[PATCH kernel v11 01/34] powerpc/eeh/ioda2: Use device::iommu_group to check IOMMU group

[David Gibson]

On Fri, May 29, 2015 at 06:44:25PM +1000, Alexey Kardashevskiy wrote:
> This relies on the fact that a PCI device always has an IOMMU table
> which may not be the case when we get dynamic DMA windows so
> let's use more reliable check for IOMMU group here.
> 
> As we do not rely on the table presence here, remove the workaround
> from pnv_pci_ioda2_set_bypass(); also remove the @add_to_iommu_group
> parameter from pnv_ioda_setup_bus_dma().
> 
> Signed-off-by: Alexey Kardashevskiy <aik at ozlabs.ru>
> Acked-by: Gavin Shan <gwshan at linux.vnet.ibm.com>

Reviewed-by: David Gibson <david at gibson.dropbear.id.au>

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson
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