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Diffstat (limited to 'sound/usb/mixer.h')
-rw-r--r--sound/usb/mixer.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h
index 81b2d8a32fb..73b1f649447 100644
--- a/sound/usb/mixer.h
+++ b/sound/usb/mixer.h
@@ -43,6 +43,7 @@ struct usb_mixer_elem_info {
unsigned int id;
unsigned int control; /* CS or ICN (high byte) */
unsigned int cmask; /* channel mask bitmap: 0 = master */
+ unsigned int idx_off; /* Control index offset */
unsigned int ch_readonly;
unsigned int master_readonly;
int channels;
@@ -62,10 +63,16 @@ void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer, int unitid);
int snd_usb_mixer_set_ctl_value(struct usb_mixer_elem_info *cval,
int request, int validx, int value_set);
-void snd_usb_mixer_inactivate(struct usb_mixer_interface *mixer);
-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);
+
+#ifdef CONFIG_PM
+int snd_usb_mixer_suspend(struct usb_mixer_interface *mixer);
+int snd_usb_mixer_resume(struct usb_mixer_interface *mixer, bool reset_resume);
+#endif
+
#endif /* __USBMIXER_H */