722 lines
21 KiB
C
722 lines
21 KiB
C
/*******************************************************************************
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Intel PRO/10GbE Linux driver
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Copyright(c) 1999 - 2008 Intel Corporation.
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This program is free software; you can redistribute it and/or modify it
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under the terms and conditions of the GNU General Public License,
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version 2, as published by the Free Software Foundation.
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This program is distributed in the hope it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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The full GNU General Public License is included in this distribution in
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the file called "COPYING".
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Contact Information:
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Linux NICS <linux.nics@intel.com>
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e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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/* ethtool support for ixgb */
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#include "ixgb.h"
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#include <asm/uaccess.h>
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#define IXGB_ALL_RAR_ENTRIES 16
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struct ixgb_stats {
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char stat_string[ETH_GSTRING_LEN];
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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) FIELD_SIZEOF(struct ixgb_adapter, m), \
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offsetof(struct ixgb_adapter, m)
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static struct ixgb_stats ixgb_gstrings_stats[] = {
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{"rx_packets", IXGB_STAT(net_stats.rx_packets)},
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{"tx_packets", IXGB_STAT(net_stats.tx_packets)},
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{"rx_bytes", IXGB_STAT(net_stats.rx_bytes)},
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{"tx_bytes", IXGB_STAT(net_stats.tx_bytes)},
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{"rx_errors", IXGB_STAT(net_stats.rx_errors)},
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{"tx_errors", IXGB_STAT(net_stats.tx_errors)},
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{"rx_dropped", IXGB_STAT(net_stats.rx_dropped)},
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{"tx_dropped", IXGB_STAT(net_stats.tx_dropped)},
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{"multicast", IXGB_STAT(net_stats.multicast)},
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{"collisions", IXGB_STAT(net_stats.collisions)},
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/* { "rx_length_errors", IXGB_STAT(net_stats.rx_length_errors) }, */
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{"rx_over_errors", IXGB_STAT(net_stats.rx_over_errors)},
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{"rx_crc_errors", IXGB_STAT(net_stats.rx_crc_errors)},
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{"rx_frame_errors", IXGB_STAT(net_stats.rx_frame_errors)},
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{"rx_no_buffer_count", IXGB_STAT(stats.rnbc)},
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{"rx_fifo_errors", IXGB_STAT(net_stats.rx_fifo_errors)},
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{"rx_missed_errors", IXGB_STAT(net_stats.rx_missed_errors)},
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{"tx_aborted_errors", IXGB_STAT(net_stats.tx_aborted_errors)},
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{"tx_carrier_errors", IXGB_STAT(net_stats.tx_carrier_errors)},
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{"tx_fifo_errors", IXGB_STAT(net_stats.tx_fifo_errors)},
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{"tx_heartbeat_errors", IXGB_STAT(net_stats.tx_heartbeat_errors)},
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{"tx_window_errors", IXGB_STAT(net_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_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
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{
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struct ixgb_adapter *adapter = netdev_priv(netdev);
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ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
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ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE);
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ecmd->port = PORT_FIBRE;
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ecmd->transceiver = XCVR_EXTERNAL;
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if (netif_carrier_ok(adapter->netdev)) {
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ecmd->speed = SPEED_10000;
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ecmd->duplex = DUPLEX_FULL;
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} else {
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ecmd->speed = -1;
