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path: root/drivers/net/wireless/mwifiex/wmm.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/wmm.c')
-rw-r--r--drivers/net/wireless/mwifiex/wmm.c36
1 files changed, 26 insertions, 10 deletions
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c
index 69e260b41711..6c239c3c8249 100644
--- a/drivers/net/wireless/mwifiex/wmm.c
+++ b/drivers/net/wireless/mwifiex/wmm.c
@@ -121,7 +121,6 @@ mwifiex_wmm_allocate_ralist_node(struct mwifiex_adapter *adapter, u8 *ra)
memcpy(ra_list->ra, ra, ETH_ALEN);
ra_list->total_pkts_size = 0;
- ra_list->total_pkts = 0;
dev_dbg(adapter->dev, "info: allocated ra_list %p\n", ra_list);
@@ -648,7 +647,6 @@ mwifiex_wmm_add_buf_txqueue(struct mwifiex_adapter *adapter,
skb_queue_tail(&ra_list->skb_head, skb);
ra_list->total_pkts_size += skb->len;
- ra_list->total_pkts++;
atomic_inc(&priv->wmm.tx_pkts_queued);
@@ -975,6 +973,28 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter,
}
/*
+ * This function checks if 11n aggregation is possible.
+ */
+static int
+mwifiex_is_11n_aggragation_possible(struct mwifiex_private *priv,
+ struct mwifiex_ra_list_tbl *ptr,
+ int max_buf_size)
+{
+ int count = 0, total_size = 0;
+ struct sk_buff *skb, *tmp;
+
+ skb_queue_walk_safe(&ptr->skb_head, skb, tmp) {
+ total_size += skb->len;
+ if (total_size >= max_buf_size)
+ break;
+ if (++count >= MIN_NUM_AMSDU)
+ return true;
+ }
+
+ return false;
+}
+
+/*
* This function sends a single packet to firmware for transmission.
*/
static void
@@ -1001,7 +1021,6 @@ mwifiex_send_single_packet(struct mwifiex_private *priv,
dev_dbg(adapter->dev, "data: dequeuing the packet %p %p\n", ptr, skb);
ptr->total_pkts_size -= skb->len;
- ptr->total_pkts--;
if (!skb_queue_empty(&ptr->skb_head))
skb_next = skb_peek(&ptr->skb_head);
@@ -1027,7 +1046,6 @@ mwifiex_send_single_packet(struct mwifiex_private *priv,
skb_queue_tail(&ptr->skb_head, skb);
ptr->total_pkts_size += skb->len;
- ptr->total_pkts++;
tx_info->flags |= MWIFIEX_BUF_FLAG_REQUEUED_PKT;
spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock,
ra_list_flags);
@@ -1107,8 +1125,8 @@ mwifiex_send_processed_packet(struct mwifiex_private *priv,
tx_param.next_pkt_len =
((skb_next) ? skb_next->len +
sizeof(struct txpd) : 0);
- ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
- skb->data, skb->len, &tx_param);
+ ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, skb,
+ &tx_param);
switch (ret) {
case -EBUSY:
dev_dbg(adapter->dev, "data: -EBUSY is returned\n");
@@ -1213,11 +1231,9 @@ mwifiex_dequeue_tx_packet(struct mwifiex_adapter *adapter)
mwifiex_send_delba(priv, tid_del, ra, 1);
}
}
-/* Minimum number of AMSDU */
-#define MIN_NUM_AMSDU 2
-
if (mwifiex_is_amsdu_allowed(priv, tid) &&
- (ptr->total_pkts >= MIN_NUM_AMSDU))
+ mwifiex_is_11n_aggragation_possible(priv, ptr,
+ adapter->tx_buf_size))
mwifiex_11n_aggregate_pkt(priv, ptr, INTF_HEADER_LEN,
ptr_index, flags);
/* ra_list_spinlock has been freed in