linux-kernel - [PATCH] net: add net poll support for atl2 driver

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Message-Id: <1221897404-20290-1-git-send-email-kexin.hao@windriver.com>
Date:	Sat, 20 Sep 2008 15:56:44 +0800
From:	Kevin Hao <kexin.hao@...driver.com>
To:	Jeff Garzik <jgarzik@...hat.com>, Chris Snook <csnook@...hat.com>,
	Jay Cliburn <jacliburn@...lsouth.net>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] net: add net poll support for atl2 driver

Add netconsole support for Atheros L2 10/100 network device.

Signed-off-by: Kevin Hao <kexin.hao@...driver.com>
---
 drivers/net/atlx/atl2.c |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/drivers/net/atlx/atl2.c b/drivers/net/atlx/atl2.c
index d548a67..b2995ac 100644
--- a/drivers/net/atlx/atl2.c
+++ b/drivers/net/atlx/atl2.c
@@ -1327,6 +1327,15 @@ static void atl2_setup_pcicmd(struct pci_dev *pdev)
 	pci_write_config_dword(pdev, REG_PM_CTRLSTAT, 0);
 }
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void atl2_poll_controller(struct net_device *netdev)
+{
+	disable_irq(netdev->irq);
+	atl2_intr(netdev->irq, netdev);
+	enable_irq(netdev->irq);
+}
+#endif
+
 /*
  * atl2_probe - Device Initialization Routine
  * @pdev: PCI device information struct
@@ -1410,6 +1419,9 @@ static int __devinit atl2_probe(struct pci_dev *pdev,
 	netdev->do_ioctl = &atl2_ioctl;
 	atl2_set_ethtool_ops(netdev);
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	netdev->poll_controller = atl2_poll_controller;
+#endif
 #ifdef HAVE_TX_TIMEOUT
 	netdev->tx_timeout = &atl2_tx_timeout;
 	netdev->watchdog_timeo = 5 * HZ;
-- 
1.5.6.2.220.g44701

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