dwmac4_prog_mtl_tx_algorithms() missing write operation

net: ethernet: stmmac: dwmac4_prog_mtl_tx_algorithms() missing write operation

The value of MTL_OPERATION_MODE is not written back
Signed-off-by: NCheng Han <hancheng2009@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c

@@ -192,6 +192,8 @@ static void dwmac4_prog_mtl_tx_algorithms(struct mac_device_info *hw,
 	default:
 		break;
 	}
+
+	writel(value, ioaddr + MTL_OPERATION_MODE);
 }
 
 static void dwmac4_set_mtl_tx_queue_weight(struct mac_device_info *hw,