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author | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:21:52 +0800 |
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committer | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:48:38 +0800 |
commit | ae51f41d14f548d494ac41e0d21137c5a4c3f59c (patch) | |
tree | 6ddb9d1aaa7bd5bad5bbf8497edc2e08ff208d79 /include/panel.h | |
download | uext4-ae51f41d14f548d494ac41e0d21137c5a4c3f59c.tar.xz |
import the U-Boot code and make it compile
Diffstat (limited to 'include/panel.h')
-rw-r--r-- | include/panel.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/include/panel.h b/include/panel.h new file mode 100644 index 0000000..cd596d4 --- /dev/null +++ b/include/panel.h @@ -0,0 +1,68 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2016 Google, Inc + * Written by Simon Glass <sjg@chromium.org> + */ + +#ifndef _PANEL_H +#define _PANEL_H + +struct panel_ops { + /** + * enable_backlight() - Enable the panel backlight + * + * @dev: Panel device containing the backlight to enable + * @return 0 if OK, -ve on error + */ + int (*enable_backlight)(struct udevice *dev); + + /** + * set_backlight - Set panel backlight brightness + * + * @dev: Panel device containing the backlight to update + * @percent: Brightness value (0 to 100, or BACKLIGHT_... value) + * @return 0 if OK, -ve on error + */ + int (*set_backlight)(struct udevice *dev, int percent); + + /** + * get_timings() - Get display timings from panel. + * + * @dev: Panel device containing the display timings + * @tim: Place to put timings + * @return 0 if OK, -ve on error + */ + int (*get_display_timing)(struct udevice *dev, + struct display_timing *timing); +}; + +#define panel_get_ops(dev) ((struct panel_ops *)(dev)->driver->ops) + +/** + * panel_enable_backlight() - Enable/disable the panel backlight + * + * @dev: Panel device containing the backlight to enable + * @enable: true to enable the backlight, false to dis + * @return 0 if OK, -ve on error + */ +int panel_enable_backlight(struct udevice *dev); + +/** + * panel_set_backlight - Set brightness for the panel backlight + * + * @dev: Panel device containing the backlight to update + * @percent: Brightness value (0 to 100, or BACKLIGHT_... value) + * @return 0 if OK, -ve on error + */ +int panel_set_backlight(struct udevice *dev, int percent); + +/** + * panel_get_display_timing() - Get display timings from panel. + * + * @dev: Panel device containing the display timings + * @return 0 if OK, -ve on error + */ +int panel_get_display_timing(struct udevice *dev, + struct display_timing *timing); + +#endif |