luma_delta        626 drivers/media/usb/gspca/etoms.c 	__u8 luma_delta = 20;
luma_delta        647 drivers/media/usb/gspca/etoms.c 	if (luma < luma_mean - luma_delta || luma > luma_mean + luma_delta) {
luma_delta       2575 drivers/media/usb/gspca/sonixj.c 	u8 luma_delta = 20;
luma_delta       2588 drivers/media/usb/gspca/sonixj.c 		gspca_expo_autogain(gspca_dev, delta, luma_mean, luma_delta,
luma_delta       2593 drivers/media/usb/gspca/sonixj.c 	if (delta < luma_mean - luma_delta ||
luma_delta       2594 drivers/media/usb/gspca/sonixj.c 	    delta > luma_mean + luma_delta) {
luma_delta        652 drivers/media/usb/gspca/spca561.c 	__u8 luma_delta = 20;
luma_delta        675 drivers/media/usb/gspca/spca561.c 		if (y < luma_mean - luma_delta ||
luma_delta        676 drivers/media/usb/gspca/spca561.c 		    y > luma_mean + luma_delta) {