Re: [PATCH v3 09/24] drm/sun4i: Don't skip TCONs if they don't have channel 0

From: Chen-Yu Tsai
Date: Wed Jun 27 2018 - 21:51:59 EST


On Mon, Jun 25, 2018 at 8:02 PM, Jernej Skrabec <jernej.skrabec@xxxxxxxx> wrote:
> TV TCONs (channel 1 only) are always connected to TV or HDMI encoder.
> Because of that, all output endpoints on such TCON node will point to a
> encoder which is part of component framework.
>
> Correct current graph traversing algorithm in such way that it doesn't
> skip output enpoints with id 0 on TV TCONs.

No. Our bindings say that endpoint 0 _is_ channel 0. For TCONs that don't
have channel 0, it must be skipped.

ChenYu