185 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			185 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
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 * All rights reserved
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 * www.brocade.com
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 *
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 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
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 *
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 * This program is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License (GPL) Version 2 as
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 * published by the Free Software Foundation
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 *
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 * This program is distributed in the hope that it will be useful, but
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 * WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * General Public License for more details.
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 */
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#include <bfa_os_inc.h>
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#include <cs/bfa_plog.h>
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#include <cs/bfa_debug.h>
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static int
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plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec)
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{
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	if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT)
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	    && (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING))
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		return 1;
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	if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT)
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	    && (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ))
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		return 1;
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	return 0;
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}
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static void
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bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec)
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{
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	u16        tail;
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	struct bfa_plog_rec_s *pl_recp;
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	if (plog->plog_enabled == 0)
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		return;
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	if (plkd_validate_logrec(pl_rec)) {
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		bfa_assert(0);
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		return;
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	}
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	tail = plog->tail;
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	pl_recp = &(plog->plog_recs[tail]);
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	bfa_os_memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s));
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	pl_recp->tv = BFA_TRC_TS(plog);
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	BFA_PL_LOG_REC_INCR(plog->tail);
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	if (plog->head == plog->tail)
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		BFA_PL_LOG_REC_INCR(plog->head);
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}
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void
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bfa_plog_init(struct bfa_plog_s *plog)
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{
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	bfa_os_memset((char *)plog, 0, sizeof(struct bfa_plog_s));
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	bfa_os_memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN);
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	plog->head = plog->tail = 0;
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	plog->plog_enabled = 1;
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}
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void
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bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
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		enum bfa_plog_eid event,
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		u16 misc, char *log_str)
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{
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	struct bfa_plog_rec_s  lp;
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	if (plog->plog_enabled) {
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		bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
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		lp.mid = mid;
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		lp.eid = event;
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		lp.log_type = BFA_PL_LOG_TYPE_STRING;
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		lp.misc = misc;
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		strncpy(lp.log_entry.string_log, log_str,
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			BFA_PL_STRING_LOG_SZ - 1);
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		lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0';
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		bfa_plog_add(plog, &lp);
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	}
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}
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void
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bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
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		enum bfa_plog_eid event,
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		u16 misc, u32 *intarr, u32 num_ints)
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{
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	struct bfa_plog_rec_s  lp;
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	u32        i;
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	if (num_ints > BFA_PL_INT_LOG_SZ)
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		num_ints = BFA_PL_INT_LOG_SZ;
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	if (plog->plog_enabled) {
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		bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
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		lp.mid = mid;
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		lp.eid = event;
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		lp.log_type = BFA_PL_LOG_TYPE_INT;
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		lp.misc = misc;
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		for (i = 0; i < num_ints; i++)
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			bfa_os_assign(lp.log_entry.int_log[i],
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					intarr[i]);
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		lp.log_num_ints = (u8) num_ints;
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		bfa_plog_add(plog, &lp);
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	}
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}
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void
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bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
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			enum bfa_plog_eid event,
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			u16 misc, struct fchs_s *fchdr)
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{
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	struct bfa_plog_rec_s  lp;
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	u32       *tmp_int = (u32 *) fchdr;
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	u32        ints[BFA_PL_INT_LOG_SZ];
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	if (plog->plog_enabled) {
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		bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
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		ints[0] = tmp_int[0];
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		ints[1] = tmp_int[1];
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		ints[2] = tmp_int[4];
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		bfa_plog_intarr(plog, mid, event, misc, ints, 3);
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	}
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}
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void
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bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
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		      enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr,
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		      u32 pld_w0)
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{
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	struct bfa_plog_rec_s  lp;
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	u32       *tmp_int = (u32 *) fchdr;
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	u32        ints[BFA_PL_INT_LOG_SZ];
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	if (plog->plog_enabled) {
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		bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
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		ints[0] = tmp_int[0];
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		ints[1] = tmp_int[1];
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		ints[2] = tmp_int[4];
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		ints[3] = pld_w0;
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		bfa_plog_intarr(plog, mid, event, misc, ints, 4);
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	}
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}
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void
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bfa_plog_clear(struct bfa_plog_s *plog)
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{
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	plog->head = plog->tail = 0;
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}
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void
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bfa_plog_enable(struct bfa_plog_s *plog)
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{
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	plog->plog_enabled = 1;
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}
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void
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bfa_plog_disable(struct bfa_plog_s *plog)
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{
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	plog->plog_enabled = 0;
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}
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bfa_boolean_t
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bfa_plog_get_setting(struct bfa_plog_s *plog)
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{
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	return((bfa_boolean_t)plog->plog_enabled);
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}
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