1/*
2 * Copyright © 2014-2017 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#ifndef _INTEL_DEVICE_INFO_H_
26#define _INTEL_DEVICE_INFO_H_
27
28#include <uapi/drm/i915_drm.h>
29
30#include "intel_step.h"
31
32#include "gt/intel_engine_types.h"
33#include "gt/intel_context_types.h"
34#include "gt/intel_sseu.h"
35
36#include "gem/i915_gem_object_types.h"
37
38struct drm_printer;
39struct drm_i915_private;
40struct intel_gt_definition;
41
42/* Keep in gen based order, and chronological order within a gen */
43enum intel_platform {
44 INTEL_PLATFORM_UNINITIALIZED = 0,
45 /* gen2 */
46 INTEL_I830,
47 INTEL_I845G,
48 INTEL_I85X,
49 INTEL_I865G,
50 /* gen3 */
51 INTEL_I915G,
52 INTEL_I915GM,
53 INTEL_I945G,
54 INTEL_I945GM,
55 INTEL_G33,
56 INTEL_PINEVIEW,
57 /* gen4 */
58 INTEL_I965G,
59 INTEL_I965GM,
60 INTEL_G45,
61 INTEL_GM45,
62 /* gen5 */
63 INTEL_IRONLAKE,
64 /* gen6 */
65 INTEL_SANDYBRIDGE,
66 /* gen7 */
67 INTEL_IVYBRIDGE,
68 INTEL_VALLEYVIEW,
69 INTEL_HASWELL,
70 /* gen8 */
71 INTEL_BROADWELL,
72 INTEL_CHERRYVIEW,
73 /* gen9 */
74 INTEL_SKYLAKE,
75 INTEL_BROXTON,
76 INTEL_KABYLAKE,
77 INTEL_GEMINILAKE,
78 INTEL_COFFEELAKE,
79 INTEL_COMETLAKE,
80 /* gen11 */
81 INTEL_ICELAKE,
82 INTEL_ELKHARTLAKE,
83 INTEL_JASPERLAKE,
84 /* gen12 */
85 INTEL_TIGERLAKE,
86 INTEL_ROCKETLAKE,
87 INTEL_DG1,
88 INTEL_ALDERLAKE_S,
89 INTEL_ALDERLAKE_P,
90 INTEL_DG2,
91 INTEL_METEORLAKE,
92 INTEL_MAX_PLATFORMS
93};
94
95/*
96 * Subplatform bits share the same namespace per parent platform. In other words
97 * it is fine for the same bit to be used on multiple parent platforms.
98 * Devices can belong to multiple subplatforms if needed, so it's possible to set
99 * multiple bits for same device.
100 */
101
102#define INTEL_SUBPLATFORM_BITS (4)
103#define INTEL_SUBPLATFORM_MASK (BIT(INTEL_SUBPLATFORM_BITS) - 1)
104
105/* HSW/BDW/SKL/KBL/CFL */
106#define INTEL_SUBPLATFORM_ULT (0)
107#define INTEL_SUBPLATFORM_ULX (1)
108
109/* ICL */
110#define INTEL_SUBPLATFORM_PORTF (0)
111
112/* TGL */
113#define INTEL_SUBPLATFORM_UY (0)
114
115/* DG2 */
116#define INTEL_SUBPLATFORM_G10 0
117#define INTEL_SUBPLATFORM_G11 1
118#define INTEL_SUBPLATFORM_G12 2
119#define INTEL_SUBPLATFORM_D 3
120
121/* ADL */
122#define INTEL_SUBPLATFORM_RPL 0
123
124/* ADL-P */
125/*
126 * As #define INTEL_SUBPLATFORM_RPL 0 will apply
127 * here too, SUBPLATFORM_N will have different
128 * bit set
129 */
130#define INTEL_SUBPLATFORM_N 1
131#define INTEL_SUBPLATFORM_RPLU 2
132
133/* MTL */
134#define INTEL_SUBPLATFORM_ARL_H 0
135#define INTEL_SUBPLATFORM_ARL_U 1
136#define INTEL_SUBPLATFORM_ARL_S 2
137
138enum intel_ppgtt_type {
139 INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE,
140 INTEL_PPGTT_ALIASING = I915_GEM_PPGTT_ALIASING,
141 INTEL_PPGTT_FULL = I915_GEM_PPGTT_FULL,
142};
143
144#define DEV_INFO_FOR_EACH_FLAG(func) \
145 func(is_mobile); \
146 func(require_force_probe); \
147 func(is_dgfx); \
148 /* Keep has_* in alphabetical order */ \
149 func(has_64bit_reloc); \
150 func(has_64k_pages); \
151 func(gpu_reset_clobbers_display); \
152 func(has_reset_engine); \
153 func(has_3d_pipeline); \
154 func(has_flat_ccs); \
155 func(has_global_mocs); \
156 func(has_gmd_id); \
157 func(has_gt_uc); \
