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 | #include <bfa_os_inc.h> | |
19 | #include <cs/bfa_plog.h> | |
20 | #include <cs/bfa_debug.h> | |
21 | ||
22 | static int | |
23 | plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec) | |
24 | { | |
25 | if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) | |
26 | && (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING)) | |
27 | return 1; | |
28 | ||
29 | if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) | |
30 | && (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ)) | |
31 | return 1; | |
32 | ||
33 | return 0; | |
34 | } | |
35 | ||
36 | static void | |
37 | bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec) | |
38 | { | |
39 | u16 tail; | |
40 | struct bfa_plog_rec_s *pl_recp; | |
41 | ||
42 | if (plog->plog_enabled == 0) | |
43 | return; | |
44 | ||
45 | if (plkd_validate_logrec(pl_rec)) { | |
46 | bfa_assert(0); | |
47 | return; | |
48 | } | |
49 | ||
50 | tail = plog->tail; | |
51 | ||
52 | pl_recp = &(plog->plog_recs[tail]); | |
53 | ||
54 | bfa_os_memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s)); | |
55 | ||
56 | pl_recp->tv = BFA_TRC_TS(plog); | |
57 | BFA_PL_LOG_REC_INCR(plog->tail); | |
58 | ||
59 | if (plog->head == plog->tail) | |
60 | BFA_PL_LOG_REC_INCR(plog->head); | |
61 | } | |
62 | ||
63 | void | |
64 | bfa_plog_init(struct bfa_plog_s *plog) | |
65 | { | |
66 | bfa_os_memset((char *)plog, 0, sizeof(struct bfa_plog_s)); | |
67 | ||
68 | bfa_os_memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN); | |
69 | plog->head = plog->tail = 0; | |
70 | plog->plog_enabled = 1; | |
71 | } | |
72 | ||
73 | void | |
74 | bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid, | |
75 | enum bfa_plog_eid event, | |
76 | u16 misc, char *log_str) | |
77 | { | |
78 | struct bfa_plog_rec_s lp; | |
79 | ||
80 | if (plog->plog_enabled) { | |
81 | bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); | |
82 | lp.mid = mid; | |
83 | lp.eid = event; | |
84 | lp.log_type = BFA_PL_LOG_TYPE_STRING; | |
85 | lp.misc = misc; | |
86 | strncpy(lp.log_entry.string_log, log_str, | |
87 | BFA_PL_STRING_LOG_SZ - 1); | |
88 | lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0'; | |
89 | bfa_plog_add(plog, &lp); | |
90 | } | |
91 | } | |
92 | ||
93 | void | |
94 | bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, | |
95 | enum bfa_plog_eid event, | |
96 | u16 misc, u32 *intarr, u32 num_ints) | |
97 | { | |
98 | struct bfa_plog_rec_s lp; | |
99 | u32 i; | |
100 | ||
101 | if (num_ints > BFA_PL_INT_LOG_SZ) | |
102 | num_ints = BFA_PL_INT_LOG_SZ; | |
103 | ||
104 | if (plog->plog_enabled) { | |
105 | bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); | |
106 | lp.mid = mid; | |
107 | lp.eid = event; | |
108 | lp.log_type = BFA_PL_LOG_TYPE_INT; | |
109 | lp.misc = misc; | |
110 | ||
111 | for (i = 0; i < num_ints; i++) | |
112 | bfa_os_assign(lp.log_entry.int_log[i], | |
113 | intarr[i]); | |
114 | ||
115 | lp.log_num_ints = (u8) num_ints; | |
116 | ||
117 | bfa_plog_add(plog, &lp); | |
118 | } | |
119 | } | |
120 | ||
121 | void | |
122 | bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, | |
123 | enum bfa_plog_eid event, | |
124 | u16 misc, struct fchs_s *fchdr) | |
125 | { | |
126 | struct bfa_plog_rec_s lp; | |
127 | u32 *tmp_int = (u32 *) fchdr; | |
128 | u32 ints[BFA_PL_INT_LOG_SZ]; | |
129 | ||
130 | if (plog->plog_enabled) { | |
131 | bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); | |
132 | ||
133 | ints[0] = tmp_int[0]; | |
134 | ints[1] = tmp_int[1]; | |
135 | ints[2] = tmp_int[4]; | |
136 | ||
137 | bfa_plog_intarr(plog, mid, event, misc, ints, 3); | |
138 | } | |
139 | } | |
140 | ||
141 | void | |
142 | bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid, | |
143 | enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr, | |
144 | u32 pld_w0) | |
145 | { | |
146 | struct bfa_plog_rec_s lp; | |
147 | u32 *tmp_int = (u32 *) fchdr; | |
148 | u32 ints[BFA_PL_INT_LOG_SZ]; | |
149 | ||
150 | if (plog->plog_enabled) { | |
151 | bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); | |
152 | ||
153 | ints[0] = tmp_int[0]; | |
154 | ints[1] = tmp_int[1]; | |
155 | ints[2] = tmp_int[4]; | |
156 | ints[3] = pld_w0; | |
157 | ||
158 | bfa_plog_intarr(plog, mid, event, misc, ints, 4); | |
159 | } | |
160 | } | |
161 | ||
162 | void | |
163 | bfa_plog_clear(struct bfa_plog_s *plog) | |
164 | { | |
165 | plog->head = plog->tail = 0; | |
166 | } | |
167 | ||
168 | void | |
169 | bfa_plog_enable(struct bfa_plog_s *plog) | |
170 | { | |
171 | plog->plog_enabled = 1; | |
172 | } | |
173 | ||
174 | void | |
175 | bfa_plog_disable(struct bfa_plog_s *plog) | |
176 | { | |
177 | plog->plog_enabled = 0; | |
178 | } | |
179 | ||
180 | bfa_boolean_t | |
181 | bfa_plog_get_setting(struct bfa_plog_s *plog) | |
182 | { | |
f8ceafde | 183 | return (bfa_boolean_t)plog->plog_enabled; |
7725ccfd | 184 | } |