| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Auke-Jan H Kok | 4934 | 25.82% | 1 | 0.45% |
| Alexander Duyck | 4135 | 21.64% | 36 | 16.14% |
| Peter P. Waskiewicz Jr | 3225 | 16.88% | 14 | 6.28% |
| Emil Tantilov | 1384 | 7.24% | 30 | 13.45% |
| Mark D Rustad | 1216 | 6.36% | 9 | 4.04% |
| Donald Skidmore | 582 | 3.05% | 26 | 11.66% |
| John Fastabend | 366 | 1.92% | 6 | 2.69% |
| Jacob E Keller | 356 | 1.86% | 11 | 4.93% |
| Jesse Brandeburg | 331 | 1.73% | 11 | 4.93% |
| Aurélien Guillaume | 292 | 1.53% | 1 | 0.45% |
| Leonardo Potenza | 281 | 1.47% | 1 | 0.45% |
| Tom Barbette | 208 | 1.09% | 1 | 0.45% |
| Shannon Nelson | 192 | 1.00% | 5 | 2.24% |
| Philippe Reynes | 180 | 0.94% | 1 | 0.45% |
| Vladislav Zolotarov | 179 | 0.94% | 1 | 0.45% |
| Mallikarjuna R Chilakala | 150 | 0.78% | 8 | 3.59% |
| Eric Dumazet | 132 | 0.69% | 4 | 1.79% |
| Greg Rose | 126 | 0.66% | 2 | 0.90% |
| Veola Nazareth | 117 | 0.61% | 2 | 0.90% |
| Preethi Banala | 115 | 0.60% | 2 | 0.90% |
| Ayyappan Veeraiyan | 84 | 0.44% | 2 | 0.90% |
| Ajit Khaparde | 76 | 0.40% | 2 | 0.90% |
| Yi Zou | 63 | 0.33% | 2 | 0.90% |
| Atita Shirwaikar | 43 | 0.23% | 1 | 0.45% |
| Ben Greear | 36 | 0.19% | 1 | 0.45% |
| Joshua Hay | 33 | 0.17% | 3 | 1.35% |
| Jesper Dangaard Brouer | 33 | 0.17% | 2 | 0.90% |
| Miroslav Lichvar | 31 | 0.16% | 1 | 0.45% |
| Paul Greenwalt | 29 | 0.15% | 2 | 0.90% |
| Tony Nguyen | 29 | 0.15% | 6 | 2.69% |
| Jeff Kirsher | 20 | 0.10% | 2 | 0.90% |
| Jeff Garzik | 18 | 0.09% | 1 | 0.45% |
| Amir Hanania | 18 | 0.09% | 1 | 0.45% |
| Tonghao Zhang | 14 | 0.07% | 2 | 0.90% |
| Ben Hutchings | 8 | 0.04% | 3 | 1.35% |
| Sasha Levin | 7 | 0.04% | 1 | 0.45% |
| Kees Cook | 7 | 0.04% | 2 | 0.90% |
| Paolo Abeni | 7 | 0.04% | 1 | 0.45% |
| Mauro S. M. Rodrigues | 7 | 0.04% | 1 | 0.45% |
| Nicholas Nunley | 5 | 0.03% | 1 | 0.45% |
| Jakub Kiciński | 5 | 0.03% | 1 | 0.45% |
| Eric W. Biedermann | 4 | 0.02% | 1 | 0.45% |
| David Decotigny | 4 | 0.02% | 1 | 0.45% |
| Rick Jones | 3 | 0.02% | 1 | 0.45% |
| Wilfried Klaebe | 3 | 0.02% | 1 | 0.45% |
| Alexey Dobriyan | 3 | 0.02% | 1 | 0.45% |
| Ken Helias | 3 | 0.02% | 1 | 0.45% |
| Jesse Gross | 3 | 0.02% | 1 | 0.45% |
| Tejun Heo | 3 | 0.02% | 1 | 0.45% |
| Stefan Assmann | 2 | 0.01% | 1 | 0.45% |
| Todd Fujinaka | 2 | 0.01% | 1 | 0.45% |
| Jiri Pirko | 2 | 0.01% | 1 | 0.45% |
| Joe Perches | 2 | 0.01% | 1 | 0.45% |
| Stephen Hemminger | 1 | 0.01% | 1 | 0.45% |
| Total | 19109 | 223 |
// SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 1999 - 2018 Intel Corporation. */ /* ethtool support for ixgbe */ #include <linux/interrupt.h> #include <linux/types.h> #include <linux/module.h> #include <linux/slab.h> #include <linux/pci.h> #include <linux/netdevice.h> #include <linux/ethtool.h> #include <linux/vmalloc.h> #include <linux/highmem.h> #include <linux/uaccess.h> #include "ixgbe.h" #include "ixgbe_phy.h" #define IXGBE_ALL_RAR_ENTRIES 16 enum {NETDEV_STATS, IXGBE_STATS}; struct ixgbe_stats { char stat_string[ETH_GSTRING_LEN]; int type; int sizeof_stat; int stat_offset; }; #define IXGBE_STAT(m) IXGBE_STATS, \ sizeof(((struct ixgbe_adapter *)0)->m), \ offsetof(struct ixgbe_adapter, m) #define IXGBE_NETDEV_STAT(m) NETDEV_STATS, \ sizeof(((struct rtnl_link_stats64 *)0)->m), \ offsetof(struct rtnl_link_stats64, m) static const struct ixgbe_stats ixgbe_gstrings_stats[] = { {"rx_packets", IXGBE_NETDEV_STAT(rx_packets)}, {"tx_packets", IXGBE_NETDEV_STAT(tx_packets)}, {"rx_bytes", IXGBE_NETDEV_STAT(rx_bytes)}, {"tx_bytes", IXGBE_NETDEV_STAT(tx_bytes)}, {"rx_pkts_nic", IXGBE_STAT(stats.gprc)}, {"tx_pkts_nic", IXGBE_STAT(stats.gptc)}, {"rx_bytes_nic", IXGBE_STAT(stats.gorc)}, {"tx_bytes_nic", IXGBE_STAT(stats.gotc)}, {"lsc_int", IXGBE_STAT(lsc_int)}, {"tx_busy", IXGBE_STAT(tx_busy)}, {"non_eop_descs", IXGBE_STAT(non_eop_descs)}, {"rx_errors", IXGBE_NETDEV_STAT(rx_errors)}, {"tx_errors", IXGBE_NETDEV_STAT(tx_errors)}, {"rx_dropped", IXGBE_NETDEV_STAT(rx_dropped)}, {"tx_dropped", IXGBE_NETDEV_STAT(tx_dropped)}, {"multicast", IXGBE_NETDEV_STAT(multicast)}, {"broadcast", IXGBE_STAT(stats.bprc)}, {"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) }, {"collisions", IXGBE_NETDEV_STAT(collisions)}, {"rx_over_errors", IXGBE_NETDEV_STAT(rx_over_errors)}, {"rx_crc_errors", IXGBE_NETDEV_STAT(rx_crc_errors)}, {"rx_frame_errors", IXGBE_NETDEV_STAT(rx_frame_errors)}, {"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count)}, {"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush)}, {"fdir_match", IXGBE_STAT(stats.fdirmatch)}, {"fdir_miss", IXGBE_STAT(stats.fdirmiss)}, {"fdir_overflow", IXGBE_STAT(fdir_overflow)}, {"rx_fifo_errors", IXGBE_NETDEV_STAT(rx_fifo_errors)}, {"rx_missed_errors", IXGBE_NETDEV_STAT(rx_missed_errors)}, {"tx_aborted_errors", IXGBE_NETDEV_STAT(tx_aborted_errors)}, {"tx_carrier_errors", IXGBE_NETDEV_STAT(tx_carrier_errors)}, {"tx_fifo_errors", IXGBE_NETDEV_STAT(tx_fifo_errors)}, {"tx_heartbeat_errors", IXGBE_NETDEV_STAT(tx_heartbeat_errors)}, {"tx_timeout_count", IXGBE_STAT(tx_timeout_count)}, {"tx_restart_queue", IXGBE_STAT(restart_queue)}, {"rx_length_errors", IXGBE_STAT(stats.rlec)}, {"rx_long_length_errors", IXGBE_STAT(stats.roc)}, {"rx_short_length_errors", IXGBE_STAT(stats.ruc)}, {"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)}, {"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)}, {"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)}, {"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)}, {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)}, {"alloc_rx_page", IXGBE_STAT(alloc_rx_page)}, {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)}, {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)}, {"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)}, {"os2bmc_rx_by_bmc", IXGBE_STAT(stats.o2bgptc)}, {"os2bmc_tx_by_bmc", IXGBE_STAT(stats.b2ospc)}, {"os2bmc_tx_by_host", IXGBE_STAT(stats.o2bspc)}, {"os2bmc_rx_by_host", IXGBE_STAT(stats.b2ogprc)}, {"tx_hwtstamp_timeouts", IXGBE_STAT(tx_hwtstamp_timeouts)}, {"tx_hwtstamp_skipped", IXGBE_STAT(tx_hwtstamp_skipped)}, {"rx_hwtstamp_cleared", IXGBE_STAT(rx_hwtstamp_cleared)}, {"tx_ipsec", IXGBE_STAT(tx_ipsec)}, {"rx_ipsec", IXGBE_STAT(rx_ipsec)}, #ifdef IXGBE_FCOE {"fcoe_bad_fccrc", IXGBE_STAT(stats.fccrc)}, {"rx_fcoe_dropped", IXGBE_STAT(stats.fcoerpdc)}, {"rx_fcoe_packets", IXGBE_STAT(stats.fcoeprc)}, {"rx_fcoe_dwords", IXGBE_STAT(stats.fcoedwrc)}, {"fcoe_noddp", IXGBE_STAT(stats.fcoe_noddp)}, {"fcoe_noddp_ext_buff", IXGBE_STAT(stats.fcoe_noddp_ext_buff)}, {"tx_fcoe_packets", IXGBE_STAT(stats.fcoeptc)}, {"tx_fcoe_dwords", IXGBE_STAT(stats.fcoedwtc)}, #endif /* IXGBE_FCOE */ }; /* ixgbe allocates num_tx_queues and num_rx_queues symmetrically so * we set the num_rx_queues to evaluate to num_tx_queues. This is * used because we do not have a good way to get the max number of * rx queues with CONFIG_RPS disabled. */ #define IXGBE_NUM_RX_QUEUES netdev->num_tx_queues #define IXGBE_QUEUE_STATS_LEN ( \ (netdev->num_tx_queues + IXGBE_NUM_RX_QUEUES) * \ (sizeof(struct ixgbe_queue_stats) / sizeof(u64))) #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats) #define IXGBE_PB_STATS_LEN ( \ (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \ sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \ sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \ sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \ / sizeof(u64)) #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \ IXGBE_PB_STATS_LEN + \ IXGBE_QUEUE_STATS_LEN) static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = { "Register test (offline)", "Eeprom test (offline)", "Interrupt test (offline)", "Loopback test (offline)", "Link test (on/offline)" }; #define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN static const char ixgbe_priv_flags_strings[][ETH_GSTRING_LEN] = { #define IXGBE_PRIV_FLAGS_LEGACY_RX BIT(0) "legacy-rx", #define IXGBE_PRIV_FLAGS_VF_IPSEC_EN BIT(1) "vf-ipsec", }; #define IXGBE_PRIV_FLAGS_STR_LEN ARRAY_SIZE(ixgbe_priv_flags_strings) /* currently supported speeds for 10G */ #define ADVRTSD_MSK_10G (SUPPORTED_10000baseT_Full | \ SUPPORTED_10000baseKX4_Full | \ SUPPORTED_10000baseKR_Full) #define ixgbe_isbackplane(type) ((type) == ixgbe_media_type_backplane) static u32 ixgbe_get_supported_10gtypes(struct ixgbe_hw *hw) { if (!ixgbe_isbackplane(hw->phy.media_type)) return SUPPORTED_10000baseT_Full; switch (hw->device_id) { case IXGBE_DEV_ID_82598: case IXGBE_DEV_ID_82599_KX4: case IXGBE_DEV_ID_82599_KX4_MEZZ: case IXGBE_DEV_ID_X550EM_X_KX4: return SUPPORTED_10000baseKX4_Full; case IXGBE_DEV_ID_82598_BX: case IXGBE_DEV_ID_82599_KR: case IXGBE_DEV_ID_X550EM_X_KR: case IXGBE_DEV_ID_X550EM_X_XFI: return SUPPORTED_10000baseKR_Full; default: return SUPPORTED_10000baseKX4_Full | SUPPORTED_10000baseKR_Full; } } static int ixgbe_get_link_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *cmd) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; ixgbe_link_speed supported_link; bool autoneg = false; u32 supported, advertising; ethtool_convert_link_mode_to_legacy_u32(&supported, cmd->link_modes.supported); hw->mac.ops.get_link_capabilities(hw, &supported_link, &autoneg); /* set the supported link speeds */ if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) supported |= ixgbe_get_supported_10gtypes(hw); if (supported_link & IXGBE_LINK_SPEED_1GB_FULL) supported |= (ixgbe_isbackplane(hw->phy.media_type)) ? SUPPORTED_1000baseKX_Full : SUPPORTED_1000baseT_Full; if (supported_link & IXGBE_LINK_SPEED_100_FULL) supported |= SUPPORTED_100baseT_Full; if (supported_link & IXGBE_LINK_SPEED_10_FULL) supported |= SUPPORTED_10baseT_Full; /* default advertised speed if phy.autoneg_advertised isn't set */ advertising = supported; /* set the advertised speeds */ if (hw->phy.autoneg_advertised) { advertising = 0; if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10_FULL) advertising |= ADVERTISED_10baseT_Full; if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL) advertising |= ADVERTISED_100baseT_Full; if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL) advertising |= supported & ADVRTSD_MSK_10G; if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) { if (supported & SUPPORTED_1000baseKX_Full) advertising |= ADVERTISED_1000baseKX_Full; else advertising |= ADVERTISED_1000baseT_Full; } } else { if (hw->phy.multispeed_fiber && !autoneg) { if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) advertising = ADVERTISED_10000baseT_Full; } } if (autoneg) { supported |= SUPPORTED_Autoneg; advertising |= ADVERTISED_Autoneg; cmd->base.autoneg = AUTONEG_ENABLE; } else cmd->base.autoneg = AUTONEG_DISABLE; /* Determine the remaining settings based on the PHY type. */ switch (adapter->hw.phy.type) { case ixgbe_phy_tn: case ixgbe_phy_aq: case ixgbe_phy_x550em_ext_t: case ixgbe_phy_fw: case ixgbe_phy_cu_unknown: supported |= SUPPORTED_TP; advertising |= ADVERTISED_TP; cmd->base.port = PORT_TP; break; case ixgbe_phy_qt: supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_FIBRE; cmd->base.port = PORT_FIBRE; break; case ixgbe_phy_nl: case ixgbe_phy_sfp_passive_tyco: case ixgbe_phy_sfp_passive_unknown: case ixgbe_phy_sfp_ftl: case ixgbe_phy_sfp_avago: case ixgbe_phy_sfp_intel: case ixgbe_phy_sfp_unknown: case ixgbe_phy_qsfp_passive_unknown: case ixgbe_phy_qsfp_active_unknown: case ixgbe_phy_qsfp_intel: case ixgbe_phy_qsfp_unknown: /* SFP+ devices, further checking needed */ switch (adapter->hw.phy.sfp_type) { case ixgbe_sfp_type_da_cu: case ixgbe_sfp_type_da_cu_core0: case ixgbe_sfp_type_da_cu_core1: supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_FIBRE; cmd->base.port = PORT_DA; break; case ixgbe_sfp_type_sr: case ixgbe_sfp_type_lr: case ixgbe_sfp_type_srlr_core0: case ixgbe_sfp_type_srlr_core1: case ixgbe_sfp_type_1g_sx_core0: case ixgbe_sfp_type_1g_sx_core1: case ixgbe_sfp_type_1g_lx_core0: case ixgbe_sfp_type_1g_lx_core1: supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_FIBRE; cmd->base.port = PORT_FIBRE; break; case ixgbe_sfp_type_not_present: supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_FIBRE; cmd->base.port = PORT_NONE; break; case ixgbe_sfp_type_1g_cu_core0: case ixgbe_sfp_type_1g_cu_core1: supported |= SUPPORTED_TP; advertising |= ADVERTISED_TP; cmd->base.port = PORT_TP; break; case ixgbe_sfp_type_unknown: default: supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_FIBRE; cmd->base.port = PORT_OTHER; break; } break; case ixgbe_phy_xaui: supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_FIBRE; cmd->base.port = PORT_NONE; break; case ixgbe_phy_unknown: case ixgbe_phy_generic: case ixgbe_phy_sfp_unsupported: default: supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_FIBRE; cmd->base.port = PORT_OTHER; break; } /* Indicate pause support */ supported |= SUPPORTED_Pause; switch (hw->fc.requested_mode) { case ixgbe_fc_full: advertising |= ADVERTISED_Pause; break; case ixgbe_fc_rx_pause: advertising |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; break; case ixgbe_fc_tx_pause: advertising |= ADVERTISED_Asym_Pause; break; default: advertising &= ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause); } if (netif_carrier_ok(netdev)) { switch (adapter->link_speed) { case IXGBE_LINK_SPEED_10GB_FULL: cmd->base.speed = SPEED_10000; break; case IXGBE_LINK_SPEED_5GB_FULL: cmd->base.speed = SPEED_5000; break; case IXGBE_LINK_SPEED_2_5GB_FULL: cmd->base.speed = SPEED_2500; break; case IXGBE_LINK_SPEED_1GB_FULL: cmd->base.speed = SPEED_1000; break; case IXGBE_LINK_SPEED_100_FULL: cmd->base.speed = SPEED_100; break; case IXGBE_LINK_SPEED_10_FULL: cmd->base.speed = SPEED_10; break; default: break; } cmd->base.duplex = DUPLEX_FULL; } else { cmd->base.speed = SPEED_UNKNOWN; cmd->base.duplex = DUPLEX_UNKNOWN; } ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, supported); ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, advertising); return 0; } static int ixgbe_set_link_ksettings(struct net_device *netdev, const struct ethtool_link_ksettings *cmd) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; u32 advertised, old; s32 err = 0; u32 supported, advertising; ethtool_convert_link_mode_to_legacy_u32(&supported, cmd->link_modes.supported); ethtool_convert_link_mode_to_legacy_u32(&advertising, cmd->link_modes.advertising); if ((hw->phy.media_type == ixgbe_media_type_copper) || (hw->phy.multispeed_fiber)) { /* * this function does not support duplex forcing, but can * limit the advertising of the adapter to the specified speed */ if (advertising & ~supported) return -EINVAL; /* only allow one speed at a time if no autoneg */ if (!cmd->base.autoneg && hw->phy.multispeed_fiber) { if (advertising == (ADVERTISED_10000baseT_Full | ADVERTISED_1000baseT_Full)) return -EINVAL; } old = hw->phy.autoneg_advertised; advertised = 0; if (advertising & ADVERTISED_10000baseT_Full) advertised |= IXGBE_LINK_SPEED_10GB_FULL; if (advertising & ADVERTISED_1000baseT_Full) advertised |= IXGBE_LINK_SPEED_1GB_FULL; if (advertising & ADVERTISED_100baseT_Full) advertised |= IXGBE_LINK_SPEED_100_FULL; if (advertising & ADVERTISED_10baseT_Full) advertised |= IXGBE_LINK_SPEED_10_FULL; if (old == advertised) return err; /* this sets the link speed and restarts auto-neg */ while (test_and_set_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) usleep_range(1000, 2000); hw->mac.autotry_restart = true; err = hw->mac.ops.setup_link(hw, advertised, true); if (err) { e_info(probe, "setup link failed with code %d\n", err); hw->mac.ops.setup_link(hw, old, true); } clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state); } else { /* in this case we currently only support 10Gb/FULL */ u32 speed = cmd->base.speed; if ((cmd->base.autoneg == AUTONEG_ENABLE) || (advertising != ADVERTISED_10000baseT_Full) || (speed + cmd->base.duplex != SPEED_10000 + DUPLEX_FULL)) return -EINVAL; } return err; } static void ixgbe_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; if (ixgbe_device_supports_autoneg_fc(hw) && !hw->fc.disable_fc_autoneg) pause->autoneg = 1; else pause->autoneg = 0; if (hw->fc.current_mode == ixgbe_fc_rx_pause) { pause->rx_pause = 1; } else if (hw->fc.current_mode == ixgbe_fc_tx_pause) { pause->tx_pause = 1; } else if (hw->fc.current_mode == ixgbe_fc_full) { pause->rx_pause = 1; pause->tx_pause = 1; } } static int ixgbe_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; struct ixgbe_fc_info fc = hw->fc; /* 82598 does no support link flow control with DCB enabled */ if ((hw->mac.type == ixgbe_mac_82598EB) && (adapter->flags & IXGBE_FLAG_DCB_ENABLED)) return -EINVAL; /* some devices do not support autoneg of link flow control */ if ((pause->autoneg == AUTONEG_ENABLE) && !ixgbe_device_supports_autoneg_fc(hw)) return -EINVAL; fc.disable_fc_autoneg = (pause->autoneg != AUTONEG_ENABLE); if ((pause->rx_pause && pause->tx_pause) || pause->autoneg) fc.requested_mode = ixgbe_fc_full; else if (pause->rx_pause && !pause->tx_pause) fc.requested_mode = ixgbe_fc_rx_pause; else if (!pause->rx_pause && pause->tx_pause) fc.requested_mode = ixgbe_fc_tx_pause; else fc.requested_mode = ixgbe_fc_none; /* if the thing changed then we'll update and use new autoneg */ if (memcmp(&fc, &hw->fc, sizeof(struct ixgbe_fc_info))) { hw->fc = fc; if (netif_running(netdev)) ixgbe_reinit_locked(adapter); else ixgbe_reset(adapter); } return 0; } static u32 ixgbe_get_msglevel(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); return adapter->msg_enable; } static void ixgbe_set_msglevel(struct net_device *netdev, u32 data) { struct ixgbe_adapter *adapter = netdev_priv(netdev); adapter->msg_enable = data; } static int ixgbe_get_regs_len(struct net_device *netdev) { #define IXGBE_REGS_LEN 1145 return IXGBE_REGS_LEN * sizeof(u32); } #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_ static void ixgbe_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; u32 *regs_buff = p; u8 i; memset(p, 0, IXGBE_REGS_LEN * sizeof(u32)); regs->version = hw->mac.type << 24 | hw->revision_id << 16 | hw->device_id; /* General Registers */ regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL); regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS); regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP); regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP); regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL); regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER); regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER); /* NVM Register */ regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC(hw)); regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD); regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA(hw)); regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL); regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA); regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL); regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA); regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT); regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP); regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC(hw)); /* Interrupt */ /* don't read EICR because it can clear interrupt causes, instead * read EICS which is a shadow but doesn't clear EICR */ regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS); regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS); regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS); regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC); regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC); regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM); regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0)); regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0)); regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT); regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA); regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0)); regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE); /* Flow Control */ regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP); for (i = 0; i < 4; i++) regs_buff[31 + i] = IXGBE_READ_REG(hw, IXGBE_FCTTV(i)); for (i = 0; i < 8; i++) { switch (hw->mac.type) { case ixgbe_mac_82598EB: regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i)); regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i)); break; case ixgbe_mac_82599EB: case ixgbe_mac_X540: case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL_82599(i)); regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i)); break; default: break; } } regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV); regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS); /* Receive DMA */ for (i = 0; i < 64; i++) regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i)); for (i = 0; i < 64; i++) regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i)); for (i = 0; i < 64; i++) regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i)); for (i = 0; i < 64; i++) regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i)); for (i = 0; i < 64; i++) regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i)); for (i = 0; i < 64; i++) regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); for (i = 0; i < 16; i++) regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i)); for (i = 0; i < 16; i++) regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i)); regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL); for (i = 0; i < 8; i++) regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i)); regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL); regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN); /* Receive */ regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM); regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL); for (i = 0; i < 16; i++) regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i)); for (i = 0; i < 16; i++) regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i)); regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0)); regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL); regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL); regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC); regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL); for (i = 0; i < 8; i++) regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i)); for (i = 0; i < 8; i++) regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i)); regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP); /* Transmit */ for (i = 0; i < 32; i++) regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i)); for (i = 0; i < 32; i++) regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i)); for (i = 0; i < 32; i++) regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i)); for (i = 0; i < 32; i++) regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i)); for (i = 0; i < 32; i++) regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i)); for (i = 0; i < 32; i++) regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i)); for (i = 0; i < 32; i++) regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i)); for (i = 0; i < 32; i++) regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i)); regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL); for (i = 0; i < 16; i++) regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i)); regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG); for (i = 0; i < 8; i++) regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i)); regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP); /* Wake Up */ regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC); regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC); regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS); regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV); regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT); regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT); regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL); regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM); regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0)); /* DCB */ regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS); /* same