/******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver * Copyright(c) 2013 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * * Contact Information: * e1000-devel Mailing List * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * ******************************************************************************/ /* ethtool support for i40e */ #include "i40e.h" #include "i40e_diag.h" struct i40e_stats { char stat_string[ETH_GSTRING_LEN]; int sizeof_stat; int stat_offset; }; #define I40E_STAT(_type, _name, _stat) { \ .stat_string = _name, \ .sizeof_stat = FIELD_SIZEOF(_type, _stat), \ .stat_offset = offsetof(_type, _stat) \ } #define I40E_NETDEV_STAT(_net_stat) \ I40E_STAT(struct net_device_stats, #_net_stat, _net_stat) #define I40E_PF_STAT(_name, _stat) \ I40E_STAT(struct i40e_pf, _name, _stat) #define I40E_VSI_STAT(_name, _stat) \ I40E_STAT(struct i40e_vsi, _name, _stat) static const struct i40e_stats i40e_gstrings_net_stats[] = { I40E_NETDEV_STAT(rx_packets), I40E_NETDEV_STAT(tx_packets), I40E_NETDEV_STAT(rx_bytes), I40E_NETDEV_STAT(tx_bytes), I40E_NETDEV_STAT(rx_errors), I40E_NETDEV_STAT(tx_errors), I40E_NETDEV_STAT(rx_dropped), I40E_NETDEV_STAT(tx_dropped), I40E_NETDEV_STAT(multicast), I40E_NETDEV_STAT(collisions), I40E_NETDEV_STAT(rx_length_errors), I40E_NETDEV_STAT(rx_crc_errors), }; /* These PF_STATs might look like duplicates of some NETDEV_STATs, * but they are separate. This device supports Virtualization, and * as such might have several netdevs supporting VMDq and FCoE going * through a single port. The NETDEV_STATs are for individual netdevs * seen at the top of the stack, and the PF_STATs are for the physical * function at the bottom of the stack hosting those netdevs. * * The PF_STATs are appended to the netdev stats only when ethtool -S * is queried on the base PF netdev, not on the VMDq or FCoE netdev. */ static struct i40e_stats i40e_gstrings_stats[] = { I40E_PF_STAT("rx_bytes", stats.eth.rx_bytes), I40E_PF_STAT("tx_bytes", stats.eth.tx_bytes), I40E_PF_STAT("rx_errors", stats.eth.rx_errors), I40E_PF_STAT("tx_errors", stats.eth.tx_errors), I40E_PF_STAT("rx_dropped", stats.eth.rx_discards), I40E_PF_STAT("tx_dropped", stats.eth.tx_discards), I40E_PF_STAT("tx_dropped_link_down", stats.tx_dropped_link_down), I40E_PF_STAT("crc_errors", stats.crc_errors), I40E_PF_STAT("illegal_bytes", stats.illegal_bytes), I40E_PF_STAT("mac_local_faults", stats.mac_local_faults), I40E_PF_STAT("mac_remote_faults", stats.mac_remote_faults), I40E_PF_STAT("rx_length_errors", stats.rx_length_errors), I40E_PF_STAT("link_xon_rx", stats.link_xon_rx), I40E_PF_STAT("link_xoff_rx", stats.link_xoff_rx), I40E_PF_STAT("link_xon_tx", stats.link_xon_tx), I40E_PF_STAT("link_xoff_tx", stats.link_xoff_tx), I40E_PF_STAT("rx_size_64", stats.rx_size_64), I40E_PF_STAT("rx_size_127", stats.rx_size_127), I40E_PF_STAT("rx_size_255", stats.rx_size_255), I40E_PF_STAT("rx_size_511", stats.rx_size_511), I40E_PF_STAT("rx_size_1023", stats.rx_size_1023), I40E_PF_STAT("rx_size_1522", stats.rx_size_1522), I40E_PF_STAT("rx_size_big", stats.rx_size_big), I40E_PF_STAT("tx_size_64", stats.tx_size_64), I40E_PF_STAT("tx_size_127", stats.tx_size_127), I40E_PF_STAT("tx_size_255", stats.tx_size_255), I40E_PF_STAT("tx_size_511", stats.tx_size_511), I40E_PF_STAT("tx_size_1023", stats.tx_size_1023), I40E_PF_STAT("tx_size_1522", stats.tx_size_1522), I40E_PF_STAT("tx_size_big", stats.tx_size_big), I40E_PF_STAT("rx_undersize", stats.rx_undersize), I40E_PF_STAT("rx_fragments", stats.rx_fragments), I40E_PF_STAT("rx_oversize", stats.rx_oversize), I40E_PF_STAT("rx_jabber", stats.rx_jabber), I40E_PF_STAT("VF_admin_queue_requests", vf_aq_requests), }; #define I40E_QUEUE_STATS_LEN(n) \ ((((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs + \ ((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs) * 2) #define I40E_GLOBAL_STATS_LEN ARRAY_SIZE(i40e_gstrings_stats) #define I40E_NETDEV_STATS_LEN ARRAY_SIZE(i40e_gstrings_net_stats) #define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \ I40E_QUEUE_STATS_LEN((n))) #define I40E_PFC_STATS_LEN ( \ (FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_rx) + \ FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_rx) + \ FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_tx) + \ FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_tx) + \ FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_2_xoff)) \ / sizeof(u64)) #define I40E_PF_STATS_LEN(n) (I40E_GLOBAL_STATS_LEN + \ I40E_PFC_STATS_LEN + \ I40E_VSI_STATS_LEN((n))) enum i40e_ethtool_test_id { I40E_ETH_TEST_REG = 0, I40E_ETH_TEST_EEPROM, I40E_ETH_TEST_INTR, I40E_ETH_TEST_LOOPBACK, I40E_ETH_TEST_LINK, }; static const char i40e_gstrings_test[][ETH_GSTRING_LEN] = { "Register test (offline)", "Eeprom test (offline)", "Interrupt test (offline)", "Loopback test (offline)", "Link test (on/offline)" }; #define I40E_TEST_LEN (sizeof(i40e_gstrings_test) / ETH_GSTRING_LEN) /** * i40e_get_settings - Get Link Speed and Duplex settings * @netdev: network interface device structure * @ecmd: ethtool command * * Reports speed/duplex settings based on media_type **/ static int i40e_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; struct i40e_hw *hw = &pf->hw; struct i40e_link_status *hw_link_info = &hw->phy.link_info; bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP; u32 link_speed = hw_link_info->link_speed; /* hardware is either in 40G mode or 10G mode * NOTE: this section initializes supported and advertising */ switch (hw_link_info->phy_type) { case I40E_PHY_TYPE_40GBASE_CR4: case I40E_PHY_TYPE_40GBASE_CR4_CU: ecmd->supported = SUPPORTED_40000baseCR4_Full; ecmd->advertising = ADVERTISED_40000baseCR4_Full; break; case I40E_PHY_TYPE_40GBASE_KR4: ecmd->supported = SUPPORTED_40000baseKR4_Full; ecmd->advertising = ADVERTISED_40000baseKR4_Full; break; case I40E_PHY_TYPE_40GBASE_SR4: ecmd->supported = SUPPORTED_40000baseSR4_Full; ecmd->advertising = ADVERTISED_40000baseSR4_Full; break; case I40E_PHY_TYPE_40GBASE_LR4: ecmd->supported = SUPPORTED_40000baseLR4_Full; ecmd->advertising = ADVERTISED_40000baseLR4_Full; break; case I40E_PHY_TYPE_10GBASE_KX4: ecmd->supported = SUPPORTED_10000baseKX4_Full; ecmd->advertising = ADVERTISED_10000baseKX4_Full; break; case I40E_PHY_TYPE_10GBASE_KR: ecmd->supported = SUPPORTED_10000baseKR_Full; ecmd->advertising = ADVERTISED_10000baseKR_Full; break; case I40E_PHY_TYPE_10GBASE_T: default: ecmd->supported = SUPPORTED_10000baseT_Full; ecmd->advertising = ADVERTISED_10000baseT_Full; break; } /* for now just say autoneg all the time */ ecmd->supported |= SUPPORTED_Autoneg; if (hw->phy.media_type == I40E_MEDIA_TYPE_BACKPLANE) { ecmd->supported |= SUPPORTED_Backplane; ecmd->advertising |= ADVERTISED_Backplane; ecmd->port = PORT_NONE; } else if (hw->phy.media_type == I40E_MEDIA_TYPE_BASET) { ecmd->supported |= SUPPORTED_TP; ecmd->advertising |= ADVERTISED_TP; ecmd->port = PORT_TP; } else if (hw->phy.media_type == I40E_MEDIA_TYPE_DA) { ecmd->supported |= SUPPORTED_FIBRE; ecmd->advertising |= ADVERTISED_FIBRE; ecmd->port = PORT_DA; } else { ecmd->supported |= SUPPORTED_FIBRE; ecmd->advertising |= ADVERTISED_FIBRE; ecmd->port = PORT_FIBRE; } ecmd->transceiver = XCVR_EXTERNAL; if (link_up) { switch (link_speed) { case I40E_LINK_SPEED_40GB: /* need a SPEED_40000 in ethtool.h */ ethtool_cmd_speed_set(ecmd, 40000); break; case I40E_LINK_SPEED_10GB: ethtool_cmd_speed_set(ecmd, SPEED_10000); break; default: break; } ecmd->duplex = DUPLEX_FULL; } else { ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); ecmd->duplex = DUPLEX_UNKNOWN; } return 0; } /** * i40e_get_pauseparam - Get Flow Control status * Return tx/rx-pause status **/ static void i40e_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; struct i40e_hw *hw = &pf->hw; struct i40e_link_status *hw_link_info = &hw->phy.link_info; pause->autoneg = ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ? AUTONEG_ENABLE : AUTONEG_DISABLE); pause->rx_pause = 0; pause->tx_pause = 0; if (hw_link_info->an_info & I40E_AQ_LINK_PAUSE_RX) pause->rx_pause = 1; if (hw_link_info->an_info & I40E_AQ_LINK_PAUSE_TX) pause->tx_pause = 1; } static u32 i40e_get_msglevel(struct net_device *netdev) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; return pf->msg_enable; } static void i40e_set_msglevel(struct net_device *netdev, u32 data) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; if (I40E_DEBUG_USER & data) pf->hw.debug_mask = data; pf->msg_enable = data; } static int i40e_get_regs_len(struct net_device *netdev) { int reg_count = 0; int i; for (i = 0; i40e_reg_list[i].offset != 0; i++) reg_count += i40e_reg_list[i].elements; return reg_count * sizeof(u32); } static void i40e_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; struct i40e_hw *hw = &pf->hw; u32 *reg_buf = p; int i, j, ri; u32 reg; /* Tell ethtool which driver-version-specific regs output we have. * * At some point, if we have ethtool doing special formatting of * this data, it will rely on this version number to know how to * interpret things. Hence, this needs to be updated if/when the * diags register