linux-kernel - Re: [PATCH 2/2] gpio: davinci: Do not assume continuous IRQ numbering

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Message-ID: <CACRpkdYOrg2M4zcomaGu_uUGMdnajwtoD-voETp-dRvL2WJpCA@mail.gmail.com>
Date:   Thu, 14 Jun 2018 13:18:36 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Keerthy <j-keerthy@...com>
Cc:     "thierry.reding@...il.com" <thierry.reding@...il.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Tero Kristo <t-kristo@...com>
Subject: Re: [PATCH 2/2] gpio: davinci: Do not assume continuous IRQ numbering

On Thu, Jun 14, 2018 at 10:51 AM, Keerthy <j-keerthy@...com> wrote:

>> I think the idea is to make it possible to use GPIOLIB_IRQCHIP
>> for banked IRQs but the infrastructure is not yet inside the gpiolib
>> so it is a bit taped on the side right now.
>
> Okay. I will take a look at that. The key issue that this patch
> addresses is that currently driver only calls platform_get_irq once and
> assumes the rest are continuous which is wrong hence the key issue
> addressed with this patch is to call platform_get_irq for each interrupt.
>
> The version 4 is here:
>
> https://patchwork.kernel.org/patch/10461537/
>
> I will try to follow up with generic gpiochip_irq_map/unmap once i get
> that working. Hope that is okay?

Oh that's fine, I'll merge it.

Just wanted you to have a look at Thierry's stuff so we can share
more code, you're a core developer so I wanted some smart people
to look at this.

Yours,
Linus Walleij