netxen: configure interrupt coalesce defaults

Initialize and configure interrupt coalesing defaults
in the firmware, so that these also reflect in "ethool -c".

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index b368326..76bdd5c 100644 (file)
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -819,6 +819,20 @@ netxen_nic_free_irq(struct netxen_adapter *adapter)
        }
 }
 
+static void
+netxen_nic_init_coalesce_defaults(struct netxen_adapter *adapter)
+{
+       adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
+       adapter->coal.normal.data.rx_time_us =
+               NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
+       adapter->coal.normal.data.rx_packets =
+               NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
+       adapter->coal.normal.data.tx_time_us =
+               NETXEN_DEFAULT_INTR_COALESCE_TX_TIME_US;
+       adapter->coal.normal.data.tx_packets =
+               NETXEN_DEFAULT_INTR_COALESCE_TX_PACKETS;
+}
+
 static int
 netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
 {
@@ -841,6 +855,9 @@ netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
        if (adapter->max_sds_rings > 1)
                netxen_config_rss(adapter, 1);
 
+       if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+               netxen_config_intr_coalesce(adapter);
+
        netxen_napi_enable(adapter);
 
        if (adapter->capabilities & NX_FW_CAPABILITY_LINK_NOTIFICATION)
@@ -936,6 +953,9 @@ netxen_nic_attach(struct netxen_adapter *adapter)
                goto err_out_free_rxbuf;
        }
 
+       if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+               netxen_nic_init_coalesce_defaults(adapter);
+
        adapter->is_up = NETXEN_ADAPTER_UP_MAGIC;
        return 0;