From patchwork Thu Sep 29 12:15:57 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guoqing Jiang X-Patchwork-Id: 116942 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id B21C71007D4 for ; Thu, 29 Sep 2011 22:18:07 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755661Ab1I2MRm (ORCPT ); Thu, 29 Sep 2011 08:17:42 -0400 Received: from mail-ey0-f174.google.com ([209.85.215.174]:61723 "EHLO mail-ey0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755457Ab1I2MRk (ORCPT ); Thu, 29 Sep 2011 08:17:40 -0400 Received: by eya28 with SMTP id 28so332587eya.19 for ; Thu, 29 Sep 2011 05:17:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=QzdYmvVujvdsqwhV2HpPQhn011IJJBMtt8eQbrZSMgY=; b=fHpy2WTQlv9xcck41a85WHYOg8jhnfJ5dZhj8O2RMmivxmTBaXhkMja3zHjIO30PjL qr6ZQNs3RgImKZaPOB5VwFf3doizSB1CTTTrJeID+sE0o8xKfxskNVUtXH+b6jFnz9ur LN4EEsbF7/WH7iMmgAkZmkbQSm0by4B3KJ+ao= Received: by 10.68.1.199 with SMTP id 7mr45070137pbo.127.1317298658613; Thu, 29 Sep 2011 05:17:38 -0700 (PDT) Received: from localhost.localdomain ([211.101.11.161]) by mx.google.com with ESMTPS id lh6sm5974505pbb.12.2011.09.29.05.17.32 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 29 Sep 2011 05:17:38 -0700 (PDT) From: jgq516@gmail.com To: davem@davemloft.net Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, jgq516@gmail.com Subject: [PATCH v2 2/2] net/fec: add poll controller function for fec nic Date: Thu, 29 Sep 2011 20:15:57 +0800 Message-Id: <1317298557-2878-2-git-send-email-jgq516@gmail.com> X-Mailer: git-send-email 1.7.6.1 In-Reply-To: <1317298557-2878-1-git-send-email-jgq516@gmail.com> References: <1317298557-2878-1-git-send-email-jgq516@gmail.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Xiao Jiang Add poll controller function for fec nic. Signed-off-by: Xiao Jiang --- drivers/net/ethernet/freescale/fec.c | 27 +++++++++++++++++++++++++++ 1 files changed, 27 insertions(+), 0 deletions(-) diff --git a/drivers/net/ethernet/freescale/fec.c b/drivers/net/ethernet/freescale/fec.c index 1794ea4..1124ce0 100644 --- a/drivers/net/ethernet/freescale/fec.c +++ b/drivers/net/ethernet/freescale/fec.c @@ -242,6 +242,7 @@ struct fec_enet_private { int link; int full_duplex; struct completion mdio_done; + int irq[FEC_IRQ_NUM]; }; /* FEC MII MMFR bits definition */ @@ -1363,6 +1364,29 @@ fec_set_mac_address(struct net_device *ndev, void *p) return 0; } +#ifdef CONFIG_NET_POLL_CONTROLLER +/* + * fec_poll_controller: FEC Poll controller function + * @dev: The FEC network adapter + * + * Polled functionality used by netconsole and others in non interrupt mode + * + */ +void fec_poll_controller(struct net_device *dev) +{ + int i; + struct fec_enet_private *fep = netdev_priv(dev); + + for (i = 0; i < FEC_IRQ_NUM; i++) { + if (fep->irq[i] > 0) { + disable_irq(fep->irq[i]); + fec_enet_interrupt(fep->irq[i], dev); + enable_irq(fep->irq[i]); + } + } +} +#endif + static const struct net_device_ops fec_netdev_ops = { .ndo_open = fec_enet_open, .ndo_stop = fec_enet_close, @@ -1373,6 +1397,9 @@ static const struct net_device_ops fec_netdev_ops = { .ndo_tx_timeout = fec_timeout, .ndo_set_mac_address = fec_set_mac_address, .ndo_do_ioctl = fec_enet_ioctl, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = fec_poll_controller, +#endif }; /*