Merge branch 'linux-2.6'

3 files changed, 248 insertions, 154 deletions

diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index b83ccce8a9b7..d876787ce336 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -110,7 +110,7 @@ static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
 	"Interrupt test (offline)", "Loopback test  (offline)",
 	"Link test   (on/offline)"
 };
-#define E1000_TEST_LEN sizeof(e1000_gstrings_test) / ETH_GSTRING_LEN
+#define E1000_TEST_LEN	ARRAY_SIZE(e1000_gstrings_test)
 
 static int
 e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
@@ -728,39 +728,65 @@ err_setup:
 	return err;
 }
 
-#define REG_PATTERN_TEST(R, M, W)                                              \
-{                                                                              \
-	uint32_t pat, val;                                                     \
-	const uint32_t test[] = 					       \
-		{0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};              \
-	for (pat = 0; pat < ARRAY_SIZE(test); pat++) {           	       \
-		E1000_WRITE_REG(&adapter->hw, R, (test[pat] & W));             \
-		val = E1000_READ_REG(&adapter->hw, R);                         \
-		if (val != (test[pat] & W & M)) {                              \
-			DPRINTK(DRV, ERR, "pattern test reg %04X failed: got " \
-			        "0x%08X expected 0x%08X\n",                    \
-			        E1000_##R, val, (test[pat] & W & M));          \
-			*data = (adapter->hw.mac_type < e1000_82543) ?         \
-				E1000_82542_##R : E1000_##R;                   \
-			return 1;                                              \
-		}                                                              \
-	}                                                                      \
+static bool reg_pattern_test(struct e1000_adapter *adapter, uint64_t *data,
+			     int reg, uint32_t mask, uint32_t write)
+{
+	static const uint32_t test[] =
+		{0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
+	uint8_t __iomem *address = adapter->hw.hw_addr + reg;
+	uint32_t read;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(test); i++) {
+		writel(write & test[i], address);
+		read = readl(address);
+		if (read != (write & test[i] & mask)) {
+			DPRINTK(DRV, ERR, "pattern test reg %04X failed: "
+				"got 0x%08X expected 0x%08X\n",
+				reg, read, (write & test[i] & mask));
+			*data = reg;
+			return true;
+		}
+	}
+	return false;
 }
 
-#define REG_SET_AND_CHECK(R, M, W)                                             \
-{                                                                              \
-	uint32_t val;                                                          \
-	E1000_WRITE_REG(&adapter->hw, R, W & M);                               \
-	val = E1000_READ_REG(&adapter->hw, R);                                 \
-	if ((W & M) != (val & M)) {                                            \
-		DPRINTK(DRV, ERR, "set/check reg %04X test failed: got 0x%08X "\
-		        "expected 0x%08X\n", E1000_##R, (val & M), (W & M));   \
-		*data = (adapter->hw.mac_type < e1000_82543) ?                 \
-			E1000_82542_##R : E1000_##R;                           \
-		return 1;                                                      \
-	}                                                                      \
+static bool reg_set_and_check(struct e1000_adapter *adapter, uint64_t *data,
+			      int reg, uint32_t mask, uint32_t write)
+{
+	uint8_t __iomem *address = adapter->hw.hw_addr + reg;
+	uint32_t read;
+
+	writel(write & mask, address);
+	read = readl(address);
+	if ((read & mask) != (write & mask)) {
+		DPRINTK(DRV, ERR, "set/check reg %04X test failed: "
+			"got 0x%08X expected 0x%08X\n",
+			reg, (read & mask), (write & mask));
+		*data = reg;
+		return true;
+	}
+	return false;
 }
 
