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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c')
-rw-r--r--drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c642
1 files changed, 642 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c b/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c
new file mode 100644
index 000000000..efa980514
--- /dev/null
+++ b/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c
@@ -0,0 +1,642 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 1999 - 2008 Intel Corporation. */
+
+/* ethtool support for ixgb */
+
+#include "ixgb.h"
+
+#include <linux/uaccess.h>
+
+#define IXGB_ALL_RAR_ENTRIES 16
+
+enum {NETDEV_STATS, IXGB_STATS};
+
+struct ixgb_stats {
+ char stat_string[ETH_GSTRING_LEN];
+ int type;
+ int sizeof_stat;
+ int stat_offset;
+};
+
+#define IXGB_STAT(m) IXGB_STATS, \
+ sizeof_field(struct ixgb_adapter, m), \
+ offsetof(struct ixgb_adapter, m)
+#define IXGB_NETDEV_STAT(m) NETDEV_STATS, \
+ sizeof_field(struct net_device, m), \
+ offsetof(struct net_device, m)
+
+static struct ixgb_stats ixgb_gstrings_stats[] = {
+ {"rx_packets", IXGB_NETDEV_STAT(stats.rx_packets)},
+ {"tx_packets", IXGB_NETDEV_STAT(stats.tx_packets)},
+ {"rx_bytes", IXGB_NETDEV_STAT(stats.rx_bytes)},
+ {"tx_bytes", IXGB_NETDEV_STAT(stats.tx_bytes)},
+ {"rx_errors", IXGB_NETDEV_STAT(stats.rx_errors)},
+ {"tx_errors", IXGB_NETDEV_STAT(stats.tx_errors)},
+ {"rx_dropped", IXGB_NETDEV_STAT(stats.rx_dropped)},
+ {"tx_dropped", IXGB_NETDEV_STAT(stats.tx_dropped)},
+ {"multicast", IXGB_NETDEV_STAT(stats.multicast)},
+ {"collisions", IXGB_NETDEV_STAT(stats.collisions)},
+
+/* { "rx_length_errors", IXGB_NETDEV_STAT(stats.rx_length_errors) }, */
+ {"rx_over_errors", IXGB_NETDEV_STAT(stats.rx_over_errors)},
+ {"rx_crc_errors", IXGB_NETDEV_STAT(stats.rx_crc_errors)},
+ {"rx_frame_errors", IXGB_NETDEV_STAT(stats.rx_frame_errors)},
+ {"rx_no_buffer_count", IXGB_STAT(stats.rnbc)},
+ {"rx_fifo_errors", IXGB_NETDEV_STAT(stats.rx_fifo_errors)},
+ {"rx_missed_errors", IXGB_NETDEV_STAT(stats.rx_missed_errors)},
+ {"tx_aborted_errors", IXGB_NETDEV_STAT(stats.tx_aborted_errors)},
+ {"tx_carrier_errors", IXGB_NETDEV_STAT(stats.tx_carrier_errors)},
+ {"tx_fifo_errors", IXGB_NETDEV_STAT(stats.tx_fifo_errors)},
+ {"tx_heartbeat_errors", IXGB_NETDEV_STAT(stats.tx_heartbeat_errors)},
+ {"tx_window_errors", IXGB_NETDEV_STAT(stats.tx_window_errors)},
+ {"tx_deferred_ok", IXGB_STAT(stats.dc)},
+ {"tx_timeout_count", IXGB_STAT(tx_timeout_count) },
+ {"tx_restart_queue", IXGB_STAT(restart_queue) },
+ {"rx_long_length_errors", IXGB_STAT(stats.roc)},
+ {"rx_short_length_errors", IXGB_STAT(stats.ruc)},
+ {"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)},
+ {"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)},
