Re: [Regression] "irqdomain: Don't set type when mapping an IRQ" breaks nexus7 gpio buttons

From: Thomas Gleixner
Date: Sat Jul 30 2016 - 04:10:00 EST


On Fri, 29 Jul 2016, John Stultz wrote:
> Hey Jon,
> So after rebasing my nexus7 patch stack onto pre-4.8-rc1 tree, I
> noticed the power/volume buttons stopped working.
>
> I did a manual rebased bisection and chased it down to your commit
> 1e2a7d78499e ("irqdomain: Don't set type when mapping an IRQ").
>
> Reverting that patch makes things work again, so I wanted to see if
> there was any debugging info I could provide to try to help narrow
> down the problem here. (Sorry, I'd tinker myself with it some and try
> to debug the issue, but after burning my friday night on this, I'm
> eager to get away from the keyboard for the weekend).

dmesg should contain debug output which yells about non matching types. Can
you provide that?

Thanks,

tglx