iwlwifi: improve the prints in the reclaim path

Some information was redundation, other was missing.
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>

drivers/net/wireless/iwlwifi/iwl-agn-tx.c

@@ -790,6 +790,7 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
 		iwl_rx_reply_tx_agg(priv, tx_resp);
 
 	if (tx_resp->frame_count == 1) {
+		IWL_DEBUG_TX_REPLY(priv, "Q %d, ssn %d", txq_id, ssn);
 		__skb_queue_head_init(&skbs);
 		/*we can free until ssn % q.n_bd not inclusive */
 		iwl_trans_reclaim(trans(priv), sta_id, tid, txq_id,

drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h

@@ -354,6 +354,11 @@ static inline void iwl_set_swq_id(struct iwl_tx_queue *txq, u8 ac, u8 hwq)
 	txq->swq_id = (hwq << 2) | ac;
 }
 
+static inline u8 iwl_get_queue_ac(struct iwl_tx_queue *txq)
+{
+	return txq->swq_id & 0x3;
+}
+
 static inline void iwl_wake_queue(struct iwl_trans *trans,
 				  struct iwl_tx_queue *txq, const char *msg)
 {

drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c

@@ -1121,9 +1121,6 @@ int iwl_tx_queue_reclaim(struct iwl_trans *trans, int txq_id, int index,
 		return 0;
 	}
 
-	IWL_DEBUG_TX_REPLY(trans, "reclaim: [%d, %d, %d]\n", txq_id,
-			   q->read_ptr, index);
-
 	if (WARN_ON(!skb_queue_empty(skbs)))
 		return 0;
 

drivers/net/wireless/iwlwifi/iwl-trans-pcie.c

@@ -1350,9 +1350,9 @@ static void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int sta_id, int tid,
 	}
 
 	if (txq->q.read_ptr != tfd_num) {
-		IWL_DEBUG_TX_REPLY(trans, "Retry scheduler reclaim "
-				"scd_ssn=%d idx=%d txq=%d swq=%d\n",
-				ssn , tfd_num, txq_id, txq->swq_id);
+		IWL_DEBUG_TX_REPLY(trans, "[Q %d | AC %d] %d -> %d (%d)\n",
+				txq_id, iwl_get_queue_ac(txq), txq->q.read_ptr,
+				tfd_num, ssn);
 		freed = iwl_tx_queue_reclaim(trans, txq_id, tfd_num, skbs);
 		if (iwl_queue_space(&txq->q) > txq->q.low_mark && cond)
 			iwl_wake_queue(trans, txq, "Packets reclaimed");