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v5.14.15
   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
 204static const struct intel_device_info i830_info = {
 205	I830_FEATURES,
 206	PLATFORM(INTEL_I830),
 207};
 208
 209static const struct intel_device_info i845g_info = {
 210	I845_FEATURES,
 211	PLATFORM(INTEL_I845G),
 212};
 213
 214static const struct intel_device_info i85x_info = {
 215	I830_FEATURES,
 216	PLATFORM(INTEL_I85X),
 217	.display.has_fbc = 1,
 218};
 219
 220static 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
 242static 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
 253static 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
 266static 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
 277static 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
 291static 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
 299static 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
 307static 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
 333static 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
 341static 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
 352static 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
 359static 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
 386static const struct intel_device_info ilk_d_info = {
 387	GEN5_FEATURES,
 388	PLATFORM(INTEL_IRONLAKE),
 389};
 390
 391static 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
 424static const struct intel_device_info snb_d_gt1_info = {
 425	SNB_D_PLATFORM,
 426	.gt = 1,
 427};
 428
 429static 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
 440static const struct intel_device_info snb_m_gt1_info = {
 441	SNB_M_PLATFORM,
 442	.gt = 1,
 443};
 444
 445static 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
 477static const struct intel_device_info ivb_d_gt1_info = {
 478	IVB_D_PLATFORM,
 479	.gt = 1,
 480};
 481
 482static 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
 493static const struct intel_device_info ivb_m_gt1_info = {
 494	IVB_M_PLATFORM,
 495	.gt = 1,
 496};
 497
 498static const struct intel_device_info ivb_m_gt2_info = {
 499	IVB_M_PLATFORM,
 500	.gt = 2,
 501};
 502
 503static 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
 512static 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
 557static const struct intel_device_info hsw_gt1_info = {
 558	HSW_PLATFORM,
 559	.gt = 1,
 560};
 561
 562static const struct intel_device_info hsw_gt2_info = {
 563	HSW_PLATFORM,
 564	.gt = 2,
 565};
 566
 567static 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
 585static const struct intel_device_info bdw_gt1_info = {
 586	BDW_PLATFORM,
 587	.gt = 1,
 588};
 589
 590static const struct intel_device_info bdw_gt2_info = {
 591	BDW_PLATFORM,
 592	.gt = 2,
 593};
 594
 595static 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
 603static 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
 610static 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
 657static const struct intel_device_info skl_gt1_info = {
 658	SKL_PLATFORM,
 659	.gt = 1,
 660};
 661
 662static 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
 673static const struct intel_device_info skl_gt3_info = {
 674	SKL_GT3_PLUS_PLATFORM,
 675	.gt = 3,
 676};
 677
 678static 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
 720static 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
 726static 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
 738static const struct intel_device_info kbl_gt1_info = {
 739	KBL_PLATFORM,
 740	.gt = 1,
 741};
 742
 743static const struct intel_device_info kbl_gt2_info = {
 744	KBL_PLATFORM,
 745	.gt = 2,
 746};
 747
 748static 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
 759static const struct intel_device_info cfl_gt1_info = {
 760	CFL_PLATFORM,
 761	.gt = 1,
 762};
 763
 764static const struct intel_device_info cfl_gt2_info = {
 765	CFL_PLATFORM,
 766	.gt = 2,
 767};
 768
 769static 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
 780static const struct intel_device_info cml_gt1_info = {
 781	CML_PLATFORM,
 782	.gt = 1,
 783};
 784
 785static 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
 798static 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
 838static 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
 845static 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
 853static 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
 889static 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
 897static 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
 917static 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
 930static 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
 952static 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 */
 974static 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};
1045MODULE_DEVICE_TABLE(pci, pciidlist);
1046
1047static 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 */
1060static 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
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1090static 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
1146static 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
1153static 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
1162static 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
1206static 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
1217module_init(i915_init);
1218module_exit(i915_exit);
1219
1220MODULE_AUTHOR("Tungsten Graphics, Inc.");
1221MODULE_AUTHOR("Intel Corporation");
1222
1223MODULE_DESCRIPTION(DRIVER_DESC);
1224MODULE_LICENSE("GPL and additional rights");
v6.8
   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 <drm/drm_color_mgmt.h>
 
 
  26#include <drm/drm_drv.h>
  27#include <drm/i915_pciids.h>
  28
  29#include "display/intel_display.h"
  30#include "display/intel_display_driver.h"
  31#include "gt/intel_gt_regs.h"
  32#include "gt/intel_sa_media.h"
  33#include "gem/i915_gem_object_types.h"
  34
  35#include "i915_driver.h"
  36#include "i915_drv.h"
  37#include "i915_pci.h"
  38#include "i915_reg.h"
  39#include "intel_pci_config.h"
  40
  41#define PLATFORM(x) .platform = (x)
  42#define GEN(x) \
  43	.__runtime.graphics.ip.ver = (x), \
  44	.__runtime.media.ip.ver = (x)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  45
  46#define LEGACY_CACHELEVEL \
  47	.cachelevel_to_pat = { \
  48		[I915_CACHE_NONE]   = 0, \
  49		[I915_CACHE_LLC]    = 1, \
  50		[I915_CACHE_L3_LLC] = 2, \
  51		[I915_CACHE_WT]     = 3, \
 
 
 