table is changed. */ regs->version = 1; /* loop through the diags reg table for what to print */ ri = 0; for (i = 0; i40e_reg_list[i].offset != 0; i++) { for (j = 0; j < i40e_reg_list[i].elements; j++) { reg = i40e_reg_list[i].offset + (j * i40e_reg_list[i].stride); reg_buf[ri++] = rd32(hw, reg); } } } static int i40e_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, u8 *bytes) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_hw *hw = &np->vsi->back->hw; int first_word, last_word; u16 i, eeprom_len; u16 *eeprom_buff; int ret_val = 0; 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(sizeof(u16) * eeprom_len, GFP_KERNEL); if (!eeprom_buff) return -ENOMEM; ret_val = i40e_read_nvm_buffer(hw, first_word, &eeprom_len, eeprom_buff); if (eeprom_len == 0) { kfree(eeprom_buff); return -EACCES; } /* 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 i40e_get_eeprom_len(struct net_device *netdev) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_hw *hw = &np->vsi->back->hw; return hw->nvm.sr_size * 2; } static void i40e_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; strlcpy(drvinfo->driver, i40e_driver_name, sizeof(drvinfo->driver)); strlcpy(drvinfo->version, i40e_driver_version_str, sizeof(drvinfo->version)); strlcpy(drvinfo->fw_version, i40e_fw_version_str(&pf->hw), sizeof(drvinfo->fw_version)); strlcpy(drvinfo->bus_info, pci_name(pf->pdev), sizeof(drvinfo->bus_info)); } static void i40e_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi]; ring->rx_max_pending = I40E_MAX_NUM_DESCRIPTORS; ring->tx_max_pending = I40E_MAX_NUM_DESCRIPTORS; ring->rx_mini_max_pending = 0; ring->rx_jumbo_max_pending = 0; ring->rx_pending = vsi->rx_rings[0]->count; ring->tx_pending = vsi->tx_rings[0]->count; ring->rx_mini_pending = 0; ring->rx_jumbo_pending = 0; } static int i40e_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { struct i40e_ring *tx_rings = NULL, *rx_rings = NULL; struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; u32 new_rx_count, new_tx_count; int i, err = 0; if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) return -EINVAL; new_tx_count = clamp_t(u32, ring->tx_pending, I40E_MIN_NUM_DESCRIPTORS, I40E_MAX_NUM_DESCRIPTORS); new_tx_count = ALIGN(new_tx_count, I40E_REQ_DESCRIPTOR_MULTIPLE); new_rx_count = clamp_t(u32, ring->rx_pending, I40E_MIN_NUM_DESCRIPTORS, I40E_MAX_NUM_DESCRIPTORS); new_rx_count = ALIGN(new_rx_count, I40E_REQ_DESCRIPTOR_MULTIPLE); /* if nothing to do return success */ if ((new_tx_count == vsi->tx_rings[0]->count) && (new_rx_count == vsi->rx_rings[0]->count)) return 0; while (test_and_set_bit(__I40E_CONFIG_BUSY, &pf->state)) usleep_range(1000, 2000); if (!netif_running(vsi->netdev)) { /* simple case - set for the next time the netdev is started */ for (i = 0; i < vsi->num_queue_pairs; i++) { vsi->tx_rings[i]->count = new_tx_count; vsi->rx_rings[i]->count = new_rx_count; } goto done; } /* We can't just free everything and then setup again, * because the ISRs in MSI-X mode get passed pointers * to the Tx and Rx ring structs. */ /* alloc updated Tx resources */ if (new_tx_count != vsi->tx_rings[0]->count) { netdev_info(netdev, "Changing Tx descriptor count from %d to %d.\n", vsi->tx_rings[0]->count, new_tx_count); tx_rings = kcalloc(vsi->alloc_queue_pairs, sizeof(struct i40e_ring), GFP_KERNEL); if (!tx_rings) { err = -ENOMEM; goto done; } for (i = 0; i < vsi->num_queue_pairs; i++) { /* clone ring and setup updated count */ tx_rings[i] = *vsi->tx_rings[i]; tx_rings[i].count = new_tx_count; err = i40e_setup_tx_descriptors(&tx_rings[i]); if (err) { while (i) { i--; i40e_free_tx_resources(&tx_rings[i]); } kfree(tx_rings); tx_rings = NULL; goto done; } } } /* alloc updated Rx resources */ if (new_rx_count != vsi->rx_rings[0]->count) { netdev_info(netdev, "Changing Rx descriptor count from %d to %d\n", vsi->rx_rings[0]->count, new_rx_count); rx_rings = kcalloc(vsi->alloc_queue_pairs, sizeof(struct i40e_ring), GFP_KERNEL); if (!rx_rings) { err = -ENOMEM; goto free_tx; } for (i = 0; i < vsi->num_queue_pairs; i++) { /* clone ring and setup updated count */ rx_rings[i] = *vsi->rx_rings[i]; rx_rings[i].count = new_rx_count; err = i40e_setup_rx_descriptors(&rx_rings[i]); if (err) { while (i) { i--; i40e_free_rx_resources(&rx_rings[i]); } kfree(rx_rings); rx_rings = NULL; goto free_tx; } } } /* Bring interface down, copy in the new ring info, * then restore the interface */ i40e_down(vsi); if (tx_rings) { for (i = 0; i < vsi->num_queue_pairs; i++) { i40e_free_tx_resources(vsi->tx_rings[i]); *vsi->tx_rings[i] = tx_rings[i]; } kfree(tx_rings); tx_rings = NULL; } if (rx_rings) { for (i = 0; i < vsi->num_queue_pairs; i++) { i40e_free_rx_resources(vsi->rx_rings[i]); *vsi->rx_rings[i] = rx_rings[i]; } kfree(rx_rings); rx_rings = NULL; } i40e_up(vsi); free_tx: /* error cleanup if the Rx allocations failed after getting Tx */ if (tx_rings) { for (i = 0; i < vsi->num_queue_pairs; i++) i40e_free_tx_resources(&tx_rings[i]); kfree(tx_rings); tx_rings = NULL; } done: clear_bit(__I40E_CONFIG_BUSY, &pf->state); return err; } static int i40e_get_sset_count(struct net_device *netdev, int sset) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; switch (sset) { case ETH_SS_TEST: return I40E_TEST_LEN; case ETH_SS_STATS: if (vsi == pf->vsi[pf->lan_vsi]) return I40E_PF_STATS_LEN(netdev); else return I40E_VSI_STATS_LEN(netdev); default: return -EOPNOTSUPP; } } static void i40e_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; int i = 0; char *p; int j; struct rtnl_link_stats64 *net_stats = i40e_get_vsi_stats_struct(vsi); unsigned int start; i40e_update_stats(vsi); for (j = 0; j < I40E_NETDEV_STATS_LEN; j++) { p = (char *)net_stats + i40e_gstrings_net_stats[j].stat_offset; data[i++] = (i40e_gstrings_net_stats[j].sizeof_stat == sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } rcu_read_lock(); for (j = 0; j < vsi->num_queue_pairs; j++, i += 4) { struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[j]); struct i40e_ring *rx_ring; if (!tx_ring) continue; /* process Tx ring statistics */ do { start = u64_stats_fetch_begin_bh(&tx_ring->syncp); data[i] = tx_ring->stats.packets; data[i + 1] = tx_ring->stats.bytes; } while (u64_stats_fetch_retry_bh(&tx_ring->syncp, start)); /* Rx ring is the 2nd half of the queue pair */ rx_ring = &tx_ring[1]; do { start = u64_stats_fetch_begin_bh(&rx_ring->syncp); data[i + 2] = rx_ring->stats.packets; data[i + 3] = rx_ring->stats.bytes; } while (u64_stats_fetch_retry_bh(&rx_ring->syncp, start)); } rcu_read_unlock(); if (vsi == pf->vsi[pf->lan_vsi]) { for (j = 0; j < I40E_GLOBAL_STATS_LEN; j++) { p = (char *)pf + i40e_gstrings_stats[j].stat_offset; data[i++] = (i40e_gstrings_stats[j].sizeof_stat == sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) { data[i++] = pf->stats.priority_xon_tx[j]; data[i++] = pf->stats.priority_xoff_tx[j]; } for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) { data[i++] = pf->stats.priority_xon_rx[j]; data[i++] = pf->stats.priority_xoff_rx[j]; } for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) data[i++] = pf->stats.priority_xon_2_xoff[j]; } } static void i40e_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; char *p = (char *)data; int i; switch (stringset) { case ETH_SS_TEST: for (i = 0; i < I40E_TEST_LEN; i++) { memcpy(data, i40e_gstrings_test[i], ETH_GSTRING_LEN); data += ETH_GSTRING_LEN; } break; case ETH_SS_STATS: for (i = 0; i < I40E_NETDEV_STATS_LEN; i++) { snprintf(p, ETH_GSTRING_LEN, "%s", i40e_gstrings_net_stats[i].stat_string); p += ETH_GSTRING_LEN; } for (i = 0; i < vsi->num_queue_pairs; i++) { snprintf(p, ETH_GSTRING_LEN, "tx-%u.tx_packets", i); p += ETH_GSTRING_LEN; snprintf(p, ETH_GSTRING_LEN, "tx-%u.tx_bytes", i); p += ETH_GSTRING_LEN; snprintf(p, ETH_GSTRING_LEN, "rx-%u.rx_packets", i); p += ETH_GSTRING_LEN; snprintf(p, ETH_GSTRING_LEN, "rx-%u.rx_bytes", i); p += ETH_GSTRING_LEN; } if (vsi == pf->vsi[pf->lan_vsi]) { for (i = 0; i < I40E_GLOBAL_STATS_LEN; i++) { snprintf(p, ETH_GSTRING_LEN, "port.%s", i40e_gstrings_stats[i].stat_string); p += ETH_GSTRING_LEN; } for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { snprintf(p, ETH_GSTRING_LEN, "port.tx_priority_%u_xon", i); p += ETH_GSTRING_LEN; snprintf(p, ETH_GSTRING_LEN, "port.tx_priority_%u_xoff", i); p += ETH_GSTRING_LEN; } for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { snprintf(p, ETH_GSTRING_LEN, "port.rx_priority_%u_xon", i); p += ETH_GSTRING_LEN; snprintf(p, ETH_GSTRING_LEN, "port.rx_priority_%u_xoff", i); p += ETH_GSTRING_LEN; } for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { snprintf(p, ETH_GSTRING_LEN, "port.rx_priority_%u_xon_2_xoff", i); p += ETH_GSTRING_LEN; } } /* BUG_ON(p - data != I40E_STATS_LEN * ETH_GSTRING_LEN); */ break; } } static int i40e_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info) { return ethtool_op_get_ts_info(dev, info); } static int i40e_link_test(struct net_device *netdev, u64 *data) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; netdev_info(netdev, "link test\n"); if (i40e_get_link_status(&pf->hw)) *data = 0; else *data = 1; return *data; } static int