158 func(has_heci_pxp); \
159 func(has_heci_gscfi); \
160 func(has_guc_deprivilege); \
161 func(has_guc_tlb_invalidation); \
162 func(has_l3_ccs_read); \
163 func(has_l3_dpf); \
164 func(has_llc); \
165 func(has_logical_ring_contexts); \
166 func(has_logical_ring_elsq); \
167 func(has_media_ratio_mode); \
168 func(has_mslice_steering); \
169 func(has_oa_bpc_reporting); \
170 func(has_oa_slice_contrib_limits); \
171 func(has_oam); \
172 func(has_one_eu_per_fuse_bit); \
173 func(has_pxp); \
174 func(has_rc6); \
175 func(has_rc6p); \
176 func(has_rps); \
177 func(has_runtime_pm); \
178 func(has_snoop); \
179 func(has_coherent_ggtt); \
180 func(tuning_thread_rr_after_dep); \
181 func(unfenced_needs_alignment); \
182 func(hws_needs_physical);
183
184struct intel_ip_version {
185 u8 ver;
186 u8 rel;
187 u8 step;
188};
189
190struct intel_runtime_info {
191 /*
192 * Single "graphics" IP version that represents
193 * render, compute and copy behavior.
194 */
195 struct {
196 struct intel_ip_version ip;
197 } graphics;
198 struct {
199 struct intel_ip_version ip;
200 } media;
201
202 /*
203 * Platform mask is used for optimizing or-ed IS_PLATFORM calls into
204 * single runtime conditionals, and also to provide groundwork for
205 * future per platform, or per SKU build optimizations.
206 *
207 * Array can be extended when necessary if the corresponding
208 * BUILD_BUG_ON is hit.
209 */
210 u32 platform_mask[2];
211
212 u16 device_id;
213
214 struct intel_step_info step;
215
216 unsigned int page_sizes; /* page sizes supported by the HW */
217
218 enum intel_ppgtt_type ppgtt_type;
219 unsigned int ppgtt_size; /* log2, e.g. 31/32/48 bits */
220
221 bool has_pooled_eu;
222};
223
224struct intel_device_info {
225 enum intel_platform platform;
226
227 unsigned int dma_mask_size; /* available DMA address bits */
228
229 const struct intel_gt_definition *extra_gt_list;
230
231 u8 gt; /* GT number, 0 if undefined */
232
233 intel_engine_mask_t platform_engine_mask; /* Engines supported by the HW */
234 u32 memory_regions; /* regions supported by the HW */
235
236#define DEFINE_FLAG(name) u8 name:1
237 DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG);
238#undef DEFINE_FLAG
239
240 /*
241 * Initial runtime info. Do not access outside of i915_driver_create().
242 */
243 const struct intel_runtime_info __runtime;
244
245 u32 cachelevel_to_pat[I915_MAX_CACHE_LEVEL];
246 u32 max_pat_index;
247};
248
249struct intel_driver_caps {
250 unsigned int scheduler;
251 bool has_logical_contexts:1;
252};
253
254const char *intel_platform_name(enum intel_platform platform);
255
256void intel_device_info_driver_create(struct drm_i915_private *i915, u16 device_id,
257 const struct intel_device_info *match_info);
258void intel_device_info_runtime_init_early(struct drm_i915_private *dev_priv);
259void intel_device_info_runtime_init(struct drm_i915_private *dev_priv);
260
261void intel_device_info_print(const struct intel_device_info *info,
262 const struct intel_runtime_info *runtime,
263 struct drm_printer *p);
264
265void intel_driver_caps_print(const struct intel_driver_caps *caps,
266 struct drm_printer *p);
267
268#endif
269

source code of linux/drivers/gpu/drm/i915/intel_device_info.h