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path: root/drivers/gpu/drm/drm_damage_helper.c
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Diffstat (limited to 'drivers/gpu/drm/drm_damage_helper.c')
-rw-r--r--drivers/gpu/drm/drm_damage_helper.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_damage_helper.c b/drivers/gpu/drm/drm_damage_helper.c
index afb02aae707b..6a49e7a0ab84 100644
--- a/drivers/gpu/drm/drm_damage_helper.c
+++ b/drivers/gpu/drm/drm_damage_helper.c
@@ -30,6 +30,8 @@
*
**************************************************************************/
+#include <linux/export.h>
+
#include <drm/drm_atomic.h>
#include <drm/drm_damage_helper.h>
#include <drm/drm_device.h>
@@ -308,7 +310,7 @@ EXPORT_SYMBOL(drm_atomic_helper_damage_iter_next);
* True if there is valid plane damage otherwise false.
*/
bool drm_atomic_helper_damage_merged(const struct drm_plane_state *old_state,
- struct drm_plane_state *state,
+ const struct drm_plane_state *state,
struct drm_rect *rect)
{
struct drm_atomic_helper_damage_iter iter;