/*******************************************************************************
- Copyright(c) 1999 - 2003 Intel Corporation. All rights reserved.
+ Copyright(c) 1999 - 2004 Intel Corporation. All rights reserved.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the Free
Contact Information:
Linux NICS <linux.nics@intel.com>
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
*******************************************************************************/
/* ethtool support for ixgb */
extern char ixgb_driver_version[];
extern int ixgb_up(struct ixgb_adapter *adapter);
-extern int ixgb_down(struct ixgb_adapter *adapter);
-
-/**
- * ixgb_ethtool_ioctl - Ethtool Ioctl Support
- * @netdev: net device structure
- * @ifr: interface request structure
- **/
+extern void ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog);
-static inline int
-ixgb_eeprom_size(struct ixgb_hw *hw)
+static inline int ixgb_eeprom_size(struct ixgb_hw *hw)
{
/* return size in bytes */
return (IXGB_EEPROM_SIZE << 1);
}
-#define SPEED_10000 10000
+struct ixgb_stats {
+ char stat_string[ETH_GSTRING_LEN];
+ int sizeof_stat;
+ int stat_offset;
+};
+
+#define IXGB_STAT(m) sizeof(((struct ixgb_adapter *)0)->m), \
+ offsetof(struct ixgb_adapter, m)
+static struct ixgb_stats ixgb_gstrings_stats[] = {
+ {"rx_packets", IXGB_STAT(net_stats.rx_packets)},
+ {"tx_packets", IXGB_STAT(net_stats.tx_packets)},
+ {"rx_bytes", IXGB_STAT(net_stats.rx_bytes)},
+ {"tx_bytes", IXGB_STAT(net_stats.tx_bytes)},
+ {"rx_errors", IXGB_STAT(net_stats.rx_errors)},
+ {"tx_errors", IXGB_STAT(net_stats.tx_errors)},
+ {"rx_dropped", IXGB_STAT(net_stats.rx_dropped)},
+ {"tx_dropped", IXGB_STAT(net_stats.tx_dropped)},
+ {"multicast", IXGB_STAT(net_stats.multicast)},
+ {"collisions", IXGB_STAT(net_stats.collisions)},
+/* { "rx_length_errors", IXGB_STAT(net_stats.rx_length_errors) }, */
+ {"rx_over_errors", IXGB_STAT(net_stats.rx_over_errors)},
+ {"rx_crc_errors", IXGB_STAT(net_stats.rx_crc_errors)},
+ {"rx_frame_errors", IXGB_STAT(net_stats.rx_frame_errors)},
+ {"rx_fifo_errors", IXGB_STAT(net_stats.rx_fifo_errors)},
+ {"rx_missed_errors", IXGB_STAT(net_stats.rx_missed_errors)},
+ {"tx_aborted_errors", IXGB_STAT(net_stats.tx_aborted_errors)},
+ {"tx_carrier_errors", IXGB_STAT(net_stats.tx_carrier_errors)},
+ {"tx_fifo_errors", IXGB_STAT(net_stats.tx_fifo_errors)},
+ {"tx_heartbeat_errors", IXGB_STAT(net_stats.tx_heartbeat_errors)},
+ {"tx_window_errors", IXGB_STAT(net_stats.tx_window_errors)},
+ {"tx_deferred_ok", IXGB_STAT(stats.dc)},
+ {"rx_long_length_errors", IXGB_STAT(stats.roc)},
+ {"rx_short_length_errors", IXGB_STAT(stats.ruc)},
+#ifdef NETIF_F_TSO
+ {"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)},
+ {"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)},
+#endif
+ {"rx_flow_control_xon", IXGB_STAT(stats.xonrxc)},
+ {"rx_flow_control_xoff", IXGB_STAT(stats.xoffrxc)},
+ {"tx_flow_control_xon", IXGB_STAT(stats.xontxc)},
+ {"tx_flow_control_xoff", IXGB_STAT(stats.xofftxc)},
+ {"rx_csum_offload_good", IXGB_STAT(hw_csum_rx_good)},
