182dd0f7eSAlexander Duyck /* Intel Ethernet Switch Host Interface Driver 297c71e3cSJeff Kirsher * Copyright(c) 2013 - 2015 Intel Corporation. 382dd0f7eSAlexander Duyck * 482dd0f7eSAlexander Duyck * This program is free software; you can redistribute it and/or modify it 582dd0f7eSAlexander Duyck * under the terms and conditions of the GNU General Public License, 682dd0f7eSAlexander Duyck * version 2, as published by the Free Software Foundation. 782dd0f7eSAlexander Duyck * 882dd0f7eSAlexander Duyck * This program is distributed in the hope it will be useful, but WITHOUT 982dd0f7eSAlexander Duyck * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1082dd0f7eSAlexander Duyck * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 1182dd0f7eSAlexander Duyck * more details. 1282dd0f7eSAlexander Duyck * 1382dd0f7eSAlexander Duyck * The full GNU General Public License is included in this distribution in 1482dd0f7eSAlexander Duyck * the file called "COPYING". 1582dd0f7eSAlexander Duyck * 1682dd0f7eSAlexander Duyck * Contact Information: 1782dd0f7eSAlexander Duyck * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> 1882dd0f7eSAlexander Duyck * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 1982dd0f7eSAlexander Duyck */ 2082dd0f7eSAlexander Duyck 21eb51bbafSStephen Rothwell #include <linux/vmalloc.h> 22eb51bbafSStephen Rothwell 2382dd0f7eSAlexander Duyck #include "fm10k.h" 2482dd0f7eSAlexander Duyck 2582dd0f7eSAlexander Duyck struct fm10k_stats { 2682dd0f7eSAlexander Duyck char stat_string[ETH_GSTRING_LEN]; 2782dd0f7eSAlexander Duyck int sizeof_stat; 2882dd0f7eSAlexander Duyck int stat_offset; 2982dd0f7eSAlexander Duyck }; 3082dd0f7eSAlexander Duyck 3182dd0f7eSAlexander Duyck #define FM10K_NETDEV_STAT(_net_stat) { \ 3282dd0f7eSAlexander Duyck .stat_string = #_net_stat, \ 3382dd0f7eSAlexander Duyck .sizeof_stat = FIELD_SIZEOF(struct net_device_stats, _net_stat), \ 3482dd0f7eSAlexander Duyck .stat_offset = offsetof(struct net_device_stats, _net_stat) \ 3582dd0f7eSAlexander Duyck } 3682dd0f7eSAlexander Duyck 3782dd0f7eSAlexander Duyck static const struct fm10k_stats fm10k_gstrings_net_stats[] = { 3882dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(tx_packets), 3982dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(tx_bytes), 4082dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(tx_errors), 4182dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(rx_packets), 4282dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(rx_bytes), 4382dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(rx_errors), 4482dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(rx_dropped), 4582dd0f7eSAlexander Duyck 4682dd0f7eSAlexander Duyck /* detailed Rx errors */ 4782dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(rx_length_errors), 4882dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(rx_crc_errors), 4982dd0f7eSAlexander Duyck FM10K_NETDEV_STAT(rx_fifo_errors), 5082dd0f7eSAlexander Duyck }; 5182dd0f7eSAlexander Duyck 5282dd0f7eSAlexander Duyck #define FM10K_NETDEV_STATS_LEN ARRAY_SIZE(fm10k_gstrings_net_stats) 5382dd0f7eSAlexander Duyck 5482dd0f7eSAlexander Duyck #define FM10K_STAT(_name, _stat) { \ 5582dd0f7eSAlexander Duyck .stat_string = _name, \ 5682dd0f7eSAlexander Duyck .sizeof_stat = FIELD_SIZEOF(struct fm10k_intfc, _stat), \ 5782dd0f7eSAlexander Duyck .stat_offset = offsetof(struct fm10k_intfc, _stat) \ 5882dd0f7eSAlexander Duyck } 5982dd0f7eSAlexander Duyck 60fbdb159fSJeff Kirsher static const struct fm10k_stats fm10k_gstrings_global_stats[] = { 6182dd0f7eSAlexander Duyck FM10K_STAT("tx_restart_queue", restart_queue), 6282dd0f7eSAlexander Duyck FM10K_STAT("tx_busy", tx_busy), 6382dd0f7eSAlexander Duyck FM10K_STAT("tx_csum_errors", tx_csum_errors), 6482dd0f7eSAlexander Duyck FM10K_STAT("rx_alloc_failed", alloc_failed), 6582dd0f7eSAlexander Duyck FM10K_STAT("rx_csum_errors", rx_csum_errors), 6682dd0f7eSAlexander Duyck 6782dd0f7eSAlexander Duyck FM10K_STAT("tx_packets_nic", tx_packets_nic), 6882dd0f7eSAlexander Duyck FM10K_STAT("tx_bytes_nic", tx_bytes_nic), 6982dd0f7eSAlexander Duyck FM10K_STAT("rx_packets_nic", rx_packets_nic), 7082dd0f7eSAlexander Duyck FM10K_STAT("rx_bytes_nic", rx_bytes_nic), 7182dd0f7eSAlexander Duyck FM10K_STAT("rx_drops_nic", rx_drops_nic), 7282dd0f7eSAlexander Duyck FM10K_STAT("rx_overrun_pf", rx_overrun_pf), 7382dd0f7eSAlexander Duyck FM10K_STAT("rx_overrun_vf", rx_overrun_vf), 7482dd0f7eSAlexander Duyck 7582dd0f7eSAlexander Duyck FM10K_STAT("swapi_status", hw.swapi.status), 7682dd0f7eSAlexander Duyck FM10K_STAT("mac_rules_used", hw.swapi.mac.used), 7782dd0f7eSAlexander Duyck FM10K_STAT("mac_rules_avail", hw.swapi.mac.avail), 7882dd0f7eSAlexander Duyck 7982dd0f7eSAlexander Duyck FM10K_STAT("mbx_tx_busy", hw.mbx.tx_busy), 8082dd0f7eSAlexander Duyck FM10K_STAT("mbx_tx_dropped", hw.mbx.tx_dropped), 8182dd0f7eSAlexander Duyck FM10K_STAT("mbx_tx_messages", hw.mbx.tx_messages), 8282dd0f7eSAlexander Duyck FM10K_STAT("mbx_tx_dwords", hw.mbx.tx_dwords), 8382dd0f7eSAlexander Duyck FM10K_STAT("mbx_rx_messages", hw.mbx.rx_messages), 8482dd0f7eSAlexander Duyck FM10K_STAT("mbx_rx_dwords", hw.mbx.rx_dwords), 8582dd0f7eSAlexander Duyck FM10K_STAT("mbx_rx_parse_err", hw.mbx.rx_parse_err), 86a211e013SAlexander Duyck 87e05546ecSJeff Kirsher FM10K_STAT("tx_hang_count", tx_timeout_count), 88e05546ecSJeff Kirsher 89a211e013SAlexander Duyck FM10K_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts), 9082dd0f7eSAlexander Duyck }; 9182dd0f7eSAlexander Duyck 92fbdb159fSJeff Kirsher static const struct fm10k_stats fm10k_gstrings_pf_stats[] = { 93fbdb159fSJeff Kirsher FM10K_STAT("timeout", stats.timeout.count), 94fbdb159fSJeff Kirsher FM10K_STAT("ur", stats.ur.count), 95fbdb159fSJeff Kirsher FM10K_STAT("ca", stats.ca.count), 96fbdb159fSJeff Kirsher FM10K_STAT("um", stats.um.count), 97fbdb159fSJeff Kirsher FM10K_STAT("xec", stats.xec.count), 98fbdb159fSJeff Kirsher FM10K_STAT("vlan_drop", stats.vlan_drop.count), 99fbdb159fSJeff Kirsher FM10K_STAT("loopback_drop", stats.loopback_drop.count), 100fbdb159fSJeff Kirsher FM10K_STAT("nodesc_drop", stats.nodesc_drop.count), 101fbdb159fSJeff Kirsher }; 102fbdb159fSJeff Kirsher 103fbdb159fSJeff Kirsher #define FM10K_GLOBAL_STATS_LEN ARRAY_SIZE(fm10k_gstrings_global_stats) 104fbdb159fSJeff Kirsher #define FM10K_PF_STATS_LEN ARRAY_SIZE(fm10k_gstrings_pf_stats) 10582dd0f7eSAlexander Duyck 106c0e61781SJeff Kirsher #define FM10K_QUEUE_STATS_LEN(_n) \ 107c0e61781SJeff Kirsher ( (_n) * 2 * (sizeof(struct fm10k_queue_stats) / sizeof(u64))) 10882dd0f7eSAlexander Duyck 109c0e61781SJeff Kirsher #define FM10K_STATIC_STATS_LEN (FM10K_GLOBAL_STATS_LEN + \ 110c0e61781SJeff Kirsher FM10K_NETDEV_STATS_LEN) 11182dd0f7eSAlexander Duyck 1125cb8db4aSAlexander Duyck static const char fm10k_gstrings_test[][ETH_GSTRING_LEN] = { 1135cb8db4aSAlexander Duyck "Mailbox test (on/offline)" 1145cb8db4aSAlexander Duyck }; 1155cb8db4aSAlexander Duyck 1165cb8db4aSAlexander Duyck #define FM10K_TEST_LEN (sizeof(fm10k_gstrings_test) / ETH_GSTRING_LEN) 1175cb8db4aSAlexander Duyck 1185cb8db4aSAlexander Duyck enum fm10k_self_test_types { 1195cb8db4aSAlexander Duyck FM10K_TEST_MBX, 1205cb8db4aSAlexander Duyck FM10K_TEST_MAX = FM10K_TEST_LEN 1215cb8db4aSAlexander Duyck }; 1225cb8db4aSAlexander Duyck 123de445199SJeff Kirsher static void fm10k_get_strings(struct