RDMA/nes: Write correct register write to set TX pause param

Setting TX pause param writes to the wrong register location causing
the adapter to hang.  Correct the define used to write the reigster.

Addresses: https://bugs.openfabrics.org/show_bug.cgi?id=2116Reported-by: NShiri Franchi <shirif@voltaire.com>
Signed-off-by: NChien Tung <chien.tin.tung@intel.com>
Signed-off-by: NRoland Dreier <rolandd@cisco.com>

drivers/infiniband/hw/nes/nes_nic.c

@@ -1446,14 +1446,14 @@ static int nes_netdev_set_pauseparam(struct net_device *netdev,
 				NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200));
 		u32temp |= NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE;
 		nes_write_indexed(nesdev,
-				NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE + (nesdev->mac_index*0x200), u32temp);
+				NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200), u32temp);
 		nesdev->disable_tx_flow_control = 0;
 	} else if ((et_pauseparam->tx_pause == 0) && (nesdev->disable_tx_flow_control == 0)) {
 		u32temp = nes_read_indexed(nesdev,
 				NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200));
 		u32temp &= ~NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE;
 		nes_write_indexed(nesdev,
-				NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE + (nesdev->mac_index*0x200), u32temp);
+				NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200), u32temp);
 		nesdev->disable_tx_flow_control = 1;
 	}
 	if ((et_pauseparam->rx_pause == 1) && (nesdev->disable_rx_flow_control == 1)) {