+ {"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 ARRAY_SIZE(ixgb_gstrings_stats)
+
+static int
+ixgb_get_link_ksettings(struct net_device *netdev,
+ struct ethtool_link_ksettings *cmd)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+
+ ethtool_link_ksettings_zero_link_mode(cmd, supported);
+ ethtool_link_ksettings_add_link_mode(cmd, supported, 10000baseT_Full);
+ ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
+
+ ethtool_link_ksettings_zero_link_mode(cmd, advertising);
+ ethtool_link_ksettings_add_link_mode(cmd, advertising, 10000baseT_Full);
+ ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE);
+
+ cmd->base.port = PORT_FIBRE;
+
+ if (netif_carrier_ok(adapter->netdev)) {
+ cmd->base.speed = SPEED_10000;
+ cmd->base.duplex = DUPLEX_FULL;
+ } else {
+ cmd->base.speed = SPEED_UNKNOWN;
+ cmd->base.duplex = DUPLEX_UNKNOWN;
+ }
+
+ cmd->base.autoneg = AUTONEG_DISABLE;
+ return 0;
+}
+
+void ixgb_set_speed_duplex(struct net_device *netdev)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ /* be optimistic about our link, since we were up before */
+ adapter->link_speed = 10000;
+ adapter->link_duplex = FULL_DUPLEX;
+ netif_carrier_on(netdev);
+ netif_wake_queue(netdev);
+}
+
+static int
+ixgb_set_link_ksettings(struct net_device *netdev,
+ const struct ethtool_link_ksettings *cmd)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ u32 speed = cmd->base.speed;
+
+ if (cmd->base.autoneg == AUTONEG_ENABLE ||
+ (speed + cmd->base.duplex != SPEED_10000 + DUPLEX_FULL))
+ return -EINVAL;
+
+ if (netif_running(adapter->netdev)) {
+ ixgb_down(adapter, true);
+ ixgb_reset(adapter);
+ ixgb_up(adapter);
+ ixgb_set_speed_duplex(netdev);
+ } else
+ ixgb_reset(adapter);
+
+ return 0;
+}
+
+static void
+ixgb_get_pauseparam(struct net_device *netdev,
+ struct ethtool_pauseparam *pause)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ struct ixgb_hw *hw = &adapter->hw;
+
+ pause->autoneg = AUTONEG_DISABLE;
+
+ if (hw->fc.type == ixgb_fc_rx_pause)
+ pause->rx_pause = 1;
+ else if (hw->fc.type == ixgb_fc_tx_pause)
+ pause->tx_pause = 1;
+ else if (hw->fc.type == ixgb_fc_full) {
+ pause->rx_pause = 1;
+ pause->tx_pause = 1;
+ }
+}
+
+static int
+ixgb_set_pauseparam(struct net_device *netdev,
+ struct ethtool_pauseparam *pause)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ struct ixgb_hw *hw = &adapter->hw;
+
+ if (pause->autoneg == AUTONEG_ENABLE)
+ return -EINVAL;
+
+ if (pause->rx_pause && pause->tx_pause)
+ hw->fc.type = ixgb_fc_full;
+ else if (pause->rx_pause && !pause->tx_pause)
+ hw->fc.type = ixgb_fc_rx_pause;
+ else if (!pause->rx_pause && pause->tx_pause)
+ hw->fc.type = ixgb_fc_tx_pause;
+ else if (!pause->rx_pause && !pause->tx_pause)
+ hw->fc.type = ixgb_fc_none;
+
+ if (netif_running(adapter->netdev)) {
+ ixgb_down(adapter, true);