+#define REG_PATTERN_TEST(reg, mask, write)			     \
+	do {							     \
+		if (reg_pattern_test(adapter, data,		     \
+			     (adapter->hw.mac_type >= e1000_82543)   \
+			     ? E1000_##reg : E1000_82542_##reg,	     \
+			     mask, write))			     \
+			return 1;				     \
+	} while (0)
+
+#define REG_SET_AND_CHECK(reg, mask, write)			     \
+	do {							     \
+		if (reg_set_and_check(adapter, data,		     \
+			      (adapter->hw.mac_type >= e1000_82543)  \
+			      ? E1000_##reg : E1000_82542_##reg,     \
+			      mask, write))			     \
+			return 1;				     \
+	} while (0)
+
 static int
 e1000_reg_test(struct e1000_adapter *adapter, uint64_t *data)
 {
diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h
index a2a86c54a75c..a6c3c34feb98 100644
--- a/drivers/net/e1000/e1000_hw.h
+++ b/drivers/net/e1000/e1000_hw.h
@@ -421,8 +421,6 @@ void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats, u
 void e1000_get_bus_info(struct e1000_hw *hw);
 void e1000_pci_set_mwi(struct e1000_hw *hw);
 void e1000_pci_clear_mwi(struct e1000_hw *hw);
-void e1000_read_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t * value);
-void e1000_write_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t * value);
 int32_t e1000_read_pcie_cap_reg(struct e1000_hw *hw, uint32_t reg, uint16_t *value);
 void e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc);
 int e1000_pcix_get_mmrbc(struct e1000_hw *hw);
@@ -595,35 +593,35 @@ int32_t e1000_check_phy_reset_block(struct e1000_hw *hw);
 
 /* Receive Descriptor */
 struct e1000_rx_desc {
-    uint64_t buffer_addr; /* Address of the descriptor's data buffer */
-    uint16_t length;     /* Length of data DMAed into data buffer */
-    uint16_t csum;       /* Packet checksum */
+    __le64 buffer_addr; /* Address of the descriptor's data buffer */
+    __le16 length;     /* Length of data DMAed into data buffer */
+    __le16 csum;       /* Packet checksum */
     uint8_t status;      /* Descriptor status */
     uint8_t errors;      /* Descriptor Errors */
-    uint16_t special;
+    __le16 special;
 };
 
 /* Receive Descriptor - Extended */
 union e1000_rx_desc_extended {
     struct {
-        uint64_t buffer_addr;
-        uint64_t reserved;
+        __le64 buffer_addr;
+        __le64 reserved;
     } read;
     struct {
         struct {
-            uint32_t mrq;              /* Multiple Rx Queues */
+            __le32 mrq;              /* Multiple Rx Queues */
             union {
-                uint32_t rss;          /* RSS Hash */
+                __le32 rss;          /* RSS Hash */
                 struct {
-                    uint16_t ip_id;    /* IP id */
-                    uint16_t csum;     /* Packet Checksum */
+                    __le16 ip_id;    /* IP id */
+                    __le16 csum;     /* Packet Checksum */
                 } csum_ip;
             } hi_dword;
         } lower;
         struct {
-            uint32_t status_error;     /* ext status/error */
-            uint16_t length;
-            uint16_t vlan;             /* VLAN tag */
+            __le32 status_error;     /* ext status/error */
+            __le16 length;
+            __le16 vlan;             /* VLAN tag */
         } upper;
     } wb;  /* writeback */
 };
@@ -633,29 +631,29 @@ union e1000_rx_desc_extended {
 union e1000_rx_desc_packet_split {
     struct {
         /* one buffer for protocol header(s), three data buffers */
-        uint64_t buffer_addr[MAX_PS_BUFFERS];
+        __le64 buffer_addr[MAX_PS_BUFFERS];
     } read;
     struct {
         struct {
-            uint32_t mrq;              /* Multiple Rx Queues */
+            __le32 mrq;              /* Multiple Rx Queues */
             union {
-                uint32_t rss;          /* RSS Hash */
+                __le32 rss;          /* RSS Hash */
                 struct {
-                    uint16_t ip_id;    /* IP id */
-                    uint16_t csum;     /* Packet Checksum */
+                    __le16 ip_id;    /* IP id */
+                    __le16 csum;     /* Packet Checksum */
                 } csum_ip;
             } hi_dword;
         } lower;
         struct {
-            uint32_t status_error;     /* ext status/error */
-            uint16_t length0;          /* length of buffer 0 */
-            uint16_t vlan;             /* VLAN tag */
+            __le32 status_error;     /* ext status/error */
+            __le16 length0;          /* length of buffer 0 */
+            __le16 vlan;             /* VLAN tag */
         } middle;
         struct {
-            uint16_t header_status;
-            uint16_t length[3];        /* length of buffers 1-3 */
+            __le16 header_status;
+            __le16 length[3];        /* length of buffers 1-3 */
         } upper;
-        uint64_t reserved;
+        __le64 reserved;
     } wb; /* writeback */
 };
 
