include/trace/events/gpio.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM gpio
   3
   4 #ifndef CONFIG_TRACING_EVENTS_GPIO
   5 #define NOTRACE
   6 #endif
   7
   8 #if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ)
   9 #define _TRACE_GPIO_H
  10
  11 #include <linux/tracepoint.h>
  12
  13 TRACE_EVENT(gpio_direction,
  14
  15         TP_PROTO(unsigned gpio, int in, int err),
  16
  17         TP_ARGS(gpio, in, err),
  18
  19         TP_STRUCT__entry(
  20                 __field(unsigned, gpio)
  21                 __field(int, in)
  22                 __field(int, err)
  23         ),
  24
  25         TP_fast_assign(
  26                 __entry->gpio = gpio;
  27                 __entry->in = in;
  28                 __entry->err = err;
  29         ),
  30
  31         TP_printk("%u %3s (%d)", __entry->gpio,
  32                 __entry->in ? "in" : "out", __entry->err)
  33 );
  34
  35 TRACE_EVENT(gpio_value,
  36
  37         TP_PROTO(unsigned gpio, int get, int value),
  38
  39         TP_ARGS(gpio, get, value),
  40
  41         TP_STRUCT__entry(
  42                 __field(unsigned, gpio)
  43                 __field(int, get)
  44                 __field(int, value)
  45         ),
  46
  47         TP_fast_assign(
  48                 __entry->gpio = gpio;
  49                 __entry->get = get;
  50                 __entry->value = value;
  51         ),
  52
  53         TP_printk("%u %3s %d", __entry->gpio,
  54                 __entry->get ? "get" : "set", __entry->value)
  55 );
  56
  57 #endif /* if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ) */
  58
  59 /* This part must be outside protection */
  60 #include <trace/define_trace.h>