xref: /dflybsd-src/sys/dev/drm/include/linux/gpio/consumer.h (revision a85cb24f18e3804e75ab8bcda7692564d0563317)

/*
 * Copyright (c) 2016-2020 François Tigeot <ftigeot@wolfpond.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice unmodified, this list of conditions, and the following
 *    disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _LINUX_GPIO_CONSUMER_H_
#define _LINUX_GPIO_CONSUMER_H_

#define GPIOD_FLAGS_BIT_DIR_SET		1
#define GPIOD_FLAGS_BIT_DIR_OUT		2
#define GPIOD_FLAGS_BIT_DIR_VAL		4

enum gpiod_flags {
	GPIOD_ASIS	= 0,
	GPIOD_IN	= GPIOD_FLAGS_BIT_DIR_SET,
	GPIOD_OUT_LOW	= GPIOD_FLAGS_BIT_DIR_SET | GPIOD_FLAGS_BIT_DIR_OUT,
	GPIOD_OUT_HIGH	= GPIOD_FLAGS_BIT_DIR_SET | GPIOD_FLAGS_BIT_DIR_OUT |
			  GPIOD_FLAGS_BIT_DIR_VAL,
};

static inline struct gpio_desc *
gpiod_get(struct device *dev, const char *con_id, enum gpiod_flags flags)
{
	kprintf("Stub: %s\n", __FUNCTION__);
	return NULL;
}

static inline void
gpiod_put(struct gpio_desc *desc)
{
	kprintf("Stub: %s\n", __FUNCTION__);
}

static inline void
gpiod_set_value_cansleep(struct gpio_desc *desc, int value)
{
	kprintf("Stub: %s\n", __FUNCTION__);
}

static inline struct gpio_desc *
devm_gpiod_get_index(struct device *dev, const char *con_id,
		     unsigned int idx, enum gpiod_flags flags)
{
	return ERR_PTR(-ENOSYS);
}

static inline void
gpiod_set_value(struct gpio_desc *desc, int value)
{
	kprintf("Stub: %s\n", __FUNCTION__);
}

#endif	/* _LINUX_GPIO_CONSUMER_H_ */