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[PATCH] e1000 ethtool_ops support

To: Jeff Cramer <cramer@xxxxxxxxx>, "Feldman, Scott" <scott.feldman@xxxxxxxxx>, Jeff Garzik <jgarzik@xxxxxxxxx>, Chris Wright <chrisw@xxxxxxxx>
Subject: [PATCH] e1000 ethtool_ops support
From: Stephen Hemminger <shemminger@xxxxxxxx>
Date: Fri, 16 Apr 2004 15:54:49 -0700
Cc: netdev@xxxxxxxxxxx
Organization: Open Source Development Lab
Sender: netdev-bounce@xxxxxxxxxxx
Okay, here is a first cut at ethtool ops integration for e1000.

It has been touch tested for the basic operations on a card on
a lab machine.  Please review before including in the 2.6.6 kernel.

diff -Nru a/drivers/net/e1000/e1000_ethtool.c 
b/drivers/net/e1000/e1000_ethtool.c
--- a/drivers/net/e1000/e1000_ethtool.c Fri Apr 16 15:50:02 2004
+++ b/drivers/net/e1000/e1000_ethtool.c Fri Apr 16 15:50:02 2004
@@ -53,7 +53,7 @@
 
 #define E1000_STAT(m) sizeof(((struct e1000_adapter *)0)->m), \
                      offsetof(struct e1000_adapter, m)
-static struct e1000_stats e1000_gstrings_stats[] = {
+static const struct e1000_stats e1000_gstrings_stats[] = {
        { "rx_packets", E1000_STAT(net_stats.rx_packets) },
        { "tx_packets", E1000_STAT(net_stats.tx_packets) },
        { "rx_bytes", E1000_STAT(net_stats.rx_bytes) },
@@ -100,9 +100,10 @@
 };
 #define E1000_TEST_LEN sizeof(e1000_gstrings_test) / ETH_GSTRING_LEN
 
-static void
-e1000_ethtool_gset(struct e1000_adapter *adapter, struct ethtool_cmd *ecmd)
+static int
+e1000_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 {
+       struct e1000_adapter *adapter = netdev_priv(dev);
        struct e1000_hw *hw = &adapter->hw;
 
        if(hw->media_type == e1000_media_type_copper) {
@@ -169,11 +170,13 @@
        }
 
        ecmd->autoneg = (hw->autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
+       return 0;
 }
 
 static int
-e1000_ethtool_sset(struct e1000_adapter *adapter, struct ethtool_cmd *ecmd)
+e1000_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 {
+       struct e1000_adapter *adapter = netdev_priv(dev);
        struct e1000_hw *hw = &adapter->hw;
 
        if(ecmd->autoneg == AUTONEG_ENABLE) {
@@ -195,10 +198,11 @@
        return 0;
 }
 
-static int
-e1000_ethtool_gpause(struct e1000_adapter *adapter,
+static void
+e1000_get_pauseparam(struct net_device *netdev,
                      struct ethtool_pauseparam *epause)
 {
+       struct e1000_adapter *adapter = netdev_priv(netdev);
        struct e1000_hw *hw = &adapter->hw;
        
        epause->autoneg = 
@@ -212,14 +216,13 @@
                epause->rx_pause = 1;
                epause->tx_pause = 1;
        }
-       
-       return 0;
 }
 
 static int
-e1000_ethtool_spause(struct e1000_adapter *adapter,
+e1000_set_pauseparam(struct net_device *netdev,
                      struct ethtool_pauseparam *epause)
 {
+       struct e1000_adapter *adapter = netdev_priv(netdev);
        struct e1000_hw *hw = &adapter->hw;
        
        adapter->fc_autoneg = epause->autoneg;
@@ -248,28 +251,117 @@
        return 0;
 }
 
