Commit | Line | Data |
---|---|---|
7725ccfd JH |
1 | /* |
2 | * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. | |
3 | * All rights reserved | |
4 | * www.brocade.com | |
5 | * | |
6 | * Linux driver for Brocade Fibre Channel Host Bus Adapter. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License (GPL) Version 2 as | |
10 | * published by the Free Software Foundation | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | */ | |
17 | ||
18 | #ifndef __BFAD_IM_H__ | |
19 | #define __BFAD_IM_H__ | |
20 | ||
21 | #include "fcs/bfa_fcs_fcpim.h" | |
22 | #include "bfad_im_compat.h" | |
23 | ||
24 | #define FCPI_NAME " fcpim" | |
25 | ||
26 | void bfad_flags_set(struct bfad_s *bfad, u32 flags); | |
27 | bfa_status_t bfad_im_module_init(void); | |
28 | void bfad_im_module_exit(void); | |
29 | bfa_status_t bfad_im_probe(struct bfad_s *bfad); | |
30 | void bfad_im_probe_undo(struct bfad_s *bfad); | |
31 | void bfad_im_probe_post(struct bfad_im_s *im); | |
32 | bfa_status_t bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port); | |
33 | void bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port); | |
34 | void bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port); | |
35 | void bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port); | |
36 | void bfad_im_port_clean(struct bfad_im_port_s *im_port); | |
37 | int bfad_im_scsi_host_alloc(struct bfad_s *bfad, | |
38 | struct bfad_im_port_s *im_port); | |
39 | void bfad_im_scsi_host_free(struct bfad_s *bfad, | |
40 | struct bfad_im_port_s *im_port); | |
41 | ||
42 | #define MAX_FCP_TARGET 1024 | |
43 | #define MAX_FCP_LUN 16384 | |
44 | #define BFAD_TARGET_RESET_TMO 60 | |
45 | #define BFAD_LUN_RESET_TMO 60 | |
46 | #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code) | |
47 | #define BFA_QUEUE_FULL_RAMP_UP_TIME 120 | |
48 | #define BFAD_KOBJ_NAME_LEN 20 | |
49 | ||
50 | /* | |
51 | * itnim flags | |
52 | */ | |
53 | #define ITNIM_MAPPED 0x00000001 | |
54 | ||
55 | #define SCSI_TASK_MGMT 0x00000001 | |
56 | #define IO_DONE_BIT 0 | |
57 | ||
58 | struct bfad_itnim_data_s { | |
59 | struct bfad_itnim_s *itnim; | |
60 | }; | |
61 | ||
62 | struct bfad_im_port_s { | |
63 | struct bfad_s *bfad; | |
64 | struct bfad_port_s *port; | |
65 | struct work_struct port_delete_work; | |
66 | int idr_id; | |
67 | u16 cur_scsi_id; | |
68 | struct list_head binding_list; | |
69 | struct Scsi_Host *shost; | |
70 | struct list_head itnim_mapped_list; | |
71 | }; | |
72 | ||
73 | enum bfad_itnim_state { | |
74 | ITNIM_STATE_NONE, | |
75 | ITNIM_STATE_ONLINE, | |
76 | ITNIM_STATE_OFFLINE_PENDING, | |
77 | ITNIM_STATE_OFFLINE, | |
78 | ITNIM_STATE_TIMEOUT, | |
79 | ITNIM_STATE_FREE, | |
80 | }; | |
81 | ||
82 | /* | |
83 | * Per itnim data structure | |
84 | */ | |
85 | struct bfad_itnim_s { | |
86 | struct list_head list_entry; | |
87 | struct bfa_fcs_itnim_s fcs_itnim; | |
88 | struct work_struct itnim_work; | |
89 | u32 flags; | |
90 | enum bfad_itnim_state state; | |
91 | struct bfad_im_s *im; | |
92 | struct bfad_im_port_s *im_port; | |
93 | struct bfad_rport_s *drv_rport; | |
94 | struct fc_rport *fc_rport; | |
95 | struct bfa_itnim_s *bfa_itnim; | |
96 | u16 scsi_tgt_id; | |
97 | u16 queue_work; | |
98 | unsigned long last_ramp_up_time; | |
99 | unsigned long last_queue_full_time; | |
100 | }; | |
101 | ||
102 | enum bfad_binding_type { | |
103 | FCP_PWWN_BINDING = 0x1, | |
104 | FCP_NWWN_BINDING = 0x2, | |
105 | FCP_FCID_BINDING = 0x3, | |
106 | }; | |
107 | ||
108 | struct bfad_fcp_binding { | |
109 | struct list_head list_entry; | |
110 | enum bfad_binding_type binding_type; | |
111 | u16 scsi_target_id; | |
112 | u32 fc_id; | |
113 | wwn_t nwwn; | |
114 | wwn_t pwwn; | |
115 | }; | |
116 | ||
117 | struct bfad_im_s { | |
118 | struct bfad_s *bfad; | |
119 | struct workqueue_struct *drv_workq; | |
120 | char drv_workq_name[BFAD_KOBJ_NAME_LEN]; | |
121 | }; | |
122 | ||
123 | struct Scsi_Host *bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, | |
124 | struct bfad_s *); | |
125 | bfa_status_t bfad_os_thread_workq(struct bfad_s *bfad); | |
126 | void bfad_os_destroy_workq(struct bfad_im_s *im); | |
127 | void bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv); | |
128 | void bfad_os_fc_host_init(struct bfad_im_port_s *im_port); | |
129 | void bfad_os_init_work(struct bfad_im_port_s *im_port); | |
130 | void bfad_os_scsi_host_free(struct bfad_s *bfad, | |
131 | struct bfad_im_port_s *im_port); | |
132 | void bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim, | |
133 | struct scsi_device *sdev); | |
134 | void bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev); | |
135 | struct bfad_itnim_s *bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id); | |
136 | int bfad_os_scsi_add_host(struct Scsi_Host *shost, | |
137 | struct bfad_im_port_s *im_port, struct bfad_s *bfad); | |
138 | ||
139 | /* | |
140 | * scsi_host_template entries | |
141 | */ | |
142 | void bfad_im_itnim_unmap(struct bfad_im_port_s *im_port, | |
143 | struct bfad_itnim_s *itnim); | |
144 | ||
145 | extern struct scsi_host_template bfad_im_scsi_host_template; | |
146 | extern struct scsi_host_template bfad_im_vport_template; | |
147 | extern struct fc_function_template bfad_im_fc_function_template; | |
148 | extern struct scsi_transport_template *bfad_im_scsi_transport_template; | |
149 | ||
150 | #endif |