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yaml
---
r: 102442
b: refs/heads/master
c: fe07aa7
h: refs/heads/master
v: v3
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Ron Rindjunsky authored and John W. Linville committed May 7, 2008
1 parent c00a94f commit f3e0ecb
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Showing 2 changed files with 38 additions and 34 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 3ec47732a0be038f15a0b8d852a4e4ff9c5b0196
refs/heads/master: fe07aa7acd9ec221d4440a38ffc9a58776cb34bc
70 changes: 37 additions & 33 deletions trunk/drivers/net/wireless/iwlwifi/iwl-4965.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4063,10 +4063,15 @@ void iwl4965_set_ht_add_station(struct iwl_priv *priv, u8 index,
return;
}

static void iwl4965_sta_modify_add_ba_tid(struct iwl_priv *priv,
int sta_id, int tid, u16 ssn)
static int iwl4965_rx_agg_start(struct iwl_priv *priv,
const u8 *addr, int tid, u16 ssn)
{
unsigned long flags;
int sta_id;

sta_id = iwl_find_station(priv, addr);
if (sta_id == IWL_INVALID_STATION)
return -ENXIO;

spin_lock_irqsave(&priv->sta_lock, flags);
priv->stations[sta_id].sta.station_flags_msk = 0;
Expand All @@ -4076,13 +4081,19 @@ static void iwl4965_sta_modify_add_ba_tid(struct iwl_priv *priv,
priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
spin_unlock_irqrestore(&priv->sta_lock, flags);

iwl4965_send_add_station(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
return iwl4965_send_add_station(priv, &priv->stations[sta_id].sta,
CMD_ASYNC);
}

static void iwl4965_sta_modify_del_ba_tid(struct iwl_priv *priv,
int sta_id, int tid)
static int iwl4965_rx_agg_stop(struct iwl_priv *priv,
const u8 *addr, int tid)
{
unsigned long flags;
int sta_id;

sta_id = iwl_find_station(priv, addr);
if (sta_id == IWL_INVALID_STATION)
return -ENXIO;

spin_lock_irqsave(&priv->sta_lock, flags);
priv->stations[sta_id].sta.station_flags_msk = 0;
Expand All @@ -4091,7 +4102,8 @@ static void iwl4965_sta_modify_del_ba_tid(struct iwl_priv *priv,
priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
spin_unlock_irqrestore(&priv->sta_lock, flags);

iwl4965_send_add_station(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
return iwl4965_send_add_station(priv, &priv->stations[sta_id].sta,
CMD_ASYNC);
}

/*
Expand All @@ -4110,8 +4122,8 @@ static int iwl4965_txq_ctx_activate_free(struct iwl_priv *priv)
return -1;
}

static int iwl4965_mac_ht_tx_agg_start(struct ieee80211_hw *hw, const u8 *da,
u16 tid, u16 *start_seq_num)
static int iwl4965_tx_agg_start(struct ieee80211_hw *hw, const u8 *ra,
u16 tid, u16 *start_seq_num)
{
struct iwl_priv *priv = hw->priv;
int sta_id;
Expand All @@ -4128,10 +4140,10 @@ static int iwl4965_mac_ht_tx_agg_start(struct ieee80211_hw *hw, const u8 *da,
else
return -EINVAL;

IWL_WARNING("%s on da = %s tid = %d\n",
__func__, print_mac(mac, da), tid);
IWL_WARNING("%s on ra = %s tid = %d\n",
__func__, print_mac(mac, ra), tid);

sta_id = iwl_find_station(priv, da);
sta_id = iwl_find_station(priv, ra);
if (sta_id == IWL_INVALID_STATION)
return -ENXIO;

