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Date:   Tue, 28 Jun 2022 20:50:11 +0800
From:   Hanjun Guo <guohanjun@...wei.com>
To:     Jianmin Lv <lvjianmin@...ngson.cn>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>
CC:     <linux-kernel@...r.kernel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        "Huacai Chen" <chenhuacai@...ngson.cn>
Subject: Re: [PATCH V13 01/13] APCI: irq: Add support for multiple GSI domains

On 2022/6/27 19:39, Jianmin Lv wrote:
> From: Marc Zyngier <maz@...nel.org>
> 
> In an unfortunate departure from the ACPI spec, the LoongArch
> architecture split its GSI space across multiple interrupt
> controllers.
> 
> In order to be able to reuse sthe core code and prevent

s/sthe/the

> architectures from reinventing an already square wheel, offer
> the arch code the ability to register a dispatcher function
> that will return the domain fwnode for a given GSI.
> 
> The ARM GIC drivers are updated to support this (with a single
> domain, as intended).
> 
> Signed-off-by: Marc Zyngier <maz@...nel.org>
> Cc: Hanjun Guo <guohanjun@...wei.com>
> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@....com>
> Signed-off-by: Jianmin Lv <lvjianmin@...ngson.cn>
> ---
>   drivers/acpi/irq.c           | 40 +++++++++++++++++++++++++---------------
>   drivers/irqchip/irq-gic-v3.c | 18 ++++++++++++------
>   drivers/irqchip/irq-gic.c    | 18 ++++++++++++------
>   include/linux/acpi.h         |  2 +-

Reviewed-by: Hanjun Guo <guohanjun@...wei.com>

I tested this patch on a GICv3 based ARM64 server, no
regressions were found,

Tested-by: Hanjun Guo <guohanjun@...wei.com>

Thanks
Hanjun

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