Contiki-NG
tx-power.h
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1 /*
2  * Copyright (c) 2018, Texas Instruments Incorporated - http://www.ti.com/
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
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the copyright holder nor the names of its
14  * contributors may be used to endorse or promote products derived
15  * from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
20  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
21  * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
28  * OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 /**
31  * \addtogroup cc13xx-cc26xx-cpu
32  * @{
33  *
34  * \defgroup cc13xx-cc26xx-rf-tx-power TX power functioanlity for CC13xx/CC26xx
35  *
36  * @{
37  *
38  * \file
39  * Header file of TX power functionality of CC13xx/CC26xx.
40  * \author
41  * Edvard Pettersen <e.pettersen@ti.com>
42  */
43 /*---------------------------------------------------------------------------*/
44 #ifndef TX_POWER_H_
45 #define TX_POWER_H_
46 /*---------------------------------------------------------------------------*/
47 #include "contiki.h"
48 /*---------------------------------------------------------------------------*/
49 #include <ti/drivers/rf/RF.h>
50 /*---------------------------------------------------------------------------*/
51 #include <stdint.h>
52 #include <stddef.h>
53 #include <stdbool.h>
54 /*---------------------------------------------------------------------------*/
55 #define RF_TXPOWER_DBM RF_CONF_TXPOWER_DBM
56 #define RF_BLE_TXPOWER_DBM RF_CONF_BLE_TXPOWER_DBM
57 #define RF_TXPOWER_BOOST_MODE RF_CONF_TXPOWER_BOOST_MODE
58 /*---------------------------------------------------------------------------*/
59 typedef RF_TxPowerTable_Entry tx_power_table_t;
60 /*---------------------------------------------------------------------------*/
61 /**
62  * \name Extern declarations of TX Power Table variables.
63  *
64  * @{
65  */
66 
67 /* Nestack RF TX power table */
68 extern tx_power_table_t *const rf_tx_power_table;
69 extern const size_t rf_tx_power_table_size;
70 
71 /* BLE Beacon RF TX power table */
72 extern tx_power_table_t *const ble_tx_power_table;
73 extern const size_t ble_tx_power_table_size;
74 /** @} */
75 /*---------------------------------------------------------------------------*/
76 /**
77  * \name TX power table convenience functions.
78  *
79  * @{
80  */
81 
82 static inline int8_t
83 tx_power_min(tx_power_table_t *table)
84 {
85  return table[0].power;
86 }
87 static inline int8_t
88 tx_power_max(tx_power_table_t *table, size_t size)
89 {
90  return table[size - 1].power;
91 }
92 static inline bool
93 tx_power_in_range(int8_t dbm, tx_power_table_t *table, size_t size)
94 {
95  return (dbm >= tx_power_min(table)) &&
96  (dbm <= tx_power_max(table, size));
97 }
98 /** @} */
99 /*---------------------------------------------------------------------------*/
100 #endif /* TX_POWER_H_ */
101 /*---------------------------------------------------------------------------*/
102 /**
103  * @}
104  * @}
105  */