+ ixgb_up(adapter);
+ ixgb_set_speed_duplex(netdev);
+ } else
+ ixgb_reset(adapter);
+
+ return 0;
+}
+
+static u32
+ixgb_get_msglevel(struct net_device *netdev)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ return adapter->msg_enable;
+}
+
+static void
+ixgb_set_msglevel(struct net_device *netdev, u32 data)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ adapter->msg_enable = data;
+}
+#define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_
+
+static int
+ixgb_get_regs_len(struct net_device *netdev)
+{
+#define IXGB_REG_DUMP_LEN 136*sizeof(u32)
+ return IXGB_REG_DUMP_LEN;
+}
+
+static void
+ixgb_get_regs(struct net_device *netdev,
+ struct ethtool_regs *regs, void *p)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ struct ixgb_hw *hw = &adapter->hw;
+ u32 *reg = p;
+ u32 *reg_start = reg;
+ u8 i;
+
+ /* the 1 (one) below indicates an attempt at versioning, if the
+ * interface in ethtool or the driver changes, this 1 should be
+ * incremented */
+ regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id;
+
+ /* General Registers */
+ *reg++ = IXGB_READ_REG(hw, CTRL0); /* 0 */
+ *reg++ = IXGB_READ_REG(hw, CTRL1); /* 1 */
+ *reg++ = IXGB_READ_REG(hw, STATUS); /* 2 */
+ *reg++ = IXGB_READ_REG(hw, EECD); /* 3 */
+ *reg++ = IXGB_READ_REG(hw, MFS); /* 4 */
+
+ /* Interrupt */
+ *reg++ = IXGB_READ_REG(hw, ICR); /* 5 */
+ *reg++ = IXGB_READ_REG(hw, ICS); /* 6 */
+ *reg++ = IXGB_READ_REG(hw, IMS); /* 7 */
+ *reg++ = IXGB_READ_REG(hw, IMC); /* 8 */
+
+ /* Receive */
+ *reg++ = IXGB_READ_REG(hw, RCTL); /* 9 */
+ *reg++ = IXGB_READ_REG(hw, FCRTL); /* 10 */
+ *reg++ = IXGB_READ_REG(hw, FCRTH); /* 11 */
+ *reg++ = IXGB_READ_REG(hw, RDBAL); /* 12 */
+ *reg++ = IXGB_READ_REG(hw, RDBAH); /* 13 */
+ *reg++ = IXGB_READ_REG(hw, RDLEN); /* 14 */
+ *reg++ = IXGB_READ_REG(hw, RDH); /* 15 */
+ *reg++ = IXGB_READ_REG(hw, RDT); /* 16 */
+ *reg++ = IXGB_READ_REG(hw, RDTR); /* 17 */
+ *reg++ = IXGB_READ_REG(hw, RXDCTL); /* 18 */
+ *reg++ = IXGB_READ_REG(hw, RAIDC); /* 19 */
+ *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */
+
+ /* there are 16 RAR entries in hardware, we only use 3 */
+ for (i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) {
+ *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */
+ *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */
+ }
+
+ /* Transmit */
+ *reg++ = IXGB_READ_REG(hw, TCTL); /* 53 */
+ *reg++ = IXGB_READ_REG(hw, TDBAL); /* 54 */
+ *reg++ = IXGB_READ_REG(hw, TDBAH); /* 55 */
+ *reg++ = IXGB_READ_REG(hw, TDLEN); /* 56 */
+ *reg++ = IXGB_READ_REG(hw, TDH); /* 57 */
+ *reg++ = IXGB_READ_REG(hw, TDT); /* 58 */
+ *reg++ = IXGB_READ_REG(hw, TIDV); /* 59 */
+ *reg++ = IXGB_READ_REG(hw, TXDCTL); /* 60 */
+ *reg++ = IXGB_READ_REG(hw, TSPMT); /* 61 */
+ *reg++ = IXGB_READ_REG(hw, PAP); /* 62 */
+
+ /* Physical */
