Re: [PATCH v2] POWER: Add gpio charger driver

[Lars-Peter Clausen]

Mark Brown wrote:
> On Thu, Oct 21, 2010 at 05:55:01PM +0200, Lars-Peter Clausen wrote:
> 
>> +	irq = gpio_to_irq(pdata->gpio);
>> +	if (irq > 0) {
>> +		ret = request_irq(irq, gpio_charger_irq,
>> +				IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
>> +				dev_name(&pdev->dev), charger);
>> +		if (ret)
>> +			dev_warn(&pdev->dev, "Failed to request irq: %d\n", ret);
> 
> It would be good to handle IRQs that can sleep (like those on I2C GPIO
> expanders) here - either always use a threaded IRQ handler (probably
> won't hurt here) or use one if the IRQ can sleep.

I guess the best would be to use `request_any_context_irq`, right?

- Lars
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