From patchwork Mon Jul 27 06:07:38 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dhananjay Phadke X-Patchwork-Id: 30244 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@bilbo.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from ozlabs.org (ozlabs.org [203.10.76.45]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mx.ozlabs.org", Issuer "CA Cert Signing Authority" (verified OK)) by bilbo.ozlabs.org (Postfix) with ESMTPS id 33BB6B7B66 for ; Mon, 27 Jul 2009 16:08:02 +1000 (EST) Received: by ozlabs.org (Postfix) id 240ADDDD0B; Mon, 27 Jul 2009 16:08:02 +1000 (EST) Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by ozlabs.org (Postfix) with ESMTP id ACFF4DDD01 for ; Mon, 27 Jul 2009 16:08:01 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751675AbZG0GHv (ORCPT ); Mon, 27 Jul 2009 02:07:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751017AbZG0GHu (ORCPT ); Mon, 27 Jul 2009 02:07:50 -0400 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 Received: by unm84.unmin.com (Postfix, from userid 720) id E4F8AE8AF4; Sun, 26 Jul 2009 23:07:47 -0700 (PDT) From: Dhananjay Phadke To: davem@davemloft.net Cc: netdev@vger.kernel.org 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> X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <1248674867-18821-1-git-send-email-dhananjay@netxen.com> References: <1248674867-18821-1-git-send-email-dhananjay@netxen.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org 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;