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 "r600d.h" 32 #include "r600_reg_safe.h" 33 34 static int r600_nomm; 35 extern void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size); 36 37 38 struct r600_cs_track { 39 /* configuration we miror so that we use same code btw kms/ums */ 40 u32 group_size; 41 u32 nbanks; 42 u32 npipes; 43 /* value we track */ 44 u32 sq_config; 45 u32 log_nsamples; 46 u32 nsamples; 47 u32 cb_color_base_last[8]; 48 struct radeon_bo *cb_color_bo[8]; 49 u64 cb_color_bo_mc[8]; 50 u64 cb_color_bo_offset[8]; 51 struct radeon_bo *cb_color_frag_bo[8]; 52 u64 cb_color_frag_offset[8]; 53 struct radeon_bo *cb_color_tile_bo[8]; 54 u64 cb_color_tile_offset[8]; 55 u32 cb_color_mask[8]; 56 u32 cb_color_info[8]; 57 u32 cb_color_view[8]; 58 u32 cb_color_size_idx[8]; /* unused */ 59 u32 cb_target_mask; 60 u32 cb_shader_mask; /* unused */ 61 bool is_resolve; 62 u32 cb_color_size[8]; 63 u32 vgt_strmout_en; 64 u32 vgt_strmout_buffer_en; 65 struct radeon_bo *vgt_strmout_bo[4]; 66 u64 vgt_strmout_bo_mc[4]; /* unused */ 67 u32 vgt_strmout_bo_offset[4]; 68 u32 vgt_strmout_size[4]; 69 u32 db_depth_control; 70 u32 db_depth_info; 71 u32 db_depth_size_idx; 72 u32 db_depth_view; 73 u32 db_depth_size; 74 u32 db_offset; 75 struct radeon_bo *db_bo; 76 u64 db_bo_mc; 77 bool sx_misc_kill_all_prims; 78 bool cb_dirty; 79 bool db_dirty; 80 bool streamout_dirty; 81 struct radeon_bo *htile_bo; 82 u64 htile_offset; 83 u32 htile_surface; 84 }; 85 86 #define FMT_8_BIT(fmt, vc) [fmt] = { 1, 1, 1, vc, CHIP_R600 } 87 #define FMT_16_BIT(fmt, vc) [fmt] = { 1, 1, 2, vc, CHIP_R600 } 88 #define FMT_24_BIT(fmt) [fmt] = { 1, 1, 4, 0, CHIP_R600 } 89 #define FMT_32_BIT(fmt, vc) [fmt] = { 1, 1, 4, vc, CHIP_R600 } 90 #define FMT_48_BIT(fmt) [fmt] = { 1, 1, 8, 0, CHIP_R600 } 91 #define FMT_64_BIT(fmt, vc) [fmt] = { 1, 1, 8, vc, CHIP_R600 } 92 #define FMT_96_BIT(fmt) [fmt] = { 1, 1, 12, 0, CHIP_R600 } 93 #define FMT_128_BIT(fmt, vc) [fmt] = { 1, 1, 16,vc, CHIP_R600 } 94 95 struct gpu_formats { 96 unsigned blockwidth; 97 unsigned blockheight; 98 unsigned blocksize; 99 unsigned valid_color; 100 enum radeon_family min_family; 101 }; 102 103 static const struct gpu_formats color_formats_table[] = { 104 /* 8 bit */ 105 FMT_8_BIT(V_038004_COLOR_8, 1), 106 FMT_8_BIT(V_038004_COLOR_4_4, 1), 107 FMT_8_BIT(V_038004_COLOR_3_3_2, 1), 108 FMT_8_BIT(V_038004_FMT_1, 0), 109 110 /* 16-bit */ 111 FMT_16_BIT(V_038004_COLOR_16, 1), 112 FMT_16_BIT(V_038004_COLOR_16_FLOAT, 1), 113 FMT_16_BIT(V_038004_COLOR_8_8, 1), 114 FMT_16_BIT(V_038004_COLOR_5_6_5, 1), 115 FMT_16_BIT(V_038004_COLOR_6_5_5, 1), 116 FMT_16_BIT(V_038004_COLOR_1_5_5_5, 1), 117 FMT_16_BIT(V_038004_COLOR_4_4_4_4, 1), 118 FMT_16_BIT(V_038004_COLOR_5_5_5_1, 1), 119 120 /* 24-bit */ 121 FMT_24_BIT(V_038004_FMT_8_8_8), 122 123 /* 32-bit */ 124 FMT_32_BIT(V_038004_COLOR_32, 1), 125 FMT_32_BIT(V_038004_COLOR_32_FLOAT, 1), 126 FMT_32_BIT(V_038004_COLOR_16_16, 1), 127 FMT_32_BIT(V_038004_COLOR_16_16_FLOAT, 1), 128 FMT_32_BIT(V_038004_COLOR_8_24, 1), 129 FMT_32_BIT(V_038004_COLOR_8_24_FLOAT, 1), 130 FMT_32_BIT(V_038004_COLOR_24_8, 1), 131 FMT_32_BIT(V_038004_COLOR_24_8_FLOAT, 1), 132 FMT_32_BIT(V_038004_COLOR_10_11_11, 1), 133 FMT_32_BIT(V_038004_COLOR_10_11_11_FLOAT, 1), 134 FMT_32_BIT(V_038004_COLOR_11_11_10, 1), 135 FMT_32_BIT(V_038004_COLOR_11_11_10_FLOAT, 1), 136 FMT_32_BIT(V_038004_COLOR_2_10_10_10, 1), 137 FMT_32_BIT(V_038004_COLOR_8_8_8_8, 1), 138 FMT_32_BIT(V_038004_COLOR_10_10_10_2, 1), 139 FMT_32_BIT(V_038004_FMT_5_9_9_9_SHAREDEXP, 0), 140 FMT_32_BIT(V_038004_FMT_32_AS_8, 0), 141 FMT_32_BIT(V_038004_FMT_32_AS_8_8, 0), 142 143 /* 48-bit */ 144 FMT_48_BIT(V_038004_FMT_16_16_16), 145 FMT_48_BIT(V_038004_FMT_16_16_16_FLOAT), 146 147 /* 64-bit */ 148 FMT_64_BIT(V_038004_COLOR_X24_8_32_FLOAT, 1), 149 FMT_64_BIT(V_038004_COLOR_32_32, 1), 150 FMT_64_BIT(V_038004_COLOR_32_32_FLOAT, 1), 151 FMT_64_BIT(V_038004_COLOR_16_16_16_16, 1), 152 FMT_64_BIT(V_038004_COLOR_16_16_16_16_FLOAT, 1), 153 154 FMT_96_BIT(V_038004_FMT_32_32_32), 155 FMT_96_BIT(V_038004_FMT_32_32_32_FLOAT), 156 157 /* 128-bit */ 158 FMT_128_BIT(V_038004_COLOR_32_32_32_32, 1), 159 FMT_128_BIT(V_038004_COLOR_32_32_32_32_FLOAT, 1), 160 161 [V_038004_FMT_GB_GR] = { 2, 1, 4, 0 }, 162 [V_038004_FMT_BG_RG] = { 2, 1, 4, 0 }, 163 164 /* block compressed formats */ 165 [V_038004_FMT_BC1] = { 4, 4, 8, 0 }, 166 [V_038004_FMT_BC2] = { 4, 4, 16, 0 }, 167 [V_038004_FMT_BC3] = { 4, 4, 16, 0 }, 168 [V_038004_FMT_BC4] = { 4, 4, 8, 0 }, 169 [V_038004_FMT_BC5] = { 4, 4, 16, 0}, 170 [V_038004_FMT_BC6] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */ 171 [V_038004_FMT_BC7] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */ 172 173 /* The other Evergreen formats */ 174 [V_038004_FMT_32_AS_32_32_32_32] = { 1, 1, 4, 0, CHIP_CEDAR}, 175 }; 176 177 bool r600_fmt_is_valid_color(u32 format) 178 { 179 if (format >= ARRAY_SIZE(color_formats_table)) 180 return false; 181 182 if (color_formats_table[format].valid_color) 183 return true; 184 185 return false; 186 } 187 188 bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family) 189 { 190 if (format >= ARRAY_SIZE(color_formats_table)) 191 return false; 192 193 if (family < color_formats_table[format].min_family) 194 return false; 195 196 if (color_formats_table[format].blockwidth > 0) 197 return true; 198 199 return false; 200 } 201 202 int r600_fmt_get_blocksize(u32 format) 203 { 204 if (format >= ARRAY_SIZE(color_formats_table)) 205 return 0; 206 207 return color_formats_table[format].blocksize; 208 } 209 210 int r600_fmt_get_nblocksx(u32 format, u32 w) 211 { 212 unsigned bw; 213 214 if (format >= ARRAY_SIZE(color_formats_table)) 215 return 0; 216 217 bw = color_formats_table[format].blockwidth; 218 if (bw == 0) 219 return 0; 220 221 return (w + bw - 1) / bw; 222 } 223 224 int r600_fmt_get_nblocksy(u32 format, u32 h) 225 { 226 unsigned bh; 227 228 if (format >= ARRAY_SIZE(color_formats_table)) 229 return 0; 230 231 bh = color_formats_table[format].blockheight; 232 if (bh == 0) 233 return 0; 234 235 return (h + bh - 1) / bh; 236 } 237 238 struct array_mode_checker { 239 int array_mode; 240 u32 group_size; 241 u32 nbanks; 242 u32 npipes; 243 u32 nsamples; 244 u32 blocksize; 245 }; 246 247 /* returns alignment in pixels for pitch/height/depth and bytes for base */ 248 static int r600_get_array_mode_alignment(struct array_mode_checker *values, 249 u32 *pitch_align, 250 u32 *height_align, 251 u32 *depth_align, 252 u64 *base_align) 253 { 254 u32 tile_width = 8; 255 u32 tile_height = 8; 256 u32 macro_tile_width = values->nbanks; 257 u32 macro_tile_height = values->npipes; 258 u32 tile_bytes = tile_width * tile_height * values->blocksize * values->nsamples; 259 u32 macro_tile_bytes = macro_tile_width * macro_tile_height * tile_bytes; 260 261 switch (values->array_mode) { 262 case ARRAY_LINEAR_GENERAL: 263 /* technically tile_width/_height for pitch/height */ 264 *pitch_align = 1; /* tile_width */ 265 *height_align = 1; /* tile_height */ 266 *depth_align = 1; 267 *base_align = 1; 268 break; 269 case ARRAY_LINEAR_ALIGNED: 270 *pitch_align = max((u32)64, (u32)(values->group_size / values->blocksize)); 271 *height_align = 1; 272 *depth_align = 1; 273 *base_align = values->group_size; 274 break; 275 case ARRAY_1D_TILED_THIN1: 276 *pitch_align = max((u32)tile_width, 277 (u32)(values->group_size / 278 (tile_height * values->blocksize * values->nsamples))); 279 *height_align = tile_height; 280 *depth_align = 1; 281 *base_align = values->group_size; 282 break; 283 case ARRAY_2D_TILED_THIN1: 284 *pitch_align = max((u32)macro_tile_width * tile_width, 285 (u32)((values->group_size * values->nbanks) / 286 (values->blocksize * values->nsamples * tile_width))); 287 *height_align = macro_tile_height * tile_height; 288 *depth_align = 1; 289 *base_align = max(macro_tile_bytes, 290 (*pitch_align) * values->blocksize * (*height_align) * values->nsamples); 291 break; 292 default: 293 return -EINVAL; 294 } 295 296 return 0; 297 } 298 299 static void r600_cs_track_init(struct r600_cs_track *track) 300 { 301 int i; 302 303 /* assume DX9 mode */ 304 track->sq_config = DX9_CONSTS; 305 for (i = 0; i < 8; i++) { 306 track->cb_color_base_last[i] = 0; 307 track->cb_color_size[i] = 0; 308 track->cb_color_size_idx[i] = 0; 309 track->cb_color_info[i] = 0; 310 track->cb_color_view[i] = 0xFFFFFFFF; 311 track->cb_color_bo[i] = NULL; 312 track->cb_color_bo_offset[i] = 0xFFFFFFFF; 313 track->cb_color_bo_mc[i] = 0xFFFFFFFF; 314 track->cb_color_frag_bo[i] = NULL; 315 track->cb_color_frag_offset[i] = 0xFFFFFFFF; 316 track->cb_color_tile_bo[i] = NULL; 317 track->cb_color_tile_offset[i] = 0xFFFFFFFF; 318 track->cb_color_mask[i] = 0xFFFFFFFF; 319 } 320 track->is_resolve = false; 321 track->nsamples = 16; 322 track->log_nsamples = 4; 323 track->cb_target_mask = 0xFFFFFFFF; 324 track->cb_shader_mask = 0xFFFFFFFF; 325 track->cb_dirty = true; 326 track->db_bo = NULL; 327 track->db_bo_mc = 0xFFFFFFFF; 328 /* assume the biggest format and that htile is enabled */ 329 track->db_depth_info = 7 | (1 << 25); 330 track->db_depth_view = 0xFFFFC000; 331 track->db_depth_size = 0xFFFFFFFF; 332 track->db_depth_size_idx = 0; 333 track->db_depth_control = 0xFFFFFFFF; 334 track->db_dirty = true; 335 track->htile_bo = NULL; 336 track->htile_offset = 0xFFFFFFFF; 337 track->htile_surface = 0; 338 339 for (i = 0; i < 4; i++) { 340 track->vgt_strmout_size[i] = 0; 341 track->vgt_strmout_bo[i] = NULL; 342 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF; 343 track->vgt_strmout_bo_mc[i] = 0xFFFFFFFF; 344 } 345 track->streamout_dirty = true; 346 track->sx_misc_kill_all_prims = false; 347 } 348 349 static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) 350 { 351 struct r600_cs_track *track = p->track; 352 u32 slice_tile_max, size, tmp; 353 u32 height, height_align, pitch, pitch_align, depth_align; 354 u64 base_offset, base_align; 355 struct array_mode_checker array_check; 356 volatile u32 *ib = p->ib.ptr; 357 unsigned array_mode; 358 u32 format; 359 /* When resolve is used, the second colorbuffer has always 1 sample. */ 360 unsigned nsamples = track->is_resolve && i == 1 ? 