1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM kyber
4
5#if !defined(_TRACE_KYBER_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_KYBER_H
7
8#include <linux/blkdev.h>
9#include <linux/tracepoint.h>
10
11#define DOMAIN_LEN		16
12#define LATENCY_TYPE_LEN	8
13
14TRACE_EVENT(kyber_latency,
15
16	TP_PROTO(dev_t dev, const char *domain, const char *type,
17		 unsigned int percentile, unsigned int numerator,
18		 unsigned int denominator, unsigned int samples),
19
20	TP_ARGS(dev, domain, type, percentile, numerator, denominator, samples),
21
22	TP_STRUCT__entry(
23		__field(	dev_t,	dev				)
24		__array(	char,	domain,	DOMAIN_LEN		)
25		__array(	char,	type,	LATENCY_TYPE_LEN	)
26		__field(	u8,	percentile			)
27		__field(	u8,	numerator			)
28		__field(	u8,	denominator			)
29		__field(	unsigned int,	samples			)
30	),
31
32	TP_fast_assign(
33		__entry->dev		= dev;
34		strscpy(__entry->domain, domain, sizeof(__entry->domain));
35		strscpy(__entry->type, type, sizeof(__entry->type));
36		__entry->percentile	= percentile;
37		__entry->numerator	= numerator;
38		__entry->denominator	= denominator;
39		__entry->samples	= samples;
40	),
41
42	TP_printk("%d,%d %s %s p%u %u/%u samples=%u",
43		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->domain,
44		  __entry->type, __entry->percentile, __entry->numerator,
45		  __entry->denominator, __entry->samples)
46);
47
48TRACE_EVENT(kyber_adjust,
49
50	TP_PROTO(dev_t dev, const char *domain, unsigned int depth),
51
52	TP_ARGS(dev, domain, depth),
53
54	TP_STRUCT__entry(
55		__field(	dev_t,	dev			)
56		__array(	char,	domain,	DOMAIN_LEN	)
57		__field(	unsigned int,	depth		)
58	),
59
60	TP_fast_assign(
61		__entry->dev		= dev;
62		strscpy(__entry->domain, domain, sizeof(__entry->domain));
63		__entry->depth		= depth;
64	),
65
66	TP_printk("%d,%d %s %u",
67		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->domain,
68		  __entry->depth)
69);
70
71TRACE_EVENT(kyber_throttled,
72
73	TP_PROTO(dev_t dev, const char *domain),
74
75	TP_ARGS(dev, domain),
76
77	TP_STRUCT__entry(
78		__field(	dev_t,	dev			)
79		__array(	char,	domain,	DOMAIN_LEN	)
80	),
81
82	TP_fast_assign(
83		__entry->dev		= dev;
84		strscpy(__entry->domain, domain, sizeof(__entry->domain));
85	),
86
87	TP_printk("%d,%d %s", MAJOR(__entry->dev), MINOR(__entry->dev),
88		  __entry->domain)
89);
90
91#define _TRACE_KYBER_H
92#endif /* _TRACE_KYBER_H */
93
94/* This part must be outside protection */
95#include <trace/define_trace.h>
96