On Thu, Jun 04, 2020 at 01:21:12PM +0200, Lukas Wunner wrote: > On Thu, Jun 04, 2020 at 12:13:25PM +0100, Mark Brown wrote:
> > Regardless of what's going on with the interrupts the compatible string > > should reflect the IP version so unless for some reason someone taped > > out two different versions of the IP it seems odd that the compatible > > strings would vary within a given SoC. > Hm. I guess it may be possible to search the DT for other devices > sharing the same interrupt line and thereby determine whether > IRQF_SHARED is necessary. The helper to perform this search could > live in drivers/of/irq.c as I imagine it might be useful in general. That's another option, yeah - it'd be DT specific but it seems neater than a property and much more tractable than trying to dance around doing this in genirq (where we'd end up with callbacks when the second device registers or something else horrible).
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