https://bugzilla.kernel.org/show_bug.cgi?id=193981
--- Comment #15 from winches (dryady@gmx.fr) --- Thank you. "git bisect skip" could be useful next time. To avoid the problem i use "git bisect log" to-a-file and "git bisect replay" from-a-file.
So the result : 646cccb55b26b95b981ea9a63512260d0c21cac3 is the first bad commit commit 646cccb55b26b95b981ea9a63512260d0c21cac3 Author: Alex Deucher alexander.deucher@amd.com Date: Wed Oct 26 16:41:39 2016 -0400
drm/amdgpu: add support for new smc firmware on tonga
Newer tonga parts require new smc firmware.
Reviewed-by: Huang Rui ray.huang@amd.com Reviewed-by: Eric Huang JinHuiEric.Huang@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org
:040000 040000 0e55b61a1495742ae3b60078e49fcdf53cb5030e 182f12f02fa1aa8d9cf12b28743369be587e33a9 M drivers
That the bad part if it's a firmware bug. The sapphire r9 380 itx has only one fan and is shorter than any other r9 380. So their bios/firmware may be specific...