b43_tssi2dbm_ad
m1 = b43_tssi2dbm_ad(16 * pab0 + index * pab1, 32);
m2 = max(b43_tssi2dbm_ad(32768 + index * pab2, 256), 1);
q = b43_tssi2dbm_ad(f * 4096 -
b43_tssi2dbm_ad(m2 * f, 16) * f, 2048);
entry[index] = clamp_val(b43_tssi2dbm_ad(m1 * f, 8192), -127, 128);