https://github.com/torvalds/linux
Revision 57a04513cb35086d54bcb2cb92e6627fc8fa0fae authored by Ingo Molnar on 06 January 2008, 20:09:53 UTC, committed by Linus Torvalds on 06 January 2008, 20:35:56 UTC
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.

The patch also fixes the unexpected codec-connection errors that
happen more often in the new power-save mode:
    http://lkml.org/lkml/2007/11/8/255
    http://bugzilla.kernel.org/show_bug.cgi?id=9332

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 3fee37c
History
Tip revision: 57a04513cb35086d54bcb2cb92e6627fc8fa0fae authored by Ingo Molnar on 06 January 2008, 20:09:53 UTC
hda_intel suspend latency: shorten codec read
Tip revision: 57a0451
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