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/vga_switcheroo.h> 27 28 #include <drm/drm_drv.h> 29 #include <drm/i915_pciids.h> 30 31 #include "display/intel_fbdev.h" 32 33 #include "i915_drv.h" 34 #include "i915_perf.h" 35 #include "i915_globals.h" 36 #include "i915_selftest.h" 37 38 #define PLATFORM(x) .platform = (x) 39 #define GEN(x) \ 40 .graphics_ver = (x), \ 41 .media_ver = (x), \ 42 .display.ver = (x) 43 44 #define I845_PIPE_OFFSETS \ 45 .pipe_offsets = { \ 46 [TRANSCODER_A] = PIPE_A_OFFSET, \ 47 }, \ 48 .trans_offsets = { \ 49 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 50 } 51 52 #define I9XX_PIPE_OFFSETS \ 53 .pipe_offsets = { \ 54 [TRANSCODER_A] = PIPE_A_OFFSET, \ 55 [TRANSCODER_B] = PIPE_B_OFFSET, \ 56 }, \ 57 .trans_offsets = { \ 58 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 59 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 60 } 61 62 #define IVB_PIPE_OFFSETS \ 63 .pipe_offsets = { \ 64 [TRANSCODER_A] = PIPE_A_OFFSET, \ 65 [TRANSCODER_B] = PIPE_B_OFFSET, \ 66 [TRANSCODER_C] = PIPE_C_OFFSET, \ 67 }, \ 68 .trans_offsets = { \ 69 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 70 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 71 [TRANSCODER_C] = TRANSCODER_C_OFFSET, \ 72 } 73 74 #define HSW_PIPE_OFFSETS \ 75 .pipe_offsets = { \ 76 [TRANSCODER_A] = PIPE_A_OFFSET, \ 77 [TRANSCODER_B] = PIPE_B_OFFSET, \ 78 [TRANSCODER_C] = PIPE_C_OFFSET, \ 79 [TRANSCODER_EDP] = PIPE_EDP_OFFSET, \ 80 }, \ 81 .trans_offsets = { \ 82 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 83 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 84 [TRANSCODER_C] = TRANSCODER_C_OFFSET, \ 85 [TRANSCODER_EDP] = TRANSCODER_EDP_OFFSET, \ 86 } 87 88 #define CHV_PIPE_OFFSETS \ 89 .pipe_offsets = { \ 90 [TRANSCODER_A] = PIPE_A_OFFSET, \ 91 [TRANSCODER_B] = PIPE_B_OFFSET, \ 92 [TRANSCODER_C] = CHV_PIPE_C_OFFSET, \ 93 }, \ 94 .trans_offsets = { \ 95 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 96 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 97 [TRANSCODER_C] = CHV_TRANSCODER_C_OFFSET, \ 98 } 99 100 #define I845_CURSOR_OFFSETS \ 101 .cursor_offsets = { \ 102 [PIPE_A] = CURSOR_A_OFFSET, \ 103 } 104 105 #define I9XX_CURSOR_OFFSETS \ 106 .cursor_offsets = { \ 107 [PIPE_A] = CURSOR_A_OFFSET, \ 108 [PIPE_B] = CURSOR_B_OFFSET, \ 109 } 110 111 #define CHV_CURSOR_OFFSETS \ 112 .cursor_offsets = { \ 113 [PIPE_A] = CURSOR_A_OFFSET, \ 114 [PIPE_B] = CURSOR_B_OFFSET, \ 115 [PIPE_C] = CHV_CURSOR_C_OFFSET, \ 116 } 117 118 #define IVB_CURSOR_OFFSETS \ 119 .cursor_offsets = { \ 120 [PIPE_A] = CURSOR_A_OFFSET, \ 121 [PIPE_B] = IVB_CURSOR_B_OFFSET, \ 122 [PIPE_C] = IVB_CURSOR_C_OFFSET, \ 123 } 124 125 #define TGL_CURSOR_OFFSETS \ 126 .cursor_offsets = { \ 127 [PIPE_A] = CURSOR_A_OFFSET, \ 128 [PIPE_B] = IVB_CURSOR_B_OFFSET, \ 129 [PIPE_C] = IVB_CURSOR_C_OFFSET, \ 130 [PIPE_D] = TGL_CURSOR_D_OFFSET, \ 131 } 132 133 #define I9XX_COLORS \ 134 .color = { .gamma_lut_size = 256 } 135 #define I965_COLORS \ 136 .color = { .gamma_lut_size = 129, \ 137 .gamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING, \ 138 } 139 #define ILK_COLORS \ 140 .color = { .gamma_lut_size = 1024 } 141 #define IVB_COLORS \ 142 .color = { .degamma_lut_size = 1024, .gamma_lut_size = 1024 } 143 #define CHV_COLORS \ 144 .color = { .degamma_lut_size = 65, .gamma_lut_size = 257, \ 145 .degamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING, \ 146 .gamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING, \ 147 } 148 #define GLK_COLORS \ 149 .color = { .degamma_lut_size = 33, .gamma_lut_size = 1024, \ 150 .degamma_lut_tests = DRM_COLOR_LUT_NON_DECREASING | \ 151 DRM_COLOR_LUT_EQUAL_CHANNELS, \ 152 } 153 154 /* Keep in gen based order, and chronological order within a gen */ 155 156 #define GEN_DEFAULT_PAGE_SIZES \ 157 .page_sizes = I915_GTT_PAGE_SIZE_4K 158 159 #define GEN_DEFAULT_REGIONS \ 160 .memory_regions = REGION_SMEM | REGION_STOLEN_SMEM 161 162 #define I830_FEATURES \ 163 GEN(2), \ 164 .is_mobile = 1, \ 165 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), \ 166 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B), \ 167 .display.has_overlay = 1, \ 168 .display.cursor_needs_physical = 1, \ 169 .display.overlay_needs_physical = 1, \ 170 .display.has_gmch = 1, \ 171 .gpu_reset_clobbers_display = true, \ 172 .hws_needs_physical = 1, \ 173 .unfenced_needs_alignment = 1, \ 174 .platform_engine_mask = BIT(RCS0), \ 175 .has_snoop = true, \ 176 .has_coherent_ggtt = false, \ 177 .dma_mask_size = 32, \ 178 I9XX_PIPE_OFFSETS, \ 179 I9XX_CURSOR_OFFSETS, \ 180 I9XX_COLORS, \ 181 GEN_DEFAULT_PAGE_SIZES, \ 182 GEN_DEFAULT_REGIONS 183 184 #define I845_FEATURES \ 185 GEN(2), \ 186 .pipe_mask = BIT(PIPE_A), \ 187 .cpu_transcoder_mask = BIT(TRANSCODER_A), \ 188 .display.has_overlay = 1, \ 189 .display.overlay_needs_physical = 1, \ 190 .display.has_gmch = 1, \ 191 .gpu_reset_clobbers_display = true, \ 192 .hws_needs_physical = 1, \ 193 .unfenced_needs_alignment = 1, \ 194 .platform_engine_mask = BIT(RCS0), \ 195 .has_snoop = true, \ 196 .has_coherent_ggtt = false, \ 197 .dma_mask_size = 32, \ 198 I845_PIPE_OFFSETS, \ 199 I845_CURSOR_OFFSETS, \ 200 I9XX_COLORS, \ 201 GEN_DEFAULT_PAGE_SIZES, \ 202 GEN_DEFAULT_REGIONS 203 204 static const struct intel_device_info i830_info = { 205 I830_FEATURES, 206 PLATFORM(INTEL_I830), 207 }; 208 209 static const struct intel_device_info i845g_info = { 210 I845_FEATURES, 211 PLATFORM(INTEL_I845G), 212 }; 213 214 static const struct intel_device_info i85x_info = { 215 I830_FEATURES, 216 PLATFORM(INTEL_I85X), 217 .display.has_fbc = 1, 218 }; 219 220 static const struct intel_device_info i865g_info = { 221 I845_FEATURES, 222 PLATFORM(INTEL_I865G), 223 .display.has_fbc = 1, 224 }; 225 226 #define GEN3_FEATURES \ 227 GEN(3), \ 228 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), \ 229 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B), \ 230 .display.has_gmch = 1, \ 231 .gpu_reset_clobbers_display = true, \ 232 .platform_engine_mask = BIT(RCS0), \ 233 .has_snoop = true, \ 234 .has_coherent_ggtt = true, \ 235 .dma_mask_size = 32, \ 236 I9XX_PIPE_OFFSETS, \ 237 I9XX_CURSOR_OFFSETS, \ 238 I9XX_COLORS, \ 239 GEN_DEFAULT_PAGE_SIZES, \ 240 GEN_DEFAULT_REGIONS 241 242 static const struct intel_device_info i915g_info = { 243 GEN3_FEATURES, 244 PLATFORM(INTEL_I915G), 245 .has_coherent_ggtt = false, 246 .display.cursor_needs_physical = 1, 247 .display.has_overlay = 1, 248 .display.overlay_needs_physical = 1, 249 .hws_needs_physical = 1, 250 .unfenced_needs_alignment = 1, 251 }; 252 253 static const struct intel_device_info i915gm_info = { 254 GEN3_FEATURES, 255 PLATFORM(INTEL_I915GM), 256 .is_mobile = 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 i945g_info = { 267 GEN3_FEATURES, 268 PLATFORM(INTEL_I945G), 269 .display.has_hotplug = 1, 270 .display.cursor_needs_physical = 1, 271 .display.has_overlay = 1, 272 .display.overlay_needs_physical = 1, 273 .hws_needs_physical = 1, 274 .unfenced_needs_alignment = 1, 275 }; 276 277 static const struct intel_device_info i945gm_info = { 278 GEN3_FEATURES, 279 PLATFORM(INTEL_I945GM), 280 .is_mobile = 1, 281 .display.has_hotplug = 1, 282 .display.cursor_needs_physical = 1, 283 .display.has_overlay = 1, 284 .display.overlay_needs_physical = 1, 285 .display.supports_tv = 1, 286 .display.has_fbc = 1, 287 .hws_needs_physical = 1, 288 .unfenced_needs_alignment = 1, 289 }; 290 291 static const struct intel_device_info g33_info = { 292 GEN3_FEATURES, 293 PLATFORM(INTEL_G33), 294 .display.has_hotplug = 1, 295 .display.has_overlay = 1, 296 .dma_mask_size = 36, 297 }; 298 299 static const struct intel_device_info pnv_g_info = { 300 GEN3_FEATURES, 301 PLATFORM(INTEL_PINEVIEW), 302 .display.has_hotplug = 1, 303 .display.has_overlay = 1, 304 .dma_mask_size = 36, 305 }; 306 307 static const struct intel_device_info pnv_m_info = { 308 GEN3_FEATURES, 309 PLATFORM(INTEL_PINEVIEW), 310 .is_mobile = 1, 311 .display.has_hotplug = 1, 312 .display.has_overlay = 1, 313 .dma_mask_size = 36, 314 }; 315 316 #define GEN4_FEATURES \ 317 GEN(4), \ 318 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), \ 319 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B), \ 320 .display.has_hotplug = 1, \ 321 .display.has_gmch = 1, \ 322 .gpu_reset_clobbers_display = true, \ 323 .platform_engine_mask = BIT(RCS0), \ 324 .has_snoop = true, \ 325 .has_coherent_ggtt = true, \ 326 .dma_mask_size = 36, \ 327 I9XX_PIPE_OFFSETS, \ 