vc4: HDMI Sink doesn't support RGB, something's wrong.

[Maxime Ripard]

Hi,

On Sun, Oct 13, 2024 at 09:57:58PM GMT, Stefan Wahren wrote:
> Am 13.10.24 um 21:11 schrieb Dave Stevenson:
> > Hi Stefan.
> > 
> > On Sun, 13 Oct 2024, 18:19 Stefan Wahren, <wahrenst at gmx.net> wrote:
> > 
> >     Hi,
> > 
> >     i recently switch for my suspend2idle tests from Raspberry Pi Bullseye
> >     to Bookworm. After that testing suspend2idle shows a new warning
> >     which i
> >     never saw before:
> > 
> >     HDMI Sink doesn't support RGB, something's wrong.
> > 
> > 
> > Can you provide the edid of your display please?
> 
> Sure
> 
> [    27.145] (II) modeset(0): Monitor name: HP ZR2440w
> [    27.145] (II) modeset(0): Serial No: CN423402RL
> 
> ...
> 
> [    27.146] (II) modeset(0): EDID (in hex):
> [    27.146] (II) modeset(0):     00ffffffffffff0022f0562901010101
> [    27.146] (II) modeset(0):     22160103803420782afc81a4554d9d25
> [    27.146] (II) modeset(0):     125054210800d1c081c0814081809500
> [    27.146] (II) modeset(0):     a940b3000101283c80a070b023403020
> [    27.146] (II) modeset(0):     360006442100001a000000fd00183c18
> [    27.146] (II) modeset(0):     5011000a202020202020000000fc0048
> [    27.146] (II) modeset(0):     50205a5232343430770a2020000000ff
> [    27.146] (II) modeset(0):     00434e343233343032524c0a2020015b
> [    27.146] (II) modeset(0):     02031ff14c901f051404130302070612
> [    27.147] (II) modeset(0):     0165030c001000230907078301000002
> [    27.147] (II) modeset(0):     3a801871382d40582c45000644210000
> [    27.147] (II) modeset(0):     1e023a80d072382d40102c4580064421
> [    27.147] (II) modeset(0):     00001e011d007251d01e206e28550006
> [    27.147] (II) modeset(0):     442100001e011d00bc52d01e20b82855
> [    27.147] (II) modeset(0):     4006442100001e8c0ad08a20e02d1010
> [    27.147] (II) modeset(0):     3e9600064421000018000000000000c1

It's a bit hard to extract, could you provide the output of

cat /sys/class/drm/card/cardX-HDMI-A-X/edid | edid-decode --check

Thanks!
Maxime
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