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/*
* zfcp device driver
*
* External function declarations.
*
* Copyright IBM Corporation 2002, 2008
*/
#ifndef ZFCP_EXT_H
#define ZFCP_EXT_H
#include "zfcp_def.h"
/* zfcp_aux.c */
extern struct zfcp_unit *zfcp_get_unit_by_lun(struct zfcp_port *,
fcp_lun_t);
extern struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *,
wwn_t);
extern int zfcp_adapter_enqueue(struct ccw_device *);
extern void zfcp_adapter_dequeue(struct zfcp_adapter *);
extern struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *, wwn_t, u32,
u32);
extern void zfcp_port_dequeue(struct zfcp_port *);
extern struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *, fcp_lun_t);
extern void zfcp_unit_dequeue(struct zfcp_unit *);
extern int zfcp_reqlist_isempty(struct zfcp_adapter *);
extern void zfcp_sg_free_table(struct scatterlist *, int);
extern int zfcp_sg_setup_table(struct scatterlist *, int);
/* zfcp_ccw.c */
extern int zfcp_ccw_register(void);
/* zfcp_cfdc.c */
extern struct miscdevice zfcp_cfdc_misc;
/* zfcp_dbf.c */
extern int zfcp_adapter_debug_register(struct zfcp_adapter *);
extern void zfcp_adapter_debug_unregister(struct zfcp_adapter *);
extern void zfcp_rec_dbf_event_thread(u8, struct zfcp_adapter *);
extern void zfcp_rec_dbf_event_thread_lock(u8, struct zfcp_adapter *);
extern void zfcp_rec_dbf_event_adapter(u8, void *, struct zfcp_adapter *);
extern void zfcp_rec_dbf_event_port(u8, void *, struct zfcp_port *);
extern void zfcp_rec_dbf_event_unit(u8, void *, struct zfcp_unit *);
extern void zfcp_rec_dbf_event_trigger(u8, void *, u8, u8, void *,
struct zfcp_adapter *,
struct zfcp_port *, struct zfcp_unit *);
extern void zfcp_rec_dbf_event_action(u8, struct zfcp_erp_action *);
extern void zfcp_hba_dbf_event_fsf_response(struct zfcp_fsf_req *);
extern void zfcp_hba_dbf_event_fsf_unsol(const char *, struct zfcp_adapter *,
struct fsf_status_read_buffer *);
extern void zfcp_hba_dbf_event_qdio(struct zfcp_adapter *, unsigned int, int,
int);
extern void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *);
extern void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *);
extern void zfcp_san_dbf_event_els_request(struct zfcp_fsf_req *);
extern void zfcp_san_dbf_event_els_response(struct zfcp_fsf_req *);
extern void zfcp_san_dbf_event_incoming_els(struct zfcp_fsf_req *);
extern void zfcp_scsi_dbf_event_result(const char *, int, struct zfcp_adapter *,
struct scsi_cmnd *,
struct zfcp_fsf_req *);
extern void zfcp_scsi_dbf_event_abort(const char *, struct zfcp_adapter *,
struct scsi_cmnd *, struct zfcp_fsf_req *,
unsigned long);
extern void zfcp_scsi_dbf_event_devreset(const char *, u8, struct zfcp_unit *,
struct scsi_cmnd *);
/* zfcp_erp.c */
extern void zfcp_erp_modify_adapter_status(struct zfcp_adapter *, u8, void *,
u32, int);
extern void zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, u8, void *);
extern void zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, u8, void *);
extern void zfcp_erp_adapter_failed(struct zfcp_adapter *, u8, void *);
extern void zfcp_erp_modify_port_status(struct zfcp_port *, u8, void *, u32,
int);
extern int zfcp_erp_port_reopen(struct zfcp_port *, int, u8, void *);
extern void zfcp_erp_port_shutdown(struct zfcp_port *, int, u8, void *);
extern void zfcp_erp_port_forced_reopen(struct zfcp_port *, int, u8, void *);
extern void zfcp_erp_port_failed(struct zfcp_port *, u8, void *);
extern void zfcp_erp_modify_unit_status(struct zfcp_unit *, u8, void *, u32,
int);
extern void zfcp_erp_unit_reopen(struct zfcp_unit *, int, u8, void *);
extern void zfcp_erp_unit_shutdown(struct zfcp_unit *, int, u8, void *);
extern void zfcp_erp_unit_failed(struct zfcp_unit *, u8, void *);
extern int zfcp_erp_thread_setup(struct zfcp_adapter *);
