Merge branch 'from-linus' into upstream

15 files changed, 503 insertions, 202 deletions

diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index add8dc4aa7b0..c99e87838f92 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -3768,6 +3768,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
                         ps_page->ps_page[j] = NULL;
                         skb->len += length;
                         skb->data_len += length;
+                        skb->truesize += length;
                 }
 
 copydone:
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 7627a75f4f7c..f7235c9bc421 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -105,6 +105,8 @@
  *      0.50: 20 Jan 2006: Add 8021pq tagging support.
  *      0.51: 20 Jan 2006: Add 64bit consistent memory allocation for rings.
  *      0.52: 20 Jan 2006: Add MSI/MSIX support.
+ *      0.53: 19 Mar 2006: Fix init from low power mode and add hw reset.
+ *      0.54: 21 Mar 2006: Fix spin locks for multi irqs and cleanup.
  *
  * Known bugs:
  * We suspect that on some hardware no TX done interrupts are generated.
@@ -116,7 +118,7 @@
  * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few
  * superfluous timer interrupts from the nic.
  */
-#define FORCEDETH_VERSION               "0.52"
+#define FORCEDETH_VERSION               "0.54"
 #define DRV_NAME                        "forcedeth"
 
 #include <linux/module.h>
@@ -160,6 +162,7 @@
 #define DEV_HAS_VLAN            0x0020  /* device supports vlan tagging and striping */
 #define DEV_HAS_MSI             0x0040  /* device supports MSI */
 #define DEV_HAS_MSI_X           0x0080  /* device supports MSI-X */
+#define DEV_HAS_POWER_CNTRL     0x0100  /* device supports power savings */
 
 enum {
         NvRegIrqStatus = 0x000,
@@ -203,6 +206,8 @@ enum {
 #define NVREG_MISC1_HD          0x02
 #define NVREG_MISC1_FORCE       0x3b0f3c
 
+        NvRegMacReset = 0x3c,
+#define NVREG_MAC_RESET_ASSERT  0x0F3
         NvRegTransmitterControl = 0x084,
 #define NVREG_XMITCTL_START     0x01
         NvRegTransmitterStatus = 0x088,
@@ -326,6 +331,10 @@ enum {
         NvRegMSIXMap0 = 0x3e0,
         NvRegMSIXMap1 = 0x3e4,
         NvRegMSIXIrqStatus = 0x3f0,
+
+        NvRegPowerState2 = 0x600,
+#define NVREG_POWERSTATE2_POWERUP_MASK          0x0F11
+#define NVREG_POWERSTATE2_POWERUP_REV_A3        0x0001
 };
 
 /* Big endian: should work, but is untested */
@@ -414,7 +423,8 @@ typedef union _ring_type {
 #define NV_RX3_VLAN_TAG_MASK    (0x0000FFFF)
 
 /* Miscelaneous hardware related defines: */
-#define NV_PCI_REGSZ            0x270
+#define NV_PCI_REGSZ_VER1       0x270
+#define NV_PCI_REGSZ_VER2       0x604
 
 /* various timeout delays: all in usec */
 #define NV_TXRX_RESET_DELAY     4
@@ -431,6 +441,7 @@ typedef union _ring_type {
 #define NV_MIIBUSY_DELAY        50
 #define NV_MIIPHY_DELAY 10
 #define NV_MIIPHY_DELAYMAX      10000
+#define NV_MAC_RESET_DELAY      64
 
 #define NV_WAKEUPPATTERNS       5
 #define NV_WAKEUPMASKENTRIES    4
@@ -552,6 +563,8 @@ struct fe_priv {
         u32 desc_ver;
         u32 txrxctl_bits;
         u32 vlanctl_bits;
+        u32 driver_data;
+        u32 register_size;
 
         void __iomem *base;
 
@@ -698,6 +711,72 @@ static void setup_hw_rings(struct net_device *dev, int rxtx_flags)
         }
 }
 
+static int using_multi_irqs(struct net_device *dev)
+{
+        struct fe_priv *np = get_nvpriv(dev);
+
+        if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
+            ((np->msi_flags & NV_MSI_X_ENABLED) &&
+             ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1)))
+                return 0;
+        else
+                return 1;
+}
+
+static void nv_enable_irq(struct net_device *dev)
+{
+        struct fe_priv *np = get_nvpriv(dev);
+
+        if (!using_multi_irqs(dev)) {
+                if (np->msi_flags & NV_MSI_X_ENABLED)
+                        enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
+                else
+                        enable_irq(dev->irq);
+        } else {
+                enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
+                enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
+                enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
+        }
+}
+
+static void nv_disable_irq(struct net_device *dev)
+{
+        struct fe_priv *np = get_nvpriv(dev);
+
+        if (!using_multi_irqs(dev)) {
+                if (np->msi_flags & NV_MSI_X_ENABLED)
+                        disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
+                else
+                        disable_irq(dev->irq);
+        } else {
+                disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
+                disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
+                disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
+        }
+}
+
+/* In MSIX mode, a write to irqmask behaves as XOR */
+static void nv_enable_hw_interrupts(struct net_device *dev, u32 mask)
+{
+        u8 __iomem *base = get_hwbase(dev);
+
+        writel(mask, base + NvRegIrqMask);
+}
+
+static void nv_disable_hw_interrupts(struct net_device *dev, u32 mask)
+{
+        struct fe_priv *np = get_nvpriv(dev);
+        u8 __iomem *base = get_hwbase(dev);
+
+        if (np->msi_flags & NV_MSI_X_ENABLED) {
+                writel(mask, base + NvRegIrqMask);
+        } else {
+                if (np->msi_flags & NV_MSI_ENABLED)
+                        writel(0, base + NvRegMSIIrqMask);
+                writel(0, base + NvRegIrqMask);
+        }
+}
+
 #define MII_READ        (-1)
 /* mii_rw: read/write a register on the PHY.
  *
@@ -919,6 +998,24 @@ static void nv_txrx_reset(struct net_device *dev)
         pci_push(base);
 }
 
+static void nv_mac_reset(struct net_device *dev)
+{
+        struct fe_priv *np = netdev_priv(dev);
+        u8 __iomem *base = get_hwbase(dev);
+
+        dprintk(KERN_DEBUG "%s: nv_mac_reset\n", dev->name);
+        writel(NVREG_TXRXCTL_BIT2 | NVREG_TXRXCTL_RESET | np->txrxctl_bits, base + NvRegTxRxControl);
+        pci_push(base);
+        writel(NVREG_MAC_RESET_ASSERT, base + NvRegMacReset);
+        pci_push(base);
+        udelay(NV_MAC_RESET_DELAY);
+        writel(0, base + NvRegMacReset);
+        pci_push(base);
+        udelay(NV_MAC_RESET_DELAY);
+        writel(NVREG_TXRXCTL_BIT2 | np->txrxctl_bits, base + NvRegTxRxControl);
+        pci_push(base);
+}
+
 /*
  * nv_get_stats: dev->get_stats function
  * Get latest stats value from the nic.
@@ -989,24 +1086,25 @@ static void nv_do_rx_refill(unsigned long data)
         struct net_device *dev = (struct net_device *) data;
         struct fe_priv *np = netdev_priv(dev);
 
