linux/drivers/scsi/snic/snic_disc.c

// SPDX-License-Identifier: GPL-2.0-only
// Copyright 2014 Cisco Systems, Inc.  All rights reserved.

#include <linux/errno.h>
#include <linux/mempool.h>

#include <scsi/scsi_tcq.h>

#include "snic_disc.h"
#include "snic.h"
#include "snic_io.h"


/* snic target types */
static const char * const snic_tgt_type_str[] = …;

static inline const char *
snic_tgt_type_to_str(int typ)
{ … }

static const char * const snic_tgt_state_str[] = …;

const char *
snic_tgt_state_to_str(int state)
{ … }

/*
 * Initiate report_tgt req desc
 */
static void
snic_report_tgt_init(struct snic_host_req *req, u32 hid, u8 *buf, u32 len,
		     dma_addr_t rsp_buf_pa, ulong ctx)
{ … }

/*
 * snic_queue_report_tgt_req: Queues report target request.
 */
static int
snic_queue_report_tgt_req(struct snic *snic)
{ … } /* end of snic_queue_report_tgt_req */

/* call into SML */
static void
snic_scsi_scan_tgt(struct work_struct *work)
{ … } /* end of snic_scsi_scan_tgt */

/*
 * snic_tgt_lookup :
 */
static struct snic_tgt *
snic_tgt_lookup(struct snic *snic, struct snic_tgt_id *tgtid)
{ … } /* end of snic_tgt_lookup */

/*
 * snic_tgt_dev_release : Called on dropping last ref for snic_tgt object
 */
void
snic_tgt_dev_release(struct device *dev)
{ … }

/*
 * snic_tgt_del : work function to delete snic_tgt
 */
static void
snic_tgt_del(struct work_struct *work)
{ … } /* end of snic_tgt_del */

/* snic_tgt_create: checks for existence of snic_tgt, if it doesn't
 * it creates one.
 */
static struct snic_tgt *
snic_tgt_create(struct snic *snic, struct snic_tgt_id *tgtid)
{ … } /* end of snic_tgt_create */

/* Handler for discovery */
void
snic_handle_tgt_disc(struct work_struct *work)
{ … } /* end of snic_handle_tgt_disc */


int
snic_report_tgt_cmpl_handler(struct snic *snic, struct snic_fw_req *fwreq)
{ … } /* end of snic_report_tgt_cmpl_handler */

/* Discovery init fn */
void
snic_disc_init(struct snic_disc *disc)
{ … } /* end of snic_disc_init */

/* Discovery, uninit fn */
void
snic_disc_term(struct snic *snic)
{ … }

/*
 * snic_disc_start: Discovery Start ...
 */
int
snic_disc_start(struct snic *snic)
{ … } /* end of snic_disc_start */

/*
 * snic_disc_work :
 */
void
snic_handle_disc(struct work_struct *work)
{ … } /* end of snic_disc_work */

/*
 * snic_tgt_del_all : cleanup all snic targets
 * Called on unbinding the interface
 */
void
snic_tgt_del_all(struct snic *snic)
{ … } /* end of snic_tgt_del_all */