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[SCSI] bsg: no need to set BSG_F_BLOCK bit in bsg_complete_all_commands
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / s390 / scsi / zfcp_ext.h
CommitLineData
41fa2ada 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
41fa2ada
SS		 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.
1da177e4
LT		 20 */
21
22#ifndef ZFCP_EXT_H
23#define ZFCP_EXT_H
24
1da177e4
LT		 25#include "zfcp_def.h"
26
27extern struct zfcp_data zfcp_data;
28
29/******************************** SYSFS *************************************/
0478b83a 30extern struct attribute_group *zfcp_driver_attr_groups[];
1da177e4
LT		 31extern int zfcp_sysfs_adapter_create_files(struct device *);
32extern void zfcp_sysfs_adapter_remove_files(struct device *);
33extern int zfcp_sysfs_port_create_files(struct device *, u32);
34extern void zfcp_sysfs_port_remove_files(struct device *, u32);
35extern int zfcp_sysfs_unit_create_files(struct device *);
36extern void zfcp_sysfs_unit_remove_files(struct device *);
37extern void zfcp_sysfs_port_release(struct device *);
38extern void zfcp_sysfs_unit_release(struct device *);
39
40/**************************** CONFIGURATION *********************************/
41extern struct zfcp_unit *zfcp_get_unit_by_lun(struct zfcp_port *, fcp_lun_t);
42extern struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *, wwn_t);
43extern struct zfcp_port *zfcp_get_port_by_did(struct zfcp_adapter *, u32);
44struct zfcp_adapter *zfcp_get_adapter_by_busid(char *);
45extern struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *);
46extern int zfcp_adapter_debug_register(struct zfcp_adapter *);
47extern void zfcp_adapter_dequeue(struct zfcp_adapter *);
48extern void zfcp_adapter_debug_unregister(struct zfcp_adapter *);
49extern struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *, wwn_t,
50 u32, u32);
51extern void zfcp_port_dequeue(struct zfcp_port *);
52extern struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *, fcp_lun_t);
53extern void zfcp_unit_dequeue(struct zfcp_unit *);
54
55/******************************* S/390 IO ************************************/
56extern int zfcp_ccw_register(void);
1da177e4
LT		 57
58extern void zfcp_qdio_zero_sbals(struct qdio_buffer **, int, int);
59extern int zfcp_qdio_allocate(struct zfcp_adapter *);
60extern int zfcp_qdio_allocate_queues(struct zfcp_adapter *);
61extern void zfcp_qdio_free_queues(struct zfcp_adapter *);
62extern int zfcp_qdio_determine_pci(struct zfcp_qdio_queue *,
63 struct zfcp_fsf_req *);
1da177e4
LT		 64
65extern volatile struct qdio_buffer_element *zfcp_qdio_sbale_req
66 (struct zfcp_fsf_req *, int, int);
67extern volatile struct qdio_buffer_element *zfcp_qdio_sbale_curr
68 (struct zfcp_fsf_req *);
69extern int zfcp_qdio_sbals_from_sg
70 (struct zfcp_fsf_req *, unsigned long, struct scatterlist *, int, int);
71extern int zfcp_qdio_sbals_from_scsicmnd
72 (struct zfcp_fsf_req *, unsigned long, struct scsi_cmnd *);
73
74
75/******************************** FSF ****************************************/
76extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
77extern int zfcp_fsf_close_port(struct zfcp_erp_action *);
78extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *);
79
80extern int zfcp_fsf_open_unit(struct zfcp_erp_action *);
81extern int zfcp_fsf_close_unit(struct zfcp_erp_action *);
82
83extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *);
52ef11a7
SS		 84extern int zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *,
