diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c
index 1f3627470c958972da00dcba432fe27fd893788c..1ddefd281213d613462f05a583795921d5d3acd4 100644
--- a/drivers/net/dl2k.c
+++ b/drivers/net/dl2k.c
@@ -765,7 +765,7 @@ rio_free_tx (struct net_device *dev, int irq)
 			break;
 		skb = np->tx_skbuff[entry];
 		pci_unmap_single (np->pdev,
-				  np->tx_ring[entry].fraginfo & 0xffffffffffff,
+				  np->tx_ring[entry].fraginfo & DMA_48BIT_MASK,
 				  skb->len, PCI_DMA_TODEVICE);
 		if (irq)
 			dev_kfree_skb_irq (skb);
@@ -893,7 +893,7 @@ receive_packet (struct net_device *dev)
 			/* Small skbuffs for short packets */
 			if (pkt_len > copy_thresh) {
 				pci_unmap_single (np->pdev,
-						  desc->fraginfo & 0xffffffffffff,
+						  desc->fraginfo & DMA_48BIT_MASK,
 						  np->rx_buf_sz,
 						  PCI_DMA_FROMDEVICE);
 				skb_put (skb = np->rx_skbuff[entry], pkt_len);
@@ -901,7 +901,7 @@ receive_packet (struct net_device *dev)
 			} else if ((skb = dev_alloc_skb (pkt_len + 2)) != NULL) {
 				pci_dma_sync_single_for_cpu(np->pdev,
 				  			    desc->fraginfo & 
-							    	0xffffffffffff,
+							    	DMA_48BIT_MASK,
 							    np->rx_buf_sz,
 							    PCI_DMA_FROMDEVICE);
 				skb->dev = dev;
@@ -913,7 +913,7 @@ receive_packet (struct net_device *dev)
 				skb_put (skb, pkt_len);
 				pci_dma_sync_single_for_device(np->pdev,
 				  			       desc->fraginfo &
-							       	 0xffffffffffff,
+							       	 DMA_48BIT_MASK,
 							       np->rx_buf_sz,
 							       PCI_DMA_FROMDEVICE);
 			}
@@ -1800,7 +1800,7 @@ rio_close (struct net_device *dev)
 		skb = np->rx_skbuff[i];
 		if (skb) {
 			pci_unmap_single(np->pdev, 
-					 np->rx_ring[i].fraginfo & 0xffffffffffff,
+					 np->rx_ring[i].fraginfo & DMA_48BIT_MASK,
 					 skb->len, PCI_DMA_FROMDEVICE);
 			dev_kfree_skb (skb);
 			np->rx_skbuff[i] = NULL;
@@ -1810,7 +1810,7 @@ rio_close (struct net_device *dev)
 		skb = np->tx_skbuff[i];
 		if (skb) {
 			pci_unmap_single(np->pdev, 
-					 np->tx_ring[i].fraginfo & 0xffffffffffff,
+					 np->tx_ring[i].fraginfo & DMA_48BIT_MASK,
 					 skb->len, PCI_DMA_TODEVICE);
 			dev_kfree_skb (skb);
 			np->tx_skbuff[i] = NULL;
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 459443b572cef542a6757c1f02443f6ee42cbe7f..1b236bdf6b928d0dafa81c64ddcd3ac679c32e6c 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -60,8 +60,10 @@ int mdiobus_register(struct mii_bus *bus)
 	for (i = 0; i < PHY_MAX_ADDR; i++) {
 		struct phy_device *phydev;
 
-		if (bus->phy_mask & (1 << i))
+		if (bus->phy_mask & (1 << i)) {
+			bus->phy_map[i] = NULL;
 			continue;
+		}
 
 		phydev = get_phy_device(bus, i);
 
diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c
index b82191d2bee127415d14b3e65075af0d7f702421..f5a3bf4d959a458f1fd1930be72d29c6f186a0d9 100644
--- a/drivers/net/sis900.c
+++ b/drivers/net/sis900.c
@@ -127,6 +127,7 @@ static const struct mii_chip_info {
 } mii_chip_table[] = {
 	{ "SiS 900 Internal MII PHY", 		0x001d, 0x8000, LAN },
 	{ "SiS 7014 Physical Layer Solution", 	0x0016, 0xf830, LAN },
+	{ "SiS 900 on Foxconn 661 7MI",         0x0143, 0xBC70, LAN },
 	{ "Altimata AC101LF PHY",               0x0022, 0x5520, LAN },
 	{ "ADM 7001 LAN PHY",			0x002e, 0xcc60, LAN },
 	{ "AMD 79C901 10BASE-T PHY",  		0x0000, 0x6B70, LAN },
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 60cdfcabe1fd742296c50fb8e9d9d7eebf2f29d2..ffd267fab21da998ed0a349716ba4594706b9aec 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -128,6 +128,7 @@ MODULE_DEVICE_TABLE(pci, sky2_id_table);
 /* Avoid conditionals by using array */
 static const unsigned txqaddr[] = { Q_XA1, Q_XA2 };
 static const unsigned rxqaddr[] = { Q_R1, Q_R2 };
+static const u32 portirq_msk[] = { Y2_IS_PORT_1, Y2_IS_PORT_2 };
 
 /* This driver supports yukon2 chipset only */
 static const char *yukon2_name[] = {
@@ -1084,7 +1085,7 @@ static int sky2_up(struct net_device *dev)
 
 	/* Enable interrupts from phy/mac for port */
 	imask = sky2_read32(hw, B0_IMSK);
-	imask |= (port == 0) ? Y2_IS_PORT_1 : Y2_IS_PORT_2;
+	imask |= portirq_msk[port];
 	sky2_write32(hw, B0_IMSK, imask);
 
 	return 0;
@@ -1435,7 +1436,7 @@ static int sky2_down(struct net_device *dev)
 
 	/* Disable port IRQ */
 	imask = sky2_read32(hw, B0_IMSK);
-	imask &= ~(sky2->port == 0) ? Y2_IS_PORT_1 : Y2_IS_PORT_2;
+	imask &= ~portirq_msk[port];
 	sky2_write32(hw, B0_IMSK, imask);
 
 	/* turn off LED's */
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index ff61817082fa80271a24f4b2ad70623c013dfc26..635690cf3e3dc77ff54f8d07555da2ffc4dff165 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -14,6 +14,7 @@ enum dma_data_direction {
 };
 
 #define DMA_64BIT_MASK	0xffffffffffffffffULL
+#define DMA_48BIT_MASK	0x0000ffffffffffffULL
 #define DMA_40BIT_MASK	0x000000ffffffffffULL
 #define DMA_39BIT_MASK	0x0000007fffffffffULL
 #define DMA_32BIT_MASK	0x00000000ffffffffULL