- info->antenna_sel_tx =
- ((rate_n_flags & RATE_MCS_ANT_ABC_MSK) >> RATE_MCS_ANT_POS);
- if (rate_n_flags & RATE_MCS_HT_MSK)
- r->flags |= IEEE80211_TX_RC_MCS;
- if (rate_n_flags & RATE_MCS_GF_MSK)
- r->flags |= IEEE80211_TX_RC_GREEN_FIELD;
- if (rate_n_flags & RATE_MCS_HT40_MSK)
- r->flags |= IEEE80211_TX_RC_40_MHZ_WIDTH;
- if (rate_n_flags & RATE_MCS_DUP_MSK)
- r->flags |= IEEE80211_TX_RC_DUP_DATA;
- if (rate_n_flags & RATE_MCS_SGI_MSK)
- r->flags |= IEEE80211_TX_RC_SHORT_GI;
- r->idx = iwlagn_hwrate_to_mac80211_idx(rate_n_flags, info->band);
+ if ((cmd_index >= txq->q.n_bd) ||
+ (iwl_queue_used(&txq->q, cmd_index) == 0)) {
+ IWL_ERR(priv, "%s: Read index for DMA queue txq_id (%d) "
+ "cmd_index %d is out of range [0-%d] %d %d\n",
+ __func__, txq_id, cmd_index, txq->q.n_bd,
+ txq->q.write_ptr, txq->q.read_ptr);
+ return;
+ }
+
+ txq->time_stamp = jiffies;
+
+ tid = (tx_resp->ra_tid & IWLAGN_TX_RES_TID_MSK) >>
+ IWLAGN_TX_RES_TID_POS;
+ sta_id = (tx_resp->ra_tid & IWLAGN_TX_RES_RA_MSK) >>
+ IWLAGN_TX_RES_RA_POS;
+
+ spin_lock_irqsave(&priv->shrd->sta_lock, flags);
+
+ if (txq->sched_retry)
+ iwl_rx_reply_tx_agg(priv, tx_resp);
+
+ if (tx_resp->frame_count == 1) {
+ bool is_agg = (txq_id >= IWLAGN_FIRST_AMPDU_QUEUE);
+
+ __skb_queue_head_init(&skbs);
+ /*we can free until ssn % q.n_bd not inclusive */
+ iwl_trans_reclaim(trans(priv), txq_id, ssn, status, &skbs);
+ freed = 0;
+ while (!skb_queue_empty(&skbs)) {
+ skb = __skb_dequeue(&skbs);
+ hdr = (struct ieee80211_hdr *)skb->data;
+
+ if (!ieee80211_is_data_qos(hdr->frame_control))
+ priv->last_seq_ctl = tx_resp->seq_ctl;
+
+ info = IEEE80211_SKB_CB(skb);
+ ctx = info->driver_data[0];
+
+ memset(&info->status, 0, sizeof(info->status));
+
+ if (status == TX_STATUS_FAIL_PASSIVE_NO_RX &&
+ iwl_is_associated_ctx(ctx) && ctx->vif &&
+ ctx->vif->type == NL80211_IFTYPE_STATION) {
+ ctx->last_tx_rejected = true;
+ iwl_stop_queue(priv, &priv->txq[txq_id]);
+
+ IWL_DEBUG_TX_REPLY(priv,
+ "TXQ %d status %s (0x%08x) "
+ "rate_n_flags 0x%x retries %d\n",
+ txq_id,
+ iwl_get_tx_fail_reason(status),
+ status,
+ le32_to_cpu(tx_resp->rate_n_flags),
+ tx_resp->failure_frame);
+
+ IWL_DEBUG_TX_REPLY(priv,
+ "FrameCnt = %d, idx=%d\n",
+ tx_resp->frame_count, cmd_index);
+ }
+
+ /* check if BAR is needed */
+ if (is_agg && !iwl_is_tx_success(status))
+ info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
+ iwlagn_set_tx_status(priv, IEEE80211_SKB_CB(skb),
+ tx_resp, is_agg);
+ if (!is_agg)
+ iwlagn_non_agg_tx_status(priv, ctx, hdr->addr1);
+
+ ieee80211_tx_status_irqsafe(priv->hw, skb);
+
+ freed++;
+ }
+
+ WARN_ON(!is_agg && freed != 1);
+
+ iwl_free_tfds_in_queue(priv, sta_id, tid, freed);
+ iwlagn_txq_check_empty(priv, sta_id, tid, txq_id);
+ }
+
+ iwl_check_abort_status(priv, tx_resp->frame_count, status);
+ spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);