net_device *dev, u32 stringset, u8 *data) 12482dd0f7eSAlexander Duyck { 12529a928eeSJeff Kirsher struct fm10k_intfc *interface = netdev_priv(dev); 12682dd0f7eSAlexander Duyck char *p = (char *)data; 12782dd0f7eSAlexander Duyck int i; 12882dd0f7eSAlexander Duyck 12982dd0f7eSAlexander Duyck switch (stringset) { 1305cb8db4aSAlexander Duyck case ETH_SS_TEST: 1315cb8db4aSAlexander Duyck memcpy(data, *fm10k_gstrings_test, 1325cb8db4aSAlexander Duyck FM10K_TEST_LEN * ETH_GSTRING_LEN); 1335cb8db4aSAlexander Duyck break; 13482dd0f7eSAlexander Duyck case ETH_SS_STATS: 13582dd0f7eSAlexander Duyck for (i = 0; i < FM10K_NETDEV_STATS_LEN; i++) { 13682dd0f7eSAlexander Duyck memcpy(p, fm10k_gstrings_net_stats[i].stat_string, 13782dd0f7eSAlexander Duyck ETH_GSTRING_LEN); 13882dd0f7eSAlexander Duyck p += ETH_GSTRING_LEN; 13982dd0f7eSAlexander Duyck } 14082dd0f7eSAlexander Duyck for (i = 0; i < FM10K_GLOBAL_STATS_LEN; i++) { 141fbdb159fSJeff Kirsher memcpy(p, fm10k_gstrings_global_stats[i].stat_string, 142fbdb159fSJeff Kirsher ETH_GSTRING_LEN); 143fbdb159fSJeff Kirsher p += ETH_GSTRING_LEN; 144fbdb159fSJeff Kirsher } 145fbdb159fSJeff Kirsher 146fbdb159fSJeff Kirsher if (interface->hw.mac.type != fm10k_mac_vf) 147fbdb159fSJeff Kirsher for (i = 0; i < FM10K_PF_STATS_LEN; i++) { 148fbdb159fSJeff Kirsher memcpy(p, fm10k_gstrings_pf_stats[i].stat_string, 14982dd0f7eSAlexander Duyck ETH_GSTRING_LEN); 15082dd0f7eSAlexander Duyck p += ETH_GSTRING_LEN; 15182dd0f7eSAlexander Duyck } 15282dd0f7eSAlexander Duyck 15329a928eeSJeff Kirsher for (i = 0; i < interface->hw.mac.max_queues; i++) { 15482dd0f7eSAlexander Duyck sprintf(p, "tx_queue_%u_packets", i); 15582dd0f7eSAlexander Duyck p += ETH_GSTRING_LEN; 15682dd0f7eSAlexander Duyck sprintf(p, "tx_queue_%u_bytes", i); 15782dd0f7eSAlexander Duyck p += ETH_GSTRING_LEN; 15882dd0f7eSAlexander Duyck sprintf(p, "rx_queue_%u_packets", i); 15982dd0f7eSAlexander Duyck p += ETH_GSTRING_LEN; 16082dd0f7eSAlexander Duyck sprintf(p, "rx_queue_%u_bytes", i); 16182dd0f7eSAlexander Duyck p += ETH_GSTRING_LEN; 16282dd0f7eSAlexander Duyck } 16382dd0f7eSAlexander Duyck break; 16482dd0f7eSAlexander Duyck } 16582dd0f7eSAlexander Duyck } 16682dd0f7eSAlexander Duyck 16782dd0f7eSAlexander Duyck static int fm10k_get_sset_count(struct net_device *dev, int sset) 16882dd0f7eSAlexander Duyck { 169c0e61781SJeff Kirsher struct fm10k_intfc *interface = netdev_priv(dev); 170c0e61781SJeff Kirsher struct fm10k_hw *hw = &interface->hw; 171c0e61781SJeff Kirsher int stats_len = FM10K_STATIC_STATS_LEN; 172c0e61781SJeff Kirsher 17382dd0f7eSAlexander Duyck switch (sset) { 1745cb8db4aSAlexander Duyck case ETH_SS_TEST: 1755cb8db4aSAlexander Duyck return FM10K_TEST_LEN; 17682dd0f7eSAlexander Duyck case ETH_SS_STATS: 177c0e61781SJeff Kirsher stats_len += FM10K_QUEUE_STATS_LEN(hw->mac.max_queues); 178fbdb159fSJeff Kirsher 179fbdb159fSJeff Kirsher if (hw->mac.type != fm10k_mac_vf) 180fbdb159fSJeff Kirsher stats_len += FM10K_PF_STATS_LEN; 181fbdb159fSJeff Kirsher 182c0e61781SJeff Kirsher return stats_len; 18382dd0f7eSAlexander Duyck default: 18482dd0f7eSAlexander Duyck return -EOPNOTSUPP; 18582dd0f7eSAlexander Duyck } 18682dd0f7eSAlexander Duyck } 18782dd0f7eSAlexander Duyck 18882dd0f7eSAlexander Duyck static void fm10k_get_ethtool_stats(struct net_device *netdev, 189de445199SJeff Kirsher struct ethtool_stats __always_unused *stats, 190de445199SJeff Kirsher u64 *data) 19182dd0f7eSAlexander Duyck { 19282dd0f7eSAlexander Duyck const int stat_count = sizeof(struct fm10k_queue_stats) / sizeof(u64); 19382dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 19482dd0f7eSAlexander Duyck struct net_device_stats *net_stats = &netdev->stats; 19582dd0f7eSAlexander Duyck char *p; 19682dd0f7eSAlexander Duyck int i, j; 19782dd0f7eSAlexander Duyck 19882dd0f7eSAlexander Duyck fm10k_update_stats(interface); 19982dd0f7eSAlexander Duyck 20082dd0f7eSAlexander Duyck for (i = 0; i < FM10K_NETDEV_STATS_LEN; i++) { 20182dd0f7eSAlexander Duyck p = (char *)net_stats + fm10k_gstrings_net_stats[i].stat_offset; 20282dd0f7eSAlexander Duyck *(data++) = (fm10k_gstrings_net_stats[i].sizeof_stat == 20382dd0f7eSAlexander Duyck sizeof(u64)) ? *(u64 *)p : *(u32 *)p; 20482dd0f7eSAlexander Duyck } 20582dd0f7eSAlexander Duyck 20682dd0f7eSAlexander Duyck for (i = 0; i < FM10K_GLOBAL_STATS_LEN; i++) { 207fbdb159fSJeff Kirsher p = (char *)interface + 208fbdb159fSJeff Kirsher fm10k_gstrings_global_stats[i].stat_offset; 209fbdb159fSJeff Kirsher *(data++) = (fm10k_gstrings_global_stats[i].sizeof_stat == 210fbdb159fSJeff Kirsher sizeof(u64)) ? *(u64 *)p : *(u32 *)p; 211fbdb159fSJeff Kirsher } 212fbdb159fSJeff Kirsher 213fbdb159fSJeff Kirsher if (interface->hw.mac.type != fm10k_mac_vf) 214fbdb159fSJeff Kirsher for (i = 0; i < FM10K_PF_STATS_LEN; i++) { 215fbdb159fSJeff Kirsher p = (char *)interface + 216fbdb159fSJeff Kirsher fm10k_gstrings_pf_stats[i].stat_offset; 217fbdb159fSJeff Kirsher *(data++) = (fm10k_gstrings_pf_stats[i].sizeof_stat == 21882dd0f7eSAlexander Duyck sizeof(u64)) ? *(u64 *)p : *(u32 *)p; 21982dd0f7eSAlexander Duyck } 22082dd0f7eSAlexander Duyck 22129a928eeSJeff Kirsher for (i = 0; i < interface->hw.mac.max_queues; i++) { 22282dd0f7eSAlexander Duyck struct fm10k_ring *ring; 22382dd0f7eSAlexander Duyck u64 *queue_stat; 22482dd0f7eSAlexander Duyck 22582dd0f7eSAlexander Duyck ring = interface->tx_ring[i]; 22682dd0f7eSAlexander Duyck if (ring) 22782dd0f7eSAlexander Duyck queue_stat = (u64 *)&ring->stats; 22882dd0f7eSAlexander Duyck for (j = 0; j < stat_count; j++) 22982dd0f7eSAlexander Duyck *(data++) = ring ? queue_stat[j] : 0; 23082dd0f7eSAlexander Duyck 23182dd0f7eSAlexander Duyck ring = interface->rx_ring[i]; 23282dd0f7eSAlexander Duyck if (ring) 23382dd0f7eSAlexander Duyck queue_stat = (u64 *)&ring->stats; 23482dd0f7eSAlexander Duyck for (j = 0; j < stat_count; j++) 23582dd0f7eSAlexander Duyck *(data++) = ring ? queue_stat[j] : 0; 23682dd0f7eSAlexander Duyck } 23782dd0f7eSAlexander Duyck } 23882dd0f7eSAlexander Duyck 23982dd0f7eSAlexander Duyck /* If function below adds more registers this define needs to be updated */ 24082dd0f7eSAlexander Duyck #define FM10K_REGS_LEN_Q 29 24182dd0f7eSAlexander Duyck 24282dd0f7eSAlexander Duyck static void fm10k_get_reg_q(struct fm10k_hw *hw, u32 *buff, int i) 24382dd0f7eSAlexander Duyck { 24482dd0f7eSAlexander Duyck int idx = 0; 24582dd0f7eSAlexander Duyck 24682dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RDBAL(i)); 24782dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RDBAH(i)); 24882dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RDLEN(i)); 24982dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TPH_RXCTRL(i)); 25082dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RDH(i)); 25182dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RDT(i)); 25282dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RXQCTL(i)); 25382dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RXDCTL(i)); 25482dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RXINT(i)); 25582dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_SRRCTL(i)); 25682dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_QPRC(i)); 25782dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_QPRDC(i)); 25882dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_QBRC_L(i)); 25982dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_QBRC_H(i)); 