R92C_FPGA0_TXINFO
reg = rtwn_bb_read(sc, R92C_FPGA0_TXINFO);
rtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg);
reg = urtwn_bb_read(sc, R92C_FPGA0_TXINFO);
urtwn_bb_write(sc, R92C_FPGA0_TXINFO, reg);