1 : track->nsamples; 361 362 size = radeon_bo_size(track->cb_color_bo[i]) - track->cb_color_bo_offset[i]; 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, size, 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 size = radeon_bo_size(track->db_bo); 567 /* pitch in pixels */ 568 pitch = (G_028000_PITCH_TILE_MAX(track->db_depth_size) + 1) * 8; 569 slice_tile_max = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; 570 slice_tile_max *= 64; 571 height = slice_tile_max / pitch; 572 if (height > 8192) 573 height = 8192; 574 base_offset = track->db_bo_mc + track->db_offset; 575 array_mode = G_028010_ARRAY_MODE(track->db_depth_info); 576 array_check.array_mode = array_mode; 577 array_check.group_size = track->group_size; 578 array_check.nbanks = track->nbanks; 579 array_check.npipes = track->npipes; 580 array_check.nsamples = track->nsamples; 581 array_check.blocksize = bpe; 582 if (r600_get_array_mode_alignment(&array_check, 583 &pitch_align, &height_align, &depth_align, &base_align)) { 584 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, 585 G_028010_ARRAY_MODE(track->db_depth_info), 586 track->db_depth_info); 587 return -EINVAL; 588 } 589 switch (array_mode) { 590 case V_028010_ARRAY_1D_TILED_THIN1: 591 /* don't break userspace */ 592 height &= ~0x7; 593 break; 594 case V_028010_ARRAY_2D_TILED_THIN1: 595 break; 596 default: 597 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, 598 G_028010_ARRAY_MODE(track->db_depth_info), 599 track->db_depth_info); 600 return -EINVAL; 601 } 602 603 if (!IS_ALIGNED(pitch, pitch_align)) { 604 dev_warn(p->dev, "%s:%d db pitch (%d, 0x%x, %d) invalid\n", 605 __func__, __LINE__, pitch, pitch_align, array_mode); 606 return -EINVAL; 607 } 608 if (!IS_ALIGNED(height, height_align)) { 609 dev_warn(p->dev, "%s:%d db height (%d, 0x%x, %d) invalid\n", 610 __func__, __LINE__, height, height_align, array_mode); 611 return -EINVAL; 612 } 613 if (!IS_ALIGNED(base_offset, base_align)) { 614 dev_warn(p->dev, "%s offset 0x%llx, 0x%llx, %d not aligned\n", __func__, 615 base_offset, base_align, array_mode); 616 return -EINVAL; 617 } 618 619 ntiles = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; 620 nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1; 621 tmp = ntiles * bpe * 64 * nviews * track->nsamples; 622 if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) { 623 dev_warn(p->dev, "z/stencil buffer (%d) too small (0x%08X %d %d %d -> %u have %lu)\n", 624 array_mode, 625 track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset, 626 radeon_bo_size(track->db_bo)); 627 return -EINVAL; 628 } 629 } 630 631 /* hyperz */ 632 if (G_028010_TILE_SURFACE_ENABLE(track->db_depth_info)) { 633 unsigned long size; 634 unsigned nbx, nby; 635 636 if (track->htile_bo == NULL) { 637 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n", 638 __func__, __LINE__, track->db_depth_info); 639 return -EINVAL; 640 } 641 if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) { 642 dev_warn(p->dev, "%s:%d htile can't be enabled with bogus db_depth_size 0x%08x\n", 643 __func__, __LINE__, track->db_depth_size); 644 return -EINVAL; 645 } 646 647 nbx = pitch; 648 nby = height; 649 if (G_028D24_LINEAR(track->htile_surface)) { 650 /* nbx must be 16 htiles aligned == 16 * 8 pixel aligned */ 651 nbx = round_up(nbx, 16 * 8); 652 /* nby is npipes htiles aligned == npipes * 8 pixel aligned */ 653 nby = round_up(nby, track->npipes * 8); 654 } else { 655 /* always assume 8x8 htile */ 656 /* align is htile align * 8, htile align vary according to 657 * number of pipe and tile width and nby 658 */ 659 switch (track->npipes) { 660 case 8: 661 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 662 nbx = round_up(nbx, 64 * 8); 663 nby = round_up(nby, 64 * 8); 664 break; 665 case 4: 666 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 667 nbx = round_up(nbx, 64 * 8); 668 nby = round_up(nby, 32 * 8); 669 break; 670 case 2: 671 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 672 nbx = round_up(nbx, 32 * 8); 673 nby = round_up(nby, 32 * 8); 674 break; 675 case 1: 676 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ 677 nbx = round_up(nbx, 32 * 8); 678 nby = round_up(nby, 16 * 8); 679 break; 680 default: 681 dev_warn(p->dev, "%s:%d invalid num pipes %d\n", 682 __func__, __LINE__, track->npipes); 683 return -EINVAL; 684 } 685 } 686 /* compute number of htile */ 687 nbx = nbx >> 3; 688 nby = nby >> 3; 689 /* size must be aligned on npipes * 2K boundary */ 690 size = roundup(nbx * nby * 4, track->npipes * (2 << 10)); 691 size += track->htile_offset; 692 693 if (size > radeon_bo_size(track->htile_bo)) { 694 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n", 695 __func__, __LINE__, radeon_bo_size(track->htile_bo), 696 size, nbx, nby); 697 return -EINVAL; 698 } 699 } 700 701 track->db_dirty = false; 702 return 0; 703 } 704 705 static int r600_cs_track_check(struct radeon_cs_parser *p) 706 { 707 struct r600_cs_track *track = p->track; 708 u32 tmp; 709 int r, i; 710 711 /* on legacy kernel we don't perform advanced check */ 712 if (p->rdev == NULL) 713 return 0; 714 715 /* check streamout */ 716 if (track->streamout_dirty && track->vgt_strmout_en) { 717 for (i = 0; i < 4; i++) { 718 if (track->vgt_strmout_buffer_en & (1 << i)) { 719 if (track->vgt_strmout_bo[i]) { 720 u64 offset = (u64)track->vgt_strmout_bo_offset[i] + 721 (u64)track->vgt_strmout_size[i]; 722 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) { 723 DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n", 724 i, offset, 725 radeon_bo_size(track->vgt_strmout_bo[i])); 726 return -EINVAL; 727 } 728 } else { 729 dev_warn(p->dev, "No buffer for streamout %d\n", i); 730 return -EINVAL; 731 } 732 } 733 } 734 track->streamout_dirty = false; 735 } 736 737 if (track->sx_misc_kill_all_prims) 738 return 0; 739 740 /* check that we have a cb for each enabled target, we don't check 741 * shader_mask because it seems mesa isn't always setting it :( 742 */ 743 if (track->cb_dirty) { 744 tmp = track->cb_target_mask; 745 746 /* We must check both colorbuffers for RESOLVE. */ 747 if (track->is_resolve) { 748 tmp |= 0xff; 749 } 750 751 for (i = 0; i < 8; i++) { 752 u32 format = G_0280A0_FORMAT(track->cb_color_info[i]); 753 754 if (format != V_0280A0_COLOR_INVALID && 755 (tmp >> (i * 4)) & 0xF) { 756 /* at least one component is enabled */ 757 if (track->cb_color_bo[i] == NULL) { 758 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n", 759 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i); 760 return -EINVAL; 761 } 762 /* perform rewrite of CB_COLOR[0-7]_SIZE */ 763 r = r600_cs_track_validate_cb(p, i); 764 if (r) 765 return r; 766 } 767 } 768 track->cb_dirty = false; 769 } 770 771 /* Check depth buffer */ 772 if (track->db_dirty && 773 G_028010_FORMAT(track->db_depth_info) != V_028010_DEPTH_INVALID && 774 (G_028800_STENCIL_ENABLE(track->db_depth_control) || 775 G_028800_Z_ENABLE(track->db_depth_control))) { 776 r = r600_cs_track_validate_db(p); 777 if (r) 778 return r; 779 } 780 781 return 0; 782 } 783 784 /** 785 * r600_cs_packet_parse_vline() - parse userspace VLINE packet 786 * @parser: parser structure holding parsing context. 787 * 788 * This is an R600-specific function for parsing VLINE packets. 789 * Real work is done by r600_cs_common_vline_parse function. 790 * Here we just set up ASIC-specific register table and call 791 * the common implementation function. 792 */ 793 static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p) 794 { 795 static uint32_t vline_start_end[2] = {AVIVO_D1MODE_VLINE_START_END, 796 AVIVO_D2MODE_VLINE_START_END}; 797 static uint32_t vline_status[2] = {AVIVO_D1MODE_VLINE_STATUS, 798 AVIVO_D2MODE_VLINE_STATUS}; 799 800 return r600_cs_common_vline_parse(p, vline_start_end, vline_status); 801 } 802 803 /** 804 * r600_cs_common_vline_parse() - common vline parser 805 * @parser: parser structure holding parsing context. 806 * @vline_start_end: table of vline_start_end registers 807 * @vline_status: table of vline_status registers 808 * 809 * Userspace sends a special sequence for VLINE waits. 810 * PACKET0 - VLINE_START_END + value 811 * PACKET3 - WAIT_REG_MEM poll vline status reg 812 * RELOC (P3) - crtc_id in reloc. 