as FCCFG */ regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS); /* same as RTTPCS */ switch (hw->mac.type) { case ixgbe_mac_82598EB: regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS); regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR); for (i = 0; i < 8; i++) regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i)); for (i = 0; i < 8; i++) regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i)); for (i = 0; i < 8; i++) regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i)); for (i = 0; i < 8; i++) regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i)); break; case ixgbe_mac_82599EB: case ixgbe_mac_X540: case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_RTTDCS); regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RTRPCS); for (i = 0; i < 8; i++) regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RTRPT4C(i)); for (i = 0; i < 8; i++) regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RTRPT4S(i)); for (i = 0; i < 8; i++) regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_RTTDT2C(i)); for (i = 0; i < 8; i++) regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_RTTDT2S(i)); break; default: break; } for (i = 0; i < 8; i++) regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i)); /* same as RTTPT2C */ for (i = 0; i < 8; i++) regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i)); /* same as RTTPT2S */ /* Statistics */ regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs); regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc); regs_buff[883] = IXGBE_GET_STAT(adapter, errbc); regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc); for (i = 0; i < 8; i++) regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]); regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc); regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc); regs_buff[895] = IXGBE_GET_STAT(adapter, rlec); regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc); regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc); regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc); regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc); for (i = 0; i < 8; i++) regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]); for (i = 0; i < 8; i++) regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]); for (i = 0; i < 8; i++) regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]); for (i = 0; i < 8; i++) regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]); regs_buff[932] = IXGBE_GET_STAT(adapter, prc64); regs_buff[933] = IXGBE_GET_STAT(adapter, prc127); regs_buff[934] = IXGBE_GET_STAT(adapter, prc255); regs_buff[935] = IXGBE_GET_STAT(adapter, prc511); regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023); regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522); regs_buff[938] = IXGBE_GET_STAT(adapter, gprc); regs_buff[939] = IXGBE_GET_STAT(adapter, bprc); regs_buff[940] = IXGBE_GET_STAT(adapter, mprc); regs_buff[941] = IXGBE_GET_STAT(adapter, gptc); regs_buff[942] = (u32)IXGBE_GET_STAT(adapter, gorc); regs_buff[943] = (u32)(IXGBE_GET_STAT(adapter, gorc) >> 32); regs_buff[944] = (u32)IXGBE_GET_STAT(adapter, gotc); regs_buff[945] = (u32)(IXGBE_GET_STAT(adapter, gotc) >> 32); for (i = 0; i < 8; i++) regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]); regs_buff[954] = IXGBE_GET_STAT(adapter, ruc); regs_buff[955] = IXGBE_GET_STAT(adapter, rfc); regs_buff[956] = IXGBE_GET_STAT(adapter, roc); regs_buff[957] = IXGBE_GET_STAT(adapter, rjc); regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc); regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc); regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc); regs_buff[961] = (u32)IXGBE_GET_STAT(adapter, tor); regs_buff[962] = (u32)(IXGBE_GET_STAT(adapter, tor) >> 32); regs_buff[963] = IXGBE_GET_STAT(adapter, tpr); regs_buff[964] = IXGBE_GET_STAT(adapter, tpt); regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64); regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127); regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255); regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511); regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023); regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522); regs_buff[971] = IXGBE_GET_STAT(adapter, mptc); regs_buff[972] = IXGBE_GET_STAT(adapter, bptc); regs_buff[973] = IXGBE_GET_STAT(adapter, xec); for (i = 0; i < 16; i++) regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]); for (i = 0; i < 16; i++) regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]); for (i = 0; i < 16; i++) regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]); for (i = 0; i < 16; i++) regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]); /* MAC */ regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG); regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL); regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA); regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0); regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1); regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA); regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP); regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP); regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP); regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0); regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1); regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP); regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA); regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE); regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD); regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS); regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA); regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD); regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD); regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD); regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG); regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1); regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2); regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS); regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC); regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS); regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC); regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS); regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2); regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3); regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1); regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2); regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL); /* Diagnostic */ regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL); for (i = 0; i < 8; i++) regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i)); regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN); for (i = 0; i < 4; i++) regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i)); regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE); regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL); for (i = 0; i < 8; i++) regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i)); regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN); for (i = 0; i < 4; i++) regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i)); regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE); regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL); for (i = 0; i < 4; i++) regs_buff[1102 + i] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA(i)); regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL); for (i = 0; i < 4; i++) regs_buff[1107 + i] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA(i)); for (i = 0; i < 8; i++) regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i)); regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL); regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1); regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2); regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1); regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2); regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS); regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL); regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC); regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC); /* 82599 X540 specific registers */ regs_buff[1128] = IXGBE_READ_REG(hw, IXGBE_MFLCN); /* 82599 X540 specific DCB registers */ regs_buff[1129] = IXGBE_READ_REG(hw, IXGBE_RTRUP2TC); regs_buff[1130] = IXGBE_READ_REG(hw, IXGBE_RTTUP2TC); for (i = 0; i < 4; i++) regs_buff[1131 + i] = IXGBE_READ_REG(hw, IXGBE_TXLLQ(i)); regs_buff[1135] = IXGBE_READ_REG(hw, IXGBE_RTTBCNRM); /* same as RTTQCNRM */ regs_buff[1136] = IXGBE_READ_REG(hw, IXGBE_RTTBCNRD); /* same as RTTQCNRR */ /* X540 specific DCB registers */ regs_buff[1137] = IXGBE_READ_REG(hw, IXGBE_RTTQCNCR); regs_buff[1138] = IXGBE_READ_REG(hw, IXGBE_RTTQCNTG); /* Security config registers */ regs_buff[1139] = IXGBE_READ_REG(hw, IXGBE_SECTXCTRL); regs_buff[1140] = IXGBE_READ_REG(hw, IXGBE_SECTXSTAT); regs_buff[1141] = IXGBE_READ_REG(hw, IXGBE_SECTXBUFFAF); regs_buff[1142] = IXGBE_READ_REG(hw, IXGBE_SECTXMINIFG); regs_buff[1143] = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL); regs_buff[1144] = IXGBE_READ_REG(hw, IXGBE_SECRXSTAT); } static int ixgbe_get_eeprom_len(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); return adapter->hw.eeprom.word_size * 2; } static int ixgbe_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, u8 *bytes) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; u16 *eeprom_buff; int first_word, last_word, eeprom_len; int ret_val = 0; u16 i; if (eeprom->len == 0) return -EINVAL; eeprom->magic = hw->vendor_id | (hw->device_id << 16); first_word = eeprom->offset >> 1; last_word = (eeprom->offset + eeprom->len - 1) >> 1; eeprom_len = last_word - first_word + 1; eeprom_buff = kmalloc_array(eeprom_len, sizeof(u16), GFP_KERNEL); if (!eeprom_buff) return -ENOMEM; ret_val = hw->eeprom.ops.read_buffer(hw, first_word, eeprom_len, eeprom_buff); /* Device's eeprom is always little-endian, word addressable */ for (i = 0; i < eeprom_len; i++) le16_to_cpus(&eeprom_buff[i]); memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); kfree(eeprom_buff); return ret_val; } static int ixgbe_set_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, u8 *bytes) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; u16 *eeprom_buff; void *ptr; int max_len, first_word, last_word, ret_val = 0; u16 i; if (eeprom->len == 0) return -EINVAL; if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) return -EINVAL; max_len = hw->eeprom.word_size * 2; 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 = 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 */ ret_val = hw->eeprom.ops.read(hw, first_word, &eeprom_buff[0]); if (ret_val) goto err; 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 */ ret_val = hw->eeprom.ops.read(hw, last_word, &eeprom_buff[last_word - first_word]); if (ret_val) goto err; } /* Device's eeprom is always little-endian, word addressable */ for (i = 0; i < last_word - first_word + 1; i++) le16_to_cpus(&eeprom_buff[i]); memcpy(ptr, bytes, eeprom->len); for (i = 0; i < last_word - first_word + 1; i++) cpu_to_le16s(&eeprom_buff[i]); ret_val = hw->eeprom.ops.write_buffer(hw, first_word, last_word - first_word + 1, eeprom_buff); /* Update the checksum */ if (ret_val == 0) hw->eeprom.ops.update_checksum(hw); err: kfree(eeprom_buff); return ret_val; } static void ixgbe_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { struct ixgbe_adapter *adapter = netdev_priv(netdev); strlcpy(drvinfo->driver, ixgbe_driver_name, sizeof(drvinfo->driver)); strlcpy(drvinfo->version, ixgbe_driver_version, sizeof(drvinfo->version)); strlcpy(drvinfo->fw_version, adapter->eeprom_id, sizeof(drvinfo->fw_version)); strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), sizeof(drvinfo->bus_info)); drvinfo->n_priv_flags = IXGBE_PRIV_FLAGS_STR_LEN; } static void ixgbe_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_ring *tx_ring = adapter->tx_ring[0]; struct ixgbe_ring *rx_ring = adapter->rx_ring[0]; ring->rx_max_pending = IXGBE_MAX_RXD; ring->tx_max_pending = IXGBE_MAX_TXD; ring->rx_pending = rx_ring->count; ring->tx_pending = tx_ring->count; } static int ixgbe_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_ring *temp_ring; int i, j, err = 0; u32 new_rx_count, new_tx_count; if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) return -EINVAL; new_tx_count = clamp_t(u32, ring->tx_pending, IXGBE_MIN_TXD, IXGBE_MAX_TXD); new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE); new_rx_count = clamp_t(u32, ring->rx_pending, IXGBE_MIN_RXD, IXGBE_MAX_RXD); new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE); if ((new_tx_count == adapter->tx_ring_count) && (new_rx_count == adapter->rx_ring_count)) { /* nothing to do */ return 0; } while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) usleep_range(1000, 2000); if (!netif_running(adapter->netdev)) { for (i = 0; i < adapter->num_tx_queues; i++) adapter->tx_ring[i]->count = new_tx_count; for (i = 0; i < adapter->num_xdp_queues; i++) adapter->xdp_ring[i]->count = new_tx_count; for (i = 0; i < adapter->num_rx_queues; i++) adapter->rx_ring[i]->count = new_rx_count; adapter->tx_ring_count = new_tx_count; adapter->xdp_ring_count = new_tx_count; adapter->rx_ring_count = new_rx_count; goto clear_reset; } /* allocate temporary buffer to store rings in */ i = max_t(int, adapter->num_tx_queues + adapter->num_xdp_queues, adapter->num_rx_queues); temp_ring = vmalloc(array_size(i, sizeof(struct ixgbe_ring))); if (!temp_ring) { err = -ENOMEM; goto clear_reset; } ixgbe_down(adapter); /* * Setup new Tx resources and free the old Tx resources in that order. * We can then assign the new resources to the rings via a memcpy. * The advantage to this approach is that we are guaranteed to still * have resources even in the case of an allocation failure. */ if (new_tx_count != adapter->tx_ring_count) { for (i = 0; i < adapter->num_tx_queues; i++) { memcpy(&temp_ring[i], adapter->tx_ring[i], sizeof(struct ixgbe_ring)); temp_ring[i].count = new_tx_count; err = ixgbe_setup_tx_resources(&temp_ring[i]); if (err) { while (i) { i--; ixgbe_free_tx_resources(&temp_ring[i]); } goto err_setup; } } for (j = 0; j < adapter->num_xdp_queues; j++, i++) { memcpy(&temp_ring[i], adapter->xdp_ring[j], sizeof(struct ixgbe_ring)); temp_ring[i].count = new_tx_count; err = ixgbe_setup_tx_resources(&temp_ring[i]); if (err) { while (i) { i--; ixgbe_free_tx_resources(&temp_ring[i]); } goto err_setup; } } for (i = 0; i < adapter->num_tx_queues; i++) { ixgbe_free_tx_resources(adapter->tx_ring[i]); memcpy(adapter->tx_ring[i], &temp_ring[i], sizeof(struct ixgbe_ring)); } for (j = 0; j < adapter->num_xdp_queues; j++, i++) { ixgbe_free_tx_resources(adapter->xdp_ring[j]); memcpy(adapter->xdp_ring[j], &temp_ring[i], sizeof(struct ixgbe_ring)); } adapter->tx_ring_count = new_tx_count; } /* Repeat the process for the Rx rings if needed */ if (new_rx_count != adapter->rx_ring_count) { for (i = 0; i < adapter->num_rx_queues; i++) { memcpy(&temp_ring[i], adapter->rx_ring[i], sizeof(struct ixgbe_ring)); /* Clear copied XDP RX-queue info */ memset(&temp_ring[i].xdp_rxq, 0, sizeof(temp_ring[i].xdp_rxq)); temp_ring[i].count = new_rx_count; err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]); if (err) { while (i) { i--; ixgbe_free_rx_resources(&temp_ring[i]); } goto err_setup; } } for (i = 0; i < adapter->num_rx_queues; i++) { ixgbe_free_rx_resources(adapter->rx_ring[i]); memcpy(adapter->rx_ring[i], &temp_ring[i], sizeof(struct ixgbe_ring)); } adapter->rx_ring_count = new_rx_count; } err_setup: ixgbe_up(adapter); vfree(temp_ring); clear_reset: clear_bit(__IXGBE_RESETTING, &adapter->state); return err; } static int ixgbe_get_sset_count(struct net_device *netdev, int sset) { switch (sset) { case ETH_SS_TEST: return IXGBE_TEST_LEN; case ETH_SS_STATS: return IXGBE_STATS_LEN; case ETH_SS_PRIV_FLAGS: return IXGBE_PRIV_FLAGS_STR_LEN; default: return -EOPNOTSUPP; } } static void ixgbe_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct rtnl_link_stats64 temp; const struct rtnl_link_stats64 *net_stats; unsigned int start; struct ixgbe_ring *ring; int i, j; char *p = NULL; ixgbe_update_stats(adapter); net_stats = dev_get_stats(netdev, &temp); for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { switch (ixgbe_gstrings_stats[i].type) { case NETDEV_STATS: p = (char *) net_stats + ixgbe_gstrings_stats[i].stat_offset; break; case IXGBE_STATS: p = (char *) adapter + ixgbe_gstrings_stats[i].stat_offset; break; default: data[i] = 0; continue; } data[i] = (ixgbe_gstrings_stats[i].sizeof_stat == sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } for (j = 0; j < netdev->num_tx_queues; j++) { ring = adapter->tx_ring[j]; if (!ring) { data[i] = 0; data[i+1] = 0; i += 2; continue; } do { start = u64_stats_fetch_begin_irq(&ring->syncp); data[i] = ring->stats.packets; data[i+1] = ring->stats.bytes; } while (u64_stats_fetch_retry_irq(&ring->syncp, start)); i += 2; } for (j = 0; j < IXGBE_NUM_RX_QUEUES; j++) { ring = adapter->rx_ring[j]; if (!ring) { data[i] = 0; data[i+1] = 0; i += 2; continue; } do { start = u64_stats_fetch_begin_irq(&ring->syncp); data[i] = ring->stats.packets; data[i+1] = ring->stats.bytes; } while (u64_stats_fetch_retry_irq(&ring->syncp, start)); i += 2; } for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) { data[i++] = adapter->stats.pxontxc[j]; data[i++] = adapter->stats.pxofftxc[j]; } for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) { data[i++] = adapter->stats.pxonrxc[j]; data[i++] = adapter->stats.pxoffrxc[j]; } } static void ixgbe_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { char *p = (char *)data; unsigned int i; switch (stringset) { case ETH_SS_TEST: for (i = 0; i < IXGBE_TEST_LEN; i++) { memcpy(data, ixgbe_gstrings_test[i], ETH_GSTRING_LEN); data += ETH_GSTRING_LEN; } break; case ETH_SS_STATS: for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { memcpy(p, ixgbe_gstrings_stats[i].stat_string, ETH_GSTRING_LEN); p += ETH_GSTRING_LEN; } for (i = 0; i < netdev->num_tx_queues; i++) { sprintf(p, "tx_queue_%u_packets", i); p += ETH_GSTRING_LEN; sprintf(p, "tx_queue_%u_bytes", i); p += ETH_GSTRING_LEN; } for (i = 0; i < IXGBE_NUM_RX_QUEUES; i++) { sprintf(p, "rx_queue_%u_packets", i); p += ETH_GSTRING_LEN; sprintf(p, "rx_queue_%u_bytes", i); p += ETH_GSTRING_LEN; } for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { sprintf(p, "tx_pb_%u_pxon", i); p += ETH_GSTRING_LEN; sprintf(p, "tx_pb_%u_pxoff", i); p += ETH_GSTRING_LEN; } for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { sprintf(p, "rx_pb_%u_pxon", i); p += ETH_GSTRING_LEN; sprintf(p, "rx_pb_%u_pxoff", i); p += ETH_GSTRING_LEN; } /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */ break; case ETH_SS_PRIV_FLAGS: memcpy(data, ixgbe_priv_flags_strings, IXGBE_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN); } } static int ixgbe_link_test(struct ixgbe_adapter *adapter, u64 *data) { struct ixgbe_hw *hw = &adapter->hw; bool link_up; u32 link_speed = 0; if (ixgbe_removed(hw->hw_addr)) { *data = 1; return 1; } *data = 0; hw->mac.ops.check_link(hw, &link_speed, &link_up, true); if (link_up) return *data; else *data = 1; return *data; } /* ethtool register test data */ struct ixgbe_reg_test { u16 reg; u8 array_len; u8 test_type; u32 mask; u32 write; }; /* In the hardware, registers are laid out either singly, in arrays * spaced 0x40 bytes apart, or in contiguous tables. We assume * most tests take place on arrays or single registers (handled * as a single-element array) and special-case the tables. * Table tests are always pattern tests. * * We also make provision for some required setup steps by specifying * registers to be written without any read-back testing. */ #define PATTERN_TEST 1 #define SET_READ_TEST 2 #define WRITE_NO_TEST 3 #define TABLE32_TEST 4 #define TABLE64_TEST_LO 5 #define TABLE64_TEST_HI 6 /* default 82599 register test */ static const struct ixgbe_reg_test reg_test_82599[] = { { IXGBE_FCRTL_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, { IXGBE_FCRTH_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 }, { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 }, { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFF80 }, { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000001, 0x00000001 }, { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x8001FFFF, 0x800CFFFF }, { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { .reg = 0 } }; /* default 82598 register test */ static const struct ixgbe_reg_test reg_test_82598[] = { { IXGBE_FCRTL(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 }, { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, /* Enable all four RX queues before testing. */ { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, /* RDH is read-only for 82598, only test RDT. */ { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_TIPG, 1, PATTERN_TEST, 0x000000FF, 0x000000FF }, { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000003, 0x00000003 }, { IXGBE_DTXCTL, 1, SET_READ_TEST, 0x00000005, 0x00000005 }, { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x800CFFFF, 0x800CFFFF }, { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { .reg = 0 } }; static bool reg_pattern_test(struct ixgbe_adapter *adapter, u64 *data, int reg, u32 mask, u32 write) { u32 pat, val, before; static const u32 test_pattern[] = { 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; if (ixgbe_removed(adapter->hw.hw_addr)) { *data = 1; return true; } for (pat = 0; pat < ARRAY_SIZE(test_pattern); pat++) { before = ixgbe_read_reg(&adapter->hw, reg); ixgbe_write_reg(&adapter->hw, reg, test_pattern[pat] & write); val = ixgbe_read_reg(&adapter->hw, reg); if (val != (test_pattern[pat] & write & mask)) { e_err(drv, "pattern test reg %04X failed: got 0x%08X expected 0x%08X\n", reg, val, (test_pattern[pat] & write & mask)); *data = reg; ixgbe_write_reg(&adapter->hw, reg, before); return true; } ixgbe_write_reg(&adapter->hw, reg, before); } return false; } static bool reg_set_and_check(struct ixgbe_adapter *adapter, u64 *data, int reg, u32 mask, u32 write) { u32 val, before; if (ixgbe_removed(adapter->hw.hw_addr)) { *data = 1; return true; } before = ixgbe_read_reg(&adapter->hw, reg); ixgbe_write_reg(&adapter->hw, reg, write & mask); val = ixgbe_read_reg(&adapter->hw, reg); if ((write & mask) != (val & mask)) { e_err(drv, "set/check reg %04X test failed: got 0x%08X expected 0x%08X\n", reg, (val & mask), (write & mask)); *data = reg; ixgbe_write_reg(&adapter->hw, reg, before); return true; } ixgbe_write_reg(&adapter->hw, reg, before); return false; } static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data) { const struct ixgbe_reg_test *test; u32 value, before, after; u32 i, toggle; if (ixgbe_removed(adapter->hw.hw_addr)) { e_err(drv, "Adapter removed - register test blocked\n"); *data = 1; return 1; } switch (adapter->hw.mac.type) { case ixgbe_mac_82598EB: toggle = 0x7FFFF3FF; test = reg_test_82598; break; case ixgbe_mac_82599EB: case ixgbe_mac_X540: case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: toggle = 0x7FFFF30F; test = reg_test_82599; break; default: *data = 1; return 1; } /* * Because the status register is such a special case, * we handle it separately from the rest of the register * tests. Some bits are read-only, some toggle, and some * are writeable on newer MACs. */ before = ixgbe_read_reg(&adapter->hw, IXGBE_STATUS); value = (ixgbe_read_reg(&adapter->hw, IXGBE_STATUS) & toggle); ixgbe_write_reg(&adapter->hw, IXGBE_STATUS, toggle); after = ixgbe_read_reg(&adapter->hw, IXGBE_STATUS) & toggle; if (value != after) { e_err(drv, "failed STATUS register test got: 0x%08X expected: 0x%08X\n", after, value); *data = 1; return 1; } /* restore previous status */ ixgbe_write_reg(&adapter->hw, IXGBE_STATUS, before); /* * Perform