| /* |
| * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| #ifndef __HDD_TDSL_H |
| #define __HDD_TDSL_H |
| /**=========================================================================== |
| |
| \file wlan_hdd_tdls.h |
| |
| \brief Linux HDD TDLS include file |
| |
| ==========================================================================*/ |
| |
| #define MAX_NUM_TDLS_PEER 3 |
| |
| #define TDLS_SUB_DISCOVERY_PERIOD 100 |
| |
| #define TDLS_MAX_DISCOVER_REQS_PER_TIMER 1 |
| |
| #define TDLS_DISCOVERY_PERIOD 3600000 |
| |
| #define TDLS_TX_STATS_PERIOD 3600000 |
| |
| #define TDLS_IMPLICIT_TRIGGER_PKT_THRESHOLD 100 |
| |
| #define TDLS_RX_IDLE_TIMEOUT 5000 |
| |
| #define TDLS_RSSI_TRIGGER_HYSTERESIS 50 |
| |
| /* before UpdateTimer expires, we want to timeout discovery response. |
| should not be more than 2000 */ |
| #define TDLS_DISCOVERY_TIMEOUT_BEFORE_UPDATE 1000 |
| |
| #define TDLS_CTX_MAGIC 0x54444c53 // "TDLS" |
| |
| #define TDLS_MAX_SCAN_SCHEDULE 10 |
| #define TDLS_MAX_SCAN_REJECT 5 |
| #define TDLS_DELAY_SCAN_PER_CONNECTION 100 |
| |
| #define TDLS_IS_CONNECTED(peer) \ |
| ((eTDLS_LINK_CONNECTED == (peer)->link_status) || \ |
| (eTDLS_LINK_TEARING == (peer)->link_status)) |
| typedef struct |
| { |
| tANI_U32 tdls; |
| tANI_U32 tx_period_t; |
| tANI_U32 tx_packet_n; |
| tANI_U32 discovery_period_t; |
| tANI_U32 discovery_tries_n; |
| tANI_U32 idle_timeout_t; |
| tANI_U32 idle_packet_n; |
| tANI_U32 rssi_hysteresis; |
| tANI_S32 rssi_trigger_threshold; |
| tANI_S32 rssi_teardown_threshold; |
| } tdls_config_params_t; |
| |
| typedef struct |
| { |
| struct wiphy *wiphy; |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,6,0)) |
| struct net_device *dev; |
| #endif |
| struct cfg80211_scan_request *scan_request; |
| int magic; |
| int attempt; |
| int reject; |
| struct delayed_work tdls_scan_work; |
| } tdls_scan_context_t; |
| |
| typedef enum { |
| eTDLS_SUPPORT_NOT_ENABLED = 0, |
| eTDLS_SUPPORT_DISABLED, /* suppress implicit trigger and not respond to the peer */ |
| eTDLS_SUPPORT_EXPLICIT_TRIGGER_ONLY, /* suppress implicit trigger, but respond to the peer */ |
| eTDLS_SUPPORT_ENABLED, /* implicit trigger */ |
| } eTDLSSupportMode; |
| |
| typedef enum eTDLSCapType{ |
| eTDLS_CAP_NOT_SUPPORTED = -1, |
| eTDLS_CAP_UNKNOWN = 0, |
| eTDLS_CAP_SUPPORTED = 1, |
| } tTDLSCapType; |
| |
| typedef enum eTDLSLinkStatus { |
| eTDLS_LINK_IDLE = 0, |
| eTDLS_LINK_DISCOVERING, |
| eTDLS_LINK_DISCOVERED, |
| eTDLS_LINK_CONNECTING, |
| eTDLS_LINK_CONNECTED, |
| eTDLS_LINK_TEARING, |
| } tTDLSLinkStatus; |
| |
| typedef struct { |
| tANI_U16 period; |
| tANI_U16 bytes; |
| } tdls_tx_tput_config_t; |
| |
