mac80211: add ieee80211_vif param to tsf functions

TSF can be kept per vif.
Add ieee80211_vif param to set/get/reset_tsf, and move
the debugfs entries to the per-vif directory.

Update all the drivers that implement these callbacks.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
index 0560234..bba4f6f 100644
--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
+++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
@@ -602,7 +602,7 @@
 
 
 static u64
-ath5k_get_tsf(struct ieee80211_hw *hw)
+ath5k_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
 	struct ath5k_hw *ah = hw->priv;
 
@@ -611,7 +611,7 @@
 
 
 static void
-ath5k_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+ath5k_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u64 tsf)
 {
 	struct ath5k_hw *ah = hw->priv;
 
@@ -620,7 +620,7 @@
 
 
 static void
-ath5k_reset_tsf(struct ieee80211_hw *hw)
+ath5k_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
 	struct ath5k_hw *ah = hw->priv;