35 lines
		
	
	
		
			659 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			659 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // 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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| 
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| #include <common.h>
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| #include <dm.h>
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| #include <backlight.h>
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| 
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| int backlight_enable(struct udevice *dev)
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| {
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| 	const struct backlight_ops *ops = backlight_get_ops(dev);
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| 
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| 	if (!ops->enable)
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| 		return -ENOSYS;
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| 
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| 	return ops->enable(dev);
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| }
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| 
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| int backlight_set_brightness(struct udevice *dev, int percent)
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| {
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| 	const struct backlight_ops *ops = backlight_get_ops(dev);
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| 
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| 	if (!ops->set_brightness)
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| 		return -ENOSYS;
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| 
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| 	return ops->set_brightness(dev, percent);
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| }
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| 
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| UCLASS_DRIVER(backlight) = {
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| 	.id		= UCLASS_PANEL_BACKLIGHT,
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| 	.name		= "backlight",
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| };
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