linux-kernel - Re: [patch 08/26] arm: Replace various irq

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Date:	Thu, 20 Mar 2014 16:22:27 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>,
	omap <linux-omap@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Tony Lindgren <tony@...mide.com>,
	Russell King <rmk+kernel@....linux.org.uk>,
	Ingo Molnar <mingo@...e.hu>, Shawn Guo <shawn.guo@...aro.org>
Subject: Re: [patch 08/26] arm: Replace various irq_desc accesses

On Sunday 23 February 2014, Thomas Gleixner wrote:
> --- tip.orig/arch/arm/mach-omap1/ams-delta-fiq.c
> +++ tip/arch/arm/mach-omap1/ams-delta-fiq.c
> @@ -44,13 +44,10 @@ static unsigned int irq_counter[16];
>  
>  static irqreturn_t deferred_fiq(int irq, void *dev_id)
>  {
> -       struct irq_desc *irq_desc;
> -       struct irq_chip *irq_chip = NULL;
>         int gpio, irq_num, fiq_count;
> +       struct irq_chip *irq_chip;
>  
> -       irq_desc = irq_to_desc(gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK));
> -       if (irq_desc)
> -               irq_chip = irq_desc->irq_data.chip;
> +       irq_chip = irq_get_irq_chip(gpio_to_irq(AMS_DELTA_GPIO_PIN_KEYBRD_CLK));

I got a compile error because irq_get_irq_chip() doesn't exist. I suppose
you meant irq_get_chip.

	Arnd
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