1fcea6f3dSAnirudh Venkataramanan // SPDX-License-Identifier: GPL-2.0 2fcea6f3dSAnirudh Venkataramanan /* Copyright (c) 2018, Intel Corporation. */ 3fcea6f3dSAnirudh Venkataramanan 4fcea6f3dSAnirudh Venkataramanan /* ethtool support for ice */ 5fcea6f3dSAnirudh Venkataramanan 6fcea6f3dSAnirudh Venkataramanan #include "ice.h" 76876fb64SMd Fahad Iqbal Polash #include "ice_flow.h" 81b8f15b6SMichal Swiatkowski #include "ice_fltr.h" 93a257a14SAnirudh Venkataramanan #include "ice_lib.h" 103a257a14SAnirudh Venkataramanan #include "ice_dcb_lib.h" 110d4907f6SDave Ertman #include <net/dcbnl.h> 12fcea6f3dSAnirudh Venkataramanan 13fcea6f3dSAnirudh Venkataramanan struct ice_stats { 14fcea6f3dSAnirudh Venkataramanan char stat_string[ETH_GSTRING_LEN]; 15fcea6f3dSAnirudh Venkataramanan int sizeof_stat; 16fcea6f3dSAnirudh Venkataramanan int stat_offset; 17fcea6f3dSAnirudh Venkataramanan }; 18fcea6f3dSAnirudh Venkataramanan 19fcea6f3dSAnirudh Venkataramanan #define ICE_STAT(_type, _name, _stat) { \ 20fcea6f3dSAnirudh Venkataramanan .stat_string = _name, \ 21c593642cSPankaj Bharadiya .sizeof_stat = sizeof_field(_type, _stat), \ 22fcea6f3dSAnirudh Venkataramanan .stat_offset = offsetof(_type, _stat) \ 23fcea6f3dSAnirudh Venkataramanan } 24fcea6f3dSAnirudh Venkataramanan 25fcea6f3dSAnirudh Venkataramanan #define ICE_VSI_STAT(_name, _stat) \ 26fcea6f3dSAnirudh Venkataramanan ICE_STAT(struct ice_vsi, _name, _stat) 27fcea6f3dSAnirudh Venkataramanan #define ICE_PF_STAT(_name, _stat) \ 28fcea6f3dSAnirudh Venkataramanan ICE_STAT(struct ice_pf, _name, _stat) 29fcea6f3dSAnirudh Venkataramanan 30fcea6f3dSAnirudh Venkataramanan static int ice_q_stats_len(struct net_device *netdev) 31fcea6f3dSAnirudh Venkataramanan { 32fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 33fcea6f3dSAnirudh Venkataramanan 34f8ba7db8SJacob Keller return ((np->vsi->alloc_txq + np->vsi->alloc_rxq) * 35fcea6f3dSAnirudh Venkataramanan (sizeof(struct ice_q_stats) / sizeof(u64))); 36fcea6f3dSAnirudh Venkataramanan } 37fcea6f3dSAnirudh Venkataramanan 38fcea6f3dSAnirudh Venkataramanan #define ICE_PF_STATS_LEN ARRAY_SIZE(ice_gstrings_pf_stats) 39fcea6f3dSAnirudh Venkataramanan #define ICE_VSI_STATS_LEN ARRAY_SIZE(ice_gstrings_vsi_stats) 40fcea6f3dSAnirudh Venkataramanan 414b0fdcebSAnirudh Venkataramanan #define ICE_PFC_STATS_LEN ( \ 42c593642cSPankaj Bharadiya (sizeof_field(struct ice_pf, stats.priority_xoff_rx) + \ 43c593642cSPankaj Bharadiya sizeof_field(struct ice_pf, stats.priority_xon_rx) + \ 44c593642cSPankaj Bharadiya sizeof_field(struct ice_pf, stats.priority_xoff_tx) + \ 45c593642cSPankaj Bharadiya sizeof_field(struct ice_pf, stats.priority_xon_tx)) \ 464b0fdcebSAnirudh Venkataramanan / sizeof(u64)) 474b0fdcebSAnirudh Venkataramanan #define ICE_ALL_STATS_LEN(n) (ICE_PF_STATS_LEN + ICE_PFC_STATS_LEN + \ 484b0fdcebSAnirudh Venkataramanan ICE_VSI_STATS_LEN + ice_q_stats_len(n)) 49fcea6f3dSAnirudh Venkataramanan 50fcea6f3dSAnirudh Venkataramanan static const struct ice_stats ice_gstrings_vsi_stats[] = { 51fcea6f3dSAnirudh Venkataramanan ICE_VSI_STAT("rx_unicast", eth_stats.rx_unicast), 5255e062baSRichard Rodriguez ICE_VSI_STAT("tx_unicast", eth_stats.tx_unicast), 53fcea6f3dSAnirudh Venkataramanan ICE_VSI_STAT("rx_multicast", eth_stats.rx_multicast), 5455e062baSRichard Rodriguez ICE_VSI_STAT("tx_multicast", eth_stats.tx_multicast), 55fcea6f3dSAnirudh Venkataramanan ICE_VSI_STAT("rx_broadcast", eth_stats.rx_broadcast), 5655e062baSRichard Rodriguez ICE_VSI_STAT("tx_broadcast", eth_stats.tx_broadcast), 57fcea6f3dSAnirudh Venkataramanan ICE_VSI_STAT("rx_bytes", eth_stats.rx_bytes), 5855e062baSRichard Rodriguez ICE_VSI_STAT("tx_bytes", eth_stats.tx_bytes), 5955e062baSRichard Rodriguez ICE_VSI_STAT("rx_dropped", eth_stats.rx_discards), 60fcea6f3dSAnirudh Venkataramanan ICE_VSI_STAT("rx_unknown_protocol", eth_stats.rx_unknown_protocol), 61fcea6f3dSAnirudh Venkataramanan ICE_VSI_STAT("rx_alloc_fail", rx_buf_failed), 62fcea6f3dSAnirudh Venkataramanan ICE_VSI_STAT("rx_pg_alloc_fail", rx_page_failed), 6355e062baSRichard Rodriguez ICE_VSI_STAT("tx_errors", eth_stats.tx_errors), 6455e062baSRichard Rodriguez ICE_VSI_STAT("tx_linearize", tx_linearize), 65a8fffd7aSJesse Brandeburg ICE_VSI_STAT("tx_busy", tx_busy), 66a8fffd7aSJesse Brandeburg ICE_VSI_STAT("tx_restart", tx_restart), 67fcea6f3dSAnirudh Venkataramanan }; 68fcea6f3dSAnirudh Venkataramanan 690e674aebSAnirudh Venkataramanan enum ice_ethtool_test_id { 700e674aebSAnirudh Venkataramanan ICE_ETH_TEST_REG = 0, 710e674aebSAnirudh Venkataramanan ICE_ETH_TEST_EEPROM, 720e674aebSAnirudh Venkataramanan ICE_ETH_TEST_INTR, 730e674aebSAnirudh Venkataramanan ICE_ETH_TEST_LOOP, 740e674aebSAnirudh Venkataramanan ICE_ETH_TEST_LINK, 750e674aebSAnirudh Venkataramanan }; 760e674aebSAnirudh Venkataramanan 770e674aebSAnirudh Venkataramanan static const char ice_gstrings_test[][ETH_GSTRING_LEN] = { 780e674aebSAnirudh Venkataramanan "Register test (offline)", 790e674aebSAnirudh Venkataramanan "EEPROM test (offline)", 800e674aebSAnirudh Venkataramanan "Interrupt test (offline)", 810e674aebSAnirudh Venkataramanan "Loopback test (offline)", 820e674aebSAnirudh Venkataramanan "Link test (on/offline)", 830e674aebSAnirudh Venkataramanan }; 840e674aebSAnirudh Venkataramanan 850e674aebSAnirudh Venkataramanan #define ICE_TEST_LEN (sizeof(ice_gstrings_test) / ETH_GSTRING_LEN) 860e674aebSAnirudh Venkataramanan 87fcea6f3dSAnirudh Venkataramanan /* These PF_STATs might look like duplicates of some NETDEV_STATs, 88fcea6f3dSAnirudh Venkataramanan * but they aren't. This device is capable of supporting multiple 89fcea6f3dSAnirudh Venkataramanan * VSIs/netdevs on a single PF. The NETDEV_STATs are for individual 90fcea6f3dSAnirudh Venkataramanan * netdevs whereas the PF_STATs are for the physical function that's 91fcea6f3dSAnirudh Venkataramanan * hosting these netdevs. 92fcea6f3dSAnirudh Venkataramanan * 93fcea6f3dSAnirudh Venkataramanan * The PF_STATs are appended to the netdev stats only when ethtool -S 94fcea6f3dSAnirudh Venkataramanan * is queried on the base PF netdev. 