 
  52	}
  53
  54#define TGL_CACHELEVEL \
  55	.cachelevel_to_pat = { \
  56		[I915_CACHE_NONE]   = 3, \
  57		[I915_CACHE_LLC]    = 0, \
  58		[I915_CACHE_L3_LLC] = 0, \
  59		[I915_CACHE_WT]     = 2, \
  60	}
  61
  62#define PVC_CACHELEVEL \
  63	.cachelevel_to_pat = { \
  64		[I915_CACHE_NONE]   = 0, \
  65		[I915_CACHE_LLC]    = 3, \
  66		[I915_CACHE_L3_LLC] = 3, \
  67		[I915_CACHE_WT]     = 2, \
  68	}
  69
  70#define MTL_CACHELEVEL \
  71	.cachelevel_to_pat = { \
  72		[I915_CACHE_NONE]   = 2, \
  73		[I915_CACHE_LLC]    = 3, \
  74		[I915_CACHE_L3_LLC] = 3, \
  75		[I915_CACHE_WT]     = 1, \
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  76	}
  77
  78/* Keep in gen based order, and chronological order within a gen */
  79
  80#define GEN_DEFAULT_PAGE_SIZES \
  81	.__runtime.page_sizes = I915_GTT_PAGE_SIZE_4K
  82
  83#define GEN_DEFAULT_REGIONS \
  84	.memory_regions = REGION_SMEM | REGION_STOLEN_SMEM
  85
  86#define I830_FEATURES \
  87	GEN(2), \
  88	.is_mobile = 1, \
 
 
 
 
 
 
  89	.gpu_reset_clobbers_display = true, \
  90	.has_3d_pipeline = 1, \
  91	.hws_needs_physical = 1, \
  92	.unfenced_needs_alignment = 1, \
  93	.platform_engine_mask = BIT(RCS0), \
  94	.has_snoop = true, \
  95	.has_coherent_ggtt = false, \
  96	.dma_mask_size = 32, \
  97	.max_pat_index = 3, \
 
 
  98	GEN_DEFAULT_PAGE_SIZES, \
  99	GEN_DEFAULT_REGIONS, \
 100	LEGACY_CACHELEVEL
 101
 102#define I845_FEATURES \
 103	GEN(2), \
 104	.has_3d_pipeline = 1, \
 
 
 
 
 105	.gpu_reset_clobbers_display = true, \
 106	.hws_needs_physical = 1, \
 107	.unfenced_needs_alignment = 1, \
 108	.platform_engine_mask = BIT(RCS0), \
 109	.has_snoop = true, \
 110	.has_coherent_ggtt = false, \
 111	.dma_mask_size = 32, \
 112	.max_pat_index = 3, \
 
 
 113	GEN_DEFAULT_PAGE_SIZES, \
 114	GEN_DEFAULT_REGIONS, \
 115	LEGACY_CACHELEVEL
 116
 117static const struct intel_device_info i830_info = {
 118	I830_FEATURES,
 119	PLATFORM(INTEL_I830),
 120};
 121
 122static const struct intel_device_info i845g_info = {
 123	I845_FEATURES,
 124	PLATFORM(INTEL_I845G),
 125};
 126
 127static const struct intel_device_info i85x_info = {
 128	I830_FEATURES,
 129	PLATFORM(INTEL_I85X),
 
 130};
 131
 132static const struct intel_device_info i865g_info = {
 133	I845_FEATURES,
 134	PLATFORM(INTEL_I865G),
 
 135};
 136
 137#define GEN3_FEATURES \
 138	GEN(3), \
 
 
 
 139	.gpu_reset_clobbers_display = true, \
 140	.platform_engine_mask = BIT(RCS0), \
 141	.has_3d_pipeline = 1, \
 142	.has_snoop = true, \
 143	.has_coherent_ggtt = true, \
 144	.dma_mask_size = 32, \
 145	.max_pat_index = 3, \
 
 
 146	GEN_DEFAULT_PAGE_SIZES, \
 147	GEN_DEFAULT_REGIONS, \
 148	LEGACY_CACHELEVEL
 149
 150static const struct intel_device_info i915g_info = {
 151	GEN3_FEATURES,
 152	PLATFORM(INTEL_I915G),
 153	.has_coherent_ggtt = false,
 
 
 
 154	.hws_needs_physical = 1,
 155	.unfenced_needs_alignment = 1,
 156};
 157
 158static const struct intel_device_info i915gm_info = {
 159	GEN3_FEATURES,
 160	PLATFORM(INTEL_I915GM),
 161	.is_mobile = 1,
 
 
 
 
 
 162	.hws_needs_physical = 1,
 163	.unfenced_needs_alignment = 1,
 164};
 165
 166static const struct intel_device_info i945g_info = {
 167	GEN3_FEATURES,
 168	PLATFORM(INTEL_I945G),
 
 
 
 
 169	.hws_needs_physical = 1,
 170	.unfenced_needs_alignment = 1,
 171};
 172
 173static const struct intel_device_info i945gm_info = {
 174	GEN3_FEATURES,
 175	PLATFORM(INTEL_I945GM),
 176	.is_mobile = 1,
 
 
 
 
 
 
 177	.hws_needs_physical = 1,
 178	.unfenced_needs_alignment = 1,
 179};
 180
 181static const struct intel_device_info g33_info = {
 182	GEN3_FEATURES,
 183	PLATFORM(INTEL_G33),
 
 
 184	.dma_mask_size = 36,
 185};
 186
 187static const struct intel_device_info pnv_g_info = {
 188	GEN3_FEATURES,
 189	PLATFORM(INTEL_PINEVIEW),
 
 
 190	.dma_mask_size = 36,
 191};
 192
 193static const struct intel_device_info pnv_m_info = {
 194	GEN3_FEATURES,
 195	PLATFORM(INTEL_PINEVIEW),
 196	.is_mobile = 1,
 
 
 197	.dma_mask_size = 36,
 198};
 199
 200#define GEN4_FEATURES \
 201	GEN(4), \
 
 
 
 
 202	.gpu_reset_clobbers_display = true, \
 203	.platform_engine_mask = BIT(RCS0), \
 204	.has_3d_pipeline = 1, \
 205	.has_snoop = true, \
 206	.has_coherent_ggtt = true, \
 207	.dma_mask_size = 36, \
 208	.max_pat_index = 3, \
 
 
 209	GEN_DEFAULT_PAGE_SIZES, \
 210	GEN_DEFAULT_REGIONS, \
 211	LEGACY_CACHELEVEL
 212
 213static const struct intel_device_info i965g_info = {
 214	GEN4_FEATURES,
 215	PLATFORM(INTEL_I965G),
 
