I am not using a 3.2.x kernel. It was not a vendor specific tree, but
a mainline 3.0.13 kernel.
Cheers,
Chris.
> -----Original Message-----
> From: Philippe Gerum [mailto:[email protected]]
> Sent: Friday, June 08, 2012 11:14 AM
> To: Chris Stone
> Cc: [email protected]
> Subject: Re: [Xenomai] GPIO irq handler on powerpc.
>
> On 06/08/2012 04:50 PM, Chris Stone wrote:
>
> > There was a call to generic_handle_irq that should have been calling
> > ipipe_handle_chained_irq so I have a fix for the problem. Here is a
> > diff:
> >
> > diff -r 0f7a4ec77dc0 arch/powerpc/sysdev/mpc8xxx_gpio.c
> > --- a/arch/powerpc/sysdev/mpc8xxx_gpio.c Mon Jun 04 11:04:14
> 2012 -0400
> > +++ b/arch/powerpc/sysdev/mpc8xxx_gpio.c Fri Jun 08 10:39:40
> 2012 -0400
> > @@ -151,7 +151,7 @@
> >
> > mask = in_be32(mm->regs + GPIO_IER)& in_be32(mm->regs +
> GPIO_IMR);
> > if (mask)
> > - generic_handle_irq(irq_linear_revmap(mpc8xxx_gc->irq,
> > +
> > + ipipe_handle_chained_irq(irq_linear_revmap(mpc8xxx_gc->irq,
> > 32 -
> ffs(mask)));
> > }
> >
> > I did not see this in the core-3.2 branch of the ipipe git, so you
> may
> > need to merge this in. Let me know if I should be providing this fix
> in another form.
> >
>
> This won't apply to a mainline 3.2.x kernel. Are these bits part of a
> vendor-specific tree?
>
> --
> Philippe.
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