328 I9XX_CURSOR_OFFSETS, \ 329 I965_COLORS, \ 330 GEN_DEFAULT_PAGE_SIZES, \ 331 GEN_DEFAULT_REGIONS 332 333 static const struct intel_device_info i965g_info = { 334 GEN4_FEATURES, 335 PLATFORM(INTEL_I965G), 336 .display.has_overlay = 1, 337 .hws_needs_physical = 1, 338 .has_snoop = false, 339 }; 340 341 static const struct intel_device_info i965gm_info = { 342 GEN4_FEATURES, 343 PLATFORM(INTEL_I965GM), 344 .is_mobile = 1, 345 .display.has_fbc = 1, 346 .display.has_overlay = 1, 347 .display.supports_tv = 1, 348 .hws_needs_physical = 1, 349 .has_snoop = false, 350 }; 351 352 static const struct intel_device_info g45_info = { 353 GEN4_FEATURES, 354 PLATFORM(INTEL_G45), 355 .platform_engine_mask = BIT(RCS0) | BIT(VCS0), 356 .gpu_reset_clobbers_display = false, 357 }; 358 359 static const struct intel_device_info gm45_info = { 360 GEN4_FEATURES, 361 PLATFORM(INTEL_GM45), 362 .is_mobile = 1, 363 .display.has_fbc = 1, 364 .display.supports_tv = 1, 365 .platform_engine_mask = BIT(RCS0) | BIT(VCS0), 366 .gpu_reset_clobbers_display = false, 367 }; 368 369 #define GEN5_FEATURES \ 370 GEN(5), \ 371 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), \ 372 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B), \ 373 .display.has_hotplug = 1, \ 374 .platform_engine_mask = BIT(RCS0) | BIT(VCS0), \ 375 .has_snoop = true, \ 376 .has_coherent_ggtt = true, \ 377 /* ilk does support rc6, but we do not implement [power] contexts */ \ 378 .has_rc6 = 0, \ 379 .dma_mask_size = 36, \ 380 I9XX_PIPE_OFFSETS, \ 381 I9XX_CURSOR_OFFSETS, \ 382 ILK_COLORS, \ 383 GEN_DEFAULT_PAGE_SIZES, \ 384 GEN_DEFAULT_REGIONS 385 386 static const struct intel_device_info ilk_d_info = { 387 GEN5_FEATURES, 388 PLATFORM(INTEL_IRONLAKE), 389 }; 390 391 static const struct intel_device_info ilk_m_info = { 392 GEN5_FEATURES, 393 PLATFORM(INTEL_IRONLAKE), 394 .is_mobile = 1, 395 .has_rps = true, 396 .display.has_fbc = 1, 397 }; 398 399 #define GEN6_FEATURES \ 400 GEN(6), \ 401 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), \ 402 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B), \ 403 .display.has_hotplug = 1, \ 404 .display.has_fbc = 1, \ 405 .platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), \ 406 .has_coherent_ggtt = true, \ 407 .has_llc = 1, \ 408 .has_rc6 = 1, \ 409 .has_rc6p = 1, \ 410 .has_rps = true, \ 411 .dma_mask_size = 40, \ 412 .ppgtt_type = INTEL_PPGTT_ALIASING, \ 413 .ppgtt_size = 31, \ 414 I9XX_PIPE_OFFSETS, \ 415 I9XX_CURSOR_OFFSETS, \ 416 ILK_COLORS, \ 417 GEN_DEFAULT_PAGE_SIZES, \ 418 GEN_DEFAULT_REGIONS 419 420 #define SNB_D_PLATFORM \ 421 GEN6_FEATURES, \ 422 PLATFORM(INTEL_SANDYBRIDGE) 423 424 static const struct intel_device_info snb_d_gt1_info = { 425 SNB_D_PLATFORM, 426 .gt = 1, 427 }; 428 429 static const struct intel_device_info snb_d_gt2_info = { 430 SNB_D_PLATFORM, 431 .gt = 2, 432 }; 433 434 #define SNB_M_PLATFORM \ 435 GEN6_FEATURES, \ 436 PLATFORM(INTEL_SANDYBRIDGE), \ 437 .is_mobile = 1 438 439 440 static const struct intel_device_info snb_m_gt1_info = { 441 SNB_M_PLATFORM, 442 .gt = 1, 443 }; 444 445 static const struct intel_device_info snb_m_gt2_info = { 446 SNB_M_PLATFORM, 447 .gt = 2, 448 }; 449 450 #define GEN7_FEATURES \ 451 GEN(7), \ 452 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), \ 453 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C), \ 454 .display.has_hotplug = 1, \ 455 .display.has_fbc = 1, \ 456 .platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), \ 457 .has_coherent_ggtt = true, \ 458 .has_llc = 1, \ 459 .has_rc6 = 1, \ 460 .has_rc6p = 1, \ 461 .has_reset_engine = true, \ 462 .has_rps = true, \ 463 .dma_mask_size = 40, \ 464 .ppgtt_type = INTEL_PPGTT_ALIASING, \ 465 .ppgtt_size = 31, \ 466 IVB_PIPE_OFFSETS, \ 467 IVB_CURSOR_OFFSETS, \ 468 IVB_COLORS, \ 469 GEN_DEFAULT_PAGE_SIZES, \ 470 GEN_DEFAULT_REGIONS 471 472 #define IVB_D_PLATFORM \ 473 GEN7_FEATURES, \ 474 PLATFORM(INTEL_IVYBRIDGE), \ 475 .has_l3_dpf = 1 476 477 static const struct intel_device_info ivb_d_gt1_info = { 478 IVB_D_PLATFORM, 479 .gt = 1, 480 }; 481 482 static const struct intel_device_info ivb_d_gt2_info = { 483 IVB_D_PLATFORM, 484 .gt = 2, 485 }; 486 487 #define IVB_M_PLATFORM \ 488 GEN7_FEATURES, \ 489 