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authorYi Zou <yi.zou@intel.com>2012-12-06 07:24:13 +0100
committerRobert Love <robert.w.love@intel.com>2012-12-14 19:38:55 +0100
commit57c2728fa806aff08703e5739620454d723bc865 (patch)
tree4dda55f3f75f367a882718ff61b99a7e650a0e1c /drivers/scsi/fcoe
parentlibfcoe, fcoe: move fcoe_link_speed_update() to libfcoe and export it (diff)
downloadlinux-57c2728fa806aff08703e5739620454d723bc865.tar.xz
linux-57c2728fa806aff08703e5739620454d723bc865.zip
libfcoe, fcoe: consolidate the fcoe_ctlr_get_lesb/fcoe_get_lesb
Similarly they can be moved into libfcoe instead of being private to fcoe now. Also add comments particularly on the term LESB to the corresponding function. Signed-off-by: Yi Zou <yi.zou@intel.com> Cc: Bhanu Prakash Gollapudi <bprakash@broadcom.com> Tested-by: Marcus Dennis <marcusx.e.dennis@intel.com> Signed-off-by: Robert Love <robert.w.love@intel.com>
Diffstat (limited to 'drivers/scsi/fcoe')
-rw-r--r--drivers/scsi/fcoe/fcoe.c40
-rw-r--r--drivers/scsi/fcoe/fcoe_transport.c54
2 files changed, 54 insertions, 40 deletions
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 64bb53156af0..0b333681a645 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -130,8 +130,6 @@ static struct fc_seq *fcoe_elsct_send(struct fc_lport *,
void *, u32 timeout);
static void fcoe_recv_frame(struct sk_buff *skb);
-static void fcoe_get_lesb(struct fc_lport *, struct fc_els_lesb *);
-
/* notification function for packets from net device */
static struct notifier_block fcoe_notifier = {
.notifier_call = fcoe_device_notification,
@@ -155,7 +153,6 @@ static int fcoe_vport_create(struct fc_vport *, bool disabled);
static int fcoe_vport_disable(struct fc_vport *, bool disable);
static void fcoe_set_vport_symbolic_name(struct fc_vport *);
static void fcoe_set_port_id(struct fc_lport *, u32, struct fc_frame *);
-static void fcoe_ctlr_get_lesb(struct fcoe_ctlr_device *);
static void fcoe_fcf_get_vlan_id(struct fcoe_fcf_device *);
static struct fcoe_sysfs_function_template fcoe_sysfs_templ = {
@@ -2858,43 +2855,6 @@ static void fcoe_set_vport_symbolic_name(struct fc_vport *vport)
NULL, NULL, 3 * lport->r_a_tov);
}
-/**
- * fcoe_get_lesb() - Fill the FCoE Link Error Status Block
- * @lport: the local port
- * @fc_lesb: the link error status block
- */
-static void fcoe_get_lesb(struct fc_lport *lport,
- struct fc_els_lesb *fc_lesb)
-{
- struct net_device *netdev = fcoe_netdev(lport);
-
- __fcoe_get_lesb(lport, fc_lesb, netdev);
-}
-
-static void fcoe_ctlr_get_lesb(struct fcoe_ctlr_device *ctlr_dev)
-{
- struct fcoe_ctlr *fip = fcoe_ctlr_device_priv(ctlr_dev);
- struct net_device *netdev = fcoe_netdev(fip->lp);
- struct fcoe_fc_els_lesb *fcoe_lesb;
- struct fc_els_lesb fc_lesb;
-
- __fcoe_get_lesb(fip->lp, &fc_lesb, netdev);
- fcoe_lesb = (struct fcoe_fc_els_lesb *)(&fc_lesb);
