a427923f1fa019237ae18c542792ec5ba342eae0
[platform/kernel/linux-starfive.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 "display/intel_display.h"
33
34 #include "gt/intel_engine_types.h"
35 #include "gt/intel_context_types.h"
36 #include "gt/intel_sseu.h"
37
38 struct drm_printer;
39 struct drm_i915_private;
40
41 /* Keep in gen based order, and chronological order within a gen */
42 enum intel_platform {
43         INTEL_PLATFORM_UNINITIALIZED = 0,
44         /* gen2 */
45         INTEL_I830,
46         INTEL_I845G,
47         INTEL_I85X,
48         INTEL_I865G,
49         /* gen3 */
50         INTEL_I915G,
51         INTEL_I915GM,
52         INTEL_I945G,
53         INTEL_I945GM,
54         INTEL_G33,
55         INTEL_PINEVIEW,
56         /* gen4 */
57         INTEL_I965G,
58         INTEL_I965GM,
59         INTEL_G45,
60         INTEL_GM45,
61         /* gen5 */
62         INTEL_IRONLAKE,
63         /* gen6 */
64         INTEL_SANDYBRIDGE,
65         /* gen7 */
66         INTEL_IVYBRIDGE,
67         INTEL_VALLEYVIEW,
68         INTEL_HASWELL,
69         /* gen8 */
70         INTEL_BROADWELL,
71         INTEL_CHERRYVIEW,
72         /* gen9 */
73         INTEL_SKYLAKE,
74         INTEL_BROXTON,
75         INTEL_KABYLAKE,
76         INTEL_GEMINILAKE,
77         INTEL_COFFEELAKE,
78         INTEL_COMETLAKE,
79         /* gen11 */
80         INTEL_ICELAKE,
81         INTEL_ELKHARTLAKE,
82         INTEL_JASPERLAKE,
83         /* gen12 */
84         INTEL_TIGERLAKE,
85         INTEL_ROCKETLAKE,
86         INTEL_DG1,
87         INTEL_ALDERLAKE_S,
88         INTEL_ALDERLAKE_P,
89         INTEL_XEHPSDV,
90         INTEL_DG2,
91         INTEL_PONTEVECCHIO,
92         INTEL_METEORLAKE,
93         INTEL_MAX_PLATFORMS
94 };
95
96 /*
97  * Subplatform bits share the same namespace per parent platform. In other words
98  * it is fine for the same bit to be used on multiple parent platforms.
99  */
100
101 #define INTEL_SUBPLATFORM_BITS (3)
102 #define INTEL_SUBPLATFORM_MASK (BIT(INTEL_SUBPLATFORM_BITS) - 1)
103
104 /* HSW/BDW/SKL/KBL/CFL */
105 #define INTEL_SUBPLATFORM_ULT   (0)
106 #define INTEL_SUBPLATFORM_ULX   (1)
107
108 /* ICL */
109 #define INTEL_SUBPLATFORM_PORTF (0)
110
111 /* TGL */
112 #define INTEL_SUBPLATFORM_UY    (0)
113
114 /* DG2 */
115 #define INTEL_SUBPLATFORM_G10   0
116 #define INTEL_SUBPLATFORM_G11   1
117 #define INTEL_SUBPLATFORM_G12   2
118
119 /* ADL */
120 #define INTEL_SUBPLATFORM_RPL   0
121
122 /* ADL-P */
123 /*
124  * As #define INTEL_SUBPLATFORM_RPL 0 will apply
125  * here too, SUBPLATFORM_N will have different
126  * bit set
127  */
128 #define INTEL_SUBPLATFORM_N    1
129
130 /* MTL */
131 #define INTEL_SUBPLATFORM_M     0
132 #define INTEL_SUBPLATFORM_P     1
133
134 enum intel_ppgtt_type {
135         INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE,
136         INTEL_PPGTT_ALIASING = I915_GEM_PPGTT_ALIASING,
137         INTEL_PPGTT_FULL = I915_GEM_PPGTT_FULL,
138 };
139
140 #define DEV_INFO_FOR_EACH_FLAG(func) \
141         func(is_mobile); \
142         func(is_lp); \
143         func(require_force_probe); \
144         func(is_dgfx); \
145         /* Keep has_* in alphabetical order */ \
146         func(has_64bit_reloc); \
147         func(has_64k_pages); \
148         func(needs_compact_pt); \
149         func(gpu_reset_clobbers_display); \
150         func(has_reset_engine); \
151         func(has_3d_pipeline); \
152         func(has_4tile); \
153         func(has_flat_ccs); \
154         func(has_global_mocs); \
155         func(has_gt_uc); \
156         func(has_heci_pxp); \
157         func(has_heci_gscfi); \
158         func(has_guc_deprivilege); \
159         func(has_l3_ccs_read); \
160         func(has_l3_dpf); \
161         func(has_llc); \
162         func(has_logical_ring_contexts); \
163         func(has_logical_ring_elsq); \
164         func(has_media_ratio_mode); \
165         func(has_mslice_steering); \
166         func(has_one_eu_per_fuse_bit); \
167         func(has_pxp); \
168         func(has_rc6); \
169         func(has_rc6p); \
170         func(has_rps); \
171         func(has_runtime_pm); \
172         func(has_snoop); \
173         func(has_coherent_ggtt); \
174         func(unfenced_needs_alignment); \
175         func(hws_needs_physical);
176
177 #define DEV_INFO_DISPLAY_FOR_EACH_FLAG(func) \
