linux-kernel - Re: [PATCH] arm64: dts: qcom: x1-dell-thena: remove dp data-lanes

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Message-ID: <b6066559-72f0-4f1d-9134-c93f732fa6dc@linaro.org>
Date: Sat, 27 Sep 2025 09:59:00 +0100
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Val Packett <val@...kett.cool>, Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Laurentiu Tudor <laurentiu.tudor1@...l.com>
Cc: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: x1-dell-thena: remove dp data-lanes

On 27/09/2025 04:22, Val Packett wrote:
> The commit that moved data-lanes into the SoC dtsi (458de5842) got merged
> in parallel with the Thena dtsi (e7733b42) so these lines remained.
> 
> Remove them to enable 4-lane DP on the X1E Dell Inspiron/Latitude.
> 
> Fixes: e7733b42111c ("arm64: dts: qcom: Add support for Dell Inspiron 7441 / Latitude 7455")
> Signed-off-by: Val Packett <val@...kett.cool>
> ---
>   arch/arm64/boot/dts/qcom/x1-dell-thena.dtsi | 2 --
>   1 file changed, 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/x1-dell-thena.dtsi b/arch/arm64/boot/dts/qcom/x1-dell-thena.dtsi
> index d71b67824a99..ef83e87e1b7a 100644
> --- a/arch/arm64/boot/dts/qcom/x1-dell-thena.dtsi
> +++ b/arch/arm64/boot/dts/qcom/x1-dell-thena.dtsi
> @@ -1090,7 +1090,6 @@ &mdss_dp0 {
>   };
>   
>   &mdss_dp0_out {
> -	data-lanes = <0 1>;
>   	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
>   };
>   
> @@ -1099,7 +1098,6 @@ &mdss_dp1 {
>   };
>   
>   &mdss_dp1_out {
> -	data-lanes = <0 1>;
>   	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
>   };
>   

You should include those commits in the style of below

commit df8922afc37aa2111ca79a216653a629146763ad
Author: Jens Axboe <axboe@...nel.dk>
Date:   Thu Sep 18 13:59:15 2025 -0600

     io_uring/msg_ring: kill alloc_cache for io_kiocb allocations

     A recent commit:

     fc582cd26e88 ("io_uring/msg_ring: ensure io_kiocb freeing is 
deferred for RCU")

With that fixed.

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>