staging: vt6655: Replace MACvTransmitBCN with VNSvOutPortB

Replace macro MACvTransmitBCN with VNSvOutPortB and as it
was the only user, it can now be removed.
Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/698ce973d92065846a9db4339f017cd9e094706e.1651957741.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6655/mac.h

@@ -651,9 +651,6 @@ do {									\
 		VNSvOutPortD(iobase + MAC_REG_AC0DMACTL, DMACTL_RUN); \
 } while (0)
 
-#define MACvTransmitBCN(iobase)					\
-	VNSvOutPortB(iobase + MAC_REG_BCNDMACTL, BEACON_READY)
-
 #define MACvClearStckDS(iobase)					\
 do {									\
 	unsigned char byOrgValue;					\

drivers/staging/vt6655/rxtx.c

@@ -1426,7 +1426,7 @@ static int vnt_beacon_xmit(struct vnt_private *priv,
 	/* Set auto Transmit on */
 	MACvRegBitsOn(priv->port_offset, MAC_REG_TCR, TCR_AUTOBCNTX);
 	/* Poll Transmit the adapter */
-	MACvTransmitBCN(priv->port_offset);
+	VNSvOutPortB(priv->port_offset + MAC_REG_BCNDMACTL, BEACON_READY);
 
 	return 0;
 }