staging: vt6656: Create new function to set led state.

Create vnt_mac_set_led to set state and led.

state has two modes LEDSTS_TMLEN which sets the blink rate
on TX activity and LEDSTS_STS which sets the led.

As result of this patch ControlvMaskByte becomes dead code.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/vt6656/mac.c b/drivers/staging/vt6656/mac.c
index 51e4a355..fdb244f 100644
--- a/drivers/staging/vt6656/mac.c
+++ b/drivers/staging/vt6656/mac.c
@@ -240,3 +240,16 @@
 	vnt_control_out(priv, MESSAGE_TYPE_WRITE,
 		MAC_REG_BI, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
 }
+
+void vnt_mac_set_led(struct vnt_private *priv, u8 state, u8 led)
+{
+	u8 data[2];
+
+	data[0] = led;
+	data[1] = state;
+
+	vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_PAPEDELAY,
+			MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
+
+	return;
+}