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ALSA: hda - Fix silent headphone output on Panasonic CF-74 

CF-74 does the headphone/speaker switching on hardware, thus the driver
shouldn't do any software-toggling of pins.  Otherwise it results in a
silent headphone output.

This patch simply resets the hp_detect flag to fix the problem.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-01-09 16:57:14 +01:00
parent 417bec5b0f
commit 2acc9dcb60
1 changed files with 6 additions and 0 deletions
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6
sound/pci/hda/patch_sigmatel.c
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@ -4467,6 +4467,12 @@ static int patch_stac9200(struct hda_codec *codec)
return err;
}
/* CF-74 has no headphone detection, and the driver should *NOT*
* do detection and HP/speaker toggle because the hardware does it.
*/
if (spec->board_config == STAC_9200_PANASONIC)
spec->hp_detect = 0;
codec->patch_ops = stac92xx_patch_ops;
return 0;