[Nouveau] linux v4.4.0 nouveau fails

[Ilia Mirkin]

I suspect the fb0 issue is because you disabled
CONFIG_DRM_FBDEV_EMULATION? Does the freeze also happen with 4.3? Any
chance you could bisect?

On Mon, Jan 11, 2016 at 7:23 PM, Wakko Warner <wakko at animx.eu.org> wrote:
> Please keep me in the CC.  I am not subscribed to this list.
>
> When booting 4.4.0 on one of my systems, when nouveau loads, the screen goes
> into powersave.  It doesn't appear to register the fb0 device.
> When X starts up, the screen comes back and I'm able to login.  When
> launching anything that accesses 3D, the screen freezes.  Nothing is logged
> in either X or dmesg.
>
> This same system works with 4.2.6.  I understand that the version in 4.3 was
> a rewrite.
>
> System: Gigabyte EP45-DS3R, NVIDIA Quadro FX 3500 (10de:029d subsys
> 10de:032b)
> This system boots over the network with the onboard RTL nic.
> NOTE: Syslinux 4.04 fails to boot this kernel, but will boot 4.2.x just
> fine.  System was booted with grub built for pxe boot.
> According to X log, the chipset is NV49.  Xorg log available on request.
>
> dmesg relevent to nouveau
> [    8.051990] nouveau 0000:01:00.0: NVIDIA G71 (049d00a2)
> [    8.248756] nouveau 0000:01:00.0: bios: version 05.71.22.29.06
> [    8.249189] nouveau 0000:01:00.0: fb: 256 MiB GDDR3
> [    8.304586] [TTM] Zone  kernel: Available graphics memory: 4085044 kiB
> [    8.304627] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
> [    8.304664] [TTM] Initializing pool allocator
> [    8.304704] [TTM] Initializing DMA pool allocator
> [    8.304753] nouveau 0000:01:00.0: DRM: VRAM: 250 MiB
> [    8.304789] nouveau 0000:01:00.0: DRM: GART: 512 MiB
> [    8.304828] nouveau 0000:01:00.0: DRM: TMDS table version 1.1
> [    8.304865] nouveau 0000:01:00.0: DRM: TMDS table script pointers not stubbed
> [    8.304903] nouveau 0000:01:00.0: DRM: DCB version 3.0
> [    8.304940] nouveau 0000:01:00.0: DRM: DCB outp 00: 01000300 00000028
> [    8.304979] nouveau 0000:01:00.0: DRM: DCB outp 01: 03000302 00000000
> [    8.305016] nouveau 0000:01:00.0: DRM: DCB outp 02: 04011310 00000028
> [    8.305054] nouveau 0000:01:00.0: DRM: DCB outp 03: 0c011312 00000000
> [    8.305092] nouveau 0000:01:00.0: DRM: DCB conn 00: 1030
> [    8.305129] nouveau 0000:01:00.0: DRM: DCB conn 01: 2130
> [    8.305165] nouveau 0000:01:00.0: DRM: DCB conn 02: 0260
> [    8.305337] nouveau 0000:01:00.0: DRM: Saving VGA fonts
> [    8.343959] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
> [    8.343996] [drm] Driver supports precise vblank timestamp query.
> [    8.344053] nouveau 0000:01:00.0: DRM: 0xBDF8: Parsing digital output script table
> [    8.393709] nouveau 0000:01:00.0: DRM: 0xBE3A: Parsing digital output script table
> [    8.444646] nouveau 0000:01:00.0: DRM: MM: using M2MF for buffer copies
> [    8.444689] [drm] Initialized nouveau 1.3.1 20120801 for 0000:01:00.0 on minor 0
> <after X starts>
> [ 1011.109534] nouveau 0000:01:00.0: DRM: 0xBDF8: Parsing digital output script table
>
>
> --
>  Microsoft has beaten Volkswagen's world record.  Volkswagen only created 22
>  million bugs.
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