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From: Huacai Chen <chenhuacai@gmail.com>
To: Marc Zyngier <maz@kernel.org>
Cc: Huacai Chen <chenhuacai@loongson.cn>,
	Thomas Gleixner <tglx@linutronix.de>,
	LKML <linux-kernel@vger.kernel.org>,
	Xuefeng Li <lixuefeng@loongson.cn>,
	Jiaxun Yang <jiaxun.yang@flygoat.com>,
	Chen Zhu <zhuchen@loongson.cn>
Subject: Re: [PATCH 2/9] irqchip/loongson-pch-pic: Improve edge triggered interrupt support
Date: Thu, 5 Aug 2021 21:06:49 +0800	[thread overview]
Message-ID: <CAAhV-H6+e8M2fLkanOCPVrwN1yyMEvyZUsDXyQQnnhkju9qOfg@mail.gmail.com> (raw)
In-Reply-To: <87mtpxwaol.wl-maz@kernel.org>

Hi, Marc,

On Wed, Aug 4, 2021 at 10:23 PM Marc Zyngier <maz@kernel.org> wrote:
>
> On Fri, 09 Jul 2021 04:00:58 +0100,
> Huacai Chen <chenhuacai@gmail.com> wrote:
> >
> > Hi, Marc,
> >
> > On Tue, Jul 6, 2021 at 9:06 PM Marc Zyngier <maz@kernel.org> wrote:
> > >
> > > On Tue, 06 Jul 2021 04:08:57 +0100,
> > > Huacai Chen <chenhuacai@loongson.cn> wrote:
> > > >
> > > > Edge-triggered mode and level-triggered mode need different handlers,
> > > > and edge-triggered mode need a specific ack operation. So improve it.
> > > >
> > >
> > > Is this a fix? How does it work currently?
> > Yes, some devices (e.g., RTC) is edge-triggered, they need
> > handle_edge_irq(). Currently we don't use RTC interrupt in the
> > upstream kernel on Loongson platform, so it "works".
>
> If you want me to queue this independently of the full LoongArch
> series, please resend it with a Fixes: tag.
OK, I will send V2.

Huacai
>
> Thanks,
>
>         M.
>
> --
> Without deviation from the norm, progress is not possible.

  reply	other threads:[~2021-08-05 13:07 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-06  3:08 [PATCH 0/9] irqchip: Add LoongArch-related irqchip drivers Huacai Chen
2021-07-06  3:08 ` [PATCH 1/9] irqchip: Adjust Kconfig for Loongson Huacai Chen
2021-07-06  3:08 ` [PATCH 2/9] irqchip/loongson-pch-pic: Improve edge triggered interrupt support Huacai Chen
2021-07-06 13:06   ` Marc Zyngier
2021-07-09  3:00     ` Huacai Chen
2021-08-04 14:23       ` Marc Zyngier
2021-08-05 13:06         ` Huacai Chen [this message]
2021-07-06  3:08 ` [PATCH 3/9] irqchip/loongson-pch-pic: Add ACPI init support Huacai Chen
2021-07-06 13:10   ` Marc Zyngier
2021-07-07  4:50     ` Huacai Chen
2021-08-12 12:23       ` Huacai Chen
2021-08-12 13:28         ` Marc Zyngier
2021-08-16  3:19           ` Huacai Chen
2021-07-06  3:08 ` [PATCH 4/9] irqchip/loongson-pch-msi: " Huacai Chen
2021-07-06 13:12   ` Marc Zyngier
2021-07-07  4:51     ` Huacai Chen
2021-07-06  3:09 ` [PATCH 5/9] irqchip/loongson-htvec: " Huacai Chen
2021-07-06 13:13   ` Marc Zyngier
2021-07-07  4:52     ` Huacai Chen
2021-07-06  3:09 ` [PATCH 6/9] irqchip/loongson-liointc: " Huacai Chen
2021-07-06  3:09 ` [PATCH 7/9] irqchip: Add LoongArch CPU interrupt controller support Huacai Chen
2021-07-06 13:21   ` Marc Zyngier
2021-07-07  4:57     ` Huacai Chen
2021-07-06  3:09 ` [PATCH 8/9] irqchip: Add Loongson Extended I/O " Huacai Chen
2021-07-06  3:09 ` [PATCH 9/9] irqchip: Add Loongson PCH LPC " Huacai Chen

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