1 /* 2 * Copyright (c) 2018,2020 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /** 20 * DOC: qdf_net_if 21 * This file provides OS dependent network interface related APIs 22 */ 23 #include "qdf_net_if.h" 24 #include "qdf_types.h" 25 #include "qdf_module.h" 26 #include "qdf_util.h" 27 #include <linux/netdevice.h> 28 29 QDF_STATUS 30 qdf_net_if_create_dummy_if(struct qdf_net_if *nif) 31 { 32 int ret; 33 34 if (!nif) 35 return QDF_STATUS_E_INVAL; 36 37 ret = init_dummy_netdev((struct net_device *)nif); 38 39 return qdf_status_from_os_return(ret); 40 } 41 42 qdf_export_symbol(qdf_net_if_create_dummy_if); 43 44 /** 45 * qdf_net_if_get_devname() - Retrieve netdevice name 46 * @nif: Abstraction of netdevice 47 * 48 * Return: netdevice name 49 */ 50 char *qdf_net_if_get_devname(struct qdf_net_if *nif) 51 { 52 if (!nif) 53 return NULL; 54 55 return (((struct net_device *)nif)->name); 56 } 57 58 qdf_export_symbol(qdf_net_if_get_devname); 59 60 /** 61 * qdf_net_if_get_dev_by_name() - Find a network device by its name 62 * @nif_name: network device name 63 * 64 * This function retrieves the network device by its name 65 * 66 * Return: qdf network device 67 */ 68 struct qdf_net_if *qdf_net_if_get_dev_by_name(char *nif_name) 69 { 70 return __qdf_net_if_get_dev_by_name(nif_name); 71 } 72 73 qdf_export_symbol(qdf_net_if_get_dev_by_name); 74 75 /** 76 * qdf_net_if_release_dev() - Release reference to network device 77 * @nif: network device 78 * 79 * This function releases reference to the network device 80 * 81 * Return: QDF_STATUS_SUCCESS on success 82 */ 83 QDF_STATUS 84 qdf_net_if_release_dev(struct qdf_net_if *nif) 85 { 86 return __qdf_net_if_release_dev(nif); 87 } 88 89 qdf_export_symbol(qdf_net_if_release_dev); 90