Messages in this thread | | | Date | Mon, 29 Apr 2019 16:13:43 +0300 | From | Andy Shevchenko <> | Subject | Re: [PATCH] pinctrl: intel: Clear interrupt status in unmask callback |
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On Mon, Apr 29, 2019 at 05:16:16PM +0800, Kai-Heng Feng wrote: > at 05:47, Andy Shevchenko <andriy.shevchenko@linux.intel.com> wrote: > > On Mon, Apr 22, 2019 at 12:45:39PM +0800, Kai-Heng Feng wrote: > > > Commit a939bb57cd47 ("pinctrl: intel: implement gpio_irq_enable") was > > > added because clearing interrupt status bit is required to avoid > > > unexpected behavior. > > > > > > Turns out the unmask callback also needs the fix, which can solve weird > > > IRQ triggering issues on I2C touchpad ELAN1200.
> > Is it possible scenario when IRQ enable is called, but not masking > > callbacks? > > For _AEI or GPE? > > I am unfamiliar with both of them, what are the callbacks to be used for > _AEI and GPE case? > Seems like both gpiolib and irqchip call irq_unmask() when irq_enable() is > absent.
Yes, that's correct, thank you for double checking.
* @irq_enable: enable the interrupt (defaults to chip->unmask if NULL)
Wait for v2 with mentioned earlier changes and gathered tags.
-- With Best Regards, Andy Shevchenko
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