drm: Make the .mode_fixup() operations mode argument a const pointer

The passed mode must not be modified by the operation, make it const.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index a0c82229e8f0..670e9910f869 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -244,7 +244,7 @@ static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder,
 }
 
 static bool radeon_legacy_mode_fixup(struct drm_encoder *encoder,
-                                     struct drm_display_mode *mode,
+                                     const struct drm_display_mode *mode,
                                      struct drm_display_mode *adjusted_mode)
 {
         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);