Re: [PATCH v2 1/6] drm/i915: Add a new "remapped" gtt_view

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On 15/01/2019 10:58, Chris Wilson wrote:
Quoting Tvrtko Ursulin (2019-01-14 09:55:10)

On 11/01/2019 19:46, Ville Syrjala wrote:
From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

To overcome display engine stride limits we'll want to remap the
pages in the GTT. To that end we need a new gtt_view type which
is just like the "rotated" type except not rotated.

I think I asked this before, so sorry if you also answered it - what
about rotated setups which go over display engine stride limits?

There's always a task for tomorrow. For such a remapping, I guess we
want to allow an arbitrary remapping table.
struct intel_arb_ggtt_view {
	unsigned long *indices;
};

True, nothing here would make that impossible it seems, which was my concern when I asked this question.

Btw.. would this make calling this one "tiled" view more future proof? Then we would be able to call the arbitrarily remapped view just remapped.

Regards,

Tvrtko
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