[PATCH 0/5] Initial DisplayPort OUI probing
airlied at gmail.com
Tue May 22 02:27:35 PDT 2012
On Mon, May 14, 2012 at 9:05 PM, Adam Jackson <ajax at redhat.com> wrote:
> DisplayPort has an escape hatch by which devices can identify each other.
> I'm not super thrilled that it does, since that's just a clever way of
> getting the spec to explicitly bless interoperability bugs. But it may
> be useful information when debugging link training problems, and there's
> a cute trick you can do on iMacs that I think will require knowing this
> information, so we may as well fill it in.
> Tested on a Lenovo T500 against a DP->VGA adaptor (which turns out to be
> an ST Microelectronics chip, who knew) and an HP LP2480zx (which does
> not advertise OUI support, but also harmlessly returns 0s for the OUI
> registers if you read them anyway).
I've taken this after I fixed nouveau compile you missed a struct on
the probe function,
So hopefully someone on nouveau + DP can see it works.
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