 216	.hws_needs_physical = 1,
 217	.has_snoop = false,
 218};
 219
 220static const struct intel_device_info i965gm_info = {
 221	GEN4_FEATURES,
 222	PLATFORM(INTEL_I965GM),
 223	.is_mobile = 1,
 
 
 
 224	.hws_needs_physical = 1,
 225	.has_snoop = false,
 226};
 227
 228static const struct intel_device_info g45_info = {
 229	GEN4_FEATURES,
 230	PLATFORM(INTEL_G45),
 231	.platform_engine_mask = BIT(RCS0) | BIT(VCS0),
 232	.gpu_reset_clobbers_display = false,
 233};
 234
 235static const struct intel_device_info gm45_info = {
 236	GEN4_FEATURES,
 237	PLATFORM(INTEL_GM45),
 238	.is_mobile = 1,
 
 
 239	.platform_engine_mask = BIT(RCS0) | BIT(VCS0),
 240	.gpu_reset_clobbers_display = false,
 241};
 242
 243#define GEN5_FEATURES \
 244	GEN(5), \
 
 
 
 245	.platform_engine_mask = BIT(RCS0) | BIT(VCS0), \
 246	.has_3d_pipeline = 1, \
 247	.has_snoop = true, \
 248	.has_coherent_ggtt = true, \
 249	/* ilk does support rc6, but we do not implement [power] contexts */ \
 250	.has_rc6 = 0, \
 251	.dma_mask_size = 36, \
 252	.max_pat_index = 3, \
 
 
 253	GEN_DEFAULT_PAGE_SIZES, \
 254	GEN_DEFAULT_REGIONS, \
 255	LEGACY_CACHELEVEL
 256
 257static const struct intel_device_info ilk_d_info = {
 258	GEN5_FEATURES,
 259	PLATFORM(INTEL_IRONLAKE),
 260};
 261
 262static const struct intel_device_info ilk_m_info = {
 263	GEN5_FEATURES,
 264	PLATFORM(INTEL_IRONLAKE),
 265	.is_mobile = 1,
 266	.has_rps = true,
 
 267};
 268
 269#define GEN6_FEATURES \
 270	GEN(6), \
 
 
 
 
 271	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), \
 272	.has_3d_pipeline = 1, \
 273	.has_coherent_ggtt = true, \
 274	.has_llc = 1, \
 275	.has_rc6 = 1, \
 276	/* snb does support rc6p, but enabling it causes various issues */ \
 277	.has_rc6p = 0, \
 278	.has_rps = true, \
 279	.dma_mask_size = 40, \
 280	.max_pat_index = 3, \
 281	.__runtime.ppgtt_type = INTEL_PPGTT_ALIASING, \
 282	.__runtime.ppgtt_size = 31, \
 
 
 283	GEN_DEFAULT_PAGE_SIZES, \
 284	GEN_DEFAULT_REGIONS, \
 285	LEGACY_CACHELEVEL
 286
 287#define SNB_D_PLATFORM \
 288	GEN6_FEATURES, \
 289	PLATFORM(INTEL_SANDYBRIDGE)
 290
 291static const struct intel_device_info snb_d_gt1_info = {
 292	SNB_D_PLATFORM,
 293	.gt = 1,
 294};
 295
 296static const struct intel_device_info snb_d_gt2_info = {
 297	SNB_D_PLATFORM,
 298	.gt = 2,
 299};
 300
 301#define SNB_M_PLATFORM \
 302	GEN6_FEATURES, \
 303	PLATFORM(INTEL_SANDYBRIDGE), \
 304	.is_mobile = 1
 305
 306
 307static const struct intel_device_info snb_m_gt1_info = {
 308	SNB_M_PLATFORM,
 309	.gt = 1,
 310};
 311
 312static const struct intel_device_info snb_m_gt2_info = {
 313	SNB_M_PLATFORM,
 314	.gt = 2,
 315};
 316
 317#define GEN7_FEATURES  \
 318	GEN(7), \
 
 
 
 
 319	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), \
 320	.has_3d_pipeline = 1, \
 321	.has_coherent_ggtt = true, \
 322	.has_llc = 1, \
 323	.has_rc6 = 1, \
 324	.has_rc6p = 1, \
 325	.has_reset_engine = true, \
 326	.has_rps = true, \
 327	.dma_mask_size = 40, \
 328	.max_pat_index = 3, \
 329	.__runtime.ppgtt_type = INTEL_PPGTT_ALIASING, \
 330	.__runtime.ppgtt_size = 31, \
 
 
 331	GEN_DEFAULT_PAGE_SIZES, \
 332	GEN_DEFAULT_REGIONS, \
 333	LEGACY_CACHELEVEL
 334
 335#define IVB_D_PLATFORM \
 336	GEN7_FEATURES, \
 337	PLATFORM(INTEL_IVYBRIDGE), \
 338	.has_l3_dpf = 1
 339
 340static const struct intel_device_info ivb_d_gt1_info = {
 341	IVB_D_PLATFORM,
 342	.gt = 1,
 343};
 344
 345static const struct intel_device_info ivb_d_gt2_info = {
 346	IVB_D_PLATFORM,
 347	.gt = 2,
 348};
 349
 350#define IVB_M_PLATFORM \
 351	GEN7_FEATURES, \
 352	PLATFORM(INTEL_IVYBRIDGE), \
 353	.is_mobile = 1, \
 354	.has_l3_dpf = 1
 355
 356static const struct intel_device_info ivb_m_gt1_info = {
 357	IVB_M_PLATFORM,
 358	.gt = 1,
 359};
 360
 361static const struct intel_device_info ivb_m_gt2_info = {
 362	IVB_M_PLATFORM,
 363	.gt = 2,
 364};
 365
 366static const struct intel_device_info ivb_q_info = {
 367	GEN7_FEATURES,
 368	PLATFORM(INTEL_IVYBRIDGE),
 369	.gt = 2,
 
 
 370	.has_l3_dpf = 1,
 371};
 372
 373static const struct intel_device_info vlv_info = {
 374	PLATFORM(INTEL_VALLEYVIEW),
 375	GEN(7),
 376	.is_lp = 1,
 