813 * 814 * This function parses this and relocates the VLINE START END 815 * and WAIT_REG_MEM packets to the correct crtc. 816 * It also detects a switched off crtc and nulls out the 817 * wait in that case. This function is common for all ASICs that 818 * are R600 and newer. The parsing algorithm is the same, and only 819 * differs in which registers are used. 820 * 821 * Caller is the ASIC-specific function which passes the parser 822 * context and ASIC-specific register table 823 */ 824 int r600_cs_common_vline_parse(struct radeon_cs_parser *p, 825 uint32_t *vline_start_end, 826 uint32_t *vline_status) 827 { 828 struct drm_mode_object *obj; 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 obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); 891 if (!obj) { 892 DRM_ERROR("cannot find crtc %d\n", crtc_id); 893 return -ENOENT; 894 } 895 crtc = obj_to_crtc(obj); 896 radeon_crtc = to_radeon_crtc(crtc); 897 crtc_id = radeon_crtc->crtc_id; 898 899 if (!crtc->enabled) { 900 /* CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */ 901 ib[h_idx + 2] = PACKET2(0); 902 ib[h_idx + 3] = PACKET2(0); 903 ib[h_idx + 4] = PACKET2(0); 904 ib[h_idx + 5] = PACKET2(0); 905 ib[h_idx + 6] = PACKET2(0); 906 ib[h_idx + 7] = PACKET2(0); 907 ib[h_idx + 8] = PACKET2(0); 908 } else if (reg == vline_start_end[0]) { 909 header &= ~R600_CP_PACKET0_REG_MASK; 910 header |= vline_start_end[crtc_id] >> 2; 911 ib[h_idx] = header; 912 ib[h_idx + 4] = vline_status[crtc_id] >> 2; 913 } else { 914 DRM_ERROR("unknown crtc reloc\n"); 915 return -EINVAL; 916 } 917 return 0; 918 } 919 920 static int r600_packet0_check(struct radeon_cs_parser *p, 921 struct radeon_cs_packet *pkt, 922 unsigned idx, unsigned reg) 923 { 924 int r; 925 926 switch (reg) { 927 case AVIVO_D1MODE_VLINE_START_END: 928 r = r600_cs_packet_parse_vline(p); 929 if (r) { 930 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 931 idx, reg); 932 return r; 933 } 934 break; 935 default: 936 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", 937 reg, idx); 938 return -EINVAL; 939 } 940 return 0; 941 } 942 943 static int r600_cs_parse_packet0(struct radeon_cs_parser *p, 944 struct radeon_cs_packet *pkt) 945 { 946 unsigned reg, i; 947 unsigned idx; 948 int r; 949 950 idx = pkt->idx + 1; 951 reg = pkt->reg; 952 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) { 953 r = r600_packet0_check(p, pkt, idx, reg); 954 if (r) { 955 return r; 956 } 957 } 958 return 0; 959 } 960 961 /** 962 * r600_cs_check_reg() - check if register is authorized or not 963 * @parser: parser structure holding parsing context 964 * @reg: register we are testing 965 * @idx: index into the cs buffer 966 * 967 * This function will test against r600_reg_safe_bm and return 0 968 * if register is safe. If register is not flag as safe this function 969 * will test it against a list of register needind special handling. 970 */ 971 static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 972 { 973 struct r600_cs_track *track = (struct r600_cs_track *)p->track; 974 struct radeon_cs_reloc *reloc; 975 u32 m, i, tmp, *ib; 976 int r; 977 978 i = (reg >> 7); 979 if (i >= ARRAY_SIZE(r600_reg_safe_bm)) { 980 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 981 return -EINVAL; 982 } 983 m = 1 << ((reg >> 2) & 31); 984 if (!(r600_reg_safe_bm[i] & m)) 985 return 0; 986 ib = p->ib.ptr; 987 switch (reg) { 988 /* force following reg to 0 in an attempt to disable out buffer 989 * which will need us to better understand how it works to perform 990 * security check on it (Jerome) 991 */ 992 case R_0288A8_SQ_ESGS_RING_ITEMSIZE: 993 case R_008C44_SQ_ESGS_RING_SIZE: 994 case R_0288B0_SQ_ESTMP_RING_ITEMSIZE: 995 case R_008C54_SQ_ESTMP_RING_SIZE: 996 case R_0288C0_SQ_FBUF_RING_ITEMSIZE: 997 case R_008C74_SQ_FBUF_RING_SIZE: 998 case R_0288B4_SQ_GSTMP_RING_ITEMSIZE: 999 case R_008C5C_SQ_GSTMP_RING_SIZE: 1000 case R_0288AC_SQ_GSVS_RING_ITEMSIZE: 1001 case R_008C4C_SQ_GSVS_RING_SIZE: 1002 case R_0288BC_SQ_PSTMP_RING_ITEMSIZE: 1003 case R_008C6C_SQ_PSTMP_RING_SIZE: 1004 case R_0288C4_SQ_REDUC_RING_ITEMSIZE: 1005 case R_008C7C_SQ_REDUC_RING_SIZE: 1006 case R_0288B8_SQ_VSTMP_RING_ITEMSIZE: 1007 case R_008C64_SQ_VSTMP_RING_SIZE: 1008 case R_0288C8_SQ_GS_VERT_ITEMSIZE: 1009 /* get value to populate the IB don't remove */ 1010 tmp =radeon_get_ib_value(p, idx); 1011 ib[idx] = 0; 1012 break; 1013 case SQ_CONFIG: 1014 track->sq_config = radeon_get_ib_value(p, idx); 1015 break; 1016 case R_028800_DB_DEPTH_CONTROL: 1017 track->db_depth_control = radeon_get_ib_value(p, idx); 1018 track->db_dirty = true; 1019 break; 1020 case R_028010_DB_DEPTH_INFO: 1021 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) && 1022 radeon_cs_packet_next_is_pkt3_nop(p)) { 1023 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1024 if (r) { 1025 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1026 "0x%04X\n", reg); 1027 return -EINVAL; 1028 } 1029 track->db_depth_info = radeon_get_ib_value(p, idx); 1030 ib[idx] &= C_028010_ARRAY_MODE; 1031 track->db_depth_info &= C_028010_ARRAY_MODE; 1032 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1033 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1); 1034 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1); 1035 } else { 1036 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1); 1037 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1); 1038 } 1039 } else { 1040 track->db_depth_info = radeon_get_ib_value(p, idx); 1041 } 1042 track->db_dirty = true; 1043 break; 1044 case R_028004_DB_DEPTH_VIEW: 1045 track->db_depth_view = radeon_get_ib_value(p, idx); 1046 track->db_dirty = true; 1047 break; 1048 case R_028000_DB_DEPTH_SIZE: 1049 track->db_depth_size = radeon_get_ib_value(p, idx); 1050 track->db_depth_size_idx = idx; 1051 track->db_dirty = true; 1052 break; 1053 case R_028AB0_VGT_STRMOUT_EN: 1054 track->vgt_strmout_en = radeon_get_ib_value(p, idx); 1055 track->streamout_dirty = true; 1056 break; 1057 case R_028B20_VGT_STRMOUT_BUFFER_EN: 1058 track->vgt_strmout_buffer_en = radeon_get_ib_value(p, idx); 1059 track->streamout_dirty = true; 1060 break; 1061 case VGT_STRMOUT_BUFFER_BASE_0: 1062 case VGT_STRMOUT_BUFFER_BASE_1: 1063 case VGT_STRMOUT_BUFFER_BASE_2: 1064 case VGT_STRMOUT_BUFFER_BASE_3: 1065 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1066 if (r) { 1067 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1068 "0x%04X\n", reg); 1069 return -EINVAL; 1070 } 1071 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16; 1072 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1073 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1074 track->vgt_strmout_bo[tmp] = reloc->robj; 1075 track->vgt_strmout_bo_mc[tmp] = reloc->lobj.gpu_offset; 1076 track->streamout_dirty = true; 1077 break; 1078 case VGT_STRMOUT_BUFFER_SIZE_0: 1079 case VGT_STRMOUT_BUFFER_SIZE_1: 1080 case VGT_STRMOUT_BUFFER_SIZE_2: 1081 case VGT_STRMOUT_BUFFER_SIZE_3: 1082 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16; 1083 /* size in register is DWs, convert to bytes */ 1084 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4; 1085 track->streamout_dirty = true; 1086 break; 1087 case CP_COHER_BASE: 1088 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1089 if (r) { 1090 dev_warn(p->dev, "missing reloc for CP_COHER_BASE " 1091 "0x%04X\n", reg); 1092 return -EINVAL; 1093 } 1094 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1095 break; 1096 case R_028238_CB_TARGET_MASK: 1097 track->cb_target_mask = radeon_get_ib_value(p, idx); 1098 track->cb_dirty = true; 1099 break; 1100 case R_02823C_CB_SHADER_MASK: 1101 track->cb_shader_mask = radeon_get_ib_value(p, idx); 1102 break; 1103 case R_028C04_PA_SC_AA_CONFIG: 1104 tmp = G_028C04_MSAA_NUM_SAMPLES(radeon_get_ib_value(p, idx)); 1105 track->log_nsamples = tmp; 1106 track->nsamples = 1 << tmp; 1107 track->cb_dirty = true; 1108 break; 1109 case R_028808_CB_COLOR_CONTROL: 1110 tmp = G_028808_SPECIAL_OP(radeon_get_ib_value(p, idx)); 1111 track->is_resolve = tmp == V_028808_SPECIAL_RESOLVE_BOX; 1112 track->cb_dirty = true; 1113 break; 1114 case R_0280A0_CB_COLOR0_INFO: 1115 case R_0280A4_CB_COLOR1_INFO: 1116 case R_0280A8_CB_COLOR2_INFO: 1117 case R_0280AC_CB_COLOR3_INFO: 1118 case R_0280B0_CB_COLOR4_INFO: 1119 case R_0280B4_CB_COLOR5_INFO: 1120 case R_0280B8_CB_COLOR6_INFO: 1121 case R_0280BC_CB_COLOR7_INFO: 1122 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) && 1123 radeon_cs_packet_next_is_pkt3_nop(p)) { 1124 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1125 if (r) { 1126 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1127 return -EINVAL; 1128 } 1129 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4; 1130 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1131 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { 1132 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1); 1133 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1); 1134 } else if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) { 1135 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1); 1136 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1); 1137 } 1138 } else { 1139 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4; 1140 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); 1141 } 1142 track->cb_dirty = true; 1143 break; 1144 case R_028080_CB_COLOR0_VIEW: 1145 case R_028084_CB_COLOR1_VIEW: 1146 case R_028088_CB_COLOR2_VIEW: 1147 case R_02808C_CB_COLOR3_VIEW: 1148 case R_028090_CB_COLOR4_VIEW: 1149 case R_028094_CB_COLOR5_VIEW: 1150 case R_028098_CB_COLOR6_VIEW: 1151 case R_02809C_CB_COLOR7_VIEW: 1152 tmp = (reg - R_028080_CB_COLOR0_VIEW) / 4; 1153 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); 1154 