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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 <arikx.nemtsov@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Arik Nemtsov 2014-06-11 17:18:25 +03:00 committed by Johannes Berg
parent db67d661e8
commit c887f0d3a0
3 changed files with 33 additions and 0 deletions
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3
include/linux/ieee80211.h
View File

@ -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,

13
include/net/mac80211.h
View File

@ -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 */

17
net/mac80211/tdls.c
View File

@ -8,6 +8,7 @@
*/
#include <linux/ieee80211.h>
#include <net/cfg80211.h>
#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);