1 /* 2 * Copyright © 2016 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 * 23 */ 24 25 #include <linux/console.h> 26 #include <linux/vgaarb.h> 27 #include <linux/vga_switcheroo.h> 28 29 #include <drm/drm_drv.h> 30 31 #include "display/intel_fbdev.h" 32 33 #include "i915_drv.h" 34 #include "i915_globals.h" 35 #include "i915_selftest.h" 36 37 #define PLATFORM(x) .platform = (x) 38 #define GEN(x) .gen = (x), .gen_mask = BIT((x) - 1) 39 40 #define I845_PIPE_OFFSETS \ 41 .pipe_offsets = { \ 42 [TRANSCODER_A] = PIPE_A_OFFSET, \ 43 }, \ 44 .trans_offsets = { \ 45 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 46 } 47 48 #define I9XX_PIPE_OFFSETS \ 49 .pipe_offsets = { \ 50 [TRANSCODER_A] = PIPE_A_OFFSET, \ 51 [TRANSCODER_B] = PIPE_B_OFFSET, \ 52 }, \ 53 .trans_offsets = { \ 54 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 55 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 56 } 57 58 #define IVB_PIPE_OFFSETS \ 59 .pipe_offsets = { \ 60 [TRANSCODER_A] = PIPE_A_OFFSET, \ 61 [TRANSCODER_B] = PIPE_B_OFFSET, \ 62 [TRANSCODER_C] = PIPE_C_OFFSET, \ 63 }, \ 64 .trans_offsets = { \ 65 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 66 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 67 [TRANSCODER_C] = TRANSCODER_C_OFFSET, \ 68 } 69 70 #define HSW_PIPE_OFFSETS \ 71 .pipe_offsets = { \ 72 [TRANSCODER_A] = PIPE_A_OFFSET, \ 73 [TRANSCODER_B] = PIPE_B_OFFSET, \ 74 [TRANSCODER_C] = PIPE_C_OFFSET, \ 75 [TRANSCODER_EDP] = PIPE_EDP_OFFSET, \ 76 }, \ 77 .trans_offsets = { \ 78 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 79 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 80 [TRANSCODER_C] = TRANSCODER_C_OFFSET, \ 81 [TRANSCODER_EDP] = TRANSCODER_EDP_OFFSET, \ 82 } 83 84 #define CHV_PIPE_OFFSETS \ 85 .pipe_offsets = { \ 86 [TRANSCODER_A] = PIPE_A_OFFSET, \ 87 [TRANSCODER_B] = PIPE_B_OFFSET, \ 88 [TRANSCODER_C] = CHV_PIPE_C_OFFSET, \ 89 }, \ 90 .trans_offsets = { \ 91 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 92 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 93 [TRANSCODER_C] = CHV_TRANSCODER_C_OFFSET, \ 94 } 95 96 #define I845_CURSOR_OFFSETS \ 97 .cursor_offsets = { \ 98 [PIPE_A] = CURSOR_A_OFFSET, \ 99 } 100 101 #define I9XX_CURSOR_OFFSETS \ 102 .cursor_offsets = { \ 103 [PIPE_A] = CURSOR_A_OFFSET, \ 104 [PIPE_B] = CURSOR_B_OFFSET, \ 105 } 106 107 #define CHV_CURSOR_OFFSETS \ 108 .cursor_offsets = { \ 109 [PIPE_A] = CURSOR_A_OFFSET, \ 110 [PIPE_B] = CURSOR_B_OFFSET, \ 111 [PIPE_C] = CHV_CURSOR_C_OFFSET, \ 112 } 113 114 #define IVB_CURSOR_OFFSETS \ 115 .cursor_offsets = { \ 116 [PIPE_A] = CURSOR_A_OFFSET, \ 117 [PIPE_B] = IVB_CURSOR_B_OFFSET, \ 118 [PIPE_C] = IVB_CURSOR_C_OFFSET, \ 119 } 120 121 #define I9XX_COLORS \ 122 .color = { .gamma_lut_size = 256 } 123 #define I965_COLORS \ 124 .color = { .gamma_lut_size = 129, \ 125 .gamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING, \ 126 } 127 #define ILK_COLORS \ 128 .color = { .gamma_lut_size = 1024 } 129 #define IVB_COLORS \ 130 .color = { .degamma_lut_size = 1024, .gamma_lut_size = 1024 } 131 #define CHV_COLORS \ 132 .color = { .degamma_lut_size = 65, .gamma_lut_size = 257, \ 133 .degamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING, \ 134 .gamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING, \ 135 } 136 #define GLK_COLORS \ 137 .color = { .degamma_lut_size = 33, .gamma_lut_size = 1024, \ 138 .degamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING | \ 139 DRM_COLOR_LUT_EQUAL_CHANNELS, \ 140 } 141 142 /* Keep in gen based order, and chronological order