+static u32
+e1000_get_rx_csum(struct net_device *netdev)
+{
+       struct e1000_adapter *adapter = netdev_priv(netdev);
+       return adapter->rx_csum;
+}
+
+static int
+e1000_set_rx_csum(struct net_device *netdev, u32 data)
+{
+       struct e1000_adapter *adapter = netdev_priv(netdev);
+
+       adapter->rx_csum = data;
+       if(netif_running(netdev)) {
+               e1000_down(adapter);
+               e1000_up(adapter);
+       } else
+               e1000_reset(adapter);
+       return 0;
+}
+
+static u32
+e1000_get_tx_csum(struct net_device *netdev)
+{
+       return (netdev->features & NETIF_F_HW_CSUM) != 0;
+}
+
+static int
+e1000_set_tx_csum(struct net_device *netdev, u32 data)
+{
+       struct e1000_adapter *adapter = netdev_priv(netdev);
+
+       if(adapter->hw.mac_type < e1000_82543)
+               return data ? -EINVAL : 0;
+
+       if (data)
+               netdev->features |= NETIF_F_HW_CSUM;
+       else
+               netdev->features &= ~NETIF_F_HW_CSUM;
+       return 0;
+}
+
+static u32
+e1000_get_sg(struct net_device *netdev)
+{
+       return (netdev->features & NETIF_F_SG) != 0;
+}
+
+static int
+e1000_set_sg(struct net_device *netdev, u32 data)
+{
+       if (data)
+               netdev->features |= NETIF_F_SG;
+       else
+               netdev->features &= ~NETIF_F_SG;
+       return 0;
+}
+
+static u32
+e1000_get_tso(struct net_device *netdev)
+{
+       return (netdev->features & NETIF_F_TSO);
+}
+
+static int
+e1000_set_tso(struct net_device *netdev, u32 data)
+{
+       struct e1000_adapter *adapter = netdev_priv(netdev);
+
+       if (adapter->hw.mac_type < e1000_82544 ||
+            adapter->hw.mac_type == e1000_82547)
+               return data ? -EINVAL : 0;
+               
+       if (data)
+               netdev->features |= NETIF_F_TSO;
+       else
+               netdev->features &= ~NETIF_F_TSO;
+       return 0;
+}
+
+
 static void
-e1000_ethtool_gdrvinfo(struct e1000_adapter *adapter,
-                       struct ethtool_drvinfo *drvinfo)
+e1000_get_drvinfo(struct net_device *dev, 
+                 struct ethtool_drvinfo *drvinfo)
 {
+       struct e1000_adapter *adapter = netdev_priv(dev);
+
        strncpy(drvinfo->driver,  e1000_driver_name, 32);
        strncpy(drvinfo->version, e1000_driver_version, 32);
        strncpy(drvinfo->fw_version, "N/A", 32);
        strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
-       drvinfo->n_stats = E1000_STATS_LEN;
-       drvinfo->testinfo_len = E1000_TEST_LEN;
+}
+
+static int
+e1000_get_regs_len(struct net_device *dev)
+{
 #define E1000_REGS_LEN 32
-       drvinfo->regdump_len  = E1000_REGS_LEN * sizeof(uint32_t);
-       drvinfo->eedump_len = adapter->hw.eeprom.word_size * 2;
+       return E1000_REGS_LEN * sizeof(uint32_t);
 }
 
 static void
-e1000_ethtool_gregs(struct e1000_adapter *adapter,
-                    struct ethtool_regs *regs, uint32_t *regs_buff)
+e1000_get_regs(struct net_device *dev,
+              struct ethtool_regs *regs, void *p)
 {
+       struct e1000_adapter *adapter = netdev_priv(dev);
        struct e1000_hw *hw = &adapter->hw;
+       u32 *regs_buff = p;
        uint16_t phy_data;
 
+       memset(p, 0, E1000_REGS_LEN * sizeof(uint32_t));
+
        regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
 
        regs_buff[0]  = E1000_READ_REG(hw, CTRL);
@@ -342,30 +434,36 @@
        e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
        regs_buff[24] = (uint32_t)phy_data;  /* phy local receiver status */
        regs_buff[25] = regs_buff[24];  /* phy remote receiver status */
+}
+
+static int
+e1000_get_eeprom_len(struct net_device *dev)
+{
+       struct e1000_adapter *adapter = netdev_priv(dev);
 