-
-        if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
-            ((np->msi_flags & NV_MSI_X_ENABLED) && 
-             ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
-                disable_irq(dev->irq);
+        if (!using_multi_irqs(dev)) {
+                if (np->msi_flags & NV_MSI_X_ENABLED)
+                        disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
+                else
+                        disable_irq(dev->irq);
         } else {
                 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
         }
         if (nv_alloc_rx(dev)) {
-                spin_lock(&np->lock);
+                spin_lock_irq(&np->lock);
                 if (!np->in_shutdown)
                         mod_timer(&np->oom_kick, jiffies + OOM_REFILL);
-                spin_unlock(&np->lock);
+                spin_unlock_irq(&np->lock);
         }
-        if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
-            ((np->msi_flags & NV_MSI_X_ENABLED) && 
-             ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
-                enable_irq(dev->irq);
+        if (!using_multi_irqs(dev)) {
+                if (np->msi_flags & NV_MSI_X_ENABLED)
+                        enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
+                else
+                        enable_irq(dev->irq);
         } else {
                 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
         }
@@ -1331,7 +1429,7 @@ static void nv_tx_timeout(struct net_device *dev)
                                 dev->name, (unsigned long)np->ring_addr,
                                 np->next_tx, np->nic_tx);
                 printk(KERN_INFO "%s: Dumping tx registers\n", dev->name);
-                for (i=0;i<0x400;i+= 32) {
+                for (i=0;i<=np->register_size;i+= 32) {
                         printk(KERN_INFO "%3x: %08x %08x %08x %08x %08x %08x %08x %08x\n",
                                         i,
                                         readl(base + i + 0), readl(base + i + 4),
@@ -1638,15 +1736,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu)
                  * guessed, there is probably a simpler approach.
                  * Changing the MTU is a rare event, it shouldn't matter.
                  */
-                if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
-                    ((np->msi_flags & NV_MSI_X_ENABLED) && 
-                     ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
-                        disable_irq(dev->irq);
-                } else {
-                        disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
-                        disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
-                        disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
-                }
+                nv_disable_irq(dev);
                 spin_lock_bh(&dev->xmit_lock);
                 spin_lock(&np->lock);
                 /* stop engines */
@@ -1679,15 +1769,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu)
                 nv_start_tx(dev);
                 spin_unlock(&np->lock);
                 spin_unlock_bh(&dev->xmit_lock);
-                if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
-                    ((np->msi_flags & NV_MSI_X_ENABLED) && 
-                     ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
-                        enable_irq(dev->irq);
-                } else {
-                        enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
-                        enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
-                        enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
-                }
+                nv_enable_irq(dev);
         }
         return 0;
 }
@@ -2078,16 +2160,16 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs)
                 if (!(events & np->irqmask))
                         break;
 
-                spin_lock(&np->lock);
+                spin_lock_irq(&np->lock);
                 nv_tx_done(dev);
-                spin_unlock(&np->lock);
+                spin_unlock_irq(&np->lock);
                 
                 if (events & (NVREG_IRQ_TX_ERR)) {
                         dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n",
                                                 dev->name, events);
                 }
                 if (i > max_interrupt_work) {
-                        spin_lock(&np->lock);
+                        spin_lock_irq(&np->lock);
                         /* disable interrupts on the nic */
                         writel(NVREG_IRQ_TX_ALL, base + NvRegIrqMask);
                         pci_push(base);
@@ -2097,7 +2179,7 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs)
                                 mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
                         }
                         printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i);
-                        spin_unlock(&np->lock);
+                        spin_unlock_irq(&np->lock);
                         break;
                 }
 
@@ -2127,14 +2209,14 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
                 
                 nv_rx_process(dev);
                 if (nv_alloc_rx(dev)) {
-                        spin_lock(&np->lock);
+                        spin_lock_irq(&np->lock);
                         if (!np->in_shutdown)
                                 mod_timer(&np->oom_kick, jiffies + OOM_REFILL);
-                        spin_unlock(&np->lock);
+                        spin_unlock_irq(&np->lock);
                 }
                 
                 if (i > max_interrupt_work) {
-                        spin_lock(&np->lock);
+                        spin_lock_irq(&np->lock);
                         /* disable interrupts on the nic */
                         writel(NVREG_IRQ_RX_ALL, base + NvRegIrqMask);
                         pci_push(base);
@@ -2144,7 +2226,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
                                 mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
                         }
                         printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i);
-                        spin_unlock(&np->lock);
+                        spin_unlock_irq(&np->lock);
                         break;
                 }
 
@@ -2173,14 +2255,14 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
                         break;
                 
                 if (events & NVREG_IRQ_LINK) {
-                        spin_lock(&np->lock);
+                        spin_lock_irq(&np->lock);
                         nv_link_irq(dev);
-                        spin_unlock(&np->lock);
+                        spin_unlock_irq(&np->lock);
                 }
                 if (np->need_linktimer && time_after(jiffies, np->link_timeout)) {
-                        spin_lock(&np->lock);
+                        spin_lock_irq(&np->lock);
                         nv_linkchange(dev);
-                        spin_unlock(&np->lock);
+                        spin_unlock_irq(&np->lock);
                         np->link_timeout = jiffies + LINK_TIMEOUT;
                 }
                 if (events & (NVREG_IRQ_UNKNOWN)) {
@@ -2188,7 +2270,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
                                                 dev->name, events);
                 }
                 if (i > max_interrupt_work) {
-                        spin_lock(&np->lock);
+                        spin_lock_irq(&np->lock);
                         /* disable interrupts on the nic */
                         writel(NVREG_IRQ_OTHER, base + NvRegIrqMask);
                         pci_push(base);
@@ -2198,7 +2280,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
                                 mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
                         }
                         printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i);
-                        spin_unlock(&np->lock);
+                        spin_unlock_irq(&np->lock);
                         break;
                 }
 
@@ -2221,10 +2303,11 @@ static void nv_do_nic_poll(unsigned long data)
          * nv_nic_irq because that may decide to do otherwise
          */
 
-        if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
-            ((np->msi_flags & NV_MSI_X_ENABLED) && 
-             ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
-                disable_irq(dev->irq);
+        if (!using_multi_irqs(dev)) {
+                if (np->msi_flags & NV_MSI_X_ENABLED)
+                        disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
+                else
+                        disable_irq(dev->irq);
                 mask = np->irqmask;
         } else {
                 if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) {
@@ -2247,11 +2330,12 @@ static void nv_do_nic_poll(unsigned long data)
         writel(mask, base + NvRegIrqMask);
         pci_push(base);
 
-        if (!(np->msi_flags & NV_MSI_X_ENABLED) || 
-            ((np->msi_flags & NV_MSI_X_ENABLED) && 
-             ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
+        if (!using_multi_irqs(dev)) {
                 nv_nic_irq((int) 0, (void *) data, (struct pt_regs *) NULL);
-                enable_irq(dev->irq);
+                if (np->msi_flags & NV_MSI_X_ENABLED)
+                        enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
+                else
+                        enable_irq(dev->irq);
         } else {
                 if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) {
                         nv_nic_irq_rx((int) 0, (void *) data, (struct pt_regs *) NULL);
@@ -2488,11 +2572,11 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 }
 
 #define FORCEDETH_REGS_VER      1
-#define FORCEDETH_REGS_SIZE     0x400 /* 256 32-bit registers */
 
 static int nv_get_regs_len(struct net_device *dev)
 {
-        return FORCEDETH_REGS_SIZE;
+        struct fe_priv *np = netdev_priv(dev);
+        return np->register_size;
 }
 
 static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *buf)
@@ -2504,7 +2588,7 @@ static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void
 
         regs->version = FORCEDETH_REGS_VER;
         spin_lock_irq(&np->lock);
-        for (i=0;i<FORCEDETH_REGS_SIZE/sizeof(u32);i++)
+        for (i = 0;i <= np->register_size/sizeof(u32); i++)
                 rbuf[i] = readl(base + i*sizeof(u32));
         spin_unlock_irq(&np->lock);
 }
@@ -2598,6 +2682,113 @@ static void set_msix_vector_map(struct net_device *dev, u32 vector, u32 irqmask)
         writel(readl(base + NvRegMSIXMap1) | msixmap, base + NvRegMSIXMap1);
 }
 
