https://bugs.freedesktop.org/show_bug.cgi?id=97403
--- Comment #10 from Armin K krejzi@email.com --- [ 139.811192] cant't get the mac of 5 [ 139.819526] [drm] ring test on 0 succeeded in 10 usecs [ 139.819729] [drm] ring test on 1 succeeded in 13 usecs [ 139.819749] [drm] ring test on 2 succeeded in 10 usecs [ 139.819757] [drm] ring test on 3 succeeded in 3 usecs [ 139.819760] [drm] ring test on 4 succeeded in 1 usecs [ 139.819765] [drm] ring test on 5 succeeded in 2 usecs [ 139.819769] [drm] ring test on 6 succeeded in 1 usecs [ 139.819774] [drm] ring test on 7 succeeded in 2 usecs [ 139.819779] [drm] ring test on 8 succeeded in 2 usecs [ 139.819812] [drm] ring test on 9 succeeded in 4 usecs [ 139.819816] [drm] ring test on 10 succeeded in 3 usecs [ 146.992737] VI should always have 2 performance levels [ 147.448605] amdgpu 0000:01:00.0: GPU pci config reset [ 151.265505] [drm] PCIE GART of 3931M enabled (table at 0x0000000000040000).
In addition to original report, two more "strange" warnings now appear:
[ 139.811192] cant't get the mac of 5 [ 147.448605] amdgpu 0000:01:00.0: GPU pci config reset
Not sure if second one is a warning or just information (intended).
I have gotten amdgpu to work on 4.9 by building it into kernel, along with all the firmware. atiflash still doesn't work. glxgears with vblank_mode=0 has broken rendering and hangs the system, requiring hard reboot. When synced to vblank, it doesn't hang anything.