-       return;
+       return adapter->hw.eeprom.word_size * 2;
 }
 
 static int
-e1000_ethtool_geeprom(struct e1000_adapter *adapter,
-                      struct ethtool_eeprom *eeprom, uint16_t *eeprom_buff)
+e1000_get_eeprom(struct net_device *dev,
+                struct ethtool_eeprom *eeprom, u8 *bytes)
 {
+       struct e1000_adapter *adapter = netdev_priv(dev);
        struct e1000_hw *hw = &adapter->hw;
+       uint16_t *eeprom_buff = (uint16_t *) bytes;
        int first_word, last_word;
        int ret_val = 0;
        uint16_t i;
 
-       if(eeprom->len == 0) {
-               ret_val = -EINVAL;
-               goto geeprom_error;
-       }
+       if(eeprom->len == 0) 
+               return  -EINVAL;
 
        eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 
-       if(eeprom->offset > eeprom->offset + eeprom->len) {
-               ret_val = -EINVAL;
-               goto geeprom_error;
-       }
+       if(eeprom->offset > eeprom->offset + eeprom->len) 
+               return -EINVAL;
+
+       memset(bytes, 0, adapter->hw.eeprom.word_size*2);
 
        if((eeprom->offset + eeprom->len) > (hw->eeprom.word_size * 2))
                eeprom->len = ((hw->eeprom.word_size * 2) - eeprom->offset);
@@ -388,14 +486,14 @@
        for (i = 0; i < last_word - first_word + 1; i++)
                le16_to_cpus(&eeprom_buff[i]);
 
-geeprom_error:
        return ret_val;
 }
 
 static int
-e1000_ethtool_seeprom(struct e1000_adapter *adapter,
-                      struct ethtool_eeprom *eeprom, void *user_data)
+e1000_set_eeprom(struct net_device *netdev,
+                struct ethtool_eeprom *eeprom, u8 *bytes)
 {
+       struct e1000_adapter *adapter = netdev_priv(netdev);
        struct e1000_hw *hw = &adapter->hw;
        uint16_t *eeprom_buff;
        void *ptr;
@@ -439,11 +537,7 @@
        for (i = 0; i < last_word - first_word + 1; i++)
                le16_to_cpus(&eeprom_buff[i]);
 
-       if((ret_val != 0) || copy_from_user(ptr, user_data, eeprom->len)) {
-               ret_val = -EFAULT;
-               goto seeprom_error;
-       }
-
+       memcpy(ptr, bytes, eeprom->len);
        for (i = 0; i < last_word - first_word + 1; i++)
                eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]);
 
@@ -454,15 +548,15 @@
        if((ret_val == 0) && first_word <= EEPROM_CHECKSUM_REG)
                e1000_update_eeprom_checksum(hw);
 
-seeprom_error:
        kfree(eeprom_buff);
        return ret_val;
 }
 
-static int
-e1000_ethtool_gring(struct e1000_adapter *adapter,
+static void
+e1000_get_ringparam(struct net_device *netdev,
                     struct ethtool_ringparam *ring)
 {
+       struct e1000_adapter *adapter = netdev_priv(netdev);
        e1000_mac_type mac_type = adapter->hw.mac_type;
        struct e1000_desc_ring *txdr = &adapter->tx_ring;
        struct e1000_desc_ring *rxdr = &adapter->rx_ring;
@@ -477,13 +571,12 @@
        ring->tx_pending = txdr->count;
        ring->rx_mini_pending = 0;
        ring->rx_jumbo_pending = 0;
-
-       return 0;
 }
+
 static int 
-e1000_ethtool_sring(struct e1000_adapter *adapter,
-                    struct ethtool_ringparam *ring)
+e1000_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
 {
+       struct e1000_adapter *adapter = netdev_priv(netdev);
        int err;
        e1000_mac_type mac_type = adapter->hw.mac_type;
        struct e1000_desc_ring *txdr = &adapter->tx_ring;
@@ -806,8 +899,6 @@
                kfree(txdr->buffer_info);
        if(rxdr->buffer_info)
                kfree(rxdr->buffer_info);
-
-       return;
 }
 
 static int
@@ -939,8 +1030,6 @@
        e1000_write_phy_reg(&adapter->hw, 30, 0x8FFC);
        e1000_write_phy_reg(&adapter->hw, 29, 0x001A);
        e1000_write_phy_reg(&adapter->hw, 30, 0x8FF0);
-
-       return;
 }
 
