1/* 2 * zfcp device driver 3 * 4 * External function declarations. 5 * 6 * Copyright IBM Corporation 2002, 2010 7 */ 8 9#ifndef ZFCP_EXT_H 10#define ZFCP_EXT_H 11 12#include <linux/types.h> 13#include <scsi/fc/fc_els.h> 14#include "zfcp_def.h" 15#include "zfcp_fc.h" 16 17/* zfcp_aux.c */ 18extern struct zfcp_unit *zfcp_get_unit_by_lun(struct zfcp_port *, u64); 19extern struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *, u64); 20extern struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *); 21extern struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *, u64, u32, 22 u32); 23extern struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *, u64); 24extern void zfcp_sg_free_table(struct scatterlist *, int); 25extern int zfcp_sg_setup_table(struct scatterlist *, int); 26extern void zfcp_device_unregister(struct device *, 27 const struct attribute_group *); 28extern void zfcp_adapter_release(struct kref *); 29extern void zfcp_adapter_unregister(struct zfcp_adapter *); 30 31/* zfcp_ccw.c */ 32extern int zfcp_ccw_priv_sch(struct zfcp_adapter *); 33extern struct ccw_driver zfcp_ccw_driver; 34extern struct zfcp_adapter *zfcp_ccw_adapter_by_cdev(struct ccw_device *); 35extern void zfcp_ccw_adapter_put(struct zfcp_adapter *); 36 37/* zfcp_cfdc.c */ 38extern struct miscdevice zfcp_cfdc_misc; 39 40/* zfcp_dbf.c */ 41extern int zfcp_dbf_adapter_register(struct zfcp_adapter *); 42extern void zfcp_dbf_adapter_unregister(struct zfcp_dbf *); 43extern void zfcp_dbf_rec_thread(char *, struct zfcp_dbf *); 44extern void zfcp_dbf_rec_thread_lock(char *, struct zfcp_dbf *); 45extern void zfcp_dbf_rec_adapter(char *, void *, struct zfcp_dbf *); 46extern void zfcp_dbf_rec_port(char *, void *, struct zfcp_port *); 47extern void zfcp_dbf_rec_unit(char *, void *, struct zfcp_unit *); 48extern void zfcp_dbf_rec_trigger(char *, void *, u8, u8, void *, 49 struct zfcp_adapter *, struct zfcp_port *, 50 struct zfcp_unit *); 51extern void zfcp_dbf_rec_action(char *, struct zfcp_erp_action *); 52extern void _zfcp_dbf_hba_fsf_response(const char *, int, struct zfcp_fsf_req *, 53 struct zfcp_dbf *); 54extern void _zfcp_dbf_hba_fsf_unsol(const char *, int level, struct zfcp_dbf *, 55 struct fsf_status_read_buffer *); 56extern void zfcp_dbf_hba_qdio(struct zfcp_dbf *, unsigned int, int, int); 57extern void zfcp_dbf_hba_berr(struct zfcp_dbf *, struct zfcp_fsf_req *); 58extern void zfcp_dbf_san_ct_request(struct zfcp_fsf_req *, u32); 59extern void zfcp_dbf_san_ct_response(struct zfcp_fsf_req *); 60extern void zfcp_dbf_san_els_request(struct zfcp_fsf_req *); 61extern void zfcp_dbf_san_els_response(struct zfcp_fsf_req *); 62extern void zfcp_dbf_san_incoming_els(struct zfcp_fsf_req *); 63extern void _zfcp_dbf_scsi(const char *, const char *, int, struct zfcp_dbf *, 64 struct scsi_cmnd *, struct zfcp_fsf_req *, 65 unsigned long); 66 67/* zfcp_erp.c */ 68extern void zfcp_erp_modify_adapter_status(struct zfcp_adapter *, char *, 69 void *, u32, int); 70extern void zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, char *, void *); 71extern void zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, char *, 72 void *); 73extern void zfcp_erp_adapter_failed(struct zfcp_adapter *, char *, void *); 74extern void zfcp_erp_modify_port_status(struct zfcp_port *, char *, void *, u32, 75 int); 76extern int zfcp_erp_port_reopen(struct zfcp_port *, int, char *, void *); 77extern void zfcp_erp_port_shutdown(struct zfcp_port *, int, char *, void *); 78extern void zfcp_erp_port_forced_reopen(struct zfcp_port *, int, char *, 79 void *); 80extern void zfcp_erp_port_failed(struct zfcp_port *, char *, void *); 81extern void zfcp_erp_modify_unit_status(struct zfcp_unit *, char *, void *, u32, 82 int); 83extern void zfcp_erp_unit_reopen(struct zfcp_unit *, int, char *, void *); 84extern void zfcp_erp_unit_shutdown(struct zfcp_unit *, int, char *, void *); 85extern void zfcp_erp_unit_failed(struct zfcp_unit *, char *, void *); 86extern int zfcp_erp_thread_setup(struct zfcp_adapter *); 87extern void zfcp_erp_thread_kill(struct zfcp_adapter *); 88extern void zfcp_erp_wait(struct zfcp_adapter *); 89extern void zfcp_erp_notify(struct zfcp_erp_action *, unsigned long); 90extern void zfcp_erp_port_boxed(struct zfcp_port *, char *, void *); 91extern void zfcp_erp_unit_boxed(struct zfcp_unit *, char *, void *); 92extern void zfcp_erp_port_access_denied(struct zfcp_port *, char *, void *); 93extern void zfcp_erp_unit_access_denied(struct