/*
* Copyright 2017 Broadcom. All Rights Reserved.
* The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation. The full GNU General
* Public License is included in this distribution in the file called COPYING.
*
* Contact Information:
* linux-drivers@broadcom.com
*
*/
#include <scsi/libiscsi.h>
#include <scsi/scsi_transport_iscsi.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_netlink.h>
#include <net/netlink.h>
#include <scsi/scsi.h>
#include "be_iscsi.h"
extern struct iscsi_transport beiscsi_iscsi_transport;
/**
* beiscsi_session_create - creates a new iscsi session
* @cmds_max: max commands supported
* @qdepth: max queue depth supported
* @initial_cmdsn: initial iscsi CMDSN
*/
struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
u16 cmds_max,
u16 qdepth,
u32 initial_cmdsn)
{
struct Scsi_Host *shost;
struct beiscsi_endpoint *beiscsi_ep;
struct iscsi_cls_session *cls_session;
struct beiscsi_hba *phba;
struct iscsi_session *sess;
struct beiscsi_session *beiscsi_sess;
struct beiscsi_io_task *io_task;
if (!ep) {
pr_err("beiscsi_session_create: invalid ep\n");
return NULL;
}
beiscsi_ep = ep->dd_data;
phba = beiscsi_ep->phba;
if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : HBA in error 0x%lx\n", phba->state);
return NULL;
}
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : In beiscsi_session_create\n");
if (cmds_max > beiscsi_ep->phba->params.wrbs_per_cxn) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : Cannot handle %d cmds."
"Max cmds per session supported is %d. Using %d."
"\n", cmds_max,
beiscsi_ep->phba->params.wrbs_per_cxn,
beiscsi_ep->phba->params.wrbs_per_cxn);
cmds_max = beiscsi_ep->