within a gen */ 143 144 #define GEN_DEFAULT_PAGE_SIZES \ 145 .page_sizes = I915_GTT_PAGE_SIZE_4K 146 147 #define I830_FEATURES \ 148 GEN(2), \ 149 .is_mobile = 1, \ 150 .num_pipes = 2, \ 151 .display.has_overlay = 1, \ 152 .display.cursor_needs_physical = 1, \ 153 .display.overlay_needs_physical = 1, \ 154 .display.has_gmch = 1, \ 155 .gpu_reset_clobbers_display = true, \ 156 .hws_needs_physical = 1, \ 157 .unfenced_needs_alignment = 1, \ 158 .engine_mask = BIT(RCS0), \ 159 .has_snoop = true, \ 160 .has_coherent_ggtt = false, \ 161 I9XX_PIPE_OFFSETS, \ 162 I9XX_CURSOR_OFFSETS, \ 163 I9XX_COLORS, \ 164 GEN_DEFAULT_PAGE_SIZES 165 166 #define I845_FEATURES \ 167 GEN(2), \ 168 .num_pipes = 1, \ 169 .display.has_overlay = 1, \ 170 .display.overlay_needs_physical = 1, \ 171 .display.has_gmch = 1, \ 172 .gpu_reset_clobbers_display = true, \ 173 .hws_needs_physical = 1, \ 174 .unfenced_needs_alignment = 1, \ 175 .engine_mask = BIT(RCS0), \ 176 .has_snoop = true, \ 177 .has_coherent_ggtt = false, \ 178 I845_PIPE_OFFSETS, \ 179 I845_CURSOR_OFFSETS, \ 180 I9XX_COLORS, \ 181 GEN_DEFAULT_PAGE_SIZES 182 183 static const struct intel_device_info intel_i830_info = { 184 I830_FEATURES, 185 PLATFORM(INTEL_I830), 186 }; 187 188 static const struct intel_device_info intel_i845g_info = { 189 I845_FEATURES, 190 PLATFORM(INTEL_I845G), 191 }; 192 193 static const struct intel_device_info intel_i85x_info = { 194 I830_FEATURES, 195 PLATFORM(INTEL_I85X), 196 .display.has_fbc = 1, 197 }; 198 199 static const struct intel_device_info intel_i865g_info = { 200 I845_FEATURES, 201 PLATFORM(INTEL_I865G), 202 }; 203 204 #define GEN3_FEATURES \ 205 GEN(3), \ 206 .num_pipes = 2, \ 207 .display.has_gmch = 1, \ 208 .gpu_reset_clobbers_display = true, \ 209 .engine_mask = BIT(RCS0), \ 210 .has_snoop = true, \ 211 .has_coherent_ggtt = true, \ 212 I9XX_PIPE_OFFSETS, \ 213 I9XX_CURSOR_OFFSETS, \ 214 I9XX_COLORS, \ 215 GEN_DEFAULT_PAGE_SIZES 216 217 static const struct intel_device_info intel_i915g_info = { 218 GEN3_FEATURES, 219 PLATFORM(INTEL_I915G), 220 .has_coherent_ggtt = false, 221 .display.cursor_needs_physical = 1, 222 .display.has_overlay = 1, 223 .display.overlay_needs_physical = 1, 224 .hws_needs_physical = 1, 225 .unfenced_needs_alignment = 1, 226 }; 227 228 static const struct intel_device_info intel_i915gm_info = { 229 GEN3_FEATURES, 230 PLATFORM(INTEL_I915GM), 231 .is_mobile = 1, 232 .display.cursor_needs_physical = 1, 233 .display.has_overlay = 1, 234 .display.overlay_needs_physical = 1, 235 .display.supports_tv = 1, 236 .display.has_fbc = 1, 237 .hws_needs_physical = 1, 238 .unfenced_needs_alignment = 1, 239 }; 240 241 static const struct intel_device_info intel_i945g_info = { 242 GEN3_FEATURES, 243 PLATFORM(INTEL_I945G), 244 .display.has_hotplug = 1, 245 .display.cursor_needs_physical = 1, 246 .display.has_overlay = 1, 247 .display.overlay_needs_physical = 1, 248 .hws_needs_physical = 1, 249 .unfenced_needs_alignment = 1, 250 }; 251 252 static const struct intel_device_info intel_i945gm_info = { 253 GEN3_FEATURES, 254 PLATFORM(INTEL_I945GM), 255 .is_mobile = 1, 256 .display.has_hotplug = 1, 257 .display.cursor_needs_physical = 1, 258 .display.has_overlay = 1, 259 .display.overlay_needs_physical = 1, 260 .display.supports_tv = 1, 261 .display.has_fbc = 1, 262 .hws_needs_physical = 1, 263 .unfenced_needs_alignment = 1, 264 }; 265 266 static const struct intel_device_info intel_g33_info = { 267 GEN3_FEATURES, 268 PLATFORM(INTEL_G33), 269 .display.has_hotplug = 1, 270 .display.has_overlay = 1, 271 }; 272 