26082dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TDBAL(i)); 26182dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TDBAH(i)); 26282dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TDLEN(i)); 26382dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TPH_TXCTRL(i)); 26482dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TDH(i)); 26582dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TDT(i)); 26682dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TXDCTL(i)); 26782dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TXQCTL(i)); 26882dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TXINT(i)); 26982dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_QPTC(i)); 27082dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_QBTC_L(i)); 27182dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_QBTC_H(i)); 27282dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TQDLOC(i)); 27382dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_TX_SGLORT(i)); 27482dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_PFVTCTL(i)); 27582dd0f7eSAlexander Duyck 27682dd0f7eSAlexander Duyck BUG_ON(idx != FM10K_REGS_LEN_Q); 27782dd0f7eSAlexander Duyck } 27882dd0f7eSAlexander Duyck 27982dd0f7eSAlexander Duyck /* If function above adds more registers this define needs to be updated */ 28082dd0f7eSAlexander Duyck #define FM10K_REGS_LEN_VSI 43 28182dd0f7eSAlexander Duyck 28282dd0f7eSAlexander Duyck static void fm10k_get_reg_vsi(struct fm10k_hw *hw, u32 *buff, int i) 28382dd0f7eSAlexander Duyck { 28482dd0f7eSAlexander Duyck int idx = 0, j; 28582dd0f7eSAlexander Duyck 28682dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_MRQC(i)); 28782dd0f7eSAlexander Duyck for (j = 0; j < 10; j++) 28882dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RSSRK(i, j)); 28982dd0f7eSAlexander Duyck for (j = 0; j < 32; j++) 29082dd0f7eSAlexander Duyck buff[idx++] = fm10k_read_reg(hw, FM10K_RETA(i, j)); 29182dd0f7eSAlexander Duyck 29282dd0f7eSAlexander Duyck BUG_ON(idx != FM10K_REGS_LEN_VSI); 29382dd0f7eSAlexander Duyck } 29482dd0f7eSAlexander Duyck 29582dd0f7eSAlexander Duyck static void fm10k_get_regs(struct net_device *netdev, 29682dd0f7eSAlexander Duyck struct ethtool_regs *regs, void *p) 29782dd0f7eSAlexander Duyck { 29882dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 29982dd0f7eSAlexander Duyck struct fm10k_hw *hw = &interface->hw; 30082dd0f7eSAlexander Duyck u32 *buff = p; 30182dd0f7eSAlexander Duyck u16 i; 30282dd0f7eSAlexander Duyck 30382dd0f7eSAlexander Duyck regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id; 30482dd0f7eSAlexander Duyck 30582dd0f7eSAlexander Duyck switch (hw->mac.type) { 30682dd0f7eSAlexander Duyck case fm10k_mac_pf: 30782dd0f7eSAlexander Duyck /* General PF Registers */ 30882dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_CTRL); 30982dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_CTRL_EXT); 31082dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_GCR); 31182dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_GCR_EXT); 31282dd0f7eSAlexander Duyck 31382dd0f7eSAlexander Duyck for (i = 0; i < 8; i++) { 31482dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_DGLORTMAP(i)); 31582dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_DGLORTDEC(i)); 31682dd0f7eSAlexander Duyck } 31782dd0f7eSAlexander Duyck 31882dd0f7eSAlexander Duyck for (i = 0; i < 65; i++) { 31982dd0f7eSAlexander Duyck fm10k_get_reg_vsi(hw, buff, i); 32082dd0f7eSAlexander Duyck buff += FM10K_REGS_LEN_VSI; 32182dd0f7eSAlexander Duyck } 32282dd0f7eSAlexander Duyck 32382dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_DMA_CTRL); 32482dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_DMA_CTRL2); 32582dd0f7eSAlexander Duyck 32682dd0f7eSAlexander Duyck for (i = 0; i < FM10K_MAX_QUEUES_PF; i++) { 32782dd0f7eSAlexander Duyck fm10k_get_reg_q(hw, buff, i); 32882dd0f7eSAlexander Duyck buff += FM10K_REGS_LEN_Q; 32982dd0f7eSAlexander Duyck } 33082dd0f7eSAlexander Duyck 33182dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_TPH_CTRL); 33282dd0f7eSAlexander Duyck 33382dd0f7eSAlexander Duyck for (i = 0; i < 8; i++) 33482dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_INT_MAP(i)); 33582dd0f7eSAlexander Duyck 33682dd0f7eSAlexander Duyck /* Interrupt Throttling Registers */ 33782dd0f7eSAlexander Duyck for (i = 0; i < 130; i++) 33882dd0f7eSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_ITR(i)); 33982dd0f7eSAlexander Duyck 34082dd0f7eSAlexander Duyck break; 3415cb8db4aSAlexander Duyck case fm10k_mac_vf: 3425cb8db4aSAlexander Duyck /* General VF registers */ 3435cb8db4aSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_VFCTRL); 3445cb8db4aSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_VFINT_MAP); 3455cb8db4aSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_VFSYSTIME); 3465cb8db4aSAlexander Duyck 3475cb8db4aSAlexander Duyck /* Interrupt Throttling Registers */ 3485cb8db4aSAlexander Duyck for (i = 0; i < 8; i++) 3495cb8db4aSAlexander Duyck *(buff++) = fm10k_read_reg(hw, FM10K_VFITR(i)); 3505cb8db4aSAlexander Duyck 3515cb8db4aSAlexander Duyck fm10k_get_reg_vsi(hw, buff, 0); 3525cb8db4aSAlexander Duyck buff += FM10K_REGS_LEN_VSI; 3535cb8db4aSAlexander Duyck 3545cb8db4aSAlexander Duyck for (i = 0; i < FM10K_MAX_QUEUES_POOL; i++) { 3555cb8db4aSAlexander Duyck if (i < hw->mac.max_queues) 3565cb8db4aSAlexander Duyck fm10k_get_reg_q(hw, buff, i); 3575cb8db4aSAlexander Duyck else 3585cb8db4aSAlexander Duyck memset(buff, 0, sizeof(u32) * FM10K_REGS_LEN_Q); 3595cb8db4aSAlexander Duyck buff += FM10K_REGS_LEN_Q; 3605cb8db4aSAlexander Duyck } 3615cb8db4aSAlexander Duyck 3625cb8db4aSAlexander Duyck break; 36382dd0f7eSAlexander Duyck default: 36482dd0f7eSAlexander Duyck return; 36582dd0f7eSAlexander Duyck } 36682dd0f7eSAlexander Duyck } 36782dd0f7eSAlexander Duyck 36882dd0f7eSAlexander Duyck /* If function above adds more registers these define need to be updated */ 36982dd0f7eSAlexander Duyck #define FM10K_REGS_LEN_PF \ 37082dd0f7eSAlexander Duyck (162 + (65 * FM10K_REGS_LEN_VSI) + (FM10K_MAX_QUEUES_PF * FM10K_REGS_LEN_Q)) 3715cb8db4aSAlexander Duyck #define FM10K_REGS_LEN_VF \ 3725cb8db4aSAlexander Duyck (11 + FM10K_REGS_LEN_VSI + (FM10K_MAX_QUEUES_POOL * FM10K_REGS_LEN_Q)) 37382dd0f7eSAlexander Duyck 37482dd0f7eSAlexander Duyck static int fm10k_get_regs_len(struct net_device *netdev) 37582dd0f7eSAlexander Duyck { 37682dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 37782dd0f7eSAlexander Duyck struct fm10k_hw *hw = &interface->hw; 37882dd0f7eSAlexander Duyck 37982dd0f7eSAlexander Duyck switch (hw->mac.type) { 38082dd0f7eSAlexander Duyck case fm10k_mac_pf: 38182dd0f7eSAlexander Duyck return FM10K_REGS_LEN_PF * sizeof(u32); 3825cb8db4aSAlexander Duyck case fm10k_mac_vf: 3835cb8db4aSAlexander Duyck return FM10K_REGS_LEN_VF * sizeof(u32); 38482dd0f7eSAlexander Duyck default: 38582dd0f7eSAlexander Duyck return 0; 38682dd0f7eSAlexander Duyck } 38782dd0f7eSAlexander Duyck } 38882dd0f7eSAlexander Duyck 38982dd0f7eSAlexander Duyck static void fm10k_get_drvinfo(struct net_device *dev, 39082dd0f7eSAlexander Duyck struct ethtool_drvinfo *info) 39182dd0f7eSAlexander Duyck { 39282dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 39382dd0f7eSAlexander Duyck 39482dd0f7eSAlexander Duyck strncpy(info->driver, fm10k_driver_name, 