linux-kernel - Re: [PATCH v2 2/3] clk: qcom: mmcc-sdm660: Add missing MDSS reset

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Message-ID: <iqljxclxt63ncwllj4n34inffb2bn7qidlj3tlupfeqo3ltbob@mfaf6nbtvevr>
Date: Sun, 16 Nov 2025 13:38:48 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Alexey Minnekhanov <alexeymin@...tmarketos.org>
Cc: Bjorn Andersson <andersson@...nel.org>, Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht
Subject: Re: [PATCH v2 2/3] clk: qcom: mmcc-sdm660: Add missing MDSS reset

On Sun, Nov 16, 2025 at 04:12:34AM +0300, Alexey Minnekhanov wrote:
> Add offset for display subsystem reset in multimedia clock controller
> block, which is necessary to reset display when there is some
> configuration in display controller left by previous stock (Android)
> bootloader to provide continuous splash functionaluty.
> 
> Before 6.17 power domains were turned off for long enough to clear
> registers, now this is not the case and a proper reset is needed to
> have functioning display.
> 
> Fixes: 0e789b491ba0 ("pmdomain: core: Leave powered-on genpds on until sync_state")
> Cc: <stable@...r.kernel.org> # 6.17
> Signed-off-by: Alexey Minnekhanov <alexeymin@...tmarketos.org>
> ---
>  drivers/clk/qcom/mmcc-sdm660.c | 1 +
>  1 file changed, 1 insertion(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>


-- 
With best wishes
Dmitry