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Merge "serial: msm-geni-serial: Add support of ftrace logging for UART"

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qctecmdr 2021-04-26 14:48:46 -07:00 committed by Gerrit - the friendly Code Review server
commit e25d84d5d7
2 changed files with 520 additions and 214 deletions
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570
drivers/tty/serial/msm_geni_serial.c
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164
drivers/tty/serial/serial_trace.h Normal file
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@ -0,0 +1,164 @@
/* SPDX-License-Identifier: GPL-2.0-only
*
* Copyright (c) 2021, The Linux Foundation. All rights reserved.
*/
#undef TRACE_SYSTEM
#define TRACE_SYSTEM serial
#if !defined(_TRACE_SERIAL_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_SERIAL_TRACE_H
#include <linux/ktime.h>
#include <linux/tracepoint.h>
TRACE_EVENT(serial_info_str,
TP_PROTO(const char *func, char *name),
TP_ARGS(func, name),
TP_STRUCT__entry(
__string(func, func)
__string(name, name)
),
TP_fast_assign(
__assign_str(func, func);
__assign_str(name, name);
),
TP_printk("%s:%s", __get_str(func), __get_str(name))
);
TRACE_EVENT(serial_info_str1,
TP_PROTO(const char *func, char *name, char *strval),
TP_ARGS(func, name, strval),
TP_STRUCT__entry(
__string(func, func)
__string(name, name)
__string(strval, strval)
),
TP_fast_assign(
__assign_str(func, func);
__assign_str(name, name);
__assign_str(strval, strval);
),
TP_printk("%s:%s,%s", __get_str(func), __get_str(name), __get_str(strval))
);
TRACE_EVENT(serial_info_numeric1,
TP_PROTO(const char *func, char *name, unsigned int val),
TP_ARGS(func, name, val),
TP_STRUCT__entry(
__string(func, func)
__string(name, name)
__field(unsigned int, val)
),
TP_fast_assign(
__assign_str(func, func);
__assign_str(name, name);
__entry->val = val;
),
TP_printk("%s:%s: %d", __get_str(func), __get_str(name),
(unsigned int)__entry->val)
);
TRACE_EVENT(serial_info_numeric2,
TP_PROTO(const char *func, char *name1, unsigned int val1,
char *name2, unsigned int val2),
TP_ARGS(func, name1, val1, name2, val2),
TP_STRUCT__entry(
__string(func, func)
__string(name1, name1)
__field(unsigned int, val1)
__string(name2, name2)
__field(unsigned int, val2)
),
TP_fast_assign(
__assign_str(func, func);
__assign_str(name1, name1);
__entry->val1 = val1;
__assign_str(name2, name2);
__entry->val2 = val2;
),
TP_printk("%s: %s:%d %s:%d", __get_str(func), __get_str(name1),
(unsigned int)__entry->val1, __get_str(name2), (unsigned int)__entry->val2)
);
TRACE_EVENT(serial_info_hex1,
TP_PROTO(const char *func, char *name, unsigned int val),
TP_ARGS(func, name, val),
TP_STRUCT__entry(
__string(func, func)
__string(name, name)
__field(unsigned int, val)
),
TP_fast_assign(
__assign_str(func, func);
__assign_str(name, name);
__entry->val = val;
),
TP_printk("%s:%s: 0x%x", __get_str(func), __get_str(name),
(unsigned int)__entry->val)
);
TRACE_EVENT(serial_info_hex2,
TP_PROTO(const char *func, char *name1, unsigned int val1,
char *name2, unsigned int val2),
TP_ARGS(func, name1, val1, name2, val2),
TP_STRUCT__entry(
__string(func, func)
__string(name1, name1)
__field(unsigned int, val1)
__string(name2, name2)
__field(unsigned int, val2)
),
TP_fast_assign(
__assign_str(func, func);
__assign_str(name1, name1);
__entry->val1 = val1;
__assign_str(name2, name2);
__entry->val2 = val2;
),
TP_printk("%s: %s:0x%x %s:0x%x", __get_str(func), __get_str(name1),
(unsigned int)__entry->val1, __get_str(name2), (unsigned int)__entry->val2)
);
#endif /* _TRACE_SERIAL_TRACE_H */
/* This part must be outside protection */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE serial_trace
#include <trace/define_trace.h>