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_pooled_eu); \
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 #define DEV_INFO_DISPLAY_FOR_EACH_FLAG(func) \
180 	/* Keep in alphabetical order */ \
181 	func(cursor_needs_physical); \
182 	func(has_cdclk_crawl); \
183 	func(has_dmc); \
184 	func(has_ddi); \
185 	func(has_dp_mst); \
186 	func(has_dsb); \
187 	func(has_dsc); \
188 	func(has_fpga_dbg); \
189 	func(has_gmch); \
190 	func(has_hdcp); \
191 	func(has_hotplug); \
192 	func(has_hti); \
193 	func(has_ipc); \
194 	func(has_modular_fia); \
195 	func(has_overlay); \
196 	func(has_psr); \
197 	func(has_psr_hw_tracking); \
198 	func(overlay_needs_physical); \
199 	func(supports_tv);
200 
201 struct ip_version {
202 	u8 ver;
203 	u8 rel;
204 };
205 
206 struct intel_device_info {
207 	struct ip_version graphics;
208 	struct ip_version media;
209 
210 	intel_engine_mask_t platform_engine_mask; /* Engines supported by the HW */
211 
212 	enum intel_platform platform;
213 
214 	unsigned int dma_mask_size; /* available DMA address bits */
215 
216 	enum intel_ppgtt_type ppgtt_type;
217 	unsigned int ppgtt_size; /* log2, e.g. 31/32/48 bits */
218 
219 	unsigned int page_sizes; /* page sizes supported by the HW */
220 
221 	u32 memory_regions; /* regions supported by the HW */
222 
223 	u8 gt; /* GT number, 0 if undefined */
224 
225 #define DEFINE_FLAG(name) u8 name:1
226 	DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG);
227 #undef DEFINE_FLAG
228 
229 	struct {
230 		u8 ver;
231 		u8 rel;
232 
233 		u8 pipe_mask;
234 		u8 cpu_transcoder_mask;
235 		u8 fbc_mask;
236 		u8 abox_mask;
237 
238 		struct {
239 			u16 size; /* in blocks */
240 			u8 slice_mask;
241 		} dbuf;
242 
243 #define DEFINE_FLAG(name) u8 name:1
244 		DEV_INFO_DISPLAY_FOR_EACH_FLAG(DEFINE_FLAG);
245 #undef DEFINE_FLAG
246 
247 		/* Global register offset for the display engine */
248 		u32 mmio_offset;
249 
250 		/* Register offsets for the various display pipes and transcoders */
251 		u32 pipe_offsets[I915_MAX_TRANSCODERS];
252 		u32 trans_offsets[I915_MAX_TRANSCODERS];
253 		u32 cursor_offsets[I915_MAX_PIPES];
254 
255 		struct {
256 			u32 degamma_lut_size;
257 			u32 gamma_lut_size;
258 			u32 degamma_lut_tests;
259 			u32 gamma_lut_tests;
260 		} color;
261 	} display;
262 };
263 
264 struct intel_runtime_info {
265 	/*
266 	 * Platform mask is used for optimizing or-ed IS_PLATFORM calls into
267 	 * into single runtime conditionals, and also to provide groundwork
268 	 * for future per platform, or per SKU build optimizations.
269 	 *
270 	 * Array can be extended when necessary if the corresponding
271 	 * BUILD_BUG_ON is hit.
272 	 */
273 	u32 platform_mask[2];
274 
275 	u16 device_id;
276 
277 	u8 num_sprites[I915_MAX_PIPES];
278 	u8 num_scalers[I915_MAX_PIPES];
279 
280 	u32 rawclk_freq;
281 
282 	struct intel_step_info step;
283 };
284 
285 struct intel_driver_caps {
286 	unsigned int scheduler;
287 	bool has_logical_contexts:1;
288 };
289 
290 const char *intel_platform_name(enum intel_platform platform);
291 
292 void intel_device_info_subplatform_init(struct drm_i915_private *dev_priv);
293 void intel_device_info_runtime_init(struct drm_i915_private *dev_priv);
294 
295 void intel_device_info_print_static(const struct intel_device_info *info,
296 				    struct drm_printer *p);
297 void intel_device_info_print_runtime(const struct intel_runtime_info *info,
298 				     struct drm_printer *p);
299 
300 void intel_driver_caps_print(const struct intel_driver_caps *caps,
301 			     struct drm_printer *p);
302 
303 #endif
304