Merge branch 'pm-cpufreq'
[linux-2.6-microblaze.git] / drivers / gpu / drm / i915 / intel_device_info.h
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
38 struct drm_printer;
39 struct drm_i915_private;
40 struct intel_gt_definition;
41
42 /* Keep in gen based order, and chronological order within a gen */
43 enum 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_XEHPSDV,
91         INTEL_DG2,
92         INTEL_PONTEVECCHIO,
93         INTEL_METEORLAKE,
94         INTEL_MAX_PLATFORMS
95 };
96
97 /*
98  * Subplatform bits share the same namespace per parent platform. In other words
99  * it is fine for the same bit to be used on multiple parent platforms.
100  */
101
102 #define INTEL_SUBPLATFORM_BITS (3)
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
120 /* ADL */
121 #define INTEL_SUBPLATFORM_RPL   0
122
123 /* ADL-P */
124 /*
125  * As #define INTEL_SUBPLATFORM_RPL 0 will apply
126  * here too, SUBPLATFORM_N will have different
127  * bit set
128  */
129 #define INTEL_SUBPLATFORM_N    1
130 #define INTEL_SUBPLATFORM_RPLU  2
131
132 enum intel_ppgtt_type {
133         INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE,
134         INTEL_PPGTT_ALIASING = I915_GEM_PPGTT_ALIASING,
135         INTEL_PPGTT_FULL = I915_GEM_PPGTT_FULL,
136 };
137
138 #define DEV_INFO_FOR_EACH_FLAG(func) \
139         func(is_mobile); \
140         func(is_lp); \
141         func(require_force_probe); \
142         func(is_dgfx); \
143         /* Keep has_* in alphabetical order */ \
144         func(has_64bit_reloc); \
145         func(has_64k_pages); \
146         func(gpu_reset_clobbers_display); \
147         func(has_reset_engine); \
148         func(has_3d_pipeline); \
149         func(has_flat_ccs); \
150         func(has_global_mocs); \
151         func(has_gmd_id); \
152         func(has_gt_uc); \
153         func(has_heci_pxp); \
154         func(has_heci_gscfi); \
155         func(has_guc_deprivilege); \
156         func(has_guc_tlb_invalidation); \
157         func(has_l3_ccs_read); \
158         func(has_l3_dpf); \
159         func(has_llc); \
160         func(has_logical_ring_contexts); \
161         func(has_logical_ring_elsq); \
162         func(has_media_ratio_mode); \
163         func(has_mslice_steering); \
164         func(has_oa_bpc_reporting); \
165         func(has_oa_slice_contrib_limits); \
166         func(has_oam); \
167         func(has_one_eu_per_fuse_bit); \
168         func(has_pxp); \
169         func(has_rc6); \
170         func(has_rc6p); \
171         func(has_rps); \
172         func(has_runtime_pm); \
173         func(has_snoop); \
174         func(has_coherent_ggtt); \
175         func(tuning_thread_rr_after_dep); \
176         func(unfenced_needs_alignment); \
177         func(hws_needs_physical);
178
179 struct intel_ip_version {
180         u8 ver;
181         u8 rel;
182         u8 step;
183 };
184
185 struct intel_runtime_info {
186         /*
187          * Single "graphics" IP version that represents
188          * render, compute and copy behavior.
189          */
190         struct {
191                 struct intel_ip_version ip;
192         } graphics;
193         struct {
194                 struct intel_ip_version ip;
195         } media;
196
197         /*
198          * Platform mask is used for optimizing or-ed IS_PLATFORM calls into
199          * single runtime conditionals, and also to provide groundwork for
200          * future per platform, or per SKU build optimizations.
201          *
202          * Array can be extended when necessary if the corresponding
203          * BUILD_BUG_ON is hit.
204          */
205         u32 platform_mask[2];
206
207         u16 device_id;
208
209         u32 rawclk_freq;
210
211         struct intel_step_info step;
212
213         unsigned int page_sizes; /* page sizes supported by the HW */
214
215         enum intel_ppgtt_type ppgtt_type;
216         unsigned int ppgtt_size; /* log2, e.g. 31/32/48 bits */
217
218         bool has_pooled_eu;
219 };
220
221 struct intel_device_info {
222         enum intel_platform platform;
223
224         unsigned int dma_mask_size; /* available DMA address bits */
225
226         const struct intel_gt_definition *extra_gt_list;
227
228         u8 gt; /* GT number, 0 if undefined */
229
230         intel_engine_mask_t platform_engine_mask; /* Engines supported by the HW */
231         u32 memory_regions; /* regions supported by the HW */
232
233 #define DEFINE_FLAG(name) u8 name:1
234         DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG);
235 #undef DEFINE_FLAG
236
237         /*
238          * Initial runtime info. Do not access outside of i915_driver_create().
239          */
240         const struct intel_runtime_info __runtime;
241
242         u32 cachelevel_to_pat[I915_MAX_CACHE_LEVEL];
243         u32 max_pat_index;
244 };
245
246 struct intel_driver_caps {
247         unsigned int scheduler;
248         bool has_logical_contexts:1;
249 };
250
251 const char *intel_platform_name(enum intel_platform platform);
252
253 void intel_device_info_driver_create(struct drm_i915_private *i915, u16 device_id,
254                                      const struct intel_device_info *match_info);
255 void intel_device_info_runtime_init_early(struct drm_i915_private *dev_priv);
256 void intel_device_info_runtime_init(struct drm_i915_private *dev_priv);
257
258 void intel_device_info_print(const struct intel_device_info *info,
259                              const struct intel_runtime_info *runtime,
260                              struct drm_printer *p);
261
262 void intel_driver_caps_print(const struct intel_driver_caps *caps,
263                              struct drm_printer *p);
264
265 #endif