+static int nv_request_irq(struct net_device *dev)
+{
+        struct fe_priv *np = get_nvpriv(dev);
+        u8 __iomem *base = get_hwbase(dev);
+        int ret = 1;
+        int i;
+
+        if (np->msi_flags & NV_MSI_X_CAPABLE) {
+                for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
+                        np->msi_x_entry[i].entry = i;
+                }
+                if ((ret = pci_enable_msix(np->pci_dev, np->msi_x_entry, (np->msi_flags & NV_MSI_X_VECTORS_MASK))) == 0) {
+                        np->msi_flags |= NV_MSI_X_ENABLED;
+                        if (optimization_mode == NV_OPTIMIZATION_MODE_THROUGHPUT) {
+                                /* Request irq for rx handling */
+                                if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, &nv_nic_irq_rx, SA_SHIRQ, dev->name, dev) != 0) {
+                                        printk(KERN_INFO "forcedeth: request_irq failed for rx %d\n", ret);
+                                        pci_disable_msix(np->pci_dev);
+                                        np->msi_flags &= ~NV_MSI_X_ENABLED;
+                                        goto out_err;
+                                }
+                                /* Request irq for tx handling */
+                                if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, &nv_nic_irq_tx, SA_SHIRQ, dev->name, dev) != 0) {
+                                        printk(KERN_INFO "forcedeth: request_irq failed for tx %d\n", ret);
+                                        pci_disable_msix(np->pci_dev);
+                                        np->msi_flags &= ~NV_MSI_X_ENABLED;
+                                        goto out_free_rx;
+                                }
+                                /* Request irq for link and timer handling */
+                                if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector, &nv_nic_irq_other, SA_SHIRQ, dev->name, dev) != 0) {
+                                        printk(KERN_INFO "forcedeth: request_irq failed for link %d\n", ret);
+                                        pci_disable_msix(np->pci_dev);
+                                        np->msi_flags &= ~NV_MSI_X_ENABLED;
+                                        goto out_free_tx;
+                                }
+                                /* map interrupts to their respective vector */
+                                writel(0, base + NvRegMSIXMap0);
+                                writel(0, base + NvRegMSIXMap1);
+                                set_msix_vector_map(dev, NV_MSI_X_VECTOR_RX, NVREG_IRQ_RX_ALL);
+                                set_msix_vector_map(dev, NV_MSI_X_VECTOR_TX, NVREG_IRQ_TX_ALL);
+                                set_msix_vector_map(dev, NV_MSI_X_VECTOR_OTHER, NVREG_IRQ_OTHER);
+                        } else {
+                                /* Request irq for all interrupts */
+                                if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) {
+                                        printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret);
+                                        pci_disable_msix(np->pci_dev);
+                                        np->msi_flags &= ~NV_MSI_X_ENABLED;
+                                        goto out_err;
+                                }
+
+                                /* map interrupts to vector 0 */
+                                writel(0, base + NvRegMSIXMap0);
+                                writel(0, base + NvRegMSIXMap1);
+                        }
+                }
+        }
+        if (ret != 0 && np->msi_flags & NV_MSI_CAPABLE) {
+                if ((ret = pci_enable_msi(np->pci_dev)) == 0) {
+                        np->msi_flags |= NV_MSI_ENABLED;
+                        if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) {
+                                printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret);
+                                pci_disable_msi(np->pci_dev);
+                                np->msi_flags &= ~NV_MSI_ENABLED;
+                                goto out_err;
+                        }
+
+                        /* map interrupts to vector 0 */
+                        writel(0, base + NvRegMSIMap0);
+                        writel(0, base + NvRegMSIMap1);
+                        /* enable msi vector 0 */
+                        writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask);
+                }
+        }
+        if (ret != 0) {
+                if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0)
+                        goto out_err;
+        }
+
+        return 0;
+out_free_tx:
+        free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, dev);
+out_free_rx:
+        free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, dev);
+out_err:
+        return 1;
+}
+
+static void nv_free_irq(struct net_device *dev)
+{
+        struct fe_priv *np = get_nvpriv(dev);
+        int i;
+
+        if (np->msi_flags & NV_MSI_X_ENABLED) {
+                for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
+                        free_irq(np->msi_x_entry[i].vector, dev);
+                }
+                pci_disable_msix(np->pci_dev);
+                np->msi_flags &= ~NV_MSI_X_ENABLED;
+        } else {
+                free_irq(np->pci_dev->irq, dev);
+                if (np->msi_flags & NV_MSI_ENABLED) {
+                        pci_disable_msi(np->pci_dev);
+                        np->msi_flags &= ~NV_MSI_ENABLED;
+                }
+        }
+}
+
 static int nv_open(struct net_device *dev)
 {
         struct fe_priv *np = netdev_priv(dev);
@@ -2608,6 +2799,8 @@ static int nv_open(struct net_device *dev)
         dprintk(KERN_DEBUG "nv_open: begin\n");
 
         /* 1) erase previous misconfiguration */
+        if (np->driver_data & DEV_HAS_POWER_CNTRL)
+                nv_mac_reset(dev);
         /* 4.1-1: stop adapter: ignored, 4.3 seems to be overkill */
         writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA);
         writel(0, base + NvRegMulticastAddrB);
@@ -2688,12 +2881,16 @@ static int nv_open(struct net_device *dev)
         udelay(10);
         writel(readl(base + NvRegPowerState) | NVREG_POWERSTATE_VALID, base + NvRegPowerState);
 
-        writel(0, base + NvRegIrqMask);
+        nv_disable_hw_interrupts(dev, np->irqmask);
         pci_push(base);
         writel(NVREG_MIISTAT_MASK2, base + NvRegMIIStatus);
         writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus);
         pci_push(base);
 
+        if (nv_request_irq(dev)) {
+                goto out_drain;
+        }
+
         if (np->msi_flags & NV_MSI_X_CAPABLE) {
                 for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
                         np->msi_x_entry[i].entry = i;
@@ -2767,7 +2964,7 @@ static int nv_open(struct net_device *dev)
         }
 
         /* ask for interrupts */
-        writel(np->irqmask, base + NvRegIrqMask);
+        nv_enable_hw_interrupts(dev, np->irqmask);
 
         spin_lock_irq(&np->lock);
         writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA);
@@ -2811,7 +3008,6 @@ static int nv_close(struct net_device *dev)
 {
         struct fe_priv *np = netdev_priv(dev);
         u8 __iomem *base;
-        int i;
 
         spin_lock_irq(&np->lock);
         np->in_shutdown = 1;
@@ -2829,31 +3025,13 @@ static int nv_close(struct net_device *dev)
 
         /* disable interrupts on the nic or we will lock up */
         base = get_hwbase(dev);
-        if (np->msi_flags & NV_MSI_X_ENABLED) {
-                writel(np->irqmask, base + NvRegIrqMask);
-        } else {
-                if (np->msi_flags & NV_MSI_ENABLED)
-                        writel(0, base + NvRegMSIIrqMask);
-                writel(0, base + NvRegIrqMask);
-        }
+        nv_disable_hw_interrupts(dev, np->irqmask);
         pci_push(base);
         dprintk(KERN_INFO "%s: Irqmask is zero again\n", dev->name);
 
         spin_unlock_irq(&np->lock);
 
