Re: drm/vc4: module dysfunctional on Raspberry Pi 3B as of 5.18.0

2022-06-09 Thread Peter Mattern
> Could you start a bisection maybe? I for one am having two issues here. The harmless one is that I'm lacking a cooler for the RPi and my cross compiling skills have become a bit rusty. Both could be fixed quickly, of course. The not so harmless one is that kernel 5.18.x is completely

Re: drm/vc4: module dysfunctional on Raspberry Pi 3B as of 5.18.0

2022-06-09 Thread Peter Mattern
> If I understand you properly, it results in a blank screen if the > monitor is connected, but the system is still responsive? Yes. Similar to (the other) Peter's findings, the system is fully responsive, it's just that the monitor is displaying a black screen. Meanwhile I stumbled upon another

drm/vc4: module dysfunctional on Raspberry Pi 3B as of 5.18.0

2022-06-09 Thread Peter Mattern
> Which kernel config do you use (is it a defconfig)? These are custom configs provided by the distribution, the origin of which I do not know. You can find them at [1] (5.17.0, used in 5.17.1 as well) and [2] (5.18.0, modified in 5.18.1). The difference between these files and their upstream

drm/vc4: module dysfunctional on Raspberry Pi 3B as of 5.18.0

2022-06-05 Thread Peter Mattern
4_v3d_ops [vc4]) > kernel: [drm] Initialized vc4 0.0.0 20140616 for soc:gpu on minor 0 > kernel: vc4-drm soc:gpu: [drm] fb0: vc4drmfb frame buffer device > systemd-logind[337]: Watching system buttons on /dev/input/event0 (vc4) Regards, Peter Mattern [1] https://lists.freedesktop.org/archives/dri-devel/2022-January/339458.html