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Add route_policy copy to HDA-Intel.conf for capture

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Since some digital mics have the phase-inversion problem in one channel,
adding both channels for mono stream results in the noise.
Use route_policy copy to avoid that situation.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-03-23 09:06:23 +01:00
parent 0fe807dedd
commit 59c774ed5e
1 changed files with 2 additions and 0 deletions
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2
src/conf/cards/HDA-Intel.conf
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@ -57,6 +57,8 @@ HDA-Intel.pcm.default {
max_dB 30.0 max_dB 30.0
resolution 121 resolution 121
} }
# to avoid possible phase inversions with digital mics
route_policy copy
} }
hint.device 0 hint.device 0
} }