: 1193 case R_0280E8_CB_COLOR2_FRAG: 1194 case R_0280EC_CB_COLOR3_FRAG: 1195 case R_0280F0_CB_COLOR4_FRAG: 1196 case R_0280F4_CB_COLOR5_FRAG: 1197 case R_0280F8_CB_COLOR6_FRAG: 1198 case R_0280FC_CB_COLOR7_FRAG: 1199 tmp = (reg - R_0280E0_CB_COLOR0_FRAG) / 4; 1200 if (!radeon_cs_packet_next_is_pkt3_nop(p)) { 1201 if (!track->cb_color_base_last[tmp]) { 1202 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg); 1203 return -EINVAL; 1204 } 1205 track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp]; 1206 track->cb_color_frag_offset[tmp] = track->cb_color_bo_offset[tmp]; 1207 ib[idx] = track->cb_color_base_last[tmp]; 1208 } else { 1209 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1210 if (r) { 1211 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1212 return -EINVAL; 1213 } 1214 track->cb_color_frag_bo[tmp] = reloc->robj; 1215 track->cb_color_frag_offset[tmp] = (u64)ib[idx] << 8; 1216 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1217 } 1218 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { 1219 track->cb_dirty = true; 1220 } 1221 break; 1222 case R_0280C0_CB_COLOR0_TILE: 1223 case R_0280C4_CB_COLOR1_TILE: 1224 case R_0280C8_CB_COLOR2_TILE: 1225 case R_0280CC_CB_COLOR3_TILE: 1226 case R_0280D0_CB_COLOR4_TILE: 1227 case R_0280D4_CB_COLOR5_TILE: 1228 case R_0280D8_CB_COLOR6_TILE: 1229 case R_0280DC_CB_COLOR7_TILE: 1230 tmp = (reg - R_0280C0_CB_COLOR0_TILE) / 4; 1231 if (!radeon_cs_packet_next_is_pkt3_nop(p)) { 1232 if (!track->cb_color_base_last[tmp]) { 1233 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg); 1234 return -EINVAL; 1235 } 1236 track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp]; 1237 track->cb_color_tile_offset[tmp] = track->cb_color_bo_offset[tmp]; 1238 ib[idx] = track->cb_color_base_last[tmp]; 1239 } else { 1240 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1241 if (r) { 1242 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1243 return -EINVAL; 1244 } 1245 track->cb_color_tile_bo[tmp] = reloc->robj; 1246 track->cb_color_tile_offset[tmp] = (u64)ib[idx] << 8; 1247 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1248 } 1249 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { 1250 track->cb_dirty = true; 1251 } 1252 break; 1253 case R_028100_CB_COLOR0_MASK: 1254 case R_028104_CB_COLOR1_MASK: 1255 case R_028108_CB_COLOR2_MASK: 1256 case R_02810C_CB_COLOR3_MASK: 1257 case R_028110_CB_COLOR4_MASK: 1258 case R_028114_CB_COLOR5_MASK: 1259 case R_028118_CB_COLOR6_MASK: 1260 case R_02811C_CB_COLOR7_MASK: 1261 tmp = (reg - R_028100_CB_COLOR0_MASK) / 4; 1262 track->cb_color_mask[tmp] = radeon_get_ib_value(p, idx); 1263 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { 1264 track->cb_dirty = true; 1265 } 1266 break; 1267 case CB_COLOR0_BASE: 1268 case CB_COLOR1_BASE: 1269 case CB_COLOR2_BASE: 1270 case CB_COLOR3_BASE: 1271 case CB_COLOR4_BASE: 1272 case CB_COLOR5_BASE: 1273 case CB_COLOR6_BASE: 1274 case CB_COLOR7_BASE: 1275 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1276 if (r) { 1277 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1278 "0x%04X\n", reg); 1279 return -EINVAL; 1280 } 1281 tmp = (reg - CB_COLOR0_BASE) / 4; 1282 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1283 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1284 track->cb_color_base_last[tmp] = ib[idx]; 1285 track->cb_color_bo[tmp] = reloc->robj; 1286 track->cb_color_bo_mc[tmp] = reloc->gpu_offset; 1287 track->cb_dirty = true; 1288 break; 1289 case DB_DEPTH_BASE: 1290 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1291 if (r) { 1292 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1293 "0x%04X\n", reg); 1294 return -EINVAL; 1295 } 1296 track->db_offset = radeon_get_ib_value(p, idx) << 8; 1297 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1298 track->db_bo = reloc->robj; 1299 track->db_bo_mc = reloc->gpu_offset; 1300 track->db_dirty = true; 1301 break; 1302 case DB_HTILE_DATA_BASE: 1303 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1304 if (r) { 1305 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1306 "0x%04X\n", reg); 1307 return -EINVAL; 1308 } 1309 track->htile_offset = radeon_get_ib_value(p, idx) << 8; 1310 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1311 track->htile_bo = reloc->robj; 1312 track->db_dirty = true; 1313 break; 1314 case DB_HTILE_SURFACE: 1315 track->htile_surface = radeon_get_ib_value(p, idx); 1316 /* force 8x8 htile width and height */ 1317 ib[idx] |= 3; 1318 track->db_dirty = true; 1319 break; 1320 case SQ_PGM_START_FS: 1321 case SQ_PGM_START_ES: 1322 case SQ_PGM_START_VS: 1323 case SQ_PGM_START_GS: 1324 case SQ_PGM_START_PS: 1325 case SQ_ALU_CONST_CACHE_GS_0: 1326 case SQ_ALU_CONST_CACHE_GS_1: 1327 case SQ_ALU_CONST_CACHE_GS_2: 1328 case SQ_ALU_CONST_CACHE_GS_3: 1329 case SQ_ALU_CONST_CACHE_GS_4: 1330 case SQ_ALU_CONST_CACHE_GS_5: 1331 case SQ_ALU_CONST_CACHE_GS_6: 1332 case SQ_ALU_CONST_CACHE_GS_7: 1333 case SQ_ALU_CONST_CACHE_GS_8: 1334 case SQ_ALU_CONST_CACHE_GS_9: 1335 case SQ_ALU_CONST_CACHE_GS_10: 1336 case SQ_ALU_CONST_CACHE_GS_11: 1337 case SQ_ALU_CONST_CACHE_GS_12: 1338 case SQ_ALU_CONST_CACHE_GS_13: 1339 case SQ_ALU_CONST_CACHE_GS_14: 1340 case SQ_ALU_CONST_CACHE_GS_15: 1341 case SQ_ALU_CONST_CACHE_PS_0: 1342 case SQ_ALU_CONST_CACHE_PS_1: 1343 case SQ_ALU_CONST_CACHE_PS_2: 1344 case SQ_ALU_CONST_CACHE_PS_3: 1345 case SQ_ALU_CONST_CACHE_PS_4: 