linux-kernel - Re: [PATCH] arm64: dts: qcom: Correct IRQ number of EL2 non-secure physical timer

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Message-ID: <42e3293d-a7dd-4b39-8e36-45b1f31f8b01@kernel.org>
Date: Wed, 27 Nov 2024 10:37:51 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Cong Zhang <quic_congzhan@...cinc.com>,
 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>
Cc: quic_pkondeti@...cinc.com, quic_aiquny@...cinc.com, kernel@...cinc.com,
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: Correct IRQ number of EL2 non-secure
 physical timer

On 27/11/2024 10:32, Cong Zhang wrote:
> The INTID of EL2 non-secure physical timer is 26. In linux, the IRQ
> number has a fixed 16 offset for PPIs. Therefore, the linux IRQ number
> of EL2 non-secure physical timer should be 10 (26 - 16).
> 
> Signed-off-by: Cong Zhang <quic_congzhan@...cinc.com>
> ---
> The EL2 non-secure physical timer is utilized during kernel bootup in
> EL2 mode with KVM enabled. This patch has been verified on the QCS8300
> platform with KVM enabled. Given that the dependency patch has already
> been reviewed, I am uncertain whether it is preferable to submit this
> fix as a new patch or to combine it with the dependency patch. I would
> appreciate your suggestions on this patch.
> ---
>  arch/arm64/boot/dts/qcom/qcs8300.dtsi | 2 +-
This was not merged. Do not post fixes to things which are still patches
on mailing list.

Best regards,
Krzysztof