1 /* 2 * Copyright (c) 2019, The OpenThread Authors. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 3. Neither the name of the copyright holder nor the 13 * names of its contributors may be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /** 30 * @file 31 * This file includes compile-time configurations for the Link Quality service. 32 */ 33 34 #ifndef CONFIG_LINK_QUALITY_H_ 35 #define CONFIG_LINK_QUALITY_H_ 36 37 /** 38 * @addtogroup config-link-quality 39 * 40 * @brief 41 * This module includes configuration variables for the Link Quality service. 42 * 43 * @{ 44 */ 45 46 /** 47 * @def OPENTHREAD_CONFIG_CCA_FAILURE_RATE_AVERAGING_WINDOW 48 * 49 * OpenThread's MAC implementation maintains the average failure rate of CCA (Clear Channel Assessment) operation on 50 * frame transmissions. This value specifies the window (in terms of number of transmissions or samples) over which the 51 * average rate is maintained. Practically, the average value can be considered as the percentage of CCA failures in 52 * (approximately) last AVERAGING_WINDOW frame transmissions. 53 */ 54 #ifndef OPENTHREAD_CONFIG_CCA_FAILURE_RATE_AVERAGING_WINDOW 55 #define OPENTHREAD_CONFIG_CCA_FAILURE_RATE_AVERAGING_WINDOW 512 56 #endif 57 58 /** 59 * @def OPENTHREAD_CONFIG_FRAME_TX_ERR_RATE_AVERAGING_WINDOW 60 * 61 * OpenThread's MAC implementation maintains the average error rate of MAC frame transmissions per neighbor. This 62 * parameter specifies the window (in terms of number of frames/sample) over which the average error rate is maintained. 63 * Practically, the average value can be considered as the percentage of failed (no ack) MAC frame transmissions over 64 * (approximately) last AVERAGING_WINDOW frame transmission attempts to a specific neighbor. 65 */ 66 #ifndef OPENTHREAD_CONFIG_FRAME_TX_ERR_RATE_AVERAGING_WINDOW 67 #define OPENTHREAD_CONFIG_FRAME_TX_ERR_RATE_AVERAGING_WINDOW 128 68 #endif 69 70 /** 71 * @def OPENTHREAD_CONFIG_IPV6_TX_ERR_RATE_AVERAGING_WINDOW 72 * 73 * OpenThread maintains the average error rate of IPv6 messages per neighbor. This parameter specifies the 74 * window (in terms of number of messages) over which the average error rate is maintained. Practically, the average 75 * value can be considered as the percentage of failed (no ack) messages over (approximately) last AVERAGING_WINDOW 76 * IPv6 messages sent to a specific neighbor. 77 */ 78 #ifndef OPENTHREAD_CONFIG_IPV6_TX_ERR_RATE_AVERAGING_WINDOW 79 #define OPENTHREAD_CONFIG_IPV6_TX_ERR_RATE_AVERAGING_WINDOW 128 80 #endif 81 82 /** 83 * @} 84 */ 85 86 #endif // CONFIG_LINK_QUALITY_H_ 87