linux-kernel - Re: [PATCH] gpio: davinci: fix lazy disable

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Message-ID: <20240923094029.GA124572@francesco-nb>
Date: Mon, 23 Sep 2024 11:40:29 +0200
From: Francesco Dolcini <francesco@...cini.it>
To: Keerthy <j-keerthy@...com>, Bartosz Golaszewski <brgl@...ev.pl>
Cc: Parth Pancholi <parth105105@...il.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Emanuele Ghidoli <emanuele.ghidoli@...adex.com>,
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
	Parth Pancholi <parth.pancholi@...adex.com>, stable@...r.kernel.org
Subject: Re: [PATCH] gpio: davinci: fix lazy disable

Hello Keerthy,

On Mon, Sep 02, 2024 at 02:08:30PM +0200, Bartosz Golaszewski wrote:
> On Wed, Aug 28, 2024 at 3:32 PM Parth Pancholi <parth105105@...il.com> wrote:
> >
> > From: Emanuele Ghidoli <emanuele.ghidoli@...adex.com>
> >
> > On a few platforms such as TI's AM69 device, disable_irq()
> > fails to keep track of the interrupts that happen between
> > disable_irq() and enable_irq() and those interrupts are missed.
> > Use the ->irq_unmask() and ->irq_mask() methods instead
> > of ->irq_enable() and ->irq_disable() to correctly keep track of
> > edges when disable_irq is called.
> > This solves the issue of disable_irq() not working as expected
> > on such platforms.
> >
> > Fixes: 23265442b02b ("ARM: davinci: irq_data conversion.")
> > Signed-off-by: Emanuele Ghidoli <emanuele.ghidoli@...adex.com>
> > Signed-off-by: Parth Pancholi <parth.pancholi@...adex.com>
> > Cc: stable@...r.kernel.org
> > ---
> 
> It looks good to me but I'd like to have an Ack from Keerthy on this.

Keerthy, just a gentle ping on this, can you help?

Francesco