diff options
| author | Takashi Iwai <tiwai@suse.de> | 2012-04-19 17:15:25 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-04-19 17:15:25 +0400 |
| commit | ca3649de026ff95c6f2847e8d096cf2f411c02b3 (patch) | |
| tree | 86bea3f1897ea8860dc80275bf1a2942d68eab12 | |
| parent | c16fa4f2ad19908a47c63d8fa436a1178438c7e7 (diff) | |
| download | linux-ca3649de026ff95c6f2847e8d096cf2f411c02b3.tar.xz | |
ALSA: hda/conexant - Don't set HP pin-control bit unconditionally
Some output pins on Conexant chips have no HP control bit, but the
auto-parser initializes these pins unconditionally with PIN_HP.
Check the pin-capability and avoid the HP bit if not supported.
Cc: <stable@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/pci/hda/patch_conexant.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index d29d6d377904..f52c9ef3cc8c 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -3951,9 +3951,14 @@ static void cx_auto_init_output(struct hda_codec *codec) int i; mute_outputs(codec, spec->multiout.num_dacs, spec->multiout.dac_nids); - for (i = 0; i < cfg->hp_outs; i++) + for (i = 0; i < cfg->hp_outs; i++) { + unsigned int val = PIN_OUT; + if (snd_hda_query_pin_caps(codec, cfg->hp_pins[i]) & + AC_PINCAP_HP_DRV) + val |= AC_PINCTL_HP_EN; snd_hda_codec_write(codec, cfg->hp_pins[i], 0, - AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP); + AC_VERB_SET_PIN_WIDGET_CONTROL, val); + } mute_outputs(codec, cfg->hp_outs, cfg->hp_pins); mute_outputs(codec, cfg->line_outs, cfg->line_out_pins); mute_outputs(codec, cfg->speaker_outs, cfg->speaker_pins); |