From ca2ef330b5eb30e3bc7047f99fd4be9f1bad22be Mon Sep 17 00:00:00 2001
From: Dhananjay Phadke <dhananjay@netxen.com>
Date: Sun, 26 Jul 2009 20:07:38 +0000
Subject: [PATCH] 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>
---
drivers/net/netxen/netxen_nic_main.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index b3683260a0b6..76bdd5cee438 100644
--- 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;
--
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