linux-kernel - Re: [PATCH 11/15] pinctrl: kill off set_irq

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Message-ID: <CACRpkdZ4sZHJRGsk3F1J12j5XFnLJ6EvMtzgHsoX_Gjx-NWjPA@mail.gmail.com>
Date:	Wed, 10 Jun 2015 14:42:01 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Rob Herring <robh@...nel.org>
Cc:	Russell King <linux@....linux.org.uk>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>,
	Stephen Warren <swarren@...dotorg.org>,
	Lee Jones <lee@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Tomasz Figa <tomasz.figa@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"arm@...nel.org" <arm@...nel.org>,
	Thomas Abraham <thomas.abraham@...aro.org>,
	Kukjin Kim <kgene@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	linux-mediatek@...ts.infradead.org,
	linux-rpi-kernel@...ts.infradead.org
Subject: Re: [PATCH 11/15] pinctrl: kill off set_irq_flags usage

On Tue, Jun 9, 2015 at 8:26 PM, Rob Herring <robh@...nel.org> wrote:

> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
> clear that is really needed. There appears to be a great deal of blind
> copy and paste of this code.
>
> Signed-off-by: Rob Herring <robh@...nel.org>
> Cc: Linus Walleij <linus.walleij@...aro.org>
> Cc: Stephen Warren <swarren@...dotorg.org>
> Cc: Lee Jones <lee@...nel.org>
> Cc: Matthias Brugger <matthias.bgg@...il.com>
> Cc: Tomasz Figa <tomasz.figa@...il.com>
> Cc: Thomas Abraham <thomas.abraham@...aro.org>
> Cc: Kukjin Kim <kgene@...nel.org>
> Cc: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> Cc: linux-gpio@...r.kernel.org
> Cc: linux-rpi-kernel@...ts.infradead.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-mediatek@...ts.infradead.org
> Cc: linux-samsung-soc@...r.kernel.org

Acked-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij
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