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