linux-kernel - Re: [PATCH v1 1/6] gpiolib: acpi: Modify acpi_dev_irq_wake_get

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Date: Thu, 14 Dec 2023 13:56:55 -0700
From: Mark Hasemeyer <markhas@...omium.org>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: LKML <linux-kernel@...r.kernel.org>, Raul Rangel <rrangel@...omium.org>, 
	Bartosz Golaszewski <brgl@...ev.pl>, Len Brown <lenb@...nel.org>, 
	Linus Walleij <linus.walleij@...aro.org>, 
	Mika Westerberg <mika.westerberg@...ux.intel.com>, "Rafael J. Wysocki" <rafael@...nel.org>, 
	Wolfram Sang <wsa@...nel.org>, linux-acpi@...r.kernel.org, linux-gpio@...r.kernel.org, 
	linux-i2c@...r.kernel.org
Subject: Re: [PATCH v1 1/6] gpiolib: acpi: Modify acpi_dev_irq_wake_get_by to
 use resource

> > +                     *r = (struct resource)DEFINE_RES_IRQ(irq);
>
> Why do you need "(struct resource)" annotation?

I don't. I originally started working on this patch on a kernel
version that didn't have 52c4d11f1dce ("resource: Convert
DEFINE_RES_NAMED() to be compound literal").

> > +     struct resource irqres;
> >       struct i2c_acpi_irq_context irq_ctx = {
> >               .irq = -ENOENT,
> >       };
>
> Hmm... I'm wondering if we can reuse irqres as a context to the respective
> lookup calls.

I'll see if I can safely remove it.