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path: root/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-tx.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-tx.c55
1 files changed, 36 insertions, 19 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index dcb3bd67d4f9..a1a95d5f3923 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -35,9 +35,7 @@
#include "iwl-dev.h"
#include "iwl-core.h"
-#include "iwl-sta.h"
#include "iwl-io.h"
-#include "iwl-helpers.h"
#include "iwl-agn-hw.h"
#include "iwl-agn.h"
#include "iwl-trans.h"
@@ -113,8 +111,6 @@ static void iwlagn_tx_cmd_build_basic(struct iwl_priv *priv,
tx_cmd->next_frame_len = 0;
}
-#define RTS_DFAULT_RETRY_LIMIT 60
-
static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv,
struct iwl_tx_cmd *tx_cmd,
struct ieee80211_tx_info *info,
@@ -126,17 +122,25 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv,
u8 data_retry_limit;
u8 rate_plcp;
- /* Set retry limit on DATA packets and Probe Responses*/
- if (ieee80211_is_probe_resp(fc))
- data_retry_limit = 3;
- else
- data_retry_limit = IWLAGN_DEFAULT_TX_RETRY;
- tx_cmd->data_retry_limit = data_retry_limit;
+ if (priv->shrd->wowlan) {
+ rts_retry_limit = IWLAGN_LOW_RETRY_LIMIT;
+ data_retry_limit = IWLAGN_LOW_RETRY_LIMIT;
+ } else {
+ /* Set retry limit on RTS packets */
+ rts_retry_limit = IWLAGN_RTS_DFAULT_RETRY_LIMIT;
+
+ /* Set retry limit on DATA packets and Probe Responses*/
+ if (ieee80211_is_probe_resp(fc)) {
+ data_retry_limit = IWLAGN_MGMT_DFAULT_RETRY_LIMIT;
+ rts_retry_limit =
+ min(data_retry_limit, rts_retry_limit);
+ } else if (ieee80211_is_back_req(fc))
+ data_retry_limit = IWLAGN_BAR_DFAULT_RETRY_LIMIT;
+ else
+ data_retry_limit = IWLAGN_DEFAULT_TX_RETRY;
+ }
- /* Set retry limit on RTS packets */
- rts_retry_limit = RTS_DFAULT_RETRY_LIMIT;
- if (data_retry_limit < rts_retry_limit)
- rts_retry_limit = data_retry_limit;
+ tx_cmd->data_retry_limit = data_retry_limit;
tx_cmd->rts_retry_limit = rts_retry_limit;
/* DATA packets will use the uCode station table for rate/antenna
@@ -279,6 +283,19 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
IWL_DEBUG_TX(priv, "Sending REASSOC frame\n");
#endif
+ if (unlikely(ieee80211_is_probe_resp(fc))) {
+ struct iwl_wipan_noa_data *noa_data =
+ rcu_dereference(priv->noa_data);
+
+ if (noa_data &&
+ pskb_expand_head(skb, 0, noa_data->length,
+ GFP_ATOMIC) == 0) {
+ memcpy(skb_put(skb, noa_data->length),
+ noa_data->data, noa_data->length);
+ hdr = (struct ieee80211_hdr *)skb->data;
+ }
+ }
+
hdr_len = ieee80211_hdrlen(fc);
/* For management frames use broadcast id to do not break aggregation */
@@ -773,6 +790,7 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
iwl_rx_reply_tx_agg(priv, tx_resp);
if (tx_resp->frame_count == 1) {
+ IWL_DEBUG_TX_REPLY(priv, "Q %d, ssn %d", txq_id, ssn);
__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,
@@ -796,7 +814,8 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
iwl_is_associated_ctx(ctx) && ctx->vif &&
ctx->vif->type == NL80211_IFTYPE_STATION) {
ctx->last_tx_rejected = true;
- iwl_trans_stop_queue(trans(priv), txq_id);
+ iwl_trans_stop_queue(trans(priv), txq_id,
+ "Tx on passive channel");
IWL_DEBUG_TX_REPLY(priv,
"TXQ %d status %s (0x%08x) "
@@ -902,11 +921,9 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
ba_resp->sta_id);
IWL_DEBUG_TX_REPLY(priv, "TID = %d, SeqCtl = %d, bitmap = 0x%llx, "
"scd_flow = %d, scd_ssn = %d\n",
- ba_resp->tid,
- ba_resp->seq_ctl,
+ ba_resp->tid, ba_resp->seq_ctl,
(unsigned long long)le64_to_cpu(ba_resp->bitmap),
- ba_resp->scd_flow,
- ba_resp->scd_ssn);
+ scd_flow, ba_resp_scd_ssn);
/* Mark that the expected block-ack response arrived */
agg->wait_for_ba = false;