[Intel-gfx] [PATCH 2/2] drm/i915: Render decompression support for Gen9 and above

Daniel Stone daniel at fooishbar.org
Fri Mar 18 17:05:02 UTC 2016

Hi Vandana,

On 18 March 2016 at 16:50, Vandana Kannan <vandana.kannan at intel.com> wrote:
> The reason for using a plane property instead of fb modifier:-
> In Android, OGL passes a render compressed buffer to hardware composer (HWC),
> which would then request a flip on that buffer after checking if the target
> can support render compressed buffer. For example, only planes 1 and 2 on
> pipes 1 and 2 can support RC. In case the target cannot support it, HWC will
> revert back to OGL requesting for uncompressed buffer.

I still don't believe we can support this in non-Android userspace, so
I don't have any other comment on this patch.


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