iommu: iommu_alloc_resv_region

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Introduce a new helper serving the purpose to allocate a reserved
region. This will be used in iommu driver implementing reserved
region callbacks.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Tomasz Nowicki <tomasz.nowicki@caviumnetworks.com>
Tested-by: Tomasz Nowicki <tomasz.nowicki@caviumnetworks.com>
Tested-by: Bharat Bhushan <bharat.bhushan@nxp.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

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Eric Auger 2017-01-19 20:57:49 +00:00 • committed by Will Deacon

parent d30ddcaa7b

commit 2b20cbba33

2 changed files with 20 additions and 0 deletions

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18

drivers/iommu/iommu.c

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2

include/linux/iommu.h

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