 
 377	.has_runtime_pm = 1,
 378	.has_rc6 = 1,
 379	.has_reset_engine = true,
 380	.has_rps = true,
 
 
 381	.dma_mask_size = 40,
 382	.max_pat_index = 3,
 383	.__runtime.ppgtt_type = INTEL_PPGTT_ALIASING,
 384	.__runtime.ppgtt_size = 31,
 385	.has_snoop = true,
 386	.has_coherent_ggtt = false,
 387	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0),
 
 
 
 
 388	GEN_DEFAULT_PAGE_SIZES,
 389	GEN_DEFAULT_REGIONS,
 390	LEGACY_CACHELEVEL,
 391};
 392
 393#define G75_FEATURES  \
 394	GEN7_FEATURES, \
 395	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), \
 
 
 
 
 
 
 
 396	.has_rc6p = 0 /* RC6p removed-by HSW */, \
 
 397	.has_runtime_pm = 1
 398
 399#define HSW_PLATFORM \
 400	G75_FEATURES, \
 401	PLATFORM(INTEL_HASWELL), \
 402	.has_l3_dpf = 1
 403
 404static const struct intel_device_info hsw_gt1_info = {
 405	HSW_PLATFORM,
 406	.gt = 1,
 407};
 408
 409static const struct intel_device_info hsw_gt2_info = {
 410	HSW_PLATFORM,
 411	.gt = 2,
 412};
 413
 414static const struct intel_device_info hsw_gt3_info = {
 415	HSW_PLATFORM,
 416	.gt = 3,
 417};
 418
 419#define GEN8_FEATURES \
 420	G75_FEATURES, \
 421	GEN(8), \
 422	.has_logical_ring_contexts = 1, \
 423	.dma_mask_size = 39, \
 424	.__runtime.ppgtt_type = INTEL_PPGTT_FULL, \
 425	.__runtime.ppgtt_size = 48, \
 426	.has_64bit_reloc = 1
 427
 428#define BDW_PLATFORM \
 429	GEN8_FEATURES, \
 430	PLATFORM(INTEL_BROADWELL)
 431
 432static const struct intel_device_info bdw_gt1_info = {
 433	BDW_PLATFORM,
 434	.gt = 1,
 435};
 436
 437static const struct intel_device_info bdw_gt2_info = {
 438	BDW_PLATFORM,
 439	.gt = 2,
 440};
 441
 442static const struct intel_device_info bdw_rsvd_info = {
 443	BDW_PLATFORM,
 444	.gt = 3,
 445	/* According to the device ID those devices are GT3, they were
 446	 * previously treated as not GT3, keep it like that.
 447	 */
 448};
 449
 450static const struct intel_device_info bdw_gt3_info = {
 451	BDW_PLATFORM,
 452	.gt = 3,
 453	.platform_engine_mask =
 454		BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1),
 455};
 456
 457static const struct intel_device_info chv_info = {
 458	PLATFORM(INTEL_CHERRYVIEW),
 459	GEN(8),
 
 
 
 460	.is_lp = 1,
 461	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0),
 462	.has_64bit_reloc = 1,
 463	.has_runtime_pm = 1,
 464	.has_rc6 = 1,
 465	.has_rps = true,
 466	.has_logical_ring_contexts = 1,
 
 467	.dma_mask_size = 39,
 468	.max_pat_index = 3,
 469	.__runtime.ppgtt_type = INTEL_PPGTT_FULL,
 470	.__runtime.ppgtt_size = 32,
 471	.has_reset_engine = 1,
 472	.has_snoop = true,
 473	.has_coherent_ggtt = false,
 
 
 
 
 474	GEN_DEFAULT_PAGE_SIZES,
 475	GEN_DEFAULT_REGIONS,
 476	LEGACY_CACHELEVEL,
 477};
 478
 479#define GEN9_DEFAULT_PAGE_SIZES \
 480	.__runtime.page_sizes = I915_GTT_PAGE_SIZE_4K | \
 481		I915_GTT_PAGE_SIZE_64K
 482
 483#define GEN9_FEATURES \
 484	GEN8_FEATURES, \
 485	GEN(9), \
 486	GEN9_DEFAULT_PAGE_SIZES, \
 487	.has_gt_uc = 1
 
 
 
 
 
 488
 489#define SKL_PLATFORM \
 490	GEN9_FEATURES, \
 491	PLATFORM(INTEL_SKYLAKE)
 492
 493static const struct intel_device_info skl_gt1_info = {
 494	SKL_PLATFORM,
 495	.gt = 1,
 496};
 497
 498static const struct intel_device_info skl_gt2_info = {
 499	SKL_PLATFORM,
 500	.gt = 2,
 501};
 502
 503#define SKL_GT3_PLUS_PLATFORM \
 504	SKL_PLATFORM, \
 505	.platform_engine_mask = \
 506		BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1)
 507
 508
 509static const struct intel_device_info skl_gt3_info = {
 510	SKL_GT3_PLUS_PLATFORM,
 511	.gt = 3,
 512};
 513
 514static const struct intel_device_info skl_gt4_info = {
 515	SKL_GT3_PLUS_PLATFORM,
 516	.gt = 4,
 517};
 518
 519#define GEN9_LP_FEATURES \
 520	GEN(9), \
 521	.is_lp = 1, \
 
 
 522	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), \
 523	.has_3d_pipeline = 1, \
 
 
 
 524	.has_64bit_reloc = 1, \
 
 
 
 
 
 
 525	.has_runtime_pm = 1, \
 
 526	.has_rc6 = 1, \
 527	.has_rps = true, \
 
 528	.has_logical_ring_contexts = 1, \
 529	.has_gt_uc = 1, \
 530	.dma_mask_size = 39, \
 531	.__runtime.ppgtt_type = INTEL_PPGTT_FULL, \
 532	.__runtime.ppgtt_size = 48, \
 533	.has_reset_engine = 1, \
 534	.has_snoop = true, \
 535	.has_coherent_ggtt = false, \
 536	.max_pat_index = 3, \
 
