2 * Copyright © 2014-2017 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 #ifndef _INTEL_DEVICE_INFO_H_
26 #define _INTEL_DEVICE_INFO_H_
28 #include <uapi/drm/i915_drm.h>
30 #include "intel_step.h"
32 #include "display/intel_display.h"
34 #include "gt/intel_engine_types.h"
35 #include "gt/intel_context_types.h"
36 #include "gt/intel_sseu.h"
39 struct drm_i915_private;
40 struct intel_gt_definition;
42 /* Keep in gen based order, and chronological order within a gen */
44 INTEL_PLATFORM_UNINITIALIZED = 0,
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.
102 #define INTEL_SUBPLATFORM_BITS (3)
103 #define INTEL_SUBPLATFORM_MASK (BIT(INTEL_SUBPLATFORM_BITS) - 1)
105 /* HSW/BDW/SKL/KBL/CFL */
106 #define INTEL_SUBPLATFORM_ULT (0)
107 #define INTEL_SUBPLATFORM_ULX (1)
110 #define INTEL_SUBPLATFORM_PORTF (0)
113 #define INTEL_SUBPLATFORM_UY (0)
116 #define INTEL_SUBPLATFORM_G10 0
117 #define INTEL_SUBPLATFORM_G11 1
118 #define INTEL_SUBPLATFORM_G12 2
121 #define INTEL_SUBPLATFORM_RPL 0
125 * As #define INTEL_SUBPLATFORM_RPL 0 will apply
126 * here too, SUBPLATFORM_N will have different
129 #define INTEL_SUBPLATFORM_N 1
132 #define INTEL_SUBPLATFORM_M 0
133 #define INTEL_SUBPLATFORM_P 1
135 enum intel_ppgtt_type {
136 INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE,
137 INTEL_PPGTT_ALIASING = I915_GEM_PPGTT_ALIASING,
138 INTEL_PPGTT_FULL = I915_GEM_PPGTT_FULL,
141 #define DEV_INFO_FOR_EACH_FLAG(func) \
144 func(require_force_probe); \
146 /* Keep has_* in alphabetical order */ \
147 func(has_64bit_reloc); \
148 func(has_64k_pages); \
149 func(gpu_reset_clobbers_display); \
150 func(has_reset_engine); \
151 func(has_3d_pipeline); \
153 func(has_flat_ccs); \
154 func(has_global_mocs); \
157 func(has_heci_pxp); \
158 func(has_heci_gscfi); \
159 func(has_guc_deprivilege); \
160 func(has_l3_ccs_read); \
163 func(has_logical_ring_contexts); \
164 func(has_logical_ring_elsq); \
165 func(has_media_ratio_mode); \
166 func(has_mslice_steering); \
167 func(has_oa_bpc_reporting); \
168 func(has_oa_slice_contrib_limits); \
169 func(has_one_eu_per_fuse_bit); \
174 func(has_runtime_pm); \
176 func(has_coherent_ggtt); \
177 func(tuning_thread_rr_after_dep); \
178 func(unfenced_needs_alignment); \
179 func(hws_needs_physical);
181 #define DEV_INFO_DISPLAY_FOR_EACH_FLAG(func) \
182 /* Keep in alphabetical order */ \
183 func(cursor_needs_physical); \
184 func(has_cdclk_crawl); \
185 func(has_cdclk_squash); \
189 func(has_fpga_dbg); \
194 func(has_modular_fia); \
197 func(has_psr_hw_tracking); \
198 func(overlay_needs_physical); \
201 struct intel_ip_version {
207 struct intel_runtime_info {
209 * Single "graphics" IP version that represents
210 * render, compute and copy behavior.
213 struct intel_ip_version ip;
216 struct intel_ip_version ip;
219 struct intel_ip_version ip;
223 * Platform mask is used for optimizing or-ed IS_PLATFORM calls into
224 * single runtime conditionals, and also to provide groundwork for
225 * future per platform, or per SKU build optimizations.
227 * Array can be extended when necessary if the corresponding
228 * BUILD_BUG_ON is hit.
230 u32 platform_mask[2];
234 intel_engine_mask_t platform_engine_mask; /* Engines supported by the HW */
238 struct intel_step_info step;
240 unsigned int page_sizes; /* page sizes supported by the HW */
242 enum intel_ppgtt_type ppgtt_type;
243 unsigned int ppgtt_size; /* log2, e.g. 31/32/48 bits */
245 u32 memory_regions; /* regions supported by the HW */
252 u8 cpu_transcoder_mask;
254 u8 num_sprites[I915_MAX_PIPES];
255 u8 num_scalers[I915_MAX_PIPES];
265 struct intel_device_info {
266 enum intel_platform platform;
268 unsigned int dma_mask_size; /* available DMA address bits */
270 const struct intel_gt_definition *extra_gt_list;
272 u8 gt; /* GT number, 0 if undefined */
274 #define DEFINE_FLAG(name) u8 name:1
275 DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG);
282 u16 size; /* in blocks */
286 #define DEFINE_FLAG(name) u8 name:1
287 DEV_INFO_DISPLAY_FOR_EACH_FLAG(DEFINE_FLAG);
290 /* Global register offset for the display engine */
293 /* Register offsets for the various display pipes and transcoders */
294 u32 pipe_offsets[I915_MAX_TRANSCODERS];
295 u32 trans_offsets[I915_MAX_TRANSCODERS];
296 u32 cursor_offsets[I915_MAX_PIPES];
299 u32 degamma_lut_size;
301 u32 degamma_lut_tests;
307 * Initial runtime info. Do not access outside of i915_driver_create().
309 const struct intel_runtime_info __runtime;
312 struct intel_driver_caps {
313 unsigned int scheduler;
314 bool has_logical_contexts:1;
317 const char *intel_platform_name(enum intel_platform platform);
319 void intel_device_info_runtime_init_early(struct drm_i915_private *dev_priv);
320 void intel_device_info_runtime_init(struct drm_i915_private *dev_priv);
322 void intel_device_info_print(const struct intel_device_info *info,
323 const struct intel_runtime_info *runtime,
324 struct drm_printer *p);
326 void intel_driver_caps_print(const struct intel_driver_caps *caps,
327 struct drm_printer *p);