mt76_get_of_array_s8
val = mt76_get_of_array_s8(np, "rates-cck", &len, ARRAY_SIZE(dest->cck));
val = mt76_get_of_array_s8(np, "rates-ofdm",
val = mt76_get_of_array_s8(np, "rates-mcs", &len, mcs_rates + 1);
val = mt76_get_of_array_s8(np, "rates-ru", &len, ru_rates + 1);
val = mt76_get_of_array_s8(np, "paths-cck", &len, ARRAY_SIZE(dest->path.cck));
val = mt76_get_of_array_s8(np, "paths-ofdm", &len, ARRAY_SIZE(dest->path.ofdm));
val = mt76_get_of_array_s8(np, "paths-ofdm-bf", &len, ARRAY_SIZE(dest->path.ofdm_bf));
val = mt76_get_of_array_s8(np, "paths-ru", &len, ARRAY_SIZE(dest->path.ru[0]) + 1);
val = mt76_get_of_array_s8(np, "paths-ru-bf", &len, ARRAY_SIZE(dest->path.ru_bf[0]) + 1);