Re: [patch 4/9] mfd/pm8921: Consolidate chained IRQ handler install/remove

[Lee Jones]

On Mon, 13 Jul 2015, Thomas Gleixner wrote:

> Chained irq handlers usually set up handler data as well. We now have
> a function to set both under irq_desc->lock. Replace the two calls
> with one.
> 
> Reported-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Julia Lawall <Julia.Lawall@xxxxxxx>
> Cc: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>
> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
> ---
>  drivers/mfd/pm8921-core.c |    9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)

Applied, thanks.

> Index: tip/drivers/mfd/pm8921-core.c
> ===================================================================
> --- tip.orig/drivers/mfd/pm8921-core.c
> +++ tip/drivers/mfd/pm8921-core.c
> @@ -336,14 +336,12 @@ static int pm8921_probe(struct platform_
>  	if (!chip->irqdomain)
>  		return -ENODEV;
>  
> -	irq_set_handler_data(irq, chip);
> -	irq_set_chained_handler(irq, pm8xxx_irq_handler);
> +	irq_set_chained_handler_and_data(irq, pm8xxx_irq_handler, chip);
>  	irq_set_irq_wake(irq, 1);
>  
>  	rc = of_platform_populate(pdev->dev.of_node, NULL, NULL, &pdev->dev);
>  	if (rc) {
> -		irq_set_chained_handler(irq, NULL);
> -		irq_set_handler_data(irq, NULL);
> +		irq_set_chained_handler_and_data(irq, NULL, NULL);
>  		irq_domain_remove(chip->irqdomain);
>  	}
>  
> @@ -362,8 +360,7 @@ static int pm8921_remove(struct platform
>  	struct pm_irq_chip *chip = platform_get_drvdata(pdev);
>  
>  	device_for_each_child(&pdev->dev, NULL, pm8921_remove_child);
> -	irq_set_chained_handler(irq, NULL);
> -	irq_set_handler_data(irq, NULL);
> +	irq_set_chained_handler_and_data(irq, NULL, NULL);
>  	irq_domain_remove(chip->irqdomain);
>  
>  	return 0;
> 
> 

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