 static void
@@ -1257,11 +1346,19 @@
        return *data;
 }
 
+
 static int
-e1000_ethtool_test(struct e1000_adapter *adapter,
-                  struct ethtool_test *eth_test, uint64_t *data)
+e1000_diag_test_count(struct net_device *dev)
 {
-       boolean_t if_running = netif_running(adapter->netdev);
+       return E1000_TEST_LEN;
+}
+
+static void 
+e1000_diag_test(struct net_device *netdev,
+               struct ethtool_test *eth_test, u64 *data)
+{
+       struct e1000_adapter *adapter = netdev_priv(netdev);
+       boolean_t if_running = netif_running(netdev);
 
        if(eth_test->flags == ETH_TEST_FL_OFFLINE) {
                /* Offline tests */
@@ -1305,12 +1402,12 @@
                data[2] = 0;
                data[3] = 0;
        }
-       return 0;
 }
 
 static void
-e1000_ethtool_gwol(struct e1000_adapter *adapter, struct ethtool_wolinfo *wol)
+e1000_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 {
+       struct e1000_adapter *adapter = netdev_priv(dev);
        struct e1000_hw *hw = &adapter->hw;
 
        switch(adapter->hw.device_id) {
@@ -1348,10 +1445,10 @@
                return;
        }
 }
-
 static int
-e1000_ethtool_swol(struct e1000_adapter *adapter, struct ethtool_wolinfo *wol)
+e1000_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 {
+       struct e1000_adapter *adapter = netdev_priv(dev);
        struct e1000_hw *hw = &adapter->hw;
 
        switch(adapter->hw.device_id) {
@@ -1408,8 +1505,13 @@
 }
 
 static int
-e1000_ethtool_led_blink(struct e1000_adapter *adapter, struct ethtool_value 
*id)
+e1000_phys_id(struct net_device *netdev, u32 data)
 {
+       struct e1000_adapter *adapter = netdev_priv(netdev);
+
+       if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
+               data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
+
        if(!adapter->blink_timer.function) {
                init_timer(&adapter->blink_timer);
                adapter->blink_timer.function = e1000_led_blink_callback;
@@ -1420,11 +1522,7 @@
        mod_timer(&adapter->blink_timer, jiffies);
 
        set_current_state(TASK_INTERRUPTIBLE);
-       if(id->data)
-               schedule_timeout(id->data * HZ);
-       else
-               schedule_timeout(MAX_SCHEDULE_TIMEOUT);
-
+       schedule_timeout(data * HZ);
        del_timer_sync(&adapter->blink_timer);
        e1000_led_off(&adapter->hw);
        clear_bit(E1000_LED_ON, &adapter->led_status);
@@ -1433,342 +1531,96 @@
        return 0;
 }
 
