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(parent: 3e9a83d) | patch
drm/amdgpu/dce8: Re-set VBLANK interrupt state when enabling a CRTC
authorMichel Dänzer <michel.daenzer@amd.com>
Thu, 9 Jul 2015 09:24:24 +0000 (18:24 +0900)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 16 Jul 2015 16:39:44 +0000 (12:39 -0400)
commit68e00cb49a998895ae656624da5a83233dfcc838
treea2e74bcf3879a0f0b7e38907d40be86aea21ef6atree | snapshot
parent3e9a83d37f435fec8fd2d758d447e982cf38a9d0commit | diff
drm/amdgpu/dce8: 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.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
drivers/gpu/drm/amd/amdgpu/dce_v8_0.c diff | blob | history
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