drm/amd/display: handle "18" case in TruncToValidBPP

Handle 18 DecimalBPP like other cases

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Bhawanpreet Lakha 2019-10-03 14:48:10 -04:00 • committed by Alex Deucher
commit 1952a21cf3