2 * Copyright © 2016 Intel Corporation
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:
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
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
25 #include <linux/console.h>
26 #include <linux/vgaarb.h>
27 #include <linux/vga_switcheroo.h>
30 #include "i915_selftest.h"
32 #define GEN_DEFAULT_PIPEOFFSETS \
33 .pipe_offsets = { PIPE_A_OFFSET, PIPE_B_OFFSET, \
34 PIPE_C_OFFSET, PIPE_EDP_OFFSET }, \
35 .trans_offsets = { TRANSCODER_A_OFFSET, TRANSCODER_B_OFFSET, \
36 TRANSCODER_C_OFFSET, TRANSCODER_EDP_OFFSET }, \
37 .palette_offsets = { PALETTE_A_OFFSET, PALETTE_B_OFFSET }
39 #define GEN_CHV_PIPEOFFSETS \
40 .pipe_offsets = { PIPE_A_OFFSET, PIPE_B_OFFSET, \
41 CHV_PIPE_C_OFFSET }, \
42 .trans_offsets = { TRANSCODER_A_OFFSET, TRANSCODER_B_OFFSET, \
43 CHV_TRANSCODER_C_OFFSET, }, \
44 .palette_offsets = { PALETTE_A_OFFSET, PALETTE_B_OFFSET, \
45 CHV_PALETTE_C_OFFSET }
47 #define CURSOR_OFFSETS \
48 .cursor_offsets = { CURSOR_A_OFFSET, CURSOR_B_OFFSET, CHV_CURSOR_C_OFFSET }
50 #define IVB_CURSOR_OFFSETS \
51 .cursor_offsets = { CURSOR_A_OFFSET, IVB_CURSOR_B_OFFSET, IVB_CURSOR_C_OFFSET }
54 .color = { .degamma_lut_size = 512, .gamma_lut_size = 512 }
56 .color = { .degamma_lut_size = 65, .gamma_lut_size = 257 }
58 .color = { .degamma_lut_size = 0, .gamma_lut_size = 1024 }
60 /* Keep in gen based order, and chronological order within a gen */
62 #define GEN_DEFAULT_PAGE_SIZES \
63 .page_sizes = I915_GTT_PAGE_SIZE_4K
65 #define GEN2_FEATURES \
66 .gen = 2, .num_pipes = 1, \
67 .has_overlay = 1, .overlay_needs_physical = 1, \
68 .has_gmch_display = 1, \
69 .hws_needs_physical = 1, \
70 .unfenced_needs_alignment = 1, \
71 .ring_mask = RENDER_RING, \
73 GEN_DEFAULT_PIPEOFFSETS, \
74 GEN_DEFAULT_PAGE_SIZES, \
77 static const struct intel_device_info intel_i830_info = {
79 .platform = INTEL_I830,
80 .is_mobile = 1, .cursor_needs_physical = 1,
81 .num_pipes = 2, /* legal, last one wins */
84 static const struct intel_device_info intel_i845g_info = {
86 .platform = INTEL_I845G,
89 static const struct intel_device_info intel_i85x_info = {
91 .platform = INTEL_I85X, .is_mobile = 1,
92 .num_pipes = 2, /* legal, last one wins */
93 .cursor_needs_physical = 1,
97 static const struct intel_device_info intel_i865g_info = {
99 .platform = INTEL_I865G,
102 #define GEN3_FEATURES \
103 .gen = 3, .num_pipes = 2, \
104 .has_gmch_display = 1, \
105 .ring_mask = RENDER_RING, \
107 GEN_DEFAULT_PIPEOFFSETS, \
108 GEN_DEFAULT_PAGE_SIZES, \
111 static const struct intel_device_info intel_i915g_info = {
113 .platform = INTEL_I915G, .cursor_needs_physical = 1,
114 .has_overlay = 1, .overlay_needs_physical = 1,
115 .hws_needs_physical = 1,
116 .unfenced_needs_alignment = 1,
119 static const struct intel_device_info intel_i915gm_info = {
121 .platform = INTEL_I915GM,
123 .cursor_needs_physical = 1,
124 .has_overlay = 1, .overlay_needs_physical = 1,
127 .hws_needs_physical = 1,
128 .unfenced_needs_alignment = 1,
131 static const struct intel_device_info intel_i945g_info = {
133 .platform = INTEL_I945G,
134 .has_hotplug = 1, .cursor_needs_physical = 1,