+ {"rx_csum_offload_errors", IXGB_STAT(hw_csum_rx_error)},
+ {"tx_csum_offload_good", IXGB_STAT(hw_csum_tx_good)},
+ {"tx_csum_offload_errors", IXGB_STAT(hw_csum_tx_error)}
+};
+
+#define IXGB_STATS_LEN \
+ sizeof(ixgb_gstrings_stats) / sizeof(struct ixgb_stats)
static void
ixgb_ethtool_gset(struct ixgb_adapter *adapter, struct ethtool_cmd *ecmd)
ecmd->transceiver = XCVR_EXTERNAL;
if (netif_carrier_ok(adapter->netdev)) {
- ecmd->speed = 10000;
+ ecmd->speed = SPEED_10000;
ecmd->duplex = DUPLEX_FULL;
} else {
ecmd->speed = -1;
ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)
return -EINVAL;
else {
- ixgb_down(adapter);
+ ixgb_down(adapter, TRUE);
ixgb_up(adapter);
}
return 0;
}
-#if 0
static int
-ixgb_ethtool_promiscuous(struct ixgb_adapter *adapter,
- struct ethtool_pmode *pmode)
+ixgb_ethtool_gpause(struct ixgb_adapter *adapter,
+ struct ethtool_pauseparam *epause)
{
- u32 rctl = IXGB_READ_REG(&adapter->hw, RCTL);
+ struct ixgb_hw *hw = &adapter->hw;
- pmode->rctl_old = rctl;
- if (pmode->upe)
- rctl |= IXGB_RCTL_UPE;
- else
- rctl &= ~IXGB_RCTL_UPE;
+ epause->autoneg = AUTONEG_DISABLE;
- if (pmode->mpe)
- rctl |= IXGB_RCTL_MPE;
- else
- rctl &= ~IXGB_RCTL_MPE;
+ if (hw->fc.type == ixgb_fc_rx_pause)
+ epause->rx_pause = 1;
+ else if (hw->fc.type == ixgb_fc_tx_pause)
+ epause->tx_pause = 1;
+ else if (hw->fc.type == ixgb_fc_full) {
+ epause->rx_pause = 1;
+ epause->tx_pause = 1;
+ }
+
+ return 0;
+}
+
+static int
+ixgb_ethtool_spause(struct ixgb_adapter *adapter,
+ struct ethtool_pauseparam *epause)
+{
+ struct ixgb_hw *hw = &adapter->hw;
+
+ if (epause->autoneg == AUTONEG_ENABLE)
+ return -EINVAL;
- IXGB_WRITE_REG(&adapter->hw, RCTL, rctl);
+ if (epause->rx_pause && epause->tx_pause)
+ hw->fc.type = ixgb_fc_full;
+ else if (epause->rx_pause && !epause->tx_pause)
+ hw->fc.type = ixgb_fc_rx_pause;
+ else if (!epause->rx_pause && epause->tx_pause)
+ hw->fc.type = ixgb_fc_tx_pause;
+ else if (!epause->rx_pause && !epause->tx_pause)
+ hw->fc.type = ixgb_fc_none;
- pmode->rctl_new = IXGB_READ_REG(&adapter->hw, RCTL);
+ ixgb_down(adapter, TRUE);
+ ixgb_up(adapter);
return 0;
}
-#endif
-#define IXGB_REG_DUMP_LEN 136*sizeof(u32)
static void
ixgb_ethtool_gdrvinfo(struct ixgb_adapter *adapter,
struct ethtool_drvinfo *drvinfo)
{
strncpy(drvinfo->driver, ixgb_driver_name, 32);
strncpy(drvinfo->version, ixgb_driver_version, 32);
- strncpy(drvinfo->fw_version, "", 32);
+ strncpy(drvinfo->fw_version, "N/A", 32);
strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
-#ifdef ETHTOOL_GREGS
+ drvinfo->n_stats = IXGB_STATS_LEN;
+#define IXGB_REG_DUMP_LEN 136*sizeof(uint32_t)
drvinfo->regdump_len = IXGB_REG_DUMP_LEN;
-#endif /* ETHTOOL_GREGS */
drvinfo->eedump_len = ixgb_eeprom_size(&adapter->hw);
}
-#ifdef ETHTOOL_GREGS
#define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_
static void
ixgb_ethtool_gregs(struct ixgb_adapter *adapter,
- struct ethtool_regs *regs, u8 * regs_buff)
+ struct ethtool_regs *regs, uint32_t * regs_buff)
{
struct ixgb_hw *hw = &adapter->hw;
