[PATCH 12/34] powerpc/cell: move dma direct window setup out of dma_configure

[Christoph Hellwig]

On Sat, Dec 15, 2018 at 12:29:11AM +1100, Michael Ellerman wrote:
> I think the problem is that we don't want to set iommu_bypass_supported
> unless cell_iommu_fixed_mapping_init() succeeds.
> 
> Yep. This makes it work for me on cell on top of your v5.

Thanks, this looks good.  I've folded it with the slight change of moving
the iommu_bypass_supported setup into cell_iommu_fixed_mapping_init.