drm/amd/display: add dcn21 bw validation

[Why&How]
Create a separate dcn21_fast_validate_bw function for dcn21.

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dmytro Laktyushkin 2020-09-18 15:05:09 -04:00 • committed by Alex Deucher
commit ea817dd5ad
3 changed files with 122 additions and 2 deletions