I8254_CTRL_READBACK   48 drivers/staging/comedi/drivers/comedi_8254.h #define I8254_CTRL_READBACK_COUNT	I8254_CTRL_READBACK(4)
I8254_CTRL_READBACK   49 drivers/staging/comedi/drivers/comedi_8254.h #define I8254_CTRL_READBACK_STATUS	I8254_CTRL_READBACK(5)