-        if (np->msi_flags & NV_MSI_X_ENABLED) {
-                for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
-                        free_irq(np->msi_x_entry[i].vector, dev);
-                }
-                pci_disable_msix(np->pci_dev);
-                np->msi_flags &= ~NV_MSI_X_ENABLED;
-        } else {
-                free_irq(np->pci_dev->irq, dev);
-                if (np->msi_flags & NV_MSI_ENABLED) {
-                        pci_disable_msi(np->pci_dev);
-                        np->msi_flags &= ~NV_MSI_ENABLED;
-                }
-        }
+        nv_free_irq(dev);
 
         drain_ring(dev);
 
@@ -2878,6 +3056,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
         unsigned long addr;
         u8 __iomem *base;
         int err, i;
+        u32 powerstate;
 
         dev = alloc_etherdev(sizeof(struct fe_priv));
         err = -ENOMEM;
@@ -2910,6 +3089,11 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
         if (err < 0)
                 goto out_disable;
 
+        if (id->driver_data & (DEV_HAS_VLAN|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL))
+                np->register_size = NV_PCI_REGSZ_VER2;
+        else
+                np->register_size = NV_PCI_REGSZ_VER1;
+
         err = -EINVAL;
         addr = 0;
         for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
@@ -2918,7 +3102,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
                                 pci_resource_len(pci_dev, i),
                                 pci_resource_flags(pci_dev, i));
                 if (pci_resource_flags(pci_dev, i) & IORESOURCE_MEM &&
-                                pci_resource_len(pci_dev, i) >= NV_PCI_REGSZ) {
+                                pci_resource_len(pci_dev, i) >= np->register_size) {
                         addr = pci_resource_start(pci_dev, i);
                         break;
                 }
@@ -2929,24 +3113,25 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
                 goto out_relreg;
         }
 
+        /* copy of driver data */
+        np->driver_data = id->driver_data;
+
         /* handle different descriptor versions */
         if (id->driver_data & DEV_HAS_HIGH_DMA) {
                 /* packet format 3: supports 40-bit addressing */
                 np->desc_ver = DESC_VER_3;
+                np->txrxctl_bits = NVREG_TXRXCTL_DESC_3;
                 if (pci_set_dma_mask(pci_dev, DMA_39BIT_MASK)) {
                         printk(KERN_INFO "forcedeth: 64-bit DMA failed, using 32-bit addressing for device %s.\n",
                                         pci_name(pci_dev));
                 } else {
-                        if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) {
-                                printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n",
-                                        pci_name(pci_dev));
-                                goto out_relreg;
-                        } else {
-                                dev->features |= NETIF_F_HIGHDMA;
-                                printk(KERN_INFO "forcedeth: using HIGHDMA\n");
-                        }
+                        dev->features |= NETIF_F_HIGHDMA;
+                        printk(KERN_INFO "forcedeth: using HIGHDMA\n");
+                }
+                if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) {
+                        printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n",
+                               pci_name(pci_dev));
                 }
-                np->txrxctl_bits = NVREG_TXRXCTL_DESC_3;
         } else if (id->driver_data & DEV_HAS_LARGEDESC) {
                 /* packet format 2: supports jumbo frames */
                 np->desc_ver = DESC_VER_2;
@@ -2986,7 +3171,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
         }
 
         err = -ENOMEM;
-        np->base = ioremap(addr, NV_PCI_REGSZ);
+        np->base = ioremap(addr, np->register_size);
         if (!np->base)
                 goto out_relreg;
         dev->base_addr = (unsigned long)np->base;
@@ -3062,6 +3247,20 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
         writel(0, base + NvRegWakeUpFlags);
         np->wolenabled = 0;
 
+        if (id->driver_data & DEV_HAS_POWER_CNTRL) {
+                u8 revision_id;
+                pci_read_config_byte(pci_dev, PCI_REVISION_ID, &revision_id);
+
+                /* take phy and nic out of low power mode */
+                powerstate = readl(base + NvRegPowerState2);
+                powerstate &= ~NVREG_POWERSTATE2_POWERUP_MASK;
+                if ((id->device == PCI_DEVICE_ID_NVIDIA_NVENET_12 ||
+                     id->device == PCI_DEVICE_ID_NVIDIA_NVENET_13) &&
+                    revision_id >= 0xA3)
+                        powerstate |= NVREG_POWERSTATE2_POWERUP_REV_A3;
+                writel(powerstate, base + NvRegPowerState2);
+        }
+
         if (np->desc_ver == DESC_VER_1) {
                 np->tx_flags = NV_TX_VALID;
         } else {
@@ -3223,19 +3422,19 @@ static struct pci_device_id pci_tbl[] = {
         },
         {       /* MCP51 Ethernet Controller */
                 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_12),
-                .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA,
+                .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL,
         },
         {       /* MCP51 Ethernet Controller */
                 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_13),
-                .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA,
+                .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL,
         },
         {       /* MCP55 Ethernet Controller */
                 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_14),
-                .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X,
+                .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL,
         },
         {       /* MCP55 Ethernet Controller */
                 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_15),
-                .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X,
+                .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL,
         },
         {0,},
 };
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 771e25d8c417..218d31764c52 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -210,7 +210,8 @@ static int gfar_probe(struct platform_device *pdev)
                 goto regs_fail;
         }
 
-        spin_lock_init(&priv->lock);
+        spin_lock_init(&priv->txlock);
+        spin_lock_init(&priv->rxlock);
 
         platform_set_drvdata(pdev, dev);
 
@@ -515,11 +516,13 @@ void stop_gfar(struct net_device *dev)
         phy_stop(priv->phydev);
 
         /* Lock it down */
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->txlock, flags);
+        spin_lock(&priv->rxlock);
 
         gfar_halt(dev);
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock(&priv->rxlock);
+        spin_unlock_irqrestore(&priv->txlock, flags);
 
         /* Free the IRQs */
         if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) {
@@ -605,14 +608,15 @@ void gfar_start(struct net_device *dev)
         tempval |= DMACTRL_INIT_SETTINGS;
         gfar_write(&priv->regs->dmactrl, tempval);
 
-        /* Clear THLT, so that the DMA starts polling now */
-        gfar_write(&regs->tstat, TSTAT_CLEAR_THALT);
-
         /* Make sure we aren't stopped */
         tempval = gfar_read(&priv->regs->dmactrl);
         tempval &= ~(DMACTRL_GRS | DMACTRL_GTS);
         gfar_write(&priv->regs->dmactrl, tempval);
 
+        /* Clear THLT/RHLT, so that the DMA starts polling now */
+        gfar_write(&regs->tstat, TSTAT_CLEAR_THALT);
+        gfar_write(&regs->rstat, RSTAT_CLEAR_RHALT);
+
         /* Unmask the interrupts we look for */
         gfar_write(&regs->imask, IMASK_DEFAULT);
 }
@@ -928,12 +932,13 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
         struct txfcb *fcb = NULL;
         struct txbd8 *txbdp;
         u16 status;
+        unsigned long flags;
 
         /* Update transmit stats */
         priv->stats.tx_bytes += skb->len;
 
         /* Lock priv now */
-        spin_lock_irq(&priv->lock);
+        spin_lock_irqsave(&priv->txlock, flags);
 
         /* Point at the first free tx descriptor */
         txbdp = priv->cur_tx;
@@ -1004,7 +1009,7 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
         gfar_write(&priv->regs->tstat, TSTAT_CLEAR_THALT);
 
         /* Unlock priv */
-        spin_unlock_irq(&priv->lock);
+        spin_unlock_irqrestore(&priv->txlock, flags);
 
         return 0;
 }
@@ -1049,7 +1054,7 @@ static void gfar_vlan_rx_register(struct net_device *dev,
         unsigned long flags;
         u32 tempval;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->rxlock, flags);
 
         priv->vlgrp = grp;
 
