[linux-2.6-block.git] / include / trace / events / ufs.h

/*
 * Copyright (c) 2013-2014, The Linux Foundation. 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 version 2 and
 * only 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.
 */

#undef TRACE_SYSTEM
#define TRACE_SYSTEM ufs

#if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_UFS_H

#include <linux/tracepoint.h>

#define UFS_LINK_STATES			\
	EM(UIC_LINK_OFF_STATE)		\
	EM(UIC_LINK_ACTIVE_STATE)	\
	EMe(UIC_LINK_HIBERN8_STATE)

#define UFS_PWR_MODES			\
	EM(UFS_ACTIVE_PWR_MODE)		\
	EM(UFS_SLEEP_PWR_MODE)		\
	EMe(UFS_POWERDOWN_PWR_MODE)

#define UFSCHD_CLK_GATING_STATES	\
	EM(CLKS_OFF)			\
	EM(CLKS_ON)			\
	EM(REQ_CLKS_OFF)		\
	EMe(REQ_CLKS_ON)

/* Enums require being exported to userspace, for user tool parsing */
#undef EM
#undef EMe
#define EM(a)	TRACE_DEFINE_ENUM(a);
#define EMe(a)	TRACE_DEFINE_ENUM(a);

UFS_LINK_STATES;
UFS_PWR_MODES;
UFSCHD_CLK_GATING_STATES;

/*
 * Now redefine the EM() and EMe() macros to map the enums to the strings
 * that will be printed in the output.
 */
#undef EM
#undef EMe
#define EM(a)	{ a, #a },
#define EMe(a)	{ a, #a }

TRACE_EVENT(ufshcd_clk_gating,

	TP_PROTO(const char *dev_name, int state),

	TP_ARGS(dev_name, state),

	TP_STRUCT__entry(
		__string(dev_name, dev_name)
		__field(int, state)
	),

	TP_fast_assign(
		__assign_str(dev_name, dev_name);
		__entry->state = state;
	),

	TP_printk("%s: gating state changed to %s",
		__get_str(dev_name),
		__print_symbolic(__entry->state, UFSCHD_CLK_GATING_STATES))
);

TRACE_EVENT(ufshcd_clk_scaling,

	TP_PROTO(const char *dev_name, const char *state, const char *clk,
		u32 prev_state, u32 curr_state),

	TP_ARGS(dev_name, state, clk, prev_state, curr_state),

	TP_STRUCT__entry(
		__string(dev_name, dev_name)
		__string(state, state)
		__string(clk, clk)
		__field(u32, prev_state)
		__field(u32, curr_state)
	),

	TP_fast_assign(
		__assign_str(dev_name, dev_name);
		__assign_str(state, state);
		__assign_str(clk, clk);
		__entry->prev_state = prev_state;
		__entry->curr_state = curr_state;
	),

	TP_printk("%s: %s %s from %u to %u Hz",
		__get_str(dev_name), __get_str(state), __get_str(clk),
		__entry->prev_state, __entry->curr_state)
);

TRACE_EVENT(ufshcd_auto_bkops_state,

	TP_PROTO(const char *dev_name, const char *state),

	TP_ARGS(dev_name, state),

	TP_STRUCT__entry(
		__string(dev_name, dev_name)
		__string(state, state)
	),

	TP_fast_assign(
		__assign_str(dev_name, dev_name);
		__assign_str(state, state);
	),

	TP_printk("%s: auto bkops - %s",
		__get_str(dev_name), __get_str(state))
);

DECLARE_EVENT_CLASS(ufshcd_profiling_template,
	TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
		 int err),

	TP_ARGS(dev_name, profile_info, time_us, err),

	TP_STRUCT__entry(
		__string(dev_name, dev_name)
		__string(profile_info, profile_info)
		__field(s64, time_us)
		__field(int, err)
	),

