All of lore.kernel.org
 help / color / mirror / Atom feed
From: Linus Walleij <linus.walleij@linaro.org>
To: "João H. Spies" <jhlspies@gmail.com>
Cc: Bartosz Golaszewski <brgl@bgdev.pl>,
	Heiko Stuebner <heiko@sntech.de>,
	Jianqun Xu <jay.xu@rock-chips.com>,
	Maya Matuszczyk <maccraft123mc@gmail.com>,
	linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pinctrl: rockchip: Enhance support for IRQ_TYPE_EDGE_BOTH
Date: Mon, 22 Aug 2022 11:03:08 +0200	[thread overview]
Message-ID: <CACRpkda6VoNjJfKY3+oCvdB+V6O_4cumKpjVSdBb9e8mEmHF6g@mail.gmail.com> (raw)
In-Reply-To: <20220808025121.110223-1-jhlspies@gmail.com>

On Mon, Aug 8, 2022 at 4:53 AM João H. Spies <jhlspies@gmail.com> wrote:

> Switching between falling/rising edges for IRQ_TYPE_EDGE_BOTH on pins that
> require debounce can cause the device to lose events due to a desync
> between pin state and irq type.
>
> This problem is resolved by switching between IRQ_TYPE_LEVEL_LOW and
> IRQ_TYPE_LEVEL_HIGH instead.
>
> Fixes: 936ee26 ("gpio/rockchip: add driver for rockchip gpio")
> Signed-off-by: João H. Spies <jhlspies@gmail.com>

No reaction from maintainers so I'm just gonna assume this fix is
correct and applied for fixes.

Yours,
Linus Walleij

WARNING: multiple messages have this Message-ID (diff)
From: Linus Walleij <linus.walleij@linaro.org>
To: "João H. Spies" <jhlspies@gmail.com>
Cc: Bartosz Golaszewski <brgl@bgdev.pl>,
	Heiko Stuebner <heiko@sntech.de>,
	Jianqun Xu <jay.xu@rock-chips.com>,
	 Maya Matuszczyk <maccraft123mc@gmail.com>,
	linux-gpio@vger.kernel.org,
	 linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org,
	 linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pinctrl: rockchip: Enhance support for IRQ_TYPE_EDGE_BOTH
Date: Mon, 22 Aug 2022 11:03:08 +0200	[thread overview]
Message-ID: <CACRpkda6VoNjJfKY3+oCvdB+V6O_4cumKpjVSdBb9e8mEmHF6g@mail.gmail.com> (raw)
In-Reply-To: <20220808025121.110223-1-jhlspies@gmail.com>

On Mon, Aug 8, 2022 at 4:53 AM João H. Spies <jhlspies@gmail.com> wrote:

> Switching between falling/rising edges for IRQ_TYPE_EDGE_BOTH on pins that
> require debounce can cause the device to lose events due to a desync
> between pin state and irq type.
>
> This problem is resolved by switching between IRQ_TYPE_LEVEL_LOW and
> IRQ_TYPE_LEVEL_HIGH instead.
>
> Fixes: 936ee26 ("gpio/rockchip: add driver for rockchip gpio")
> Signed-off-by: João H. Spies <jhlspies@gmail.com>

No reaction from maintainers so I'm just gonna assume this fix is
correct and applied for fixes.

Yours,
Linus Walleij

_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip

WARNING: multiple messages have this Message-ID (diff)
From: Linus Walleij <linus.walleij@linaro.org>
To: "João H. Spies" <jhlspies@gmail.com>
Cc: Bartosz Golaszewski <brgl@bgdev.pl>,
	Heiko Stuebner <heiko@sntech.de>,
	Jianqun Xu <jay.xu@rock-chips.com>,
	 Maya Matuszczyk <maccraft123mc@gmail.com>,
	linux-gpio@vger.kernel.org,
	 linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org,
	 linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pinctrl: rockchip: Enhance support for IRQ_TYPE_EDGE_BOTH
Date: Mon, 22 Aug 2022 11:03:08 +0200	[thread overview]
Message-ID: <CACRpkda6VoNjJfKY3+oCvdB+V6O_4cumKpjVSdBb9e8mEmHF6g@mail.gmail.com> (raw)
In-Reply-To: <20220808025121.110223-1-jhlspies@gmail.com>

On Mon, Aug 8, 2022 at 4:53 AM João H. Spies <jhlspies@gmail.com> wrote:

> Switching between falling/rising edges for IRQ_TYPE_EDGE_BOTH on pins that
> require debounce can cause the device to lose events due to a desync
> between pin state and irq type.
>
> This problem is resolved by switching between IRQ_TYPE_LEVEL_LOW and
> IRQ_TYPE_LEVEL_HIGH instead.
>
> Fixes: 936ee26 ("gpio/rockchip: add driver for rockchip gpio")
> Signed-off-by: João H. Spies <jhlspies@gmail.com>

No reaction from maintainers so I'm just gonna assume this fix is
correct and applied for fixes.

Yours,
Linus Walleij

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2022-08-22  9:05 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-08  2:51 [PATCH] pinctrl: rockchip: Enhance support for IRQ_TYPE_EDGE_BOTH João H. Spies
2022-08-08  2:51 ` João H. Spies
2022-08-08  2:51 ` João H. Spies
2022-08-22  9:03 ` Linus Walleij [this message]
2022-08-22  9:03   ` Linus Walleij
2022-08-22  9:03   ` Linus Walleij
2022-08-23 10:00   ` Heiko Stübner
2022-08-23 10:00     ` Heiko Stübner
2022-08-23 10:00     ` Heiko Stübner

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=CACRpkda6VoNjJfKY3+oCvdB+V6O_4cumKpjVSdBb9e8mEmHF6g@mail.gmail.com \
    --to=linus.walleij@linaro.org \
    --cc=brgl@bgdev.pl \
    --cc=heiko@sntech.de \
    --cc=jay.xu@rock-chips.com \
    --cc=jhlspies@gmail.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-gpio@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rockchip@lists.infradead.org \
    --cc=maccraft123mc@gmail.com \
    /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.