Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 1 | /* |
Gopichand Nakkala | 0c1331e | 2013-01-07 22:49:07 -0800 | [diff] [blame] | 2 | * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 21 | |
| 22 | /**======================================================================== |
| 23 | |
| 24 | \file wlan_hdd_tdls.c |
| 25 | |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 26 | \brief WLAN Host Device Driver implementation for TDLS |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 27 | |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 28 | ========================================================================*/ |
| 29 | |
| 30 | #include <wlan_hdd_includes.h> |
| 31 | #include <wlan_hdd_hostapd.h> |
| 32 | #include <net/cfg80211.h> |
| 33 | #include <linux/netdevice.h> |
| 34 | #include <linux/skbuff.h> |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 35 | #include <linux/list.h> |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 36 | #include <linux/etherdevice.h> |
| 37 | #include <net/ieee80211_radiotap.h> |
| 38 | #include "wlan_hdd_tdls.h" |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 39 | #include "wlan_hdd_cfg80211.h" |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 40 | |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 41 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 42 | static struct mutex tdls_lock; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 43 | static tANI_S32 wlan_hdd_get_tdls_discovery_peer_cnt(tdlsCtx_t *pHddTdlsCtx); |
| 44 | static tANI_S32 wlan_hdd_tdls_peer_reset_discovery_processed(tdlsCtx_t *pHddTdlsCtx); |
| 45 | static void wlan_hdd_tdls_timers_destroy(tdlsCtx_t *pHddTdlsCtx); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 46 | |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 47 | #ifndef WLAN_FEATURE_TDLS_DEBUG |
| 48 | #define TDLS_LOG_LEVEL VOS_TRACE_LEVEL_INFO |
| 49 | #else |
| 50 | #define TDLS_LOG_LEVEL VOS_TRACE_LEVEL_WARN |
| 51 | #endif |
| 52 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 53 | static u8 wlan_hdd_tdls_hash_key (u8 *mac) |
Hoonki Lee | f63df0d | 2013-01-16 19:29:14 -0800 | [diff] [blame] | 54 | { |
| 55 | int i; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 56 | u8 key = 0; |
| 57 | |
| 58 | for (i = 0; i < 6; i++) |
| 59 | key ^= mac[i]; |
| 60 | |
| 61 | return key; |
| 62 | } |
| 63 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 64 | static v_VOID_t wlan_hdd_tdls_start_peer_discover_timer(tdlsCtx_t *pHddTdlsCtx, |
| 65 | tANI_BOOLEAN mutexLock, |
| 66 | v_U32_t discoveryExpiry) |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 67 | { |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 68 | hdd_station_ctx_t *pHddStaCtx; |
| 69 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 70 | if ( mutexLock ) |
| 71 | { |
| 72 | if (mutex_lock_interruptible(&tdls_lock)) |
| 73 | { |
| 74 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 75 | "%s: unable to lock list: %d", __func__, __LINE__); |
| 76 | return; |
| 77 | } |
| 78 | } |
| 79 | if (NULL == pHddTdlsCtx) |
| 80 | { |
| 81 | if ( mutexLock ) |
| 82 | mutex_unlock(&tdls_lock); |
| 83 | return; |
| 84 | } |
| 85 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 86 | if (NULL == pHddTdlsCtx->pAdapter) |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 87 | { |
| 88 | if ( mutexLock ) |
| 89 | mutex_unlock(&tdls_lock); |
| 90 | return; |
| 91 | } |
| 92 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 93 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pHddTdlsCtx->pAdapter); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 94 | if (hdd_connIsConnected( pHddStaCtx )) |
| 95 | { |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 96 | #ifdef FEATURE_WLAN_TDLS_INTERNAL |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 97 | vos_timer_start(&pHddTdlsCtx->peerDiscoverTimer, discoveryExpiry); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 98 | #endif |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 99 | VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "beacon rssi: %d", |
| 100 | pHddTdlsCtx->ap_rssi); |
| 101 | } |
| 102 | if ( mutexLock ) |
| 103 | mutex_unlock(&tdls_lock); |
| 104 | |
| 105 | return; |
| 106 | } |
| 107 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 108 | static v_VOID_t wlan_hdd_tdls_discover_peer_cb( v_PVOID_t userData ) |
| 109 | { |
| 110 | int i; |
| 111 | struct list_head *head; |
| 112 | struct list_head *pos; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 113 | hddTdlsPeer_t *curr_peer; |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 114 | hdd_station_ctx_t *pHddStaCtx; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 115 | tdlsCtx_t *pHddTdlsCtx = (tdlsCtx_t *)userData; |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 116 | int discover_req_sent = 0; |
| 117 | v_U32_t discover_expiry = TDLS_SUB_DISCOVERY_PERIOD; |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 118 | tANI_BOOLEAN doMutexLock = eANI_BOOLEAN_TRUE; |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 119 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 120 | if (mutex_lock_interruptible(&tdls_lock)) |
| 121 | { |
| 122 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 123 | "%s: unable to lock list : %d", __func__, __LINE__); |
| 124 | return; |
| 125 | } |
Hoonki Lee | bfee034 | 2013-01-21 16:43:45 -0800 | [diff] [blame] | 126 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 127 | if (NULL == pHddTdlsCtx) |
| 128 | { |
| 129 | mutex_unlock(&tdls_lock); |
| 130 | return; |
| 131 | } |
Hoonki Lee | bfee034 | 2013-01-21 16:43:45 -0800 | [diff] [blame] | 132 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 133 | if (NULL == pHddTdlsCtx->pAdapter) |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 134 | { |
| 135 | mutex_unlock(&tdls_lock); |
| 136 | return; |
| 137 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 138 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 139 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pHddTdlsCtx->pAdapter); |
Hoonki Lee | f63df0d | 2013-01-16 19:29:14 -0800 | [diff] [blame] | 140 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 141 | VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "%s: ", __func__); |
| 142 | |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 143 | if (0 == pHddTdlsCtx->discovery_peer_cnt) |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 144 | pHddTdlsCtx->discovery_peer_cnt = wlan_hdd_get_tdls_discovery_peer_cnt(pHddTdlsCtx); |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 145 | |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 146 | for (i = 0; i < 256; i++) { |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 147 | head = &pHddTdlsCtx->peer_list[i]; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 148 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 149 | list_for_each (pos, head) { |
| 150 | curr_peer = list_entry (pos, hddTdlsPeer_t, node); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 151 | |
Gopichand Nakkala | 2a0a157 | 2013-02-10 21:39:16 -0800 | [diff] [blame] | 152 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 153 | "%d " MAC_ADDRESS_STR " %d %d, %d %d %d %d", i, |
| 154 | MAC_ADDR_ARRAY(curr_peer->peerMac), |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 155 | curr_peer->discovery_processed, |
| 156 | discover_req_sent, |
Gopichand Nakkala | 2a0a157 | 2013-02-10 21:39:16 -0800 | [diff] [blame] | 157 | curr_peer->tdls_support, |
| 158 | curr_peer->link_status, |
| 159 | curr_peer->discovery_attempt, |
| 160 | pHddTdlsCtx->threshold_config.discovery_tries_n); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 161 | |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 162 | if (discover_req_sent < TDLS_MAX_DISCOVER_REQS_PER_TIMER) { |
| 163 | if (!curr_peer->discovery_processed) { |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 164 | |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 165 | curr_peer->discovery_processed = 1; |
| 166 | discover_req_sent++; |
| 167 | pHddTdlsCtx->discovery_peer_cnt--; |
| 168 | |
| 169 | if ((eTDLS_CAP_UNKNOWN == curr_peer->tdls_support) && |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 170 | (eTDLS_LINK_IDLE == curr_peer->link_status) && |
Gopichand Nakkala | b88f677 | 2013-02-27 18:12:56 -0800 | [diff] [blame] | 171 | (curr_peer->tx_pkt >= |
| 172 | pHddTdlsCtx->threshold_config.tx_packet_n)) { |
Gopichand Nakkala | 273d5a0 | 2013-02-19 15:15:09 -0800 | [diff] [blame] | 173 | |
| 174 | if (curr_peer->discovery_attempt < |
| 175 | pHddTdlsCtx->threshold_config.discovery_tries_n) { |
| 176 | |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 177 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 178 | "sme_SendTdlsMgmtFrame(%d)", pHddTdlsCtx->pAdapter->sessionId); |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 179 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 180 | sme_SendTdlsMgmtFrame(WLAN_HDD_GET_HAL_CTX(pHddTdlsCtx->pAdapter), |
| 181 | pHddTdlsCtx->pAdapter->sessionId, |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 182 | curr_peer->peerMac, |
| 183 | WLAN_TDLS_DISCOVERY_REQUEST, |
| 184 | 1, 0, NULL, 0, 0); |
Gopichand Nakkala | 273d5a0 | 2013-02-19 15:15:09 -0800 | [diff] [blame] | 185 | curr_peer->discovery_attempt++; |
| 186 | } |
| 187 | else |
| 188 | { |
| 189 | VOS_TRACE(VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
| 190 | "%s: Maximum Discovery retries reached", __func__); |
| 191 | curr_peer->tdls_support = eTDLS_CAP_NOT_SUPPORTED; |
| 192 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 193 | |
| 194 | } |
| 195 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 196 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 197 | else |
| 198 | goto exit_loop; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 199 | } |
