1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * generic display timing functions
 4 *
 5 * Copyright (c) 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>, Pengutronix
 
 
 6 */
 7
 8#include <linux/errno.h>
 9#include <linux/export.h>
10#include <video/display_timing.h>
11#include <video/videomode.h>
12
13void videomode_from_timing(const struct display_timing *dt,
14			  struct videomode *vm)
15{
16	vm->pixelclock = dt->pixelclock.typ;
17	vm->hactive = dt->hactive.typ;
18	vm->hfront_porch = dt->hfront_porch.typ;
19	vm->hback_porch = dt->hback_porch.typ;
20	vm->hsync_len = dt->hsync_len.typ;
21
22	vm->vactive = dt->vactive.typ;
23	vm->vfront_porch = dt->vfront_porch.typ;
24	vm->vback_porch = dt->vback_porch.typ;
25	vm->vsync_len = dt->vsync_len.typ;
26
27	vm->flags = dt->flags;
28}
29EXPORT_SYMBOL_GPL(videomode_from_timing);
30
31int videomode_from_timings(const struct display_timings *disp,
32			  struct videomode *vm, unsigned int index)
33{
34	struct display_timing *dt;
35
36	dt = display_timings_get(disp, index);
37	if (!dt)
38		return -EINVAL;
39
40	videomode_from_timing(dt, vm);
41
42	return 0;
43}
44EXPORT_SYMBOL_GPL(videomode_from_timings);

 
 1/*
 2 * generic display timing functions
 3 *
 4 * Copyright (c) 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>, Pengutronix
 5 *
 6 * This file is released under the GPLv2
 7 */
 8
 9#include <linux/errno.h>
10#include <linux/export.h>
11#include <video/display_timing.h>
12#include <video/videomode.h>
13
14void videomode_from_timing(const struct display_timing *dt,
15			  struct videomode *vm)
16{
17	vm->pixelclock = dt->pixelclock.typ;
18	vm->hactive = dt->hactive.typ;
19	vm->hfront_porch = dt->hfront_porch.typ;
20	vm->hback_porch = dt->hback_porch.typ;
21	vm->hsync_len = dt->hsync_len.typ;
22
23	vm->vactive = dt->vactive.typ;
24	vm->vfront_porch = dt->vfront_porch.typ;
25	vm->vback_porch = dt->vback_porch.typ;
26	vm->vsync_len = dt->vsync_len.typ;
27
28	vm->flags = dt->flags;
29}
30EXPORT_SYMBOL_GPL(videomode_from_timing);
31
32int videomode_from_timings(const struct display_timings *disp,
33			  struct videomode *vm, unsigned int index)
34{
35	struct display_timing *dt;
36
37	dt = display_timings_get(disp, index);
38	if (!dt)
39		return -EINVAL;
40
41	videomode_from_timing(dt, vm);
42
43	return 0;
44}
45EXPORT_SYMBOL_GPL(videomode_from_timings);