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, 2 insertions, 6 deletions

diff --git a/firmware/drivers/audio/wm8975.c b/firmware/drivers/audio/wm8975.c
index 7762224254..297aabda78 100644
--- a/firmware/drivers/audio/wm8975.c
+++ b/firmware/drivers/audio/wm8975.c
@@ -124,7 +124,7 @@ 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)
 {
     /* +6 to -73dB 1dB steps (plus mute == 80levels) 7bits */
     /* 1111111 == +6dB */
@@ -135,17 +135,13 @@ int audiohw_set_master_vol(int vol_l, int vol_r)
     /* OUT1 */
     wmcodec_write(LOUT1VOL, VOLUME_ZC_WAIT | vol_l);
     wmcodec_write(ROUT1VOL, VOLUME_ZC_WAIT | 0x100 | 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, VOLUME_ZC_WAIT | vol_l);
     wmcodec_write(ROUT2VOL, VOLUME_ZC_WAIT | 0x100 | vol_r);
-
-    return 0;
 }
 
 void audiohw_set_bass(int value)