Re: [PATCH 2/3] mfd: tqmx86: clear GPIO IRQ resource when no IRQ is set
From: Andy Shevchenko
Date: Wed Mar 31 2021 - 10:11:49 EST
On Wed, Mar 31, 2021 at 4:24 PM Matthias Schiffer
<matthias.schiffer@xxxxxxxxxxxxxxx> wrote:
> On Wed, 2021-03-31 at 15:35 +0300, Andy Shevchenko wrote:
> > On Wed, Mar 31, 2021 at 2:39 PM Matthias Schiffer
> > <matthias.schiffer@xxxxxxxxxxxxxxx> wrote:
...
> > > + tqmx_gpio_resources[0].flags = 0;
> >
> > Please set IORESOURCE_DISABLED flag in the initial structure instead.
>
> Is there any documentation for the correct usage of this flag? I think
> I tried IORESOURCE_DISABLED originally, but it didn't have any effect
> (platform_get_irq() ignored the flag and returned the resource
> anyways). I might misremember though, I originally wrote the series
> some time ago.
It seems this flag is used solely for ACPI / PNP resources...
Hmm... I dunno how platorm_get_irq*() should respect this flag. You
see, that in the ACPI branch it has been checked there.
--
With Best Regards,
Andy Shevchenko