Subject: Re: [RFC v3 00/10] KVM PCIe/MSI passthrough on ARM/ARM64 and IOVA
 reserved regions
To: shankerd@codeaurora.org, Will Deacon <will.deacon@arm.com>
References: <1479215363-2898-1-git-send-email-eric.auger@redhat.com>
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 <20161130103713.GB2724@arm.com>
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 <165d4f72-ef74-2db8-166a-1f90208315c8@codeaurora.org>
Cc: drjones@redhat.com, jason@lakedaemon.net, kvm@vger.kernel.org,
        marc.zyngier@arm.com, joro@8bytes.org, punit.agrawal@arm.com,
        linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
        diana.craciun@nxp.com, alex.williamson@redhat.com,
        pranav.sawargaonkar@gmail.com, linux-arm-kernel@lists.infradead.org,
        tglx@linutronix.de, robin.murphy@arm.com, christoffer.dall@linaro.org,
        eric.auger.pro@gmail.com
From: Auger Eric <eric.auger@redhat.com>
Message-ID: <0bff7ad0-38f2-e2d0-0d19-3aa40e827244@redhat.com>
Date: Thu, 8 Dec 2016 08:34:55 +0100
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Hi Shanker,

On 07/12/2016 19:52, Shanker Donthineni wrote:
> Hi Eric,
> 
> Is there any reason why you are not supporting SMMUv3 driver? Qualcomm
> hardware doesn't not support SMMUv2 hardware, please add support for
> SMMUv3 in next patch set. I've ported ' RFC,v3,09/10] iommu/arm-smmu:
> Implement reserved region get/put callbacks' to SMMUv3 driver and tested
> device-pass-through feature on Qualcomm server platform without any issue.
> 
> Tested-by: Shanker Donthineni <shankerd@codeaurora.org>
Thanks!

No reason behind not supporting smmuv3 except I don't have any HW to test.

I will add this support in next version.

Thanks

Eric