	TP_fast_assign(
		__assign_str(dev_name, dev_name);
		__assign_str(profile_info, profile_info);
		__entry->time_us = time_us;
		__entry->err = err;
	),

	TP_printk("%s: %s: took %lld usecs, err %d",
		__get_str(dev_name), __get_str(profile_info),
		__entry->time_us, __entry->err)
);

DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_hibern8,
	TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
		 int err),
	TP_ARGS(dev_name, profile_info, time_us, err));

DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_gating,
	TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
		 int err),
	TP_ARGS(dev_name, profile_info, time_us, err));

DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_scaling,
	TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
		 int err),
	TP_ARGS(dev_name, profile_info, time_us, err));

DECLARE_EVENT_CLASS(ufshcd_template,
	TP_PROTO(const char *dev_name, int err, s64 usecs,
		 int dev_state, int link_state),

	TP_ARGS(dev_name, err, usecs, dev_state, link_state),

	TP_STRUCT__entry(
		__field(s64, usecs)
		__field(int, err)
		__string(dev_name, dev_name)
		__field(int, dev_state)
		__field(int, link_state)
	),

	TP_fast_assign(
		__entry->usecs = usecs;
		__entry->err = err;
		__assign_str(dev_name, dev_name);
		__entry->dev_state = dev_state;
		__entry->link_state = link_state;
	),

	TP_printk(
		"%s: took %lld usecs, dev_state: %s, link_state: %s, err %d",
		__get_str(dev_name),
		__entry->usecs,
		__print_symbolic(__entry->dev_state, UFS_PWR_MODES),
		__print_symbolic(__entry->link_state, UFS_LINK_STATES),
		__entry->err
	)
);

DEFINE_EVENT(ufshcd_template, ufshcd_system_suspend,
	     TP_PROTO(const char *dev_name, int err, s64 usecs,
		      int dev_state, int link_state),
	     TP_ARGS(dev_name, err, usecs, dev_state, link_state));

DEFINE_EVENT(ufshcd_template, ufshcd_system_resume,
	     TP_PROTO(const char *dev_name, int err, s64 usecs,
		      int dev_state, int link_state),
	     TP_ARGS(dev_name, err, usecs, dev_state, link_state));

DEFINE_EVENT(ufshcd_template, ufshcd_runtime_suspend,
	     TP_PROTO(const char *dev_name, int err, s64 usecs,
		      int dev_state, int link_state),
	     TP_ARGS(dev_name, err, usecs, dev_state, link_state));

DEFINE_EVENT(ufshcd_template, ufshcd_runtime_resume,
	     TP_PROTO(const char *dev_name, int err, s64 usecs,
		      int dev_state, int link_state),
	     TP_ARGS(dev_name, err, usecs, dev_state, link_state));

DEFINE_EVENT(ufshcd_template, ufshcd_init,
	     TP_PROTO(const char *dev_name, int err, s64 usecs,
		      int dev_state, int link_state),
	     TP_ARGS(dev_name, err, usecs, dev_state, link_state));
#endif /* if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ) */

