linux-kernel - RE: [PATCH RFC 0/9] gpio: make irq

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Message-ID:
 <PAXPR04MB845950186761960AAE5A472A889CA@PAXPR04MB8459.eurprd04.prod.outlook.com>
Date: Mon, 19 May 2025 03:56:00 +0000
From: Peng Fan <peng.fan@....com>
To: Bartosz Golaszewski <brgl@...ev.pl>, Ray Jui <rjui@...adcom.com>, Broadcom
 internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, Linus
 Walleij <linus.walleij@...aro.org>, Florian Fainelli
	<florian.fainelli@...adcom.com>, Scott Branden <sbranden@...adcom.com>,
	Vladimir Zapolskiy <vz@...ia.com>, Keerthy <j-keerthy@...com>, Robert Jarzmik
	<robert.jarzmik@...e.fr>, "Peng Fan (OSS)" <peng.fan@....nxp.com>
CC: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>
Subject: RE: [PATCH RFC 0/9] gpio: make irq_chip immutable

Hi Bartosz,

> Subject: Re: [PATCH RFC 0/9] gpio: make irq_chip immutable
> 
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> 
> 
> On Fri, 09 May 2025 12:45:31 +0800, Peng Fan (OSS) wrote:
> > This might be a bit late to post this patchset, since it is almost
> > rc6, but no rush here. Not expect this patchset be in 6.16.
> >
> > This is an effort to make irq_chip immutable to elimnate the kernel
> > warning "not an immutable chip, please consider fixing!"
> >
> > The major changes
> > - add "gpiochip_disable_irq(gc, hwirq)" to end of mask hook
> > - add "gpiochip_enable_irq(gc, hwirq)" to start of unmask hook
> > - add IMMUTABLE flag
> > - add GPIOCHIP_IRQ_RESOURCE_HELPERS
> >
> > [...]
> 
> Applied, thanks!
> 
> [4/9] gpio: mpc8xxx: Make irq_chip immutable
> [9/9] gpio: pxa: Make irq_chip immutable
>

For the two patches, there are build failure
with powerpc-ppc64e_defconfig and
arm-am200epdkit_defconfig 

GPIOLIB_IRQCHIP is not selected. I am not sure
how to address the build. You may need to drop
the two patches.

Thanks,
Peng.


> 
> Best regards,
> --
> Bartosz Golaszewski <bartosz.golaszewski@...aro.org>