drm/tegra: Use .dumb_map_offset and .dumb_destroy defaults

This driver can use the drm_driver.dumb_destroy and
drm_driver.dumb_map_offset defaults, so no need to set them.

Cc: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1502034068-51384-7-git-send-email-noralf@tronnes.org

1 files changed, 0 insertions, 21 deletions

diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index 7a39a355678a..c6079affe642 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c
@@ -423,27 +423,6 @@ int tegra_bo_dumb_create(struct drm_file *file, struct drm_device *drm,
         return 0;
 }
 
-int tegra_bo_dumb_map_offset(struct drm_file *file, struct drm_device *drm,
-                             u32 handle, u64 *offset)
-{
-        struct drm_gem_object *gem;
-        struct tegra_bo *bo;
-
-        gem = drm_gem_object_lookup(file, handle);
-        if (!gem) {
-                dev_err(drm->dev, "failed to lookup GEM object\n");
-                return -EINVAL;
-        }
-
-        bo = to_tegra_bo(gem);
-
-        *offset = drm_vma_node_offset_addr(&bo->gem.vma_node);
-
-        drm_gem_object_unreference_unlocked(gem);
-
-        return 0;
-}
-
 static int tegra_bo_fault(struct vm_fault *vmf)
 {
         struct vm_area_struct *vma = vmf->vma;