]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
drm/amdgpu/dce11: Re-set VBLANK interrupt state when enabling a CRTC
authorMichel Dänzer <michel.daenzer@amd.com>
Thu, 16 Jul 2015 01:45:10 +0000 (10:45 +0900)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 23 Jul 2015 15:09:43 +0000 (11:09 -0400)
commitd84b272a12a6aa96897372449e47e57f72f2730f
tree43ebcdfb3af6eb340474dc3140912d484e4279aa
parentc5dfd654d0ec0a28fe81e7bd4d4fd984a9855e09
drm/amdgpu/dce11: Re-set VBLANK interrupt state when enabling a CRTC

Something (ATOM BIOS?) seems to be clobbering the LB_INTERRUPT_MASK
register while the CRTC is off, which caused e.g. glxgears or
gnome-shell to hang after a modeset.

Reviewed-and-Tested-by: Alex Deucher <alexander.deucher@amd.com>
Tested-by: Sonny Jiang <sonny.jiang@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
drivers/gpu/drm/amd/amdgpu/dce_v11_0.c