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/intel/i915_pciids.h>
28 
29 #include "display/intel_display_driver.h"
30 #include "gt/intel_gt_regs.h"
31 #include "gt/intel_sa_media.h"
32 #include "gem/i915_gem_object_types.h"
33 
34 #include "i915_driver.h"
35 #include "i915_drv.h"
36 #include "i915_pci.h"
37 #include "i915_reg.h"
38 #include "intel_pci_config.h"
39 
40 __diag_push();
41 __diag_ignore_all("-Woverride-init", "Allow field initialization overrides for device info");
42 
43 #define PLATFORM(x) .platform = (x)
44 #define GEN(x) \
45 	.__runtime.graphics.ip.ver = (x), \
46 	.__runtime.media.ip.ver = (x)
47 
48 #define LEGACY_CACHELEVEL \
49 	.cachelevel_to_pat = { \
50 		[I915_CACHE_NONE]   = 0, \
51 		[I915_CACHE_LLC]    = 1, \
52 		[I915_CACHE_L3_LLC] = 2, \
53 		[I915_CACHE_WT]     = 3, \
54 	}
55 
56 #define TGL_CACHELEVEL \
57 	.cachelevel_to_pat = { \
58 		[I915_CACHE_NONE]   = 3, \
59 		[I915_CACHE_LLC]    = 0, \
60 		[I915_CACHE_L3_LLC] = 0, \
61 		[I915_CACHE_WT]     = 2, \
62 	}
63 
64 #define MTL_CACHELEVEL \
65 	.cachelevel_to_pat = { \
66 		[I915_CACHE_NONE]   = 2, \
67 		[I915_CACHE_LLC]    = 3, \
68 		[I915_CACHE_L3_LLC] = 3, \
69 		[I915_CACHE_WT]     = 1, \
70 	}
71 
72 /* Keep in gen based order, and chronological order within a gen */
73 
74 #define GEN_DEFAULT_PAGE_SIZES \
75 	.__runtime.page_sizes = I915_GTT_PAGE_SIZE_4K
76 
77 #define GEN_DEFAULT_REGIONS \
78 	.memory_regions = BIT(INTEL_REGION_SMEM) | BIT(INTEL_REGION_STOLEN_SMEM)
79 
80 #define I830_FEATURES \
81 	GEN(2), \
82 	.is_mobile = 1, \
83 	.gpu_reset_clobbers_display = true, \
84 	.has_3d_pipeline = 1, \
85 	.hws_needs_physical = 1, \
86 	.unfenced_needs_alignment = 1, \
87 	.platform_engine_mask = BIT(RCS0), \
88 	.has_snoop = true, \
89 	.has_coherent_ggtt = false, \
90 	.dma_mask_size = 32, \
91 	.max_pat_index = 3, \
92 	GEN_DEFAULT_PAGE_SIZES, \
93 	GEN_DEFAULT_REGIONS, \
94 	LEGACY_CACHELEVEL
95 
96 #define I845_FEATURES \
97 	GEN(2), \
98 	.has_3d_pipeline = 1, \
99 	.gpu_reset_clobbers_display = true, \
100 	.hws_needs_physical = 1, \
101 	.unfenced_needs_alignment = 1, \
102 	.platform_engine_mask = BIT(RCS0), \
103 	.has_snoop = true, \
104 	.has_coherent_ggtt = false, \
105 	.dma_mask_size = 32, \
106 	.max_pat_index = 3, \
107 	GEN_DEFAULT_PAGE_SIZES, \
108 	GEN_DEFAULT_REGIONS, \
109 	LEGACY_CACHELEVEL
110 
111 static const struct intel_device_info i830_info = {
112 	I830_FEATURES,
113 	PLATFORM(INTEL_I830),
114 };
115 
116 static const struct intel_device_info i845g_info = {
117 	I845_FEATURES,
118 	PLATFORM(INTEL_I845G),
119 };
120 
121 static const struct intel_device_info i85x_info = {
122 	I830_FEATURES,
123 	PLATFORM(INTEL_I85X),
124 };
125 
126 static const struct intel_device_info i865g_info = {
127 	I845_FEATURES,
128 	PLATFORM(INTEL_I865G),
129 };
130 
131 #define GEN3_FEATURES \
132 	GEN(3), \
133 	.gpu_reset_clobbers_display = true, \
134 	.platform_engine_mask = BIT(RCS0), \
135 	.has_3d_pipeline = 1, \
136 	.has_snoop = true, \
137 	.has_coherent_ggtt = true, \
138 	.dma_mask_size = 32, \
139 	.max_pat_index = 3, \
140 	GEN_DEFAULT_PAGE_SIZES, \
141 	GEN_DEFAULT_REGIONS, \
142 	LEGACY_CACHELEVEL
143 
144 static const struct intel_device_info i915g_info = {
145 	GEN3_FEATURES,
146 	PLATFORM(INTEL_I915G),
147 	.has_coherent_ggtt = false,
148 	.hws_needs_physical = 1,
149 	.unfenced_needs_alignment = 1,
150 };
151 
152 static const struct intel_device_info i915gm_info = {
153 	GEN3_FEATURES,
154 	PLATFORM(INTEL_I915GM),
155 	.is_mobile = 1,
156 	.hws_needs_physical = 1,
157 	.unfenced_needs_alignment = 1,
158 };
159 