-int
-e1000_ethtool_ioctl(struct net_device *netdev, struct ifreq *ifr)
+static int
+e1000_nway_reset(struct net_device *netdev)
 {
-       struct e1000_adapter *adapter = netdev->priv;
-       void *addr = ifr->ifr_data;
-       uint32_t cmd;
-
-       if(get_user(cmd, (uint32_t *) addr))
-               return -EFAULT;
-
-       switch(cmd) {
-       case ETHTOOL_GSET: {
-               struct ethtool_cmd ecmd = {ETHTOOL_GSET};
-               e1000_ethtool_gset(adapter, &ecmd);
-               if(copy_to_user(addr, &ecmd, sizeof(ecmd)))
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_SSET: {
-               struct ethtool_cmd ecmd;
-               if(copy_from_user(&ecmd, addr, sizeof(ecmd)))
-                       return -EFAULT;
-               return e1000_ethtool_sset(adapter, &ecmd);
-       }
-       case ETHTOOL_GDRVINFO: {
-               struct ethtool_drvinfo drvinfo = {ETHTOOL_GDRVINFO};
-               e1000_ethtool_gdrvinfo(adapter, &drvinfo);
-               if(copy_to_user(addr, &drvinfo, sizeof(drvinfo)))
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_GSTRINGS: {
-               struct ethtool_gstrings gstrings = { ETHTOOL_GSTRINGS };
-               char *strings = NULL;
-               int err = 0;
-
-               if(copy_from_user(&gstrings, addr, sizeof(gstrings)))
-                       return -EFAULT;
-               switch(gstrings.string_set) {
-               case ETH_SS_TEST:
-                       gstrings.len = E1000_TEST_LEN;
-                       strings = kmalloc(E1000_TEST_LEN * ETH_GSTRING_LEN,
-                                         GFP_KERNEL);
-                       if(!strings)
-                               return -ENOMEM;
-                       memcpy(strings, e1000_gstrings_test, E1000_TEST_LEN *
-                              ETH_GSTRING_LEN);
-                       break;
-               case ETH_SS_STATS: {
-                       int i;
-                       gstrings.len = E1000_STATS_LEN;
-                       strings = kmalloc(E1000_STATS_LEN * ETH_GSTRING_LEN,
-                                         GFP_KERNEL);
-                       if(!strings)
-                               return -ENOMEM;
-                       for(i=0; i < E1000_STATS_LEN; i++) {
-                               memcpy(&strings[i * ETH_GSTRING_LEN],
-                                      e1000_gstrings_stats[i].stat_string,
-                                      ETH_GSTRING_LEN);
-                       }
-                       break;
-               }
-               default:
-                       return -EOPNOTSUPP;
-               }
-               if(copy_to_user(addr, &gstrings, sizeof(gstrings)))
-                       err = -EFAULT;
-               addr += offsetof(struct ethtool_gstrings, data);
-               if(!err && copy_to_user(addr, strings,
-                  gstrings.len * ETH_GSTRING_LEN))
-                       err = -EFAULT;
-
-               kfree(strings);
-               return err;
-       }
-       case ETHTOOL_GREGS: {
-               struct ethtool_regs regs = {ETHTOOL_GREGS};
-               uint32_t regs_buff[E1000_REGS_LEN];
-
-               if(copy_from_user(&regs, addr, sizeof(regs)))
-                       return -EFAULT;
-               e1000_ethtool_gregs(adapter, &regs, regs_buff);
-               if(copy_to_user(addr, &regs, sizeof(regs)))
-                       return -EFAULT;
-
-               addr += offsetof(struct ethtool_regs, data);
-               if(copy_to_user(addr, regs_buff, regs.len))
-                       return -EFAULT;
-
-               return 0;
-       }
-       case ETHTOOL_NWAY_RST: {
-               if(netif_running(netdev)) {
-                       e1000_down(adapter);
-                       e1000_up(adapter);
-               }
-               return 0;
-       }
-       case ETHTOOL_PHYS_ID: {
-               struct ethtool_value id;
-               if(copy_from_user(&id, addr, sizeof(id)))
-                       return -EFAULT;
-               return e1000_ethtool_led_blink(adapter, &id);
-       }
-       case ETHTOOL_GLINK: {
-               struct ethtool_value link = {ETHTOOL_GLINK};
-               link.data = netif_carrier_ok(netdev);
-               if(copy_to_user(addr, &link, sizeof(link)))
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_GWOL: {
-               struct ethtool_wolinfo wol = {ETHTOOL_GWOL};
-               e1000_ethtool_gwol(adapter, &wol);
-               if(copy_to_user(addr, &wol, sizeof(wol)) != 0)
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_SWOL: {
-               struct ethtool_wolinfo wol;
-               if(copy_from_user(&wol, addr, sizeof(wol)) != 0)
-                       return -EFAULT;
-               return e1000_ethtool_swol(adapter, &wol);
-       }
-       case ETHTOOL_GEEPROM: {
-               struct ethtool_eeprom eeprom = {ETHTOOL_GEEPROM};
