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Commit fde3571f authored by Mohamed Abbas's avatar Mohamed Abbas Committed by David S. Miller
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iwlwifi: avoid firmware command sending if rfkill is enabled 

This patch fixed a ucode timeout issue and worked code with suspend
to disk.
Signed-off-by: default avatarMohamed Abbas <mabbas@linux.intel.com>
Signed-off-by: default avatarZhu Yi <yi.zhu@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 5c0eef96
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Inline Side-by-side
Showing with 66 additions and 42 deletions
drivers/net/wireless/iwlwifi/iwl3945-base.c
View file @ fde3571f
......@@ -2546,9 +2546,6 @@ static void iwl3945_connection_init_rx_config(struct iwl3945_priv *priv)
static int iwl3945_set_mode(struct iwl3945_priv *priv, int mode)
{
if (!iwl3945_is_ready_rf(priv))
return -EAGAIN;
if (mode == IEEE80211_IF_TYPE_IBSS) {
const struct iwl3945_channel_info *ch_info;
......@@ -2563,13 +2560,6 @@ static int iwl3945_set_mode(struct iwl3945_priv *priv, int mode)
}
}
cancel_delayed_work(&priv->scan_check);
if (iwl3945_scan_cancel_timeout(priv, 100)) {
IWL_WARNING("Aborted scan still in progress after 100ms\n");
IWL_DEBUG_MAC80211("leaving - scan abort failed.\n");
return -EAGAIN;
}
priv->iw_mode = mode;
iwl3945_connection_init_rx_config(priv);
......@@ -2577,6 +2567,17 @@ static int iwl3945_set_mode(struct iwl3945_priv *priv, int mode)
iwl3945_clear_stations_table(priv);
/* dont commit rxon if rf-kill is on*/
if (!iwl3945_is_ready_rf(priv))
return -EAGAIN;
cancel_delayed_work(&priv->scan_check);
if (iwl3945_scan_cancel_timeout(priv, 100)) {
IWL_WARNING("Aborted scan still in progress after 100ms\n");
IWL_DEBUG_MAC80211("leaving - scan abort failed.\n");
return -EAGAIN;
}
iwl3945_commit_rxon(priv);
return 0;
......@@ -7020,6 +7021,12 @@ static void iwl3945_mac_stop(struct ieee80211_hw *hw)
* RXON_FILTER_ASSOC_MSK BIT
*/
priv->is_open = 0;
if (!iwl3945_is_ready_rf(priv)) {
IWL_DEBUG_MAC80211("leave - RF not ready\n");
mutex_unlock(&priv->mutex);
return;
}
iwl3945_scan_cancel_timeout(priv, 100);
cancel_delayed_work(&priv->post_associate);
priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
......@@ -7291,6 +7298,9 @@ static int iwl3945_mac_config_interface(struct ieee80211_hw *hw, int if_id,
priv->ibss_beacon = conf->beacon;
}
if (iwl3945_is_rfkill(priv))
goto done;
if (conf->bssid && !is_zero_ether_addr(conf->bssid) &&
!is_multicast_ether_addr(conf->bssid)) {
/* If there is currently a HW scan going on in the background
......@@ -7325,6 +7335,7 @@ static int iwl3945_mac_config_interface(struct ieee80211_hw *hw, int if_id,
iwl3945_commit_rxon(priv);
}
done:
spin_lock_irqsave(&priv->lock, flags);
if (!conf->ssid_len)
memset(priv->essid, 0, IW_ESSID_MAX_SIZE);
......@@ -7361,11 +7372,12 @@ static void iwl3945_mac_remove_interface(struct ieee80211_hw *hw,
mutex_lock(&priv->mutex);
if (iwl3945_is_ready_rf(priv)) {
iwl3945_scan_cancel_timeout(priv, 100);
cancel_delayed_work(&priv->post_associate);
priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
iwl3945_commit_rxon(priv);
}
if (priv->interface_id == conf->if_id) {
priv->interface_id = 0;
memset(priv->bssid, 0, ETH_ALEN);
......@@ -7636,6 +7648,12 @@ static void iwl3945_mac_reset_tsf(struct ieee80211_hw *hw)
spin_unlock_irqrestore(&priv->lock, flags);
if (!iwl3945_is_ready_rf(priv)) {
IWL_DEBUG_MAC80211("leave - not ready\n");
mutex_unlock(&priv->mutex);
return;
}
/* we are restarting association process
* clear RXON_FILTER_ASSOC_MSK bit
*/
......@@ -7653,12 +7671,6 @@ static void iwl3945_mac_reset_tsf(struct ieee80211_hw *hw)
return;
}
if (!iwl3945_is_ready_rf(priv)) {
IWL_DEBUG_MAC80211("leave - not ready\n");
mutex_unlock(&priv->mutex);
return;
}
priv->only_active_channel = 0;
iwl3945_set_rate(priv);
......
