/* 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