Commit:     57a04513cb35086d54bcb2cb92e6627fc8fa0fae
Parent:     3fee37c1e2579ed3d6090f690e5fd8cf7fa3bb44
Author:     Ingo Molnar <[EMAIL PROTECTED]>
AuthorDate: Sun Jan 6 21:09:53 2008 +0100
Committer:  Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Sun Jan 6 12:35:56 2008 -0800

    hda_intel suspend latency: shorten codec read
    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:
    Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
    Acked-by: Takashi Iwai <[EMAIL PROTECTED]>
    Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
 sound/pci/hda/hda_intel.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 3fa0f97..62b9fb3 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -555,7 +555,8 @@ static unsigned int azx_rirb_get_response(struct hda_codec 
                if (!chip->rirb.cmds)
                        return chip->rirb.res; /* the last value */
-               schedule_timeout_uninterruptible(1);
+               udelay(10);
+               cond_resched();
        } while (time_after_eq(timeout, jiffies));
        if (chip->msi) {
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