R92C_WMAC_TRXPTCL_CTL
reg = rtwn_read_4(sc, R92C_WMAC_TRXPTCL_CTL);
rtwn_write_4(sc, R92C_WMAC_TRXPTCL_CTL, reg);
rtwn_setbits_2(sc, R92C_WMAC_TRXPTCL_CTL, 0x100, 0x80);
rtwn_setbits_2(sc, R92C_WMAC_TRXPTCL_CTL, 0x180, 0);
rtwn_setbits_2(sc, R92C_WMAC_TRXPTCL_CTL, 0x180, 0x100);
rtwn_setbits_2(sc, R92C_WMAC_TRXPTCL_CTL, 0x100, 0x80);
rtwn_setbits_2(sc, R92C_WMAC_TRXPTCL_CTL, 0x180, 0);