 
 
 537	GEN9_DEFAULT_PAGE_SIZES, \
 538	GEN_DEFAULT_REGIONS, \
 539	LEGACY_CACHELEVEL
 540
 541static const struct intel_device_info bxt_info = {
 542	GEN9_LP_FEATURES,
 543	PLATFORM(INTEL_BROXTON),
 
 544};
 545
 546static const struct intel_device_info glk_info = {
 547	GEN9_LP_FEATURES,
 548	PLATFORM(INTEL_GEMINILAKE),
 
 
 
 549};
 550
 551#define KBL_PLATFORM \
 552	GEN9_FEATURES, \
 553	PLATFORM(INTEL_KABYLAKE)
 554
 555static const struct intel_device_info kbl_gt1_info = {
 556	KBL_PLATFORM,
 557	.gt = 1,
 558};
 559
 560static const struct intel_device_info kbl_gt2_info = {
 561	KBL_PLATFORM,
 562	.gt = 2,
 563};
 564
 565static const struct intel_device_info kbl_gt3_info = {
 566	KBL_PLATFORM,
 567	.gt = 3,
 568	.platform_engine_mask =
 569		BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1),
 570};
 571
 572#define CFL_PLATFORM \
 573	GEN9_FEATURES, \
 574	PLATFORM(INTEL_COFFEELAKE)
 575
 576static const struct intel_device_info cfl_gt1_info = {
 577	CFL_PLATFORM,
 578	.gt = 1,
 579};
 580
 581static const struct intel_device_info cfl_gt2_info = {
 582	CFL_PLATFORM,
 583	.gt = 2,
 584};
 585
 586static const struct intel_device_info cfl_gt3_info = {
 587	CFL_PLATFORM,
 588	.gt = 3,
 589	.platform_engine_mask =
 590		BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1),
 591};
 592
 593#define CML_PLATFORM \
 594	GEN9_FEATURES, \
 595	PLATFORM(INTEL_COMETLAKE)
 596
 597static const struct intel_device_info cml_gt1_info = {
 598	CML_PLATFORM,
 599	.gt = 1,
 600};
 601
 602static const struct intel_device_info cml_gt2_info = {
 603	CML_PLATFORM,
 604	.gt = 2,
 605};
 606
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 607#define GEN11_DEFAULT_PAGE_SIZES \
 608	.__runtime.page_sizes = I915_GTT_PAGE_SIZE_4K | \
 609		I915_GTT_PAGE_SIZE_64K |		\
 610		I915_GTT_PAGE_SIZE_2M
 611
 612#define GEN11_FEATURES \
 613	GEN9_FEATURES, \
 614	GEN11_DEFAULT_PAGE_SIZES, \
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 615	GEN(11), \
 616	.has_coherent_ggtt = false, \
 617	.has_logical_ring_elsq = 1
 
 
 618
 619static const struct intel_device_info icl_info = {
 620	GEN11_FEATURES,
 621	PLATFORM(INTEL_ICELAKE),
 622	.platform_engine_mask =
 623		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
 624};
 625
 626static const struct intel_device_info ehl_info = {
 627	GEN11_FEATURES,
 628	PLATFORM(INTEL_ELKHARTLAKE),
 
 629	.platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(VCS0) | BIT(VECS0),
 630	.__runtime.ppgtt_size = 36,
 631};
 632
 633static const struct intel_device_info jsl_info = {
 634	GEN11_FEATURES,
 635	PLATFORM(INTEL_JASPERLAKE),
 
 636	.platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(VCS0) | BIT(VECS0),
 637	.__runtime.ppgtt_size = 36,
 638};
 639
 640#define GEN12_FEATURES \
 641	GEN11_FEATURES, \
 642	GEN(12), \
 643	TGL_CACHELEVEL, \
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 644	.has_global_mocs = 1, \
 645	.has_pxp = 1, \
 646	.max_pat_index = 3
 647
 648static const struct intel_device_info tgl_info = {
 649	GEN12_FEATURES,
 650	PLATFORM(INTEL_TIGERLAKE),
 
 651	.platform_engine_mask =
 652		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
 653};
 654
 655static const struct intel_device_info rkl_info = {
 656	GEN12_FEATURES,
 657	PLATFORM(INTEL_ROCKETLAKE),
 
 
 
 
 
 
 658	.platform_engine_mask =
 659		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0),
 660};
 661
 662#define DGFX_FEATURES \
 663	.memory_regions = REGION_SMEM | REGION_LMEM | REGION_STOLEN_LMEM, \
 
 664	.has_llc = 0, \
 665	.has_pxp = 0, \
 666	.has_snoop = 1, \
 667	.is_dgfx = 1, \
 668	.has_heci_gscfi = 1
 669
 670static const struct intel_device_info dg1_info = {
 671	GEN12_FEATURES,
 672	DGFX_FEATURES,
 673	.__runtime.graphics.ip.rel = 10,
 674	PLATFORM(INTEL_DG1),
 
 675	.require_force_probe = 1,
 676	.platform_engine_mask =
 677		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) |
 678		BIT(VCS0) | BIT(VCS2),
 679	/* Wa_16011227922 */
 680	.__runtime.ppgtt_size = 47,
 681};
 682
 683static const struct intel_device_info adl_s_info = {
 684	GEN12_FEATURES,
 685	PLATFORM(INTEL_ALDERLAKE_S),
 
 
 
 
 686	.platform_engine_mask =
 687		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
 688	.dma_mask_size = 39,
 689};
 690
 
 
 
 
 
 
 
 
 
 
 691static const struct intel_device_info adl_p_info = {
 692	GEN12_FEATURES,
 
 693	PLATFORM(INTEL_ALDERLAKE_P),
 
 
 
