a_uint32_t pktLen, HAL_PKT_TYPE type, a_uint32_t txPower,
a_uint32_t keyIx, HAL_KEY_TYPE keyType, a_uint32_t flags);
extern void ar5416Set11nRateScenario_20(struct ath_tx_desc *ds,
a_uint32_t pktLen, HAL_PKT_TYPE type, a_uint32_t txPower,
a_uint32_t keyIx, HAL_KEY_TYPE keyType, a_uint32_t flags);
extern void ar5416Set11nRateScenario_20(struct ath_tx_desc *ds,