+ *reg++ = IXGB_READ_REG(hw, PCSC1); /* 63 */
+ *reg++ = IXGB_READ_REG(hw, PCSC2); /* 64 */
+ *reg++ = IXGB_READ_REG(hw, PCSS1); /* 65 */
+ *reg++ = IXGB_READ_REG(hw, PCSS2); /* 66 */
+ *reg++ = IXGB_READ_REG(hw, XPCSS); /* 67 */
+ *reg++ = IXGB_READ_REG(hw, UCCR); /* 68 */
+ *reg++ = IXGB_READ_REG(hw, XPCSTC); /* 69 */
+ *reg++ = IXGB_READ_REG(hw, MACA); /* 70 */
+ *reg++ = IXGB_READ_REG(hw, APAE); /* 71 */
+ *reg++ = IXGB_READ_REG(hw, ARD); /* 72 */
+ *reg++ = IXGB_READ_REG(hw, AIS); /* 73 */
+ *reg++ = IXGB_READ_REG(hw, MSCA); /* 74 */
+ *reg++ = IXGB_READ_REG(hw, MSRWD); /* 75 */
+
+ /* Statistics */
+ *reg++ = IXGB_GET_STAT(adapter, tprl); /* 76 */
+ *reg++ = IXGB_GET_STAT(adapter, tprh); /* 77 */
+ *reg++ = IXGB_GET_STAT(adapter, gprcl); /* 78 */
+ *reg++ = IXGB_GET_STAT(adapter, gprch); /* 79 */
+ *reg++ = IXGB_GET_STAT(adapter, bprcl); /* 80 */
+ *reg++ = IXGB_GET_STAT(adapter, bprch); /* 81 */
+ *reg++ = IXGB_GET_STAT(adapter, mprcl); /* 82 */
+ *reg++ = IXGB_GET_STAT(adapter, mprch); /* 83 */
+ *reg++ = IXGB_GET_STAT(adapter, uprcl); /* 84 */
+ *reg++ = IXGB_GET_STAT(adapter, uprch); /* 85 */
+ *reg++ = IXGB_GET_STAT(adapter, vprcl); /* 86 */
+ *reg++ = IXGB_GET_STAT(adapter, vprch); /* 87 */
+ *reg++ = IXGB_GET_STAT(adapter, jprcl); /* 88 */
+ *reg++ = IXGB_GET_STAT(adapter, jprch); /* 89 */
+ *reg++ = IXGB_GET_STAT(adapter, gorcl); /* 90 */
+ *reg++ = IXGB_GET_STAT(adapter, gorch); /* 91 */
+ *reg++ = IXGB_GET_STAT(adapter, torl); /* 92 */
+ *reg++ = IXGB_GET_STAT(adapter, torh); /* 93 */
+ *reg++ = IXGB_GET_STAT(adapter, rnbc); /* 94 */
+ *reg++ = IXGB_GET_STAT(adapter, ruc); /* 95 */
+ *reg++ = IXGB_GET_STAT(adapter, roc); /* 96 */
+ *reg++ = IXGB_GET_STAT(adapter, rlec); /* 97 */
+ *reg++ = IXGB_GET_STAT(adapter, crcerrs); /* 98 */
+ *reg++ = IXGB_GET_STAT(adapter, icbc); /* 99 */
+ *reg++ = IXGB_GET_STAT(adapter, ecbc); /* 100 */
+ *reg++ = IXGB_GET_STAT(adapter, mpc); /* 101 */
+ *reg++ = IXGB_GET_STAT(adapter, tptl); /* 102 */
+ *reg++ = IXGB_GET_STAT(adapter, tpth); /* 103 */
+ *reg++ = IXGB_GET_STAT(adapter, gptcl); /* 104 */
+ *reg++ = IXGB_GET_STAT(adapter, gptch); /* 105 */
+ *reg++ = IXGB_GET_STAT(adapter, bptcl); /* 106 */
+ *reg++ = IXGB_GET_STAT(adapter, bptch); /* 107 */
+ *reg++ = IXGB_GET_STAT(adapter, mptcl); /* 108 */
+ *reg++ = IXGB_GET_STAT(adapter, mptch); /* 109 */
+ *reg++ = IXGB_GET_STAT(adapter, uptcl); /* 110 */
+ *reg++ = IXGB_GET_STAT(adapter, uptch); /* 111 */
+ *reg++ = IXGB_GET_STAT(adapter, vptcl); /* 112 */
+ *reg++ = IXGB_GET_STAT(adapter, vptch); /* 113 */
+ *reg++ = IXGB_GET_STAT(adapter, jptcl); /* 114 */
+ *reg++ = IXGB_GET_STAT(adapter, jptch); /* 115 */
+ *reg++ = IXGB_GET_STAT(adapter, gotcl); /* 116 */
+ *reg++ = IXGB_GET_STAT(adapter, gotch); /* 117 */
+ *reg++ = IXGB_GET_STAT(adapter, totl); /* 118 */