-               struct e1000_hw *hw = &adapter->hw;
-               uint16_t *eeprom_buff;
-               void *ptr;
-               int err = 0;
-
-               if(copy_from_user(&eeprom, addr, sizeof(eeprom)))
-                       return -EFAULT;
-
-               eeprom_buff = kmalloc(hw->eeprom.word_size * 2, GFP_KERNEL);
-
-               if(!eeprom_buff)
-                       return -ENOMEM;
-
-               if((err = e1000_ethtool_geeprom(adapter, &eeprom,
-                                               eeprom_buff)))
-                       goto err_geeprom_ioctl;
-
-               if(copy_to_user(addr, &eeprom, sizeof(eeprom))) {
-                       err = -EFAULT;
-                       goto err_geeprom_ioctl;
-               }
-
-               addr += offsetof(struct ethtool_eeprom, data);
-               ptr = ((void *)eeprom_buff) + (eeprom.offset & 1);
-
-               if(copy_to_user(addr, ptr, eeprom.len))
-                       err = -EFAULT;
-
-err_geeprom_ioctl:
-               kfree(eeprom_buff);
-               return err;
-       }
-       case ETHTOOL_SEEPROM: {
-               struct ethtool_eeprom eeprom;
-
-               if(copy_from_user(&eeprom, addr, sizeof(eeprom)))
-                       return -EFAULT;
-
-               addr += offsetof(struct ethtool_eeprom, data);
-               return e1000_ethtool_seeprom(adapter, &eeprom, addr);
-       }
-       case ETHTOOL_GRINGPARAM: {
-               struct ethtool_ringparam ering = {ETHTOOL_GRINGPARAM};
-               e1000_ethtool_gring(adapter, &ering);
-               if(copy_to_user(addr, &ering, sizeof(ering)))
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_SRINGPARAM: {
-               struct ethtool_ringparam ering;
-               if(copy_from_user(&ering, addr, sizeof(ering)))
-                       return -EFAULT;
-               return e1000_ethtool_sring(adapter, &ering);
-       }
-       case ETHTOOL_GPAUSEPARAM: {
-               struct ethtool_pauseparam epause = {ETHTOOL_GPAUSEPARAM};
-               e1000_ethtool_gpause(adapter, &epause);
-               if(copy_to_user(addr, &epause, sizeof(epause)))
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_SPAUSEPARAM: {
-               struct ethtool_pauseparam epause;
-               if(copy_from_user(&epause, addr, sizeof(epause)))
-                       return -EFAULT;
-               return e1000_ethtool_spause(adapter, &epause);
-       }
-       case ETHTOOL_GSTATS: {
-               struct {
-                       struct ethtool_stats eth_stats;
-                       uint64_t data[E1000_STATS_LEN];
-               } stats = { {ETHTOOL_GSTATS, E1000_STATS_LEN} };
-               int i;
-
-               e1000_update_stats(adapter);
-               for(i = 0; i < E1000_STATS_LEN; i++)
-                       stats.data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
-                                       sizeof(uint64_t)) ?
-                               *(uint64_t *)((char *)adapter +
-                                       e1000_gstrings_stats[i].stat_offset) :
-                               *(uint32_t *)((char *)adapter +
-                                       e1000_gstrings_stats[i].stat_offset);
-               if(copy_to_user(addr, &stats, sizeof(stats)))
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_TEST: {
-               struct {
-                       struct ethtool_test eth_test;
-                       uint64_t data[E1000_TEST_LEN];
-               } test = { {ETHTOOL_TEST} };
-               int err;
-
-               if(copy_from_user(&test.eth_test, addr, sizeof(test.eth_test)))
-                       return -EFAULT;
-
-               test.eth_test.len = E1000_TEST_LEN;
-
-               if((err = e1000_ethtool_test(adapter, &test.eth_test,
-                                            test.data)))
-                       return err;
-
-               if(copy_to_user(addr, &test, sizeof(test)) != 0)
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_GRXCSUM: {
-               struct ethtool_value edata = { ETHTOOL_GRXCSUM };
-
-               edata.data = adapter->rx_csum;
-               if (copy_to_user(addr, &edata, sizeof(edata)))
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_SRXCSUM: {
-               struct ethtool_value edata;
-
-               if (copy_from_user(&edata, addr, sizeof(edata)))
-                       return -EFAULT;
-               adapter->rx_csum = edata.data;
-               if(netif_running(netdev)) {
-                       e1000_down(adapter);
-                       e1000_up(adapter);
-               } else
-                       e1000_reset(adapter);
-               return 0;
-       }
-       case ETHTOOL_GTXCSUM: {
-               struct ethtool_value edata = { ETHTOOL_GTXCSUM };
+       struct e1000_adapter *adapter = netdev_priv(netdev);
 
