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