124 lines
3.5 KiB
C
124 lines
3.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Trace events for the ChromeOS Sensorhub kernel module
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*
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* Copyright 2021 Google LLC.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM cros_ec
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#if !defined(_CROS_EC_SENSORHUB_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
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#define _CROS_EC_SENSORHUB_TRACE_H_
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#include <linux/types.h>
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#include <linux/platform_data/cros_ec_sensorhub.h>
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#include <linux/tracepoint.h>
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TRACE_EVENT(cros_ec_sensorhub_timestamp,
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TP_PROTO(u32 ec_sample_timestamp, u32 ec_fifo_timestamp, s64 fifo_timestamp,
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s64 current_timestamp, s64 current_time),
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TP_ARGS(ec_sample_timestamp, ec_fifo_timestamp, fifo_timestamp, current_timestamp,
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current_time),
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TP_STRUCT__entry(
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__field(u32, ec_sample_timestamp)
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__field(u32, ec_fifo_timestamp)
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__field(s64, fifo_timestamp)
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__field(s64, current_timestamp)
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__field(s64, current_time)
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__field(s64, delta)
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),
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TP_fast_assign(
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__entry->ec_sample_timestamp = ec_sample_timestamp;
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__entry->ec_fifo_timestamp = ec_fifo_timestamp;
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__entry->fifo_timestamp = fifo_timestamp;
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__entry->current_timestamp = current_timestamp;
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__entry->current_time = current_time;
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__entry->delta = current_timestamp - current_time;
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),
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TP_printk("ec_ts: %9u, ec_fifo_ts: %9u, fifo_ts: %12lld, curr_ts: %12lld, curr_time: %12lld, delta %12lld",
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__entry->ec_sample_timestamp,
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__entry->ec_fifo_timestamp,
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__entry->fifo_timestamp,
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__entry->current_timestamp,
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__entry->current_time,
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__entry->delta
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)
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);
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TRACE_EVENT(cros_ec_sensorhub_data,
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TP_PROTO(u32 ec_sensor_num, u32 ec_fifo_timestamp, s64 fifo_timestamp,
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s64 current_timestamp, s64 current_time),
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TP_ARGS(ec_sensor_num, ec_fifo_timestamp, fifo_timestamp, current_timestamp, current_time),
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TP_STRUCT__entry(
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__field(u32, ec_sensor_num)
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__field(u32, ec_fifo_timestamp)
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__field(s64, fifo_timestamp)
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__field(s64, current_timestamp)
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__field(s64, current_time)
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__field(s64, delta)
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),
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TP_fast_assign(
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__entry->ec_sensor_num = ec_sensor_num;
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__entry->ec_fifo_timestamp = ec_fifo_timestamp;
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__entry->fifo_timestamp = fifo_timestamp;
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__entry->current_timestamp = current_timestamp;
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__entry->current_time = current_time;
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__entry->delta = current_timestamp - current_time;
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),
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TP_printk("ec_num: %4u, ec_fifo_ts: %9u, fifo_ts: %12lld, curr_ts: %12lld, curr_time: %12lld, delta %12lld",
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__entry->ec_sensor_num,
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__entry->ec_fifo_timestamp,
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__entry->fifo_timestamp,
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__entry->current_timestamp,
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__entry->current_time,
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__entry->delta
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)
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);
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TRACE_EVENT(cros_ec_sensorhub_filter,
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TP_PROTO(struct cros_ec_sensors_ts_filter_state *state, s64 dx, s64 dy),
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TP_ARGS(state, dx, dy),
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TP_STRUCT__entry(
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__field(s64, dx)
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__field(s64, dy)
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__field(s64, median_m)
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__field(s64, median_error)
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__field(s64, history_len)
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__field(s64, x)
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__field(s64, y)
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),
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TP_fast_assign(
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__entry->dx = dx;
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__entry->dy = dy;
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__entry->median_m = state->median_m;
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__entry->median_error = state->median_error;
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__entry->history_len = state->history_len;
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__entry->x = state->x_offset;
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__entry->y = state->y_offset;
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),
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TP_printk("dx: %12lld. dy: %12lld median_m: %12lld median_error: %12lld len: %lld x: %12lld y: %12lld",
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__entry->dx,
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__entry->dy,
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__entry->median_m,
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__entry->median_error,
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__entry->history_len,
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__entry->x,
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__entry->y
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)
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);
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#endif /* _CROS_EC_SENSORHUB_TRACE_H_ */
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/* this part must be outside header guard */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE cros_ec_sensorhub_trace
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#include <trace/define_trace.h>
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