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path: root/drivers/net/wireless/iwlwifi/mvm/tx.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/tx.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/tx.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c
index 43d97c33a75..90378c217bc 100644
--- a/drivers/net/wireless/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/mvm/tx.c
@@ -5,7 +5,7 @@
*
* GPL LICENSE SUMMARY
*
- * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved.
+ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
*
* BSD LICENSE
*
- * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved.
+ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -253,8 +253,7 @@ static void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm,
memcpy(&tx_cmd->key[3], keyconf->key, keyconf->keylen);
break;
default:
- IWL_ERR(mvm, "Unknown encode cipher %x\n", keyconf->cipher);
- break;
+ tx_cmd->sec_ctl |= TX_CMD_SEC_EXT;
}
}
@@ -276,6 +275,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb,
return NULL;
memset(dev_cmd, 0, sizeof(*dev_cmd));
+ dev_cmd->hdr.cmd = TX_CMD;
tx_cmd = (struct iwl_tx_cmd *)dev_cmd->payload;
if (info->control.hw_key)
@@ -361,7 +361,7 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
u8 txq_id = info->hw_queue;
bool is_data_qos = false, is_ampdu = false;
- mvmsta = (void *)sta->drv_priv;
+ mvmsta = iwl_mvm_sta_from_mac80211(sta);
fc = hdr->frame_control;
if (WARN_ON_ONCE(!mvmsta))
@@ -390,7 +390,6 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
seq_number &= IEEE80211_SCTL_SEQ;
hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
hdr->seq_ctrl |= cpu_to_le16(seq_number);
- seq_number += 0x10;
is_data_qos = true;
is_ampdu = info->flags & IEEE80211_TX_CTL_AMPDU;
}
@@ -407,13 +406,13 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
}
IWL_DEBUG_TX(mvm, "TX to [%d|%d] Q:%d - seq: 0x%x\n", mvmsta->sta_id,
- tid, txq_id, seq_number);
+ tid, txq_id, IEEE80211_SEQ_TO_SN(seq_number));
if (iwl_trans_tx(mvm->trans, skb, dev_cmd, txq_id))
goto drop_unlock_sta;
if (is_data_qos && !ieee80211_has_morefrags(fc))
- mvmsta->tid_data[tid].seq_number = seq_number;
+ mvmsta->tid_data[tid].seq_number = seq_number + 0x10;
spin_unlock(&mvmsta->lock);
@@ -432,7 +431,7 @@ drop:
static void iwl_mvm_check_ratid_empty(struct iwl_mvm *mvm,
struct ieee80211_sta *sta, u8 tid)
{
- struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
+ struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
struct iwl_mvm_tid_data *tid_data = &mvmsta->tid_data[tid];
struct ieee80211_vif *vif = mvmsta->vif;
@@ -662,7 +661,7 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
if (!IS_ERR_OR_NULL(sta)) {
- mvmsta = (void *)sta->drv_priv;
+ mvmsta = iwl_mvm_sta_from_mac80211(sta);
if (tid != IWL_TID_NON_QOS) {
struct iwl_mvm_tid_data *tid_data =
@@ -704,7 +703,7 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
*/
spin_lock_bh(&mvmsta->lock);
sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
- if (IS_ERR_OR_NULL(sta)) {
+ if (!sta || PTR_ERR(sta) == -EBUSY) {
/*
* Station disappeared in the meantime:
* so we are draining.
@@ -713,7 +712,7 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
schedule_work(&mvm->sta_drained_wk);
}
spin_unlock_bh(&mvmsta->lock);
- } else if (!mvmsta) {
+ } else if (!mvmsta && PTR_ERR(sta) == -EBUSY) {
/* Tx response without STA, so we are draining */
set_bit(sta_id, mvm->sta_drained);
schedule_work(&mvm->sta_drained_wk);
@@ -793,7 +792,7 @@ static void iwl_mvm_rx_tx_cmd_agg(struct iwl_mvm *mvm,
sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
if (!WARN_ON_ONCE(IS_ERR_OR_NULL(sta))) {
- struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
+ struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
mvmsta->tid_data[tid].rate_n_flags =
le32_to_cpu(tx_resp->initial_rate);
}
@@ -849,7 +848,7 @@ int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
return 0;
}
- mvmsta = (void *)sta->drv_priv;
+ mvmsta = iwl_mvm_sta_from_mac80211(sta);
tid_data = &mvmsta->tid_data[tid];
if (WARN_ONCE(tid_data->txq_id != scd_flow, "Q %d, tid %d, flow %d",