brcms_c_calc_lsig_len
u16 mmodelen = brcms_c_calc_lsig_len(wlc, rspec,
u16 mmfbrlen = brcms_c_calc_lsig_len(wlc, rspec_fallback,
brcms_c_calc_lsig_len(wlc, rspec[0], phylen);
brcms_c_calc_lsig_len(wlc, rspec[1], phylen);
u16 brcms_c_calc_lsig_len(struct brcms_c_info *wlc, u32 ratespec, uint mac_len);