diff --git a/drivers/leds/dell-led.c b/drivers/leds/dell-led.c
index e8e8f67224c1..f9002d9bb757 100644
--- a/drivers/leds/dell-led.c
+++ b/drivers/leds/dell-led.c
@@ -46,7 +46,7 @@ MODULE_ALIAS("wmi:" DELL_LED_BIOS_GUID);
 #define GLOBAL_MIC_MUTE_ENABLE	0x364
 #define GLOBAL_MIC_MUTE_DISABLE	0x365
 
-static int dell_micmute_led_set(int state)
+int dell_micmute_led_set(int state)
 {
 	struct calling_interface_buffer *buffer;
 	struct calling_interface_token *token;
@@ -69,23 +69,7 @@ static int dell_micmute_led_set(int state)
 
 	return state;
 }
-
-int dell_app_wmi_led_set(int whichled, int on)
-{
-	int state = 0;
-
-	switch (whichled) {
-	case DELL_LED_MICMUTE:
-		state = dell_micmute_led_set(on);
-		break;
-	default:
-		pr_warn("led type %x is not supported\n", whichled);
-		break;
-	}
-
-	return state;
-}
-EXPORT_SYMBOL_GPL(dell_app_wmi_led_set);
+EXPORT_SYMBOL_GPL(dell_micmute_led_set);
 
 struct bios_args {
 	unsigned char length;
diff --git a/include/linux/dell-led.h b/include/linux/dell-led.h
index 7009b8bec77b..3f033c48071e 100644
--- a/include/linux/dell-led.h
+++ b/include/linux/dell-led.h
@@ -1,10 +1,6 @@
 #ifndef __DELL_LED_H__
 #define __DELL_LED_H__
 
-enum {
-	DELL_LED_MICMUTE,
-};
-
-int dell_app_wmi_led_set(int whichled, int on);
+int dell_micmute_led_set(int on);
 
 #endif
diff --git a/sound/pci/hda/dell_wmi_helper.c b/sound/pci/hda/dell_wmi_helper.c
index 19d41da79f93..e128c8096772 100644
--- a/sound/pci/hda/dell_wmi_helper.c
+++ b/sound/pci/hda/dell_wmi_helper.c
@@ -6,7 +6,7 @@
 #include <linux/dell-led.h>
 
 static int dell_led_value;
-static int (*dell_led_set_func)(int, int);
+static int (*dell_led_set_func)(int);
 static void (*dell_old_cap_hook)(struct hda_codec *,
 			         struct snd_kcontrol *,
 				 struct snd_ctl_elem_value *);
@@ -27,7 +27,7 @@ static void update_dell_wmi_micmute_led(struct hda_codec *codec,
 			return;
 		dell_led_value = val;
 		if (dell_led_set_func)
-			dell_led_set_func(DELL_LED_MICMUTE, dell_led_value);
+			dell_led_set_func(dell_led_value);
 	}
 }
 
@@ -40,14 +40,14 @@ static void alc_fixup_dell_wmi(struct hda_codec *codec,
 
 	if (action == HDA_FIXUP_ACT_PROBE) {
 		if (!dell_led_set_func)
-			dell_led_set_func = symbol_request(dell_app_wmi_led_set);
+			dell_led_set_func = symbol_request(dell_micmute_led_set);
 		if (!dell_led_set_func) {
-			codec_warn(codec, "Failed to find dell wmi symbol dell_app_wmi_led_set\n");
+			codec_warn(codec, "Failed to find dell wmi symbol dell_micmute_led_set\n");
 			return;
 		}
 
 		removefunc = true;
-		if (dell_led_set_func(DELL_LED_MICMUTE, false) >= 0) {
+		if (dell_led_set_func(false) >= 0) {
 			dell_led_value = 0;
 			if (spec->gen.num_adc_nids > 1 && !spec->gen.dyn_adc_switch)
 				codec_dbg(codec, "Skipping micmute LED control due to several ADCs");
@@ -61,7 +61,7 @@ static void alc_fixup_dell_wmi(struct hda_codec *codec,
 	}
 
 	if (dell_led_set_func && (action == HDA_FIXUP_ACT_FREE || removefunc)) {
-		symbol_put(dell_app_wmi_led_set);
+		symbol_put(dell_micmute_led_set);
 		dell_led_set_func = NULL;
 		dell_old_cap_hook = NULL;
 	}