[PATCH v4 00/78] drm/vc4: Support BCM2711 Display Pipeline

[Maxime Ripard]

On Wed, Sep 02, 2020 at 03:32:20PM +0200, Maxime Ripard wrote:
> Hi Hoegeun
> 
> On Fri, Aug 21, 2020 at 04:18:34PM +0900, Hoegeun Kwon wrote:
> > Hi Maxime,
> > 
> > Thank you for your version 4 patch.
> > I tested all 78 patches based on the next-20200708.
> > 
> > 
> > Dual HDMI opearation does not work normally.
> > flip_done timed out occurs and doesn't work.
> > Could you check please it.
> > 
> > [  105.694541] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* 
> > [CRTC:64:crtc-3] flip_done timed out
> > [  115.934994] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* 
> > [CONNECTOR:32:HDMI-A-1] flip_done timed out
> > [  126.174545] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* 
> > [PLANE:60:plane-3] flip_done timed out
> 
> Thanks for testing and reporting this. I've been looking into it, and it
> seems that it's not just the dual output that's broken, but HDMI1
> entirely (so even a single display connected to HDMI1 doesn't work).
> 
> Is it happening for you as well?

Nevermind, I had the DSI panel connected and it was interfering

Maxime

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