[Freedreno] [RFC 1/4] drm: Add writeback connector type

[Rob Clark]

On Fri, Feb 23, 2018 at 10:59 AM, Sean Paul <seanpaul at chromium.org> wrote:
>
> Have we considered hiding writeback behind a client cap instead?

It is kinda *almost* unneeded, since the connector reports itself as
disconnected.

I'm not sure what the reason was to drop the cap, but I think it would
be better to have a cap so WB connectors don't show up in, for ex,
xrandr

BR,
-R