From 8ad71bef4a9d8173cbcfbb2f796b08d33d4ca01b Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Thu, 25 Aug 2011 23:11:32 -0700 Subject: iwlagn: move tx queues to transport layer This finalizes the move of the data path to the transport layer. Signed-off-by: Emmanuel Grumbach Signed-off-by: Wey-Yi Guy Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl-agn-tx.c | 23 ++--------------------- 1 file changed, 2 insertions(+), 21 deletions(-) (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-tx.c') diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c index 009c35a8d20b..f8a4bcf0a34b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -742,7 +742,6 @@ void iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) u16 sequence = le16_to_cpu(pkt->hdr.sequence); int txq_id = SEQ_TO_QUEUE(sequence); int cmd_index = SEQ_TO_INDEX(sequence); - struct iwl_tx_queue *txq = &priv->txq[txq_id]; struct iwlagn_tx_resp *tx_resp = (void *)&pkt->u.raw[0]; struct ieee80211_hdr *hdr; u32 status = le16_to_cpu(tx_resp->status.status); @@ -755,17 +754,7 @@ void iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) struct sk_buff_head skbs; struct sk_buff *skb; struct iwl_rxon_context *ctx; - - 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; + bool is_agg = (txq_id >= IWLAGN_FIRST_AMPDU_QUEUE); tid = (tx_resp->ra_tid & IWLAGN_TX_RES_TID_MSK) >> IWLAGN_TX_RES_TID_POS; @@ -774,12 +763,10 @@ void iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) spin_lock_irqsave(&priv->shrd->sta_lock, flags); - if (txq->sched_retry) + if (is_agg) 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), sta_id, tid, txq_id, @@ -850,14 +837,12 @@ void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, { struct iwl_rx_packet *pkt = rxb_addr(rxb); struct iwl_compressed_ba_resp *ba_resp = &pkt->u.compressed_ba; - struct iwl_tx_queue *txq = NULL; struct iwl_ht_agg *agg; struct sk_buff_head reclaimed_skbs; struct ieee80211_tx_info *info; struct ieee80211_hdr *hdr; struct sk_buff *skb; unsigned long flags; - int index; int sta_id; int tid; int freed; @@ -875,14 +860,10 @@ void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, return; } - txq = &priv->txq[scd_flow]; sta_id = ba_resp->sta_id; tid = ba_resp->tid; agg = &priv->shrd->tid_data[sta_id][tid].agg; - /* Find index of block-ack window */ - index = ba_resp_scd_ssn & (txq->q.n_bd - 1); - spin_lock_irqsave(&priv->shrd->sta_lock, flags); if (unlikely(agg->txq_id != scd_flow)) { -- cgit v1.2.3