OMAPDSS: DISPC: constify function parameters

Add consts to dispc function parameters which do not modify the passed
structs.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index a852289..3188061 100644 (file)
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -1075,7 +1075,7 @@ static void dispc_mgr_enable_cpr(enum omap_channel channel, bool enable)
 }
 
 static void dispc_mgr_set_cpr_coef(enum omap_channel channel,
-               struct omap_dss_cpr_coefs *coefs)
+               const struct omap_dss_cpr_coefs *coefs)
 {
        u32 coef_r, coef_g, coef_b;
 
@@ -2504,7 +2504,7 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
                bool mem_to_mem)
 {
        int r;
-       struct omap_overlay *ovl = omap_dss_get_overlay(plane);
+       const struct omap_overlay *ovl = omap_dss_get_overlay(plane);
        enum omap_channel channel;
 
        channel = dispc_ovl_get_channel_out(plane);
@@ -2841,7 +2841,7 @@ static void dispc_mgr_enable_alpha_fixed_zorder(enum omap_channel ch,
 }
 
 void dispc_mgr_setup(enum omap_channel channel,
-               struct omap_overlay_manager_info *info)
+               const struct omap_overlay_manager_info *info)
 {
        dispc_mgr_set_default_color(channel, info->default_color);
        dispc_mgr_set_trans_key(channel, info->trans_key_type, info->trans_key);
@@ -3011,7 +3011,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
 
 /* change name to mode? */
 void dispc_mgr_set_timings(enum omap_channel channel,
-               struct omap_video_timings *timings)
+               const struct omap_video_timings *timings)
 {
        unsigned xtot, ytot;
        unsigned long ht, vt;
@@ -3532,7 +3532,7 @@ int dispc_calc_clock_rates(unsigned long dispc_fclk_rate,
 }
 
 void dispc_mgr_set_clock_div(enum omap_channel channel,
-               struct dispc_clock_info *cinfo)
+               const struct dispc_clock_info *cinfo)
 {
        DSSDBG("lck = %lu (%u)\n", cinfo->lck, cinfo->lck_div);
        DSSDBG("pck = %lu (%u)\n", cinfo->pck, cinfo->pck_div);

diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index 75f841a..d1e7bea 100644 (file)
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -449,16 +449,16 @@ void dispc_mgr_enable_stallmode(enum omap_channel channel, bool enable);
 void dispc_mgr_set_tft_data_lines(enum omap_channel channel, u8 data_lines);
 void dispc_mgr_set_lcd_type_tft(enum omap_channel channel);
 void dispc_mgr_set_timings(enum omap_channel channel,
-               struct omap_video_timings *timings);
+               const struct omap_video_timings *timings);
 unsigned long dispc_mgr_lclk_rate(enum omap_channel channel);
 unsigned long dispc_mgr_pclk_rate(enum omap_channel channel);
 unsigned long dispc_core_clk_rate(void);
 void dispc_mgr_set_clock_div(enum omap_channel channel,
-               struct dispc_clock_info *cinfo);
+               const struct dispc_clock_info *cinfo);
 int dispc_mgr_get_clock_div(enum omap_channel channel,
                struct dispc_clock_info *cinfo);
 void dispc_mgr_setup(enum omap_channel channel,
-               struct omap_overlay_manager_info *info);
+               const struct omap_overlay_manager_info *info);
 
 u32 dispc_wb_get_framedone_irq(void);
 bool dispc_wb_go_busy(void);