include/trace/events/gpio.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM gpio
   4
   5 #if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_GPIO_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 TRACE_EVENT(gpio_direction,
  11
  12         TP_PROTO(unsigned gpio, int in, int err),
  13
  14         TP_ARGS(gpio, in, err),
  15
  16         TP_STRUCT__entry(
  17                 __field(unsigned, gpio)
  18                 __field(int, in)
  19                 __field(int, err)
  20         ),
  21
  22         TP_fast_assign(
  23                 __entry->gpio = gpio;
  24                 __entry->in = in;
  25                 __entry->err = err;
  26         ),
  27
  28         TP_printk("%u %3s (%d)", __entry->gpio,
  29                 __entry->in ? "in" : "out", __entry->err)
  30 );
  31
  32 TRACE_EVENT(gpio_value,
  33
  34         TP_PROTO(unsigned gpio, int get, int value),
  35
  36         TP_ARGS(gpio, get, value),
  37
  38         TP_STRUCT__entry(
  39                 __field(unsigned, gpio)
  40                 __field(int, get)
  41                 __field(int, value)
  42         ),
  43
  44         TP_fast_assign(
  45                 __entry->gpio = gpio;
  46                 __entry->get = get;
  47                 __entry->value = value;
  48         ),
  49
  50         TP_printk("%u %3s %d", __entry->gpio,
  51                 __entry->get ? "get" : "set", __entry->value)
  52 );
  53
  54 #endif /* if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ) */
  55
  56 /* This part must be outside protection */
  57 #include <trace/define_trace.h>