RT2560_TX_BUSY
if ((letoh32(desc->flags) & RT2560_TX_BUSY) ||
htole32(RT2560_TX_BUSY | RT2560_TX_VALID);
(RT2560_TX_BUSY | RT2560_TX_CIPHER_BUSY))
desc->flags |= htole32(RT2560_TX_BUSY | RT2560_TX_VALID);
if ((letoh32(desc->flags) & RT2560_TX_BUSY) ||