the remainder of the register test, looping through * the test table until we either fail or reach the null entry. */ while (test->reg) { for (i = 0; i < test->array_len; i++) { bool b = false; switch (test->test_type) { case PATTERN_TEST: b = reg_pattern_test(adapter, data, test->reg + (i * 0x40), test->mask, test->write); break; case SET_READ_TEST: b = reg_set_and_check(adapter, data, test->reg + (i * 0x40), test->mask, test->write); break; case WRITE_NO_TEST: ixgbe_write_reg(&adapter->hw, test->reg + (i * 0x40), test->write); break; case TABLE32_TEST: b = reg_pattern_test(adapter, data, test->reg + (i * 4), test->mask, test->write); break; case TABLE64_TEST_LO: b = reg_pattern_test(adapter, data, test->reg + (i * 8), test->mask, test->write); break; case TABLE64_TEST_HI: b = reg_pattern_test(adapter, data, (test->reg + 4) + (i * 8), test->mask, test->write); break; } if (b) return 1; } test++; } *data = 0; return 0; } static int ixgbe_eeprom_test(struct ixgbe_adapter *adapter, u64 *data) { struct ixgbe_hw *hw = &adapter->hw; if (hw->eeprom.ops.validate_checksum(hw, NULL)) *data = 1; else *data = 0; return *data; } static irqreturn_t ixgbe_test_intr(int irq, void *data) { struct net_device *netdev = (struct net_device *) data; struct ixgbe_adapter *adapter = netdev_priv(netdev); adapter->test_icr |= IXGBE_READ_REG(&adapter->hw, IXGBE_EICR); return IRQ_HANDLED; } static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data) { struct net_device *netdev = adapter->netdev; u32 mask, i = 0, shared_int = true; u32 irq = adapter->pdev->irq; *data = 0; /* Hook up test interrupt handler just for this test */ if (adapter->msix_entries) { /* NOTE: we don't test MSI-X interrupts here, yet */ return 0; } else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) { shared_int = false; if (request_irq(irq, ixgbe_test_intr, 0, netdev->name, netdev)) { *data = 1; return -1; } } else if (!request_irq(irq, ixgbe_test_intr, IRQF_PROBE_SHARED, netdev->name, netdev)) { shared_int = false; } else if (request_irq(irq, ixgbe_test_intr, IRQF_SHARED, netdev->name, netdev)) { *data = 1; return -1; } e_info(hw, "testing %s interrupt\n", shared_int ? "shared" : "unshared"); /* Disable all the interrupts */ IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF); IXGBE_WRITE_FLUSH(&adapter->hw); usleep_range(10000, 20000); /* Test each interrupt */ for (; i < 10; i++) { /* Interrupt to test */ mask = BIT(i); if (!shared_int) { /* * Disable the interrupts to be reported in * the cause register and then force the same * interrupt and see if one gets posted. If * an interrupt was posted to the bus, the * test failed. */ adapter->test_icr = 0; IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, ~mask & 0x00007FFF); IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, ~mask & 0x00007FFF); IXGBE_WRITE_FLUSH(&adapter->hw); usleep_range(10000, 20000); if (adapter->test_icr & mask) { *data = 3; break; } } /* * Enable the interrupt to be reported in the cause * register and then force the same interrupt and see * if one gets posted. If an interrupt was not posted * to the bus, the test failed. */ adapter->test_icr = 0; IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask); IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask); IXGBE_WRITE_FLUSH(&adapter->hw); usleep_range(10000, 20000); if (!(adapter->test_icr & mask)) { *data = 4; break; } if (!shared_int) { /* * Disable the other interrupts to be reported in * the cause register and then force the other * interrupts and see if any get posted. If * an interrupt was posted to the bus, the * test failed. */ adapter->test_icr = 0; IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, ~mask & 0x00007FFF); IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, ~mask & 0x00007FFF); IXGBE_WRITE_FLUSH(&adapter->hw); usleep_range(10000, 20000); if (adapter->test_icr) { *data = 5; break; } } } /* Disable all the interrupts */ IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF); IXGBE_WRITE_FLUSH(&adapter->hw); usleep_range(10000, 20000); /* Unhook test interrupt handler */ free_irq(irq, netdev); return *data; } static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter) { /* Shut down the DMA engines now so they can be reinitialized later, * since the test rings and normally used rings should overlap on * queue 0 we can just use the standard disable Rx/Tx calls and they * will take care of disabling the test rings for us. */ /* first Rx */ ixgbe_disable_rx(adapter); /* now Tx */ ixgbe_disable_tx(adapter); ixgbe_reset(adapter); ixgbe_free_tx_resources(&adapter->test_tx_ring); ixgbe_free_rx_resources(&adapter->test_rx_ring); } static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter) { struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; struct ixgbe_hw *hw = &adapter->hw; u32 rctl, reg_data; int ret_val; int err; /* Setup Tx descriptor ring and Tx buffers */ tx_ring->count = IXGBE_DEFAULT_TXD; tx_ring->queue_index = 0; tx_ring->dev = &adapter->pdev->dev; tx_ring->netdev = adapter->netdev; tx_ring->reg_idx = adapter->tx_ring[0]->reg_idx; err = ixgbe_setup_tx_resources(tx_ring); if (err) return 1; switch (adapter->hw.mac.type) { case ixgbe_mac_82599EB: case ixgbe_mac_X540: case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL); reg_data |= IXGBE_DMATXCTL_TE; IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data); break; default: break; } ixgbe_configure_tx_ring(adapter, tx_ring); /* Setup Rx Descriptor ring and Rx buffers */ rx_ring->count = IXGBE_DEFAULT_RXD; rx_ring->queue_index = 0; rx_ring->dev = &adapter->pdev->dev; rx_ring->netdev = adapter->netdev; rx_ring->reg_idx = adapter->rx_ring[0]->reg_idx; err = ixgbe_setup_rx_resources(adapter, rx_ring); if (err) { ret_val = 4; goto err_nomem; } hw->mac.ops.disable_rx(hw); ixgbe_configure_rx_ring(adapter, rx_ring); rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL); rctl |= IXGBE_RXCTRL_DMBYPS; IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl); hw->mac.ops.enable_rx(hw); return 0; err_nomem: ixgbe_free_desc_rings(adapter); return ret_val; } static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; u32 reg_data; /* Setup MAC loopback */ reg_data = IXGBE_READ_REG(hw, IXGBE_HLREG0); reg_data |= IXGBE_HLREG0_LPBK; IXGBE_WRITE_REG(hw, IXGBE_HLREG0, reg_data); reg_data = IXGBE_READ_REG(hw, IXGBE_FCTRL); reg_data |= IXGBE_FCTRL_BAM | IXGBE_FCTRL_SBP | IXGBE_FCTRL_MPE; IXGBE_WRITE_REG(hw, IXGBE_FCTRL, reg_data); /* X540 and X550 needs to set the MACC.FLU bit to force link up */ switch (adapter->hw.mac.type) { case ixgbe_mac_X540: case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: reg_data = IXGBE_READ_REG(hw, IXGBE_MACC); reg_data |= IXGBE_MACC_FLU; IXGBE_WRITE_REG(hw, IXGBE_MACC, reg_data); break; default: if (hw->mac.orig_autoc) { reg_data = hw->mac.orig_autoc | IXGBE_AUTOC_FLU; IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg_data); } else { return 10; } } IXGBE_WRITE_FLUSH(hw); usleep_range(10000, 20000); /* Disable Atlas Tx lanes; re-enabled in reset path */ if (hw->mac.type == ixgbe_mac_82598EB) { u8 atlas; hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &atlas); atlas |= IXGBE_ATLAS_PDN_TX_REG_EN; hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, atlas); hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &atlas); atlas |= IXGBE_ATLAS_PDN_TX_10G_QL_ALL; hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, atlas); hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &atlas); atlas |= IXGBE_ATLAS_PDN_TX_1G_QL_ALL; hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, atlas); hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &atlas); atlas |= IXGBE_ATLAS_PDN_TX_AN_QL_ALL; hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, atlas); } return 0; } static void ixgbe_loopback_cleanup(struct ixgbe_adapter *adapter) { u32 reg_data; reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0); reg_data &= ~IXGBE_HLREG0_LPBK; IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data); } static void ixgbe_create_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) { memset(skb->data, 0xFF, frame_size); frame_size >>= 1; memset(&skb->data[frame_size], 0xAA, frame_size / 2 - 1); memset(&skb->data[frame_size + 10], 0xBE, 1); memset(&skb->data[frame_size + 12], 0xAF, 1); } static bool ixgbe_check_lbtest_frame(struct ixgbe_rx_buffer *rx_buffer, unsigned int frame_size) { unsigned char *data; bool match = true; frame_size >>= 1; data = kmap(rx_buffer->page) + rx_buffer->page_offset; if (data[3] != 0xFF || data[frame_size + 10] != 0xBE || data[frame_size + 12] != 0xAF) match = false; kunmap(rx_buffer->page); return match; } static u16 ixgbe_clean_test_rings(struct ixgbe_ring *rx_ring, struct ixgbe_ring *tx_ring, unsigned int size) { union ixgbe_adv_rx_desc *rx_desc; u16 rx_ntc, tx_ntc, count = 0; /* initialize next to clean and descriptor values */ rx_ntc = rx_ring->next_to_clean; tx_ntc = tx_ring->next_to_clean; rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); while (tx_ntc != tx_ring->next_to_use) { union ixgbe_adv_tx_desc *tx_desc; struct ixgbe_tx_buffer *tx_buffer; tx_desc = IXGBE_TX_DESC(tx_ring, tx_ntc); /* if DD is not set transmit has not completed */ if (!(tx_desc->wb.status & cpu_to_le32(IXGBE_TXD_STAT_DD))) return count; /* unmap buffer on Tx side */ tx_buffer = &tx_ring->tx_buffer_info[tx_ntc]; /* Free all the Tx ring sk_buffs */ dev_kfree_skb_any(tx_buffer->skb); /* unmap skb header data */ dma_unmap_single(tx_ring->dev, dma_unmap_addr(tx_buffer, dma), dma_unmap_len(tx_buffer, len), DMA_TO_DEVICE); dma_unmap_len_set(tx_buffer, len, 0); /* increment Tx next to clean counter */ tx_ntc++; if (tx_ntc == tx_ring->count) tx_ntc = 0; } while (rx_desc->wb.upper.length) { struct ixgbe_rx_buffer *rx_buffer; /* check Rx buffer */ rx_buffer = &rx_ring->rx_buffer_info[rx_ntc]; /* sync Rx buffer for CPU read */ dma_sync_single_for_cpu(rx_ring->dev, rx_buffer->dma, ixgbe_rx_bufsz(rx_ring), DMA_FROM_DEVICE); /* verify contents of skb */ if (ixgbe_check_lbtest_frame(rx_buffer, size)) count++; else break; /* sync Rx buffer for device write */ dma_sync_single_for_device(rx_ring->dev, rx_buffer->dma, ixgbe_rx_bufsz(rx_ring), DMA_FROM_DEVICE); /* increment Rx next to clean counter */ rx_ntc++; if (rx_ntc == rx_ring->count) rx_ntc = 0; /* fetch next descriptor */ rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); } netdev_tx_reset_queue(txring_txq(tx_ring)); /* re-map buffers to ring, store next to clean values */ ixgbe_alloc_rx_buffers(rx_ring, count); rx_ring->next_to_clean = rx_ntc; tx_ring->next_to_clean = tx_ntc; return count; } static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter) { struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; int i, j, lc, good_cnt, ret_val = 0; unsigned int size = 1024; netdev_tx_t tx_ret_val; struct sk_buff *skb; u32 flags_orig = adapter->flags; /* DCB can modify the frames on Tx */ adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED; /* allocate test skb */ skb = alloc_skb(size, GFP_KERNEL); if (!skb) return 11; /* place data into test skb */ ixgbe_create_lbtest_frame(skb, size); skb_put(skb, size); /* * Calculate the loop count based on the largest descriptor ring * The idea is to wrap the largest ring a number of times using 64 * send/receive pairs during each loop */ if (rx_ring->count <= tx_ring->count) lc = ((tx_ring->count / 64) * 2) + 1; else lc = ((rx_ring->count / 64) * 2) + 1; for (j = 0; j <= lc; j++) { /* reset count of good packets */ good_cnt = 0; /* place 64 packets on the transmit queue*/ for (i = 0; i < 64; i++) { skb_get(skb); tx_ret_val = ixgbe_xmit_frame_ring(skb, adapter, tx_ring); if (tx_ret_val == NETDEV_TX_OK) good_cnt++; } if (good_cnt != 64) { ret_val = 12; break; } /* allow 200 milliseconds for packets to go from Tx to Rx */ msleep(200); good_cnt = ixgbe_clean_test_rings(rx_ring, tx_ring, size); if (good_cnt != 64) { ret_val = 13; break; } } /* free the original skb */ kfree_skb(skb); adapter->flags = flags_orig; return ret_val; } static int