160 static const struct intel_device_info i945g_info = {
161 	GEN3_FEATURES,
162 	PLATFORM(INTEL_I945G),
163 	.hws_needs_physical = 1,
164 	.unfenced_needs_alignment = 1,
165 };
166 
167 static const struct intel_device_info i945gm_info = {
168 	GEN3_FEATURES,
169 	PLATFORM(INTEL_I945GM),
170 	.is_mobile = 1,
171 	.hws_needs_physical = 1,
172 	.unfenced_needs_alignment = 1,
173 };
174 
175 static const struct intel_device_info g33_info = {
176 	GEN3_FEATURES,
177 	PLATFORM(INTEL_G33),
178 	.dma_mask_size = 36,
179 };
180 
181 static const struct intel_device_info pnv_g_info = {
182 	GEN3_FEATURES,
183 	PLATFORM(INTEL_PINEVIEW),
184 	.dma_mask_size = 36,
185 };
186 
187 static const struct intel_device_info pnv_m_info = {
188 	GEN3_FEATURES,
189 	PLATFORM(INTEL_PINEVIEW),
190 	.is_mobile = 1,
191 	.dma_mask_size = 36,
192 };
193 
194 #define GEN4_FEATURES \
195 	GEN(4), \
196 	.gpu_reset_clobbers_display = true, \
197 	.platform_engine_mask = BIT(RCS0), \
198 	.has_3d_pipeline = 1, \
199 	.has_snoop = true, \
200 	.has_coherent_ggtt = true, \
201 	.dma_mask_size = 36, \
202 	.max_pat_index = 3, \
203 	GEN_DEFAULT_PAGE_SIZES, \
204 	GEN_DEFAULT_REGIONS, \
205 	LEGACY_CACHELEVEL
206 
207 static const struct intel_device_info i965g_info = {
208 	GEN4_FEATURES,
209 	PLATFORM(INTEL_I965G),
210 	.hws_needs_physical = 1,
211 	.has_snoop = false,
212 };
213 
214 static const struct intel_device_info i965gm_info = {
215 	GEN4_FEATURES,
216 	PLATFORM(INTEL_I965GM),
217 	.is_mobile = 1,
218 	.hws_needs_physical = 1,
219 	.has_snoop = false,
220 };
221 
222 static const struct intel_device_info g45_info = {
223 	GEN4_FEATURES,
224 	PLATFORM(INTEL_G45),
225 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0),
226 	.gpu_reset_clobbers_display = false,
227 };
228 
229 static const struct intel_device_info gm45_info = {
230 	GEN4_FEATURES,
231 	PLATFORM(INTEL_GM45),
232 	.is_mobile = 1,
233 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0),
234 	.gpu_reset_clobbers_display = false,
235 };
236 
237 #define GEN5_FEATURES \
238 	GEN(5), \
239 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0), \
240 	.has_3d_pipeline = 1, \
241 	.has_snoop = true, \
242 	.has_coherent_ggtt = true, \
243 	/* ilk does support rc6, but we do not implement [power] contexts */ \
244 	.has_rc6 = 0, \
245 	.dma_mask_size = 36, \
246 	.max_pat_index = 3, \
247 	GEN_DEFAULT_PAGE_SIZES, \
248 	GEN_DEFAULT_REGIONS, \
249 	LEGACY_CACHELEVEL
250 
251 static const struct intel_device_info ilk_d_info = {
252 	GEN5_FEATURES,
253 	PLATFORM(INTEL_IRONLAKE),
254 };
255 
256 static const struct intel_device_info ilk_m_info = {
257 	GEN5_FEATURES,
258 	PLATFORM(INTEL_IRONLAKE),
259 	.is_mobile = 1,
260 	.has_rps = true,
261 };
262 
263 #define GEN6_FEATURES \
264 	GEN(6), \
265 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), \
266 	.has_3d_pipeline = 1, \
267 	.has_coherent_ggtt = true, \
268 	.has_llc = 1, \
269 	.has_rc6 = 1, \
270 	/* snb does support rc6p, but enabling it causes various issues */ \
271 	.has_rc6p = 0, \
272 	.has_rps = true, \
273 	.dma_mask_size = 40, \
274 	.max_pat_index = 3, \
275 	.__runtime.ppgtt_type = INTEL_PPGTT_ALIASING, \
276 	.__runtime.ppgtt_size = 31, \
277 	GEN_DEFAULT_PAGE_SIZES, \
278 	GEN_DEFAULT_REGIONS, \
279 	LEGACY_CACHELEVEL
280 
281 #define SNB_D_PLATFORM \
282 	GEN6_FEATURES, \
283 	PLATFORM(INTEL_SANDYBRIDGE)
284 
285 static const struct intel_device_info snb_d_gt1_info = {
286 	SNB_D_PLATFORM,
287 	.gt = 1,
288 };
289 
290 static const struct intel_device_info snb_d_gt2_info = {
291 	SNB_D_PLATFORM,
292 	.gt = 2,
293 };
294 