39582dd0f7eSAlexander Duyck sizeof(info->driver) - 1); 39682dd0f7eSAlexander Duyck strncpy(info->version, fm10k_driver_version, 39782dd0f7eSAlexander Duyck sizeof(info->version) - 1); 39882dd0f7eSAlexander Duyck strncpy(info->bus_info, pci_name(interface->pdev), 39982dd0f7eSAlexander Duyck sizeof(info->bus_info) - 1); 40082dd0f7eSAlexander Duyck 401c0e61781SJeff Kirsher info->n_stats = fm10k_get_sset_count(dev, ETH_SS_STATS); 40282dd0f7eSAlexander Duyck 40382dd0f7eSAlexander Duyck info->regdump_len = fm10k_get_regs_len(dev); 40482dd0f7eSAlexander Duyck } 40582dd0f7eSAlexander Duyck 40682dd0f7eSAlexander Duyck static void fm10k_get_pauseparam(struct net_device *dev, 40782dd0f7eSAlexander Duyck struct ethtool_pauseparam *pause) 40882dd0f7eSAlexander Duyck { 40982dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 41082dd0f7eSAlexander Duyck 41182dd0f7eSAlexander Duyck /* record fixed values for autoneg and tx pause */ 41282dd0f7eSAlexander Duyck pause->autoneg = 0; 41382dd0f7eSAlexander Duyck pause->tx_pause = 1; 41482dd0f7eSAlexander Duyck 41582dd0f7eSAlexander Duyck pause->rx_pause = interface->rx_pause ? 1 : 0; 41682dd0f7eSAlexander Duyck } 41782dd0f7eSAlexander Duyck 41882dd0f7eSAlexander Duyck static int fm10k_set_pauseparam(struct net_device *dev, 41982dd0f7eSAlexander Duyck struct ethtool_pauseparam *pause) 42082dd0f7eSAlexander Duyck { 42182dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 42282dd0f7eSAlexander Duyck struct fm10k_hw *hw = &interface->hw; 42382dd0f7eSAlexander Duyck 42482dd0f7eSAlexander Duyck if (pause->autoneg || !pause->tx_pause) 42582dd0f7eSAlexander Duyck return -EINVAL; 42682dd0f7eSAlexander Duyck 42782dd0f7eSAlexander Duyck /* we can only support pause on the PF to avoid head-of-line blocking */ 42882dd0f7eSAlexander Duyck if (hw->mac.type == fm10k_mac_pf) 42982dd0f7eSAlexander Duyck interface->rx_pause = pause->rx_pause ? ~0 : 0; 43082dd0f7eSAlexander Duyck else if (pause->rx_pause) 43182dd0f7eSAlexander Duyck return -EINVAL; 43282dd0f7eSAlexander Duyck 43382dd0f7eSAlexander Duyck if (netif_running(dev)) 43482dd0f7eSAlexander Duyck fm10k_update_rx_drop_en(interface); 43582dd0f7eSAlexander Duyck 43682dd0f7eSAlexander Duyck return 0; 43782dd0f7eSAlexander Duyck } 43882dd0f7eSAlexander Duyck 43982dd0f7eSAlexander Duyck static u32 fm10k_get_msglevel(struct net_device *netdev) 44082dd0f7eSAlexander Duyck { 44182dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 44282dd0f7eSAlexander Duyck 44382dd0f7eSAlexander Duyck return interface->msg_enable; 44482dd0f7eSAlexander Duyck } 44582dd0f7eSAlexander Duyck 44682dd0f7eSAlexander Duyck static void fm10k_set_msglevel(struct net_device *netdev, u32 data) 44782dd0f7eSAlexander Duyck { 44882dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 44982dd0f7eSAlexander Duyck 45082dd0f7eSAlexander Duyck interface->msg_enable = data; 45182dd0f7eSAlexander Duyck } 45282dd0f7eSAlexander Duyck 45382dd0f7eSAlexander Duyck static void fm10k_get_ringparam(struct net_device *netdev, 45482dd0f7eSAlexander Duyck struct ethtool_ringparam *ring) 45582dd0f7eSAlexander Duyck { 45682dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 45782dd0f7eSAlexander Duyck 45882dd0f7eSAlexander Duyck ring->rx_max_pending = FM10K_MAX_RXD; 45982dd0f7eSAlexander Duyck ring->tx_max_pending = FM10K_MAX_TXD; 46082dd0f7eSAlexander Duyck ring->rx_mini_max_pending = 0; 46182dd0f7eSAlexander Duyck ring->rx_jumbo_max_pending = 0; 46282dd0f7eSAlexander Duyck ring->rx_pending = interface->rx_ring_count; 46382dd0f7eSAlexander Duyck ring->tx_pending = interface->tx_ring_count; 46482dd0f7eSAlexander Duyck ring->rx_mini_pending = 0; 46582dd0f7eSAlexander Duyck ring->rx_jumbo_pending = 0; 46682dd0f7eSAlexander Duyck } 46782dd0f7eSAlexander Duyck 46882dd0f7eSAlexander Duyck static int fm10k_set_ringparam(struct net_device *netdev, 46982dd0f7eSAlexander Duyck struct ethtool_ringparam *ring) 47082dd0f7eSAlexander Duyck { 47182dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 47282dd0f7eSAlexander Duyck struct fm10k_ring *temp_ring; 47382dd0f7eSAlexander Duyck int i, err = 0; 47482dd0f7eSAlexander Duyck u32 new_rx_count, new_tx_count; 47582dd0f7eSAlexander Duyck 47682dd0f7eSAlexander Duyck if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) 47782dd0f7eSAlexander Duyck return -EINVAL; 47882dd0f7eSAlexander Duyck 47982dd0f7eSAlexander Duyck new_tx_count = clamp_t(u32, ring->tx_pending, 48082dd0f7eSAlexander Duyck FM10K_MIN_TXD, FM10K_MAX_TXD); 48182dd0f7eSAlexander Duyck new_tx_count = ALIGN(new_tx_count, FM10K_REQ_TX_DESCRIPTOR_MULTIPLE); 48282dd0f7eSAlexander Duyck 48382dd0f7eSAlexander Duyck new_rx_count = clamp_t(u32, ring->rx_pending, 48482dd0f7eSAlexander Duyck FM10K_MIN_RXD, FM10K_MAX_RXD); 48582dd0f7eSAlexander Duyck new_rx_count = ALIGN(new_rx_count, FM10K_REQ_RX_DESCRIPTOR_MULTIPLE); 48682dd0f7eSAlexander Duyck 48782dd0f7eSAlexander Duyck if ((new_tx_count == interface->tx_ring_count) && 48882dd0f7eSAlexander Duyck (new_rx_count == interface->rx_ring_count)) { 48982dd0f7eSAlexander Duyck /* nothing to do */ 49082dd0f7eSAlexander Duyck return 0; 49182dd0f7eSAlexander Duyck } 49282dd0f7eSAlexander Duyck 49382dd0f7eSAlexander Duyck while (test_and_set_bit(__FM10K_RESETTING, &interface->state)) 49482dd0f7eSAlexander Duyck usleep_range(1000, 2000); 49582dd0f7eSAlexander Duyck 49682dd0f7eSAlexander Duyck if (!netif_running(interface->netdev)) { 49782dd0f7eSAlexander Duyck for (i = 0; i < interface->num_tx_queues; i++) 49882dd0f7eSAlexander Duyck interface->tx_ring[i]->count = new_tx_count; 49982dd0f7eSAlexander Duyck for (i = 0; i < interface->num_rx_queues; i++) 50082dd0f7eSAlexander Duyck interface->rx_ring[i]->count = new_rx_count; 50182dd0f7eSAlexander Duyck interface->tx_ring_count = new_tx_count; 50282dd0f7eSAlexander Duyck interface->rx_ring_count = new_rx_count; 50382dd0f7eSAlexander Duyck goto clear_reset; 50482dd0f7eSAlexander Duyck } 50582dd0f7eSAlexander Duyck 50682dd0f7eSAlexander Duyck /* allocate temporary buffer to store rings in */ 50782dd0f7eSAlexander Duyck i = max_t(int, interface->num_tx_queues, interface->num_rx_queues); 50882dd0f7eSAlexander Duyck temp_ring = vmalloc(i * sizeof(struct fm10k_ring)); 50982dd0f7eSAlexander Duyck 51082dd0f7eSAlexander Duyck if (!temp_ring) { 51182dd0f7eSAlexander Duyck err = -ENOMEM; 51282dd0f7eSAlexander Duyck goto clear_reset; 51382dd0f7eSAlexander Duyck } 51482dd0f7eSAlexander Duyck 51582dd0f7eSAlexander Duyck fm10k_down(interface); 51682dd0f7eSAlexander Duyck 51782dd0f7eSAlexander Duyck /* Setup new Tx resources and free the old Tx resources in that order. 51882dd0f7eSAlexander Duyck * We can then assign the new resources to the rings via a memcpy. 51982dd0f7eSAlexander Duyck * The advantage to this approach is that we are guaranteed to still 52082dd0f7eSAlexander Duyck * have resources even in the case of an allocation failure. 