linux-kernel - Re: [PATCH v9 01/30] arm64/sysreg: Update SMIDR

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Message-ID: <CA+EHjTwsX9+3XZBZo8PHvaP24fVxBKSdg_raJGL46nX5hE-4rA@mail.gmail.com>
Date: Wed, 7 Jan 2026 19:24:52 +0000
From: Fuad Tabba <tabba@...gle.com>
To: Mark Brown <broonie@...nel.org>
Cc: Marc Zyngier <maz@...nel.org>, Joey Gouly <joey.gouly@....com>, 
	Catalin Marinas <catalin.marinas@....com>, Suzuki K Poulose <suzuki.poulose@....com>, 
	Will Deacon <will@...nel.org>, Paolo Bonzini <pbonzini@...hat.com>, Jonathan Corbet <corbet@....net>, 
	Shuah Khan <shuah@...nel.org>, Oliver Upton <oupton@...nel.org>, Dave Martin <Dave.Martin@....com>, 
	Mark Rutland <mark.rutland@....com>, Ben Horgan <ben.horgan@....com>, 
	linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.linux.dev, 
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org, linux-doc@...r.kernel.org, 
	linux-kselftest@...r.kernel.org, Peter Maydell <peter.maydell@...aro.org>, 
	Eric Auger <eric.auger@...hat.com>
Subject: Re: [PATCH v9 01/30] arm64/sysreg: Update SMIDR_EL1 to DDI0601 2025-06

On Tue, 23 Dec 2025 at 01:21, Mark Brown <broonie@...nel.org> wrote:
>
> Update the definiton of SMIDR_EL1 in the sysreg definition to reflect the

nit: definiton->definition

> information in DD0601 2025-06. This includes somewhat more generic ways of
> describing the sharing of SMCUs, more information on supported priorities
> and provides additional resolution for describing affinity groups.
>
> Signed-off-by: Mark Brown <broonie@...nel.org>

It matches the spec.

Reviewed-by: Fuad Tabba <tabba@...gle.com>

Cheers,
/fuad



> ---
>  arch/arm64/tools/sysreg | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> index 8921b51866d6..6bf143bfe57c 100644
> --- a/arch/arm64/tools/sysreg
> +++ b/arch/arm64/tools/sysreg
> @@ -3660,11 +3660,15 @@ Field   3:0     BS
>  EndSysreg
>
>  Sysreg SMIDR_EL1       3       1       0       0       6
> -Res0   63:32
> +Res0   63:60
> +Field  59:56   NSMC
> +Field  55:52   HIP
> +Field  51:32   AFFINITY2
>  Field  31:24   IMPLEMENTER
>  Field  23:16   REVISION
>  Field  15      SMPS
> -Res0   14:12
> +Field  14:13   SH
> +Res0   12
>  Field  11:0    AFFINITY
>  EndSysreg
>
>
> --
> 2.47.3
>