drivers/net/wireless/iwlwifi/iwl4965-base.c
View file @ fde3571f
......@@ -2649,9 +2649,6 @@ static void iwl4965_connection_init_rx_config(struct iwl4965_priv *priv)
static int iwl4965_set_mode(struct iwl4965_priv *priv, int mode)
{
if (!iwl4965_is_ready_rf(priv))
return -EAGAIN;
if (mode == IEEE80211_IF_TYPE_IBSS) {
const struct iwl4965_channel_info *ch_info;
......@@ -2666,13 +2663,6 @@ static int iwl4965_set_mode(struct iwl4965_priv *priv, int mode)
}
}
cancel_delayed_work(&priv->scan_check);
if (iwl4965_scan_cancel_timeout(priv, 100)) {
IWL_WARNING("Aborted scan still in progress after 100ms\n");
IWL_DEBUG_MAC80211("leaving - scan abort failed.\n");
return -EAGAIN;
}
priv->iw_mode = mode;
iwl4965_connection_init_rx_config(priv);
......@@ -2680,6 +2670,17 @@ static int iwl4965_set_mode(struct iwl4965_priv *priv, int mode)
iwl4965_clear_stations_table(priv);
/* dont commit rxon if rf-kill is on*/
if (!iwl4965_is_ready_rf(priv))
return -EAGAIN;
cancel_delayed_work(&priv->scan_check);
if (iwl4965_scan_cancel_timeout(priv, 100)) {
IWL_WARNING("Aborted scan still in progress after 100ms\n");
IWL_DEBUG_MAC80211("leaving - scan abort failed.\n");
return -EAGAIN;
}
iwl4965_commit_rxon(priv);
return 0;
......@@ -7458,6 +7459,12 @@ static void iwl4965_mac_stop(struct ieee80211_hw *hw)
* RXON_FILTER_ASSOC_MSK BIT
*/
priv->is_open = 0;
if (!iwl4965_is_ready_rf(priv)) {
IWL_DEBUG_MAC80211("leave - RF not ready\n");
mutex_unlock(&priv->mutex);
return;
}
iwl4965_scan_cancel_timeout(priv, 100);
cancel_delayed_work(&priv->post_associate);
priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
......@@ -7743,6 +7750,9 @@ static int iwl4965_mac_config_interface(struct ieee80211_hw *hw, int if_id,
priv->ibss_beacon = conf->beacon;
}
if (iwl4965_is_rfkill(priv))
goto done;
if (conf->bssid && !is_zero_ether_addr(conf->bssid) &&
!is_multicast_ether_addr(conf->bssid)) {
/* If there is currently a HW scan going on in the background
......@@ -7777,6 +7787,7 @@ static int iwl4965_mac_config_interface(struct ieee80211_hw *hw, int if_id,
iwl4965_commit_rxon(priv);
}
done:
spin_lock_irqsave(&priv->lock, flags);
if (!conf->ssid_len)
memset(priv->essid, 0, IW_ESSID_MAX_SIZE);
......@@ -7813,11 +7824,12 @@ static void iwl4965_mac_remove_interface(struct ieee80211_hw *hw,
mutex_lock(&priv->mutex);
if (iwl4965_is_ready_rf(priv)) {
iwl4965_scan_cancel_timeout(priv, 100);
cancel_delayed_work(&priv->post_associate);
priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
iwl4965_commit_rxon(priv);
}
if (priv->interface_id == conf->if_id) {
priv->interface_id = 0;
memset(priv->bssid, 0, ETH_ALEN);
......@@ -8130,6 +8142,12 @@ static void iwl4965_mac_reset_tsf(struct ieee80211_hw *hw)
spin_unlock_irqrestore(&priv->lock, flags);
if (!iwl4965_is_ready_rf(priv)) {
IWL_DEBUG_MAC80211("leave - not ready\n");
mutex_unlock(&priv->mutex);
return;
}
/* we are restarting association process
* clear RXON_FILTER_ASSOC_MSK bit
*/
......@@ -8147,12 +8165,6 @@ static void iwl4965_mac_reset_tsf(struct ieee80211_hw *hw)
return;
}
if (!iwl4965_is_ready_rf(priv)) {
IWL_DEBUG_MAC80211("leave - not ready\n");
mutex_unlock(&priv->mutex);
return;
}
priv->only_active_channel = 0;
iwl4965_set_rate(priv);
......
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