Hoonki Lee | f63df0d | 2013-01-16 19:29:14 -0800 | [diff] [blame] | 200 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 201 | exit_loop: |
Hoonki Lee | f63df0d | 2013-01-16 19:29:14 -0800 | [diff] [blame] | 202 | |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 203 | if (0 != pHddTdlsCtx->discovery_peer_cnt) { |
| 204 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
| 205 | "discovery_peer_cnt is %d , Starting SUB_DISCOVERY_TIMER", |
| 206 | pHddTdlsCtx->discovery_peer_cnt); |
| 207 | discover_expiry = TDLS_SUB_DISCOVERY_PERIOD; |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 208 | doMutexLock = eANI_BOOLEAN_FALSE; |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 209 | goto done; |
| 210 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 211 | discover_expiry = pHddTdlsCtx->threshold_config.discovery_period_t; |
| 212 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 213 | mutex_unlock(&tdls_lock); |
| 214 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 215 | wlan_hdd_tdls_peer_reset_discovery_processed(pHddTdlsCtx); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 216 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 217 | /* Commenting out the following function as it was introducing |
| 218 | * a race condition when pHddTdlsCtx is deleted. Also , this |
| 219 | * function is consuming more time in the timer callback. |
| 220 | * RSSI based trigger needs to revisit this part of the code. |
| 221 | */ |
| 222 | |
| 223 | /* |
| 224 | * wlan_hdd_get_rssi(pAdapter, &pHddTdlsCtx->ap_rssi); |
| 225 | */ |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 226 | |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 227 | done: |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 228 | wlan_hdd_tdls_start_peer_discover_timer(pHddTdlsCtx, doMutexLock, discover_expiry); |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 229 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 230 | if ( !doMutexLock ) |
| 231 | mutex_unlock(&tdls_lock); |
| 232 | return; |
Hoonki Lee | f63df0d | 2013-01-16 19:29:14 -0800 | [diff] [blame] | 233 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 234 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 235 | static v_VOID_t wlan_hdd_tdls_update_peer_cb( v_PVOID_t userData ) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 236 | { |
| 237 | int i; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 238 | struct list_head *head; |
| 239 | struct list_head *pos; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 240 | hddTdlsPeer_t *curr_peer; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 241 | tdlsCtx_t *pHddTdlsCtx; |
Hoonki Lee | bfee034 | 2013-01-21 16:43:45 -0800 | [diff] [blame] | 242 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 243 | if (mutex_lock_interruptible(&tdls_lock)) |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 244 | { |
| 245 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 246 | "%s: unable to lock list", __func__); |
| 247 | return; |
| 248 | } |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 249 | pHddTdlsCtx = (tdlsCtx_t *)userData; |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 250 | if (NULL == pHddTdlsCtx) |
| 251 | { |
| 252 | mutex_unlock(&tdls_lock); |
| 253 | return; |
| 254 | } |
| 255 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 256 | if (NULL == pHddTdlsCtx->pAdapter) |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 257 | { |
| 258 | mutex_unlock(&tdls_lock); |
| 259 | return; |
| 260 | } |
| 261 | |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 262 | for (i = 0; i < 256; i++) { |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 263 | head = &pHddTdlsCtx->peer_list[i]; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 264 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 265 | list_for_each (pos, head) { |
| 266 | curr_peer = list_entry (pos, hddTdlsPeer_t, node); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 267 | |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 268 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
| 269 | "hdd update cb - %d: " MAC_ADDRESS_STR " -> %d link_status -> %d" |
| 270 | "tdls_support -> %d", i, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 271 | MAC_ADDR_ARRAY(curr_peer->peerMac), |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 272 | curr_peer->tx_pkt, curr_peer->link_status, curr_peer->tdls_support); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 273 | |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 274 | if (eTDLS_CAP_SUPPORTED == curr_peer->tdls_support) { |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 275 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 276 | "%s: (tx %d, rx %d, config %d) " MAC_ADDRESS_STR " (%d) ", |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 277 | __func__, curr_peer->tx_pkt, curr_peer->rx_pkt, |
| 278 | pHddTdlsCtx->threshold_config.tx_packet_n, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 279 | MAC_ADDR_ARRAY(curr_peer->peerMac), curr_peer->link_status); |
| 280 | |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 281 | if ((eTDLS_LINK_IDLE == curr_peer->link_status) || |
| 282 | (eTDLS_LINK_DISCOVERING == curr_peer->link_status)){ |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 283 | if (curr_peer->tx_pkt >= |
| 284 | pHddTdlsCtx->threshold_config.tx_packet_n) { |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 285 | |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 286 | if (HDD_MAX_NUM_TDLS_STA > wlan_hdd_tdlsConnectedPeers(pHddTdlsCtx->pAdapter)) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 287 | { |
| 288 | |
| 289 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, "-> Tput trigger TDLS SETUP"); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 290 | #ifdef CONFIG_TDLS_IMPLICIT |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 291 | wlan_hdd_tdls_pre_setup(pHddTdlsCtx, curr_peer); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 292 | #endif |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 293 | } |
| 294 | else |
| 295 | { |
| 296 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 297 | "%s: Maximum peer connected already! %d", |
| 298 | __func__, wlan_hdd_tdlsConnectedPeers(pHddTdlsCtx->pAdapter) ); |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 299 | } |
Hoonki Lee | cdd8e96 | 2013-01-20 00:45:46 -0800 | [diff] [blame] | 300 | goto next_peer; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 301 | } |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 302 | #ifdef WLAN_FEATURE_TDLS_DEBUG |
| 303 | else { |
| 304 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, "-> ignored."); |
| 305 | } |
| 306 | #endif |
Gopichand Nakkala | 9f7592a | 2013-02-27 12:41:50 -0800 | [diff] [blame] | 307 | if ((((tANI_S32)curr_peer->rssi > |
Hoonki Lee | cdd8e96 | 2013-01-20 00:45:46 -0800 | [diff] [blame] | 308 | (tANI_S32)(pHddTdlsCtx->threshold_config.rssi_hysteresis + |
Gopichand Nakkala | 9f7592a | 2013-02-27 12:41:50 -0800 | [diff] [blame] | 309 | pHddTdlsCtx->ap_rssi)) || |
| 310 | ((tANI_S32)(curr_peer->rssi > |
| 311 | pHddTdlsCtx->threshold_config.rssi_trigger_threshold))) && |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 312 | (HDD_MAX_NUM_TDLS_STA > wlan_hdd_tdlsConnectedPeers(pHddTdlsCtx->pAdapter))){ |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 313 | |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 314 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
| 315 | "%s: RSSI (peer %d > ap %d + hysteresis %d) triggering to %02x:%02x:%02x:%02x:%02x:%02x ", |
| 316 | __func__, (tANI_S32)curr_peer->rssi, |
| 317 | pHddTdlsCtx->ap_rssi, |
| 318 | (tANI_S32)(pHddTdlsCtx->threshold_config.rssi_hysteresis), |
| 319 | curr_peer->peerMac[0], curr_peer->peerMac[1], curr_peer->peerMac[2], |
| 320 | curr_peer->peerMac[3], curr_peer->peerMac[4], curr_peer->peerMac[5]); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 321 | |
| 322 | #ifdef CONFIG_TDLS_IMPLICIT |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 323 | cfg80211_tdls_oper_request(pHddTdlsCtx->pAdapter->dev, |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 324 | curr_peer->peerMac, |
| 325 | NL80211_TDLS_SETUP, FALSE, |
| 326 | GFP_KERNEL); |
| 327 | #endif |
| 328 | } |
| 329 | } else { |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 330 | if ((tANI_S32)curr_peer->rssi < |
| 331 | (tANI_S32)pHddTdlsCtx->threshold_config.rssi_teardown_threshold) { |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 332 | |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 333 | VOS_TRACE( VOS_MODULE_ID_HDD, |
| 334 | VOS_TRACE_LEVEL_WARN, |
| 335 | "Tear down - low RSSI: " MAC_ADDRESS_STR "!", |
| 336 | MAC_ADDR_ARRAY(curr_peer->peerMac)); |
| 337 | #ifdef CONFIG_TDLS_IMPLICIT |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 338 | cfg80211_tdls_oper_request(pHddTdlsCtx->pAdapter->dev, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 339 | curr_peer->peerMac, |
| 340 | NL80211_TDLS_TEARDOWN, FALSE, |
| 341 | GFP_KERNEL); |
| 342 | #endif |
Hoonki Lee | cdd8e96 | 2013-01-20 00:45:46 -0800 | [diff] [blame] | 343 | goto next_peer; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 344 | } |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 345 | |
| 346 | if ((curr_peer->tx_pkt < |
| 347 | pHddTdlsCtx->threshold_config.idle_packet_n) && |
| 348 | (curr_peer->rx_pkt < |
| 349 | pHddTdlsCtx->threshold_config.idle_packet_n)) { |
| 350 | if (VOS_TIMER_STATE_RUNNING != |
| 351 | vos_timer_getCurrentState(&curr_peer->peerIdleTimer)) { |
| 352 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, |
| 353 | "Tx/Rx Idle timer start: " MAC_ADDRESS_STR "!", |
| 354 | MAC_ADDR_ARRAY(curr_peer->peerMac)); |
| 355 | vos_timer_start( &curr_peer->peerIdleTimer, |
| 356 | pHddTdlsCtx->threshold_config.idle_timeout_t ); |
| 357 | } |
| 358 | } else { |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 359 | if (VOS_TIMER_STATE_RUNNING == |
