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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index b4d8ba2789f361..e2cd5894afc9d2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -159,6 +159,8 @@ uint64_t amdgpu_ttm_domain_start(struct amdgpu_device *adev, uint32_t type);
#if IS_ENABLED(CONFIG_DRM_AMDGPU_USERPTR)
int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo, struct page **pages,
struct hmm_range **range);
+void amdgpu_ttm_tt_discard_user_pages(struct ttm_tt *ttm,
+ struct hmm_range *range);
bool amdgpu_ttm_tt_get_user_pages_done(struct ttm_tt *ttm,
struct hmm_range *range);
#else
@@ -168,6 +170,10 @@ static inline int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo,
{
return -EPERM;
}
+static inline void amdgpu_ttm_tt_discard_user_pages(struct ttm_tt *ttm,
+ struct hmm_range *range)
+{
+}
static inline bool amdgpu_ttm_tt_get_user_pages_done(struct ttm_tt *ttm,
struct hmm_range *range)
{