scsi: qedf: Decrease the LL2 MTU size to 2500

Decrease the LL2 MTU size to 2500.
Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/qedf/qedf.h

@@ -49,6 +49,7 @@
 #define QEDF_ABORT_TIMEOUT	(10 * 1000)
 #define QEDF_CLEANUP_TIMEOUT	1
 #define QEDF_MAX_CDB_LEN	16
+#define QEDF_LL2_BUF_SIZE	2500	/* Buffer size required for LL2 Rx */
 
 #define UPSTREAM_REMOVE		1
 #define UPSTREAM_KEEP		1

drivers/scsi/qedf/qedf_main.c

@@ -3429,7 +3429,7 @@ static int __qedf_probe(struct pci_dev *pdev, int mode)
 	}
 
 	memset(&params, 0, sizeof(params));
-	params.mtu = 9000;
+	params.mtu = QEDF_LL2_BUF_SIZE;
 	ether_addr_copy(params.ll2_mac_address, qedf->mac);
 
 	/* Start LL2 processing thread */