1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Trace events for the ChromeOS Sensorhub kernel module
4 *
5 * Copyright 2021 Google LLC.
6 */
7
8#undef TRACE_SYSTEM
9#define TRACE_SYSTEM cros_ec
10
11#if !defined(_CROS_EC_SENSORHUB_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
12#define _CROS_EC_SENSORHUB_TRACE_H_
13
14#include <linux/types.h>
15#include <linux/platform_data/cros_ec_sensorhub.h>
16
17#include <linux/tracepoint.h>
18
19TRACE_EVENT(cros_ec_sensorhub_timestamp,
20	    TP_PROTO(u32 ec_sample_timestamp, u32 ec_fifo_timestamp, s64 fifo_timestamp,
21		     s64 current_timestamp, s64 current_time),
22	TP_ARGS(ec_sample_timestamp, ec_fifo_timestamp, fifo_timestamp, current_timestamp,
23		current_time),
24	TP_STRUCT__entry(
25		__field(u32, ec_sample_timestamp)
26		__field(u32, ec_fifo_timestamp)
27		__field(s64, fifo_timestamp)
28		__field(s64, current_timestamp)
29		__field(s64, current_time)
30		__field(s64, delta)
31	),
32	TP_fast_assign(
33		__entry->ec_sample_timestamp = ec_sample_timestamp;
34		__entry->ec_fifo_timestamp = ec_fifo_timestamp;
35		__entry->fifo_timestamp = fifo_timestamp;
36		__entry->current_timestamp = current_timestamp;
37		__entry->current_time = current_time;
38		__entry->delta = current_timestamp - current_time;
39	),
40	TP_printk("ec_ts: %9u, ec_fifo_ts: %9u, fifo_ts: %12lld, curr_ts: %12lld, curr_time: %12lld, delta %12lld",
41		  __entry->ec_sample_timestamp,
42		__entry->ec_fifo_timestamp,
43		__entry->fifo_timestamp,
44		__entry->current_timestamp,
45		__entry->current_time,
46		__entry->delta
47	)
48);
49
50TRACE_EVENT(cros_ec_sensorhub_data,
51	    TP_PROTO(u32 ec_sensor_num, u32 ec_fifo_timestamp, s64 fifo_timestamp,
52		     s64 current_timestamp, s64 current_time),
53	TP_ARGS(ec_sensor_num, ec_fifo_timestamp, fifo_timestamp, current_timestamp, current_time),
54	TP_STRUCT__entry(
55		__field(u32, ec_sensor_num)
56		__field(u32, ec_fifo_timestamp)
57		__field(s64, fifo_timestamp)
58		__field(s64, current_timestamp)
59		__field(s64, current_time)
60		__field(s64, delta)
61	),
62	TP_fast_assign(
63		__entry->ec_sensor_num = ec_sensor_num;
64		__entry->ec_fifo_timestamp = ec_fifo_timestamp;
65		__entry->fifo_timestamp = fifo_timestamp;
66		__entry->current_timestamp = current_timestamp;
67		__entry->current_time = current_time;
68		__entry->delta = current_timestamp - current_time;
69	),
70	TP_printk("ec_num: %4u, ec_fifo_ts: %9u, fifo_ts: %12lld, curr_ts: %12lld, curr_time: %12lld, delta %12lld",
71		  __entry->ec_sensor_num,
72		__entry->ec_fifo_timestamp,
73		__entry->fifo_timestamp,
74		__entry->current_timestamp,
75		__entry->current_time,
76		__entry->delta
77	)
78);
79
80TRACE_EVENT(cros_ec_sensorhub_filter,
81	    TP_PROTO(struct cros_ec_sensors_ts_filter_state *state, s64 dx, s64 dy),
82	TP_ARGS(state, dx, dy),
83	TP_STRUCT__entry(
84		__field(s64, dx)
85		__field(s64, dy)
86		__field(s64, median_m)
87		__field(s64, median_error)
88		__field(s64, history_len)
89		__field(s64, x)
90		__field(s64, y)
91	),
92	TP_fast_assign(
93		__entry->dx = dx;
94		__entry->dy = dy;
95		__entry->median_m = state->median_m;
96		__entry->median_error = state->median_error;
97		__entry->history_len = state->history_len;
98		__entry->x = state->x_offset;
99		__entry->y = state->y_offset;
100	),
101	TP_printk("dx: %12lld. dy: %12lld median_m: %12lld median_error: %12lld len: %lld x: %12lld y: %12lld",
102		  __entry->dx,
103		__entry->dy,
104		__entry->median_m,
105		__entry->median_error,
106		__entry->history_len,
107		__entry->x,
108		__entry->y
109	)
110);
111
112
113#endif /* _CROS_EC_SENSORHUB_TRACE_H_ */
114
115/* this part must be outside header guard */
116
117#undef TRACE_INCLUDE_PATH
118#define TRACE_INCLUDE_PATH .
119
120#undef TRACE_INCLUDE_FILE
121#define TRACE_INCLUDE_FILE cros_ec_sensorhub_trace
122
123#include <trace/define_trace.h>
124