Re: [E1000-devel] ARM support for igb driver

[shiv p. A. <chh...@gm...>]

Yes its hardware bug. I need to know whether we can disable it from
device side? If yes, how?

On Sun, Jun 1, 2014 at 5:16 PM, Arnd Bergmann <ar...@ar...> wrote:
> On Sunday 01 June 2014 11:26:57 shiv prakash Agarwal wrote:
>> I don't see all devices send VDMs, then why Intel I-210?
>
> There is no obligation to do it of course.
>
>> Also, Is it a bug in host bridge hardware or driver? If hardware, how
>> can we make device not to send it?
>
> If the hardware cannot handle them, it's a hardware bug. If the hardware
> does handle them correctly but the software doesn't, that is a bug in
> the bridge driver.
>
> We have a couple of host bridge drivers that register a trap handler
> and then look at the bridge registers to determine the exact cause.
>
> Which host bridge driver do you use?
>
>         Arnd