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(parent: d0dac5f) | patch
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)
commit8933f578945f85e773d2450ed7ca83715bc30aba
tree43ebcdfb3af6eb340474dc3140912d484e4279aatree | snapshot
parentd0dac5f61e4167fc5f841b218b08df4c70d883b8commit | diff
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 diff | blob | history
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