The rx descriptor contains a STBC indicator. If the indicator is set the frame was received with STBC. Signed-off-by: Philipp Borgers <borgers@xxxxxxxxxxxxxxx> --- drivers/net/wireless/ath/ath9k/ar9003_mac.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c b/drivers/net/wireless/ath/ath9k/ar9003_mac.c index 76b538942a79..5184a0aacfe2 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c @@ -522,6 +522,8 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, rxs->rs_moreaggr = (rxsp->status11 & AR_RxMoreAggr) ? 1 : 0; rxs->rs_antenna = (MS(rxsp->status4, AR_RxAntenna) & 0x7); rxs->enc_flags |= (rxsp->status4 & AR_GI) ? RX_ENC_FLAG_SHORT_GI : 0; + rxs->enc_flags |= + (rxsp->status4 & AR_STBC) ? (1 << RX_ENC_FLAG_STBC_SHIFT) : 0; rxs->bw = (rxsp->status4 & AR_2040) ? RATE_INFO_BW_40 : RATE_INFO_BW_20; rxs->evm0 = rxsp->status6; -- 2.31.1