-               edata.data =
-                       (netdev->features & NETIF_F_HW_CSUM) != 0;
-               if (copy_to_user(addr, &edata, sizeof(edata)))
-                       return -EFAULT;
-               return 0;
+       if(netif_running(netdev)) {
+               e1000_down(adapter);
+               e1000_up(adapter);
        }
-       case ETHTOOL_STXCSUM: {
-               struct ethtool_value edata;
+       return 0;
+}
 
-               if (copy_from_user(&edata, addr, sizeof(edata)))
-                       return -EFAULT;
+static u32
+e1000_get_link(struct net_device *netdev)
+{
+       return netif_carrier_ok(netdev);
+}
 
-               if(adapter->hw.mac_type < e1000_82543) {
-                       if (edata.data != 0)
-                               return -EINVAL;
-                       return 0;
-               }
 
-               if (edata.data)
-                       netdev->features |= NETIF_F_HW_CSUM;
-               else
-                       netdev->features &= ~NETIF_F_HW_CSUM;
+static int
+e1000_get_stats_count(struct net_device *dev)
+{
+       return E1000_STATS_LEN;
+}
 
-               return 0;
-       }
-       case ETHTOOL_GSG: {
-               struct ethtool_value edata = { ETHTOOL_GSG };
+static void
+e1000_get_ethtool_stats(struct net_device *netdev,
+                       struct ethtool_stats *stats, u64 *data)
+{
+       struct e1000_adapter *adapter = netdev_priv(netdev);
+       int i;
 
-               edata.data =
-                       (netdev->features & NETIF_F_SG) != 0;
-               if (copy_to_user(addr, &edata, sizeof(edata)))
-                       return -EFAULT;
-               return 0;
+       e1000_update_stats(adapter);
+       for(i = 0; i < E1000_STATS_LEN; i++) {
+               char *p = (char *) adapter + 
e1000_gstrings_stats[i].stat_offset;
+               data[i] = (e1000_gstrings_stats[i].sizeof_stat == 
sizeof(uint64_t)) 
+                       ? *(uint64_t *)p : *(uint32_t *)p;
        }
-       case ETHTOOL_SSG: {
-               struct ethtool_value edata;
-
-               if (copy_from_user(&edata, addr, sizeof(edata)))
-                       return -EFAULT;
-
-               if (edata.data)
-                       netdev->features |= NETIF_F_SG;
-               else
-                       netdev->features &= ~NETIF_F_SG;
+}
 
-               return 0;
-       }
-#ifdef NETIF_F_TSO
-       case ETHTOOL_GTSO: {
-               struct ethtool_value edata = { ETHTOOL_GTSO };
-
-               edata.data = (netdev->features & NETIF_F_TSO) != 0;
-               if (copy_to_user(addr, &edata, sizeof(edata)))
-                       return -EFAULT;
-               return 0;
-       }
-       case ETHTOOL_STSO: {
-               struct ethtool_value edata;
+static void
+e1000_get_strings(struct net_device *netdev, u32 string_set, u8 *data)
+{
+       int i;
 
-               if (copy_from_user(&edata, addr, sizeof(edata)))
-                       return -EFAULT;
+       switch(string_set) {
+       case ETH_SS_TEST:
+               memcpy(data, e1000_gstrings_test, E1000_TEST_LEN * 
ETH_GSTRING_LEN);
+               break;
 
-               if ((adapter->hw.mac_type < e1000_82544) ||
-                   (adapter->hw.mac_type == e1000_82547)) {
-                       if (edata.data != 0)
-                               return -EINVAL;
-                       return 0;
+       case ETH_SS_STATS:
+               for(i=0; i < E1000_STATS_LEN; i++) {
+                       memcpy(data + i * ETH_GSTRING_LEN,
+                              e1000_gstrings_stats[i].stat_string,
+                              ETH_GSTRING_LEN);
                }
-
-               if (edata.data)
-                       netdev->features |= NETIF_F_TSO;
-               else
-                       netdev->features &= ~NETIF_F_TSO;
-
-               return 0;
-       }
-#endif
-       default:
-               return -EOPNOTSUPP;
+               break;
        }
 }
 
