Symbol: EM28XX_R20_YGAIN
drivers/media/usb/em28xx/em28xx-video.c
1347
ret = em28xx_write_reg(dev, EM28XX_R20_YGAIN, ctrl->val);
drivers/media/usb/em28xx/em28xx-video.c
186
em28xx_write_reg(dev, EM28XX_R20_YGAIN, CONTRAST_DEFAULT);