ibmvnic: Update and clean up reset TX pool routine

Update TX pool reset routine to accommodate new TSO pool array. Introduce
a function that resets one TX pool, and use that function to initialize
each pool in both pool arrays.
Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/ibm/ibmvnic.c

@@ -557,36 +557,41 @@ static int init_rx_pools(struct net_device *netdev)
 	return 0;
 }
 
-static int reset_tx_pools(struct ibmvnic_adapter *adapter)
+static int reset_one_tx_pool(struct ibmvnic_adapter *adapter,
+			     struct ibmvnic_tx_pool *tx_pool)
 {
-	struct ibmvnic_tx_pool *tx_pool;
-	int tx_scrqs;
-	int i, j, rc;
-
-	tx_scrqs = be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs);
-	for (i = 0; i < tx_scrqs; i++) {
-		netdev_dbg(adapter->netdev, "Re-setting tx_pool[%d]\n", i);
-
-		tx_pool = &adapter->tx_pool[i];
+	int rc, i;
 
 	rc = reset_long_term_buff(adapter, &tx_pool->long_term_buff);
 	if (rc)
 		return rc;
 
-		rc = reset_long_term_buff(adapter, &tx_pool->tso_ltb);
-		if (rc)
-			return rc;
-
 	memset(tx_pool->tx_buff, 0,
-		       adapter->req_tx_entries_per_subcrq *
+	       tx_pool->num_buffers *
 	       sizeof(struct ibmvnic_tx_buff));
 
-		for (j = 0; j < adapter->req_tx_entries_per_subcrq; j++)
-			tx_pool->free_map[j] = j;
+	for (i = 0; i < tx_pool->num_buffers; i++)
+		tx_pool->free_map[i] = i;
 
 	tx_pool->consumer_index = 0;
 	tx_pool->producer_index = 0;
-		tx_pool->tso_index = 0;
+
+	return 0;
+}
+
+static int reset_tx_pools(struct ibmvnic_adapter *adapter)
+{
+	int tx_scrqs;
+	int i, rc;
+
+	tx_scrqs = be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs);
+	for (i = 0; i < tx_scrqs; i++) {
+		rc = reset_one_tx_pool(adapter, &adapter->tso_pool[i]);
+		if (rc)
+			return rc;
+		rc = reset_one_tx_pool(adapter, &adapter->tx_pool[i]);
+		if (rc)
+			return rc;
 	}
 
 	return 0;