[OpenWrt-Devel] [PATCH v2 6/8] generic: replace request_irq by request_threaded_irq to fix non working ledtrig-gpio

[Felix Fietkau]

On 2015-07-06 14:14, Guenther Kelleter wrote:
> 
>> -----Original Message-----
>> From: Felix Fietkau [mailto:nbd at openwrt.org]
>> Sent: Monday, July 06, 2015 12:43 PM
>> To: Guenther Kelleter; openwrt-devel at lists.openwrt.org
>> Subject: Re: [OpenWrt-Devel] [PATCH v2 6/8] generic: replace request_irq by
>> request_threaded_irq to fix non working ledtrig-gpio
>> 
>> On 2015-07-02 13:47, Günther Kelleter wrote:
>> > Signed-off-by: Günther Kelleter <guenther.kelleter at devolo.de>
>> What issue does this fix?
>> 
>> - Felix
> 
> Without this change, gpio_trig_gpio_store() throws this error:
> [   88.540000] leds devolo:status:dlan: request_irq failed with error -22
> [   88.550000] leds devolo:error:dlan: request_irq failed with error -22
If you rework the GPIO IRQ handler code to not require threading, you
probably won't have to change this generic code.

- Felix
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