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Message-ID: <79916a3e-70c2-4eaa-b4eb-9375c859f53e@linaro.org>
Date:   Tue, 28 Nov 2023 09:23:43 +0100
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Subject: Re: [PATCH v2 02/12] dt-bindings: display: msm: Add reg bus and
 rotator interconnects
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To:     Konrad Dybcio <konrad.dybcio@linaro.org>,
        Rob Clark <robdclark@gmail.com>,
        Abhinav Kumar <quic_abhinavk@quicinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Sean Paul <sean@poorly.run>, David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
        Maxime Ripard <mripard@kernel.org>,
        Thomas Zimmermann <tzimmermann@suse.de>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Loic Poulain <loic.poulain@linaro.org>,
        Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Georgi Djakov <djakov@kernel.org>,
        Will Deacon <will@kernel.org>,
        Robin Murphy <robin.murphy@arm.com>,
        Joerg Roedel <joro@8bytes.org>,
        Krishna Manikandan <quic_mkrishn@quicinc.com>,
        Robert Marko <robimarko@gmail.com>,
        Das Srinagesh <quic_gurus@quicinc.com>,
        cros-qcom-dts-watchers@chromium.org
Cc:     Marijn Suijten <marijn.suijten@somainline.org>,
        Rob Herring <robh@kernel.org>, linux-arm-msm@vger.kernel.org,
        dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        iommu@lists.linux.dev
References: <20231125-topic-rb1_feat-v2-0-979b28f35e4a@linaro.org>
 <20231125-topic-rb1_feat-v2-2-979b28f35e4a@linaro.org>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <20231125-topic-rb1_feat-v2-2-979b28f35e4a@linaro.org>
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Precedence: bulk

On 27/11/2023 16:28, Konrad Dybcio wrote:
> Apart from the already handled data bus (MAS_MDP_Pn<->DDR), there are
> other connection paths:
> - a path that connects rotator block to the DDR.
> - a path that needs to be handled to ensure MDSS register access
>   functions properly, namely the "reg bus", a.k.a the CPU-MDSS CFG
>   interconnect.
> 
> Describe these paths to allow using them in device trees and in the
> driver.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> [Konrad: rework for one vs two MDP paths, update examples]
> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> ---

Thanks, looks good.


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Best regards,
Krzysztof