@@ -1076,7 +1081,7 @@ static void gfar_vlan_rx_register(struct net_device *dev,
                 gfar_write(&priv->regs->rctrl, tempval);
         }
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->rxlock, flags);
 }
 
 
@@ -1085,12 +1090,12 @@ static void gfar_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
         struct gfar_private *priv = netdev_priv(dev);
         unsigned long flags;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->rxlock, flags);
 
         if (priv->vlgrp)
                 priv->vlgrp->vlan_devices[vid] = NULL;
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->rxlock, flags);
 }
 
 
@@ -1179,7 +1184,7 @@ static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs)
         gfar_write(&priv->regs->ievent, IEVENT_TX_MASK);
 
         /* Lock priv */
-        spin_lock(&priv->lock);
+        spin_lock(&priv->txlock);
         bdp = priv->dirty_tx;
         while ((bdp->status & TXBD_READY) == 0) {
                 /* If dirty_tx and cur_tx are the same, then either the */
@@ -1224,7 +1229,7 @@ static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs)
         else
                 gfar_write(&priv->regs->txic, 0);
 
-        spin_unlock(&priv->lock);
+        spin_unlock(&priv->txlock);
 
         return IRQ_HANDLED;
 }
@@ -1305,9 +1310,10 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs)
 {
         struct net_device *dev = (struct net_device *) dev_id;
         struct gfar_private *priv = netdev_priv(dev);
-
 #ifdef CONFIG_GFAR_NAPI
         u32 tempval;
+#else
+        unsigned long flags;
 #endif
 
         /* Clear IEVENT, so rx interrupt isn't called again
@@ -1330,7 +1336,7 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs)
         }
 #else
 
-        spin_lock(&priv->lock);
+        spin_lock_irqsave(&priv->rxlock, flags);
         gfar_clean_rx_ring(dev, priv->rx_ring_size);
 
         /* If we are coalescing interrupts, update the timer */
@@ -1341,7 +1347,7 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs)
         else
                 gfar_write(&priv->regs->rxic, 0);
 
-        spin_unlock(&priv->lock);
+        spin_unlock_irqrestore(&priv->rxlock, flags);
 #endif
 
         return IRQ_HANDLED;
@@ -1490,13 +1496,6 @@ int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit)
         /* Update the current rxbd pointer to be the next one */
         priv->cur_rx = bdp;
 
-        /* If no packets have arrived since the
-         * last one we processed, clear the IEVENT RX and
-         * BSY bits so that another interrupt won't be
-         * generated when we set IMASK */
-        if (bdp->status & RXBD_EMPTY)
-                gfar_write(&priv->regs->ievent, IEVENT_RX_MASK);
-
         return howmany;
 }
 
@@ -1516,7 +1515,7 @@ static int gfar_poll(struct net_device *dev, int *budget)
         rx_work_limit -= howmany;
         *budget -= howmany;
 
-        if (rx_work_limit >= 0) {
+        if (rx_work_limit > 0) {
                 netif_rx_complete(dev);
 
                 /* Clear the halt bit in RSTAT */
@@ -1533,7 +1532,8 @@ static int gfar_poll(struct net_device *dev, int *budget)
                         gfar_write(&priv->regs->rxic, 0);
         }
 
-        return (rx_work_limit < 0) ? 1 : 0;
+        /* Return 1 if there's more work to do */
+        return (rx_work_limit > 0) ? 0 : 1;
 }
 #endif
 
@@ -1629,7 +1629,7 @@ static void adjust_link(struct net_device *dev)
         struct phy_device *phydev = priv->phydev;
         int new_state = 0;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->txlock, flags);
         if (phydev->link) {
                 u32 tempval = gfar_read(&regs->maccfg2);
                 u32 ecntrl = gfar_read(&regs->ecntrl);
@@ -1694,7 +1694,7 @@ static void adjust_link(struct net_device *dev)
         if (new_state && netif_msg_link(priv))
                 phy_print_status(phydev);
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->txlock, flags);
 }
 
 /* Update the hash table based on the current list of multicast
diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h
index d37d5401be6e..127c98cf3336 100644
--- a/drivers/net/gianfar.h
+++ b/drivers/net/gianfar.h
@@ -656,43 +656,62 @@ struct gfar {
  * the buffer descriptor determines the actual condition.
  */
 struct gfar_private {
-        /* pointers to arrays of skbuffs for tx and rx */
+        /* Fields controlled by TX lock */
+        spinlock_t txlock;
+
+        /* Pointer to the array of skbuffs */
         struct sk_buff ** tx_skbuff;
-        struct sk_buff ** rx_skbuff;
 
-        /* indices pointing to the next free sbk in skb arrays */
+        /* next free skb in the array */
         u16 skb_curtx;
-        u16 skb_currx;
 
-        /* index of the first skb which hasn't been transmitted
-         * yet. */
+        /* First skb in line to be transmitted */
         u16 skb_dirtytx;
 
         /* Configuration info for the coalescing features */
         unsigned char txcoalescing;
         unsigned short txcount;
         unsigned short txtime;
+
+        /* Buffer descriptor pointers */
+        struct txbd8 *tx_bd_base;       /* First tx buffer descriptor */
+        struct txbd8 *cur_tx;           /* Next free ring entry */
+        struct txbd8 *dirty_tx;         /* First buffer in line
+                                           to be transmitted */
+        unsigned int tx_ring_size;
+
+        /* RX Locked fields */
+        spinlock_t rxlock;
+
+        /* skb array and index */
+        struct sk_buff ** rx_skbuff;
+        u16 skb_currx;
+
+        /* RX Coalescing values */
         unsigned char rxcoalescing;
         unsigned short rxcount;
         unsigned short rxtime;
 
-        /* GFAR addresses */
-        struct rxbd8 *rx_bd_base;       /* Base addresses of Rx and Tx Buffers */
-        struct txbd8 *tx_bd_base;
+        struct rxbd8 *rx_bd_base;       /* First Rx buffers */
         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 __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;
-        spinlock_t lock;
+
+        /* RX parameters */
+        unsigned int rx_ring_size;
         unsigned int rx_buffer_size;
         unsigned int rx_stash_size;
         unsigned int rx_stash_index;
-        unsigned int tx_ring_size;
-        unsigned int rx_ring_size;
+
+        struct vlan_group *vlgrp;
+
+        /* Unprotected fields */
+        /* Pointer to the GFAR memory mapped Registers */
+        struct gfar __iomem *regs;
+
+        /* Hash registers and their width */
+        u32 __iomem *hash_regs[16];
+        int hash_width;
+
+        /* global parameters */
         unsigned int fifo_threshold;
         unsigned int fifo_starve;
         unsigned int fifo_starve_off;
@@ -702,13 +721,15 @@ struct gfar_private {
                 extended_hash:1,
                 bd_stash_en:1;
         unsigned short padding;
-        struct vlan_group *vlgrp;
-        /* Info structure initialized by board setup code */
+
         unsigned int interruptTransmit;
         unsigned int interruptReceive;
         unsigned int interruptError;
+
+        /* info structure initialized by platform code */
         struct gianfar_platform_data *einfo;
 
+        /* PHY stuff */
         struct phy_device *phydev;
         struct mii_bus *mii_bus;
         int oldspeed;
@@ -716,6 +737,10 @@ struct gfar_private {
         int oldlink;
 
         uint32_t msg_enable;
+
+        /* Network Statistics */
+        struct net_device_stats stats;
+        struct gfar_extra_stats extra_stats;
 };
 
 static inline u32 gfar_read(volatile unsigned __iomem *addr)
diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c
index 5de7b2e259dc..d69698c695ef 100644
--- a/drivers/net/gianfar_ethtool.c
+++ b/drivers/net/gianfar_ethtool.c
@@ -455,10 +455,14 @@ static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rva
 