52182dd0f7eSAlexander Duyck */ 52282dd0f7eSAlexander Duyck if (new_tx_count != interface->tx_ring_count) { 52382dd0f7eSAlexander Duyck for (i = 0; i < interface->num_tx_queues; i++) { 52482dd0f7eSAlexander Duyck memcpy(&temp_ring[i], interface->tx_ring[i], 52582dd0f7eSAlexander Duyck sizeof(struct fm10k_ring)); 52682dd0f7eSAlexander Duyck 52782dd0f7eSAlexander Duyck temp_ring[i].count = new_tx_count; 52882dd0f7eSAlexander Duyck err = fm10k_setup_tx_resources(&temp_ring[i]); 52982dd0f7eSAlexander Duyck if (err) { 53082dd0f7eSAlexander Duyck while (i) { 53182dd0f7eSAlexander Duyck i--; 53282dd0f7eSAlexander Duyck fm10k_free_tx_resources(&temp_ring[i]); 53382dd0f7eSAlexander Duyck } 53482dd0f7eSAlexander Duyck goto err_setup; 53582dd0f7eSAlexander Duyck } 53682dd0f7eSAlexander Duyck } 53782dd0f7eSAlexander Duyck 53882dd0f7eSAlexander Duyck for (i = 0; i < interface->num_tx_queues; i++) { 53982dd0f7eSAlexander Duyck fm10k_free_tx_resources(interface->tx_ring[i]); 54082dd0f7eSAlexander Duyck 54182dd0f7eSAlexander Duyck memcpy(interface->tx_ring[i], &temp_ring[i], 54282dd0f7eSAlexander Duyck sizeof(struct fm10k_ring)); 54382dd0f7eSAlexander Duyck } 54482dd0f7eSAlexander Duyck 54582dd0f7eSAlexander Duyck interface->tx_ring_count = new_tx_count; 54682dd0f7eSAlexander Duyck } 54782dd0f7eSAlexander Duyck 54882dd0f7eSAlexander Duyck /* Repeat the process for the Rx rings if needed */ 54982dd0f7eSAlexander Duyck if (new_rx_count != interface->rx_ring_count) { 55082dd0f7eSAlexander Duyck for (i = 0; i < interface->num_rx_queues; i++) { 55182dd0f7eSAlexander Duyck memcpy(&temp_ring[i], interface->rx_ring[i], 55282dd0f7eSAlexander Duyck sizeof(struct fm10k_ring)); 55382dd0f7eSAlexander Duyck 55482dd0f7eSAlexander Duyck temp_ring[i].count = new_rx_count; 55582dd0f7eSAlexander Duyck err = fm10k_setup_rx_resources(&temp_ring[i]); 55682dd0f7eSAlexander Duyck if (err) { 55782dd0f7eSAlexander Duyck while (i) { 55882dd0f7eSAlexander Duyck i--; 55982dd0f7eSAlexander Duyck fm10k_free_rx_resources(&temp_ring[i]); 56082dd0f7eSAlexander Duyck } 56182dd0f7eSAlexander Duyck goto err_setup; 56282dd0f7eSAlexander Duyck } 56382dd0f7eSAlexander Duyck } 56482dd0f7eSAlexander Duyck 56582dd0f7eSAlexander Duyck for (i = 0; i < interface->num_rx_queues; i++) { 56682dd0f7eSAlexander Duyck fm10k_free_rx_resources(interface->rx_ring[i]); 56782dd0f7eSAlexander Duyck 56882dd0f7eSAlexander Duyck memcpy(interface->rx_ring[i], &temp_ring[i], 56982dd0f7eSAlexander Duyck sizeof(struct fm10k_ring)); 57082dd0f7eSAlexander Duyck } 57182dd0f7eSAlexander Duyck 57282dd0f7eSAlexander Duyck interface->rx_ring_count = new_rx_count; 57382dd0f7eSAlexander Duyck } 57482dd0f7eSAlexander Duyck 57582dd0f7eSAlexander Duyck err_setup: 57682dd0f7eSAlexander Duyck fm10k_up(interface); 57782dd0f7eSAlexander Duyck vfree(temp_ring); 57882dd0f7eSAlexander Duyck clear_reset: 57982dd0f7eSAlexander Duyck clear_bit(__FM10K_RESETTING, &interface->state); 58082dd0f7eSAlexander Duyck return err; 58182dd0f7eSAlexander Duyck } 58282dd0f7eSAlexander Duyck 58382dd0f7eSAlexander Duyck static int fm10k_get_coalesce(struct net_device *dev, 58482dd0f7eSAlexander Duyck struct ethtool_coalesce *ec) 58582dd0f7eSAlexander Duyck { 58682dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 58782dd0f7eSAlexander Duyck 58882dd0f7eSAlexander Duyck ec->use_adaptive_tx_coalesce = 58982dd0f7eSAlexander Duyck !!(interface->tx_itr & FM10K_ITR_ADAPTIVE); 59082dd0f7eSAlexander Duyck ec->tx_coalesce_usecs = interface->tx_itr & ~FM10K_ITR_ADAPTIVE; 59182dd0f7eSAlexander Duyck 59282dd0f7eSAlexander Duyck ec->use_adaptive_rx_coalesce = 59382dd0f7eSAlexander Duyck !!(interface->rx_itr & FM10K_ITR_ADAPTIVE); 59482dd0f7eSAlexander Duyck ec->rx_coalesce_usecs = interface->rx_itr & ~FM10K_ITR_ADAPTIVE; 59582dd0f7eSAlexander Duyck 59682dd0f7eSAlexander Duyck return 0; 59782dd0f7eSAlexander Duyck } 59882dd0f7eSAlexander Duyck 59982dd0f7eSAlexander Duyck static int fm10k_set_coalesce(struct net_device *dev, 60082dd0f7eSAlexander Duyck struct ethtool_coalesce *ec) 60182dd0f7eSAlexander Duyck { 60282dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 60382dd0f7eSAlexander Duyck struct fm10k_q_vector *qv; 60482dd0f7eSAlexander Duyck u16 tx_itr, rx_itr; 60582dd0f7eSAlexander Duyck int i; 60682dd0f7eSAlexander Duyck 60782dd0f7eSAlexander Duyck /* verify limits */ 60882dd0f7eSAlexander Duyck if ((ec->rx_coalesce_usecs > FM10K_ITR_MAX) || 60982dd0f7eSAlexander Duyck (ec->tx_coalesce_usecs > FM10K_ITR_MAX)) 61082dd0f7eSAlexander Duyck return -EINVAL; 61182dd0f7eSAlexander Duyck 61282dd0f7eSAlexander Duyck /* record settings */ 61382dd0f7eSAlexander Duyck tx_itr = ec->tx_coalesce_usecs; 61482dd0f7eSAlexander Duyck rx_itr = ec->rx_coalesce_usecs; 61582dd0f7eSAlexander Duyck 61682dd0f7eSAlexander Duyck /* set initial values for adaptive ITR */ 61782dd0f7eSAlexander Duyck if (ec->use_adaptive_tx_coalesce) 61882dd0f7eSAlexander Duyck tx_itr = FM10K_ITR_ADAPTIVE | FM10K_ITR_10K; 61982dd0f7eSAlexander Duyck 62082dd0f7eSAlexander Duyck if (ec->use_adaptive_rx_coalesce) 62182dd0f7eSAlexander Duyck rx_itr = FM10K_ITR_ADAPTIVE | FM10K_ITR_20K; 62282dd0f7eSAlexander Duyck 62382dd0f7eSAlexander Duyck /* update interface */ 62482dd0f7eSAlexander Duyck interface->tx_itr = tx_itr; 62582dd0f7eSAlexander Duyck interface->rx_itr = rx_itr; 62682dd0f7eSAlexander Duyck 62782dd0f7eSAlexander Duyck /* update q_vectors */ 62882dd0f7eSAlexander Duyck for (i = 0; i < interface->num_q_vectors; i++) { 62982dd0f7eSAlexander Duyck qv = interface->q_vector[i]; 63082dd0f7eSAlexander Duyck qv->tx.itr = tx_itr; 63182dd0f7eSAlexander Duyck qv->rx.itr = rx_itr; 63282dd0f7eSAlexander Duyck } 63382dd0f7eSAlexander Duyck 63482dd0f7eSAlexander Duyck return 0; 63582dd0f7eSAlexander Duyck } 63682dd0f7eSAlexander Duyck 63782dd0f7eSAlexander Duyck static int fm10k_get_rss_hash_opts(struct fm10k_intfc *interface, 63882dd0f7eSAlexander Duyck struct ethtool_rxnfc *cmd) 63982dd0f7eSAlexander Duyck { 64082dd0f7eSAlexander Duyck cmd->data = 0; 64182dd0f7eSAlexander Duyck 64282dd0f7eSAlexander Duyck /* Report default options for RSS on fm10k */ 64382dd0f7eSAlexander Duyck switch (cmd->flow_type) { 64482dd0f7eSAlexander Duyck case TCP_V4_FLOW: 64582dd0f7eSAlexander Duyck case TCP_V6_FLOW: 64682dd0f7eSAlexander Duyck cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 64782dd0f7eSAlexander Duyck /* fall through */ 64882dd0f7eSAlexander Duyck case UDP_V4_FLOW: 64982dd0f7eSAlexander Duyck if (interface->flags & FM10K_FLAG_RSS_FIELD_IPV4_UDP) 65082dd0f7eSAlexander Duyck cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 65182dd0f7eSAlexander Duyck /* fall through */ 65282dd0f7eSAlexander Duyck case SCTP_V4_FLOW: 65382dd0f7eSAlexander Duyck case SCTP_V6_FLOW: 65482dd0f7eSAlexander Duyck case AH_ESP_V4_FLOW: 65582dd0f7eSAlexander Duyck case AH_ESP_V6_FLOW: 65682dd0f7eSAlexander Duyck case AH_V4_FLOW: 65782dd0f7eSAlexander Duyck case AH_V6_FLOW: 65882dd0f7eSAlexander Duyck case ESP_V4_FLOW: 65982dd0f7eSAlexander Duyck case ESP_V6_FLOW: 66082dd0f7eSAlexander Duyck case IPV4_FLOW: 66182dd0f7eSAlexander Duyck case IPV6_FLOW: 66282dd0f7eSAlexander Duyck cmd->data |= RXH_IP_SRC | RXH_IP_DST; 66382dd0f7eSAlexander Duyck break; 66482dd0f7eSAlexander Duyck case UDP_V6_FLOW: 66582dd0f7eSAlexander Duyck if (interface->flags & FM10K_FLAG_RSS_FIELD_IPV6_UDP) 66682dd0f7eSAlexander Duyck cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 66782dd0f7eSAlexander Duyck cmd->data |= RXH_IP_SRC | RXH_IP_DST; 66882dd0f7eSAlexander Duyck break; 66982dd0f7eSAlexander Duyck default: 67082dd0f7eSAlexander Duyck return -EINVAL; 67182dd0f7eSAlexander Duyck } 67282dd0f7eSAlexander Duyck 67382dd0f7eSAlexander Duyck return 0; 67482dd0f7eSAlexander Duyck } 67582dd0f7eSAlexander Duyck 67682dd0f7eSAlexander