From: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
In the current code, the rate scaling isn't fed with
statistics from the BA notifications.
This is since my patch:
iwlagn: reclaim the packets in transport layer
Fix that.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@xxxxxxxxx>
---
drivers/net/wireless/iwlwifi/iwl-agn-tx.c | 13 +++++++++----
1 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index 12a9808..0e5d649 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -342,6 +342,8 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
iwl_update_stats(priv, true, fc, len);
+ memset(&info->status, 0, sizeof(info->status));
+
info->driver_data[0] = ctx;
info->driver_data[1] = dev_cmd;
@@ -580,6 +582,9 @@ static void iwl_rx_reply_tx_agg(struct iwl_priv *priv,
IWL_DEBUG_COEX(priv, "receive reply tx w/ bt_kill\n");
}
+ if (tx_resp->frame_count == 1)
+ return;
+
/* Construct bit-map of pending frames within Tx window */
for (i = 0; i < tx_resp->frame_count; i++) {
u16 fstatus = le16_to_cpu(frame_status[i].status);
@@ -938,7 +943,10 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
else
WARN_ON_ONCE(1);
- if (freed == 0) {
+ info = IEEE80211_SKB_CB(skb);
+ kmem_cache_free(priv->tx_cmd_pool, (info->driver_data[1]));
+
+ if (freed == 1) {
/* this is the first skb we deliver in this batch */
/* put the rate scaling data there */
info = IEEE80211_SKB_CB(skb);
@@ -951,9 +959,6 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
info);
}
- info = IEEE80211_SKB_CB(skb);
- kmem_cache_free(priv->tx_cmd_pool, (info->driver_data[1]));
-
ieee80211_tx_status_irqsafe(priv->hw, skb);
}
--
1.7.0.4
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