R92C_INIDATA_RATE_SEL
R92C_INIDATA_RATE_SEL(R92C_MACID_BC), maxbasicrate);
R92C_INIDATA_RATE_SEL(R92C_MACID_BSS), 0);
rtwn_write_1(sc, R92C_INIDATA_RATE_SEL(R92C_MACID_BC),
rtwn_write_1(sc, R92C_INIDATA_RATE_SEL(R92C_MACID_BSS),