From: Mohamed Abbas Date: Thu, 29 Nov 2007 03:10:15 +0000 (+0800) Subject: iwlwifi: avoid firmware command sending if rfkill is enabled X-Git-Tag: firefly_0821_release~23655^2~475 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=fde3571fd8613483f1203d11394ae316c6b79a03;p=firefly-linux-kernel-4.4.55.git 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: Mohamed Abbas Signed-off-by: Zhu Yi Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 3272608ced83..dbb6eff7b8e6 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -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); - 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 (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); diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c index 6be38ce701f5..b6e9a09b7e75 100644 --- a/drivers/net/wireless/iwlwifi/iwl4965-base.c +++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c @@ -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); - 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 (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);