diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index da91822..1dc336b 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -411,7 +411,8 @@
 void dispc_enable_gamma_table(bool enable);
 void dispc_set_loadmode(enum omap_dss_load_mode mode);
 
-bool dispc_lcd_timings_ok(struct omap_video_timings *timings);
+bool dispc_mgr_timings_ok(enum omap_channel channel,
+		struct omap_video_timings *timings);
 unsigned long dispc_fclk_rate(void);
 void dispc_find_clk_divs(bool is_tft, unsigned long req_pck, unsigned long fck,
 		struct dispc_clock_info *cinfo);