diff options
Diffstat (limited to 'linux-core/drm_ttm.c')
| -rw-r--r-- | linux-core/drm_ttm.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/linux-core/drm_ttm.c b/linux-core/drm_ttm.c index 33bbe1d4..fd03f6e8 100644 --- a/linux-core/drm_ttm.c +++ b/linux-core/drm_ttm.c @@ -207,6 +207,7 @@ struct page *drm_ttm_get_page(struct drm_ttm * ttm, int index) } return p; } +EXPORT_SYMBOL(drm_ttm_get_page); int drm_ttm_populate(struct drm_ttm * ttm) { @@ -311,7 +312,7 @@ void drm_ttm_unbind(struct drm_ttm * ttm) int drm_bind_ttm(struct drm_ttm * ttm, struct drm_bo_mem_reg *bo_mem) { - + struct drm_bo_driver *bo_driver = ttm->dev->driver->bo_driver; int ret = 0; struct drm_ttm_backend *be; @@ -328,7 +329,9 @@ int drm_bind_ttm(struct drm_ttm * ttm, struct drm_bo_mem_reg *bo_mem) if (ttm->state == ttm_unbound && !(bo_mem->flags & DRM_BO_FLAG_CACHED)) { drm_set_caching(ttm, DRM_TTM_PAGE_UNCACHED); - } + } else if ((bo_mem->flags & DRM_BO_FLAG_CACHED_MAPPED) && + bo_driver->ttm_cache_flush) + bo_driver->ttm_cache_flush(ttm); if ((ret = be->func->bind(be, bo_mem))) { ttm->state = ttm_evicted; |