1 files changed, 8 insertions, 0 deletions

diff --git a/include/sound/jack.h b/include/sound/jack.h
index f236e426a706..d90b9fa32707 100644
--- a/include/sound/jack.h
+++ b/include/sound/jack.h
@@ -42,6 +42,11 @@ enum snd_jack_types {
         SND_JACK_MECHANICAL     = 0x0008, /* If detected separately */
         SND_JACK_VIDEOOUT       = 0x0010,
         SND_JACK_AVOUT          = SND_JACK_LINEOUT | SND_JACK_VIDEOOUT,
+
+        /* Kept separate from switches to facilitate implementation */
+        SND_JACK_BTN_0          = 0x4000,
+        SND_JACK_BTN_1          = 0x2000,
+        SND_JACK_BTN_2          = 0x1000,
 };
 
 struct snd_jack {
@@ -50,6 +55,7 @@ struct snd_jack {
         int type;
         const char *id;
         char name[100];
+        unsigned int key[3];   /* Keep in sync with definitions above */
         void *private_data;
         void (*private_free)(struct snd_jack *);
 };
@@ -59,6 +65,8 @@ struct snd_jack {
 int snd_jack_new(struct snd_card *card, const char *id, int type,
                  struct snd_jack **jack);
 void snd_jack_set_parent(struct snd_jack *jack, struct device *parent);
+int snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type,
+                     int keytype);
 
 void snd_jack_report(struct snd_jack *jack, int status);