 694	.platform_engine_mask =
 695		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
 696	.__runtime.ppgtt_size = 48,
 697	.dma_mask_size = 39,
 698};
 699
 700#undef GEN
 701
 702#define XE_HP_PAGE_SIZES \
 703	.__runtime.page_sizes = I915_GTT_PAGE_SIZE_4K | \
 704		I915_GTT_PAGE_SIZE_64K |		\
 705		I915_GTT_PAGE_SIZE_2M
 706
 707#define XE_HP_FEATURES \
 708	.__runtime.graphics.ip.ver = 12, \
 709	.__runtime.graphics.ip.rel = 50, \
 710	XE_HP_PAGE_SIZES, \
 711	TGL_CACHELEVEL, \
 712	.dma_mask_size = 46, \
 713	.has_3d_pipeline = 1, \
 714	.has_64bit_reloc = 1, \
 715	.has_flat_ccs = 1, \
 716	.has_global_mocs = 1, \
 717	.has_gt_uc = 1, \
 718	.has_llc = 1, \
 719	.has_logical_ring_contexts = 1, \
 720	.has_logical_ring_elsq = 1, \
 721	.has_mslice_steering = 1, \
 722	.has_oa_bpc_reporting = 1, \
 723	.has_oa_slice_contrib_limits = 1, \
 724	.has_oam = 1, \
 725	.has_rc6 = 1, \
 726	.has_reset_engine = 1, \
 727	.has_rps = 1, \
 728	.has_runtime_pm = 1, \
 729	.max_pat_index = 3, \
 730	.__runtime.ppgtt_size = 48, \
 731	.__runtime.ppgtt_type = INTEL_PPGTT_FULL
 732
 733#define XE_HPM_FEATURES \
 734	.__runtime.media.ip.ver = 12, \
 735	.__runtime.media.ip.rel = 50
 736
 737__maybe_unused
 738static const struct intel_device_info xehpsdv_info = {
 739	XE_HP_FEATURES,
 740	XE_HPM_FEATURES,
 741	DGFX_FEATURES,
 742	PLATFORM(INTEL_XEHPSDV),
 743	.has_64k_pages = 1,
 744	.has_media_ratio_mode = 1,
 745	.platform_engine_mask =
 746		BIT(RCS0) | BIT(BCS0) |
 747		BIT(VECS0) | BIT(VECS1) | BIT(VECS2) | BIT(VECS3) |
 748		BIT(VCS0) | BIT(VCS1) | BIT(VCS2) | BIT(VCS3) |
 749		BIT(VCS4) | BIT(VCS5) | BIT(VCS6) | BIT(VCS7) |
 750		BIT(CCS0) | BIT(CCS1) | BIT(CCS2) | BIT(CCS3),
 751	.require_force_probe = 1,
 752};
 753
 754#define DG2_FEATURES \
 755	XE_HP_FEATURES, \
 756	XE_HPM_FEATURES, \
 757	DGFX_FEATURES, \
 758	.__runtime.graphics.ip.rel = 55, \
 759	.__runtime.media.ip.rel = 55, \
 760	PLATFORM(INTEL_DG2), \
 761	.has_64k_pages = 1, \
 762	.has_guc_deprivilege = 1, \
 763	.has_heci_pxp = 1, \
 764	.has_media_ratio_mode = 1, \
 765	.platform_engine_mask = \
 766		BIT(RCS0) | BIT(BCS0) | \
 767		BIT(VECS0) | BIT(VECS1) | \
 768		BIT(VCS0) | BIT(VCS2) | \
 769		BIT(CCS0) | BIT(CCS1) | BIT(CCS2) | BIT(CCS3)
 770
 771static const struct intel_device_info dg2_info = {
 772	DG2_FEATURES,
 773};
 774
 775static const struct intel_device_info ats_m_info = {
 776	DG2_FEATURES,
 777	.require_force_probe = 1,
 778	.tuning_thread_rr_after_dep = 1,
 779};
 780
 781#define XE_HPC_FEATURES \
 782	XE_HP_FEATURES, \
 783	.dma_mask_size = 52, \
 784	.has_3d_pipeline = 0, \
 785	.has_guc_deprivilege = 1, \
 786	.has_l3_ccs_read = 1, \
 787	.has_mslice_steering = 0, \
 788	.has_one_eu_per_fuse_bit = 1
 789
 790__maybe_unused
 791static const struct intel_device_info pvc_info = {
 792	XE_HPC_FEATURES,
 793	XE_HPM_FEATURES,
 794	DGFX_FEATURES,
 795	.__runtime.graphics.ip.rel = 60,
 796	.__runtime.media.ip.rel = 60,
 797	PLATFORM(INTEL_PONTEVECCHIO),
 798	.has_flat_ccs = 0,
 799	.max_pat_index = 7,
 800	.platform_engine_mask =
 801		BIT(BCS0) |
 802		BIT(VCS0) |
 803		BIT(CCS0) | BIT(CCS1) | BIT(CCS2) | BIT(CCS3),
 804	.require_force_probe = 1,
 805	PVC_CACHELEVEL,
 806};
 807
 808static const struct intel_gt_definition xelpmp_extra_gt[] = {
 809	{
 810		.type = GT_MEDIA,
 811		.name = "Standalone Media GT",
 812		.gsi_offset = MTL_MEDIA_GSI_BASE,
 813		.engine_mask = BIT(VECS0) | BIT(VCS0) | BIT(VCS2) | BIT(GSC0),
 814	},
 815	{}
 816};
 817
 818static const struct intel_device_info mtl_info = {
 819	XE_HP_FEATURES,
 820	/*
 821	 * Real graphics IP version will be obtained from hardware GMD_ID
 822	 * register.  Value provided here is just for sanity checking.
 823	 */
 824	.__runtime.graphics.ip.ver = 12,
 825	.__runtime.graphics.ip.rel = 70,
 826	.__runtime.media.ip.ver = 13,
 827	PLATFORM(INTEL_METEORLAKE),
 828	.extra_gt_list = xelpmp_extra_gt,
 829	.has_flat_ccs = 0,
 830	.has_gmd_id = 1,
 831	.has_guc_deprivilege = 1,
 832	.has_guc_tlb_invalidation = 1,
 833	.has_llc = 0,
 834	.has_mslice_steering = 0,
 835	.has_snoop = 1,
 836	.max_pat_index = 4,
 837	.has_pxp = 1,
 838	.memory_regions = REGION_SMEM | REGION_STOLEN_LMEM,
 839	.platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(CCS0),
 840	MTL_CACHELEVEL,
 841};
 842
 843#undef PLATFORM
 844
 845/*
 846 * Make sure any device matches here are from most specific to most
 847 * general.  For example, since the Quanta match is based on the subsystem
 848 * and subvendor IDs, we need it to come before the more general IVB
 849 * PCI ID matches, otherwise we'll use the wrong info struct above.
 850 */
 851static const struct pci_device_id pciidlist[] = {
 852	INTEL_I830_IDS(&i830_info),
 853	INTEL_I845G_IDS(&i845g_info),
 854	INTEL_I85X_IDS(&i85x_info),
 855	INTEL_I865G_IDS(&i865g_info),
 856	INTEL_I915G_IDS(&i915g_info),
 857	INTEL_I915GM_IDS(&i915gm_info),
 858	INTEL_I945G_IDS(&i945g_info),
 859	INTEL_I945GM_IDS(&i945gm_info),
 860	INTEL_I965G_IDS(&i965g_info),
 861	INTEL_G33_IDS(&g33_info),
 862	INTEL_I965GM_IDS(&i965gm_info),
 863	INTEL_GM45_IDS(&gm45_info),
 864	INTEL_G45_IDS(&g45_info),
 865	INTEL_PINEVIEW_G_IDS(&pnv_g_info),
 866	INTEL_PINEVIEW_M_IDS(&pnv_m_info),
 867	INTEL_IRONLAKE_D_IDS(&ilk_d_info),
 868	INTEL_IRONLAKE_M_IDS(&ilk_m_info),
 869	INTEL_SNB_D_GT1_IDS(&snb_d_gt1_info),
 870	INTEL_SNB_D_GT2_IDS(&snb_d_gt2_info),
 871	INTEL_SNB_M_GT1_IDS(&snb_m_gt1_info),
 872	INTEL_SNB_M_GT2_IDS(&snb_m_gt2_info),
 873	INTEL_IVB_Q_IDS(&ivb_q_info), /* must be first IVB */
 874	INTEL_IVB_M_GT1_IDS(&ivb_m_gt1_info),
 875	INTEL_IVB_M_GT2_IDS(&ivb_m_gt2_info),
 876	INTEL_IVB_D_GT1_IDS(&ivb_d_gt1_info),
 877	INTEL_IVB_D_GT2_IDS(&ivb_d_gt2_info),
 878	INTEL_HSW_GT1_IDS(&hsw_gt1_info),
 879	INTEL_HSW_GT2_IDS(&hsw_gt2_info),
 880	INTEL_HSW_GT3_IDS(&hsw_gt3_info),
 881	INTEL_VLV_IDS(&vlv_info),
 882	INTEL_BDW_GT1_IDS(&bdw_gt1_info),
 883	INTEL_BDW_GT2_IDS(&bdw_gt2_info),
 884	INTEL_BDW_GT3_IDS(&bdw_gt3_info),
 885	INTEL_BDW_RSVD_IDS(&bdw_rsvd_info),
 886	INTEL_CHV_IDS(&chv_info),
 887	INTEL_SKL_GT1_IDS(&skl_gt1_info),
 888	INTEL_SKL_GT2_IDS(&skl_gt2_info),
 889	INTEL_SKL_GT3_IDS(&skl_gt3_info),
 890	INTEL_SKL_GT4_IDS(&skl_gt4_info),
 891	INTEL_BXT_IDS(&bxt_info),
 892	INTEL_GLK_IDS(&glk_info),
 893	INTEL_KBL_GT1_IDS(&kbl_gt1_info),
 894	INTEL_KBL_GT2_IDS(&kbl_gt2_info),
 895	INTEL_KBL_GT3_IDS(&kbl_gt3_info),
 896	INTEL_KBL_GT4_IDS(&kbl_gt3_info),
 897	INTEL_AML_KBL_GT2_IDS(&kbl_gt2_info),
 898	INTEL_CFL_S_GT1_IDS(&cfl_gt1_info),
 899	INTEL_CFL_S_GT2_IDS(&cfl_gt2_info),
 900	INTEL_CFL_H_GT1_IDS(&cfl_gt1_info),
 901	INTEL_CFL_H_GT2_IDS(&cfl_gt2_info),
 902	INTEL_CFL_U_GT2_IDS(&cfl_gt2_info),
 903	INTEL_CFL_U_GT3_IDS(&cfl_gt3_info),
 904	INTEL_WHL_U_GT1_IDS(&cfl_gt1_info),
 905	INTEL_WHL_U_GT2_IDS(&cfl_gt2_info),
 906	INTEL_AML_CFL_GT2_IDS(&cfl_gt2_info),
 907	INTEL_WHL_U_GT3_IDS(&cfl_gt3_info),
 908	INTEL_CML_GT1_IDS(&cml_gt1_info),
 909	INTEL_CML_GT2_IDS(&cml_gt2_info),
 910	INTEL_CML_U_GT1_IDS(&cml_gt1_info),
 911	INTEL_CML_U_GT2_IDS(&cml_gt2_info),
 
