/* dev_mmio - Get the MMIO address of PDC2027x extended registers @ap: Port @adev: device @offset: offset from mmio base  */
static void __iomem* dev_mmio(struct ata_port *ap, struct ata_device *adev, unsigned int offset)
/* dev_mmio - Get the MMIO address of PDC2027x extended registers @ap: Port @adev: device @offset: offset from mmio base  */
static void __iomem* dev_mmio(struct ata_port *ap, struct ata_device *adev, unsigned int offset)
{
	u8 adj = (adev->devno) ? 0x08 : 0x00;
	return port_mmio(ap, offset) + adj;
}