linux-kernel - Re: [PATCH v5 06/11] gpio: regmap: Allow to allocate regmap-irq device

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Message-Id: <D8P6L65D69PS.1VQKHJJA8TNL4@kernel.org>
Date: Tue, 25 Mar 2025 08:50:02 +0100
From: "Michael Walle" <mwalle@...nel.org>
To: "Mathieu Dubois-Briand" <mathieu.dubois-briand@...tlin.com>, "Lee Jones"
 <lee@...nel.org>, "Rob Herring" <robh@...nel.org>, "Krzysztof Kozlowski"
 <krzk+dt@...nel.org>, "Conor Dooley" <conor+dt@...nel.org>, "Kamel Bouhara"
 <kamel.bouhara@...tlin.com>, "Linus Walleij" <linus.walleij@...aro.org>,
 "Bartosz Golaszewski" <brgl@...ev.pl>, "Dmitry Torokhov"
 <dmitry.torokhov@...il.com>, Uwe Kleine-König
 <ukleinek@...nel.org>, "Mark Brown" <broonie@...nel.org>, "Greg
 Kroah-Hartman" <gregkh@...uxfoundation.org>, "Rafael J. Wysocki"
 <rafael@...nel.org>, "Danilo Krummrich" <dakr@...nel.org>
Cc: <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
 <linux-gpio@...r.kernel.org>, <linux-input@...r.kernel.org>,
 <linux-pwm@...r.kernel.org>, <andriy.shevchenko@...el.com>,
 Grégory Clement <gregory.clement@...tlin.com>, "Thomas
 Petazzoni" <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH v5 06/11] gpio: regmap: Allow to allocate regmap-irq
 device

Hi,

> > > +#ifdef CONFIG_GPIOLIB_IRQCHIP
> >
> > Why do we need this ifdef?
> >
>
> Hum yes, on second thought we probably need to depend on
> CONFIG_REGMAP_IRQ here.

But then, you'd also require the regmap_irq support for chips that
don't support IRQs at all. devm_regmap_add_irq_fwnode() seems to be
missing a stub version.

-michael

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