DVI MONITORS show as disconnected

[Marcel-Brouette]

hello,

I properly have the 5 provider set :

--------------- Linux system info ----------------

Distro: Debian
Release: bookworm
Kernel: 6.1.0-22-amd64

---------------- DisplayLink info ----------------

Driver version: 1.12.0+dfsg
1.14.4
DisplayLink service status: up and running
EVDI service version: 1.14.4

------------------ Graphics card -----------------

Vendor: i915
Subsystem: [Iris
VGA: Intel Corporation Raptor Lake-P [Iris Xe Graphics] (rev 04)
VGA (3D):
X11 version: 21.1.7-3+deb12u7
X11 configs: /etc/X11/xorg.conf.d/20-displaylink.conf

-------------- DisplayLink xorg.conf -------------

File: /etc/X11/xorg.conf.d/20-displaylink.conf
Contents:
Section "OutputClass"
Identifier "DisplayLink"
MatchDriver "evdi"
Driver "modesetting"
Option "AccelMethod" "none"
EndSection

-------------------- Monitors --------------------

Providers: number : 5
Provider 0: id: 0x48 cap: 0xf, Source Output, Sink Output, Source Offload, Sink Offload crtcs: 4 outputs: 6 associated providers: 4 name:modesetting
Provider 1: id: 0x13f cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting
Provider 2: id: 0x11e cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting
Provider 3: id: 0xfd cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting
Provider 4: id: 0xdc cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting

But xrandr does not found the connected monitors (and yes, they are properly connected physically) :

$> xrandr
Screen 0: minimum 320 x 200, current 3840 x 1200, maximum 16384 x 16384
eDP-1 connected 1920x1200+1920+0 (normal left inverted right x axis y axis) 301mm x 188mm
1920x1200 60.03*+ 59.95
1920x1080 59.93
1600x1200 60.00
1680x1050 59.95 59.88
1400x1050 59.98
1600x900 59.95 59.82
1280x1024 60.02
1400x900 59.96 59.88
1280x960 60.00
1440x810 59.97
1368x768 59.88 59.85
1280x800 59.97 59.81 59.91
1280x720 60.00 59.99 59.86 59.74
1024x768 60.04 60.00
960x720 60.00
928x696 60.05
896x672 60.01
1024x576 59.95 59.96 59.90 59.82
960x600 59.93 60.00
960x540 59.96 59.99 59.63 59.82
800x600 60.00 60.32 56.25
840x525 60.01 59.88
864x486 59.92 59.57
700x525 59.98
800x450 59.95 59.82
640x512 60.02
700x450 59.96 59.88
640x480 60.00 59.94
720x405 59.51 58.99
684x384 59.88 59.85
640x400 59.88 59.98
640x360 59.86 59.83 59.84 59.32
512x384 60.00
512x288 60.00 59.92
480x270 59.63 59.82
400x300 60.32 56.34
432x243 59.92 59.57
320x240 60.05
360x202 59.51 59.13
320x180 59.84 59.32
HDMI-1 disconnected (normal left inverted right x axis y axis)
DP-1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 531mm x 299mm
1920x1080 60.00*+ 74.97 50.00 59.94
1920x1080i 60.00 50.00 59.94
1600x1200 60.00
1680x1050 59.95
1280x1024 75.02 60.02
1440x900 59.89
1280x960 60.00
1152x864 75.00
1280x720 60.00 50.00 59.94
1024x768 75.03 60.00
832x624 74.55
800x600 75.00 60.32
720x576 50.00
720x480 60.00 59.94
640x480 75.00 60.00 59.94
720x400 70.08
DP-2 disconnected (normal left inverted right x axis y axis)
DP-3 disconnected (normal left inverted right x axis y axis)
DP-4 disconnected (normal left inverted right x axis y axis)
DVI-I-4-4 disconnected (normal left inverted right x axis y axis)
DVI-I-3-3 disconnected (normal left inverted right x axis y axis)
DVI-I-2-2 disconnected (normal left inverted right x axis y axis)
DVI-I-1-1 disconnected (normal left inverted right x axis y axis)

any idea ?