extern void zfcp_erp_thread_kill(struct zfcp_adapter *);
extern void zfcp_erp_wait(struct zfcp_adapter *);
extern void zfcp_erp_notify(struct zfcp_erp_action *, unsigned long);
extern void zfcp_erp_port_boxed(struct zfcp_port *, u8, void *);
extern void zfcp_erp_unit_boxed(struct zfcp_unit *, u8, void *);
extern void zfcp_erp_port_access_denied(struct zfcp_port *, u8, void *);
extern void zfcp_erp_unit_access_denied(struct zfcp_unit *, u8, void *);
extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *, u8, void *);
extern void zfcp_erp_timeout_handler(unsigned long);
/* zfcp_fc.c */
extern int zfcp_scan_ports(struct zfcp_adapter *);
extern void _zfcp_scan_ports_later(struct work_struct *);
extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *);
extern int zfcp_fc_ns_gid_pn_request(struct zfcp_erp_action *);
extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *);
extern void zfcp_test_link(struct zfcp_port *);
/* zfcp_fsf.c */
extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
extern int zfcp_fsf_close_port(struct zfcp_erp_action *);
extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *);
extern int zfcp_fsf_open_unit(struct zfcp_erp_action *);
extern int zfcp_fsf_close_unit(struct zfcp_erp_action *);
extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *);
extern int zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *,
struct fsf_qtcb_bottom_config *);
extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *);
extern int zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *,
struct fsf_qtcb_bottom_port *);
extern struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *,
struct zfcp_fsf_cfdc *);
extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
extern int zfcp_fsf_status_read(struct zfcp_adapter *);
extern int zfcp_status_read_refill(struct zfcp_adapter *adapter);
extern int zfcp_fsf_send_ct(struct zfcp_send_ct *, mempool_t *,
struct zfcp_erp_action *);
extern int zfcp_fsf_send_els(struct zfcp_send_els *);
extern int zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *,
struct zfcp_unit *,
struct scsi_cmnd *, int, int);
extern void zfcp_fsf_req_complete(struct zfcp_fsf_req *);
extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_adapter *,
struct zfcp_unit *, u8, int);
extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long,
struct zfcp_adapter *,
struct zfcp_unit *, int);
/* zfcp_qdio.c */
extern int zfcp_qdio_allocate(struct zfcp_adapter *);
extern void zfcp_qdio_free(struct zfcp_adapter *);
extern int zfcp_qdio_send(struct zfcp_fsf_req *);
extern volatile struct qdio_buffer_element *zfcp_qdio_sbale_req(
struct zfcp_fsf_req *);
extern volatile struct qdio_buffer_element *zfcp_qdio_sbale_curr(
struct zfcp_fsf_req *);
extern int zfcp_qdio_sbals_from_sg(struct zfcp_fsf_req *, unsigned long,
struct scatterlist *, int);
extern int zfcp_qdio_open(struct zfcp_adapter *);
extern void zfcp_qdio_close(struct zfcp_adapter *);
/* zfcp_scsi.c */
extern struct zfcp_data zfcp_data;
extern int zfcp_adapter_scsi_register(struct zfcp_adapter *);
extern void zfcp_adapter_scsi_unregister(struct zfcp_adapter *);
extern void zfcp_set_fcp_dl(struct fcp_cmnd_iu *, fcp_dl_t);
extern char *zfcp_get_fcp_sns_info_ptr(struct fcp_rsp_iu *);
extern struct fc_function_template zfcp_transport_functions;
/* zfcp_sysfs.c */
extern struct attribute_group zfcp_sysfs_unit_attrs;
extern struct attribute_group zfcp_sysfs_adapter_attrs;
extern struct attribute_group zfcp_sysfs_ns_port_attrs;
extern struct attribute_group zfcp_sysfs_port_attrs;
extern struct device_attribute *zfcp_sysfs_sdev_attrs[];
extern struct device_attribute *zfcp_sysfs_shost_attrs[];
#endif /* ZFCP_EXT_H */
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