From c887f0d3a03283cb6fe2c32aae62229bebd3fa32 Mon Sep 17 00:00:00 2001 From: Arik Nemtsov Date: Wed, 11 Jun 2014 17:18:25 +0300 Subject: [PATCH] mac80211: add API to request TDLS operation from userspace Write a mac80211 to the cfg80211 API for requesting a userspace TDLS operation. Define TDLS specific reason codes that can be used here. Signed-off-by: Arik Nemtsov Signed-off-by: Johannes Berg --- include/linux/ieee80211.h | 3 +++ include/net/mac80211.h | 13 +++++++++++++ net/mac80211/tdls.c | 17 +++++++++++++++++ 3 files changed, 33 insertions(+) diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 6bff13f74050..75d17e15da33 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -1621,6 +1621,9 @@ enum ieee80211_reasoncode { WLAN_REASON_INVALID_RSN_IE_CAP = 22, WLAN_REASON_IEEE8021X_FAILED = 23, WLAN_REASON_CIPHER_SUITE_REJECTED = 24, + /* TDLS (802.11z) */ + WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25, + WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26, /* 802.11e */ WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32, WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33, diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 421b6ecb4b2c..8d876dc8b299 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -4815,4 +4815,17 @@ int ieee80211_parse_p2p_noa(const struct ieee80211_p2p_noa_attr *attr, */ void ieee80211_update_p2p_noa(struct ieee80211_noa_data *data, u32 tsf); +/** + * ieee80211_tdls_oper - request userspace to perform a TDLS operation + * @vif: virtual interface + * @peer: the peer's destination address + * @oper: the requested TDLS operation + * @reason_code: reason code for the operation, valid for TDLS teardown + * @gfp: allocation flags + * + * See cfg80211_tdls_oper_request(). + */ +void ieee80211_tdls_oper_request(struct ieee80211_vif *vif, const u8 *peer, + enum nl80211_tdls_operation oper, + u16 reason_code, gfp_t gfp); #endif /* MAC80211_H */ diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 0ba7e4c029c8..6f3a3ad0cb7c 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -8,6 +8,7 @@ */ #include +#include #include "ieee80211_i.h" /* give usermode some time for retries in setting up the TDLS session */ @@ -514,3 +515,19 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, mutex_unlock(&local->mtx); return ret; } + +void ieee80211_tdls_oper_request(struct ieee80211_vif *vif, const u8 *peer, + enum nl80211_tdls_operation oper, + u16 reason_code, gfp_t gfp) +{ + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); + + if (vif->type != NL80211_IFTYPE_STATION || !vif->bss_conf.assoc) { + sdata_err(sdata, "Discarding TDLS oper %d - not STA or disconnected\n", + oper); + return; + } + + cfg80211_tdls_oper_request(sdata->dev, peer, oper, reason_code, gfp); +} +EXPORT_SYMBOL(ieee80211_tdls_oper_request); -- 2.11.0