diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c
index ddfd37e67c3c..fd61dba88233 100644
--- a/drivers/hid/hid-asus.c
+++ b/drivers/hid/hid-asus.c
@@ -886,38 +886,18 @@ static int asus_input_mapping(struct hid_device *hdev,
 		case 0xc5: asus_map_key_clear(KEY_KBDILLUMDOWN);		break;
 		case 0xc7: asus_map_key_clear(KEY_KBDILLUMTOGGLE);	break;
 
-		/* ASUS touchpad toggle */
-		case 0x6b: asus_map_key_clear(KEY_F21);			break;
+		case 0x6b: asus_map_key_clear(KEY_F21);		break; /* ASUS touchpad toggle */
+		case 0x38: asus_map_key_clear(KEY_PROG1);	break; /* ROG key */
+		case 0xba: asus_map_key_clear(KEY_PROG2);	break; /* Fn+C ASUS Splendid */
+		case 0x5c: asus_map_key_clear(KEY_PROG3);	break; /* Fn+Space Power4Gear */
+		case 0x99: asus_map_key_clear(KEY_PROG4);	break; /* Fn+F5 "fan" symbol */
+		case 0xae: asus_map_key_clear(KEY_PROG4);	break; /* Fn+F5 "fan" symbol */
+		case 0x92: asus_map_key_clear(KEY_CALC);	break; /* Fn+Ret "Calc" symbol */
+		case 0xb2: asus_map_key_clear(KEY_PROG2);	break; /* Fn+Left previous aura */
+		case 0xb3: asus_map_key_clear(KEY_PROG3);	break; /* Fn+Left next aura */
+		case 0x6a: asus_map_key_clear(KEY_F13);		break; /* Screenpad toggle */
+		case 0x4b: asus_map_key_clear(KEY_F14);		break; /* Arrows/Pg-Up/Dn toggle */
 
-		/* ROG key */
-		case 0x38: asus_map_key_clear(KEY_PROG1);		break;
-
-		/* Fn+C ASUS Splendid */
-		case 0xba: asus_map_key_clear(KEY_PROG2);		break;
-
-		/* Fn+Space Power4Gear Hybrid */
-		case 0x5c: asus_map_key_clear(KEY_PROG3);		break;
-
-		/* Fn+F5 "fan" symbol on FX503VD */
-		case 0x99: asus_map_key_clear(KEY_PROG4);		break;
-
-		/* Fn+F5 "fan" symbol on N-Key keyboard */
-		case 0xae: asus_map_key_clear(KEY_PROG4);		break;
-
-		/* Fn+Ret "Calc" symbol on N-Key keyboard */
-		case 0x92: asus_map_key_clear(KEY_CALC);		break;
-
-		/* Fn+Left Aura mode previous on N-Key keyboard */
-		case 0xb2: asus_map_key_clear(KEY_PROG2);		break;
-
-		/* Fn+Right Aura mode next on N-Key keyboard */
-		case 0xb3: asus_map_key_clear(KEY_PROG3);		break;
-
-		/* Screenpad toggle on N-Key keyboard */
-		case 0x6a: asus_map_key_clear(KEY_F13);		break;
-
-		/* Arrows/Page-up/Down toggle on N-Key keyboard */
-		case 0x4b: asus_map_key_clear(KEY_F14);		break;
 
 		default:
 			/* ASUS lazily declares 256 usages, ignore the rest,
@@ -1320,4 +1300,4 @@ static struct hid_driver asus_driver = {
 };
 module_hid_driver(asus_driver);
 
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL");
\ No newline at end of file