NFC: Export a new attribute nfcid1 in target info

The nfcid1 is the NFC-A identifier.
It is exported as an attribute of the target info
(returned as a response to NFC_CMD_GET_TARGET).

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/linux/nfc.h b/include/linux/nfc.h
index 89fee4a..01d4e5d 100644
--- a/include/linux/nfc.h
+++ b/include/linux/nfc.h
@@ -88,6 +88,7 @@
  * @NFC_ATTR_TARGET_SENS_RES: NFC-A targets extra information such as NFCID
  * @NFC_ATTR_TARGET_SEL_RES: NFC-A targets extra information (useful if the
  *	target is not NFC-Forum compliant)
+ * @NFC_ATTR_TARGET_NFCID1: NFC-A targets identifier, max 10 bytes
  * @NFC_ATTR_COMM_MODE: Passive or active mode
  * @NFC_ATTR_RF_MODE: Initiator or target
  */
@@ -99,6 +100,7 @@
 	NFC_ATTR_TARGET_INDEX,
 	NFC_ATTR_TARGET_SENS_RES,
 	NFC_ATTR_TARGET_SEL_RES,
+	NFC_ATTR_TARGET_NFCID1,
 	NFC_ATTR_COMM_MODE,
 	NFC_ATTR_RF_MODE,
 /* private: internal use only */