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638 lines
19 KiB
638 lines
19 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* Copyright(c) 1999 - 2008 Intel Corporation. */ |
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/* ethtool support for ixgb */ |
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#include "ixgb.h" |
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#include <linux/uaccess.h> |
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#define IXGB_ALL_RAR_ENTRIES 16 |
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enum {NETDEV_STATS, IXGB_STATS}; |
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struct ixgb_stats { |
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char stat_string[ETH_GSTRING_LEN]; |
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int type; |
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int sizeof_stat; |
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int stat_offset; |
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}; |
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#define IXGB_STAT(m) IXGB_STATS, \ |
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sizeof_field(struct ixgb_adapter, m), \ |
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offsetof(struct ixgb_adapter, m) |
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#define IXGB_NETDEV_STAT(m) NETDEV_STATS, \ |
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sizeof_field(struct net_device, m), \ |
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offsetof(struct net_device, m) |
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static struct ixgb_stats ixgb_gstrings_stats[] = { |
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{"rx_packets", IXGB_NETDEV_STAT(stats.rx_packets)}, |
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{"tx_packets", IXGB_NETDEV_STAT(stats.tx_packets)}, |
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{"rx_bytes", IXGB_NETDEV_STAT(stats.rx_bytes)}, |
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{"tx_bytes", IXGB_NETDEV_STAT(stats.tx_bytes)}, |
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{"rx_errors", IXGB_NETDEV_STAT(stats.rx_errors)}, |
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{"tx_errors", IXGB_NETDEV_STAT(stats.tx_errors)}, |
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{"rx_dropped", IXGB_NETDEV_STAT(stats.rx_dropped)}, |
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{"tx_dropped", IXGB_NETDEV_STAT(stats.tx_dropped)}, |
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{"multicast", IXGB_NETDEV_STAT(stats.multicast)}, |
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{"collisions", IXGB_NETDEV_STAT(stats.collisions)}, |
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/* { "rx_length_errors", IXGB_NETDEV_STAT(stats.rx_length_errors) }, */ |
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{"rx_over_errors", IXGB_NETDEV_STAT(stats.rx_over_errors)}, |
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{"rx_crc_errors", IXGB_NETDEV_STAT(stats.rx_crc_errors)}, |
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{"rx_frame_errors", IXGB_NETDEV_STAT(stats.rx_frame_errors)}, |
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{"rx_no_buffer_count", IXGB_STAT(stats.rnbc)}, |
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{"rx_fifo_errors", IXGB_NETDEV_STAT(stats.rx_fifo_errors)}, |
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{"rx_missed_errors", IXGB_NETDEV_STAT(stats.rx_missed_errors)}, |
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{"tx_aborted_errors", IXGB_NETDEV_STAT(stats.tx_aborted_errors)}, |
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{"tx_carrier_errors", IXGB_NETDEV_STAT(stats.tx_carrier_errors)}, |
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{"tx_fifo_errors", IXGB_NETDEV_STAT(stats.tx_fifo_errors)}, |
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{"tx_heartbeat_errors", IXGB_NETDEV_STAT(stats.tx_heartbeat_errors)}, |
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{"tx_window_errors", IXGB_NETDEV_STAT(stats.tx_window_errors)}, |
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{"tx_deferred_ok", IXGB_STAT(stats.dc)}, |
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{"tx_timeout_count", IXGB_STAT(tx_timeout_count) }, |
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{"tx_restart_queue", IXGB_STAT(restart_queue) }, |
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{"rx_long_length_errors", IXGB_STAT(stats.roc)}, |
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{"rx_short_length_errors", IXGB_STAT(stats.ruc)}, |
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{"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)}, |
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{"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)}, |
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{"rx_flow_control_xon", IXGB_STAT(stats.xonrxc)}, |
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{"rx_flow_control_xoff", IXGB_STAT(stats.xoffrxc)}, |
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{"tx_flow_control_xon", IXGB_STAT(stats.xontxc)}, |
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{"tx_flow_control_xoff", IXGB_STAT(stats.xofftxc)}, |
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{"rx_csum_offload_good", IXGB_STAT(hw_csum_rx_good)}, |
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{"rx_csum_offload_errors", IXGB_STAT(hw_csum_rx_error)}, |
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{"tx_csum_offload_good", IXGB_STAT(hw_csum_tx_good)}, |
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{"tx_csum_offload_errors", IXGB_STAT(hw_csum_tx_error)} |
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}; |
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#define IXGB_STATS_LEN ARRAY_SIZE(ixgb_gstrings_stats) |
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static int |
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ixgb_get_link_ksettings(struct net_device *netdev, |
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struct ethtool_link_ksettings *cmd) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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ethtool_link_ksettings_zero_link_mode(cmd, supported); |
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ethtool_link_ksettings_add_link_mode(cmd, supported, 10000baseT_Full); |
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ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); |
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ethtool_link_ksettings_zero_link_mode(cmd, advertising); |
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ethtool_link_ksettings_add_link_mode(cmd, advertising, 10000baseT_Full); |