zfcp_unit *, char *, void *); 94extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *, char *, 95 void *); 96extern void zfcp_erp_timeout_handler(unsigned long); 97 98/* zfcp_fc.c */ 99extern void zfcp_fc_enqueue_event(struct zfcp_adapter *, 100 enum fc_host_event_code event_code, u32); 101extern void zfcp_fc_post_event(struct work_struct *); 102extern void zfcp_fc_scan_ports(struct work_struct *); 103extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *); 104extern void zfcp_fc_port_did_lookup(struct work_struct *); 105extern void zfcp_fc_trigger_did_lookup(struct zfcp_port *); 106extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fc_els_flogi *); 107extern void zfcp_fc_test_link(struct zfcp_port *); 108extern void zfcp_fc_link_test_work(struct work_struct *); 109extern void zfcp_fc_wka_ports_force_offline(struct zfcp_fc_wka_ports *); 110extern int zfcp_fc_gs_setup(struct zfcp_adapter *); 111extern void zfcp_fc_gs_destroy(struct zfcp_adapter *); 112extern int zfcp_fc_exec_bsg_job(struct fc_bsg_job *); 113extern int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *); 114 115/* zfcp_fsf.c */ 116extern int zfcp_fsf_open_port(struct zfcp_erp_action *); 117extern int zfcp_fsf_open_wka_port(struct zfcp_fc_wka_port *); 118extern int zfcp_fsf_close_wka_port(struct zfcp_fc_wka_port *); 119extern int zfcp_fsf_close_port(struct zfcp_erp_action *); 120extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *); 121extern int zfcp_fsf_open_unit(struct zfcp_erp_action *); 122extern int zfcp_fsf_close_unit(struct zfcp_erp_action *); 123extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *); 124extern int zfcp_fsf_exchange_config_data_sync(struct zfcp_qdio *, 125 struct fsf_qtcb_bottom_config *); 126extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *); 127extern int zfcp_fsf_exchange_port_data_sync(struct zfcp_qdio *, 128 struct fsf_qtcb_bottom_port *); 129extern struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *, 130 struct zfcp_fsf_cfdc *); 131extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *); 132extern int zfcp_fsf_status_read(struct zfcp_qdio *); 133extern int zfcp_status_read_refill(struct zfcp_adapter *adapter); 134extern int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *, struct zfcp_fsf_ct_els *, 135 mempool_t *, unsigned int); 136extern int zfcp_fsf_send_els(struct zfcp_adapter *, u32, 137 struct zfcp_fsf_ct_els *, unsigned int); 138extern int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *, 139 struct scsi_cmnd *); 140extern void zfcp_fsf_req_free(struct zfcp_fsf_req *); 141extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *, u8); 142extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long, 143 struct zfcp_unit *); 144extern void zfcp_fsf_reqid_check(struct zfcp_qdio *, int); 145 146/* zfcp_qdio.c */ 147extern int zfcp_qdio_setup(struct zfcp_adapter *); 148extern void zfcp_qdio_destroy(struct zfcp_qdio *); 149extern int zfcp_qdio_sbal_get(struct zfcp_qdio *); 150extern int zfcp_qdio_send(struct zfcp_qdio *, struct zfcp_qdio_req *); 151extern int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *, struct zfcp_qdio_req *, 152 struct scatterlist *); 153extern int zfcp_qdio_open(struct zfcp_qdio *); 154extern void zfcp_qdio_close(struct zfcp_qdio *); 155extern void zfcp_qdio_siosl(struct zfcp_adapter *); 156 157/* zfcp_scsi.c */ 158extern struct zfcp_data zfcp_data; 159extern int zfcp_adapter_scsi_register(struct zfcp_adapter *); 160extern void zfcp_adapter_scsi_unregister(struct zfcp_adapter *); 161extern struct fc_function_template zfcp_transport_functions; 162extern void zfcp_scsi_rport_work(struct work_struct *); 163extern void zfcp_scsi_schedule_rport_register(struct zfcp_port *); 164extern void zfcp_scsi_schedule_rport_block(struct zfcp_port *); 165extern void zfcp_scsi_schedule_rports_block(struct zfcp_adapter *); 166extern void zfcp_scsi_scan(struct zfcp_unit *); 167extern void zfcp_scsi_scan_work(struct work_struct *); 168extern void zfcp_scsi_set_prot(struct zfcp_adapter *); 169extern void zfcp_scsi_dif_sense_error(struct scsi_cmnd *, int); 170 171/* zfcp_sysfs.c */ 172extern struct attribute_group zfcp_sysfs_unit_attrs; 173extern struct attribute_group zfcp_sysfs_adapter_attrs; 174extern struct attribute_group zfcp_sysfs_port_attrs; 175extern struct device_attribute *zfcp_sysfs_sdev_attrs[]; 176extern struct device_attribute *zfcp_sysfs_shost_attrs[]; 177 178#endif /* ZFCP_EXT_H */ 179