| Simon Glass | 8f79048 | 2016-01-21 19:44:56 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2016 Google, Inc |
| 3 | * Written by Simon Glass <sjg@chromium.org> |
| 4 | * |
| 5 | * SPDX-License-Identifier: GPL-2.0+ |
| 6 | */ |
| 7 | |
| 8 | #ifndef _BACKLIGHT_H |
| 9 | #define _BACKLIGHT_H |
| 10 | |
| 11 | struct backlight_ops { |
| 12 | /** |
| 13 | * enable() - Enable a backlight |
| 14 | * |
| 15 | * @dev: Backlight device to enable |
| 16 | * @return 0 if OK, -ve on error |
| 17 | */ |
| 18 | int (*enable)(struct udevice *dev); |
| 19 | }; |
| 20 | |
| 21 | #define backlight_get_ops(dev) ((struct backlight_ops *)(dev)->driver->ops) |
| 22 | |
| 23 | /** |
| 24 | * backlight_enable() - Enable a backlight |
| 25 | * |
| 26 | * @dev: Backlight device to enable |
| 27 | * @return 0 if OK, -ve on error |
| 28 | */ |
| 29 | int backlight_enable(struct udevice *dev); |
| 30 | |
| 31 | #endif |