+ *reg++ = IXGB_GET_STAT(adapter, toth); /* 119 */
+ *reg++ = IXGB_GET_STAT(adapter, dc); /* 120 */
+ *reg++ = IXGB_GET_STAT(adapter, plt64c); /* 121 */
+ *reg++ = IXGB_GET_STAT(adapter, tsctc); /* 122 */
+ *reg++ = IXGB_GET_STAT(adapter, tsctfc); /* 123 */
+ *reg++ = IXGB_GET_STAT(adapter, ibic); /* 124 */
+ *reg++ = IXGB_GET_STAT(adapter, rfc); /* 125 */
+ *reg++ = IXGB_GET_STAT(adapter, lfc); /* 126 */
+ *reg++ = IXGB_GET_STAT(adapter, pfrc); /* 127 */
+ *reg++ = IXGB_GET_STAT(adapter, pftc); /* 128 */
+ *reg++ = IXGB_GET_STAT(adapter, mcfrc); /* 129 */
+ *reg++ = IXGB_GET_STAT(adapter, mcftc); /* 130 */
+ *reg++ = IXGB_GET_STAT(adapter, xonrxc); /* 131 */
+ *reg++ = IXGB_GET_STAT(adapter, xontxc); /* 132 */
+ *reg++ = IXGB_GET_STAT(adapter, xoffrxc); /* 133 */
+ *reg++ = IXGB_GET_STAT(adapter, xofftxc); /* 134 */
+ *reg++ = IXGB_GET_STAT(adapter, rjc); /* 135 */
+
+ regs->len = (reg - reg_start) * sizeof(u32);
+}
+
+static int
+ixgb_get_eeprom_len(struct net_device *netdev)
+{
+ /* return size in bytes */
+ return IXGB_EEPROM_SIZE << 1;
+}
+
+static int
+ixgb_get_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ struct ixgb_hw *hw = &adapter->hw;
+ __le16 *eeprom_buff;
+ int i, max_len, first_word, last_word;
+ int ret_val = 0;
+
+ if (eeprom->len == 0) {
+ ret_val = -EINVAL;
+ goto geeprom_error;
+ }
+
+ eeprom->magic = hw->vendor_id | (hw->device_id << 16);
+
+ max_len = ixgb_get_eeprom_len(netdev);
+
+ 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);
+
+ first_word = eeprom->offset >> 1;
+ last_word = (eeprom->offset + eeprom->len - 1) >> 1;
+
+ eeprom_buff = kmalloc_array(last_word - first_word + 1,
+ sizeof(__le16),
+ GFP_KERNEL);
+ if (!eeprom_buff)
+ return -ENOMEM;
+
+ /* note the eeprom was good because the driver loaded */
+ for (i = 0; i <= (last_word - first_word); i++)
+ eeprom_buff[i] = ixgb_get_eeprom_word(hw, (first_word + i));
+
+ memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
+ kfree(eeprom_buff);
+
+geeprom_error:
+ return ret_val;
+}
+
+static int
+ixgb_set_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ struct ixgb_hw *hw = &adapter->hw;
+ u16 *eeprom_buff;
+ void *ptr;
+ int max_len, first_word, last_word;
+ u16 i;
+
+ if (eeprom->len == 0)
+ return -EINVAL;
+
+ if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
+ return -EFAULT;
+
+ max_len = ixgb_get_eeprom_len(netdev);
+
+ if (eeprom->offset > eeprom->offset + eeprom->len)
+ return -EINVAL;
+
+ if ((eeprom->offset + eeprom->len) > max_len)
+ eeprom->len = (max_len - eeprom->offset);
+
+ first_word = eeprom->offset >> 1;
+ last_word = (eeprom->offset + eeprom->len - 1) >> 1;
+ eeprom_buff = kmalloc(max_len, GFP_KERNEL);
+ if (!eeprom_buff)
+ return -ENOMEM;
+
+ ptr = (void *)eeprom_buff;
+
+ if (eeprom->offset & 1) {