PLATFORM(INTEL_IVYBRIDGE), \ 490 .is_mobile = 1, \ 491 .has_l3_dpf = 1 492 493 static const struct intel_device_info ivb_m_gt1_info = { 494 IVB_M_PLATFORM, 495 .gt = 1, 496 }; 497 498 static const struct intel_device_info ivb_m_gt2_info = { 499 IVB_M_PLATFORM, 500 .gt = 2, 501 }; 502 503 static const struct intel_device_info ivb_q_info = { 504 GEN7_FEATURES, 505 PLATFORM(INTEL_IVYBRIDGE), 506 .gt = 2, 507 .pipe_mask = 0, /* legal, last one wins */ 508 .cpu_transcoder_mask = 0, 509 .has_l3_dpf = 1, 510 }; 511 512 static const struct intel_device_info vlv_info = { 513 PLATFORM(INTEL_VALLEYVIEW), 514 GEN(7), 515 .is_lp = 1, 516 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), 517 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B), 518 .has_runtime_pm = 1, 519 .has_rc6 = 1, 520 .has_reset_engine = true, 521 .has_rps = true, 522 .display.has_gmch = 1, 523 .display.has_hotplug = 1, 524 .dma_mask_size = 40, 525 .ppgtt_type = INTEL_PPGTT_ALIASING, 526 .ppgtt_size = 31, 527 .has_snoop = true, 528 .has_coherent_ggtt = false, 529 .platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), 530 .display_mmio_offset = VLV_DISPLAY_BASE, 531 I9XX_PIPE_OFFSETS, 532 I9XX_CURSOR_OFFSETS, 533 I965_COLORS, 534 GEN_DEFAULT_PAGE_SIZES, 535 GEN_DEFAULT_REGIONS, 536 }; 537 538 #define G75_FEATURES \ 539 GEN7_FEATURES, \ 540 .platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), \ 541 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | \ 542 BIT(TRANSCODER_C) | BIT(TRANSCODER_EDP), \ 543 .display.has_ddi = 1, \ 544 .display.has_fpga_dbg = 1, \ 545 .display.has_psr = 1, \ 546 .display.has_psr_hw_tracking = 1, \ 547 .display.has_dp_mst = 1, \ 548 .has_rc6p = 0 /* RC6p removed-by HSW */, \ 549 HSW_PIPE_OFFSETS, \ 550 .has_runtime_pm = 1 551 552 #define HSW_PLATFORM \ 553 G75_FEATURES, \ 554 PLATFORM(INTEL_HASWELL), \ 555 .has_l3_dpf = 1 556 557 static const struct intel_device_info hsw_gt1_info = { 558 HSW_PLATFORM, 559 .gt = 1, 560 }; 561 562 static const struct intel_device_info hsw_gt2_info = { 563 HSW_PLATFORM, 564 .gt = 2, 565 }; 566 567 static const struct intel_device_info hsw_gt3_info = { 568 HSW_PLATFORM, 569 .gt = 3, 570 }; 571 572 #define GEN8_FEATURES \ 573 G75_FEATURES, \ 574 GEN(8), \ 575 .has_logical_ring_contexts = 1, \ 576 .dma_mask_size = 39, \ 577 .ppgtt_type = INTEL_PPGTT_FULL, \ 578 .ppgtt_size = 48, \ 579 .has_64bit_reloc = 1 580 581 #define BDW_PLATFORM \ 582 GEN8_FEATURES, \ 583 PLATFORM(INTEL_BROADWELL) 584 585 static const struct intel_device_info bdw_gt1_info = { 586 BDW_PLATFORM, 587 .gt = 1, 588 }; 589 590 static const struct intel_device_info bdw_gt2_info = { 591 BDW_PLATFORM, 592 .gt = 2, 593 }; 594 595 static const struct intel_device_info bdw_rsvd_info = { 596 BDW_PLATFORM, 597 .gt = 3, 598 /* According to the device ID those devices are GT3, they were 599 * previously treated as not GT3, keep it like that. 600 */ 601 }; 602 603 static const struct intel_device_info bdw_gt3_info = { 604 BDW_PLATFORM, 605 .gt = 3, 606 .platform_engine_mask = 607 BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1), 608 }; 609 610 static const struct intel_device_info chv_info = { 611 PLATFORM(INTEL_CHERRYVIEW), 612 GEN(8), 613 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), 614 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C), 615 .display.has_hotplug = 1, 616 .is_lp = 1, 617 .platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), 618 .has_64bit_reloc = 1, 619 .has_runtime_pm = 1, 620 .has_rc6 = 1, 621 .has_rps = true, 622 .has_logical_ring_contexts = 1, 623 .display.has_gmch = 1, 624 .dma_mask_size = 39, 625 .ppgtt_type = INTEL_PPGTT_FULL, 626 .ppgtt_size = 32, 627 .has_reset_engine = 1, 628 .has_snoop = true, 629 .has_coherent_ggtt = false, 630 .display_mmio_offset = VLV_DISPLAY_BASE, 631 CHV_PIPE_OFFSETS, 632 CHV_CURSOR_OFFSETS, 633 CHV_COLORS, 634 GEN_DEFAULT_PAGE_SIZES, 635 GEN_DEFAULT_REGIONS, 636 }; 637 638 #define GEN9_DEFAULT_PAGE_SIZES \ 639 .page_sizes = I915_GTT_PAGE_SIZE_4K | \ 640 I915_GTT_PAGE_SIZE_64K 641 642 #define GEN9_FEATURES \ 643 GEN8_FEATURES, \ 644 GEN(9), \ 645 GEN9_DEFAULT_PAGE_SIZES, \ 646 .display.has_dmc = 1, \ 647 .has_gt_uc = 1, \ 648 .display.has_hdcp = 1, \ 649 .display.has_ipc = 