linux-kernel - Re: [PATCH v2] firmware: SDEI: Allow sdei initialization without ACPI_APEI

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Message-Id: <174670772284.646111.7927928404698891686.b4-ty@kernel.org>
Date: Thu,  8 May 2025 14:02:35 +0100
From: Will Deacon <will@...nel.org>
To: rafael@...nel.org,
	lenb@...nel.org,
	james.morse@....com,
	tony.luck@...el.com,
	bp@...en8.de,
	Huang Yiwei <quic_hyiwei@...cinc.com>
Cc: catalin.marinas@....com,
	kernel-team@...roid.com,
	Will Deacon <will@...nel.org>,
	xueshuai@...ux.alibaba.com,
	quic_aiquny@...cinc.com,
	quic_satyap@...cinc.com,
	linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	kernel@...cinc.com,
	kernel@....qualcomm.com
Subject: Re: [PATCH v2] firmware: SDEI: Allow sdei initialization without ACPI_APEI_GHES

On Wed, 07 May 2025 12:57:57 +0800, Huang Yiwei wrote:
> SDEI usually initialize with the ACPI table, but on platforms where
> ACPI is not used, the SDEI feature can still be used to handle
> specific firmware calls or other customized purposes. Therefore, it
> is not necessary for ARM_SDE_INTERFACE to depend on ACPI_APEI_GHES.
> 
> In commit dc4e8c07e9e2 ("ACPI: APEI: explicit init of HEST and GHES
> in acpi_init()"), to make APEI ready earlier, sdei_init was moved
> into acpi_ghes_init instead of being a standalone initcall, adding
> ACPI_APEI_GHES dependency to ARM_SDE_INTERFACE. This restricts the
> flexibility and usability of SDEI.
> 
> [...]

Applied to arm64 (for-next/acpi), thanks!

[1/1] firmware: SDEI: Allow sdei initialization without ACPI_APEI_GHES
      https://git.kernel.org/arm64/c/59529bbe642d

Cheers,
-- 
Will

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