iommu/dma: Clean up MSI IOVA allocation

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Now that allocation is suitably abstracted, our private alloc/free
helpers can drive the trivial MSI cookie allocator directly as well,
which lets us clean up its exposed guts from iommu_dma_map_msi_msg() and
simplify things quite a bit.

Reviewed-by: Nate Watterson <nwatters@codeaurora.org>
Tested-by: Nate Watterson <nwatters@codeaurora.org>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Robin Murphy 2017-03-31 15:46:06 +01:00 • committed by Joerg Roedel

parent 842fe519f6

commit a44e665758

1 changed files with 25 additions and 33 deletions

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drivers/iommu/dma-iommu.c

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