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gerrit-public.fairphone.software / kernel / msm-4.9 / 23b6c52cf558f2a1dc6c7010c601b3624eb4591f / . / drivers / s390 / scsi / zfcp_ext.h
blob: 3044c6010306ccf4b85430a5d8bf4498a1dad40a [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 *);
Maxim Shchetynin8a36e452005-09-13 21:50:38 +0200[diff] [blame]48extern void zfcp_hba_dbf_event_fsf_response(struct zfcp_fsf_req *);
49extern void zfcp_hba_dbf_event_fsf_unsol(const char *, struct zfcp_adapter *,
50 struct fsf_status_read_buffer *);
Jan Glauber779e6e12008-07-17 17:16:48 +0200[diff] [blame]51extern void zfcp_hba_dbf_event_qdio(struct zfcp_adapter *, unsigned int, int,
52 int);
Swen Schillig57069382008-10-01 12:42:21 +0200[diff] [blame]53extern void zfcp_hba_dbf_event_berr(struct zfcp_adapter *,
54 struct zfcp_fsf_req *);
Maxim Shchetynin8a36e452005-09-13 21:50:38 +0200[diff] [blame]55extern void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *);
56extern void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *);
57extern void zfcp_san_dbf_event_els_request(struct zfcp_fsf_req *);
58extern void zfcp_san_dbf_event_els_response(struct zfcp_fsf_req *);
59extern void zfcp_san_dbf_event_incoming_els(struct zfcp_fsf_req *);
Maxim Shchetynin8a36e452005-09-13 21:50:38 +0200[diff] [blame]60extern void zfcp_scsi_dbf_event_result(const char *, int, struct zfcp_adapter *,
Maxim Shchetynined829ad2006-02-11 01:42:58 +0100[diff] [blame]61 struct scsi_cmnd *,
62 struct zfcp_fsf_req *);
Maxim Shchetynin8a36e452005-09-13 21:50:38 +0200[diff] [blame]63extern void zfcp_scsi_dbf_event_abort(const char *, struct zfcp_adapter *,
Maxim Shchetynined829ad2006-02-11 01:42:58 +0100[diff] [blame]64 struct scsi_cmnd *, struct zfcp_fsf_req *,
Andreas Herrmann4eff4a32006-09-18 22:29:20 +0200[diff] [blame]65 unsigned long);
Maxim Shchetynin8a36e452005-09-13 21:50:38 +0200[diff] [blame]66extern void zfcp_scsi_dbf_event_devreset(const char *, u8, struct zfcp_unit *,
67 struct scsi_cmnd *);
68
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]69/* zfcp_erp.c */
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]70extern void zfcp_erp_modify_adapter_status(struct zfcp_adapter *, char *,
71 void *, u32, int);
72extern void zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, char *, void *);
73extern void zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, char *,
74 void *);
75extern void zfcp_erp_adapter_failed(struct zfcp_adapter *, char *, void *);
76extern void zfcp_erp_modify_port_status(struct zfcp_port *, char *, void *, u32,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]77 int);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]78extern int zfcp_erp_port_reopen(struct zfcp_port *, int, char *, void *);
79extern void zfcp_erp_port_shutdown(struct zfcp_port *, int, char *, void *);
80extern void zfcp_erp_port_forced_reopen(struct zfcp_port *, int, char *,
81 void *);
82extern void zfcp_erp_port_failed(struct zfcp_port *, char *, void *);
83extern void zfcp_erp_modify_unit_status(struct zfcp_unit *, char *, void *, u32,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]84 int);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]85extern void zfcp_erp_unit_reopen(struct zfcp_unit *, int, char *, void *);
86extern void zfcp_erp_unit_shutdown(struct zfcp_unit *, int, char *, void *);
87extern void zfcp_erp_unit_failed(struct zfcp_unit *, char *, void *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]88extern int zfcp_erp_thread_setup(struct zfcp_adapter *);
89extern void zfcp_erp_thread_kill(struct zfcp_adapter *);
90extern void zfcp_erp_wait(struct zfcp_adapter *);
91extern void zfcp_erp_notify(struct zfcp_erp_action *, unsigned long);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]92extern void zfcp_erp_port_boxed(struct zfcp_port *, char *, void *);
93extern void zfcp_erp_unit_boxed(struct zfcp_unit *, char *, void *);
94extern void zfcp_erp_port_access_denied(struct zfcp_port *, char *, void *);
95extern void zfcp_erp_unit_access_denied(struct zfcp_unit *, char *, void *);
96extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *, char *,
97 void *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]98extern void zfcp_erp_timeout_handler(unsigned long);
Swen Schillig5ab944f2008-10-01 12:42:17 +0200[diff] [blame]99extern void zfcp_erp_port_strategy_open_lookup(struct work_struct *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]100
101/* zfcp_fc.c */
102extern int zfcp_scan_ports(struct zfcp_adapter *);
103extern void _zfcp_scan_ports_later(struct work_struct *);
104extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *);