273 static const struct intel_device_info intel_pineview_g_info = { 274 GEN3_FEATURES, 275 PLATFORM(INTEL_PINEVIEW), 276 .display.has_hotplug = 1, 277 .display.has_overlay = 1, 278 }; 279 280 static const struct intel_device_info intel_pineview_m_info = { 281 GEN3_FEATURES, 282 PLATFORM(INTEL_PINEVIEW), 283 .is_mobile = 1, 284 .display.has_hotplug = 1, 285 .display.has_overlay = 1, 286 }; 287 288 #define GEN4_FEATURES \ 289 GEN(4), \ 290 .num_pipes = 2, \ 291 .display.has_hotplug = 1, \ 292 .display.has_gmch = 1, \ 293 .gpu_reset_clobbers_display = true, \ 294 .engine_mask = BIT(RCS0), \ 295 .has_snoop = true, \ 296 .has_coherent_ggtt = true, \ 297 I9XX_PIPE_OFFSETS, \ 298 I9XX_CURSOR_OFFSETS, \ 299 I965_COLORS, \ 300 GEN_DEFAULT_PAGE_SIZES 301 302 static const struct intel_device_info intel_i965g_info = { 303 GEN4_FEATURES, 304 PLATFORM(INTEL_I965G), 305 .display.has_overlay = 1, 306 .hws_needs_physical = 1, 307 .has_snoop = false, 308 }; 309 310 static const struct intel_device_info intel_i965gm_info = { 311 GEN4_FEATURES, 312 PLATFORM(INTEL_I965GM), 313 .is_mobile = 1, 314 .display.has_fbc = 1, 315 .display.has_overlay = 1, 316 .display.supports_tv = 1, 317 .hws_needs_physical = 1, 318 .has_snoop = false, 319 }; 320 321 static const struct intel_device_info intel_g45_info = { 322 GEN4_FEATURES, 323 PLATFORM(INTEL_G45), 324 .engine_mask = BIT(RCS0) | BIT(VCS0), 325 .gpu_reset_clobbers_display = false, 326 }; 327 328 static const struct intel_device_info intel_gm45_info = { 329 GEN4_FEATURES, 330 PLATFORM(INTEL_GM45), 331 .is_mobile = 1, 332 .display.has_fbc = 1, 333 .display.supports_tv = 1, 334 .engine_mask = BIT(RCS0) | BIT(VCS0), 335 .gpu_reset_clobbers_display = false, 336 }; 337 338 #define GEN5_FEATURES \ 339 GEN(5), \ 340 .num_pipes = 2, \ 341 .display.has_hotplug = 1, \ 342 .engine_mask = BIT(RCS0) | BIT(VCS0), \ 343 .has_snoop = true, \ 344 .has_coherent_ggtt = true, \ 345 /* ilk does support rc6, but we do not implement [power] contexts */ \ 346 .has_rc6 = 0, \ 347 I9XX_PIPE_OFFSETS, \ 348 I9XX_CURSOR_OFFSETS, \ 349 ILK_COLORS, \ 350 GEN_DEFAULT_PAGE_SIZES 351 352 static const struct intel_device_info intel_ironlake_d_info = { 353 GEN5_FEATURES, 354 PLATFORM(INTEL_IRONLAKE), 355 }; 356 357 static const struct intel_device_info intel_ironlake_m_info = { 358 GEN5_FEATURES, 359 PLATFORM(INTEL_IRONLAKE), 360 .is_mobile = 1, 361 .display.has_fbc = 1, 362 }; 363 364 #define GEN6_FEATURES \ 365 GEN(6), \ 366 .num_pipes = 2, \ 367 .display.has_hotplug = 1, \ 368 .display.has_fbc = 1, \ 369 .engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), \ 370 .has_coherent_ggtt = true, \ 371 .has_llc = 1, \ 372 .has_rc6 = 1, \ 373 .has_rc6p = 1, \ 374 .has_rps = true, \ 375 .ppgtt_type = INTEL_PPGTT_ALIASING, \ 376 .ppgtt_size = 31, \ 377 I9XX_PIPE_OFFSETS, \ 378 I9XX_CURSOR_OFFSETS, \ 379 ILK_COLORS, \ 380 GEN_DEFAULT_PAGE_SIZES 381 382 #define SNB_D_PLATFORM \ 383 GEN6_FEATURES, \ 384 PLATFORM(INTEL_SANDYBRIDGE) 385 386 static const struct intel_device_info intel_sandybridge_d_gt1_info = { 387 SNB_D_PLATFORM, 388 .gt = 1, 389 }; 390 391 static const struct intel_device_info intel_sandybridge_d_gt2_info = { 392 SNB_D_PLATFORM, 393 .gt = 2, 394 }; 395 396 #define SNB_M_PLATFORM \ 397 GEN6_FEATURES, \ 398 PLATFORM(INTEL_SANDYBRIDGE), \ 399 .is_mobile = 1 400 401 402 static const struct intel_device_info intel_sandybridge_m_gt1_info = { 403 SNB_M_PLATFORM, 404 .gt = 1, 405 }; 406 407 static const struct intel_device_info intel_sandybridge_m_gt2_info = { 408 SNB_M_PLATFORM, 409 .gt = 2, 410 }; 411 412 #define GEN7_FEATURES \ 413 GEN(7), \ 414 .num_pipes = 3, \ 415 .display.has_hotplug = 1, \ 416 .display.has_fbc = 1, \ 417 .engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), \ 418 .has_coherent_ggtt = true, \ 419 .has_llc = 1, \ 420 .has_rc6 = 1, \ 421 .has_rc6p = 1, \ 422 .has_rps = true, \ 423 .ppgtt_type = INTEL_PPGTT_FULL, \ 424 .ppgtt_size = 31, \ 425 IVB_PIPE_OFFSETS, \ 426 IVB_CURSOR_OFFSETS, \ 427 IVB_COLORS, \ 428 GEN_DEFAULT_PAGE_SIZES 429 430 #define IVB_D_PLATFORM \ 431 GEN7_FEATURES, \ 432 PLATFORM(INTEL_IVYBRIDGE), \ 433 .has_l3_dpf = 1 434 435 static const struct intel_device_info intel_ivybridge_d_gt1_info = { 436 IVB_D_PLATFORM, 437 .gt = 1, 438 }; 439 440 static const struct intel_device_info intel_ivybridge_d_gt2_info = { 441 IVB_D_PLATFORM, 442 .gt = 2, 443 }; 444 445 #define IVB_M_PLATFORM \ 446 GEN7_FEATURES, \ 447 PLATFORM(INTEL_IVYBRIDGE), \ 448 .is_mobile = 1, \ 449 .has_l3_dpf = 1 450 451 static const struct intel_device_info intel_ivybridge_m_gt1_info = { 452 IVB_M_PLATFORM, 453 .gt = 1, 454 }; 455 456 static const struct intel_device_info intel_ivybridge_m_gt2_info = { 457 IVB_M_PLATFORM, 458 .gt = 2, 459 }; 460 461 static const struct intel_device_info intel_ivybridge_q_info = { 462 GEN7_FEATURES, 463 PLATFORM(INTEL_IVYBRIDGE), 464 .gt = 2, 465 .num_pipes = 0, /* legal, last one wins */ 466 .has_l3_dpf = 1, 467 }; 468 469 static const struct intel_device_info intel_valleyview_info = { 470 PLATFORM(INTEL_VALLEYVIEW), 471 GEN(7), 472 .is_lp = 1, 473 .num_pipes = 2, 474 .has_runtime_pm = 1, 475 .has_rc6 = 1, 476 .has_rps = true, 477 .display.has_gmch = 1, 478 .display.has_hotplug = 1, 479 .ppgtt_type = INTEL_PPGTT_FULL, 480 .ppgtt_size = 31, 481 .has_snoop = true, 482 .has_coherent_ggtt = false, 483 .engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), 484 .display_mmio_offset = VLV_DISPLAY_BASE, 485 I9XX_PIPE_OFFSETS, 486 I9XX_CURSOR_OFFSETS, 487 I965_COLORS, 488 GEN_DEFAULT_PAGE_SIZES, 489 }; 490 491 #define G75_FEATURES \ 492 GEN7_FEATURES, \ 493 .engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), \ 494 .display.has_ddi = 1, \ 495 .has_fpga_dbg = 1, \ 496 .display.has_psr = 1, \ 497 .display.has_dp_mst = 1, \ 498 .has_rc6p = 0 /* RC6p removed-by HSW */, \ 499 HSW_PIPE_OFFSETS, \ 500 .has_runtime_pm = 1 501 502 #define HSW_PLATFORM \ 503 G75_FEATURES, \ 504 PLATFORM(INTEL_HASWELL), \ 505 .has_l3_dpf = 1 506 507 static const struct intel_device_info intel_haswell_gt1_info = { 508 HSW_PLATFORM, 509 .gt = 1, 510 }; 511 512 static const struct intel_device_info intel_haswell_gt2_info = { 513 HSW_PLATFORM, 514 .gt = 2, 515 }; 516 517 static const struct intel_device_info intel_haswell_gt3_info = { 518 HSW_PLATFORM, 519 .gt = 3, 520 }; 521 522 #define GEN8_FEATURES \ 523 G75_FEATURES, \ 524 GEN(8), \ 525 .page_sizes = I915_GTT_PAGE_SIZE_4K | \ 526 I915_GTT_PAGE_SIZE_2M, \ 527 .has_logical_ring_contexts = 1, \ 528 .ppgtt_type = INTEL_PPGTT_FULL, \ 529 .ppgtt_size = 48, \ 530 .has_64bit_reloc = 1, \ 531 .has_reset_engine = 1 532 533 #define BDW_PLATFORM \ 534 GEN8_FEATURES, \ 535 PLATFORM(INTEL_BROADWELL) 536 537 static const struct intel_device_info intel_broadwell_gt1_info = { 538 BDW_PLATFORM, 539 .gt = 1, 540 }; 541 542 static const struct intel_device_info intel_broadwell_gt2_info = { 543 BDW_PLATFORM, 544 .gt = 2, 545 }; 546 547 static const struct intel_device_info intel_broadwell_rsvd_info = { 548 BDW_PLATFORM, 549 .gt = 3, 550 /* According to the device ID those devices are GT3, they were 551 * previously