135 .has_overlay = 1, .overlay_needs_physical = 1,
136 .hws_needs_physical = 1,
137 .unfenced_needs_alignment = 1,
140 static const struct intel_device_info intel_i945gm_info = {
142 .platform = INTEL_I945GM, .is_mobile = 1,
143 .has_hotplug = 1, .cursor_needs_physical = 1,
144 .has_overlay = 1, .overlay_needs_physical = 1,
147 .hws_needs_physical = 1,
148 .unfenced_needs_alignment = 1,
151 static const struct intel_device_info intel_g33_info = {
153 .platform = INTEL_G33,
158 static const struct intel_device_info intel_pineview_info = {
160 .platform = INTEL_PINEVIEW, .is_mobile = 1,
165 #define GEN4_FEATURES \
166 .gen = 4, .num_pipes = 2, \
168 .has_gmch_display = 1, \
169 .ring_mask = RENDER_RING, \
171 GEN_DEFAULT_PIPEOFFSETS, \
172 GEN_DEFAULT_PAGE_SIZES, \
175 static const struct intel_device_info intel_i965g_info = {
177 .platform = INTEL_I965G,
179 .hws_needs_physical = 1,
183 static const struct intel_device_info intel_i965gm_info = {
185 .platform = INTEL_I965GM,
186 .is_mobile = 1, .has_fbc = 1,
189 .hws_needs_physical = 1,
193 static const struct intel_device_info intel_g45_info = {
195 .platform = INTEL_G45,
196 .ring_mask = RENDER_RING | BSD_RING,
199 static const struct intel_device_info intel_gm45_info = {
201 .platform = INTEL_GM45,
202 .is_mobile = 1, .has_fbc = 1,
204 .ring_mask = RENDER_RING | BSD_RING,
207 #define GEN5_FEATURES \
208 .gen = 5, .num_pipes = 2, \
210 .ring_mask = RENDER_RING | BSD_RING, \
212 /* ilk does support rc6, but we do not implement [power] contexts */ \
214 GEN_DEFAULT_PIPEOFFSETS, \
215 GEN_DEFAULT_PAGE_SIZES, \
218 static const struct intel_device_info intel_ironlake_d_info = {
220 .platform = INTEL_IRONLAKE,
223 static const struct intel_device_info intel_ironlake_m_info = {
225 .platform = INTEL_IRONLAKE,
226 .is_mobile = 1, .has_fbc = 1,
229 #define GEN6_FEATURES \
230 .gen = 6, .num_pipes = 2, \
233 .ring_mask = RENDER_RING | BSD_RING | BLT_RING, \
237 .has_aliasing_ppgtt = 1, \
238 GEN_DEFAULT_PIPEOFFSETS, \
239 GEN_DEFAULT_PAGE_SIZES, \
242 #define SNB_D_PLATFORM \
244 .platform = INTEL_SANDYBRIDGE
246 static const struct intel_device_info intel_sandybridge_d_gt1_info = {
251 static const struct intel_device_info intel_sandybridge_d_gt2_info = {
256 #define SNB_M_PLATFORM \
258 .platform = INTEL_SANDYBRIDGE, \
262 static const struct intel_device_info intel_sandybridge_m_gt1_info = {
267 static const struct intel_device_info intel_sandybridge_m_gt2_info = {
272 #define GEN7_FEATURES \
273 .gen = 7, .num_pipes = 3, \
276 .ring_mask = RENDER_RING | BSD_RING | BLT_RING, \
280 .has_aliasing_ppgtt = 1, \
281 .has_full_ppgtt = 1, \
282 GEN_DEFAULT_PIPEOFFSETS, \
283 GEN_DEFAULT_PAGE_SIZES, \
286 #define IVB_D_PLATFORM \
288 .platform = INTEL_IVYBRIDGE, \
291 static const struct intel_device_info intel_ivybridge_d_gt1_info = {
296 static const struct intel_device_info intel_ivybridge_d_gt2_info = {
301 #define IVB_M_PLATFORM \
303 .platform = INTEL_IVYBRIDGE, \
307 static const struct intel_device_info intel_ivybridge_m_gt1_info = {
312 static const struct intel_device_info intel_ivybridge_m_gt2_info = {
