1 files changed, 93 insertions, 0 deletions
diff --git a/drivers/staging/rts5208/trace.h b/drivers/staging/rts5208/trace.h
new file mode 100644
index 000000000000..0f177fbaaf1f
--- /dev/null
+++ b/drivers/staging/rts5208/trace.h
@@ -0,0 +1,93 @@
+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009-2013 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:
+ *   Wei WANG (wei_wang@realsil.com.cn)
+ *   Micky Ching (micky_ching@realsil.com.cn)
+ */
+
+#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_RTS5208_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 */