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-rw-r--r--sound/usb/mixer_quirks.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index 4199b97..a614dab 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -635,11 +635,13 @@ static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
}
/* M-Audio FastTrack Ultra quirks */
-/* FTU Effect switch */
+/* FTU Effect switch (also used by C400) */
struct snd_ftu_eff_switch_priv_val {
struct usb_mixer_interface *mixer;
int cached_value;
int is_cached;
+ int bUnitID;
+ int validx;
};
static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
@@ -674,9 +676,8 @@ static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
struct snd_ftu_eff_switch_priv_val *pval;
int err;
unsigned char value[2];
+ int id, validx;
- const int id = 6;
- const int validx = 1;
const int val_len = 2;
value[0] = 0x00;
@@ -698,6 +699,8 @@ static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
if (snd_BUG_ON(!chip))
return -EINVAL;
+ id = pval->bUnitID;
+ validx = pval->validx;
down_read(&mixer->chip->shutdown_rwsem);
if (mixer->chip->shutdown)
@@ -728,10 +731,8 @@ static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
struct usb_mixer_interface *mixer;
int changed, cur_val, err, new_val;
unsigned char value[2];
+ int id, validx;
-
- const int id = 6;
- const int validx = 1;
const int val_len = 2;
changed = 0;
@@ -749,6 +750,9 @@ static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
if (snd_BUG_ON(!chip))
return -EINVAL;
+ id = pval->bUnitID;
+ validx = pval->validx;
+
if (!pval->is_cached) {
/* Read current value */
down_read(&mixer->chip->shutdown_rwsem);
@@ -793,7 +797,8 @@ static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
return changed;
}
-static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer)
+static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer,
+ int validx, int bUnitID)
{
static struct snd_kcontrol_new template = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
@@ -816,6 +821,8 @@ static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer)
pval->cached_value = 0;
pval->is_cached = 0;
pval->mixer = mixer;
+ pval->bUnitID = bUnitID;
+ pval->validx = validx;
template.private_value = (unsigned long) pval;
kctl = snd_ctl_new1(&template, mixer->chip);
@@ -974,9 +981,10 @@ static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
if (err < 0)
return err;
- err = snd_ftu_create_effect_switch(mixer);
+ err = snd_ftu_create_effect_switch(mixer, 1, 6);
if (err < 0)
return err;
+
err = snd_ftu_create_effect_volume_ctl(mixer);
if (err < 0)
return err;
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