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arm64: introduce is_device_dma_coherent
authorStefano Stabellini <stefano.stabellini@eu.citrix.com>
Thu, 20 Nov 2014 10:41:35 +0000 (10:41 +0000)
committerDavid Vrabel <david.vrabel@citrix.com>
Thu, 4 Dec 2014 12:41:49 +0000 (12:41 +0000)
Introduce a boolean flag and an accessor function to check whether a
device is dma_coherent. Set the flag from set_arch_dma_coherent_ops.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>

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