95fcea6f3dSAnirudh Venkataramanan */ 9655aa141eSBruce Allan static const struct ice_stats ice_gstrings_pf_stats[] = { 9755e062baSRichard Rodriguez ICE_PF_STAT("rx_bytes.nic", stats.eth.rx_bytes), 9855e062baSRichard Rodriguez ICE_PF_STAT("tx_bytes.nic", stats.eth.tx_bytes), 9955e062baSRichard Rodriguez ICE_PF_STAT("rx_unicast.nic", stats.eth.rx_unicast), 10055e062baSRichard Rodriguez ICE_PF_STAT("tx_unicast.nic", stats.eth.tx_unicast), 10155e062baSRichard Rodriguez ICE_PF_STAT("rx_multicast.nic", stats.eth.rx_multicast), 10255e062baSRichard Rodriguez ICE_PF_STAT("tx_multicast.nic", stats.eth.tx_multicast), 10355e062baSRichard Rodriguez ICE_PF_STAT("rx_broadcast.nic", stats.eth.rx_broadcast), 10455e062baSRichard Rodriguez ICE_PF_STAT("tx_broadcast.nic", stats.eth.tx_broadcast), 10555e062baSRichard Rodriguez ICE_PF_STAT("tx_errors.nic", stats.eth.tx_errors), 106a8fffd7aSJesse Brandeburg ICE_PF_STAT("tx_timeout.nic", tx_timeout_count), 10755e062baSRichard Rodriguez ICE_PF_STAT("rx_size_64.nic", stats.rx_size_64), 10855e062baSRichard Rodriguez ICE_PF_STAT("tx_size_64.nic", stats.tx_size_64), 10955e062baSRichard Rodriguez ICE_PF_STAT("rx_size_127.nic", stats.rx_size_127), 11055e062baSRichard Rodriguez ICE_PF_STAT("tx_size_127.nic", stats.tx_size_127), 11155e062baSRichard Rodriguez ICE_PF_STAT("rx_size_255.nic", stats.rx_size_255), 11255e062baSRichard Rodriguez ICE_PF_STAT("tx_size_255.nic", stats.tx_size_255), 11355e062baSRichard Rodriguez ICE_PF_STAT("rx_size_511.nic", stats.rx_size_511), 11455e062baSRichard Rodriguez ICE_PF_STAT("tx_size_511.nic", stats.tx_size_511), 11555e062baSRichard Rodriguez ICE_PF_STAT("rx_size_1023.nic", stats.rx_size_1023), 11655e062baSRichard Rodriguez ICE_PF_STAT("tx_size_1023.nic", stats.tx_size_1023), 11755e062baSRichard Rodriguez ICE_PF_STAT("rx_size_1522.nic", stats.rx_size_1522), 11855e062baSRichard Rodriguez ICE_PF_STAT("tx_size_1522.nic", stats.tx_size_1522), 11955e062baSRichard Rodriguez ICE_PF_STAT("rx_size_big.nic", stats.rx_size_big), 12055e062baSRichard Rodriguez ICE_PF_STAT("tx_size_big.nic", stats.tx_size_big), 12155e062baSRichard Rodriguez ICE_PF_STAT("link_xon_rx.nic", stats.link_xon_rx), 12255e062baSRichard Rodriguez ICE_PF_STAT("link_xon_tx.nic", stats.link_xon_tx), 12355e062baSRichard Rodriguez ICE_PF_STAT("link_xoff_rx.nic", stats.link_xoff_rx), 12455e062baSRichard Rodriguez ICE_PF_STAT("link_xoff_tx.nic", stats.link_xoff_tx), 12555e062baSRichard Rodriguez ICE_PF_STAT("tx_dropped_link_down.nic", stats.tx_dropped_link_down), 12655e062baSRichard Rodriguez ICE_PF_STAT("rx_undersize.nic", stats.rx_undersize), 12755e062baSRichard Rodriguez ICE_PF_STAT("rx_fragments.nic", stats.rx_fragments), 12855e062baSRichard Rodriguez ICE_PF_STAT("rx_oversize.nic", stats.rx_oversize), 12955e062baSRichard Rodriguez ICE_PF_STAT("rx_jabber.nic", stats.rx_jabber), 13055e062baSRichard Rodriguez ICE_PF_STAT("rx_csum_bad.nic", hw_csum_rx_error), 13155e062baSRichard Rodriguez ICE_PF_STAT("rx_length_errors.nic", stats.rx_len_errors), 13255e062baSRichard Rodriguez ICE_PF_STAT("rx_dropped.nic", stats.eth.rx_discards), 13355e062baSRichard Rodriguez ICE_PF_STAT("rx_crc_errors.nic", stats.crc_errors), 13455e062baSRichard Rodriguez ICE_PF_STAT("illegal_bytes.nic", stats.illegal_bytes), 13555e062baSRichard Rodriguez ICE_PF_STAT("mac_local_faults.nic", stats.mac_local_faults), 13655e062baSRichard Rodriguez ICE_PF_STAT("mac_remote_faults.nic", stats.mac_remote_faults), 1374ab95646SHenry Tieman ICE_PF_STAT("fdir_sb_match.nic", stats.fd_sb_match), 1384ab95646SHenry Tieman ICE_PF_STAT("fdir_sb_status.nic", stats.fd_sb_status), 139fcea6f3dSAnirudh Venkataramanan }; 140fcea6f3dSAnirudh Venkataramanan 14155aa141eSBruce Allan static const u32 ice_regs_dump_list[] = { 142fcea6f3dSAnirudh Venkataramanan PFGEN_STATE, 143fcea6f3dSAnirudh Venkataramanan PRTGEN_STATUS, 144fcea6f3dSAnirudh Venkataramanan QRX_CTRL(0), 145fcea6f3dSAnirudh Venkataramanan QINT_TQCTL(0), 146fcea6f3dSAnirudh Venkataramanan QINT_RQCTL(0), 147fcea6f3dSAnirudh Venkataramanan PFINT_OICR_ENA, 148fcea6f3dSAnirudh Venkataramanan QRX_ITR(0), 149fcea6f3dSAnirudh Venkataramanan }; 150fcea6f3dSAnirudh Venkataramanan 151ab4ab73fSBruce Allan struct ice_priv_flag { 152ab4ab73fSBruce Allan char name[ETH_GSTRING_LEN]; 153ab4ab73fSBruce Allan u32 bitno; /* bit position in pf->flags */ 154ab4ab73fSBruce Allan }; 155ab4ab73fSBruce Allan 156ab4ab73fSBruce Allan #define ICE_PRIV_FLAG(_name, _bitno) { \ 157ab4ab73fSBruce Allan .name = _name, \ 158ab4ab73fSBruce Allan .bitno = _bitno, \ 159ab4ab73fSBruce Allan } 160ab4ab73fSBruce Allan 161ab4ab73fSBruce Allan static const struct ice_priv_flag ice_gstrings_priv_flags[] = { 162ab4ab73fSBruce Allan ICE_PRIV_FLAG("link-down-on-close", ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA), 16384a118abSDave Ertman ICE_PRIV_FLAG("fw-lldp-agent", ICE_FLAG_FW_LLDP_AGENT), 16401b5e89aSBrett Creeley ICE_PRIV_FLAG("vf-true-promisc-support", 16501b5e89aSBrett Creeley ICE_FLAG_VF_TRUE_PROMISC_ENA), 1669d5c5a52SPaul Greenwalt ICE_PRIV_FLAG("mdd-auto-reset-vf", ICE_FLAG_MDD_AUTO_RESET_VF), 1677237f5b0SMaciej Fijalkowski ICE_PRIV_FLAG("legacy-rx", ICE_FLAG_LEGACY_RX), 168ab4ab73fSBruce Allan }; 169ab4ab73fSBruce Allan 170ab4ab73fSBruce Allan #define ICE_PRIV_FLAG_ARRAY_SIZE ARRAY_SIZE(ice_gstrings_priv_flags) 171ab4ab73fSBruce Allan 172fcea6f3dSAnirudh Venkataramanan static void 1737aae80ceSWojciech Drewek __ice_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo, 1747aae80ceSWojciech Drewek struct ice_vsi *vsi) 175fcea6f3dSAnirudh Venkataramanan { 176fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = vsi->back; 177fbf1e1f6SBruce Allan struct ice_hw *hw = &pf->hw; 178d4e87444SJacob Keller struct ice_orom_info *orom; 179d4e87444SJacob Keller struct ice_nvm_info *nvm; 180d4e87444SJacob Keller 1819af368faSJacob Keller nvm = &hw->flash.nvm; 1829af368faSJacob Keller orom = &hw->flash.orom; 183fcea6f3dSAnirudh Venkataramanan 184c88ba3fbSBruce Allan strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver)); 185fbf1e1f6SBruce Allan 186fbf1e1f6SBruce Allan /* Display NVM version (from which the firmware version can be 187fbf1e1f6SBruce Allan * determined) which contains more pertinent information. 