85 struct fsf_qtcb_bottom_config *);
86extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *);
87extern int zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *,
88 struct fsf_qtcb_bottom_port *);
1da177e4
LT		 89extern int zfcp_fsf_control_file(struct zfcp_adapter *, struct zfcp_fsf_req **,
90 u32, u32, struct zfcp_sg_list *);
2abbe866
AH		 91extern void zfcp_fsf_start_timer(struct zfcp_fsf_req *, unsigned long);
92extern void zfcp_erp_start_timer(struct zfcp_fsf_req *);
6fcc4711 93extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
1da177e4
LT		 94extern int zfcp_fsf_status_read(struct zfcp_adapter *, int);
95extern int zfcp_fsf_req_create(struct zfcp_adapter *, u32, int, mempool_t *,
96 unsigned long *, struct zfcp_fsf_req **);
97extern int zfcp_fsf_send_ct(struct zfcp_send_ct *, mempool_t *,
98 struct zfcp_erp_action *);
99extern int zfcp_fsf_send_els(struct zfcp_send_els *);
1da177e4
LT		 100extern int zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *,
101 struct zfcp_unit *,
2abbe866 102 struct scsi_cmnd *, int, int);
1da177e4
LT		 103extern int zfcp_fsf_req_complete(struct zfcp_fsf_req *);
104extern void zfcp_fsf_incoming_els(struct zfcp_fsf_req *);
1db2c9c0 105extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
1da177e4
LT		 106extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_command_task_management(
107 struct zfcp_adapter *, struct zfcp_unit *, u8, int);
108extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(
109 unsigned long, struct zfcp_adapter *, struct zfcp_unit *, int);
110
111/******************************* FC/FCP **************************************/
112extern int zfcp_nameserver_enqueue(struct zfcp_adapter *);
113extern int zfcp_ns_gid_pn_request(struct zfcp_erp_action *);
114extern int zfcp_check_ct_response(struct ct_hdr *);
115extern int zfcp_handle_els_rjt(u32, struct zfcp_ls_rjt_par *);
75bfc283 116extern void zfcp_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *);
1da177e4
LT		 117
118/******************************* SCSI ****************************************/
119extern int zfcp_adapter_scsi_register(struct zfcp_adapter *);
120extern void zfcp_adapter_scsi_unregister(struct zfcp_adapter *);
121extern void zfcp_set_fcp_dl(struct fcp_cmnd_iu *, fcp_dl_t);
122extern char *zfcp_get_fcp_rsp_info_ptr(struct fcp_rsp_iu *);
2b67fc46
HC		 123extern void set_host_byte(int *, char);
124extern void set_driver_byte(int *, char);
1da177e4 125extern char *zfcp_get_fcp_sns_info_ptr(struct fcp_rsp_iu *);
1da177e4
LT		 126extern fcp_dl_t zfcp_get_fcp_dl(struct fcp_cmnd_iu *);
127
128extern int zfcp_scsi_command_async(struct zfcp_adapter *,struct zfcp_unit *,
2abbe866
AH		 129 struct scsi_cmnd *, int);
130extern int zfcp_scsi_command_sync(struct zfcp_unit *, struct scsi_cmnd *, int);
1da177e4
LT		 131extern struct fc_function_template zfcp_transport_functions;
132
133/******************************** ERP ****************************************/
698ec016
MP		 134extern void zfcp_erp_modify_adapter_status(struct zfcp_adapter *, u8, u64, u32,
135 int);
9467a9b3
MP		 136extern int zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, u8, u64);
137extern int zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, u8, u64);
698ec016 138extern void zfcp_erp_adapter_failed(struct zfcp_adapter *, u8, u64);
1da177e4 139
698ec016 140extern void zfcp_erp_modify_port_status(struct zfcp_port *, u8, u64, u32, int);
9467a9b3
MP		 141extern int zfcp_erp_port_reopen(struct zfcp_port *, int, u8, u64);
142extern int zfcp_erp_port_shutdown(struct zfcp_port *, int, u8, u64);
