+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2016 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _PANEL_H
* @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 the panel backlight
+ * 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