1, \ 650 .dbuf.size = 896 - 4, /* 4 blocks for bypass path allocation */ \ 651 .dbuf.slice_mask = BIT(DBUF_S1) 652 653 #define SKL_PLATFORM \ 654 GEN9_FEATURES, \ 655 PLATFORM(INTEL_SKYLAKE) 656 657 static const struct intel_device_info skl_gt1_info = { 658 SKL_PLATFORM, 659 .gt = 1, 660 }; 661 662 static const struct intel_device_info skl_gt2_info = { 663 SKL_PLATFORM, 664 .gt = 2, 665 }; 666 667 #define SKL_GT3_PLUS_PLATFORM \ 668 SKL_PLATFORM, \ 669 .platform_engine_mask = \ 670 BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1) 671 672 673 static const struct intel_device_info skl_gt3_info = { 674 SKL_GT3_PLUS_PLATFORM, 675 .gt = 3, 676 }; 677 678 static const struct intel_device_info skl_gt4_info = { 679 SKL_GT3_PLUS_PLATFORM, 680 .gt = 4, 681 }; 682 683 #define GEN9_LP_FEATURES \ 684 GEN(9), \ 685 .is_lp = 1, \ 686 .dbuf.slice_mask = BIT(DBUF_S1), \ 687 .display.has_hotplug = 1, \ 688 .platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), \ 689 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), \ 690 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | \ 691 BIT(TRANSCODER_C) | BIT(TRANSCODER_EDP) | \ 692 BIT(TRANSCODER_DSI_A) | BIT(TRANSCODER_DSI_C), \ 693 .has_64bit_reloc = 1, \ 694 .display.has_ddi = 1, \ 695 .display.has_fpga_dbg = 1, \ 696 .display.has_fbc = 1, \ 697 .display.has_hdcp = 1, \ 698 .display.has_psr = 1, \ 699 .display.has_psr_hw_tracking = 1, \ 700 .has_runtime_pm = 1, \ 701 .display.has_dmc = 1, \ 702 .has_rc6 = 1, \ 703 .has_rps = true, \ 704 .display.has_dp_mst = 1, \ 705 .has_logical_ring_contexts = 1, \ 706 .has_gt_uc = 1, \ 707 .dma_mask_size = 39, \ 708 .ppgtt_type = INTEL_PPGTT_FULL, \ 709 .ppgtt_size = 48, \ 710 .has_reset_engine = 1, \ 711 .has_snoop = true, \ 712 .has_coherent_ggtt = false, \ 713 .display.has_ipc = 1, \ 714 HSW_PIPE_OFFSETS, \ 715 IVB_CURSOR_OFFSETS, \ 716 IVB_COLORS, \ 717 GEN9_DEFAULT_PAGE_SIZES, \ 718 GEN_DEFAULT_REGIONS 719 720 static const struct intel_device_info bxt_info = { 721 GEN9_LP_FEATURES, 722 PLATFORM(INTEL_BROXTON), 723 .dbuf.size = 512 - 4, /* 4 blocks for bypass path allocation */ 724 }; 725 726 static const struct intel_device_info glk_info = { 727 GEN9_LP_FEATURES, 728 PLATFORM(INTEL_GEMINILAKE), 729 .display.ver = 10, 730 .dbuf.size = 1024 - 4, /* 4 blocks for bypass path allocation */ 731 GLK_COLORS, 732 }; 733 734 #define KBL_PLATFORM \ 735 GEN9_FEATURES, \ 736 PLATFORM(INTEL_KABYLAKE) 737 738 static const struct intel_device_info kbl_gt1_info = { 739 KBL_PLATFORM, 740 .gt = 1, 741 }; 742 743 static const struct intel_device_info kbl_gt2_info = { 744 KBL_PLATFORM, 745 .gt = 2, 746 }; 747 748 static const struct intel_device_info kbl_gt3_info = { 749 KBL_PLATFORM, 750 .gt = 3, 751 .platform_engine_mask = 752 BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1), 753 }; 754 755 #define CFL_PLATFORM \ 756 GEN9_FEATURES, \ 757 PLATFORM(INTEL_COFFEELAKE) 758 759 static const struct intel_device_info cfl_gt1_info = { 760 CFL_PLATFORM, 761 .gt = 1, 762 }; 763 764 static const struct intel_device_info cfl_gt2_info = { 765 CFL_PLATFORM, 766 .gt = 2, 767 }; 768 769 static const struct intel_device_info cfl_gt3_info = { 770 CFL_PLATFORM, 771 .gt = 3, 772 .platform_engine_mask = 773 BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1), 774 }; 775 776 #define CML_PLATFORM \ 777 GEN9_FEATURES, \ 778 PLATFORM(INTEL_COMETLAKE) 779 780 static const struct intel_device_info cml_gt1_info = { 781 CML_PLATFORM, 782 .gt = 1, 783 }; 784 785 static const struct intel_device_info cml_gt2_info = { 786 CML_PLATFORM, 787 .gt = 2, 788 }; 789 790 #define GEN10_FEATURES \ 791 GEN9_FEATURES, \ 792 GEN(10), \ 793 .dbuf.size = 1024 - 4, /* 4 blocks for bypass path allocation */ \ 794 .display.has_dsc = 1, \ 795 .has_coherent_ggtt = false, \ 796 GLK_COLORS 797 798 static const struct intel_device_info cnl_info = { 799 GEN10_FEATURES, 800 PLATFORM(INTEL_CANNONLAKE), 801 .gt = 2, 802 }; 803 804 #define GEN11_DEFAULT_PAGE_SIZES \ 805 .page_sizes = I915_GTT_PAGE_SIZE_4K | \ 806 I915_GTT_PAGE_SIZE_64K | \ 807 I915_GTT_PAGE_SIZE_2M 808 809 #define GEN11_FEATURES \ 810 GEN10_FEATURES, \ 811 GEN11_DEFAULT_PAGE_SIZES, \ 812 .abox_mask = BIT(0), \ 813 