1346 case SQ_ALU_CONST_CACHE_PS_5: 1347 case SQ_ALU_CONST_CACHE_PS_6: 1348 case SQ_ALU_CONST_CACHE_PS_7: 1349 case SQ_ALU_CONST_CACHE_PS_8: 1350 case SQ_ALU_CONST_CACHE_PS_9: 1351 case SQ_ALU_CONST_CACHE_PS_10: 1352 case SQ_ALU_CONST_CACHE_PS_11: 1353 case SQ_ALU_CONST_CACHE_PS_12: 1354 case SQ_ALU_CONST_CACHE_PS_13: 1355 case SQ_ALU_CONST_CACHE_PS_14: 1356 case SQ_ALU_CONST_CACHE_PS_15: 1357 case SQ_ALU_CONST_CACHE_VS_0: 1358 case SQ_ALU_CONST_CACHE_VS_1: 1359 case SQ_ALU_CONST_CACHE_VS_2: 1360 case SQ_ALU_CONST_CACHE_VS_3: 1361 case SQ_ALU_CONST_CACHE_VS_4: 1362 case SQ_ALU_CONST_CACHE_VS_5: 1363 case SQ_ALU_CONST_CACHE_VS_6: 1364 case SQ_ALU_CONST_CACHE_VS_7: 1365 case SQ_ALU_CONST_CACHE_VS_8: 1366 case SQ_ALU_CONST_CACHE_VS_9: 1367 case SQ_ALU_CONST_CACHE_VS_10: 1368 case SQ_ALU_CONST_CACHE_VS_11: 1369 case SQ_ALU_CONST_CACHE_VS_12: 1370 case SQ_ALU_CONST_CACHE_VS_13: 1371 case SQ_ALU_CONST_CACHE_VS_14: 1372 case SQ_ALU_CONST_CACHE_VS_15: 1373 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1374 if (r) { 1375 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1376 "0x%04X\n", reg); 1377 return -EINVAL; 1378 } 1379 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1380 break; 1381 case SX_MEMORY_EXPORT_BASE: 1382 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1383 if (r) { 1384 dev_warn(p->dev, "bad SET_CONFIG_REG " 1385 "0x%04X\n", reg); 1386 return -EINVAL; 1387 } 1388 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1389 break; 1390 case SX_MISC: 1391 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0; 1392 break; 1393 default: 1394 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1395 return -EINVAL; 1396 } 1397 return 0; 1398 } 1399 1400 unsigned r600_mip_minify(unsigned size, unsigned level) 1401 { 1402 unsigned val; 1403 1404 val = max(1U, size >> level); 1405 if (level > 0) 1406 val = roundup_pow_of_two(val); 1407 return val; 1408 } 1409 1410 static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned llevel, 1411 unsigned w0, unsigned h0, unsigned d0, unsigned nsamples, unsigned format, 1412 unsigned block_align, unsigned height_align, unsigned base_align, 1413 unsigned *l0_size, unsigned *mipmap_size) 1414 { 1415 unsigned offset, i, level; 1416 unsigned width, height, depth, size; 1417 unsigned blocksize; 1418 unsigned nbx, nby; 1419 unsigned nlevels = llevel - blevel + 1; 1420 1421 *l0_size = -1; 1422 blocksize = r600_fmt_get_blocksize(format); 1423 1424 w0 = r600_mip_minify(w0, 0); 1425 h0 = r600_mip_minify(h0, 0); 1426 d0 = r600_mip_minify(d0, 0); 1427 for(i = 0, offset = 0, level = blevel; i < nlevels; i++, level++) { 1428 width = r600_mip_minify(w0, i); 1429 nbx = r600_fmt_get_nblocksx(format, width); 1430 1431 nbx = round_up(nbx, block_align); 1432 1433 height = r600_mip_minify(h0, i); 1434 nby = r600_fmt_get_nblocksy(format, height); 1435 nby = round_up(nby, height_align); 1436 1437 depth = r600_mip_minify(d0, i); 1438 1439 size = nbx * nby * blocksize * nsamples; 1440 if (nfaces) 1441 size *= nfaces; 1442 else 1443 size *= depth; 1444 1445 if (i == 0) 1446 *l0_size = size; 1447 1448 if (i == 0 || i == 1) 1449 offset = round_up(offset, base_align); 1450 1451 offset += size; 1452 } 1453 *mipmap_size = offset; 1454 if (llevel == 0) 1455 *mipmap_size = *l0_size; 1456 if (!blevel) 1457 *mipmap_size -= *l0_size; 1458 } 1459 1460 /** 1461 * r600_check_texture_resource() - check if register is authorized or not 1462 * @p: parser structure holding parsing context 1463 * @idx: index into the cs buffer 1464 * @texture: texture's bo structure 1465 * @mipmap: mipmap's bo structure 1466 * 1467 * This function will check that the resource has valid field and that 1468 * the texture and mipmap bo object are big enough to cover this resource. 1469 */ 1470 static int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx, 1471 struct radeon_bo *texture, 1472 struct radeon_bo *mipmap, 1473 u64 base_offset, 1474 u64 mip_offset, 1475 u32 tiling_flags) 1476 { 1477 struct r600_cs_track *track = p->track; 1478 u32 dim, nfaces, llevel, blevel, w0, h0, d0; 1479 u32 word0, word1, l0_size, mipmap_size, word2, word3, word4, word5; 1480 u32 height_align, pitch, pitch_align, depth_align; 1481 u32 barray, larray; 1482 u64 base_align; 1483 struct array_mode_checker array_check; 1484 u32 format; 1485 bool is_array; 1486 1487 /* on legacy kernel we don't perform advanced check */ 1488 if (p->rdev == NULL) 1489 return 0; 1490 1491 /* convert to bytes */ 1492 base_offset <<= 8; 1493 mip_offset <<= 8; 1494 1495 word0 = radeon_get_ib_value(p, idx + 0); 1496 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1497 if (tiling_flags & RADEON_TILING_MACRO) 1498 word0 |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1); 1499 else if (tiling_flags & RADEON_TILING_MICRO) 1500 word0 |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1); 1501 } 1502 word1 = radeon_get_ib_value(p, idx + 1); 1503 word2 = radeon_get_ib_value(p, idx + 2) << 8; 1504 word3 = radeon_get_ib_value(p, idx + 3) << 8; 1505 word4 = radeon_get_ib_value(p, idx + 4); 1506 word5 = radeon_get_ib_value(p, idx + 5); 1507 dim = G_038000_DIM(word0); 1508 w0 = G_038000_TEX_WIDTH(word0) + 1; 1509 pitch = (G_038000_PITCH(word0) + 1) * 8; 1510 h0 = G_038004_TEX_HEIGHT(word1) + 1; 1511 d0 = G_038004_TEX_DEPTH(word1); 1512 format = G_038004_DATA_FORMAT(word1); 1513 blevel = G_038010_BASE_LEVEL(word4); 1514 llevel = G_038014_LAST_LEVEL(word5); 1515 /* pitch in texels */ 1516 array_check.array_mode = G_038000_TILE_MODE(word0); 1517 array_check.group_size = track->group_size; 1518 array_check.nbanks = track->nbanks; 1519 array_check.npipes = track->npipes; 1520 array_check.nsamples = 1; 1521 array_check.blocksize = r600_fmt_get_blocksize(format); 1522 nfaces = 1; 1523 is_array = false; 1524 switch (dim) { 1525 case V_038000_SQ_TEX_DIM_1D: 1526 case V_038000_SQ_TEX_DIM_2D: 1527 case V_038000_SQ_TEX_DIM_3D: 1528 break; 1529 case V_038000_SQ_TEX_DIM_CUBEMAP: 1530 if (p->family >= CHIP_RV770) 1531 nfaces = 8; 1532 else 1533 nfaces = 6; 1534 break; 1535 case V_038000_SQ_TEX_DIM_1D_ARRAY: 1536 case V_038000_SQ_TEX_DIM_2D_ARRAY: 1537 is_array = true; 1538 break; 1539 case V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA: 1540 is_array = true; 1541 /* fall through */ 1542 case V_038000_SQ_TEX_DIM_2D_MSAA: 1543 array_check.nsamples = 1 << llevel; 1544 llevel = 0; 1545 break; 1546 default: 1547 dev_warn(p->dev, "this kernel doesn't support %d texture dim\n", G_038000_DIM(word0)); 1548 return -EINVAL; 1549 } 1550 if (!r600_fmt_is_valid_texture(format, p->family)) { 1551 dev_warn(p->dev, "%s:%d texture invalid format %d\n", 1552 __func__, __LINE__, format); 1553 return -EINVAL; 1554 } 1555 1556 if (r600_get_array_mode_alignment(&array_check, 1557 &pitch_align, &height_align, &depth_align, &base_align)) { 1558 dev_warn(p->dev, "%s:%d tex array mode (%d) invalid\n", 1559 __func__, __LINE__, G_038000_TILE_MODE(word0)); 1560 return -EINVAL; 1561 } 1562 1563 /* XXX check height as well... */ 1564 1565 if (!IS_ALIGNED(pitch, pitch_align)) { 1566 dev_warn(p->dev, "%s:%d tex pitch (%d, 0x%x, %d) invalid\n", 1567 __func__, __LINE__, pitch, pitch_align, G_038000_TILE_MODE(word0)); 1568 return -EINVAL; 1569 } 1570 if (!IS_ALIGNED(base_offset, base_align)) { 1571 dev_warn(p->dev, "%s:%d tex base offset (0x%llx, 0x%llx, %d) invalid\n", 1572 __func__, __LINE__, base_offset, base_align, G_038000_TILE_MODE(word0)); 1573 return -EINVAL; 1574 } 1575 if (!IS_ALIGNED(mip_offset, base_align)) { 1576 dev_warn(p->dev, "%s:%d tex mip offset (0x%llx, 0x%llx, %d) invalid\n", 1577 __func__, __LINE__, mip_offset, base_align, G_038000_TILE_MODE(word0)); 1578 return -EINVAL; 1579 } 1580 1581 if (blevel > llevel) { 1582 dev_warn(p->dev, "texture blevel %d > llevel %d\n", 1583 blevel, llevel); 1584 } 1585 if (is_array) { 1586 barray = G_038014_BASE_ARRAY(word5); 1587 larray = G_038014_LAST_ARRAY(word5); 1588 1589 nfaces = larray - barray + 1; 1590 } 1591 r600_texture_size(nfaces, blevel, llevel, w0, h0, d0, array_check.nsamples, format, 1592 pitch_align, height_align, base_align, 1593 &l0_size, &mipmap_size); 1594 /* using get ib will give us the offset into the texture bo */ 1595 if ((l0_size + word2) > radeon_bo_size(texture)) { 1596 dev_warn(p->dev, "texture bo too small ((%d %d) (%d %d) %d %d %d -> %d have %ld)\n", 1597 w0, h0, pitch_align, height_align, 1598 array_check.array_mode, format, word2, 1599 l0_size, radeon_bo_size(texture)); 1600 dev_warn(p->dev, "alignments %d %d %d %lld\n", pitch, pitch_align, height_align, base_align); 1601 return -EINVAL; 1602 } 1603 /* using get ib will give us the offset into the mipmap bo */ 1604 if ((mipmap_size + word3) > radeon_bo_size(mipmap)) { 1605 /*dev_warn(p->dev, "mipmap bo too small (%d %d %d %d %d %d -> %d have %ld)\n", 1606 w0, h0, format, blevel, nlevels, word3, mipmap_size, radeon_bo_size(texture));*/ 1607 } 1608 return 0; 1609 } 1610 1611 static bool r600_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1612 { 1613 u32 m, i; 1614 1615 i = (reg >> 7); 1616 if (i >= ARRAY_SIZE(r600_reg_safe_bm)) { 1617 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1618 return false; 1619 } 1620 m = 1 << ((reg >> 2) & 31); 1621 if (!(r600_reg_safe_bm[i] & m)) 1622 return true; 1623 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1624 return false; 1625 } 1626 1627 static int r600_packet3_check(struct radeon_cs_parser *p, 1628 struct radeon_cs_packet *pkt) 1629 { 1630 struct radeon_bo_list *reloc; 1631 struct r600_cs_track *track; 1632 volatile u32 *ib; 1633 unsigned idx; 1634 unsigned i; 1635 unsigned start_reg, end_reg, reg; 1636 int r; 1637 u32 idx_value; 1638 1639 track = (struct r600_cs_track *)p->track; 1640 ib = p->ib.ptr; 1641 idx = pkt->idx + 1; 1642 idx_value = radeon_get_ib_value(p, idx); 1643 1644 switch (pkt->opcode) { 1645 case PACKET3_SET_PREDICATION: 1646 { 1647 int pred_op; 1648 int tmp; 1649 uint64_t offset; 1650 1651 if (pkt->count != 1) { 1652 DRM_ERROR("bad SET PREDICATION\n"); 1653 return -EINVAL; 1654 } 1655 1656 tmp = radeon_get_ib_value(p, idx + 1); 1657 pred_op = (tmp >> 16) & 0x7; 1658 1659 /* for the clear predicate operation */ 1660 if (pred_op == 0) 1661 return 0; 1662 1663 if (pred_op > 2) { 1664 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op); 1665 return -EINVAL; 1666 } 1667 1668 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1669 if (r) { 1670 DRM_ERROR("bad SET PREDICATION\n"); 1671 return -EINVAL; 1672 } 1673 1674 offset = reloc->gpu_offset + 1675 (idx_value & 0xfffffff0) + 1676 ((u64)(tmp & 0xff) << 32); 1677 1678 ib[idx + 0] = offset; 1679 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff); 1680 } 1681 break; 1682 1683 case PACKET3_START_3D_CMDBUF: 1684 if (p->family >= CHIP_RV770 || pkt->count) { 1685 DRM_ERROR("bad START_3D\n"); 1686 return -EINVAL; 1687 } 1688 break; 1689 case PACKET3_CONTEXT_CONTROL: 1690 if (pkt->count != 1) { 1691 DRM_ERROR("bad CONTEXT_CONTROL\n"); 1692 return -EINVAL; 1693 } 1694 break; 1695 case PACKET3_INDEX_TYPE: 1696 case PACKET3_NUM_INSTANCES: 1697 if (pkt->count) { 1698 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES\n"); 1699 return -EINVAL; 1700 } 1701 break; 1702 case PACKET3_DRAW_INDEX: 1703 { 1704 uint64_t offset; 1705 if (pkt->count != 3) { 1706 DRM_ERROR("bad DRAW_INDEX\n"); 1707 return -EINVAL; 1708 } 1709 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1710 if (r) { 1711 DRM_ERROR("bad DRAW_INDEX\n"); 1712 return -EINVAL; 1713 } 1714 1715 offset = reloc->gpu_offset + 1716 idx_value + 1717 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 1718 1719 ib[idx+0] = offset; 1720 ib[idx+1] = upper_32_bits(offset) & 0xff; 1721 1722 r = r600_cs_track_check(p); 1723 if (r) { 1724 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1725 return r; 1726 } 1727 break; 1728 } 1729 case PACKET3_DRAW_INDEX_AUTO: 1730 if (pkt->count != 1) { 1731 DRM_ERROR("bad DRAW_INDEX_AUTO\n"); 1732 return -EINVAL; 1733 } 1734 r = r600_cs_track_check(p); 1735 if (r) { 1736 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 1737 return r; 1738 } 1739 break; 1740 case PACKET3_DRAW_INDEX_IMMD_BE: 1741 case PACKET3_DRAW_INDEX_IMMD: 1742 if (pkt->count < 2) { 1743 DRM_ERROR("bad DRAW_INDEX_IMMD\n"); 1744 return -EINVAL; 1745 } 1746 r = r600_cs_track_check(p); 1747 if (r) { 1748 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1749 return r; 1750 } 1751 break; 1752 case PACKET3_WAIT_REG_MEM: 1753 if (pkt->count != 5) { 1754 DRM_ERROR("bad WAIT_REG_MEM\n"); 1755 return -EINVAL; 1756 } 1757 /* bit 4 is reg (0) or mem (1) */ 1758 if (idx_value & 0x10) { 1759 uint64_t offset; 1760 1761 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1762 if (r) { 1763 DRM_ERROR("bad WAIT_REG_MEM\n"); 1764 return -EINVAL; 1765 } 1766 1767 offset = reloc->gpu_offset + 1768 (radeon_get_ib_value(p, idx+1) & 0xfffffff0) + 1769 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 1770 1771 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffff0); 1772 ib[idx+2] = upper_32_bits(offset) & 0xff; 1773 } else if (idx_value & 0x100) { 1774 DRM_ERROR("cannot use PFP on REG wait\n"); 1775 return -EINVAL; 1776 } 1777 break; 1778 case PACKET3_CP_DMA: 1779 { 1780 u32 command, size; 1781 u64 offset, tmp; 1782 if (pkt->count != 4) { 1783 DRM_ERROR("bad CP DMA\n"); 1784 return -EINVAL; 1785 } 1786 command = radeon_get_ib_value(p, idx+4); 1787 size = command & 0x1fffff; 1788 if (command & PACKET3_CP_DMA_CMD_SAS) { 1789 /* src address space is register */ 1790 DRM_ERROR("CP DMA SAS not supported\n"); 1791 return -EINVAL; 1792 } else { 1793 if (command & PACKET3_CP_DMA_CMD_SAIC) { 1794 DRM_ERROR("CP DMA SAIC only supported for registers\n"); 1795 return -EINVAL; 1796 } 1797 /* src address space is memory */ 1798 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1799 if (r) { 1800 DRM_ERROR("bad CP DMA SRC\n"); 1801 return -EINVAL; 1802 } 1803 1804 tmp = radeon_get_ib_value(p, idx) + 1805 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 1806 1807 offset = reloc->gpu_offset + tmp; 1808 1809 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 1810 dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n", 1811 tmp + size, radeon_bo_size(reloc->robj)); 1812 return -EINVAL; 1813 } 1814 1815 ib[idx] = offset; 1816 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 1817 } 1818 if (command & PACKET3_CP_DMA_CMD_DAS) { 1819 /* dst address space is register */ 1820 DRM_ERROR("CP DMA DAS not supported\n"); 1821 return -EINVAL; 1822 } else { 1823 /* dst address space is memory */ 1824 if (command & PACKET3_CP_DMA_CMD_DAIC) { 1825 DRM_ERROR("CP DMA DAIC only supported for registers\n"); 1826 return -EINVAL; 1827 } 1828 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1829 if (r) { 1830 DRM_ERROR("bad CP DMA DST\n"); 1831 return -EINVAL; 1832 } 1833 1834 tmp = radeon_get_ib_value(p, idx+2) + 1835 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32); 1836 1837 offset = reloc->gpu_offset + tmp; 1838 1839 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 1840 dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n", 1841 tmp + size, radeon_bo_size(reloc->robj)); 1842 return -EINVAL; 1843 } 1844 1845 ib[idx+2] = offset; 1846 ib[idx+3] = upper_32_bits(offset) & 0xff; 1847 } 1848 break; 1849 } 1850 case PACKET3_SURFACE_SYNC: 1851 if (pkt->count != 3) { 1852 DRM_ERROR("bad SURFACE_SYNC\n"); 1853 return -EINVAL; 1854 } 1855 /* 0xffffffff/0x0 is flush all cache flag */ 1856 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || 1857 radeon_get_ib_value(p, idx + 2) != 0) { 1858 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1859 if (r) { 1860 DRM_ERROR("bad SURFACE_SYNC\n"); 1861 return -EINVAL; 1862 } 1863 ib[idx+2] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1864 } 1865 break; 1866 case PACKET3_EVENT_WRITE: 1867 if (pkt->count != 2 && pkt->count != 0) { 1868 DRM_ERROR("bad EVENT_WRITE\n"); 1869 return -EINVAL; 1870 } 1871 if (pkt->count) { 1872 uint64_t offset; 1873 1874 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1875 if (r) { 1876 DRM_ERROR("bad EVENT_WRITE\n"); 1877 return -EINVAL; 1878 } 1879 offset = reloc->gpu_offset + 1880 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) + 1881 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 1882 1883 ib[idx+1] = offset & 0xfffffff8; 1884 ib[idx+2] = upper_32_bits(offset) & 0xff; 1885 } 1886 break; 1887 case PACKET3_EVENT_WRITE_EOP: 1888 { 1889 uint64_t offset; 1890 1891 if (pkt->count != 4) { 1892 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 1893 return -EINVAL; 1894 } 1895 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1896 if (r) { 1897 DRM_ERROR("bad EVENT_WRITE\n"); 1898 return -EINVAL; 1899 } 1900 1901 offset = reloc->gpu_offset + 1902 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 1903 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 1904 1905 ib[idx+1] = offset & 0xfffffffc; 1906 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 1907 break; 1908 } 1909 case PACKET3_SET_CONFIG_REG: 1910 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_OFFSET; 1911 end_reg = 4 * pkt->count + start_reg - 4; 1912 if ((start_reg < PACKET3_SET_CONFIG_REG_OFFSET) || 1913 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 1914 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 1915 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 1916 return -EINVAL; 1917 } 1918 for (i = 0; i < pkt->count; i++) { 1919 reg = start_reg + (4 * i); 1920 r = r600_cs_check_reg(p, reg, idx+1+i); 1921 if (r) 1922 return r; 1923 } 1924 break; 1925 case PACKET3_SET_CONTEXT_REG: 1926 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_OFFSET; 1927 end_reg = 4 * pkt->count + start_reg - 4; 1928 if ((start_reg < PACKET3_SET_CONTEXT_REG_OFFSET) || 1929 (start_reg >= PACKET3_SET_CONTEXT_REG_END) || 1930 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) { 1931 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n"); 1932 return -EINVAL; 1933 } 1934 for (i = 0; i < pkt->count; i++) { 1935 reg = start_reg + (4 * i); 1936 r = r600_cs_check_reg(p, reg, idx+1+i); 1937 if (r) 1938 return r; 1939 } 1940 break; 1941 case PACKET3_SET_RESOURCE: 1942 if (pkt->count % 7) { 1943 DRM_ERROR("bad SET_RESOURCE\n"); 1944 return -EINVAL; 1945 } 1946 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_OFFSET; 1947 end_reg = 4 * pkt->count + start_reg - 4; 1948 if ((start_reg < PACKET3_SET_RESOURCE_OFFSET) || 1949 (start_reg >= PACKET3_SET_RESOURCE_END) || 1950 (end_reg >= PACKET3_SET_RESOURCE_END)) { 1951 DRM_ERROR("bad SET_RESOURCE\n"); 1952 return -EINVAL; 1953 } 1954 for (i = 0; i < (pkt->count / 7); i++) { 1955 struct radeon_bo *texture, *mipmap; 1956 u32 size, offset, base_offset, mip_offset; 1957 1958 switch (G__SQ_VTX_CONSTANT_TYPE(radeon_get_ib_value(p, idx+(i*7)+6+1))) { 1959 case SQ_TEX_VTX_VALID_TEXTURE: 1960 /* tex base */ 1961 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1962 if (r) { 1963 DRM_ERROR("bad SET_RESOURCE\n"); 1964 return -EINVAL; 1965 } 1966 base_offset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1967 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1968 if (reloc->tiling_flags & RADEON_TILING_MACRO) 1969 ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1); 1970 else if (reloc->tiling_flags & RADEON_TILING_MICRO) 1971 ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1); 1972 } 1973 texture = reloc->robj; 1974 /* tex mip base */ 1975 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1976 if (r) { 1977 DRM_ERROR("bad SET_RESOURCE\n"); 1978 return -EINVAL; 1979 } 1980 mip_offset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 1981 mipmap = reloc->robj; 1982 r = r600_check_texture_resource(p, idx+(i*7)+1, 1983 texture, mipmap, 1984 base_offset + radeon_get_ib_value(p, idx+1+(i*7)+2), 1985 mip_offset + radeon_get_ib_value(p, idx+1+(i*7)+3), 1986 reloc->tiling_flags); 1987 if (r) 1988 return r; 1989 ib[idx+1+(i*7)+2] += base_offset; 1990 ib[idx+1+(i*7)+3] += mip_offset; 1991 break; 1992 case SQ_TEX_VTX_VALID_BUFFER: 1993 { 1994 uint64_t offset64; 1995 /* vtx base */ 1996 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1997 if (r) { 1998 DRM_ERROR("bad SET_RESOURCE\n"); 1999 return -EINVAL; 2000 } 2001 offset = radeon_get_ib_value(p, idx+1+(i*7)+0); 2002 size = radeon_get_ib_value(p, idx+1+(i*7)+1) + 1; 2003 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) { 2004 /* force size to size of the buffer */ 2005 dev_warn(p->dev, "vbo resource seems too big (%d) for the bo (%ld)\n", 2006 size + offset, radeon_bo_size(reloc->robj)); 2007 ib[idx+1+(i*7)+1] = radeon_bo_size(reloc->robj) - offset; 2008 } 2009 2010 offset64 = reloc->gpu_offset + offset; 2011 ib[idx+1+(i*8)+0] = offset64; 2012 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) | 2013 (upper_32_bits(offset64) & 0xff); 2014 break; 2015 } 2016 case SQ_TEX_VTX_INVALID_TEXTURE: 2017 case SQ_TEX_VTX_INVALID_BUFFER: 2018 default: 2019 DRM_ERROR("bad SET_RESOURCE\n"); 2020 return -EINVAL; 2021 } 2022 } 2023 break; 2024 case PACKET3_SET_ALU_CONST: 2025 if (track->sq_config & DX9_CONSTS) { 2026 start_reg = (idx_value << 2) + PACKET3_SET_ALU_CONST_OFFSET; 2027 end_reg = 4 * pkt->count + start_reg - 4; 2028 if ((start_reg < PACKET3_SET_ALU_CONST_OFFSET) || 2029 (start_reg >= PACKET3_SET_ALU_CONST_END) || 2030 (end_reg >= PACKET3_SET_ALU_CONST_END)) { 2031 DRM_ERROR("bad SET_ALU_CONST\n"); 2032 return -EINVAL; 2033 } 2034 } 2035 break; 2036 case PACKET3_SET_BOOL_CONST: 2037 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_OFFSET; 