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s390: use the correct count for __iowrite64_copy()
[ Upstream commit723a2cc8d6
] The signature for __iowrite64_copy() requires the number of 64 bit quantities, not bytes. Multiple by 8 to get to a byte length before invoking zpci_memcpy_toio() Fixes:87bc359b98
("s390/pci: speed up __iowrite64_copy by using pci store block insn") Acked-by: Niklas Schnelle <schnelle@linux.ibm.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/0-v1-9223d11a7662+1d7785-s390_iowrite64_jgg@nvidia.com Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -252,7 +252,7 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res,
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/* combine single writes by using store-block insn */
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void __iowrite64_copy(void __iomem *to, const void *from, size_t count)
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{
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zpci_memcpy_toio(to, from, count);
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zpci_memcpy_toio(to, from, count * 8);
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}
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void __iomem *ioremap_prot(phys_addr_t phys_addr, size_t size,
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