mac80211: clean up debugging

There are a few things that make the logging and
debugging in mac80211 less useful than it should
be right now:
 * a lot of messages should be pr_info, not pr_debug
 * wholesale use of pr_debug makes it require *both*
   Kconfig and dynamic configuration
 * there are still a lot of ifdefs
 * the style is very inconsistent, sometimes the
   sdata->name is printed in front

Clean up everything, introducing new macros and
separating out the station MLME debugging into
a new Kconfig symbol.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index d0c8f78..7722a73 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2771,9 +2771,8 @@
 	    !sdata->u.mgd.associated)
 		return -EINVAL;
 
-#ifdef CONFIG_MAC80211_VERBOSE_TDLS_DEBUG
-	pr_debug("TDLS mgmt action %d peer %pM\n", action_code, peer);
-#endif
+	tdls_dbg(sdata, "TDLS mgmt action %d peer %pM\n",
+		 action_code, peer);
 
 	skb = dev_alloc_skb(local->hw.extra_tx_headroom +
 			    max(sizeof(struct ieee80211_mgmt),
@@ -2882,9 +2881,7 @@
 	if (sdata->vif.type != NL80211_IFTYPE_STATION)
 		return -EINVAL;
 
-#ifdef CONFIG_MAC80211_VERBOSE_TDLS_DEBUG
-	pr_debug("TDLS oper %d peer %pM\n", oper, peer);
-#endif
+	tdls_dbg(sdata, "TDLS oper %d peer %pM\n", oper, peer);
 
 	switch (oper) {
 	case NL80211_TDLS_ENABLE_LINK: