Lines Matching refs:backlight
13 #include <linux/backlight.h>
72 dev_err(dev, "failed to register backlight\n");
77 data->backlight = bdev;
84 struct backlight_device *bdev = data->backlight;
86 data->backlight = NULL;
92 if (!data->backlight)
94 return picolcd_set_brightness(data->backlight);
101 if (!data->backlight)
104 data->backlight->props.power = FB_BLANK_POWERDOWN;
105 picolcd_set_brightness(data->backlight);
106 data->lcd_power = data->backlight->props.power = bl_power;