From 775a6e27bfca9d19f3ea6006a7e60a4a54aaf69c Mon Sep 17 00:00:00 2001 From: "Kolekar, Abhijeet" Date: Fri, 19 Dec 2008 10:37:36 +0800 Subject: [PATCH] iwl3945: cleanup and remove duplicate code The patch removes the following duplicate structures: iwl3945_is_alive iwl3945_is_ready iwl3945_is_init iwl3945_is_rfkill_sw iwl3945_is_rfkill iwl3945_reset_qos Signed-off-by: Abhijeet Kolekar Signed-off-by: Zhu Yi Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl3945-base.c | 204 ++++---------------- 1 file changed, 34 insertions(+), 170 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index d057ab3022aa..52c03cf29089 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -432,51 +432,6 @@ u8 iwl3945_add_station(struct iwl_priv *priv, const u8 *addr, int is_ap, u8 flag } -/*************** DRIVER STATUS FUNCTIONS *****/ - -static inline int iwl3945_is_ready(struct iwl_priv *priv) -{ - /* The adapter is 'ready' if READY and GEO_CONFIGURED bits are - * set but EXIT_PENDING is not */ - return test_bit(STATUS_READY, &priv->status) && - test_bit(STATUS_GEO_CONFIGURED, &priv->status) && - !test_bit(STATUS_EXIT_PENDING, &priv->status); -} - -static inline int iwl3945_is_alive(struct iwl_priv *priv) -{ - return test_bit(STATUS_ALIVE, &priv->status); -} - -static inline int iwl3945_is_init(struct iwl_priv *priv) -{ - return test_bit(STATUS_INIT, &priv->status); -} - -static inline int iwl3945_is_rfkill_sw(struct iwl_priv *priv) -{ - return test_bit(STATUS_RF_KILL_SW, &priv->status); -} - -static inline int iwl3945_is_rfkill_hw(struct iwl_priv *priv) -{ - return test_bit(STATUS_RF_KILL_HW, &priv->status); -} - -static inline int iwl3945_is_rfkill(struct iwl_priv *priv) -{ - return iwl3945_is_rfkill_hw(priv) || - iwl3945_is_rfkill_sw(priv); -} - -static inline int iwl3945_is_ready_rf(struct iwl_priv *priv) -{ - - if (iwl3945_is_rfkill(priv)) - return 0; - - return iwl3945_is_ready(priv); -} /*************** HOST COMMAND QUEUE FUNCTIONS *****/ @@ -514,7 +469,7 @@ static int iwl3945_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) !(cmd->meta.flags & CMD_SIZE_HUGE)); - if (iwl3945_is_rfkill(priv)) { + if (iwl_is_rfkill(priv)) { IWL_DEBUG_INFO("Not sending command - RF KILL"); return -EIO; } @@ -941,7 +896,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv) struct iwl3945_rxon_cmd *active_rxon = (void *)&priv->active39_rxon; int rc = 0; - if (!iwl3945_is_alive(priv)) + if (!iwl_is_alive(priv)) return -1; /* always get timestamp with Rx frame */ @@ -1596,97 +1551,6 @@ static int iwl3945_send_qos_params_command(struct iwl_priv *priv, sizeof(struct iwl_qosparam_cmd), qos); } -static void iwl3945_reset_qos(struct iwl_priv *priv) -{ - u16 cw_min = 15; - u16 cw_max = 1023; - u8 aifs = 2; - u8 is_legacy = 0; - unsigned long flags; - int i; - - spin_lock_irqsave(&priv->lock, flags); - priv->qos_data.qos_active = 0; - - /* QoS always active in AP and ADHOC mode - * In STA mode wait for association - */ - if (priv->iw_mode == NL80211_IFTYPE_ADHOC || - priv->iw_mode == NL80211_IFTYPE_AP) - priv->qos_data.qos_active = 1; - else - priv->qos_data.qos_active = 0; - - - /* check for legacy mode */ - if ((priv->iw_mode == NL80211_IFTYPE_ADHOC && - (priv->active_rate & IWL_OFDM_RATES_MASK) == 0) || - (priv->iw_mode == NL80211_IFTYPE_STATION && - (priv->staging39_rxon.flags & RXON_FLG_SHORT_SLOT_MSK) == 0)) { - cw_min = 31; - is_legacy = 1; - } - - if (priv->qos_data.qos_active) - aifs = 3; - - priv->qos_data.def_qos_parm.ac[0].cw_min = cpu_to_le16(cw_min); - priv->qos_data.def_qos_parm.ac[0].cw_max = cpu_to_le16(cw_max); - priv->qos_data.def_qos_parm.ac[0].aifsn = aifs; - priv->qos_data.def_qos_parm.ac[0].edca_txop = 0; - priv->qos_data.def_qos_parm.ac[0].reserved1 = 0; - - if (priv->qos_data.qos_active) { - i = 1; - priv->qos_data.def_qos_parm.ac[i].cw_min = cpu_to_le16(cw_min); - priv->qos_data.def_qos_parm.ac[i].cw_max = cpu_to_le16(cw_max); - priv->qos_data.def_qos_parm.ac[i].aifsn = 7; - priv->qos_data.def_qos_parm.ac[i].edca_txop = 0; - priv->qos_data.def_qos_parm.ac[i].reserved1 = 0; - - i = 2; - priv->qos_data.def_qos_parm.ac[i].cw_min = - cpu_to_le16((cw_min + 1) / 2 - 1); - priv->qos_data.def_qos_parm.ac[i].cw_max = - cpu_to_le16(cw_max); - priv->qos_data.def_qos_parm.ac[i].aifsn = 2; - if (is_legacy) - priv->qos_data.def_qos_parm.ac[i].edca_txop = - cpu_to_le16(6016); - else - priv->qos_data.def_qos_parm.ac[i].edca_txop = - cpu_to_le16(3008); - priv->qos_data.def_qos_parm.ac[i].reserved1 = 0; - - i = 3; - priv->qos_data.def_qos_parm.ac[i].cw_min = - cpu_to_le16((cw_min + 1) / 4 - 1); - priv->qos_data.def_qos_parm.ac[i].cw_max = - cpu_to_le16((cw_max + 1) / 2 - 1); - priv->qos_data.def_qos_parm.ac[i].aifsn = 2; - priv->qos_data.def_qos_parm.ac[i].reserved1 = 0; - if (is_legacy) - priv->qos_data.def_qos_parm.ac[i].edca_txop = - cpu_to_le16(3264); - else - priv->qos_data.def_qos_parm.ac[i].edca_txop = - cpu_to_le16(1504); - } else { - for (i = 1; i < 4; i++) { - priv->qos_data.def_qos_parm.ac[i].cw_min = - cpu_to_le16(cw_min); - priv->qos_data.def_qos_parm.ac[i].cw_max = - cpu_to_le16(cw_max); - priv->qos_data.def_qos_parm.ac[i].aifsn = aifs; - priv->qos_data.def_qos_parm.ac[i].edca_txop = 0; - priv->qos_data.def_qos_parm.ac[i].reserved1 = 0; - } - } - IWL_DEBUG_QOS("set QoS to default \n"); - - spin_unlock_irqrestore(&priv->lock, flags); -} - static void iwl3945_activate_qos(struct iwl_priv *priv, u8 force) { unsigned long flags; @@ -2018,7 +1882,7 @@ static void iwl3945_setup_rxon_timing(struct iwl_priv *priv) static int iwl3945_scan_initiate(struct iwl_priv *priv) { - if (!iwl3945_is_ready_rf(priv)) { + if (!iwl_is_ready_rf(priv)) { IWL_DEBUG_SCAN("Aborting scan due to not ready.\n"); return -EIO; } @@ -2179,7 +2043,7 @@ static int iwl3945_set_mode(struct iwl_priv *priv, int mode) iwl3945_clear_stations_table(priv); /* don't commit rxon if rf-kill is on*/ - if (!iwl3945_is_ready_rf(priv)) + if (!iwl_is_ready_rf(priv)) return -EAGAIN; cancel_delayed_work(&priv->scan_check); @@ -2394,7 +2258,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) int rc; spin_lock_irqsave(&priv->lock, flags); - if (iwl3945_is_rfkill(priv)) { + if (iwl_is_rfkill(priv)) { IWL_DEBUG_DROP("Dropping - RF KILL\n"); goto drop_unlock; } @@ -5614,7 +5478,7 @@ static void iwl3945_alive_start(struct iwl_priv *priv) /* Clear out the uCode error bit if it is set */ clear_bit(STATUS_FW_ERROR, &priv->status); - if (iwl3945_is_rfkill(priv)) + if (iwl_is_rfkill(priv)) return; ieee80211_wake_queues(priv->hw); @@ -5708,7 +5572,7 @@ static void __iwl3945_down(struct iwl_priv *priv) /* If we have not previously called iwl3945_init() then * clear all bits but the RF Kill and SUSPEND bits and return */ - if (!iwl3945_is_init(priv)) { + if (!iwl_is_init(priv)) { priv->status = test_bit(STATUS_RF_KILL_HW, &priv->status) << STATUS_RF_KILL_HW | test_bit(STATUS_RF_KILL_SW, &priv->status) << @@ -5920,7 +5784,7 @@ static void iwl3945_bg_rf_kill(struct work_struct *work) mutex_lock(&priv->mutex); - if (!iwl3945_is_rfkill(priv)) { + if (!iwl_is_rfkill(priv)) { IWL_DEBUG(IWL_DL_INFO | IWL_DL_RF_KILL, "HW and/or SW RF Kill no longer active, restarting " "device\n"); @@ -5984,7 +5848,7 @@ static void iwl3945_bg_request_scan(struct work_struct *data) mutex_lock(&priv->mutex); - if (!iwl3945_is_ready(priv)) { + if (!iwl_is_ready(priv)) { IWL_WARN(priv, "request scan called when driver not ready.\n"); goto done; } @@ -6013,7 +5877,7 @@ static void iwl3945_bg_request_scan(struct work_struct *data) goto done; } - if (iwl3945_is_rfkill(priv)) { + if (iwl_is_rfkill(priv)) { IWL_DEBUG_HC("Aborting scan due to RF Kill activation\n"); goto done; } @@ -6293,7 +6157,7 @@ static void iwl3945_bg_abort_scan(struct work_struct *work) { struct iwl_priv *priv = container_of(work, struct iwl_priv, abort_scan); - if (!iwl3945_is_ready(priv)) + if (!iwl_is_ready(priv)) return; mutex_lock(&priv->mutex); @@ -6429,7 +6293,7 @@ static void iwl3945_mac_stop(struct ieee80211_hw *hw) priv->is_open = 0; - if (iwl3945_is_ready_rf(priv)) { + if (iwl_is_ready_rf(priv)) { /* stop mac, cancel any scan request and clear * RXON_FILTER_ASSOC_MSK BIT */ @@ -6491,7 +6355,7 @@ static int iwl3945_mac_add_interface(struct ieee80211_hw *hw, memcpy(priv->mac_addr, conf->mac_addr, ETH_ALEN); } - if (iwl3945_is_ready(priv)) + if (iwl_is_ready(priv)) iwl3945_set_mode(priv, conf->type); mutex_unlock(&priv->mutex); @@ -6518,7 +6382,7 @@ static int iwl3945_mac_config(struct ieee80211_hw *hw, u32 changed) mutex_lock(&priv->mutex); IWL_DEBUG_MAC80211("enter to channel %d\n", conf->channel->hw_value); - if (!iwl3945_is_ready(priv)) { + if (!iwl_is_ready(priv)) { IWL_DEBUG_MAC80211("leave - not ready\n"); ret = -EIO; goto out; @@ -6570,7 +6434,7 @@ static int iwl3945_mac_config(struct ieee80211_hw *hw, u32 changed) goto out; } - if (iwl3945_is_rfkill(priv)) { + if (iwl_is_rfkill(priv)) { IWL_DEBUG_MAC80211("leave - RF kill\n"); ret = -EIO; goto out; @@ -6677,7 +6541,7 @@ static int iwl3945_mac_config_interface(struct ieee80211_hw *hw, return rc; } - if (!iwl3945_is_alive(priv)) + if (!iwl_is_alive(priv)) return -EAGAIN; mutex_lock(&priv->mutex); @@ -6705,7 +6569,7 @@ static int iwl3945_mac_config_interface(struct ieee80211_hw *hw, priv->ibss_beacon = ieee80211_beacon_get(hw, vif); } - if (iwl3945_is_rfkill(priv)) + if (iwl_is_rfkill(priv)) goto done; if (conf->bssid && !is_zero_ether_addr(conf->bssid) && @@ -6804,7 +6668,7 @@ static void iwl3945_mac_remove_interface(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - if (iwl3945_is_ready_rf(priv)) { + if (iwl_is_ready_rf(priv)) { iwl3945_scan_cancel_timeout(priv, 100); priv->staging39_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK; iwl3945_commit_rxon(priv); @@ -6885,7 +6749,7 @@ static int iwl3945_mac_hw_scan(struct ieee80211_hw *hw, u8 *ssid, size_t len) mutex_lock(&priv->mutex); spin_lock_irqsave(&priv->lock, flags); - if (!iwl3945_is_ready_rf(priv)) { + if (!iwl_is_ready_rf(priv)) { rc = -EIO; IWL_DEBUG_MAC80211("leave - not ready or exit pending\n"); goto out_unlock; @@ -6994,7 +6858,7 @@ static int iwl3945_mac_conf_tx(struct ieee80211_hw *hw, u16 queue, IWL_DEBUG_MAC80211("enter\n"); - if (!iwl3945_is_ready_rf(priv)) { + if (!iwl_is_ready_rf(priv)) { IWL_DEBUG_MAC80211("leave - RF not ready\n"); return -EIO; } @@ -7042,7 +6906,7 @@ static int iwl3945_mac_get_tx_stats(struct ieee80211_hw *hw, IWL_DEBUG_MAC80211("enter\n"); - if (!iwl3945_is_ready_rf(priv)) { + if (!iwl_is_ready_rf(priv)) { IWL_DEBUG_MAC80211("leave - RF not ready\n"); return -EIO; } @@ -7074,7 +6938,7 @@ static void iwl3945_mac_reset_tsf(struct ieee80211_hw *hw) mutex_lock(&priv->mutex); IWL_DEBUG_MAC80211("enter\n"); - iwl3945_reset_qos(priv); + iwl_reset_qos(priv); spin_lock_irqsave(&priv->lock, flags); priv->assoc_id = 0; @@ -7094,7 +6958,7 @@ static void iwl3945_mac_reset_tsf(struct ieee80211_hw *hw) spin_unlock_irqrestore(&priv->lock, flags); - if (!iwl3945_is_ready_rf(priv)) { + if (!iwl_is_ready_rf(priv)) { IWL_DEBUG_MAC80211("leave - not ready\n"); mutex_unlock(&priv->mutex); return; @@ -7132,7 +6996,7 @@ static int iwl3945_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *sk IWL_DEBUG_MAC80211("enter\n"); - if (!iwl3945_is_ready_rf(priv)) { + if (!iwl_is_ready_rf(priv)) { IWL_DEBUG_MAC80211("leave - RF not ready\n"); return -EIO; } @@ -7154,7 +7018,7 @@ static int iwl3945_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *sk IWL_DEBUG_MAC80211("leave\n"); spin_unlock_irqrestore(&priv->lock, flags); - iwl3945_reset_qos(priv); + iwl_reset_qos(priv); iwl3945_post_associate(priv); @@ -7211,7 +7075,7 @@ static ssize_t show_temperature(struct device *d, { struct iwl_priv *priv = (struct iwl_priv *)d->driver_data; - if (!iwl3945_is_alive(priv)) + if (!iwl_is_alive(priv)) return -EAGAIN; return sprintf(buf, "%d\n", iwl3945_hw_get_temperature(priv)); @@ -7423,7 +7287,7 @@ static ssize_t store_power_level(struct device *d, mode = simple_strtoul(buf, NULL, 0); mutex_lock(&priv->mutex); - if (!iwl3945_is_ready(priv)) { + if (!iwl_is_ready(priv)) { rc = -EAGAIN; goto out; } @@ -7521,7 +7385,7 @@ static ssize_t show_statistics(struct device *d, u8 *data = (u8 *)&priv->statistics_39; int rc = 0; - if (!iwl3945_is_alive(priv)) + if (!iwl_is_alive(priv)) return -EAGAIN; mutex_lock(&priv->mutex); @@ -7555,7 +7419,7 @@ static ssize_t show_antenna(struct device *d, { struct iwl_priv *priv = dev_get_drvdata(d); - if (!iwl3945_is_alive(priv)) + if (!iwl_is_alive(priv)) return -EAGAIN; return sprintf(buf, "%d\n", priv->antenna); @@ -7592,7 +7456,7 @@ static ssize_t show_status(struct device *d, struct device_attribute *attr, char *buf) { struct iwl_priv *priv = (struct iwl_priv *)d->driver_data; - if (!iwl3945_is_alive(priv)) + if (!iwl_is_alive(priv)) return -EAGAIN; return sprintf(buf, "0x%08x\n", (int)priv->status); } @@ -7878,7 +7742,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e priv->iw_mode = NL80211_IFTYPE_STATION; - iwl3945_reset_qos(priv); + iwl_reset_qos(priv); priv->qos_data.qos_active = 0; priv->qos_data.qos_cap.val = 0; @@ -8099,7 +7963,7 @@ static int iwl3945_rfkill_soft_rf_kill(void *data, enum rfkill_state state) switch (state) { case RFKILL_STATE_UNBLOCKED: - if (iwl3945_is_rfkill_hw(priv)) { + if (iwl_is_rfkill_hw(priv)) { err = -EBUSY; goto out_unlock; } @@ -8176,12 +8040,12 @@ void iwl3945_rfkill_set_hw_state(struct iwl_priv *priv) if (!priv->rfkill) return; - if (iwl3945_is_rfkill_hw(priv)) { + if (iwl_is_rfkill_hw(priv)) { rfkill_force_state(priv->rfkill, RFKILL_STATE_HARD_BLOCKED); return; } - if (!iwl3945_is_rfkill_sw(priv)) + if (!iwl_is_rfkill_sw(priv)) rfkill_force_state(priv->rfkill, RFKILL_STATE_UNBLOCKED); else rfkill_force_state(priv->rfkill, RFKILL_STATE_SOFT_BLOCKED); -- 2.39.5