linux_dsm_epyc7002/arch/arm64/include
Alexander Graf 1a9a0536d8 arm64: Allow for different DMA and CPU bus offsets
On arm64, all SoCs we supported so far either have an IOMMU or have bus
addresses equal to CPU addresses.

However, with the Raspberry Pi 3 coming up, this is no longer true. To
allow DMA to work with an AArch64 kernel on those devices, let's allow
devices to have DMA offsets again.

Signed-off-by: Alexander Graf <agraf@suse.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
2016-06-06 13:48:54 -07:00
..
asm arm64: Allow for different DMA and CPU bus offsets 2016-06-06 13:48:54 -07:00
uapi/asm asm-generic: Drop renameat syscall from default list 2016-05-05 00:42:21 +02:00