diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index e67785191032..fe887f361be8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -685,6 +685,24 @@ void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct page **pages) } } +void amdgpu_ttm_tt_mark_user_pages(struct ttm_tt *ttm) +{ + struct amdgpu_ttm_tt *gtt = (void *)ttm; + unsigned i; + + for (i = 0; i < ttm->num_pages; ++i) { + struct page *page = ttm->pages[i]; + + if (!page) + continue; + + if (!(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY)) + set_page_dirty(page); + + mark_page_accessed(page); + } +} + static void amdgpu_trace_dma_map(struct ttm_tt *ttm) { struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev); @@ -740,7 +758,6 @@ static void amdgpu_ttm_tt_unpin_userptr(struct ttm_tt *ttm) { struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev); struct amdgpu_ttm_tt *gtt = (void *)ttm; - struct sg_page_iter sg_iter; int write = !(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY); enum dma_data_direction direction = write ? @@ -753,13 +770,7 @@ static void amdgpu_ttm_tt_unpin_userptr(struct ttm_tt *ttm) /* free the sg table and pages again */ dma_unmap_sg(adev->dev, ttm->sg->sgl, ttm->sg->nents, direction); - for_each_sg_page(ttm->sg->sgl, &sg_iter, ttm->sg->nents, 0) { - struct page *page = sg_page_iter_page(&sg_iter); - if (!(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY)) - set_page_dirty(page); - - mark_page_accessed(page); - } + amdgpu_ttm_tt_mark_user_pages(ttm); amdgpu_trace_dma_unmap(ttm); |