| 360 | vos_timer_getCurrentState(&curr_peer->peerIdleTimer)) { |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 361 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, |
| 362 | "Tx/Rx Idle timer stop: " MAC_ADDRESS_STR "!", |
| 363 | MAC_ADDR_ARRAY(curr_peer->peerMac)); |
| 364 | vos_timer_stop( &curr_peer->peerIdleTimer); |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 365 | } |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 366 | } |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 367 | |
Hoonki Lee | cdd8e96 | 2013-01-20 00:45:46 -0800 | [diff] [blame] | 368 | // if (curr_peer->rssi < |
| 369 | // (pHddTdlsCtx->threshold_config.rssi_hysteresis + |
| 370 | // pHddTdlsCtx->ap_rssi)) { |
| 371 | // |
| 372 | //#ifdef CONFIG_TDLS_IMPLICIT |
| 373 | // cfg80211_tdls_oper_request(pHddTdlsCtx->dev, |
| 374 | // curr_peer->peerMac, |
| 375 | // NL80211_TDLS_TEARDOWN, FALSE, |
| 376 | // GFP_KERNEL); |
| 377 | //#endif |
| 378 | // } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 379 | } |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 380 | } else if (eTDLS_CAP_UNKNOWN == curr_peer->tdls_support) { |
| 381 | if (eTDLS_LINK_CONNECTED != curr_peer->link_status) { |
| 382 | if (curr_peer->tx_pkt >= |
| 383 | pHddTdlsCtx->threshold_config.tx_packet_n) { |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 384 | |
| 385 | if (++curr_peer->discovery_attempt < |
| 386 | pHddTdlsCtx->threshold_config.discovery_tries_n) { |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 387 | |
| 388 | sme_SendTdlsMgmtFrame(WLAN_HDD_GET_HAL_CTX(pHddTdlsCtx->pAdapter), |
| 389 | pHddTdlsCtx->pAdapter->sessionId, |
Gopichand Nakkala | b88f677 | 2013-02-27 18:12:56 -0800 | [diff] [blame] | 390 | curr_peer->peerMac, |
| 391 | WLAN_TDLS_DISCOVERY_REQUEST, |
| 392 | 1, 0, NULL, 0, 0); |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 393 | } |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 394 | else |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 395 | { |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 396 | curr_peer->tdls_support = eTDLS_CAP_NOT_SUPPORTED; |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 397 | curr_peer->link_status = eTDLS_LINK_IDLE; |
| 398 | } |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 399 | |
| 400 | VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 401 | "Tput triggering TDLS discovery: " MAC_ADDRESS_STR "!", |
| 402 | MAC_ADDR_ARRAY(curr_peer->peerMac)); |
| 403 | } |
| 404 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 405 | } |
| 406 | |
Hoonki Lee | cdd8e96 | 2013-01-20 00:45:46 -0800 | [diff] [blame] | 407 | next_peer: |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 408 | curr_peer->tx_pkt = 0; |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 409 | curr_peer->rx_pkt = 0; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 410 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 411 | } |
| 412 | |
| 413 | vos_timer_start( &pHddTdlsCtx->peerUpdateTimer, |
| 414 | pHddTdlsCtx->threshold_config.tx_period_t ); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 415 | mutex_unlock(&tdls_lock); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 416 | } |
| 417 | |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 418 | static v_VOID_t wlan_hdd_tdls_idle_cb( v_PVOID_t userData ) |
| 419 | { |
Lee Hoonki | c1262f2 | 2013-01-24 21:59:00 -0800 | [diff] [blame] | 420 | #ifdef CONFIG_TDLS_IMPLICIT |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 421 | hddTdlsPeer_t *curr_peer = (hddTdlsPeer_t *)userData; |
| 422 | |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 423 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 424 | "%s: Tx/Rx Idle " MAC_ADDRESS_STR " trigger teardown", |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 425 | __func__, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 426 | MAC_ADDR_ARRAY(curr_peer->peerMac)); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 427 | if (mutex_lock_interruptible(&tdls_lock)) |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 428 | { |
| 429 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 430 | "%s: unable to lock list", __func__); |
| 431 | return; |
| 432 | } |
Hoonki Lee | 5a4b217 | 2013-01-29 01:45:53 -0800 | [diff] [blame] | 433 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 434 | cfg80211_tdls_oper_request(curr_peer->pHddTdlsCtx->pAdapter->dev, |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 435 | curr_peer->peerMac, |
Hoonki Lee | a34dd89 | 2013-02-05 22:56:02 -0800 | [diff] [blame] | 436 | NL80211_TDLS_TEARDOWN, |
| 437 | eSIR_MAC_TDLS_TEARDOWN_UNSPEC_REASON, |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 438 | GFP_KERNEL); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 439 | mutex_unlock(&tdls_lock); |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 440 | #endif |
| 441 | } |
| 442 | |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 443 | static v_VOID_t wlan_hdd_tdls_discovery_timeout_peer_cb(v_PVOID_t userData) |
| 444 | { |
| 445 | tdlsCtx_t *pHddTdlsCtx; |
| 446 | |
| 447 | pHddTdlsCtx = (tdlsCtx_t *)userData; |
| 448 | if (NULL == pHddTdlsCtx) |
| 449 | return; |
| 450 | |
| 451 | pHddTdlsCtx->discovery_sent_cnt = 0; |
| 452 | wlan_hdd_tdls_check_bmps(pHddTdlsCtx->pAdapter); |
| 453 | |
| 454 | return; |
| 455 | } |
| 456 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 457 | static void wlan_hdd_tdls_free_list(tdlsCtx_t *pHddTdlsCtx) |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 458 | { |
| 459 | int i; |
| 460 | struct list_head *head; |
| 461 | hddTdlsPeer_t *tmp; |
| 462 | struct list_head *pos, *q; |
| 463 | |
| 464 | if (NULL == pHddTdlsCtx) return; |
| 465 | |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 466 | |
| 467 | for (i = 0; i < 256; i++) { |
| 468 | head = &pHddTdlsCtx->peer_list[i]; |
| 469 | list_for_each_safe (pos, q, head) { |
| 470 | tmp = list_entry(pos, hddTdlsPeer_t, node); |
| 471 | list_del(pos); |
| 472 | vos_mem_free(tmp); |
| 473 | } |
| 474 | } |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 475 | } |
| 476 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 477 | int wlan_hdd_tdls_init(hdd_adapter_t *pAdapter) |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 478 | { |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 479 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX( pAdapter ); |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 480 | tdlsCtx_t *pHddTdlsCtx; |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 481 | int i; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 482 | v_U8_t staIdx; |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 483 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 484 | mutex_init(&tdls_lock); |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 485 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 486 | if ((FALSE == pHddCtx->cfg_ini->fEnableTDLSSupport) || |
| 487 | (FALSE == sme_IsFeatureSupportedByFW(TDLS))) |
| 488 | { |
| 489 | pHddCtx->tdls_mode = eTDLS_SUPPORT_NOT_ENABLED; |
| 490 | pAdapter->sessionCtx.station.pHddTdlsCtx = NULL; |
| 491 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s TDLS not enabled (%d) or FW doesn't support (%d)!", |
| 492 | __func__, pHddCtx->cfg_ini->fEnableTDLSSupport, |
| 493 | sme_IsFeatureSupportedByFW(TDLS)); |
| 494 | return 0; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 495 | } |
| 496 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 497 | pHddTdlsCtx = vos_mem_malloc(sizeof(tdlsCtx_t)); |
| 498 | |
| 499 | if (NULL == pHddTdlsCtx) { |
| 500 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s malloc failed!", __func__); |
| 501 | pAdapter->sessionCtx.station.pHddTdlsCtx = NULL; |
| 502 | return -1; |
| 503 | } |
| 504 | |
| 505 | pAdapter->sessionCtx.station.pHddTdlsCtx = pHddTdlsCtx; |
| 506 | |
| 507 | /* initialize TDLS global context */ |
| 508 | pHddCtx->connected_peer_count = 0; |
| 509 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 510 | for (staIdx = 0; staIdx < HDD_MAX_NUM_TDLS_STA; staIdx++) |
| 511 | { |
| 512 | pHddCtx->tdlsConnInfo[staIdx].staId = 0; |
| 513 | pHddCtx->tdlsConnInfo[staIdx].sessionId = 255; |
| 514 | vos_mem_zero(&pHddCtx->tdlsConnInfo[staIdx].peerMac, |
| 515 | sizeof(v_MACADDR_t)) ; |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 516 | } |
| 517 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 518 | /* initialize TDLS pAdater context */ |
| 519 | vos_mem_zero(pHddTdlsCtx, sizeof(tdlsCtx_t)); |
| 520 | |
| 521 | pHddTdlsCtx->pAdapter = pAdapter; |
| 522 | |
| 523 | for (i = 0; i < 256; i++) |
| 524 | { |
| 525 | INIT_LIST_HEAD(&pHddTdlsCtx->peer_list[i]); |
| 526 | } |
| 527 | |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 528 | vos_timer_init(&pHddTdlsCtx->peerDiscoverTimer, |
| 529 | VOS_TIMER_TYPE_SW, |
| 530 | wlan_hdd_tdls_discover_peer_cb, |
| 531 | pHddTdlsCtx); |
| 532 | |
| 533 | vos_timer_init(&pHddTdlsCtx->peerUpdateTimer, |
| 534 | VOS_TIMER_TYPE_SW, |
| 535 | wlan_hdd_tdls_update_peer_cb, |
| 536 | pHddTdlsCtx); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 537 | vos_timer_init(&pHddTdlsCtx->peerDiscoveryTimeoutTimer, |
| 538 | VOS_TIMER_TYPE_SW, |
| 539 | wlan_hdd_tdls_discovery_timeout_peer_cb, |
| 540 | pHddTdlsCtx); |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 541 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 542 | /* remember configuration even if it is not used right now. it could be used later */ |
| 543 | pHddTdlsCtx->threshold_config.tx_period_t = pHddCtx->cfg_ini->fTDLSTxStatsPeriod; |
| 544 | pHddTdlsCtx->threshold_config.tx_packet_n = pHddCtx->cfg_ini->fTDLSTxPacketThreshold; |
| 545 | pHddTdlsCtx->threshold_config.discovery_period_t = pHddCtx->cfg_ini->fTDLSDiscoveryPeriod; |
| 546 | pHddTdlsCtx->threshold_config.discovery_tries_n = pHddCtx->cfg_ini->fTDLSMaxDiscoveryAttempt; |