                 /* Halt TX and RX, and process the frames which
                  * have already been received */
-                spin_lock_irqsave(&priv->lock, flags);
+                spin_lock_irqsave(&priv->txlock, flags);
+                spin_lock(&priv->rxlock);
+
                 gfar_halt(dev);
                 gfar_clean_rx_ring(dev, priv->rx_ring_size);
-                spin_unlock_irqrestore(&priv->lock, flags);
+
+                spin_unlock(&priv->rxlock);
+                spin_unlock_irqrestore(&priv->txlock, flags);
 
                 /* Now we take down the rings to rebuild them */
                 stop_gfar(dev);
@@ -488,10 +492,14 @@ static int gfar_set_rx_csum(struct net_device *dev, uint32_t data)
 
                 /* Halt TX and RX, and process the frames which
                  * have already been received */
-                spin_lock_irqsave(&priv->lock, flags);
+                spin_lock_irqsave(&priv->txlock, flags);
+                spin_lock(&priv->rxlock);
+
                 gfar_halt(dev);
                 gfar_clean_rx_ring(dev, priv->rx_ring_size);
-                spin_unlock_irqrestore(&priv->lock, flags);
+
+                spin_unlock(&priv->rxlock);
+                spin_unlock_irqrestore(&priv->txlock, flags);
 
                 /* Now we take down the rings to rebuild them */
                 stop_gfar(dev);
@@ -523,7 +531,7 @@ static int gfar_set_tx_csum(struct net_device *dev, uint32_t data)
         if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
                 return -EOPNOTSUPP;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->txlock, flags);
         gfar_halt(dev);
 
         if (data)
@@ -532,7 +540,7 @@ static int gfar_set_tx_csum(struct net_device *dev, uint32_t data)
                 dev->features &= ~NETIF_F_IP_CSUM;
 
         gfar_start(dev);
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->txlock, flags);
 
         return 0;
 }
diff --git a/drivers/net/gianfar_sysfs.c b/drivers/net/gianfar_sysfs.c
index 51ef181b1368..a6d5c43199cb 100644
--- a/drivers/net/gianfar_sysfs.c
+++ b/drivers/net/gianfar_sysfs.c
@@ -82,7 +82,7 @@ static ssize_t gfar_set_bd_stash(struct class_device *cdev,
         else
                 return count;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->rxlock, flags);
 
         /* Set the new stashing value */
         priv->bd_stash_en = new_setting;
@@ -96,7 +96,7 @@ static ssize_t gfar_set_bd_stash(struct class_device *cdev,
 
         gfar_write(&priv->regs->attr, temp);
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->rxlock, flags);
 
         return count;
 }
@@ -118,7 +118,7 @@ static ssize_t gfar_set_rx_stash_size(struct class_device *cdev,
         u32 temp;
         unsigned long flags;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->rxlock, flags);
         if (length > priv->rx_buffer_size)
                 return count;
 
@@ -142,7 +142,7 @@ static ssize_t gfar_set_rx_stash_size(struct class_device *cdev,
 
         gfar_write(&priv->regs->attr, temp);
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->rxlock, flags);
 
         return count;
 }
@@ -166,7 +166,7 @@ static ssize_t gfar_set_rx_stash_index(struct class_device *cdev,
         u32 temp;
         unsigned long flags;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->rxlock, flags);
         if (index > priv->rx_stash_size)
                 return count;
 
@@ -180,7 +180,7 @@ static ssize_t gfar_set_rx_stash_index(struct class_device *cdev,
         temp |= ATTRELI_EI(index);
         gfar_write(&priv->regs->attreli, flags);
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->rxlock, flags);
 
         return count;
 }
@@ -205,7 +205,7 @@ static ssize_t gfar_set_fifo_threshold(struct class_device *cdev,
         if (length > GFAR_MAX_FIFO_THRESHOLD)
                 return count;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->txlock, flags);
 
         priv->fifo_threshold = length;
 
@@ -214,7 +214,7 @@ static ssize_t gfar_set_fifo_threshold(struct class_device *cdev,
         temp |= length;
         gfar_write(&priv->regs->fifo_tx_thr, temp);
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->txlock, flags);
 
         return count;
 }
@@ -240,7 +240,7 @@ static ssize_t gfar_set_fifo_starve(struct class_device *cdev,
         if (num > GFAR_MAX_FIFO_STARVE)
                 return count;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->txlock, flags);
 
         priv->fifo_starve = num;
 
@@ -249,7 +249,7 @@ static ssize_t gfar_set_fifo_starve(struct class_device *cdev,
         temp |= num;
         gfar_write(&priv->regs->fifo_tx_starve, temp);
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->txlock, flags);
 
         return count;
 }
@@ -274,7 +274,7 @@ static ssize_t gfar_set_fifo_starve_off(struct class_device *cdev,
         if (num > GFAR_MAX_FIFO_STARVE_OFF)
                 return count;
 
-        spin_lock_irqsave(&priv->lock, flags);
+        spin_lock_irqsave(&priv->txlock, flags);
 
         priv->fifo_starve_off = num;
 
@@ -283,7 +283,7 @@ static ssize_t gfar_set_fifo_starve_off(struct class_device *cdev,
         temp |= num;
         gfar_write(&priv->regs->fifo_tx_starve_shutoff, temp);
 
-        spin_unlock_irqrestore(&priv->lock, flags);
+        spin_unlock_irqrestore(&priv->txlock, flags);
 
         return count;
 }
diff --git a/drivers/net/hamradio/dmascc.c b/drivers/net/hamradio/dmascc.c
index 79a8fbcf5f93..0d5fccc984bb 100644
--- a/drivers/net/hamradio/dmascc.c
+++ b/drivers/net/hamradio/dmascc.c
@@ -582,7 +582,6 @@ static int __init setup_adapter(int card_base, int type, int n)
                 INIT_WORK(&priv->rx_work, rx_bh, priv);
                 dev->priv = priv;
                 sprintf(dev->name, "dmascc%i", 2 * n + i);
-                SET_MODULE_OWNER(dev);
                 dev->base_addr = card_base;
                 dev->irq = irq;
                 dev->open = scc_open;
diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
index 6ace0e914fd1..5927784df3f9 100644
--- a/drivers/net/hamradio/scc.c
+++ b/drivers/net/hamradio/scc.c
@@ -1550,7 +1550,6 @@ static unsigned char ax25_nocall[AX25_ADDR_LEN] =
 
 static void scc_net_setup(struct net_device *dev)
 {
-        SET_MODULE_OWNER(dev);
         dev->tx_queue_len    = 16;      /* should be enough... */
 
         dev->open            = scc_net_open;
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
index fe22479eb202..b49884048caa 100644
--- a/drivers/net/hamradio/yam.c
+++ b/drivers/net/hamradio/yam.c
@@ -1098,7 +1098,6 @@ static void yam_setup(struct net_device *dev)
 
         dev->base_addr = yp->iobase;
         dev->irq = yp->irq;
-        SET_MODULE_OWNER(dev);
 
         dev->open = yam_open;
         dev->stop = yam_close;
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index ea62a3e7d586..411f4d809c47 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -1419,6 +1419,8 @@ static int mv643xx_eth_probe(struct platform_device *pdev)
         mv643xx_eth_update_pscr(dev, &cmd);
         mv643xx_set_settings(dev, &cmd);
 