295 #define SNB_M_PLATFORM \
296 	GEN6_FEATURES, \
297 	PLATFORM(INTEL_SANDYBRIDGE), \
298 	.is_mobile = 1
299 
300 
301 static const struct intel_device_info snb_m_gt1_info = {
302 	SNB_M_PLATFORM,
303 	.gt = 1,
304 };
305 
306 static const struct intel_device_info snb_m_gt2_info = {
307 	SNB_M_PLATFORM,
308 	.gt = 2,
309 };
310 
311 #define GEN7_FEATURES  \
312 	GEN(7), \
313 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0), \
314 	.has_3d_pipeline = 1, \
315 	.has_coherent_ggtt = true, \
316 	.has_llc = 1, \
317 	.has_rc6 = 1, \
318 	.has_rc6p = 1, \
319 	.has_reset_engine = true, \
320 	.has_rps = true, \
321 	.dma_mask_size = 40, \
322 	.max_pat_index = 3, \
323 	.__runtime.ppgtt_type = INTEL_PPGTT_ALIASING, \
324 	.__runtime.ppgtt_size = 31, \
325 	GEN_DEFAULT_PAGE_SIZES, \
326 	GEN_DEFAULT_REGIONS, \
327 	LEGACY_CACHELEVEL
328 
329 #define IVB_D_PLATFORM \
330 	GEN7_FEATURES, \
331 	PLATFORM(INTEL_IVYBRIDGE), \
332 	.has_l3_dpf = 1
333 
334 static const struct intel_device_info ivb_d_gt1_info = {
335 	IVB_D_PLATFORM,
336 	.gt = 1,
337 };
338 
339 static const struct intel_device_info ivb_d_gt2_info = {
340 	IVB_D_PLATFORM,
341 	.gt = 2,
342 };
343 
344 #define IVB_M_PLATFORM \
345 	GEN7_FEATURES, \
346 	PLATFORM(INTEL_IVYBRIDGE), \
347 	.is_mobile = 1, \
348 	.has_l3_dpf = 1
349 
350 static const struct intel_device_info ivb_m_gt1_info = {
351 	IVB_M_PLATFORM,
352 	.gt = 1,
353 };
354 
355 static const struct intel_device_info ivb_m_gt2_info = {
356 	IVB_M_PLATFORM,
357 	.gt = 2,
358 };
359 
360 static const struct intel_device_info ivb_q_info = {
361 	GEN7_FEATURES,
362 	PLATFORM(INTEL_IVYBRIDGE),
363 	.gt = 2,
364 	.has_l3_dpf = 1,
365 };
366 
367 static const struct intel_device_info vlv_info = {
368 	PLATFORM(INTEL_VALLEYVIEW),
369 	GEN(7),
370 	.is_lp = 1,
371 	.has_runtime_pm = 1,
372 	.has_rc6 = 1,
373 	.has_reset_engine = true,
374 	.has_rps = true,
375 	.dma_mask_size = 40,
376 	.max_pat_index = 3,
377 	.__runtime.ppgtt_type = INTEL_PPGTT_ALIASING,
378 	.__runtime.ppgtt_size = 31,
379 	.has_snoop = true,
380 	.has_coherent_ggtt = false,
381 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0),
382 	GEN_DEFAULT_PAGE_SIZES,
383 	GEN_DEFAULT_REGIONS,
384 	LEGACY_CACHELEVEL,
385 };
386 
387 #define G75_FEATURES  \
388 	GEN7_FEATURES, \
389 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), \
390 	.has_rc6p = 0 /* RC6p removed-by HSW */, \
391 	.has_runtime_pm = 1
392 
393 #define HSW_PLATFORM \
394 	G75_FEATURES, \
395 	PLATFORM(INTEL_HASWELL), \
396 	.has_l3_dpf = 1
397 
398 static const struct intel_device_info hsw_gt1_info = {
399 	HSW_PLATFORM,
400 	.gt = 1,
401 };
402 
403 static const struct intel_device_info hsw_gt2_info = {
404 	HSW_PLATFORM,
405 	.gt = 2,
406 };
407 
408 static const struct intel_device_info hsw_gt3_info = {
409 	HSW_PLATFORM,
410 	.gt = 3,
411 };
412 
413 #define GEN8_FEATURES \
414 	G75_FEATURES, \
415 	GEN(8), \
416 	.has_logical_ring_contexts = 1, \
417 	.dma_mask_size = 39, \
418 	.__runtime.ppgtt_type = INTEL_PPGTT_FULL, \
419 	.__runtime.ppgtt_size = 48, \
420 	.has_64bit_reloc = 1
421 
422 #define BDW_PLATFORM \
423 	GEN8_FEATURES, \
424 	PLATFORM(INTEL_BROADWELL)
425 
426 static const struct intel_device_info bdw_gt1_info = {
427 	BDW_PLATFORM,
428 	.gt = 1,
429 };
430 
431 static const struct intel_device_info bdw_gt2_info = {
432 	BDW_PLATFORM,
433 	.gt = 2,
434 };
435 
436 static const struct intel_device_info bdw_rsvd_info = {
437 	BDW_PLATFORM,
438 	.gt = 3,
439 	/* According to the device ID those devices are GT3, they were
440 	 * previously treated as not GT3, keep it like that.
