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[PATCH 2/2] mac80211: Modify tsf via debugfs in mesh interfaces

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Signed-off-by: Javier Cardona <javier@xxxxxxxxxxx>
---
 drivers/net/wireless/mac80211_hwsim.c |   16 ++++++++++++++++
 net/mac80211/debugfs_netdev.c         |    7 ++++++-
 2 files changed, 22 insertions(+), 1 deletions(-)

diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index b926a89..72a209f 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -375,6 +375,20 @@ static __le64 __mac80211_hwsim_get_tsf(struct mac80211_hwsim_data *data)
 			data->tsf_offset);
 }
 
+static u64 mac80211_hwsim_get_tsf(struct ieee80211_hw *hw,
+		struct ieee80211_vif *vif)
+{
+	struct mac80211_hwsim_data *data = hw->priv;
+	return le64_to_cpu(__mac80211_hwsim_get_tsf(data));
+}
+
+static void mac80211_hwsim_set_tsf(struct ieee80211_hw *hw,
+		struct ieee80211_vif *vif, u64 tsf)
+{
+	struct mac80211_hwsim_data *data = hw->priv;
+	data->tsf_offset = tsf - jiffies_to_msecs(jiffies)*1000/1024;
+}
+
 static void mac80211_hwsim_monitor_rx(struct ieee80211_hw *hw,
 				      struct sk_buff *tx_skb)
 {
@@ -1217,6 +1231,8 @@ static struct ieee80211_ops mac80211_hwsim_ops =
 	.sw_scan_start = mac80211_hwsim_sw_scan,
 	.sw_scan_complete = mac80211_hwsim_sw_scan_complete,
 	.flush = mac80211_hwsim_flush,
+	.get_tsf = mac80211_hwsim_get_tsf,
+	.set_tsf = mac80211_hwsim_set_tsf,
 };
 
 
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 510ed1d..416b906 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -537,11 +537,15 @@ static void add_monitor_files(struct ieee80211_sub_if_data *sdata)
 
 #ifdef CONFIG_MAC80211_MESH
 
+static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
+{
+	DEBUGFS_ADD_MODE(tsf, 0600);
+}
+
 static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
 {
 	struct dentry *dir = debugfs_create_dir("mesh_stats",
 						sdata->debugfs.dir);
-
 #define MESHSTATS_ADD(name)\
 	debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);
 
@@ -593,6 +597,7 @@ static void add_files(struct ieee80211_sub_if_data *sdata)
 	switch (sdata->vif.type) {
 	case NL80211_IFTYPE_MESH_POINT:
 #ifdef CONFIG_MAC80211_MESH
+		add_mesh_files(sdata);
 		add_mesh_stats(sdata);
 		add_mesh_config(sdata);
 #endif
-- 
1.7.6

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