[Bug 97872] GPU hang with libva (gstreamer)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97872

--- Comment #17 from haihao <haihao.xiang at intel.com> ---
(In reply to Josep Torra from comment #12)
> I tried it and it fixes the issue on the skull canyon too.
> 
> Please could you explain the change?

The batchbuffer for VDEnc/HuC must be dispatched to the 1st VDBOX ring.

> 
> Does it introduce any performance penalty?

No. 

> Are both MFX/FF units in GT3/GT4 still used with this change?

Yes.

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