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author | Takashi Iwai <tiwai@suse.de> | 2009-01-09 16:57:14 +0100 |
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committer | Takashi Iwai <tiwai@suse.de> | 2009-01-14 07:48:50 +0100 |
commit | 2acc9dcb609427a20463e529ef552dd93b469847 (patch) | |
tree | f8298a0ef02d576b9dc2e91104db2e0d11df3c0c /sound/pci | |
parent | 417bec5b0f25e000866f1be845d44a3ca0690697 (diff) | |
download | op-kernel-dev-2acc9dcb609427a20463e529ef552dd93b469847.zip op-kernel-dev-2acc9dcb609427a20463e529ef552dd93b469847.tar.gz |
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>
Diffstat (limited to 'sound/pci')
-rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 0e6fc56..89ff916 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -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; |