- u32 *reg = (u32 *) regs_buff;
- u32 *reg_start = reg;
- u8 i;
+ uint32_t *reg = regs_buff;
+ uint32_t *reg_start = reg;
+ uint8_t i;
regs->version =
(adapter->hw.device_id << 16) | adapter->hw.subsystem_id;
*reg++ = IXGB_READ_REG(hw, MSCA); /* 74 */
*reg++ = IXGB_READ_REG(hw, MSRWD); /* 75 */
-#if 0
- /* Wake-up */
- reg[IXGB_WUFC] = IXGB_READ_REG(hw, WUFC);
- reg[IXGB_WUS] = IXGB_READ_REG(hw, WUS);
- reg[IXGB_FFLT] = IXGB_READ_REG(hw, FFLT);
- reg[IXGB_FFMT] = IXGB_READ_REG(hw, FFMT);
- reg[IXGB_FTVT] = IXGB_READ_REG(hw, FTVT);
-#endif
-
/* Statistics */
*reg++ = IXGB_GET_STAT(adapter, tprl); /* 76 */
*reg++ = IXGB_GET_STAT(adapter, tprh); /* 77 */
*reg++ = IXGB_GET_STAT(adapter, xofftxc); /* 134 */
*reg++ = IXGB_GET_STAT(adapter, rjc); /* 135 */
-#if 0
-#endif
- regs->len = (reg - reg_start) * sizeof (u32);
+ regs->len = (reg - reg_start) * sizeof(uint32_t);
}
-#endif /* ETHTOOL_GREGS */
static int
ixgb_ethtool_geeprom(struct ixgb_adapter *adapter,
- struct ethtool_eeprom *eeprom, u16 * eeprom_buff)
+ struct ethtool_eeprom *eeprom, uint16_t * eeprom_buff)
{
struct ixgb_hw *hw = &adapter->hw;
int i, max_len, first_word, last_word;
- IXGB_DBG("ixgb_ethtool_geeprom\n");
+ int ret_val = 0;
- if (eeprom->len == 0)
- return -EINVAL;
+ if (eeprom->len == 0) {
+ ret_val = -EINVAL;
+ goto geeprom_error;
+ }
eeprom->magic = hw->vendor_id | (hw->device_id << 16);
/* use our function to read the eeprom and update our cache */
ixgb_get_eeprom_data(hw);
- if (eeprom->offset > eeprom->offset + eeprom->len)
- return -EINVAL;
+ if (eeprom->offset > eeprom->offset + eeprom->len) {
+ ret_val = -EINVAL;
+ goto geeprom_error;
+ }
if ((eeprom->offset + eeprom->len) > max_len)
eeprom->len = (max_len - eeprom->offset);
for (i = 0; i <= (last_word - first_word); i++) {
eeprom_buff[i] = hw->eeprom[first_word + i];
}
-
- return 0;
+ geeprom_error:
+ return ret_val;
}
+
static int
ixgb_ethtool_seeprom(struct ixgb_adapter *adapter,
- struct ethtool_eeprom *eeprom, void *user_data)
+ struct ethtool_eeprom *eeprom, void __user *user_data)
{
struct ixgb_hw *hw = &adapter->hw;
- u16 eeprom_buff[256];
+ uint16_t eeprom_buff[256];
int i, max_len, first_word, last_word;
void *ptr;
first_word = eeprom->offset >> 1;
last_word = (eeprom->offset + eeprom->len - 1) >> 1;
- ptr = (void *) eeprom_buff;
+ ptr = (void *)eeprom_buff;
if (eeprom->offset & 1) {
/* need read/modify/write of first changed EEPROM word */
return 0;
}
-#ifdef ETHTOOL_PHYS_ID
-
/* toggle LED 4 times per second = 2 "blinks" per second */
-#define IXGB_ID_INTERVAL (HZ/4)
+#define IXGB_ID_INTERVAL (HZ/4)
/* bit defines for adapter->led_status */
-#define IXGB_LED_ON 0
+#define IXGB_LED_ON 0
-static void
-ixgb_led_blink_callback(unsigned long data)
+static void ixgb_led_blink_callback(unsigned long data)
{
- struct ixgb_adapter *adapter = (struct ixgb_adapter *) data;
+ struct ixgb_adapter *adapter = (struct ixgb_adapter *)data;
if (test_and_change_bit(IXGB_LED_ON, &adapter->led_status))
ixgb_led_off(&adapter->hw);
if (!adapter->blink_timer.function) {
