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