XE_OAM_UNIT_SAG
[XE_OAM_UNIT_SAG] = XE_OAM_SAG_BASE,
u->type = i == XE_OAM_UNIT_SAG && GRAPHICS_VER(gt_to_xe(gt)) >= 20 ?
BUILD_BUG_ON(XE_OAM_UNIT_SAG != 0);