From patchwork Wed Dec 17 21:42:53 2008 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Fleming X-Patchwork-Id: 14574 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 [209.132.176.167]) by ozlabs.org (Postfix) with ESMTP id 757BBDDF0F for ; Thu, 18 Dec 2008 08:43:15 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752166AbYLQVnH (ORCPT ); Wed, 17 Dec 2008 16:43:07 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751927AbYLQVnE (ORCPT ); Wed, 17 Dec 2008 16:43:04 -0500 Received: from az33egw02.freescale.net ([192.88.158.103]:59386 "EHLO az33egw02.freescale.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751782AbYLQVm6 (ORCPT ); Wed, 17 Dec 2008 16:42:58 -0500 Received: from az33smr02.freescale.net (az33smr02.freescale.net [10.64.34.200]) by az33egw02.freescale.net (8.14.3/az33egw02) with ESMTP id mBHLgvBC001225 for ; Wed, 17 Dec 2008 14:42:57 -0700 (MST) Received: from ld0175-tx32.am.freescale.net (ld0175-tx32.am.freescale.net [10.82.19.125]) by az33smr02.freescale.net (8.13.1/8.13.0) with ESMTP id mBHLguqi024444 for ; Wed, 17 Dec 2008 15:42:56 -0600 (CST) Received: by ld0175-tx32.am.freescale.net (Postfix, from userid 12005171) id DABA424ED5; Wed, 17 Dec 2008 15:42:55 -0600 (CST) From: Andy Fleming To: davem@davemloft.net, jeff@garzik.org Cc: netdev@vger.kernel.org, Haruki Dai , Dai Haruki , Andy Fleming Subject: [PATCH v2.6.29 v3 3/5] gianfar: Use interface name in interrupt name to distinguish the source. Date: Wed, 17 Dec 2008 15:42:53 -0600 Message-Id: <1229550175-15600-3-git-send-email-afleming@freescale.com> X-Mailer: git-send-email 1.5.4.GIT In-Reply-To: <1229550175-15600-2-git-send-email-afleming@freescale.com> References: <1229550175-15600-1-git-send-email-afleming@freescale.com> <1229550175-15600-2-git-send-email-afleming@freescale.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Haruki Dai Interface name (ex. eth0) is used as the prefix for the interrupt name, with _rx, _tx, and _er appended to distinguish multiple interrupts on the same interface. Signed-off-by: Dai Haruki Signed-off-by: Andy Fleming --- drivers/net/gianfar.c | 30 ++++++++++++++++++++++++------ drivers/net/gianfar.h | 7 +++++++ 2 files changed, 31 insertions(+), 6 deletions(-) diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 094387f..4d7c225 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -304,8 +304,9 @@ static int gfar_probe(struct of_device *ofdev, u32 tempval; struct net_device *dev = NULL; struct gfar_private *priv = NULL; - int err = 0; DECLARE_MAC_BUF(mac); + int err = 0; + int len_devname; /* Create an ethernet device instance */ dev = alloc_etherdev(sizeof (*priv)); @@ -447,6 +448,23 @@ static int gfar_probe(struct of_device *ofdev, goto register_fail; } + /* fill out IRQ number and name fields */ + len_devname = strlen(dev->name); + strncpy(&priv->int_name_tx[0], dev->name, len_devname); + if (priv->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) { + strncpy(&priv->int_name_tx[len_devname], + "_tx", sizeof("_tx") + 1); + + strncpy(&priv->int_name_rx[0], dev->name, len_devname); + strncpy(&priv->int_name_rx[len_devname], + "_rx", sizeof("_rx") + 1); + + strncpy(&priv->int_name_er[0], dev->name, len_devname); + strncpy(&priv->int_name_er[len_devname], + "_er", sizeof("_er") + 1); + } else + priv->int_name_tx[len_devname] = '\0'; + /* Create all the sysfs files */ gfar_init_sysfs(dev); @@ -1020,7 +1038,7 @@ int startup_gfar(struct net_device *dev) /* Install our interrupt handlers for Error, * Transmit, and Receive */ if (request_irq(priv->interruptError, gfar_error, - 0, "enet_error", dev) < 0) { + 0, priv->int_name_er, dev) < 0) { if (netif_msg_intr(priv)) printk(KERN_ERR "%s: Can't get IRQ %d\n", dev->name, priv->interruptError); @@ -1030,7 +1048,7 @@ int startup_gfar(struct net_device *dev) } if (request_irq(priv->interruptTransmit, gfar_transmit, - 0, "enet_tx", dev) < 0) { + 0, priv->int_name_tx, dev) < 0) { if (netif_msg_intr(priv)) printk(KERN_ERR "%s: Can't get IRQ %d\n", dev->name, priv->interruptTransmit); @@ -1041,7 +1059,7 @@ int startup_gfar(struct net_device *dev) } if (request_irq(priv->interruptReceive, gfar_receive, - 0, "enet_rx", dev) < 0) { + 0, priv->int_name_rx, dev) < 0) { if (netif_msg_intr(priv)) printk(KERN_ERR "%s: Can't get IRQ %d (receive0)\n", dev->name, priv->interruptReceive); @@ -1051,10 +1069,10 @@ int startup_gfar(struct net_device *dev) } } else { if (request_irq(priv->interruptTransmit, gfar_interrupt, - 0, "gfar_interrupt", dev) < 0) { + 0, priv->int_name_tx, dev) < 0) { if (netif_msg_intr(priv)) printk(KERN_ERR "%s: Can't get IRQ %d\n", - dev->name, priv->interruptError); + dev->name, priv->interruptTransmit); err = -1; goto err_irq_fail; diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h index 7ef3cc5..06bac34 100644 --- a/drivers/net/gianfar.h +++ b/drivers/net/gianfar.h @@ -374,6 +374,8 @@ extern const char gfar_driver_version[]; #define RXFCB_PERR_MASK 0x000c #define RXFCB_PERR_BADL3 0x0008 +#define GFAR_INT_NAME_MAX IFNAMSIZ + 4 + struct txbd8 { union { @@ -796,6 +798,11 @@ struct gfar_private { uint32_t msg_enable; struct work_struct reset_task; + + char int_name_tx[GFAR_INT_NAME_MAX]; + char int_name_rx[GFAR_INT_NAME_MAX]; + char int_name_er[GFAR_INT_NAME_MAX]; + /* Network Statistics */ struct gfar_extra_stats extra_stats; };