imx233: revert volumes to 1dB resolution

Using a better resolution causes havoc in the user interface
because it doesn't properly handle steps and people start to
believe I am responsible for all this mess.

Change-Id: I02b68dce5802692efde3da226eeeb49e4995f97a

1 files changed, 2 insertions, 0 deletions

diff --git a/firmware/drivers/audio/imx233-codec.c b/firmware/drivers/audio/imx233-codec.c
index 7406a8d076..94a1218d5e 100644
--- a/firmware/drivers/audio/imx233-codec.c
+++ b/firmware/drivers/audio/imx233-codec.c
@@ -46,6 +46,7 @@ void audiohw_close(void)
     imx233_audioin_close();
 }
 
+/* volume in centibels */
 void audiohw_set_volume(int vol_l, int vol_r)
 {
     imx233_audioout_set_hp_vol(vol_l / 5, vol_r / 5);
@@ -71,6 +72,7 @@ void audiohw_disable_recording(void)
     imx233_audioin_close();
 }
 
+/* volume in centibels */
 void audiohw_set_recvol(int left, int right, int type)
 {
     left /= 5;