Re: [patch 17/23] arm: at91: Cleanup irq chip

From: Thomas Gleixner
Date: Fri Mar 25 2011 - 17:03:31 EST


On Fri, 25 Mar 2011, Thomas Gleixner wrote:

> Avoid the whole lazy disable dance in the demux handler by providing a
> irq_disable() callback.
>
> Use the proper accessor functions and tidy up gpio_irq_handler()
>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> ---
> arch/arm/mach-at91/gpio.c | 31 +++++++++----------------------
> 1 file changed, 9 insertions(+), 22 deletions(-)
>
> Index: linux-2.6-tip/arch/arm/mach-at91/gpio.c
> ===================================================================
> --- linux-2.6-tip.orig/arch/arm/mach-at91/gpio.c
> +++ linux-2.6-tip/arch/arm/mach-at91/gpio.c
> @@ -375,6 +375,7 @@ static int gpio_irq_type(struct irq_data
>
> static struct irq_chip gpio_irqchip = {
> .name = "GPIO",
> + .irq_disable = gpio_irq_mask,
> .irq_mask = gpio_irq_mask,
> .irq_unmask = gpio_irq_unmask,
> .irq_set_type = gpio_irq_type,
> @@ -384,16 +385,14 @@ static struct irq_chip gpio_irqchip = {
> static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
> {
> unsigned pin;
> - struct irq_desc *gpio;
> - struct at91_gpio_chip *at91_gpio;
> - void __iomem *pio;
> + struct irq_data *idata = irq_desc_get_irq_data(desc);
> + struct irq_chip *chip = irq_data_get_chip(data);
> + struct at91_gpio_chip *at91_gpio = irq_data_get_chip_data(data);

Sorry, needs to be

+ struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(data);

Will fix and resend.

Thanks,

tglx
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