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ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE); |
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cmd->base.port = PORT_FIBRE; |
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if (netif_carrier_ok(adapter->netdev)) { |
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cmd->base.speed = SPEED_10000; |
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cmd->base.duplex = DUPLEX_FULL; |
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} else { |
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cmd->base.speed = SPEED_UNKNOWN; |
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cmd->base.duplex = DUPLEX_UNKNOWN; |
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} |
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cmd->base.autoneg = AUTONEG_DISABLE; |
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return 0; |
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} |
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void ixgb_set_speed_duplex(struct net_device *netdev) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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/* be optimistic about our link, since we were up before */ |
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adapter->link_speed = 10000; |
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adapter->link_duplex = FULL_DUPLEX; |
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netif_carrier_on(netdev); |
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netif_wake_queue(netdev); |
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} |
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static int |
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ixgb_set_link_ksettings(struct net_device *netdev, |
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const struct ethtool_link_ksettings *cmd) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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u32 speed = cmd->base.speed; |
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if (cmd->base.autoneg == AUTONEG_ENABLE || |
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(speed + cmd->base.duplex != SPEED_10000 + DUPLEX_FULL)) |
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return -EINVAL; |
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if (netif_running(adapter->netdev)) { |
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ixgb_down(adapter, true); |
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ixgb_reset(adapter); |
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ixgb_up(adapter); |
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ixgb_set_speed_duplex(netdev); |
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} else |
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ixgb_reset(adapter); |
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return 0; |
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} |
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static void |
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ixgb_get_pauseparam(struct net_device *netdev, |
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struct ethtool_pauseparam *pause) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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struct ixgb_hw *hw = &adapter->hw; |
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pause->autoneg = AUTONEG_DISABLE; |
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if (hw->fc.type == ixgb_fc_rx_pause) |
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pause->rx_pause = 1; |
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else if (hw->fc.type == ixgb_fc_tx_pause) |
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pause->tx_pause = 1; |
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else if (hw->fc.type == ixgb_fc_full) { |
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pause->rx_pause = 1; |
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pause->tx_pause = 1; |
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} |
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} |
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static int |
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ixgb_set_pauseparam(struct net_device *netdev, |
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struct ethtool_pauseparam *pause) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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struct ixgb_hw *hw = &adapter->hw; |
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if (pause->autoneg == AUTONEG_ENABLE) |
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return -EINVAL; |
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if (pause->rx_pause && pause->tx_pause) |
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hw->fc.type = ixgb_fc_full; |
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else if (pause->rx_pause && !pause->tx_pause) |
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hw->fc.type = ixgb_fc_rx_pause; |
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else if (!pause->rx_pause && pause->tx_pause) |
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hw->fc.type = ixgb_fc_tx_pause; |
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else if (!pause->rx_pause && !pause->tx_pause) |
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hw->fc.type = ixgb_fc_none; |
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if (netif_running(adapter->netdev)) { |
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ixgb_down(adapter, true); |
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ixgb_up(adapter); |
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ixgb_set_speed_duplex(netdev); |
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} else |
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ixgb_reset(adapter); |
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return 0; |
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} |
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static u32 |
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ixgb_get_msglevel(struct net_device *netdev) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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return adapter->msg_enable; |
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} |
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static void |
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ixgb_set_msglevel(struct net_device *netdev, u32 data) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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adapter->msg_enable = data; |
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} |
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#define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_ |
