Re: [GIT PULL] ARM: OMAP: IRQ domain support for INTC

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* Cousson, Benoit <b-cousson@xxxxxx> [120229 07:43]:
> On 2/29/2012 12:48 AM, Tony Lindgren wrote:
> > 
> > Hmm, looks like this now produces the following warning at least on omap3:
> 
> Yes, Rajendra has just reported that issue with linux-next.
> 
> It is not due to that series but to the increase of TWL irq_desc I did for Grant to fix a warning with irq_domain in the DT boot.
> Unfortunately due the lack of NR_IRQS we already have becasue of PRCM handler we exceed the actual NR_IRQS that is set to 410 for the moment.
> 
> > [    0.290832] WARNING: at drivers/mfd/twl4030-irq.c:645 twl4030_sih_setup+0x258/0x298()
> > [    0.290832] irq 428 for gpio too big

OK. I've pulled this into dt-part2 branch.
 
> After applying the NR_IRQS fix, we still have a warning but a different one in that case:
> 
> [    0.303771] twl4030: PIH (irq 7) chaining IRQs 368..401
> [    0.304473] twl4030: power (irq 373) chaining IRQs 402..409
> [    0.307159] twl4030: gpio (irq 368) chaining IRQs 410..427
> [    0.307189] ------------[ cut here ]------------
> [    0.307220] WARNING: at drivers/gpio/gpio-twl4030.c:410 gpio_twl4030_probe+0x44/0x214()
> 
> This one is due to a "WARN_ON(ret != pdata->irq_base)" that is checking that the board irq_base is the same as the one from the twl4030_sih_setup. This kind of test are not SPARSE_IRQ friendly at all and should be removed anyway. I've attached a patch to fix the GPIO warning.

OK, maybe post that separately so Samuel can queue it?

> Felipe has started a twl4030 IRQ cleanup series to make that driver SPARSE_IRQ enabled. That's will fix properly the actual hack in the twl-core IRQ management. On top of that we can fix the twl-gpio warning.

Great, good to hear.

Regards,

Tony
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