1 files changed, 32 insertions, 8 deletions

diff --git a/sound/pci/hda/hda_jack.c b/sound/pci/hda/hda_jack.c
index 87498235787a..74b46952fc98 100644
--- a/sound/pci/hda/hda_jack.c
+++ b/sound/pci/hda/hda_jack.c
@@ -339,9 +339,15 @@ void snd_hda_jack_report_sync(struct hda_codec *codec)
 		if (jack->nid) {
 			if (!jack->jack || jack->block_report)
 				continue;
-			state = get_jack_plug_state(jack->pin_sense);
-			snd_jack_report(jack->jack,
-					state ? jack->type : 0);
+			state = jack->button_state;
+			if (get_jack_plug_state(jack->pin_sense))
+				state |= jack->type;
+			snd_jack_report(jack->jack, state);
+			if (jack->button_state) {
+				snd_jack_report(jack->jack,
+						state & ~jack->button_state);
+				jack->button_state = 0; /* button released */
+			}
 		}
 }
 EXPORT_SYMBOL_GPL(snd_hda_jack_report_sync);
@@ -379,15 +385,19 @@ static void hda_free_jack_priv(struct snd_jack *jack)
  * @nid: pin NID to assign
  * @name: string name for the jack
  * @phantom_jack: flag to deal as a phantom jack
+ * @type: jack type bits to be reported, 0 for guessing from pincfg
+ * @keymap: optional jack / key mapping
  *
  * This assigns a jack-detection kctl to the given pin.  The kcontrol
  * will have the given name and index.
  */
 int snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid,
-			  const char *name, bool phantom_jack)
+			  const char *name, bool phantom_jack,
+			  int type, const struct hda_jack_keymap *keymap)
 {
 	struct hda_jack_tbl *jack;
-	int err, state, type;
+	const struct hda_jack_keymap *map;
+	int err, state, buttons;
 
 	jack = snd_hda_jack_tbl_new(codec, nid);
 	if (!jack)
@@ -395,16 +405,30 @@ int snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid,
 	if (jack->jack)
 		return 0; /* already created */
 
-	type = get_input_jack_type(codec, nid);
-	err = snd_jack_new(codec->card, name, type,
+	if (!type)
+		type = get_input_jack_type(codec, nid);
+
+	buttons = 0;
+	if (keymap) {
+		for (map = keymap; map->type; map++)
+			buttons |= map->type;
+	}
+
+	err = snd_jack_new(codec->card, name, type | buttons,
 			   &jack->jack, true, phantom_jack);
 	if (err < 0)
 		return err;
 
 	jack->phantom_jack = !!phantom_jack;
 	jack->type = type;
+	jack->button_state = 0;
 	jack->jack->private_data = jack;
 	jack->jack->private_free = hda_free_jack_priv;
+	if (keymap) {
+		for (map = keymap; map->type; map++)
+			snd_jack_set_key(jack->jack, map->type, map->key);
+	}
+
 	state = snd_hda_jack_detect(codec, nid);
 	snd_jack_report(jack->jack, state ? jack->type : 0);
 
@@ -437,7 +461,7 @@ static int add_jack_kctl(struct hda_codec *codec, hda_nid_t nid,
 	if (phantom_jack)
 		/* Example final name: "Internal Mic Phantom Jack" */
 		strncat(name, " Phantom", sizeof(name) - strlen(name) - 1);
-	err = snd_hda_jack_add_kctl(codec, nid, name, phantom_jack);
+	err = snd_hda_jack_add_kctl(codec, nid, name, phantom_jack, 0, NULL);
 	if (err < 0)
 		return err;