2 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
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
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.
21 #include "fcs/bfa_fcs_fcpim.h"
22 #include "bfad_im_compat.h"
24 #define FCPI_NAME " fcpim"
26 bfa_status_t
bfad_im_module_init(void);
27 void bfad_im_module_exit(void);
28 bfa_status_t
bfad_im_probe(struct bfad_s
*bfad
);
29 void bfad_im_probe_undo(struct bfad_s
*bfad
);
30 void bfad_im_probe_post(struct bfad_im_s
*im
);
31 bfa_status_t
bfad_im_port_new(struct bfad_s
*bfad
, struct bfad_port_s
*port
);
32 void bfad_im_port_delete(struct bfad_s
*bfad
, struct bfad_port_s
*port
);
33 void bfad_im_port_online(struct bfad_s
*bfad
, struct bfad_port_s
*port
);
34 void bfad_im_port_offline(struct bfad_s
*bfad
, struct bfad_port_s
*port
);
35 void bfad_im_port_clean(struct bfad_im_port_s
*im_port
);
36 int bfad_im_scsi_host_alloc(struct bfad_s
*bfad
,
37 struct bfad_im_port_s
*im_port
, struct device
*dev
);
38 void bfad_im_scsi_host_free(struct bfad_s
*bfad
,
39 struct bfad_im_port_s
*im_port
);
41 #define MAX_FCP_TARGET 1024
42 #define MAX_FCP_LUN 16384
43 #define BFAD_TARGET_RESET_TMO 60
44 #define BFAD_LUN_RESET_TMO 60
45 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
46 #define BFA_QUEUE_FULL_RAMP_UP_TIME 120
47 #define BFAD_KOBJ_NAME_LEN 20
52 #define ITNIM_MAPPED 0x00000001
54 #define SCSI_TASK_MGMT 0x00000001
57 struct bfad_itnim_data_s
{
58 struct bfad_itnim_s
*itnim
;
61 struct bfad_im_port_s
{
63 struct bfad_port_s
*port
;
64 struct work_struct port_delete_work
;
68 struct list_head binding_list
;
69 struct Scsi_Host
*shost
;
70 struct list_head itnim_mapped_list
;
71 struct fc_vport
*fc_vport
;
74 enum bfad_itnim_state
{
77 ITNIM_STATE_OFFLINE_PENDING
,
84 * Per itnim data structure
87 struct list_head list_entry
;
88 struct bfa_fcs_itnim_s fcs_itnim
;
89 struct work_struct itnim_work
;
91 enum bfad_itnim_state state
;
93 struct bfad_im_port_s
*im_port
;
94 struct bfad_rport_s
*drv_rport
;
95 struct fc_rport
*fc_rport
;
96 struct bfa_itnim_s
*bfa_itnim
;
99 unsigned long last_ramp_up_time
;
100 unsigned long last_queue_full_time
;
103 enum bfad_binding_type
{
104 FCP_PWWN_BINDING
= 0x1,
105 FCP_NWWN_BINDING
= 0x2,
106 FCP_FCID_BINDING
= 0x3,
109 struct bfad_fcp_binding
{
110 struct list_head list_entry
;
111 enum bfad_binding_type binding_type
;
120 struct workqueue_struct
*drv_workq
;
121 char drv_workq_name
[BFAD_KOBJ_NAME_LEN
];
124 struct Scsi_Host
*bfad_os_scsi_host_alloc(struct bfad_im_port_s
*im_port
,
126 bfa_status_t
bfad_os_thread_workq(struct bfad_s
*bfad
);
127 void bfad_os_destroy_workq(struct bfad_im_s
*im
);
128 void bfad_os_itnim_process(struct bfad_itnim_s
*itnim_drv
);
129 void bfad_os_fc_host_init(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
);
139 void bfad_im_itnim_unmap(struct bfad_im_port_s
*im_port
,
140 struct bfad_itnim_s
*itnim
);
142 extern struct scsi_host_template bfad_im_scsi_host_template
;
143 extern struct scsi_host_template bfad_im_vport_template
;
144 extern struct fc_function_template bfad_im_fc_function_template
;
145 extern struct fc_function_template bfad_im_vport_fc_function_template
;
146 extern struct scsi_transport_template
*bfad_im_scsi_transport_template
;
147 extern struct scsi_transport_template
*bfad_im_scsi_vport_transport_template
;