summaryrefslogtreecommitdiffstats
path: root/arch/arm64/include/asm/device.h
diff options
context:
space:
mode:
authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2014-11-20 10:41:35 +0000
committerDavid Vrabel <david.vrabel@citrix.com>2014-12-04 12:41:49 +0000
commitde7ee503f279c1b454941802972bb9467e3e5749 (patch)
tree0cd6e810e848dfdc10e3107c0965de374efa656a /arch/arm64/include/asm/device.h
parent2f91fc331ad495a3e602f3d0e7fd6211b1d91204 (diff)
downloadop-kernel-dev-de7ee503f279c1b454941802972bb9467e3e5749.zip
op-kernel-dev-de7ee503f279c1b454941802972bb9467e3e5749.tar.gz
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>
Diffstat (limited to 'arch/arm64/include/asm/device.h')
-rw-r--r--arch/arm64/include/asm/device.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/device.h b/arch/arm64/include/asm/device.h
index cf98b36..243ef25 100644
--- a/arch/arm64/include/asm/device.h
+++ b/arch/arm64/include/asm/device.h
@@ -21,6 +21,7 @@ struct dev_archdata {
#ifdef CONFIG_IOMMU_API
void *iommu; /* private IOMMU data */
#endif
+ bool dma_coherent;
};
struct pdev_archdata {
OpenPOWER on IntegriCloud