FreeBSD/Linux Kernel Cross Reference
sys/dev/ocs_fc/ocs_drv_fc.h

     /*-
      * 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
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     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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     * 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 

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