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drm/amdgpu: introduce struct amdgpu_bo_user

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Implement a new struct amdgpu_bo_user as subclass of
struct amdgpu_bo and a function to created amdgpu_bo_user
bo with a flag to identify the owner.

v2: amdgpu_bo_to_amdgpu_bo_user -> to_amdgpu_bo_user()

Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Nirmoy Das
2021-03-05 13:00:22 +01:00
committed by Alex Deucher
parent 9fd5543e95
commit 9ad0d033ed
2 changed files with 42 additions and 0 deletions
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14
drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
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@@ -37,6 +37,8 @@
#define AMDGPU_BO_INVALID_OFFSET LONG_MAX
#define AMDGPU_BO_MAX_PLACEMENTS 3
#define to_amdgpu_bo_user(abo) container_of((abo), struct amdgpu_bo_user, bo)
struct amdgpu_bo_param {
unsigned long size;
int byte_align;
@@ -112,6 +114,15 @@ struct amdgpu_bo {
struct kgd_mem *kfd_bo;
};
struct amdgpu_bo_user {
struct amdgpu_bo bo;
u64 tiling_flags;
u64 metadata_flags;
void *metadata;
u32 metadata_size;
};
static inline struct amdgpu_bo *ttm_to_amdgpu_bo(struct ttm_buffer_object *tbo)
{
return container_of(tbo, struct amdgpu_bo, tbo);
@@ -255,6 +266,9 @@ int amdgpu_bo_create_kernel(struct amdgpu_device *adev,
int amdgpu_bo_create_kernel_at(struct amdgpu_device *adev,
uint64_t offset, uint64_t size, uint32_t domain,
struct amdgpu_bo **bo_ptr, void **cpu_addr);
int amdgpu_bo_create_user(struct amdgpu_device *adev,
struct amdgpu_bo_param *bp,
struct amdgpu_bo_user **ubo_ptr);
void amdgpu_bo_free_kernel(struct amdgpu_bo **bo, u64 *gpu_addr,
void **cpu_addr);
int amdgpu_bo_kmap(struct amdgpu_bo *bo, void **ptr);