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;
41 /* Keep in gen based order, and chronological order within a gen */
43 INTEL_PLATFORM_UNINITIALIZED = 0,
95 * Subplatform bits share the same namespace per parent platform. In other words
96 * it is fine for the same bit to be used on multiple parent platforms.
99 #define INTEL_SUBPLATFORM_BITS (2)
100 #define INTEL_SUBPLATFORM_MASK (BIT(INTEL_SUBPLATFORM_BITS) - 1)
102 /* HSW/BDW/SKL/KBL/CFL */
103 #define INTEL_SUBPLATFORM_ULT (0)
104 #define INTEL_SUBPLATFORM_ULX (1)
107 #define INTEL_SUBPLATFORM_PORTF (0)
110 #define INTEL_SUBPLATFORM_G10 0
111 #define INTEL_SUBPLATFORM_G11 1
113 enum intel_ppgtt_type {
114 INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE,
115 INTEL_PPGTT_ALIASING = I915_GEM_PPGTT_ALIASING,
116 INTEL_PPGTT_FULL = I915_GEM_PPGTT_FULL,
119 #define DEV_INFO_FOR_EACH_FLAG(func) \
122 func(require_force_probe); \
124 /* Keep has_* in alphabetical order */ \
125 func(has_64bit_reloc); \
126 func(gpu_reset_clobbers_display); \
127 func(has_reset_engine); \
128 func(has_global_mocs); \
132 func(has_logical_ring_contexts); \
133 func(has_logical_ring_elsq); \
134 func(has_pooled_eu); \
138 func(has_runtime_pm); \
140 func(has_coherent_ggtt); \
141 func(unfenced_needs_alignment); \
142 func(hws_needs_physical);
144 #define DEV_INFO_DISPLAY_FOR_EACH_FLAG(func) \
145 /* Keep in alphabetical order */ \
146 func(cursor_needs_physical); \
147 func(has_cdclk_crawl); \
154 func(has_fpga_dbg); \
160 func(has_modular_fia); \
163 func(has_psr_hw_tracking); \
164 func(overlay_needs_physical); \
167 struct intel_device_info {
173 u8 gt; /* GT number, 0 if undefined */
174 intel_engine_mask_t platform_engine_mask; /* Engines supported by the HW */
176 enum intel_platform platform;
178 unsigned int dma_mask_size; /* available DMA address bits */
180 enum intel_ppgtt_type ppgtt_type;
181 unsigned int ppgtt_size; /* log2, e.g. 31/32/48 bits */
183 unsigned int page_sizes; /* page sizes supported by the HW */
185 u32 memory_regions; /* regions supported by the HW */
187 u32 display_mmio_offset;
190 u8 cpu_transcoder_mask;
194 #define DEFINE_FLAG(name) u8 name:1
195 DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG);
201 #define DEFINE_FLAG(name) u8 name:1
202 DEV_INFO_DISPLAY_FOR_EACH_FLAG(DEFINE_FLAG);
207 u16 size; /* in blocks */
211 /* Register offsets for the various display pipes and transcoders */
212 int pipe_offsets[I915_MAX_TRANSCODERS];
213 int trans_offsets[I915_MAX_TRANSCODERS];
214 int cursor_offsets[I915_MAX_PIPES];
217 u32 degamma_lut_size;
219 u32 degamma_lut_tests;
224 struct intel_runtime_info {
226 * Platform mask is used for optimizing or-ed IS_PLATFORM calls into
227 * into single runtime conditionals, and also to provide groundwork
228 * for future per platform, or per SKU build optimizations.
230 * Array can be extended when necessary if the corresponding
231 * BUILD_BUG_ON is hit.
233 u32 platform_mask[2];
237 u8 num_sprites[I915_MAX_PIPES];
238 u8 num_scalers[I915_MAX_PIPES];
242 struct intel_step_info step;
245 struct intel_driver_caps {
246 unsigned int scheduler;
247 bool has_logical_contexts:1;
250 const char *intel_platform_name(enum intel_platform platform);
252 void intel_device_info_subplatform_init(struct drm_i915_private *dev_priv);
253 void intel_device_info_runtime_init(struct drm_i915_private *dev_priv);
255 void intel_device_info_print_static(const struct intel_device_info *info,
256 struct drm_printer *p);
257 void intel_device_info_print_runtime(const struct intel_runtime_info *info,
258 struct drm_printer *p);
260 void intel_driver_caps_print(const struct intel_driver_caps *caps,
261 struct drm_printer *p);