diff options
Diffstat (limited to 'linux-core/drm_bo.c')
| -rw-r--r-- | linux-core/drm_bo.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index eced94ea..e7b9c5b1 100644 --- a/linux-core/drm_bo.c +++ b/linux-core/drm_bo.c @@ -137,27 +137,32 @@ static int drm_bo_add_ttm(struct drm_buffer_object *bo) { struct drm_device *dev = bo->dev; int ret = 0; + uint32_t page_flags = 0; DRM_ASSERT_LOCKED(&bo->mutex); bo->ttm = NULL; + if (bo->mem.mask & DRM_BO_FLAG_WRITE) + page_flags |= DRM_TTM_PAGE_WRITE; + switch (bo->type) { case drm_bo_type_dc: case drm_bo_type_kernel: - bo->ttm = drm_ttm_create(dev, bo->num_pages << PAGE_SHIFT, 0); + bo->ttm = drm_ttm_create(dev, bo->num_pages << PAGE_SHIFT, + page_flags, dev->bm.dummy_read_page); if (!bo->ttm) ret = -ENOMEM; break; case drm_bo_type_user: - bo->ttm = drm_ttm_create(dev, bo->num_pages << PAGE_SHIFT, DRM_TTM_PAGE_USER); + bo->ttm = drm_ttm_create(dev, bo->num_pages << PAGE_SHIFT, + page_flags | DRM_TTM_PAGE_USER, + dev->bm.dummy_read_page); if (!bo->ttm) ret = -ENOMEM; ret = drm_ttm_set_user(bo->ttm, current, - bo->mem.mask & DRM_BO_FLAG_WRITE, bo->buffer_start, - bo->num_pages, - dev->bm.dummy_read_page); + bo->num_pages); if (ret) return ret; |