ixgbe_loopback_test(struct ixgbe_adapter *adapter, u64 *data) { *data = ixgbe_setup_desc_rings(adapter); if (*data) goto out; *data = ixgbe_setup_loopback_test(adapter); if (*data) goto err_loopback; *data = ixgbe_run_loopback_test(adapter); ixgbe_loopback_cleanup(adapter); err_loopback: ixgbe_free_desc_rings(adapter); out: return *data; } static void ixgbe_diag_test(struct net_device *netdev, struct ethtool_test *eth_test, u64 *data) { struct ixgbe_adapter *adapter = netdev_priv(netdev); bool if_running = netif_running(netdev); if (ixgbe_removed(adapter->hw.hw_addr)) { e_err(hw, "Adapter removed - test blocked\n"); data[0] = 1; data[1] = 1; data[2] = 1; data[3] = 1; data[4] = 1; eth_test->flags |= ETH_TEST_FL_FAILED; return; } set_bit(__IXGBE_TESTING, &adapter->state); if (eth_test->flags == ETH_TEST_FL_OFFLINE) { struct ixgbe_hw *hw = &adapter->hw; if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { int i; for (i = 0; i < adapter->num_vfs; i++) { if (adapter->vfinfo[i].clear_to_send) { netdev_warn(netdev, "offline diagnostic is not supported when VFs are present\n"); data[0] = 1; data[1] = 1; data[2] = 1; data[3] = 1; data[4] = 1; eth_test->flags |= ETH_TEST_FL_FAILED; clear_bit(__IXGBE_TESTING, &adapter->state); goto skip_ol_tests; } } } /* Offline tests */ e_info(hw, "offline testing starting\n"); /* Link test performed before hardware reset so autoneg doesn't * interfere with test result */ if (ixgbe_link_test(adapter, &data[4])) eth_test->flags |= ETH_TEST_FL_FAILED; if (if_running) /* indicate we're in test mode */ ixgbe_close(netdev); else ixgbe_reset(adapter); e_info(hw, "register testing starting\n"); if (ixgbe_reg_test(adapter, &data[0])) eth_test->flags |= ETH_TEST_FL_FAILED; ixgbe_reset(adapter); e_info(hw, "eeprom testing starting\n"); if (ixgbe_eeprom_test(adapter, &data[1])) eth_test->flags |= ETH_TEST_FL_FAILED; ixgbe_reset(adapter); e_info(hw, "interrupt testing starting\n"); if (ixgbe_intr_test(adapter, &data[2])) eth_test->flags |= ETH_TEST_FL_FAILED; /* If SRIOV or VMDq is enabled then skip MAC * loopback diagnostic. */ if (adapter->flags & (IXGBE_FLAG_SRIOV_ENABLED | IXGBE_FLAG_VMDQ_ENABLED)) { e_info(hw, "Skip MAC loopback diagnostic in VT mode\n"); data[3] = 0; goto skip_loopback; } ixgbe_reset(adapter); e_info(hw, "loopback testing starting\n"); if (ixgbe_loopback_test(adapter, &data[3])) eth_test->flags |= ETH_TEST_FL_FAILED; skip_loopback: ixgbe_reset(adapter); /* clear testing bit and return adapter to previous state */ clear_bit(__IXGBE_TESTING, &adapter->state); if (if_running) ixgbe_open(netdev); else if (hw->mac.ops.disable_tx_laser) hw->mac.ops.disable_tx_laser(hw); } else { e_info(hw, "online testing starting\n"); /* Online tests */ if (ixgbe_link_test(adapter, &data[4])) eth_test->flags |= ETH_TEST_FL_FAILED; /* Offline tests aren't run; pass by default */ data[0] = 0; data[1] = 0; data[2] = 0; data[3] = 0; clear_bit(__IXGBE_TESTING, &adapter->state); } skip_ol_tests: msleep_interruptible(4 * 1000); } static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter, struct ethtool_wolinfo *wol) { struct ixgbe_hw *hw = &adapter->hw; int retval = 0; /* WOL not supported for all devices */ if (!ixgbe_wol_supported(adapter, hw->device_id, hw->subsystem_device_id)) { retval = 1; wol->supported = 0; } return retval; } static void ixgbe_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct ixgbe_adapter *adapter = netdev_priv(netdev); wol->supported = WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | WAKE_MAGIC; wol->wolopts = 0; if (ixgbe_wol_exclusion(adapter, wol) || !device_can_wakeup(&adapter->pdev->dev)) return; if (adapter->wol & IXGBE_WUFC_EX) wol->wolopts |= WAKE_UCAST; if (adapter->wol & IXGBE_WUFC_MC) wol->wolopts |= WAKE_MCAST; if (adapter->wol & IXGBE_WUFC_BC) wol->wolopts |= WAKE_BCAST; if (adapter->wol & IXGBE_WUFC_MAG) wol->wolopts |= WAKE_MAGIC; } static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct ixgbe_adapter *adapter = netdev_priv(netdev); if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE | WAKE_FILTER)) return -EOPNOTSUPP; if (ixgbe_wol_exclusion(adapter, wol)) return wol->wolopts ? -EOPNOTSUPP : 0; adapter->wol = 0; if (wol->wolopts & WAKE_UCAST) adapter->wol |= IXGBE_WUFC_EX; if (wol->wolopts & WAKE_MCAST) adapter->wol |= IXGBE_WUFC_MC; if (wol->wolopts & WAKE_BCAST) adapter->wol |= IXGBE_WUFC_BC; if (wol->wolopts & WAKE_MAGIC) adapter->wol |= IXGBE_WUFC_MAG; device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); return 0; } static int ixgbe_nway_reset(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); if (netif_running(netdev)) ixgbe_reinit_locked(adapter); return 0; } static int ixgbe_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; if (!hw->mac.ops.led_on || !hw->mac.ops.led_off) return -EOPNOTSUPP; switch (state) { case ETHTOOL_ID_ACTIVE: adapter->led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); return 2; case ETHTOOL_ID_ON: hw->mac.ops.led_on(hw, hw->mac.led_link_act); break; case ETHTOOL_ID_OFF: hw->mac.ops.led_off(hw, hw->mac.led_link_act); break; case ETHTOOL_ID_INACTIVE: /* Restore LED settings */ IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, adapter->led_reg); break; } return 0; } static int ixgbe_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec) { struct ixgbe_adapter *adapter = netdev_priv(netdev); /* only valid if in constant ITR mode */ if (adapter->rx_itr_setting <= 1) ec->rx_coalesce_usecs = adapter->rx_itr_setting; else ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2; /* if in mixed tx/rx queues per vector mode, report only rx settings */ if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) return 0; /* only valid if in constant ITR mode */ if (adapter->tx_itr_setting <= 1) ec->tx_coalesce_usecs = adapter->tx_itr_setting; else ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2; return 0; } /* * this function must be called before setting the new value of * rx_itr_setting */ static bool ixgbe_update_rsc(struct ixgbe_adapter *adapter) { struct net_device *netdev = adapter->netdev; /* nothing to do if LRO or RSC are not enabled */ if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) || !(netdev->features & NETIF_F_LRO)) return false; /* check the feature flag value and enable RSC if necessary */ if (adapter->rx_itr_setting == 1 || adapter->rx_itr_setting > IXGBE_MIN_RSC_ITR) { if (!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)) { adapter->flags2 |= IXGBE_FLAG2_RSC_ENABLED; e_info(probe, "rx-usecs value high enough to re-enable RSC\n"); return true; } /* if interrupt rate is too high then disable RSC */ } else if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) { adapter->flags2 &= ~IXGBE_FLAG2_RSC_ENABLED; e_info(probe, "rx-usecs set too low, disabling RSC\n"); return true; } return false; } static int ixgbe_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_q_vector *q_vector; int i; u16 tx_itr_param, rx_itr_param, tx_itr_prev; bool need_reset = false; if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) { /* reject Tx specific changes in case of mixed RxTx vectors */ if (ec->tx_coalesce_usecs) return -EINVAL; tx_itr_prev = adapter->rx_itr_setting; } else { tx_itr_prev = adapter->tx_itr_setting; } if ((ec->rx_coalesce_usecs > (IXGBE_MAX_EITR >> 2)) || (ec->tx_coalesce_usecs > (IXGBE_MAX_EITR >> 2))) return -EINVAL; if (ec->rx_coalesce_usecs > 1) adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2; else adapter->rx_itr_setting = ec->rx_coalesce_usecs; if (adapter->rx_itr_setting == 1) rx_itr_param = IXGBE_20K_ITR; else rx_itr_param = adapter->rx_itr_setting; if (ec->tx_coalesce_usecs > 1) adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2; else adapter->tx_itr_setting = ec->tx_coalesce_usecs; if (adapter->tx_itr_setting == 1) tx_itr_param = IXGBE_12K_ITR; else tx_itr_param = adapter->tx_itr_setting; /* mixed Rx/Tx */ if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) adapter->tx_itr_setting = adapter->rx_itr_setting; /* detect ITR changes that require update of TXDCTL.WTHRESH */ if ((adapter->tx_itr_setting != 1) && (adapter->tx_itr_setting < IXGBE_100K_ITR)) { if ((tx_itr_prev == 1) || (tx_itr_prev >= IXGBE_100K_ITR)) need_reset = true; } else { if ((tx_itr_prev != 1) && (tx_itr_prev < IXGBE_100K_ITR)) need_reset = true; } /* check the old value and enable RSC if necessary */ need_reset |= ixgbe_update_rsc(adapter); for (i = 0; i < adapter->num_q_vectors; i++) { q_vector = adapter->q_vector[i]; if (q_vector->tx.count && !q_vector->rx.count) /* tx only */ q_vector->itr = tx_itr_param; else /* rx only or mixed */ q_vector->itr = rx_itr_param; ixgbe_write_eitr(q_vector); } /* * do reset here at the end to make sure EITR==0 case is handled * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings * also locks in RSC enable/disable which requires reset */ if (need_reset) ixgbe_do_reset(netdev); return 0; } static int ixgbe_get_ethtool_fdir_entry(struct ixgbe_adapter *adapter, struct ethtool_rxnfc *cmd) { union ixgbe_atr_input *mask = &adapter->fdir_mask; struct ethtool_rx_flow_spec *fsp = (struct ethtool_rx_flow_spec *)&cmd->fs; struct hlist_node *node2; struct ixgbe_fdir_filter *rule = NULL; /* report total rule count */ cmd->data = (1024 << adapter->fdir_pballoc) - 2; hlist_for_each_entry_safe(rule, node2, &adapter->fdir_filter_list, fdir_node) { if (fsp->location <= rule->sw_idx) break; } if (!rule || fsp->location != rule->sw_idx) return -EINVAL; /* fill out the flow spec entry */ /* set flow type field */ switch (rule->filter.formatted.flow_type) { case IXGBE_ATR_FLOW_TYPE_TCPV4: fsp->flow_type = TCP_V4_FLOW; break; case IXGBE_ATR_FLOW_TYPE_UDPV4: fsp->flow_type = UDP_V4_FLOW; break; case IXGBE_ATR_FLOW_TYPE_SCTPV4: fsp->flow_type = SCTP_V4_FLOW; break; case IXGBE_ATR_FLOW_TYPE_IPV4: fsp->flow_type = IP_USER_FLOW; fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4; fsp->h_u.usr_ip4_spec.proto = 0; fsp->m_u.usr_ip4_spec.proto = 0; break; default: return -EINVAL; } fsp->h_u.tcp_ip4_spec.psrc = rule->filter.formatted.src_port; fsp->m_u.tcp_ip4_spec.psrc = mask->formatted.src_port; fsp->h_u.tcp_ip4_spec.pdst = rule->filter.formatted.dst_port; fsp->m_u.tcp_ip4_spec.pdst = mask->formatted.dst_port; fsp->h_u.tcp_ip4_spec.ip4src = rule->filter.formatted.src_ip[0]; fsp->m_u.tcp_ip4_spec.ip4src = mask->formatted.src_ip[0]; fsp->h_u.tcp_ip4_spec.ip4dst = rule->filter.formatted.dst_ip[0]; fsp->m_u.tcp_ip4_spec.ip4dst = mask->formatted.dst_ip[0]; fsp->h_ext.vlan_tci = rule->filter.formatted.vlan_id; fsp->m_ext.vlan_tci = mask->formatted.vlan_id; fsp->h_ext.vlan_etype = rule->filter.formatted.flex_bytes; fsp->m_ext.vlan_etype = mask->formatted.flex_bytes; fsp->h_ext.data[1] = htonl(rule->filter.formatted.vm_pool); fsp->m_ext.data[1] = htonl(mask->formatted.vm_pool); fsp->flow_type |= FLOW_EXT; /* record action */ if (rule->action == IXGBE_FDIR_DROP_QUEUE) fsp->ring_cookie = RX_CLS_FLOW_DISC; else fsp->ring_cookie = rule->action; return 0; } static int ixgbe_get_ethtool_fdir_all(struct ixgbe_adapter *adapter, struct ethtool_rxnfc *cmd, u32 *rule_locs) { struct hlist_node *node2; struct ixgbe_fdir_filter *rule; int cnt = 0; /* report total rule count */ cmd->data = (1024 << adapter->fdir_pballoc) - 2; hlist_for_each_entry_safe(rule, node2, &adapter->fdir_filter_list, fdir_node) { if (cnt == cmd->rule_cnt) return -EMSGSIZE; rule_locs[cnt] = rule->sw_idx; cnt++; } cmd->rule_cnt = cnt; return 0; } static int ixgbe_get_rss_hash_opts(struct ixgbe_adapter *adapter, struct ethtool_rxnfc *cmd) { cmd->data = 0; /* Report default options for RSS on ixgbe */ switch (cmd->flow_type) { case TCP_V4_FLOW: cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; /* fallthrough */ case UDP_V4_FLOW: if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; /* fallthrough */ case SCTP_V4_FLOW: case AH_ESP_V4_FLOW: case AH_V4_FLOW: case ESP_V4_FLOW: case IPV4_FLOW: cmd->data |= RXH_IP_SRC | RXH_IP_DST; break; case TCP_V6_FLOW: cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; /* fallthrough */ case UDP_V6_FLOW: