wlc_phy_papd_decode_epsilon
void wlc_phy_papd_decode_epsilon(u32 epsilon, s32 *eps_real, s32 *eps_imag);
wlc_phy_papd_decode_epsilon(src[phy_a2], &phy_a4,
wlc_phy_papd_decode_epsilon(phy_a9, &phy_a7, &phy_a8);
wlc_phy_papd_decode_epsilon(phy_a9, &phy_a7, &phy_a8);