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imx233: fix recording gain

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For some reason, there was a mismatch between the setting (decibel) and the
audiohw code (centicel). This resulted in a gain divided by 10. This may
explain why some people experienced low volume with the mic on the fuze+.

Change-Id: I138ac18dd93c36f43a7dfce735efc826405c598c
This commit is contained in:
Amaury Pouly 2016-09-21 00:00:22 +01:00
parent 1f8ea9fe27
commit 9dc4b00df1
2 changed files with 4 additions and 4 deletions
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7
firmware/drivers/audio/imx233-codec.c
View file

@ -49,6 +49,7 @@ void audiohw_close(void)
/* volume in centibels */
void audiohw_set_volume(int vol_l, int vol_r)
{
/* convert to half-dB */
imx233_audioout_set_hp_vol(vol_l / 5, vol_r / 5);
}
@ -72,11 +73,11 @@ void audiohw_disable_recording(void)
imx233_audioin_close();
}
/* volume in centibels */
/* volume in decibels */
void audiohw_set_recvol(int left, int right, int type)
{
left /= 5;
right /= 5;
left *= 2; /* convert to half-dB */
right *= 2;
if(type == AUDIO_GAIN_LINEIN)
{
imx233_audioin_set_vol(false, left, AUDIOIN_SELECT_LINE1);

1
firmware/target/arm/imx233/audioout-imx233.c
View file

@ -54,7 +54,6 @@ static int hp_unmute_cb(struct timeout *tmo)
void imx233_audioout_preinit(void)
{
/* Enable AUDIOOUT block */
imx233_reset_block(&HW_AUDIOOUT_CTRL);
/* Enable digital filter clock */