| 547 | pHddTdlsCtx->threshold_config.idle_timeout_t = pHddCtx->cfg_ini->fTDLSIdleTimeout; |
| 548 | pHddTdlsCtx->threshold_config.idle_packet_n = pHddCtx->cfg_ini->fTDLSIdlePacketThreshold; |
| 549 | pHddTdlsCtx->threshold_config.rssi_hysteresis = pHddCtx->cfg_ini->fTDLSRSSIHysteresis; |
| 550 | pHddTdlsCtx->threshold_config.rssi_trigger_threshold = pHddCtx->cfg_ini->fTDLSRSSITriggerThreshold; |
| 551 | pHddTdlsCtx->threshold_config.rssi_teardown_threshold = pHddCtx->cfg_ini->fTDLSRSSITeardownThreshold; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 552 | |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 553 | if (FALSE == pHddCtx->cfg_ini->fEnableTDLSImplicitTrigger) |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 554 | { |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 555 | pHddCtx->tdls_mode = eTDLS_SUPPORT_EXPLICIT_TRIGGER_ONLY; |
Hoonki Lee | bf870f3 | 2013-01-19 15:53:30 +0530 | [diff] [blame] | 556 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s TDLS Implicit trigger not enabled!", __func__); |
Hoonki Lee | bf870f3 | 2013-01-19 15:53:30 +0530 | [diff] [blame] | 557 | } |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 558 | else |
| 559 | { |
| 560 | pHddCtx->tdls_mode = eTDLS_SUPPORT_ENABLED; |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 561 | #ifdef FEATURE_WLAN_TDLS_INTERNAL |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 562 | vos_timer_start( &pHddTdlsCtx->peerDiscoverTimer, |
| 563 | pHddTdlsCtx->threshold_config.discovery_period_t ); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 564 | #endif |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 565 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 566 | vos_timer_start( &pHddTdlsCtx->peerUpdateTimer, |
| 567 | pHddTdlsCtx->threshold_config.tx_period_t ); |
| 568 | } |
| 569 | |
| 570 | return 0; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 571 | } |
| 572 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 573 | void wlan_hdd_tdls_exit(hdd_adapter_t *pAdapter) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 574 | { |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 575 | tdlsCtx_t *pHddTdlsCtx; |
| 576 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 577 | if (mutex_lock_interruptible(&tdls_lock)) |
| 578 | { |
| 579 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 580 | "%s: unable to lock list", __func__); |
| 581 | return; |
| 582 | } |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 583 | |
| 584 | pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 585 | if (NULL == pHddTdlsCtx) |
| 586 | { |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 587 | mutex_unlock(&tdls_lock); |
Hoonki Lee | bfee034 | 2013-01-21 16:43:45 -0800 | [diff] [blame] | 588 | hddLog(VOS_TRACE_LEVEL_WARN, "%s TDLS not enabled, exiting!", __func__); |
| 589 | return; |
| 590 | } |
| 591 | |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 592 | /* must stop timer here before freeing peer list, because peerIdleTimer is |
| 593 | part of peer list structure. */ |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 594 | wlan_hdd_tdls_timers_destroy(pHddTdlsCtx); |
| 595 | wlan_hdd_tdls_free_list(pHddTdlsCtx); |
Chilam Ng | a75d8b6 | 2013-01-29 01:35:59 -0800 | [diff] [blame] | 596 | |
| 597 | vos_mem_free(pHddTdlsCtx); |
| 598 | pHddTdlsCtx = NULL; |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 599 | mutex_unlock(&tdls_lock); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 600 | } |
| 601 | |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 602 | /* stop all the tdls timers running */ |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 603 | static void wlan_hdd_tdls_timers_stop(tdlsCtx_t *pHddTdlsCtx) |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 604 | { |
| 605 | int i; |
| 606 | struct list_head *head; |
| 607 | struct list_head *pos; |
| 608 | hddTdlsPeer_t *curr_peer; |
| 609 | |
| 610 | vos_timer_stop(&pHddTdlsCtx->peerDiscoverTimer); |
| 611 | vos_timer_stop(&pHddTdlsCtx->peerUpdateTimer); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 612 | vos_timer_stop(&pHddTdlsCtx->peerDiscoveryTimeoutTimer); |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 613 | |
| 614 | for (i = 0; i < 256; i++) |
| 615 | { |
| 616 | head = &pHddTdlsCtx->peer_list[i]; |
| 617 | |
| 618 | list_for_each (pos, head) { |
| 619 | curr_peer = list_entry (pos, hddTdlsPeer_t, node); |
| 620 | |
| 621 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 622 | "%s: " MAC_ADDRESS_STR " -> stop idle timer", |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 623 | __func__, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 624 | MAC_ADDR_ARRAY(curr_peer->peerMac)); |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 625 | vos_timer_stop ( &curr_peer->peerIdleTimer ); |
| 626 | } |
| 627 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 628 | } |
| 629 | |
| 630 | /* destroy all the tdls timers running */ |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 631 | static void wlan_hdd_tdls_timers_destroy(tdlsCtx_t *pHddTdlsCtx) |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 632 | { |
| 633 | int i; |
| 634 | struct list_head *head; |
| 635 | struct list_head *pos; |
| 636 | hddTdlsPeer_t *curr_peer; |
| 637 | |
| 638 | vos_timer_stop(&pHddTdlsCtx->peerDiscoverTimer); |
| 639 | vos_timer_destroy(&pHddTdlsCtx->peerDiscoverTimer); |
| 640 | vos_timer_stop(&pHddTdlsCtx->peerUpdateTimer); |
| 641 | vos_timer_destroy(&pHddTdlsCtx->peerUpdateTimer); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 642 | vos_timer_stop(&pHddTdlsCtx->peerDiscoveryTimeoutTimer); |
| 643 | vos_timer_destroy(&pHddTdlsCtx->peerDiscoveryTimeoutTimer); |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 644 | |
| 645 | for (i = 0; i < 256; i++) |
| 646 | { |
| 647 | head = &pHddTdlsCtx->peer_list[i]; |
| 648 | |
| 649 | list_for_each (pos, head) { |
| 650 | curr_peer = list_entry (pos, hddTdlsPeer_t, node); |
| 651 | |
| 652 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 653 | "%s: " MAC_ADDRESS_STR " -> destroy idle timer", |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 654 | __func__, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 655 | MAC_ADDR_ARRAY(curr_peer->peerMac)); |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 656 | vos_timer_stop ( &curr_peer->peerIdleTimer ); |
| 657 | vos_timer_destroy ( &curr_peer->peerIdleTimer ); |
| 658 | } |
| 659 | } |
| 660 | } |
| 661 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 662 | /* if mac address exist, return pointer |
| 663 | if mac address doesn't exist, create a list and add, return pointer |
| 664 | return NULL if fails to get new mac address |
| 665 | */ |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 666 | hddTdlsPeer_t *wlan_hdd_tdls_get_peer(hdd_adapter_t *pAdapter, u8 *mac) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 667 | { |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 668 | struct list_head *head; |
| 669 | hddTdlsPeer_t *peer; |
| 670 | u8 key; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 671 | tdlsCtx_t *pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 672 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 673 | if (NULL == pHddTdlsCtx) |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 674 | { |
| 675 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 676 | "%s: pHddTdlsCtx is NULL", __func__); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 677 | return NULL; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 678 | } |
Hoonki Lee | bfee034 | 2013-01-21 16:43:45 -0800 | [diff] [blame] | 679 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 680 | /* if already there, just update */ |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 681 | peer = wlan_hdd_tdls_find_peer(pAdapter, mac); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 682 | if (peer != NULL) |
| 683 | { |
| 684 | return peer; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 685 | } |
| 686 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 687 | /* not found, allocate and add the list */ |
| 688 | peer = vos_mem_malloc(sizeof(hddTdlsPeer_t)); |
| 689 | if (NULL == peer) { |
| 690 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s peer malloc failed!", __func__); |
| 691 | return NULL; |
| 692 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 693 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 694 | key = wlan_hdd_tdls_hash_key(mac); |
| 695 | head = &pHddTdlsCtx->peer_list[key]; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 696 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 697 | if (mutex_lock_interruptible(&tdls_lock)) |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 698 | { |
| 699 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 700 | "%s: unable to lock list", __func__); |
| 701 | return NULL; |
| 702 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 703 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 704 | vos_mem_zero(peer, sizeof(hddTdlsPeer_t)); |
| 705 | vos_mem_copy(peer->peerMac, mac, sizeof(peer->peerMac)); |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 706 | peer->pHddTdlsCtx = pHddTdlsCtx; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 707 | |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 708 | vos_timer_init(&peer->peerIdleTimer, |
| 709 | VOS_TIMER_TYPE_SW, |
| 710 | wlan_hdd_tdls_idle_cb, |
| 711 | peer); |
| 712 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 713 | list_add_tail(&peer->node, head); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 714 | mutex_unlock(&tdls_lock); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 715 | |
| 716 | return peer; |
| 717 | } |
| 718 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 719 | void wlan_hdd_tdls_set_cap(hdd_adapter_t *pAdapter, |
| 720 | u8* mac, |
| 721 | tTDLSCapType cap) |
