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| author |   Takashi Iwai <tiwai@suse.de> | 2009-01-09 16:57:14 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-01-14 07:48:50 +0100 |
| commit | 2acc9dcb609427a20463e529ef552dd93b469847 (patch) | |
| tree | f8298a0ef02d576b9dc2e91104db2e0d11df3c0c /sound | |
| parent | ALSA: hda - Update model descriptions in patch_sigmatel.c (diff) | |
| download | linux-dev-2acc9dcb609427a20463e529ef552dd93b469847.tar.xz linux-dev-2acc9dcb609427a20463e529ef552dd93b469847.zip | |
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')
| -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 0e6fc56fa378..89ff916a0ed1 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; |