ICE_MIN_BW_LIMIT
if (min_rate && min_rate < ICE_MIN_BW_LIMIT) {
min_rate, ICE_MIN_BW_LIMIT);
iter_div_u64_rem(min_rate, ICE_MIN_BW_LIMIT, &rem);
i, ICE_MIN_BW_LIMIT);
iter_div_u64_rem(max_rate, ICE_MIN_BW_LIMIT, &rem);
i, ICE_MIN_BW_LIMIT);