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ecmd->duplex = -1;
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}
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ecmd->autoneg = AUTONEG_DISABLE;
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return 0;
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}
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static 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_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
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{
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struct ixgb_adapter *adapter = netdev_priv(netdev);
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if (ecmd->autoneg == AUTONEG_ENABLE ||
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ecmd->speed + ecmd->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_rx_csum(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->rx_csum;
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}
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static int
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ixgb_set_rx_csum(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->rx_csum = data;
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if (netif_running(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_tx_csum(struct net_device *netdev)
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{
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return (netdev->features & NETIF_F_HW_CSUM) != 0;
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}
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static int
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ixgb_set_tx_csum(struct net_device *netdev, u32 data)
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{
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if (data)
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netdev->features |= NETIF_F_HW_CSUM;
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else
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netdev->features &= ~NETIF_F_HW_CSUM;
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return 0;
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}
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static int
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ixgb_set_tso(struct net_device *netdev, u32 data)
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{
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if (data)
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netdev->features |= NETIF_F_TSO;
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else
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netdev->features &= ~NETIF_F_TSO;
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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) {
|
|
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(sizeof(__le16) *
|
|
(last_word - first_word + 1), 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);
|
|
|
|
strncpy(drvinfo->driver, ixgb_driver_name, 32);
|
|
strncpy(drvinfo->version, ixgb_driver_version, 32);
|
|
strncpy(drvinfo->fw_version, "N/A", 32);
|
|
strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
|
|
drvinfo->n_stats = IXGB_STATS_LEN;
|
|
drvinfo->regdump_len = ixgb_get_regs_len(netdev);
|
|
drvinfo->eedump_len = ixgb_get_eeprom_len(netdev);
|
|
}
|
|
|
|
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_mini_max_pending = 0;
|
|
ring->rx_jumbo_max_pending = 0;
|
|
ring->rx_pending = rxdr->count;
|
|
ring->tx_pending = txdr->count;
|
|
ring->rx_mini_pending = 0;
|
|
ring->rx_jumbo_pending = 0;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
/* toggle LED 4 times per second = 2 "blinks" per second */
|
|
#define IXGB_ID_INTERVAL (HZ/4)
|
|
|
|
/* bit defines for adapter->led_status */
|
|
#define IXGB_LED_ON 0
|
|
|
|
static void
|
|
ixgb_led_blink_callback(unsigned long 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);
|
|
else
|
|
ixgb_led_on(&adapter->hw);
|
|
|
|
mod_timer(&adapter->blink_timer, jiffies + IXGB_ID_INTERVAL);
|
|
}
|
|
|
|
static int
|
|
ixgb_phys_id(struct net_device *netdev, u32 data)
|
|
{
|
|
struct ixgb_adapter *adapter = netdev_priv(netdev);
|
|
|
|
if (!data)
|
|
data = INT_MAX;
|
|
|
|
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;
|
|
}
|
|
|
|
mod_timer(&adapter->blink_timer, jiffies);
|
|
|
|
msleep_interruptible(data * 1000);
|
|
del_timer_sync(&adapter->blink_timer);
|
|
ixgb_led_off(&adapter->hw);
|
|
clear_bit(IXGB_LED_ON, &adapter->led_status);
|
|
|
|
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;
|
|
|
|
ixgb_update_stats(adapter);
|
|
for (i = 0; i < IXGB_STATS_LEN; i++) {
|
|
char *p = (char *)adapter+ixgb_gstrings_stats[i].stat_offset;
|
|
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_settings = ixgb_get_settings,
|
|
.set_settings = ixgb_set_settings,
|
|
.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_rx_csum = ixgb_get_rx_csum,
|
|
.set_rx_csum = ixgb_set_rx_csum,
|
|
.get_tx_csum = ixgb_get_tx_csum,
|
|
.set_tx_csum = ixgb_set_tx_csum,
|
|
.set_sg = ethtool_op_set_sg,
|
|
.get_msglevel = ixgb_get_msglevel,
|
|
.set_msglevel = ixgb_set_msglevel,
|
|
.set_tso = ixgb_set_tso,
|
|
.get_strings = ixgb_get_strings,
|
|
.phys_id = ixgb_phys_id,
|
|
.get_sset_count = ixgb_get_sset_count,
|
|
.get_ethtool_stats = ixgb_get_ethtool_stats,
|
|
};
|
|
|
|
void ixgb_set_ethtool_ops(struct net_device *netdev)
|
|
{
|
|
SET_ETHTOOL_OPS(netdev, &ixgb_ethtool_ops);
|
|
}
|