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| author | Meenakshikumar Somasundaram <meenakshikumar.somasundaram@amd.com> | 2022-07-11 18:37:41 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-08-10 15:30:06 -0400 |
| commit | 30456ffa65469d1d2e5e1da05017e6728d24c11c (patch) | |
| tree | 96e69f04e4099013fa4388c467eb5397c8a57669 /drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | |
| parent | b2a93490201300a749ad261b5c5d05cb50179c44 (diff) | |
| download | linux-30456ffa65469d1d2e5e1da05017e6728d24c11c.tar.gz linux-30456ffa65469d1d2e5e1da05017e6728d24c11c.tar.bz2 linux-30456ffa65469d1d2e5e1da05017e6728d24c11c.zip | |
drm/amd/display: Fix TDR eDP and USB4 display light up issue
[Why]
After TDR recovery, eDP and USB4 display does not light up. Because
dmub outbox notifications are not enabled after dmub reload and link
encoder assignments for the streams are not cleared before dc state
reset.
[How]
- Dmub outbox notification is enabled after tdr recovery by issuing
inbox command to dmub.
- Link encoders for the streams are unassigned before dc state reset.
Reviewed-by: Jimmy Kizito <Jimmy.Kizito@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Meenakshikumar Somasundaram <meenakshikumar.somasundaram@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/amdgpu/amdgpu_debugfs.c')
0 files changed, 0 insertions, 0 deletions