[igt-dev] [PATCH i-g-t v4 09/21] lib/igt_vc4: Add helpers for converting linear to T-tiled RGB buffers

[Maxime Ripard]

On Fri, Jan 25, 2019 at 03:06:11PM +0100, Paul Kocialkowski wrote:
> In order to integrate testing of T-tiled buffers, the easiest path is to
> generate patterns (with the already-existing functions) in linear
> buffers and convert them to T-tiled subsequently.
> 
> Add helpers to do that conversion, with a first helper that returns the
> memory offset for a given position in a T-tiled buffer and a second
> helper that uses it for converting between framebuffers.
> 
> Signed-off-by: Paul Kocialkowski <paul.kocialkowski at bootlin.com>
> Acked-by: Lyude Paul <lyude at redhat.com>

Reviewed-by: Maxime Ripard <maxime.ripard at bootlin.com>

Maxime

-- 
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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