drivers/platform/chrome/cros_ec_trace.h

   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
  22 TRACE_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
  45 TRACE_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
  74 TRACE_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
 105 TRACE_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
 135 TRACE_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>