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review.shift-gmbh.com / SHIFTPHONES / kernel / shift / mainline / 55c770fa11d21456e02dc7afb9a37404da9c7b4c / . / drivers / s390 / scsi / zfcp_ext.h
blob: 1a66695f11a254f982895ff4dd4cefad77fa3b62 [file] [log] [blame]
Swen Schillig41fa2ad2007-09-07 09:15:31 +0200[diff] [blame]1/*
Christof Schmitt553448f2008-06-10 18:20:58 +0200[diff] [blame]2 * zfcp device driver
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]3 *
Christof Schmitt553448f2008-06-10 18:20:58 +0200[diff] [blame]4 * External function declarations.
Swen Schillig41fa2ad2007-09-07 09:15:31 +0200[diff] [blame]5 *
Christof Schmitta2fa0ae2009-03-02 13:09:08 +0100[diff] [blame]6 * Copyright IBM Corporation 2002, 2009
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]7 */
8
9#ifndef ZFCP_EXT_H
10#define ZFCP_EXT_H
11
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]12#include "zfcp_def.h"
13
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]14/* zfcp_aux.c */
Swen Schillig7ba58c92008-10-01 12:42:18 +0200[diff] [blame]15extern struct zfcp_unit *zfcp_get_unit_by_lun(struct zfcp_port *, u64);
16extern struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *, u64);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]17extern int zfcp_adapter_enqueue(struct ccw_device *);
18extern void zfcp_adapter_dequeue(struct zfcp_adapter *);
Swen Schillig7ba58c92008-10-01 12:42:18 +0200[diff] [blame]19extern struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *, u64, u32,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]20 u32);
21extern void zfcp_port_dequeue(struct zfcp_port *);
Swen Schillig7ba58c92008-10-01 12:42:18 +0200[diff] [blame]22extern struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *, u64);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]23extern void zfcp_unit_dequeue(struct zfcp_unit *);
24extern int zfcp_reqlist_isempty(struct zfcp_adapter *);
25extern void zfcp_sg_free_table(struct scatterlist *, int);
26extern int zfcp_sg_setup_table(struct scatterlist *, int);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]27
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]28/* zfcp_ccw.c */
29extern int zfcp_ccw_register(void);
Christof Schmitt6fcf41d2009-05-15 13:18:21 +0200[diff] [blame]30extern int zfcp_ccw_priv_sch(struct zfcp_adapter *);
Swen Schilliga1b449d2008-10-01 12:42:19 +0200[diff] [blame]31extern struct zfcp_adapter *zfcp_get_adapter_by_busid(char *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]32
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]33/* zfcp_cfdc.c */
34extern struct miscdevice zfcp_cfdc_misc;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]35
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]36/* zfcp_dbf.c */
37extern int zfcp_adapter_debug_register(struct zfcp_adapter *);
38extern void zfcp_adapter_debug_unregister(struct zfcp_adapter *);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]39extern void zfcp_rec_dbf_event_thread(char *, struct zfcp_adapter *);
40extern void zfcp_rec_dbf_event_thread_lock(char *, struct zfcp_adapter *);
41extern void zfcp_rec_dbf_event_adapter(char *, void *, struct zfcp_adapter *);
42extern void zfcp_rec_dbf_event_port(char *, void *, struct zfcp_port *);
43extern void zfcp_rec_dbf_event_unit(char *, void *, struct zfcp_unit *);
44extern void zfcp_rec_dbf_event_trigger(char *, void *, u8, u8, void *,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]45 struct zfcp_adapter *,
Martin Peschke9467a9b2008-03-27 14:22:03 +0100[diff] [blame]46 struct zfcp_port *, struct zfcp_unit *);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]47extern void zfcp_rec_dbf_event_action(char *, struct zfcp_erp_action *);
Christof Schmitt2e261af2009-08-18 15:43:09 +0200[diff] [blame]48extern void _zfcp_hba_dbf_event_fsf_response(const char *, int level,
49 struct zfcp_fsf_req *,
50 struct zfcp_dbf *dbf);
51extern void _zfcp_hba_dbf_event_fsf_unsol(const char *, int level,
52 struct zfcp_adapter *,
53 struct fsf_status_read_buffer *);
Jan Glauber779e6e12008-07-17 17:16:48 +0200[diff] [blame]54extern void zfcp_hba_dbf_event_qdio(struct zfcp_adapter *, unsigned int, int,
55 int);
Swen Schillig57069382008-10-01 12:42:21 +0200[diff] [blame]56extern void zfcp_hba_dbf_event_berr(struct zfcp_adapter *,
57 struct zfcp_fsf_req *);
Maxim Shchetynin8a36e452005-09-13 21:50:38 +0200[diff] [blame]58extern void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *);
59extern void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *);
60extern void zfcp_san_dbf_event_els_request(struct zfcp_fsf_req *);
61extern void zfcp_san_dbf_event_els_response(struct zfcp_fsf_req *);
62extern void zfcp_san_dbf_event_incoming_els(struct zfcp_fsf_req *);
Christof Schmittdcd20e22009-08-18 15:43:08 +0200[diff] [blame]63extern void _zfcp_scsi_dbf_event(const char *, const char *, int,
64 struct zfcp_dbf *, struct scsi_cmnd *,
65 struct zfcp_fsf_req *, unsigned long);
Maxim Shchetynin8a36e452005-09-13 21:50:38 +0200[diff] [blame]66
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]67/* zfcp_erp.c */
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]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,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]75 int);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]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,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]82 int);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]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 *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]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);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]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 *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]96extern void zfcp_erp_timeout_handler(unsigned long);