441 	 */
442 };
443 
444 static const struct intel_device_info bdw_gt3_info = {
445 	BDW_PLATFORM,
446 	.gt = 3,
447 	.platform_engine_mask =
448 		BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1),
449 };
450 
451 static const struct intel_device_info chv_info = {
452 	PLATFORM(INTEL_CHERRYVIEW),
453 	GEN(8),
454 	.is_lp = 1,
455 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0),
456 	.has_64bit_reloc = 1,
457 	.has_runtime_pm = 1,
458 	.has_rc6 = 1,
459 	.has_rps = true,
460 	.has_logical_ring_contexts = 1,
461 	.dma_mask_size = 39,
462 	.max_pat_index = 3,
463 	.__runtime.ppgtt_type = INTEL_PPGTT_FULL,
464 	.__runtime.ppgtt_size = 32,
465 	.has_reset_engine = 1,
466 	.has_snoop = true,
467 	.has_coherent_ggtt = false,
468 	GEN_DEFAULT_PAGE_SIZES,
469 	GEN_DEFAULT_REGIONS,
470 	LEGACY_CACHELEVEL,
471 };
472 
473 #define GEN9_DEFAULT_PAGE_SIZES \
474 	.__runtime.page_sizes = I915_GTT_PAGE_SIZE_4K | \
475 		I915_GTT_PAGE_SIZE_64K
476 
477 #define GEN9_FEATURES \
478 	GEN8_FEATURES, \
479 	GEN(9), \
480 	GEN9_DEFAULT_PAGE_SIZES, \
481 	.has_gt_uc = 1
482 
483 #define SKL_PLATFORM \
484 	GEN9_FEATURES, \
485 	PLATFORM(INTEL_SKYLAKE)
486 
487 static const struct intel_device_info skl_gt1_info = {
488 	SKL_PLATFORM,
489 	.gt = 1,
490 };
491 
492 static const struct intel_device_info skl_gt2_info = {
493 	SKL_PLATFORM,
494 	.gt = 2,
495 };
496 
497 #define SKL_GT3_PLUS_PLATFORM \
498 	SKL_PLATFORM, \
499 	.platform_engine_mask = \
500 		BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1)
501 
502 
503 static const struct intel_device_info skl_gt3_info = {
504 	SKL_GT3_PLUS_PLATFORM,
505 	.gt = 3,
506 };
507 
508 static const struct intel_device_info skl_gt4_info = {
509 	SKL_GT3_PLUS_PLATFORM,
510 	.gt = 4,
511 };
512 
513 #define GEN9_LP_FEATURES \
514 	GEN(9), \
515 	.is_lp = 1, \
516 	.platform_engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0), \
517 	.has_3d_pipeline = 1, \
518 	.has_64bit_reloc = 1, \
519 	.has_runtime_pm = 1, \
520 	.has_rc6 = 1, \
521 	.has_rps = true, \
522 	.has_logical_ring_contexts = 1, \
523 	.has_gt_uc = 1, \
524 	.dma_mask_size = 39, \
525 	.__runtime.ppgtt_type = INTEL_PPGTT_FULL, \
526 	.__runtime.ppgtt_size = 48, \
527 	.has_reset_engine = 1, \
528 	.has_snoop = true, \
529 	.has_coherent_ggtt = false, \
530 	.max_pat_index = 3, \
531 	GEN9_DEFAULT_PAGE_SIZES, \
532 	GEN_DEFAULT_REGIONS, \
533 	LEGACY_CACHELEVEL
534 
535 static const struct intel_device_info bxt_info = {
536 	GEN9_LP_FEATURES,
537 	PLATFORM(INTEL_BROXTON),
538 };
539 
540 static const struct intel_device_info glk_info = {
541 	GEN9_LP_FEATURES,
542 	PLATFORM(INTEL_GEMINILAKE),
543 };
544 
545 #define KBL_PLATFORM \
546 	GEN9_FEATURES, \
547 	PLATFORM(INTEL_KABYLAKE)
548 
549 static const struct intel_device_info kbl_gt1_info = {
550 	KBL_PLATFORM,
551 	.gt = 1,
552 };
553 
554 static const struct intel_device_info kbl_gt2_info = {
555 	KBL_PLATFORM,
556 	.gt = 2,
557 };
558 
559 static const struct intel_device_info kbl_gt3_info = {
560 	KBL_PLATFORM,
561 	.gt = 3,
562 	.platform_engine_mask =
563 		BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1),
564 };
565 
566 #define CFL_PLATFORM \
567 	GEN9_FEATURES, \
568 	PLATFORM(INTEL_COFFEELAKE)
569 
570 static const struct intel_device_info cfl_gt1_info = {
571 	CFL_PLATFORM,
572 	.gt = 1,
573 };
574 
575 static const struct intel_device_info cfl_gt2_info = {
576 	CFL_PLATFORM,
577 	.gt = 2,
578 };
579 
580 static const struct intel_device_info cfl_gt3_info = {
581 	CFL_PLATFORM,
582 	.gt = 3,
583 	.platform_engine_mask =
584 		BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS1),
585 };
586 
587 #define CML_PLATFORM \
588 	GEN9_FEATURES, \
589 	PLATFORM(INTEL_COMETLAKE)
590 
591 static const struct intel_device_info cml_gt1_info = {
592 	CML_PLATFORM,
593 	.gt = 1,
594 };
595 
596 static const struct intel_device_info cml_gt2_info = {
597 	CML_PLATFORM,
598 	.gt = 2,
599 };
600 
601 #define GEN11_DEFAULT_PAGE_SIZES \
602 	.__runtime.page_sizes = I915_GTT_PAGE_SIZE_4K | \
603 		I915_GTT_PAGE_SIZE_64K |		\
604 		I915_GTT_PAGE_SIZE_2M
605 
606 #define GEN11_FEATURES \
607 	GEN9_FEATURES, \
608 	GEN11_DEFAULT_PAGE_SIZES, \
609 	GEN(11), \
610 	.has_coherent_ggtt = false, \
611 	.has_logical_ring_elsq = 1
612 
613 static const struct intel_device_info icl_info = {
614 	GEN11_FEATURES,
615 	PLATFORM(INTEL_ICELAKE),
616 	.platform_engine_mask =