188fbf1e1f6SBruce Allan */ 189fbf1e1f6SBruce Allan snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 1909af368faSJacob Keller "%x.%02x 0x%x %d.%d.%d", nvm->major, nvm->minor, 191d4e87444SJacob Keller nvm->eetrack, orom->major, orom->build, orom->patch); 192fbf1e1f6SBruce Allan 193c88ba3fbSBruce Allan strscpy(drvinfo->bus_info, pci_name(pf->pdev), 194fcea6f3dSAnirudh Venkataramanan sizeof(drvinfo->bus_info)); 195fcea6f3dSAnirudh Venkataramanan } 196fcea6f3dSAnirudh Venkataramanan 1977aae80ceSWojciech Drewek static void 1987aae80ceSWojciech Drewek ice_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) 1997aae80ceSWojciech Drewek { 2007aae80ceSWojciech Drewek struct ice_netdev_priv *np = netdev_priv(netdev); 2017aae80ceSWojciech Drewek 2027aae80ceSWojciech Drewek __ice_get_drvinfo(netdev, drvinfo, np->vsi); 2037aae80ceSWojciech Drewek 204*3f13f570SWojciech Drewek drvinfo->n_priv_flags = ICE_PRIV_FLAG_ARRAY_SIZE; 2057aae80ceSWojciech Drewek } 2067aae80ceSWojciech Drewek 207fcea6f3dSAnirudh Venkataramanan static int ice_get_regs_len(struct net_device __always_unused *netdev) 208fcea6f3dSAnirudh Venkataramanan { 209cba5957dSAnirudh Venkataramanan return sizeof(ice_regs_dump_list); 210fcea6f3dSAnirudh Venkataramanan } 211fcea6f3dSAnirudh Venkataramanan 212fcea6f3dSAnirudh Venkataramanan static void 213fcea6f3dSAnirudh Venkataramanan ice_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) 214fcea6f3dSAnirudh Venkataramanan { 215fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 216fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = np->vsi->back; 217fcea6f3dSAnirudh Venkataramanan struct ice_hw *hw = &pf->hw; 218fcea6f3dSAnirudh Venkataramanan u32 *regs_buf = (u32 *)p; 219c1e08830SJesse Brandeburg unsigned int i; 220fcea6f3dSAnirudh Venkataramanan 221fcea6f3dSAnirudh Venkataramanan regs->version = 1; 222fcea6f3dSAnirudh Venkataramanan 223cba5957dSAnirudh Venkataramanan for (i = 0; i < ARRAY_SIZE(ice_regs_dump_list); ++i) 224fcea6f3dSAnirudh Venkataramanan regs_buf[i] = rd32(hw, ice_regs_dump_list[i]); 225fcea6f3dSAnirudh Venkataramanan } 226fcea6f3dSAnirudh Venkataramanan 227fcea6f3dSAnirudh Venkataramanan static u32 ice_get_msglevel(struct net_device *netdev) 228fcea6f3dSAnirudh Venkataramanan { 229fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 230fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = np->vsi->back; 231fcea6f3dSAnirudh Venkataramanan 232fcea6f3dSAnirudh Venkataramanan #ifndef CONFIG_DYNAMIC_DEBUG 233fcea6f3dSAnirudh Venkataramanan if (pf->hw.debug_mask) 234fcea6f3dSAnirudh Venkataramanan netdev_info(netdev, "hw debug_mask: 0x%llX\n", 235fcea6f3dSAnirudh Venkataramanan pf->hw.debug_mask); 236fcea6f3dSAnirudh Venkataramanan #endif /* !CONFIG_DYNAMIC_DEBUG */ 237fcea6f3dSAnirudh Venkataramanan 238fcea6f3dSAnirudh Venkataramanan return pf->msg_enable; 239fcea6f3dSAnirudh Venkataramanan } 240fcea6f3dSAnirudh Venkataramanan 241fcea6f3dSAnirudh Venkataramanan static void ice_set_msglevel(struct net_device *netdev, u32 data) 242fcea6f3dSAnirudh Venkataramanan { 243fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 244fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = np->vsi->back; 245fcea6f3dSAnirudh Venkataramanan 246fcea6f3dSAnirudh Venkataramanan #ifndef CONFIG_DYNAMIC_DEBUG 247fcea6f3dSAnirudh Venkataramanan if (ICE_DBG_USER & data) 248fcea6f3dSAnirudh Venkataramanan pf->hw.debug_mask = data; 249fcea6f3dSAnirudh Venkataramanan else 250fcea6f3dSAnirudh Venkataramanan pf->msg_enable = data; 251fcea6f3dSAnirudh Venkataramanan #else 252fcea6f3dSAnirudh Venkataramanan pf->msg_enable = data; 253fcea6f3dSAnirudh Venkataramanan #endif /* !CONFIG_DYNAMIC_DEBUG */ 254fcea6f3dSAnirudh Venkataramanan } 255fcea6f3dSAnirudh Venkataramanan 2564c98ab55SBruce Allan static int ice_get_eeprom_len(struct net_device *netdev) 2574c98ab55SBruce Allan { 2584c98ab55SBruce Allan struct ice_netdev_priv *np = netdev_priv(netdev); 2594c98ab55SBruce Allan struct ice_pf *pf = np->vsi->back; 2604c98ab55SBruce Allan 2619af368faSJacob Keller return (int)pf->hw.flash.flash_size; 2624c98ab55SBruce Allan } 2634c98ab55SBruce Allan 2644c98ab55SBruce Allan static int 2654c98ab55SBruce Allan ice_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, 2664c98ab55SBruce Allan u8 *bytes) 2674c98ab55SBruce Allan { 2684c98ab55SBruce Allan struct ice_netdev_priv *np = netdev_priv(netdev); 2694c98ab55SBruce Allan struct ice_vsi *vsi = np->vsi; 2704c98ab55SBruce Allan struct ice_pf *pf = vsi->back; 2714c98ab55SBruce Allan struct ice_hw *hw = &pf->hw; 2724c98ab55SBruce Allan enum ice_status status; 2734c98ab55SBruce Allan struct device *dev; 2744c98ab55SBruce Allan int ret = 0; 27584a24798SJesse Brandeburg u8 *buf; 2764c98ab55SBruce Allan 2774015d11eSBrett Creeley dev = ice_pf_to_dev(pf); 2784c98ab55SBruce Allan 2794c98ab55SBruce Allan eeprom->magic = hw->vendor_id | (hw->device_id << 16); 28084a24798SJesse Brandeburg netdev_dbg(netdev, "GEEPROM cmd 0x%08x, offset 0x%08x, len 0x%08x\n", 28184a24798SJesse Brandeburg eeprom->cmd, eeprom->offset, eeprom->len); 2824c98ab55SBruce Allan 28384a24798SJesse Brandeburg buf = kzalloc(eeprom->len, GFP_KERNEL); 2844c98ab55SBruce Allan if (!buf) 2854c98ab55SBruce Allan return -ENOMEM; 2864c98ab55SBruce Allan 28784a24798SJesse Brandeburg status = ice_acquire_nvm(hw, ICE_RES_READ); 2884c98ab55SBruce Allan if (status) { 2890fee3577SLihong Yang dev_err(dev, "ice_acquire_nvm failed, err %s aq_err %s\n", 2900fee3577SLihong Yang ice_stat_str(status), 2910fee3577SLihong Yang ice_aq_str(hw->adminq.sq_last_status)); 2924c98ab55SBruce Allan ret = -EIO; 2934c98ab55SBruce Allan goto out; 2944c98ab55SBruce Allan } 2954c98ab55SBruce Allan 29684a24798SJesse Brandeburg status = ice_read_flat_nvm(hw, eeprom->offset, &eeprom->len, buf, 29784a24798SJesse Brandeburg false); 29884a24798SJesse Brandeburg if (status) { 2990fee3577SLihong Yang dev_err(dev, "ice_read_flat_nvm failed, err %s aq_err %s\n", 3000fee3577SLihong Yang ice_stat_str(status), 3010fee3577SLihong Yang ice_aq_str(hw->adminq.sq_last_status)); 30284a24798SJesse Brandeburg ret = -EIO; 30384a24798SJesse Brandeburg goto release; 30484a24798SJesse Brandeburg } 30584a24798SJesse Brandeburg 30684a24798SJesse Brandeburg memcpy(bytes, buf, eeprom->len); 30784a24798SJesse Brandeburg release: 30884a24798SJesse Brandeburg ice_release_nvm(hw); 3094c98ab55SBruce Allan out: 31084a24798SJesse Brandeburg kfree(buf); 3114c98ab55SBruce Allan return ret; 3124c98ab55SBruce Allan } 3134c98ab55SBruce Allan 3140e674aebSAnirudh Venkataramanan /** 3150e674aebSAnirudh Venkataramanan * ice_active_vfs - check if there are any active VFs 3160e674aebSAnirudh Venkataramanan * @pf: board private structure 3170e674aebSAnirudh Venkataramanan * 3180e674aebSAnirudh Venkataramanan * Returns true if an active VF is found, otherwise returns false 3190e674aebSAnirudh Venkataramanan */ 3200e674aebSAnirudh Venkataramanan static bool ice_active_vfs(struct ice_pf *pf) 3210e674aebSAnirudh Venkataramanan { 322c1e08830SJesse Brandeburg unsigned int i; 3230e674aebSAnirudh Venkataramanan 324005881bcSBrett Creeley ice_for_each_vf(pf, i) { 325005881bcSBrett Creeley struct ice_vf *vf = &pf->vf[i]; 326005881bcSBrett Creeley 3270e674aebSAnirudh Venkataramanan if (test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) 3280e674aebSAnirudh Venkataramanan return true; 329005881bcSBrett Creeley } 330005881bcSBrett Creeley 3310e674aebSAnirudh Venkataramanan return false; 3320e674aebSAnirudh Venkataramanan } 3330e674aebSAnirudh Venkataramanan 3340e674aebSAnirudh Venkataramanan /** 3350e674aebSAnirudh Venkataramanan * ice_link_test - perform a link test on a given net_device 3360e674aebSAnirudh Venkataramanan * @netdev: network interface device structure 3370e674aebSAnirudh Venkataramanan * 3380e674aebSAnirudh Venkataramanan * This function performs one of the self-tests required by ethtool. 3390e674aebSAnirudh Venkataramanan * Returns 0 on success, non-zero on failure. 3400e674aebSAnirudh Venkataramanan */ 3410e674aebSAnirudh Venkataramanan static u64 ice_link_test(struct net_device *netdev) 3420e674aebSAnirudh Venkataramanan { 3430e674aebSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 3440e674aebSAnirudh Venkataramanan enum ice_status status; 3450e674aebSAnirudh Venkataramanan bool link_up = false; 3460e674aebSAnirudh Venkataramanan 3470e674aebSAnirudh Venkataramanan netdev_info(netdev, "link test\n"); 3480e674aebSAnirudh Venkataramanan status = ice_get_link_status(np->vsi->port_info, &link_up); 3490e674aebSAnirudh Venkataramanan if (status) { 3500fee3577SLihong Yang netdev_err(netdev, "link query error, status = %s\n", 3510fee3577SLihong Yang ice_stat_str(status)); 3520e674aebSAnirudh Venkataramanan return 1; 3530e674aebSAnirudh Venkataramanan } 3540e674aebSAnirudh Venkataramanan 3550e674aebSAnirudh Venkataramanan if (!link_up) 3560e674aebSAnirudh Venkataramanan return 2; 3570e674aebSAnirudh Venkataramanan 3580e674aebSAnirudh Venkataramanan return 0; 3590e674aebSAnirudh Venkataramanan } 3600e674aebSAnirudh Venkataramanan 3610e674aebSAnirudh Venkataramanan /** 3620e674aebSAnirudh Venkataramanan * ice_eeprom_test - perform an EEPROM test on a given net_device 3630e674aebSAnirudh Venkataramanan * @netdev: network interface device structure 3640e674aebSAnirudh Venkataramanan * 3650e674aebSAnirudh Venkataramanan * This function performs one of the self-tests required by ethtool. 3660e674aebSAnirudh Venkataramanan * Returns 0 on success, non-zero on failure. 3670e674aebSAnirudh Venkataramanan */ 3680e674aebSAnirudh Venkataramanan static u64 ice_eeprom_test(struct net_device *netdev) 3690e674aebSAnirudh Venkataramanan { 3700e674aebSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 3710e674aebSAnirudh Venkataramanan struct ice_pf *pf = np->vsi->back; 3720e674aebSAnirudh Venkataramanan 3730e674aebSAnirudh Venkataramanan netdev_info(netdev, "EEPROM test\n"); 3740e674aebSAnirudh Venkataramanan return !!(ice_nvm_validate_checksum(&pf->hw)); 3750e674aebSAnirudh Venkataramanan } 3760e674aebSAnirudh Venkataramanan 3770e674aebSAnirudh Venkataramanan /** 3780e674aebSAnirudh Venkataramanan * ice_reg_pattern_test 3790e674aebSAnirudh Venkataramanan * @hw: pointer to the HW struct 3800e674aebSAnirudh Venkataramanan * @reg: reg to be tested 3810e674aebSAnirudh Venkataramanan * @mask: bits to be touched 3820e674aebSAnirudh Venkataramanan */ 3830e674aebSAnirudh Venkataramanan static int ice_reg_pattern_test(struct ice_hw *hw, u32 reg, u32 mask) 3840e674aebSAnirudh Venkataramanan { 3850e674aebSAnirudh Venkataramanan struct ice_pf *pf = (struct ice_pf *)hw->back; 3864015d11eSBrett Creeley struct device *dev = ice_pf_to_dev(pf); 3870e674aebSAnirudh Venkataramanan static const u32 patterns[] = { 3880e674aebSAnirudh Venkataramanan 0x5A5A5A5A, 0xA5A5A5A5, 3890e674aebSAnirudh Venkataramanan 0x00000000, 0xFFFFFFFF 3900e674aebSAnirudh Venkataramanan }; 3910e674aebSAnirudh Venkataramanan u32 val, orig_val; 392c1e08830SJesse Brandeburg unsigned int i; 3930e674aebSAnirudh Venkataramanan 3940e674aebSAnirudh Venkataramanan orig_val = rd32(hw, reg); 3950e674aebSAnirudh Venkataramanan for (i = 0; i < ARRAY_SIZE(patterns); ++i) { 3960e674aebSAnirudh Venkataramanan u32 pattern = patterns[i] & mask; 3970e674aebSAnirudh Venkataramanan 3980e674aebSAnirudh Venkataramanan wr32(hw, reg, pattern); 3990e674aebSAnirudh Venkataramanan val = rd32(hw, reg); 4000e674aebSAnirudh Venkataramanan if (val == pattern) 4010e674aebSAnirudh Venkataramanan continue; 40219cce2c6SAnirudh Venkataramanan dev_err(dev, "%s: reg pattern test failed - reg 0x%08x pat 0x%08x val 0x%08x\n" 4030e674aebSAnirudh Venkataramanan , __func__, reg, pattern, val); 4040e674aebSAnirudh Venkataramanan return 1; 4050e674aebSAnirudh Venkataramanan } 4060e674aebSAnirudh Venkataramanan 4070e674aebSAnirudh Venkataramanan wr32(hw, reg, orig_val); 4080e674aebSAnirudh Venkataramanan val = rd32(hw, reg); 4090e674aebSAnirudh Venkataramanan if (val != orig_val) { 41019cce2c6SAnirudh Venkataramanan dev_err(dev, "%s: reg restore test failed - reg 0x%08x orig 0x%08x val 0x%08x\n" 4110e674aebSAnirudh Venkataramanan , __func__, reg, orig_val, val); 4120e674aebSAnirudh Venkataramanan return 1; 4130e674aebSAnirudh Venkataramanan } 4140e674aebSAnirudh Venkataramanan 4150e674aebSAnirudh Venkataramanan return 0; 4160e674aebSAnirudh Venkataramanan } 4170e674aebSAnirudh Venkataramanan 4180e674aebSAnirudh Venkataramanan /** 4190e674aebSAnirudh Venkataramanan * ice_reg_test - perform a register test on a given net_device 4200e674aebSAnirudh Venkataramanan * @netdev: network interface device structure 4210e674aebSAnirudh Venkataramanan * 4220e674aebSAnirudh Venkataramanan * This function performs one of the self-tests required by ethtool. 