diff options
Diffstat (limited to 'sound/usb/mixer.h')
| -rw-r--r-- | sound/usb/mixer.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h index 394cd9107507..65d6d08c96f5 100644 --- a/sound/usb/mixer.h +++ b/sound/usb/mixer.h @@ -28,6 +28,10 @@ struct usb_mixer_interface { struct media_mixer_ctl *media_mixer_ctl; bool disconnected; + + void *private_data; + void (*private_free)(struct usb_mixer_interface *mixer); + void (*private_suspend)(struct usb_mixer_interface *mixer); }; #define MAX_CHANNELS 16 /* max logical channels */ @@ -112,6 +116,6 @@ int snd_usb_get_cur_mix_value(struct usb_mixer_elem_info *cval, extern void snd_usb_mixer_elem_free(struct snd_kcontrol *kctl); -extern struct snd_kcontrol_new *snd_usb_feature_unit_ctl; +extern const struct snd_kcontrol_new *snd_usb_feature_unit_ctl; #endif /* __USBMIXER_H */ |
