/*
   * Copyright (c) 2016 Google, Inc
   * Written by Simon Glass <sjg@chromium.org>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #ifndef _BACKLIGHT_H
  #define _BACKLIGHT_H
  
  struct backlight_ops {
  	/**
  	 * enable() - Enable a backlight
  	 *
  	 * @dev:	Backlight device to enable
  	 * @return 0 if OK, -ve on error
  	 */
  	int (*enable)(struct udevice *dev);
  };
  
  #define backlight_get_ops(dev)	((struct backlight_ops *)(dev)->driver->ops)
  
  /**
   * backlight_enable() - Enable a backlight
   *
   * @dev:	Backlight device to enable
   * @return 0 if OK, -ve on error
   */
  int backlight_enable(struct udevice *dev);
  
  #endif