Re: [PATCH v2 09/12] drm/sun4i: backend: Add a custom atomic_check for the frontend

On Mon, Dec 18, 2017 at 10:57 PM, Maxime Ripard wrote: > Now that we have everything in place, we can start enabling the frontend. > This is more difficult than one would assume since there can only be one > plane using the frontend per-backend. > > We therefore need to make sure that the userspac

[PATCH v2 09/12] drm/sun4i: backend: Add a custom atomic_check for the frontend

Now that we have everything in place, we can start enabling the frontend. This is more difficult than one would assume since there can only be one plane using the frontend per-backend. We therefore need to make sure that the userspace will not try to setup multiple planes using it, since that woul