s390 doesn't have ioremap_*, so protect the definition of the new
pci_ioremap_bar function with CONFIG_HAS_IOMEM to avoid build breakage.
Acked-by: NArjan van de Ven <arjan@linux.intel.com>
Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: NJesse Barnes <jbarnes@virtuousgeek.org>