617 		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
618 };
619 
620 static const struct intel_device_info ehl_info = {
621 	GEN11_FEATURES,
622 	PLATFORM(INTEL_ELKHARTLAKE),
623 	.platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(VCS0) | BIT(VECS0),
624 	.__runtime.ppgtt_size = 36,
625 };
626 
627 static const struct intel_device_info jsl_info = {
628 	GEN11_FEATURES,
629 	PLATFORM(INTEL_JASPERLAKE),
630 	.platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(VCS0) | BIT(VECS0),
631 	.__runtime.ppgtt_size = 36,
632 };
633 
634 #define GEN12_FEATURES \
635 	GEN11_FEATURES, \
636 	GEN(12), \
637 	TGL_CACHELEVEL, \
638 	.has_global_mocs = 1, \
639 	.has_pxp = 1, \
640 	.max_pat_index = 3
641 
642 static const struct intel_device_info tgl_info = {
643 	GEN12_FEATURES,
644 	PLATFORM(INTEL_TIGERLAKE),
645 	.platform_engine_mask =
646 		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
647 };
648 
649 static const struct intel_device_info rkl_info = {
650 	GEN12_FEATURES,
651 	PLATFORM(INTEL_ROCKETLAKE),
652 	.platform_engine_mask =
653 		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0),
654 };
655 
656 #define DGFX_FEATURES \
657 	.memory_regions = BIT(INTEL_REGION_SMEM) | BIT(INTEL_REGION_LMEM_0) | BIT(INTEL_REGION_STOLEN_LMEM), \
658 	.has_llc = 0, \
659 	.has_pxp = 0, \
660 	.has_snoop = 1, \
661 	.is_dgfx = 1, \
662 	.has_heci_gscfi = 1
663 
664 static const struct intel_device_info dg1_info = {
665 	GEN12_FEATURES,
666 	DGFX_FEATURES,
667 	.__runtime.graphics.ip.rel = 10,
668 	PLATFORM(INTEL_DG1),
669 	.require_force_probe = 1,
670 	.platform_engine_mask =
671 		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) |
672 		BIT(VCS0) | BIT(VCS2),
673 	/* Wa_16011227922 */
674 	.__runtime.ppgtt_size = 47,
675 };
676 
677 static const struct intel_device_info adl_s_info = {
678 	GEN12_FEATURES,
679 	PLATFORM(INTEL_ALDERLAKE_S),
680 	.platform_engine_mask =
681 		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
682 	.dma_mask_size = 39,
683 };
684 
685 static const struct intel_device_info adl_p_info = {
686 	GEN12_FEATURES,
687 	PLATFORM(INTEL_ALDERLAKE_P),
688 	.platform_engine_mask =
689 		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
690 	.__runtime.ppgtt_size = 48,
691 	.dma_mask_size = 39,
692 };
693 
694 #undef GEN
695 
696 #define XE_HP_PAGE_SIZES \
697 	.__runtime.page_sizes = I915_GTT_PAGE_SIZE_4K | \
698 		I915_GTT_PAGE_SIZE_64K |		\
699 		I915_GTT_PAGE_SIZE_2M
700 
701 #define XE_HP_FEATURES \
702 	XE_HP_PAGE_SIZES, \
703 	TGL_CACHELEVEL, \
704 	.dma_mask_size = 46, \
705 	.has_3d_pipeline = 1, \
706 	.has_64bit_reloc = 1, \
707 	.has_flat_ccs = 1, \
708 	.has_global_mocs = 1, \
709 	.has_gt_uc = 1, \
710 	.has_llc = 1, \
711 	.has_logical_ring_contexts = 1, \
712 	.has_logical_ring_elsq = 1, \
713 	.has_mslice_steering = 1, \
714 	.has_oa_bpc_reporting = 1, \
715 	.has_oa_slice_contrib_limits = 1, \
716 	.has_oam = 1, \
717 	.has_rc6 = 1, \
718 	.has_reset_engine = 1, \
719 	.has_rps = 1, \
720 	.has_runtime_pm = 1, \
721 	.max_pat_index = 3, \
722 	.__runtime.ppgtt_size = 48, \
723 	.__runtime.ppgtt_type = INTEL_PPGTT_FULL
724 
725 #define DG2_FEATURES \
726 	XE_HP_FEATURES, \
727 	DGFX_FEATURES, \
728 	.__runtime.graphics.ip.ver = 12, \
729 	.__runtime.graphics.ip.rel = 55, \
730 	.__runtime.media.ip.ver = 12, \
731 	.__runtime.media.ip.rel = 55, \
732 	PLATFORM(INTEL_DG2), \
733 	.has_64k_pages = 1, \
734 	.has_guc_deprivilege = 1, \
735 	.has_heci_pxp = 1, \
736 	.has_media_ratio_mode = 1, \
737 	.platform_engine_mask = \
738 		BIT(RCS0) | BIT(BCS0) | \
739 		BIT(VECS0) | BIT(VECS1) | \
740 		BIT(VCS0) | BIT(VCS2) | \
741 		BIT(CCS0) | BIT(CCS1) | BIT(CCS2) | BIT(CCS3)
742 
743 static const struct intel_device_info dg2_info = {
744 	DG2_FEATURES,
745 };
746 
747 static const struct intel_device_info ats_m_info = {
748 	DG2_FEATURES,
749 	.require_force_probe = 1,
750 	.tuning_thread_rr_after_dep = 1,
751 };
752 
753 static const struct intel_gt_definition xelpmp_extra_gt[] = {
754 	{
755 		.type = GT_MEDIA,
756 		.name = "Standalone Media GT",
757 		.gsi_offset = MTL_MEDIA_GSI_BASE,
758 		.engine_mask = BIT(VECS0) | BIT(VCS0) | BIT(VCS2) | BIT(GSC0),
759 	},
760 	{}
761 };
762 
763 static const struct intel_device_info mtl_info = {
764 	XE_HP_FEATURES,
765 	/*
766 	 * Real graphics IP version will be obtained from hardware GMD_ID
767 	 * register.  Value provided here is just for sanity checking.