@@ -715,21 +713,21 @@ union e1000_rx_desc_packet_split {
 
 /* Transmit Descriptor */
 struct e1000_tx_desc {
-    uint64_t buffer_addr;       /* Address of the descriptor's data buffer */
+    __le64 buffer_addr;       /* Address of the descriptor's data buffer */
     union {
-        uint32_t data;
+        __le32 data;
         struct {
-            uint16_t length;    /* Data buffer length */
+            __le16 length;    /* Data buffer length */
             uint8_t cso;        /* Checksum offset */
             uint8_t cmd;        /* Descriptor control */
         } flags;
     } lower;
     union {
-        uint32_t data;
+        __le32 data;
         struct {
             uint8_t status;     /* Descriptor status */
             uint8_t css;        /* Checksum start */
-            uint16_t special;
+            __le16 special;
         } fields;
     } upper;
 };
@@ -759,49 +757,49 @@ struct e1000_tx_desc {
 /* Offload Context Descriptor */
 struct e1000_context_desc {
     union {
-        uint32_t ip_config;
+        __le32 ip_config;
         struct {
             uint8_t ipcss;      /* IP checksum start */
             uint8_t ipcso;      /* IP checksum offset */
-            uint16_t ipcse;     /* IP checksum end */
+            __le16 ipcse;     /* IP checksum end */
         } ip_fields;
     } lower_setup;
     union {
-        uint32_t tcp_config;
+        __le32 tcp_config;
         struct {
             uint8_t tucss;      /* TCP checksum start */
             uint8_t tucso;      /* TCP checksum offset */
-            uint16_t tucse;     /* TCP checksum end */
+            __le16 tucse;     /* TCP checksum end */
         } tcp_fields;
     } upper_setup;
-    uint32_t cmd_and_length;    /* */
+    __le32 cmd_and_length;    /* */
     union {
-        uint32_t data;
+        __le32 data;
         struct {
             uint8_t status;     /* Descriptor status */
             uint8_t hdr_len;    /* Header length */
-            uint16_t mss;       /* Maximum segment size */
+            __le16 mss;       /* Maximum segment size */
         } fields;
     } tcp_seg_setup;
 };
 
 /* Offload data descriptor */
 struct e1000_data_desc {
-    uint64_t buffer_addr;       /* Address of the descriptor's buffer address */
+    __le64 buffer_addr;       /* Address of the descriptor's buffer address */
     union {
-        uint32_t data;
+        __le32 data;
         struct {
-            uint16_t length;    /* Data buffer length */
+            __le16 length;    /* Data buffer length */
             uint8_t typ_len_ext;        /* */
             uint8_t cmd;        /* */
         } flags;
     } lower;
     union {
-        uint32_t data;
+        __le32 data;
         struct {
             uint8_t status;     /* Descriptor status */
             uint8_t popts;      /* Packet Options */
-            uint16_t special;   /* */
+            __le16 special;   /* */
         } fields;
     } upper;
 };
@@ -817,8 +815,8 @@ struct e1000_data_desc {
 
 /* Receive Address Register */
 struct e1000_rar {
-    volatile uint32_t low;      /* receive address low */
-    volatile uint32_t high;     /* receive address high */
+    volatile __le32 low;      /* receive address low */
+    volatile __le32 high;     /* receive address high */
 };
 