track->cb_dirty = true; 1155 break; 1156 case R_028060_CB_COLOR0_SIZE: 1157 case R_028064_CB_COLOR1_SIZE: 1158 case R_028068_CB_COLOR2_SIZE: 1159 case R_02806C_CB_COLOR3_SIZE: 1160 case R_028070_CB_COLOR4_SIZE: 1161 case R_028074_CB_COLOR5_SIZE: 1162 case R_028078_CB_COLOR6_SIZE: 1163 case R_02807C_CB_COLOR7_SIZE: 1164 tmp = (reg - R_028060_CB_COLOR0_SIZE) / 4; 1165 track->cb_color_size[tmp] = radeon_get_ib_value(p, idx); 1166 track->cb_color_size_idx[tmp] = idx; 1167 track->cb_dirty = true; 1168 break; 1169 /* This register were added late, there is userspace 1170 * which does provide relocation for those but set 1171 * 0 offset. In order to avoid breaking old userspace 1172 * we detect this and set address to point to last 1173 * CB_COLOR0_BASE, note that if userspace doesn't set 1174 * CB_COLOR0_BASE before this register we will report 1175 * error. Old userspace always set CB_COLOR0_BASE 1176 * before any of this. 1177 */ 1178 case R_0280E0_CB_COLOR0_FRAG: 1179 case R_0280E4_CB_COLOR1_FRAG: 1180 case R_0280E8_CB_COLOR2_FRAG: 1181 case R_0280EC_CB_COLOR3_FRAG: 1182 case R_0280F0_CB_COLOR4_FRAG: 1183 case R_0280F4_CB_COLOR5_FRAG: 1184 case R_0280F8_CB_COLOR6_FRAG: 1185 case R_0280FC_CB_COLOR7_FRAG: 1186 tmp = (reg - R_0280E0_CB_COLOR0_FRAG) / 4; 1187 if (!radeon_cs_packet_next_is_pkt3_nop(p)) { 1188 if (!track->cb_color_base_last[tmp]) { 1189 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg); 1190 return -EINVAL; 1191 } 1192 track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp]; 1193 track->cb_color_frag_offset[tmp] = track->cb_color_bo_offset[tmp]; 1194 ib[idx] = track->cb_color_base_last[tmp]; 1195 } else { 1196 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1197 if (r) { 1198 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1199 return -EINVAL; 1200 } 1201 track->cb_color_frag_bo[tmp] = reloc->robj; 1202 track->cb_color_frag_offset[tmp] = (u64)ib[idx] << 8; 1203 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1204 } 1205 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { 1206 track->cb_dirty = true; 1207 } 1208 break; 1209 case R_0280C0_CB_COLOR0_TILE: 1210 case R_0280C4_CB_COLOR1_TILE: 1211 case R_0280C8_CB_COLOR2_TILE: 1212 case R_0280CC_CB_COLOR3_TILE: 1213 case R_0280D0_CB_COLOR4_TILE: 1214 case R_0280D4_CB_COLOR5_TILE: 1215 case R_0280D8_CB_COLOR6_TILE: 1216 case R_0280DC_CB_COLOR7_TILE: 1217 tmp = (reg - R_0280C0_CB_COLOR0_TILE) / 4; 1218 if (!radeon_cs_packet_next_is_pkt3_nop(p)) { 1219 if (!track->cb_color_base_last[tmp]) { 1220 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg); 1221 return -EINVAL; 1222 } 1223 track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp]; 1224 track->cb_color_tile_offset[tmp] = track->cb_color_bo_offset[tmp]; 1225 ib[idx] = track->cb_color_base_last[tmp]; 1226 } else { 1227 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1228 if (r) { 1229 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); 1230 return -EINVAL; 1231 } 1232 track->cb_color_tile_bo[tmp] = reloc->robj; 1233 track->cb_color_tile_offset[tmp] = (u64)ib[idx] << 8; 1234 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1235 } 1236 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { 1237 track->cb_dirty = true; 1238 } 1239 break; 1240 case R_028100_CB_COLOR0_MASK: 1241 case R_028104_CB_COLOR1_MASK: 1242 case R_028108_CB_COLOR2_MASK: 1243 case R_02810C_CB_COLOR3_MASK: 1244 case R_028110_CB_COLOR4_MASK: 1245 case R_028114_CB_COLOR5_MASK: 1246 case R_028118_CB_COLOR6_MASK: 1247 case R_02811C_CB_COLOR7_MASK: 1248 tmp = (reg - R_028100_CB_COLOR0_MASK) / 4; 1249 track->cb_color_mask[tmp] = radeon_get_ib_value(p, idx); 1250 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { 1251 track->cb_dirty = true; 1252 } 1253 break; 1254 case CB_COLOR0_BASE: 1255 case CB_COLOR1_BASE: 1256 case CB_COLOR2_BASE: 1257 case CB_COLOR3_BASE: 1258 case CB_COLOR4_BASE: 1259 case CB_COLOR5_BASE: 1260 case CB_COLOR6_BASE: 1261 case CB_COLOR7_BASE: 1262 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1263 if (r) { 1264 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1265 "0x%04X\n", reg); 1266 return -EINVAL; 1267 } 1268 tmp = (reg - CB_COLOR0_BASE) / 4; 1269 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; 1270 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1271 track->cb_color_base_last[tmp] = ib[idx]; 1272 track->cb_color_bo[tmp] = reloc->robj; 1273 track->cb_color_bo_mc[tmp] = reloc->lobj.gpu_offset; 1274 track->cb_dirty = true; 1275 break; 1276 case DB_DEPTH_BASE: 1277 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1278 if (r) { 1279 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1280 "0x%04X\n", reg); 1281 return -EINVAL; 1282 } 1283 track->db_offset = radeon_get_ib_value(p, idx) << 8; 1284 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1285 track->db_bo = reloc->robj; 1286 track->db_bo_mc = reloc->lobj.gpu_offset; 1287 track->db_dirty = true; 1288 break; 1289 case DB_HTILE_DATA_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->htile_offset = radeon_get_ib_value(p, idx) << 8; 1297 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1298 track->htile_bo = reloc->robj; 1299 track->db_dirty = true; 1300 break; 1301 case DB_HTILE_SURFACE: 1302 track->htile_surface = radeon_get_ib_value(p, idx); 1303 /* force 8x8 htile width and height */ 1304 ib[idx] |= 3; 1305 track->db_dirty = true; 1306 break; 1307 case SQ_PGM_START_FS: 1308 case SQ_PGM_START_ES: 1309 case SQ_PGM_START_VS: 1310 case SQ_PGM_START_GS: 1311 case SQ_PGM_START_PS: 1312 case SQ_ALU_CONST_CACHE_GS_0: 1313 case SQ_ALU_CONST_CACHE_GS_1: 1314 case SQ_ALU_CONST_CACHE_GS_2: 1315 case SQ_ALU_CONST_CACHE_GS_3: 1316 case SQ_ALU_CONST_CACHE_GS_4: 1317 case SQ_ALU_CONST_CACHE_GS_5: 1318 case SQ_ALU_CONST_CACHE_GS_6: 1319 case SQ_ALU_CONST_CACHE_GS_7: 1320 case SQ_ALU_CONST_CACHE_GS_8: 1321 case SQ_ALU_CONST_CACHE_GS_9: 1322 case SQ_ALU_CONST_CACHE_GS_10: 1323 case SQ_ALU_CONST_CACHE_GS_11: 1324 case SQ_ALU_CONST_CACHE_GS_12: 1325 case SQ_ALU_CONST_CACHE_GS_13: 1326 case SQ_ALU_CONST_CACHE_GS_14: 1327 case SQ_ALU_CONST_CACHE_GS_15: 1328 case SQ_ALU_CONST_CACHE_PS_0: 1329 case SQ_ALU_CONST_CACHE_PS_1: 1330 case SQ_ALU_CONST_CACHE_PS_2: 1331 case SQ_ALU_CONST_CACHE_PS_3: 1332 case SQ_ALU_CONST_CACHE_PS_4: 1333 case SQ_ALU_CONST_CACHE_PS_5: 1334 case SQ_ALU_CONST_CACHE_PS_6: 1335 case SQ_ALU_CONST_CACHE_PS_7: 1336 case SQ_ALU_CONST_CACHE_PS_8: 1337 case SQ_ALU_CONST_CACHE_PS_9: 1338 case SQ_ALU_CONST_CACHE_PS_10: 1339 case SQ_ALU_CONST_CACHE_PS_11: 1340 case SQ_ALU_CONST_CACHE_PS_12: 1341 case SQ_ALU_CONST_CACHE_PS_13: 1342 case SQ_ALU_CONST_CACHE_PS_14: 1343 case SQ_ALU_CONST_CACHE_PS_15: 1344 case SQ_ALU_CONST_CACHE_VS_0: 1345 case SQ_ALU_CONST_CACHE_VS_1: 1346 case SQ_ALU_CONST_CACHE_VS_2: 1347 case SQ_ALU_CONST_CACHE_VS_3: 1348 case SQ_ALU_CONST_CACHE_VS_4: 1349 case SQ_ALU_CONST_CACHE_VS_5: 1350 case SQ_ALU_CONST_CACHE_VS_6: 1351 case SQ_ALU_CONST_CACHE_VS_7: 1352 case SQ_ALU_CONST_CACHE_VS_8: 1353 case SQ_ALU_CONST_CACHE_VS_9: 1354 case SQ_ALU_CONST_CACHE_VS_10: 1355 case SQ_ALU_CONST_CACHE_VS_11: 1356 case SQ_ALU_CONST_CACHE_VS_12: 1357 case SQ_ALU_CONST_CACHE_VS_13: 1358 case SQ_ALU_CONST_CACHE_VS_14: 1359 case SQ_ALU_CONST_CACHE_VS_15: 1360 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1361 if (r) { 1362 dev_warn(p->dev, "bad SET_CONTEXT_REG " 1363 "0x%04X\n", reg); 1364 return -EINVAL; 1365 } 1366 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1367 break; 1368 case SX_MEMORY_EXPORT_BASE: 1369 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1370 if (r) { 1371 dev_warn(p->dev, "bad SET_CONFIG_REG " 1372 "0x%04X\n", reg); 1373 return -EINVAL; 1374 } 1375 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1376 break; 1377 case SX_MISC: 1378 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0; 1379 break; 1380 default: 1381 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1382 return -EINVAL; 1383 } 1384 return 0; 1385 } 1386 1387 unsigned r600_mip_minify(unsigned size, unsigned level) 1388 { 1389 unsigned val; 1390 1391 val = max(1U, size >> level); 1392 if (level > 0) 1393 val = roundup_pow_of_two(val); 1394 return val; 1395 } 1396 1397 static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned llevel, 1398 unsigned w0, unsigned h0, unsigned d0, unsigned nsamples, unsigned format, 1399 unsigned block_align, unsigned height_align, unsigned base_align, 1400 unsigned *l0_size, unsigned *mipmap_size) 1401 { 1402 unsigned offset, i, level; 1403 unsigned width, height, depth, size; 1404 unsigned blocksize; 1405 unsigned nbx, nby; 1406 unsigned nlevels = llevel - blevel + 1; 1407 1408 *l0_size = -1; 1409 blocksize = r600_fmt_get_blocksize(format); 1410 1411 w0 = r600_mip_minify(w0, 0); 1412 h0 = r600_mip_minify(h0, 0); 1413 d0 = r600_mip_minify(d0, 0); 1414 for(i = 0, offset = 0, level = blevel; i < nlevels; i++, level++) { 1415 width = r600_mip_minify(w0, i); 1416 nbx = r600_fmt_get_nblocksx(format, width); 1417 1418 nbx = round_up(nbx, block_align); 1419 1420 height = r600_mip_minify(h0, i); 1421 nby = r600_fmt_get_nblocksy(format, height); 1422 nby = round_up(nby, height_align); 1423 1424 depth = r600_mip_minify(d0, i); 1425 1426 size = nbx * nby * blocksize * nsamples; 1427 if (nfaces) 1428 size *= nfaces; 1429 else 1430 size *= depth; 1431 1432 if (i == 0) 1433 *l0_size = size; 1434 1435 if (i == 0 || i == 1) 1436 offset = round_up(offset, base_align); 1437 1438 offset += size; 1439 } 1440 *mipmap_size = offset; 1441 if (llevel == 0) 1442 *mipmap_size = *l0_size; 1443 if (!blevel) 1444 *mipmap_size -= *l0_size; 1445 } 1446 1447 /** 1448 * r600_check_texture_resource() - check if register is authorized or not 1449 * @p: parser structure holding parsing context 1450 * @idx: index into the cs buffer 1451 * @texture: texture's bo structure 1452 * @mipmap: mipmap's bo structure 1453 * 1454 * This function will check that the resource has valid field and that 1455 * the texture and mipmap bo object are big enough to cover this resource. 