drm/exynos: Don't cast GEM object to Exynos GEM object when not needed

The exynos_drm_gem_dumb_map_offset() doesn't need to access any
Exynos-specific GEM object fields, don't cast the GEM object.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
This commit is contained in:
Laurent Pinchart 2012-05-16 17:08:55 +02:00 committed by Inki Dae
parent 293a1c128e
commit 6037bafa2e

View File

@ -689,7 +689,6 @@ int exynos_drm_gem_dumb_map_offset(struct drm_file *file_priv,
struct drm_device *dev, uint32_t handle,
uint64_t *offset)
{
struct exynos_drm_gem_obj *exynos_gem_obj;
struct drm_gem_object *obj;
int ret = 0;
@ -710,15 +709,13 @@ int exynos_drm_gem_dumb_map_offset(struct drm_file *file_priv,
goto unlock;
}
exynos_gem_obj = to_exynos_gem_obj(obj);
if (!exynos_gem_obj->base.map_list.map) {
ret = drm_gem_create_mmap_offset(&exynos_gem_obj->base);
if (!obj->map_list.map) {
ret = drm_gem_create_mmap_offset(obj);
if (ret)
goto out;
}
*offset = (u64)exynos_gem_obj->base.map_list.hash.key << PAGE_SHIFT;
*offset = (u64)obj->map_list.hash.key << PAGE_SHIFT;
DRM_DEBUG_KMS("offset = 0x%lx\n", (unsigned long)*offset);
out: