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.
20 #include "defs/bfa_defs_aen.h"
21 #include "defs/bfa_defs_status.h"
22 #include "cs/bfa_debug.h"
24 #define BFA_AEN_MAX_ENTRY 512
26 extern int bfa_aen_max_cfg_entry;
34 void (*aen_cb_notify)(void *bfad);
35 void (*gettimeofday)(struct bfa_timeval_s *tv);
36 struct bfa_trc_mod_s *trcmod;
37 int app_ri[BFA_AEN_MAX_APP]; /* For multiclient support */
38 struct bfa_aen_entry_s list[BFA_AEN_MAX_ENTRY]; /* Must be the last */
46 bfa_aen_set_max_cfg_entry(int max_entry)
48 bfa_aen_max_cfg_entry = max_entry;
52 bfa_aen_get_max_cfg_entry(void)
54 return bfa_aen_max_cfg_entry;
58 bfa_aen_get_meminfo(void)
60 return sizeof(struct bfa_aen_entry_s) * bfa_aen_get_max_cfg_entry();
64 bfa_aen_get_wi(struct bfa_aen_s *aen)
66 return aen->write_index;
70 bfa_aen_get_ri(struct bfa_aen_s *aen)
72 return aen->read_index;
76 bfa_aen_fetch_count(struct bfa_aen_s *aen, enum bfa_aen_app app_id)
78 bfa_assert((app_id < BFA_AEN_MAX_APP) && (app_id >= bfa_aen_app_bcu));
79 return ((aen->write_index + aen->max_entry) - aen->app_ri[app_id])
83 int bfa_aen_init(struct bfa_aen_s *aen, struct bfa_trc_mod_s *trcmod,
84 void *bfad, int bfad_num, void (*aen_cb_notify)(void *),
85 void (*gettimeofday)(struct bfa_timeval_s *));
87 void bfa_aen_post(struct bfa_aen_s *aen, enum bfa_aen_category aen_category,
88 int aen_type, union bfa_aen_data_u *aen_data);
90 bfa_status_t bfa_aen_fetch(struct bfa_aen_s *aen,
91 struct bfa_aen_entry_s *aen_entry,
92 int entry_req, enum bfa_aen_app app_id, int *entry_ret);
94 int bfa_aen_get_inst(struct bfa_aen_s *aen);
96 #endif /* __BFA_AEN_H__ */