From 55cfe9ec97cadf1a54486b1e3f516304f1473e20 Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Mon, 21 Jan 2013 13:12:57 +0200 Subject: [PATCH] Revert "iwlwifi: fix the reclaimed packet tracking upon flush queue" commit ae023b2795d36f0f077e157428eb7eafa29ee412 upstream. This reverts commit f590dcec944552f9a4a61155810f3abd17d6465d which has been reported to cause issues. See https://lkml.org/lkml/2013/1/20/4 for further details. Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg Signed-off-by: Greg Kroah-Hartman --- drivers/net/wireless/iwlwifi/dvm/tx.c | 24 +++++++----------------- 1 file changed, 7 insertions(+), 17 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/dvm/tx.c b/drivers/net/wireless/iwlwifi/dvm/tx.c index aecf1cefc7d0..b09adab9bd63 100644 --- a/drivers/net/wireless/iwlwifi/dvm/tx.c +++ b/drivers/net/wireless/iwlwifi/dvm/tx.c @@ -1154,6 +1154,13 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, next_reclaimed = ssn; } + if (tid != IWL_TID_NON_QOS) { + priv->tid_data[sta_id][tid].next_reclaimed = + next_reclaimed; + IWL_DEBUG_TX_REPLY(priv, "Next reclaimed packet:%d\n", + next_reclaimed); + } + iwl_trans_reclaim(priv->trans, txq_id, ssn, &skbs); iwlagn_check_ratid_empty(priv, sta_id, tid); @@ -1204,28 +1211,11 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, if (!is_agg) iwlagn_non_agg_tx_status(priv, ctx, hdr->addr1); - /* - * W/A for FW bug - the seq_ctl isn't updated when the - * queues are flushed. Fetch it from the packet itself - */ - if (!is_agg && status == TX_STATUS_FAIL_FIFO_FLUSHED) { - next_reclaimed = le16_to_cpu(hdr->seq_ctrl); - next_reclaimed = - SEQ_TO_SN(next_reclaimed + 0x10); - } - is_offchannel_skb = (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN); freed++; } - if (tid != IWL_TID_NON_QOS) { - priv->tid_data[sta_id][tid].next_reclaimed = - next_reclaimed; - IWL_DEBUG_TX_REPLY(priv, "Next reclaimed packet:%d\n", - next_reclaimed); - } - WARN_ON(!is_agg && freed != 1); /* -- 2.39.5