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1da177e4 | 1 | /* |
4a9d2d8b AH |
2 | * This file is part of the zfcp device driver for |
3 | * FCP adapters for IBM System z9 and zSeries. | |
1da177e4 | 4 | * |
4a9d2d8b | 5 | * (C) Copyright IBM Corp. 2002, 2006 |
1da177e4 LT |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2, or (at your option) | |
10 | * any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
22 | #ifndef ZFCP_EXT_H | |
23 | #define ZFCP_EXT_H | |
24 | ||
1da177e4 LT |
25 | #include "zfcp_def.h" |
26 | ||
27 | extern struct zfcp_data zfcp_data; | |
28 | ||
29 | /******************************** SYSFS *************************************/ | |
30 | extern int zfcp_sysfs_driver_create_files(struct device_driver *); | |
31 | extern void zfcp_sysfs_driver_remove_files(struct device_driver *); | |
32 | extern int zfcp_sysfs_adapter_create_files(struct device *); | |
33 | extern void zfcp_sysfs_adapter_remove_files(struct device *); | |
34 | extern int zfcp_sysfs_port_create_files(struct device *, u32); | |
35 | extern void zfcp_sysfs_port_remove_files(struct device *, u32); | |
36 | extern int zfcp_sysfs_unit_create_files(struct device *); | |
37 | extern void zfcp_sysfs_unit_remove_files(struct device *); | |
38 | extern void zfcp_sysfs_port_release(struct device *); | |
39 | extern void zfcp_sysfs_unit_release(struct device *); | |
40 | ||
41 | /**************************** CONFIGURATION *********************************/ | |
42 | extern struct zfcp_unit *zfcp_get_unit_by_lun(struct zfcp_port *, fcp_lun_t); | |
43 | extern struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *, wwn_t); | |
44 | extern struct zfcp_port *zfcp_get_port_by_did(struct zfcp_adapter *, u32); | |
45 | struct zfcp_adapter *zfcp_get_adapter_by_busid(char *); | |
46 | extern struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *); | |
47 | extern int zfcp_adapter_debug_register(struct zfcp_adapter *); | |
48 | extern void zfcp_adapter_dequeue(struct zfcp_adapter *); | |
49 | extern void zfcp_adapter_debug_unregister(struct zfcp_adapter *); | |
50 | extern struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *, wwn_t, | |
51 | u32, u32); | |
52 | extern void zfcp_port_dequeue(struct zfcp_port *); | |
53 | extern struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *, fcp_lun_t); | |
54 | extern void zfcp_unit_dequeue(struct zfcp_unit *); | |
55 | ||
56 | /******************************* S/390 IO ************************************/ | |
57 | extern int zfcp_ccw_register(void); | |
1da177e4 LT |
58 | |
59 | extern void zfcp_qdio_zero_sbals(struct qdio_buffer **, int, int); | |
60 | extern int zfcp_qdio_allocate(struct zfcp_adapter *); | |
61 | extern int zfcp_qdio_allocate_queues(struct zfcp_adapter *); | |
62 | extern void zfcp_qdio_free_queues(struct zfcp_adapter *); | |
63 | extern int zfcp_qdio_determine_pci(struct zfcp_qdio_queue *, | |
64 | struct zfcp_fsf_req *); | |
1da177e4 LT |
65 | |
66 | extern volatile struct qdio_buffer_element *zfcp_qdio_sbale_req | |
67 | (struct zfcp_fsf_req *, int, int); | |
68 | extern volatile struct qdio_buffer_element *zfcp_qdio_sbale_curr | |
69 | (struct zfcp_fsf_req *); | |
70 | extern int zfcp_qdio_sbals_from_sg | |
71 | (struct zfcp_fsf_req *, unsigned long, struct scatterlist *, int, int); | |
72 | extern int zfcp_qdio_sbals_from_scsicmnd | |
73 | (struct zfcp_fsf_req *, unsigned long, struct scsi_cmnd *); | |
74 | ||
75 | ||
76 | /******************************** FSF ****************************************/ | |
77 | extern int zfcp_fsf_open_port(struct zfcp_erp_action *); | |
