PCI1720_AO_RANGE 55 drivers/staging/comedi/drivers/adv_pci1720.c #define PCI1720_AO_RANGE_MASK(c) PCI1720_AO_RANGE((c), 0x3) PCI1720_AO_RANGE 83 drivers/staging/comedi/drivers/adv_pci1720.c val |= PCI1720_AO_RANGE(chan, range);