143extern int zfcp_erp_port_forced_reopen(struct zfcp_port *, int, u8, u64);
698ec016 144extern void zfcp_erp_port_failed(struct zfcp_port *, u8, u64);
9467a9b3 145extern int zfcp_erp_port_reopen_all(struct zfcp_adapter *, int, u8, u64);
1da177e4 146
698ec016 147extern void zfcp_erp_modify_unit_status(struct zfcp_unit *, u8, u64, u32, int);
9467a9b3
MP		 148extern int zfcp_erp_unit_reopen(struct zfcp_unit *, int, u8, u64);
149extern int zfcp_erp_unit_shutdown(struct zfcp_unit *, int, u8, u64);
698ec016 150extern void zfcp_erp_unit_failed(struct zfcp_unit *, u8, u64);
1da177e4
LT		 151
152extern int zfcp_erp_thread_setup(struct zfcp_adapter *);
153extern int zfcp_erp_thread_kill(struct zfcp_adapter *);
154extern int zfcp_erp_wait(struct zfcp_adapter *);
f6c0e7a7 155extern void zfcp_erp_async_handler(struct zfcp_erp_action *, unsigned long);
1da177e4
LT		 156
157extern int zfcp_test_link(struct zfcp_port *);
158
698ec016
MP		 159extern void zfcp_erp_port_boxed(struct zfcp_port *, u8 id, u64 ref);
160extern void zfcp_erp_unit_boxed(struct zfcp_unit *, u8 id, u64 ref);
161extern void zfcp_erp_port_access_denied(struct zfcp_port *, u8 id, u64 ref);
162extern void zfcp_erp_unit_access_denied(struct zfcp_unit *, u8 id, u64 ref);
9467a9b3
MP		 163extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *, u8, u64);
164extern void zfcp_erp_port_access_changed(struct zfcp_port *, u8, u64);
165extern void zfcp_erp_unit_access_changed(struct zfcp_unit *, u8, u64);
1da177e4
LT		 166
167/******************************** AUX ****************************************/
348447e8
MP		 168extern void zfcp_rec_dbf_event_thread(u8 id, struct zfcp_adapter *adapter,
169 int lock);
698ec016
MP		 170extern void zfcp_rec_dbf_event_adapter(u8 id, u64 ref, struct zfcp_adapter *);
171extern void zfcp_rec_dbf_event_port(u8 id, u64 ref, struct zfcp_port *port);
172extern void zfcp_rec_dbf_event_unit(u8 id, u64 ref, struct zfcp_unit *unit);
9467a9b3
MP		 173extern void zfcp_rec_dbf_event_trigger(u8 id, u64 ref, u8 want, u8 need,
174 u64 action, struct zfcp_adapter *,
175 struct zfcp_port *, struct zfcp_unit *);
6f4f365e 176extern void zfcp_rec_dbf_event_action(u8 id, struct zfcp_erp_action *);
348447e8 177
8a36e453
MS		 178extern void zfcp_hba_dbf_event_fsf_response(struct zfcp_fsf_req *);
179extern void zfcp_hba_dbf_event_fsf_unsol(const char *, struct zfcp_adapter *,
180 struct fsf_status_read_buffer *);
181extern void zfcp_hba_dbf_event_qdio(struct zfcp_adapter *,
182 unsigned int, unsigned int, unsigned int,
183 int, int);
184
185extern void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *);
186extern void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *);
187extern void zfcp_san_dbf_event_els_request(struct zfcp_fsf_req *);
188extern void zfcp_san_dbf_event_els_response(struct zfcp_fsf_req *);
189extern void zfcp_san_dbf_event_incoming_els(struct zfcp_fsf_req *);
190
191extern void zfcp_scsi_dbf_event_result(const char *, int, struct zfcp_adapter *,
ed829ad6
MS		 192 struct scsi_cmnd *,
193 struct zfcp_fsf_req *);
8a36e453 194extern void zfcp_scsi_dbf_event_abort(const char *, struct zfcp_adapter *,
ed829ad6 195 struct scsi_cmnd *, struct zfcp_fsf_req *,
4eff4a36 196 unsigned long);
8a36e453
MS		 197extern void zfcp_scsi_dbf_event_devreset(const char *, u8, struct zfcp_unit *,
198 struct scsi_cmnd *);
fea9d6c7 199extern int zfcp_reqlist_isempty(struct zfcp_adapter *);
8a36e453 200
1da177e4 201#endif /* ZFCP_EXT_H */
kernel source for telekom puls (alcatel/mediatek)