Signed-off-by: Rui Paulo <rpaulo@xxxxxxxxx>
Signed-off-by: Javier Cardona <javier@xxxxxxxxxxx>
Reviewed-by: Andrey Yurovsky <andrey@xxxxxxxxxxx>
Tested-by: Brian Cavagnolo <brian@xxxxxxxxxxx>
---
include/linux/nl80211.h | 3 +++
include/net/cfg80211.h | 1 +
net/mac80211/cfg.c | 7 +++++++
net/mac80211/debugfs_netdev.c | 2 ++
net/mac80211/mesh.c | 13 +++++++++++++
net/mac80211/mesh.h | 1 +
net/wireless/nl80211.c | 6 ++++++
7 files changed, 33 insertions(+), 0 deletions(-)
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index f682911..4d4a9db 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -1196,6 +1196,8 @@ enum nl80211_mntr_flags {
* @NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME: The interval of time (in TUs)
* that it takes for an HWMP information element to propagate across the mesh
*
+ * @NL80211_MESHCONF_ROOTMODE: whether root mode is enabled or not
+ *
* @NL80211_MESHCONF_ATTR_MAX: highest possible mesh configuration attribute
*
* @__NL80211_MESHCONF_ATTR_AFTER_LAST: internal use
@@ -1215,6 +1217,7 @@ enum nl80211_meshconf_params {
NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
+ NL80211_MESHCONF_HWMP_ROOTMODE,
/* keep last */
__NL80211_MESHCONF_ATTR_AFTER_LAST,
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index b3031bd..b30d023 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -506,6 +506,7 @@ struct mesh_config {
u32 dot11MeshHWMPactivePathTimeout;
u16 dot11MeshHWMPpreqMinInterval;
u16 dot11MeshHWMPnetDiameterTraversalTime;
+ u8 dot11MeshHWMPRootMode;
};
/**
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 340678e..25e9c56 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1001,7 +1001,10 @@ static int ieee80211_set_mesh_params(struct wiphy *wiphy,
{
struct mesh_config *conf;
struct ieee80211_sub_if_data *sdata;
+ struct ieee80211_if_mesh *ifmsh;
+
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ ifmsh = &sdata->u.mesh;
/* Set the config options which we are interested in setting */
conf = &(sdata->u.mesh.mshcfg);
@@ -1036,6 +1039,10 @@ static int ieee80211_set_mesh_params(struct wiphy *wiphy,
mask))
conf->dot11MeshHWMPnetDiameterTraversalTime =
nconf->dot11MeshHWMPnetDiameterTraversalTime;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
+ conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
+ ieee80211_mesh_root_setup(ifmsh);
+ }
return 0;
}
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 8782264..472b203 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -149,6 +149,8 @@ IEEE80211_IF_FILE(path_refresh_time,
u.mesh.mshcfg.path_refresh_time, DEC);
IEEE80211_IF_FILE(min_discovery_timeout,
u.mesh.mshcfg.min_discovery_timeout, DEC);
+IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
+ u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
#endif
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 88dcfe3..05955dc 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -373,6 +373,17 @@ static void ieee80211_mesh_path_root_timer(unsigned long data)
ieee80211_queue_work(&local->hw, &ifmsh->work);
}
+void ieee80211_mesh_root_setup(struct ieee80211_if_mesh *ifmsh)
+{
+ if (ifmsh->mshcfg.dot11MeshHWMPRootMode)
+ set_bit(MESH_WORK_ROOT, &ifmsh->wrkq_flags);
+ else {
+ clear_bit(MESH_WORK_ROOT, &ifmsh->wrkq_flags);
+ /* stop running timer */
+ del_timer_sync(&ifmsh->mesh_path_root_timer);
+ }
+}
+
/**
* ieee80211_fill_mesh_addresses - fill addresses of a locally originated mesh frame
* @hdr: 802.11 frame header
@@ -503,6 +514,7 @@ void ieee80211_mesh_restart(struct ieee80211_sub_if_data *sdata)
add_timer(&ifmsh->mesh_path_timer);
if (test_and_clear_bit(TMR_RUNNING_MPR, &ifmsh->timers_running))
add_timer(&ifmsh->mesh_path_root_timer);
+ ieee80211_mesh_root_setup(ifmsh);
}
#endif
@@ -512,6 +524,7 @@ void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata)
struct ieee80211_local *local = sdata->local;
set_bit(MESH_WORK_HOUSEKEEPING, &ifmsh->wrkq_flags);
+ ieee80211_mesh_root_setup(ifmsh);
ieee80211_queue_work(&local->hw, &ifmsh->work);
sdata->vif.bss_conf.beacon_int = MESH_DEFAULT_BEACON_INTERVAL;
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON |
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index 00ee842..5ad6975 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -242,6 +242,7 @@ ieee80211_rx_result
ieee80211_mesh_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb);
void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata);
void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata);
+void ieee80211_mesh_root_setup(struct ieee80211_if_mesh *ifmsh);
/* Mesh paths */
int mesh_nexthop_lookup(struct sk_buff *skb,
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 867b023..c1f66fc 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2605,6 +2605,8 @@ static int nl80211_get_mesh_params(struct sk_buff *skb,
cur_params.dot11MeshHWMPpreqMinInterval);
NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
cur_params.dot11MeshHWMPnetDiameterTraversalTime);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_ROOTMODE,
+ cur_params.dot11MeshHWMPRootMode);
nla_nest_end(msg, pinfoattr);
genlmsg_end(msg, hdr);
err = genlmsg_reply(msg, info);
@@ -2715,6 +2717,10 @@ static int nl80211_set_mesh_params(struct sk_buff *skb, struct genl_info *info)
dot11MeshHWMPnetDiameterTraversalTime,
mask, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
+ dot11MeshHWMPRootMode, mask,
+ NL80211_MESHCONF_HWMP_ROOTMODE,
+ nla_get_u8);
/* Apply changes */
err = rdev->ops->set_mesh_params(&rdev->wiphy, dev, &cfg, mask);
--
1.5.6.5
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