linux-kernel - Re: [PATCH v4 0/9] arm64: Support 2024 dpISA extensions

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Message-Id: <173626298431.2741856.11908646584681839796.b4-ty@kernel.org>
Date: Tue,  7 Jan 2025 16:42:38 +0000
From: Will Deacon <will@...nel.org>
To: Catalin Marinas <catalin.marinas@....com>,
	Jonathan Corbet <corbet@....net>,
	Marc Zyngier <maz@...nel.org>,
	Oliver Upton <oliver.upton@...ux.dev>,
	Joey Gouly <joey.gouly@....com>,
	Suzuki K Poulose <suzuki.poulose@....com>,
	Shuah Khan <shuah@...nel.org>,
	Mark Brown <broonie@...nel.org>
Cc: kernel-team@...roid.com,
	Will Deacon <will@...nel.org>,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	linux-doc@...r.kernel.org,
	kvmarm@...ts.linux.dev,
	linux-kselftest@...r.kernel.org
Subject: Re: [PATCH v4 0/9] arm64: Support 2024 dpISA extensions

On Wed, 11 Dec 2024 01:02:45 +0000, Mark Brown wrote:
> The 2024 architecture release includes a number of data processing
> extensions, mostly SVE and SME additions with a few others.  These are
> all very straightforward extensions which add instructions but no
> architectural state so only need hwcaps and exposing of the ID registers
> to KVM guests and userspace.
> 
> 
> [...]

For the sysreg definitions that Marc's fantastic script is happy with,
applied to arm64 (for-next/cpufeature), thanks!

[1/9] arm64/sysreg: Update ID_AA64PFR2_EL1 to DDI0601 2024-09
      https://git.kernel.org/arm64/c/1ad9a56442a0
[2/9] arm64/sysreg: Update ID_AA64ISAR3_EL1 to DDI0601 2024-09
      https://git.kernel.org/arm64/c/054339beae58
[3/9] arm64/sysreg: Update ID_AA64FPFR0_EL1 to DDI0601 2024-09
      https://git.kernel.org/arm64/c/12b5ff517a19
[4/9] arm64/sysreg: Update ID_AA64ZFR0_EL1 to DDI0601 2024-09
      https://git.kernel.org/arm64/c/9a43ee864349

[6/9] arm64/sysreg: Update ID_AA64ISAR2_EL1 to DDI0601 2024-09
      https://git.kernel.org/arm64/c/d66e21d59ed0

The KVM patch needs an Ack from the maintainers and the hwcap change
probably needs checking in light of [1].

Cheers,
-- 
Will

[1] https://lore.kernel.org/r/20250106174020.1793678-1-maz@kernel.org

https://fixes.arm64.dev
https://next.arm64.dev
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