X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fwireless%2Fiwlwifi%2Fiwl-core.c;h=9bd61809129f800bfa7ca5ef3ff35482675e0a65;hb=4fb8af10d0fd09372d52966b76922b9e82bbc950;hp=eb74a40a62ebdb2835eb468c26bb1557b5fa9fed;hpb=942e7b102a4827fdb69a39c7f07c544542589ef9;p=linux-2.6 diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index eb74a40a62..9bd6180912 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -273,22 +273,27 @@ int iwl_hw_nic_init(struct iwl_priv *priv) EXPORT_SYMBOL(iwl_hw_nic_init); /** - * iwlcore_clear_stations_table - Clear the driver's station table + * iwl_clear_stations_table - Clear the driver's station table * * NOTE: This does not clear or otherwise alter the device's station table. */ -void iwlcore_clear_stations_table(struct iwl_priv *priv) +void iwl_clear_stations_table(struct iwl_priv *priv) { unsigned long flags; spin_lock_irqsave(&priv->sta_lock, flags); + if (iwl_is_alive(priv) && + !test_bit(STATUS_EXIT_PENDING, &priv->status) && + iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL)) + IWL_ERROR("Couldn't clear the station table\n"); + priv->num_stations = 0; memset(priv->stations, 0, sizeof(priv->stations)); spin_unlock_irqrestore(&priv->sta_lock, flags); } -EXPORT_SYMBOL(iwlcore_clear_stations_table); +EXPORT_SYMBOL(iwl_clear_stations_table); void iwl_reset_qos(struct iwl_priv *priv) { @@ -378,8 +383,8 @@ void iwl_reset_qos(struct iwl_priv *priv) } EXPORT_SYMBOL(iwl_reset_qos); -#define MAX_BIT_RATE_40_MHZ 0x96; /* 150 Mbps */ -#define MAX_BIT_RATE_20_MHZ 0x48; /* 72 Mbps */ +#define MAX_BIT_RATE_40_MHZ 0x96 /* 150 Mbps */ +#define MAX_BIT_RATE_20_MHZ 0x48 /* 72 Mbps */ static void iwlcore_init_ht_hw_capab(const struct iwl_priv *priv, struct ieee80211_ht_info *ht_info, enum ieee80211_band band) @@ -490,7 +495,9 @@ static int iwlcore_init_geos(struct iwl_priv *priv) sband->bitrates = &rates[IWL_FIRST_OFDM_RATE]; sband->n_bitrates = IWL_RATE_COUNT - IWL_FIRST_OFDM_RATE; - iwlcore_init_ht_hw_capab(priv, &sband->ht_info, IEEE80211_BAND_5GHZ); + if (priv->cfg->sku & IWL_SKU_N) + iwlcore_init_ht_hw_capab(priv, &sband->ht_info, + IEEE80211_BAND_5GHZ); sband = &priv->bands[IEEE80211_BAND_2GHZ]; sband->channels = channels; @@ -498,7 +505,9 @@ static int iwlcore_init_geos(struct iwl_priv *priv) sband->bitrates = rates; sband->n_bitrates = IWL_RATE_COUNT; - iwlcore_init_ht_hw_capab(priv, &sband->ht_info, IEEE80211_BAND_2GHZ); + if (priv->cfg->sku & IWL_SKU_N) + iwlcore_init_ht_hw_capab(priv, &sband->ht_info, + IEEE80211_BAND_2GHZ); priv->ieee_channels = channels; priv->ieee_rates = rates; @@ -806,18 +815,19 @@ int iwl_setup_mac(struct iwl_priv *priv) { int ret; struct ieee80211_hw *hw = priv->hw; - hw->rate_control_algorithm = "iwl-4965-rs"; + hw->rate_control_algorithm = "iwl-agn-rs"; /* Tell mac80211 our characteristics */ - hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE | - IEEE80211_HW_SIGNAL_DBM | + hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; /* Default value; 4 EDCA QOS priorities */ hw->queues = 4; - /* Enhanced value; more queues, to support 11n aggregation */ - hw->ampdu_queues = 12; + /* queues to support 11n aggregation */ + if (priv->cfg->sku & IWL_SKU_N) + hw->ampdu_queues = priv->cfg->mod_params->num_of_ampdu_queues; hw->conf.beacon_int = 100; + hw->max_listen_interval = IWL_CONN_MAX_LISTEN_INTERVAL; if (priv->bands[IEEE80211_BAND_2GHZ].n_channels) priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = @@ -837,11 +847,28 @@ int iwl_setup_mac(struct iwl_priv *priv) } EXPORT_SYMBOL(iwl_setup_mac); +int iwl_set_hw_params(struct iwl_priv *priv) +{ + priv->hw_params.sw_crypto = priv->cfg->mod_params->sw_crypto; + priv->hw_params.max_rxq_size = RX_QUEUE_SIZE; + priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG; + if (priv->cfg->mod_params->amsdu_size_8K) + priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_8K; + else + priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_4K; + priv->hw_params.max_pkt_size = priv->hw_params.rx_buf_size - 256; + + if (priv->cfg->mod_params->disable_11n) + priv->cfg->sku &= ~IWL_SKU_N; + + /* Device-specific setup */ + return priv->cfg->ops->lib->set_hw_params(priv); +} +EXPORT_SYMBOL(iwl_set_hw_params); int iwl_init_drv(struct iwl_priv *priv) { int ret; - int i; priv->retry_rate = 1; priv->ibss_beacon = NULL; @@ -852,15 +879,12 @@ int iwl_init_drv(struct iwl_priv *priv) spin_lock_init(&priv->hcmd_lock); spin_lock_init(&priv->lq_mngr.lock); - for (i = 0; i < IWL_IBSS_MAC_HASH_SIZE; i++) - INIT_LIST_HEAD(&priv->ibss_mac_hash[i]); - INIT_LIST_HEAD(&priv->free_frames); mutex_init(&priv->mutex); /* Clear the driver's (not device's) station table */ - iwlcore_clear_stations_table(priv); + iwl_clear_stations_table(priv); priv->data_retry_limit = -1; priv->ieee_channels = NULL; @@ -1383,7 +1407,14 @@ int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv) spin_lock_irqsave(&priv->lock, flags); iwl_write32(priv, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_SW_BIT_RFKILL); - clear_bit(STATUS_RF_KILL_SW, &priv->status); + /* If the driver is up it will receive CARD_STATE_NOTIFICATION + * notification where it will clear SW rfkill status. + * Setting it here would break the handler. Only if the + * interface is down we can set here since we don't + * receive any further notification. + */ + if (!priv->is_open) + clear_bit(STATUS_RF_KILL_SW, &priv->status); spin_unlock_irqrestore(&priv->lock, flags); /* wake up ucode */ @@ -1401,8 +1432,10 @@ int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv) return 0; } - if (priv->is_open) - queue_work(priv->workqueue, &priv->restart); + /* If the driver is already loaded, it will receive + * CARD_STATE_NOTIFICATION notifications and the handler will + * call restart to reload the driver. + */ return 1; } EXPORT_SYMBOL(iwl_radio_kill_sw_enable_radio);