1456 */ 1457 static int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx, 1458 struct radeon_bo *texture, 1459 struct radeon_bo *mipmap, 1460 u64 base_offset, 1461 u64 mip_offset, 1462 u32 tiling_flags) 1463 { 1464 struct r600_cs_track *track = p->track; 1465 u32 dim, nfaces, llevel, blevel, w0, h0, d0; 1466 u32 word0, word1, l0_size, mipmap_size, word2, word3, word4, word5; 1467 u32 height_align, pitch, pitch_align, depth_align; 1468 u32 barray, larray; 1469 u64 base_align; 1470 struct array_mode_checker array_check; 1471 u32 format; 1472 bool is_array; 1473 1474 /* on legacy kernel we don't perform advanced check */ 1475 if (p->rdev == NULL) 1476 return 0; 1477 1478 /* convert to bytes */ 1479 base_offset <<= 8; 1480 mip_offset <<= 8; 1481 1482 word0 = radeon_get_ib_value(p, idx + 0); 1483 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1484 if (tiling_flags & RADEON_TILING_MACRO) 1485 word0 |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1); 1486 else if (tiling_flags & RADEON_TILING_MICRO) 1487 word0 |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1); 1488 } 1489 word1 = radeon_get_ib_value(p, idx + 1); 1490 word2 = radeon_get_ib_value(p, idx + 2) << 8; 1491 word3 = radeon_get_ib_value(p, idx + 3) << 8; 1492 word4 = radeon_get_ib_value(p, idx + 4); 1493 word5 = radeon_get_ib_value(p, idx + 5); 1494 dim = G_038000_DIM(word0); 1495 w0 = G_038000_TEX_WIDTH(word0) + 1; 1496 pitch = (G_038000_PITCH(word0) + 1) * 8; 1497 h0 = G_038004_TEX_HEIGHT(word1) + 1; 1498 d0 = G_038004_TEX_DEPTH(word1); 1499 format = G_038004_DATA_FORMAT(word1); 1500 blevel = G_038010_BASE_LEVEL(word4); 1501 llevel = G_038014_LAST_LEVEL(word5); 1502 /* pitch in texels */ 1503 array_check.array_mode = G_038000_TILE_MODE(word0); 1504 array_check.group_size = track->group_size; 1505 array_check.nbanks = track->nbanks; 1506 array_check.npipes = track->npipes; 1507 array_check.nsamples = 1; 1508 array_check.blocksize = r600_fmt_get_blocksize(format); 1509 nfaces = 1; 1510 is_array = false; 1511 switch (dim) { 1512 case V_038000_SQ_TEX_DIM_1D: 1513 case V_038000_SQ_TEX_DIM_2D: 1514 case V_038000_SQ_TEX_DIM_3D: 1515 break; 1516 case V_038000_SQ_TEX_DIM_CUBEMAP: 1517 if (p->family >= CHIP_RV770) 1518 nfaces = 8; 1519 else 1520 nfaces = 6; 1521 break; 1522 case V_038000_SQ_TEX_DIM_1D_ARRAY: 1523 case V_038000_SQ_TEX_DIM_2D_ARRAY: 1524 is_array = true; 1525 break; 1526 case V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA: 1527 is_array = true; 1528 /* fall through */ 1529 case V_038000_SQ_TEX_DIM_2D_MSAA: 1530 array_check.nsamples = 1 << llevel; 1531 llevel = 0; 1532 break; 1533 default: 1534 dev_warn(p->dev, "this kernel doesn't support %d texture dim\n", G_038000_DIM(word0)); 1535 return -EINVAL; 1536 } 1537 if (!r600_fmt_is_valid_texture(format, p->family)) { 1538 dev_warn(p->dev, "%s:%d texture invalid format %d\n", 1539 __func__, __LINE__, format); 1540 return -EINVAL; 1541 } 1542 1543 if (r600_get_array_mode_alignment(&array_check, 1544 &pitch_align, &height_align, &depth_align, &base_align)) { 1545 dev_warn(p->dev, "%s:%d tex array mode (%d) invalid\n", 1546 __func__, __LINE__, G_038000_TILE_MODE(word0)); 1547 return -EINVAL; 1548 } 1549 1550 /* XXX check height as well... */ 1551 1552 if (!IS_ALIGNED(pitch, pitch_align)) { 1553 dev_warn(p->dev, "%s:%d tex pitch (%d, 0x%x, %d) invalid\n", 1554 __func__, __LINE__, pitch, pitch_align, G_038000_TILE_MODE(word0)); 1555 return -EINVAL; 1556 } 1557 if (!IS_ALIGNED(base_offset, base_align)) { 1558 dev_warn(p->dev, "%s:%d tex base offset (0x%llx, 0x%llx, %d) invalid\n", 1559 __func__, __LINE__, base_offset, base_align, G_038000_TILE_MODE(word0)); 1560 return -EINVAL; 1561 } 1562 if (!IS_ALIGNED(mip_offset, base_align)) { 1563 dev_warn(p->dev, "%s:%d tex mip offset (0x%llx, 0x%llx, %d) invalid\n", 1564 __func__, __LINE__, mip_offset, base_align, G_038000_TILE_MODE(word0)); 1565 return -EINVAL; 1566 } 1567 1568 if (blevel > llevel) { 1569 dev_warn(p->dev, "texture blevel %d > llevel %d\n", 1570 blevel, llevel); 1571 } 1572 if (is_array) { 1573 barray = G_038014_BASE_ARRAY(word5); 1574 larray = G_038014_LAST_ARRAY(word5); 1575 1576 nfaces = larray - barray + 1; 1577 } 1578 r600_texture_size(nfaces, blevel, llevel, w0, h0, d0, array_check.nsamples, format, 1579 pitch_align, height_align, base_align, 1580 &l0_size, &mipmap_size); 1581 /* using get ib will give us the offset into the texture bo */ 1582 if ((l0_size + word2) > radeon_bo_size(texture)) { 1583 dev_warn(p->dev, "texture bo too small ((%d %d) (%d %d) %d %d %d -> %d have %ld)\n", 1584 w0, h0, pitch_align, height_align, 1585 array_check.array_mode, format, word2, 1586 l0_size, radeon_bo_size(texture)); 1587 dev_warn(p->dev, "alignments %d %d %d %lld\n", pitch, pitch_align, height_align, base_align); 1588 return -EINVAL; 1589 } 1590 /* using get ib will give us the offset into the mipmap bo */ 1591 if ((mipmap_size + word3) > radeon_bo_size(mipmap)) { 1592 /*dev_warn(p->dev, "mipmap bo too small (%d %d %d %d %d %d -> %d have %ld)\n", 1593 w0, h0, format, blevel, nlevels, word3, mipmap_size, radeon_bo_size(texture));*/ 1594 } 1595 return 0; 1596 } 1597 1598 static bool r600_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) 1599 { 1600 u32 m, i; 1601 1602 i = (reg >> 7); 1603 if (i >= ARRAY_SIZE(r600_reg_safe_bm)) { 1604 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1605 return false; 1606 } 1607 m = 1 << ((reg >> 2) & 31); 1608 if (!(r600_reg_safe_bm[i] & m)) 1609 return true; 1610 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); 1611 return false; 1612 } 1613 1614 static int r600_packet3_check(struct radeon_cs_parser *p, 1615 struct radeon_cs_packet *pkt) 1616 { 1617 struct radeon_cs_reloc *reloc; 1618 struct r600_cs_track *track; 1619 volatile u32 *ib; 1620 unsigned idx; 1621 unsigned i; 1622 unsigned start_reg, end_reg, reg; 1623 int r; 1624 u32 idx_value; 1625 1626 track = (struct r600_cs_track *)p->track; 1627 ib = p->ib.ptr; 1628 idx = pkt->idx + 1; 1629 idx_value = radeon_get_ib_value(p, idx); 1630 1631 switch (pkt->opcode) { 1632 case PACKET3_SET_PREDICATION: 1633 { 1634 int pred_op; 1635 int tmp; 1636 uint64_t offset; 1637 1638 if (pkt->count != 1) { 1639 DRM_ERROR("bad SET PREDICATION\n"); 1640 return -EINVAL; 1641 } 1642 1643 tmp = radeon_get_ib_value(p, idx + 1); 1644 pred_op = (tmp >> 16) & 0x7; 1645 1646 /* for the clear predicate operation */ 1647 if (pred_op == 0) 1648 return 0; 1649 1650 if (pred_op > 2) { 1651 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op); 1652 return -EINVAL; 1653 } 1654 1655 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1656 if (r) { 1657 DRM_ERROR("bad SET PREDICATION\n"); 1658 return -EINVAL; 1659 } 1660 1661 offset = reloc->lobj.gpu_offset + 1662 (idx_value & 0xfffffff0) + 1663 ((u64)(tmp & 0xff) << 32); 1664 1665 ib[idx + 0] = offset; 1666 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff); 1667 } 1668 break; 1669 1670 case PACKET3_START_3D_CMDBUF: 1671 if (p->family >= CHIP_RV770 || pkt->count) { 1672 DRM_ERROR("bad START_3D\n"); 1673 return -EINVAL; 1674 } 1675 break; 1676 case PACKET3_CONTEXT_CONTROL: 1677 if (pkt->count != 1) { 1678 DRM_ERROR("bad CONTEXT_CONTROL\n"); 1679 return -EINVAL; 1680 } 1681 break; 1682 case PACKET3_INDEX_TYPE: 1683 case PACKET3_NUM_INSTANCES: 1684 if (pkt->count) { 1685 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES\n"); 1686 return -EINVAL; 1687 } 1688 break; 1689 case PACKET3_DRAW_INDEX: 1690 { 1691 uint64_t offset; 1692 if (pkt->count != 3) { 1693 DRM_ERROR("bad DRAW_INDEX\n"); 1694 return -EINVAL; 1695 } 1696 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1697 if (r) { 1698 DRM_ERROR("bad DRAW_INDEX\n"); 1699 return -EINVAL; 1700 } 1701 1702 offset = reloc->lobj.gpu_offset + 1703 idx_value + 1704 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 1705 1706 ib[idx+0] = offset; 1707 ib[idx+1] = upper_32_bits(offset) & 0xff; 1708 1709 r = r600_cs_track_check(p); 1710 if (r) { 1711 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1712 return r; 1713 } 1714 break; 1715 } 1716 case PACKET3_DRAW_INDEX_AUTO: 1717 if (pkt->count != 1) { 1718 DRM_ERROR("bad DRAW_INDEX_AUTO\n"); 1719 return -EINVAL; 1720 } 1721 r = r600_cs_track_check(p); 1722 if (r) { 1723 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); 1724 return r; 1725 } 1726 break; 1727 case PACKET3_DRAW_INDEX_IMMD_BE: 1728 case PACKET3_DRAW_INDEX_IMMD: 1729 if (pkt->count < 2) { 1730 DRM_ERROR("bad DRAW_INDEX_IMMD\n"); 1731 return -EINVAL; 1732 } 1733 r = r600_cs_track_check(p); 1734 if (r) { 1735 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); 1736 return r; 1737 } 1738 break; 1739 case PACKET3_WAIT_REG_MEM: 1740 