iwlwifi: remove qos module parameter

The ability of disabling qos from module params is not required anymore.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

6 files changed, 14 insertions, 33 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 3afecf8aac42..a7e6e32bd489 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -63,7 +63,6 @@ static int iwl4965_hw_get_temperature(const struct iwl_priv *priv);
 static struct iwl_mod_params iwl4965_mod_params = {
         .num_of_queues = IWL49_NUM_QUEUES,
         .num_of_ampdu_queues = IWL49_NUM_AMPDU_QUEUES,
-        .enable_qos = 1,
         .amsdu_size_8K = 1,
         .restart_fw = 1,
         /* the rest are 0 by default */
@@ -2363,9 +2362,6 @@ MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 0)");
 
 module_param_named(queues_num, iwl4965_mod_params.num_of_queues, int, 0444);
 MODULE_PARM_DESC(queues_num, "number of hw queues.");
-/* QoS */
-module_param_named(qos_enable, iwl4965_mod_params.enable_qos, int, 0444);
-MODULE_PARM_DESC(qos_enable, "enable all QoS functionality");
 /* 11n */
 module_param_named(11n_disable, iwl4965_mod_params.disable_11n, int, 0444);
 MODULE_PARM_DESC(11n_disable, "disable 11n functionality");
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 1b82742ea333..2344de945974 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -1530,7 +1530,6 @@ static struct iwl_ops iwl5000_ops = {
 static struct iwl_mod_params iwl50_mod_params = {
         .num_of_queues = IWL50_NUM_QUEUES,
         .num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
-        .enable_qos = 1,
         .amsdu_size_8K = 1,
         .restart_fw = 1,
         /* the rest are 0 by default */
@@ -1628,8 +1627,6 @@ module_param_named(debug50, iwl50_mod_params.debug, int, 0444);
 MODULE_PARM_DESC(debug50, "50XX debug output mask");
 module_param_named(queues_num50, iwl50_mod_params.num_of_queues, int, 0444);
 MODULE_PARM_DESC(queues_num50, "number of hw queues in 50xx series");
-module_param_named(qos_enable50, iwl50_mod_params.enable_qos, int, 0444);
-MODULE_PARM_DESC(qos_enable50, "enable all 50XX QoS functionality");
 module_param_named(11n_disable50, iwl50_mod_params.disable_11n, int, 0444);
 MODULE_PARM_DESC(11n_disable50, "disable 50XX 11n functionality");
 module_param_named(amsdu_size_8K50, iwl50_mod_params.amsdu_size_8K, int, 0444);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 344225a3eb54..3f425f68b2ca 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -546,9 +546,6 @@ static void iwl_activate_qos(struct iwl_priv *priv, u8 force)
         if (test_bit(STATUS_EXIT_PENDING, &priv->status))
                 return;
 
-        if (!priv->qos_data.qos_enable)
-                return;
-
         priv->qos_data.def_qos_parm.qos_flags = 0;
 
         if (priv->qos_data.qos_cap.q_AP.queue_request &&
@@ -3112,11 +3109,6 @@ static int iwl_mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
                 return 0;
         }
 
-        if (!priv->qos_data.qos_enable) {
-                priv->qos_data.qos_active = 0;
-                IWL_DEBUG_MAC80211("leave - qos not enabled\n");
-                return 0;
-        }
         q = AC_NUM - 1 - queue;
 
         spin_lock_irqsave(&priv->lock, flags);
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index cb9491a18d88..6fc395092dfe 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -243,24 +243,25 @@ void iwl_reset_qos(struct iwl_priv *priv)
         u16 cw_min = 15;
         u16 cw_max = 1023;
         u8 aifs = 2;
-        u8 is_legacy = 0;
+        bool is_legacy = false;
         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;
 
-        if (priv->iw_mode == NL80211_IFTYPE_ADHOC) {
-                if (priv->qos_data.qos_enable)
-                        priv->qos_data.qos_active = 1;
-                if (!(priv->active_rate & 0xfff0)) {
-                        cw_min = 31;
-                        is_legacy = 1;
-                }
-        } else if (priv->iw_mode == NL80211_IFTYPE_AP) {
-                if (priv->qos_data.qos_enable)
-                        priv->qos_data.qos_active = 1;
-        } else if (!(priv->staging_rxon.flags & RXON_FLG_SHORT_SLOT_MSK)) {
+        /* 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->staging_rxon.flags & RXON_FLG_SHORT_SLOT_MSK) == 0)) {
                 cw_min = 31;
                 is_legacy = 1;
         }
@@ -890,9 +891,6 @@ int iwl_init_drv(struct iwl_priv *priv)
         iwl_set_rxon_chain(priv);
         iwl_init_scan_params(priv);
 
-        if (priv->cfg->mod_params->enable_qos)
-                priv->qos_data.qos_enable = 1;
-
         iwl_reset_qos(priv);
 
         priv->qos_data.qos_active = 0;
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 983042be7a19..72f82ec62104 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -157,7 +157,6 @@ struct iwl_mod_params {
         int disable_hw_scan;    /* def: 0 = use h/w scan */
         int num_of_queues;      /* def: HW dependent */
         int num_of_ampdu_queues;/* def: HW dependent */
-        int enable_qos;         /* def: 1 = use quality of service */
         int disable_11n;        /* def: 0 = disable 11n capabilities */
         int amsdu_size_8K;      /* def: 1 = enable 8K amsdu size */
         int antenna;            /* def: 0 = both antennas (use diversity) */
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index c32012e502dc..fc859f72c07d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -436,7 +436,6 @@ union iwl_qos_capabity {
 
 /* QoS structures */
 struct iwl_qos_info {
-        int qos_enable;
         int qos_active;
         union iwl_qos_capabity qos_cap;
         struct iwl_qosparam_cmd def_qos_parm;