+ /* need read/modify/write of first changed EEPROM word */
+ /* only the second byte of the word is being modified */
+ eeprom_buff[0] = ixgb_read_eeprom(hw, first_word);
+ ptr++;
+ }
+ if ((eeprom->offset + eeprom->len) & 1) {
+ /* need read/modify/write of last changed EEPROM word */
+ /* only the first byte of the word is being modified */
+ eeprom_buff[last_word - first_word]
+ = ixgb_read_eeprom(hw, last_word);
+ }
+
+ memcpy(ptr, bytes, eeprom->len);
+ for (i = 0; i <= (last_word - first_word); i++)
+ ixgb_write_eeprom(hw, first_word + i, eeprom_buff[i]);
+
+ /* Update the checksum over the first part of the EEPROM if needed */
+ if (first_word <= EEPROM_CHECKSUM_REG)
+ ixgb_update_eeprom_checksum(hw);
+
+ kfree(eeprom_buff);
+ return 0;
+}
+
+static void
+ixgb_get_drvinfo(struct net_device *netdev,
+ struct ethtool_drvinfo *drvinfo)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+
+ strscpy(drvinfo->driver, ixgb_driver_name,
+ sizeof(drvinfo->driver));
+ strscpy(drvinfo->bus_info, pci_name(adapter->pdev),
+ sizeof(drvinfo->bus_info));
+}
+
+static void
+ixgb_get_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *ring,
+ struct kernel_ethtool_ringparam *kernel_ring,
+ struct netlink_ext_ack *extack)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ struct ixgb_desc_ring *txdr = &adapter->tx_ring;
+ struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
+
+ ring->rx_max_pending = MAX_RXD;
+ ring->tx_max_pending = MAX_TXD;
+ ring->rx_pending = rxdr->count;
+ ring->tx_pending = txdr->count;
+}
+
+static int
+ixgb_set_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *ring,
+ struct kernel_ethtool_ringparam *kernel_ring,
+ struct netlink_ext_ack *extack)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ struct ixgb_desc_ring *txdr = &adapter->tx_ring;
+ struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
+ struct ixgb_desc_ring tx_old, tx_new, rx_old, rx_new;
+ int err;
+
+ tx_old = adapter->tx_ring;
+ rx_old = adapter->rx_ring;
+
+ if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
+ return -EINVAL;
+
+ if (netif_running(adapter->netdev))
+ ixgb_down(adapter, true);
+
+ rxdr->count = max(ring->rx_pending,(u32)MIN_RXD);
+ rxdr->count = min(rxdr->count,(u32)MAX_RXD);
+ rxdr->count = ALIGN(rxdr->count, IXGB_REQ_RX_DESCRIPTOR_MULTIPLE);
+
+ txdr->count = max(ring->tx_pending,(u32)MIN_TXD);
+ txdr->count = min(txdr->count,(u32)MAX_TXD);
+ txdr->count = ALIGN(txdr->count, IXGB_REQ_TX_DESCRIPTOR_MULTIPLE);
+
+ if (netif_running(adapter->netdev)) {
+ /* Try to get new resources before deleting old */
+ if ((err = ixgb_setup_rx_resources(adapter)))
+ goto err_setup_rx;
+ if ((err = ixgb_setup_tx_resources(adapter)))
+ goto err_setup_tx;
+
+ /* save the new, restore the old in order to free it,
+ * then restore the new back again */
