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-rw-r--r--Documentation/sound/alsa/DocBook/alsa-driver-api.tmpl3
-rw-r--r--include/linux/input.h1
-rw-r--r--include/sound/jack.h5
-rw-r--r--sound/core/jack.c45
4 files changed, 30 insertions, 24 deletions
diff --git a/Documentation/sound/alsa/DocBook/alsa-driver-api.tmpl b/Documentation/sound/alsa/DocBook/alsa-driver-api.tmpl
index 9d644f7e241e..37b006cdf2f9 100644
--- a/Documentation/sound/alsa/DocBook/alsa-driver-api.tmpl
+++ b/Documentation/sound/alsa/DocBook/alsa-driver-api.tmpl
@@ -89,6 +89,9 @@
<sect1><title>Hardware-Dependent Devices API</title>
!Esound/core/hwdep.c
</sect1>
+ <sect1><title>Jack Abstraction Layer API</title>
+!Esound/core/jack.c
+ </sect1>
<sect1><title>ISA DMA Helpers</title>
!Esound/core/isadma.c
</sect1>
diff --git a/include/linux/input.h b/include/linux/input.h
index 1249a0c20a38..6b28048fc568 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -661,6 +661,7 @@ struct input_absinfo {
#define SW_DOCK 0x05 /* set = plugged into dock */
#define SW_LINEOUT_INSERT 0x06 /* set = inserted */
#define SW_JACK_PHYSICAL_INSERT 0x07 /* set = mechanical switch set */
+#define SW_VIDEOOUT_INSERT 0x08 /* 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 2e0315cdd0d6..6b013c6f6a04 100644
--- a/include/sound/jack.h
+++ b/include/sound/jack.h
@@ -30,6 +30,9 @@ struct input_dev;
/**
* Jack types which can be reported. These values are used as a
* bitmask.
+ *
+ * Note that this must be kept in sync with the lookup table in
+ * sound/core/jack.c.
*/
enum snd_jack_types {
SND_JACK_HEADPHONE = 0x0001,
@@ -37,6 +40,8 @@ enum snd_jack_types {
SND_JACK_HEADSET = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE,
SND_JACK_LINEOUT = 0x0004,
SND_JACK_MECHANICAL = 0x0008, /* If detected separately */
+ SND_JACK_VIDEOOUT = 0x0010,
+ SND_JACK_AVOUT = SND_JACK_LINEOUT | SND_JACK_VIDEOOUT,
};
struct snd_jack {
diff --git a/sound/core/jack.c b/sound/core/jack.c
index 077a85262c1c..c8254c667c62 100644
--- a/sound/core/jack.c
+++ b/sound/core/jack.c
@@ -23,6 +23,14 @@
#include <sound/jack.h>
#include <sound/core.h>
+static int jack_types[] = {
+ SW_HEADPHONE_INSERT,
+ SW_MICROPHONE_INSERT,
+ SW_LINEOUT_INSERT,
+ SW_JACK_PHYSICAL_INSERT,
+ SW_VIDEOOUT_INSERT,
+};
+
static int snd_jack_dev_free(struct snd_device *device)
{
struct snd_jack *jack = device->device_data;
@@ -79,6 +87,7 @@ int snd_jack_new(struct snd_card *card, const char *id, int type,
{
struct snd_jack *jack;
int err;
+ int i;
static struct snd_device_ops ops = {
.dev_free = snd_jack_dev_free,
.dev_register = snd_jack_dev_register,
@@ -100,18 +109,10 @@ int snd_jack_new(struct snd_card *card, const char *id, int type,
jack->type = 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);
- if (type & SND_JACK_MECHANICAL)
- input_set_capability(jack->input_dev, EV_SW,
- SW_JACK_PHYSICAL_INSERT);
+ for (i = 0; i < ARRAY_SIZE(jack_types); i++)
+ if (type & (1 << i))
+ input_set_capability(jack->input_dev, EV_SW,
+ jack_types[i]);
err = snd_device_new(card, SNDRV_DEV_JACK, jack, &ops);
if (err < 0)
@@ -154,21 +155,17 @@ EXPORT_SYMBOL(snd_jack_set_parent);
*/
void snd_jack_report(struct snd_jack *jack, int status)
{
+ int i;
+
if (!jack)
return;
- 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);
- if (jack->type & SND_JACK_MECHANICAL)
- input_report_switch(jack->input_dev, SW_JACK_PHYSICAL_INSERT,
- status & SND_JACK_MECHANICAL);
+ for (i = 0; i < ARRAY_SIZE(jack_types); i++) {
+ int testbit = 1 << i;
+ if (jack->type & testbit)
+ input_report_switch(jack->input_dev, jack_types[i],
+ status & testbit);
+ }
input_sync(jack->input_dev);
}