drm: omapdrm: dss: Make omapdss_default_get_timings static

The function isn't used outside of its compilation unit, make it static.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

drivers/gpu/drm/omapdrm/dss/display.c

@@ -28,12 +28,11 @@
 
 #include "omapdss.h"
 
-void omapdss_default_get_timings(struct omap_dss_device *dssdev,
+static void omapdss_default_get_timings(struct omap_dss_device *dssdev,
 					struct videomode *vm)
 {
 	*vm = dssdev->panel.vm;
 }
-EXPORT_SYMBOL(omapdss_default_get_timings);
 
 static LIST_HEAD(panel_list);
 static DEFINE_MUTEX(panel_list_mutex);

drivers/gpu/drm/omapdrm/dss/omapdss.h

@@ -609,9 +609,6 @@ int omapdss_output_unset_device(struct omap_dss_device *out);
 
 struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev);
 
-void omapdss_default_get_timings(struct omap_dss_device *dssdev,
-				 struct videomode *vm);
-
 typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
 int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
 int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);