317 static const struct intel_device_info intel_ivybridge_q_info = {
319 .platform = INTEL_IVYBRIDGE,
321 .num_pipes = 0, /* legal, last one wins */
325 static const struct intel_device_info intel_valleyview_info = {
326 .platform = INTEL_VALLEYVIEW,
333 .has_gmch_display = 1,
335 .has_aliasing_ppgtt = 1,
338 .ring_mask = RENDER_RING | BSD_RING | BLT_RING,
339 .display_mmio_offset = VLV_DISPLAY_BASE,
340 GEN_DEFAULT_PAGE_SIZES,
341 GEN_DEFAULT_PIPEOFFSETS,
345 #define G75_FEATURES \
347 .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, \
351 .has_resource_streamer = 1, \
353 .has_rc6p = 0 /* RC6p removed-by HSW */, \
356 #define HSW_PLATFORM \
358 .platform = INTEL_HASWELL, \
361 static const struct intel_device_info intel_haswell_gt1_info = {
366 static const struct intel_device_info intel_haswell_gt2_info = {
371 static const struct intel_device_info intel_haswell_gt3_info = {
376 #define GEN8_FEATURES \
379 .page_sizes = I915_GTT_PAGE_SIZE_4K | \
380 I915_GTT_PAGE_SIZE_2M, \
381 .has_logical_ring_contexts = 1, \
382 .has_full_48bit_ppgtt = 1, \
383 .has_64bit_reloc = 1, \
384 .has_reset_engine = 1
386 #define BDW_PLATFORM \
389 .platform = INTEL_BROADWELL
391 static const struct intel_device_info intel_broadwell_gt1_info = {
396 static const struct intel_device_info intel_broadwell_gt2_info = {
401 static const struct intel_device_info intel_broadwell_rsvd_info = {
404 /* According to the device ID those devices are GT3, they were
405 * previously treated as not GT3, keep it like that.
409 static const struct intel_device_info intel_broadwell_gt3_info = {
412 .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
415 static const struct intel_device_info intel_cherryview_info = {
416 .gen = 8, .num_pipes = 3,
419 .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
420 .platform = INTEL_CHERRYVIEW,
421 .has_64bit_reloc = 1,
424 .has_resource_streamer = 1,
426 .has_logical_ring_contexts = 1,
427 .has_gmch_display = 1,
428 .has_aliasing_ppgtt = 1,
430 .has_reset_engine = 1,
432 .display_mmio_offset = VLV_DISPLAY_BASE,
433 GEN_DEFAULT_PAGE_SIZES,
439 #define GEN9_DEFAULT_PAGE_SIZES \
440 .page_sizes = I915_GTT_PAGE_SIZE_4K | \
441 I915_GTT_PAGE_SIZE_64K | \
442 I915_GTT_PAGE_SIZE_2M
444 #define GEN9_FEATURES \
446 GEN9_DEFAULT_PAGE_SIZES, \
447 .has_logical_ring_preemption = 1, \
453 #define SKL_PLATFORM \
456 .platform = INTEL_SKYLAKE
458 static const struct intel_device_info intel_skylake_gt1_info = {
463 static const struct intel_device_info intel_skylake_gt2_info = {
468 #define SKL_GT3_PLUS_PLATFORM \
470 .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING
473 static const struct intel_device_info intel_skylake_gt3_info = {
474 SKL_GT3_PLUS_PLATFORM,
478 static const struct intel_device_info intel_skylake_gt4_info = {
479 SKL_GT3_PLUS_PLATFORM,
483 #define GEN9_LP_FEATURES \
487 .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, \
489 .has_64bit_reloc = 1, \
494 .has_runtime_pm = 1, \
495 .has_pooled_eu = 0, \
497 .has_resource_streamer = 1, \
500 .has_logical_ring_contexts = 1, \
501 .has_logical_ring_preemption = 1, \
503 .has_aliasing_ppgtt = 1, \
504 .has_full_ppgtt = 1, \
