iwlwifi: add debug information on queue stop / wake

Users complain that the traffic gets stalled sometimes. This will
allow easier debugging.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h
index a11e7aa..40ef97b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debug.h
+++ b/drivers/net/wireless/iwlwifi/iwl-debug.h
@@ -166,7 +166,7 @@
 #define IWL_DL_11H		(1 << 28)
 #define IWL_DL_STATS		(1 << 29)
 #define IWL_DL_TX_REPLY		(1 << 30)
-#define IWL_DL_UNUSED		(1 << 31)
+#define IWL_DL_TX_QUEUES	(1 << 31)
 
 #define IWL_DEBUG_INFO(p, f, a...)	IWL_DEBUG(p, IWL_DL_INFO, f, ## a)
 #define IWL_DEBUG_MAC80211(p, f, a...)	IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a)
@@ -203,7 +203,7 @@
 #define IWL_DEBUG_TX_REPLY(p, f, a...)	IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a)
 #define IWL_DEBUG_TX_REPLY_LIMIT(p, f, a...) \
 		IWL_DEBUG_LIMIT(p, IWL_DL_TX_REPLY, f, ## a)
-#define IWL_DEBUG_UNUSED(p, f, a...)	IWL_DEBUG(p, IWL_DL_UNUSED, f, ## a)
+#define IWL_DEBUG_TX_QUEUES(p, f, a...)	IWL_DEBUG(p, IWL_DL_TX_QUEUES, f, ## a)
 #define IWL_DEBUG_RADIO(p, f, a...)	IWL_DEBUG(p, IWL_DL_RADIO, f, ## a)
 #define IWL_DEBUG_POWER(p, f, a...)	IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
 #define IWL_DEBUG_11H(p, f, a...)	IWL_DEBUG(p, IWL_DL_11H, f, ## a)