mac80211: get rid of tx power related log spam

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 45271

package/kernel/mac80211/patches/316-mac80211-reduce-log-spam-from-ieee80211_handle_pwr_c.patch

+From: John Linville <linville@tuxdriver.com>
+Date: Tue, 31 Mar 2015 10:49:14 -0400
+Subject: [PATCH] mac80211: reduce log spam from ieee80211_handle_pwr_constr
+
+This changes a couple of messages from sdata_info to sdata_dbg.
+This should reduce some log spam, as reported here:
+
+	https://bugzilla.redhat.com/show_bug.cgi?id=1206468
+
+Signed-off-by: John W. Linville <linville@tuxdriver.com>
+Signed-off-by: Johannes Berg <johannes.berg@intel.com>
+---
+
+--- a/net/mac80211/mlme.c
++++ b/net/mac80211/mlme.c
+@@ -1347,15 +1347,15 @@ static u32 ieee80211_handle_pwr_constr(s
+ 	 */
+ 	if (has_80211h_pwr &&
+ 	    (!has_cisco_pwr || pwr_level_80211h <= pwr_level_cisco)) {
+-		sdata_info(sdata,
+-			   "Limiting TX power to %d (%d - %d) dBm as advertised by %pM\n",
+-			   pwr_level_80211h, chan_pwr, pwr_reduction_80211h,
+-			   sdata->u.mgd.bssid);
++		sdata_dbg(sdata,
++			  "Limiting TX power to %d (%d - %d) dBm as advertised by %pM\n",
++			  pwr_level_80211h, chan_pwr, pwr_reduction_80211h,
++			  sdata->u.mgd.bssid);
+ 		new_ap_level = pwr_level_80211h;
+ 	} else {  /* has_cisco_pwr is always true here. */
+-		sdata_info(sdata,
+-			   "Limiting TX power to %d dBm as advertised by %pM\n",
+-			   pwr_level_cisco, sdata->u.mgd.bssid);
++		sdata_dbg(sdata,
++			  "Limiting TX power to %d dBm as advertised by %pM\n",
++			  pwr_level_cisco, sdata->u.mgd.bssid);
+ 		new_ap_level = pwr_level_cisco;
+ 	}
+