RT2661_RF_BUSY 1985 dev/ic/rt2661.c if (!(RAL_READ(sc, RT2661_PHY_CSR4) & RT2661_RF_BUSY)) RT2661_RF_BUSY 1994 dev/ic/rt2661.c tmp = RT2661_RF_BUSY | RT2661_RF_21BIT | (val & 0x1fffff) << 2 |