---

yaml --- r: 21200 b: refs/heads/master c: 23a56e2 h: refs/heads/master v: v3
git-mirror · Feb 7, 2006 · 7f5ef09 · 7f5ef09
1 parent f01d7fa
commit 7f5ef09
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Showing 14 changed files with 221 additions and 110 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6bd0e10e53cc4824cd8cdaab8c370e53ab2e23c2
+refs/heads/master: 23a56e2cbec2860ef02d6720508fbcb07accc8b4
diff --git a/trunk/drivers/net/8139too.c b/trunk/drivers/net/8139too.c
@@ -586,6 +586,7 @@ struct rtl8139_private {
 	dma_addr_t tx_bufs_dma;
 	signed char phys[4];		/* MII device addresses. */
 	char twistie, twist_row, twist_col;	/* Twister tune state. */
+	unsigned int watchdog_fired : 1;
 	unsigned int default_port : 4;	/* Last dev->if_port value. */
 	unsigned int have_thread : 1;
 	spinlock_t lock;
@@ -638,6 +639,7 @@ static void rtl8139_set_rx_mode (struct net_device *dev);
 static void __set_rx_mode (struct net_device *dev);
 static void rtl8139_hw_start (struct net_device *dev);
 static void rtl8139_thread (void *_data);
+static void rtl8139_tx_timeout_task(void *_data);
 static struct ethtool_ops rtl8139_ethtool_ops;
 
 /* write MMIO register, with flush */
@@ -1598,13 +1600,14 @@ static void rtl8139_thread (void *_data)
 {
 	struct net_device *dev = _data;
 	struct rtl8139_private *tp = netdev_priv(dev);
-	unsigned long thr_delay;
+	unsigned long thr_delay = next_tick;
 
-	if (rtnl_shlock_nowait() == 0) {
+	if (tp->watchdog_fired) {
+		tp->watchdog_fired = 0;
+		rtl8139_tx_timeout_task(_data);
+	} else if (rtnl_shlock_nowait() == 0) {
 		rtl8139_thread_iter (dev, tp, tp->mmio_addr);
 		rtnl_unlock ();
-
-		thr_delay = next_tick;
 	} else {
 		/* unlikely race.  mitigate with fast poll. */
 		thr_delay = HZ / 2;
@@ -1631,7 +1634,8 @@ static void rtl8139_stop_thread(struct rtl8139_private *tp)
 	if (tp->have_thread) {
 		cancel_rearming_delayed_work(&tp->thread);
 		tp->have_thread = 0;
-	}
+	} else
+		flush_scheduled_work();
 }
 
 static inline void rtl8139_tx_clear (struct rtl8139_private *tp)
@@ -1642,14 +1646,13 @@ static inline void rtl8139_tx_clear (struct rtl8139_private *tp)
 	/* XXX account for unsent Tx packets in tp->stats.tx_dropped */
 }
 
-
-static void rtl8139_tx_timeout (struct net_device *dev)
+static void rtl8139_tx_timeout_task (void *_data)
 {
+	struct net_device *dev = _data;
 	struct rtl8139_private *tp = netdev_priv(dev);
 	void __iomem *ioaddr = tp->mmio_addr;
 	int i;
 	u8 tmp8;
-	unsigned long flags;
 
 	printk (KERN_DEBUG "%s: Transmit timeout, status %2.2x %4.4x %4.4x "
 		"media %2.2x.\n", dev->name, RTL_R8 (ChipCmd),
@@ -1670,23 +1673,34 @@ static void rtl8139_tx_timeout (struct net_device *dev)
 	if (tmp8 & CmdTxEnb)
 		RTL_W8 (ChipCmd, CmdRxEnb);
 
-	spin_lock(&tp->rx_lock);
+	spin_lock_bh(&tp->rx_lock);
 	/* Disable interrupts by clearing the interrupt mask. */
 	RTL_W16 (IntrMask, 0x0000);
 
