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