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| author |   Eric Yang <Eric.Yang2@amd.com> | 2021-08-25 20:02:22 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2021-09-14 15:57:10 -0400 |
| commit | ac02dc34258569b793b78483154ca336f103946f (patch) | |
| tree | 5d4582fb0c534025912ad5e7ac2536e4e19e293c /drivers/gpu/drm/amd/display/modules | |
| parent | drm/amd/display: dsc mst 2 4K displays go dark with 2 lane HBR3 (diff) | |
| download | wireguard-linux-ac02dc34258569b793b78483154ca336f103946f.tar.xz wireguard-linux-ac02dc34258569b793b78483154ca336f103946f.zip | |
drm/amd/display: Add periodic detection when zstate is enabled
[Why]
When system is in Z10 HPD interrupts cannot fire, we may miss display
configuration changes.
[How]
When Zstate is enabled, if DMUB indicate DCN has lost power, do a
complete detection periodically.
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Mikita Lipski <mikita.lipski@amd.com>
Signed-off-by: Eric Yang <Eric.Yang2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules')
0 files changed, 0 insertions, 0 deletions