Duyck static int fm10k_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, 677de445199SJeff Kirsher u32 __always_unused *rule_locs) 67882dd0f7eSAlexander Duyck { 67982dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 68082dd0f7eSAlexander Duyck int ret = -EOPNOTSUPP; 68182dd0f7eSAlexander Duyck 68282dd0f7eSAlexander Duyck switch (cmd->cmd) { 68382dd0f7eSAlexander Duyck case ETHTOOL_GRXRINGS: 68482dd0f7eSAlexander Duyck cmd->data = interface->num_rx_queues; 68582dd0f7eSAlexander Duyck ret = 0; 68682dd0f7eSAlexander Duyck break; 68782dd0f7eSAlexander Duyck case ETHTOOL_GRXFH: 68882dd0f7eSAlexander Duyck ret = fm10k_get_rss_hash_opts(interface, cmd); 68982dd0f7eSAlexander Duyck break; 69082dd0f7eSAlexander Duyck default: 69182dd0f7eSAlexander Duyck break; 69282dd0f7eSAlexander Duyck } 69382dd0f7eSAlexander Duyck 69482dd0f7eSAlexander Duyck return ret; 69582dd0f7eSAlexander Duyck } 69682dd0f7eSAlexander Duyck 69782dd0f7eSAlexander Duyck #define UDP_RSS_FLAGS (FM10K_FLAG_RSS_FIELD_IPV4_UDP | \ 69882dd0f7eSAlexander Duyck FM10K_FLAG_RSS_FIELD_IPV6_UDP) 69982dd0f7eSAlexander Duyck static int fm10k_set_rss_hash_opt(struct fm10k_intfc *interface, 70082dd0f7eSAlexander Duyck struct ethtool_rxnfc *nfc) 70182dd0f7eSAlexander Duyck { 70282dd0f7eSAlexander Duyck u32 flags = interface->flags; 70382dd0f7eSAlexander Duyck 70482dd0f7eSAlexander Duyck /* RSS does not support anything other than hashing 70582dd0f7eSAlexander Duyck * to queues on src and dst IPs and ports 70682dd0f7eSAlexander Duyck */ 70782dd0f7eSAlexander Duyck if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | 70882dd0f7eSAlexander Duyck RXH_L4_B_0_1 | RXH_L4_B_2_3)) 70982dd0f7eSAlexander Duyck return -EINVAL; 71082dd0f7eSAlexander Duyck 71182dd0f7eSAlexander Duyck switch (nfc->flow_type) { 71282dd0f7eSAlexander Duyck case TCP_V4_FLOW: 71382dd0f7eSAlexander Duyck case TCP_V6_FLOW: 71482dd0f7eSAlexander Duyck if (!(nfc->data & RXH_IP_SRC) || 71582dd0f7eSAlexander Duyck !(nfc->data & RXH_IP_DST) || 71682dd0f7eSAlexander Duyck !(nfc->data & RXH_L4_B_0_1) || 71782dd0f7eSAlexander Duyck !(nfc->data & RXH_L4_B_2_3)) 71882dd0f7eSAlexander Duyck return -EINVAL; 71982dd0f7eSAlexander Duyck break; 72082dd0f7eSAlexander Duyck case UDP_V4_FLOW: 72182dd0f7eSAlexander Duyck if (!(nfc->data & RXH_IP_SRC) || 72282dd0f7eSAlexander Duyck !(nfc->data & RXH_IP_DST)) 72382dd0f7eSAlexander Duyck return -EINVAL; 72482dd0f7eSAlexander Duyck switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { 72582dd0f7eSAlexander Duyck case 0: 72682dd0f7eSAlexander Duyck flags &= ~FM10K_FLAG_RSS_FIELD_IPV4_UDP; 72782dd0f7eSAlexander Duyck break; 72882dd0f7eSAlexander Duyck case (RXH_L4_B_0_1 | RXH_L4_B_2_3): 72982dd0f7eSAlexander Duyck flags |= FM10K_FLAG_RSS_FIELD_IPV4_UDP; 73082dd0f7eSAlexander Duyck break; 73182dd0f7eSAlexander Duyck default: 73282dd0f7eSAlexander Duyck return -EINVAL; 73382dd0f7eSAlexander Duyck } 73482dd0f7eSAlexander Duyck break; 73582dd0f7eSAlexander Duyck case UDP_V6_FLOW: 73682dd0f7eSAlexander Duyck if (!(nfc->data & RXH_IP_SRC) || 73782dd0f7eSAlexander Duyck !(nfc->data & RXH_IP_DST)) 73882dd0f7eSAlexander Duyck return -EINVAL; 73982dd0f7eSAlexander Duyck switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { 74082dd0f7eSAlexander Duyck case 0: 74182dd0f7eSAlexander Duyck flags &= ~FM10K_FLAG_RSS_FIELD_IPV6_UDP; 74282dd0f7eSAlexander Duyck break; 74382dd0f7eSAlexander Duyck case (RXH_L4_B_0_1 | RXH_L4_B_2_3): 74482dd0f7eSAlexander Duyck flags |= FM10K_FLAG_RSS_FIELD_IPV6_UDP; 74582dd0f7eSAlexander Duyck break; 74682dd0f7eSAlexander Duyck default: 74782dd0f7eSAlexander Duyck return -EINVAL; 74882dd0f7eSAlexander Duyck } 74982dd0f7eSAlexander Duyck break; 75082dd0f7eSAlexander Duyck case AH_ESP_V4_FLOW: 75182dd0f7eSAlexander Duyck case AH_V4_FLOW: 75282dd0f7eSAlexander Duyck case ESP_V4_FLOW: 75382dd0f7eSAlexander Duyck case SCTP_V4_FLOW: 75482dd0f7eSAlexander Duyck case AH_ESP_V6_FLOW: 75582dd0f7eSAlexander Duyck case AH_V6_FLOW: 75682dd0f7eSAlexander Duyck case ESP_V6_FLOW: 75782dd0f7eSAlexander Duyck case SCTP_V6_FLOW: 75882dd0f7eSAlexander Duyck if (!(nfc->data & RXH_IP_SRC) || 75982dd0f7eSAlexander Duyck !(nfc->data & RXH_IP_DST) || 76082dd0f7eSAlexander Duyck (nfc->data & RXH_L4_B_0_1) || 76182dd0f7eSAlexander Duyck (nfc->data & RXH_L4_B_2_3)) 76282dd0f7eSAlexander Duyck return -EINVAL; 76382dd0f7eSAlexander Duyck break; 76482dd0f7eSAlexander Duyck default: 76582dd0f7eSAlexander Duyck return -EINVAL; 76682dd0f7eSAlexander Duyck } 76782dd0f7eSAlexander Duyck 76882dd0f7eSAlexander Duyck /* if we changed something we need to update flags */ 76982dd0f7eSAlexander Duyck if (flags != interface->flags) { 77082dd0f7eSAlexander Duyck struct fm10k_hw *hw = &interface->hw; 77182dd0f7eSAlexander Duyck u32 mrqc; 77282dd0f7eSAlexander Duyck 77382dd0f7eSAlexander Duyck if ((flags & UDP_RSS_FLAGS) && 77482dd0f7eSAlexander Duyck !(interface->flags & UDP_RSS_FLAGS)) 77582dd0f7eSAlexander Duyck netif_warn(interface, drv, interface->netdev, 77682dd0f7eSAlexander Duyck "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n"); 77782dd0f7eSAlexander Duyck 77882dd0f7eSAlexander Duyck interface->flags = flags; 77982dd0f7eSAlexander Duyck 78082dd0f7eSAlexander Duyck /* Perform hash on these packet types */ 78182dd0f7eSAlexander Duyck mrqc = FM10K_MRQC_IPV4 | 78282dd0f7eSAlexander Duyck FM10K_MRQC_TCP_IPV4 | 78382dd0f7eSAlexander Duyck FM10K_MRQC_IPV6 | 78482dd0f7eSAlexander Duyck FM10K_MRQC_TCP_IPV6; 78582dd0f7eSAlexander Duyck 78682dd0f7eSAlexander Duyck if (flags & FM10K_FLAG_RSS_FIELD_IPV4_UDP) 78782dd0f7eSAlexander Duyck mrqc |= FM10K_MRQC_UDP_IPV4; 78882dd0f7eSAlexander Duyck if (flags & FM10K_FLAG_RSS_FIELD_IPV6_UDP) 78982dd0f7eSAlexander Duyck mrqc |= FM10K_MRQC_UDP_IPV6; 79082dd0f7eSAlexander Duyck 79182dd0f7eSAlexander Duyck fm10k_write_reg(hw, FM10K_MRQC(0), mrqc); 79282dd0f7eSAlexander Duyck } 79382dd0f7eSAlexander Duyck 79482dd0f7eSAlexander Duyck return 0; 79582dd0f7eSAlexander Duyck } 79682dd0f7eSAlexander Duyck 79782dd0f7eSAlexander Duyck static int fm10k_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) 79882dd0f7eSAlexander Duyck { 79982dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 80082dd0f7eSAlexander Duyck int ret = -EOPNOTSUPP; 80182dd0f7eSAlexander Duyck 80282dd0f7eSAlexander Duyck switch (cmd->cmd) { 80382dd0f7eSAlexander Duyck case ETHTOOL_SRXFH: 80482dd0f7eSAlexander Duyck ret = fm10k_set_rss_hash_opt(interface, cmd); 80582dd0f7eSAlexander Duyck break; 80682dd0f7eSAlexander Duyck default: 80782dd0f7eSAlexander Duyck break; 80882dd0f7eSAlexander Duyck } 80982dd0f7eSAlexander Duyck 81082dd0f7eSAlexander Duyck return ret; 81182dd0f7eSAlexander Duyck } 81282dd0f7eSAlexander Duyck 8135cb8db4aSAlexander Duyck static int fm10k_mbx_test(struct fm10k_intfc *interface, u64 *data) 8145cb8db4aSAlexander Duyck { 8155cb8db4aSAlexander Duyck struct fm10k_hw *hw = &interface->hw; 8165cb8db4aSAlexander Duyck struct fm10k_mbx_info *mbx = &hw->mbx; 8175cb8db4aSAlexander Duyck u32 attr_flag, test_msg[6]; 8185cb8db4aSAlexander Duyck unsigned long timeout; 8195cb8db4aSAlexander Duyck int err; 8205cb8db4aSAlexander Duyck 8215cb8db4aSAlexander Duyck /* For now this is a VF only feature */ 8225cb8db4aSAlexander Duyck if (hw->mac.type != fm10k_mac_vf) 8235cb8db4aSAlexander Duyck return 0; 8245cb8db4aSAlexander Duyck 