treated as not GT3, keep it like that. 552 */ 553 }; 554 555 static const struct intel_device_info intel_broadwell_gt3_info = { 556 BDW_PLATFORM, 557 .gt = 3, 558 .engine_mask = 559 BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1), 560 }; 561 562 static const struct intel_device_info intel_cherryview_info = { 563 PLATFORM(INTEL_CHERRYVIEW), 564 GEN(8), 565 .num_pipes = 3, 566 .display.has_hotplug = 1, 567 .is_lp = 1, 568 .engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), 569 .has_64bit_reloc = 1, 570 .has_runtime_pm = 1, 571 .has_rc6 = 1, 572 .has_rps = true, 573 .has_logical_ring_contexts = 1, 574 .display.has_gmch = 1, 575 .ppgtt_type = INTEL_PPGTT_FULL, 576 .ppgtt_size = 32, 577 .has_reset_engine = 1, 578 .has_snoop = true, 579 .has_coherent_ggtt = false, 580 .display_mmio_offset = VLV_DISPLAY_BASE, 581 CHV_PIPE_OFFSETS, 582 CHV_CURSOR_OFFSETS, 583 CHV_COLORS, 584 GEN_DEFAULT_PAGE_SIZES, 585 }; 586 587 #define GEN9_DEFAULT_PAGE_SIZES \ 588 .page_sizes = I915_GTT_PAGE_SIZE_4K | \ 589 I915_GTT_PAGE_SIZE_64K | \ 590 I915_GTT_PAGE_SIZE_2M 591 592 #define GEN9_FEATURES \ 593 GEN8_FEATURES, \ 594 GEN(9), \ 595 GEN9_DEFAULT_PAGE_SIZES, \ 596 .has_logical_ring_preemption = 1, \ 597 .display.has_csr = 1, \ 598 .has_gt_uc = 1, \ 599 .display.has_ipc = 1, \ 600 .ddb_size = 896 601 602 #define SKL_PLATFORM \ 603 GEN9_FEATURES, \ 604 PLATFORM(INTEL_SKYLAKE) 605 606 static const struct intel_device_info intel_skylake_gt1_info = { 607 SKL_PLATFORM, 608 .gt = 1, 609 }; 610 611 static const struct intel_device_info intel_skylake_gt2_info = { 612 SKL_PLATFORM, 613 .gt = 2, 614 }; 615 616 #define SKL_GT3_PLUS_PLATFORM \ 617 SKL_PLATFORM, \ 618 .engine_mask = \ 619 BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1) 620 621 622 static const struct intel_device_info intel_skylake_gt3_info = { 623 SKL_GT3_PLUS_PLATFORM, 624 .gt = 3, 625 }; 626 627 static const struct intel_device_info intel_skylake_gt4_info = { 628 SKL_GT3_PLUS_PLATFORM, 629 .gt = 4, 630 }; 631 632 #define GEN9_LP_FEATURES \ 633 GEN(9), \ 634 .is_lp = 1, \ 635 .display.has_hotplug = 1, \ 636 .engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), \ 637 .num_pipes = 3, \ 638 .has_64bit_reloc = 1, \ 639 .display.has_ddi = 1, \ 640 .has_fpga_dbg = 1, \ 641 .display.has_fbc = 1, \ 642 .display.has_psr = 1, \ 643 .has_runtime_pm = 1, \ 644 .display.has_csr = 1, \ 645 .has_rc6 = 1, \ 646 .has_rps = true, \ 647 .display.has_dp_mst = 1, \ 648 .has_logical_ring_contexts = 1, \ 649 .has_logical_ring_preemption = 1, \ 650 .has_gt_uc = 1, \ 651 .ppgtt_type = INTEL_PPGTT_FULL, \ 652 .ppgtt_size = 48, \ 653 .has_reset_engine = 1, \ 654 .has_snoop = true, \ 655 .has_coherent_ggtt = false, \ 656 .display.has_ipc = 1, \ 657 HSW_PIPE_OFFSETS, \ 658 IVB_CURSOR_OFFSETS, \ 659 IVB_COLORS, \ 660 GEN9_DEFAULT_PAGE_SIZES 661 662 static const struct intel_device_info intel_broxton_info = { 663 GEN9_LP_FEATURES, 664 PLATFORM(INTEL_BROXTON), 665 .ddb_size = 512, 666 }; 667 668 static const struct intel_device_info intel_geminilake_info = { 669 GEN9_LP_FEATURES, 670 PLATFORM(INTEL_GEMINILAKE), 671 .ddb_size = 1024, 672 GLK_COLORS, 673 }; 674 675 #define KBL_PLATFORM \ 676 GEN9_FEATURES, \ 677 PLATFORM(INTEL_KABYLAKE) 678 679 static const struct intel_device_info intel_kabylake_gt1_info = { 680 KBL_PLATFORM, 681 .gt = 1, 682 }; 683 684 static const struct intel_device_info intel_kabylake_gt2_info = { 685 KBL_PLATFORM, 686 .gt = 2, 687 }; 688 689 static const struct intel_device_info intel_kabylake_gt3_info = { 690 KBL_PLATFORM, 