linux-kernel - Re: sharing interrupt between PCI device

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Message-ID: <8d6898730811052344q218fc450i8c36fcd9e119d060@mail.gmail.com>
Date:	Thu, 6 Nov 2008 13:14:32 +0530
From:	"Nobin Mathew" <nobin.mathew@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	linux-pci@...r.kernel.org, "Robert Hancock" <hancockr@...w.ca>,
	"Jiri Slaby" <jirislaby@...il.com>,
	"Alan Cox" <alan@...rguk.ukuu.org.uk>
Subject: Re: sharing interrupt between PCI device

Hi

can anybody point to some reference device drivers where PCI interrupt
sharing is implemented properly.

Thanks
Nobin Mathew

On Thu, Nov 6, 2008 at 11:41 AM, Nobin Mathew <nobin.mathew@...il.com> wrote:
> Hi
>
> Can somebody tell me what is going wrong in the driver. If you need
> any further information please tell me
>
> Thanks
> Nobin Mathew
>
> On Wed, Nov 5, 2008 at 2:50 PM, Nobin Mathew <nobin.mathew@...il.com> 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
>>
>>
>> Thanks
>> Nobin Mathew.
>>
>>
>> On Wed, Nov 5, 2008 at 2:06 PM, Jiri Slaby <jirislaby@...il.com> wrote:
>>> On 11/05/2008 08:49 AM, Nobin Mathew wrote:
>>>> Hi
>>>>
>>>> This is the system information X86_64 platform Xeon dual core processor.
>>>>
>>>> I saw the pci_disable_device () it is calling pcibios_disable_device
>>>> () and this is is defined as
>>>>
>>>> void pcibios_disable_device (struct pci_dev *dev)
>>>> {
>>>>         pcibios_disable_resources(dev);
>>>>         if (pcibios_disable_irq)
>>>>                 pcibios_disable_irq(dev);
>>>> }
>>>>
>>>> In i386 platform, I could not find a definition for these calls in
>>>> x86_64 platform, i think it is using i386 platform code.
>>>
>>> Well, will you show us the code, so that we needn't to crystal gaze? It's pretty
>>> hard to say what happens, if we don't see what you do in the driver...
>>>
>>
>
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