linux-kernel - Re: [PATCH v2 2/6] arm64: dts: qcom: msm8998: Add missing power domain to MMSS SMMU

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Message-ID: <6f3a6d37-aa92-6e86-bf26-350fdb482c6f@quicinc.com>
Date:   Wed, 9 Aug 2023 12:25:58 -0600
From:   Jeffrey Hugo <quic_jhugo@...cinc.com>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Jeffrey Hugo <jeffrey.l.hugo@...il.com>,
        Imran Khan <kimran@...eaurora.org>,
        "Rajendra Nayak" <quic_rjendra@...cinc.com>,
        Joonwoo Park <joonwoop@...eaurora.org>,
        Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        "Joerg Roedel" <joro@...tes.org>
CC:     Marijn Suijten <marijn.suijten@...ainline.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Jami Kettunen <jami.kettunen@...ainline.org>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <iommu@...ts.linux.dev>
Subject: Re: [PATCH v2 2/6] arm64: dts: qcom: msm8998: Add missing power
 domain to MMSS SMMU

On 8/8/2023 3:44 AM, Konrad Dybcio wrote:
> The MMSS SMMU has its own power domain. Attach it so that we can drop
> the "keep it always-on" hack.
> 
> Fixes: 05ce21b54423 ("arm64: dts: qcom: msm8998: Configure the multimedia subsystem iommu")
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Reviewed-by: Jeffrey Hugo <quic_jhugo@...cinc.com>