diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_object.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_object.h | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_object.h b/drivers/gpu/drm/i915/i915_gem_object.h index 5b19a4916a4d..c30d8f808185 100644 --- a/drivers/gpu/drm/i915/i915_gem_object.h +++ b/drivers/gpu/drm/i915/i915_gem_object.h @@ -33,8 +33,24 @@ #include <drm/i915_drm.h> +#include "i915_gem_request.h" #include "i915_selftest.h" +struct drm_i915_gem_object; + +/* + * struct i915_lut_handle tracks the fast lookups from handle to vma used + * for execbuf. Although we use a radixtree for that mapping, in order to + * remove them as the object or context is closed, we need a secondary list + * and a translation entry (i915_lut_handle). + */ +struct i915_lut_handle { + struct list_head obj_link; + struct list_head ctx_link; + struct i915_gem_context *ctx; + u32 handle; +}; + struct drm_i915_gem_object_ops { unsigned int flags; #define I915_GEM_OBJECT_HAS_STRUCT_PAGE BIT(0) @@ -86,7 +102,15 @@ struct drm_i915_gem_object { * They are also added to @vma_list for easy iteration. */ struct rb_root vma_tree; - struct i915_vma *vma_hashed; + + /** + * @lut_list: List of vma lookup entries in use for this object. + * + * If this object is closed, we need to remove all of its VMA from + * the fast lookup index in associated contexts; @lut_list provides + * this translation from object to context->handles_vma. + */ + struct list_head lut_list; /** Stolen memory for this object, instead of being backed by shmem. */ struct drm_mm_node *stolen; @@ -118,8 +142,10 @@ struct drm_i915_gem_object { */ unsigned long gt_ro:1; unsigned int cache_level:3; + unsigned int cache_coherent:2; +#define I915_BO_CACHE_COHERENT_FOR_READ BIT(0) +#define I915_BO_CACHE_COHERENT_FOR_WRITE BIT(1) unsigned int cache_dirty:1; - unsigned int cache_coherent:1; atomic_t frontbuffer_bits; unsigned int frontbuffer_ggtt_origin; /* write once */ @@ -391,6 +417,8 @@ i915_gem_object_last_write_engine(struct drm_i915_gem_object *obj) return engine; } +void i915_gem_object_set_cache_coherency(struct drm_i915_gem_object *obj, + unsigned int cache_level); void i915_gem_object_flush_if_display(struct drm_i915_gem_object *obj); #endif |