Using drm-next in 11.2

Pete French petefrench at
Tue Sep 11 16:22:26 UTC 2018

I dont have any other drm ports installed though - I think te clash is 
with the ones which are part of the standard kernel build maybe ? 
Possibly I could try building a custom kernel without them, but first am
going to go susbscribe to x11 amiling list and see what they say.


On 11/09/2018 16:29, CL Moonriver wrote:
> I agree it sounds like a clash with older modules. Did you have
> drm-stable-kmod installed or drm-legacy-kmod installed? If so, make
> sure you remove them before. Sounds to me like what is probably
> happening is you have modules from two different drm ports installed.
> So I'd try a make deinstall inside drm-stable-kmod and drm-legacy-kmod
> directories and see if that fixes anything.
> On Tue, 11 Sep 2018 13:50:24 +0100
> Pete French <petefrench at> wrote:
>> So, I was trying to switch to using this, as I realise its where
>> things are heading, and I rather like the look of it. But I cant get
>> it to see my multiple monitors. I install the port, set
>> 'kld_list="amdgpu"' and it boots up with the new modules, and appears
>> to find all my displays in dmesg. But when I start X it only uses the
>> single display port, mirroring it to DVI.
>> When I start X what I am seeing in dmesg is this:
>> module_register: cannot register drmn from drm2.ko; already loaded
>> from drm.ko Module drmn failed to register: 17
>> KLD radeonkms.ko: depends on drmn - not available or version mismatch
>> linker_load_file: Unsupported file type
>> Which make me think theres some clash with the old modules and thats
>> why its not working properly. Also xrandr only lists a single screen,
>> as default, unlike the list I get using the old drm, which lists all
>> the outpus correctly.
>> Anyone got any advice, or can point me to the coorrect place for
>> this ?
>> cheers,
>> -pete.
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