505 .has_full_48bit_ppgtt = 1, \
506 .has_reset_engine = 1, \
509 GEN9_DEFAULT_PAGE_SIZES, \
510 GEN_DEFAULT_PIPEOFFSETS, \
511 IVB_CURSOR_OFFSETS, \
514 static const struct intel_device_info intel_broxton_info = {
516 .platform = INTEL_BROXTON,
520 static const struct intel_device_info intel_geminilake_info = {
522 .platform = INTEL_GEMINILAKE,
527 #define KBL_PLATFORM \
530 .platform = INTEL_KABYLAKE
532 static const struct intel_device_info intel_kabylake_gt1_info = {
537 static const struct intel_device_info intel_kabylake_gt2_info = {
542 static const struct intel_device_info intel_kabylake_gt3_info = {
545 .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
548 #define CFL_PLATFORM \
551 .platform = INTEL_COFFEELAKE
553 static const struct intel_device_info intel_coffeelake_gt1_info = {
558 static const struct intel_device_info intel_coffeelake_gt2_info = {
563 static const struct intel_device_info intel_coffeelake_gt3_info = {
566 .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
569 #define GEN10_FEATURES \
574 static const struct intel_device_info intel_cannonlake_gt2_info = {
576 .is_alpha_support = 1,
577 .platform = INTEL_CANNONLAKE,
583 * Make sure any device matches here are from most specific to most
584 * general. For example, since the Quanta match is based on the subsystem
585 * and subvendor IDs, we need it to come before the more general IVB
586 * PCI ID matches, otherwise we'll use the wrong info struct above.
588 static const struct pci_device_id pciidlist[] = {
589 INTEL_I830_IDS(&intel_i830_info),
590 INTEL_I845G_IDS(&intel_i845g_info),
591 INTEL_I85X_IDS(&intel_i85x_info),
592 INTEL_I865G_IDS(&intel_i865g_info),
593 INTEL_I915G_IDS(&intel_i915g_info),
594 INTEL_I915GM_IDS(&intel_i915gm_info),
595 INTEL_I945G_IDS(&intel_i945g_info),
596 INTEL_I945GM_IDS(&intel_i945gm_info),
597 INTEL_I965G_IDS(&intel_i965g_info),
598 INTEL_G33_IDS(&intel_g33_info),
599 INTEL_I965GM_IDS(&intel_i965gm_info),
600 INTEL_GM45_IDS(&intel_gm45_info),
601 INTEL_G45_IDS(&intel_g45_info),
602 INTEL_PINEVIEW_IDS(&intel_pineview_info),
603 INTEL_IRONLAKE_D_IDS(&intel_ironlake_d_info),
604 INTEL_IRONLAKE_M_IDS(&intel_ironlake_m_info),
605 INTEL_SNB_D_GT1_IDS(&intel_sandybridge_d_gt1_info),
606 INTEL_SNB_D_GT2_IDS(&intel_sandybridge_d_gt2_info),
607 INTEL_SNB_M_GT1_IDS(&intel_sandybridge_m_gt1_info),
608 INTEL_SNB_M_GT2_IDS(&intel_sandybridge_m_gt2_info),
609 INTEL_IVB_Q_IDS(&intel_ivybridge_q_info), /* must be first IVB */
610 INTEL_IVB_M_GT1_IDS(&intel_ivybridge_m_gt1_info),
611 INTEL_IVB_M_GT2_IDS(&intel_ivybridge_m_gt2_info),
612 INTEL_IVB_D_GT1_IDS(&intel_ivybridge_d_gt1_info),
613 INTEL_IVB_D_GT2_IDS(&intel_ivybridge_d_gt2_info),
614 INTEL_HSW_GT1_IDS(&intel_haswell_gt1_info),
615 INTEL_HSW_GT2_IDS(&intel_haswell_gt2_info),
616 INTEL_HSW_GT3_IDS(&intel_haswell_gt3_info),
617 INTEL_VLV_IDS(&intel_valleyview_info),
618 INTEL_BDW_GT1_IDS(&intel_broadwell_gt1_info),
619 INTEL_BDW_GT2_IDS(&intel_broadwell_gt2_info),
620 INTEL_BDW_GT3_IDS(&intel_broadwell_gt3_info),
621 INTEL_BDW_RSVD_IDS(&intel_broadwell_rsvd_info),
622 INTEL_CHV_IDS(&intel_cherryview_info),
