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[SCSI] fcoe,libfcoe: Move common code for fcoe_get_lesb to fcoe_transport 

Except for obtaining the netdev from lport, fcoe_get_lesb is the common code
for the LLDs.

Signed-off-by: Bhanu Prakash Gollapudi <bprakash@broadcom.com>
Acked-by: Yi Zou <yi.zou@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Bhanu Prakash Gollapudi 2011-10-03 16:45:01 -07:00 committed by James Bottomley
parent fd8fa9071e
commit 814740d5f6
3 changed files with 32 additions and 20 deletions
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21
drivers/scsi/fcoe/fcoe.c
View File

@ -2541,28 +2541,9 @@ static void fcoe_set_vport_symbolic_name(struct fc_vport *vport)
static void fcoe_get_lesb(struct fc_lport *lport,
struct fc_els_lesb *fc_lesb)
{
unsigned int cpu;
u32 lfc, vlfc, mdac;
struct fcoe_dev_stats *devst;
struct fcoe_fc_els_lesb *lesb;
struct rtnl_link_stats64 temp;
struct net_device *netdev = fcoe_netdev(lport);
lfc = 0;
vlfc = 0;
mdac = 0;
lesb = (struct fcoe_fc_els_lesb *)fc_lesb;
memset(lesb, 0, sizeof(*lesb));
for_each_possible_cpu(cpu) {
devst = per_cpu_ptr(lport->dev_stats, cpu);
lfc += devst->LinkFailureCount;
vlfc += devst->VLinkFailureCount;
mdac += devst->MissDiscAdvCount;
}
lesb->lesb_link_fail = htonl(lfc);
lesb->lesb_vlink_fail = htonl(vlfc);
lesb->lesb_miss_fka = htonl(mdac);
lesb->lesb_fcs_error = htonl(dev_get_stats(netdev, &temp)->rx_crc_errors);
__fcoe_get_lesb(lport, fc_lesb, netdev);
}
/**

29
drivers/scsi/fcoe/fcoe_transport.c
View File

@ -83,6 +83,35 @@ static struct notifier_block libfcoe_notifier = {
.notifier_call = libfcoe_device_notification,
};
void __fcoe_get_lesb(struct fc_lport *lport,
struct fc_els_lesb *fc_lesb,
struct net_device *netdev)
{
unsigned int cpu;
u32 lfc, vlfc, mdac;
struct fcoe_dev_stats *devst;
struct fcoe_fc_els_lesb *lesb;
struct rtnl_link_stats64 temp;
lfc = 0;
vlfc = 0;
mdac = 0;
lesb = (struct fcoe_fc_els_lesb *)fc_lesb;
memset(lesb, 0, sizeof(*lesb));
for_each_possible_cpu(cpu) {
devst = per_cpu_ptr(lport->dev_stats, cpu);
lfc += devst->LinkFailureCount;
vlfc += devst->VLinkFailureCount;
mdac += devst->MissDiscAdvCount;
}
lesb->lesb_link_fail = htonl(lfc);
lesb->lesb_vlink_fail = htonl(vlfc);
lesb->lesb_miss_fka = htonl(mdac);
lesb->lesb_fcs_error =
htonl(dev_get_stats(netdev, &temp)->rx_crc_errors);
}
EXPORT_SYMBOL_GPL(__fcoe_get_lesb);
void fcoe_wwn_to_str(u64 wwn, char *buf, int len)
{
u8 wwpn[8];

2
include/scsi/libfcoe.h
View File

@ -230,6 +230,8 @@ int fcoe_libfc_config(struct fc_lport *, struct fcoe_ctlr *,
u32 fcoe_fc_crc(struct fc_frame *fp);
int fcoe_start_io(struct sk_buff *skb);
int fcoe_get_wwn(struct net_device *netdev, u64 *wwn, int type);
void __fcoe_get_lesb(struct fc_lport *lport, struct fc_els_lesb *fc_lesb,
struct net_device *netdev);
void fcoe_wwn_to_str(u64 wwn, char *buf, int len);
int fcoe_validate_vport_create(struct fc_vport *vport);