dev_attr_contrast  261 drivers/media/usb/usbvision/usbvision-video.c 		res = device_create_file(&vdev->dev, &dev_attr_contrast);
dev_attr_contrast  290 drivers/media/usb/usbvision/usbvision-video.c 		device_remove_file(&vdev->dev, &dev_attr_contrast);
dev_attr_contrast  172 drivers/video/backlight/lcd.c 	&dev_attr_contrast.attr,
dev_attr_contrast  180 drivers/video/fbdev/wm8505fb.c 	&dev_attr_contrast.attr,