iwlwifi: mvm: support beacon storing

[deliverable/linux.git] / drivers / net / wireless / intel / iwlwifi / mvm / ops.c

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 6bf2bde239a0bd9c40e01f448bc80986346eae3c..3c869ad6aaecff2c7ceb0c62e433ab1b3f982fa2 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -33,6 +33,7 @@
  *
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
+ * Copyright(c) 2016 Intel Deutschland GmbH
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -267,6 +268,8 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
                   true),
        RX_HANDLER(MFUART_LOAD_NOTIFICATION, iwl_mvm_rx_mfuart_notif, false),
        RX_HANDLER(TOF_NOTIFICATION, iwl_mvm_tof_resp_handler, true),
+       RX_HANDLER_GRP(PROT_OFFLOAD_GROUP, STORED_BEACON_NTF,
+                      iwl_mvm_rx_stored_beacon_notif, false),
 
 };
 #undef RX_HANDLER
@@ -386,10 +389,18 @@ static const struct iwl_hcmd_names iwl_mvm_phy_names[] = {
        HCMD_NAME(DTS_MEASUREMENT_NOTIF_WIDE),
 };
 
+/* Please keep this array *SORTED* by hex value.
+ * Access is done through binary search
+ */
+static const struct iwl_hcmd_names iwl_mvm_prot_offload_names[] = {
+       HCMD_NAME(STORED_BEACON_NTF),
+};
+
 static const struct iwl_hcmd_arr iwl_mvm_groups[] = {
        [LEGACY_GROUP] = HCMD_ARR(iwl_mvm_legacy_names),
        [LONG_GROUP] = HCMD_ARR(iwl_mvm_legacy_names),
        [PHY_OPS_GROUP] = HCMD_ARR(iwl_mvm_phy_names),
+       [PROT_OFFLOAD_GROUP] = HCMD_ARR(iwl_mvm_prot_offload_names),
 };
 
 /* this forward declaration can avoid to export the function */
@@ -1195,7 +1206,7 @@ static void iwl_mvm_set_wowlan_data(struct iwl_mvm *mvm,
        cmd->is_11n_connection = ap_sta->ht_cap.ht_supported;
        cmd->offloading_tid = iter_data->offloading_tid;
        cmd->flags = ENABLE_L3_FILTERING | ENABLE_NBNS_FILTERING |
-               ENABLE_DHCP_FILTERING;
+               ENABLE_DHCP_FILTERING | ENABLE_STORE_BEACON;
        /*
         * The d0i3 uCode takes care of the nonqos counters,
         * so configure only the qos seq ones.
@@ -1216,8 +1227,7 @@ int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode)
        struct iwl_wowlan_config_cmd wowlan_config_cmd = {
                .wakeup_filter = cpu_to_le32(IWL_WOWLAN_WAKEUP_RX_FRAME |
                                             IWL_WOWLAN_WAKEUP_BEACON_MISS |
-                                            IWL_WOWLAN_WAKEUP_LINK_CHANGE |
-                                            IWL_WOWLAN_WAKEUP_BCN_FILTERING),
+                                            IWL_WOWLAN_WAKEUP_LINK_CHANGE),
        };
        struct iwl_d3_manager_config d3_cfg_cmd = {
                .min_sleep_time = cpu_to_le32(1000),
@@ -1267,6 +1277,12 @@ int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode)
 
        /* configure wowlan configuration only if needed */
        if (mvm->d0i3_ap_sta_id != IWL_MVM_STATION_COUNT) {
+               /* wake on beacons only if beacon storing isn't supported */
+               if (!fw_has_capa(&mvm->fw->ucode_capa,
+                                IWL_UCODE_TLV_CAPA_BEACON_STORING))
+                       wowlan_config_cmd.wakeup_filter |=
+                               cpu_to_le32(IWL_WOWLAN_WAKEUP_BCN_FILTERING);
+
                iwl_mvm_wowlan_config_key_params(mvm,
                                                 d0i3_iter_data.connected_vif,
                                                 true, flags);