From patchwork Sat Oct 18 21:40:59 2008 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "jonsmirl@gmail.com" X-Patchwork-Id: 5021 X-Patchwork-Delegate: jgarzik@pobox.com Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by ozlabs.org (Postfix) with ESMTP id 85B75DDED8 for ; Sun, 19 Oct 2008 08:41:08 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751074AbYJRVlF (ORCPT ); Sat, 18 Oct 2008 17:41:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750992AbYJRVlE (ORCPT ); Sat, 18 Oct 2008 17:41:04 -0400 Received: from yx-out-2324.google.com ([74.125.44.28]:31615 "EHLO yx-out-2324.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750986AbYJRVlC (ORCPT ); Sat, 18 Oct 2008 17:41:02 -0400 Received: by yx-out-2324.google.com with SMTP id 8so204995yxm.1 for ; Sat, 18 Oct 2008 14:41:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:received:from:subject:to:date :message-id:user-agent:mime-version:content-type :content-transfer-encoding; bh=jgRJfX/3F0D5vXzOY9CXpDTCg+mPGDDeasfKZJ3wzAU=; b=SbejzyUmRpPb7/bpdHggaYGBv/O/NTeaetM+gCBrpTXEUQ3beAZsT3HA6FzIF6VgGl RFjsr5Lar/KEH2KCKRNWuwc1eRIDSjKKlh0E6YVxSYHDZPEfAkC0XLlKtfwMGhSgBdq+ 4STZQktZMgAvU2zyW2GWUHH1S/CUDKoV4ynik= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:subject:to:date:message-id:user-agent:mime-version :content-type:content-transfer-encoding; b=Z388z0imu9561dTFFAitNvDEPTeXIg8smpiS4efQ8/AaeD75b+IIsH+UDoSpnDRJgs 0Opk5gplJYREjil4BodwQSkRlQRPoD6J8P3TEqMIFyWFfrwEq7KsPvebqOIAmPL0pfcI 26ZSHMOJTjXi1ugZd/a6hjJ5Y/40qQaqYL1M8= Received: by 10.100.126.19 with SMTP id y19mr300682anc.2.1224366060720; Sat, 18 Oct 2008 14:41:00 -0700 (PDT) Received: from terra (c-76-109-159-38.hsd1.fl.comcast.net [76.109.159.38]) by mx.google.com with ESMTPS id c40sm10023749anc.38.2008.10.18.14.40.59 (version=TLSv1/SSLv3 cipher=RC4-MD5); Sat, 18 Oct 2008 14:41:00 -0700 (PDT) Received: from localhost ([127.0.0.1] helo=[127.0.1.1]) by terra with esmtp (Exim 4.69) (envelope-from ) id 1KrJXg-0000Om-0D; Sat, 18 Oct 2008 17:41:00 -0400 From: Jon Smirl Subject: [PATCH] Implement polling for 5200FEC to make netconsole work. To: linuxppc-dev@ozlabs.org, netdev@vger.kernel.org Date: Sat, 18 Oct 2008 17:40:59 -0400 Message-ID: <20081018214059.1506.28013.stgit@terra> User-Agent: StGIT/0.14.3.224.g199b MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Implement polling for 5200FEC to make netconsole work. Tested on Phytec pcm030 and Efika. Signed-off-by: Jon Smirl --- drivers/net/fec_mpc52xx.c | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c index 4e4f683..aec3b97 100644 --- a/drivers/net/fec_mpc52xx.c +++ b/drivers/net/fec_mpc52xx.c @@ -401,6 +401,21 @@ static int mpc52xx_fec_hard_start_xmit(struct sk_buff *skb, struct net_device *d return 0; } +#ifdef CONFIG_NET_POLL_CONTROLLER +static void mpc52xx_fec_poll_controller(struct net_device *dev) +{ + struct mpc52xx_fec_priv *priv = netdev_priv(dev); + + disable_irq(priv->t_irq); + mpc52xx_fec_tx_interrupt(priv->t_irq, dev); + enable_irq(priv->t_irq); + disable_irq(priv->r_irq); + mpc52xx_fec_rx_interrupt(priv->r_irq, dev); + enable_irq(priv->r_irq); +} +#endif + + /* This handles BestComm transmit task interrupts */ static irqreturn_t mpc52xx_fec_tx_interrupt(int irq, void *dev_id) @@ -926,6 +941,9 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match) ndev->tx_timeout = mpc52xx_fec_tx_timeout; ndev->watchdog_timeo = FEC_WATCHDOG_TIMEOUT; ndev->base_addr = mem.start; +#ifdef CONFIG_NET_POLL_CONTROLLER + ndev->poll_controller = mpc52xx_fec_poll_controller; +#endif priv->t_irq = priv->r_irq = ndev->irq = NO_IRQ; /* IRQ are free for now */