HID: make Media key on Logitech DiNovo Mini work

Put proper mapping of Media key on Logitech DiNovo Mini.

According to the specification from Logitech webpage, this
key is intended to launch a Media center.

Reported-by: Stefan Plattner <Stefan.Plattner@ilogs.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c
index 0f870a3..4a48978 100644
--- a/drivers/hid/hid-lg.c
+++ b/drivers/hid/hid-lg.c
@@ -89,6 +89,22 @@
 	return 1;
 }
 
+static int lg_dinovo_mapping(struct hid_input *hi, struct hid_usage *usage,
+		unsigned long **bit, int *max)
+{
+	if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
+		return 0;
+
+	switch (usage->hid & HID_USAGE) {
+
+	case 0x00d: lg_map_key_clear(KEY_MEDIA);	break;
+	default:
+		return 0;
+
+	}
+	return 1;
+}
+
 static int lg_wireless_mapping(struct hid_input *hi, struct hid_usage *usage,
 		unsigned long **bit, int *max)
 {
@@ -164,6 +180,10 @@
 			lg_ultrax_remote_mapping(hi, usage, bit, max))
 		return 1;
 
+	if (hdev->product == USB_DEVICE_ID_DINOVO_MINI &&
+			lg_dinovo_mapping(hi, usage, bit, max))
+		return 1;
+
 	if ((quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max))
 		return 1;