wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_operation_update_rxtx_parameters.cpp
/*
* 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;
}