[Nouveau] Nouveau on Ubuntu 20.04 LTS

[Jerry Geis]

On Fri, Oct 1, 2021 at 3:20 PM Ilia Mirkin <imirkin at alum.mit.edu> wrote:

> On Fri, Oct 1, 2021 at 3:17 PM Jerry Geis <jerry.geis at gmail.com> wrote:
> > On Fri, Oct 1, 2021 at 3:06 PM Ilia Mirkin <imirkin at alum.mit.edu> wrote:
> >>
> >> On Fri, Oct 1, 2021 at 3:00 PM Jerry Geis <jerry.geis at gmail.com> wrote:
> >> > lsmod | grep nouveau
> >> >
> >> > What dont I have ?
> >>
> >> nouveau :)
> >>
> >> Other than that, you got everything...
> >>
> >> Check dmesg for errors.
> >>
> >> Cheers,
> >>
> >>   -ilia
> >
> >
> > I see this:
> > Oct  1 15:11:21 mediaport57 /usr/lib/gdm3/gdm-x-session[1546]: (==)
> Matched nouveau as autoconfigured driver 0
>
> This is not dmesg. This is some log file. Please look in dmesg.
>
> > Oct  1 15:11:23 mediaport57 /usr/lib/gdm3/gdm-x-session[1546]: (**)
> VESA(0): Using "Shadow Framebuffer"
>
> X is using the VESA driver because nouveau (nor any other DRM driver) is
> loaded.
>
> >
> > So it seems like its loading .... but perhaps its not happy ????
> >
> > What do I do  ?
>
> Check dmesg for why nouveau didn't load.
>
>   -ilia
>

 grep -i nouveau /var/log/dmesg
[   19.934733] kernel: fb0: switching to nouveaufb from VESA VGA
[   20.013197] kernel: nouveau 0000:03:00.0: vgaarb: deactivate vga console
[   20.013415] kernel: nouveau 0000:03:00.0: NVIDIA GT218 (0a8200b1)
[   20.159472] kernel: nouveau 0000:03:00.0: bios: version 70.18.45.00.00
[   20.162603] kernel: nouveau 0000:03:00.0: fb: 512 MiB DDR3
[   21.552858] kernel: nouveau 0000:03:00.0: DRM: VRAM: 512 MiB
[   21.552873] kernel: nouveau 0000:03:00.0: DRM: GART: 1048576 MiB
[   21.552888] kernel: nouveau 0000:03:00.0: DRM: TMDS table version 2.0
[   21.552900] kernel: nouveau 0000:03:00.0: DRM: DCB version 4.0
[   21.552911] kernel: nouveau 0000:03:00.0: DRM: DCB outp 00: 01000302
00000030
[   21.552924] kernel: nouveau 0000:03:00.0: DRM: DCB outp 01: 02000300
00000000
[   21.552937] kernel: nouveau 0000:03:00.0: DRM: DCB outp 02: 02011362
00020010
[   21.552950] kernel: nouveau 0000:03:00.0: DRM: DCB conn 00: 00001030
[   21.552961] kernel: nouveau 0000:03:00.0: DRM: DCB conn 01: 00002161
[   21.568834] kernel: nouveau 0000:03:00.0: DRM: MM: using COPY for buffer
copies
[   21.645206] kernel: nouveau 0000:03:00.0: DRM: allocated 1920x1080 fb:
0x70000, bo (____ptrval____)
[   21.648681] kernel: fbcon: nouveaudrmfb (fb0) is primary device
[   21.837701] kernel: nouveau 0000:03:00.0: [drm] fb0: nouveaudrmfb frame
buffer device
[   21.873290] kernel: [drm] Initialized nouveau 1.3.1 20120801 for
0000:03:00.0 on minor 0

lsmod | grep nouveau
nouveau              1986560  30
mxm_wmi                16384  1 nouveau
i2c_algo_bit           16384  1 nouveau
drm_ttm_helper         16384  1 nouveau
ttm                    73728  2 drm_ttm_helper,nouveau
drm_kms_helper        237568  1 nouveau
drm                   548864  25 drm_kms_helper,drm_ttm_helper,ttm,nouveau
video                  53248  1 nouveau
wmi                    32768  2 mxm_wmi,nouveau

I took off ALL extra kernel command paramters - nothing specific to nouveau
- and I got better results. however - video is still dropping frames.

So progress. but still no good.

Jerry
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