| 722 | { |
| 723 | hddTdlsPeer_t *curr_peer; |
| 724 | |
| 725 | curr_peer = wlan_hdd_tdls_find_peer(pAdapter, mac); |
| 726 | if (curr_peer == NULL) |
| 727 | return; |
| 728 | |
| 729 | curr_peer->tdls_support = cap; |
| 730 | |
| 731 | return; |
| 732 | } |
| 733 | |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 734 | void wlan_hdd_tdls_set_peer_link_status(hddTdlsPeer_t *curr_peer, tTDLSLinkStatus status) |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 735 | { |
| 736 | if (curr_peer == NULL) |
| 737 | return; |
| 738 | |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 739 | hddLog(VOS_TRACE_LEVEL_WARN, "tdls set peer " MAC_ADDRESS_STR " link status to %u", |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 740 | MAC_ADDR_ARRAY(curr_peer->peerMac), status); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 741 | |
| 742 | curr_peer->link_status = status; |
| 743 | |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 744 | } |
| 745 | |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 746 | void wlan_hdd_tdls_set_link_status(hdd_adapter_t *pAdapter, |
| 747 | u8* mac, |
| 748 | tTDLSLinkStatus linkStatus) |
| 749 | { |
| 750 | hddTdlsPeer_t *curr_peer; |
| 751 | |
| 752 | curr_peer = wlan_hdd_tdls_find_peer(pAdapter, mac); |
| 753 | if (curr_peer == NULL) |
| 754 | return; |
| 755 | |
| 756 | curr_peer->link_status= linkStatus; |
| 757 | |
| 758 | return; |
| 759 | } |
| 760 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 761 | int wlan_hdd_tdls_recv_discovery_resp(hdd_adapter_t *pAdapter, u8 *mac) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 762 | { |
| 763 | hddTdlsPeer_t *curr_peer; |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 764 | tdlsCtx_t *pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 765 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 766 | curr_peer = wlan_hdd_tdls_get_peer(pAdapter, mac); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 767 | |
| 768 | if (NULL == curr_peer) |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 769 | return -1; |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 770 | |
| 771 | if (pHddTdlsCtx->discovery_sent_cnt) |
| 772 | pHddTdlsCtx->discovery_sent_cnt--; |
| 773 | |
| 774 | if (0 == pHddTdlsCtx->discovery_sent_cnt) |
| 775 | vos_timer_stop(&pHddTdlsCtx->peerDiscoveryTimeoutTimer); |
| 776 | wlan_hdd_tdls_check_bmps(pAdapter); |
| 777 | |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 778 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 779 | "Discovery(%lu) Response from " MAC_ADDRESS_STR " link_status %d", |
| 780 | pHddTdlsCtx->discovery_sent_cnt, MAC_ADDR_ARRAY(curr_peer->peerMac), |
| 781 | curr_peer->link_status); |
| 782 | |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 783 | if (eTDLS_LINK_DISCOVERING == curr_peer->link_status) |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 784 | { |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 785 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
| 786 | "Indicating Set-Up to supplicant"); |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 787 | cfg80211_tdls_oper_request(pAdapter->dev, |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 788 | curr_peer->peerMac, |
| 789 | NL80211_TDLS_SETUP, FALSE, |
| 790 | GFP_KERNEL); |
Gopichand Nakkala | 0592280 | 2013-03-14 12:23:19 -0700 | [diff] [blame] | 791 | curr_peer->link_status = eTDLS_LINK_DISCOVERED; |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 792 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 793 | |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 794 | curr_peer->tdls_support = eTDLS_CAP_SUPPORTED; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 795 | return 0; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 796 | } |
| 797 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 798 | int wlan_hdd_tdls_set_rssi(hdd_adapter_t *pAdapter, u8 *mac, tANI_S8 rxRssi) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 799 | { |
| 800 | hddTdlsPeer_t *curr_peer; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 801 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 802 | curr_peer = wlan_hdd_tdls_get_peer(pAdapter, mac); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 803 | if (curr_peer == NULL) |
| 804 | return -1; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 805 | |
| 806 | curr_peer->rssi = rxRssi; |
| 807 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 808 | return 0; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 809 | } |
| 810 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 811 | int wlan_hdd_tdls_set_responder(hdd_adapter_t *pAdapter, u8 *mac, tANI_U8 responder) |
Hoonki Lee | a34dd89 | 2013-02-05 22:56:02 -0800 | [diff] [blame] | 812 | { |
| 813 | hddTdlsPeer_t *curr_peer; |
| 814 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 815 | curr_peer = wlan_hdd_tdls_get_peer(pAdapter, mac); |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 816 | if (curr_peer == NULL) |
Hoonki Lee | a34dd89 | 2013-02-05 22:56:02 -0800 | [diff] [blame] | 817 | return -1; |
| 818 | |
| 819 | curr_peer->is_responder = responder; |
| 820 | |
| 821 | return 0; |
| 822 | } |
| 823 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 824 | int wlan_hdd_tdls_get_responder(hdd_adapter_t *pAdapter, u8 *mac) |
Hoonki Lee | a34dd89 | 2013-02-05 22:56:02 -0800 | [diff] [blame] | 825 | { |
| 826 | hddTdlsPeer_t *curr_peer; |
| 827 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 828 | curr_peer = wlan_hdd_tdls_find_peer(pAdapter, mac); |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 829 | if (curr_peer == NULL) |
Hoonki Lee | a34dd89 | 2013-02-05 22:56:02 -0800 | [diff] [blame] | 830 | return -1; |
| 831 | |
| 832 | return (curr_peer->is_responder); |
| 833 | } |
| 834 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 835 | int wlan_hdd_tdls_set_signature(hdd_adapter_t *pAdapter, u8 *mac, tANI_U8 uSignature) |
Hoonki Lee | 11f7dda | 2013-02-14 16:55:44 -0800 | [diff] [blame] | 836 | { |
| 837 | hddTdlsPeer_t *curr_peer; |
| 838 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 839 | curr_peer = wlan_hdd_tdls_get_peer(pAdapter, mac); |
Hoonki Lee | 11f7dda | 2013-02-14 16:55:44 -0800 | [diff] [blame] | 840 | if (curr_peer == NULL) |
| 841 | return -1; |
| 842 | |
| 843 | curr_peer->signature = uSignature; |
| 844 | |
| 845 | return 0; |
| 846 | } |
| 847 | |
Hoonki Lee | a34dd89 | 2013-02-05 22:56:02 -0800 | [diff] [blame] | 848 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 849 | void wlan_hdd_tdls_extract_da(struct sk_buff *skb, u8 *mac) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 850 | { |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 851 | memcpy(mac, skb->data, 6); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 852 | } |
| 853 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 854 | void wlan_hdd_tdls_extract_sa(struct sk_buff *skb, u8 *mac) |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 855 | { |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 856 | memcpy(mac, skb->data+6, 6); |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 857 | } |
| 858 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 859 | int wlan_hdd_tdls_increment_pkt_count(hdd_adapter_t *pAdapter, u8 *mac, u8 tx) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 860 | { |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 861 | hddTdlsPeer_t *curr_peer; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 862 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 863 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 864 | if (eTDLS_SUPPORT_ENABLED != pHddCtx->tdls_mode) |
| 865 | return -1; |
Hoonki Lee | bfee034 | 2013-01-21 16:43:45 -0800 | [diff] [blame] | 866 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 867 | curr_peer = wlan_hdd_tdls_get_peer(pAdapter, mac); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 868 | if (curr_peer == NULL) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 869 | return -1; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 870 | |
Chilam Ng | 1279e23 | 2013-01-25 15:06:52 -0800 | [diff] [blame] | 871 | if (tx) |
| 872 | curr_peer->tx_pkt++; |
| 873 | else |
| 874 | curr_peer->rx_pkt++; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 875 | |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 876 | return 0; |
| 877 | } |
| 878 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 879 | static int wlan_hdd_tdls_check_config(tdls_config_params_t *config) |
| 880 | { |
| 881 | if (config->tdls > 2) |
| 882 | { |
| 883 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 1st argument %d. <0...2>", __func__, config->tdls); |
| 884 | return -1; |
| 885 | } |
| 886 | if (config->tx_period_t < CFG_TDLS_TX_STATS_PERIOD_MIN || |
| 887 | config->tx_period_t > CFG_TDLS_TX_STATS_PERIOD_MAX) |
| 888 | { |
| 889 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 2nd argument %d. <%d...%d>", __func__, config->tx_period_t, |
| 890 | CFG_TDLS_TX_STATS_PERIOD_MIN, CFG_TDLS_TX_STATS_PERIOD_MAX); |
| 891 | return -1; |
| 892 | } |
| 893 | if (config->tx_packet_n < CFG_TDLS_TX_PACKET_THRESHOLD_MIN || |
| 894 | config->tx_packet_n > CFG_TDLS_TX_PACKET_THRESHOLD_MAX) |
| 895 | { |
| 896 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 3rd argument %d. <%d...%d>", __func__, config->tx_packet_n, |
| 897 | CFG_TDLS_TX_PACKET_THRESHOLD_MIN, CFG_TDLS_TX_PACKET_THRESHOLD_MAX); |
| 898 | return -1; |
| 899 | } |
| 900 | if (config->discovery_period_t < CFG_TDLS_DISCOVERY_PERIOD_MIN || |
| 901 | config->discovery_period_t > CFG_TDLS_DISCOVERY_PERIOD_MAX) |
| 902 | { |
| 903 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 4th argument %d. <%d...%d>", __func__, config->discovery_period_t, |
| 904 | CFG_TDLS_DISCOVERY_PERIOD_MIN, CFG_TDLS_DISCOVERY_PERIOD_MAX); |
| 905 | return -1; |
| 906 | } |
| 907 | if (config->discovery_tries_n < CFG_TDLS_MAX_DISCOVERY_ATTEMPT_MIN || |