4230e674aebSAnirudh Venkataramanan * Returns 0 on success, non-zero on failure. 4240e674aebSAnirudh Venkataramanan */ 4250e674aebSAnirudh Venkataramanan static u64 ice_reg_test(struct net_device *netdev) 4260e674aebSAnirudh Venkataramanan { 4270e674aebSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 4280e674aebSAnirudh Venkataramanan struct ice_hw *hw = np->vsi->port_info->hw; 4290e674aebSAnirudh Venkataramanan u32 int_elements = hw->func_caps.common_cap.num_msix_vectors ? 4300e674aebSAnirudh Venkataramanan hw->func_caps.common_cap.num_msix_vectors - 1 : 1; 4310e674aebSAnirudh Venkataramanan struct ice_diag_reg_test_info { 4320e674aebSAnirudh Venkataramanan u32 address; 4330e674aebSAnirudh Venkataramanan u32 mask; 4340e674aebSAnirudh Venkataramanan u32 elem_num; 4350e674aebSAnirudh Venkataramanan u32 elem_size; 4360e674aebSAnirudh Venkataramanan } ice_reg_list[] = { 4370e674aebSAnirudh Venkataramanan {GLINT_ITR(0, 0), 0x00000fff, int_elements, 4380e674aebSAnirudh Venkataramanan GLINT_ITR(0, 1) - GLINT_ITR(0, 0)}, 4390e674aebSAnirudh Venkataramanan {GLINT_ITR(1, 0), 0x00000fff, int_elements, 4400e674aebSAnirudh Venkataramanan GLINT_ITR(1, 1) - GLINT_ITR(1, 0)}, 4410e674aebSAnirudh Venkataramanan {GLINT_ITR(0, 0), 0x00000fff, int_elements, 4420e674aebSAnirudh Venkataramanan GLINT_ITR(2, 1) - GLINT_ITR(2, 0)}, 4430e674aebSAnirudh Venkataramanan {GLINT_CTL, 0xffff0001, 1, 0} 4440e674aebSAnirudh Venkataramanan }; 445c1e08830SJesse Brandeburg unsigned int i; 4460e674aebSAnirudh Venkataramanan 4470e674aebSAnirudh Venkataramanan netdev_dbg(netdev, "Register test\n"); 4480e674aebSAnirudh Venkataramanan for (i = 0; i < ARRAY_SIZE(ice_reg_list); ++i) { 4490e674aebSAnirudh Venkataramanan u32 j; 4500e674aebSAnirudh Venkataramanan 4510e674aebSAnirudh Venkataramanan for (j = 0; j < ice_reg_list[i].elem_num; ++j) { 4520e674aebSAnirudh Venkataramanan u32 mask = ice_reg_list[i].mask; 4530e674aebSAnirudh Venkataramanan u32 reg = ice_reg_list[i].address + 4540e674aebSAnirudh Venkataramanan (j * ice_reg_list[i].elem_size); 4550e674aebSAnirudh Venkataramanan 4560e674aebSAnirudh Venkataramanan /* bail on failure (non-zero return) */ 4570e674aebSAnirudh Venkataramanan if (ice_reg_pattern_test(hw, reg, mask)) 4580e674aebSAnirudh Venkataramanan return 1; 4590e674aebSAnirudh Venkataramanan } 4600e674aebSAnirudh Venkataramanan } 4610e674aebSAnirudh Venkataramanan 4620e674aebSAnirudh Venkataramanan return 0; 4630e674aebSAnirudh Venkataramanan } 4640e674aebSAnirudh Venkataramanan 4650e674aebSAnirudh Venkataramanan /** 4660e674aebSAnirudh Venkataramanan * ice_lbtest_prepare_rings - configure Tx/Rx test rings 4670e674aebSAnirudh Venkataramanan * @vsi: pointer to the VSI structure 4680e674aebSAnirudh Venkataramanan * 4690e674aebSAnirudh Venkataramanan * Function configures rings of a VSI for loopback test without 4700e674aebSAnirudh Venkataramanan * enabling interrupts or informing the kernel about new queues. 4710e674aebSAnirudh Venkataramanan * 4720e674aebSAnirudh Venkataramanan * Returns 0 on success, negative on failure. 4730e674aebSAnirudh Venkataramanan */ 4740e674aebSAnirudh Venkataramanan static int ice_lbtest_prepare_rings(struct ice_vsi *vsi) 4750e674aebSAnirudh Venkataramanan { 4760e674aebSAnirudh Venkataramanan int status; 4770e674aebSAnirudh Venkataramanan 4780e674aebSAnirudh Venkataramanan status = ice_vsi_setup_tx_rings(vsi); 4790e674aebSAnirudh Venkataramanan if (status) 4800e674aebSAnirudh Venkataramanan goto err_setup_tx_ring; 4810e674aebSAnirudh Venkataramanan 4820e674aebSAnirudh Venkataramanan status = ice_vsi_setup_rx_rings(vsi); 4830e674aebSAnirudh Venkataramanan if (status) 4840e674aebSAnirudh Venkataramanan goto err_setup_rx_ring; 4850e674aebSAnirudh Venkataramanan 4860e674aebSAnirudh Venkataramanan status = ice_vsi_cfg(vsi); 4870e674aebSAnirudh Venkataramanan if (status) 4880e674aebSAnirudh Venkataramanan goto err_setup_rx_ring; 4890e674aebSAnirudh Venkataramanan 49013a6233bSBrett Creeley status = ice_vsi_start_all_rx_rings(vsi); 4910e674aebSAnirudh Venkataramanan if (status) 4920e674aebSAnirudh Venkataramanan goto err_start_rx_ring; 4930e674aebSAnirudh Venkataramanan 4940e674aebSAnirudh Venkataramanan return status; 4950e674aebSAnirudh Venkataramanan 4960e674aebSAnirudh Venkataramanan err_start_rx_ring: 4970e674aebSAnirudh Venkataramanan ice_vsi_free_rx_rings(vsi); 4980e674aebSAnirudh Venkataramanan err_setup_rx_ring: 4990e674aebSAnirudh Venkataramanan ice_vsi_stop_lan_tx_rings(vsi, ICE_NO_RESET, 0); 5000e674aebSAnirudh Venkataramanan err_setup_tx_ring: 5010e674aebSAnirudh Venkataramanan ice_vsi_free_tx_rings(vsi); 5020e674aebSAnirudh Venkataramanan 5030e674aebSAnirudh Venkataramanan return status; 5040e674aebSAnirudh Venkataramanan } 5050e674aebSAnirudh Venkataramanan 5060e674aebSAnirudh Venkataramanan /** 5070e674aebSAnirudh Venkataramanan * ice_lbtest_disable_rings - disable Tx/Rx test rings after loopback test 5080e674aebSAnirudh Venkataramanan * @vsi: pointer to the VSI structure 5090e674aebSAnirudh Venkataramanan * 5100e674aebSAnirudh Venkataramanan * Function stops and frees VSI rings after a loopback test. 5110e674aebSAnirudh Venkataramanan * Returns 0 on success, negative on failure. 