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edaed859e6
Replace the zfcp_modify_<xxx>_status functions and its accompanying wrappers with dedicated status modifier functions. This eases code readability and maintenance. Signed-off-by: Swen Schillig <swen@vnet.ibm.com> Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
182 lines
8.6 KiB
C
182 lines
8.6 KiB
C
/*
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* zfcp device driver
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*
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* External function declarations.
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*
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* Copyright IBM Corporation 2002, 2010
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*/
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#ifndef ZFCP_EXT_H
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#define ZFCP_EXT_H
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#include <linux/types.h>
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#include <scsi/fc/fc_els.h>
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#include "zfcp_def.h"
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#include "zfcp_fc.h"
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/* zfcp_aux.c */
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extern struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *, u64);
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extern struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *);
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extern struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *, u64, u32,
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u32);
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extern void zfcp_sg_free_table(struct scatterlist *, int);
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extern int zfcp_sg_setup_table(struct scatterlist *, int);
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extern void zfcp_device_unregister(struct device *,
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const struct attribute_group *);
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extern void zfcp_adapter_release(struct kref *);
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extern void zfcp_adapter_unregister(struct zfcp_adapter *);
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/* zfcp_ccw.c */
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extern int zfcp_ccw_priv_sch(struct zfcp_adapter *);
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extern struct ccw_driver zfcp_ccw_driver;
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extern struct zfcp_adapter *zfcp_ccw_adapter_by_cdev(struct ccw_device *);
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extern void zfcp_ccw_adapter_put(struct zfcp_adapter *);
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/* zfcp_cfdc.c */
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extern struct miscdevice zfcp_cfdc_misc;
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extern void zfcp_cfdc_port_denied(struct zfcp_port *, union fsf_status_qual *);
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extern void zfcp_cfdc_lun_denied(struct scsi_device *, union fsf_status_qual *);
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extern void zfcp_cfdc_lun_shrng_vltn(struct scsi_device *,
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union fsf_status_qual *);
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extern int zfcp_cfdc_open_lun_eval(struct scsi_device *,
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struct fsf_qtcb_bottom_support *);
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extern void zfcp_cfdc_adapter_access_changed(struct zfcp_adapter *);
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/* zfcp_dbf.c */
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extern int zfcp_dbf_adapter_register(struct zfcp_adapter *);
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extern void zfcp_dbf_adapter_unregister(struct zfcp_dbf *);
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extern void zfcp_dbf_rec_thread(char *, struct zfcp_dbf *);
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extern void zfcp_dbf_rec_thread_lock(char *, struct zfcp_dbf *);
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extern void zfcp_dbf_rec_adapter(char *, void *, struct zfcp_dbf *);
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extern void zfcp_dbf_rec_port(char *, void *, struct zfcp_port *);
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extern void zfcp_dbf_rec_lun(char *, void *, struct scsi_device *);
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extern void zfcp_dbf_rec_trigger(char *, void *, u8, u8, void *,
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struct zfcp_adapter *, struct zfcp_port *,
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struct scsi_device *);
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extern void zfcp_dbf_rec_action(char *, struct zfcp_erp_action *);
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extern void _zfcp_dbf_hba_fsf_response(const char *, int, struct zfcp_fsf_req *,
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struct zfcp_dbf *);
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extern void _zfcp_dbf_hba_fsf_unsol(const char *, int level, struct zfcp_dbf *,
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struct fsf_status_read_buffer *);
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extern void zfcp_dbf_hba_qdio(struct zfcp_dbf *, unsigned int, int, int);
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extern void zfcp_dbf_hba_berr(struct zfcp_dbf *, struct zfcp_fsf_req *);
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extern void zfcp_dbf_san_ct_request(struct zfcp_fsf_req *, u32);
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extern void zfcp_dbf_san_ct_response(struct zfcp_fsf_req *);
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extern void zfcp_dbf_san_els_request(struct zfcp_fsf_req *);
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extern void zfcp_dbf_san_els_response(struct zfcp_fsf_req *);
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extern void zfcp_dbf_san_incoming_els(struct zfcp_fsf_req *);
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extern void _zfcp_dbf_scsi(const char *, const char *, int, struct zfcp_dbf *,
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struct scsi_cmnd *, struct zfcp_fsf_req *,
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unsigned long);
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/* zfcp_erp.c */
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extern void zfcp_erp_set_adapter_status(struct zfcp_adapter *, u32);
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extern void zfcp_erp_clear_adapter_status(struct zfcp_adapter *, u32);
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extern void zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, char *, void *);
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extern void zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, char *,
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void *);
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extern void zfcp_erp_set_port_status(struct zfcp_port *, u32);
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extern void zfcp_erp_clear_port_status(struct zfcp_port *, u32);
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extern int zfcp_erp_port_reopen(struct zfcp_port *, int, char *, void *);
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extern void zfcp_erp_port_shutdown(struct zfcp_port *, int, char *, void *);
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extern void zfcp_erp_port_forced_reopen(struct zfcp_port *, int, char *,
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void *);
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extern void zfcp_erp_set_lun_status(struct scsi_device *, u32);
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extern void zfcp_erp_clear_lun_status(struct scsi_device *, u32);
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extern void zfcp_erp_lun_reopen(struct scsi_device *, int, char *, void *);
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extern void zfcp_erp_lun_shutdown(struct scsi_device *, int, char *, void *);
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extern void zfcp_erp_lun_shutdown_wait(struct scsi_device *, char *);
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extern int zfcp_erp_thread_setup(struct zfcp_adapter *);
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extern void zfcp_erp_thread_kill(struct zfcp_adapter *);