Expand Down Expand Up @@ -4160,7 +4172,7 @@ static int iwl4965_mac_ht_tx_agg_start(struct ieee80211_hw *hw, const u8 *da,
if (tid_data->tfds_in_queue == 0) {
printk(KERN_ERR "HW queue is empty\n");
tid_data->agg.state = IWL_AGG_ON;
ieee80211_start_tx_ba_cb_irqsafe(hw, da, tid);
ieee80211_start_tx_ba_cb_irqsafe(hw, ra, tid);
} else {
IWL_DEBUG_HT("HW queue is NOT empty: %d packets in HW queue\n",
tid_data->tfds_in_queue);
Expand All @@ -4169,19 +4181,17 @@ static int iwl4965_mac_ht_tx_agg_start(struct ieee80211_hw *hw, const u8 *da,
return ret;
}

static int iwl4965_mac_ht_tx_agg_stop(struct ieee80211_hw *hw, const u8 *da,
u16 tid)
static int iwl4965_tx_agg_stop(struct ieee80211_hw *hw, const u8 *ra, u16 tid)
{

struct iwl_priv *priv = hw->priv;
int tx_fifo_id, txq_id, sta_id, ssn = -1;
struct iwl4965_tid_data *tid_data;
int ret, write_ptr, read_ptr;
unsigned long flags;
DECLARE_MAC_BUF(mac);

if (!da) {
IWL_ERROR("da = NULL\n");
if (!ra) {
IWL_ERROR("ra = NULL\n");
return -EINVAL;
}

Expand All @@ -4190,7 +4200,7 @@ static int iwl4965_mac_ht_tx_agg_stop(struct ieee80211_hw *hw, const u8 *da,
else
return -EINVAL;

sta_id = iwl_find_station(priv, da);
sta_id = iwl_find_station(priv, ra);

if (sta_id == IWL_INVALID_STATION)
return -ENXIO;
Expand All @@ -4212,7 +4222,7 @@ static int iwl4965_mac_ht_tx_agg_stop(struct ieee80211_hw *hw, const u8 *da,
return 0;
}

IWL_DEBUG_HT("HW queue empty\n");;
IWL_DEBUG_HT("HW queue is empty\n");
priv->stations[sta_id].tid[tid].agg.state = IWL_AGG_OFF;

spin_lock_irqsave(&priv->lock, flags);
Expand All @@ -4222,10 +4232,7 @@ static int iwl4965_mac_ht_tx_agg_stop(struct ieee80211_hw *hw, const u8 *da,
if (ret)
return ret;

ieee80211_stop_tx_ba_cb_irqsafe(priv->hw, da, tid);

IWL_DEBUG_INFO("iwl4965_mac_ht_tx_agg_stop on da=%s tid=%d\n",
print_mac(mac, da), tid);
ieee80211_stop_tx_ba_cb_irqsafe(priv->hw, ra, tid);

return 0;
}
Expand All @@ -4235,27 +4242,24 @@ int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw,
const u8 *addr, u16 tid, u16 *ssn)
{
struct iwl_priv *priv = hw->priv;
int sta_id;
DECLARE_MAC_BUF(mac);

IWL_DEBUG_HT("A-MPDU action on da=%s tid=%d ",
print_mac(mac, addr), tid);
sta_id = iwl_find_station(priv, addr);
IWL_DEBUG_HT("A-MPDU action on addr %s tid %d\n",
print_mac(mac, addr), tid);

switch (action) {
case IEEE80211_AMPDU_RX_START:
IWL_DEBUG_HT("start Rx\n");
iwl4965_sta_modify_add_ba_tid(priv, sta_id, tid, *ssn);
break;
return iwl4965_rx_agg_start(priv, addr, tid, *ssn);
case IEEE80211_AMPDU_RX_STOP:
IWL_DEBUG_HT("stop Rx\n");
iwl4965_sta_modify_del_ba_tid(priv, sta_id, tid);
break;
return iwl4965_rx_agg_stop(priv, addr, tid);
case IEEE80211_AMPDU_TX_START:
IWL_DEBUG_HT("start Tx\n");
return iwl4965_mac_ht_tx_agg_start(hw, addr, tid, ssn);
return iwl4965_tx_agg_start(hw, addr, tid, ssn);
case IEEE80211_AMPDU_TX_STOP:
IWL_DEBUG_HT("stop Tx\n");
return iwl4965_mac_ht_tx_agg_stop(hw, addr, tid);
return iwl4965_tx_agg_stop(hw, addr, tid);
default:
IWL_DEBUG_HT("unknown\n");
return -EINVAL;
Expand Down

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