| 908 | config->discovery_tries_n > CFG_TDLS_MAX_DISCOVERY_ATTEMPT_MAX) |
| 909 | { |
| 910 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 5th argument %d. <%d...%d>", __func__, config->discovery_tries_n, |
| 911 | CFG_TDLS_MAX_DISCOVERY_ATTEMPT_MIN, CFG_TDLS_MAX_DISCOVERY_ATTEMPT_MAX); |
| 912 | return -1; |
| 913 | } |
| 914 | if (config->idle_timeout_t < CFG_TDLS_IDLE_TIMEOUT_MIN || |
| 915 | config->idle_timeout_t > CFG_TDLS_IDLE_TIMEOUT_MAX) |
| 916 | { |
| 917 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 6th argument %d. <%d...%d>", __func__, config->idle_timeout_t, |
| 918 | CFG_TDLS_IDLE_TIMEOUT_MIN, CFG_TDLS_IDLE_TIMEOUT_MAX); |
| 919 | return -1; |
| 920 | } |
| 921 | if (config->idle_packet_n < CFG_TDLS_IDLE_PACKET_THRESHOLD_MIN || |
| 922 | config->idle_packet_n > CFG_TDLS_IDLE_PACKET_THRESHOLD_MAX) |
| 923 | { |
| 924 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 7th argument %d. <%d...%d>", __func__, config->idle_packet_n, |
| 925 | CFG_TDLS_IDLE_PACKET_THRESHOLD_MIN, CFG_TDLS_IDLE_PACKET_THRESHOLD_MAX); |
| 926 | return -1; |
| 927 | } |
| 928 | if (config->rssi_hysteresis < CFG_TDLS_RSSI_HYSTERESIS_MIN || |
| 929 | config->rssi_hysteresis > CFG_TDLS_RSSI_HYSTERESIS_MAX) |
| 930 | { |
| 931 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 8th argument %d. <%d...%d>", __func__, config->rssi_hysteresis, |
| 932 | CFG_TDLS_RSSI_HYSTERESIS_MIN, CFG_TDLS_RSSI_HYSTERESIS_MAX); |
| 933 | return -1; |
| 934 | } |
| 935 | if (config->rssi_trigger_threshold < CFG_TDLS_RSSI_TRIGGER_THRESHOLD_MIN || |
| 936 | config->rssi_trigger_threshold > CFG_TDLS_RSSI_TRIGGER_THRESHOLD_MAX) |
| 937 | { |
| 938 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 9th argument %d. <%d...%d>", __func__, config->rssi_trigger_threshold, |
| 939 | CFG_TDLS_RSSI_TRIGGER_THRESHOLD_MIN, CFG_TDLS_RSSI_TRIGGER_THRESHOLD_MAX); |
| 940 | return -1; |
| 941 | } |
| 942 | if (config->rssi_teardown_threshold < CFG_TDLS_RSSI_TEARDOWN_THRESHOLD_MIN || |
| 943 | config->rssi_teardown_threshold > CFG_TDLS_RSSI_TEARDOWN_THRESHOLD_MAX) |
| 944 | { |
| 945 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s invalid 10th argument %d. <%d...%d>", __func__, config->rssi_teardown_threshold, |
| 946 | CFG_TDLS_RSSI_TEARDOWN_THRESHOLD_MIN, CFG_TDLS_RSSI_TEARDOWN_THRESHOLD_MAX); |
| 947 | return -1; |
| 948 | } |
| 949 | return 0; |
| 950 | } |
| 951 | |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 952 | int wlan_hdd_tdls_set_params(struct net_device *dev, tdls_config_params_t *config) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 953 | { |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 954 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 955 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX( pAdapter ); |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 956 | tdlsCtx_t *pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 957 | eTDLSSupportMode req_tdls_mode; |
Hoonki Lee | bfee034 | 2013-01-21 16:43:45 -0800 | [diff] [blame] | 958 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 959 | if (NULL == pHddTdlsCtx) |
| 960 | { |
| 961 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s TDLS not enabled!", __func__); |
| 962 | return -1; |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 963 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 964 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 965 | if (wlan_hdd_tdls_check_config(config) != 0) |
| 966 | { |
| 967 | return -1; |
| 968 | } |
| 969 | |
| 970 | /* config->tdls is mapped to 0->1, 1->2, 2->3 */ |
| 971 | req_tdls_mode = config->tdls + 1; |
| 972 | if (pHddCtx->tdls_mode == req_tdls_mode) |
| 973 | { |
| 974 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s already in mode %d", __func__, config->tdls); |
| 975 | return -1; |
| 976 | } |
| 977 | |
| 978 | /* copy the configuration only when given tdls mode is implicit trigger enable */ |
| 979 | if (eTDLS_SUPPORT_ENABLED == req_tdls_mode) |
| 980 | { |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 981 | memcpy(&pHddTdlsCtx->threshold_config, config, sizeof(tdls_config_params_t)); |
| 982 | } |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 983 | |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 984 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 985 | "iw set tdls params: %d %d %d %d %d %d %d %d %d %d", |
| 986 | config->tdls, |
| 987 | config->tx_period_t, |
| 988 | config->tx_packet_n, |
| 989 | config->discovery_period_t, |
| 990 | config->discovery_tries_n, |
| 991 | config->idle_timeout_t, |
| 992 | config->idle_packet_n, |
| 993 | config->rssi_hysteresis, |
| 994 | config->rssi_trigger_threshold, |
| 995 | config->rssi_teardown_threshold); |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 996 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 997 | wlan_hdd_tdls_set_mode(pHddCtx, req_tdls_mode); |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 998 | |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 999 | return 0; |
| 1000 | } |
| 1001 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1002 | int wlan_hdd_tdls_set_sta_id(hdd_adapter_t *pAdapter, u8 *mac, u8 staId) |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 1003 | { |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1004 | hddTdlsPeer_t *curr_peer; |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 1005 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1006 | curr_peer = wlan_hdd_tdls_get_peer(pAdapter, mac); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1007 | if (curr_peer == NULL) |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 1008 | return -1; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 1009 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1010 | curr_peer->staId = staId; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 1011 | |
| 1012 | return 0; |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 1013 | } |
| 1014 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1015 | /* if peerMac is found, then it returns pointer to hddTdlsPeer_t |
| 1016 | otherwise, it returns NULL |
| 1017 | */ |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1018 | hddTdlsPeer_t *wlan_hdd_tdls_find_peer(hdd_adapter_t *pAdapter, u8 *mac) |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 1019 | { |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1020 | u8 key; |
| 1021 | struct list_head *pos; |
| 1022 | struct list_head *head; |
| 1023 | hddTdlsPeer_t *curr_peer; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1024 | tdlsCtx_t *pHddTdlsCtx; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1025 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1026 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1027 | if (mutex_lock_interruptible(&tdls_lock)) |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1028 | { |
| 1029 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1030 | "%s: unable to lock list", __func__); |
| 1031 | return NULL; |
| 1032 | } |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1033 | pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1034 | if (NULL == pHddTdlsCtx) |
| 1035 | { |
| 1036 | mutex_unlock(&tdls_lock); |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1037 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1038 | "%s: pHddTdlsCtx is NULL", __func__); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1039 | return NULL; |
| 1040 | } |
| 1041 | |
| 1042 | key = wlan_hdd_tdls_hash_key(mac); |
| 1043 | |
| 1044 | head = &pHddTdlsCtx->peer_list[key]; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1045 | |
| 1046 | list_for_each(pos, head) { |
| 1047 | curr_peer = list_entry (pos, hddTdlsPeer_t, node); |
| 1048 | if (!memcmp(mac, curr_peer->peerMac, 6)) { |
| 1049 | VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 1050 | "findTdlsPeer: found staId %d", curr_peer->staId); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1051 | mutex_unlock(&tdls_lock); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1052 | return curr_peer; |
| 1053 | } |
| 1054 | } |
| 1055 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1056 | mutex_unlock(&tdls_lock); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1057 | return NULL; |
| 1058 | } |
| 1059 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1060 | int wlan_hdd_tdls_reset_peer(hdd_adapter_t *pAdapter, u8 *mac) |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1061 | { |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 1062 | hdd_context_t *pHddCtx; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 1063 | hddTdlsPeer_t *curr_peer; |
Kiran V | 1ccee93 | 2012-12-12 14:49:46 -0800 | [diff] [blame] | 1064 | |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 1065 | pHddCtx = WLAN_HDD_GET_CTX( pAdapter ); |
| 1066 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1067 | curr_peer = wlan_hdd_tdls_get_peer(pAdapter, mac); |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1068 | if (curr_peer == NULL) |
| 1069 | return -1; |
Chilam NG | 571c65a | 2013-01-19 12:27:36 +0530 | [diff] [blame] | 1070 | |
Gopichand Nakkala | 901e892 | 2013-03-04 23:45:58 -0800 | [diff] [blame] | 1071 | curr_peer->link_status = eTDLS_LINK_IDLE; |
Hoonki Lee | cdd8e96 | 2013-01-20 00:45:46 -0800 | [diff] [blame] | 1072 | curr_peer->staId = 0; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1073 | |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 1074 | if(eTDLS_SUPPORT_ENABLED == pHddCtx->tdls_mode) { |
Chilam Ng | a75d8b6 | 2013-01-29 01:35:59 -0800 | [diff] [blame] | 1075 | vos_timer_stop( &curr_peer->peerIdleTimer ); |
Chilam Ng | a75d8b6 | 2013-01-29 01:35:59 -0800 | [diff] [blame] | 1076 | } |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1077 | return 0; |
Hoonki Lee | cdd8e96 | 2013-01-20 00:45:46 -0800 | [diff] [blame] | 1078 | } |
