From 8504cbb4ee43a3130457e6a108f3085718696972 Mon Sep 17 00:00:00 2001
From: "Rafael J. Wysocki" <rjw@sisk.pl>
Date: Wed, 8 Dec 2010 15:32:14 +0000
Subject: [PATCH] --- yaml --- r: 223227 b: refs/heads/master c:
 e4fbce740f078bbc925ba5c86648d9c883968479 h: refs/heads/master i:   223225:
 2b1f36a7dcdf753d0608509bc50a026a312e0582   223223:
 3473e67bdb3ba3f9525f51430221ef1c93b3c948 v: v3

---
 [refs]                    |  2 +-
 trunk/drivers/net/r8169.c | 26 ++++++++++++++++----------
 2 files changed, 17 insertions(+), 11 deletions(-)

diff --git a/[refs] b/[refs]
index ab06295ba972..f6a3bc41728b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6934d33556b366d22392a415ca09d720fed6a442
+refs/heads/master: e4fbce740f078bbc925ba5c86648d9c883968479
diff --git a/trunk/drivers/net/r8169.c b/trunk/drivers/net/r8169.c
index 7d33ef4bcb4a..53b13deade95 100644
--- a/trunk/drivers/net/r8169.c
+++ b/trunk/drivers/net/r8169.c
@@ -744,26 +744,36 @@ static void rtl8169_xmii_reset_enable(void __iomem *ioaddr)
 	mdio_write(ioaddr, MII_BMCR, val & 0xffff);
 }
 
-static void rtl8169_check_link_status(struct net_device *dev,
+static void __rtl8169_check_link_status(struct net_device *dev,
 				      struct rtl8169_private *tp,
-				      void __iomem *ioaddr)
+				      void __iomem *ioaddr,
+				      bool pm)
 {
 	unsigned long flags;
 
 	spin_lock_irqsave(&tp->lock, flags);
 	if (tp->link_ok(ioaddr)) {
 		/* This is to cancel a scheduled suspend if there's one. */
-		pm_request_resume(&tp->pci_dev->dev);
+		if (pm)
+			pm_request_resume(&tp->pci_dev->dev);
 		netif_carrier_on(dev);
 		netif_info(tp, ifup, dev, "link up\n");
 	} else {
 		netif_carrier_off(dev);
 		netif_info(tp, ifdown, dev, "link down\n");
-		pm_schedule_suspend(&tp->pci_dev->dev, 100);
+		if (pm)
+			pm_schedule_suspend(&tp->pci_dev->dev, 100);
 	}
 	spin_unlock_irqrestore(&tp->lock, flags);
 }
 
+static void rtl8169_check_link_status(struct net_device *dev,
+				      struct rtl8169_private *tp,
+				      void __iomem *ioaddr)
+{
+	__rtl8169_check_link_status(dev, tp, ioaddr, false);
+}
+
 #define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST)
 
 static u32 __rtl8169_get_wol(struct rtl8169_private *tp)
@@ -4600,7 +4610,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
 		}
 
 		if (status & LinkChg)
-			rtl8169_check_link_status(dev, tp, ioaddr);
+			__rtl8169_check_link_status(dev, tp, ioaddr, true);
 
 		/* We need to see the lastest version of tp->intr_mask to
 		 * avoid ignoring an MSI interrupt and having to wait for
@@ -4890,11 +4900,7 @@ static int rtl8169_runtime_idle(struct device *device)
 	struct net_device *dev = pci_get_drvdata(pdev);
 	struct rtl8169_private *tp = netdev_priv(dev);
 
-	if (!tp->TxDescArray)
-		return 0;
-
-	rtl8169_check_link_status(dev, tp, tp->mmio_addr);
-	return -EBUSY;
+	return tp->TxDescArray ? -EBUSY : 0;
 }
 
 static const struct dev_pm_ops rtl8169_pm_ops = {