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extern void zfcp_erp_wait(struct zfcp_adapter *);
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extern void zfcp_erp_notify(struct zfcp_erp_action *, unsigned long);
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extern void zfcp_erp_timeout_handler(unsigned long);
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/* zfcp_fc.c */
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extern void zfcp_fc_enqueue_event(struct zfcp_adapter *,
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enum fc_host_event_code event_code, u32);
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extern void zfcp_fc_post_event(struct work_struct *);
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extern void zfcp_fc_scan_ports(struct work_struct *);
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extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *);
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extern void zfcp_fc_port_did_lookup(struct work_struct *);
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extern void zfcp_fc_trigger_did_lookup(struct zfcp_port *);
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extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fc_els_flogi *);
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extern void zfcp_fc_test_link(struct zfcp_port *);
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extern void zfcp_fc_link_test_work(struct work_struct *);
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extern void zfcp_fc_wka_ports_force_offline(struct zfcp_fc_wka_ports *);
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extern int zfcp_fc_gs_setup(struct zfcp_adapter *);
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extern void zfcp_fc_gs_destroy(struct zfcp_adapter *);
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extern int zfcp_fc_exec_bsg_job(struct fc_bsg_job *);
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extern int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *);
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/* zfcp_fsf.c */
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extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
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extern int zfcp_fsf_open_wka_port(struct zfcp_fc_wka_port *);
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extern int zfcp_fsf_close_wka_port(struct zfcp_fc_wka_port *);
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extern int zfcp_fsf_close_port(struct zfcp_erp_action *);
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extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *);
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extern int zfcp_fsf_open_lun(struct zfcp_erp_action *);
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extern int zfcp_fsf_close_lun(struct zfcp_erp_action *);
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extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *);
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extern int zfcp_fsf_exchange_config_data_sync(struct zfcp_qdio *,
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struct fsf_qtcb_bottom_config *);
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extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *);
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extern int zfcp_fsf_exchange_port_data_sync(struct zfcp_qdio *,
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struct fsf_qtcb_bottom_port *);
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extern struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *,
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struct zfcp_fsf_cfdc *);
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extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
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extern int zfcp_fsf_status_read(struct zfcp_qdio *);
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extern int zfcp_status_read_refill(struct zfcp_adapter *adapter);
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extern int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *, struct zfcp_fsf_ct_els *,
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mempool_t *, unsigned int);
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extern int zfcp_fsf_send_els(struct zfcp_adapter *, u32,
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struct zfcp_fsf_ct_els *, unsigned int);
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extern int zfcp_fsf_fcp_cmnd(struct scsi_cmnd *);
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extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
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extern struct zfcp_fsf_req *zfcp_fsf_fcp_task_mgmt(struct scsi_cmnd *, u8);
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extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_cmnd(struct scsi_cmnd *);
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extern void zfcp_fsf_reqid_check(struct zfcp_qdio *, int);
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/* zfcp_qdio.c */
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extern int zfcp_qdio_setup(struct zfcp_adapter *);
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extern void zfcp_qdio_destroy(struct zfcp_qdio *);
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extern int zfcp_qdio_sbal_get(struct zfcp_qdio *);
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extern int zfcp_qdio_send(struct zfcp_qdio *, struct zfcp_qdio_req *);
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extern int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *, struct zfcp_qdio_req *,
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struct scatterlist *);
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extern int zfcp_qdio_open(struct zfcp_qdio *);
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extern void zfcp_qdio_close(struct zfcp_qdio *);
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extern void zfcp_qdio_siosl(struct zfcp_adapter *);
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/* zfcp_scsi.c */
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extern struct zfcp_data zfcp_data;
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extern int zfcp_adapter_scsi_register(struct zfcp_adapter *);
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extern void zfcp_adapter_scsi_unregister(struct zfcp_adapter *);
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extern struct fc_function_template zfcp_transport_functions;
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extern void zfcp_scsi_rport_work(struct work_struct *);
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extern void zfcp_scsi_schedule_rport_register(struct zfcp_port *);
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extern void zfcp_scsi_schedule_rport_block(struct zfcp_port *);
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extern void zfcp_scsi_schedule_rports_block(struct zfcp_adapter *);
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extern void zfcp_scsi_set_prot(struct zfcp_adapter *);
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extern void zfcp_scsi_dif_sense_error(struct scsi_cmnd *, int);
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/* zfcp_sysfs.c */
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extern struct attribute_group zfcp_sysfs_unit_attrs;
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extern struct attribute_group zfcp_sysfs_adapter_attrs;
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extern struct attribute_group zfcp_sysfs_port_attrs;
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extern struct device_attribute *zfcp_sysfs_sdev_attrs[];
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extern struct device_attribute *zfcp_sysfs_shost_attrs[];
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/* zfcp_unit.c */
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extern int zfcp_unit_add(struct zfcp_port *, u64);
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extern int zfcp_unit_remove(struct zfcp_port *, u64);
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extern struct zfcp_unit *zfcp_unit_find(struct zfcp_port *, u64);
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extern struct scsi_device *zfcp_unit_sdev(struct zfcp_unit *unit);
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extern void zfcp_unit_scsi_scan(struct zfcp_unit *);
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extern void zfcp_unit_queue_scsi_scan(struct zfcp_port *);
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extern unsigned int zfcp_unit_sdev_status(struct zfcp_unit *);
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#endif /* ZFCP_EXT_H */
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