 912	INTEL_ICL_11_IDS(&icl_info),
 913	INTEL_EHL_IDS(&ehl_info),
 914	INTEL_JSL_IDS(&jsl_info),
 915	INTEL_TGL_12_IDS(&tgl_info),
 916	INTEL_RKL_IDS(&rkl_info),
 917	INTEL_ADLS_IDS(&adl_s_info),
 918	INTEL_ADLP_IDS(&adl_p_info),
 919	INTEL_ADLN_IDS(&adl_p_info),
 920	INTEL_DG1_IDS(&dg1_info),
 921	INTEL_RPLS_IDS(&adl_s_info),
 922	INTEL_RPLP_IDS(&adl_p_info),
 923	INTEL_DG2_IDS(&dg2_info),
 924	INTEL_ATS_M_IDS(&ats_m_info),
 925	INTEL_MTL_IDS(&mtl_info),
 926	{}
 927};
 928MODULE_DEVICE_TABLE(pci, pciidlist);
 929
 930static void i915_pci_remove(struct pci_dev *pdev)
 931{
 932	struct drm_i915_private *i915;
 933
 934	i915 = pci_get_drvdata(pdev);
 935	if (!i915) /* driver load aborted, nothing to cleanup */
 936		return;
 937
 938	i915_driver_remove(i915);
 939	pci_set_drvdata(pdev, NULL);
 940}
 941
 942/* is device_id present in comma separated list of ids */
 943static bool device_id_in_list(u16 device_id, const char *devices, bool negative)
 944{
 945	char *s, *p, *tok;
 946	bool ret;
 947
 948	if (!devices || !*devices)
 949		return false;
 950
 951	/* match everything */
 952	if (negative && strcmp(devices, "!*") == 0)
 953		return true;
 954	if (!negative && strcmp(devices, "*") == 0)
 955		return true;
 956
 957	s = kstrdup(devices, GFP_KERNEL);
 958	if (!s)
 959		return false;
 960
 961	for (p = s, ret = false; (tok = strsep(&p, ",")) != NULL; ) {
 962		u16 val;
 963
 964		if (negative && tok[0] == '!')
 965			tok++;
 966		else if ((negative && tok[0] != '!') ||
 967			 (!negative && tok[0] == '!'))
 968			continue;
 969
 970		if (kstrtou16(tok, 16, &val) == 0 && val == device_id) {
 971			ret = true;
 972			break;
 973		}
 974	}
 975
 976	kfree(s);
 977
 978	return ret;
 979}
 980
 981static bool id_forced(u16 device_id)
 982{
 983	return device_id_in_list(device_id, i915_modparams.force_probe, false);
 984}
 985
 986static bool id_blocked(u16 device_id)
 987{
 988	return device_id_in_list(device_id, i915_modparams.force_probe, true);
 989}
 990
 991bool i915_pci_resource_valid(struct pci_dev *pdev, int bar)
 992{
 993	if (!pci_resource_flags(pdev, bar))
 994		return false;
 995
 996	if (pci_resource_flags(pdev, bar) & IORESOURCE_UNSET)
 997		return false;
 998
 999	if (!pci_resource_len(pdev, bar))
1000		return false;
1001
1002	return true;
1003}
1004
1005static bool intel_mmio_bar_valid(struct pci_dev *pdev, struct intel_device_info *intel_info)
1006{
1007	return i915_pci_resource_valid(pdev, intel_mmio_bar(intel_info->__runtime.graphics.ip.ver));
1008}
1009
1010static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
1011{
1012	struct intel_device_info *intel_info =
1013		(struct intel_device_info *) ent->driver_data;
1014	int err;
1015
1016	if (intel_info->require_force_probe && !id_forced(pdev->device)) {
 