init_timer(&adapter->blink_timer);
adapter->blink_timer.function = ixgb_led_blink_callback;
- adapter->blink_timer.data = (unsigned long) adapter;
+ adapter->blink_timer.data = (unsigned long)adapter;
}
mod_timer(&adapter->blink_timer, jiffies);
return 0;
}
-#endif /* ETHTOOL_PHYS_ID */
-int
-ixgb_ethtool_ioctl(struct net_device *netdev, struct ifreq *ifr)
+int ixgb_ethtool_ioctl(struct net_device *netdev, struct ifreq *ifr)
{
struct ixgb_adapter *adapter = netdev->priv;
- void *addr = ifr->ifr_data;
- u32 cmd;
+ void __user *addr = ifr->ifr_data;
+ uint32_t cmd;
- if (get_user(cmd, (u32 *) addr))
+ if (get_user(cmd, (uint32_t __user *) addr))
return -EFAULT;
switch (cmd) {
-#if 0
- case ETHTOOL_PROMISCUOUS:{
- struct ethtool_pmode pmode;
-
- if (copy_from_user(&pmode, addr, sizeof (pmode)))
- return -EFAULT;
-
- ixgb_ethtool_promiscuous(adapter, &pmode);
-
- if (copy_to_user(addr, &pmode, sizeof (pmode)))
- return -EFAULT;
-
- return 0;
- }
- case ETHTOOL_DOWN_UP:
- ixgb_down(netdev->priv);
- ixgb_up(netdev->priv);
- return 0;
-#endif
case ETHTOOL_GSET:{
struct ethtool_cmd ecmd = { ETHTOOL_GSET };
-
ixgb_ethtool_gset(adapter, &ecmd);
- if (copy_to_user(addr, &ecmd, sizeof (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)))
+ if (copy_from_user(&ecmd, addr, sizeof(ecmd)))
return -EFAULT;
return ixgb_ethtool_sset(adapter, &ecmd);
}
- case ETHTOOL_GDRVINFO:
- {
+ case ETHTOOL_GDRVINFO:{
struct ethtool_drvinfo drvinfo = { ETHTOOL_GDRVINFO };
-
ixgb_ethtool_gdrvinfo(adapter, &drvinfo);
- if (copy_to_user(addr, &drvinfo, sizeof (drvinfo)))
+ if (copy_to_user(addr, &drvinfo, sizeof(drvinfo)))
return -EFAULT;
return 0;
}
-#if defined(ETHTOOL_GREGS) && defined(ETHTOOL_GEEPROM)
+ 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_STATS:{
+ int i;
+ gstrings.len = IXGB_STATS_LEN;
+ strings =
+ kmalloc(IXGB_STATS_LEN *
+ ETH_GSTRING_LEN,
+ GFP_KERNEL);
+ if (!strings)
+ return -ENOMEM;
+ for (i = 0; i < IXGB_STATS_LEN; i++) {
+ memcpy(&strings
+ [i * ETH_GSTRING_LEN],
+ ixgb_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 };
- u8 regs_buff[IXGB_REG_DUMP_LEN];
+ uint32_t regs_buff[IXGB_REG_DUMP_LEN];
+ if (copy_from_user(®s, addr, sizeof(regs)))
+ return -EFAULT;
ixgb_ethtool_gregs(adapter, ®s, regs_buff);
-
- if (copy_to_user(addr, ®s, sizeof (regs)))
+ if (copy_to_user(addr, ®s, sizeof(regs)))
return -EFAULT;
addr += offsetof(struct ethtool_regs, data);
-
if (copy_to_user(addr, regs_buff, regs.len))
return -EFAULT;
+
return 0;
}
-#endif /* ETHTOOL_GREGS */
case ETHTOOL_NWAY_RST:{
- IXGB_DBG("ETHTOOL_NWAY_RST\n");
- ixgb_down(adapter);
- ixgb_up(adapter);
-
+ if (netif_running(netdev)) {
+ ixgb_down(adapter, TRUE);
+ ixgb_up(adapter);
+ }
return 0;
}
-#ifdef ETHTOOL_PHYS_ID
case ETHTOOL_PHYS_ID:{
struct ethtool_value id;
-
- IXGB_DBG("ETHTOOL_PHYS_ID\n");
- if (copy_from_user(&id, addr, sizeof (id)))
+ if (copy_from_user(&id, addr, sizeof(id)))
return -EFAULT;
return ixgb_ethtool_led_blink(adapter, &id);
}
-#endif /* ETHTOOL_PHYS_ID */
case ETHTOOL_GLINK:{