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static int |
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ixgb_get_regs_len(struct net_device *netdev) |
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{ |
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#define IXGB_REG_DUMP_LEN 136*sizeof(u32) |
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return IXGB_REG_DUMP_LEN; |
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} |
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static void |
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ixgb_get_regs(struct net_device *netdev, |
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struct ethtool_regs *regs, void *p) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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struct ixgb_hw *hw = &adapter->hw; |
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u32 *reg = p; |
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u32 *reg_start = reg; |
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u8 i; |
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/* the 1 (one) below indicates an attempt at versioning, if the |
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* interface in ethtool or the driver changes, this 1 should be |
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* incremented */ |
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regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id; |
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/* General Registers */ |
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*reg++ = IXGB_READ_REG(hw, CTRL0); /* 0 */ |
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*reg++ = IXGB_READ_REG(hw, CTRL1); /* 1 */ |
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*reg++ = IXGB_READ_REG(hw, STATUS); /* 2 */ |
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*reg++ = IXGB_READ_REG(hw, EECD); /* 3 */ |
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*reg++ = IXGB_READ_REG(hw, MFS); /* 4 */ |
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/* Interrupt */ |
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*reg++ = IXGB_READ_REG(hw, ICR); /* 5 */ |
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*reg++ = IXGB_READ_REG(hw, ICS); /* 6 */ |
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*reg++ = IXGB_READ_REG(hw, IMS); /* 7 */ |
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*reg++ = IXGB_READ_REG(hw, IMC); /* 8 */ |
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/* Receive */ |
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*reg++ = IXGB_READ_REG(hw, RCTL); /* 9 */ |
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*reg++ = IXGB_READ_REG(hw, FCRTL); /* 10 */ |
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*reg++ = IXGB_READ_REG(hw, FCRTH); /* 11 */ |
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*reg++ = IXGB_READ_REG(hw, RDBAL); /* 12 */ |
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*reg++ = IXGB_READ_REG(hw, RDBAH); /* 13 */ |
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*reg++ = IXGB_READ_REG(hw, RDLEN); /* 14 */ |
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*reg++ = IXGB_READ_REG(hw, RDH); /* 15 */ |
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*reg++ = IXGB_READ_REG(hw, RDT); /* 16 */ |
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*reg++ = IXGB_READ_REG(hw, RDTR); /* 17 */ |
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*reg++ = IXGB_READ_REG(hw, RXDCTL); /* 18 */ |
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*reg++ = IXGB_READ_REG(hw, RAIDC); /* 19 */ |
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*reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */ |
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/* there are 16 RAR entries in hardware, we only use 3 */ |
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for (i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) { |
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*reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */ |
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*reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */ |
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} |
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/* Transmit */ |
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*reg++ = IXGB_READ_REG(hw, TCTL); /* 53 */ |
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*reg++ = IXGB_READ_REG(hw, TDBAL); /* 54 */ |
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*reg++ = IXGB_READ_REG(hw, TDBAH); /* 55 */ |
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*reg++ = IXGB_READ_REG(hw, TDLEN); /* 56 */ |
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*reg++ = IXGB_READ_REG(hw, TDH); /* 57 */ |
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*reg++ = IXGB_READ_REG(hw, TDT); /* 58 */ |
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*reg++ = IXGB_READ_REG(hw, TIDV); /* 59 */ |
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*reg++ = IXGB_READ_REG(hw, TXDCTL); /* 60 */ |
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*reg++ = IXGB_READ_REG(hw, TSPMT); /* 61 */ |
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*reg++ = IXGB_READ_REG(hw, PAP); /* 62 */ |
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/* Physical */ |
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*reg++ = IXGB_READ_REG(hw, PCSC1); /* 63 */ |
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*reg++ = IXGB_READ_REG(hw, PCSC2); /* 64 */ |
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*reg++ = IXGB_READ_REG(hw, PCSS1); /* 65 */ |
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*reg++ = IXGB_READ_REG(hw, PCSS2); /* 66 */ |
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*reg++ = IXGB_READ_REG(hw, XPCSS); /* 67 */ |
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*reg++ = IXGB_READ_REG(hw, UCCR); /* 68 */ |
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*reg++ = IXGB_READ_REG(hw, XPCSTC); /* 69 */ |
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*reg++ = IXGB_READ_REG(hw, MACA); /* 70 */ |
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*reg++ = IXGB_READ_REG(hw, APAE); /* 71 */ |
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*reg++ = IXGB_READ_REG(hw, ARD); /* 72 */ |
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*reg++ = IXGB_READ_REG(hw, AIS); /* 73 */ |
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*reg++ = IXGB_READ_REG(hw, MSCA); /* 74 */ |
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*reg++ = IXGB_READ_REG(hw, MSRWD); /* 75 */ |
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/* Statistics */ |
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*reg++ = IXGB_GET_STAT(adapter, tprl); /* 76 */ |
