DAS08_CONTROL_MUX_MASK 51 drivers/staging/comedi/drivers/das08.c #define DAS08_CONTROL_MUX(x) ((x) & DAS08_CONTROL_MUX_MASK) /* mux channel */ DAS08_CONTROL_MUX_MASK 190 drivers/staging/comedi/drivers/das08.c devpriv->do_mux_bits &= ~DAS08_CONTROL_MUX_MASK;