Re: [PATCH] [media] saa7164: use an MSI interrupt when available

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This isn't my patch, however shouldn't these bridges already exist in
drivers/pci/quirks.c?

Kyle.

On Thu, Feb 26, 2015 at 12:45 PM, Steven Toth <stoth@xxxxxxxxxxxxxx> wrote:
>> I am under the impression it was against the spec to have a PCI-E card
>> without MSI support. Wouldn't the fallback code as well work in this
>> regard?
>
> Not if the motherboard MSI implementation is flakey, like we've seen
> in the past with other PCIe bridges and their interaction with root
> controllers. I've actually seen this with some commercial customers
> using the 7164. With this new patch MSI gets enabled, the 'solution'
> doesn't work properly and now we expect users to compile their own
> kernels, just to get back to a previously working solution.
>
> I'm happy to take the patch if the option can be disabled.
>
> --
> Steven Toth - Kernel Labs
> http://www.kernellabs.com
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