diff -r 000000000000 -r c40eb8fe8501 wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_operation_update_rxtx_parameters.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_operation_update_rxtx_parameters.cpp Tue Feb 02 02:03:13 2010 +0200 @@ -0,0 +1,132 @@ +/* +* Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of the License "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: Statemachine for updating rxtx parameters +* +*/ + + +#include "core_operation_update_rxtx_parameters.h" +#include "core_operation_update_tx_rate_policies.h" +#include "core_server.h" +#include "am_debug.h" + +// ======== MEMBER FUNCTIONS ======== + +/** Beacon lost value to be used when BT connection is disabled. */ +const u32_t CORE_BEACON_LOST_COUNT_NO_BT = 15; +/** Beacon lost value to be used when BT connection is active. */ +const u32_t CORE_BEACON_LOST_COUNT_BT = 20; +/** + * Number of consecutive packets that have to be lost before + * core_am_indication_wlan_tx_fail is indicated. + */ +const u32_t CORE_FAILED_TX_PACKETS_COUNT = 4; + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_operation_update_rxtx_parameters_c::core_operation_update_rxtx_parameters_c( + u32_t request_id, + core_server_c* server, + abs_core_driverif_c* drivers, + abs_core_server_callback_c* adaptation ) : + core_operation_base_c( core_operation_update_rxtx_parameters, request_id, server, drivers, adaptation, + core_base_flag_only_one_instance ) + { + DEBUG( "core_operation_update_rxtx_parameters_c::core_operation_update_rxtx_parameters_c()" ); + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_operation_update_rxtx_parameters_c::~core_operation_update_rxtx_parameters_c() + { + DEBUG( "core_operation_update_rxtx_parameters_c::~core_operation_update_rxtx_parameters_c()" ); + } + +// --------------------------------------------------------------------------- +// --------------------------------------------------------------------------- +// +core_error_e core_operation_update_rxtx_parameters_c::next_state() + { + DEBUG( "core_operation_update_rxtx_parameters_c::next_state()" ); + + switch ( operation_state_m ) + { + case core_state_init: + { + operation_state_m = core_state_req_set_bss_lost_parameters; + + if( !server_m->get_core_settings().is_driver_loaded() ) + { + DEBUG( "core_operation_update_rxtx_parameters_c::next_state() - driver not loaded, completing operation" ); + return core_error_ok; + } + + core_bss_lost_parameters_s parameters = + { CORE_BEACON_LOST_COUNT_NO_BT, CORE_FAILED_TX_PACKETS_COUNT }; + if ( server_m->get_core_settings().is_bt_connection_established() ) + { + DEBUG( "core_operation_update_rxtx_parameters_c::next_state() - BT connection on, adjusting beacon lost count" ); + parameters.beacon_lost_count = CORE_BEACON_LOST_COUNT_BT; + } + + DEBUG( "core_operation_update_rxtx_parameters_c::next_state() - setting bss lost parameters" ); + DEBUG1( "core_operation_update_rxtx_parameters_c::next_state() - beacon_lost_count = %u", + parameters.beacon_lost_count ); + DEBUG1( "core_operation_update_rxtx_parameters_c::next_state() - failed_tx_packet_count = %u", + parameters.failed_tx_packet_count ); + + drivers_m->set_bss_lost_parameters( + request_id_m, + parameters ); + + break; + } + case core_state_req_set_bss_lost_parameters: + { + operation_state_m = core_state_req_set_tx_rate_policies; + + if ( server_m->get_core_settings().is_connected() && + server_m->get_connection_data() && + server_m->get_connection_data()->current_ap_data() ) + { + core_operation_base_c* operation = new core_operation_update_tx_rate_policies_c( + request_id_m, + server_m, + drivers_m, + adaptation_m, + *server_m->get_connection_data()->current_ap_data() ); + + return run_sub_operation( operation ); + } + + DEBUG( "core_operation_update_rxtx_parameters_c::next_state() - not connected, no need to set TX rate policies" ); + + return goto_state( core_state_req_set_tx_rate_policies ); + } + case core_state_req_set_tx_rate_policies: + { + DEBUG( "core_operation_update_rxtx_parameters_c::next_state() - all set" ); + + return core_error_ok; + } + default: + { + ASSERT( false_t ); + } + } + + return core_error_request_pending; + }