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authorNeerav Parikh <neerav.parikh@intel.com>2012-01-22 17:30:10 -0800
committerJames Bottomley <JBottomley@Parallels.com>2012-02-19 08:08:58 -0600
commit6fef3902889ade6270a942cc2554252dbff1146c (patch)
tree2e75370280348fc4a826965038dc10811de43a5a /drivers/scsi/fcoe
parentd78c317f6cd701bda9f6dbfbfbcba72f39dd6ad7 (diff)
[SCSI] fcoe: Add support for FDMI in fcoe
This adds support for updating the FC-GS FDMI attributes in the fcoe driver. Signed-off-by: Neerav Parikh <neerav.parikh@intel.com> Tested-by: Ross Brattain <ross.b.brattain@intel.com> Acked-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/fcoe')
-rw-r--r--drivers/scsi/fcoe/fcoe.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index e9599600aa23..b222e2dd5def 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -734,6 +734,85 @@ static int fcoe_shost_config(struct fc_lport *lport, struct device *dev)
return 0;
}
+
+/**
+ * fcoe_fdmi_info() - Get FDMI related info from net devive for SW FCoE
+ * @lport: The local port that is associated with the net device
+ * @netdev: The associated net device
+ *
+ * Must be called after fcoe_shost_config() as it will use local port mutex
+ *
+ */
+static void fcoe_fdmi_info(struct fc_lport *lport, struct net_device *netdev)
+{
+ struct fcoe_interface *fcoe;
+ struct fcoe_port *port;
+ struct net_device *realdev;
+ int rc;
+ struct netdev_fcoe_hbainfo fdmi;
+
+ port = lport_priv(lport);
+ fcoe = port->priv;
+ realdev = fcoe->realdev;
+
+ if (!realdev)
+ return;
+
+ /* No FDMI state m/c for NPIV ports */
+ if (lport->vport)
+ return;
+
+ if (realdev->netdev_ops->ndo_fcoe_get_hbainfo) {
+ memset(&fdmi, 0, sizeof(fdmi));
+ rc = realdev->netdev_ops->ndo_fcoe_get_hbainfo(realdev,
+ &fdmi);
+ if (rc) {
+ printk(KERN_INFO "fcoe: Failed to retrieve FDMI "
+ "information from netdev.\n");
+ return;
+ }
+
+ snprintf(fc_host_serial_number(lport->host),
+ FC_SERIAL_NUMBER_SIZE,
+ "%s",
+ fdmi.serial_number);
+ snprintf(fc_host_manufacturer(lport->host),
+ FC_SERIAL_NUMBER_SIZE,
+ "%s",
+ fdmi.manufacturer);
+ snprintf(fc_host_model(lport->host),
+ FC_SYMBOLIC_NAME_SIZE,
+ "%s",
+ fdmi.model);
+ snprintf(fc_host_model_description(lport->host),
+ FC_SYMBOLIC_NAME_SIZE,
+ "%s",
+ fdmi.model_description);
+ snprintf(fc_host_hardware_version(lport->host),
+ FC_VERSION_STRING_SIZE,
+ "%s",
+ fdmi.hardware_version);
+ snprintf(fc_host_driver_version(lport->host),
+ FC_VERSION_STRING_SIZE,
+ "%s",
+ fdmi.driver_version);
+ snprintf(fc_host_optionrom_version(lport->host),
+ FC_VERSION_STRING_SIZE,
+ "%s",
+ fdmi.optionrom_version);
+ snprintf(fc_host_firmware_version(lport->host),
+ FC_VERSION_STRING_SIZE,
+ "%s",
+ fdmi.firmware_version);
+
+ /* Enable FDMI lport states */
+ lport->fdmi_enabled = 1;
+ } else {
+ lport->fdmi_enabled = 0;
+ printk(KERN_INFO "fcoe: No FDMI support.\n");
+ }
+}
+
/**
* fcoe_oem_match() - The match routine for the offloaded exchange manager
* @fp: The I/O frame
@@ -1047,6 +1126,9 @@ static struct fc_lport *fcoe_if_create(struct fcoe_interface *fcoe,
goto out_lp_destroy;
}
+ /* Initialized FDMI information */
+ fcoe_fdmi_info(lport, netdev);
+
/*
* fcoe_em_alloc() and fcoe_hostlist_add() both
* need to be atomic with respect to other changes to the