LXR linux/include/linux/iio/timer/stm32-lptim-trigger.h

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * Copyright (C) STMicroelectronics 2017
   4 *
   5 * Author: Fabrice Gasnier <fabrice.gasnier@st.com>
   6 */
   7
   8#ifndef _STM32_LPTIM_TRIGGER_H_
   9#define _STM32_LPTIM_TRIGGER_H_
  10
  11#include <linux/iio/iio.h>
  12#include <linux/iio/trigger.h>
  13
  14#define LPTIM1_OUT      "lptim1_out"
  15#define LPTIM2_OUT      "lptim2_out"
  16#define LPTIM3_OUT      "lptim3_out"
  17
  18#if IS_REACHABLE(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
  19bool is_stm32_lptim_trigger(struct iio_trigger *trig);
  20#else
  21static inline bool is_stm32_lptim_trigger(struct iio_trigger *trig)
  22{
  23#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
  24        pr_warn_once("stm32 lptim_trigger not linked in\n");
  25#endif
  26        return false;
  27}
  28#endif
  29#endif
  30