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authorOliver Neukum <oneukum@suse.de>2011-03-11 14:51:12 +0100
committerTakashi Iwai <tiwai@suse.de>2011-03-11 14:59:29 +0100
commit88a8516a2128a6d078a106ead48092240e8a138f (patch)
treedc839c85a9b2fc2e17759c5a42368cb8300e42bc /sound/pci/intel8x0m.c
parentedf7de31c25ce72f163bf7d1fc0d2711869d073c (diff)
downloadlinux-stable-88a8516a2128a6d078a106ead48092240e8a138f.tar.gz
ALSA: usbaudio: implement USB autosuspend
Devices are autosuspended if no pcm nor midi channel is open Mixer devices may be opened. This way they are active when in use to play or record sound, but can be suspended while users have a mixer application running. [Small clean-ups using static inline by tiwai] Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/intel8x0m.c')
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