| 1079 | |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 1080 | static void wlan_tdd_tdls_reset_tx_rx(tdlsCtx_t *pHddTdlsCtx) |
| 1081 | { |
| 1082 | int i; |
| 1083 | struct list_head *head; |
| 1084 | hddTdlsPeer_t *tmp; |
| 1085 | struct list_head *pos, *q; |
| 1086 | |
| 1087 | if (mutex_lock_interruptible(&tdls_lock)) |
| 1088 | { |
| 1089 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1090 | "%s: unable to lock list", __func__); |
| 1091 | return ; |
| 1092 | } |
| 1093 | if ( NULL == pHddTdlsCtx ) |
| 1094 | { |
| 1095 | mutex_unlock(&tdls_lock); |
| 1096 | return ; |
| 1097 | } |
| 1098 | |
| 1099 | for (i = 0; i < 256; i++) { |
| 1100 | head = &pHddTdlsCtx->peer_list[i]; |
| 1101 | list_for_each_safe (pos, q, head) { |
| 1102 | tmp = list_entry(pos, hddTdlsPeer_t, node); |
| 1103 | tmp->tx_pkt = 0; |
| 1104 | tmp->rx_pkt = 0; |
| 1105 | } |
| 1106 | } |
| 1107 | mutex_unlock(&tdls_lock); |
| 1108 | |
| 1109 | return ; |
| 1110 | } |
| 1111 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1112 | static tANI_S32 wlan_hdd_tdls_peer_reset_discovery_processed(tdlsCtx_t *pHddTdlsCtx) |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1113 | { |
| 1114 | int i; |
| 1115 | struct list_head *head; |
| 1116 | hddTdlsPeer_t *tmp; |
| 1117 | struct list_head *pos, *q; |
| 1118 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1119 | if (mutex_lock_interruptible(&tdls_lock)) |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1120 | { |
| 1121 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1122 | "%s: unable to lock list", __func__); |
| 1123 | return -1; |
| 1124 | } |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1125 | if ( NULL == pHddTdlsCtx ) |
| 1126 | { |
| 1127 | mutex_unlock(&tdls_lock); |
| 1128 | return -1; |
| 1129 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1130 | |
| 1131 | pHddTdlsCtx->discovery_peer_cnt = 0; |
| 1132 | |
| 1133 | for (i = 0; i < 256; i++) { |
| 1134 | head = &pHddTdlsCtx->peer_list[i]; |
| 1135 | list_for_each_safe (pos, q, head) { |
| 1136 | tmp = list_entry(pos, hddTdlsPeer_t, node); |
| 1137 | tmp->discovery_processed = 0; |
| 1138 | } |
| 1139 | } |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1140 | mutex_unlock(&tdls_lock); |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1141 | |
| 1142 | return 0; |
| 1143 | } |
| 1144 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1145 | static tANI_S32 wlan_hdd_get_tdls_discovery_peer_cnt(tdlsCtx_t *pHddTdlsCtx) |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1146 | { |
| 1147 | int i; |
| 1148 | struct list_head *head; |
| 1149 | struct list_head *pos, *q; |
| 1150 | int discovery_peer_cnt=0; |
| 1151 | hddTdlsPeer_t *tmp; |
| 1152 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1153 | /* |
| 1154 | * This function expects the callers to acquire the Mutex. |
| 1155 | */ |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1156 | |
| 1157 | for (i = 0; i < 256; i++) { |
| 1158 | head = &pHddTdlsCtx->peer_list[i]; |
| 1159 | list_for_each_safe (pos, q, head) { |
| 1160 | tmp = list_entry(pos, hddTdlsPeer_t, node); |
| 1161 | VOS_TRACE(VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 1162 | "%s, %d, " MAC_ADDRESS_STR, __func__, i, |
| 1163 | MAC_ADDR_ARRAY(tmp->peerMac)); |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1164 | discovery_peer_cnt++; |
| 1165 | } |
| 1166 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1167 | return discovery_peer_cnt; |
| 1168 | } |
| 1169 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1170 | tANI_U16 wlan_hdd_tdlsConnectedPeers(hdd_adapter_t *pAdapter) |
Lee Hoonki | c1262f2 | 2013-01-24 21:59:00 -0800 | [diff] [blame] | 1171 | { |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1172 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
| 1173 | |
| 1174 | if (NULL == pHddCtx) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1175 | return 0; |
Lee Hoonki | c1262f2 | 2013-01-24 21:59:00 -0800 | [diff] [blame] | 1176 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1177 | return pHddCtx->connected_peer_count; |
Lee Hoonki | c1262f2 | 2013-01-24 21:59:00 -0800 | [diff] [blame] | 1178 | } |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1179 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1180 | int wlan_hdd_tdls_get_all_peers(hdd_adapter_t *pAdapter, char *buf, int buflen) |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1181 | { |
| 1182 | int i; |
| 1183 | int len, init_len; |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1184 | struct list_head *head; |
| 1185 | struct list_head *pos; |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1186 | hddTdlsPeer_t *curr_peer; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1187 | tdlsCtx_t *pHddTdlsCtx; |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1188 | |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1189 | |
| 1190 | init_len = buflen; |
| 1191 | len = snprintf(buf, buflen, "\n%-18s%-3s%-4s%-3s%-5s\n", "MAC", "Id", "cap", "up", "RSSI"); |
| 1192 | buf += len; |
| 1193 | buflen -= len; |
| 1194 | /* 1234567890123456789012345678901234567 */ |
| 1195 | len = snprintf(buf, buflen, "---------------------------------\n"); |
| 1196 | buf += len; |
| 1197 | buflen -= len; |
| 1198 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1199 | if (mutex_lock_interruptible(&tdls_lock)) |
Gopichand Nakkala | 91b0926 | 2013-02-10 14:27:02 -0800 | [diff] [blame] | 1200 | { |
| 1201 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1202 | "%s: unable to lock list", __func__); |
| 1203 | return init_len-buflen; |
| 1204 | } |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1205 | pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1206 | if (NULL == pHddTdlsCtx) { |
| 1207 | mutex_unlock(&tdls_lock); |
| 1208 | len = snprintf(buf, buflen, "TDLS not enabled\n"); |
| 1209 | return len; |
| 1210 | } |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1211 | for (i = 0; i < 256; i++) { |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1212 | head = &pHddTdlsCtx->peer_list[i]; |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1213 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1214 | list_for_each(pos, head) { |
| 1215 | curr_peer= list_entry (pos, hddTdlsPeer_t, node); |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1216 | |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1217 | if (buflen < 32+1) |
| 1218 | break; |
| 1219 | len = snprintf(buf, buflen, |
Chilam Ng | 0112041 | 2013-02-19 18:32:21 -0800 | [diff] [blame] | 1220 | MAC_ADDRESS_STR"%3d%4s%3s%5d\n", |
| 1221 | MAC_ADDR_ARRAY(curr_peer->peerMac), |
Hoonki Lee | 387663d | 2013-02-05 18:08:43 -0800 | [diff] [blame] | 1222 | curr_peer->staId, |
| 1223 | (curr_peer->tdls_support == eTDLS_CAP_SUPPORTED) ? "Y":"N", |
| 1224 | (curr_peer->link_status == eTDLS_LINK_CONNECTED) ? "Y":"N", |
| 1225 | curr_peer->rssi); |
| 1226 | buf += len; |
| 1227 | buflen -= len; |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1228 | } |
| 1229 | } |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1230 | mutex_unlock(&tdls_lock); |
Chilam Ng | 16a2a1c | 2013-01-29 01:27:29 -0800 | [diff] [blame] | 1231 | return init_len-buflen; |
| 1232 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1233 | |
| 1234 | void wlan_hdd_tdls_connection_callback(hdd_adapter_t *pAdapter) |
| 1235 | { |
Gopichand Nakkala | 9d76a9b | 2013-02-28 15:38:37 -0800 | [diff] [blame] | 1236 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX( pAdapter ); |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1237 | tdlsCtx_t *pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Gopichand Nakkala | 9d76a9b | 2013-02-28 15:38:37 -0800 | [diff] [blame] | 1238 | |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1239 | if (NULL == pHddTdlsCtx) return; |
| 1240 | |
| 1241 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
| 1242 | "%s, update %d discover %d", __func__, |
| 1243 | pHddTdlsCtx->threshold_config.tx_period_t, |
| 1244 | pHddTdlsCtx->threshold_config.discovery_period_t); |
| 1245 | |
Gopichand Nakkala | 9d76a9b | 2013-02-28 15:38:37 -0800 | [diff] [blame] | 1246 | if (eTDLS_SUPPORT_ENABLED == pHddCtx->tdls_mode) |
| 1247 | { |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1248 | wlan_hdd_tdls_peer_reset_discovery_processed(pHddTdlsCtx); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1249 | pHddTdlsCtx->discovery_sent_cnt = 0; |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1250 | |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1251 | #ifdef FEATURE_WLAN_TDLS_INTERNAL |
Gopichand Nakkala | 9d76a9b | 2013-02-28 15:38:37 -0800 | [diff] [blame] | 1252 | vos_timer_start(&pHddTdlsCtx->peerDiscoverTimer, |
| 1253 | pHddTdlsCtx->threshold_config.discovery_period_t); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1254 | #endif |
Gopichand Nakkala | 9d76a9b | 2013-02-28 15:38:37 -0800 | [diff] [blame] | 1255 | vos_timer_start(&pHddTdlsCtx->peerUpdateTimer, |
| 1256 | pHddTdlsCtx->threshold_config.tx_period_t); |
| 1257 | } |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1258 | |
| 1259 | } |
| 1260 | |
| 1261 | void wlan_hdd_tdls_disconnection_callback(hdd_adapter_t *pAdapter) |
| 1262 | { |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1263 | tdlsCtx_t *pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1264 | |
| 1265 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL,"%s", __func__); |
| 1266 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1267 | if (mutex_lock_interruptible(&tdls_lock)) |
| 1268 | { |
| 1269 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1270 | "%s: unable to lock list", __func__); |
| 1271 | return; |
| 1272 | } |
| 1273 | if (NULL == pHddTdlsCtx) |
| 1274 | { |
| 1275 | mutex_unlock(&tdls_lock); |
| 1276 | return; |
| 1277 | } |
| 1278 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1279 | wlan_hdd_tdls_timers_stop(pHddTdlsCtx); |
