diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_ttm_buddy_manager.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_ttm_buddy_manager.h | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_ttm_buddy_manager.h b/drivers/gpu/drm/i915/i915_ttm_buddy_manager.h index 0722d33f3e14..52d9586d242c 100644 --- a/drivers/gpu/drm/i915/i915_ttm_buddy_manager.h +++ b/drivers/gpu/drm/i915/i915_ttm_buddy_manager.h @@ -13,13 +13,16 @@ struct ttm_device; struct ttm_resource_manager; -struct i915_buddy_mm; +struct drm_buddy; /** * struct i915_ttm_buddy_resource * * @base: struct ttm_resource base class we extend * @blocks: the list of struct i915_buddy_block for this resource/allocation + * @flags: DRM_BUDDY_*_ALLOCATION flags + * @used_visible_size: How much of this resource, if any, uses the CPU visible + * portion, in pages. * @mm: the struct i915_buddy_mm for this resource * * Extends the struct ttm_resource to manage an address space allocation with @@ -28,7 +31,9 @@ struct i915_buddy_mm; struct i915_ttm_buddy_resource { struct ttm_resource base; struct list_head blocks; - struct i915_buddy_mm *mm; + unsigned long flags; + unsigned long used_visible_size; + struct drm_buddy *mm; }; /** @@ -46,11 +51,19 @@ to_ttm_buddy_resource(struct ttm_resource *res) int i915_ttm_buddy_man_init(struct ttm_device *bdev, unsigned type, bool use_tt, - u64 size, u64 default_page_size, u64 chunk_size); + u64 size, u64 visible_size, + u64 default_page_size, u64 chunk_size); int i915_ttm_buddy_man_fini(struct ttm_device *bdev, unsigned int type); int i915_ttm_buddy_man_reserve(struct ttm_resource_manager *man, u64 start, u64 size); +u64 i915_ttm_buddy_man_visible_size(struct ttm_resource_manager *man); + +#if IS_ENABLED(CONFIG_DRM_I915_SELFTEST) +void i915_ttm_buddy_man_force_visible_size(struct ttm_resource_manager *man, + u64 size); +#endif + #endif |