MCI_REGISTER_DATA_BYTE0  238 drivers/media/pci/cx23885/cx23885-417.c #define  MCI_REGISTER_DATA_BYTE0        0x800
MCI_REGISTER_DATA_BYTE0   47 drivers/media/usb/cx231xx/cx231xx-417.c #define  MCI_REGISTER_DATA_BYTE0        0x40