5120e674aebSAnirudh Venkataramanan */ 5130e674aebSAnirudh Venkataramanan static int ice_lbtest_disable_rings(struct ice_vsi *vsi) 5140e674aebSAnirudh Venkataramanan { 5150e674aebSAnirudh Venkataramanan int status; 5160e674aebSAnirudh Venkataramanan 5170e674aebSAnirudh Venkataramanan status = ice_vsi_stop_lan_tx_rings(vsi, ICE_NO_RESET, 0); 5180e674aebSAnirudh Venkataramanan if (status) 5190e674aebSAnirudh Venkataramanan netdev_err(vsi->netdev, "Failed to stop Tx rings, VSI %d error %d\n", 5200e674aebSAnirudh Venkataramanan vsi->vsi_num, status); 5210e674aebSAnirudh Venkataramanan 52213a6233bSBrett Creeley status = ice_vsi_stop_all_rx_rings(vsi); 5230e674aebSAnirudh Venkataramanan if (status) 5240e674aebSAnirudh Venkataramanan netdev_err(vsi->netdev, "Failed to stop Rx rings, VSI %d error %d\n", 5250e674aebSAnirudh Venkataramanan vsi->vsi_num, status); 5260e674aebSAnirudh Venkataramanan 5270e674aebSAnirudh Venkataramanan ice_vsi_free_tx_rings(vsi); 5280e674aebSAnirudh Venkataramanan ice_vsi_free_rx_rings(vsi); 5290e674aebSAnirudh Venkataramanan 5300e674aebSAnirudh Venkataramanan return status; 5310e674aebSAnirudh Venkataramanan } 5320e674aebSAnirudh Venkataramanan 5330e674aebSAnirudh Venkataramanan /** 5340e674aebSAnirudh Venkataramanan * ice_lbtest_create_frame - create test packet 5350e674aebSAnirudh Venkataramanan * @pf: pointer to the PF structure 5360e674aebSAnirudh Venkataramanan * @ret_data: allocated frame buffer 5370e674aebSAnirudh Venkataramanan * @size: size of the packet data 5380e674aebSAnirudh Venkataramanan * 5390e674aebSAnirudh Venkataramanan * Function allocates a frame with a test pattern on specific offsets. 5400e674aebSAnirudh Venkataramanan * Returns 0 on success, non-zero on failure. 5410e674aebSAnirudh Venkataramanan */ 5420e674aebSAnirudh Venkataramanan static int ice_lbtest_create_frame(struct ice_pf *pf, u8 **ret_data, u16 size) 5430e674aebSAnirudh Venkataramanan { 5440e674aebSAnirudh Venkataramanan u8 *data; 5450e674aebSAnirudh Venkataramanan 5460e674aebSAnirudh Venkataramanan if (!pf) 5470e674aebSAnirudh Venkataramanan return -EINVAL; 5480e674aebSAnirudh Venkataramanan 5494015d11eSBrett Creeley data = devm_kzalloc(ice_pf_to_dev(pf), size, GFP_KERNEL); 5500e674aebSAnirudh Venkataramanan if (!data) 5510e674aebSAnirudh Venkataramanan return -ENOMEM; 5520e674aebSAnirudh Venkataramanan 5530e674aebSAnirudh Venkataramanan /* Since the ethernet test frame should always be at least 5540e674aebSAnirudh Venkataramanan * 64 bytes long, fill some octets in the payload with test data. 5550e674aebSAnirudh Venkataramanan */ 5560e674aebSAnirudh Venkataramanan memset(data, 0xFF, size); 5570e674aebSAnirudh Venkataramanan data[32] = 0xDE; 5580e674aebSAnirudh Venkataramanan data[42] = 0xAD; 5590e674aebSAnirudh Venkataramanan data[44] = 0xBE; 5600e674aebSAnirudh Venkataramanan data[46] = 0xEF; 5610e674aebSAnirudh Venkataramanan 5620e674aebSAnirudh Venkataramanan *ret_data = data; 5630e674aebSAnirudh Venkataramanan 5640e674aebSAnirudh Venkataramanan return 0; 5650e674aebSAnirudh Venkataramanan } 5660e674aebSAnirudh Venkataramanan 5670e674aebSAnirudh Venkataramanan /** 5680e674aebSAnirudh Venkataramanan * ice_lbtest_check_frame - verify received loopback frame 5690e674aebSAnirudh Venkataramanan * @frame: pointer to the raw packet data 5700e674aebSAnirudh Venkataramanan * 5710e674aebSAnirudh Venkataramanan * Function verifies received test frame with a pattern. 5720e674aebSAnirudh Venkataramanan * Returns true if frame matches the pattern, false otherwise. 5730e674aebSAnirudh Venkataramanan */ 5740e674aebSAnirudh Venkataramanan static bool ice_lbtest_check_frame(u8 *frame) 5750e674aebSAnirudh Venkataramanan { 5760e674aebSAnirudh Venkataramanan /* Validate bytes of a frame under offsets chosen earlier */ 5770e674aebSAnirudh Venkataramanan if (frame[32] == 0xDE && 5780e674aebSAnirudh Venkataramanan frame[42] == 0xAD && 5790e674aebSAnirudh Venkataramanan frame[44] == 0xBE && 5800e674aebSAnirudh Venkataramanan frame[46] == 0xEF && 5810e674aebSAnirudh Venkataramanan frame[48] == 0xFF) 5820e674aebSAnirudh Venkataramanan return true; 5830e674aebSAnirudh Venkataramanan 5840e674aebSAnirudh Venkataramanan return false; 5850e674aebSAnirudh Venkataramanan } 5860e674aebSAnirudh Venkataramanan 5870e674aebSAnirudh Venkataramanan /** 5880e674aebSAnirudh Venkataramanan * ice_diag_send - send test frames to the test ring 5890e674aebSAnirudh Venkataramanan * @tx_ring: pointer to the transmit ring 5900e674aebSAnirudh Venkataramanan * @data: pointer to the raw packet data 5910e674aebSAnirudh Venkataramanan * @size: size of the packet to send 5920e674aebSAnirudh Venkataramanan * 5930e674aebSAnirudh Venkataramanan * Function sends loopback packets on a test Tx ring. 5940e674aebSAnirudh Venkataramanan */ 595e72bba21SMaciej Fijalkowski static int ice_diag_send(struct ice_tx_ring *tx_ring, u8 *data, u16 size) 5960e674aebSAnirudh Venkataramanan { 5970e674aebSAnirudh Venkataramanan struct ice_tx_desc *tx_desc; 5980e674aebSAnirudh Venkataramanan struct ice_tx_buf *tx_buf; 5990e674aebSAnirudh Venkataramanan dma_addr_t dma; 6000e674aebSAnirudh Venkataramanan u64 td_cmd; 6010e674aebSAnirudh Venkataramanan 6020e674aebSAnirudh Venkataramanan tx_desc = ICE_TX_DESC(tx_ring, tx_ring->next_to_use); 6030e674aebSAnirudh Venkataramanan tx_buf = &tx_ring->tx_buf[tx_ring->next_to_use]; 6040e674aebSAnirudh Venkataramanan 6050e674aebSAnirudh Venkataramanan dma = dma_map_single(tx_ring->dev, data, size, DMA_TO_DEVICE); 6060e674aebSAnirudh Venkataramanan if (dma_mapping_error(tx_ring->dev, dma)) 6070e674aebSAnirudh Venkataramanan return -EINVAL; 6080e674aebSAnirudh Venkataramanan 6090e674aebSAnirudh Venkataramanan tx_desc->buf_addr = cpu_to_le64(dma); 6100e674aebSAnirudh Venkataramanan 6110e674aebSAnirudh Venkataramanan /* These flags are required for a descriptor to be pushed out */ 6120e674aebSAnirudh Venkataramanan td_cmd = (u64)(ICE_TX_DESC_CMD_EOP | ICE_TX_DESC_CMD_RS); 6130e674aebSAnirudh Venkataramanan tx_desc->cmd_type_offset_bsz = 6140e674aebSAnirudh Venkataramanan cpu_to_le64(ICE_TX_DESC_DTYPE_DATA | 6150e674aebSAnirudh Venkataramanan (td_cmd << ICE_TXD_QW1_CMD_S) | 6160e674aebSAnirudh Venkataramanan ((u64)0 << ICE_TXD_QW1_OFFSET_S) | 6170e674aebSAnirudh Venkataramanan ((u64)size << ICE_TXD_QW1_TX_BUF_SZ_S) | 6180e674aebSAnirudh Venkataramanan ((u64)0 << ICE_TXD_QW1_L2TAG1_S)); 6190e674aebSAnirudh Venkataramanan 6200e674aebSAnirudh Venkataramanan tx_buf->next_to_watch = tx_desc; 6210e674aebSAnirudh Venkataramanan 6220e674aebSAnirudh Venkataramanan /* Force memory write to complete before letting h/w know 6230e674aebSAnirudh Venkataramanan * there are new descriptors to fetch. 