+        SET_MODULE_OWNER(dev);
+        SET_NETDEV_DEV(dev, &pdev->dev);
         err = register_netdev(dev);
         if (err)
                 goto out;
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 67b0eab16589..227df9876a2c 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -51,7 +51,7 @@
 #include "sky2.h"
 
 #define DRV_NAME                "sky2"
-#define DRV_VERSION             "1.1"
+#define DRV_VERSION             "1.2"
 #define PFX                     DRV_NAME " "
 
 /*
@@ -925,8 +925,7 @@ static inline struct sk_buff *sky2_alloc_skb(unsigned int size, gfp_t gfp_mask)
         skb = alloc_skb(size + RX_SKB_ALIGN, gfp_mask);
         if (likely(skb)) {
                 unsigned long p = (unsigned long) skb->data;
-                skb_reserve(skb,
-                        ((p + RX_SKB_ALIGN - 1) & ~(RX_SKB_ALIGN - 1)) - p);
+                skb_reserve(skb, ALIGN(p, RX_SKB_ALIGN) - p);
         }
 
         return skb;
@@ -1686,13 +1685,12 @@ static void sky2_tx_timeout(struct net_device *dev)
 }
 
 
-#define roundup(x, y)   ((((x)+((y)-1))/(y))*(y))
 /* Want receive buffer size to be multiple of 64 bits
  * and incl room for vlan and truncation
  */
 static inline unsigned sky2_buf_size(int mtu)
 {
-        return roundup(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8;
+        return ALIGN(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8;
 }
 
 static int sky2_change_mtu(struct net_device *dev, int new_mtu)
@@ -2086,6 +2084,20 @@ static void sky2_descriptor_error(struct sky2_hw *hw, unsigned port,
         }
 }
 
+/* If idle then force a fake soft NAPI poll once a second
+ * to work around cases where sharing an edge triggered interrupt.
+ */
+static void sky2_idle(unsigned long arg)
+{
+        struct net_device *dev = (struct net_device *) arg;
+
+        local_irq_disable();
+        if (__netif_rx_schedule_prep(dev))
+                __netif_rx_schedule(dev);
+        local_irq_enable();
+}
+
+
 static int sky2_poll(struct net_device *dev0, int *budget)
 {
         struct sky2_hw *hw = ((struct sky2_port *) netdev_priv(dev0))->hw;
@@ -2093,6 +2105,7 @@ static int sky2_poll(struct net_device *dev0, int *budget)
         int work_done = 0;
         u32 status = sky2_read32(hw, B0_Y2_SP_EISR);
 
+ restart_poll:
         if (unlikely(status & ~Y2_IS_STAT_BMU)) {
                 if (status & Y2_IS_HW_ERR)
                         sky2_hw_intr(hw);
@@ -2123,7 +2136,7 @@ static int sky2_poll(struct net_device *dev0, int *budget)
         }
 
         if (status & Y2_IS_STAT_BMU) {
-                work_done = sky2_status_intr(hw, work_limit);
+                work_done += sky2_status_intr(hw, work_limit - work_done);
                 *budget -= work_done;
                 dev0->quota -= work_done;
 
@@ -2133,9 +2146,24 @@ static int sky2_poll(struct net_device *dev0, int *budget)
                 sky2_write32(hw, STAT_CTRL, SC_STAT_CLR_IRQ);
         }
 
-        netif_rx_complete(dev0);
+        mod_timer(&hw->idle_timer, jiffies + HZ);
+
+        local_irq_disable();
+        __netif_rx_complete(dev0);
 
         status = sky2_read32(hw, B0_Y2_SP_LISR);
+
+        if (unlikely(status)) {
+                /* More work pending, try and keep going */
+                if (__netif_rx_schedule_prep(dev0)) {
+                        __netif_rx_reschedule(dev0, work_done);
+                        status = sky2_read32(hw, B0_Y2_SP_EISR);
+                        local_irq_enable();
+                        goto restart_poll;
+                }
+        }
+
+        local_irq_enable();
         return 0;
 }
 
@@ -2153,8 +2181,6 @@ static irqreturn_t sky2_intr(int irq, void *dev_id, struct pt_regs *regs)
         prefetch(&hw->st_le[hw->st_idx]);
         if (likely(__netif_rx_schedule_prep(dev0)))
                 __netif_rx_schedule(dev0);
-        else
-                printk(KERN_DEBUG PFX "irq race detected\n");
 
         return IRQ_HANDLED;
 }
@@ -2193,7 +2219,7 @@ static inline u32 sky2_clk2us(const struct sky2_hw *hw, u32 clk)
 }
 
 
-static int sky2_reset(struct sky2_hw *hw)
+static int __devinit sky2_reset(struct sky2_hw *hw)
 {
         u16 status;
         u8 t8, pmd_type;
@@ -3276,6 +3302,8 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
 
         sky2_write32(hw, B0_IMSK, Y2_IS_BASE);
 
+        setup_timer(&hw->idle_timer, sky2_idle, (unsigned long) dev);
+
         pci_set_drvdata(pdev, hw);
 
         return 0;
@@ -3311,13 +3339,15 @@ static void __devexit sky2_remove(struct pci_dev *pdev)
         if (!hw)
                 return;
 
+        del_timer_sync(&hw->idle_timer);
+
+        sky2_write32(hw, B0_IMSK, 0);
         dev0 = hw->dev[0];
         dev1 = hw->dev[1];
         if (dev1)
                 unregister_netdev(dev1);
         unregister_netdev(dev0);
 
-        sky2_write32(hw, B0_IMSK, 0);
         sky2_set_power_state(hw, PCI_D3hot);
         sky2_write16(hw, B0_Y2LED, LED_STAT_OFF);
         sky2_write8(hw, B0_CTST, CS_RST_SET);
diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h
index 89dd18cd12f0..b026f5653f04 100644
--- a/drivers/net/sky2.h
+++ b/drivers/net/sky2.h
@@ -1880,6 +1880,8 @@ struct sky2_hw {
         struct sky2_status_le *st_le;
         u32                  st_idx;
         dma_addr_t           st_dma;
+
+        struct timer_list    idle_timer;
         int                  msi_detected;
         wait_queue_head_t    msi_wait;
 };
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 73e271e59c6a..beeb612be98f 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -69,8 +69,8 @@
 
 #define DRV_MODULE_NAME         "tg3"
 #define PFX DRV_MODULE_NAME     ": "
-#define DRV_MODULE_VERSION      "3.56"
-#define DRV_MODULE_RELDATE      "Apr 1, 2006"
+#define DRV_MODULE_VERSION      "3.57"
+#define DRV_MODULE_RELDATE      "Apr 28, 2006"
 
 #define TG3_DEF_MAC_MODE        0
 #define TG3_DEF_RX_MODE         0
@@ -974,6 +974,8 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
         return err;
 }
 
+static void tg3_link_report(struct tg3 *);
+
 /* This will reset the tigon3 PHY if there is no valid
  * link unless the FORCE argument is non-zero.
  */
@@ -987,6 +989,11 @@ static int tg3_phy_reset(struct tg3 *tp)
         if (err != 0)
                 return -EBUSY;
 
+        if (netif_running(tp->dev) && netif_carrier_ok(tp->dev)) {
+                netif_carrier_off(tp->dev);
+                tg3_link_report(tp);
+        }
+
         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
@@ -1023,6 +1030,12 @@ out:
                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
         }
+        else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) {
+                tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
+                tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
+                tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b);
+                tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
+        }
         /* Set Extended packet length bit (bit 14) on all chips that */
         /* support jumbo frames */
         if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
@@ -3531,7 +3544,7 @@ static irqreturn_t tg3_test_isr(int irq, void *dev_id,
         return IRQ_RETVAL(0);
 }
 
