BRIGHTNESS_DEFAULT  197 drivers/media/usb/em28xx/em28xx-video.c 	em28xx_write_reg(dev, EM28XX_R21_YOFFSET, BRIGHTNESS_DEFAULT);
BRIGHTNESS_DEFAULT 2733 drivers/media/usb/em28xx/em28xx-video.c 				  -0x80, 0x7f, 1, BRIGHTNESS_DEFAULT);