1 /* 2 * Copyright (c) 2016-2018 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 #ifndef _DP_PEER_H_ 19 #define _DP_PEER_H_ 20 21 #include <qdf_types.h> 22 #include <qdf_lock.h> 23 #include "dp_types.h" 24 25 #define DP_INVALID_PEER_ID 0xffff 26 27 /** 28 * dp_peer_find_by_id() - Returns peer object given the peer id 29 * 30 * @soc : core DP soc context 31 * @peer_id : peer id from peer object can be retrieved 32 * 33 * Return: struct dp_peer*: Pointer to DP peer object 34 */ 35 static inline struct dp_peer * 36 dp_peer_find_by_id(struct dp_soc *soc, 37 uint16_t peer_id) 38 { 39 struct dp_peer *peer; 40 41 /* TODO: Hold lock */ 42 peer = (peer_id >= soc->max_peers) ? NULL : 43 soc->peer_id_to_obj_map[peer_id]; 44 45 return peer; 46 } 47 48 void dp_rx_peer_map_handler(void *soc_handle, uint16_t peer_id, 49 uint16_t hw_peer_id, uint8_t vdev_id, uint8_t *peer_mac_addr); 50 void dp_rx_peer_unmap_handler(void *soc_handle, uint16_t peer_id); 51 void dp_rx_sec_ind_handler(void *soc_handle, uint16_t peer_id, 52 enum htt_sec_type sec_type, int is_unicast, 53 u_int32_t *michael_key, u_int32_t *rx_pn); 54 uint8_t dp_get_peer_mac_addr_frm_id(struct cdp_soc_t *soc_handle, 55 uint16_t peer_id, uint8_t *peer_mac); 56 57 int dp_peer_add_ast(struct dp_soc *soc, struct dp_peer *peer, 58 uint8_t *mac_addr, enum cdp_txrx_ast_entry_type type, 59 uint32_t flags); 60 61 void dp_peer_del_ast(struct dp_soc *soc, struct dp_ast_entry *ast_entry); 62 63 int dp_peer_update_ast(struct dp_soc *soc, struct dp_peer *peer, 64 struct dp_ast_entry *ast_entry, uint32_t flags); 65 66 struct dp_ast_entry *dp_peer_ast_hash_find(struct dp_soc *soc, 67 uint8_t *ast_mac_addr); 68 69 uint8_t dp_peer_ast_get_pdev_id(struct dp_soc *soc, 70 struct dp_ast_entry *ast_entry); 71 72 73 uint8_t dp_peer_ast_get_next_hop(struct dp_soc *soc, 74 struct dp_ast_entry *ast_entry); 75 76 void dp_peer_ast_set_type(struct dp_soc *soc, 77 struct dp_ast_entry *ast_entry, 78 enum cdp_txrx_ast_entry_type type); 79 80 /* 81 * dp_get_vdev_from_soc_vdev_id_wifi3() - 82 * Returns vdev object given the vdev id 83 * vdev id is unique across pdev's 84 * 85 * @soc : core DP soc context 86 * @vdev_id : vdev id from vdev object can be retrieved 87 * 88 * Return: struct dp_vdev*: Pointer to DP vdev object 89 */ 90 static inline struct dp_vdev * 91 dp_get_vdev_from_soc_vdev_id_wifi3(struct dp_soc *soc, 92 uint8_t vdev_id) 93 { 94 struct dp_pdev *pdev = NULL; 95 struct dp_vdev *vdev = NULL; 96 int i; 97 98 for (i = 0; i < MAX_PDEV_CNT && soc->pdev_list[i]; i++) { 99 pdev = soc->pdev_list[i]; 100 TAILQ_FOREACH(vdev, &pdev->vdev_list, vdev_list_elem) { 101 if (vdev->vdev_id == vdev_id) { 102 QDF_TRACE(QDF_MODULE_ID_DP, 103 QDF_TRACE_LEVEL_INFO, 104 FL("Found vdev 0x%pK on pdev %d\n"), 105 vdev, i); 106 return vdev; 107 } 108 } 109 } 110 return NULL; 111 112 } 113 #endif /* _DP_PEER_H_ */ 114