diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_log.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_log.c | 346 |
1 files changed, 0 insertions, 346 deletions
diff --git a/drivers/scsi/bfa/bfa_log.c b/drivers/scsi/bfa/bfa_log.c deleted file mode 100644 index e7514016c9c6..000000000000 --- a/drivers/scsi/bfa/bfa_log.c +++ /dev/null @@ -1,346 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_log.c BFA log library - */ - -#include <bfa_os_inc.h> -#include <cs/bfa_log.h> - -/* - * global log info structure - */ -struct bfa_log_info_s { - u32 start_idx; /* start index for a module */ - u32 total_count; /* total count for a module */ - enum bfa_log_severity level; /* global log level */ - bfa_log_cb_t cbfn; /* callback function */ -}; - -static struct bfa_log_info_s bfa_log_info[BFA_LOG_MODULE_ID_MAX + 1]; -static u32 bfa_log_msg_total_count; -static int bfa_log_initialized; - -static char *bfa_log_severity[] = - { "[none]", "[critical]", "[error]", "[warn]", "[info]", "" }; - -/** - * BFA log library initialization - * - * The log library initialization includes the following, - * - set log instance name and callback function - * - read the message array generated from xml files - * - calculate start index for each module - * - calculate message count for each module - * - perform error checking - * - * @param[in] log_mod - log module info - * @param[in] instance_name - instance name - * @param[in] cbfn - callback function - * - * It return 0 on success, or -1 on failure - */ -int -bfa_log_init(struct bfa_log_mod_s *log_mod, char *instance_name, - bfa_log_cb_t cbfn) -{ - struct bfa_log_msgdef_s *msg; - u32 pre_mod_id = 0; - u32 cur_mod_id = 0; - u32 i, pre_idx, idx, msg_id; - - /* - * set instance name - */ - if (log_mod) { - strncpy(log_mod->instance_info, instance_name, - sizeof(log_mod->instance_info)); - log_mod->cbfn = cbfn; - for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) - log_mod->log_level[i] = BFA_LOG_WARNING; - } - - if (bfa_log_initialized) - return 0; - - for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) { - bfa_log_info[i].start_idx = 0; - bfa_log_info[i].total_count = 0; - bfa_log_info[i].level = BFA_LOG_WARNING; - bfa_log_info[i].cbfn = cbfn; - } - - pre_idx = 0; - idx = 0; - msg = bfa_log_msg_array; - msg_id = BFA_LOG_GET_MSG_ID(msg); - pre_mod_id = BFA_LOG_GET_MOD_ID(msg_id); - while (msg_id != 0) { - cur_mod_id = BFA_LOG_GET_MOD_ID(msg_id); - - if (cur_mod_id > BFA_LOG_MODULE_ID_MAX) { - cbfn(log_mod, msg_id, - "%s%s log: module id %u out of range\n", - BFA_LOG_CAT_NAME, - bfa_log_severity[BFA_LOG_ERROR], - cur_mod_id); - return -1; - } - - if (pre_mod_id > BFA_LOG_MODULE_ID_MAX) { - cbfn(log_mod, msg_id, - "%s%s log: module id %u out of range\n", - BFA_LOG_CAT_NAME, - bfa_log_severity[BFA_LOG_ERROR], - pre_mod_id); - return -1; - } - - if (cur_mod_id != pre_mod_id) { - bfa_log_info[pre_mod_id].start_idx = pre_idx; - bfa_log_info[pre_mod_id].total_count = idx - pre_idx; - pre_mod_id = cur_mod_id; - pre_idx = idx; - } - - idx++; - msg++; - msg_id = BFA_LOG_GET_MSG_ID(msg); - } - - bfa_log_info[cur_mod_id].start_idx = pre_idx; - bfa_log_info[cur_mod_id].total_count = idx - pre_idx; - bfa_log_msg_total_count = idx; - - cbfn(log_mod, msg_id, "%s%s log: init OK, msg total count %u\n", - BFA_LOG_CAT_NAME, - bfa_log_severity[BFA_LOG_INFO], bfa_log_msg_total_count); - - bfa_log_initialized = 1; - - return 0; -} - -/** - * BFA log set log level for a module - * - * @param[in] log_mod - log module info - * @param[in] mod_id - module id - * @param[in] log_level - log severity level - * - * It return BFA_STATUS_OK on success, or > 0 on failure - */ -bfa_status_t -bfa_log_set_level(struct bfa_log_mod_s *log_mod, int mod_id, - enum bfa_log_severity log_level) -{ - if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX) - return BFA_STATUS_EINVAL; - - if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX) - return BFA_STATUS_EINVAL; - - if (log_mod) - log_mod->log_level[mod_id] = log_level; - else - bfa_log_info[mod_id].level = log_level; - - return BFA_STATUS_OK; -} - -/** - * BFA log set log level for all modules - * - * @param[in] log_mod - log module info - * @param[in] log_level - log severity level - * - * It return BFA_STATUS_OK on success, or > 0 on failure - */ -bfa_status_t -bfa_log_set_level_all(struct bfa_log_mod_s *log_mod, - enum bfa_log_severity log_level) -{ - int mod_id = BFA_LOG_UNUSED_ID + 1; - - if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX) - return