if (pkt->count != 5) { 1741 DRM_ERROR("bad WAIT_REG_MEM\n"); 1742 return -EINVAL; 1743 } 1744 /* bit 4 is reg (0) or mem (1) */ 1745 if (idx_value & 0x10) { 1746 uint64_t offset; 1747 1748 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1749 if (r) { 1750 DRM_ERROR("bad WAIT_REG_MEM\n"); 1751 return -EINVAL; 1752 } 1753 1754 offset = reloc->lobj.gpu_offset + 1755 (radeon_get_ib_value(p, idx+1) & 0xfffffff0) + 1756 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 1757 1758 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffff0); 1759 ib[idx+2] = upper_32_bits(offset) & 0xff; 1760 } else if (idx_value & 0x100) { 1761 DRM_ERROR("cannot use PFP on REG wait\n"); 1762 return -EINVAL; 1763 } 1764 break; 1765 case PACKET3_CP_DMA: 1766 { 1767 u32 command, size; 1768 u64 offset, tmp; 1769 if (pkt->count != 4) { 1770 DRM_ERROR("bad CP DMA\n"); 1771 return -EINVAL; 1772 } 1773 command = radeon_get_ib_value(p, idx+4); 1774 size = command & 0x1fffff; 1775 if (command & PACKET3_CP_DMA_CMD_SAS) { 1776 /* src address space is register */ 1777 DRM_ERROR("CP DMA SAS not supported\n"); 1778 return -EINVAL; 1779 } else { 1780 if (command & PACKET3_CP_DMA_CMD_SAIC) { 1781 DRM_ERROR("CP DMA SAIC only supported for registers\n"); 1782 return -EINVAL; 1783 } 1784 /* src address space is memory */ 1785 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1786 if (r) { 1787 DRM_ERROR("bad CP DMA SRC\n"); 1788 return -EINVAL; 1789 } 1790 1791 tmp = radeon_get_ib_value(p, idx) + 1792 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); 1793 1794 offset = reloc->lobj.gpu_offset + tmp; 1795 1796 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 1797 dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n", 1798 tmp + size, radeon_bo_size(reloc->robj)); 1799 return -EINVAL; 1800 } 1801 1802 ib[idx] = offset; 1803 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 1804 } 1805 if (command & PACKET3_CP_DMA_CMD_DAS) { 1806 /* dst address space is register */ 1807 DRM_ERROR("CP DMA DAS not supported\n"); 1808 return -EINVAL; 1809 } else { 1810 /* dst address space is memory */ 1811 if (command & PACKET3_CP_DMA_CMD_DAIC) { 1812 DRM_ERROR("CP DMA DAIC only supported for registers\n"); 1813 return -EINVAL; 1814 } 1815 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1816 if (r) { 1817 DRM_ERROR("bad CP DMA DST\n"); 1818 return -EINVAL; 1819 } 1820 1821 tmp = radeon_get_ib_value(p, idx+2) + 1822 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32); 1823 1824 offset = reloc->lobj.gpu_offset + tmp; 1825 1826 if ((tmp + size) > radeon_bo_size(reloc->robj)) { 1827 dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n", 1828 tmp + size, radeon_bo_size(reloc->robj)); 1829 return -EINVAL; 1830 } 1831 1832 ib[idx+2] = offset; 1833 ib[idx+3] = upper_32_bits(offset) & 0xff; 1834 } 1835 break; 1836 } 1837 case PACKET3_SURFACE_SYNC: 1838 if (pkt->count != 3) { 1839 DRM_ERROR("bad SURFACE_SYNC\n"); 1840 return -EINVAL; 1841 } 1842 /* 0xffffffff/0x0 is flush all cache flag */ 1843 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || 1844 radeon_get_ib_value(p, idx + 2) != 0) { 1845 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1846 if (r) { 1847 DRM_ERROR("bad SURFACE_SYNC\n"); 1848 return -EINVAL; 1849 } 1850 ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1851 } 1852 break; 1853 case PACKET3_EVENT_WRITE: 1854 if (pkt->count != 2 && pkt->count != 0) { 1855 DRM_ERROR("bad EVENT_WRITE\n"); 1856 return -EINVAL; 1857 } 1858 if (pkt->count) { 1859 uint64_t offset; 1860 1861 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1862 if (r) { 1863 DRM_ERROR("bad EVENT_WRITE\n"); 1864 return -EINVAL; 1865 } 1866 offset = reloc->lobj.gpu_offset + 1867 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) + 1868 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 1869 1870 ib[idx+1] = offset & 0xfffffff8; 1871 ib[idx+2] = upper_32_bits(offset) & 0xff; 1872 } 1873 break; 1874 case PACKET3_EVENT_WRITE_EOP: 1875 { 1876 uint64_t offset; 1877 1878 if (pkt->count != 4) { 1879 DRM_ERROR("bad EVENT_WRITE_EOP\n"); 1880 return -EINVAL; 1881 } 1882 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1883 if (r) { 1884 DRM_ERROR("bad EVENT_WRITE\n"); 1885 return -EINVAL; 1886 } 1887 1888 offset = reloc->lobj.gpu_offset + 1889 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + 1890 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); 1891 1892 ib[idx+1] = offset & 0xfffffffc; 1893 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); 1894 break; 1895 } 1896 case PACKET3_SET_CONFIG_REG: 1897 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_OFFSET; 1898 end_reg = 4 * pkt->count + start_reg - 4; 1899 if ((start_reg < PACKET3_SET_CONFIG_REG_OFFSET) || 1900 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 1901 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 1902 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 1903 return -EINVAL; 1904 } 1905 for (i = 0; i < pkt->count; i++) { 1906 reg = start_reg + (4 * i); 1907 r = r600_cs_check_reg(p, reg, idx+1+i); 1908 if (r) 1909 return r; 1910 } 1911 break; 1912 case PACKET3_SET_CONTEXT_REG: 1913 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_OFFSET; 1914 end_reg = 4 * pkt->count + start_reg - 4; 1915 if ((start_reg < PACKET3_SET_CONTEXT_REG_OFFSET) || 1916 (start_reg >= PACKET3_SET_CONTEXT_REG_END) || 1917 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) { 1918 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n"); 1919 return -EINVAL; 1920 } 1921 for (i = 0; i < pkt->count; i++) { 1922 reg = start_reg + (4 * i); 1923 r = r600_cs_check_reg(p, reg, idx+1+i); 1924 if (r) 1925 return r; 1926 } 1927 break; 1928 case PACKET3_SET_RESOURCE: 1929 if (pkt->count % 7) { 1930 DRM_ERROR("bad SET_RESOURCE\n"); 1931 return -EINVAL; 1932 } 1933 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_OFFSET; 1934 end_reg = 4 * pkt->count + start_reg - 4; 1935 if ((start_reg < PACKET3_SET_RESOURCE_OFFSET) || 1936 (start_reg >= PACKET3_SET_RESOURCE_END) || 1937 (end_reg >= PACKET3_SET_RESOURCE_END)) { 1938 DRM_ERROR("bad SET_RESOURCE\n"); 1939 return -EINVAL; 1940 } 1941 for (i = 0; i < (pkt->count / 7); i++) { 1942 struct radeon_bo *texture, *mipmap; 1943 u32 size, offset, base_offset, mip_offset; 1944 1945 switch (G__SQ_VTX_CONSTANT_TYPE(radeon_get_ib_value(p, idx+(i*7)+6+1))) { 1946 case SQ_TEX_VTX_VALID_TEXTURE: 1947 /* tex base */ 1948 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1949 if (r) { 1950 DRM_ERROR("bad SET_RESOURCE\n"); 1951 return -EINVAL; 1952 } 1953 base_offset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1954 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 1955 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) 1956 ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1); 1957 else if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) 1958 ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1); 1959 } 1960 texture = reloc->robj; 1961 /* tex mip base */ 1962 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1963 if (r) { 1964 DRM_ERROR("bad SET_RESOURCE\n"); 1965 return -EINVAL; 1966 } 1967 mip_offset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 1968 mipmap = reloc->robj; 1969 r = r600_check_texture_resource(p, idx+(i*7)+1, 1970 texture, mipmap, 1971 base_offset + radeon_get_ib_value(p, idx+1+(i*7)+2), 1972 mip_offset + radeon_get_ib_value(p, idx+1+(i*7)+3), 1973 reloc->lobj.tiling_flags); 1974 if (r) 1975 return r; 1976 ib[idx+1+(i*7)+2] += base_offset; 1977 ib[idx+1+(i*7)+3] += mip_offset; 1978 break; 1979 case SQ_TEX_VTX_VALID_BUFFER: 1980 { 1981 uint64_t offset64; 1982 /* vtx base */ 1983 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 1984 if (r) { 1985 DRM_ERROR("bad SET_RESOURCE\n"); 1986 return -EINVAL; 1987 } 1988 offset = radeon_get_ib_value(p, idx+1+(i*7)+0); 1989 size = radeon_get_ib_value(p, idx+1+(i*7)+1) + 1; 1990 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) { 1991 /* force size to size of the buffer */ 1992 dev_warn(p->dev, "vbo resource seems too big (%d) for the bo (%ld)\n", 1993 size + offset, radeon_bo_size(reloc->robj)); 1994 ib[idx+1+(i*7)+1] = radeon_bo_size(reloc->robj) - offset; 1995 } 1996 1997 offset64 = reloc->lobj.gpu_offset + offset; 1998 ib[idx+1+(i*8)+0] = offset64; 1999 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) | 2000 (upper_32_bits(offset64) & 0xff); 2001 break; 2002 } 2003 case SQ_TEX_VTX_INVALID_TEXTURE: 2004 case SQ_TEX_VTX_INVALID_BUFFER: 2005 default: 2006 DRM_ERROR("bad SET_RESOURCE\n"); 2007 return -EINVAL; 2008 } 2009 } 2010 break; 2011 case PACKET3_SET_ALU_CONST: 2012 if (track->sq_config & DX9_CONSTS) { 2013 start_reg = (idx_value << 2) + PACKET3_SET_ALU_CONST_OFFSET; 2014 end_reg = 4 * pkt->count + start_reg - 4; 2015 if ((start_reg < PACKET3_SET_ALU_CONST_OFFSET) || 2016 (start_reg >= PACKET3_SET_ALU_CONST_END) || 2017 (end_reg >= PACKET3_SET_ALU_CONST_END)) { 2018 DRM_ERROR("bad SET_ALU_CONST\n"); 2019 return -EINVAL; 2020 } 2021 } 2022 break; 2023 case PACKET3_SET_BOOL_CONST: 2024 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_OFFSET; 2025 end_reg = 4 * pkt->count + start_reg - 4; 2026 if ((start_reg < PACKET3_SET_BOOL_CONST_OFFSET) || 2027 (start_reg >= PACKET3_SET_BOOL_CONST_END) || 2028 (end_reg >= PACKET3_SET_BOOL_CONST_END)) { 2029 DRM_ERROR("bad SET_BOOL_CONST\n"); 