hwmon: (ibmpowernv) Add current(A) sensor

This patch exports current(A) sensors in inband sensors copied to
main memory by OCC.

Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

drivers/hwmon/ibmpowernv.c

@@ -50,6 +50,7 @@ enum sensors {
 	TEMP,
 	POWER_SUPPLY,
 	POWER_INPUT,
+	CURRENT,
 	MAX_SENSOR_TYPE,
 };
 
@@ -75,7 +76,8 @@ static struct sensor_group {
 	{ "fan"   },
 	{ "temp"  },
 	{ "in"    },
-	{ "power" }
+	{ "power" },
+	{ "curr"  },
 };
 
 struct sensor_data {