powerpc/cell: Fix cell iommu after it_page_shift changes
authorMichael Ellerman <mpe@ellerman.id.au>
Fri, 3 Apr 2015 03:11:54 +0000 (14:11 +1100)
committerMichael Ellerman <mpe@ellerman.id.au>
Fri, 10 Apr 2015 10:02:49 +0000 (20:02 +1000)
commit7261b956b276aa97fbf60d00f1d7717d2ea6ee78
tree8ca3698597818083b5e31ed05b7387e4ef9f8242
parentb0dd00addc5035f87ec9c5820dacc1ebc7fcb3e6
powerpc/cell: Fix cell iommu after it_page_shift changes

The patch to add it_page_shift incorrectly changed the increment of
uaddr to use it_page_shift, rather then (1 << it_page_shift).

This broke booting on at least some Cell blades, as the iommu was
basically non-functional.

Fixes: 3a553170d35d ("powerpc/iommu: Add it_page_shift field to determine iommu page size")
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/platforms/cell/iommu.c