2030 return -EINVAL; 2031 } 2032 break; 2033 case PACKET3_SET_LOOP_CONST: 2034 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_OFFSET; 2035 end_reg = 4 * pkt->count + start_reg - 4; 2036 if ((start_reg < PACKET3_SET_LOOP_CONST_OFFSET) || 2037 (start_reg >= PACKET3_SET_LOOP_CONST_END) || 2038 (end_reg >= PACKET3_SET_LOOP_CONST_END)) { 2039 DRM_ERROR("bad SET_LOOP_CONST\n"); 2040 return -EINVAL; 2041 } 2042 break; 2043 case PACKET3_SET_CTL_CONST: 2044 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_OFFSET; 2045 end_reg = 4 * pkt->count + start_reg - 4; 2046 if ((start_reg < PACKET3_SET_CTL_CONST_OFFSET) || 2047 (start_reg >= PACKET3_SET_CTL_CONST_END) || 2048 (end_reg >= PACKET3_SET_CTL_CONST_END)) { 2049 DRM_ERROR("bad SET_CTL_CONST\n"); 2050 return -EINVAL; 2051 } 2052 break; 2053 case PACKET3_SET_SAMPLER: 2054 if (pkt->count % 3) { 2055 DRM_ERROR("bad SET_SAMPLER\n"); 2056 return -EINVAL; 2057 } 2058 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_OFFSET; 2059 end_reg = 4 * pkt->count + start_reg - 4; 2060 if ((start_reg < PACKET3_SET_SAMPLER_OFFSET) || 2061 (start_reg >= PACKET3_SET_SAMPLER_END) || 2062 (end_reg >= PACKET3_SET_SAMPLER_END)) { 2063 DRM_ERROR("bad SET_SAMPLER\n"); 2064 return -EINVAL; 2065 } 2066 break; 2067 case PACKET3_STRMOUT_BASE_UPDATE: 2068 /* RS780 and RS880 also need this */ 2069 if (p->family < CHIP_RS780) { 2070 DRM_ERROR("STRMOUT_BASE_UPDATE only supported on 7xx\n"); 2071 return -EINVAL; 2072 } 2073 if (pkt->count != 1) { 2074 DRM_ERROR("bad STRMOUT_BASE_UPDATE packet count\n"); 2075 return -EINVAL; 2076 } 2077 if (idx_value > 3) { 2078 DRM_ERROR("bad STRMOUT_BASE_UPDATE index\n"); 2079 return -EINVAL; 2080 } 2081 { 2082 u64 offset; 2083 2084 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2085 if (r) { 2086 DRM_ERROR("bad STRMOUT_BASE_UPDATE reloc\n"); 2087 return -EINVAL; 2088 } 2089 2090 if (reloc->robj != track->vgt_strmout_bo[idx_value]) { 2091 DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo does not match\n"); 2092 return -EINVAL; 2093 } 2094 2095 offset = radeon_get_ib_value(p, idx+1) << 8; 2096 if (offset != track->vgt_strmout_bo_offset[idx_value]) { 2097 DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo offset does not match: 0x%llx, 0x%x\n", 2098 offset, track->vgt_strmout_bo_offset[idx_value]); 2099 return -EINVAL; 2100 } 2101 2102 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2103 DRM_ERROR("bad STRMOUT_BASE_UPDATE bo too small: 0x%llx, 0x%lx\n", 2104 offset + 4, radeon_bo_size(reloc->robj)); 2105 return -EINVAL; 2106 } 2107 ib[idx+1] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); 2108 } 2109 break; 2110 case PACKET3_SURFACE_BASE_UPDATE: 2111 if (p->family >= CHIP_RV770 || p->family == CHIP_R600) { 2112 DRM_ERROR("bad SURFACE_BASE_UPDATE\n"); 2113 return -EINVAL; 2114 } 2115 if (pkt->count) { 2116 DRM_ERROR("bad SURFACE_BASE_UPDATE\n"); 2117 return -EINVAL; 2118 } 2119 break; 2120 case PACKET3_STRMOUT_BUFFER_UPDATE: 2121 if (pkt->count != 4) { 2122 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n"); 2123 return -EINVAL; 2124 } 2125 /* Updating memory at DST_ADDRESS. */ 2126 if (idx_value & 0x1) { 2127 u64 offset; 2128 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2129 if (r) { 2130 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n"); 2131 return -EINVAL; 2132 } 2133 offset = radeon_get_ib_value(p, idx+1); 2134 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2135 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2136 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n", 2137 offset + 4, radeon_bo_size(reloc->robj)); 2138 return -EINVAL; 2139 } 2140 offset += reloc->lobj.gpu_offset; 2141 ib[idx+1] = offset; 2142 ib[idx+2] = upper_32_bits(offset) & 0xff; 2143 } 2144 /* Reading data from SRC_ADDRESS. */ 2145 if (((idx_value >> 1) & 0x3) == 2) { 2146 u64 offset; 2147 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2148 if (r) { 2149 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n"); 2150 return -EINVAL; 2151 } 2152 offset = radeon_get_ib_value(p, idx+3); 2153 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2154 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2155 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n", 2156 offset + 4, radeon_bo_size(reloc->robj)); 2157 return -EINVAL; 2158 } 2159 offset += reloc->lobj.gpu_offset; 2160 ib[idx+3] = offset; 2161 ib[idx+4] = upper_32_bits(offset) & 0xff; 2162 } 2163 break; 2164 case PACKET3_MEM_WRITE: 2165 { 2166 u64 offset; 2167 2168 if (pkt->count != 3) { 2169 DRM_ERROR("bad MEM_WRITE (invalid count)\n"); 2170 return -EINVAL; 2171 } 2172 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2173 if (r) { 2174 DRM_ERROR("bad MEM_WRITE (missing reloc)\n"); 2175 return -EINVAL; 2176 } 2177 offset = radeon_get_ib_value(p, idx+0); 2178 offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL; 2179 if (offset & 0x7) { 2180 DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n"); 2181 return -EINVAL; 2182 } 2183 if ((offset + 8) > radeon_bo_size(reloc->robj)) { 2184 DRM_ERROR("bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n", 2185 offset + 8, radeon_bo_size(reloc->robj)); 2186 return -EINVAL; 2187 } 2188 offset += reloc->lobj.gpu_offset; 2189 ib[idx+0] = offset; 2190 ib[idx+1] = upper_32_bits(offset) & 0xff; 2191 break; 2192 } 2193 case PACKET3_COPY_DW: 2194 if (pkt->count != 4) { 2195 DRM_ERROR("bad COPY_DW (invalid count)\n"); 2196 return -EINVAL; 2197 } 2198 if (idx_value & 0x1) { 2199 u64 offset; 2200 /* SRC is memory. */ 2201 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2202 if (r) { 2203 DRM_ERROR("bad COPY_DW (missing src reloc)\n"); 2204 return -EINVAL; 2205 } 2206 offset = radeon_get_ib_value(p, idx+1); 2207 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2208 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2209 DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n", 2210 offset + 4, radeon_bo_size(reloc->robj)); 2211 return -EINVAL; 2212 } 2213 offset += reloc->lobj.gpu_offset; 2214 ib[idx+1] = offset; 2215 ib[idx+2] = upper_32_bits(offset) & 0xff; 2216 } else { 2217 /* SRC is a reg. */ 2218 reg = radeon_get_ib_value(p, idx+1) << 2; 2219 if (!r600_is_safe_reg(p, reg, idx+1)) 2220 return -EINVAL; 2221 } 2222 if (idx_value & 0x2) { 2223 u64 offset; 2224 /* DST is memory. */ 2225 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); 2226 if (r) { 2227 DRM_ERROR("bad COPY_DW (missing dst reloc)\n"); 2228 return -EINVAL; 2229 } 2230 offset = radeon_get_ib_value(p, idx+3); 2231 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2232 if ((offset + 4) > radeon_bo_size(reloc->robj)) { 2233 DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n", 2234 offset + 4, radeon_bo_size(reloc->robj)); 2235 return -EINVAL; 2236 } 2237 offset += reloc->lobj.gpu_offset; 2238 ib[idx+3] = offset; 2239 ib[idx+4] = upper_32_bits(offset) & 0xff; 2240 } else { 2241 /* DST is a reg. */ 2242 reg = radeon_get_ib_value(p, idx+3) << 2; 2243 if (!r600_is_safe_reg(p, reg, idx+3)) 2244 return -EINVAL; 2245 } 2246 break; 2247 case PACKET3_NOP: 2248 break; 2249 default: 2250 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 2251 return -EINVAL; 2252 } 2253 return 0; 2254 } 2255 2256 int r600_cs_parse(struct radeon_cs_parser *p) 2257 { 2258 struct radeon_cs_packet pkt; 2259 struct r600_cs_track *track; 2260 int r; 2261 2262 if (p->track == NULL) { 2263 /* initialize tracker, we are in kms */ 2264 track = kzalloc(sizeof(*track), GFP_KERNEL); 2265 if (track == NULL) 2266 return -ENOMEM; 2267 r600_cs_track_init(track); 2268 if (p->rdev->family < CHIP_RV770) { 2269 track->npipes = p->rdev->config.r600.tiling_npipes; 2270 track->nbanks = p->rdev->config.r600.tiling_nbanks; 2271 track->group_size = p->rdev->config.r600.tiling_group_size; 2272 } else if (p->rdev->family <= CHIP_RV740) { 2273 track->npipes = p->rdev->config.rv770.tiling_npipes; 2274 track->nbanks = p->rdev->config.rv770.tiling_nbanks; 2275 track->group_size = p->rdev->config.rv770.tiling_group_size; 2276 } 2277 p->track = track; 2278 } 2279 do { 2280 r = radeon_cs_packet_parse(p, &pkt, p->idx); 2281 if (r) { 2282 kfree(p->track); 2283 p->track = NULL; 2284 return r; 2285 } 2286 p->idx += pkt.count + 2; 2287 switch (pkt.type) { 2288 case RADEON_PACKET_TYPE0: 2289 r = r600_cs_parse_packet0(p, &pkt); 2290 break; 2291 case RADEON_PACKET_TYPE2: 2292 break; 2293 case RADEON_PACKET_TYPE3: 2294 r = r600_packet3_check(p, &pkt); 2295 break; 2296 default: 2297 DRM_ERROR("Unknown packet type %d !\n", pkt.type); 2298 kfree(p->track); 2299 p->track = NULL; 2300 return -EINVAL; 2301 } 2302 if (r) { 2303 kfree(p->track); 2304 p->track = NULL; 2305 return r; 2306 } 2307 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 2308 #if 0 2309 for (r = 0; r < p->ib.length_dw; r++) { 2310 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 2311 mdelay(1); 2312 } 2313 #endif 2314 kfree(p->track); 2315 p->track = NULL; 2316 return 0; 2317 } 2318 2319 #ifdef CONFIG_DRM_RADEON_UMS 2320 2321 /** 2322 * cs_parser_fini() - clean parser states 2323 * @parser: parser structure holding parsing context. 2324 * @error: error number 2325 * 2326 * If error is set than unvalidate buffer, otherwise just free memory 2327 * used by parsing context. 