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gerrit-public.fairphone.software / kernel / msm-4.19 / 6f53a2d2ecaefa3ffff8864f51a3ae38737e1152 / . / drivers / s390 / scsi / zfcp_ext.h
blob: 36935bc0818f262f74db6fd655ed1994a7bca73e [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 */
Swen Schillig57717102009-08-18 15:43:21 +0200[diff] [blame]37extern int zfcp_dbf_adapter_register(struct zfcp_adapter *);
38extern void zfcp_dbf_adapter_unregister(struct zfcp_dbf *);
39extern void zfcp_dbf_rec_thread(char *, struct zfcp_dbf *);
40extern void zfcp_dbf_rec_thread_lock(char *, struct zfcp_dbf *);
41extern void zfcp_dbf_rec_adapter(char *, void *, struct zfcp_dbf *);
42extern void zfcp_dbf_rec_port(char *, void *, struct zfcp_port *);
43extern void zfcp_dbf_rec_unit(char *, void *, struct zfcp_unit *);
44extern void zfcp_dbf_rec_trigger(char *, void *, u8, u8, void *,
45 struct zfcp_adapter *, struct zfcp_port *,
46 struct zfcp_unit *);
47extern void zfcp_dbf_rec_action(char *, struct zfcp_erp_action *);
48extern void _zfcp_dbf_hba_fsf_response(const char *, int, struct zfcp_fsf_req *,
49 struct zfcp_dbf *);
50extern void _zfcp_dbf_hba_fsf_unsol(const char *, int level, struct zfcp_dbf *,
Christof Schmitt2e261af2009-08-18 15:43:09 +0200[diff] [blame]51 struct fsf_status_read_buffer *);
Swen Schillig57717102009-08-18 15:43:21 +0200[diff] [blame]52extern void zfcp_dbf_hba_qdio(struct zfcp_dbf *, unsigned int, int, int);
53extern void zfcp_dbf_hba_berr(struct zfcp_dbf *, struct zfcp_fsf_req *);
54extern void zfcp_dbf_san_ct_request(struct zfcp_fsf_req *);
55extern void zfcp_dbf_san_ct_response(struct zfcp_fsf_req *);
56extern void zfcp_dbf_san_els_request(struct zfcp_fsf_req *);
57extern void zfcp_dbf_san_els_response(struct zfcp_fsf_req *);
58extern void zfcp_dbf_san_incoming_els(struct zfcp_fsf_req *);
59extern void _zfcp_dbf_scsi(const char *, const char *, int, struct zfcp_dbf *,
60 struct scsi_cmnd *, struct zfcp_fsf_req *,
61 unsigned long);
Maxim Shchetynin8a36e452005-09-13 21:50:38 +0200[diff] [blame]62
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]63/* zfcp_erp.c */
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]64extern void zfcp_erp_modify_adapter_status(struct zfcp_adapter *, char *,
65 void *, u32, int);
66extern void zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, char *, void *);
67extern void zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, char *,
68 void *);
69extern void zfcp_erp_adapter_failed(struct zfcp_adapter *, char *, void *);
70extern void zfcp_erp_modify_port_status(struct zfcp_port *, char *, void *, u32,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]71 int);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]72extern int zfcp_erp_port_reopen(struct zfcp_port *, int, char *, void *);
73extern void zfcp_erp_port_shutdown(struct zfcp_port *, int, char *, void *);
74extern void zfcp_erp_port_forced_reopen(struct zfcp_port *, int, char *,
75 void *);
76extern void zfcp_erp_port_failed(struct zfcp_port *, char *, void *);
77extern void zfcp_erp_modify_unit_status(struct zfcp_unit *, char *, void *, u32,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]78 int);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]79extern void zfcp_erp_unit_reopen(struct zfcp_unit *, int, char *, void *);
80extern void zfcp_erp_unit_shutdown(struct zfcp_unit *, int, char *, void *);
81extern void zfcp_erp_unit_failed(struct zfcp_unit *, char *, void *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]82extern int zfcp_erp_thread_setup(struct zfcp_adapter *);
