R444_RGBX         177 drivers/media/i2c/ov7670.c #define   R444_RGBX	  0x01	  /* Empty nibble at end */
R444_RGBX         201 drivers/media/usb/stkwebcam/stk-sensor.c #define   R444_RGBX	  0x01	  /* Empty nibble at end */