691 .gt = 3, 692 .engine_mask = 693 BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1), 694 }; 695 696 #define CFL_PLATFORM \ 697 GEN9_FEATURES, \ 698 PLATFORM(INTEL_COFFEELAKE) 699 700 static const struct intel_device_info intel_coffeelake_gt1_info = { 701 CFL_PLATFORM, 702 .gt = 1, 703 }; 704 705 static const struct intel_device_info intel_coffeelake_gt2_info = { 706 CFL_PLATFORM, 707 .gt = 2, 708 }; 709 710 static const struct intel_device_info intel_coffeelake_gt3_info = { 711 CFL_PLATFORM, 712 .gt = 3, 713 .engine_mask = 714 BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1), 715 }; 716 717 #define GEN10_FEATURES \ 718 GEN9_FEATURES, \ 719 GEN(10), \ 720 .ddb_size = 1024, \ 721 .has_coherent_ggtt = false, \ 722 GLK_COLORS 723 724 static const struct intel_device_info intel_cannonlake_info = { 725 GEN10_FEATURES, 726 PLATFORM(INTEL_CANNONLAKE), 727 .gt = 2, 728 }; 729 730 #define GEN11_FEATURES \ 731 GEN10_FEATURES, \ 732 .pipe_offsets = { \ 733 [TRANSCODER_A] = PIPE_A_OFFSET, \ 734 [TRANSCODER_B] = PIPE_B_OFFSET, \ 735 [TRANSCODER_C] = PIPE_C_OFFSET, \ 736 [TRANSCODER_EDP] = PIPE_EDP_OFFSET, \ 737 [TRANSCODER_DSI_0] = PIPE_DSI0_OFFSET, \ 738 [TRANSCODER_DSI_1] = PIPE_DSI1_OFFSET, \ 739 }, \ 740 .trans_offsets = { \ 741 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 742 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 743 [TRANSCODER_C] = TRANSCODER_C_OFFSET, \ 744 [TRANSCODER_EDP] = TRANSCODER_EDP_OFFSET, \ 745 [TRANSCODER_DSI_0] = TRANSCODER_DSI0_OFFSET, \ 746 [TRANSCODER_DSI_1] = TRANSCODER_DSI1_OFFSET, \ 747 }, \ 748 GEN(11), \ 749 .ddb_size = 2048, \ 750 .has_logical_ring_elsq = 1, \ 751 .color = { .degamma_lut_size = 33, .gamma_lut_size = 262145 } 752 753 static const struct intel_device_info intel_icelake_11_info = { 754 GEN11_FEATURES, 755 PLATFORM(INTEL_ICELAKE), 756 .engine_mask = 757 BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2), 758 }; 759 760 static const struct intel_device_info intel_elkhartlake_info = { 761 GEN11_FEATURES, 762 PLATFORM(INTEL_ELKHARTLAKE), 763 .require_force_probe = 1, 764 .engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(VCS0) | BIT(VECS0), 765 .ppgtt_size = 36, 766 }; 767 768 #define GEN12_FEATURES \ 769 GEN11_FEATURES, \ 770 GEN(12), \ 771 .pipe_offsets = { \ 772 [TRANSCODER_A] = PIPE_A_OFFSET, \ 773 [TRANSCODER_B] = PIPE_B_OFFSET, \ 774 [TRANSCODER_C] = PIPE_C_OFFSET, \ 775 [TRANSCODER_D] = PIPE_D_OFFSET, \ 776 [TRANSCODER_DSI_0] = PIPE_DSI0_OFFSET, \ 777 [TRANSCODER_DSI_1] = PIPE_DSI1_OFFSET, \ 778 }, \ 779 .trans_offsets = { \ 780 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 781 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 782 [TRANSCODER_C] = TRANSCODER_C_OFFSET, \ 783 [TRANSCODER_D] = TRANSCODER_D_OFFSET, \ 784 [TRANSCODER_DSI_0] = TRANSCODER_DSI0_OFFSET, \ 785 [TRANSCODER_DSI_1] = TRANSCODER_DSI1_OFFSET, \ 786 } 787 788 static const struct intel_device_info intel_tigerlake_12_info = { 789 GEN12_FEATURES, 790 PLATFORM(INTEL_TIGERLAKE), 791 .num_pipes = 4, 792 .require_force_probe = 1, 793 .display.has_modular_fia = 1, 794 .engine_mask = 795 BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2), 796 }; 797 798 #undef GEN 799 #undef PLATFORM 800 801 /* 802 * Make sure any device matches here are from most specific to most 803 * general. For example, since the Quanta match is based on the subsystem 804 * and subvendor IDs, we need it to come before the more general IVB 805 * PCI ID matches, otherwise we'll use the wrong info struct above. 