+
+ rx_new = adapter->rx_ring;
+ tx_new = adapter->tx_ring;
+ adapter->rx_ring = rx_old;
+ adapter->tx_ring = tx_old;
+ ixgb_free_rx_resources(adapter);
+ ixgb_free_tx_resources(adapter);
+ adapter->rx_ring = rx_new;
+ adapter->tx_ring = tx_new;
+ if ((err = ixgb_up(adapter)))
+ return err;
+ ixgb_set_speed_duplex(netdev);
+ }
+
+ return 0;
+err_setup_tx:
+ ixgb_free_rx_resources(adapter);
+err_setup_rx:
+ adapter->rx_ring = rx_old;
+ adapter->tx_ring = tx_old;
+ ixgb_up(adapter);
+ return err;
+}
+
+static int
+ixgb_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+
+ switch (state) {
+ case ETHTOOL_ID_ACTIVE:
+ return 2;
+
+ case ETHTOOL_ID_ON:
+ ixgb_led_on(&adapter->hw);
+ break;
+
+ case ETHTOOL_ID_OFF:
+ case ETHTOOL_ID_INACTIVE:
+ ixgb_led_off(&adapter->hw);
+ }
+
+ return 0;
+}
+
+static int
+ixgb_get_sset_count(struct net_device *netdev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return IXGB_STATS_LEN;
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void
+ixgb_get_ethtool_stats(struct net_device *netdev,
+ struct ethtool_stats *stats, u64 *data)
+{
+ struct ixgb_adapter *adapter = netdev_priv(netdev);
+ int i;
+ char *p = NULL;
+
+ ixgb_update_stats(adapter);
+ for (i = 0; i < IXGB_STATS_LEN; i++) {
+ switch (ixgb_gstrings_stats[i].type) {
+ case NETDEV_STATS:
+ p = (char *) netdev +
+ ixgb_gstrings_stats[i].stat_offset;
+ break;
+ case IXGB_STATS:
+ p = (char *) adapter +
+ ixgb_gstrings_stats[i].stat_offset;
+ break;
+ }
+
+ data[i] = (ixgb_gstrings_stats[i].sizeof_stat ==
+ sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
+ }
+}
+
+static void
+ixgb_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
+{
+ int i;
+
+ switch(stringset) {
+ case ETH_SS_STATS:
+ for (i = 0; i < IXGB_STATS_LEN; i++) {
+ memcpy(data + i * ETH_GSTRING_LEN,
+ ixgb_gstrings_stats[i].stat_string,
+ ETH_GSTRING_LEN);
+ }
+ break;
+ }
+}
+
+static const struct ethtool_ops ixgb_ethtool_ops = {
+ .get_drvinfo = ixgb_get_drvinfo,
+ .get_regs_len = ixgb_get_regs_len,
+ .get_regs = ixgb_get_regs,
+ .get_link = ethtool_op_get_link,
+ .get_eeprom_len = ixgb_get_eeprom_len,
+ .get_eeprom = ixgb_get_eeprom,
+ .set_eeprom = ixgb_set_eeprom,
+ .get_ringparam = ixgb_get_ringparam,
+ .set_ringparam = ixgb_set_ringparam,
+ .get_pauseparam = ixgb_get_pauseparam,
+ .set_pauseparam = ixgb_set_pauseparam,
+ .get_msglevel = ixgb_get_msglevel,
+ .set_msglevel = ixgb_set_msglevel,
+ .get_strings = ixgb_get_strings,
+ .set_phys_id = ixgb_set_phys_id,
+ .get_sset_count = ixgb_get_sset_count,
+ .get_ethtool_stats = ixgb_get_ethtool_stats,
+ .get_link_ksettings = ixgb_get_link_ksettings,
+ .set_link_ksettings = ixgb_set_link_ksettings,
+};
+
+void ixgb_set_ethtool_ops(struct net_device *netdev)
+{
+ netdev->ethtool_ops = &ixgb_ethtool_ops;
+}