| typedef struct { |
| tANI_U16 period; |
| tANI_U16 tries; |
| } tdls_discovery_config_t; |
| |
| typedef struct { |
| tANI_U16 timeout; |
| } tdls_rx_idle_config_t; |
| |
| typedef struct { |
| tANI_U16 rssi_thres; |
| } tdls_rssi_config_t; |
| |
| struct _hddTdlsPeer_t; |
| typedef struct { |
| struct list_head peer_list[256]; |
| hdd_adapter_t *pAdapter; |
| #ifdef TDLS_USE_SEPARATE_DISCOVERY_TIMER |
| vos_timer_t peerDiscoverTimer; |
| #endif |
| vos_timer_t peerUpdateTimer; |
| vos_timer_t peerDiscoveryTimeoutTimer; |
| tdls_config_params_t threshold_config; |
| tANI_S32 discovery_peer_cnt; |
| tANI_U32 discovery_sent_cnt; |
| tANI_S8 ap_rssi; |
| struct _hddTdlsPeer_t *curr_candidate; |
| struct work_struct implicit_setup; |
| v_U32_t magic; |
| } tdlsCtx_t; |
| |
| typedef struct _hddTdlsPeer_t { |
| struct list_head node; |
| tdlsCtx_t *pHddTdlsCtx; |
| tSirMacAddr peerMac; |
| tANI_U16 staId ; |
| tANI_S8 rssi; |
| tTDLSCapType tdls_support; |
| tTDLSLinkStatus link_status; |
| tANI_U8 signature; |
| tANI_U8 is_responder; |
| tANI_U8 discovery_processed; |
| tANI_U16 discovery_attempt; |
| tANI_U16 tx_pkt; |
| tANI_U16 rx_pkt; |
| tANI_U8 uapsdQueues; |
| tANI_U8 maxSp; |
| tANI_U8 isBufSta; |
| vos_timer_t peerIdleTimer; |
| vos_timer_t initiatorWaitTimeoutTimer; |
| } hddTdlsPeer_t; |
| |
| typedef struct { |
| /* Session ID */ |
| tANI_U8 sessionId; |
| /*TDLS peer station id */ |
| v_U8_t staId; |
| /* TDLS peer mac Address */ |
| v_MACADDR_t peerMac; |
| } tdlsConnInfo_t; |
| |
| int wlan_hdd_tdls_init(hdd_adapter_t *pAdapter); |
| |
| void wlan_hdd_tdls_exit(hdd_adapter_t *pAdapter); |
| |
| void wlan_hdd_tdls_extract_da(struct sk_buff *skb, u8 *mac); |
| |
| void wlan_hdd_tdls_extract_sa(struct sk_buff *skb, u8 *mac); |
| |
| int wlan_hdd_tdls_increment_pkt_count(hdd_adapter_t *pAdapter, u8 *mac, u8 tx); |
| |
| int wlan_hdd_tdls_set_sta_id(hdd_adapter_t *pAdapter, u8 *mac, u8 staId); |
| |
| hddTdlsPeer_t *wlan_hdd_tdls_find_peer(hdd_adapter_t *pAdapter, u8 *mac); |
| |
| hddTdlsPeer_t *wlan_hdd_tdls_find_all_peer(hdd_context_t *pHddCtx, u8 *mac); |
| |
| int wlan_hdd_tdls_get_link_establish_params(hdd_adapter_t *pAdapter, u8 *mac, |
| tCsrTdlsLinkEstablishParams* tdlsLinkEstablishParams); |
| hddTdlsPeer_t *wlan_hdd_tdls_get_peer(hdd_adapter_t *pAdapter, u8 *mac); |
| |
| int wlan_hdd_tdls_set_cap(hdd_adapter_t *pAdapter, u8* mac, tTDLSCapType cap); |
| |
| void wlan_hdd_tdls_set_peer_link_status(hddTdlsPeer_t *curr_peer, tTDLSLinkStatus status); |
| |
| void wlan_hdd_tdls_set_link_status(hdd_adapter_t *pAdapter, u8* mac, tTDLSLinkStatus status); |
| |
| int wlan_hdd_tdls_recv_discovery_resp(hdd_adapter_t *pAdapter, u8 *mac); |
