[Nouveau] NVAC "No Signal"

[poma]

On 06.11.2016 18:02, poma wrote:
> 
> http://goo.gl/Gm4ffO
> mmiotrace-nouveau/
> 

$ uname -r
4.9.0-0.rc4.git0.1.fc26.x86_64+debug

$ dmesg -t | grep -P '(?=.*nouveau)(?=.*MMIO)'
nouveau 0000:01:00.0: bus: MMIO write of 80150000 FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO read of 00000010 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO read of 00000007 FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO write of 80150000 FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO read of 000007ff FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO write of 00100180 FAULT at 61a80c
nouveau 0000:01:00.0: bus: MMIO read of 80550000 FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO read of 00000007 FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO write of 80150000 FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO read of 00000001 FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO write of 00100180 FAULT at 61a80c
nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO write of fb08d1ff FAULT at 61a804
nouveau 0000:01:00.0: bus: MMIO read of 00000001 FAULT at 641000
nouveau 0000:01:00.0: bus: MMIO write of 00000020 FAULT at 641000
nouveau 0000:01:00.0: bus: MMIO read of 00000001 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO read of 00000030 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 00000014 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 0000006c FAULT at 641000
nouveau 0000:01:00.0: bus: MMIO read of 00000007 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 00000010 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 00000000 FAULT at 647080
nouveau 0000:01:00.0: bus: MMIO write of 00000008 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO read of 00000014 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 00000000 FAULT at 647080
nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 00000000 FAULT at 647080
nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO read of 00000007 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 00000000 FAULT at 647080
nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 00000000 FAULT at 647080
nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO read of 00000014 FAULT at 640000
nouveau 0000:01:00.0: bus: MMIO write of 00000000 FAULT at 647080