Commit ad6baae6 authored Jun 14, 2018 by Jorge Sanjuan Committed by Takashi Iwai Jun 14, 2018

ALSA: usb-audio: Always create the interrupt pipe for the mixer



An UAC3 BADD device may also include an interrupt status pipe
to report changes on the HEADSET ADAPTER terminals. The creation
of the status pipe is dependent on the device reporting that it
has it.

Signed-off-by: Jorge Sanjuan <jorge.sanjuan@codethink.co.uk>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent 3528cd8f

sound/usb/mixer.c

+5 −3

Original line number	Diff line number	Diff line
		@@ -3338,10 +3338,12 @@ int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
		err = snd_usb_mixer_controls(mixer);
		if (err < 0)
		goto _error;
		}

		err = snd_usb_mixer_status_create(mixer);
		if (err < 0)
		goto _error;
		}

		err = create_keep_iface_ctl(mixer);
		if (err < 0)
		goto _error;

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