Re: [PATCH v3 3/6] drm/msm/adreno: Add module param to disable ACD

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To: Akhil P Oommen <quic_akhilpo@xxxxxxxxxxx>, Rob Clark <robdclark@xxxxxxxxx>, Sean Paul <sean@xxxxxxxxxx>, Konrad Dybcio <konradybcio@xxxxxxxxxx>, Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>, Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>, Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>, David Airlie <airlied@xxxxxxxxx>, Simona Vetter <simona@xxxxxxxx>, Viresh Kumar <vireshk@xxxxxxxxxx>, Nishanth Menon <nm@xxxxxx>, Stephen Boyd <sboyd@xxxxxxxxxx>, Rob Herring <robh@xxxxxxxxxx>, Krzysztof Kozlowski <krzk+dt@xxxxxxxxxx>, Conor Dooley <conor+dt@xxxxxxxxxx>, Bjorn Andersson <andersson@xxxxxxxxxx>
Subject: Re: [PATCH v3 3/6] drm/msm/adreno: Add module param to disable ACD
From: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Date: Tue, 31 Dec 2024 11:32:48 +0100
Cc: linux-arm-msm@xxxxxxxxxxxxxxx, dri-devel@xxxxxxxxxxxxxxxxxxxxx, freedreno@xxxxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-pm@xxxxxxxxxxxxxxx, devicetree@xxxxxxxxxxxxxxx
In-reply-to: <20241231-gpu-acd-v3-3-3ba73660e9ca@quicinc.com>
References: <20241231-gpu-acd-v3-0-3ba73660e9ca@quicinc.com> <20241231-gpu-acd-v3-3-3ba73660e9ca@quicinc.com>
User-agent: Mozilla Thunderbird

On 30.12.2024 10:11 PM, Akhil P Oommen wrote:
> Add a module param to disable ACD which will help to quickly rule it
> out for any GPU issues.
> 
> Signed-off-by: Akhil P Oommen <quic_akhilpo@xxxxxxxxxxx>
> ---

Is that something useful during internal development, or do we
see ACD causing issues in the wild?

If the latter, would that be caused by e.g. outdated firmware?

Konrad

Follow-Ups:
- Re: [PATCH v3 3/6] drm/msm/adreno: Add module param to disable ACD
  - From: Akhil P Oommen

References:
- [PATCH v3 0/6] Support for GPU ACD feature on Adreno X1-85
  - From: Akhil P Oommen
- [PATCH v3 3/6] drm/msm/adreno: Add module param to disable ACD
  - From: Akhil P Oommen

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