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SubjectRe: sharing interrupt between PCI device
On Sat, Nov 08, 2008 at 08:10:54PM +0100, Jiri Slaby wrote:
> Grant Grundler napsal(a):
> > So I see how the IRQ is enabled and disabled. I still don't see where
> > an interrupt handler is bound to IRQ 225 (output you posted today in
> > another email).
>
> This irq setup is done during pci_enable_device.

Sorry, I wasn't quite correct: pci_enable_device() should only assign IRQs,
not enable them. request_irq() would enable them.

> > Nobin, can you dump /proc/interrupts when both drivers
> > are loaded and also send the dmesg output after both are loaded?
>
> This won't show the hp driver as it doesn't request_irq.

Yup - that's what I expect too. But I was afraid something else might
be calling request_irq() and I'm just not seeing it. :)

grant


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