linux-kernel - Re: [PATCH v5 0/3] iommu/arm-smmu-qcom: Support maintaining bootloader mappings

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Date:   Thu, 29 Oct 2020 18:34:18 +0000
From:   Will Deacon <will@...nel.org>
To:     Thierry Reding <treding@...dia.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Joerg Roedel <joro@...tes.org>,
        Jordan Crouse <jcrouse@...eaurora.org>,
        Robin Murphy <robin.murphy@....com>,
        Rob Clark <robdclark@...omium.org>,
        Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
Cc:     catalin.marinas@....com, kernel-team@...roid.com,
        Will Deacon <will@...nel.org>, linux-arm-msm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 0/3] iommu/arm-smmu-qcom: Support maintaining bootloader mappings

On Mon, 19 Oct 2020 11:23:20 -0700, Bjorn Andersson wrote:
> This is the revised fourth attempt of inheriting the stream mapping for
> the framebuffer on many Qualcomm platforms, in order to not hit
> catastrophic faults during arm-smmu initialization.
> 
> The new approach does, based on Robin's suggestion, take a much more
> direct approach with the allocation of a context bank for bypass
> emulation and use of this context bank pretty much isolated to the
> Qualcomm specific implementation.
> 
> [...]

Applied to will (for-joerg/arm-smmu/updates), thanks!

[1/3] iommu/arm-smmu: Allow implementation specific write_s2cr
      https://git.kernel.org/will/c/56b75b51ed6d
[2/3] iommu/arm-smmu-qcom: Read back stream mappings
      https://git.kernel.org/will/c/07a7f2caaa5a
[3/3] iommu/arm-smmu-qcom: Implement S2CR quirk
      https://git.kernel.org/will/c/f9081b8ff593

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev