69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Copyright (c) 2016 Google, Inc
|
|
* Written by Simon Glass <sjg@chromium.org>
|
|
*/
|
|
|
|
#ifndef _PANEL_H
|
|
#define _PANEL_H
|
|
|
|
struct panel_ops {
|
|
/**
|
|
* enable_backlight() - Enable the panel backlight
|
|
*
|
|
* @dev: Panel device containing the backlight to enable
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int (*enable_backlight)(struct udevice *dev);
|
|
|
|
/**
|
|
* set_backlight - Set panel backlight brightness
|
|
*
|
|
* @dev: Panel device containing the backlight to update
|
|
* @percent: Brightness value (0 to 100, or BACKLIGHT_... value)
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int (*set_backlight)(struct udevice *dev, int percent);
|
|
|
|
/**
|
|
* get_timings() - Get display timings from panel.
|
|
*
|
|
* @dev: Panel device containing the display timings
|
|
* @tim: Place to put timings
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int (*get_display_timing)(struct udevice *dev,
|
|
struct display_timing *timing);
|
|
};
|
|
|
|
#define panel_get_ops(dev) ((struct panel_ops *)(dev)->driver->ops)
|
|
|
|
/**
|
|
* panel_enable_backlight() - Enable/disable the panel backlight
|
|
*
|
|
* @dev: Panel device containing the backlight to enable
|
|
* @enable: true to enable the backlight, false to dis
|
|
* Return: 0 if OK, -ve on error
|
|
*/
|
|
int panel_enable_backlight(struct udevice *dev);
|
|
|
|
/**
|
|
* panel_set_backlight - Set brightness for the panel backlight
|
|
*
|
|
* @dev: Panel device containing the backlight to update
|
|
* @percent: Brightness value (0 to 100, or BACKLIGHT_... value)
|
|
* Return: 0 if OK, -ve on error
|
|
*/
|
|
int panel_set_backlight(struct udevice *dev, int percent);
|
|
|
|
/**
|
|
* panel_get_display_timing() - Get display timings from panel.
|
|
*
|
|
* @dev: Panel device containing the display timings
|
|
* Return: 0 if OK, -ve on error
|
|
*/
|
|
int panel_get_display_timing(struct udevice *dev,
|
|
struct display_timing *timing);
|
|
|
|
#endif
|