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authorBob Copeland <me@bobcopeland.com>2018-10-25 15:48:53 -0400
committerJohannes Berg <johannes.berg@intel.com>2018-11-09 11:38:29 +0100
commitdbdaee7aa6e61f56aac61b71a7807e76f92cc895 (patch)
treecfa0018280f5a983d6b77a475349388fc125375f /net/mac80211
parent4a6ecd35f95b0e29b3470ca16772a1cc89607c97 (diff)
{nl,mac}80211: report gate connectivity in station info
Capture the current state of gate connectivity from the mesh formation field in mesh config whenever we receive a beacon, and report that via GET_STATION. This allows applications doing mesh peering in userspace to make peering decisions based on peers' current upstream connectivity. Signed-off-by: Bob Copeland <bobcopeland@fb.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/mesh_plink.c3
-rw-r--r--net/mac80211/sta_info.c4
-rw-r--r--net/mac80211/sta_info.h2
3 files changed, 8 insertions, 1 deletions
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index 5b5b0f95ffd1..5f45a2b273df 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -590,6 +590,9 @@ void mesh_neighbour_update(struct ieee80211_sub_if_data *sdata,
if (!sta)
goto out;
+ sta->mesh->connected_to_gate = elems->mesh_config->meshconf_form &
+ IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE;
+
if (mesh_peer_accepts_plinks(elems) &&
sta->mesh->plink_state == NL80211_PLINK_LISTEN &&
sdata->u.mesh.accepting_plinks &&
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 11b7ae691db0..c4a8f115ed33 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -2264,7 +2264,8 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo,
BIT_ULL(NL80211_STA_INFO_PLINK_STATE) |
BIT_ULL(NL80211_STA_INFO_LOCAL_PM) |
BIT_ULL(NL80211_STA_INFO_PEER_PM) |
- BIT_ULL(NL80211_STA_INFO_NONPEER_PM);
+ BIT_ULL(NL80211_STA_INFO_NONPEER_PM) |
+ BIT_ULL(NL80211_STA_INFO_CONNECTED_TO_GATE);
sinfo->llid = sta->mesh->llid;
sinfo->plid = sta->mesh->plid;
@@ -2276,6 +2277,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo,
sinfo->local_pm = sta->mesh->local_pm;
sinfo->peer_pm = sta->mesh->peer_pm;
sinfo->nonpeer_pm = sta->mesh->nonpeer_pm;
+ sinfo->connected_to_gate = sta->mesh->connected_to_gate;
#endif
}
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 9a04327d71d1..8eb29041be54 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -364,6 +364,7 @@ DECLARE_EWMA(mesh_fail_avg, 20, 8)
* @nonpeer_pm: STA power save mode towards non-peer neighbors
* @processed_beacon: set to true after peer rates and capabilities are
* processed
+ * @connected_to_gate: true if mesh STA has a path to a mesh gate
* @fail_avg: moving percentage of failed MSDUs
*/
struct mesh_sta {
@@ -381,6 +382,7 @@ struct mesh_sta {
u8 plink_retries;
bool processed_beacon;
+ bool connected_to_gate;
enum nl80211_plink_state plink_state;
u32 plink_timeout;