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[ALSA] hda-codec - Fix AD1986A Lenovo auto-mute

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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>
This commit is contained in:
Takashi Iwai 2007-10-17 10:09:32 +02:00 committed by Jaroslav Kysela
parent 9823adf632
commit 53eb1b8540
1 changed files with 2 additions and 1 deletions
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3
sound/pci/hda/patch_analog.c
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@ -612,7 +612,8 @@ static void ad1986a_hp_automute(struct hda_codec *codec)
unsigned int present; unsigned int present;
present = snd_hda_codec_read(codec, 0x1a, 0, AC_VERB_GET_PIN_SENSE, 0); 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); ad1986a_update_hp(codec);
} }