806 */ 807 static const struct pci_device_id pciidlist[] = { 808 INTEL_I830_IDS(&intel_i830_info), 809 INTEL_I845G_IDS(&intel_i845g_info), 810 INTEL_I85X_IDS(&intel_i85x_info), 811 INTEL_I865G_IDS(&intel_i865g_info), 812 INTEL_I915G_IDS(&intel_i915g_info), 813 INTEL_I915GM_IDS(&intel_i915gm_info), 814 INTEL_I945G_IDS(&intel_i945g_info), 815 INTEL_I945GM_IDS(&intel_i945gm_info), 816 INTEL_I965G_IDS(&intel_i965g_info), 817 INTEL_G33_IDS(&intel_g33_info), 818 INTEL_I965GM_IDS(&intel_i965gm_info), 819 INTEL_GM45_IDS(&intel_gm45_info), 820 INTEL_G45_IDS(&intel_g45_info), 821 INTEL_PINEVIEW_G_IDS(&intel_pineview_g_info), 822 INTEL_PINEVIEW_M_IDS(&intel_pineview_m_info), 823 INTEL_IRONLAKE_D_IDS(&intel_ironlake_d_info), 824 INTEL_IRONLAKE_M_IDS(&intel_ironlake_m_info), 825 INTEL_SNB_D_GT1_IDS(&intel_sandybridge_d_gt1_info), 826 INTEL_SNB_D_GT2_IDS(&intel_sandybridge_d_gt2_info), 827 INTEL_SNB_M_GT1_IDS(&intel_sandybridge_m_gt1_info), 828 INTEL_SNB_M_GT2_IDS(&intel_sandybridge_m_gt2_info), 829 INTEL_IVB_Q_IDS(&intel_ivybridge_q_info), /* must be first IVB */ 830 INTEL_IVB_M_GT1_IDS(&intel_ivybridge_m_gt1_info), 831 INTEL_IVB_M_GT2_IDS(&intel_ivybridge_m_gt2_info), 832 INTEL_IVB_D_GT1_IDS(&intel_ivybridge_d_gt1_info), 833 INTEL_IVB_D_GT2_IDS(&intel_ivybridge_d_gt2_info), 834 INTEL_HSW_GT1_IDS(&intel_haswell_gt1_info), 835 INTEL_HSW_GT2_IDS(&intel_haswell_gt2_info), 836 INTEL_HSW_GT3_IDS(&intel_haswell_gt3_info), 837 INTEL_VLV_IDS(&intel_valleyview_info), 838 INTEL_BDW_GT1_IDS(&intel_broadwell_gt1_info), 839 INTEL_BDW_GT2_IDS(&intel_broadwell_gt2_info), 840 INTEL_BDW_GT3_IDS(&intel_broadwell_gt3_info), 841 INTEL_BDW_RSVD_IDS(&intel_broadwell_rsvd_info), 842 INTEL_CHV_IDS(&intel_cherryview_info), 843 INTEL_SKL_GT1_IDS(&intel_skylake_gt1_info), 844 INTEL_SKL_GT2_IDS(&intel_skylake_gt2_info), 845 INTEL_SKL_GT3_IDS(&intel_skylake_gt3_info), 846 INTEL_SKL_GT4_IDS(&intel_skylake_gt4_info), 847 INTEL_BXT_IDS(&intel_broxton_info), 848 INTEL_GLK_IDS(&intel_geminilake_info), 849 INTEL_KBL_GT1_IDS(&intel_kabylake_gt1_info), 850 INTEL_KBL_GT2_IDS(&intel_kabylake_gt2_info), 851 INTEL_KBL_GT3_IDS(&intel_kabylake_gt3_info), 852 INTEL_KBL_GT4_IDS(&intel_kabylake_gt3_info), 853 INTEL_AML_KBL_GT2_IDS(&intel_kabylake_gt2_info), 854 INTEL_CFL_S_GT1_IDS(&intel_coffeelake_gt1_info), 855 INTEL_CFL_S_GT2_IDS(&intel_coffeelake_gt2_info), 856 INTEL_CFL_H_GT1_IDS(&intel_coffeelake_gt1_info), 857 INTEL_CFL_H_GT2_IDS(&intel_coffeelake_gt2_info), 858 INTEL_CFL_U_GT2_IDS(&intel_coffeelake_gt2_info), 859 INTEL_CFL_U_GT3_IDS(&intel_coffeelake_gt3_info), 860 INTEL_WHL_U_GT1_IDS(&intel_coffeelake_gt1_info), 861 INTEL_WHL_U_GT2_IDS(&intel_coffeelake_gt2_info), 862 INTEL_AML_CFL_GT2_IDS(&intel_coffeelake_gt2_info), 863 INTEL_WHL_U_GT3_IDS(&intel_coffeelake_gt3_info), 864 INTEL_CML_GT1_IDS(&intel_coffeelake_gt1_info), 865 INTEL_CML_GT2_IDS(&intel_coffeelake_gt2_info), 866 INTEL_CNL_IDS(&intel_cannonlake_info), 867 INTEL_ICL_11_IDS(&intel_icelake_11_info), 868 INTEL_EHL_IDS(&intel_elkhartlake_info), 869 INTEL_TGL_12_IDS(&intel_tigerlake_12_info), 870 {0, 0, 0} 871 }; 872 MODULE_DEVICE_TABLE(pci, pciidlist); 873 874 static void i915_pci_remove(struct pci_dev *pdev) 875 { 876 struct drm_device *dev; 877 878 dev = pci_get_drvdata(pdev); 879 if (!dev) /* driver load aborted, nothing to cleanup */ 880 return; 881 882 i915_driver_remove(dev); 883 drm_dev_put(dev); 884 885 pci_set_drvdata(pdev, NULL); 886 } 887 888 /* is device_id present in comma separated list of ids */ 889 static bool force_probe(u16 device_id, const char *devices) 890 { 891 char *s, *p, *tok; 892 bool ret; 893 894 /* FIXME: transitional */ 895 if (i915_modparams.alpha_support) { 896 DRM_INFO("i915.alpha_support is deprecated, use i915.force_probe=%04x instead\n", 897 device_id); 898 return true; 899 } 900 901 if (!devices || !