if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; /* fallthrough */ case SCTP_V6_FLOW: case AH_ESP_V6_FLOW: case AH_V6_FLOW: case ESP_V6_FLOW: case IPV6_FLOW: cmd->data |= RXH_IP_SRC | RXH_IP_DST; break; default: return -EINVAL; } return 0; } static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, u32 *rule_locs) { struct ixgbe_adapter *adapter = netdev_priv(dev); int ret = -EOPNOTSUPP; switch (cmd->cmd) { case ETHTOOL_GRXRINGS: cmd->data = adapter->num_rx_queues; ret = 0; break; case ETHTOOL_GRXCLSRLCNT: cmd->rule_cnt = adapter->fdir_filter_count; ret = 0; break; case ETHTOOL_GRXCLSRULE: ret = ixgbe_get_ethtool_fdir_entry(adapter, cmd); break; case ETHTOOL_GRXCLSRLALL: ret = ixgbe_get_ethtool_fdir_all(adapter, cmd, rule_locs); break; case ETHTOOL_GRXFH: ret = ixgbe_get_rss_hash_opts(adapter, cmd); break; default: break; } return ret; } int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter, struct ixgbe_fdir_filter *input, u16 sw_idx) { struct ixgbe_hw *hw = &adapter->hw; struct hlist_node *node2; struct ixgbe_fdir_filter *rule, *parent; int err = -EINVAL; parent = NULL; rule = NULL; hlist_for_each_entry_safe(rule, node2, &adapter->fdir_filter_list, fdir_node) { /* hash found, or no matching entry */ if (rule->sw_idx >= sw_idx) break; parent = rule; } /* if there is an old rule occupying our place remove it */ if (rule && (rule->sw_idx == sw_idx)) { if (!input || (rule->filter.formatted.bkt_hash != input->filter.formatted.bkt_hash)) { err = ixgbe_fdir_erase_perfect_filter_82599(hw, &rule->filter, sw_idx); } hlist_del(&rule->fdir_node); kfree(rule); adapter->fdir_filter_count--; } /* * If no input this was a delete, err should be 0 if a rule was * successfully found and removed from the list else -EINVAL */ if (!input) return err; /* initialize node and set software index */ INIT_HLIST_NODE(&input->fdir_node); /* add filter to the list */ if (parent) hlist_add_behind(&input->fdir_node, &parent->fdir_node); else hlist_add_head(&input->fdir_node, &adapter->fdir_filter_list); /* update counts */ adapter->fdir_filter_count++; return 0; } static int ixgbe_flowspec_to_flow_type(struct ethtool_rx_flow_spec *fsp, u8 *flow_type) { switch (fsp->flow_type & ~FLOW_EXT) { case TCP_V4_FLOW: *flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4; break; case UDP_V4_FLOW: *flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4; break; case SCTP_V4_FLOW: *flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4; break; case IP_USER_FLOW: switch (fsp->h_u.usr_ip4_spec.proto) { case IPPROTO_TCP: *flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4; break; case IPPROTO_UDP: *flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4; break; case IPPROTO_SCTP: *flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4; break; case 0: if (!fsp->m_u.usr_ip4_spec.proto) { *flow_type = IXGBE_ATR_FLOW_TYPE_IPV4; break; } /* fall through */ default: return 0; } break; default: return 0; } return 1; } static int ixgbe_add_ethtool_fdir_entry(struct ixgbe_adapter *adapter, struct ethtool_rxnfc *cmd) { struct ethtool_rx_flow_spec *fsp = (struct ethtool_rx_flow_spec *)&cmd->fs; struct ixgbe_hw *hw = &adapter->hw; struct ixgbe_fdir_filter *input; union ixgbe_atr_input mask; u8 queue; int err; if (!(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)) return -EOPNOTSUPP; /* ring_cookie is a masked into a set of queues and ixgbe pools or * we use the drop index. */ if (fsp->ring_cookie == RX_CLS_FLOW_DISC) { queue = IXGBE_FDIR_DROP_QUEUE; } else { u32 ring = ethtool_get_flow_spec_ring(fsp->ring_cookie); u8 vf = ethtool_get_flow_spec_ring_vf(fsp->ring_cookie); if (!vf && (ring >= adapter->num_rx_queues)) return -EINVAL; else if (vf && ((vf > adapter->num_vfs) || ring >= adapter->num_rx_queues_per_pool)) return -EINVAL; /* Map the ring onto the absolute queue index */ if (!vf) queue = adapter->rx_ring[ring]->reg_idx; else queue = ((vf - 1) * adapter->num_rx_queues_per_pool) + ring; } /* Don't allow indexes to exist outside of available space */ if (fsp->location >= ((1024 << adapter->fdir_pballoc) - 2)) { e_err(drv, "Location out of range\n"); return -EINVAL; } input = kzalloc(sizeof(*input), GFP_ATOMIC); if (!input) return -ENOMEM; memset(&mask, 0, sizeof(union ixgbe_atr_input)); /* set SW index */ input->sw_idx = fsp->location; /* record flow type */ if (!ixgbe_flowspec_to_flow_type(fsp, &input->filter.formatted.flow_type)) { e_err(drv, "Unrecognized flow type\n"); goto err_out; } mask.formatted.flow_type = IXGBE_ATR_L4TYPE_IPV6_MASK | IXGBE_ATR_L4TYPE_MASK; if (input->filter.formatted.flow_type == IXGBE_ATR_FLOW_TYPE_IPV4) mask.formatted.flow_type &= IXGBE_ATR_L4TYPE_IPV6_MASK; /* Copy input into formatted structures */ input->filter.formatted.src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src; mask.formatted.src_ip[0] = fsp->m_u.tcp_ip4_spec.ip4src; input->filter.formatted.dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst; mask.formatted.dst_ip[0] = fsp->m_u.tcp_ip4_spec.ip4dst; input->filter.formatted.src_port = fsp->h_u.tcp_ip4_spec.psrc; mask.formatted.src_port = fsp->m_u.tcp_ip4_spec.psrc; input->filter.formatted.dst_port = fsp->h_u.tcp_ip4_spec.pdst; mask.formatted.dst_port = fsp->m_u.tcp_ip4_spec.pdst; if (fsp->flow_type & FLOW_EXT) { input->filter.formatted.vm_pool = (unsigned char)ntohl(fsp->h_ext.data[1]); mask.formatted.vm_pool = (unsigned char)ntohl(fsp->m_ext.data[1]); input->filter.formatted.vlan_id = fsp->h_ext.vlan_tci; mask.formatted.vlan_id = fsp->m_ext.vlan_tci; input->filter.formatted.flex_bytes = fsp->h_ext.vlan_etype; mask.formatted.flex_bytes = fsp->m_ext.vlan_etype; } /* determine if we need to drop or route the packet */ if (fsp->ring_cookie == RX_CLS_FLOW_DISC) input->action = IXGBE_FDIR_DROP_QUEUE; else input->action = fsp->ring_cookie; spin_lock(&adapter->fdir_perfect_lock); if (hlist_empty(&adapter->fdir_filter_list)) { /* save mask and program input mask into HW */ memcpy(&adapter->fdir_mask, &mask, sizeof(mask)); err = ixgbe_fdir_set_input_mask_82599(hw, &mask); if (err) { e_err(drv, "Error writing mask\n"); goto err_out_w_lock; } } else if (memcmp(&adapter->fdir_mask, &mask, sizeof(mask))) { e_err(drv, "Only one mask supported per port\n"); goto err_out_w_lock; } /* apply mask and compute/store hash */ ixgbe_atr_compute_perfect_hash_82599(&input->filter, &mask); /* program filters to filter memory */ err = ixgbe_fdir_write_perfect_filter_82599(hw, &input->filter, input->sw_idx, queue); if (err) goto err_out_w_lock; ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); spin_unlock(&adapter->fdir_perfect_lock); return err; err_out_w_lock: spin_unlock(&adapter->fdir_perfect_lock); err_out: kfree(input); return -EINVAL; } static int ixgbe_del_ethtool_fdir_entry(struct ixgbe_adapter *adapter, struct ethtool_rxnfc *cmd) { struct ethtool_rx_flow_spec *fsp = (struct ethtool_rx_flow_spec *)&cmd->fs; int err; spin_lock(&adapter->fdir_perfect_lock); err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, fsp->location); spin_unlock(&adapter->fdir_perfect_lock); return err; } #define UDP_RSS_FLAGS (IXGBE_FLAG2_RSS_FIELD_IPV4_UDP | \ IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) static int ixgbe_set_rss_hash_opt(struct ixgbe_adapter *adapter, struct ethtool_rxnfc *nfc) { u32 flags2 = adapter->flags2; /* * RSS does not support anything other than hashing * to queues on src and dst IPs and ports */ if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3)) return -EINVAL; switch (nfc->flow_type) { case TCP_V4_FLOW: case TCP_V6_FLOW: if (!(nfc->data & RXH_IP_SRC) || !(nfc->data & RXH_IP_DST) || !(nfc->data & RXH_L4_B_0_1) || !(nfc->data & RXH_L4_B_2_3)) return -EINVAL; break; case UDP_V4_FLOW: if (!(nfc->data & RXH_IP_SRC) || !(nfc->data & RXH_IP_DST)) return -EINVAL; switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { case 0: flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV4_UDP; break; case (RXH_L4_B_0_1 | RXH_L4_B_2_3): flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV4_UDP; break; default: return -EINVAL; } break; case UDP_V6_FLOW: if (!(nfc->data & RXH_IP_SRC) || !(nfc->data & RXH_IP_DST)) return -EINVAL; switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { case 0: flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV6_UDP; break; case (RXH_L4_B_0_1 | RXH_L4_B_2_3): flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV6_UDP; break; default: return -EINVAL; } break; case AH_ESP_V4_FLOW: case AH_V4_FLOW: case ESP_V4_FLOW: case SCTP_V4_FLOW: case AH_ESP_V6_FLOW: case AH_V6_FLOW: case ESP_V6_FLOW: case SCTP_V6_FLOW: if (!(nfc->data & RXH_IP_SRC) || !(nfc->data & RXH_IP_DST) || (nfc->data & RXH_L4_B_0_1) || (nfc->data & RXH_L4_B_2_3)) return -EINVAL; break; default: return -EINVAL; } /* if we changed something we need to update flags */ if (flags2 != adapter->flags2) { struct ixgbe_hw *hw = &adapter->hw; u32 mrqc; unsigned int pf_pool = adapter->num_vfs; if ((hw->mac.type >= ixgbe_mac_X550) && (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)) mrqc = IXGBE_READ_REG(hw, IXGBE_PFVFMRQC(pf_pool)); else mrqc = IXGBE_READ_REG(hw, IXGBE_MRQC); if ((flags2 & UDP_RSS_FLAGS) && !(adapter->flags2 & UDP_RSS_FLAGS)) e_warn(drv, "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n"); adapter->flags2 = flags2; /* Perform hash on these packet types */ mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4 | IXGBE_MRQC_RSS_FIELD_IPV4_TCP | IXGBE_MRQC_RSS_FIELD_IPV6 | IXGBE_MRQC_RSS_FIELD_IPV6_TCP; mrqc &= ~(IXGBE_MRQC_RSS_FIELD_IPV4_UDP | IXGBE_MRQC_RSS_FIELD_IPV6_UDP); if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_UDP; if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_UDP; if ((hw->mac.type >= ixgbe_mac_X550) && (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)) IXGBE_WRITE_REG(hw, IXGBE_PFVFMRQC(pf_pool), mrqc); else IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc); } return 0; } static int ixgbe_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) { struct ixgbe_adapter *adapter = netdev_priv(dev); int ret = -EOPNOTSUPP; switch (cmd->cmd) { case ETHTOOL_SRXCLSRLINS: ret = ixgbe_add_ethtool_fdir_entry(adapter, cmd); break; case ETHTOOL_SRXCLSRLDEL: ret = ixgbe_del_ethtool_fdir_entry(adapter, cmd); break; case ETHTOOL_SRXFH: ret = ixgbe_set_rss_hash_opt(adapter, cmd); break; default: break; } return ret; } static int ixgbe_rss_indir_tbl_max(struct ixgbe_adapter *adapter) { if (adapter->hw.mac.type < ixgbe_mac_X550) return 16; else return 64; } static u32 ixgbe_get_rxfh_key_size(struct net_device *netdev) { return IXGBE_RSS_KEY_SIZE; } static u32 ixgbe_rss_indir_size(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); return ixgbe_rss_indir_tbl_entries(adapter); } static void ixgbe_get_reta(struct ixgbe_adapter *adapter, u32 *indir) { int i, reta_size = ixgbe_rss_indir_tbl_entries(adapter); u16 rss_m = adapter->ring_feature[RING_F_RSS].mask; if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) rss_m = adapter->ring_feature[RING_F_RSS].indices - 1; for (i = 0; i < reta_size; i++) indir[i] = adapter->rss_indir_tbl[i] & rss_m; } static int ixgbe_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) { struct ixgbe_adapter *adapter = netdev_priv(netdev); if (hfunc) *hfunc = ETH_RSS_HASH_TOP; if (indir) ixgbe_get_reta(adapter, indir); if (key) memcpy(key, adapter->rss_key, ixgbe_get_rxfh_key_size(netdev)); return 0; } static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, const u8 hfunc) { struct ixgbe_adapter *adapter = netdev_priv(netdev); int i; u32 reta_entries = ixgbe_rss_indir_tbl_entries(adapter); if (hfunc) return -EINVAL; /* Fill out the redirection table */ if (indir) { int max_queues = min_t(int, adapter->num_rx_queues, ixgbe_rss_indir_tbl_max(adapter)); /*Allow at least 2 queues w/ SR-IOV.