CHROMA_CTRL       111 drivers/media/pci/cx23885/cx23885-reg.h #define CHROMA_CTRL		0x00000420
CHROMA_CTRL       108 drivers/media/pci/cx25821/cx25821-medusa-reg.h #define	CHROMA_CTRL				0x1018
CHROMA_CTRL       397 drivers/media/usb/cx231xx/cx231xx-reg.h #define      CHROMA_CTRL              0x420