83extern void zfcp_erp_thread_kill(struct zfcp_adapter *);
84extern void zfcp_erp_wait(struct zfcp_adapter *);
85extern void zfcp_erp_notify(struct zfcp_erp_action *, unsigned long);
Swen Schillig5ffd51a2009-03-02 13:09:04 +0100[diff] [blame]86extern void zfcp_erp_port_boxed(struct zfcp_port *, char *, void *);
87extern void zfcp_erp_unit_boxed(struct zfcp_unit *, char *, void *);
88extern void zfcp_erp_port_access_denied(struct zfcp_port *, char *, void *);
89extern void zfcp_erp_unit_access_denied(struct zfcp_unit *, char *, void *);
90extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *, char *,
91 void *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]92extern void zfcp_erp_timeout_handler(unsigned long);
93
94/* zfcp_fc.c */
Swen Schillig6f53a2d2009-08-18 15:43:23 +0200[diff] [blame^]95extern int zfcp_fc_scan_ports(struct zfcp_adapter *);
96extern void _zfcp_fc_scan_ports_later(struct work_struct *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]97extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *);
Christof Schmitt799b76d2009-08-18 15:43:20 +0200[diff] [blame]98extern void zfcp_fc_port_did_lookup(struct work_struct *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]99extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *);
Swen Schillig6f53a2d2009-08-18 15:43:23 +0200[diff] [blame^]100extern void zfcp_fc_test_link(struct zfcp_port *);
Christof Schmitt8fdf30d2009-03-02 13:09:01 +0100[diff] [blame]101extern void zfcp_fc_link_test_work(struct work_struct *);
Christof Schmitt55c770f2009-08-18 15:43:12 +0200[diff] [blame]102extern void zfcp_fc_wka_ports_force_offline(struct zfcp_wka_ports *);
Swen Schilligd5a282a2009-08-18 15:43:22 +0200[diff] [blame]103extern int zfcp_fc_gs_setup(struct zfcp_adapter *);
104extern void zfcp_fc_gs_destroy(struct zfcp_adapter *);
Sven Schuetz9d544f22009-04-06 18:31:47 +0200[diff] [blame]105extern int zfcp_fc_execute_els_fc_job(struct fc_bsg_job *);
106extern int zfcp_fc_execute_ct_fc_job(struct fc_bsg_job *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]107
108/* zfcp_fsf.c */
109extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
Swen Schillig5ab944f2008-10-01 12:42:17 +0200[diff] [blame]110extern int zfcp_fsf_open_wka_port(struct zfcp_wka_port *);
111extern int zfcp_fsf_close_wka_port(struct zfcp_wka_port *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]112extern int zfcp_fsf_close_port(struct zfcp_erp_action *);
113extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *);
114extern int zfcp_fsf_open_unit(struct zfcp_erp_action *);
115extern int zfcp_fsf_close_unit(struct zfcp_erp_action *);
116extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *);
Swen Schillig564e1c82009-08-18 15:43:19 +0200[diff] [blame]117extern int zfcp_fsf_exchange_config_data_sync(struct zfcp_qdio *,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]118 struct fsf_qtcb_bottom_config *);
119extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *);
Swen Schillig564e1c82009-08-18 15:43:19 +0200[diff] [blame]120extern int zfcp_fsf_exchange_port_data_sync(struct zfcp_qdio *,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]121 struct fsf_qtcb_bottom_port *);
122extern struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *,
123 struct zfcp_fsf_cfdc *);
124extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
Swen Schillig564e1c82009-08-18 15:43:19 +0200[diff] [blame]125extern int zfcp_fsf_status_read(struct zfcp_qdio *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]126extern int zfcp_status_read_refill(struct zfcp_adapter *adapter);
