diff options
Diffstat (limited to 'include/backlight.h')
| -rw-r--r-- | include/backlight.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/backlight.h b/include/backlight.h new file mode 100644 index 0000000000..90e1d981e1 --- /dev/null +++ b/include/backlight.h @@ -0,0 +1,31 @@ +/* + * 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 |