/* This part must be outside protection */
#include <trace/define_trace.h>
Commit	Line	Data
7ff5ab47	1	/*
	2	* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
	3	*
	4	* This program is free software; you can redistribute it and/or modify
	5	* it under the terms of the GNU General Public License version 2 and
	6	* only version 2 as published by the Free Software Foundation.
	7	*
	8	* This program is distributed in the hope that it will be useful,
	9	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	10	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	11	* GNU General Public License for more details.
	12	*/
	13
	14	#undef TRACE_SYSTEM
	15	#define TRACE_SYSTEM ufs
	16
	17	#if !defined(_TRACE_UFS_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	18	#define _TRACE_UFS_H
	19
	20	#include <linux/tracepoint.h>
	21
	22	#define UFS_LINK_STATES \
	23	EM(UIC_LINK_OFF_STATE) \
	24	EM(UIC_LINK_ACTIVE_STATE) \
	25	EMe(UIC_LINK_HIBERN8_STATE)
	26
	27	#define UFS_PWR_MODES \
	28	EM(UFS_ACTIVE_PWR_MODE) \
	29	EM(UFS_SLEEP_PWR_MODE) \
	30	EMe(UFS_POWERDOWN_PWR_MODE)
	31
	32	#define UFSCHD_CLK_GATING_STATES \
	33	EM(CLKS_OFF) \
	34	EM(CLKS_ON) \
	35	EM(REQ_CLKS_OFF) \
	36	EMe(REQ_CLKS_ON)
	37
	38	/* Enums require being exported to userspace, for user tool parsing */
	39	#undef EM
	40	#undef EMe
	41	#define EM(a) TRACE_DEFINE_ENUM(a);
	42	#define EMe(a) TRACE_DEFINE_ENUM(a);
	43
	44	UFS_LINK_STATES;
	45	UFS_PWR_MODES;
	46	UFSCHD_CLK_GATING_STATES;
	47
	48	/*
	49	* Now redefine the EM() and EMe() macros to map the enums to the strings
	50	* that will be printed in the output.
	51	*/
	52	#undef EM
	53	#undef EMe
	54	#define EM(a) { a, #a },
	55	#define EMe(a) { a, #a }
	56
	57	TRACE_EVENT(ufshcd_clk_gating,
	58
	59	TP_PROTO(const char *dev_name, int state),
	60
	61	TP_ARGS(dev_name, state),
	62
	63	TP_STRUCT__entry(
	64	__string(dev_name, dev_name)
65	__field(int, state)
66	),
67
68	TP_fast_assign(
69	__assign_str(dev_name, dev_name);
70	__entry->state = state;
71	),
72
73	TP_printk("%s: gating state changed to %s",
74	__get_str(dev_name),
75	__print_symbolic(__entry->state, UFSCHD_CLK_GATING_STATES))
76	);
77
78	TRACE_EVENT(ufshcd_clk_scaling,
79
80	TP_PROTO(const char dev_name, const char state, const char *clk,
81	u32 prev_state, u32 curr_state),
82
83	TP_ARGS(dev_name, state, clk, prev_state, curr_state),
84
85	TP_STRUCT__entry(
86	__string(dev_name, dev_name)
87	__string(state, state)
88	__string(clk, clk)
89	__field(u32, prev_state)
90	__field(u32, curr_state)
91	),
92
93	TP_fast_assign(
94	__assign_str(dev_name, dev_name);
95	__assign_str(state, state);
96	__assign_str(clk, clk);
97	__entry->prev_state = prev_state;
98	__entry->curr_state = curr_state;
99	),
100
101	TP_printk("%s: %s %s from %u to %u Hz",
102	__get_str(dev_name), __get_str(state), __get_str(clk),
103	__entry->prev_state, __entry->curr_state)
104	);
105
106	TRACE_EVENT(ufshcd_auto_bkops_state,
107
108	TP_PROTO(const char dev_name, const char state),
109
110	TP_ARGS(dev_name, state),
111
112	TP_STRUCT__entry(
113	__string(dev_name, dev_name)
114	__string(state, state)
115	),
116
117	TP_fast_assign(
118	__assign_str(dev_name, dev_name);
119	__assign_str(state, state);
120	),
121
122	TP_printk("%s: auto bkops - %s",
123	__get_str(dev_name), __get_str(state))
124	);
125
911a0771	126	DECLARE_EVENT_CLASS(ufshcd_profiling_template,