6240e674aebSAnirudh Venkataramanan */ 6250e674aebSAnirudh Venkataramanan wmb(); 6260e674aebSAnirudh Venkataramanan 6270e674aebSAnirudh Venkataramanan tx_ring->next_to_use++; 6280e674aebSAnirudh Venkataramanan if (tx_ring->next_to_use >= tx_ring->count) 6290e674aebSAnirudh Venkataramanan tx_ring->next_to_use = 0; 6300e674aebSAnirudh Venkataramanan 6310e674aebSAnirudh Venkataramanan writel_relaxed(tx_ring->next_to_use, tx_ring->tail); 6320e674aebSAnirudh Venkataramanan 6330e674aebSAnirudh Venkataramanan /* Wait until the packets get transmitted to the receive queue. */ 6340e674aebSAnirudh Venkataramanan usleep_range(1000, 2000); 6350e674aebSAnirudh Venkataramanan dma_unmap_single(tx_ring->dev, dma, size, DMA_TO_DEVICE); 6360e674aebSAnirudh Venkataramanan 6370e674aebSAnirudh Venkataramanan return 0; 6380e674aebSAnirudh Venkataramanan } 6390e674aebSAnirudh Venkataramanan 6400e674aebSAnirudh Venkataramanan #define ICE_LB_FRAME_SIZE 64 6410e674aebSAnirudh Venkataramanan /** 6420e674aebSAnirudh Venkataramanan * ice_lbtest_receive_frames - receive and verify test frames 6430e674aebSAnirudh Venkataramanan * @rx_ring: pointer to the receive ring 6440e674aebSAnirudh Venkataramanan * 6450e674aebSAnirudh Venkataramanan * Function receives loopback packets and verify their correctness. 6460e674aebSAnirudh Venkataramanan * Returns number of received valid frames. 6470e674aebSAnirudh Venkataramanan */ 648e72bba21SMaciej Fijalkowski static int ice_lbtest_receive_frames(struct ice_rx_ring *rx_ring) 6490e674aebSAnirudh Venkataramanan { 6500e674aebSAnirudh Venkataramanan struct ice_rx_buf *rx_buf; 6510e674aebSAnirudh Venkataramanan int valid_frames, i; 6520e674aebSAnirudh Venkataramanan u8 *received_buf; 6530e674aebSAnirudh Venkataramanan 6540e674aebSAnirudh Venkataramanan valid_frames = 0; 6550e674aebSAnirudh Venkataramanan 6560e674aebSAnirudh Venkataramanan for (i = 0; i < rx_ring->count; i++) { 6570e674aebSAnirudh Venkataramanan union ice_32b_rx_flex_desc *rx_desc; 6580e674aebSAnirudh Venkataramanan 6590e674aebSAnirudh Venkataramanan rx_desc = ICE_RX_DESC(rx_ring, i); 6600e674aebSAnirudh Venkataramanan 6610e674aebSAnirudh Venkataramanan if (!(rx_desc->wb.status_error0 & 6620e674aebSAnirudh Venkataramanan cpu_to_le16(ICE_TX_DESC_CMD_EOP | ICE_TX_DESC_CMD_RS))) 6630e674aebSAnirudh Venkataramanan continue; 6640e674aebSAnirudh Venkataramanan 6650e674aebSAnirudh Venkataramanan rx_buf = &rx_ring->rx_buf[i]; 66659bb0808SMaciej Fijalkowski received_buf = page_address(rx_buf->page) + rx_buf->page_offset; 6670e674aebSAnirudh Venkataramanan 6680e674aebSAnirudh Venkataramanan if (ice_lbtest_check_frame(received_buf)) 6690e674aebSAnirudh Venkataramanan valid_frames++; 6700e674aebSAnirudh Venkataramanan } 6710e674aebSAnirudh Venkataramanan 6720e674aebSAnirudh Venkataramanan return valid_frames; 6730e674aebSAnirudh Venkataramanan } 6740e674aebSAnirudh Venkataramanan 6750e674aebSAnirudh Venkataramanan /** 6760e674aebSAnirudh Venkataramanan * ice_loopback_test - perform a loopback test on a given net_device 6770e674aebSAnirudh Venkataramanan * @netdev: network interface device structure 6780e674aebSAnirudh Venkataramanan * 6790e674aebSAnirudh Venkataramanan * This function performs one of the self-tests required by ethtool. 6800e674aebSAnirudh Venkataramanan * Returns 0 on success, non-zero on failure. 6810e674aebSAnirudh Venkataramanan */ 6820e674aebSAnirudh Venkataramanan static u64 ice_loopback_test(struct net_device *netdev) 6830e674aebSAnirudh Venkataramanan { 6840e674aebSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 6850e674aebSAnirudh Venkataramanan struct ice_vsi *orig_vsi = np->vsi, *test_vsi; 6860e674aebSAnirudh Venkataramanan struct ice_pf *pf = orig_vsi->back; 6870e674aebSAnirudh Venkataramanan u8 broadcast[ETH_ALEN], ret = 0; 6880e674aebSAnirudh Venkataramanan int num_frames, valid_frames; 689e72bba21SMaciej Fijalkowski struct ice_tx_ring *tx_ring; 690e72bba21SMaciej Fijalkowski struct ice_rx_ring *rx_ring; 6914015d11eSBrett Creeley struct device *dev; 6920e674aebSAnirudh Venkataramanan u8 *tx_frame; 6930e674aebSAnirudh Venkataramanan int i; 6940e674aebSAnirudh Venkataramanan 6954015d11eSBrett Creeley dev = ice_pf_to_dev(pf); 6960e674aebSAnirudh Venkataramanan netdev_info(netdev, "loopback test\n"); 6970e674aebSAnirudh Venkataramanan 6980e674aebSAnirudh Venkataramanan test_vsi = ice_lb_vsi_setup(pf, pf->hw.port_info); 6990e674aebSAnirudh Venkataramanan if (!test_vsi) { 700af23635aSJesse Brandeburg netdev_err(netdev, "Failed to create a VSI for the loopback test\n"); 7010e674aebSAnirudh Venkataramanan return 1; 7020e674aebSAnirudh Venkataramanan } 7030e674aebSAnirudh Venkataramanan 7040e674aebSAnirudh Venkataramanan test_vsi->netdev = netdev; 7050e674aebSAnirudh Venkataramanan tx_ring = test_vsi->tx_rings[0]; 7060e674aebSAnirudh Venkataramanan rx_ring = test_vsi->rx_rings[0]; 7070e674aebSAnirudh Venkataramanan 7080e674aebSAnirudh Venkataramanan if (ice_lbtest_prepare_rings(test_vsi)) { 7090e674aebSAnirudh Venkataramanan ret = 2; 7100e674aebSAnirudh Venkataramanan goto lbtest_vsi_close; 7110e674aebSAnirudh Venkataramanan } 7120e674aebSAnirudh Venkataramanan 7130e674aebSAnirudh Venkataramanan if (ice_alloc_rx_bufs(rx_ring, rx_ring->count)) { 7140e674aebSAnirudh Venkataramanan ret = 3; 7150e674aebSAnirudh Venkataramanan goto lbtest_rings_dis; 7160e674aebSAnirudh Venkataramanan } 