[PATCH net-next v3 2/7] ibmvnic: Update and clean up reset TX pool routine

[Thomas Falcon]

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 <tlfal...@linux.vnet.ibm.com>
---
 drivers/net/ethernet/ibm/ibmvnic.c | 45 +++++++++++++++++++++-----------------
 1 file changed, 25 insertions(+), 20 deletions(-)

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c 
b/drivers/net/ethernet/ibm/ibmvnic.c
index 9c7d19c..4dc3044 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -557,36 +557,41 @@ static int init_rx_pools(struct net_device *netdev)
        return 0;
 }
 
+static int reset_one_tx_pool(struct ibmvnic_adapter *adapter,
+                            struct ibmvnic_tx_pool *tx_pool)
+{
+       int rc, i;
+
+       rc = reset_long_term_buff(adapter, &tx_pool->long_term_buff);
+       if (rc)
+               return rc;
+
+       memset(tx_pool->tx_buff, 0,
+              tx_pool->num_buffers *
+              sizeof(struct ibmvnic_tx_buff));
+
+       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;
+
+       return 0;
+}
+
 static int reset_tx_pools(struct ibmvnic_adapter *adapter)
 {
-       struct ibmvnic_tx_pool *tx_pool;
        int tx_scrqs;
-       int i, j, rc;
+       int i, 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];
-
-               rc = reset_long_term_buff(adapter, &tx_pool->long_term_buff);
+               rc = reset_one_tx_pool(adapter, &adapter->tso_pool[i]);
                if (rc)
                        return rc;
-
-               rc = reset_long_term_buff(adapter, &tx_pool->tso_ltb);
+               rc = reset_one_tx_pool(adapter, &adapter->tx_pool[i]);
                if (rc)
                        return rc;
-
-               memset(tx_pool->tx_buff, 0,
-                      adapter->req_tx_entries_per_subcrq *
-                      sizeof(struct ibmvnic_tx_buff));
-
-               for (j = 0; j < adapter->req_tx_entries_per_subcrq; j++)
-                       tx_pool->free_map[j] = j;
-
-               tx_pool->consumer_index = 0;
-               tx_pool->producer_index = 0;
-               tx_pool->tso_index = 0;
        }
 
        return 0;
-- 
2.7.5