From ee102603c04d84d3079e3d593d88d5254085efa0 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 13 Apr 2010 01:04:34 -0700 Subject: [PATCH] iwlwifi: remove monitor check Off-channel reception is acceptable in monitor mode, and checking for monitor mode this way is not really correct anyway since it could be the case while operating. Now iwl_is_monitor_mode() is no longer used so remove it completely. Signed-off-by: Johannes Berg Signed-off-by: Reinette Chatre --- drivers/net/wireless/iwlwifi/iwl-core.c | 25 ------------------------- 1 file changed, 25 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index d282bef5d7e..7a82b1abd8f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -827,18 +827,6 @@ static u8 iwl_count_chain_bitmap(u32 chain_bitmap) return res; } -/** - * iwl_is_monitor_mode - Determine if interface in monitor mode - * - * priv->iw_mode is set in add_interface, but add_interface is - * never called for monitor mode. The only way mac80211 informs us about - * monitor mode is through configuring filters (call to configure_filter). - */ -static bool iwl_is_monitor_mode(struct iwl_priv *priv) -{ - return !!(priv->staging_rxon.filter_flags & RXON_FILTER_PROMISC_MSK); -} - /** * iwl_set_rxon_chain - Set up Rx chain usage in "staging" RXON image * @@ -882,19 +870,6 @@ void iwl_set_rxon_chain(struct iwl_priv *priv) rx_chain |= active_rx_cnt << RXON_RX_CHAIN_MIMO_CNT_POS; rx_chain |= idle_rx_cnt << RXON_RX_CHAIN_CNT_POS; - /* copied from 'iwl_bg_request_scan()' */ - /* Force use of chains B and C (0x6) for Rx - * Avoid A (0x1) for the device has off-channel reception on A-band. - * MIMO is not used here, but value is required */ - if (iwl_is_monitor_mode(priv) && - !(priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) && - priv->cfg->off_channel_workaround) { - rx_chain = ANT_ABC << RXON_RX_CHAIN_VALID_POS; - rx_chain |= ANT_BC << RXON_RX_CHAIN_FORCE_SEL_POS; - rx_chain |= ANT_ABC << RXON_RX_CHAIN_FORCE_MIMO_SEL_POS; - rx_chain |= 0x1 << RXON_RX_CHAIN_DRIVER_FORCE_POS; - } - priv->staging_rxon.rx_chain = cpu_to_le16(rx_chain); if (!is_single && (active_rx_cnt >= IWL_NUM_RX_CHAINS_SINGLE) && is_cam) -- 2.39.3