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authorDaniel Drake <dsd@laptop.org>2009-11-09 15:17:24 +0000
committerTakashi Iwai <tiwai@suse.de>2009-11-10 08:36:26 +0100
commitdbaccc0cca830efe9bb3c9e4a1cfcd6503790079 (patch)
tree4e344e088acf017d51924897061e4f7db2c854fc /sound/pci/fm801.c
parent95491d902b4ed1bfd8f602aada793d74cc85428b (diff)
ALSA: hda - Tweak OLPC XO-1.5 microphone bias
Our contacts at Conexant suggested that we reduce the external microphone bias to 50% in order to center the input signal with the DC input range of the codec. This is because the microphone port is DC coupled for potential use with sensors. Signed-off-by: Daniel Drake <dsd@laptop.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/fm801.c')
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