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*reg++ = IXGB_GET_STAT(adapter, tprh); /* 77 */ |
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*reg++ = IXGB_GET_STAT(adapter, gprcl); /* 78 */ |
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*reg++ = IXGB_GET_STAT(adapter, gprch); /* 79 */ |
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*reg++ = IXGB_GET_STAT(adapter, bprcl); /* 80 */ |
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*reg++ = IXGB_GET_STAT(adapter, bprch); /* 81 */ |
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*reg++ = IXGB_GET_STAT(adapter, mprcl); /* 82 */ |
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*reg++ = IXGB_GET_STAT(adapter, mprch); /* 83 */ |
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*reg++ = IXGB_GET_STAT(adapter, uprcl); /* 84 */ |
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*reg++ = IXGB_GET_STAT(adapter, uprch); /* 85 */ |
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*reg++ = IXGB_GET_STAT(adapter, vprcl); /* 86 */ |
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*reg++ = IXGB_GET_STAT(adapter, vprch); /* 87 */ |
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*reg++ = IXGB_GET_STAT(adapter, jprcl); /* 88 */ |
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*reg++ = IXGB_GET_STAT(adapter, jprch); /* 89 */ |
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*reg++ = IXGB_GET_STAT(adapter, gorcl); /* 90 */ |
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*reg++ = IXGB_GET_STAT(adapter, gorch); /* 91 */ |
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*reg++ = IXGB_GET_STAT(adapter, torl); /* 92 */ |
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*reg++ = IXGB_GET_STAT(adapter, torh); /* 93 */ |
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*reg++ = IXGB_GET_STAT(adapter, rnbc); /* 94 */ |
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*reg++ = IXGB_GET_STAT(adapter, ruc); /* 95 */ |
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*reg++ = IXGB_GET_STAT(adapter, roc); /* 96 */ |
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*reg++ = IXGB_GET_STAT(adapter, rlec); /* 97 */ |
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*reg++ = IXGB_GET_STAT(adapter, crcerrs); /* 98 */ |
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*reg++ = IXGB_GET_STAT(adapter, icbc); /* 99 */ |
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*reg++ = IXGB_GET_STAT(adapter, ecbc); /* 100 */ |
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*reg++ = IXGB_GET_STAT(adapter, mpc); /* 101 */ |
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*reg++ = IXGB_GET_STAT(adapter, tptl); /* 102 */ |
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*reg++ = IXGB_GET_STAT(adapter, tpth); /* 103 */ |
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*reg++ = IXGB_GET_STAT(adapter, gptcl); /* 104 */ |
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*reg++ = IXGB_GET_STAT(adapter, gptch); /* 105 */ |
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*reg++ = IXGB_GET_STAT(adapter, bptcl); /* 106 */ |
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*reg++ = IXGB_GET_STAT(adapter, bptch); /* 107 */ |
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*reg++ = IXGB_GET_STAT(adapter, mptcl); /* 108 */ |
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*reg++ = IXGB_GET_STAT(adapter, mptch); /* 109 */ |
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*reg++ = IXGB_GET_STAT(adapter, uptcl); /* 110 */ |
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*reg++ = IXGB_GET_STAT(adapter, uptch); /* 111 */ |
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*reg++ = IXGB_GET_STAT(adapter, vptcl); /* 112 */ |
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*reg++ = IXGB_GET_STAT(adapter, vptch); /* 113 */ |
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*reg++ = IXGB_GET_STAT(adapter, jptcl); /* 114 */ |
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*reg++ = IXGB_GET_STAT(adapter, jptch); /* 115 */ |
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*reg++ = IXGB_GET_STAT(adapter, gotcl); /* 116 */ |
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*reg++ = IXGB_GET_STAT(adapter, gotch); /* 117 */ |
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*reg++ = IXGB_GET_STAT(adapter, totl); /* 118 */ |
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*reg++ = IXGB_GET_STAT(adapter, toth); /* 119 */ |
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*reg++ = IXGB_GET_STAT(adapter, dc); /* 120 */ |
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*reg++ = IXGB_GET_STAT(adapter, plt64c); /* 121 */ |
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*reg++ = IXGB_GET_STAT(adapter, tsctc); /* 122 */ |
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*reg++ = IXGB_GET_STAT(adapter, tsctfc); /* 123 */ |
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*reg++ = IXGB_GET_STAT(adapter, ibic); /* 124 */ |
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*reg++ = IXGB_GET_STAT(adapter, rfc); /* 125 */ |
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*reg++ = IXGB_GET_STAT(adapter, lfc); /* 126 */ |
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*reg++ = IXGB_GET_STAT(adapter, pfrc); /* 127 */ |
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*reg++ = IXGB_GET_STAT(adapter, pftc); /* 128 */ |
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*reg++ = IXGB_GET_STAT(adapter, mcfrc); /* 129 */ |
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*reg++ = IXGB_GET_STAT(adapter, mcftc); /* 130 */ |
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*reg++ = IXGB_GET_STAT(adapter, xonrxc); /* 131 */ |
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*reg++ = IXGB_GET_STAT(adapter, xontxc); /* 132 */ |
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*reg++ = IXGB_GET_STAT(adapter, xoffrxc); /* 133 */ |
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*reg++ = IXGB_GET_STAT(adapter, xofftxc); /* 134 */ |
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*reg++ = IXGB_GET_STAT(adapter, rjc); /* 135 */ |
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regs->len = (reg - reg_start) * sizeof(u32); |
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} |
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static int |
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ixgb_get_eeprom_len(struct net_device *netdev) |
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{ |
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/* return size in bytes */ |
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return IXGB_EEPROM_SIZE << 1; |
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} |
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static int |
