Return value of audiohw_set_xxx_vol is never used and most of the time we have a return 0; --> kick it

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16300 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 3 insertions, 9 deletions

diff --git a/firmware/drivers/audio/wm8758.c b/firmware/drivers/audio/wm8758.c
index a9f10fbe67..8f452f7a09 100644
--- a/firmware/drivers/audio/wm8758.c
+++ b/firmware/drivers/audio/wm8758.c
@@ -118,30 +118,24 @@ void audiohw_enable_output(bool enable)
     }
 }
 
-int audiohw_set_master_vol(int vol_l, int vol_r)
+void audiohw_set_master_vol(int vol_l, int vol_r)
 {
     /* OUT1 */
     wmcodec_write(LOUT1VOL, 0x080 | vol_l);
     wmcodec_write(ROUT1VOL, 0x180 | vol_r);
-
-    return 0;
 }
 
-int audiohw_set_lineout_vol(int vol_l, int vol_r)
+void audiohw_set_lineout_vol(int vol_l, int vol_r)
 {
     /* OUT2 */
     wmcodec_write(LOUT2VOL, vol_l);
     wmcodec_write(ROUT2VOL, 0x100 | vol_r);
-    
-    return 0;
 }
 
-int audiohw_set_mixer_vol(int channel1, int channel2)
+void audiohw_set_mixer_vol(int channel1, int channel2)
 {
     (void)channel1;
     (void)channel2;
-
-    return 0;
 }
 
 void audiohw_set_bass(int value)