/* sunxi_lcd_backlight_disable - disable the backlight of panel. @screen_id: The index of screen.  */
void sunxi_lcd_backlight_disable(u32 screen_id)
/* sunxi_lcd_backlight_disable - disable the backlight of panel. @screen_id: The index of screen.  */
void sunxi_lcd_backlight_disable(u32 screen_id)
{
    if (g_lcd_drv.src_ops.sunxi_lcd_backlight_disable)
        g_lcd_drv.src_ops.sunxi_lcd_backlight_disable(screen_id);
}