 	/* Stop a shared interrupt from scavenging while we are. */
-	spin_lock_irqsave (&tp->lock, flags);
+	spin_lock_irq(&tp->lock);
 	rtl8139_tx_clear (tp);
-	spin_unlock_irqrestore (&tp->lock, flags);
+	spin_unlock_irq(&tp->lock);
 
 	/* ...and finally, reset everything */
 	if (netif_running(dev)) {
 		rtl8139_hw_start (dev);
 		netif_wake_queue (dev);
 	}
-	spin_unlock(&tp->rx_lock);
+	spin_unlock_bh(&tp->rx_lock);
 }
 
+static void rtl8139_tx_timeout (struct net_device *dev)
+{
+	struct rtl8139_private *tp = netdev_priv(dev);
+
+	if (!tp->have_thread) {
+		INIT_WORK(&tp->thread, rtl8139_tx_timeout_task, dev);
+		schedule_delayed_work(&tp->thread, next_tick);
+	} else
+		tp->watchdog_fired = 1;
+
+}
 
 static int rtl8139_start_xmit (struct sk_buff *skb, struct net_device *dev)
 {

diff --git a/trunk/drivers/net/bonding/bond_main.c b/trunk/drivers/net/bonding/bond_main.c
@@ -1145,7 +1145,8 @@ int bond_sethwaddr(struct net_device *bond_dev, struct net_device *slave_dev)
 }
 
 #define BOND_INTERSECT_FEATURES \
-	(NETIF_F_SG|NETIF_F_IP_CSUM|NETIF_F_NO_CSUM|NETIF_F_HW_CSUM)
+	(NETIF_F_SG|NETIF_F_IP_CSUM|NETIF_F_NO_CSUM|NETIF_F_HW_CSUM|\
+	NETIF_F_TSO|NETIF_F_UFO)
 
 /* 
  * Compute the common dev->feature set available to all slaves.  Some
@@ -1168,6 +1169,16 @@ static int bond_compute_features(struct bonding *bond)
 			  NETIF_F_HW_CSUM)))
 		features &= ~NETIF_F_SG;
 
+	/* 
+	 * features will include NETIF_F_TSO (NETIF_F_UFO) iff all 
+	 * slave devices support NETIF_F_TSO (NETIF_F_UFO), which 
+	 * implies that all slaves also support scatter-gather 
+	 * (NETIF_F_SG), which implies that features also includes 
+	 * NETIF_F_SG. So no need to check whether we have an  
+	 * illegal combination of NETIF_F_{TSO,UFO} and 
+	 * !NETIF_F_SG 
+	 */
+
 	features |= (bond_dev->features & ~BOND_INTERSECT_FEATURES);
 	bond_dev->features = features;
 
@@ -4080,6 +4091,8 @@ static void bond_ethtool_get_drvinfo(struct net_device *bond_dev,
 
 static struct ethtool_ops bond_ethtool_ops = {
 	.get_tx_csum		= ethtool_op_get_tx_csum,
+	.get_tso		= ethtool_op_get_tso,
+	.get_ufo		= ethtool_op_get_ufo,
 	.get_sg			= ethtool_op_get_sg,
 	.get_drvinfo		= bond_ethtool_get_drvinfo,
 };

diff --git a/trunk/drivers/net/bonding/bond_sysfs.c b/trunk/drivers/net/bonding/bond_sysfs.c
@@ -260,7 +260,7 @@ static ssize_t bonding_store_slaves(struct class_device *cd, const char *buffer,
 	char *ifname;
 	int i, res, found, ret = count;
 	struct slave *slave;
-	struct net_device *dev = 0;
+	struct net_device *dev = NULL;
 	struct bonding *bond = to_bond(cd);
 