78 | extern int zfcp_fsf_close_port(struct zfcp_erp_action *); | |
79 | extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *); | |
80 | ||
81 | extern int zfcp_fsf_open_unit(struct zfcp_erp_action *); | |
82 | extern int zfcp_fsf_close_unit(struct zfcp_erp_action *); | |
83 | ||
84 | extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *); | |
aef4a983 MS |
85 | extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *, |
86 | struct zfcp_adapter *, | |
1da177e4 LT |
87 | struct fsf_qtcb_bottom_port *); |
88 | extern int zfcp_fsf_control_file(struct zfcp_adapter *, struct zfcp_fsf_req **, | |
89 | u32, u32, struct zfcp_sg_list *); | |
2abbe866 AH |
90 | extern void zfcp_fsf_start_timer(struct zfcp_fsf_req *, unsigned long); |
91 | extern void zfcp_erp_start_timer(struct zfcp_fsf_req *); | |
1da177e4 LT |
92 | extern int zfcp_fsf_req_dismiss_all(struct zfcp_adapter *); |
93 | extern int zfcp_fsf_status_read(struct zfcp_adapter *, int); | |
94 | extern int zfcp_fsf_req_create(struct zfcp_adapter *, u32, int, mempool_t *, | |
95 | unsigned long *, struct zfcp_fsf_req **); | |
96 | extern int zfcp_fsf_send_ct(struct zfcp_send_ct *, mempool_t *, | |
97 | struct zfcp_erp_action *); | |
98 | extern int zfcp_fsf_send_els(struct zfcp_send_els *); | |
1da177e4 LT |
99 | extern int zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *, |
100 | struct zfcp_unit *, | |
2abbe866 | 101 | struct scsi_cmnd *, int, int); |
1da177e4 LT |
102 | extern int zfcp_fsf_req_complete(struct zfcp_fsf_req *); |
103 | extern void zfcp_fsf_incoming_els(struct zfcp_fsf_req *); | |
1db2c9c0 | 104 | extern void zfcp_fsf_req_free(struct zfcp_fsf_req *); |
1da177e4 LT |
105 | extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_command_task_management( |
106 | struct zfcp_adapter *, struct zfcp_unit *, u8, int); | |
107 | extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command( | |
108 | unsigned long, struct zfcp_adapter *, struct zfcp_unit *, int); | |
109 | ||
110 | /******************************* FC/FCP **************************************/ | |
111 | extern int zfcp_nameserver_enqueue(struct zfcp_adapter *); | |
112 | extern int zfcp_ns_gid_pn_request(struct zfcp_erp_action *); | |
113 | extern int zfcp_check_ct_response(struct ct_hdr *); | |
114 | extern int zfcp_handle_els_rjt(u32, struct zfcp_ls_rjt_par *); | |
75bfc283 | 115 | extern void zfcp_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *); |
1da177e4 LT |
116 | |
117 | /******************************* SCSI ****************************************/ | |
118 | extern int zfcp_adapter_scsi_register(struct zfcp_adapter *); | |
119 | extern void zfcp_adapter_scsi_unregister(struct zfcp_adapter *); | |
120 | extern void zfcp_set_fcp_dl(struct fcp_cmnd_iu *, fcp_dl_t); | |
121 | extern char *zfcp_get_fcp_rsp_info_ptr(struct fcp_rsp_iu *); | |
2b67fc46 HC |
122 | extern void set_host_byte(int *, char); |
123 | extern void set_driver_byte(int *, char); | |
1da177e4 | 124 | extern char *zfcp_get_fcp_sns_info_ptr(struct fcp_rsp_iu *); |
1da177e4 LT |
125 | extern fcp_dl_t zfcp_get_fcp_dl(struct fcp_cmnd_iu *); |
126 | ||
127 | extern int zfcp_scsi_command_async(struct zfcp_adapter *,struct zfcp_unit *, | |
2abbe866 AH |
128 | struct scsi_cmnd *, int); |
129 | extern int zfcp_scsi_command_sync(struct zfcp_unit *, struct scsi_cmnd *, int); | |
1da177e4 LT |
130 | extern struct fc_function_template zfcp_transport_functions; |
131 | ||
132 | /******************************** ERP ****************************************/ | |
133 | extern void zfcp_erp_modify_adapter_status(struct zfcp_adapter *, u32, int); | |