2038 end_reg = 4 * pkt->count + start_reg - 4; 2039 if ((start_reg < PACKET3_SET_BOOL_CONST_OFFSET) || 2040 (start_reg >= PACKET3_SET_BOOL_CONST_END) || 2041 (end_reg >= PACKET3_SET_BOOL_CONST_END)) { 2042 DRM_ERROR("bad SET_BOOL_CONST\n"); 2043 return -EINVAL; 2044 } 2045 break; 2046 case PACKET3_SET_LOOP_CONST: 2047 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_OFFSET; 2048 end_reg = 4 * pkt->count + start_reg - 4; 2049 if ((start_reg < PACKET3_SET_LOOP_CONST_OFFSET) || 2050 (start_reg >= PACKET3_SET_LOOP_CONST_END) || 2051 (end_reg >= PACKET3_SET_LOOP_CONST_END)) { 2052 DRM_ERROR("bad SET_LOOP_CONST\n"); 2053 return -EINVAL; 2054 } 2055 break; 2056 case PACKET3_SET_CTL_CONST: 2057 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_OFFSET; 2058 end_reg = 4 * pkt->count + start_reg - 4; 2059 if ((start_reg < PACKET3_SET_CTL_CONST_OFFSET) || 2060 (start_reg >= PACKET3_SET_CTL_CONST_END) || 2061 (end_reg >= PACKET3_SET_CTL_CONST_END)) { 2062 DRM_ERROR("bad SET_CTL_CONST\n"); 2063 return -EINVAL; 2064 } 2065 break; 2066 case PACKET3_SET_SAMPLER: 2067 if (pkt->count % 3) { 2068 DRM_ERROR("bad SET_SAMPLER\n"); 2069 return -EINVAL; 2070 } 2071 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_OFFSET; 2072 end_reg = 4 * pkt->count + start_reg - 4; 2073 if ((start_reg < PACKET3_SET_SAMPLER_OFFSET) || 2074 (start_reg >= PACKET3_SET_SAMPLER_END) || 2075 (end_reg >= PACKET3_SET_SAMPLER_END)) { 2076 DRM_ERROR("bad SET_SAMPLER\n"); 2077 return -EINVAL; 2078 } 2079 break; 2080 case PACKET3_STRMOUT_BASE_UPDATE: 2081 /* RS780 and RS880 also need this */ 2082 if (p->family < CHIP_RS780) { 2083 DRM_ERROR("STRMOUT_BASE_UPDATE only supported on 7xx\n"); 2084 return -EINVAL; 2085 } 2086 if (pkt->count != 1) { 2087 DRM_ERROR("bad STRMOUT_BASE_UPDATE packet count\n"); 2088 return -EINVAL; 2089 } 2090 if (idx_value > 3) { 2091 DRM_ERROR("bad STRMOUT_BASE_UPDATE index\n"); 2092 return -EINVAL; 2093 } 2094 { 2095 u64 offset; 2096 2097 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2098 if (r) { 2099 DRM_ERROR("bad STRMOUT_BASE_UPDATE reloc\n"); 2100 return -EINVAL; 2101 } 2102 2103 if (reloc->robj != track->vgt_strmout_bo[idx_value]) { 2104 DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo does not match\n"); 2105 return -EINVAL; 2106 } 2107 2108 offset = radeon_get_ib_value(p, idx+1) << 8; 2109 if (offset != track->vgt_strmout_bo_offset[idx_value]) { 2110 DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo offset does not match: 0x%llx, 0x%x\n", 2111 offset, track->vgt_strmout_bo_offset[idx_value]); 2112 return -EINVAL; 2113 } 2114 2115 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2116 DRM_ERROR("bad STRMOUT_BASE_UPDATE bo too small: 0x%llx, 0x%lx\n", 2117 offset + 4, radeon_bo_size(reloc->robj)); 2118 return -EINVAL; 2119 } 2120 ib[idx+1] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff); 2121 } 2122 break; 2123 case PACKET3_SURFACE_BASE_UPDATE: 2124 if (p->family >= CHIP_RV770 || p->family == CHIP_R600) { 2125 DRM_ERROR("bad SURFACE_BASE_UPDATE\n"); 2126 return -EINVAL; 2127 } 2128 if (pkt->count) { 2129 DRM_ERROR("bad SURFACE_BASE_UPDATE\n"); 2130 return -EINVAL; 2131 } 2132 break; 2133 case PACKET3_STRMOUT_BUFFER_UPDATE: 2134 if (pkt->count != 4) { 2135 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n"); 2136 return -EINVAL; 2137 } 2138 /* Updating memory at DST_ADDRESS. */ 2139 if (idx_value & 0x1) { 2140 u64 offset; 2141 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2142 if (r) { 2143 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n"); 2144 return -EINVAL; 2145 } 2146 offset = radeon_get_ib_value(p, idx+1); 2147 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2148 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2149 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n", 2150 offset + 4, radeon_bo_size(reloc->robj)); 2151 return -EINVAL; 2152 } 2153 offset += reloc->gpu_offset; 2154 ib[idx+1] = offset; 2155 ib[idx+2] = upper_32_bits(offset) & 0xff; 2156 } 2157 /* Reading data from SRC_ADDRESS. */ 2158 if (((idx_value >> 1) & 0x3) == 2) { 2159 u64 offset; 2160 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2161 if (r) { 2162 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n"); 2163 return -EINVAL; 2164 } 2165 offset = radeon_get_ib_value(p, idx+3); 2166 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2167 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2168 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n", 2169 offset + 4, radeon_bo_size(reloc->robj)); 2170 return -EINVAL; 2171 } 2172 offset += reloc->gpu_offset; 2173 ib[idx+3] = offset; 2174 ib[idx+4] = upper_32_bits(offset) & 0xff; 2175 } 2176 break; 2177 case PACKET3_MEM_WRITE: 2178 { 2179 u64 offset; 2180 2181 if (pkt->count != 3) { 2182 DRM_ERROR("bad MEM_WRITE (invalid count)\n"); 2183 return -EINVAL; 2184 } 2185 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2186 if (r) { 2187 DRM_ERROR("bad MEM_WRITE (missing reloc)\n"); 2188 return -EINVAL; 2189 } 2190 offset = radeon_get_ib_value(p, idx+0); 2191 offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL; 2192 if (offset & 0x7) { 2193 DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n"); 2194 return -EINVAL; 2195 } 2196 if ((offset + 8) > radeon_bo_size(reloc->robj)) { 2197 DRM_ERROR("bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n", 2198 