178         /* Keep in alphabetical order */ \
179         func(cursor_needs_physical); \
180         func(has_cdclk_crawl); \
181         func(has_dmc); \
182         func(has_ddi); \
183         func(has_dp_mst); \
184         func(has_dsb); \
185         func(has_dsc); \
186         func(has_fpga_dbg); \
187         func(has_gmch); \
188         func(has_hdcp); \
189         func(has_hotplug); \
190         func(has_hti); \
191         func(has_ipc); \
192         func(has_modular_fia); \
193         func(has_overlay); \
194         func(has_psr); \
195         func(has_psr_hw_tracking); \
196         func(overlay_needs_physical); \
197         func(supports_tv);
198
199 struct ip_version {
200         u8 ver;
201         u8 rel;
202 };
203
204 struct intel_runtime_info {
205         struct ip_version graphics;
206
207         /*
208          * Platform mask is used for optimizing or-ed IS_PLATFORM calls into
209          * single runtime conditionals, and also to provide groundwork for
210          * future per platform, or per SKU build optimizations.
211          *
212          * Array can be extended when necessary if the corresponding
213          * BUILD_BUG_ON is hit.
214          */
215         u32 platform_mask[2];
216
217         u16 device_id;
218
219         intel_engine_mask_t platform_engine_mask; /* Engines supported by the HW */
220
221         u32 rawclk_freq;
222
223         struct intel_step_info step;
224
225         unsigned int page_sizes; /* page sizes supported by the HW */
226
227         enum intel_ppgtt_type ppgtt_type;
228         unsigned int ppgtt_size; /* log2, e.g. 31/32/48 bits */
229
230         u32 memory_regions; /* regions supported by the HW */
231
232         bool has_pooled_eu;
233
234         /* display */
235         struct {
236                 u8 num_sprites[I915_MAX_PIPES];
237                 u8 num_scalers[I915_MAX_PIPES];
238
239                 u8 fbc_mask;
240         };
241 };
242
243 struct intel_device_info {
244         struct ip_version media;
245
246         enum intel_platform platform;
247
248         unsigned int dma_mask_size; /* available DMA address bits */
249
250         u8 gt; /* GT number, 0 if undefined */
251
252 #define DEFINE_FLAG(name) u8 name:1
253         DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG);
254 #undef DEFINE_FLAG
255
256         struct {
257                 u8 ver;
258                 u8 rel;
259
260                 u8 pipe_mask;
261                 u8 cpu_transcoder_mask;
262                 u8 abox_mask;
263
264                 struct {
265                         u16 size; /* in blocks */
266                         u8 slice_mask;
267                 } dbuf;
268
269 #define DEFINE_FLAG(name) u8 name:1
270                 DEV_INFO_DISPLAY_FOR_EACH_FLAG(DEFINE_FLAG);
271 #undef DEFINE_FLAG
272
273                 /* Global register offset for the display engine */
274                 u32 mmio_offset;
275
276                 /* Register offsets for the various display pipes and transcoders */
277                 u32 pipe_offsets[I915_MAX_TRANSCODERS];
278                 u32 trans_offsets[I915_MAX_TRANSCODERS];
279                 u32 cursor_offsets[I915_MAX_PIPES];
280
281                 struct {
282                         u32 degamma_lut_size;
283                         u32 gamma_lut_size;
284                         u32 degamma_lut_tests;
285                         u32 gamma_lut_tests;
286                 } color;
287         } display;
288
289         /*
290          * Initial runtime info. Do not access outside of i915_driver_create().
291          */
292         const struct intel_runtime_info __runtime;
293 };
294
295 struct intel_driver_caps {
296         unsigned int scheduler;
297         bool has_logical_contexts:1;
298 };
299
300 const char *intel_platform_name(enum intel_platform platform);
301
302 void intel_device_info_subplatform_init(struct drm_i915_private *dev_priv);
303 void intel_device_info_runtime_init(struct drm_i915_private *dev_priv);
304
305 void intel_device_info_print(const struct intel_device_info *info,
306                              const struct intel_runtime_info *runtime,
307                              struct drm_printer *p);
308
309 void intel_driver_caps_print(const struct intel_driver_caps *caps,
310                              struct drm_printer *p);
311
312 #endif