134 | extern int zfcp_erp_adapter_reopen(struct zfcp_adapter *, int); | |
135 | extern int zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int); | |
136 | extern void zfcp_erp_adapter_failed(struct zfcp_adapter *); | |
137 | ||
138 | extern void zfcp_erp_modify_port_status(struct zfcp_port *, u32, int); | |
139 | extern int zfcp_erp_port_reopen(struct zfcp_port *, int); | |
140 | extern int zfcp_erp_port_shutdown(struct zfcp_port *, int); | |
141 | extern int zfcp_erp_port_forced_reopen(struct zfcp_port *, int); | |
142 | extern void zfcp_erp_port_failed(struct zfcp_port *); | |
143 | extern int zfcp_erp_port_reopen_all(struct zfcp_adapter *, int); | |
144 | ||
145 | extern void zfcp_erp_modify_unit_status(struct zfcp_unit *, u32, int); | |
146 | extern int zfcp_erp_unit_reopen(struct zfcp_unit *, int); | |
147 | extern int zfcp_erp_unit_shutdown(struct zfcp_unit *, int); | |
148 | extern void zfcp_erp_unit_failed(struct zfcp_unit *); | |
149 | ||
150 | extern int zfcp_erp_thread_setup(struct zfcp_adapter *); | |
151 | extern int zfcp_erp_thread_kill(struct zfcp_adapter *); | |
152 | extern int zfcp_erp_wait(struct zfcp_adapter *); | |
f6c0e7a7 | 153 | extern void zfcp_erp_async_handler(struct zfcp_erp_action *, unsigned long); |
1da177e4 LT |
154 | |
155 | extern int zfcp_test_link(struct zfcp_port *); | |
156 | ||
d736a27b AH |
157 | extern void zfcp_erp_port_boxed(struct zfcp_port *); |
158 | extern void zfcp_erp_unit_boxed(struct zfcp_unit *); | |
1da177e4 LT |
159 | extern void zfcp_erp_port_access_denied(struct zfcp_port *); |
160 | extern void zfcp_erp_unit_access_denied(struct zfcp_unit *); | |
161 | extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *); | |
162 | extern void zfcp_erp_port_access_changed(struct zfcp_port *); | |
163 | extern void zfcp_erp_unit_access_changed(struct zfcp_unit *); | |
164 | ||
165 | /******************************** AUX ****************************************/ | |
8a36e453 MS |
166 | extern void zfcp_hba_dbf_event_fsf_response(struct zfcp_fsf_req *); |
167 | extern void zfcp_hba_dbf_event_fsf_unsol(const char *, struct zfcp_adapter *, | |
168 | struct fsf_status_read_buffer *); | |
169 | extern void zfcp_hba_dbf_event_qdio(struct zfcp_adapter *, | |
170 | unsigned int, unsigned int, unsigned int, | |
171 | int, int); | |
172 | ||
173 | extern void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *); | |
174 | extern void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *); | |
175 | extern void zfcp_san_dbf_event_els_request(struct zfcp_fsf_req *); | |
176 | extern void zfcp_san_dbf_event_els_response(struct zfcp_fsf_req *); | |
177 | extern void zfcp_san_dbf_event_incoming_els(struct zfcp_fsf_req *); | |
178 | ||
179 | extern void zfcp_scsi_dbf_event_result(const char *, int, struct zfcp_adapter *, | |
ed829ad6 MS |
180 | struct scsi_cmnd *, |
181 | struct zfcp_fsf_req *); | |
8a36e453 | 182 | extern void zfcp_scsi_dbf_event_abort(const char *, struct zfcp_adapter *, |
ed829ad6 | 183 | struct scsi_cmnd *, struct zfcp_fsf_req *, |
4eff4a36 | 184 | unsigned long); |
8a36e453 MS |
185 | extern void zfcp_scsi_dbf_event_devreset(const char *, u8, struct zfcp_unit *, |
186 | struct scsi_cmnd *); | |
fea9d6c7 VS |
187 | extern void zfcp_reqlist_add(struct zfcp_adapter *, struct zfcp_fsf_req *); |
188 | extern void zfcp_reqlist_remove(struct zfcp_adapter *, unsigned long); | |
189 | extern struct zfcp_fsf_req *zfcp_reqlist_ismember(struct zfcp_adapter *, | |
190 | unsigned long); | |
191 | extern int zfcp_reqlist_isempty(struct zfcp_adapter *); | |
8a36e453 | 192 | |
1da177e4 | 193 | #endif /* ZFCP_EXT_H */ |