R92C_WMAC_TRXPTCL_CTL
reg = rtwn_read_4(sc, R92C_WMAC_TRXPTCL_CTL);
rtwn_write_4(sc, R92C_WMAC_TRXPTCL_CTL, reg);
reg = rtwn_read_2(sc, R92C_WMAC_TRXPTCL_CTL);
rtwn_write_2(sc, R92C_WMAC_TRXPTCL_CTL, reg);
reg = rtwn_read_2(sc, R92C_WMAC_TRXPTCL_CTL);
rtwn_write_2(sc, R92C_WMAC_TRXPTCL_CTL, reg);