| |
| int wlan_hdd_tdls_set_peer_caps(hdd_adapter_t *pAdapter, |
| u8 *mac, |
| tANI_U8 uapsdQueues, |
| tANI_U8 maxSp, |
| tANI_BOOLEAN isBufSta); |
| |
| int wlan_hdd_tdls_set_rssi(hdd_adapter_t *pAdapter, u8 *mac, tANI_S8 rxRssi); |
| |
| int wlan_hdd_tdls_set_responder(hdd_adapter_t *pAdapter, u8 *mac, tANI_U8 responder); |
| |
| int wlan_hdd_tdls_get_responder(hdd_adapter_t *pAdapter, u8 *mac); |
| |
| int wlan_hdd_tdls_set_signature(hdd_adapter_t *pAdapter, u8 *mac, tANI_U8 uSignature); |
| |
| int wlan_hdd_tdls_set_params(struct net_device *dev, tdls_config_params_t *config); |
| |
| int wlan_hdd_tdls_reset_peer(hdd_adapter_t *pAdapter, u8 *mac); |
| |
| tANI_U16 wlan_hdd_tdlsConnectedPeers(hdd_adapter_t *pAdapter); |
| |
| int wlan_hdd_tdls_get_all_peers(hdd_adapter_t *pAdapter, char *buf, int buflen); |
| |
| void wlan_hdd_tdls_connection_callback(hdd_adapter_t *pAdapter); |
| |
| void wlan_hdd_tdls_disconnection_callback(hdd_adapter_t *pAdapter); |
| |
| void wlan_hdd_tdls_mgmt_completion_callback(hdd_adapter_t *pAdapter, tANI_U32 statusCode); |
| |
| void wlan_hdd_tdls_increment_peer_count(hdd_adapter_t *pAdapter); |
| |
| void wlan_hdd_tdls_decrement_peer_count(hdd_adapter_t *pAdapter); |
| |
| void wlan_hdd_tdls_check_bmps(hdd_adapter_t *pAdapter); |
| |
| u8 wlan_hdd_tdls_is_peer_progress(hdd_adapter_t *pAdapter, u8 *mac); |
| |
| hddTdlsPeer_t *wlan_hdd_tdls_is_progress(hdd_context_t *pHddCtx, u8* mac, u8 skip_self, tANI_BOOLEAN mutexLock); |
| |
| void wlan_hdd_tdls_set_mode(hdd_context_t *pHddCtx, |
| eTDLSSupportMode tdls_mode, |
| v_BOOL_t bUpdateLast); |
| |
| tANI_U32 wlan_hdd_tdls_discovery_sent_cnt(hdd_context_t *pHddCtx); |
| |
| void wlan_hdd_tdls_check_power_save_prohibited(hdd_adapter_t *pAdapter); |
| |
| void wlan_hdd_tdls_free_scan_request (tdls_scan_context_t *tdls_scan_ctx); |
| |
| int wlan_hdd_tdls_copy_scan_context(hdd_context_t *pHddCtx, |
| struct wiphy *wiphy, |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,6,0)) |
| struct net_device *dev, |
| #endif |
| struct cfg80211_scan_request *request); |
| |
| int wlan_hdd_tdls_scan_callback (hdd_adapter_t *pAdapter, |
| struct wiphy *wiphy, |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,6,0)) |
| struct net_device *dev, |
| #endif |
| struct cfg80211_scan_request *request); |
| |
| void wlan_hdd_tdls_scan_done_callback(hdd_adapter_t *pAdapter); |
| |
| void wlan_hdd_tdls_timer_restart(hdd_adapter_t *pAdapter, |
| vos_timer_t *timer, |
| v_U32_t expirationTime); |
| void wlan_hdd_tdls_indicate_teardown(hdd_adapter_t *pAdapter, |
| hddTdlsPeer_t *curr_peer, |
| tANI_U16 reason); |
| |
| |
| #endif // __HDD_TDSL_H |