-
- ctlr_dev->lesb.lesb_link_fail =
- ntohl(fcoe_lesb->lesb_link_fail);
- ctlr_dev->lesb.lesb_vlink_fail =
- ntohl(fcoe_lesb->lesb_vlink_fail);
- ctlr_dev->lesb.lesb_miss_fka =
- ntohl(fcoe_lesb->lesb_miss_fka);
- ctlr_dev->lesb.lesb_symb_err =
- ntohl(fcoe_lesb->lesb_symb_err);
- ctlr_dev->lesb.lesb_err_block =
- ntohl(fcoe_lesb->lesb_err_block);
- ctlr_dev->lesb.lesb_fcs_error =
- ntohl(fcoe_lesb->lesb_fcs_error);
-}
-
static void fcoe_fcf_get_vlan_id(struct fcoe_fcf_device *fcf_dev)
{
struct fcoe_ctlr_device *ctlr_dev =
diff --git a/drivers/scsi/fcoe/fcoe_transport.c b/drivers/scsi/fcoe/fcoe_transport.c
index 3c6846f1268b..dd1aeb45f4cd 100644
--- a/drivers/scsi/fcoe/fcoe_transport.c
+++ b/drivers/scsi/fcoe/fcoe_transport.c
@@ -118,6 +118,15 @@ int fcoe_link_speed_update(struct fc_lport *lport)
}
EXPORT_SYMBOL_GPL(fcoe_link_speed_update);
+/**
+ * __fcoe_get_lesb() - Get the Link Error Status Block (LESB) for a given lport
+ * @lport: The local port to update speeds for
+ * @fc_lesb: Pointer to the LESB to be filled up
+ * @netdev: Pointer to the netdev that is associated with the lport
+ *
+ * Note, the Link Error Status Block (LESB) for FCoE is defined in FC-BB-6
+ * Clause 7.11 in v1.04.
+ */
void __fcoe_get_lesb(struct fc_lport *lport,
struct fc_els_lesb *fc_lesb,
struct net_device *netdev)
@@ -147,6 +156,51 @@ void __fcoe_get_lesb(struct fc_lport *lport,
}
EXPORT_SYMBOL_GPL(__fcoe_get_lesb);
+/**
+ * fcoe_get_lesb() - Fill the FCoE Link Error Status Block
+ * @lport: the local port
+ * @fc_lesb: the link error status block
+ */
+void fcoe_get_lesb(struct fc_lport *lport,
+ struct fc_els_lesb *fc_lesb)
+{
+ struct net_device *netdev = fcoe_get_netdev(lport);
+
+ __fcoe_get_lesb(lport, fc_lesb, netdev);
+}
+EXPORT_SYMBOL_GPL(fcoe_get_lesb);
+
+/**
+ * fcoe_ctlr_get_lesb() - Get the Link Error Status Block (LESB) for a given
+ * fcoe controller device
+ * @ctlr_dev: The given fcoe controller device
+ *
+ */
+void fcoe_ctlr_get_lesb(struct fcoe_ctlr_device *ctlr_dev)
+{
+ struct fcoe_ctlr *fip = fcoe_ctlr_device_priv(ctlr_dev);
+ struct net_device *netdev = fcoe_get_netdev(fip->lp);
+ struct fcoe_fc_els_lesb *fcoe_lesb;
+ struct fc_els_lesb fc_lesb;
+
+ __fcoe_get_lesb(fip->lp, &fc_lesb, netdev);
+ fcoe_lesb = (struct fcoe_fc_els_lesb *)(&fc_lesb);
+
+ ctlr_dev->lesb.lesb_link_fail =
+ ntohl(fcoe_lesb->lesb_link_fail);
+ ctlr_dev->lesb.lesb_vlink_fail =
+ ntohl(fcoe_lesb->lesb_vlink_fail);
+ ctlr_dev->lesb.lesb_miss_fka =
+ ntohl(fcoe_lesb->lesb_miss_fka);
+ ctlr_dev->lesb.lesb_symb_err =
+ ntohl(fcoe_lesb->lesb_symb_err);
+ ctlr_dev->lesb.lesb_err_block =
+ ntohl(fcoe_lesb->lesb_err_block);
+ ctlr_dev->lesb.lesb_fcs_error =
+ ntohl(fcoe_lesb->lesb_fcs_error);
+}
+EXPORT_SYMBOL_GPL(fcoe_ctlr_get_lesb);
+
void fcoe_wwn_to_str(u64 wwn, char *buf, int len)
{
u8 wwpn[8];