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author | Pradeep Kumar Chitrapu <quic_pradeepc@quicinc.com> | 2023-04-17 13:35:02 +0300 |
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committer | Kalle Valo <quic_kvalo@quicinc.com> | 2023-04-19 17:23:22 +0300 |
commit | 6257c702264c44d74c6b71f0c62a7665da2dc356 (patch) | |
tree | dc60720a6955b9656833303130d76b76684dde53 /drivers/net | |
parent | 20487cc3ff36bbfa9505f0a078ba98f09abfc717 (diff) | |
download | linux-stable-6257c702264c44d74c6b71f0c62a7665da2dc356.tar.gz linux-stable-6257c702264c44d74c6b71f0c62a7665da2dc356.tar.bz2 linux-stable-6257c702264c44d74c6b71f0c62a7665da2dc356.zip |
wifi: ath11k: fix tx status reporting in encap offload mode
ieee80211_tx_status() treats packets in 802.11 frame format and
tries to extract sta address from packet header. When tx encap
offload is enabled, this becomes invalid operation. Hence, switch
to using ieee80211_tx_status_ext() after filling in station
address for handling both 802.11 and 802.3 frames.
Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.7.0.1-01744-QCAHKSWPL_SILICONZ-1
Signed-off-by: Pradeep Kumar Chitrapu <quic_pradeepc@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20230403195738.25367-2-quic_pradeepc@quicinc.com
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/wireless/ath/ath11k/dp.h | 4 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath11k/dp_tx.c | 33 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath11k/dp_tx.h | 1 |
3 files changed, 37 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath11k/dp.h b/drivers/net/wireless/ath/ath11k/dp.h index 6022e27ba91d..d04f78ab6b37 100644 --- a/drivers/net/wireless/ath/ath11k/dp.h +++ b/drivers/net/wireless/ath/ath11k/dp.h @@ -303,12 +303,16 @@ struct ath11k_dp { #define HTT_TX_WBM_COMP_STATUS_OFFSET 8 +#define HTT_INVALID_PEER_ID 0xffff + /* HTT tx completion is overlaid in wbm_release_ring */ #define HTT_TX_WBM_COMP_INFO0_STATUS GENMASK(12, 9) #define HTT_TX_WBM_COMP_INFO0_REINJECT_REASON GENMASK(16, 13) #define HTT_TX_WBM_COMP_INFO0_REINJECT_REASON GENMASK(16, 13) #define HTT_TX_WBM_COMP_INFO1_ACK_RSSI GENMASK(31, 24) +#define HTT_TX_WBM_COMP_INFO2_SW_PEER_ID GENMASK(15, 0) +#define HTT_TX_WBM_COMP_INFO2_VALID BIT(21) struct htt_tx_wbm_completion { u32 info0; diff --git a/drivers/net/wireless/ath/ath11k/dp_tx.c b/drivers/net/wireless/ath/ath11k/dp_tx.c index 8afbba236935..08a28464eb7a 100644 --- a/drivers/net/wireless/ath/ath11k/dp_tx.c +++ b/drivers/net/wireless/ath/ath11k/dp_tx.c @@ -316,10 +316,12 @@ ath11k_dp_tx_htt_tx_complete_buf(struct ath11k_base *ab, struct dp_tx_ring *tx_ring, struct ath11k_dp_htt_wbm_tx_status *ts) { + struct ieee80211_tx_status status = { 0 }; struct sk_buff *msdu; struct ieee80211_tx_info *info; struct ath11k_skb_cb *skb_cb; struct ath11k *ar; + struct ath11k_peer *peer; spin_lock(&tx_ring->tx_idr_lock); msdu = idr_remove(&tx_ring->txbuf_idr, ts->msdu_id); @@ -341,6 +343,11 @@ ath11k_dp_tx_htt_tx_complete_buf(struct ath11k_base *ab, dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); + if (!skb_cb->vif) { + dev_kfree_skb_any(msdu); + return; + } + memset(&info->status, 0, sizeof(info->status)); if (ts->acked) { @@ -355,7 +362,23 @@ ath11k_dp_tx_htt_tx_complete_buf(struct ath11k_base *ab, } } - ieee80211_tx_status(ar->hw, msdu); + spin_lock_bh(&ab->base_lock); + peer = ath11k_peer_find_by_id(ab, ts->peer_id); + if (!peer || !peer->sta) { + ath11k_dbg(ab, ATH11K_DBG_DATA, + "dp_tx: failed to find the peer with peer_id %d\n", + ts->peer_id); + spin_unlock_bh(&ab->base_lock); + dev_kfree_skb_any(msdu); + return; + } + spin_unlock_bh(&ab->base_lock); + + status.sta = peer->sta; + status.info = info; + status.skb = msdu; + + ieee80211_tx_status_ext(ar->hw, &status); } static void @@ -379,7 +402,15 @@ ath11k_dp_tx_process_htt_tx_complete(struct ath11k_base *ab, ts.msdu_id = msdu_id; ts.ack_rssi = FIELD_GET(HTT_TX_WBM_COMP_INFO1_ACK_RSSI, status_desc->info1); + + if (FIELD_GET(HTT_TX_WBM_COMP_INFO2_VALID, status_desc->info2)) + ts.peer_id = FIELD_GET(HTT_TX_WBM_COMP_INFO2_SW_PEER_ID, + status_desc->info2); + else + ts.peer_id = HTT_INVALID_PEER_ID; + ath11k_dp_tx_htt_tx_complete_buf(ab, tx_ring, &ts); + break; case HAL_WBM_REL_HTT_TX_COMP_STATUS_REINJ: case HAL_WBM_REL_HTT_TX_COMP_STATUS_INSPECT: diff --git a/drivers/net/wireless/ath/ath11k/dp_tx.h b/drivers/net/wireless/ath/ath11k/dp_tx.h index e87d65bfbf06..68a21ea9b934 100644 --- a/drivers/net/wireless/ath/ath11k/dp_tx.h +++ b/drivers/net/wireless/ath/ath11k/dp_tx.h @@ -13,6 +13,7 @@ struct ath11k_dp_htt_wbm_tx_status { u32 msdu_id; bool acked; int ack_rssi; + u16 peer_id; }; void ath11k_dp_tx_update_txcompl(struct ath11k *ar, struct hal_tx_status *ts); |