[PATCH] drm: adv7511: really enable interrupts for EDID detection

[Wolfram Sang]

> I guess you mean that the GPIO callbacks include Runtime PM handling
> however for irq_chip Runtime PM may not be hooked up so the GPIO block
> is in such case is not powered on / get clock enabled?

Yes. There is another drawback when GPIOs are not properly requested. It
is still possible to request them from userspace although a kernel
driver is using them. I am playing with the idea that the GPIO core
auto-requests GPIOs which are not already requested but still set up as
interrupts.

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