linux-kernel - Re: [PATCH v6 00/17] RISC-V: ACPI: Add external interrupt controller support

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Date: Tue, 25 Jun 2024 09:25:23 +0200
From: Thomas Gleixner <tglx@...utronix.de>
To: Sunil V L <sunilvl@...tanamicro.com>,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 linux-riscv@...ts.infradead.org, linux-acpi@...r.kernel.org,
 linux-pci@...r.kernel.org, acpica-devel@...ts.linux.dev
Cc: Catalin Marinas <catalin.marinas@....com>, Will Deacon
 <will@...nel.org>, Paul Walmsley <paul.walmsley@...ive.com>, Palmer
 Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, "Rafael J
 . Wysocki" <rafael@...nel.org>, Len Brown <lenb@...nel.org>, Bjorn Helgaas
 <bhelgaas@...gle.com>, Anup Patel <anup@...infault.org>, Samuel Holland
 <samuel.holland@...ive.com>, Robert Moore <robert.moore@...el.com>, Conor
 Dooley <conor.dooley@...rochip.com>, Andrew Jones
 <ajones@...tanamicro.com>, Andy Shevchenko
 <andriy.shevchenko@...ux.intel.com>, Marc Zyngier <maz@...nel.org>, Atish
 Kumar Patra <atishp@...osinc.com>, Haibo1 Xu <haibo1.xu@...el.com>,
 Björn Töpel <bjorn@...nel.org>, Sunil V L
 <sunilvl@...tanamicro.com>
Subject: Re: [PATCH v6 00/17] RISC-V: ACPI: Add external interrupt
 controller support

On Sat, Jun 01 2024 at 20:33, Sunil V L wrote:
> This series adds support for the below ECR approved by ASWG.
> 1) MADT - https://drive.google.com/file/d/1oMGPyOD58JaPgMl1pKasT-VKsIKia7zR/view?usp=sharing
>
> The series primarily enables irqchip drivers for RISC-V ACPI based
> platforms.
>
> The series can be broadly categorized like below. 
>
> 1) PCI ACPI related functions are migrated from arm64 to common file so
> that we don't need to duplicate them for RISC-V.
>
> 2) Added support for re-ordering the probe of interrupt controllers when
> IRQCHIP_ACPI_DECLARE is used.
>
> 3) To ensure probe order between interrupt controllers and devices,
> implicit dependency is created similar to when _DEP is present.
>
> 4) ACPI support added in RISC-V interrupt controller drivers.

So this needs eyeballs from the ACPI people and a strategy how to merge
it.

Thanks,

        tglx