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ALSA: usb-audio: simplify control interface access

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As the control interface is now carried in struct snd_usb_audio, we can
simplify the API a little and also drop the private ctrlif field from
struct usb_mixer_interface.

Also remove a left-over function prototype in pcm.h.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Daniel Mack
2010-06-16 17:57:31 +02:00
committed by Takashi Iwai
parent 157a57b6fa
commit 3d8d4dcfd4
8 changed files with 34 additions and 44 deletions
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sound/usb/endpoint.c
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@@ -33,6 +33,7 @@
#include "pcm.h"
#include "helper.h"
#include "format.h"
#include "clock.h"
/*
* free a substream