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | \ 814 BIT(TRANSCODER_C) | BIT(TRANSCODER_EDP) | \ 815 BIT(TRANSCODER_DSI_0) | BIT(TRANSCODER_DSI_1), \ 816 .pipe_offsets = { \ 817 [TRANSCODER_A] = PIPE_A_OFFSET, \ 818 [TRANSCODER_B] = PIPE_B_OFFSET, \ 819 [TRANSCODER_C] = PIPE_C_OFFSET, \ 820 [TRANSCODER_EDP] = PIPE_EDP_OFFSET, \ 821 [TRANSCODER_DSI_0] = PIPE_DSI0_OFFSET, \ 822 [TRANSCODER_DSI_1] = PIPE_DSI1_OFFSET, \ 823 }, \ 824 .trans_offsets = { \ 825 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 826 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 827 [TRANSCODER_C] = TRANSCODER_C_OFFSET, \ 828 [TRANSCODER_EDP] = TRANSCODER_EDP_OFFSET, \ 829 [TRANSCODER_DSI_0] = TRANSCODER_DSI0_OFFSET, \ 830 [TRANSCODER_DSI_1] = TRANSCODER_DSI1_OFFSET, \ 831 }, \ 832 GEN(11), \ 833 .dbuf.size = 2048, \ 834 .dbuf.slice_mask = BIT(DBUF_S1) | BIT(DBUF_S2), \ 835 .has_logical_ring_elsq = 1, \ 836 .color = { .degamma_lut_size = 33, .gamma_lut_size = 262145 } 837 838 static const struct intel_device_info icl_info = { 839 GEN11_FEATURES, 840 PLATFORM(INTEL_ICELAKE), 841 .platform_engine_mask = 842 BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2), 843 }; 844 845 static const struct intel_device_info ehl_info = { 846 GEN11_FEATURES, 847 PLATFORM(INTEL_ELKHARTLAKE), 848 .require_force_probe = 1, 849 .platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(VCS0) | BIT(VECS0), 850 .ppgtt_size = 36, 851 }; 852 853 static const struct intel_device_info jsl_info = { 854 GEN11_FEATURES, 855 PLATFORM(INTEL_JASPERLAKE), 856 .require_force_probe = 1, 857 .platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(VCS0) | BIT(VECS0), 858 .ppgtt_size = 36, 859 }; 860 861 #define GEN12_FEATURES \ 862 GEN11_FEATURES, \ 863 GEN(12), \ 864 .abox_mask = GENMASK(2, 1), \ 865 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), \ 866 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | \ 867 BIT(TRANSCODER_C) | BIT(TRANSCODER_D) | \ 868 BIT(TRANSCODER_DSI_0) | BIT(TRANSCODER_DSI_1), \ 869 .pipe_offsets = { \ 870 [TRANSCODER_A] = PIPE_A_OFFSET, \ 871 [TRANSCODER_B] = PIPE_B_OFFSET, \ 872 [TRANSCODER_C] = PIPE_C_OFFSET, \ 873 [TRANSCODER_D] = PIPE_D_OFFSET, \ 874 [TRANSCODER_DSI_0] = PIPE_DSI0_OFFSET, \ 875 [TRANSCODER_DSI_1] = PIPE_DSI1_OFFSET, \ 876 }, \ 877 .trans_offsets = { \ 878 [TRANSCODER_A] = TRANSCODER_A_OFFSET, \ 879 [TRANSCODER_B] = TRANSCODER_B_OFFSET, \ 880 [TRANSCODER_C] = TRANSCODER_C_OFFSET, \ 881 [TRANSCODER_D] = TRANSCODER_D_OFFSET, \ 882 [TRANSCODER_DSI_0] = TRANSCODER_DSI0_OFFSET, \ 883 [TRANSCODER_DSI_1] = TRANSCODER_DSI1_OFFSET, \ 884 }, \ 885 TGL_CURSOR_OFFSETS, \ 886 .has_global_mocs = 1, \ 887 .display.has_dsb = 1 888 889 static const struct intel_device_info tgl_info = { 890 GEN12_FEATURES, 891 PLATFORM(INTEL_TIGERLAKE), 892 .display.has_modular_fia = 1, 893 .platform_engine_mask = 894 BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2), 895 }; 896 897 static const struct intel_device_info rkl_info = { 898 GEN12_FEATURES, 899 PLATFORM(INTEL_ROCKETLAKE), 900 .abox_mask = BIT(0), 901 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), 902 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | 903 BIT(TRANSCODER_C), 904 .display.has_hti = 1, 905 .display.has_psr_hw_tracking = 0, 906 .platform_engine_mask = 907 BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0), 908 }; 909 910 #define DGFX_FEATURES \ 911 .memory_regions = REGION_SMEM | REGION_LMEM | REGION_STOLEN_LMEM, \ 912 .has_master_unit_irq = 1, \ 913 .has_llc = 0, \ 914 .has_snoop = 1, \ 915 .is_dgfx = 1 916 917 static const struct intel_device_info dg1_info __maybe_unused = { 918 GEN12_FEATURES, 919 DGFX_FEATURES, 920 PLATFORM(INTEL_DG1), 921 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), 922 .require_force_probe = 1, 923 .platform_engine_mask = 924 BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | 925 BIT(VCS0) | BIT(VCS2), 926 /* Wa_16011227922 */ 927 .ppgtt_size = 47, 928 }; 929 930 static const struct intel_device_info adl_s_info = { 931 GEN12_FEATURES, 932 PLATFORM(INTEL_ALDERLAKE_S), 933 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), 934 .require_force_probe = 1, 935 .display.has_hti = 1, 936 .display.has_psr_hw_tracking = 0, 937 .platform_engine_mask = 938 BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2), 939 .dma_mask_size = 46, 940 }; 941 942 #define XE_LPD_FEATURES \ 943 .display.ver = 13, \ 944 .display.has_psr_hw_tracking = 0, \ 945 .abox_mask = GENMASK(1, 0), \ 946 .