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/*
* 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.
*/
#include <bfa_os_inc.h>
#include <cs/bfa_plog.h>
#include <cs/bfa_debug.h>
static int
plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec)
{
if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT)
&& (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING))
return 1;
if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT)
&& (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ))
return 1;
return 0;
}
static void
bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec)
{
u16 tail;
struct bfa_plog_rec_s *pl_recp;
if (plog->plog_enabled == 0)
return;
if (plkd_validate_logrec(pl_rec)) {
bfa_assert(0);
return;
}
tail = plog->tail;
pl_recp = &(plog->plog_recs[tail]);
bfa_os_memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s));
pl_recp->tv = BFA_TRC_TS(plog);
BFA_PL_LOG_REC_INCR(plog->tail);
if (plog->head == plog->tail)
BFA_PL_LOG_REC_INCR(plog->head);
}
void
bfa_plog_init(struct bfa_plog_s *plog)
{
bfa_os_memset((char *)plog, 0, sizeof(struct bfa_plog_s));
bfa_os_memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN);
plog->head = plog->tail = 0;
plog->plog_enabled = 1;
}
void
bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
enum bfa_plog_eid event,
u16 misc, char *log_str)
{
struct bfa_plog_rec_s lp;
if (plog->plog_enabled) {
bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
lp.mid = mid;
lp.eid = event;
lp.log_type = BFA_PL_LOG_TYPE_STRING;
lp.misc = misc;
strncpy(lp.log_entry.string_log, log_str,
BFA_PL_STRING_LOG_SZ - 1);
lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0';
bfa_plog_add(plog, &lp);
}
}
void
bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
enum bfa_plog_eid event,
u16 misc, u32 *intarr, u32 num_ints)
{
struct bfa_plog_rec_s lp;
u32 i;
if (num_ints > BFA_PL_INT_LOG_SZ)
num_ints = BFA_PL_INT_LOG_SZ;
if (plog->plog_enabled) {
bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
lp.mid = mid;
lp.eid = event;
lp.log_type = BFA_PL_LOG_TYPE_INT;
lp.misc = misc;
for (i = 0; i < num_ints; i++)
bfa_os_assign(lp.log_entry.int_log[i],
intarr[i]);
lp.log_num_ints = (u8) num_ints;
bfa_plog_add(plog, &lp);
}
}
void
bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
enum bfa_plog_eid event,
u16 misc, struct fchs_s *fchdr)
{
struct bfa_plog_rec_s lp;
u32 *tmp_int = (u32 *) fchdr;
u32 ints[BFA_PL_INT_LOG_SZ];
if (plog->plog_enabled) {
bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
ints[0] = tmp_int[0];
ints[1] = tmp_int[1];
ints[2] = tmp_int[4];
bfa_plog_intarr(plog, mid, event, misc, ints, 3);
}
}
void
bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr,
u32 pld_w0)
{
struct bfa_plog_rec_s lp;
u32 *tmp_int = (u32 *) fchdr;
u32 ints[BFA_PL_INT_LOG_SZ];
if (plog->plog_enabled) {
bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
ints[0] = tmp_int[0];
ints[1] = tmp_int[1];
ints[2] = tmp_int[4];
ints[3] = pld_w0;
bfa_plog_intarr(plog, mid, event, misc, ints, 4);
}
}
void
bfa_plog_clear(struct bfa_plog_s *plog)
{
plog->head = plog->tail = 0;
}
void
bfa_plog_enable(struct bfa_plog_s *plog)
{
plog->plog_enabled = 1;
}
void
bfa_plog_disable(struct bfa_plog_s *plog)
{
plog->plog_enabled = 0;
}
bfa_boolean_t
bfa_plog_get_setting(struct bfa_plog_s *plog)
{
return (bfa_boolean_t)plog->plog_enabled;
}
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