 /* Number of entries in the Multicast Table Array (MTA). */
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 76c0fa690cc6..8c87940a9ce8 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -47,6 +47,12 @@ static const char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation
  * Macro expands to...
  *   {PCI_DEVICE(PCI_VENDOR_ID_INTEL, device_id)}
  */
+#ifdef CONFIG_E1000E_ENABLED
+  #define PCIE(x) 
+#else
+  #define PCIE(x) x,
+#endif
+
 static struct pci_device_id e1000_pci_tbl[] = {
 	INTEL_E1000_ETHERNET_DEVICE(0x1000),
 	INTEL_E1000_ETHERNET_DEVICE(0x1001),
@@ -73,14 +79,14 @@ static struct pci_device_id e1000_pci_tbl[] = {
 	INTEL_E1000_ETHERNET_DEVICE(0x1026),
 	INTEL_E1000_ETHERNET_DEVICE(0x1027),
 	INTEL_E1000_ETHERNET_DEVICE(0x1028),
-	INTEL_E1000_ETHERNET_DEVICE(0x1049),
-	INTEL_E1000_ETHERNET_DEVICE(0x104A),
-	INTEL_E1000_ETHERNET_DEVICE(0x104B),
-	INTEL_E1000_ETHERNET_DEVICE(0x104C),
-	INTEL_E1000_ETHERNET_DEVICE(0x104D),
-	INTEL_E1000_ETHERNET_DEVICE(0x105E),
-	INTEL_E1000_ETHERNET_DEVICE(0x105F),
-	INTEL_E1000_ETHERNET_DEVICE(0x1060),
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x1049))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x104A))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x104B))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x104C))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x104D))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x105E))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x105F))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x1060))
 	INTEL_E1000_ETHERNET_DEVICE(0x1075),
 	INTEL_E1000_ETHERNET_DEVICE(0x1076),
 	INTEL_E1000_ETHERNET_DEVICE(0x1077),
@@ -89,28 +95,28 @@ static struct pci_device_id e1000_pci_tbl[] = {
 	INTEL_E1000_ETHERNET_DEVICE(0x107A),
 	INTEL_E1000_ETHERNET_DEVICE(0x107B),
 	INTEL_E1000_ETHERNET_DEVICE(0x107C),
-	INTEL_E1000_ETHERNET_DEVICE(0x107D),
-	INTEL_E1000_ETHERNET_DEVICE(0x107E),
-	INTEL_E1000_ETHERNET_DEVICE(0x107F),
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x107D))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x107E))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x107F))
 	INTEL_E1000_ETHERNET_DEVICE(0x108A),
-	INTEL_E1000_ETHERNET_DEVICE(0x108B),
-	INTEL_E1000_ETHERNET_DEVICE(0x108C),
-	INTEL_E1000_ETHERNET_DEVICE(0x1096),
-	INTEL_E1000_ETHERNET_DEVICE(0x1098),
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x108B))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x108C))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x1096))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x1098))
 	INTEL_E1000_ETHERNET_DEVICE(0x1099),
-	INTEL_E1000_ETHERNET_DEVICE(0x109A),
-	INTEL_E1000_ETHERNET_DEVICE(0x10A4),
-	INTEL_E1000_ETHERNET_DEVICE(0x10A5),
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x109A))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10A4))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10A5))
 	INTEL_E1000_ETHERNET_DEVICE(0x10B5),
-	INTEL_E1000_ETHERNET_DEVICE(0x10B9),
-	INTEL_E1000_ETHERNET_DEVICE(0x10BA),
-	INTEL_E1000_ETHERNET_DEVICE(0x10BB),
-	INTEL_E1000_ETHERNET_DEVICE(0x10BC),
-	INTEL_E1000_ETHERNET_DEVICE(0x10C4),
-	INTEL_E1000_ETHERNET_DEVICE(0x10C5),
-	INTEL_E1000_ETHERNET_DEVICE(0x10D5),
-	INTEL_E1000_ETHERNET_DEVICE(0x10D9),
-	INTEL_E1000_ETHERNET_DEVICE(0x10DA),
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10B9))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10BA))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10BB))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10BC))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10C4))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10C5))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10D5))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10D9))
+PCIE(	INTEL_E1000_ETHERNET_DEVICE(0x10DA))
 	/* required last entry */
 	{0,}
 };
@@ -153,7 +159,7 @@ static void e1000_clean_tx_ring(struct e1000_adapter *adapter,
                                 struct e1000_tx_ring *tx_ring);
 static void e1000_clean_rx_ring(struct e1000_adapter *adapter,
                                 struct e1000_rx_ring *rx_ring);
-static void e1000_set_multi(struct net_device *netdev);
+static void e1000_set_rx_mode(struct net_device *netdev);
 static void e1000_update_phy_info(unsigned long data);
 static void e1000_watchdog(unsigned long data);
 static void e1000_82547_tx_fifo_stall(unsigned long data);
@@ -299,14 +305,14 @@ module_exit(e1000_exit_module);
 static int e1000_request_irq(struct e1000_adapter *adapter)
 {
 	struct net_device *netdev = adapter->netdev;
-	void (*handler) = &e1000_intr;
+	irq_handler_t handler = e1000_intr;
 	int irq_flags = IRQF_SHARED;
 	int err;
 
