From 5ec0397679f1c1606199cfd6f3e24351891c60c3 Mon Sep 17 00:00:00 2001 From: Abhijeet Kolekar Date: Mon, 5 May 2008 10:22:48 +0800 Subject: [PATCH] iwlwifi : Set monitor mode for 3945 The patch leverages mac80211 configure_filter to enable iwl3945 monitor mode. Signed-off-by: Abhijeet Kolekar Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl-3945.h | 1 + drivers/net/wireless/iwlwifi/iwl3945-base.c | 36 ++++++++++++++++++++- 2 files changed, 36 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h index fb96c62ad0ff..9fdc1405e853 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945.h @@ -886,6 +886,7 @@ struct iwl3945_priv { struct work_struct report_work; struct work_struct request_scan; struct work_struct beacon_update; + struct work_struct set_monitor; struct tasklet_struct irq_tasklet; diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 7040cde8bc28..f021eba41e6a 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -6144,6 +6144,24 @@ static void iwl3945_bg_rf_kill(struct work_struct *work) mutex_unlock(&priv->mutex); } +static void iwl3945_bg_set_monitor(struct work_struct *work) +{ + struct iwl3945_priv *priv = container_of(work, + struct iwl3945_priv, set_monitor); + + IWL_DEBUG(IWL_DL_STATE, "setting monitor mode\n"); + + mutex_lock(&priv->mutex); + + if (!iwl3945_is_ready(priv)) + IWL_DEBUG(IWL_DL_STATE, "leave - not ready\n"); + else + if (iwl3945_set_mode(priv, IEEE80211_IF_TYPE_MNTR) != 0) + IWL_ERROR("iwl3945_set_mode() failed\n"); + + mutex_unlock(&priv->mutex); +} + #define IWL_SCAN_CHECK_WATCHDOG (7 * HZ) static void iwl3945_bg_scan_check(struct work_struct *data) @@ -6996,7 +7014,22 @@ static void iwl3945_configure_filter(struct ieee80211_hw *hw, * XXX: dummy * see also iwl3945_connection_init_rx_config */ - *total_flags = 0; + struct iwl3945_priv *priv = hw->priv; + int new_flags = 0; + if (changed_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) { + if (*total_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) { + IWL_DEBUG_MAC80211("Enter: type %d (0x%x, 0x%x)\n", + IEEE80211_IF_TYPE_MNTR, + changed_flags, *total_flags); + /* queue work 'cuz mac80211 is holding a lock which + * prevents us from issuing (synchronous) f/w cmds */ + queue_work(priv->workqueue, &priv->set_monitor); + new_flags &= FIF_PROMISC_IN_BSS | + FIF_OTHER_BSS | + FIF_ALLMULTI; + } + } + *total_flags = new_flags; } static void iwl3945_mac_remove_interface(struct ieee80211_hw *hw, @@ -7872,6 +7905,7 @@ static void iwl3945_setup_deferred_work(struct iwl3945_priv *priv) INIT_WORK(&priv->abort_scan, iwl3945_bg_abort_scan); INIT_WORK(&priv->rf_kill, iwl3945_bg_rf_kill); INIT_WORK(&priv->beacon_update, iwl3945_bg_beacon_update); + INIT_WORK(&priv->set_monitor, iwl3945_bg_set_monitor); INIT_DELAYED_WORK(&priv->post_associate, iwl3945_bg_post_associate); INIT_DELAYED_WORK(&priv->init_alive_start, iwl3945_bg_init_alive_start); INIT_DELAYED_WORK(&priv->alive_start, iwl3945_bg_alive_start); -- 2.30.2