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| author |   Yu-ting Shen <Yu-ting.Shen@amd.com> | 2020-02-07 15:19:31 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2020-02-25 11:10:08 -0500 |
| commit | cab5dec425f19f3d4eeca0d8e073578cbed66d8d (patch) | |
| tree | fde65b894009996b7a244bd03c449e43967b0b8b /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | drm/amd/display: Access patches from stream for ignore MSA monitor patch (diff) | |
| download | linux-dev-cab5dec425f19f3d4eeca0d8e073578cbed66d8d.tar.xz linux-dev-cab5dec425f19f3d4eeca0d8e073578cbed66d8d.zip | |
drm/amd/display: limit display clock to 100MHz to avoid FIFO error
[Why]
when changing display clock, SMU need to use power up DFS and use
DENTIST to ramp DFS DID to switch target frequency before switching back
to bypass.
[How]
fixed the minimum display clock to 100MHz, it's W/A the same with PCO.
Signed-off-by: Yu-ting Shen <Yu-ting.Shen@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
0 files changed, 0 insertions, 0 deletions