[PATCH 00/15] iommu: Move domain allocation into drivers

Yingjoe Chen yingjoe.chen at mediatek.com
Fri Mar 20 02:24:18 PDT 2015

On Tue, 2015-01-27 at 00:51 +0100, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel at suse.de>
> Hi,
> here is patch-set to replace the existing domain_init and
> domain_destroy iommu-ops with the new domain_alloc and
> domain_free callbacks
> The new callbacks move the allocation of iommu domains into
> the iommu driver, allowing them to put a generic
> iommu_domain struct into their own domain struct. This makes
> domain handling in the drivers more cache efficient and
> prepares the introduction of default domains in another
> patch-set.

Hi Joerg,

What's the status of this patchset?
While porting MTK IOMMU driver[1], we need to use a global variable
because we need to do dma_alloc_coherent in our domain_init. I think we
can remove that global variable if we base on this series.



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