offset + 8, radeon_bo_size(reloc->robj)); 2199 return -EINVAL; 2200 } 2201 offset += reloc->gpu_offset; 2202 ib[idx+0] = offset; 2203 ib[idx+1] = upper_32_bits(offset) & 0xff; 2204 break; 2205 } 2206 case PACKET3_COPY_DW: 2207 if (pkt->count != 4) { 2208 DRM_ERROR("bad COPY_DW (invalid count)\n"); 2209 return -EINVAL; 2210 } 2211 if (idx_value & 0x1) { 2212 u64 offset; 2213 /* SRC is memory. */ 2214 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2215 if (r) { 2216 DRM_ERROR("bad COPY_DW (missing src reloc)\n"); 2217 return -EINVAL; 2218 } 2219 offset = radeon_get_ib_value(p, idx+1); 2220 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2221 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2222 DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n", 2223 offset + 4, radeon_bo_size(reloc->robj)); 2224 return -EINVAL; 2225 } 2226 offset += reloc->gpu_offset; 2227 ib[idx+1] = offset; 2228 ib[idx+2] = upper_32_bits(offset) & 0xff; 2229 } else { 2230 /* SRC is a reg. */ 2231 reg = radeon_get_ib_value(p, idx+1) << 2; 2232 if (!r600_is_safe_reg(p, reg, idx+1)) 2233 return -EINVAL; 2234 } 2235 if (idx_value & 0x2) { 2236 u64 offset; 2237 /* DST is memory. */ 2238 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2239 if (r) { 2240 DRM_ERROR("bad COPY_DW (missing dst reloc)\n"); 2241 return -EINVAL; 2242 } 2243 offset = radeon_get_ib_value(p, idx+3); 2244 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2245 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2246 DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n", 2247 offset + 4, radeon_bo_size(reloc->robj)); 2248 return -EINVAL; 2249 } 2250 offset += reloc->gpu_offset; 2251 ib[idx+3] = offset; 2252 ib[idx+4] = upper_32_bits(offset) & 0xff; 2253 } else { 2254 /* DST is a reg. */ 2255 reg = radeon_get_ib_value(p, idx+3) << 2; 2256 if (!r600_is_safe_reg(p, reg, idx+3)) 2257 return -EINVAL; 2258 } 2259 break; 2260 case PACKET3_NOP: 2261 break; 2262 default: 2263 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 2264 return -EINVAL; 2265 } 2266 return 0; 2267 } 2268 2269 int r600_cs_parse(struct radeon_cs_parser *p) 2270 { 2271 struct radeon_cs_packet pkt; 2272 struct r600_cs_track *track; 2273 int r; 2274 2275 if (p->track == NULL) { 2276 /* initialize tracker, we are in kms */ 2277 track = kzalloc(sizeof(*track), GFP_KERNEL); 2278 if (track == NULL) 2279 return -ENOMEM; 2280 r600_cs_track_init(track); 2281 if (p->rdev->family < CHIP_RV770) { 2282 track->npipes = p->rdev->config.r600.tiling_npipes; 2283 track->nbanks = p->rdev->config.r600.tiling_nbanks; 2284 track->group_size = p->rdev->config.r600.tiling_group_size; 2285 } else if (p->rdev->family <= CHIP_RV740) { 2286 track->npipes = p->rdev->config.rv770.tiling_npipes; 2287 track->nbanks = p->rdev->config.rv770.tiling_nbanks; 2288 track->group_size = p->rdev->config.rv770.tiling_group_size; 2289 } 2290 p->track = track; 2291 } 2292 do { 2293 r = radeon_cs_packet_parse(p, &pkt, p->idx); 2294 if (r) { 2295 kfree(p->track); 2296 p->track = NULL; 2297 return r; 2298 } 2299 p->idx += pkt.count + 2; 2300 switch (pkt.type) { 2301 case RADEON_PACKET_TYPE0: 2302 r = r600_cs_parse_packet0(p, &pkt); 2303 break; 2304 case RADEON_PACKET_TYPE2: 2305 break; 2306 case RADEON_PACKET_TYPE3: 2307 r = r600_packet3_check(p, &pkt); 2308 break; 2309 default: 2310 DRM_ERROR("Unknown packet type %d !\n", pkt.type); 2311 kfree(p->track); 2312 p->track = NULL; 2313 return -EINVAL; 2314 } 2315 if (r) { 2316 kfree(p->track); 2317 p->track = NULL; 2318 return r; 2319 } 2320 } while (p->idx < p->chunk_ib->length_dw); 2321 #if 0 2322 for (r = 0; r < p->ib.length_dw; r++) { 2323 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 2324 mdelay(1); 2325 } 2326 #endif 2327 kfree(p->track); 2328 p->track = NULL; 2329 return 0; 2330 } 2331 2332 /* 2333 * DMA 2334 */ 2335 /** 2336 * r600_dma_cs_next_reloc() - parse next reloc 2337 * @p: parser structure holding parsing context. 2338 * @cs_reloc: reloc informations 2339 * 2340 * Return the next reloc, do bo validation and compute 2341 * GPU offset using the provided start. 2342 **/ 2343 int r600_dma_cs_next_reloc(struct radeon_cs_parser *p, 2344 struct radeon_bo_list **cs_reloc) 2345 { 2346 struct radeon_cs_chunk *relocs_chunk; 2347 unsigned idx; 2348 2349 *cs_reloc = NULL; 2350 if (p->chunk_relocs == NULL) { 2351 DRM_ERROR("No relocation chunk !\n"); 2352 return -EINVAL; 2353 } 2354 relocs_chunk = p->chunk_relocs; 2355 idx = p->dma_reloc_idx; 2356 if (idx >= p->nrelocs) { 2357 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", 2358 idx, p->nrelocs); 2359 return -EINVAL; 2360 } 2361 *cs_reloc = &p->relocs[idx]; 2362 p->dma_reloc_idx++; 2363 return 0; 2364 } 2365 2366 #define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28) 2367 #define GET_DMA_COUNT(h) ((h) & 0x0000ffff) 2368 #define GET_DMA_T(h) (((h) & 0x00800000) >> 23) 2369 2370 /** 2371 * r600_dma_cs_parse() - parse the DMA IB 2372 * @p: parser structure holding parsing context. 2373 * 2374 * Parses the DMA IB from the CS ioctl and updates 2375 * the GPU addresses based on the reloc information and 2376 * checks for errors. (R6xx-R7xx) 2377 * Returns 0 for success and an error on failure. 