 	/* Quick sanity check -- is the bond interface up? */
@@ -995,7 +995,7 @@ static ssize_t bonding_store_primary(struct class_device *cd, const char *buf, s
 			printk(KERN_INFO DRV_NAME
 			       ": %s: Setting primary slave to None.\n",
 			       bond->dev->name);
-			bond->primary_slave = 0;
+			bond->primary_slave = NULL;
 				bond_select_active_slave(bond);
 		} else {
 			printk(KERN_INFO DRV_NAME
@@ -1123,7 +1123,7 @@ static ssize_t bonding_store_active_slave(struct class_device *cd, const char *b
 			printk(KERN_INFO DRV_NAME
 			       ": %s: Setting active slave to None.\n",
 			       bond->dev->name);
-			bond->primary_slave = 0;
+			bond->primary_slave = NULL;
 				bond_select_active_slave(bond);
 		} else {
 			printk(KERN_INFO DRV_NAME

diff --git a/trunk/drivers/net/e100.c b/trunk/drivers/net/e100.c
@@ -2752,8 +2752,6 @@ static int e100_resume(struct pci_dev *pdev)
 	retval = pci_enable_wake(pdev, 0, 0);
 	if (retval)
 		DPRINTK(PROBE,ERR, "Error clearing wake events\n");
-	if(e100_hw_init(nic))
-		DPRINTK(HW, ERR, "e100_hw_init failed\n");
 
 	netif_device_attach(netdev);
 	if(netif_running(netdev))

diff --git a/trunk/drivers/net/gianfar.c b/trunk/drivers/net/gianfar.c
@@ -199,8 +199,7 @@ static int gfar_probe(struct platform_device *pdev)
 
 	/* get a pointer to the register memory */
 	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = (struct gfar *)
-		ioremap(r->start, sizeof (struct gfar));
+	priv->regs = ioremap(r->start, sizeof (struct gfar));
 
 	if (NULL == priv->regs) {
 		err = -ENOMEM;
@@ -369,7 +368,7 @@ static int gfar_probe(struct platform_device *pdev)
 	return 0;
 
 register_fail:
-	iounmap((void *) priv->regs);
+	iounmap(priv->regs);
 regs_fail:
 	free_netdev(dev);
 	return err;
@@ -382,7 +381,7 @@ static int gfar_remove(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, NULL);
 
-	iounmap((void *) priv->regs);
+	iounmap(priv->regs);
 	free_netdev(dev);
 
 	return 0;
@@ -454,8 +453,7 @@ static void init_registers(struct net_device *dev)
 
 	/* Zero out the rmon mib registers if it has them */
 	if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON) {
-		memset((void *) &(priv->regs->rmon), 0,
-		       sizeof (struct rmon_mib));
+		memset_io(&(priv->regs->rmon), 0, sizeof (struct rmon_mib));
 
 		/* Mask off the CAM interrupts */
 		gfar_write(&priv->regs->rmon.cam1, 0xffffffff);
@@ -477,7 +475,7 @@ static void init_registers(struct net_device *dev)
 void gfar_halt(struct net_device *dev)
 {
 	struct gfar_private *priv = netdev_priv(dev);
-	struct gfar *regs = priv->regs;
+	struct gfar __iomem *regs = priv->regs;
 	u32 tempval;
 
 	/* Mask all interrupts */
@@ -507,7 +505,7 @@ void gfar_halt(struct net_device *dev)
 void stop_gfar(struct net_device *dev)
 {
 	struct gfar_private *priv = netdev_priv(dev);
-	struct gfar *regs = priv->regs;
+	struct gfar __iomem *regs = priv->regs;
 	unsigned long flags;
 
 	phy_stop(priv->phydev);
@@ -590,7 +588,7 @@ static void free_skb_resources(struct gfar_private *priv)
 void gfar_start(struct net_device *dev)
 {
 	struct gfar_private *priv = netdev_priv(dev);
-	struct gfar *regs = priv->regs;
+	struct gfar __iomem *regs = priv->regs;
 	u32 tempval;
 
