um: virt-pci: fix uapi documentation

The identifier names in the documentation here didn't match
the real ones, and the reserved was missing. Fix that.
Reported-by: Bjorn Helgaas <helgaas@kernel.org>
Fixes: 68f5d3f3 ("um: add PCI over virtio emulation driver")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Richard Weinberger <richard@nod.at>

include/uapi/linux/virtio_pcidev.h

@@ -9,13 +9,14 @@
 
 /**
  * enum virtio_pcidev_ops - virtual PCI device operations
+ * @VIRTIO_PCIDEV_OP_RESERVED: reserved to catch errors
  * @VIRTIO_PCIDEV_OP_CFG_READ: read config space, size is 1, 2, 4 or 8;
  *	the @data field should be filled in by the device (in little endian).
  * @VIRTIO_PCIDEV_OP_CFG_WRITE: write config space, size is 1, 2, 4 or 8;
  *	the @data field contains the data to write (in little endian).
- * @VIRTIO_PCIDEV_OP_BAR_READ: read BAR mem/pio, size can be variable;
+ * @VIRTIO_PCIDEV_OP_MMIO_READ: read BAR mem/pio, size can be variable;
  *	the @data field should be filled in by the device (in little endian).
- * @VIRTIO_PCIDEV_OP_BAR_WRITE: write BAR mem/pio, size can be variable;
+ * @VIRTIO_PCIDEV_OP_MMIO_WRITE: write BAR mem/pio, size can be variable;
  *	the @data field contains the data to write (in little endian).
  * @VIRTIO_PCIDEV_OP_MMIO_MEMSET: memset MMIO, size is variable but
  *	the @data field only has one byte (unlike @VIRTIO_PCIDEV_OP_MMIO_WRITE)