1/* SPDX-License-Identifier: GPL-2.0 */
  2/*
  3 * Trace events for the ChromeOS Embedded Controller
  4 *
  5 * Copyright 2019 Google LLC.
  6 */
  7
  8#undef TRACE_SYSTEM
  9#define TRACE_SYSTEM cros_ec
 10
 11#if !defined(_CROS_EC_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
 12#define _CROS_EC_TRACE_H_
 13
 14#include <linux/bits.h>
 15#include <linux/types.h>
 16#include <linux/platform_data/cros_ec_commands.h>
 17#include <linux/platform_data/cros_ec_proto.h>
 18#include <linux/platform_data/cros_ec_sensorhub.h>
 19
 20#include <linux/tracepoint.h>
 21
 22TRACE_EVENT(cros_ec_request_start,
 23	TP_PROTO(struct cros_ec_command *cmd),
 24	TP_ARGS(cmd),
 25	TP_STRUCT__entry(
 26		__field(uint32_t, version)
 27		__field(uint32_t, offset)
 28		__field(uint32_t, command)
 29		__field(uint32_t, outsize)
 30		__field(uint32_t, insize)
 31	),
 32	TP_fast_assign(
 33		__entry->version = cmd->version;
 34		__entry->offset = cmd->command / EC_CMD_PASSTHRU_OFFSET(1);
 35		__entry->command = cmd->command % EC_CMD_PASSTHRU_OFFSET(1);
 36		__entry->outsize = cmd->outsize;
 37		__entry->insize = cmd->insize;
 38	),
 39	TP_printk("version: %u, offset: %d, command: %s, outsize: %u, insize: %u",
 40		  __entry->version, __entry->offset,
 41		  __print_symbolic(__entry->command, EC_CMDS),
 42		  __entry->outsize, __entry->insize)
 43);
 44
 45TRACE_EVENT(cros_ec_request_done,
 46	TP_PROTO(struct cros_ec_command *cmd, int retval),
 47	TP_ARGS(cmd, retval),
 48	TP_STRUCT__entry(
 49		__field(uint32_t, version)
 50		__field(uint32_t, offset)
 51		__field(uint32_t, command)
 52		__field(uint32_t, outsize)
 53		__field(uint32_t, insize)
 54		__field(uint32_t, result)
 55		__field(int, retval)
 56	),
 57	TP_fast_assign(
 58		__entry->version = cmd->version;
 59		__entry->offset = cmd->command / EC_CMD_PASSTHRU_OFFSET(1);
 60		__entry->command = cmd->command % EC_CMD_PASSTHRU_OFFSET(1);
 61		__entry->outsize = cmd->outsize;
 62		__entry->insize = cmd->insize;
 63		__entry->result = cmd->result;
 64		__entry->retval = retval;
 65	),
 66	TP_printk("version: %u, offset: %d, command: %s, outsize: %u, insize: %u, ec result: %s, retval: %u",
 67		  __entry->version, __entry->offset,
 68		  __print_symbolic(__entry->command, EC_CMDS),
 69		  __entry->outsize, __entry->insize,
 70		  __print_symbolic(__entry->result, EC_RESULT),
 71		  __entry->retval)
 72);
 73
 74TRACE_EVENT(cros_ec_sensorhub_timestamp,
 75	    TP_PROTO(u32 ec_sample_timestamp, u32 ec_fifo_timestamp, s64 fifo_timestamp,
 76		     s64 current_timestamp, s64 current_time),
 77	TP_ARGS(ec_sample_timestamp, ec_fifo_timestamp, fifo_timestamp, current_timestamp,
 78		current_time),
 79	TP_STRUCT__entry(
 80		__field(u32, ec_sample_timestamp)
 81		__field(u32, ec_fifo_timestamp)
 82		__field(s64, fifo_timestamp)
 83		__field(s64, current_timestamp)
 84		__field(s64, current_time)
 85		__field(s64, delta)
 86	),
 87	TP_fast_assign(
