diff options
Diffstat (limited to 'drivers/comedi')
-rw-r--r-- | drivers/comedi/drivers/comedi_8255.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/comedi/drivers/comedi_8255.c b/drivers/comedi/drivers/comedi_8255.c index 28fd9d8c95cc..e4974b508328 100644 --- a/drivers/comedi/drivers/comedi_8255.c +++ b/drivers/comedi/drivers/comedi_8255.c @@ -38,6 +38,8 @@ struct subdev_8255_private { unsigned long context); }; +#ifdef CONFIG_HAS_IOPORT + static int subdev_8255_io(struct comedi_device *dev, int dir, int port, int data, unsigned long regbase) { @@ -48,6 +50,8 @@ static int subdev_8255_io(struct comedi_device *dev, return inb(dev->iobase + regbase + port); } +#endif /* CONFIG_HAS_IOPORT */ + static int subdev_8255_mmio(struct comedi_device *dev, int dir, int port, int data, unsigned long regbase) { @@ -169,6 +173,8 @@ static int __subdev_8255_init(struct comedi_device *dev, return 0; } +#ifdef CONFIG_HAS_IOPORT + /** * subdev_8255_io_init - initialize DIO subdevice for driving I/O mapped 8255 * @dev: comedi device owning subdevice @@ -186,6 +192,8 @@ int subdev_8255_io_init(struct comedi_device *dev, struct comedi_subdevice *s, } EXPORT_SYMBOL_GPL(subdev_8255_io_init); +#endif /* CONFIG_HAS_IOPORT */ + /** * subdev_8255_mm_init - initialize DIO subdevice for driving mmio-mapped 8255 * @dev: comedi device owning subdevice |