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[ath_hal] add locationing / tx-beamforming RX status descriptor decoding.

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* LOC_INFO is mostly just "did this packet come with a locationing
  timestamp instead of TSF";
* Decode not-sounding, uploaded-data, data-valid, data type and
  number of extension spatial streams.
This commit is contained in:
Adrian Chadd 2016-07-08 22:39:37 +00:00
parent ada3f60304
commit b10add4ea4
1 changed files with 29 additions and 5 deletions
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34
sys/contrib/dev/ath/ath_hal/ar9300/ar9300_recv_ds.c
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@ -94,8 +94,15 @@ ar9300_proc_rx_desc_fast(struct ath_hal *ah, struct ath_desc *ds,
rxs->rs_moreaggr = (rxsp->status11 & AR_rx_more_aggr) ? 1 : 0;
rxs->rs_antenna = (MS(rxsp->status4, AR_rx_antenna) & 0x7);
rxs->rs_flags = (rxsp->status11 & AR_apsd_trig) ? HAL_RX_IS_APSD : 0;
rxs->rs_flags |= (rxsp->status4 & AR_gi) ? HAL_RX_GI : 0;
rxs->rs_flags |= (rxsp->status4 & AR_2040) ? HAL_RX_2040 : 0;
rxs->rs_flags |= (rxsp->status4 & AR_gi) ? HAL_RX_GI : 0;
rxs->rs_flags |= (rxsp->status4 & AR_2040) ? HAL_RX_2040 : 0;
/* TX beamforming; CSI for locationing */
rxs->rs_flags |= (rxsp->status2 & AR_hw_upload_data) ? HAL_RX_HW_UPLOAD_DATA : 0;
rxs->rs_flags |= (rxsp->status4 & AR_rx_not_sounding) ? 0 : HAL_RX_HW_SOUNDING;
rxs->rs_ness = MS(rxsp->status4, AR_rx_ness);
rxs->rs_flags |= (rxsp->status4 & AR_hw_upload_data_valid) ? HAL_RX_UPLOAD_VALID : 0;
rxs->rs_hw_upload_data_type = MS(rxsp->status11, AR_hw_upload_data_type);
/* Copy EVM information */
rxs->rs_evm0 = rxsp->status6;
@ -133,9 +140,9 @@ ar9300_proc_rx_desc_fast(struct ath_hal *ah, struct ath_desc *ds,
if (rxsp->status11 & AR_crc_err) {
rxs->rs_status |= HAL_RXERR_CRC;
/*
* ignore CRC flag for phy reports
*/
/*
* ignore CRC flag for phy reports
*/
if (rxsp->status11 & AR_phyerr) {
u_int phyerr = MS(rxsp->status11, AR_phy_err_code);
rxs->rs_status |= HAL_RXERR_PHY;
@ -164,6 +171,23 @@ ar9300_proc_rx_desc_fast(struct ath_hal *ah, struct ath_desc *ds,
} else if (rxsp->status11 & AR_michael_err) {
rxs->rs_status |= HAL_RXERR_MIC;
}
} else {
if (rxsp->status11 & AR_position_bit) {
#if 1
rxs->rs_flags |= HAL_RX_LOC_INFO;
#else
/*
* If the locationing counter is enabled, Osprey always
* seems to put AR_position_bit in each frame.
* So, only do this if we also have a valid upload
* and it's type "1" (which I'm guessing is CSI.)
*/
if ((rxs->rs_flags & HAL_RX_UPLOAD_VALID) &&
(rxs->rs_hw_upload_data_type == 1)) {
rxs->rs_flags |= HAL_RX_LOC_INFO;
}
#endif
}
}
#if 0
rxs->rs_channel = AH_PRIVATE(ah)->ah_curchan->channel;