drm/amd/display: Remove unused code

Remove some code that is never used from freesync file.

Tested-by: Daniel Wheeler <Daniel.Wheeler@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rodrigo Siqueira 2023-01-03 16:13:14 -05:00 • committed by Alex Deucher
commit 2eb82aaa58