linux-kernel - Re: [PATCH v2 0/4] Qcom smmu-500 TLB invalidation errata for sdm845

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Date:   Wed, 26 Sep 2018 11:53:49 +0530
From:   Vivek Gautam <vivek.gautam@...eaurora.org>
To:     Will Deacon <will.deacon@....com>
Cc:     Joerg Roedel <joro@...tes.org>, swboyd@...omium.org,
        open list <linux-kernel@...r.kernel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        David Brown <david.brown@...aro.org>,
        "list@....net:IOMMU DRIVERS <iommu@...ts.linux-foundation.org>, Joerg
        Roedel <joro@...tes.org>," <iommu@...ts.linux-foundation.org>,
        Andy Gross <andy.gross@...aro.org>,
        Robin Murphy <robin.murphy@....com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 0/4] Qcom smmu-500 TLB invalidation errata for sdm845

On Tue, Sep 25, 2018 at 10:09 PM Will Deacon <will.deacon@....com> wrote:
>
> On Tue, Sep 25, 2018 at 02:09:34PM +0200, Joerg Roedel wrote:
> > On Mon, Sep 10, 2018 at 11:55:47AM +0530, Vivek Gautam wrote:
> > > Vivek Gautam (4):
> > >   firmware: qcom_scm-64: Add atomic version of qcom_scm_call
> > >   firmware/qcom_scm: Add atomic version of io read/write APIs
> > >   firmware/qcom_scm: Add scm call to handle smmu errata
> > >   iommu/arm-smmu: Add support to handle Qcom's TLBI serialization errata
> > >
> > >  drivers/firmware/qcom_scm-32.c |  17 ++++
> > >  drivers/firmware/qcom_scm-64.c | 181 +++++++++++++++++++++++++++++++----------
> > >  drivers/firmware/qcom_scm.c    |  18 ++++
> > >  drivers/firmware/qcom_scm.h    |   9 ++
> > >  drivers/iommu/arm-smmu-regs.h  |   2 +
> > >  drivers/iommu/arm-smmu.c       | 133 +++++++++++++++++++++++++++++-
> > >  include/linux/qcom_scm.h       |   6 ++
> > >  7 files changed, 320 insertions(+), 46 deletions(-)
> >
> > Should this go through the iommu-tree? In that case I need Acked-by's
> > for the firmware code changes.
>
> Yup, and I'd also like Robin's ack on the arm-smmu*.c changes (I see he has
> some comments on the code as it stands).

Thanks Joerg, and Will for taking a look at it. I will answer and
address Robin's comments
for smmu part.

Best regards
Vivek

>
> Will
> _______________________________________________
> iommu mailing list
> iommu@...ts.linux-foundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/iommu

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