 	/* Enable Rx and Tx in MACCFG1 */
@@ -624,7 +622,7 @@ int startup_gfar(struct net_device *dev)
 	unsigned long vaddr;
 	int i;
 	struct gfar_private *priv = netdev_priv(dev);
-	struct gfar *regs = priv->regs;
+	struct gfar __iomem *regs = priv->regs;
 	int err = 0;
 	u32 rctrl = 0;
 	u32 attrs = 0;
@@ -1622,7 +1620,7 @@ static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 static void adjust_link(struct net_device *dev)
 {
 	struct gfar_private *priv = netdev_priv(dev);
-	struct gfar *regs = priv->regs;
+	struct gfar __iomem *regs = priv->regs;
 	unsigned long flags;
 	struct phy_device *phydev = priv->phydev;
 	int new_state = 0;
@@ -1703,7 +1701,7 @@ static void gfar_set_multi(struct net_device *dev)
 {
 	struct dev_mc_list *mc_ptr;
 	struct gfar_private *priv = netdev_priv(dev);
-	struct gfar *regs = priv->regs;
+	struct gfar __iomem *regs = priv->regs;
 	u32 tempval;
 
 	if(dev->flags & IFF_PROMISC) {
@@ -1842,7 +1840,7 @@ static void gfar_set_mac_for_addr(struct net_device *dev, int num, u8 *addr)
 	int idx;
 	char tmpbuf[MAC_ADDR_LEN];
 	u32 tempval;
-	u32 *macptr = &priv->regs->macstnaddr1;
+	u32 __iomem *macptr = &priv->regs->macstnaddr1;
 
 	macptr += num*2;
 

diff --git a/trunk/drivers/net/gianfar.h b/trunk/drivers/net/gianfar.h
@@ -682,8 +682,8 @@ struct gfar_private {
 	struct rxbd8 *cur_rx;           /* Next free rx ring entry */
 	struct txbd8 *cur_tx;	        /* Next free ring entry */
 	struct txbd8 *dirty_tx;		/* The Ring entry to be freed. */
-	struct gfar *regs;	/* Pointer to the GFAR memory mapped Registers */
-	u32 *hash_regs[16];
+	struct gfar __iomem *regs;	/* Pointer to the GFAR memory mapped Registers */
+	u32 __iomem *hash_regs[16];
 	int hash_width;
 	struct net_device_stats stats; /* linux network statistics */
 	struct gfar_extra_stats extra_stats;
@@ -718,14 +718,14 @@ struct gfar_private {
 	uint32_t msg_enable;
 };
 
-static inline u32 gfar_read(volatile unsigned *addr)
+static inline u32 gfar_read(volatile unsigned __iomem *addr)
 {
 	u32 val;
 	val = in_be32(addr);
 	return val;
 }
 
-static inline void gfar_write(volatile unsigned *addr, u32 val)
+static inline void gfar_write(volatile unsigned __iomem *addr, u32 val)
 {
 	out_be32(addr, val);
 }

diff --git a/trunk/drivers/net/gianfar_ethtool.c b/trunk/drivers/net/gianfar_ethtool.c
@@ -144,11 +144,11 @@ static void gfar_fill_stats(struct net_device *dev, struct ethtool_stats *dummy,
 	u64 *extra = (u64 *) & priv->extra_stats;
 
 	if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON) {
-		u32 *rmon = (u32 *) & priv->regs->rmon;
+		u32 __iomem *rmon = (u32 __iomem *) & priv->regs->rmon;
 		struct gfar_stats *stats = (struct gfar_stats *) buf;
 
 		for (i = 0; i < GFAR_RMON_LEN; i++)
-			stats->rmon[i] = (u64) (rmon[i]);
+			stats->rmon[i] = (u64) gfar_read(&rmon[i]);
 
 		for (i = 0; i < GFAR_EXTRA_STATS_LEN; i++)
 			stats->extra[i] = extra[i];
@@ -221,11 +221,11 @@ static void gfar_get_regs(struct net_device *dev, struct ethtool_regs *regs, voi
 {
 	int i;
 	struct gfar_private *priv = netdev_priv(dev);
-	u32 *theregs = (u32 *) priv->regs;
+	u32 __iomem *theregs = (u32 __iomem *) priv->regs;
 	u32 *buf = (u32 *) regbuf;
 
 	for (i = 0; i < sizeof (struct gfar) / sizeof (u32); i++)
-		buf[i] = theregs[i];
+		buf[i] = gfar_read(&theregs[i]);
 }
 
 /* Convert microseconds to ethernet clock ticks, which changes