*/ if ((adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) && (max_queues < 2)) max_queues = 2; /* Verify user input. */ for (i = 0; i < reta_entries; i++) if (indir[i] >= max_queues) return -EINVAL; for (i = 0; i < reta_entries; i++) adapter->rss_indir_tbl[i] = indir[i]; ixgbe_store_reta(adapter); } /* Fill out the rss hash key */ if (key) { memcpy(adapter->rss_key, key, ixgbe_get_rxfh_key_size(netdev)); ixgbe_store_key(adapter); } return 0; } static int ixgbe_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info) { struct ixgbe_adapter *adapter = netdev_priv(dev); /* we always support timestamping disabled */ info->rx_filters = BIT(HWTSTAMP_FILTER_NONE); switch (adapter->hw.mac.type) { case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: info->rx_filters |= BIT(HWTSTAMP_FILTER_ALL); break; case ixgbe_mac_X540: case ixgbe_mac_82599EB: info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V1_L4_SYNC) | BIT(HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) | BIT(HWTSTAMP_FILTER_PTP_V2_EVENT); break; default: return ethtool_op_get_ts_info(dev, info); } info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE | SOF_TIMESTAMPING_RX_SOFTWARE | SOF_TIMESTAMPING_SOFTWARE | SOF_TIMESTAMPING_TX_HARDWARE | SOF_TIMESTAMPING_RX_HARDWARE | SOF_TIMESTAMPING_RAW_HARDWARE; if (adapter->ptp_clock) info->phc_index = ptp_clock_index(adapter->ptp_clock); else info->phc_index = -1; info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON); return 0; } static unsigned int ixgbe_max_channels(struct ixgbe_adapter *adapter) { unsigned int max_combined; u8 tcs = adapter->hw_tcs; if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) { /* We only support one q_vector without MSI-X */ max_combined = 1; } else if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { /* Limit value based on the queue mask */ max_combined = adapter->ring_feature[RING_F_RSS].mask + 1; } else if (tcs > 1) { /* For DCB report channels per traffic class */ if (adapter->hw.mac.type == ixgbe_mac_82598EB) { /* 8 TC w/ 4 queues per TC */ max_combined = 4; } else if (tcs > 4) { /* 8 TC w/ 8 queues per TC */ max_combined = 8; } else { /* 4 TC w/ 16 queues per TC */ max_combined = 16; } } else if (adapter->atr_sample_rate) { /* support up to 64 queues with ATR */ max_combined = IXGBE_MAX_FDIR_INDICES; } else { /* support up to 16 queues with RSS */ max_combined = ixgbe_max_rss_indices(adapter); } return max_combined; } static void ixgbe_get_channels(struct net_device *dev, struct ethtool_channels *ch) { struct ixgbe_adapter *adapter = netdev_priv(dev); /* report maximum channels */ ch->max_combined = ixgbe_max_channels(adapter); /* report info for other vector */ if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { ch->max_other = NON_Q_VECTORS; ch->other_count = NON_Q_VECTORS; } /* record RSS queues */ ch->combined_count = adapter->ring_feature[RING_F_RSS].indices; /* nothing else to report if RSS is disabled */ if (ch->combined_count == 1) return; /* we do not support ATR queueing if SR-IOV is enabled */ if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) return; /* same thing goes for being DCB enabled */ if (adapter->hw_tcs > 1) return; /* if ATR is disabled we can exit */ if (!adapter->atr_sample_rate) return; /* report flow director queues as maximum channels */ ch->combined_count = adapter->ring_feature[RING_F_FDIR].indices; } static int ixgbe_set_channels(struct net_device *dev, struct ethtool_channels *ch) { struct ixgbe_adapter *adapter = netdev_priv(dev); unsigned int count = ch->combined_count; u8 max_rss_indices = ixgbe_max_rss_indices(adapter); /* verify they are not requesting separate vectors */ if (!count || ch->rx_count || ch->tx_count) return -EINVAL; /* verify other_count has not changed */ if (ch->other_count != NON_Q_VECTORS) return -EINVAL; /* verify the number of channels does not exceed hardware limits */ if (count > ixgbe_max_channels(adapter)) return -EINVAL; /* update feature limits from largest to smallest supported values */ adapter->ring_feature[RING_F_FDIR].limit = count; /* cap RSS limit */ if (count > max_rss_indices) count = max_rss_indices; adapter->ring_feature[RING_F_RSS].limit = count; #ifdef IXGBE_FCOE /* cap FCoE limit at 8 */ if (count > IXGBE_FCRETA_SIZE) count = IXGBE_FCRETA_SIZE; adapter->ring_feature[RING_F_FCOE].limit = count; #endif /* use setup TC to update any traffic class queue mapping */ return ixgbe_setup_tc(dev, adapter->hw_tcs); } static int ixgbe_get_module_info(struct net_device *dev, struct ethtool_modinfo *modinfo) { struct ixgbe_adapter *adapter = netdev_priv(dev); struct ixgbe_hw *hw = &adapter->hw; s32 status; u8 sff8472_rev, addr_mode; bool page_swap = false; if (hw->phy.type == ixgbe_phy_fw) return -ENXIO; /* Check whether we support SFF-8472 or not */ status = hw->phy.ops.read_i2c_eeprom(hw, IXGBE_SFF_SFF_8472_COMP, &sff8472_rev); if (status) return -EIO; /* addressing mode is not supported */ status = hw->phy.ops.read_i2c_eeprom(hw, IXGBE_SFF_SFF_8472_SWAP, &addr_mode); if (status) return -EIO; if (addr_mode & IXGBE_SFF_ADDRESSING_MODE) { e_err(drv, "Address change required to access page 0xA2, but not supported. Please report the module type to the driver maintainers.\n"); page_swap = true; } if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap || !(addr_mode & IXGBE_SFF_DDM_IMPLEMENTED)) { /* We have a SFP, but it does not support SFF-8472 */ modinfo->type = ETH_MODULE_SFF_8079; modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; } else { /* We have a SFP which supports a revision of SFF-8472. */ modinfo->type = ETH_MODULE_SFF_8472; modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; } return 0; } static int ixgbe_get_module_eeprom(struct net_device *dev, struct ethtool_eeprom *ee, u8 *data) { struct ixgbe_adapter *adapter = netdev_priv(dev); struct ixgbe_hw *hw = &adapter->hw; s32 status = IXGBE_ERR_PHY_ADDR_INVALID; u8 databyte = 0xFF; int i = 0; if (ee->len == 0) return -EINVAL; if (hw->phy.type == ixgbe_phy_fw) return -ENXIO; for (i = ee->offset; i < ee->offset + ee->len; i++) { /* I2C reads can take long time */ if (test_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) return -EBUSY; if (i < ETH_MODULE_SFF_8079_LEN) status = hw->phy.ops.read_i2c_eeprom(hw, i, &databyte); else status = hw->phy.ops.read_i2c_sff8472(hw, i, &databyte); if (status) return -EIO; data[i - ee->offset] = databyte; } return 0; } static const struct { ixgbe_link_speed mac_speed; u32 supported; } ixgbe_ls_map[] = { { IXGBE_LINK_SPEED_10_FULL, SUPPORTED_10baseT_Full }, { IXGBE_LINK_SPEED_100_FULL, SUPPORTED_100baseT_Full }, { IXGBE_LINK_SPEED_1GB_FULL, SUPPORTED_1000baseT_Full }, { IXGBE_LINK_SPEED_2_5GB_FULL, SUPPORTED_2500baseX_Full }, { IXGBE_LINK_SPEED_10GB_FULL, SUPPORTED_10000baseT_Full }, }; static const struct { u32 lp_advertised; u32 mac_speed; } ixgbe_lp_map[] = { { FW_PHY_ACT_UD_2_100M_TX_EEE, SUPPORTED_100baseT_Full }, { FW_PHY_ACT_UD_2_1G_T_EEE, SUPPORTED_1000baseT_Full }, { FW_PHY_ACT_UD_2_10G_T_EEE, SUPPORTED_10000baseT_Full }, { FW_PHY_ACT_UD_2_1G_KX_EEE, SUPPORTED_1000baseKX_Full }, { FW_PHY_ACT_UD_2_10G_KX4_EEE, SUPPORTED_10000baseKX4_Full }, { FW_PHY_ACT_UD_2_10G_KR_EEE, SUPPORTED_10000baseKR_Full}, }; static int ixgbe_get_eee_fw(struct ixgbe_adapter *adapter, struct ethtool_eee *edata) { u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 }; struct ixgbe_hw *hw = &adapter->hw; s32 rc; u16 i; rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_UD_2, &info); if (rc) return rc; edata->lp_advertised = 0; for (i = 0; i < ARRAY_SIZE(ixgbe_lp_map); ++i) { if (info[0] & ixgbe_lp_map[i].lp_advertised) edata->lp_advertised |= ixgbe_lp_map[i].mac_speed; } edata->supported = 0; for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) { if (hw->phy.eee_speeds_supported & ixgbe_ls_map[i].mac_speed) edata->supported |= ixgbe_ls_map[i].supported; } edata->advertised = 0; for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) { if (hw->phy.eee_speeds_advertised & ixgbe_ls_map[i].mac_speed) edata->advertised |= ixgbe_ls_map[i].supported; } edata->eee_enabled = !!edata->advertised; edata->tx_lpi_enabled = edata->eee_enabled; if (edata->advertised & edata->lp_advertised) edata->eee_active = true; return 0; } static int ixgbe_get_eee(struct net_device *netdev, struct ethtool_eee *edata) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; if (!(adapter->flags2 & IXGBE_FLAG2_EEE_CAPABLE)) return -EOPNOTSUPP; if (hw->phy.eee_speeds_supported && hw->phy.type == ixgbe_phy_fw) return ixgbe_get_eee_fw(adapter, edata); return -EOPNOTSUPP; } static int ixgbe_set_eee(struct net_device *netdev, struct ethtool_eee *edata) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; struct ethtool_eee eee_data; s32 ret_val; if (!(adapter->flags2 & IXGBE_FLAG2_EEE_CAPABLE)) return -EOPNOTSUPP; memset(&eee_data, 0, sizeof(struct ethtool_eee)); ret_val = ixgbe_get_eee(netdev, &eee_data); if (ret_val) return ret_val; if (eee_data.eee_enabled && !edata->eee_enabled) { if (eee_data.tx_lpi_enabled != edata->tx_lpi_enabled) { e_err(drv, "Setting EEE tx-lpi is not supported\n"); return -EINVAL; } if (eee_data.tx_lpi_timer != edata->tx_lpi_timer) { e_err(drv, "Setting EEE Tx LPI timer is not supported\n"); return -EINVAL; } if (eee_data.advertised != edata->advertised) { e_err(drv, "Setting EEE advertised speeds is not supported\n"); return -EINVAL; } } if (eee_data.eee_enabled != edata->eee_enabled) { if (edata->eee_enabled) { adapter->flags2 |= IXGBE_FLAG2_EEE_ENABLED; hw->phy.eee_speeds_advertised = hw->phy.eee_speeds_supported; } else { adapter->flags2 &= ~IXGBE_FLAG2_EEE_ENABLED; hw->phy.eee_speeds_advertised = 0; } /* reset link */ if (netif_running(netdev)) ixgbe_reinit_locked(adapter); else ixgbe_reset(adapter); } return 0; } static u32 ixgbe_get_priv_flags(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); u32 priv_flags = 0; if (adapter->flags2 & IXGBE_FLAG2_RX_LEGACY) priv_flags |= IXGBE_PRIV_FLAGS_LEGACY_RX; if (adapter->flags2 & IXGBE_FLAG2_VF_IPSEC_ENABLED) priv_flags |= IXGBE_PRIV_FLAGS_VF_IPSEC_EN; return priv_flags; } static int ixgbe_set_priv_flags(struct net_device *netdev, u32 priv_flags) { struct ixgbe_adapter *adapter = netdev_priv(netdev); unsigned int flags2 = adapter->flags2; flags2 &= ~IXGBE_FLAG2_RX_LEGACY; if (priv_flags & IXGBE_PRIV_FLAGS_LEGACY_RX) flags2 |= IXGBE_FLAG2_RX_LEGACY; flags2 &= ~IXGBE_FLAG2_VF_IPSEC_ENABLED; if (priv_flags & IXGBE_PRIV_FLAGS_VF_IPSEC_EN) flags2 |= IXGBE_FLAG2_VF_IPSEC_ENABLED; if (flags2 != adapter->flags2) { adapter->flags2 = flags2; /* reset interface to repopulate queues */ if (netif_running(netdev)) ixgbe_reinit_locked(adapter); } return 0; } static const struct ethtool_ops ixgbe_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_USECS, .get_drvinfo = ixgbe_get_drvinfo, .get_regs_len = ixgbe_get_regs_len, .get_regs = ixgbe_get_regs, .get_wol = ixgbe_get_wol, .set_wol = ixgbe_set_wol, .nway_reset = ixgbe_nway_reset, .get_link = ethtool_op_get_link, .get_eeprom_len = ixgbe_get_eeprom_len, .get_eeprom = ixgbe_get_eeprom, .set_eeprom = ixgbe_set_eeprom, .get_ringparam = ixgbe_get_ringparam, .set_ringparam = ixgbe_set_ringparam, .get_pauseparam = ixgbe_get_pauseparam, .set_pauseparam = ixgbe_set_pauseparam, .get_msglevel = ixgbe_get_msglevel, .set_msglevel = ixgbe_set_msglevel, .self_test = ixgbe_diag_test, .get_strings = ixgbe_get_strings, .set_phys_id = ixgbe_set_phys_id, .get_sset_count = ixgbe_get_sset_count, .get_ethtool_stats = ixgbe_get_ethtool_stats, .get_coalesce = ixgbe_get_coalesce, .set_coalesce = ixgbe_set_coalesce, .get_rxnfc = ixgbe_get_rxnfc, .set_rxnfc = ixgbe_set_rxnfc, .get_rxfh_indir_size = ixgbe_rss_indir_size, .get_rxfh_key_size = ixgbe_get_rxfh_key_size, .get_rxfh = ixgbe_get_rxfh, .set_rxfh = ixgbe_set_rxfh, .get_eee = ixgbe_get_eee, .set_eee = ixgbe_set_eee, .get_channels = ixgbe_get_channels, .set_channels = ixgbe_set_channels, .get_priv_flags = ixgbe_get_priv_flags, .set_priv_flags = ixgbe_set_priv_flags, .get_ts_info = ixgbe_get_ts_info, .get_module_info = ixgbe_get_module_info, .get_module_eeprom = ixgbe_get_module_eeprom, .get_link_ksettings = ixgbe_get_link_ksettings, .set_link_ksettings = ixgbe_set_link_ksettings, }; void ixgbe_set_ethtool_ops(struct net_device *netdev) { netdev->ethtool_ops = &ixgbe_ethtool_ops; }
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