linux-kernel - Re: [PATCH 16/22] mfd: ab8500-gpadc: Enable IRQF

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Message-ID: <CACRpkdYZaxW52dWwGzEo-7yV31dW_U37xUP2TM4G+Dz=dJ8EKw@mail.gmail.com>
Date:	Wed, 30 May 2012 15:10:28 +0800
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, arnd@...db.de,
	linus.walleij@...ricsson.com, grant.likely@...retlab.ca,
	cjb@...top.org, broonie@...nsource.wolfsonmicro.com,
	sameo@...ux.intel.com, linux-kernel@...r.kernel.org,
	Mattias WALLIN <mattias.wallin@...ricsson.com>,
	Arun MURTHY <arun.murthy@...ricsson.com>,
	Kalle Komierowski <karl.komierowski@...ricsson.com>
Subject: Re: [PATCH 16/22] mfd: ab8500-gpadc: Enable IRQF_ONESHOT when
 requesting a threaded IRQ

On Wed, May 30, 2012 at 12:47 PM, Lee Jones <lee.jones@...aro.org> wrote:

> The kernel now forces IRQs to be ONESHOT if no IRQ handler is passed.
>
> Cc: Samuel Ortiz <sameo@...ux.intel.com>
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> ---
>  drivers/mfd/ab8500-gpadc.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mfd/ab8500-gpadc.c b/drivers/mfd/ab8500-gpadc.c
> index c39fc71..358d502 100644
> --- a/drivers/mfd/ab8500-gpadc.c
> +++ b/drivers/mfd/ab8500-gpadc.c
> @@ -599,7 +599,8 @@ static int __devinit ab8500_gpadc_probe(struct platform_device *pdev)
>        /* Register interrupt  - SwAdcComplete */
>        ret = request_threaded_irq(gpadc->irq, NULL,
>                ab8500_bm_gpswadcconvend_handler,
> -               IRQF_NO_SUSPEND | IRQF_SHARED, "ab8500-gpadc", gpadc);
> +               IRQF_ONESHOT | IRQF_NO_SUSPEND | IRQF_SHARED,
> +                               "ab8500-gpadc", gpadc);

Looks correct to me I think this one should be ONESHOT anyway.

Yours,
Linus Walleij
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