2378 **/ 2379 int r600_dma_cs_parse(struct radeon_cs_parser *p) 2380 { 2381 struct radeon_cs_chunk *ib_chunk = p->chunk_ib; 2382 struct radeon_bo_list *src_reloc, *dst_reloc; 2383 u32 header, cmd, count, tiled; 2384 volatile u32 *ib = p->ib.ptr; 2385 u32 idx, idx_value; 2386 u64 src_offset, dst_offset; 2387 int r; 2388 2389 do { 2390 if (p->idx >= ib_chunk->length_dw) { 2391 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 2392 p->idx, ib_chunk->length_dw); 2393 return -EINVAL; 2394 } 2395 idx = p->idx; 2396 header = radeon_get_ib_value(p, idx); 2397 cmd = GET_DMA_CMD(header); 2398 count = GET_DMA_COUNT(header); 2399 tiled = GET_DMA_T(header); 2400 2401 switch (cmd) { 2402 case DMA_PACKET_WRITE: 2403 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2404 if (r) { 2405 DRM_ERROR("bad DMA_PACKET_WRITE\n"); 2406 return -EINVAL; 2407 } 2408 if (tiled) { 2409 dst_offset = radeon_get_ib_value(p, idx+1); 2410 dst_offset <<= 8; 2411 2412 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 2413 p->idx += count + 5; 2414 } else { 2415 dst_offset = radeon_get_ib_value(p, idx+1); 2416 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2417 2418 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2419 ib[idx+2] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2420 p->idx += count + 3; 2421 } 2422 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2423 dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n", 2424 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2425 return -EINVAL; 2426 } 2427 break; 2428 case DMA_PACKET_COPY: 2429 r = r600_dma_cs_next_reloc(p, &src_reloc); 2430 if (r) { 2431 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2432 return -EINVAL; 2433 } 2434 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2435 if (r) { 2436 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2437 return -EINVAL; 2438 } 2439 if (tiled) { 2440 idx_value = radeon_get_ib_value(p, idx + 2); 2441 /* detile bit */ 2442 if (idx_value & (1 << 31)) { 2443 /* tiled src, linear dst */ 2444 src_offset = radeon_get_ib_value(p, idx+1); 2445 src_offset <<= 8; 2446 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8); 2447 2448 dst_offset = radeon_get_ib_value(p, idx+5); 2449 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; 2450 ib[idx+5] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2451 ib[idx+6] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2452 } else { 2453 /* linear src, tiled dst */ 2454 src_offset = radeon_get_ib_value(p, idx+5); 2455 src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; 2456 ib[idx+5] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 2457 ib[idx+6] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 2458 2459 dst_offset = radeon_get_ib_value(p, idx+1); 2460 dst_offset <<= 8; 2461 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8); 2462 } 2463 p->idx += 7; 2464 } else { 2465 if (p->family >= CHIP_RV770) { 2466 src_offset = radeon_get_ib_value(p, idx+2); 2467 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2468 dst_offset = radeon_get_ib_value(p, idx+1); 2469 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 2470 2471 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2472 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 2473 ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff; 2474 ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 2475 p->idx += 5; 2476 } else { 2477 src_offset = radeon_get_ib_value(p, idx+2); 2478 src_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 2479 dst_offset = radeon_get_ib_value(p, idx+1); 2480 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff0000)) << 16; 2481 2482 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2483 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc); 2484 ib[idx+3] += upper_32_bits(src_reloc->gpu_offset) & 0xff; 2485 ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) & 0xff) << 16; 2486 p->idx += 4; 2487 } 2488 } 2489 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2490 dev_warn(p->dev, "DMA copy src buffer too small (%llu %lu)\n", 2491 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2492 return -EINVAL; 2493 } 2494 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2495 dev_warn(p->dev, "DMA write dst buffer too small (%llu %lu)\n", 2496 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2497 return -EINVAL; 2498 } 2499 break; 2500 case DMA_PACKET_CONSTANT_FILL: 2501 if (p->family < CHIP_RV770) { 2502 DRM_ERROR("Constant Fill is 7xx only !\n"); 2503 return -EINVAL; 2504 } 2505 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2506 if (r) { 2507 DRM_ERROR("bad DMA_PACKET_WRITE\n"); 2508 return -EINVAL; 2509 } 2510 dst_offset = radeon_get_ib_value(p, idx+1); 2511 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16; 2512 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2513 dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n", 2514 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2515 return -EINVAL; 2516 } 2517 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc); 2518 ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) << 16) & 0x00ff0000; 2519 p->idx += 4; 2520 break; 2521 case DMA_PACKET_NOP: 2522 p->idx += 1; 2523 break; 2524 default: 2525 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 2526 return -EINVAL; 2527 } 2528 } while (p->idx < p->chunk_ib->length_dw); 2529 #if 0 2530 for (r = 0; r < p->ib->length_dw; r++) { 2531 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 2532 mdelay(1); 2533 } 2534 #endif 2535 return 0; 2536 } 2537