Christof Schmitt799b76d2009-08-18 15:43:20 +0200[diff] [blame]127extern int zfcp_fsf_send_ct(struct zfcp_send_ct *, mempool_t *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]128extern int zfcp_fsf_send_els(struct zfcp_send_els *);
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]129extern int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *,
130 struct scsi_cmnd *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]131extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]132extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *, u8);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]133extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long,
Christof Schmitt63caf362009-03-02 13:09:00 +0100[diff] [blame]134 struct zfcp_unit *);
Swen Schillig564e1c82009-08-18 15:43:19 +0200[diff] [blame]135extern void zfcp_fsf_reqid_check(struct zfcp_qdio *, int);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]136
137/* zfcp_qdio.c */
Swen Schilligd5a282a2009-08-18 15:43:22 +0200[diff] [blame]138extern int zfcp_qdio_setup(struct zfcp_adapter *);
139extern void zfcp_qdio_destroy(struct zfcp_qdio *);
Swen Schillig564e1c82009-08-18 15:43:19 +0200[diff] [blame]140extern int zfcp_qdio_send(struct zfcp_qdio *, struct zfcp_queue_req *);
Swen Schillig42428f72009-08-18 15:43:18 +0200[diff] [blame]141extern struct qdio_buffer_element
Swen Schillig564e1c82009-08-18 15:43:19 +0200[diff] [blame]142 *zfcp_qdio_sbale_req(struct zfcp_qdio *, struct zfcp_queue_req *);
Swen Schillig42428f72009-08-18 15:43:18 +0200[diff] [blame]143extern struct qdio_buffer_element
Swen Schillig564e1c82009-08-18 15:43:19 +0200[diff] [blame]144 *zfcp_qdio_sbale_curr(struct zfcp_qdio *, struct zfcp_queue_req *);
145extern int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *,
Swen Schillig42428f72009-08-18 15:43:18 +0200[diff] [blame]146 struct zfcp_queue_req *, unsigned long,
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]147 struct scatterlist *, int);
Swen Schillig564e1c82009-08-18 15:43:19 +0200[diff] [blame]148extern int zfcp_qdio_open(struct zfcp_qdio *);
149extern void zfcp_qdio_close(struct zfcp_qdio *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]150
151/* zfcp_scsi.c */
152extern struct zfcp_data zfcp_data;
153extern int zfcp_adapter_scsi_register(struct zfcp_adapter *);
154extern void zfcp_adapter_scsi_unregister(struct zfcp_adapter *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]155extern char *zfcp_get_fcp_sns_info_ptr(struct fcp_rsp_iu *);
156extern struct fc_function_template zfcp_transport_functions;
Christof Schmitta2fa0ae2009-03-02 13:09:08 +0100[diff] [blame]157extern void zfcp_scsi_rport_work(struct work_struct *);
158extern void zfcp_scsi_schedule_rport_register(struct zfcp_port *);
159extern void zfcp_scsi_schedule_rport_block(struct zfcp_port *);
160extern void zfcp_scsi_schedule_rports_block(struct zfcp_adapter *);
Swen Schillig92d51932009-04-17 15:08:04 +0200[diff] [blame]161extern void zfcp_scsi_scan(struct work_struct *);
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]162
163/* zfcp_sysfs.c */
164extern struct attribute_group zfcp_sysfs_unit_attrs;
165extern struct attribute_group zfcp_sysfs_adapter_attrs;
Christof Schmitt92c299d2008-07-02 10:56:41 +0200[diff] [blame]166extern struct attribute_group zfcp_sysfs_port_attrs;
167extern struct device_attribute *zfcp_sysfs_sdev_attrs[];
168extern struct device_attribute *zfcp_sysfs_shost_attrs[];
Christof Schmitt45633fd2008-06-10 18:20:55 +0200[diff] [blame]169
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]170#endif /* ZFCP_EXT_H */