 	if (adapter->hw.mac_type >= e1000_82571) {
 		adapter->have_msi = !pci_enable_msi(adapter->pdev);
 		if (adapter->have_msi) {
-			handler = &e1000_intr_msi;
+			handler = e1000_intr_msi;
 			irq_flags = 0;
 		}
 	}
@@ -514,7 +520,7 @@ static void e1000_configure(struct e1000_adapter *adapter)
 	struct net_device *netdev = adapter->netdev;
 	int i;
 
-	e1000_set_multi(netdev);
+	e1000_set_rx_mode(netdev);
 
 	e1000_restore_vlan(adapter);
 	e1000_init_manageability(adapter);
@@ -845,6 +851,64 @@ e1000_reset(struct e1000_adapter *adapter)
 }
 
 /**
+ *  Dump the eeprom for users having checksum issues
+ **/
+void e1000_dump_eeprom(struct e1000_adapter *adapter)
+{
+	struct net_device *netdev = adapter->netdev;
+	struct ethtool_eeprom eeprom;
+	const struct ethtool_ops *ops = netdev->ethtool_ops;
+	u8 *data;
+	int i;
+	u16 csum_old, csum_new = 0;
+
+	eeprom.len = ops->get_eeprom_len(netdev);
+	eeprom.offset = 0;
+
+	data = kmalloc(eeprom.len, GFP_KERNEL);
+	if (!data) {
+		printk(KERN_ERR "Unable to allocate memory to dump EEPROM"
+		       " data\n");
+		return;
+	}
+
+	ops->get_eeprom(netdev, &eeprom, data);
+
+	csum_old = (data[EEPROM_CHECKSUM_REG * 2]) +
+		   (data[EEPROM_CHECKSUM_REG * 2 + 1] << 8);
+	for (i = 0; i < EEPROM_CHECKSUM_REG * 2; i += 2)
+		csum_new += data[i] + (data[i + 1] << 8);
+	csum_new = EEPROM_SUM - csum_new;
+
+	printk(KERN_ERR "/*********************/\n");
+	printk(KERN_ERR "Current EEPROM Checksum : 0x%04x\n", csum_old);
+	printk(KERN_ERR "Calculated              : 0x%04x\n", csum_new);
+
+	printk(KERN_ERR "Offset    Values\n");
+	printk(KERN_ERR "========  ======\n");
+	print_hex_dump(KERN_ERR, "", DUMP_PREFIX_OFFSET, 16, 1, data, 128, 0);
+
+	printk(KERN_ERR "Include this output when contacting your support "
+	       "provider.\n");
+	printk(KERN_ERR "This is not a software error! Something bad "
+	       "happened to your hardware or\n");
+	printk(KERN_ERR "EEPROM image. Ignoring this "
+	       "problem could result in further problems,\n");
+	printk(KERN_ERR "possibly loss of data, corruption or system hangs!\n");
+	printk(KERN_ERR "The MAC Address will be reset to 00:00:00:00:00:00, "
+	       "which is invalid\n");
+	printk(KERN_ERR "and requires you to set the proper MAC "
+	       "address manually before continuing\n");
+	printk(KERN_ERR "to enable this network device.\n");
+	printk(KERN_ERR "Please inspect the EEPROM dump and report the issue "
