diff options
Diffstat (limited to 'firmware/drivers')
| -rw-r--r-- | firmware/drivers/audio/rk27xx_codec.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/firmware/drivers/audio/rk27xx_codec.c b/firmware/drivers/audio/rk27xx_codec.c index ebc6c47..c2b5980 100644 --- a/firmware/drivers/audio/rk27xx_codec.c +++ b/firmware/drivers/audio/rk27xx_codec.c @@ -28,7 +28,7 @@ #include "i2c-rk27xx.h" const struct sound_settings_info audiohw_settings[] = { - [SOUND_VOLUME] = {"dB", 1, 5,-335, 45,-255}, + [SOUND_VOLUME] = {"dB", 0, 1, -34, 4, -25}, /* HAVE_SW_TONE_CONTROLS */ [SOUND_BASS] = {"dB", 0, 1, -24, 24, 0}, [SOUND_TREBLE] = {"dB", 0, 1, -24, 24, 0}, @@ -72,7 +72,7 @@ int tenthdb2master(int tdb) */ if (tdb < VOLUME_MIN) - return 31; + return 32; else if (tdb < -115) return -(((tdb + 115)/20) - 20); /* 2.0 dB steps */ else if (tdb < 5) @@ -150,11 +150,16 @@ void audiohw_set_frequency(int fsel) void audiohw_set_master_vol(int vol_l, int vol_r) { - uint8_t val; - val = (uint8_t)(vol_r & 0x1f); - codec_write(CGR9, val); + if (vol_l > 31 || vol_r > 31) + { + audiohw_mute(true); + } + else + { + audiohw_mute(false); - val = (uint8_t)(vol_l & 0x1f); - codec_write(CGR8, val); + codec_write(CGR9, vol_r); + codec_write(CGR8, vol_l); + } } |