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iwlwifi: A-MPDU Rx flow enabled 

This patch enables the A-MPDU Rx flow. it contains several
adjustments to new mac80211 A-MPDU Rx flow.

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ron Rindjunsky 2007-12-25 17:00:38 +02:00 committed by David S. Miller
parent 132127e505
commit 9ab461732a
3 changed files with 35 additions and 40 deletions
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65
drivers/net/wireless/iwlwifi/iwl-4965.c
View File

@ -3968,9 +3968,6 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
.antenna = 0,
.rate = iwl4965_hw_get_rate(rx_start->rate_n_flags),
.flag = 0,
#ifdef CONFIG_IWL4965_HT_AGG
.ordered = 0
#endif /* CONFIG_IWL4965_HT_AGG */
};
u8 network_packet;
@ -4165,7 +4162,7 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
break;
case IEEE80211_FTYPE_CTL:
#ifdef CONFIG_IWL4965_HT_AGG
#ifdef CONFIG_IWL4965_HT
switch (fc & IEEE80211_FCTL_STYPE) {
case IEEE80211_STYPE_BACK_REQ:
IWL_DEBUG_HT("IEEE80211_STYPE_BACK_REQ arrived\n");
@ -4176,7 +4173,6 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
break;
}
#endif
break;
case IEEE80211_FTYPE_DATA: {
@ -4763,8 +4759,6 @@ void iwl4965_set_ht_add_station(struct iwl4965_priv *priv, u8 index,
return;
}
#ifdef CONFIG_IWL4965_HT_AGG
static void iwl4965_sta_modify_add_ba_tid(struct iwl4965_priv *priv,
int sta_id, int tid, u16 ssn)
{
@ -4796,6 +4790,36 @@ static void iwl4965_sta_modify_del_ba_tid(struct iwl4965_priv *priv,
iwl4965_send_add_station(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
}
int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw,
enum ieee80211_ampdu_mlme_action action,
const u8 *addr, u16 tid, u16 ssn)
{
struct iwl4965_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 = iwl4965_hw_find_station(priv, addr);
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;
case IEEE80211_AMPDU_RX_STOP:
IWL_DEBUG_HT("stop Rx\n");
iwl4965_sta_modify_del_ba_tid(priv, sta_id, tid);
break;
default:
IWL_DEBUG_HT("unknown\n");
return -EINVAL;
break;
}
return 0;
}
#ifdef CONFIG_IWL4965_HT_AGG
static const u16 default_tid_to_tx_fifo[] = {
IWL_TX_FIFO_AC1,
IWL_TX_FIFO_AC0,
@ -4925,33 +4949,6 @@ int iwl4965_mac_ht_tx_agg_stop(struct ieee80211_hw *hw, u8 *da, u16 tid,
return 0;
}
int iwl4965_mac_ht_rx_agg_start(struct ieee80211_hw *hw, u8 *da,
u16 tid, u16 start_seq_num)
{
struct iwl4965_priv *priv = hw->priv;
int sta_id;
DECLARE_MAC_BUF(mac);
IWL_WARNING("iwl-AGG iwl4965_mac_ht_rx_agg_start on da=%s"
" tid=%d\n", print_mac(mac, da), tid);
sta_id = iwl4965_hw_find_station(priv, da);
iwl4965_sta_modify_add_ba_tid(priv, sta_id, tid, start_seq_num);
return 0;
}
int iwl4965_mac_ht_rx_agg_stop(struct ieee80211_hw *hw, u8 *da,
u16 tid, int generator)
{
struct iwl4965_priv *priv = hw->priv;
int sta_id;
DECLARE_MAC_BUF(mac);
IWL_WARNING("iwl-AGG iwl4965_mac_ht_rx_agg_stop on da=%s tid=%d\n",
print_mac(mac, da), tid);
sta_id = iwl4965_hw_find_station(priv, da);
iwl4965_sta_modify_del_ba_tid(priv, sta_id, tid);
return 0;
}
#endif /* CONFIG_IWL4965_HT_AGG */
#endif /* CONFIG_IWL4965_HT */

7
drivers/net/wireless/iwlwifi/iwl-4965.h
View File

@ -780,13 +780,12 @@ extern void iwl4965_set_rxon_ht(struct iwl4965_priv *priv,
struct iwl_ht_info *ht_info);
extern void iwl4965_set_ht_add_station(struct iwl4965_priv *priv, u8 index,
struct ieee80211_ht_info *sta_ht_inf);
extern int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw,
enum ieee80211_ampdu_mlme_action action,
const u8 *addr, u16 tid, u16 ssn);
#ifdef CONFIG_IWL4965_HT_AGG
extern int iwl4965_mac_ht_tx_agg_start(struct ieee80211_hw *hw, u8 *da,
u16 tid, u16 *start_seq_num);
extern int iwl4965_mac_ht_rx_agg_start(struct ieee80211_hw *hw, u8 *da,
u16 tid, u16 start_seq_num);
extern int iwl4965_mac_ht_rx_agg_stop(struct ieee80211_hw *hw, u8 *da,
u16 tid, int generator);
extern int iwl4965_mac_ht_tx_agg_stop(struct ieee80211_hw *hw, u8 *da,
u16 tid, int generator);
extern void iwl4965_turn_off_agg(struct iwl4965_priv *priv, u8 tid);

3
drivers/net/wireless/iwlwifi/iwl4965-base.c
View File

@ -8955,11 +8955,10 @@ static struct ieee80211_ops iwl4965_hw_ops = {
.erp_ie_changed = iwl4965_mac_erp_ie_changed,
#ifdef CONFIG_IWL4965_HT
.conf_ht = iwl4965_mac_conf_ht,
.ampdu_action = iwl4965_mac_ampdu_action,
#ifdef CONFIG_IWL4965_HT_AGG
.ht_tx_agg_start = iwl4965_mac_ht_tx_agg_start,
.ht_tx_agg_stop = iwl4965_mac_ht_tx_agg_stop,
.ht_rx_agg_start = iwl4965_mac_ht_rx_agg_start,
.ht_rx_agg_stop = iwl4965_mac_ht_rx_agg_stop,
#endif /* CONFIG_IWL4965_HT_AGG */
#endif /* CONFIG_IWL4965_HT */
.hw_scan = iwl4965_mac_hw_scan