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authorTakashi Iwai <tiwai@suse.de>2007-10-17 10:09:32 +0200
committerJaroslav Kysela <perex@perex.cz>2007-10-23 08:04:30 +0200
commit53eb1b85402f108d5151338cff4430f30fd9727f (patch)
treeaa76029eba230ec2c0df75d325f02c5988f297cd /sound
parent[ALSA] This simplifies and fixes waiting loops of the mce_down() (diff)
downloadlinux-dev-53eb1b85402f108d5151338cff4430f30fd9727f.tar.xz
linux-dev-53eb1b85402f108d5151338cff4430f30fd9727f.zip
[ALSA] hda-codec - Fix AD1986A Lenovo auto-mute
The jack detection bit on AD1986A Lenovo N100 seems inverse from the standard definition. Now fixed the detection properly. Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_analog.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 54cfd4526d20..9bf38f92ba74 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -612,7 +612,8 @@ static void ad1986a_hp_automute(struct hda_codec *codec)
unsigned int present;
present = snd_hda_codec_read(codec, 0x1a, 0, AC_VERB_GET_PIN_SENSE, 0);
- spec->jack_present = (present & 0x80000000) != 0;
+ /* Lenovo N100 seems to report the reversed bit for HP jack-sensing */
+ spec->jack_present = !(present & 0x80000000);
ad1986a_update_hp(codec);
}