[PATCH RFC 0/9] gpio: make irq_chip immutable

[Bartosz Golaszewski]

On Mon, May 19, 2025 at 5:56 AM Peng Fan <peng.fan at nxp.com> wrote:
>
> Hi Bartosz,
>
> > Subject: Re: [PATCH RFC 0/9] gpio: make irq_chip immutable
> >
> > From: Bartosz Golaszewski <bartosz.golaszewski at linaro.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.

No worries, I just sent out relevant fixes.

Bartosz