-static int tg3_init_hw(struct tg3 *);
+static int tg3_init_hw(struct tg3 *, int);
 static int tg3_halt(struct tg3 *, int, int);
 
 #ifdef CONFIG_NET_POLL_CONTROLLER
@@ -3567,7 +3580,7 @@ static void tg3_reset_task(void *_data)
         tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
 
         tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
-        tg3_init_hw(tp);
+        tg3_init_hw(tp, 1);
 
         tg3_netif_start(tp);
 
@@ -4042,7 +4055,7 @@ static int tg3_change_mtu(struct net_device *dev, int new_mtu)
 
         tg3_set_mtu(dev, tp, new_mtu);
 
-        tg3_init_hw(tp);
+        tg3_init_hw(tp, 0);
 
         tg3_netif_start(tp);
 
@@ -5719,9 +5732,23 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p)
         if (!netif_running(dev))
                 return 0;
 
-        spin_lock_bh(&tp->lock);
-        __tg3_set_mac_addr(tp);
-        spin_unlock_bh(&tp->lock);
+        if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
+                /* Reset chip so that ASF can re-init any MAC addresses it
+                 * needs.
+                 */
+                tg3_netif_stop(tp);
+                tg3_full_lock(tp, 1);
+
+                tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
+                tg3_init_hw(tp, 0);
+
+                tg3_netif_start(tp);
+                tg3_full_unlock(tp);
+        } else {
+                spin_lock_bh(&tp->lock);
+                __tg3_set_mac_addr(tp);
+                spin_unlock_bh(&tp->lock);
+        }
 
         return 0;
 }
@@ -5771,7 +5798,7 @@ static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
 }
 
 /* tp->lock is held. */
-static int tg3_reset_hw(struct tg3 *tp)
+static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
 {
         u32 val, rdmac_mode;
         int i, err, limit;
@@ -5786,7 +5813,7 @@ static int tg3_reset_hw(struct tg3 *tp)
                 tg3_abort_hw(tp, 1);
         }
 
-        if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
+        if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) && reset_phy)
                 tg3_phy_reset(tp);
 
         err = tg3_chip_reset(tp);
@@ -6327,7 +6354,7 @@ static int tg3_reset_hw(struct tg3 *tp)
                 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
         }
 
-        err = tg3_setup_phy(tp, 1);
+        err = tg3_setup_phy(tp, reset_phy);
         if (err)
                 return err;
 
@@ -6400,7 +6427,7 @@ static int tg3_reset_hw(struct tg3 *tp)
 /* Called at device open time to get the chip ready for
  * packet processing.  Invoked with tp->lock held.
  */
-static int tg3_init_hw(struct tg3 *tp)
+static int tg3_init_hw(struct tg3 *tp, int reset_phy)
 {
         int err;
 
@@ -6413,7 +6440,7 @@ static int tg3_init_hw(struct tg3 *tp)
 
         tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
 
-        err = tg3_reset_hw(tp);
+        err = tg3_reset_hw(tp, reset_phy);
 
 out:
         return err;
@@ -6683,7 +6710,7 @@ static int tg3_test_msi(struct tg3 *tp)
         tg3_full_lock(tp, 1);
 
         tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
-        err = tg3_init_hw(tp);
+        err = tg3_init_hw(tp, 1);
 
         tg3_full_unlock(tp);
 
@@ -6748,7 +6775,7 @@ static int tg3_open(struct net_device *dev)
 
         tg3_full_lock(tp, 0);
 
-        err = tg3_init_hw(tp);
+        err = tg3_init_hw(tp, 1);
         if (err) {
                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
                 tg3_free_rings(tp);
@@ -7839,7 +7866,7 @@ static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *e
 
         if (netif_running(dev)) {
                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
-                tg3_init_hw(tp);
+                tg3_init_hw(tp, 1);
                 tg3_netif_start(tp);
         }
 
@@ -7884,7 +7911,7 @@ static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam
 
         if (netif_running(dev)) {
                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
-                tg3_init_hw(tp);
+                tg3_init_hw(tp, 1);
                 tg3_netif_start(tp);
         }
 
@@ -8522,7 +8549,7 @@ static int tg3_test_loopback(struct tg3 *tp)
         if (!netif_running(tp->dev))
                 return TG3_LOOPBACK_FAILED;
 
-        tg3_reset_hw(tp);
+        tg3_reset_hw(tp, 1);
 
         if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK))
                 err |= TG3_MAC_LOOPBACK_FAILED;
@@ -8596,7 +8623,7 @@ static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
                 if (netif_running(dev)) {
                         tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
-                        tg3_init_hw(tp);
+                        tg3_init_hw(tp, 1);
                         tg3_netif_start(tp);
                 }
 
@@ -9377,7 +9404,7 @@ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
 
                 if ((page_off == 0) || (i == 0))
                         nvram_cmd |= NVRAM_CMD_FIRST;
-                else if (page_off == (tp->nvram_pagesize - 4))
+                if (page_off == (tp->nvram_pagesize - 4))
                         nvram_cmd |= NVRAM_CMD_LAST;
 
                 if (i == (len - 4))
@@ -10353,10 +10380,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
         if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
                 tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
 
-        if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
-            (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) &&
-            (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787))
-                tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
+        if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
+                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
+                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
+                        tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG;
+                else
+                        tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
+        }
 
         tp->coalesce_mode = 0;
         if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
@@ -11569,7 +11599,7 @@ static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
                 tg3_full_lock(tp, 0);
 
                 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
-                tg3_init_hw(tp);
+                tg3_init_hw(tp, 1);
 
                 tp->timer.expires = jiffies + tp->timer_offset;
                 add_timer(&tp->timer);
@@ -11603,7 +11633,7 @@ static int tg3_resume(struct pci_dev *pdev)
         tg3_full_lock(tp, 0);
 
         tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
-        tg3_init_hw(tp);
+        tg3_init_hw(tp, 1);
 
         tp->timer.expires = jiffies + tp->timer_offset;
         add_timer(&tp->timer);
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 8c8b987d1250..0e29b885d449 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2215,6 +2215,7 @@ struct tg3 {
 #define TG3_FLG2_HW_TSO_2               0x08000000
 #define TG3_FLG2_HW_TSO                 (TG3_FLG2_HW_TSO_1 | TG3_FLG2_HW_TSO_2)
 #define TG3_FLG2_1SHOT_MSI              0x10000000
+#define TG3_FLG2_PHY_JITTER_BUG         0x20000000
 
         u32                             split_mode_max_reqs;
 #define SPLIT_MODE_5704_MAX_REQ         3
diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c
index 6a23964c1317..a6dc53b4250d 100644
--- a/drivers/net/via-rhine.c
+++ b/drivers/net/via-rhine.c
@@ -129,6 +129,7 @@
         - Massive clean-up
         - Rewrite PHY, media handling (remove options, full_duplex, backoff)
         - Fix Tx engine race for good
+        - Craig Brind: Zero padded aligned buffers for short packets.
 
 */
 
@@ -1326,7 +1327,12 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev)
                         rp->stats.tx_dropped++;
                         return 0;
                 }
+
+                /* Padding is not copied and so must be redone. */
                 skb_copy_and_csum_dev(skb, rp->tx_buf[entry]);
+                if (skb->len < ETH_ZLEN)
+                        memset(rp->tx_buf[entry] + skb->len, 0,
+                               ETH_ZLEN - skb->len);
                 rp->tx_skbuff_dma[entry] = 0;
                 rp->tx_ring[entry].addr = cpu_to_le32(rp->tx_bufs_dma +
                                                       (rp->tx_buf[entry] -