1017		dev_info(&pdev->dev,
1018			 "Your graphics device %04x is not properly supported by i915 in this\n"
1019			 "kernel version. To force driver probe anyway, use i915.force_probe=%04x\n"
1020			 "module parameter or CONFIG_DRM_I915_FORCE_PROBE=%04x configuration option,\n"
1021			 "or (recommended) check for kernel updates.\n",
1022			 pdev->device, pdev->device, pdev->device);
1023		return -ENODEV;
1024	}
1025
1026	if (id_blocked(pdev->device)) {
1027		dev_info(&pdev->dev, "I915 probe blocked for Device ID %04x.\n",
1028			 pdev->device);
1029		return -ENODEV;
1030	}
1031
1032	if (intel_info->require_force_probe) {
1033		dev_info(&pdev->dev, "Force probing unsupported Device ID %04x, tainting kernel\n",
1034			 pdev->device);
1035		add_taint(TAINT_USER, LOCKDEP_STILL_OK);
1036	}
1037
1038	/* Only bind to function 0 of the device. Early generations
1039	 * used function 1 as a placeholder for multi-head. This causes
1040	 * us confusion instead, especially on the systems where both
1041	 * functions have the same PCI-ID!
1042	 */
1043	if (PCI_FUNC(pdev->devfn))
1044		return -ENODEV;
1045
1046	if (!intel_mmio_bar_valid(pdev, intel_info))
1047		return -ENXIO;
1048
1049	/* Detect if we need to wait for other drivers early on */
1050	if (intel_display_driver_probe_defer(pdev))
1051		return -EPROBE_DEFER;
1052
1053	err = i915_driver_probe(pdev, ent);
1054	if (err)
1055		return err;
1056
1057	if (i915_inject_probe_failure(pci_get_drvdata(pdev))) {
1058		i915_pci_remove(pdev);
1059		return -ENODEV;
1060	}
1061
1062	err = i915_live_selftests(pdev);
1063	if (err) {
1064		i915_pci_remove(pdev);
1065		return err > 0 ? -ENOTTY : err;
1066	}
1067
1068	err = i915_perf_selftests(pdev);
1069	if (err) {
1070		i915_pci_remove(pdev);
1071		return err > 0 ? -ENOTTY : err;
1072	}
1073
1074	return 0;
1075}
1076
1077static void i915_pci_shutdown(struct pci_dev *pdev)
1078{
1079	struct drm_i915_private *i915 = pci_get_drvdata(pdev);
1080
1081	i915_driver_shutdown(i915);
1082}
1083
1084static struct pci_driver i915_pci_driver = {
1085	.name = DRIVER_NAME,
1086	.id_table = pciidlist,
1087	.probe = i915_pci_probe,
1088	.remove = i915_pci_remove,
1089	.shutdown = i915_pci_shutdown,
1090	.driver.pm = &i915_pm_ops,
1091};
1092
1093int i915_pci_register_driver(void)
1094{
1095	return pci_register_driver(&i915_pci_driver);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1096}
1097
1098void i915_pci_unregister_driver(void)
1099{
 
 
 
 
1100	pci_unregister_driver(&i915_pci_driver);
 
 
1101}