All of lore.kernel.org
 help / color / mirror / Atom feed
From: Linus Walleij <linus.walleij@linaro.org>
To: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>,
	Thomas Gleixner <tglx@linutronix.de>,
	Marc Zyngier <maz@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Bartosz Golaszewski <brgl@bgdev.pl>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org,
	Phil Edworthy <phil.edworthy@renesas.com>,
	Biju Das <biju.das.jz@bp.renesas.com>,
	Prabhakar <prabhakar.csengg@gmail.com>
Subject: Re: [PATCH v3 4/5] gpio: gpiolib: Add ngirq member to struct gpio_irq_chip
Date: Fri, 13 May 2022 22:47:04 +0200	[thread overview]
Message-ID: <CACRpkdYQAsam_v0XHm-A_trbyifj1pBQq5N+zc9KVw1vXVTYUw@mail.gmail.com> (raw)
In-Reply-To: <20220511183210.5248-5-prabhakar.mahadev-lad.rj@bp.renesas.com>

On Wed, May 11, 2022 at 8:32 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:

> Supported GPIO IRQs by the chip is not always equal to the number of GPIO
> pins. For example on Renesas RZ/G2L SoC where it has GPIO0-122 pins but at
> a give point a maximum of only 32 GPIO pins can be used as IRQ lines in
> the IRQC domain.
>
> This patch adds ngirq member to struct gpio_irq_chip and passes this as a
> size to irq_domain_create_hierarchy()/irq_domain_create_simple() if it is
> being set in the driver otherwise fallbacks to using ngpio.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

As Geert says, I think you can just use .valid_mask for this,
what do you say?

Yours,
Linus Walleij

  parent reply	other threads:[~2022-05-13 20:47 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-11 18:32 [PATCH v3 0/5] Renesas RZ/G2L IRQC support Lad Prabhakar
2022-05-11 18:32 ` [PATCH v3 1/5] dt-bindings: interrupt-controller: Add Renesas RZ/G2L Interrupt Controller Lad Prabhakar
2022-05-12  6:14   ` Biju Das
2022-05-12  6:43   ` Geert Uytterhoeven
2022-05-12 17:58     ` Lad, Prabhakar
2022-05-11 18:32 ` [PATCH v3 2/5] irqchip: Add RZ/G2L IA55 Interrupt Controller driver Lad Prabhakar
2022-05-11 19:25   ` Biju Das
2022-05-12 18:01     ` Lad, Prabhakar
2022-05-12  7:05   ` Geert Uytterhoeven
2022-05-12  7:23   ` Marc Zyngier
2022-05-12  7:26     ` Geert Uytterhoeven
2022-05-12 18:08     ` Lad, Prabhakar
2022-05-11 18:32 ` [PATCH v3 3/5] gpio: gpiolib: Allow free() callback to be overridden Lad Prabhakar
2022-05-12  7:06   ` Geert Uytterhoeven
2022-05-12 11:19   ` Marc Zyngier
2022-05-12 12:48     ` Lad, Prabhakar
2022-05-12 13:24       ` Marc Zyngier
2022-05-12 13:50         ` Lad, Prabhakar
2022-05-12 16:26           ` Marc Zyngier
2022-05-12 17:55             ` Lad, Prabhakar
2022-05-12 22:24               ` Marc Zyngier
2022-05-11 18:32 ` [PATCH v3 4/5] gpio: gpiolib: Add ngirq member to struct gpio_irq_chip Lad Prabhakar
2022-05-12  7:29   ` Geert Uytterhoeven
2022-05-18 18:30     ` Lad, Prabhakar
2022-05-13 20:47   ` Linus Walleij [this message]
2022-05-18 18:36     ` Lad, Prabhakar
2022-05-19 13:21       ` Linus Walleij
2022-05-11 18:32 ` [PATCH v3 5/5] pinctrl: renesas: pinctrl-rzg2l: Add IRQ domain to handle GPIO interrupt Lad Prabhakar
2022-05-12  5:35   ` Biju Das
2022-05-12 17:43     ` Lad, Prabhakar
2022-05-12 17:59       ` Biju Das
2022-05-13  6:12         ` Biju Das
2022-05-13 13:42           ` Lad, Prabhakar
2022-05-12  7:39   ` Geert Uytterhoeven
2022-05-12 17:36     ` Lad, Prabhakar
2022-05-13  6:53       ` Geert Uytterhoeven
2022-05-13 13:55         ` Lad, Prabhakar
2022-05-13 14:29           ` Geert Uytterhoeven
2022-05-13 18:13             ` Lad, Prabhakar
2022-05-15  5:13               ` Biju Das
     [not found]                 ` <87pmkfm0v3.wl-maz@kernel.org>
2022-05-16  7:20                   ` Biju Das
     [not found]                     ` <87pmkd6gda.wl-maz@kernel.org>
2022-05-16  8:33                       ` Biju Das
     [not found]                         ` <87o7zx6ckp.wl-maz@kernel.org>
2022-05-16  9:56                           ` Biju Das
2022-05-16  7:13               ` Geert Uytterhoeven
2022-05-18 19:04                 ` Lad, Prabhakar
2022-05-12 11:15   ` Marc Zyngier
2022-05-12 17:46     ` Lad, Prabhakar

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CACRpkdYQAsam_v0XHm-A_trbyifj1pBQq5N+zc9KVw1vXVTYUw@mail.gmail.com \
    --to=linus.walleij@linaro.org \
    --cc=biju.das.jz@bp.renesas.com \
    --cc=brgl@bgdev.pl \
    --cc=devicetree@vger.kernel.org \
    --cc=geert+renesas@glider.be \
    --cc=krzysztof.kozlowski+dt@linaro.org \
    --cc=linux-gpio@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-renesas-soc@vger.kernel.org \
    --cc=maz@kernel.org \
    --cc=p.zabel@pengutronix.de \
    --cc=phil.edworthy@renesas.com \
    --cc=prabhakar.csengg@gmail.com \
    --cc=prabhakar.mahadev-lad.rj@bp.renesas.com \
    --cc=robh+dt@kernel.org \
    --cc=tglx@linutronix.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.