[RFKILL]: Add support for ultrawideband

This patch will add support for UWB keys to rfkill,
support for this has been requested by Inaky.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/linux/input.h

@@ -360,6 +360,7 @@ struct input_absinfo {
 
 #define KEY_BLUETOOTH		237
 #define KEY_WLAN		238
+#define KEY_UWB			239
 
 #define KEY_UNKNOWN		240
 

include/linux/rfkill.h

@@ -31,10 +31,12 @@
  * enum rfkill_type - type of rfkill switch.
  * RFKILL_TYPE_WLAN: switch is no a Wireless network devices.
  * RFKILL_TYPE_BlUETOOTH: switch is on a bluetooth device.
+ * RFKILL_TYPE_UWB: switch is on a Ultra wideband device.
  */
 enum rfkill_type {
 	RFKILL_TYPE_WLAN ,
 	RFKILL_TYPE_BLUETOOTH,
+	RFKILL_TYPE_UWB,
 	RFKILL_TYPE_MAX,
 };
 

net/rfkill/rfkill-input.c

@@ -81,6 +81,7 @@ static void rfkill_schedule_toggle(struct rfkill_task *task)
 
 static DEFINE_RFKILL_TASK(rfkill_wlan, RFKILL_TYPE_WLAN);
 static DEFINE_RFKILL_TASK(rfkill_bt, RFKILL_TYPE_BLUETOOTH);
+static DEFINE_RFKILL_TASK(rfkill_uwb, RFKILL_TYPE_UWB);
 
 static void rfkill_event(struct input_handle *handle, unsigned int type,
 			unsigned int code, int down)
@@ -93,6 +94,9 @@ static void rfkill_event(struct input_handle *handle, unsigned int type,
 		case KEY_BLUETOOTH:
 			rfkill_schedule_toggle(&rfkill_bt);
 			break;
+		case KEY_UWB:
+			rfkill_schedule_toggle(&rfkill_uwb);
+			break;
 		default:
 			break;
 		}
@@ -148,6 +152,11 @@ static const struct input_device_id rfkill_ids[] = {
 		.evbit = { BIT(EV_KEY) },
 		.keybit = { [LONG(KEY_BLUETOOTH)] = BIT(KEY_BLUETOOTH) },
 	},
+	{
+		.flags = INPUT_DEVICE_ID_MATCH_EVBIT | INPUT_DEVICE_ID_MATCH_KEYBIT,
+		.evbit = { BIT(EV_KEY) },
+		.keybit = { [LONG(KEY_UWB)] = BIT(KEY_UWB) },
+	},
 	{ }
 };
 

net/rfkill/rfkill.c

@@ -106,6 +106,9 @@ static ssize_t rfkill_type_show(struct device *dev,
 	case RFKILL_TYPE_BLUETOOTH:
 		type = "bluetooth";
 		break;
+	case RFKILL_TYPE_UWB:
+		type = "ultrawideband";
+		break;
 	default:
 		BUG();
 	}