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ixgb_get_eeprom(struct net_device *netdev, |
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struct ethtool_eeprom *eeprom, u8 *bytes) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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struct ixgb_hw *hw = &adapter->hw; |
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__le16 *eeprom_buff; |
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int i, max_len, first_word, last_word; |
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int ret_val = 0; |
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if (eeprom->len == 0) { |
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ret_val = -EINVAL; |
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goto geeprom_error; |
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} |
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eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
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max_len = ixgb_get_eeprom_len(netdev); |
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if (eeprom->offset > eeprom->offset + eeprom->len) { |
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ret_val = -EINVAL; |
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goto geeprom_error; |
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} |
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if ((eeprom->offset + eeprom->len) > max_len) |
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eeprom->len = (max_len - eeprom->offset); |
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first_word = eeprom->offset >> 1; |
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last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
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eeprom_buff = kmalloc_array(last_word - first_word + 1, |
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sizeof(__le16), |
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GFP_KERNEL); |
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if (!eeprom_buff) |
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return -ENOMEM; |
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/* note the eeprom was good because the driver loaded */ |
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for (i = 0; i <= (last_word - first_word); i++) |
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eeprom_buff[i] = ixgb_get_eeprom_word(hw, (first_word + i)); |
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memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); |
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kfree(eeprom_buff); |
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geeprom_error: |
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return ret_val; |
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} |
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static int |
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ixgb_set_eeprom(struct net_device *netdev, |
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struct ethtool_eeprom *eeprom, u8 *bytes) |
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{ |
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struct ixgb_adapter *adapter = netdev_priv(netdev); |
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struct ixgb_hw *hw = &adapter->hw; |
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u16 *eeprom_buff; |
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void *ptr; |
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int max_len, first_word, last_word; |
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u16 i; |
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if (eeprom->len == 0) |
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return -EINVAL; |
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if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) |
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return -EFAULT; |
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max_len = ixgb_get_eeprom_len(netdev); |
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if (eeprom->offset > eeprom->offset + eeprom->len) |
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return -EINVAL; |
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if ((eeprom->offset + eeprom->len) > max_len) |
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eeprom->len = (max_len - eeprom->offset); |
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first_word = eeprom->offset >> 1; |
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last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
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eeprom_buff = kmalloc(max_len, GFP_KERNEL); |
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if (!eeprom_buff) |
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return -ENOMEM; |
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ptr = (void *)eeprom_buff; |
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if (eeprom->offset & 1) { |
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/* need read/modify/write of first changed EEPROM word */ |
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/* only the second byte of the word is being modified */ |
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eeprom_buff[0] = ixgb_read_eeprom(hw, first_word); |
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ptr++; |
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} |
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if ((eeprom->offset + eeprom->len) & 1) { |
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/* need read/modify/write of last changed EEPROM word */ |
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/* only the first byte of the word is being modified */ |
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eeprom_buff[last_word - first_word] |
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= ixgb_read_eeprom(hw, last_word); |
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} |
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memcpy(ptr, bytes, eeprom->len); |
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for (i = 0; i <= (last_word - first_word); i++) |
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ixgb_write_eeprom(hw, first_word + i, eeprom_buff[i]); |
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|
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/* 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); |
|
|
|
strlcpy(drvinfo->driver, ixgb_driver_name, |
|
sizeof(drvinfo->driver)); |
|
strlcpy(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 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 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; |
|
}
|
|
|