diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_device_info.h')
-rw-r--r-- | drivers/gpu/drm/i915/intel_device_info.h | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index 7e04b4829aba..616e9f707877 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -77,6 +77,21 @@ enum intel_platform { INTEL_MAX_PLATFORMS }; +/* + * Subplatform bits share the same namespace per parent platform. In other words + * it is fine for the same bit to be used on multiple parent platforms. + */ + +#define INTEL_SUBPLATFORM_BITS (3) + +/* HSW/BDW/SKL/KBL/CFL */ +#define INTEL_SUBPLATFORM_ULT (0) +#define INTEL_SUBPLATFORM_ULX (1) +#define INTEL_SUBPLATFORM_AML (2) + +/* CNL/ICL */ +#define INTEL_SUBPLATFORM_PORTF (0) + enum intel_ppgtt_type { INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE, INTEL_PPGTT_ALIASING = I915_GEM_PPGTT_ALIASING, @@ -160,7 +175,6 @@ struct intel_device_info { intel_engine_mask_t engine_mask; /* Engines supported by the HW */ enum intel_platform platform; - u32 platform_mask; enum intel_ppgtt_type ppgtt_type; unsigned int ppgtt_size; /* log2, e.g. 31/32/48 bits */ @@ -197,6 +211,16 @@ struct intel_device_info { }; struct intel_runtime_info { + /* + * Platform mask is used for optimizing or-ed IS_PLATFORM calls into + * into single runtime conditionals, and also to provide groundwork + * for future per platform, or per SKU build optimizations. + * + * Array can be extended when necessary if the corresponding + * BUILD_BUG_ON is hit. + */ + u32 platform_mask[2]; + u16 device_id; u8 num_sprites[I915_MAX_PIPES]; @@ -267,6 +291,7 @@ static inline void sseu_set_eus(struct sseu_dev_info *sseu, const char *intel_platform_name(enum intel_platform platform); +void intel_device_info_subplatform_init(struct drm_i915_private *dev_priv); void intel_device_info_runtime_init(struct drm_i915_private *dev_priv); void intel_device_info_dump_flags(const struct intel_device_info *info, struct drm_printer *p); |