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), \ 947 .cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | \ 948 BIT(TRANSCODER_C) | BIT(TRANSCODER_D), \ 949 .dbuf.size = 4096, \ 950 .dbuf.slice_mask = BIT(DBUF_S1) | BIT(DBUF_S2) | BIT(DBUF_S3) | BIT(DBUF_S4) 951 952 static const struct intel_device_info adl_p_info = { 953 GEN12_FEATURES, 954 XE_LPD_FEATURES, 955 PLATFORM(INTEL_ALDERLAKE_P), 956 .has_cdclk_crawl = 1, 957 .require_force_probe = 1, 958 .display.has_modular_fia = 1, 959 .platform_engine_mask = 960 BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2), 961 .ppgtt_size = 48, 962 .dma_mask_size = 39, 963 }; 964 965 #undef GEN 966 #undef PLATFORM 967 968 /* 969 * Make sure any device matches here are from most specific to most 970 * general. For example, since the Quanta match is based on the subsystem 971 * and subvendor IDs, we need it to come before the more general IVB 972 * PCI ID matches, otherwise we'll use the wrong info struct above. 973 */ 974 static const struct pci_device_id pciidlist[] = { 975 INTEL_I830_IDS(&i830_info), 976 INTEL_I845G_IDS(&i845g_info), 977 INTEL_I85X_IDS(&i85x_info), 978 INTEL_I865G_IDS(&i865g_info), 979 INTEL_I915G_IDS(&i915g_info), 980 INTEL_I915GM_IDS(&i915gm_info), 981 INTEL_I945G_IDS(&i945g_info), 982 INTEL_I945GM_IDS(&i945gm_info), 983 INTEL_I965G_IDS(&i965g_info), 984 INTEL_G33_IDS(&g33_info), 985 INTEL_I965GM_IDS(&i965gm_info), 986 INTEL_GM45_IDS(&gm45_info), 987 INTEL_G45_IDS(&g45_info), 988 INTEL_PINEVIEW_G_IDS(&pnv_g_info), 989 INTEL_PINEVIEW_M_IDS(&pnv_m_info), 990 INTEL_IRONLAKE_D_IDS(&ilk_d_info), 991 INTEL_IRONLAKE_M_IDS(&ilk_m_info), 992 INTEL_SNB_D_GT1_IDS(&snb_d_gt1_info), 993 INTEL_SNB_D_GT2_IDS(&snb_d_gt2_info), 994 INTEL_SNB_M_GT1_IDS(&snb_m_gt1_info), 995 INTEL_SNB_M_GT2_IDS(&snb_m_gt2_info), 996 INTEL_IVB_Q_IDS(&ivb_q_info), /* must be first IVB */ 997 INTEL_IVB_M_GT1_IDS(&ivb_m_gt1_info), 998 INTEL_IVB_M_GT2_IDS(&ivb_m_gt2_info), 999 INTEL_IVB_D_GT1_IDS(&ivb_d_gt1_info), 1000 INTEL_IVB_D_GT2_IDS(&ivb_d_gt2_info), 1001 INTEL_HSW_GT1_IDS(&hsw_gt1_info), 1002 INTEL_HSW_GT2_IDS(&hsw_gt2_info), 1003 INTEL_HSW_GT3_IDS(&hsw_gt3_info), 1004 INTEL_VLV_IDS(&vlv_info), 1005 INTEL_BDW_GT1_IDS(&bdw_gt1_info), 1006 INTEL_BDW_GT2_IDS(&bdw_gt2_info), 1007 INTEL_BDW_GT3_IDS(&bdw_gt3_info), 1008 INTEL_BDW_RSVD_IDS(&bdw_rsvd_info), 1009 INTEL_CHV_IDS(&chv_info), 1010 INTEL_SKL_GT1_IDS(&skl_gt1_info), 1011 INTEL_SKL_GT2_IDS(&skl_gt2_info), 1012 INTEL_SKL_GT3_IDS(&skl_gt3_info), 1013 INTEL_SKL_GT4_IDS(&skl_gt4_info), 1014 INTEL_BXT_IDS(&bxt_info), 1015 INTEL_GLK_IDS(&glk_info), 1016 INTEL_KBL_GT1_IDS(&kbl_gt1_info), 1017 INTEL_KBL_GT2_IDS(&kbl_gt2_info), 1018 INTEL_KBL_GT3_IDS(&kbl_gt3_info), 1019 INTEL_KBL_GT4_IDS(&kbl_gt3_info), 1020 INTEL_AML_KBL_GT2_IDS(&kbl_gt2_info), 1021 INTEL_CFL_S_GT1_IDS(&cfl_gt1_info), 1022 INTEL_CFL_S_GT2_IDS(&cfl_gt2_info), 1023 INTEL_CFL_H_GT1_IDS(&cfl_gt1_info), 1024 INTEL_CFL_H_GT2_IDS(&cfl_gt2_info), 1025 INTEL_CFL_U_GT2_IDS(&cfl_gt2_info), 1026 INTEL_CFL_U_GT3_IDS(&cfl_gt3_info), 1027 INTEL_WHL_U_GT1_IDS(&cfl_gt1_info), 1028 INTEL_WHL_U_GT2_IDS(&cfl_gt2_info), 1029 INTEL_AML_CFL_GT2_IDS(&cfl_gt2_info), 1030 INTEL_WHL_U_GT3_IDS(&cfl_gt3_info), 1031 INTEL_CML_GT1_IDS(&cml_gt1_info), 1032 INTEL_CML_GT2_IDS(&cml_gt2_info), 1033 INTEL_CML_U_GT1_IDS(&cml_gt1_info), 1034 INTEL_CML_U_GT2_IDS(&cml_gt2_info), 1035 INTEL_CNL_IDS(&cnl_info), 1036 INTEL_ICL_11_IDS(&icl_info), 1037 INTEL_EHL_IDS(&ehl_info), 1038 INTEL_JSL_IDS(&jsl_info), 1039 INTEL_TGL_12_IDS(&tgl_info), 1040 INTEL_RKL_IDS(&rkl_info), 1041 INTEL_ADLS_IDS(&adl_s_info), 1042 INTEL_ADLP_IDS(&adl_p_info), 1043 {0, 0, 0} 1044 }; 1045 MODULE_DEVICE_TABLE(pci, pciidlist); 1046 1047 static void i915_pci_remove(struct pci_dev *pdev) 1048 { 1049 struct drm_i915_private *i915; 1050 1051 i915 = pci_get_drvdata(pdev); 1052 if (!i915) /* driver load aborted, nothing to cleanup */ 1053 return; 1054 1055 i915_driver_remove(i915); 1056 pci_set_drvdata(pdev, NULL); 1057 } 1058 1059 /* is device_id present in comma separated list of ids */ 1060 static bool force_probe(u16 device_id, const char *devices) 1061 { 1062 char *s, *p, *tok; 1063 bool ret; 1064 1065 if (!devices || !