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[ALSA] snd hda suspend latency: shorten codec read
authorIngo Molnar <mingo@elte.hu>
Fri, 16 Nov 2007 14:20:28 +0000 (15:20 +0100)
committerJaroslav Kysela <perex@perex.cz>
Thu, 31 Jan 2008 16:29:26 +0000 (17:29 +0100)
not sleeping for every codec read/write but doing a short udelay and
a conditional reschedule has cut suspend+resume latency by about 1
second on my T60.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

No differences found
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