BFA_STATUS_EINVAL; - - if (log_mod) { - for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++) - log_mod->log_level[mod_id] = log_level; - } else { - for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++) - bfa_log_info[mod_id].level = log_level; - } - - return BFA_STATUS_OK; -} - -/** - * BFA log set log level for all aen sub-modules - * - * @param[in] log_mod - log module info - * @param[in] log_level - log severity level - * - * It return BFA_STATUS_OK on success, or > 0 on failure - */ -bfa_status_t -bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod, - enum bfa_log_severity log_level) -{ - int mod_id = BFA_LOG_AEN_MIN + 1; - - if (log_mod) { - for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++) - log_mod->log_level[mod_id] = log_level; - } else { - for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++) - bfa_log_info[mod_id].level = log_level; - } - - return BFA_STATUS_OK; -} - -/** - * BFA log get log level for a module - * - * @param[in] log_mod - log module info - * @param[in] mod_id - module id - * - * It returns log level or -1 on error - */ -enum bfa_log_severity -bfa_log_get_level(struct bfa_log_mod_s *log_mod, int mod_id) -{ - if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX) - return BFA_LOG_INVALID; - - if (log_mod) - return log_mod->log_level[mod_id]; - else - return bfa_log_info[mod_id].level; -} - -enum bfa_log_severity -bfa_log_get_msg_level(struct bfa_log_mod_s *log_mod, u32 msg_id) -{ - struct bfa_log_msgdef_s *msg; - u32 mod = BFA_LOG_GET_MOD_ID(msg_id); - u32 idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1; - - if (!bfa_log_initialized) - return BFA_LOG_INVALID; - - if (mod > BFA_LOG_MODULE_ID_MAX) - return BFA_LOG_INVALID; - - if (idx >= bfa_log_info[mod].total_count) { - bfa_log_info[mod].cbfn(log_mod, msg_id, - "%s%s log: inconsistent idx %u vs. total count %u\n", - BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx, - bfa_log_info[mod].total_count); - return BFA_LOG_INVALID; - } - - msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx; - if (msg_id != BFA_LOG_GET_MSG_ID(msg)) { - bfa_log_info[mod].cbfn(log_mod, msg_id, - "%s%s log: inconsistent msg id %u array msg id %u\n", - BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], - msg_id, BFA_LOG_GET_MSG_ID(msg)); - return BFA_LOG_INVALID; - } - - return BFA_LOG_GET_SEVERITY(msg); -} - -/** - * BFA log message handling - * - * BFA log message handling finds the message based on message id and prints - * out the message based on its format and arguments. It also does prefix - * the severity etc. - * - * @param[in] log_mod - log module info - * @param[in] msg_id - message id - * @param[in] ... - message arguments - * - * It return 0 on success, or -1 on errors - */ -int -bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...) -{ - va_list ap; - char buf[256]; - struct bfa_log_msgdef_s *msg; - int log_level; - u32 mod = BFA_LOG_GET_MOD_ID(msg_id); - u32 idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1; - - if (!bfa_log_initialized) - return -1; - - if (mod > BFA_LOG_MODULE_ID_MAX) - return -1; - - if (idx >= bfa_log_info[mod].total_count) { - bfa_log_info[mod]. - cbfn - (log_mod, msg_id, - "%s%s log: inconsistent idx %u vs. total count %u\n", - BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx, - bfa_log_info[mod].total_count); - return -1; - } - - msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx; - if (msg_id != BFA_LOG_GET_MSG_ID(msg)) { - bfa_log_info[mod]. - cbfn - (log_mod, msg_id, - "%s%s log: inconsistent msg id %u array msg id %u\n", - BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], - msg_id, BFA_LOG_GET_MSG_ID(msg)); - return -1; - } - - log_level = log_mod ? log_mod->log_level[mod] : bfa_log_info[mod].level; - if ((BFA_LOG_GET_SEVERITY(msg) > log_level) && - (msg->attributes != BFA_LOG_ATTR_NONE)) - return 0; - - va_start(ap, msg_id); - bfa_os_vsprintf(buf, BFA_LOG_GET_MSG_FMT_STRING(msg), ap); - va_end(ap); - - if (log_mod) - log_mod->cbfn(log_mod, msg_id, "%s[%s]%s%s %s: %s\n", - BFA_LOG_CAT_NAME, log_mod->instance_info, - bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)], - (msg->attributes & BFA_LOG_ATTR_AUDIT) - ? " (audit) " : "", msg->msg_value, buf); - else - bfa_log_info[mod].cbfn(log_mod, msg_id, "%s%s%s %s: %s\n", - BFA_LOG_CAT_NAME, - bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)], - (msg->attributes & BFA_LOG_ATTR_AUDIT) ? - " (audit) " : "", msg->msg_value, buf); - - return 0; -} - |