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Diffstat (limited to 'sound/usb/mixer.h')
-rw-r--r--sound/usb/mixer.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h
index 3d12af8bf191..394cd9107507 100644
--- a/sound/usb/mixer.h
+++ b/sound/usb/mixer.h
@@ -4,6 +4,8 @@
#include <sound/info.h>
+struct media_mixer_ctl;
+
struct usb_mixer_interface {
struct snd_usb_audio *chip;
struct usb_host_interface *hostif;
@@ -23,6 +25,7 @@ struct usb_mixer_interface {
struct urb *rc_urb;
struct usb_ctrlrequest *rc_setup_packet;
u8 rc_buffer[6];
+ struct media_mixer_ctl *media_mixer_ctl;
bool disconnected;
};