diff options
| author | Matthew Ranostay <mranostay@embeddedalley.com> | 2008-10-15 14:45:38 -0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2008-10-16 08:43:24 +0200 |
| commit | 45a6ac16c2136e4b902b09bf0b6192b940e8d732 (patch) | |
| tree | 935d09d62508c81b9f80e1e5de42839e1cbfa314 /sound | |
| parent | ec4e86ba0662ed85f3b3a38fb220dc51d951da84 (diff) | |
ALSA: hda: add support for jack detection on IDT/Sigmatel
Added support for jack detection reporting to userspace for
IDT/Sigmatel codecs.
Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/Kconfig | 1 | ||||
| -rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 14 |
2 files changed, 14 insertions, 1 deletions
diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig index 7003711f4fcc..7e408908b755 100644 --- a/sound/pci/Kconfig +++ b/sound/pci/Kconfig @@ -501,6 +501,7 @@ config SND_HDA_INTEL tristate "Intel HD Audio" select SND_PCM select SND_VMASTER + select SND_JACK if INPUT=y || INPUT=SND help Say Y here to include support for Intel "High Definition Audio" (Azalia) motherboard devices. diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index a2ac7205d45d..ec88ba881482 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -30,6 +30,7 @@ #include <linux/pci.h> #include <sound/core.h> #include <sound/asoundef.h> +#include <sound/jack.h> #include "hda_codec.h" #include "hda_local.h" #include "hda_patch.h" @@ -216,6 +217,9 @@ struct sigmatel_spec { struct hda_pcm pcm_rec[2]; /* PCM information */ + /* jack detection */ + struct snd_jack *jack; + /* dynamic controls and input_mux */ struct auto_pin_cfg autocfg; unsigned int num_kctl_alloc, num_kctl_used; @@ -3617,7 +3621,7 @@ static int stac92xx_init(struct hda_codec *codec) { struct sigmatel_spec *spec = codec->spec; struct auto_pin_cfg *cfg = &spec->autocfg; - int i; + int i, err; snd_hda_sequence_write(codec, spec->init); @@ -3639,6 +3643,12 @@ static int stac92xx_init(struct hda_codec *codec) stac92xx_auto_set_pinctl(codec, spec->autocfg.line_out_pins[0], AC_PINCTL_OUT_EN); stac92xx_auto_init_hp_out(codec); + /* jack detection */ + err = snd_jack_new(codec->bus->card, + "Headphone Jack", + SND_JACK_HEADPHONE, &spec->jack); + if (err < 0) + return err; /* fake event to set up pins */ codec->patch_ops.unsol_event(codec, STAC_HP_EVENT << 26); } else { @@ -3796,6 +3806,8 @@ static void stac92xx_hp_detect(struct hda_codec *codec, unsigned int res) break; presence = get_hp_pin_presence(codec, cfg->hp_pins[i]); } + snd_jack_report(spec->jack, + presence ? SND_JACK_HEADPHONE : 0); if (presence) { /* disable lineouts, enable hp */ |