From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dhananjay Phadke Subject: [PATCH NEXT 03/12] netxen: configure interrupt coalesce defaults Date: Sun, 26 Jul 2009 23:07:38 -0700 Message-ID: <1248674867-18821-4-git-send-email-dhananjay@netxen.com> References: <1248674867-18821-1-git-send-email-dhananjay@netxen.com> Cc: netdev@vger.kernel.org To: davem@davemloft.net Return-path: Received: from nxgate.netxen.com ([38.99.60.130]:33562 "EHLO unm84.unmin.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751075AbZG0GHr (ORCPT ); Mon, 27 Jul 2009 02:07:47 -0400 In-Reply-To: <1248674867-18821-1-git-send-email-dhananjay@netxen.com> Sender: netdev-owner@vger.kernel.org List-ID: Initialize and configure interrupt coalesing defaults in the firmware, so that these also reflect in "ethool -c". Signed-off-by: Dhananjay Phadke --- drivers/net/netxen/netxen_nic_main.c | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index b368326..76bdd5c 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; -- 1.6.0.2