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

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Message-ID: <3f33a94e-3fb2-4df2-91f5-59a92f5094f0@oss.qualcomm.com>
Date: Tue, 31 Dec 2024 11:32:48 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Akhil P Oommen <quic_akhilpo@...cinc.com>,
        Rob Clark
 <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
        Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v3 3/6] drm/msm/adreno: Add module param to disable ACD

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@...cinc.com>
> ---

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If the latter, would that be caused by e.g. outdated firmware?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