iwlwifi: mvm: Re-factor enabling uAPSD logic
authorAvri Altman <avri.altman@intel.com>
Tue, 1 Apr 2014 09:08:13 +0000 (12:08 +0300)
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Sun, 13 Apr 2014 19:23:19 +0000 (22:23 +0300)
The driver can enable uAPSD and specify some of its related parameters.
This patch organizes this logic in a separate function.

Signed-off-by: Avri Altman <avri.altman@intel.com>
Reviewed-by: Alexander Bondar <alexander.bondar@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
drivers/net/wireless/iwlwifi/mvm/power.c

index 2e6f477676f0c1fe64a580b849299bbc18658fef..78309f7d0b7b8caea2c9443c81ae42e1f299e7ec 100644 (file)
@@ -268,6 +268,30 @@ static void iwl_mvm_power_configure_uapsd(struct iwl_mvm *mvm,
                IWL_MVM_PS_HEAVY_RX_THLD_PERCENT;
 }
 
+static bool iwl_mvm_power_allow_uapsd(struct iwl_mvm *mvm,
+                                      struct ieee80211_vif *vif)
+{
+       struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+
+       if (!memcmp(mvmvif->uapsd_misbehaving_bssid, vif->bss_conf.bssid,
+                   ETH_ALEN))
+               return false;
+
+       if (vif->p2p &&
+           !(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD))
+               return false;
+       /*
+        * Avoid using uAPSD if P2P client is associated to GO that uses
+        * opportunistic power save. This is due to current FW limitation.
+        */
+       if (vif->p2p &&
+           (vif->bss_conf.p2p_noa_attr.oppps_ctwindow &
+           IEEE80211_P2P_OPPPS_ENABLE_BIT))
+               return false;
+
+       return true;
+}
+
 static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
                                    struct ieee80211_vif *vif,
                                    struct iwl_mac_power_cmd *cmd)
@@ -280,7 +304,6 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
        bool radar_detect = false;
        struct iwl_mvm_vif *mvmvif __maybe_unused =
                iwl_mvm_vif_from_mac80211(vif);
-       bool allow_uapsd = true;
 
        cmd->id_and_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id,
                                                            mvmvif->color));
@@ -346,23 +369,7 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
                        cpu_to_le32(IWL_MVM_WOWLAN_PS_TX_DATA_TIMEOUT);
        }
 
-       if (!memcmp(mvmvif->uapsd_misbehaving_bssid, vif->bss_conf.bssid,
-                   ETH_ALEN))
-               allow_uapsd = false;
-
-       if (vif->p2p &&
-           !(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD))
-               allow_uapsd = false;
-       /*
-        * Avoid using uAPSD if P2P client is associated to GO that uses
-        * opportunistic power save. This is due to current FW limitation.
-        */
-       if (vif->p2p &&
-           vif->bss_conf.p2p_noa_attr.oppps_ctwindow &
-           IEEE80211_P2P_OPPPS_ENABLE_BIT)
-               allow_uapsd = false;
-
-       if (allow_uapsd)
+       if (iwl_mvm_power_allow_uapsd(mvm, vif))
                iwl_mvm_power_configure_uapsd(mvm, vif, cmd);
 
 #ifdef CONFIG_IWLWIFI_DEBUGFS