fb_bl_default_curve
fb_bl_default_curve(fbdev->info, 0, MIN_BRIGHTNESS, MAX_BRIGHTNESS);
fb_bl_default_curve(info, 0,
fb_bl_default_curve(info, 0,
fb_bl_default_curve(rinfo->info, 0,
EXPORT_SYMBOL_GPL(fb_bl_default_curve);
fb_bl_default_curve(info, 0,
fb_bl_default_curve(info, 0,
extern void fb_bl_default_curve(struct fb_info *fb_info, u8 off, u8 min, u8 max);