768 	 */
769 	.__runtime.graphics.ip.ver = 12,
770 	.__runtime.graphics.ip.rel = 70,
771 	.__runtime.media.ip.ver = 13,
772 	PLATFORM(INTEL_METEORLAKE),
773 	.extra_gt_list = xelpmp_extra_gt,
774 	.has_flat_ccs = 0,
775 	.has_gmd_id = 1,
776 	.has_guc_deprivilege = 1,
777 	.has_guc_tlb_invalidation = 1,
778 	.has_llc = 0,
779 	.has_mslice_steering = 0,
780 	.has_snoop = 1,
781 	.max_pat_index = 4,
782 	.has_pxp = 1,
783 	.memory_regions = BIT(INTEL_REGION_SMEM) | BIT(INTEL_REGION_STOLEN_LMEM),
784 	.platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(CCS0),
785 	MTL_CACHELEVEL,
786 };
787 
788 #undef PLATFORM
789 
790 __diag_pop();
791 
792 /*
793  * Make sure any device matches here are from most specific to most
794  * general.  For example, since the Quanta match is based on the subsystem
795  * and subvendor IDs, we need it to come before the more general IVB
796  * PCI ID matches, otherwise we'll use the wrong info struct above.
797  */
798 static const struct pci_device_id pciidlist[] = {
799 	INTEL_I830_IDS(INTEL_VGA_DEVICE, &i830_info),
800 	INTEL_I845G_IDS(INTEL_VGA_DEVICE, &i845g_info),
801 	INTEL_I85X_IDS(INTEL_VGA_DEVICE, &i85x_info),
802 	INTEL_I865G_IDS(INTEL_VGA_DEVICE, &i865g_info),
803 	INTEL_I915G_IDS(INTEL_VGA_DEVICE, &i915g_info),
804 	INTEL_I915GM_IDS(INTEL_VGA_DEVICE, &i915gm_info),
805 	INTEL_I945G_IDS(INTEL_VGA_DEVICE, &i945g_info),
806 	INTEL_I945GM_IDS(INTEL_VGA_DEVICE, &i945gm_info),
807 	INTEL_I965G_IDS(INTEL_VGA_DEVICE, &i965g_info),
808 	INTEL_G33_IDS(INTEL_VGA_DEVICE, &g33_info),
809 	INTEL_I965GM_IDS(INTEL_VGA_DEVICE, &i965gm_info),
810 	INTEL_GM45_IDS(INTEL_VGA_DEVICE, &gm45_info),
811 	INTEL_G45_IDS(INTEL_VGA_DEVICE, &g45_info),
812 	INTEL_PNV_G_IDS(INTEL_VGA_DEVICE, &pnv_g_info),
813 	INTEL_PNV_M_IDS(INTEL_VGA_DEVICE, &pnv_m_info),
814 	INTEL_ILK_D_IDS(INTEL_VGA_DEVICE, &ilk_d_info),
815 	INTEL_ILK_M_IDS(INTEL_VGA_DEVICE, &ilk_m_info),
816 	INTEL_SNB_D_GT1_IDS(INTEL_VGA_DEVICE, &snb_d_gt1_info),
817 	INTEL_SNB_D_GT2_IDS(INTEL_VGA_DEVICE, &snb_d_gt2_info),
818 	INTEL_SNB_M_GT1_IDS(INTEL_VGA_DEVICE, &snb_m_gt1_info),
819 	INTEL_SNB_M_GT2_IDS(INTEL_VGA_DEVICE, &snb_m_gt2_info),
820 	INTEL_IVB_Q_IDS(INTEL_VGA_DEVICE, &ivb_q_info), /* must be first IVB */
821 	INTEL_IVB_M_GT1_IDS(INTEL_VGA_DEVICE, &ivb_m_gt1_info),
822 	INTEL_IVB_M_GT2_IDS(INTEL_VGA_DEVICE, &ivb_m_gt2_info),
823 	INTEL_IVB_D_GT1_IDS(INTEL_VGA_DEVICE, &ivb_d_gt1_info),
824 	INTEL_IVB_D_GT2_IDS(INTEL_VGA_DEVICE, &ivb_d_gt2_info),
825 	INTEL_HSW_GT1_IDS(INTEL_VGA_DEVICE, &hsw_gt1_info),
826 	INTEL_HSW_GT2_IDS(INTEL_VGA_DEVICE, &hsw_gt2_info),
827 	INTEL_HSW_GT3_IDS(INTEL_VGA_DEVICE, &hsw_gt3_info),
828 	INTEL_VLV_IDS(INTEL_VGA_DEVICE, &vlv_info),
829 	INTEL_BDW_GT1_IDS(INTEL_VGA_DEVICE, &bdw_gt1_info),
830 	INTEL_BDW_GT2_IDS(INTEL_VGA_DEVICE, &bdw_gt2_info),
831 	INTEL_BDW_GT3_IDS(INTEL_VGA_DEVICE, &bdw_gt3_info),
832 	INTEL_BDW_RSVD_IDS(INTEL_VGA_DEVICE, &bdw_rsvd_info),
833 	INTEL_CHV_IDS(INTEL_VGA_DEVICE, &chv_info),
834 	INTEL_SKL_GT1_IDS(INTEL_VGA_DEVICE, &skl_gt1_info),
835 	INTEL_SKL_GT2_IDS(INTEL_VGA_DEVICE, &skl_gt2_info),
836 	INTEL_SKL_GT3_IDS(INTEL_VGA_DEVICE, &skl_gt3_info),
