diff options
Diffstat (limited to 'drivers/video/panel-uclass.c')
-rw-r--r-- | drivers/video/panel-uclass.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/video/panel-uclass.c b/drivers/video/panel-uclass.c new file mode 100644 index 00000000000..52a3466dc8c --- /dev/null +++ b/drivers/video/panel-uclass.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2016 Google, Inc + * Written by Simon Glass <sjg@chromium.org> + */ + +#define LOG_CATEGORY UCLASS_PANEL + +#include <dm.h> +#include <panel.h> + +int panel_enable_backlight(struct udevice *dev) +{ + struct panel_ops *ops = panel_get_ops(dev); + + if (!ops->enable_backlight) + return -ENOSYS; + + return ops->enable_backlight(dev); +} + +/** + * panel_set_backlight - Set brightness for the panel backlight + * + * @dev: Panel device containing the backlight to update + * @percent: Brightness value (0=off, 1=min brightness, + * 100=full brightness) + * Return: 0 if OK, -ve on error + */ +int panel_set_backlight(struct udevice *dev, int percent) +{ + struct panel_ops *ops = panel_get_ops(dev); + + if (!ops->set_backlight) + return -ENOSYS; + + return ops->set_backlight(dev, percent); +} + +int panel_get_display_timing(struct udevice *dev, + struct display_timing *timings) +{ + struct panel_ops *ops = panel_get_ops(dev); + + if (!ops->get_display_timing) + return -ENOSYS; + + return ops->get_display_timing(dev, timings); +} + +UCLASS_DRIVER(panel) = { + .id = UCLASS_PANEL, + .name = "panel", +}; |