Swen Schillig5ab944f2008-10-01 12:42:17 +0200[diff] [blame]97extern void zfcp_erp_port_strategy_open_lookup(struct work_struct *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]98
99/* zfcp_fc.c */
100extern int zfcp_scan_ports(struct zfcp_adapter *);
101extern void _zfcp_scan_ports_later(struct work_struct *);
102extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *);
Swen Schillig5ab944f2008-10-01 12:42:17 +0200[diff] [blame]103extern int zfcp_fc_ns_gid_pn(struct zfcp_erp_action *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]104extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *);
105extern void zfcp_test_link(struct zfcp_port *);
Christof Schmitt8fdf30d2009-03-02 13:09:01 +0100[diff] [blame]106extern void zfcp_fc_link_test_work(struct work_struct *);
Christof Schmitt55c770f2009-08-18 15:43:12 +0200[diff] [blame^]107extern void zfcp_fc_wka_ports_force_offline(struct zfcp_wka_ports *);
Sven Schuetz9d544f22009-04-06 18:31:47 +0200[diff] [blame]108extern void zfcp_fc_wka_ports_init(struct zfcp_adapter *);
109extern int zfcp_fc_execute_els_fc_job(struct fc_bsg_job *);
110extern int zfcp_fc_execute_ct_fc_job(struct fc_bsg_job *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]111
112/* zfcp_fsf.c */
113extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
Swen Schillig5ab944f2008-10-01 12:42:17 +0200[diff] [blame]114extern int zfcp_fsf_open_wka_port(struct zfcp_wka_port *);
115extern int zfcp_fsf_close_wka_port(struct zfcp_wka_port *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]116extern int zfcp_fsf_close_port(struct zfcp_erp_action *);
117extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *);
118extern int zfcp_fsf_open_unit(struct zfcp_erp_action *);
119extern int zfcp_fsf_close_unit(struct zfcp_erp_action *);
120extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *);
121extern int zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *,
122 struct fsf_qtcb_bottom_config *);
123extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *);
124extern int zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *,
125 struct fsf_qtcb_bottom_port *);
126extern struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *,
127 struct zfcp_fsf_cfdc *);
128extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
129extern int zfcp_fsf_status_read(struct zfcp_adapter *);
130extern int zfcp_status_read_refill(struct zfcp_adapter *adapter);
131extern int zfcp_fsf_send_ct(struct zfcp_send_ct *, mempool_t *,
132 struct zfcp_erp_action *);
133extern int zfcp_fsf_send_els(struct zfcp_send_els *);
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]134extern int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *,
135 struct scsi_cmnd *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]136extern void zfcp_fsf_req_complete(struct zfcp_fsf_req *);
137extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]138extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *, u8);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]139extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long,
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]140 struct zfcp_unit *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]141
142/* zfcp_qdio.c */
143extern int zfcp_qdio_allocate(struct zfcp_adapter *);
144extern void zfcp_qdio_free(struct zfcp_adapter *);
145extern int zfcp_qdio_send(struct zfcp_fsf_req *);
Swen Schillig44cc76f2008-10-01 12:42:16 +0200[diff] [blame]146extern struct qdio_buffer_element *zfcp_qdio_sbale_req(struct zfcp_fsf_req *);
147extern struct qdio_buffer_element *zfcp_qdio_sbale_curr(struct zfcp_fsf_req *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]148extern int zfcp_qdio_sbals_from_sg(struct zfcp_fsf_req *, unsigned long,
149 struct scatterlist *, int);
150extern int zfcp_qdio_open(struct zfcp_adapter *);
151extern void zfcp_qdio_close(struct zfcp_adapter *);
152
153/* zfcp_scsi.c */
154extern struct zfcp_data zfcp_data;
155extern int zfcp_adapter_scsi_register(struct zfcp_adapter *);
156extern void zfcp_adapter_scsi_unregister(struct zfcp_adapter *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]157extern char *zfcp_get_fcp_sns_info_ptr(struct fcp_rsp_iu *);
158extern struct fc_function_template zfcp_transport_functions;
Christof Schmitta2fa0ae2009-03-02 13:09:08 +0100[diff] [blame]159extern void zfcp_scsi_rport_work(struct work_struct *);
160extern void zfcp_scsi_schedule_rport_register(struct zfcp_port *);
161extern void zfcp_scsi_schedule_rport_block(struct zfcp_port *);
162extern void zfcp_scsi_schedule_rports_block(struct zfcp_adapter *);
Swen Schillig92d51932009-04-17 15:08:04 +0200[diff] [blame]163extern void zfcp_scsi_scan(struct work_struct *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]164
165/* zfcp_sysfs.c */
166extern struct attribute_group zfcp_sysfs_unit_attrs;
167extern struct attribute_group zfcp_sysfs_adapter_attrs;
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]168extern struct attribute_group zfcp_sysfs_port_attrs;
169extern struct device_attribute *zfcp_sysfs_sdev_attrs[];
170extern struct device_attribute *zfcp_sysfs_shost_attrs[];
Christof Schmitt45633fd2008-06-10 18:20:55 +0200[diff] [blame]171
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]172#endif /* ZFCP_EXT_H */