IB/srp: Add port/device attributes

Add local_ib_device and local_ib_port attributes to srp scsi_host.
These are needed when we want to connect to the same target through
multiple distinct ports.

Signed-off-by: Ishai Rabinovitz <ishai@mellanox.co.il>
Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Ishai Rabinovitz 2006-08-15 17:34:52 +03:00 committed by Roland Dreier
parent 2a214182d2
commit ded7f1a16d

View File

@ -1449,12 +1449,28 @@ static ssize_t show_zero_req_lim(struct class_device *cdev, char *buf)
return sprintf(buf, "%d\n", target->zero_req_lim);
}
static ssize_t show_local_ib_port(struct class_device *cdev, char *buf)
{
struct srp_target_port *target = host_to_target(class_to_shost(cdev));
return sprintf(buf, "%d\n", target->srp_host->port);
}
static ssize_t show_local_ib_device(struct class_device *cdev, char *buf)
{
struct srp_target_port *target = host_to_target(class_to_shost(cdev));
return sprintf(buf, "%s\n", target->srp_host->dev->dev->name);
}
static CLASS_DEVICE_ATTR(id_ext, S_IRUGO, show_id_ext, NULL);
static CLASS_DEVICE_ATTR(ioc_guid, S_IRUGO, show_ioc_guid, NULL);
static CLASS_DEVICE_ATTR(service_id, S_IRUGO, show_service_id, NULL);
static CLASS_DEVICE_ATTR(pkey, S_IRUGO, show_pkey, NULL);
static CLASS_DEVICE_ATTR(dgid, S_IRUGO, show_dgid, NULL);
static CLASS_DEVICE_ATTR(zero_req_lim, S_IRUGO, show_zero_req_lim, NULL);
static CLASS_DEVICE_ATTR(local_ib_port, S_IRUGO, show_local_ib_port, NULL);
static CLASS_DEVICE_ATTR(local_ib_device, S_IRUGO, show_local_ib_device, NULL);
static struct class_device_attribute *srp_host_attrs[] = {
&class_device_attr_id_ext,
@ -1463,6 +1479,8 @@ static struct class_device_attribute *srp_host_attrs[] = {
&class_device_attr_pkey,
&class_device_attr_dgid,
&class_device_attr_zero_req_lim,
&class_device_attr_local_ib_port,
&class_device_attr_local_ib_device,
NULL
};