bcm_sf2_get_num_udf_slices
num_udf = bcm_sf2_get_num_udf_slices(layout->udfs[slice_num].slices);
num_udf = bcm_sf2_get_num_udf_slices(layout->udfs[slice_num].slices);
num_udf = bcm_sf2_get_num_udf_slices(layout->udfs[slice_num].slices);