LXR linux/drivers/platform/chrome/cros_ec_sensorhub

   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