8255cb8db4aSAlexander Duyck /* loop through both nested and unnested attribute types */ 8265cb8db4aSAlexander Duyck for (attr_flag = (1 << FM10K_TEST_MSG_UNSET); 8275cb8db4aSAlexander Duyck attr_flag < (1 << (2 * FM10K_TEST_MSG_NESTED)); 8285cb8db4aSAlexander Duyck attr_flag += attr_flag) { 8295cb8db4aSAlexander Duyck /* generate message to be tested */ 8305cb8db4aSAlexander Duyck fm10k_tlv_msg_test_create(test_msg, attr_flag); 8315cb8db4aSAlexander Duyck 8325cb8db4aSAlexander Duyck fm10k_mbx_lock(interface); 8335cb8db4aSAlexander Duyck mbx->test_result = FM10K_NOT_IMPLEMENTED; 8345cb8db4aSAlexander Duyck err = mbx->ops.enqueue_tx(hw, mbx, test_msg); 8355cb8db4aSAlexander Duyck fm10k_mbx_unlock(interface); 8365cb8db4aSAlexander Duyck 8375cb8db4aSAlexander Duyck /* wait up to 1 second for response */ 8385cb8db4aSAlexander Duyck timeout = jiffies + HZ; 8395cb8db4aSAlexander Duyck do { 8405cb8db4aSAlexander Duyck if (err < 0) 8415cb8db4aSAlexander Duyck goto err_out; 8425cb8db4aSAlexander Duyck 8435cb8db4aSAlexander Duyck usleep_range(500, 1000); 8445cb8db4aSAlexander Duyck 8455cb8db4aSAlexander Duyck fm10k_mbx_lock(interface); 8465cb8db4aSAlexander Duyck mbx->ops.process(hw, mbx); 8475cb8db4aSAlexander Duyck fm10k_mbx_unlock(interface); 8485cb8db4aSAlexander Duyck 8495cb8db4aSAlexander Duyck err = mbx->test_result; 8505cb8db4aSAlexander Duyck if (!err) 8515cb8db4aSAlexander Duyck break; 8525cb8db4aSAlexander Duyck } while (time_is_after_jiffies(timeout)); 8535cb8db4aSAlexander Duyck 8545cb8db4aSAlexander Duyck /* reporting errors */ 8555cb8db4aSAlexander Duyck if (err) 8565cb8db4aSAlexander Duyck goto err_out; 8575cb8db4aSAlexander Duyck } 8585cb8db4aSAlexander Duyck 8595cb8db4aSAlexander Duyck err_out: 8605cb8db4aSAlexander Duyck *data = err < 0 ? (attr_flag) : (err > 0); 8615cb8db4aSAlexander Duyck return err; 8625cb8db4aSAlexander Duyck } 8635cb8db4aSAlexander Duyck 8645cb8db4aSAlexander Duyck static void fm10k_self_test(struct net_device *dev, 8655cb8db4aSAlexander Duyck struct ethtool_test *eth_test, u64 *data) 8665cb8db4aSAlexander Duyck { 8675cb8db4aSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 8685cb8db4aSAlexander Duyck struct fm10k_hw *hw = &interface->hw; 8695cb8db4aSAlexander Duyck 8705cb8db4aSAlexander Duyck memset(data, 0, sizeof(*data) * FM10K_TEST_LEN); 8715cb8db4aSAlexander Duyck 8725cb8db4aSAlexander Duyck if (FM10K_REMOVED(hw)) { 8735cb8db4aSAlexander Duyck netif_err(interface, drv, dev, 8745cb8db4aSAlexander Duyck "Interface removed - test blocked\n"); 8755cb8db4aSAlexander Duyck eth_test->flags |= ETH_TEST_FL_FAILED; 8765cb8db4aSAlexander Duyck return; 8775cb8db4aSAlexander Duyck } 8785cb8db4aSAlexander Duyck 8795cb8db4aSAlexander Duyck if (fm10k_mbx_test(interface, &data[FM10K_TEST_MBX])) 8805cb8db4aSAlexander Duyck eth_test->flags |= ETH_TEST_FL_FAILED; 8815cb8db4aSAlexander Duyck } 8825cb8db4aSAlexander Duyck 883de445199SJeff Kirsher static u32 fm10k_get_reta_size(struct net_device __always_unused *netdev) 88482dd0f7eSAlexander Duyck { 88582dd0f7eSAlexander Duyck return FM10K_RETA_SIZE * FM10K_RETA_ENTRIES_PER_REG; 88682dd0f7eSAlexander Duyck } 88782dd0f7eSAlexander Duyck 88882dd0f7eSAlexander Duyck static int fm10k_get_reta(struct net_device *netdev, u32 *indir) 88982dd0f7eSAlexander Duyck { 89082dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 89182dd0f7eSAlexander Duyck int i; 89282dd0f7eSAlexander Duyck 89382dd0f7eSAlexander Duyck if (!indir) 89482dd0f7eSAlexander Duyck return 0; 89582dd0f7eSAlexander Duyck 89682dd0f7eSAlexander Duyck for (i = 0; i < FM10K_RETA_SIZE; i++, indir += 4) { 89782dd0f7eSAlexander Duyck u32 reta = interface->reta[i]; 89882dd0f7eSAlexander Duyck 89982dd0f7eSAlexander Duyck indir[0] = (reta << 24) >> 24; 90082dd0f7eSAlexander Duyck indir[1] = (reta << 16) >> 24; 90182dd0f7eSAlexander Duyck indir[2] = (reta << 8) >> 24; 90282dd0f7eSAlexander Duyck indir[3] = (reta) >> 24; 90382dd0f7eSAlexander Duyck } 90482dd0f7eSAlexander Duyck 90582dd0f7eSAlexander Duyck return 0; 90682dd0f7eSAlexander Duyck } 90782dd0f7eSAlexander Duyck 90882dd0f7eSAlexander Duyck static int fm10k_set_reta(struct net_device *netdev, const u32 *indir) 90982dd0f7eSAlexander Duyck { 91082dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 91182dd0f7eSAlexander Duyck struct fm10k_hw *hw = &interface->hw; 91282dd0f7eSAlexander Duyck int i; 91382dd0f7eSAlexander Duyck u16 rss_i; 91482dd0f7eSAlexander Duyck 91582dd0f7eSAlexander Duyck if (!indir) 91682dd0f7eSAlexander Duyck return 0; 91782dd0f7eSAlexander Duyck 91882dd0f7eSAlexander Duyck /* Verify user input. */ 91982dd0f7eSAlexander Duyck rss_i = interface->ring_feature[RING_F_RSS].indices; 92082dd0f7eSAlexander Duyck for (i = fm10k_get_reta_size(netdev); i--;) { 92182dd0f7eSAlexander Duyck if (indir[i] < rss_i) 92282dd0f7eSAlexander Duyck continue; 92382dd0f7eSAlexander Duyck return -EINVAL; 92482dd0f7eSAlexander Duyck } 92582dd0f7eSAlexander Duyck 92682dd0f7eSAlexander Duyck /* record entries to reta table */ 92782dd0f7eSAlexander Duyck for (i = 0; i < FM10K_RETA_SIZE; i++, indir += 4) { 92882dd0f7eSAlexander Duyck u32 reta = indir[0] | 92982dd0f7eSAlexander Duyck (indir[1] << 8) | 93082dd0f7eSAlexander Duyck (indir[2] << 16) | 93182dd0f7eSAlexander Duyck (indir[3] << 24); 93282dd0f7eSAlexander Duyck 93382dd0f7eSAlexander Duyck if (interface->reta[i] == reta) 93482dd0f7eSAlexander Duyck continue; 93582dd0f7eSAlexander Duyck 93682dd0f7eSAlexander Duyck interface->reta[i] = reta; 93782dd0f7eSAlexander Duyck fm10k_write_reg(hw, FM10K_RETA(0, i), reta); 93882dd0f7eSAlexander Duyck } 93982dd0f7eSAlexander Duyck 94082dd0f7eSAlexander Duyck return 0; 94182dd0f7eSAlexander Duyck } 94282dd0f7eSAlexander Duyck 943de445199SJeff Kirsher static u32 fm10k_get_rssrk_size(struct net_device __always_unused *netdev) 94482dd0f7eSAlexander Duyck { 94582dd0f7eSAlexander Duyck return FM10K_RSSRK_SIZE * FM10K_RSSRK_ENTRIES_PER_REG; 94682dd0f7eSAlexander Duyck } 94782dd0f7eSAlexander Duyck 948892311f6SEyal Perry static int fm10k_get_rssh(struct net_device *netdev, u32 *indir, u8 *key, 949892311f6SEyal Perry u8 *hfunc) 95082dd0f7eSAlexander Duyck { 95182dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 95282dd0f7eSAlexander Duyck int i, err; 95382dd0f7eSAlexander Duyck 954892311f6SEyal Perry if (hfunc) 955892311f6SEyal Perry *hfunc = ETH_RSS_HASH_TOP; 956892311f6SEyal Perry 95782dd0f7eSAlexander Duyck err = fm10k_get_reta(netdev, indir); 95882dd0f7eSAlexander Duyck if (err || !key) 95982dd0f7eSAlexander Duyck return err; 96082dd0f7eSAlexander Duyck 96182dd0f7eSAlexander Duyck for (i = 0; i < FM10K_RSSRK_SIZE; i++, key += 4) 96282dd0f7eSAlexander Duyck *(__le32 *)key = cpu_to_le32(interface->rssrk[i]); 96382dd0f7eSAlexander Duyck 96482dd0f7eSAlexander Duyck return 0; 96582dd0f7eSAlexander Duyck } 96682dd0f7eSAlexander Duyck 96782dd0f7eSAlexander Duyck static int fm10k_set_rssh(struct net_device *netdev, const u32 *indir, 968892311f6SEyal Perry const u8 *key, const u8 hfunc) 96982dd0f7eSAlexander Duyck { 97082dd0f7eSAlexander Duyck struct fm10k_intfc *interface = netdev_priv(netdev); 97182dd0f7eSAlexander Duyck struct fm10k_hw *hw = &interface->hw; 97282dd0f7eSAlexander Duyck int i, err; 97382dd0f7eSAlexander Duyck 974892311f6SEyal Perry /* We do not allow change in unsupported parameters */ 975892311f6SEyal Perry