From f41d6049d18694e8b3d938464432d0e51f671089 Mon Sep 17 00:00:00 2001 From: Chris J Arges Date: Wed, 12 Nov 2014 12:07:00 -0600 Subject: ALSA: usb-audio: Add private_data pointer to usb_mixer_elem_info Add a private_data pointer to usb_mixer_elem_info to allow other mixer implementations to extend the structure as necessary. Signed-off-by: Chris J Arges Signed-off-by: Takashi Iwai --- sound/usb/mixer.h | 1 + 1 file changed, 1 insertion(+) (limited to 'sound/usb/mixer.h') diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h index 2c7b9c9c2aa6..7423f998cfb5 100644 --- a/sound/usb/mixer.h +++ b/sound/usb/mixer.h @@ -53,6 +53,7 @@ struct usb_mixer_elem_info { int cached; int cache_val[MAX_CHANNELS]; u8 initialized; + void *private_data; }; int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif, -- cgit v1.2.3