drm/amd/display: Assign disp_cfg_index_max when dml21

[WHY & HOW]
The assignment of disp_cfg_index_max is missed and should be
assigned to __DML2_WRAPPER_MAX_STREAMS_PLANES__.

Fixes: 55ec7679e6 ("drm/amd/display: Limit array index according to architecture")
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Hung 2024-05-02 10:30:12 -06:00 • committed by Alex Deucher
commit b3f4ee8e4a