instrumentation/events/lttng-module/gpio.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM gpio
   3
   4 #if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_GPIO_H
   6
   7 #include <linux/tracepoint.h>
   8
   9 TRACE_EVENT(gpio_direction,
  10
  11         TP_PROTO(unsigned gpio, int in, int err),
  12
  13         TP_ARGS(gpio, in, err),
  14
  15         TP_STRUCT__entry(
  16                 __field(unsigned, gpio)
  17                 __field(int, in)
  18                 __field(int, err)
  19         ),
  20
  21         TP_fast_assign(
  22                 tp_assign(gpio, gpio);
  23                 tp_assign(in, in);
  24                 tp_assign(err, err);
  25         ),
  26
  27         TP_printk("%u %3s (%d)", __entry->gpio,
  28                 __entry->in ? "in" : "out", __entry->err)
  29 )
  30
  31 TRACE_EVENT(gpio_value,
  32
  33         TP_PROTO(unsigned gpio, int get, int value),
  34
  35         TP_ARGS(gpio, get, value),
  36
  37         TP_STRUCT__entry(
  38                 __field(unsigned, gpio)
  39                 __field(int, get)
  40                 __field(int, value)
  41         ),
  42
  43         TP_fast_assign(
  44                 tp_assign(gpio, gpio);
  45                 tp_assign(get, get);
  46                 tp_assign(value, value);
  47         ),
  48
  49         TP_printk("%u %3s %d", __entry->gpio,
  50                 __entry->get ? "get" : "set", __entry->value)
  51 )
  52
  53 #endif /* if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ) */
  54
  55 /* This part must be outside protection */
  56 #include "../../../probes/define_trace.h"