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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h
index 0e04e42cf809..5f5fd9a911c2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h
@@ -35,12 +35,26 @@ struct amdgpu_vram_mgr {
struct list_head reserved_pages;
atomic64_t vis_usage;
u64 default_page_size;
+ struct list_head allocated_vres_list;
+};
+
+struct amdgpu_vres_task {
+ pid_t pid;
+ char comm[TASK_COMM_LEN];
+};
+
+struct amdgpu_vram_block_info {
+ u64 start;
+ u64 size;
+ struct amdgpu_vres_task task;
};
struct amdgpu_vram_mgr_resource {
struct ttm_resource base;
struct list_head blocks;
unsigned long flags;
+ struct list_head vres_node;
+ struct amdgpu_vres_task task;
};
static inline u64 amdgpu_vram_mgr_block_start(struct drm_buddy_block *block)
@@ -53,10 +67,26 @@ static inline u64 amdgpu_vram_mgr_block_size(struct drm_buddy_block *block)
return (u64)PAGE_SIZE << drm_buddy_block_order(block);
}
+static inline bool amdgpu_vram_mgr_is_cleared(struct drm_buddy_block *block)
+{
+ return drm_buddy_block_is_clear(block);
+}
+
static inline struct amdgpu_vram_mgr_resource *
to_amdgpu_vram_mgr_resource(struct ttm_resource *res)
{
return container_of(res, struct amdgpu_vram_mgr_resource, base);
}
+static inline void amdgpu_vram_mgr_set_cleared(struct ttm_resource *res)
+{
+ struct amdgpu_vram_mgr_resource *ares = to_amdgpu_vram_mgr_resource(res);
+
+ WARN_ON(ares->flags & DRM_BUDDY_CLEARED);
+ ares->flags |= DRM_BUDDY_CLEARED;
+}
+
+int amdgpu_vram_mgr_query_address_block_info(struct amdgpu_vram_mgr *mgr,
+ uint64_t address, struct amdgpu_vram_block_info *info);
+
#endif