if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) 976892311f6SEyal Perry return -EOPNOTSUPP; 977892311f6SEyal Perry 97882dd0f7eSAlexander Duyck err = fm10k_set_reta(netdev, indir); 97982dd0f7eSAlexander Duyck if (err || !key) 98082dd0f7eSAlexander Duyck return err; 98182dd0f7eSAlexander Duyck 98282dd0f7eSAlexander Duyck for (i = 0; i < FM10K_RSSRK_SIZE; i++, key += 4) { 98382dd0f7eSAlexander Duyck u32 rssrk = le32_to_cpu(*(__le32 *)key); 98482dd0f7eSAlexander Duyck 98582dd0f7eSAlexander Duyck if (interface->rssrk[i] == rssrk) 98682dd0f7eSAlexander Duyck continue; 98782dd0f7eSAlexander Duyck 98882dd0f7eSAlexander Duyck interface->rssrk[i] = rssrk; 98982dd0f7eSAlexander Duyck fm10k_write_reg(hw, FM10K_RSSRK(0, i), rssrk); 99082dd0f7eSAlexander Duyck } 99182dd0f7eSAlexander Duyck 99282dd0f7eSAlexander Duyck return 0; 99382dd0f7eSAlexander Duyck } 99482dd0f7eSAlexander Duyck 995aa3ac822SAlexander Duyck static unsigned int fm10k_max_channels(struct net_device *dev) 996aa3ac822SAlexander Duyck { 997aa3ac822SAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 998aa3ac822SAlexander Duyck unsigned int max_combined = interface->hw.mac.max_queues; 999aa3ac822SAlexander Duyck u8 tcs = netdev_get_num_tc(dev); 1000aa3ac822SAlexander Duyck 1001aa3ac822SAlexander Duyck /* For QoS report channels per traffic class */ 1002aa3ac822SAlexander Duyck if (tcs > 1) 1003aa3ac822SAlexander Duyck max_combined = 1 << (fls(max_combined / tcs) - 1); 1004aa3ac822SAlexander Duyck 1005aa3ac822SAlexander Duyck return max_combined; 1006aa3ac822SAlexander Duyck } 1007aa3ac822SAlexander Duyck 1008aa3ac822SAlexander Duyck static void fm10k_get_channels(struct net_device *dev, 1009aa3ac822SAlexander Duyck struct ethtool_channels *ch) 1010aa3ac822SAlexander Duyck { 1011aa3ac822SAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 1012aa3ac822SAlexander Duyck struct fm10k_hw *hw = &interface->hw; 1013aa3ac822SAlexander Duyck 1014aa3ac822SAlexander Duyck /* report maximum channels */ 1015aa3ac822SAlexander Duyck ch->max_combined = fm10k_max_channels(dev); 1016aa3ac822SAlexander Duyck 1017aa3ac822SAlexander Duyck /* report info for other vector */ 1018aa3ac822SAlexander Duyck ch->max_other = NON_Q_VECTORS(hw); 1019aa3ac822SAlexander Duyck ch->other_count = ch->max_other; 1020aa3ac822SAlexander Duyck 1021aa3ac822SAlexander Duyck /* record RSS queues */ 1022aa3ac822SAlexander Duyck ch->combined_count = interface->ring_feature[RING_F_RSS].indices; 1023aa3ac822SAlexander Duyck } 1024aa3ac822SAlexander Duyck 1025aa3ac822SAlexander Duyck static int fm10k_set_channels(struct net_device *dev, 1026aa3ac822SAlexander Duyck struct ethtool_channels *ch) 1027aa3ac822SAlexander Duyck { 1028aa3ac822SAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 1029aa3ac822SAlexander Duyck unsigned int count = ch->combined_count; 1030aa3ac822SAlexander Duyck struct fm10k_hw *hw = &interface->hw; 1031aa3ac822SAlexander Duyck 1032aa3ac822SAlexander Duyck /* verify they are not requesting separate vectors */ 1033aa3ac822SAlexander Duyck if (!count || ch->rx_count || ch->tx_count) 1034aa3ac822SAlexander Duyck return -EINVAL; 1035aa3ac822SAlexander Duyck 1036aa3ac822SAlexander Duyck /* verify other_count has not changed */ 1037aa3ac822SAlexander Duyck if (ch->other_count != NON_Q_VECTORS(hw)) 1038aa3ac822SAlexander Duyck return -EINVAL; 1039aa3ac822SAlexander Duyck 1040aa3ac822SAlexander Duyck /* verify the number of channels does not exceed hardware limits */ 1041aa3ac822SAlexander Duyck if (count > fm10k_max_channels(dev)) 1042aa3ac822SAlexander Duyck return -EINVAL; 1043aa3ac822SAlexander Duyck 1044aa3ac822SAlexander Duyck interface->ring_feature[RING_F_RSS].limit = count; 1045aa3ac822SAlexander Duyck 1046aa3ac822SAlexander Duyck /* use setup TC to update any traffic class queue mapping */ 1047aa3ac822SAlexander Duyck return fm10k_setup_tc(dev, netdev_get_num_tc(dev)); 1048aa3ac822SAlexander Duyck } 1049aa3ac822SAlexander Duyck 1050a211e013SAlexander Duyck static int fm10k_get_ts_info(struct net_device *dev, 1051a211e013SAlexander Duyck struct ethtool_ts_info *info) 1052a211e013SAlexander Duyck { 1053a211e013SAlexander Duyck struct fm10k_intfc *interface = netdev_priv(dev); 1054a211e013SAlexander Duyck 1055a211e013SAlexander Duyck info->so_timestamping = 1056a211e013SAlexander Duyck SOF_TIMESTAMPING_TX_SOFTWARE | 1057a211e013SAlexander Duyck SOF_TIMESTAMPING_RX_SOFTWARE | 1058a211e013SAlexander Duyck SOF_TIMESTAMPING_SOFTWARE | 1059a211e013SAlexander Duyck SOF_TIMESTAMPING_TX_HARDWARE | 1060a211e013SAlexander Duyck SOF_TIMESTAMPING_RX_HARDWARE | 1061a211e013SAlexander Duyck SOF_TIMESTAMPING_RAW_HARDWARE; 1062a211e013SAlexander Duyck 1063a211e013SAlexander Duyck if (interface->ptp_clock) 1064a211e013SAlexander Duyck info->phc_index = ptp_clock_index(interface->ptp_clock); 1065a211e013SAlexander Duyck else 1066a211e013SAlexander Duyck info->phc_index = -1; 1067a211e013SAlexander Duyck 1068a211e013SAlexander Duyck info->tx_types = (1 << HWTSTAMP_TX_OFF) | 1069a211e013SAlexander Duyck (1 << HWTSTAMP_TX_ON); 1070a211e013SAlexander Duyck 1071a211e013SAlexander Duyck info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) | 1072a211e013SAlexander Duyck (1 << HWTSTAMP_FILTER_ALL); 1073a211e013SAlexander Duyck 1074a211e013SAlexander Duyck return 0; 1075a211e013SAlexander Duyck } 1076a211e013SAlexander Duyck 107782dd0f7eSAlexander Duyck static const struct ethtool_ops fm10k_ethtool_ops = { 107882dd0f7eSAlexander Duyck .get_strings = fm10k_get_strings, 107982dd0f7eSAlexander Duyck .get_sset_count = fm10k_get_sset_count, 108082dd0f7eSAlexander Duyck .get_ethtool_stats = fm10k_get_ethtool_stats, 108182dd0f7eSAlexander Duyck .get_drvinfo = fm10k_get_drvinfo, 108282dd0f7eSAlexander Duyck .get_link = ethtool_op_get_link, 108382dd0f7eSAlexander Duyck .get_pauseparam = fm10k_get_pauseparam, 108482dd0f7eSAlexander Duyck .set_pauseparam = fm10k_set_pauseparam, 108582dd0f7eSAlexander Duyck .get_msglevel = fm10k_get_msglevel, 108682dd0f7eSAlexander Duyck .set_msglevel = fm10k_set_msglevel, 108782dd0f7eSAlexander Duyck .get_ringparam = fm10k_get_ringparam, 108882dd0f7eSAlexander Duyck .set_ringparam = fm10k_set_ringparam, 108982dd0f7eSAlexander Duyck .get_coalesce = fm10k_get_coalesce, 109082dd0f7eSAlexander Duyck .set_coalesce = fm10k_set_coalesce, 109182dd0f7eSAlexander Duyck .get_rxnfc = fm10k_get_rxnfc, 109282dd0f7eSAlexander Duyck .set_rxnfc = fm10k_set_rxnfc, 109382dd0f7eSAlexander Duyck .get_regs = fm10k_get_regs, 109482dd0f7eSAlexander Duyck .get_regs_len = fm10k_get_regs_len, 10955cb8db4aSAlexander Duyck .self_test = fm10k_self_test, 109682dd0f7eSAlexander Duyck .get_rxfh_indir_size = fm10k_get_reta_size, 109782dd0f7eSAlexander Duyck .get_rxfh_key_size = fm10k_get_rssrk_size, 109882dd0f7eSAlexander Duyck .get_rxfh = fm10k_get_rssh, 109982dd0f7eSAlexander Duyck .set_rxfh = fm10k_set_rssh, 1100aa3ac822SAlexander Duyck .get_channels = fm10k_get_channels, 1101aa3ac822SAlexander Duyck .set_channels = fm10k_set_channels, 1102a211e013SAlexander Duyck .get_ts_info = fm10k_get_ts_info, 110382dd0f7eSAlexander Duyck }; 110482dd0f7eSAlexander Duyck 110582dd0f7eSAlexander Duyck void fm10k_set_ethtool_ops(struct net_device *dev) 110682dd0f7eSAlexander Duyck { 110782dd0f7eSAlexander Duyck dev->ethtool_ops = &fm10k_ethtool_ops; 110882dd0f7eSAlexander Duyck } 1109