+	       "to your hardware vendor\n");
+	printk(KERN_ERR "or Intel Customer Support: linux-nics@intel.com\n");
+	printk(KERN_ERR "/*********************/\n");
+
+	kfree(data);
+}
+
+/**
  * e1000_probe - Device Initialization Routine
  * @pdev: PCI device information struct
  * @ent: entry in e1000_pci_tbl
@@ -927,7 +991,7 @@ e1000_probe(struct pci_dev *pdev,
 	netdev->stop = &e1000_close;
 	netdev->hard_start_xmit = &e1000_xmit_frame;
 	netdev->get_stats = &e1000_get_stats;
-	netdev->set_multicast_list = &e1000_set_multi;
+	netdev->set_rx_mode = &e1000_set_rx_mode;
 	netdev->set_mac_address = &e1000_set_mac;
 	netdev->change_mtu = &e1000_change_mtu;
 	netdev->do_ioctl = &e1000_ioctl;
@@ -995,7 +1059,6 @@ e1000_probe(struct pci_dev *pdev,
 	adapter->en_mng_pt = e1000_enable_mng_pass_thru(&adapter->hw);
 
 	/* initialize eeprom parameters */
-
 	if (e1000_init_eeprom_params(&adapter->hw)) {
 		E1000_ERR("EEPROM initialization failed\n");
 		goto err_eeprom;
@@ -1007,23 +1070,29 @@ e1000_probe(struct pci_dev *pdev,
 	e1000_reset_hw(&adapter->hw);
 
 	/* make sure the EEPROM is good */
-
 	if (e1000_validate_eeprom_checksum(&adapter->hw) < 0) {
 		DPRINTK(PROBE, ERR, "The EEPROM Checksum Is Not Valid\n");
-		goto err_eeprom;
+		e1000_dump_eeprom(adapter);
+		/*
+		 * set MAC address to all zeroes to invalidate and temporary
+		 * disable this device for the user. This blocks regular
+		 * traffic while still permitting ethtool ioctls from reaching
+		 * the hardware as well as allowing the user to run the
+		 * interface after manually setting a hw addr using
+		 * `ip set address`
+		 */
+		memset(adapter->hw.mac_addr, 0, netdev->addr_len);
+	} else {
+		/* copy the MAC address out of the EEPROM */
+		if (e1000_read_mac_addr(&adapter->hw))
+			DPRINTK(PROBE, ERR, "EEPROM Read Error\n");
 	}
-
-	/* copy the MAC address out of the EEPROM */
-
-	if (e1000_read_mac_addr(&adapter->hw))
-		DPRINTK(PROBE, ERR, "EEPROM Read Error\n");
+	/* don't block initalization here due to bad MAC address */
 	memcpy(netdev->dev_addr, adapter->hw.mac_addr, netdev->addr_len);
 	memcpy(netdev->perm_addr, adapter->hw.mac_addr, netdev->addr_len);
 
-	if (!is_valid_ether_addr(netdev->perm_addr)) {
+	if (!is_valid_ether_addr(netdev->perm_addr))
 		DPRINTK(PROBE, ERR, "Invalid MAC Address\n");
-		goto err_eeprom;
-	}
 
 	e1000_get_bus_info(&adapter->hw);
 
