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 <abhijeet.kolekar@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files 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);