Swen Schillig5ab944f2008-10-01 12:42:17 +0200[diff] [blame]105extern int zfcp_fc_ns_gid_pn(struct zfcp_erp_action *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]106extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *);
107extern void zfcp_test_link(struct zfcp_port *);
Christof Schmitt8fdf30d2009-03-02 13:09:01 +0100[diff] [blame]108extern void zfcp_fc_link_test_work(struct work_struct *);
Swen Schillig828bc122009-04-17 15:08:05 +0200[diff] [blame]109extern void zfcp_fc_wka_port_force_offline(struct zfcp_wka_port *);
Sven Schuetz9d544f22009-04-06 18:31:47 +0200[diff] [blame]110extern void zfcp_fc_wka_ports_init(struct zfcp_adapter *);
111extern int zfcp_fc_execute_els_fc_job(struct fc_bsg_job *);
112extern int zfcp_fc_execute_ct_fc_job(struct fc_bsg_job *);
113extern void zfcp_fc_wka_port_force_offline(struct zfcp_wka_port *);
114
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]115
116/* zfcp_fsf.c */
117extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
Swen Schillig5ab944f2008-10-01 12:42:17 +0200[diff] [blame]118extern int zfcp_fsf_open_wka_port(struct zfcp_wka_port *);
119extern int zfcp_fsf_close_wka_port(struct zfcp_wka_port *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]120extern int zfcp_fsf_close_port(struct zfcp_erp_action *);
121extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *);
122extern int zfcp_fsf_open_unit(struct zfcp_erp_action *);
123extern int zfcp_fsf_close_unit(struct zfcp_erp_action *);
124extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *);
125extern int zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *,
126 struct fsf_qtcb_bottom_config *);
127extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *);
128extern int zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *,
129 struct fsf_qtcb_bottom_port *);
130extern struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *,
131 struct zfcp_fsf_cfdc *);
132extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
133extern int zfcp_fsf_status_read(struct zfcp_adapter *);
134extern int zfcp_status_read_refill(struct zfcp_adapter *adapter);
135extern int zfcp_fsf_send_ct(struct zfcp_send_ct *, mempool_t *,
136 struct zfcp_erp_action *);
137extern int zfcp_fsf_send_els(struct zfcp_send_els *);
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]138extern int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *,
139 struct scsi_cmnd *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]140extern void zfcp_fsf_req_complete(struct zfcp_fsf_req *);
141extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]142extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *, u8);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]143extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long,
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]144 struct zfcp_unit *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]145
146/* zfcp_qdio.c */
147extern int zfcp_qdio_allocate(struct zfcp_adapter *);
148extern void zfcp_qdio_free(struct zfcp_adapter *);
149extern int zfcp_qdio_send(struct zfcp_fsf_req *);
Swen Schillig44cc76f2008-10-01 12:42:16 +0200[diff] [blame]150extern struct qdio_buffer_element *zfcp_qdio_sbale_req(struct zfcp_fsf_req *);
151extern struct qdio_buffer_element *zfcp_qdio_sbale_curr(struct zfcp_fsf_req *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]152extern int zfcp_qdio_sbals_from_sg(struct zfcp_fsf_req *, unsigned long,
153 struct scatterlist *, int);
154extern int zfcp_qdio_open(struct zfcp_adapter *);
155extern void zfcp_qdio_close(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 *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]161extern char *zfcp_get_fcp_sns_info_ptr(struct fcp_rsp_iu *);
162extern struct fc_function_template zfcp_transport_functions;
Christof Schmitta2fa0ae2009-03-02 13:09:08 +0100[diff] [blame]163extern void zfcp_scsi_rport_work(struct work_struct *);
164extern void zfcp_scsi_schedule_rport_register(struct zfcp_port *);
165extern void zfcp_scsi_schedule_rport_block(struct zfcp_port *);
166extern void zfcp_scsi_schedule_rports_block(struct zfcp_adapter *);
Swen Schillig92d51932009-04-17 15:08:04 +0200[diff] [blame]167extern void zfcp_scsi_scan(struct work_struct *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]168
169/* zfcp_sysfs.c */
170extern struct attribute_group zfcp_sysfs_unit_attrs;
171extern struct attribute_group zfcp_sysfs_adapter_attrs;
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]172extern struct attribute_group zfcp_sysfs_port_attrs;
173extern struct device_attribute *zfcp_sysfs_sdev_attrs[];
174extern struct device_attribute *zfcp_sysfs_shost_attrs[];
Christof Schmitt45633fd2008-06-10 18:20:55 +0200[diff] [blame]175
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]176#endif /* ZFCP_EXT_H */