	127	TP_PROTO(const char dev_name, const char profile_info, s64 time_us,
	128	int err),
	129
	130	TP_ARGS(dev_name, profile_info, time_us, err),
	131
	132	TP_STRUCT__entry(
	133	__string(dev_name, dev_name)
	134	__string(profile_info, profile_info)
	135	__field(s64, time_us)
	136	__field(int, err)
	137	),
	138
	139	TP_fast_assign(
	140	__assign_str(dev_name, dev_name);
	141	__assign_str(profile_info, profile_info);
	142	__entry->time_us = time_us;
	143	__entry->err = err;
	144	),
	145
	146	TP_printk("%s: %s: took %lld usecs, err %d",
	147	__get_str(dev_name), __get_str(profile_info),
	148	__entry->time_us, __entry->err)
	149	);
	150
	151	DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_hibern8,
	152	TP_PROTO(const char dev_name, const char profile_info, s64 time_us,
	153	int err),
	154	TP_ARGS(dev_name, profile_info, time_us, err));
	155
	156	DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_gating,
	157	TP_PROTO(const char dev_name, const char profile_info, s64 time_us,
	158	int err),
	159	TP_ARGS(dev_name, profile_info, time_us, err));
	160
	161	DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_scaling,
	162	TP_PROTO(const char dev_name, const char profile_info, s64 time_us,
	163	int err),
	164	TP_ARGS(dev_name, profile_info, time_us, err));
	165
7ff5ab47	166	DECLARE_EVENT_CLASS(ufshcd_template,
	167	TP_PROTO(const char *dev_name, int err, s64 usecs,
	168	int dev_state, int link_state),
	169
	170	TP_ARGS(dev_name, err, usecs, dev_state, link_state),
	171
	172	TP_STRUCT__entry(
	173	__field(s64, usecs)
	174	__field(int, err)
	175	__string(dev_name, dev_name)
	176	__field(int, dev_state)
	177	__field(int, link_state)
	178	),
	179
	180	TP_fast_assign(
	181	__entry->usecs = usecs;
	182	__entry->err = err;
	183	__assign_str(dev_name, dev_name);
	184	__entry->dev_state = dev_state;
	185	__entry->link_state = link_state;
	186	),
	187
	188	TP_printk(
	189	"%s: took %lld usecs, dev_state: %s, link_state: %s, err %d",
	190	__get_str(dev_name),
	191	__entry->usecs,
	192	__print_symbolic(__entry->dev_state, UFS_PWR_MODES),
	193	__print_symbolic(__entry->link_state, UFS_LINK_STATES),
	194	__entry->err
	195	)
	196	);
	197
	198	DEFINE_EVENT(ufshcd_template, ufshcd_system_suspend,
	199	TP_PROTO(const char *dev_name, int err, s64 usecs,
	200	int dev_state, int link_state),
	201	TP_ARGS(dev_name, err, usecs, dev_state, link_state));
	202
	203	DEFINE_EVENT(ufshcd_template, ufshcd_system_resume,
	204	TP_PROTO(const char *dev_name, int err, s64 usecs,
	205	int dev_state, int link_state),
	206	TP_ARGS(dev_name, err, usecs, dev_state, link_state));
	207
	208	DEFINE_EVENT(ufshcd_template, ufshcd_runtime_suspend,
	209	TP_PROTO(const char *dev_name, int err, s64 usecs,
	210	int dev_state, int link_state),
	211	TP_ARGS(dev_name, err, usecs, dev_state, link_state));
	212
	213	DEFINE_EVENT(ufshcd_template, ufshcd_runtime_resume,
	214	TP_PROTO(const char *dev_name, int err, s64 usecs,
	215	int dev_state, int link_state),
	216	TP_ARGS(dev_name, err, usecs, dev_state, link_state));
	217
	218	DEFINE_EVENT(ufshcd_template, ufshcd_init,
	219	TP_PROTO(const char *dev_name, int err, s64 usecs,
	220	int dev_state, int link_state),
	221	TP_ARGS(dev_name, err, usecs, dev_state, link_state));
	222	#endif /* if !defined(_TRACE_UFS_H) \|\| defined(TRACE_HEADER_MULTI_READ) */
	223
	224	/* This part must be outside protection */
	225	#include <trace/define_trace.h>