From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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>, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Krishna Manikandan <quic_mkrishn@quicinc.com>
Cc: Marijn Suijten <marijn.suijten@somainline.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
Subject: Re: [PATCH v2 1/5] dt-bindings: display/msm: Add reg bus interconnect
Date: Tue, 18 Apr 2023 15:30:39 +0200 [thread overview]
Message-ID: <b781b14a-0bc0-3e3a-e803-a54f24cd58d3@linaro.org> (raw)
In-Reply-To: <20230417-topic-dpu_regbus-v2-1-91a66d04898e@linaro.org>
On 18/04/2023 14:10, Konrad Dybcio wrote:
> Apart from the already handled data bus (MAS_MDP_Pn<->DDR), there's
> another path that needs to be handled to ensure MDSS functions properly,
> namely the "reg bus", a.k.a the CPU-MDSS interconnect.
>
> Gating that path may have a variety of effects.. from none to otherwise
> inexplicable DSI timeouts..
>
> Describe it in bindings to allow for use in device trees.
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards,
Krzysztof
next prev parent reply other threads:[~2023-04-18 13:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-18 12:10 [PATCH v2 0/5] MDSS reg bus interconnect Konrad Dybcio
2023-04-18 12:10 ` [PATCH v2 1/5] dt-bindings: display/msm: Add " Konrad Dybcio
2023-04-18 13:30 ` Krzysztof Kozlowski [this message]
2023-04-18 12:10 ` [PATCH v2 2/5] drm/msm/dpu1: Rename path references to mdp_path Konrad Dybcio
2023-04-20 0:31 ` Dmitry Baryshkov
2023-04-18 12:10 ` [PATCH v2 3/5] drm/msm/mdss: " Konrad Dybcio
2023-04-20 0:32 ` Dmitry Baryshkov
2023-04-18 12:10 ` [PATCH v2 4/5] drm/msm/mdss: Handle the reg bus ICC path Konrad Dybcio
2023-04-24 14:11 ` Georgi Djakov
2023-04-18 12:11 ` [PATCH v2 5/5] drm/msm/dpu1: " Konrad Dybcio
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