[patch 02/86] ALSA: hda - Fix the logic to detect VIA analog low-current mode

From: Greg KH
Date: Fri Feb 10 2012 - 18:21:20 EST


3.2-stable review patch. If anyone has any objections, please let me know.

------------------

From: Takashi Iwai <tiwai@xxxxxxx>

commit 924339239fd5ba3e505f9420d41f0939196f3530 upstream.

The analog low-current mode must be enabled when the no stream is
running but the current detection checks it in a wrong way.

Bugzilla: https://bugzilla.novell.com/show_bug.cgi?id=741128

Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
sound/pci/hda/patch_via.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -1041,7 +1041,7 @@ static void analog_low_current_mode(stru
bool enable;
unsigned int verb, parm;

- enable = is_aa_path_mute(codec) && (spec->opened_streams != 0);
+ enable = is_aa_path_mute(codec) && !spec->opened_streams;

/* decide low current mode's verb & parameter */
switch (spec->codec_type) {


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