[thirdparty/kernel/stable.git] / include / video / of_display_timing.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>
 *
 * display timings of helpers
 */

#ifndef __LINUX_OF_DISPLAY_TIMING_H
#define __LINUX_OF_DISPLAY_TIMING_H

#include <linux/errno.h>

struct device_node;
struct display_timing;
struct display_timings;

#define OF_USE_NATIVE_MODE -1

#ifdef CONFIG_OF
int of_get_display_timing(const struct device_node *np, const char *name,
		struct display_timing *dt);
struct display_timings *of_get_display_timings(const struct device_node *np);
#else
static inline int of_get_display_timing(const struct device_node *np,
		const char *name, struct display_timing *dt)
{
	return -ENOSYS;
}
static inline struct display_timings *
of_get_display_timings(const struct device_node *np)
{
	return NULL;
}
#endif

#endif
Commit	Line	Data
55716d26	1	/* SPDX-License-Identifier: GPL-2.0-only */
cc3f414c ST	2	/*
	3	* Copyright 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>
	4	*
	5	* display timings of helpers
cc3f414c ST	6	*/
	7
	8	#ifndef __LINUX_OF_DISPLAY_TIMING_H
	9	#define __LINUX_OF_DISPLAY_TIMING_H
	10
3663a2fb HYW	11	#include <linux/errno.h>
3663a2fb HYW	12
cc3f414c	13	struct device_node;
d22cd301	14	struct display_timing;
cc3f414c ST	15	struct display_timings;
	16
	17	#define OF_USE_NATIVE_MODE -1
	18
422b67e0	19	#ifdef CONFIG_OF
f5a000c9	20	int of_get_display_timing(const struct device_node np, const char name,
ffa3fd21	21	struct display_timing *dt);
f5a000c9	22	struct display_timings of_get_display_timings(const struct device_node np);
422b67e0	23	#else
f5a000c9 LP	24	static inline int of_get_display_timing(const struct device_node *np,
f5a000c9 LP	25	const char name, struct display_timing dt)
422b67e0 TV	26	{
	27	return -ENOSYS;
	28	}
f5a000c9 LP	29	static inline struct display_timings *
f5a000c9 LP	30	of_get_display_timings(const struct device_node *np)
422b67e0 TV	31	{
	32	return NULL;
	33	}
422b67e0	34	#endif
cc3f414c ST	35
cc3f414c ST	36	#endif