zynq: gem: Setting up WRAP bit for one TX bd

Setting up WRAP bit to indicate that this is the last TX BD in the
chain.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

drivers/net/zynq_gem.c

@@ -403,7 +403,8 @@ static int zynq_gem_send(struct eth_device *dev, void *ptr, int len)
 
 	priv->tx_bd->addr = (u32)ptr;
 	priv->tx_bd->status = (len & ZYNQ_GEM_TXBUF_FRMLEN_MASK) |
-				ZYNQ_GEM_TXBUF_LAST_MASK;
+			       ZYNQ_GEM_TXBUF_LAST_MASK |
+			       ZYNQ_GEM_TXBUF_WRAP_MASK;
 
 	addr = (u32) ptr;
 	addr &= ~(ARCH_DMA_MINALIGN - 1);