linux-kernel - Re: [PATCH] mfd: arizona: Use handle_simple

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Date:	Tue, 16 Sep 2014 16:07:11 -0700
From:	Lee Jones <lee.jones@...aro.org>
To:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
Cc:	sameo@...ux.intel.com, patches@...nsource.wolfsonmicro.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mfd: arizona: Use handle_simple_irq for IRQ dispatch chip

On Tue, 09 Sep 2014, Charles Keepax wrote:

> We use a dummy IRQ chip to dispatch interrupts to the two seperate IRQ
> domains on the Arizona devices. This is just a simple software IRQ chip
> and thus the current handle_edge_irq is unnecessary for its needs.
> 
> Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
> ---
>  drivers/mfd/arizona-irq.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)

Applied, thanks.

> diff --git a/drivers/mfd/arizona-irq.c b/drivers/mfd/arizona-irq.c
> index 5e2f450..3a3fe7c 100644
> --- a/drivers/mfd/arizona-irq.c
> +++ b/drivers/mfd/arizona-irq.c
> @@ -172,7 +172,7 @@ static int arizona_irq_map(struct irq_domain *h, unsigned int virq,
>  	struct regmap_irq_chip_data *data = h->host_data;
>  
>  	irq_set_chip_data(virq, data);
> -	irq_set_chip_and_handler(virq, &arizona_irq_chip, handle_edge_irq);
> +	irq_set_chip_and_handler(virq, &arizona_irq_chip, handle_simple_irq);
>  	irq_set_nested_thread(virq, 1);
>  
>  	/* ARM needs us to explicitly flag the IRQ as valid

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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