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)
commitde7ee503f279c1b454941802972bb9467e3e5749
tree0cd6e810e848dfdc10e3107c0965de374efa656a
parent2f91fc331ad495a3e602f3d0e7fd6211b1d91204
arm64: introduce is_device_dma_coherent

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>
arch/arm64/include/asm/device.h
arch/arm64/include/asm/dma-mapping.h