i40e_reg_test(struct net_device *netdev, u64 *data) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; netdev_info(netdev, "register test\n"); *data = i40e_diag_reg_test(&pf->hw); i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); return *data; } static int i40e_eeprom_test(struct net_device *netdev, u64 *data) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; netdev_info(netdev, "eeprom test\n"); *data = i40e_diag_eeprom_test(&pf->hw); return *data; } static int i40e_intr_test(struct net_device *netdev, u64 *data) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; u16 swc_old = pf->sw_int_count; netdev_info(netdev, "interrupt test\n"); wr32(&pf->hw, I40E_PFINT_DYN_CTL0, (I40E_PFINT_DYN_CTL0_INTENA_MASK | I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK)); usleep_range(1000, 2000); *data = (swc_old == pf->sw_int_count); return *data; } static int i40e_loopback_test(struct net_device *netdev, u64 *data) { netdev_info(netdev, "loopback test not implemented\n"); *data = 0; return *data; } static void i40e_diag_test(struct net_device *netdev, struct ethtool_test *eth_test, u64 *data) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; set_bit(__I40E_TESTING, &pf->state); if (eth_test->flags == ETH_TEST_FL_OFFLINE) { /* Offline tests */ netdev_info(netdev, "offline testing starting\n"); /* Link test performed before hardware reset * so autoneg doesn't interfere with test result */ if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK])) eth_test->flags |= ETH_TEST_FL_FAILED; if (i40e_reg_test(netdev, &data[I40E_ETH_TEST_REG])) eth_test->flags |= ETH_TEST_FL_FAILED; if (i40e_eeprom_test(netdev, &data[I40E_ETH_TEST_EEPROM])) eth_test->flags |= ETH_TEST_FL_FAILED; if (i40e_intr_test(netdev, &data[I40E_ETH_TEST_INTR])) eth_test->flags |= ETH_TEST_FL_FAILED; if (i40e_loopback_test(netdev, &data[I40E_ETH_TEST_LOOPBACK])) eth_test->flags |= ETH_TEST_FL_FAILED; } else { netdev_info(netdev, "online test starting\n"); /* Online tests */ if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK])) eth_test->flags |= ETH_TEST_FL_FAILED; /* Offline only tests, not run in online; pass by default */ data[I40E_ETH_TEST_REG] = 0; data[I40E_ETH_TEST_EEPROM] = 0; data[I40E_ETH_TEST_INTR] = 0; data[I40E_ETH_TEST_LOOPBACK] = 0; } clear_bit(__I40E_TESTING, &pf->state); netdev_info(netdev, "testing finished\n"); } static void i40e_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { wol->supported = 0; wol->wolopts = 0; } static int i40e_nway_reset(struct net_device *netdev) { /* restart autonegotiation */ struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; struct i40e_hw *hw = &pf->hw; i40e_status ret = 0; ret = i40e_aq_set_link_restart_an(hw, NULL); if (ret) { netdev_info(netdev, "link restart failed, aq_err=%d\n", pf->hw.aq.asq_last_status); return -EIO; } return 0; } static int i40e_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; struct i40e_hw *hw = &pf->hw; int blink_freq = 2; switch (state) { case ETHTOOL_ID_ACTIVE: pf->led_status = i40e_led_get(hw); return blink_freq; case ETHTOOL_ID_ON: i40e_led_set(hw, 0xF); break; case ETHTOOL_ID_OFF: i40e_led_set(hw, 0x0); break; case ETHTOOL_ID_INACTIVE: i40e_led_set(hw, pf->led_status); break; } return 0; } /* NOTE: i40e hardware uses a conversion factor of 2 for Interrupt * Throttle Rate (ITR) ie. ITR(1) = 2us ITR(10) = 20 us, and also * 125us (8000 interrupts per second) == ITR(62) */ static int i40e_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; ec->tx_max_coalesced_frames_irq = vsi->work_limit; ec->rx_max_coalesced_frames_irq = vsi->work_limit; if (ITR_IS_DYNAMIC(vsi->rx_itr_setting)) ec->rx_coalesce_usecs = 1; else ec->rx_coalesce_usecs = vsi->rx_itr_setting; if (ITR_IS_DYNAMIC(vsi->tx_itr_setting)) ec->tx_coalesce_usecs = 1; else ec->tx_coalesce_usecs = vsi->tx_itr_setting; return 0; } static int i40e_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_q_vector *q_vector; struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; struct i40e_hw *hw = &pf->hw; u16 vector; int i; if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq) vsi->work_limit = ec->tx_max_coalesced_frames_irq; switch (ec->rx_coalesce_usecs) { case 0: vsi->rx_itr_setting = 0; break; case 1: vsi->rx_itr_setting = (I40E_ITR_DYNAMIC | ITR_REG_TO_USEC(I40E_ITR_RX_DEF)); break; default: if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) || (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1))) return -EINVAL; vsi->rx_itr_setting = ec->rx_coalesce_usecs; break; } switch (ec->tx_coalesce_usecs) { case 