drivers/platform/chrome/cros_ec_sensorhub_trace.h

   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
  19 TRACE_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
  50 TRACE_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
  80 TRACE_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>