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iwlwifi: remove obsolete lq_ready use

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This patch removes the use of lq_ready, once used to sync between link
quality commands to avoid race conditions, but no longer needed as
bss_info_changed is in use.

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ron Rindjunsky 2008-06-30 17:23:13 +08:00 committed by John W. Linville
parent 0c70515f23
commit 36e1f16ed2
5 changed files with 2 additions and 32 deletions
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19
drivers/net/wireless/iwlwifi/iwl-4965-rs.c
View File

@ -822,9 +822,6 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
if (!priv->lq_mngr.lq_ready)
goto out;
if ((priv->iw_mode == IEEE80211_IF_TYPE_IBSS) &&
!lq_sta->ibss_sta_added)
goto out;
@ -1678,10 +1675,6 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
if (!sta || !sta->rate_ctrl_priv)
return;
if (!priv->lq_mngr.lq_ready) {
IWL_DEBUG_RATE("still rate scaling not ready\n");
return;
}
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
tid = rs_tl_add_packet(lq_sta, hdr);
@ -2279,9 +2272,6 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
lq_sta->drv = priv;
#endif
if (priv->assoc_station_added)
priv->lq_mngr.lq_ready = 1;
rs_initialize_lq(priv, conf, sta);
}
@ -2421,7 +2411,7 @@ static void rs_clear(void *priv_rate)
IWL_DEBUG_RATE("enter\n");
priv->lq_mngr.lq_ready = 0;
/* TODO - add rate scale state reset */
IWL_DEBUG_RATE("leave\n");
}
@ -2716,13 +2706,6 @@ int iwl4965_fill_rs_info(struct ieee80211_hw *hw, char *buf, u8 sta_id)
return cnt;
}
void iwl4965_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id)
{
struct iwl_priv *priv = hw->priv;
priv->lq_mngr.lq_ready = 1;
}
int iwl4965_rate_control_register(void)
{
return ieee80211_rate_control_register(&rs_ops);

8
drivers/net/wireless/iwlwifi/iwl-4965-rs.h
View File

@ -295,14 +295,6 @@ static inline u8 iwl4965_get_prev_ieee_rate(u8 rate_index)
*/
extern int iwl4965_fill_rs_info(struct ieee80211_hw *, char *buf, u8 sta_id);
/**
* iwl4965_rate_scale_init - Initialize the rate scale table based on assoc info
*
* The specific throughput table used is based on the type of network
* the associated with, including A, B, G, and G w/ TGG protection
*/
extern void iwl4965_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id);
/**
* iwl4965_rate_control_register - Register the rate control algorithm callbacks
*

1
drivers/net/wireless/iwlwifi/iwl-dev.h
View File

@ -693,7 +693,6 @@ struct iwl4965_lq_mngr {
unsigned long stamp_last;
u32 flush_time;
u32 tx_packets;
u8 lq_ready;
};
/* Sensitivity and chain noise calibration */

3
drivers/net/wireless/iwlwifi/iwl-sta.c
View File

@ -825,8 +825,7 @@ int iwl_send_lq_cmd(struct iwl_priv *priv,
iwl_dump_lq_cmd(priv,lq);
if (iwl_is_associated(priv) && priv->assoc_station_added &&
priv->lq_mngr.lq_ready)
if (iwl_is_associated(priv) && priv->assoc_station_added)
return iwl_send_cmd(priv, &cmd);
return 0;

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

@ -2483,7 +2483,6 @@ static void iwl4965_post_associate(struct iwl_priv *priv)
switch (priv->iw_mode) {
case IEEE80211_IF_TYPE_STA:
iwl4965_rate_scale_init(priv->hw, IWL_AP_ID);
break;
case IEEE80211_IF_TYPE_IBSS:
@ -2492,7 +2491,6 @@ static void iwl4965_post_associate(struct iwl_priv *priv)
priv->assoc_id = 1;
iwl_rxon_add_station(priv, priv->bssid, 0);
iwl4965_rate_scale_init(priv->hw, IWL_STA_ID);
iwl4965_send_beacon_cmd(priv);
break;
@ -3425,7 +3423,6 @@ static void iwl4965_mac_reset_tsf(struct ieee80211_hw *hw)
mutex_lock(&priv->mutex);
IWL_DEBUG_MAC80211("enter\n");
priv->lq_mngr.lq_ready = 0;
spin_lock_irqsave(&priv->lock, flags);
memset(&priv->current_ht_config, 0, sizeof(struct iwl_ht_info));
spin_unlock_irqrestore(&priv->lock, flags);