| 1280 | wlan_hdd_tdls_free_list(pHddTdlsCtx); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1281 | |
| 1282 | mutex_unlock(&tdls_lock); |
Gopichand Nakkala | c369458 | 2013-02-13 20:51:22 -0800 | [diff] [blame] | 1283 | } |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1284 | |
| 1285 | void wlan_hdd_tdls_mgmt_completion_callback(hdd_adapter_t *pAdapter, tANI_U32 statusCode) |
| 1286 | { |
| 1287 | pAdapter->mgmtTxCompletionStatus = statusCode; |
| 1288 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL,"%s: Mgmt TX Completion %d", |
| 1289 | __func__, statusCode); |
| 1290 | complete(&pAdapter->tdls_mgmt_comp); |
| 1291 | } |
| 1292 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1293 | void wlan_hdd_tdls_increment_peer_count(hdd_adapter_t *pAdapter) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1294 | { |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1295 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1296 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1297 | if (NULL == pHddCtx) return; |
| 1298 | |
| 1299 | pHddCtx->connected_peer_count++; |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1300 | } |
| 1301 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1302 | void wlan_hdd_tdls_decrement_peer_count(hdd_adapter_t *pAdapter) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1303 | { |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1304 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1305 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1306 | if (NULL == pHddCtx) return; |
| 1307 | |
| 1308 | if (pHddCtx->connected_peer_count) |
| 1309 | pHddCtx->connected_peer_count--; |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1310 | } |
| 1311 | |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1312 | void wlan_hdd_tdls_check_bmps(hdd_adapter_t *pAdapter) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1313 | { |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1314 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1315 | tdlsCtx_t *pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1316 | |
Gopichand Nakkala | 16c0284 | 2013-03-18 12:31:35 -0700 | [diff] [blame^] | 1317 | if ((NULL == pHddCtx) || (NULL == pHddTdlsCtx)) return; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1318 | |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1319 | if ((0 == pHddCtx->connected_peer_count) && |
| 1320 | (0 == pHddTdlsCtx->discovery_sent_cnt)) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1321 | { |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1322 | if (FALSE == sme_IsPmcBmps(WLAN_HDD_GET_HAL_CTX(pAdapter))) |
| 1323 | { |
| 1324 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
| 1325 | "No TDLS peer connected/discovery sent. Enable BMPS"); |
| 1326 | hdd_enable_bmps_imps(pHddCtx); |
| 1327 | } |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1328 | } |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1329 | else |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1330 | { |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1331 | if (TRUE == sme_IsPmcBmps(WLAN_HDD_GET_HAL_CTX(pAdapter))) |
| 1332 | { |
| 1333 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL,"TDLS peer connected. Disable BMPS"); |
| 1334 | hdd_disable_bmps_imps(pHddCtx, WLAN_HDD_INFRA_STATION); |
| 1335 | } |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1336 | } |
| 1337 | return; |
| 1338 | } |
| 1339 | |
| 1340 | /* return TRUE if TDLS is ongoing |
| 1341 | * mac - if NULL check for all the peer list, otherwise, skip this mac when skip_self is TRUE |
| 1342 | * skip_self - if TRUE, skip this mac. otherwise, check all the peer list. if |
| 1343 | mac is NULL, this argument is ignored, and check for all the peer list. |
| 1344 | */ |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1345 | u8 wlan_hdd_tdls_is_progress(hdd_adapter_t *pAdapter, u8 *mac, u8 skip_self) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1346 | { |
| 1347 | int i; |
| 1348 | struct list_head *head; |
| 1349 | hddTdlsPeer_t *curr_peer; |
| 1350 | struct list_head *pos; |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1351 | tdlsCtx_t *pHddTdlsCtx; |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1352 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1353 | if (mutex_lock_interruptible(&tdls_lock)) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1354 | { |
| 1355 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1356 | "%s: unable to lock list", __func__); |
| 1357 | return FALSE; |
| 1358 | } |
Gopichand Nakkala | 4327a15 | 2013-03-04 23:22:42 -0800 | [diff] [blame] | 1359 | pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1360 | if (NULL == pHddTdlsCtx) |
| 1361 | { |
| 1362 | mutex_unlock(&tdls_lock); |
| 1363 | return FALSE; |
| 1364 | } |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1365 | |
| 1366 | for (i = 0; i < 256; i++) { |
| 1367 | head = &pHddTdlsCtx->peer_list[i]; |
| 1368 | list_for_each(pos, head) { |
| 1369 | curr_peer = list_entry (pos, hddTdlsPeer_t, node); |
| 1370 | if (skip_self && mac && !memcmp(mac, curr_peer->peerMac, 6)) { |
| 1371 | continue; |
| 1372 | } |
| 1373 | else |
| 1374 | { |
Gopichand Nakkala | 8b00c63 | 2013-03-08 19:47:52 -0800 | [diff] [blame] | 1375 | if (eTDLS_LINK_CONNECTING == curr_peer->link_status) |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1376 | { |
Gopichand Nakkala | c87400e | 2013-03-13 18:51:00 -0700 | [diff] [blame] | 1377 | VOS_TRACE(VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, |
| 1378 | "%s:" MAC_ADDRESS_STR "is in eTDLS_LINK_CONNECTING", |
| 1379 | __func__, MAC_ADDR_ARRAY(curr_peer->peerMac)); |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1380 | mutex_unlock(&tdls_lock); |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1381 | return TRUE; |
| 1382 | } |
| 1383 | } |
| 1384 | } |
| 1385 | } |
| 1386 | |
Gopichand Nakkala | eb69b60 | 2013-02-27 11:40:31 -0800 | [diff] [blame] | 1387 | mutex_unlock(&tdls_lock); |
Gopichand Nakkala | b977a97 | 2013-02-18 19:15:09 -0800 | [diff] [blame] | 1388 | return FALSE; |
| 1389 | } |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 1390 | |
| 1391 | static void wlan_hdd_tdls_implicit_disable(tdlsCtx_t *pHddTdlsCtx) |
| 1392 | { |
| 1393 | if (mutex_lock_interruptible(&tdls_lock)) |
| 1394 | { |
| 1395 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1396 | "%s: unable to lock list", __func__); |
| 1397 | return; |
| 1398 | } |
| 1399 | |
| 1400 | wlan_hdd_tdls_timers_stop(pHddTdlsCtx); |
| 1401 | |
| 1402 | mutex_unlock(&tdls_lock); |
| 1403 | } |
| 1404 | |
| 1405 | static void wlan_hdd_tdls_implicit_enable(tdlsCtx_t *pHddTdlsCtx) |
| 1406 | { |
| 1407 | wlan_hdd_tdls_peer_reset_discovery_processed(pHddTdlsCtx); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1408 | pHddTdlsCtx->discovery_sent_cnt = 0; |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 1409 | wlan_tdd_tdls_reset_tx_rx(pHddTdlsCtx); |
| 1410 | |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1411 | #ifdef FEATURE_WLAN_TDLS_INTERNAL |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 1412 | vos_timer_start(&pHddTdlsCtx->peerDiscoverTimer, |
| 1413 | pHddTdlsCtx->threshold_config.discovery_period_t); |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1414 | #endif |
Hoonki Lee | 2751190 | 2013-03-14 18:19:06 -0700 | [diff] [blame] | 1415 | |
| 1416 | vos_timer_start(&pHddTdlsCtx->peerUpdateTimer, |
| 1417 | pHddTdlsCtx->threshold_config.tx_period_t); |
| 1418 | } |
| 1419 | |
| 1420 | void wlan_hdd_tdls_set_mode(hdd_context_t *pHddCtx, eTDLSSupportMode tdls_mode) |
| 1421 | { |
| 1422 | hdd_adapter_list_node_t *pAdapterNode = NULL, *pNext = NULL; |
| 1423 | VOS_STATUS status; |
| 1424 | hdd_adapter_t *pAdapter; |
| 1425 | tdlsCtx_t *pHddTdlsCtx; |
| 1426 | |
| 1427 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL,"%s mode %d", __func__, (int)tdls_mode); |
| 1428 | |
| 1429 | status = hdd_get_front_adapter ( pHddCtx, &pAdapterNode ); |
| 1430 | |
| 1431 | while ( NULL != pAdapterNode && VOS_STATUS_SUCCESS == status ) |
| 1432 | { |
| 1433 | pAdapter = pAdapterNode->pAdapter; |
| 1434 | pHddTdlsCtx = WLAN_HDD_GET_TDLS_CTX_PTR(pAdapter); |
| 1435 | if (NULL != pHddTdlsCtx) |
| 1436 | { |
| 1437 | if(eTDLS_SUPPORT_ENABLED == tdls_mode) |
| 1438 | wlan_hdd_tdls_implicit_enable(pHddTdlsCtx); |
| 1439 | else if((eTDLS_SUPPORT_DISABLED == tdls_mode) || |
| 1440 | (eTDLS_SUPPORT_EXPLICIT_TRIGGER_ONLY == tdls_mode)) |
| 1441 | wlan_hdd_tdls_implicit_disable(pHddTdlsCtx); |
| 1442 | } |
| 1443 | status = hdd_get_next_adapter ( pHddCtx, pAdapterNode, &pNext ); |
| 1444 | pAdapterNode = pNext; |
| 1445 | } |
| 1446 | pHddCtx->tdls_mode_last = pHddCtx->tdls_mode; |
| 1447 | pHddCtx->tdls_mode = tdls_mode; |
| 1448 | } |
Gopichand Nakkala | 75e7b28 | 2013-03-15 18:37:13 -0700 | [diff] [blame] | 1449 | |
| 1450 | void wlan_hdd_tdls_pre_setup(tdlsCtx_t *pHddTdlsCtx, |
| 1451 | hddTdlsPeer_t *curr_peer) |
| 1452 | { |
| 1453 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pHddTdlsCtx->pAdapter); |
| 1454 | |
| 1455 | if (TRUE == sme_IsPmcBmps(WLAN_HDD_GET_HAL_CTX(pHddTdlsCtx->pAdapter))) |
| 1456 | { |
| 1457 | hdd_disable_bmps_imps(pHddCtx, WLAN_HDD_INFRA_STATION); |
| 1458 | } |
| 1459 | curr_peer->link_status = eTDLS_LINK_DISCOVERING; |
| 1460 | sme_SendTdlsMgmtFrame(WLAN_HDD_GET_HAL_CTX(pHddTdlsCtx->pAdapter), |
| 1461 | pHddTdlsCtx->pAdapter->sessionId, |
| 1462 | curr_peer->peerMac, |
| 1463 | WLAN_TDLS_DISCOVERY_REQUEST, |
| 1464 | 1, 0, NULL, 0, 0); |
| 1465 | pHddTdlsCtx->discovery_sent_cnt++; |
| 1466 | VOS_TRACE( VOS_MODULE_ID_HDD, TDLS_LOG_LEVEL, "%s: discovery count %lu", |
| 1467 | __func__, pHddTdlsCtx->discovery_sent_cnt); |
| 1468 | vos_timer_stop(&pHddTdlsCtx->peerDiscoveryTimeoutTimer); |
| 1469 | vos_timer_start(&pHddTdlsCtx->peerDiscoveryTimeoutTimer, TDLS_DISCOVERY_TIMEOUT); |
| 1470 | |
| 1471 | return; |
| 1472 | } |