drm/amd/display: Make OPTC3 function accessible to other DCN

[Why]
Newer DCN should use optc3

[How]
Declare optc3 vmin/vmax function in header.

Signed-off-by: Alvin Lee <Alvin.Lee2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alvin Lee 2022-04-19 11:22:17 -04:00 • committed by Alex Deucher
commit bbb6e5ae7c
4 changed files with 8 additions and 2 deletions