@@ -2410,21 +2479,22 @@ e1000_set_mac(struct net_device *netdev, void *p)
 }
 
 /**
- * e1000_set_multi - Multicast and Promiscuous mode set
+ * e1000_set_rx_mode - Secondary Unicast, Multicast and Promiscuous mode set
  * @netdev: network interface device structure
  *
- * The set_multi entry point is called whenever the multicast address
- * list or the network interface flags are updated.  This routine is
- * responsible for configuring the hardware for proper multicast,
+ * The set_rx_mode entry point is called whenever the unicast or multicast
+ * address lists or the network interface flags are updated. This routine is
+ * responsible for configuring the hardware for proper unicast, multicast,
  * promiscuous mode, and all-multi behavior.
  **/
 
 static void
-e1000_set_multi(struct net_device *netdev)
+e1000_set_rx_mode(struct net_device *netdev)
 {
 	struct e1000_adapter *adapter = netdev_priv(netdev);
 	struct e1000_hw *hw = &adapter->hw;
-	struct dev_mc_list *mc_ptr;
+	struct dev_addr_list *uc_ptr;
+	struct dev_addr_list *mc_ptr;
 	uint32_t rctl;
 	uint32_t hash_value;
 	int i, rar_entries = E1000_RAR_ENTRIES;
@@ -2447,9 +2517,16 @@ e1000_set_multi(struct net_device *netdev)
 		rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE);
 	} else if (netdev->flags & IFF_ALLMULTI) {
 		rctl |= E1000_RCTL_MPE;
-		rctl &= ~E1000_RCTL_UPE;
 	} else {
-		rctl &= ~(E1000_RCTL_UPE | E1000_RCTL_MPE);
+		rctl &= ~E1000_RCTL_MPE;
+	}
+
+	uc_ptr = NULL;
+	if (netdev->uc_count > rar_entries - 1) {
+		rctl |= E1000_RCTL_UPE;
+	} else if (!(netdev->flags & IFF_PROMISC)) {
+		rctl &= ~E1000_RCTL_UPE;
+		uc_ptr = netdev->uc_list;
 	}
 
 	E1000_WRITE_REG(hw, RCTL, rctl);
@@ -2459,7 +2536,10 @@ e1000_set_multi(struct net_device *netdev)
 	if (hw->mac_type == e1000_82542_rev2_0)
 		e1000_enter_82542_rst(adapter);
 
-	/* load the first 14 multicast address into the exact filters 1-14
+	/* load the first 14 addresses into the exact filters 1-14. Unicast
+	 * addresses take precedence to avoid disabling unicast filtering
+	 * when possible.
+	 *
 	 * RAR 0 is used for the station MAC adddress
 	 * if there are not 14 addresses, go ahead and clear the filters
 	 * -- with 82571 controllers only 0-13 entries are filled here
@@ -2467,8 +2547,11 @@ e1000_set_multi(struct net_device *netdev)
 	mc_ptr = netdev->mc_list;
 
 	for (i = 1; i < rar_entries; i++) {
-		if (mc_ptr) {
-			e1000_rar_set(hw, mc_ptr->dmi_addr, i);
+		if (uc_ptr) {
+			e1000_rar_set(hw, uc_ptr->da_addr, i);
+			uc_ptr = uc_ptr->next;
+		} else if (mc_ptr) {
+			e1000_rar_set(hw, mc_ptr->da_addr, i);
 			mc_ptr = mc_ptr->next;
 		} else {
 			E1000_WRITE_REG_ARRAY(hw, RA, i << 1, 0);
@@ -2477,6 +2560,7 @@ e1000_set_multi(struct net_device *netdev)
 			E1000_WRITE_FLUSH(hw);
 		}
 	}
+	WARN_ON(uc_ptr != NULL);
 