2328 **/ 2329 static void r600_cs_parser_fini(struct radeon_cs_parser *parser, int error) 2330 { 2331 unsigned i; 2332 2333 kfree(parser->relocs); 2334 for (i = 0; i < parser->nchunks; i++) 2335 drm_free_large(parser->chunks[i].kdata); 2336 kfree(parser->chunks); 2337 kfree(parser->chunks_array); 2338 } 2339 2340 static int r600_cs_parser_relocs_legacy(struct radeon_cs_parser *p) 2341 { 2342 if (p->chunk_relocs_idx == -1) { 2343 return 0; 2344 } 2345 p->relocs = kzalloc(sizeof(struct radeon_cs_reloc), GFP_KERNEL); 2346 if (p->relocs == NULL) { 2347 return -ENOMEM; 2348 } 2349 return 0; 2350 } 2351 2352 int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp, 2353 unsigned family, u32 *ib, int *l) 2354 { 2355 struct radeon_cs_parser parser; 2356 struct radeon_cs_chunk *ib_chunk; 2357 struct r600_cs_track *track; 2358 int r; 2359 2360 /* initialize tracker */ 2361 track = kzalloc(sizeof(*track), GFP_KERNEL); 2362 if (track == NULL) 2363 return -ENOMEM; 2364 r600_cs_track_init(track); 2365 r600_cs_legacy_get_tiling_conf(dev, &track->npipes, &track->nbanks, &track->group_size); 2366 /* initialize parser */ 2367 memset(&parser, 0, sizeof(struct radeon_cs_parser)); 2368 parser.filp = filp; 2369 parser.dev = &dev->pdev->dev; 2370 parser.rdev = NULL; 2371 parser.family = family; 2372 parser.track = track; 2373 parser.ib.ptr = ib; 2374 r = radeon_cs_parser_init(&parser, data); 2375 if (r) { 2376 DRM_ERROR("Failed to initialize parser !\n"); 2377 r600_cs_parser_fini(&parser, r); 2378 return r; 2379 } 2380 r = r600_cs_parser_relocs_legacy(&parser); 2381 if (r) { 2382 DRM_ERROR("Failed to parse relocation !\n"); 2383 r600_cs_parser_fini(&parser, r); 2384 return r; 2385 } 2386 /* Copy the packet into the IB, the parser will read from the 2387 * input memory (cached) and write to the IB (which can be 2388 * uncached). */ 2389 ib_chunk = &parser.chunks[parser.chunk_ib_idx]; 2390 parser.ib.length_dw = ib_chunk->length_dw; 2391 *l = parser.ib.length_dw; 2392 if (copy_from_user(ib, ib_chunk->user_ptr, ib_chunk->length_dw * 4)) { 2393 r = -EFAULT; 2394 r600_cs_parser_fini(&parser, r); 2395 return r; 2396 } 2397 r = r600_cs_parse(&parser); 2398 if (r) { 2399 DRM_ERROR("Invalid command stream !\n"); 2400 r600_cs_parser_fini(&parser, r); 2401 return r; 2402 } 2403 r600_cs_parser_fini(&parser, r); 2404 return r; 2405 } 2406 2407 void r600_cs_legacy_init(void) 2408 { 2409 r600_nomm = 1; 2410 } 2411 2412 #endif 2413 2414 /* 2415 * DMA 2416 */ 2417 /** 2418 * r600_dma_cs_next_reloc() - parse next reloc 2419 * @p: parser structure holding parsing context. 2420 * @cs_reloc: reloc informations 2421 * 2422 * Return the next reloc, do bo validation and compute 2423 * GPU offset using the provided start. 2424 **/ 2425 int r600_dma_cs_next_reloc(struct radeon_cs_parser *p, 2426 struct radeon_cs_reloc **cs_reloc) 2427 { 2428 struct radeon_cs_chunk *relocs_chunk; 2429 unsigned idx; 2430 2431 *cs_reloc = NULL; 2432 if (p->chunk_relocs_idx == -1) { 2433 DRM_ERROR("No relocation chunk !\n"); 2434 return -EINVAL; 2435 } 2436 relocs_chunk = &p->chunks[p->chunk_relocs_idx]; 2437 idx = p->dma_reloc_idx; 2438 if (idx >= p->nrelocs) { 2439 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", 2440 idx, p->nrelocs); 2441 return -EINVAL; 2442 } 2443 *cs_reloc = p->relocs_ptr[idx]; 2444 p->dma_reloc_idx++; 2445 return 0; 2446 } 2447 2448 #define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28) 2449 #define GET_DMA_COUNT(h) ((h) & 0x0000ffff) 2450 #define GET_DMA_T(h) (((h) & 0x00800000) >> 23) 2451 2452 /** 2453 * r600_dma_cs_parse() - parse the DMA IB 2454 * @p: parser structure holding parsing context. 2455 * 2456 * Parses the DMA IB from the CS ioctl and updates 2457 * the GPU addresses based on the reloc information and 2458 * checks for errors. (R6xx-R7xx) 2459 * Returns 0 for success and an error on failure. 2460 **/ 2461 int r600_dma_cs_parse(struct radeon_cs_parser *p) 2462 { 2463 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; 2464 struct radeon_cs_reloc *src_reloc, *dst_reloc; 2465 u32 header, cmd, count, tiled; 2466 volatile u32 *ib = p->ib.ptr; 2467 u32 idx, idx_value; 2468 u64 src_offset, dst_offset; 2469 int r; 2470 2471 do { 2472 if (p->idx >= ib_chunk->length_dw) { 2473 DRM_ERROR("Can not parse packet at %d after CS end %d !\n", 2474 p->idx, ib_chunk->length_dw); 2475 return -EINVAL; 2476 } 2477 idx = p->idx; 2478 header = radeon_get_ib_value(p, idx); 2479 cmd = GET_DMA_CMD(header); 2480 count = GET_DMA_COUNT(header); 2481 tiled = GET_DMA_T(header); 2482 2483 switch (cmd) { 2484 case DMA_PACKET_WRITE: 2485 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2486 if (r) { 2487 DRM_ERROR("bad DMA_PACKET_WRITE\n"); 2488 return -EINVAL; 2489 } 2490 if (tiled) { 2491 dst_offset = radeon_get_ib_value(p, idx+1); 2492 dst_offset <<= 8; 2493 2494 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2495 p->idx += count + 5; 2496 } else { 2497 dst_offset = radeon_get_ib_value(p, idx+1); 2498 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; 2499 2500 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2501 ib[idx+2] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 2502 p->idx += count + 3; 2503 } 2504 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2505 dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n", 2506 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2507 return -EINVAL; 2508 } 2509 break; 2510 case DMA_PACKET_COPY: 2511 r = r600_dma_cs_next_reloc(p, &src_reloc); 2512 if (r) { 2513 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2514 return -EINVAL; 2515 } 2516 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2517 if (r) { 2518 DRM_ERROR("bad DMA_PACKET_COPY\n"); 2519 return -EINVAL; 2520 } 2521 if (tiled) { 2522 idx_value = radeon_get_ib_value(p, idx + 2); 2523 /* detile bit */ 2524 if (idx_value & (1 << 31)) { 2525 /* tiled src, linear dst */ 2526 src_offset = radeon_get_ib_value(p, idx+1); 2527 src_offset <<= 8; 2528 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); 2529 2530 dst_offset = radeon_get_ib_value(p, idx+5); 2531 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; 2532 ib[idx+5] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2533 ib[idx+6] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 2534 } else { 2535 /* linear src, tiled dst */ 2536 src_offset = radeon_get_ib_value(p, idx+5); 2537 src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; 2538 ib[idx+5] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 2539 ib[idx+6] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 2540 2541 dst_offset = radeon_get_ib_value(p, idx+1); 2542 dst_offset <<= 8; 2543 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); 2544 } 2545 p->idx += 7; 2546 } else { 2547 if (p->family >= CHIP_RV770) { 2548 src_offset = radeon_get_ib_value(p, idx+2); 2549 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; 2550 dst_offset = radeon_get_ib_value(p, idx+1); 2551 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 2552 2553 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2554 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 2555 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; 2556 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 2557 p->idx += 5; 2558 } else { 2559 src_offset = radeon_get_ib_value(p, idx+2); 2560 src_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; 2561 dst_offset = radeon_get_ib_value(p, idx+1); 2562 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff0000)) << 16; 2563 2564 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2565 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); 2566 ib[idx+3] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; 2567 ib[idx+3] += (upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff) << 16; 2568 p->idx += 4; 2569 } 2570 } 2571 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { 2572 dev_warn(p->dev, "DMA copy src buffer too small (%llu %lu)\n", 2573 src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); 2574 return -EINVAL; 2575 } 2576 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2577 dev_warn(p->dev, "DMA write dst buffer too small (%llu %lu)\n", 2578 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2579 return -EINVAL; 2580 } 2581 break; 2582 case DMA_PACKET_CONSTANT_FILL: 2583 if (p->family < CHIP_RV770) { 2584 DRM_ERROR("Constant Fill is 7xx only !\n"); 2585 return -EINVAL; 2586 } 2587 r = r600_dma_cs_next_reloc(p, &dst_reloc); 2588 if (r) { 2589 DRM_ERROR("bad DMA_PACKET_WRITE\n"); 2590 return -EINVAL; 2591 } 2592 dst_offset = radeon_get_ib_value(p, idx+1); 2593 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16; 2594 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { 2595 dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n", 2596 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); 2597 return -EINVAL; 2598 } 2599 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); 2600 ib[idx+3] += (upper_32_bits(dst_reloc->lobj.gpu_offset) << 16) & 0x00ff0000; 2601 p->idx += 4; 2602 break; 2603 case DMA_PACKET_NOP: 2604 p->idx += 1; 2605 break; 2606 default: 2607 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); 2608 return -EINVAL; 2609 } 2610 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 2611 #if 0 2612 for (r = 0; r < p->ib->length_dw; r++) { 2613 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); 2614 mdelay(1); 2615 } 2616 #endif 2617 return 0; 2618 } 2619