diff options
| -rw-r--r-- | sound/usb/mixer.c | 4 | ||||
| -rw-r--r-- | sound/usb/mixer.h | 3 |
2 files changed, 5 insertions, 2 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index c374c72..bb56f535 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -486,7 +486,7 @@ static int set_cur_mix_value(struct usb_mixer_elem_info *cval, int channel, /* * TLV callback for mixer volume controls */ -static int mixer_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag, +int snd_usb_mixer_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag, unsigned int size, unsigned int __user *_tlv) { struct usb_mixer_elem_info *cval = kcontrol->private_data; @@ -1158,7 +1158,7 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc, if (control == UAC_FU_VOLUME) { check_mapped_dB(map, cval); if (cval->dBmin < cval->dBmax || !cval->initialized) { - kctl->tlv.c = mixer_vol_tlv; + kctl->tlv.c = snd_usb_mixer_vol_tlv; kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ | SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK; diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h index 81b2d8a..a7f3d45 100644 --- a/sound/usb/mixer.h +++ b/sound/usb/mixer.h @@ -68,4 +68,7 @@ int snd_usb_mixer_activate(struct usb_mixer_interface *mixer); int snd_usb_mixer_add_control(struct usb_mixer_interface *mixer, struct snd_kcontrol *kctl); +int snd_usb_mixer_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag, + unsigned int size, unsigned int __user *_tlv); + #endif /* __USBMIXER_H */ |