0: vsi->tx_itr_setting = 0; break; case 1: vsi->tx_itr_setting = (I40E_ITR_DYNAMIC | ITR_REG_TO_USEC(I40E_ITR_TX_DEF)); break; default: if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) || (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1))) return -EINVAL; vsi->tx_itr_setting = ec->tx_coalesce_usecs; break; } vector = vsi->base_vector; for (i = 0; i < vsi->num_q_vectors; i++, vector++) { q_vector = vsi->q_vectors[i]; q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting); wr32(hw, I40E_PFINT_ITRN(0, vector - 1), q_vector->rx.itr); q_vector->tx.itr = ITR_TO_REG(vsi->tx_itr_setting); wr32(hw, I40E_PFINT_ITRN(1, vector - 1), q_vector->tx.itr); i40e_flush(hw); } return 0; } /** * i40e_get_rss_hash_opts - Get RSS hash Input Set for each flow type * @pf: pointer to the physical function struct * @cmd: ethtool rxnfc command * * Returns Success if the flow is supported, else Invalid Input. **/ static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd) { cmd->data = 0; /* Report default options for RSS on i40e */ switch (cmd->flow_type) { case TCP_V4_FLOW: case UDP_V4_FLOW: cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; /* fall through to add IP fields */ 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: case UDP_V6_FLOW: cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; /* fall through to add IP fields */ 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; } /** * i40e_get_rxnfc - command to get RX flow classification rules * @netdev: network interface device structure * @cmd: ethtool rxnfc command * * Returns Success if the command is supported. **/ static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, u32 *rule_locs) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; int ret = -EOPNOTSUPP; switch (cmd->cmd) { case ETHTOOL_GRXRINGS: cmd->data = vsi->alloc_queue_pairs; ret = 0; break; case ETHTOOL_GRXFH: ret = i40e_get_rss_hash_opts(pf, cmd); break; case ETHTOOL_GRXCLSRLCNT: ret = 0; break; case ETHTOOL_GRXCLSRULE: ret = 0; break; case ETHTOOL_GRXCLSRLALL: cmd->data = 500; ret = 0; default: break; } return ret; } /** * i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash * @pf: pointer to the physical function struct * @cmd: ethtool rxnfc command * * Returns Success if the flow input set is supported. **/ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc) { struct i40e_hw *hw = &pf->hw; u64 hena = (u64)rd32(hw, I40E_PFQF_HENA(0)) | ((u64)rd32(hw, I40E_PFQF_HENA(1)) << 32); /* 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; /* We need at least the IP SRC and DEST fields for hashing */ if (!(nfc->data & RXH_IP_SRC) || !(nfc->data & RXH_IP_DST)) return -EINVAL; switch (nfc->flow_type) { case TCP_V4_FLOW: switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { case 0: hena &= ~((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP); break; case (RXH_L4_B_0_1 | RXH_L4_B_2_3): hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP); break; default: return -EINVAL; } break; case TCP_V6_FLOW: switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { case 0: hena &= ~((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP); break; case (RXH_L4_B_0_1 | RXH_L4_B_2_3): hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP); break; default: return -EINVAL; } break; case UDP_V4_FLOW: switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { case 0: hena &= ~(((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) | ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) | ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4)); break; case (RXH_L4_B_0_1 | RXH_L4_B_2_3): hena |= (((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) | ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) | ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4)); break; default: return -EINVAL; } break; case UDP_V6_FLOW: switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { case 0: hena &= ~(((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) | ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) | ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6)); break; case (RXH_L4_B_0_1 | RXH_L4_B_2_3): hena |= (((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) | ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) | ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6)); break; default: return -EINVAL; } break; case AH_ESP_V4_FLOW: case AH_V4_FLOW: case ESP_V4_FLOW: case SCTP_V4_FLOW: if ((nfc->data & RXH_L4_B_0_1) || (nfc->data & RXH_L4_B_2_3)) return -EINVAL; hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER); break; case AH_ESP_V6_FLOW: case AH_V6_FLOW: case ESP_V6_FLOW: case SCTP_V6_FLOW: if ((nfc->data & RXH_L4_B_0_1) || (nfc->data & RXH_L4_B_2_3)) return -EINVAL; hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER); break; case IPV4_FLOW: hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER) | ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4); break; case IPV6_FLOW: hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER) | ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6); break; default: return -EINVAL; } wr32(hw, I40E_PFQF_HENA(0), (u32)hena); wr32(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32)); i40e_flush(hw); return 0; } #define IP_HEADER_OFFSET 14 /** * i40e_add_del_fdir_udpv4 - Add/Remove UDPv4 Flow Director filters for * a specific flow spec * @vsi: pointer to the targeted VSI * @fd_data: the flow director data required from the FDir descriptor * @ethtool_rx_flow_spec: the flow spec * @add: true adds a filter, false removes it * * Returns 0 if the filters were successfully added or removed **/ static int i40e_add_del_fdir_udpv4(struct i40e_vsi *vsi, struct i40e_fdir_data *fd_data, struct ethtool_rx_flow_spec *fsp, bool add) { struct i40e_pf *pf = vsi->back; struct udphdr *udp; struct iphdr *ip; bool err = false; int ret; int i; ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET); udp = (struct udphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET + sizeof(struct iphdr)); ip->saddr = fsp->h_u.tcp_ip4_spec.ip4src; ip->daddr = fsp->h_u.tcp_ip4_spec.ip4dst; udp->source = fsp->h_u.tcp_ip4_spec.psrc; udp->dest = fsp->h_u.tcp_ip4_spec.pdst; for (i = I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP; i <= I40E_FILTER_PCTYPE_NONF_IPV4_UDP; i++) { fd_data->pctype = i; ret = i40e_program_fdir_filter(fd_data, pf, add); if (ret) { dev_info(&pf->pdev->dev, "Filter command send failed for PCTYPE %d (ret = %d)\n", fd_data->pctype, ret); err = true; } else { dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d (ret = %d)\n", fd_data->pctype, ret); } } return err ? -EOPNOTSUPP : 0; } /** * i40e_add_del_fdir_tcpv4 - Add/Remove TCPv4 Flow Director filters for * a specific flow spec * @vsi: pointer to the targeted VSI * @fd_data: the flow director data required from the FDir descriptor * @ethtool_rx_flow_spec: the flow spec * @add: true adds a filter, false removes it * * Returns 0 if the filters were successfully added or removed **/ static int i40e_add_del_fdir_tcpv4(struct i40e_vsi *vsi, struct i40e_fdir_data *fd_data, struct ethtool_rx_flow_spec *fsp, bool add) { struct i40e_pf *pf = vsi->back; struct tcphdr *tcp; struct iphdr *ip; bool err = false; int ret; ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET); tcp = (struct tcphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET + sizeof(struct iphdr)); ip->daddr = fsp->h_u.tcp_ip4_spec.ip4dst; tcp->dest = fsp->h_u.tcp_ip4_spec.pdst; fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN; ret = i40e_program_fdir_filter(fd_data, pf, add); if (ret) { dev_info(&pf->pdev->dev, "Filter command send failed for PCTYPE %d (ret = %d)\n", fd_data->pctype, ret); err = true; } else { dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d (ret = %d)\n", fd_data->pctype, ret); } ip->saddr = fsp->h_u.tcp_ip4_spec.ip4src; tcp->source = fsp->h_u.tcp_ip4_spec.psrc; fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP; ret = i40e_program_fdir_filter(fd_data, pf, add); if (ret) { dev_info(&pf->pdev->dev, "Filter command send failed for PCTYPE %d (ret = %d)\n", fd_data->pctype, ret); err = true; } else { dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d (ret = %d)\n", fd_data->pctype, ret); } return err ? -EOPNOTSUPP : 0; } /** * i40e_add_del_fdir_sctpv4 - Add/Remove SCTPv4 Flow Director filters for * a specific flow spec * @vsi: pointer to the targeted VSI * @fd_data: the flow director data required from the FDir descriptor * @ethtool_rx_flow_spec: the flow spec * @add: true adds a filter, false removes it * * Returns 0 if the filters were successfully added or removed **/ static int i40e_add_del_fdir_sctpv4(struct i40e_vsi *vsi, struct i40e_fdir_data *fd_data, struct ethtool_rx_flow_spec *fsp, bool add) { return -EOPNOTSUPP; } /** * i40e_add_del_fdir_ipv4 - Add/Remove IPv4 Flow Director filters for * a specific flow spec * @vsi: pointer to the targeted VSI * @fd_data: the flow director data required for the FDir descriptor * @fsp: the ethtool flow spec * @add: true adds a filter, false removes it * * Returns 0 if the filters