diff options
| author | Philip Yang <Philip.Yang@amd.com> | 2020-02-24 21:17:30 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-20 21:46:43 -0400 |
| commit | 04d8d73dbcbe645a378fca6adc6f0e7111e46c17 (patch) | |
| tree | 1dc3c28b81af9a204f067134461f11afda21c38e /drivers/gpu/drm/amd/amdgpu/amdgpu_mn.h | |
| parent | c5e2e4781ac5760c6b5efb09fed6ac7725fcf041 (diff) | |
drm/amdgpu: add common HMM get pages function
Move the HMM get pages function from amdgpu_ttm and to amdgpu_mn. This
common function will be used by new svm APIs.
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mn.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_mn.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.h index a292238f75eb..7f7d37a457c3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.h @@ -30,6 +30,13 @@ #include <linux/workqueue.h> #include <linux/interval_tree.h> +int amdgpu_hmm_range_get_pages(struct mmu_interval_notifier *notifier, + struct mm_struct *mm, struct page **pages, + uint64_t start, uint64_t npages, + struct hmm_range **phmm_range, bool readonly, + bool mmap_locked); +int amdgpu_hmm_range_get_pages_done(struct hmm_range *hmm_range); + #if defined(CONFIG_HMM_MIRROR) int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr); void amdgpu_mn_unregister(struct amdgpu_bo *bo); |