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

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Message-ID: <20180925120933.54xd72sv65d63tkl@8bytes.org>
Date:   Tue, 25 Sep 2018 14:09:34 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Vivek Gautam <vivek.gautam@...eaurora.org>
Cc:     andy.gross@...aro.org, will.deacon@....com, robin.murphy@....com,
        bjorn.andersson@...aro.org, iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, david.brown@...aro.org,
        tfiga@...omium.org, swboyd@...omium.org,
        linux-kernel@...r.kernel.org, robdclark@...il.com
Subject: Re: [PATCH v2 0/4] Qcom smmu-500 TLB invalidation errata for sdm845

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.

Regards,

	Joerg