*devices) 1066 return false; 1067 1068 /* match everything */ 1069 if (strcmp(devices, "*") == 0) 1070 return true; 1071 1072 s = kstrdup(devices, GFP_KERNEL); 1073 if (!s) 1074 return false; 1075 1076 for (p = s, ret = false; (tok = strsep(&p, ",")) != NULL; ) { 1077 u16 val; 1078 1079 if (kstrtou16(tok, 16, &val) == 0 && val == device_id) { 1080 ret = true; 1081 break; 1082 } 1083 } 1084 1085 kfree(s); 1086 1087 return ret; 1088 } 1089 1090 static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 1091 { 1092 struct intel_device_info *intel_info = 1093 (struct intel_device_info *) ent->driver_data; 1094 int err; 1095 1096 if (intel_info->require_force_probe && 1097 !force_probe(pdev->device, i915_modparams.force_probe)) { 1098 dev_info(&pdev->dev, 1099 "Your graphics device %04x is not properly supported by the driver in this\n" 1100 "kernel version. To force driver probe anyway, use i915.force_probe=%04x\n" 1101 "module parameter or CONFIG_DRM_I915_FORCE_PROBE=%04x configuration option,\n" 1102 "or (recommended) check for kernel updates.\n", 1103 pdev->device, pdev->device, pdev->device); 1104 return -ENODEV; 1105 } 1106 1107 /* Only bind to function 0 of the device. Early generations 1108 * used function 1 as a placeholder for multi-head. This causes 1109 * us confusion instead, especially on the systems where both 1110 * functions have the same PCI-ID! 1111 */ 1112 if (PCI_FUNC(pdev->devfn)) 1113 return -ENODEV; 1114 1115 /* 1116 * apple-gmux is needed on dual GPU MacBook Pro 1117 * to probe the panel if we're the inactive GPU. 1118 */ 1119 if (vga_switcheroo_client_probe_defer(pdev)) 1120 return -EPROBE_DEFER; 1121 1122 err = i915_driver_probe(pdev, ent); 1123 if (err) 1124 return err; 1125 1126 if (i915_inject_probe_failure(pci_get_drvdata(pdev))) { 1127 i915_pci_remove(pdev); 1128 return -ENODEV; 1129 } 1130 1131 err = i915_live_selftests(pdev); 1132 if (err) { 1133 i915_pci_remove(pdev); 1134 return err > 0 ? -ENOTTY : err; 1135 } 1136 1137 err = i915_perf_selftests(pdev); 1138 if (err) { 1139 i915_pci_remove(pdev); 1140 return err > 0 ? -ENOTTY : err; 1141 } 1142 1143 return 0; 1144 } 1145 1146 static void i915_pci_shutdown(struct pci_dev *pdev) 1147 { 1148 struct drm_i915_private *i915 = pci_get_drvdata(pdev); 1149 1150 i915_driver_shutdown(i915); 1151 } 1152 1153 static struct pci_driver i915_pci_driver = { 1154 .name = DRIVER_NAME, 1155 .id_table = pciidlist, 1156 .probe = i915_pci_probe, 1157 .remove = i915_pci_remove, 1158 .shutdown = i915_pci_shutdown, 1159 .driver.pm = &i915_pm_ops, 1160 }; 1161 1162 static int __init i915_init(void) 1163 { 1164 bool use_kms = true; 1165 int err; 1166 1167 err = i915_globals_init(); 1168 if (err) 1169 return err; 1170 1171 err = i915_mock_selftests(); 1172 if (err) 1173 return err > 0 ? 0 : err; 1174 1175 /* 1176 * Enable KMS by default, unless explicitly overriden by 1177 * either the i915.modeset prarameter or by the 1178 * vga_text_mode_force boot option. 1179 */ 1180 1181 if (i915_modparams.modeset == 0) 1182 use_kms = false; 1183 1184 if (vgacon_text_force() && i915_modparams.modeset == -1) 1185 use_kms = false; 1186 1187 if (!use_kms) { 1188 /* Silently fail loading to not upset userspace. */ 1189 DRM_DEBUG_DRIVER("KMS disabled.\n"); 1190 return 0; 1191 } 1192 1193 i915_pmu_init(); 1194 1195 err = pci_register_driver(&i915_pci_driver); 1196 if (err) { 1197 i915_pmu_exit(); 1198 i915_globals_exit(); 1199 return err; 1200 } 1201 1202 i915_perf_sysctl_register(); 1203 return 0; 1204 } 1205 1206 static void __exit i915_exit(void) 1207 { 1208 if (!i915_pci_driver.driver.owner) 1209 return; 1210 1211 i915_perf_sysctl_unregister(); 1212 pci_unregister_driver(&i915_pci_driver); 1213 i915_globals_exit(); 1214 i915_pmu_exit(); 1215 } 1216 1217 module_init(i915_init); 1218 module_exit(i915_exit); 1219 1220 MODULE_AUTHOR("Tungsten Graphics, Inc."); 1221 MODULE_AUTHOR("Intel Corporation"); 1222 1223 MODULE_DESCRIPTION(DRIVER_DESC); 1224 MODULE_LICENSE("GPL and additional rights"); 1225