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/* Driver for Realtek PCI-Express card reader
 * Header file
 *
 * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, see <http://www.gnu.org/licenses/>.
 *
 * Author:
 *   wwang (wei_wang@realsil.com.cn)
 *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
 */

#ifndef __REALTEK_RTSX_TRACE_H
#define __REALTEK_RTSX_TRACE_H

#define _MSG_TRACE

#ifdef _MSG_TRACE
static inline char *filename(char *path)
{
	char *ptr;

	if (path == NULL)
		return NULL;

	ptr = path;

	while (*ptr != '\0') {
		if ((*ptr == '\\') || (*ptr == '/'))
			path = ptr + 1;
		
		ptr++;
	}

	return path;
}

#define TRACE_RET(chip, ret)   										\
do {													\
	char *_file = filename(__FILE__);								\
	RTSX_DEBUGP("[%s][%s]:[%d]\n", _file, __func__, __LINE__);					\
	(chip)->trace_msg[(chip)->msg_idx].line = (u16)(__LINE__);					\
	strncpy((chip)->trace_msg[(chip)->msg_idx].func, __func__, MSG_FUNC_LEN-1);			\
	strncpy((chip)->trace_msg[(chip)->msg_idx].file, _file, MSG_FILE_LEN-1); 			\
	get_current_time((chip)->trace_msg[(chip)->msg_idx].timeval_buf, TIME_VAL_LEN);			\
	(chip)->trace_msg[(chip)->msg_idx].valid = 1;							\
	(chip)->msg_idx++; 										\
	if ((chip)->msg_idx >= TRACE_ITEM_CNT) { 							\
		(chip)->msg_idx = 0;									\
	}												\
	return ret; 											\
} while (0)

#define TRACE_GOTO(chip, label)   									\
do {													\
	char *_file = filename(__FILE__);								\
	RTSX_DEBUGP("[%s][%s]:[%d]\n", _file, __func__, __LINE__);					\
	(chip)->trace_msg[(chip)->msg_idx].line = (u16)(__LINE__);					\
	strncpy((chip)->trace_msg[(chip)->msg_idx].func, __func__, MSG_FUNC_LEN-1);			\
	strncpy((chip)->trace_msg[(chip)->msg_idx].file, _file, MSG_FILE_LEN-1); 			\
	get_current_time((chip)->trace_msg[(chip)->msg_idx].timeval_buf, TIME_VAL_LEN);			\
	(chip)->trace_msg[(chip)->msg_idx].valid = 1;							\
	(chip)->msg_idx++; 										\
	if ((chip)->msg_idx >= TRACE_ITEM_CNT) { 							\
		(chip)->msg_idx = 0;									\
	}												\
	goto label; 											\
} while (0)
#else
#define TRACE_RET(chip, ret)	return ret
#define TRACE_GOTO(chip, label)	goto label
#endif

#ifdef CONFIG_RTS_PSTOR_DEBUG
#define RTSX_DUMP(buf, buf_len)					\
	print_hex_dump(KERN_DEBUG, RTSX_STOR, DUMP_PREFIX_NONE,	\
				16, 1, (buf), (buf_len), false)
#else
#define RTSX_DUMP(buf, buf_len)
#endif

#endif  /* __REALTEK_RTSX_TRACE_H */