diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-scan.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-scan.c | 37 |
1 files changed, 12 insertions, 25 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c index f786a407638..dd9ff2ed645 100644 --- a/drivers/net/wireless/iwlwifi/iwl-scan.c +++ b/drivers/net/wireless/iwlwifi/iwl-scan.c @@ -250,8 +250,6 @@ static void iwl_rx_scan_complete_notif(struct iwl_priv *priv, if (!priv->is_internal_short_scan) priv->next_scan_jiffies = 0; - else - priv->last_internal_scan_jiffies = jiffies; IWL_DEBUG_INFO(priv, "Setting scan to off\n"); @@ -471,21 +469,6 @@ EXPORT_SYMBOL(iwl_init_scan_params); static int iwl_scan_initiate(struct iwl_priv *priv) { - if (!iwl_is_ready_rf(priv)) { - IWL_DEBUG_SCAN(priv, "Aborting scan due to not ready.\n"); - return -EIO; - } - - if (test_bit(STATUS_SCANNING, &priv->status)) { - IWL_DEBUG_SCAN(priv, "Scan already in progress.\n"); - return -EAGAIN; - } - - if (test_bit(STATUS_SCAN_ABORTING, &priv->status)) { - IWL_DEBUG_SCAN(priv, "Scan request while abort pending\n"); - return -EAGAIN; - } - IWL_DEBUG_INFO(priv, "Starting scan...\n"); set_bit(STATUS_SCANNING, &priv->status); priv->is_internal_short_scan = false; @@ -517,6 +500,18 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw, goto out_unlock; } + if (test_bit(STATUS_SCANNING, &priv->status)) { + IWL_DEBUG_SCAN(priv, "Scan already in progress.\n"); + ret = -EAGAIN; + goto out_unlock; + } + + if (test_bit(STATUS_SCAN_ABORTING, &priv->status)) { + IWL_DEBUG_SCAN(priv, "Scan request while abort pending\n"); + ret = -EAGAIN; + goto out_unlock; + } + /* We don't schedule scan within next_scan_jiffies period. * Avoid scanning during possible EAPOL exchange, return * success immediately. @@ -551,8 +546,6 @@ EXPORT_SYMBOL(iwl_mac_hw_scan); * internal short scan, this function should only been called while associated. * It will reset and tune the radio to prevent possible RF related problem */ -#define IWL_DELAY_NEXT_INTERNAL_SCAN (HZ*1) - int iwl_internal_short_hw_scan(struct iwl_priv *priv) { int ret = 0; @@ -572,12 +565,6 @@ int iwl_internal_short_hw_scan(struct iwl_priv *priv) ret = -EAGAIN; goto out; } - if (priv->last_internal_scan_jiffies && - time_after(priv->last_internal_scan_jiffies + - IWL_DELAY_NEXT_INTERNAL_SCAN, jiffies)) { - IWL_DEBUG_SCAN(priv, "internal scan rejected\n"); - goto out; - } priv->scan_bands = 0; if (priv->band == IEEE80211_BAND_5GHZ) |