were successfully added or removed **/ static int i40e_add_del_fdir_ipv4(struct i40e_vsi *vsi, struct i40e_fdir_data *fd_data, struct ethtool_rx_flow_spec *fsp, bool add) { struct i40e_pf *pf = vsi->back; struct iphdr *ip; bool err = false; int ret; int i; ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET); ip->saddr = fsp->h_u.usr_ip4_spec.ip4src; ip->daddr = fsp->h_u.usr_ip4_spec.ip4dst; ip->protocol = fsp->h_u.usr_ip4_spec.proto; for (i = I40E_FILTER_PCTYPE_NONF_IPV4_OTHER; i <= I40E_FILTER_PCTYPE_FRAG_IPV4; i++) { fd_data->pctype = i; ret = i40e_program_fdir_filter(fd_data, pf, add); if (ret) { dev_info(&pf->pdev->dev, "Filter command send failed for PCTYPE %d (ret = %d)\n", fd_data->pctype, ret); err = true; } else { dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d (ret = %d)\n", fd_data->pctype, ret); } } return err ? -EOPNOTSUPP : 0; } /** * i40e_add_del_fdir_ethtool - Add/Remove Flow Director filters for * a specific flow spec based on their protocol * @vsi: pointer to the targeted VSI * @cmd: command to get or set RX flow classification rules * @add: true adds a filter, false removes it * * Returns 0 if the filters were successfully added or removed **/ static int i40e_add_del_fdir_ethtool(struct i40e_vsi *vsi, struct ethtool_rxnfc *cmd, bool add) { struct i40e_fdir_data fd_data; int ret = -EINVAL; struct i40e_pf *pf; struct ethtool_rx_flow_spec *fsp = (struct ethtool_rx_flow_spec *)&cmd->fs; if (!vsi) return -EINVAL; pf = vsi->back; if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) && (fsp->ring_cookie >= vsi->num_queue_pairs)) return -EINVAL; /* Populate the Flow Director that we have at the moment * and allocate the raw packet buffer for the calling functions */ fd_data.raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP, GFP_KERNEL); if (!fd_data.raw_packet) { dev_info(&pf->pdev->dev, "Could not allocate memory\n"); return -ENOMEM; } fd_data.q_index = fsp->ring_cookie; fd_data.flex_off = 0; fd_data.pctype = 0; fd_data.dest_vsi = vsi->id; fd_data.dest_ctl = 0; fd_data.fd_status = 0; fd_data.cnt_index = 0; fd_data.fd_id = 0; switch (fsp->flow_type & ~FLOW_EXT) { case TCP_V4_FLOW: ret = i40e_add_del_fdir_tcpv4(vsi, &fd_data, fsp, add); break; case UDP_V4_FLOW: ret = i40e_add_del_fdir_udpv4(vsi, &fd_data, fsp, add); break; case SCTP_V4_FLOW: ret = i40e_add_del_fdir_sctpv4(vsi, &fd_data, fsp, add); break; case IPV4_FLOW: ret = i40e_add_del_fdir_ipv4(vsi, &fd_data, fsp, add); break; case IP_USER_FLOW: switch (fsp->h_u.usr_ip4_spec.proto) { case IPPROTO_TCP: ret = i40e_add_del_fdir_tcpv4(vsi, &fd_data, fsp, add); break; case IPPROTO_UDP: ret = i40e_add_del_fdir_udpv4(vsi, &fd_data, fsp, add); break; case IPPROTO_SCTP: ret = i40e_add_del_fdir_sctpv4(vsi, &fd_data, fsp, add); break; default: ret = i40e_add_del_fdir_ipv4(vsi, &fd_data, fsp, add); break; } break; default: dev_info(&pf->pdev->dev, "Could not specify spec type\n"); ret = -EINVAL; } kfree(fd_data.raw_packet); fd_data.raw_packet = NULL; return ret; } /** * i40e_set_rxnfc - command to set RX flow classification rules * @netdev: network interface device structure * @cmd: ethtool rxnfc command * * Returns Success if the command is supported. **/ static int i40e_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; int ret = -EOPNOTSUPP; switch (cmd->cmd) { case ETHTOOL_SRXFH: ret = i40e_set_rss_hash_opt(pf, cmd); break; case ETHTOOL_SRXCLSRLINS: ret = i40e_add_del_fdir_ethtool(vsi, cmd, true); break; case ETHTOOL_SRXCLSRLDEL: ret = i40e_add_del_fdir_ethtool(vsi, cmd, false); break; default: break; } return ret; } static const struct ethtool_ops i40e_ethtool_ops = { .get_settings = i40e_get_settings, .get_drvinfo = i40e_get_drvinfo, .get_regs_len = i40e_get_regs_len, .get_regs = i40e_get_regs, .nway_reset = i40e_nway_reset, .get_link = ethtool_op_get_link, .get_wol = i40e_get_wol, .get_eeprom_len = i40e_get_eeprom_len, .get_eeprom = i40e_get_eeprom, .get_ringparam = i40e_get_ringparam, .set_ringparam = i40e_set_ringparam, .get_pauseparam = i40e_get_pauseparam, .get_msglevel = i40e_get_msglevel, .set_msglevel = i40e_set_msglevel, .get_rxnfc = i40e_get_rxnfc, .set_rxnfc = i40e_set_rxnfc, .self_test = i40e_diag_test, .get_strings = i40e_get_strings, .set_phys_id = i40e_set_phys_id, .get_sset_count = i40e_get_sset_count, .get_ethtool_stats = i40e_get_ethtool_stats, .get_coalesce = i40e_get_coalesce, .set_coalesce = i40e_set_coalesce, .get_ts_info = i40e_get_ts_info, }; void i40e_set_ethtool_ops(struct net_device *netdev) { SET_ETHTOOL_OPS(netdev, &i40e_ethtool_ops); }