[SCSI] qla2xxx: Add host attributes.

Export additional host information via the shost_attrs member in
the scsi_host template.  Attributes include: driver version,
firmware version, ISP serial number, ISP type, ISP product ID,
HBA model name, HBA model description, PCI interconnect
information, and HBA port state.

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_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 5deaa7e..95fb0c4 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -290,6 +290,8 @@
 /*
  * Global Function Prototypes in qla_attr.c source file.
  */
+struct class_device_attribute;
+extern struct class_device_attribute *qla2x00_host_attrs[];
 struct fc_function_template;
 extern struct fc_function_template qla2xxx_transport_functions;
 extern void qla2x00_alloc_sysfs_attr(scsi_qla_host_t *);