tree 71b6b99951418f2466c633747af886e438b91dbf
parent dda804ad4023cc202466c46fcfcc163131953838
author Nishanth Aravamudan <nacc@us.ibm.com> 1284537945 +0000
committer Benjamin Herrenschmidt <benh@kernel.crashing.org> 1286947161 +1100

powerpc/dma: Fix dma_iommu_dma_supported compare

The table offset is in entries, each of which imply a dma address of
an IOMMU page.

Also, we should check the device can reach the whole IOMMU table.

Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>