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SubjectRe: sharing interrupt between PCI device
On 11/08/2008 08:57 AM, Grant Grundler wrote:
> On Wed, Nov 05, 2008 at 02:50:01PM +0530, Nobin Mathew wrote:
>> Hi
>>
>>
>> Code is here
>> first one USB Virual input devices
>>
>> http://lxr.linux.no/linux+v2.6.27.4/drivers/usb/core/hcd-pci.c
>>
>> Second one is hp-ilo driver
>>
>> http://lxr.linux.no/linux+v2.6.27.4/drivers/misc/hpilo.c
>
> I looked for usage of request_irq() and didn't see it in either driver.

The second one doesn't use interrupts at all. How can this be listed in
/proc/interrupts on any line?

The first one obviously uses irq by registering it in common *hci layer.


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