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AMD IOMMU: use coherent_dma_mask in alloc_coherent
authorJoerg Roedel <joerg.roedel@amd.com>
Thu, 18 Sep 2008 13:54:23 +0000 (15:54 +0200)
committerIngo Molnar <mingo@elte.hu>
Fri, 19 Sep 2008 10:59:34 +0000 (12:59 +0200)
The alloc_coherent implementation for AMD IOMMU currently uses
*dev->dma_mask per default. This patch changes it to prefer
dev->coherent_dma_mask if it is set.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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