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authorMatthew Ranostay <mranostay@embeddedalley.com>2008-10-25 01:05:04 -0400
committerTakashi Iwai <tiwai@suse.de>2008-10-27 08:15:14 +0100
commita53ccab3ccac9e8676a683df9822a2daec83ef54 (patch)
tree5e98c0731ae1b14a45447c41cf47bf67d3aed82c
parentebaa0470586eec83627fa03dcd0a1107f54258f8 (diff)
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ALSA: jack: lineout support to jack abstraction layer
This patch introduces support for reporting SW_LINEOUT_INSERT detection events via the jack abstraction layer. Also adds a SND_JACK_LINEOUT define to the input system header. Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com> Cc: Dmitry Torokhov <dtor@mail.ru> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--include/linux/input.h1
-rw-r--r--include/sound/jack.h1
-rw-r--r--sound/core/jack.c6
3 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/input.h b/include/linux/input.h
index a5802c9..7323d2f 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -644,6 +644,7 @@ struct input_absinfo {
#define SW_RADIO SW_RFKILL_ALL /* deprecated */
#define SW_MICROPHONE_INSERT 0x04 /* set = inserted */
#define SW_DOCK 0x05 /* set = plugged into dock */
+#define SW_LINEOUT_INSERT 0x06 /* set = inserted */
#define SW_MAX 0x0f
#define SW_CNT (SW_MAX+1)
diff --git a/include/sound/jack.h b/include/sound/jack.h
index b1b2b8b..7cb25f4 100644
--- a/include/sound/jack.h
+++ b/include/sound/jack.h
@@ -35,6 +35,7 @@ enum snd_jack_types {
SND_JACK_HEADPHONE = 0x0001,
SND_JACK_MICROPHONE = 0x0002,
SND_JACK_HEADSET = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE,
+ SND_JACK_LINEOUT = 0x0004,
};
struct snd_jack {
diff --git a/sound/core/jack.c b/sound/core/jack.c
index 8133a2b..c4bb9ba 100644
--- a/sound/core/jack.c
+++ b/sound/core/jack.c
@@ -102,6 +102,9 @@ int snd_jack_new(struct snd_card *card, const char *id, int type,
if (type & SND_JACK_HEADPHONE)
input_set_capability(jack->input_dev, EV_SW,
SW_HEADPHONE_INSERT);
+ if (type & SND_JACK_LINEOUT)
+ input_set_capability(jack->input_dev, EV_SW,
+ SW_LINEOUT_INSERT);
if (type & SND_JACK_MICROPHONE)
input_set_capability(jack->input_dev, EV_SW,
SW_MICROPHONE_INSERT);
@@ -150,6 +153,9 @@ void snd_jack_report(struct snd_jack *jack, int status)
if (jack->type & SND_JACK_HEADPHONE)
input_report_switch(jack->input_dev, SW_HEADPHONE_INSERT,
status & SND_JACK_HEADPHONE);
+ if (jack->type & SND_JACK_LINEOUT)
+ input_report_switch(jack->input_dev, SW_LINEOUT_INSERT,
+ status & SND_JACK_LINEOUT);
if (jack->type & SND_JACK_MICROPHONE)
input_report_switch(jack->input_dev, SW_MICROPHONE_INSERT,
status & SND_JACK_MICROPHONE);