*devices) 902 return false; 903 904 /* match everything */ 905 if (strcmp(devices, "*") == 0) 906 return true; 907 908 s = kstrdup(devices, GFP_KERNEL); 909 if (!s) 910 return false; 911 912 for (p = s, ret = false; (tok = strsep(&p, ",")) != NULL; ) { 913 u16 val; 914 915 if (kstrtou16(tok, 16, &val) == 0 && val == device_id) { 916 ret = true; 917 break; 918 } 919 } 920 921 kfree(s); 922 923 return ret; 924 } 925 926 static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 927 { 928 struct intel_device_info *intel_info = 929 (struct intel_device_info *) ent->driver_data; 930 int err; 931 932 if (intel_info->require_force_probe && 933 !force_probe(pdev->device, i915_modparams.force_probe)) { 934 DRM_INFO("Your graphics device %04x is not properly supported by the driver in this\n" 935 "kernel version. To force driver probe anyway, use i915.force_probe=%04x\n" 936 "module parameter or CONFIG_DRM_I915_FORCE_PROBE=%04x configuration option,\n" 937 "or (recommended) check for kernel updates.\n", 938 pdev->device, pdev->device, pdev->device); 939 return -ENODEV; 940 } 941 942 /* Only bind to function 0 of the device. Early generations 943 * used function 1 as a placeholder for multi-head. This causes 944 * us confusion instead, especially on the systems where both 945 * functions have the same PCI-ID! 946 */ 947 if (PCI_FUNC(pdev->devfn)) 948 return -ENODEV; 949 950 /* 951 * apple-gmux is needed on dual GPU MacBook Pro 952 * to probe the panel if we're the inactive GPU. 953 */ 954 if (vga_switcheroo_client_probe_defer(pdev)) 955 return -EPROBE_DEFER; 956 957 err = i915_driver_probe(pdev, ent); 958 if (err) 959 return err; 960 961 if (i915_inject_probe_failure()) { 962 i915_pci_remove(pdev); 963 return -ENODEV; 964 } 965 966 err = i915_live_selftests(pdev); 967 if (err) { 968 i915_pci_remove(pdev); 969 return err > 0 ? -ENOTTY : err; 970 } 971 972 return 0; 973 } 974 975 static struct pci_driver i915_pci_driver = { 976 .name = DRIVER_NAME, 977 .id_table = pciidlist, 978 .probe = i915_pci_probe, 979 .remove = i915_pci_remove, 980 .driver.pm = &i915_pm_ops, 981 }; 982 983 static int __init i915_init(void) 984 { 985 bool use_kms = true; 986 int err; 987 988 err = i915_globals_init(); 989 if (err) 990 return err; 991 992 err = i915_mock_selftests(); 993 if (err) 994 return err > 0 ? 0 : err; 995 996 /* 997 * Enable KMS by default, unless explicitly overriden by 998 * either the i915.modeset prarameter or by the 999 * vga_text_mode_force boot option. 1000 */ 1001 1002 if (i915_modparams.modeset == 0) 1003 use_kms = false; 1004 1005 if (vgacon_text_force() && i915_modparams.modeset == -1) 1006 use_kms = false; 1007 1008 if (!use_kms) { 1009 /* Silently fail loading to not upset userspace. */ 1010 DRM_DEBUG_DRIVER("KMS disabled.\n"); 1011 return 0; 1012 } 1013 1014 return pci_register_driver(&i915_pci_driver); 1015 } 1016 1017 static void __exit i915_exit(void) 1018 { 1019 if (!i915_pci_driver.driver.owner) 1020 return; 1021 1022 pci_unregister_driver(&i915_pci_driver); 1023 i915_globals_exit(); 1024 } 1025 1026 module_init(i915_init); 1027 module_exit(i915_exit); 1028 1029 MODULE_AUTHOR("Tungsten Graphics, Inc."); 1030 MODULE_AUTHOR("Intel Corporation"); 1031 1032 MODULE_DESCRIPTION(DRIVER_DESC); 1033 MODULE_LICENSE("GPL and additional rights"); 1034