freebsd-skq/sys/dev/ocs_fc/ocs_drv_fc.h
2020-09-01 22:02:12 +00:00

210 lines
6.3 KiB
C

/*-
* Copyright (c) 2017 Broadcom. All rights reserved.
* The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
/**
* @file
* OCS linux driver common include file
*/
#if !defined(__OCS_DRV_FC_H__)
#define __OCS_DRV_FC_H__
#define OCS_INCLUDE_FC
#include "ocs_os.h"
#include "ocs_debug.h"
#include "ocs_common.h"
#include "ocs_hw.h"
#include "ocs_io.h"
#include "ocs_pm.h"
#include "ocs_xport.h"
#include "ocs_stats.h"
struct ocs_s {
ocs_os_t ocs_os;
char display_name[OCS_DISPLAY_NAME_LENGTH];
ocs_rlock_t lock; /*>> Device wide lock */
ocs_list_t domain_list; /*>> linked list of virtual fabric objects */
ocs_io_pool_t *io_pool; /**< pointer to IO pool */
ocs_ramlog_t *ramlog;
ocs_drv_t drv_ocs;
ocs_scsi_tgt_t tgt_ocs;
ocs_scsi_ini_t ini_ocs;
ocs_xport_e ocs_xport;
ocs_xport_t *xport; /*>> Pointer to transport object */
bool enable_ini;
bool enable_tgt;
uint8_t fc_type;
int ctrlmask;
int logmask;
uint32_t max_isr_time_msec; /*>> Maximum ISR time */
char *hw_war_version;
ocs_pm_context_t pm_context; /*<< power management context */
ocs_mgmt_functions_t *mgmt_functions;
ocs_mgmt_functions_t *tgt_mgmt_functions;
ocs_mgmt_functions_t *ini_mgmt_functions;
ocs_err_injection_e err_injection; /**< for error injection testing */
uint32_t cmd_err_inject; /**< specific cmd to inject error into */
time_t delay_value_msec; /**< for injecting delays */
const char *desc;
uint32_t instance_index;
uint16_t pci_vendor;
uint16_t pci_device;
uint16_t pci_subsystem_vendor;
uint16_t pci_subsystem_device;
char businfo[OCS_DISPLAY_BUS_INFO_LENGTH];
const char *model;
const char *driver_version;
const char *fw_version;
ocs_hw_t hw;
ocs_domain_t *domain; /*>> pointer to first (physical) domain (also on domain_list) */
uint32_t domain_instance_count; /*>> domain instance count */
void (*domain_list_empty_cb)(ocs_t *ocs, void *arg); /*>> domain list empty callback */
void *domain_list_empty_cb_arg; /*>> domain list empty callback argument */
bool explicit_buffer_list;
bool external_loopback;
uint32_t num_vports;
uint32_t hw_bounce;
uint32_t rq_threads;
uint32_t rq_selection_policy;
uint32_t rr_quanta;
char *filter_def;
uint32_t max_remote_nodes;
bool soft_wwn_enable;
/*
* tgt_rscn_delay - delay in kicking off RSCN processing (nameserver queries)
* after receiving an RSCN on the target. This prevents thrashing of nameserver
* requests due to a huge burst of RSCNs received in a short period of time
* Note: this is only valid when target RSCN handling is enabled -- see ctrlmask.
*/
time_t tgt_rscn_delay_msec; /*>> minimum target RSCN delay */
/*
* tgt_rscn_period - determines maximum frequency when processing back-to-back
* RSCNs; e.g. if this value is 30, there will never be any more than 1 RSCN
* handling per 30s window. This prevents initiators on a faulty link generating
* many RSCN from causing the target to continually query the nameserver. Note:
* this is only valid when target RSCN handling is enabled
*/
time_t tgt_rscn_period_msec; /*>> minimum target RSCN period */
/*
* Target IO timer value:
* Zero: target command timeout disabled.
* Non-zero: Timeout value, in seconds, for target commands
*/
uint32_t target_io_timer_sec;
int speed;
int topology;
int ethernet_license;
int num_scsi_ios;
bool enable_hlm; /*>> high login mode is enabled */
uint32_t hlm_group_size; /*>> RPI count for high login mode */
char *wwn_bump;
uint32_t nodedb_mask; /*>> Node debugging mask */
uint32_t auto_xfer_rdy_size; /*>> Maximum sized write to use auto xfer rdy */
bool esoc;
uint8_t ocs_req_fw_upgrade;
ocs_textbuf_t ddump_saved;
};
#define ocs_is_fc_initiator_enabled() (ocs->enable_ini)
#define ocs_is_fc_target_enabled() (ocs->enable_tgt)
static inline void
ocs_device_lock_init(ocs_t *ocs)
{
ocs_rlock_init(ocs, &ocs->lock, "ocsdevicelock");
}
static inline void
ocs_device_lock_free(ocs_t *ocs)
{
ocs_rlock_free(&ocs->lock);
}
static inline int32_t
ocs_device_lock_try(ocs_t *ocs)
{
return ocs_rlock_try(&ocs->lock);
}
static inline void
ocs_device_lock(ocs_t *ocs)
{
ocs_rlock_acquire(&ocs->lock);
}
static inline void
ocs_device_unlock(ocs_t *ocs)
{
ocs_rlock_release(&ocs->lock);
}
extern ocs_t *ocs_get_instance(uint32_t index);
extern int32_t ocs_get_bus_dev_func(ocs_t *ocs, uint8_t* bus, uint8_t* dev, uint8_t* func);
static inline ocs_io_t *
ocs_io_alloc(ocs_t *ocs)
{
return ocs_io_pool_io_alloc(ocs->xport->io_pool);
}
static inline void
ocs_io_free(ocs_t *ocs, ocs_io_t *io)
{
ocs_io_pool_io_free(ocs->xport->io_pool, io);
}
extern void ocs_stop_event_processing(ocs_os_t *ocs_os);
extern int32_t ocs_start_event_processing(ocs_os_t *ocs_os);
#include "ocs_domain.h"
#include "ocs_sport.h"
#include "ocs_node.h"
#include "ocs_io.h"
#include "ocs_unsol.h"
#include "ocs_scsi.h"
#include "ocs_ioctl.h"
#include "ocs_elxu.h"
#endif