diff options
| -rw-r--r-- | sound/usb/mixer_scarlett2.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sound/usb/mixer_scarlett2.c b/sound/usb/mixer_scarlett2.c index ffb8bcebf9ad..bd114be537d7 100644 --- a/sound/usb/mixer_scarlett2.c +++ b/sound/usb/mixer_scarlett2.c @@ -174,8 +174,11 @@ /* some gui mixers can't handle negative ctl values */ #define SCARLETT2_VOLUME_BIAS 127 -/* maximum preamp input gain */ -#define SCARLETT2_MAX_GAIN 70 +/* maximum preamp input gain and value + * values are from 0 to 70, preamp gain is from 0 to 69 dB + */ +#define SCARLETT2_MAX_GAIN_VALUE 70 +#define SCARLETT2_MAX_GAIN_DB 69 /* mixer range from -80dB to +6dB in 0.5dB steps */ #define SCARLETT2_MIXER_MIN_DB -80 @@ -3466,7 +3469,7 @@ static int scarlett2_input_gain_ctl_info(struct snd_kcontrol *kctl, uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = elem->channels; uinfo->value.integer.min = 0; - uinfo->value.integer.max = SCARLETT2_MAX_GAIN; + uinfo->value.integer.max = SCARLETT2_MAX_GAIN_VALUE; uinfo->value.integer.step = 1; unlock: @@ -3543,7 +3546,7 @@ unlock: } static const DECLARE_TLV_DB_MINMAX( - db_scale_scarlett2_gain, 0, SCARLETT2_MAX_GAIN * 100 + db_scale_scarlett2_gain, 0, SCARLETT2_MAX_GAIN_DB * 100 ); static const struct snd_kcontrol_new scarlett2_input_gain_ctl = { |