[SCSI] qla2xxx: Add MSI-X support.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index a823f0b..b6f0494 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -293,6 +293,8 @@
 	d &= ~PCI_ROM_ADDRESS_ENABLE;
 	pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d);
 
+	pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->chip_revision);
+
 	/* Get PCI bus information. */
 	spin_lock_irqsave(&ha->hardware_lock, flags);
 	ha->pci_attr = RD_REG_DWORD(&reg->ctrl_status);