623 INTEL_SKL_GT1_IDS(&intel_skylake_gt1_info),
624 INTEL_SKL_GT2_IDS(&intel_skylake_gt2_info),
625 INTEL_SKL_GT3_IDS(&intel_skylake_gt3_info),
626 INTEL_SKL_GT4_IDS(&intel_skylake_gt4_info),
627 INTEL_BXT_IDS(&intel_broxton_info),
628 INTEL_GLK_IDS(&intel_geminilake_info),
629 INTEL_KBL_GT1_IDS(&intel_kabylake_gt1_info),
630 INTEL_KBL_GT2_IDS(&intel_kabylake_gt2_info),
631 INTEL_KBL_GT3_IDS(&intel_kabylake_gt3_info),
632 INTEL_KBL_GT4_IDS(&intel_kabylake_gt3_info),
633 INTEL_CFL_S_GT1_IDS(&intel_coffeelake_gt1_info),
634 INTEL_CFL_S_GT2_IDS(&intel_coffeelake_gt2_info),
635 INTEL_CFL_H_GT2_IDS(&intel_coffeelake_gt2_info),
636 INTEL_CFL_U_GT1_IDS(&intel_coffeelake_gt1_info),
637 INTEL_CFL_U_GT2_IDS(&intel_coffeelake_gt2_info),
638 INTEL_CFL_U_GT3_IDS(&intel_coffeelake_gt3_info),
639 INTEL_CNL_U_GT2_IDS(&intel_cannonlake_gt2_info),
640 INTEL_CNL_Y_GT2_IDS(&intel_cannonlake_gt2_info),
643 MODULE_DEVICE_TABLE(pci, pciidlist);
645 static void i915_pci_remove(struct pci_dev *pdev)
647 struct drm_device *dev = pci_get_drvdata(pdev);
649 i915_driver_unload(dev);
653 static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
655 struct intel_device_info *intel_info =
656 (struct intel_device_info *) ent->driver_data;
659 if (IS_ALPHA_SUPPORT(intel_info) && !i915_modparams.alpha_support) {
660 DRM_INFO("The driver support for your hardware in this kernel version is alpha quality\n"
661 "See CONFIG_DRM_I915_ALPHA_SUPPORT or i915.alpha_support module parameter\n"
662 "to enable support in this kernel version, or check for kernel updates.\n");
666 /* Only bind to function 0 of the device. Early generations
667 * used function 1 as a placeholder for multi-head. This causes
668 * us confusion instead, especially on the systems where both
669 * functions have the same PCI-ID!
671 if (PCI_FUNC(pdev->devfn))
675 * apple-gmux is needed on dual GPU MacBook Pro
676 * to probe the panel if we're the inactive GPU.
678 if (vga_switcheroo_client_probe_defer(pdev))
679 return -EPROBE_DEFER;
681 err = i915_driver_load(pdev, ent);
685 err = i915_live_selftests(pdev);
687 i915_pci_remove(pdev);
688 return err > 0 ? -ENOTTY : err;
694 static struct pci_driver i915_pci_driver = {
696 .id_table = pciidlist,
697 .probe = i915_pci_probe,
698 .remove = i915_pci_remove,
699 .driver.pm = &i915_pm_ops,
702 static int __init i915_init(void)
707 err = i915_mock_selftests();
709 return err > 0 ? 0 : err;
712 * Enable KMS by default, unless explicitly overriden by
713 * either the i915.modeset prarameter or by the
714 * vga_text_mode_force boot option.
717 if (i915_modparams.modeset == 0)
720 if (vgacon_text_force() && i915_modparams.modeset == -1)
724 /* Silently fail loading to not upset userspace. */
725 DRM_DEBUG_DRIVER("KMS disabled.\n");
729 return pci_register_driver(&i915_pci_driver);
732 static void __exit i915_exit(void)
734 if (!i915_pci_driver.driver.owner)
737 pci_unregister_driver(&i915_pci_driver);
740 module_init(i915_init);
741 module_exit(i915_exit);
743 MODULE_AUTHOR("Tungsten Graphics, Inc.");
744 MODULE_AUTHOR("Intel Corporation");
746 MODULE_DESCRIPTION(DRIVER_DESC);
747 MODULE_LICENSE("GPL and additional rights");