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| author |   Alvin Lee <Alvin.Lee2@amd.com> | 2021-11-04 16:52:15 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2021-11-17 16:58:11 -0500 |
| commit | d493a0244fce12de22a220468e6628bb008a0e58 (patch) | |
| tree | 3948f3d9617d28e699222740935bf8902a155106 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
| parent | drm/amd/display: Initialise encoder assignment when initialising dc_state (diff) | |
| download | wireguard-linux-d493a0244fce12de22a220468e6628bb008a0e58.tar.xz wireguard-linux-d493a0244fce12de22a220468e6628bb008a0e58.zip | |
drm/amd/display: Wait for ACK for INBOX0 HW Lock
[Why]
In DC we want to wait for the INBOX0 HW Lock command to ACK before
continuing. This is to ensure that the lock has been successfully
acquired before programming HW in DC.
[How]
Add interfaces to send messages on INBOX0, poll for their completation
and clear the ack.
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alvin Lee <Alvin.Lee2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
0 files changed, 0 insertions, 0 deletions