 
+struct ethtool_ops e1000_ethtool_ops = {
+       .get_settings           = e1000_get_settings,
+       .set_settings           = e1000_set_settings,
+       .get_drvinfo            = e1000_get_drvinfo,
+       .get_regs_len           = e1000_get_regs_len,
+       .get_regs               = e1000_get_regs,
+       .get_wol                = e1000_get_wol,
+       .set_wol                = e1000_set_wol,
+       .nway_reset             = e1000_nway_reset,
+       .get_link               = e1000_get_link,
+       .get_eeprom_len         = e1000_get_eeprom_len,
+       .get_eeprom             = e1000_get_eeprom,
+       .set_eeprom             = e1000_set_eeprom,
+       .get_ringparam          = e1000_get_ringparam,
+       .set_ringparam          = e1000_set_ringparam,
+       .get_pauseparam         = e1000_get_pauseparam,
+       .set_pauseparam         = e1000_set_pauseparam,
+       .get_rx_csum            = e1000_get_rx_csum,
+       .set_rx_csum            = e1000_set_rx_csum,
+       .get_tx_csum            = e1000_get_tx_csum,
+       .set_tx_csum            = e1000_set_tx_csum,
+       .get_sg                 = e1000_get_sg,
+       .set_sg                 = e1000_set_sg,
+       .get_tso                = e1000_get_tso,
+       .set_tso                = e1000_set_tso,
+       .self_test_count        = e1000_diag_test_count,
+       .self_test              = e1000_diag_test,
+       .get_strings            = e1000_get_strings,
+       .phys_id                = e1000_phys_id,
+       .get_stats_count        = e1000_get_stats_count,
+       .get_ethtool_stats      = e1000_get_ethtool_stats,
+};
diff -Nru a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
--- a/drivers/net/e1000/e1000_main.c    Fri Apr 16 15:50:02 2004
+++ b/drivers/net/e1000/e1000_main.c    Fri Apr 16 15:50:02 2004
@@ -167,9 +167,9 @@
 static boolean_t e1000_clean_rx_irq(struct e1000_adapter *adapter);
 #endif
 static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter);
-static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
-static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr,
-                          int cmd);
+
+static int e1000_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int 
cmd);
+extern struct ethtool_ops e1000_ethtool_ops;
 static void e1000_enter_82542_rst(struct e1000_adapter *adapter);
 static void e1000_leave_82542_rst(struct e1000_adapter *adapter);
 static inline void e1000_rx_checksum(struct e1000_adapter *adapter,
@@ -206,7 +206,6 @@
 /* Exported from other modules */
 
 extern void e1000_check_options(struct e1000_adapter *adapter);
-extern int e1000_ethtool_ioctl(struct net_device *netdev, struct ifreq *ifr);
 
 static struct pci_driver e1000_driver = {
        .name     = e1000_driver_name,
@@ -445,7 +444,8 @@
        netdev->set_multicast_list = &e1000_set_multi;
        netdev->set_mac_address = &e1000_set_mac;
        netdev->change_mtu = &e1000_change_mtu;
-       netdev->do_ioctl = &e1000_ioctl;
+       netdev->do_ioctl = &e1000_do_ioctl;
+       SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);
        netdev->tx_timeout = &e1000_tx_timeout;
        netdev->watchdog_timeo = 5 * HZ;
 #ifdef CONFIG_E1000_NAPI
@@ -2498,37 +2498,16 @@
                adapter->smartspeed = 0;
 }
 
-/**
- * e1000_ioctl -
- * @netdev:
- * @ifreq:
- * @cmd:
- **/
-
-static int
-e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
-{
-       switch (cmd) {
-       case SIOCGMIIPHY:
-       case SIOCGMIIREG:
-       case SIOCSMIIREG:
-               return e1000_mii_ioctl(netdev, ifr, cmd);
-       case SIOCETHTOOL:
-               return e1000_ethtool_ioctl(netdev, ifr);
-       default:
-               return -EOPNOTSUPP;
-       }
-}
 
 /**
- * e1000_mii_ioctl -
+ * e1000_do_ioctl -
  * @netdev:
  * @ifreq:
  * @cmd:
  **/
 
 static int
-e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
+e1000_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
 {
        struct e1000_adapter *adapter = netdev->priv;
        struct mii_ioctl_data *data = (struct mii_ioctl_data *)&ifr->ifr_data;

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