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authorJohannes Berg <johannes.berg@intel.com>2010-04-06 04:12:39 -0700
committerReinette Chatre <reinette.chatre@intel.com>2010-04-16 13:47:01 -0700
commit92ae80eec7ac642f249b7a2fc02f41441d128a62 (patch)
treebe3a2a1fa54df6fa9b6ed95b862a1c746ade49fc /drivers
parent6708dc863880777ffe5fc55c86bfd80f886f53d6 (diff)
iwlwifi: remove next_scan_jiffies
This logic is just confusing, if anything it belongs into mac80211. Also, even if we do scan during the EAPOL handshake, that will not cause any problems, just a short delay. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.c9
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-scan.c20
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c5
4 files changed, 0 insertions, 35 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 73f5fc6c35d5..9d300b2d9fe3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1867,7 +1867,6 @@ static inline void iwl_set_no_assoc(struct iwl_priv *priv)
iwlcore_commit_rxon(priv);
}
-#define IWL_DELAY_NEXT_SCAN_AFTER_ASSOC (HZ*6)
void iwl_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
@@ -1988,14 +1987,6 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
iwl_led_associate(priv);
- /*
- * We have just associated, don't start scan too early
- * leave time for EAPOL exchange to complete.
- *
- * XXX: do this in mac80211
- */
- priv->next_scan_jiffies = jiffies +
- IWL_DELAY_NEXT_SCAN_AFTER_ASSOC;
if (!iwl_is_rfkill(priv))
priv->cfg->ops->lib->post_associate(priv);
} else
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index ee4cb028e138..f2d4ca5b132a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1049,7 +1049,6 @@ struct iwl_priv {
struct iwl_calib_result calib_results[IWL_CALIB_MAX];
/* Scan related variables */
- unsigned long next_scan_jiffies;
unsigned long scan_start;
unsigned long scan_pass_start;
unsigned long scan_start_tsf;
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index 7982b1930763..e45b49ada9fa 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -199,9 +199,6 @@ static void iwl_rx_scan_results_notif(struct iwl_priv *priv,
le32_to_cpu(notif->statistics[0]),
le32_to_cpu(notif->tsf_low) - priv->scan_start_tsf);
#endif
-
- if (!priv->is_internal_short_scan)
- priv->next_scan_jiffies = 0;
}
/* Service SCAN_COMPLETE_NOTIFICATION (0x84) */
@@ -234,9 +231,6 @@ static void iwl_rx_scan_complete_notif(struct iwl_priv *priv,
if (test_and_clear_bit(STATUS_SCAN_ABORTING, &priv->status))
IWL_DEBUG_INFO(priv, "Aborted scan completed.\n");
- if (!priv->is_internal_short_scan)
- priv->next_scan_jiffies = 0;
-
IWL_DEBUG_INFO(priv, "Setting scan to off\n");
clear_bit(STATUS_SCANNING, &priv->status);
@@ -462,8 +456,6 @@ static int iwl_scan_initiate(struct iwl_priv *priv)
return 0;
}
-#define IWL_DELAY_NEXT_SCAN (HZ*2)
-
int iwl_mac_hw_scan(struct ieee80211_hw *hw,
struct cfg80211_scan_request *req)
{
@@ -497,18 +489,6 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw,
goto out_unlock;
}
- /* We don't schedule scan within next_scan_jiffies period.
- * Avoid scanning during possible EAPOL exchange, return
- * success immediately.
- */
- if (priv->next_scan_jiffies &&
- time_after(priv->next_scan_jiffies, jiffies)) {
- IWL_DEBUG_SCAN(priv, "scan rejected: within next scan period\n");
- queue_work(priv->workqueue, &priv->scan_completed);
- ret = 0;
- goto out_unlock;
- }
-
/* mac80211 will only ask for one band at a time */
priv->scan_band = req->channels[0]->band;
priv->scan_request = req;
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index e26669558fc2..af32359400b3 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -3048,8 +3048,6 @@ static void iwl3945_bg_rx_replenish(struct work_struct *data)
mutex_unlock(&priv->mutex);
}
-#define IWL_DELAY_NEXT_SCAN (HZ*2)
-
void iwl3945_post_associate(struct iwl_priv *priv)
{
int rc = 0;
@@ -3134,9 +3132,6 @@ void iwl3945_post_associate(struct iwl_priv *priv)
__func__, priv->iw_mode);
break;
}
-
- /* we have just associated, don't start scan too early */
- priv->next_scan_jiffies = jiffies + IWL_DELAY_NEXT_SCAN;
}
/*****************************************************************************