 88		__entry->ec_sample_timestamp = ec_sample_timestamp;
 89		__entry->ec_fifo_timestamp = ec_fifo_timestamp;
 90		__entry->fifo_timestamp = fifo_timestamp;
 91		__entry->current_timestamp = current_timestamp;
 92		__entry->current_time = current_time;
 93		__entry->delta = current_timestamp - current_time;
 94	),
 95	TP_printk("ec_ts: %9u, ec_fifo_ts: %9u, fifo_ts: %12lld, curr_ts: %12lld, curr_time: %12lld, delta %12lld",
 96		  __entry->ec_sample_timestamp,
 97		__entry->ec_fifo_timestamp,
 98		__entry->fifo_timestamp,
 99		__entry->current_timestamp,
100		__entry->current_time,
101		__entry->delta
102	)
103);
104
105TRACE_EVENT(cros_ec_sensorhub_data,
106	    TP_PROTO(u32 ec_sensor_num, u32 ec_fifo_timestamp, s64 fifo_timestamp,
107		     s64 current_timestamp, s64 current_time),
108	TP_ARGS(ec_sensor_num, ec_fifo_timestamp, fifo_timestamp, current_timestamp, current_time),
109	TP_STRUCT__entry(
110		__field(u32, ec_sensor_num)
111		__field(u32, ec_fifo_timestamp)
112		__field(s64, fifo_timestamp)
113		__field(s64, current_timestamp)
114		__field(s64, current_time)
115		__field(s64, delta)
116	),
117	TP_fast_assign(
118		__entry->ec_sensor_num = ec_sensor_num;
119		__entry->ec_fifo_timestamp = ec_fifo_timestamp;
120		__entry->fifo_timestamp = fifo_timestamp;
121		__entry->current_timestamp = current_timestamp;
122		__entry->current_time = current_time;
123		__entry->delta = current_timestamp - current_time;
124	),
125	TP_printk("ec_num: %4u, ec_fifo_ts: %9u, fifo_ts: %12lld, curr_ts: %12lld, curr_time: %12lld, delta %12lld",
126		  __entry->ec_sensor_num,
127		__entry->ec_fifo_timestamp,
128		__entry->fifo_timestamp,
129		__entry->current_timestamp,
130		__entry->current_time,
131		__entry->delta
132	)
133);
134
135TRACE_EVENT(cros_ec_sensorhub_filter,
136	    TP_PROTO(struct cros_ec_sensors_ts_filter_state *state, s64 dx, s64 dy),
137	TP_ARGS(state, dx, dy),
138	TP_STRUCT__entry(
139		__field(s64, dx)
140		__field(s64, dy)
141		__field(s64, median_m)
142		__field(s64, median_error)
143		__field(s64, history_len)
144		__field(s64, x)
145		__field(s64, y)
146	),
147	TP_fast_assign(
148		__entry->dx = dx;
149		__entry->dy = dy;
150		__entry->median_m = state->median_m;
151		__entry->median_error = state->median_error;
152		__entry->history_len = state->history_len;
153		__entry->x = state->x_offset;
154		__entry->y = state->y_offset;
155	),
156	TP_printk("dx: %12lld. dy: %12lld median_m: %12lld median_error: %12lld len: %lld x: %12lld y: %12lld",
157		  __entry->dx,
158		__entry->dy,
159		__entry->median_m,
160		__entry->median_error,
161		__entry->history_len,
162		__entry->x,
163		__entry->y
164	)
165);
166
167
168#endif /* _CROS_EC_TRACE_H_ */
169
170/* this part must be outside header guard */
171
172#undef TRACE_INCLUDE_PATH
173#define TRACE_INCLUDE_PATH .
174
175#undef TRACE_INCLUDE_FILE
176#define TRACE_INCLUDE_FILE cros_ec_trace
177
178#include <trace/define_trace.h>