qlcnic: Fix to send INIT_NIC_FUNC as first mailbox.

o INIT_NIC_FUNC should be first mailbox sent. Sending DCB capability and
  parameter query commands after that command.
Signed-off-by: NSucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: NShahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c

@@ -2355,7 +2355,9 @@ int qlcnic_83xx_init(struct qlcnic_adapter *adapter, int pci_using_dac)
 		goto disable_mbx_intr;
 
 	qlcnic_83xx_clear_function_resources(adapter);
+	qlcnic_dcb_enable(adapter->dcb);
 	qlcnic_83xx_initialize_nic(adapter, 1);
+	qlcnic_dcb_get_info(adapter->dcb);
 
 	/* Configure default, SR-IOV or Virtual NIC mode of operation */
 	err = qlcnic_83xx_configure_opmode(adapter);

drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c

@@ -330,8 +330,6 @@ static int __qlcnic_dcb_attach(struct qlcnic_dcb *dcb)
 		goto out_free_cfg;
 	}
 
-	qlcnic_dcb_get_info(dcb);
-
 	return 0;
 out_free_cfg:
 	kfree(dcb->cfg);

drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c

@@ -2528,8 +2528,6 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		goto err_out_free_hw;
 	}
 
-	qlcnic_dcb_enable(adapter->dcb);
-
 	if (qlcnic_read_mac_addr(adapter))
 		dev_warn(&pdev->dev, "failed to read mac addr\n");
 
@@ -2549,7 +2547,10 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 			 "Device does not support MSI interrupts\n");
 
 	if (qlcnic_82xx_check(adapter)) {
+		qlcnic_dcb_enable(adapter->dcb);
+		qlcnic_dcb_get_info(adapter->dcb);
 		err = qlcnic_setup_intr(adapter);
+
 		if (err) {
 			dev_err(&pdev->dev, "Failed to setup interrupt\n");
 			goto err_out_disable_msi;