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mirror_ubuntu-kernels/drivers/gpu/drm/amd/display/dmub
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Hung, Cruise 6ecf9773a5 drm/amd/display: Fix DMUB outbox trace in S4 (#4465) 
[Why]
DMUB Outbox0 read/write pointer not sync after resumed from S4.
And that caused old traces were sent to outbox.

[How]
Disable DMUB Outbox0 interrupt
and clear DMUB Outbox0 read/write pointer when resumes from S4.
And then enable Outbox0 interrupt before starts DMCUB.

Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Jasdeep Dhillon <jdhillon@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Cruise Hung <Cruise.Hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-06-01 15:56:48 -04:00
..
inc drm/amd/display: [FW Promotion] Release 0.0.115.0 2022-05-04 10:43:55 -04:00
src drm/amd/display: Fix DMUB outbox trace in S4 (#4465) 2022-06-01 15:56:48 -04:00
dmub_srv_stat.h drm/amd/display: Support for DMUB AUX 2021-03-02 14:05:41 -05:00
dmub_srv.h drm/amd/display: Add Connection Manager boot option. 2022-05-04 10:43:55 -04:00