[Intel-gfx] [PATCH 1/5] drm/i915/gt: Include a bunch more rcs image state

[Chris Wilson]

Quoting Matt Roper (2020-01-24 00:51:17)
> On Fri, Jan 03, 2020 at 01:22:11PM +0200, Mika Kuoppala wrote:
> > Chris Wilson <chris at chris-wilson.co.uk> writes:
> > 
> > > Empirically the minimal context image we use for rcs is insufficient to
> > > state the engine. This is demonstrated if we poison the context image
> > > such that any uninitialised state is invalid, and so if the engine
> > > samples beyond our defined region, will fail to start.
> 
> Just out of curiosity, is this something we only need to worry about on
> gen9 and not on gen11/gen12?

We're testing on all gen, and only gen9 is eating the poison in BAT.
-Chris