RE: [External] Re: No Dual Monitors on AMD Ryzen 7 Pro + Radeon Graphics

[Curtis Tucker1 <ctucker1@lenovo.com>]

Hi Dan,

"xrandr | grep connect" output:

xrandr: Failed to get size of gamma for output default
default connected  primary 1920x1080+0+0 0mm  x  0mm

Thanks,
C

-----Original Message-----
From: Dan Ritter <dsr@randomstring.org> 
Sent: Wednesday, June 24, 2020 10:22 AM
To: Curtis Tucker1 <ctucker1@lenovo.com>
Cc: debian-user@lists.debian.org
Subject: [External] Re: No Dual Monitors on AMD Ryzen 7 Pro + Radeon Graphics

Curtis Tucker1 wrote: 
> Hi,
> 
> After installing firmware-bullseye + xserver-xorg-video-amdgpu + firmware-amd-graphics on an AMD Ryzen 7 Pro + Radeon Graphics platform, there is no dual monitor capability via HDMI.
> 
> I thought the amdgpu from xorg would take care of things like xinerama or twinview.

At this point, you should be able to do this with xrandr, or any of the frontend substitutes.

What does 

xrandr |grep connect  

give you? From an xterm or similar, please.

-dsr-