lpfc_bsg.c File Reference

#include <linux/interrupt.h>
#include <linux/mempool.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/list.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
#include <scsi/scsi_bsg_fc.h>
#include <scsi/fc/fc_fs.h>
#include "lpfc_hw4.h"
#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_sli4.h"
#include "lpfc_nl.h"
#include "lpfc_bsg.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
#include "lpfc.h"
#include "lpfc_logmsg.h"
#include "lpfc_crtn.h"
#include "lpfc_debugfs.h"
#include "lpfc_vport.h"
#include "lpfc_version.h"

Go to the source code of this file.

Data Structures
struct	lpfc_bsg_event
struct	lpfc_bsg_iocb
struct	lpfc_bsg_mbox
struct	lpfc_bsg_menlo
struct	bsg_job_data
struct	event_data
struct	lpfc_dmabufext

Macros
#define	MENLO_DID   0x0000FC0E
#define	TYPE_EVT   1
#define	TYPE_IOCB   2
#define	TYPE_MBOX   3
#define	TYPE_MENLO   4
#define	BUF_SZ_4K   4096
#define	SLI_CT_ELX_LOOPBACK   0x10
#define	ELX_LOOPBACK_HEADER_SZ   (size_t)(&((struct lpfc_sli_ct_request *)NULL)->un)

Enumerations
enum	ELX_LOOPBACK_CMD { ELX_LOOPBACK_XRI_SETUP, ELX_LOOPBACK_DATA }

Functions
int	lpfc_bsg_ct_unsol_event (struct lpfc_hba *phba, struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocbq)
void	lpfc_bsg_issue_mbox_cmpl (struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
int	lpfc_bsg_request (struct fc_bsg_job *job)
int	lpfc_bsg_timeout (struct fc_bsg_job *job)

Macro Definition Documentation

#define BUF_SZ_4K   4096

Definition at line 127 of file lpfc_bsg.c.

#define ELX_LOOPBACK_HEADER_SZ   (size_t)(&((struct lpfc_sli_ct_request *)NULL)->un)

Definition at line 135 of file lpfc_bsg.c.

#define MENLO_DID   0x0000FC0E

Definition at line 94 of file lpfc_bsg.c.

#define SLI_CT_ELX_LOOPBACK   0x10

Definition at line 128 of file lpfc_bsg.c.

#define TYPE_EVT   1

Definition at line 105 of file lpfc_bsg.c.

#define TYPE_IOCB   2

Definition at line 106 of file lpfc_bsg.c.

#define TYPE_MBOX   3

Definition at line 107 of file lpfc_bsg.c.

#define TYPE_MENLO   4

Definition at line 108 of file lpfc_bsg.c.

Enumeration Type Documentation

enum ELX_LOOPBACK_CMD

Enumerator:

ELX_LOOPBACK_XRI_SETUP
ELX_LOOPBACK_DATA

Definition at line 130 of file lpfc_bsg.c.

Function Documentation

int lpfc_bsg_ct_unsol_event	(	struct lpfc_hba *	phba,
		struct lpfc_sli_ring *	pring,
		struct lpfc_iocbq *	piocbq
	)

lpfc_bsg_ct_unsol_event - process an unsolicited CT command : : :

This function is called when an unsolicited CT command is received. It forwards the event to any processes registered to receive CT events.

Definition at line 773 of file lpfc_bsg.c.

void lpfc_bsg_issue_mbox_cmpl	(	struct lpfc_hba *	phba,
		LPFC_MBOXQ_t *	pmboxq
	)

lpfc_bsg_issue_mbox_cmpl - lpfc_bsg_issue_mbox mbox completion handler : Pointer to HBA context object. : Pointer to mailbox command.

This is completion handler function for mailbox commands issued from lpfc_bsg_issue_mbox function. This function is called by the mailbox event handler function with no lock held. This function will wake up thread waiting on the wait queue pointed by context1 of the mailbox.

Definition at line 3147 of file lpfc_bsg.c.

int lpfc_bsg_request

(

struct fc_bsg_job *

job

)

lpfc_bsg_request - handle a bsg request from the FC transport : fc_bsg_job to handle

Definition at line 5084 of file lpfc_bsg.c.

int lpfc_bsg_timeout

(

struct fc_bsg_job *

job

)

lpfc_bsg_timeout - handle timeout of a bsg request from the FC transport : fc_bsg_job that has timed out

This function just aborts the job's IOCB. The aborted IOCB will return to the waiting function which will handle passing the error back to userspace

Definition at line 5119 of file lpfc_bsg.c.