 	/* clear the old settings from the multicast hash table */
 
@@ -2488,7 +2572,7 @@ e1000_set_multi(struct net_device *netdev)
 	/* load any remaining addresses into the hash table */
 
 	for (; mc_ptr; mc_ptr = mc_ptr->next) {
-		hash_value = e1000_hash_mc_addr(hw, mc_ptr->dmi_addr);
+		hash_value = e1000_hash_mc_addr(hw, mc_ptr->da_addr);
 		e1000_mta_set(hw, hash_value);
 	}
 
@@ -3680,10 +3764,6 @@ e1000_update_stats(struct e1000_adapter *adapter)
 	}
 
 	/* Fill out the OS statistics structure */
-	adapter->net_stats.rx_packets = adapter->stats.gprc;
-	adapter->net_stats.tx_packets = adapter->stats.gptc;
-	adapter->net_stats.rx_bytes = adapter->stats.gorcl;
-	adapter->net_stats.tx_bytes = adapter->stats.gotcl;
 	adapter->net_stats.multicast = adapter->stats.mprc;
 	adapter->net_stats.collisions = adapter->stats.colc;
 
@@ -4059,6 +4139,8 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter,
 	}
 	adapter->total_tx_bytes += total_tx_bytes;
 	adapter->total_tx_packets += total_tx_packets;
+	adapter->net_stats.tx_bytes += total_tx_bytes;
+	adapter->net_stats.tx_packets += total_tx_packets;
 	return cleaned;
 }
 
@@ -4106,8 +4188,8 @@ e1000_rx_checksum(struct e1000_adapter *adapter,
 		/* Hardware complements the payload checksum, so we undo it
 		 * and then put the value in host order for further stack use.
 		 */
-		csum = ntohl(csum ^ 0xFFFF);
-		skb->csum = csum;
+		__sum16 sum = (__force __sum16)htons(csum);
+		skb->csum = csum_unfold(~sum);
 		skb->ip_summed = CHECKSUM_COMPLETE;
 	}
 	adapter->hw_csum_good++;
@@ -4281,6 +4363,8 @@ next_desc:
 
 	adapter->total_rx_packets += total_rx_packets;
 	adapter->total_rx_bytes += total_rx_bytes;
+	adapter->net_stats.rx_bytes += total_rx_bytes;
+	adapter->net_stats.rx_packets += total_rx_packets;
 	return cleaned;
 }
 
@@ -4468,6 +4552,8 @@ next_desc:
 
 	adapter->total_rx_packets += total_rx_packets;
 	adapter->total_rx_bytes += total_rx_bytes;
+	adapter->net_stats.rx_bytes += total_rx_bytes;
+	adapter->net_stats.rx_packets += total_rx_packets;
 	return cleaned;
 }
 
@@ -4631,7 +4717,7 @@ e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
 				rx_desc->read.buffer_addr[j+1] =
 				     cpu_to_le64(ps_page_dma->ps_page_dma[j]);
 			} else
-				rx_desc->read.buffer_addr[j+1] = ~0;
+				rx_desc->read.buffer_addr[j+1] = ~cpu_to_le64(0);
 		}
 
 		skb = netdev_alloc_skb(netdev,
@@ -4874,22 +4960,6 @@ e1000_pci_clear_mwi(struct e1000_hw *hw)
 	pci_clear_mwi(adapter->pdev);
 }
 
-void
-e1000_read_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
-{
-	struct e1000_adapter *adapter = hw->back;
-
-	pci_read_config_word(adapter->pdev, reg, value);
-}
-
-void
-e1000_write_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
-{
-	struct e1000_adapter *adapter = hw->back;
-
-	pci_write_config_word(adapter->pdev, reg, *value);
-}
-
 int
 e1000_pcix_get_mmrbc(struct e1000_hw *hw)
 {
@@ -5095,7 +5165,7 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state)
 
 	if (wufc) {
 		e1000_setup_rctl(adapter);
-		e1000_set_multi(netdev);
+		e1000_set_rx_mode(netdev);
 
 		/* turn on all-multi mode if wake on multicast is enabled */
 		if (wufc & E1000_WUFC_MC) {