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Message-ID: <2b532215-e530-4b9e-900a-e67c70d5e19e@packett.cool> Date: Tue, 20 Jan 2026 08:43:42 -0300 From: Val Packett <val@...kett.cool> To: Konrad Dybcio <konradybcio@...nel.org>, Bjorn Andersson <andersson@...nel.org>, Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Taniya Das <quic_tdas@...cinc.com>, cros-qcom-dts-watchers@...omium.org, Kalyan Thota <quic_kalyant@...cinc.com>, Douglas Anderson <dianders@...omium.org>, Harigovindan P <harigovi@...eaurora.org> Cc: linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, Konrad Dybcio <konrad.dybcio@....qualcomm.com> Subject: Re: [PATCH 0/3] SC7180 MDSS core reset On 1/20/26 8:19 AM, Konrad Dybcio wrote: > Add the missing reset for the display subsystem and wire it up, so that > drivers can consume it. > > Compile-tested only. > > Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com> > --- Thanks! Tested-by: Val Packett <val@...kett.cool> # sc7180-ecs-liva-qc710 Might be worth noting in the commit message that the real world issue this solves is that after probing the driver, the DPU would keep trying to access the physical address that belonged to the EFI framebuffer, causing constant IOMMU faults and visual glitches on the display output. ~val P.S. what a coincidence that just a week ago this was discussed for sdm845 https://lore.kernel.org/all/bfe55d1b-1b45-4187-84fe-9475cb90b00a@linaro.org/
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