837 	INTEL_SKL_GT4_IDS(INTEL_VGA_DEVICE, &skl_gt4_info),
838 	INTEL_BXT_IDS(INTEL_VGA_DEVICE, &bxt_info),
839 	INTEL_GLK_IDS(INTEL_VGA_DEVICE, &glk_info),
840 	INTEL_KBL_GT1_IDS(INTEL_VGA_DEVICE, &kbl_gt1_info),
841 	INTEL_KBL_GT2_IDS(INTEL_VGA_DEVICE, &kbl_gt2_info),
842 	INTEL_KBL_GT3_IDS(INTEL_VGA_DEVICE, &kbl_gt3_info),
843 	INTEL_KBL_GT4_IDS(INTEL_VGA_DEVICE, &kbl_gt3_info),
844 	INTEL_AML_KBL_GT2_IDS(INTEL_VGA_DEVICE, &kbl_gt2_info),
845 	INTEL_CFL_S_GT1_IDS(INTEL_VGA_DEVICE, &cfl_gt1_info),
846 	INTEL_CFL_S_GT2_IDS(INTEL_VGA_DEVICE, &cfl_gt2_info),
847 	INTEL_CFL_H_GT1_IDS(INTEL_VGA_DEVICE, &cfl_gt1_info),
848 	INTEL_CFL_H_GT2_IDS(INTEL_VGA_DEVICE, &cfl_gt2_info),
849 	INTEL_CFL_U_GT2_IDS(INTEL_VGA_DEVICE, &cfl_gt2_info),
850 	INTEL_CFL_U_GT3_IDS(INTEL_VGA_DEVICE, &cfl_gt3_info),
851 	INTEL_WHL_U_GT1_IDS(INTEL_VGA_DEVICE, &cfl_gt1_info),
852 	INTEL_WHL_U_GT2_IDS(INTEL_VGA_DEVICE, &cfl_gt2_info),
853 	INTEL_AML_CFL_GT2_IDS(INTEL_VGA_DEVICE, &cfl_gt2_info),
854 	INTEL_WHL_U_GT3_IDS(INTEL_VGA_DEVICE, &cfl_gt3_info),
855 	INTEL_CML_GT1_IDS(INTEL_VGA_DEVICE, &cml_gt1_info),
856 	INTEL_CML_GT2_IDS(INTEL_VGA_DEVICE, &cml_gt2_info),
857 	INTEL_CML_U_GT1_IDS(INTEL_VGA_DEVICE, &cml_gt1_info),
858 	INTEL_CML_U_GT2_IDS(INTEL_VGA_DEVICE, &cml_gt2_info),
859 	INTEL_ICL_IDS(INTEL_VGA_DEVICE, &icl_info),
860 	INTEL_EHL_IDS(INTEL_VGA_DEVICE, &ehl_info),
861 	INTEL_JSL_IDS(INTEL_VGA_DEVICE, &jsl_info),
862 	INTEL_TGL_IDS(INTEL_VGA_DEVICE, &tgl_info),
863 	INTEL_RKL_IDS(INTEL_VGA_DEVICE, &rkl_info),
864 	INTEL_ADLS_IDS(INTEL_VGA_DEVICE, &adl_s_info),
865 	INTEL_ADLP_IDS(INTEL_VGA_DEVICE, &adl_p_info),
866 	INTEL_ADLN_IDS(INTEL_VGA_DEVICE, &adl_p_info),
867 	INTEL_DG1_IDS(INTEL_VGA_DEVICE, &dg1_info),
868 	INTEL_RPLS_IDS(INTEL_VGA_DEVICE, &adl_s_info),
869 	INTEL_RPLU_IDS(INTEL_VGA_DEVICE, &adl_p_info),
870 	INTEL_RPLP_IDS(INTEL_VGA_DEVICE, &adl_p_info),
871 	INTEL_DG2_IDS(INTEL_VGA_DEVICE, &dg2_info),
872 	INTEL_ATS_M_IDS(INTEL_VGA_DEVICE, &ats_m_info),
873 	INTEL_MTL_IDS(INTEL_VGA_DEVICE, &mtl_info),
874 	{}
875 };
876 MODULE_DEVICE_TABLE(pci, pciidlist);
877 
i915_pci_remove(struct pci_dev * pdev)878 static void i915_pci_remove(struct pci_dev *pdev)
879 {
880 	struct drm_i915_private *i915;
881 
882 	i915 = pdev_to_i915(pdev);
883 	if (!i915) /* driver load aborted, nothing to cleanup */
884 		return;
885 
886 	i915_driver_remove(i915);
887 	pci_set_drvdata(pdev, NULL);
888 }
889 
890 /* is device_id present in comma separated list of ids */
device_id_in_list(u16 device_id,const char * devices,bool negative)891 static bool device_id_in_list(u16 device_id, const char *devices, bool negative)
892 {
893 	char *s, *p, *tok;
894 	bool ret;
895 
896 	if (!devices || !*devices)
897 		return false;
898 
899 	/* match everything */
900 	if (negative && strcmp(devices, "!*") == 0)
901 		return true;
902 	if (!negative && strcmp(devices, "*") == 0)
903 		return true;
904 
905 	s = kstrdup(devices, GFP_KERNEL);
906 	if (!s)
907 		return false;
908 
909 	for (p = s, ret = false; (tok = strsep(&p, ",")) != NULL; ) {
910 		u16 val;
911 
912 		if (negative && tok[0] == '!')
913 			tok++;
914 		else if ((negative && tok[0] != '!') ||
915 			 (!negative && tok[0] == '!'))
916 			continue;
917 
918 		if (kstrtou16(tok, 16, &val) == 0 && val == device_id) {
919 			ret = true;
920 			break;
921 		}
922 	}
923 
924 	kfree(s);
925 
926 	return ret;
927 }
928 
id_forced(u16 device_id)929 static bool id_forced(u16 device_id)
930 {
931 	return device_id_in_list(device_id, i915_modparams.force_probe, false);
932 }
933 
id_blocked(u16 device_id)934 static bool id_blocked(u16 device_id)
935 {
936 	return device_id_in_list(device_id, i915_modparams.force_probe, true);
937 }
938 
i915_pci_resource_valid(struct pci_dev * pdev,int bar)939 bool i915_pci_resource_valid(struct pci_dev *pdev, int bar)
940 {
941 	if (!pci_resource_flags(pdev, bar))
942 		return false;
943 
944 	if (pci_resource_flags(pdev, bar) & IORESOURCE_UNSET)
945 		return false;
946 
947 	if (!pci_resource_len(pdev, bar))
948 		return false;
949 
950 	return true;
951 }
952 
intel_mmio_bar_valid(struct pci_dev * pdev,struct intel_device_info * intel_info)953 static bool intel_mmio_bar_valid(struct pci_dev *pdev, struct intel_device_info *intel_info)
954 {
955 	return i915_pci_resource_valid(pdev, intel_mmio_bar(intel_info->__runtime.graphics.ip.ver));
956 }
957 
i915_pci_probe(struct pci_dev * pdev,const struct pci_device_id * ent)958 static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
959 {
960 	struct intel_device_info *intel_info =
961 		(struct intel_device_info *) ent->driver_data;
962 	int err;
963 
964 	if (intel_info->require_force_probe && !id_forced(pdev->device)) {
965 		dev_info(&pdev->dev,
966 			 "Your graphics device %04x is not properly supported by i915 in this\n"
967 			 "kernel version. To force driver probe anyway, use i915.force_probe=%04x\n"
968 			 "module parameter or CONFIG_DRM_I915_FORCE_PROBE=%04x configuration option,\n"
969 			 "or (recommended) check for kernel updates.\n",
970 			 pdev->device, pdev->device, pdev->device);
971 		return -ENODEV;
972 	}
973 
974 	if (id_blocked(pdev->device)) {
975 		dev_info(&pdev->dev, "I915 probe blocked for Device ID %04x.\n",
976 			 pdev->device);
977 		return -ENODEV;
978 	}
979 
980 	if (intel_info->require_force_probe) {
981 		dev_info(&pdev->dev, "Force probing unsupported Device ID %04x, tainting kernel\n",
982 			 pdev->device);
983 		add_taint(TAINT_USER, LOCKDEP_STILL_OK);
984 	}
985 
986 	/* Only bind to function 0 of the device. Early generations
987 	 * used function 1 as a placeholder for multi-head. This causes
988 	 * us confusion instead, especially on the systems where both
989 	 * functions have the same PCI-ID!
990 	 */
991 	if (PCI_FUNC(pdev->devfn))
992 		return -ENODEV;
993 
994 	if (!intel_mmio_bar_valid(pdev, intel_info))
995 		return -ENXIO;
996 
997 	/* Detect if we need to wait for other drivers early on */
998 	if (intel_display_driver_probe_defer(pdev))
999 		return -EPROBE_DEFER;
1000 
1001 	err = i915_driver_probe(pdev, ent);
1002 	if (err)
1003 		return err;
1004 
1005 	if (i915_inject_probe_failure(pdev_to_i915(pdev))) {
1006 		i915_pci_remove(pdev);
1007 		return -ENODEV;
1008 	}
1009 
1010 	err = i915_live_selftests(pdev);
1011 	if (err) {
1012 		i915_pci_remove(pdev);
1013 		return err > 0 ? -ENOTTY : err;
1014 	}
1015 
1016 	err = i915_perf_selftests(pdev);
1017 	if (err) {
1018 		i915_pci_remove(pdev);
1019 		return err > 0 ? -ENOTTY : err;
1020 	}
1021 
1022 	return 0;
1023 }
1024 
i915_pci_shutdown(struct pci_dev * pdev)1025 static void i915_pci_shutdown(struct pci_dev *pdev)
1026 {
1027 	struct drm_i915_private *i915 = pdev_to_i915(pdev);
1028 
1029 	i915_driver_shutdown(i915);
1030 }
1031 
1032 static struct pci_driver i915_pci_driver = {
1033 	.name = DRIVER_NAME,
1034 	.id_table = pciidlist,
1035 	.probe = i915_pci_probe,
1036 	.remove = i915_pci_remove,
1037 	.shutdown = i915_pci_shutdown,
1038 	.driver.pm = &i915_pm_ops,
1039 };
1040 
i915_pci_register_driver(void)1041 int i915_pci_register_driver(void)
1042 {
1043 	return pci_register_driver(&i915_pci_driver);
1044 }
1045 
i915_pci_unregister_driver(void)1046 void i915_pci_unregister_driver(void)
1047 {
1048 	pci_unregister_driver(&i915_pci_driver);
1049 }
1050