struct ethtool_value link = { ETHTOOL_GLINK };
-
- IXGB_DBG("ETHTOOL_GLINK\n");
link.data = netif_carrier_ok(netdev);
- if (copy_to_user(addr, &link, sizeof (link)))
+ if (copy_to_user(addr, &link, sizeof(link)))
return -EFAULT;
return 0;
}
case ETHTOOL_GEEPROM:{
struct ethtool_eeprom eeprom = { ETHTOOL_GEEPROM };
- u16 eeprom_buff[IXGB_EEPROM_SIZE];
+ uint16_t eeprom_buff[IXGB_EEPROM_SIZE];
void *ptr;
- int err;
+ int err = 0;
- IXGB_DBG("ETHTOOL_GEEPROM\n");
- if (copy_from_user(&eeprom, addr, sizeof (eeprom)))
+ if (copy_from_user(&eeprom, addr, sizeof(eeprom)))
return -EFAULT;
if ((err =
eeprom_buff)) < 0)
return err;
- if (copy_to_user(addr, &eeprom, sizeof (eeprom)))
+ if (copy_to_user(addr, &eeprom, sizeof(eeprom)))
return -EFAULT;
addr += offsetof(struct ethtool_eeprom, data);
+ ptr = ((void *)eeprom_buff) + (eeprom.offset & 1);
- ptr = ((void *) eeprom_buff) + (eeprom.offset & 1);
if (copy_to_user(addr, ptr, eeprom.len))
return -EFAULT;
return 0;
case ETHTOOL_SEEPROM:{
struct ethtool_eeprom eeprom;
- IXGB_DBG("ETHTOOL_SEEPROM\n");
- if (copy_from_user(&eeprom, addr, sizeof (eeprom)))
+ if (copy_from_user(&eeprom, addr, sizeof(eeprom)))
return -EFAULT;
addr += offsetof(struct ethtool_eeprom, data);
return ixgb_ethtool_seeprom(adapter, &eeprom, addr);
}
+ case ETHTOOL_GPAUSEPARAM:{
+ struct ethtool_pauseparam epause =
+ { ETHTOOL_GPAUSEPARAM };
+ ixgb_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 ixgb_ethtool_spause(adapter, &epause);
+ }
+ case ETHTOOL_GSTATS:{
+ struct {
+ struct ethtool_stats eth_stats;
+ uint64_t data[IXGB_STATS_LEN];
+ } stats = { {
+ ETHTOOL_GSTATS, IXGB_STATS_LEN}};
+ int i;
+
+ for (i = 0; i < IXGB_STATS_LEN; i++)
+ stats.data[i] =
+ (ixgb_gstrings_stats[i].sizeof_stat ==
+ sizeof(uint64_t)) ? *(uint64_t *) ((char *)
+ adapter
+ +
+ ixgb_gstrings_stats
+ [i].
+ stat_offset)
+ : *(uint32_t *) ((char *)adapter +
+ ixgb_gstrings_stats[i].
+ stat_offset);
+ if (copy_to_user(addr, &stats, sizeof(stats)))
+ 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;
+ ixgb_down(adapter, TRUE);
+ ixgb_up(adapter);
+ return 0;
+ }
+ case ETHTOOL_GTXCSUM:{
+ struct ethtool_value edata = { ETHTOOL_GTXCSUM };
+
+ edata.data = (netdev->features & NETIF_F_HW_CSUM) != 0;
+ if (copy_to_user(addr, &edata, sizeof(edata)))
+ return -EFAULT;
+ return 0;
+ }
+ case ETHTOOL_STXCSUM:{
+ struct ethtool_value edata;
+
+ if (copy_from_user(&edata, addr, sizeof(edata)))
+ return -EFAULT;
+
+ if (edata.data)
+ netdev->features |= NETIF_F_HW_CSUM;
+ else
+ netdev->features &= ~NETIF_F_HW_CSUM;
+
+ return 0;
+ }
+ case ETHTOOL_GSG:{
+ struct ethtool_value edata = { ETHTOOL_GSG };
+
+ edata.data = (netdev->features & NETIF_F_SG) != 0;
+ if (copy_to_user(addr, &edata, sizeof(edata)))
+ return -EFAULT;
+ return 0;
+ }
+ 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;
+
+ if (copy_from_user(&edata, addr, sizeof(edata)))
+ return -EFAULT;
+
+ if (edata.data)
+ netdev->features |= NETIF_F_TSO;
+ else
+ netdev->features &= ~NETIF_F_TSO;
+
+ return 0;
+ }
+#endif
default:
return -EOPNOTSUPP;
}