staging: vt6655: Replace MACvSetCurrBCNLength with VNSvOutPortW

Replace macro MACvSetCurrBCNLength with VNSvOutPortW 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/8ff556c84b3a4a70e8151965bcf6357e1de61bd1.1653203927.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6655/mac.h

@@ -570,11 +570,6 @@ do {									\
 	VNSvOutPortD(iobase + MAC_REG_BCNDMAPTR,		\
 		     dwCurrDescAddr)
 
-/* set the chip with current BCN length */
-#define MACvSetCurrBCNLength(iobase, wCurrBCNLength)		\
-	VNSvOutPortW(iobase + MAC_REG_BCNDMACTL + 2,		\
-		     wCurrBCNLength)
-
 #define MACvWriteBSSIDAddress(iobase, pbyEtherAddr)		\
 do {								\
 	iowrite8(1, iobase + MAC_REG_PAGE1SEL);			\

drivers/staging/vt6655/rxtx.c

@@ -1422,7 +1422,7 @@ static int vnt_beacon_xmit(struct vnt_private *priv,
 
 	MACvSetCurrBCNTxDescAddr(priv->port_offset, priv->tx_beacon_dma);
 
-	MACvSetCurrBCNLength(priv->port_offset, priv->wBCNBufLen);
+	VNSvOutPortW(priv->port_offset + MAC_REG_BCNDMACTL + 2, priv->wBCNBufLen);
 	/* Set auto Transmit on */
 	MACvRegBitsOn(priv->port_offset, MAC_REG_TCR, TCR_AUTOBCNTX);
 	/* Poll Transmit the adapter */