diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_device_info.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_device_info.h | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h new file mode 100644 index 000000000000..49cb27bd04c1 --- /dev/null +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -0,0 +1,183 @@ +/* + * Copyright © 2014-2017 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + */ + +#ifndef _INTEL_DEVICE_INFO_H_ +#define _INTEL_DEVICE_INFO_H_ + +#include "intel_display.h" + +struct drm_printer; +struct drm_i915_private; + +/* Keep in gen based order, and chronological order within a gen */ +enum intel_platform { + INTEL_PLATFORM_UNINITIALIZED = 0, + /* gen2 */ + INTEL_I830, + INTEL_I845G, + INTEL_I85X, + INTEL_I865G, + /* gen3 */ + INTEL_I915G, + INTEL_I915GM, + INTEL_I945G, + INTEL_I945GM, + INTEL_G33, + INTEL_PINEVIEW, + /* gen4 */ + INTEL_I965G, + INTEL_I965GM, + INTEL_G45, + INTEL_GM45, + /* gen5 */ + INTEL_IRONLAKE, + /* gen6 */ + INTEL_SANDYBRIDGE, + /* gen7 */ + INTEL_IVYBRIDGE, + INTEL_VALLEYVIEW, + INTEL_HASWELL, + /* gen8 */ + INTEL_BROADWELL, + INTEL_CHERRYVIEW, + /* gen9 */ + INTEL_SKYLAKE, + INTEL_BROXTON, + INTEL_KABYLAKE, + INTEL_GEMINILAKE, + INTEL_COFFEELAKE, + /* gen10 */ + INTEL_CANNONLAKE, + INTEL_MAX_PLATFORMS +}; + +#define DEV_INFO_FOR_EACH_FLAG(func) \ + func(is_mobile); \ + func(is_lp); \ + func(is_alpha_support); \ + /* Keep has_* in alphabetical order */ \ + func(has_64bit_reloc); \ + func(has_aliasing_ppgtt); \ + func(has_csr); \ + func(has_ddi); \ + func(has_dp_mst); \ + func(has_reset_engine); \ + func(has_fbc); \ + func(has_fpga_dbg); \ + func(has_full_ppgtt); \ + func(has_full_48bit_ppgtt); \ + func(has_gmch_display); \ + func(has_guc); \ + func(has_guc_ct); \ + func(has_hotplug); \ + func(has_l3_dpf); \ + func(has_llc); \ + func(has_logical_ring_contexts); \ + func(has_logical_ring_preemption); \ + func(has_overlay); \ + func(has_pooled_eu); \ + func(has_psr); \ + func(has_rc6); \ + func(has_rc6p); \ + func(has_resource_streamer); \ + func(has_runtime_pm); \ + func(has_snoop); \ + func(unfenced_needs_alignment); \ + func(cursor_needs_physical); \ + func(hws_needs_physical); \ + func(overlay_needs_physical); \ + func(supports_tv); \ + func(has_ipc); + +struct sseu_dev_info { + u8 slice_mask; + u8 subslice_mask; + u8 eu_total; + u8 eu_per_subslice; + u8 min_eu_in_pool; + /* For each slice, which subslice(s) has(have) 7 EUs (bitfield)? */ + u8 subslice_7eu[3]; + u8 has_slice_pg:1; + u8 has_subslice_pg:1; + u8 has_eu_pg:1; +}; + +struct intel_device_info { + u16 device_id; + u16 gen_mask; + + u8 gen; + u8 gt; /* GT number, 0 if undefined */ + u8 num_rings; + u8 ring_mask; /* Rings supported by the HW */ + + enum intel_platform platform; + u32 platform_mask; + + u32 display_mmio_offset; + + u8 num_pipes; + u8 num_sprites[I915_MAX_PIPES]; + u8 num_scalers[I915_MAX_PIPES]; + + unsigned int page_sizes; /* page sizes supported by the HW */ + +#define DEFINE_FLAG(name) u8 name:1 + DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG); +#undef DEFINE_FLAG + u16 ddb_size; /* in blocks */ + + /* Register offsets for the various display pipes and transcoders */ + int pipe_offsets[I915_MAX_TRANSCODERS]; + int trans_offsets[I915_MAX_TRANSCODERS]; + int palette_offsets[I915_MAX_PIPES]; + int cursor_offsets[I915_MAX_PIPES]; + + /* Slice/subslice/EU info */ + struct sseu_dev_info sseu; + + u32 cs_timestamp_frequency_khz; + + struct color_luts { + u16 degamma_lut_size; + u16 gamma_lut_size; + } color; +}; + +static inline unsigned int sseu_subslice_total(const struct sseu_dev_info *sseu) +{ + return hweight8(sseu->slice_mask) * hweight8(sseu->subslice_mask); +} + +const char *intel_platform_name(enum intel_platform platform); + +void intel_device_info_runtime_init(struct intel_device_info *info); +void intel_device_info_dump(const struct intel_device_info *info, + struct drm_printer *p); +void intel_device_info_dump_flags(const struct intel_device_info *info, + struct drm_printer *p); +void intel_device_info_dump_runtime(const struct intel_device_info *info, + struct drm_printer *p); + +#endif |