7170e674aebSAnirudh Venkataramanan 7180e674aebSAnirudh Venkataramanan /* Enable MAC loopback in firmware */ 7190e674aebSAnirudh Venkataramanan if (ice_aq_set_mac_loopback(&pf->hw, true, NULL)) { 7200e674aebSAnirudh Venkataramanan ret = 4; 7210e674aebSAnirudh Venkataramanan goto lbtest_mac_dis; 7220e674aebSAnirudh Venkataramanan } 7230e674aebSAnirudh Venkataramanan 7240e674aebSAnirudh Venkataramanan /* Test VSI needs to receive broadcast packets */ 7250e674aebSAnirudh Venkataramanan eth_broadcast_addr(broadcast); 7261b8f15b6SMichal Swiatkowski if (ice_fltr_add_mac(test_vsi, broadcast, ICE_FWD_TO_VSI)) { 7270e674aebSAnirudh Venkataramanan ret = 5; 7280e674aebSAnirudh Venkataramanan goto lbtest_mac_dis; 7290e674aebSAnirudh Venkataramanan } 7300e674aebSAnirudh Venkataramanan 7310e674aebSAnirudh Venkataramanan if (ice_lbtest_create_frame(pf, &tx_frame, ICE_LB_FRAME_SIZE)) { 7320e674aebSAnirudh Venkataramanan ret = 7; 7330e674aebSAnirudh Venkataramanan goto remove_mac_filters; 7340e674aebSAnirudh Venkataramanan } 7350e674aebSAnirudh Venkataramanan 7360e674aebSAnirudh Venkataramanan num_frames = min_t(int, tx_ring->count, 32); 7370e674aebSAnirudh Venkataramanan for (i = 0; i < num_frames; i++) { 7380e674aebSAnirudh Venkataramanan if (ice_diag_send(tx_ring, tx_frame, ICE_LB_FRAME_SIZE)) { 7390e674aebSAnirudh Venkataramanan ret = 8; 7400e674aebSAnirudh Venkataramanan goto lbtest_free_frame; 7410e674aebSAnirudh Venkataramanan } 7420e674aebSAnirudh Venkataramanan } 7430e674aebSAnirudh Venkataramanan 7440e674aebSAnirudh Venkataramanan valid_frames = ice_lbtest_receive_frames(rx_ring); 7450e674aebSAnirudh Venkataramanan if (!valid_frames) 7460e674aebSAnirudh Venkataramanan ret = 9; 7470e674aebSAnirudh Venkataramanan else if (valid_frames != num_frames) 7480e674aebSAnirudh Venkataramanan ret = 10; 7490e674aebSAnirudh Venkataramanan 7500e674aebSAnirudh Venkataramanan lbtest_free_frame: 7514015d11eSBrett Creeley devm_kfree(dev, tx_frame); 7520e674aebSAnirudh Venkataramanan remove_mac_filters: 7531b8f15b6SMichal Swiatkowski if (ice_fltr_remove_mac(test_vsi, broadcast, ICE_FWD_TO_VSI)) 754af23635aSJesse Brandeburg netdev_err(netdev, "Could not remove MAC filter for the test VSI\n"); 7550e674aebSAnirudh Venkataramanan lbtest_mac_dis: 7560e674aebSAnirudh Venkataramanan /* Disable MAC loopback after the test is completed. */ 7570e674aebSAnirudh Venkataramanan if (ice_aq_set_mac_loopback(&pf->hw, false, NULL)) 7580e674aebSAnirudh Venkataramanan netdev_err(netdev, "Could not disable MAC loopback\n"); 7590e674aebSAnirudh Venkataramanan lbtest_rings_dis: 7600e674aebSAnirudh Venkataramanan if (ice_lbtest_disable_rings(test_vsi)) 7610e674aebSAnirudh Venkataramanan netdev_err(netdev, "Could not disable test rings\n"); 7620e674aebSAnirudh Venkataramanan lbtest_vsi_close: 7630e674aebSAnirudh Venkataramanan test_vsi->netdev = NULL; 7640e674aebSAnirudh Venkataramanan if (ice_vsi_release(test_vsi)) 765af23635aSJesse Brandeburg netdev_err(netdev, "Failed to remove the test VSI\n"); 7660e674aebSAnirudh Venkataramanan 7670e674aebSAnirudh Venkataramanan return ret; 7680e674aebSAnirudh Venkataramanan } 7690e674aebSAnirudh Venkataramanan 7700e674aebSAnirudh Venkataramanan /** 7710e674aebSAnirudh Venkataramanan * ice_intr_test - perform an interrupt test on a given net_device 7720e674aebSAnirudh Venkataramanan * @netdev: network interface device structure 7730e674aebSAnirudh Venkataramanan * 7740e674aebSAnirudh Venkataramanan * This function performs one of the self-tests required by ethtool. 7750e674aebSAnirudh Venkataramanan * Returns 0 on success, non-zero on failure. 7760e674aebSAnirudh Venkataramanan */ 7770e674aebSAnirudh Venkataramanan static u64 ice_intr_test(struct net_device *netdev) 7780e674aebSAnirudh Venkataramanan { 7790e674aebSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 7800e674aebSAnirudh Venkataramanan struct ice_pf *pf = np->vsi->back; 7810e674aebSAnirudh Venkataramanan u16 swic_old = pf->sw_int_count; 7820e674aebSAnirudh Venkataramanan 7830e674aebSAnirudh Venkataramanan netdev_info(netdev, "interrupt test\n"); 7840e674aebSAnirudh Venkataramanan 785cbe66bfeSBrett Creeley wr32(&pf->hw, GLINT_DYN_CTL(pf->oicr_idx), 7860e674aebSAnirudh Venkataramanan GLINT_DYN_CTL_SW_ITR_INDX_M | 7870e674aebSAnirudh Venkataramanan GLINT_DYN_CTL_INTENA_MSK_M | 7880e674aebSAnirudh Venkataramanan GLINT_DYN_CTL_SWINT_TRIG_M); 7890e674aebSAnirudh Venkataramanan 7900e674aebSAnirudh Venkataramanan usleep_range(1000, 2000); 7910e674aebSAnirudh Venkataramanan return (swic_old == pf->sw_int_count); 7920e674aebSAnirudh Venkataramanan } 7930e674aebSAnirudh Venkataramanan 7940e674aebSAnirudh Venkataramanan /** 7950e674aebSAnirudh Venkataramanan * ice_self_test - handler function for performing a self-test by ethtool 7960e674aebSAnirudh Venkataramanan * @netdev: network interface device structure 7970e674aebSAnirudh Venkataramanan * @eth_test: ethtool_test structure 7980e674aebSAnirudh Venkataramanan * @data: required by ethtool.self_test 7990e674aebSAnirudh Venkataramanan * 8000e674aebSAnirudh Venkataramanan * This function is called after invoking 'ethtool -t devname' command where 8010e674aebSAnirudh Venkataramanan * devname is the name of the network device on which ethtool should operate. 8020e674aebSAnirudh Venkataramanan * It performs a set of self-tests to check if a device works properly. 8030e674aebSAnirudh Venkataramanan */ 8040e674aebSAnirudh Venkataramanan static void 8050e674aebSAnirudh Venkataramanan ice_self_test(struct net_device *netdev, struct ethtool_test *eth_test, 8060e674aebSAnirudh Venkataramanan u64 *data) 8070e674aebSAnirudh Venkataramanan { 8080e674aebSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 8090e674aebSAnirudh Venkataramanan bool if_running = netif_running(netdev); 8100e674aebSAnirudh Venkataramanan struct ice_pf *pf = np->vsi->back; 8114015d11eSBrett Creeley struct device *dev; 8124015d11eSBrett Creeley 8134015d11eSBrett Creeley dev = ice_pf_to_dev(pf); 8140e674aebSAnirudh Venkataramanan 8150e674aebSAnirudh Venkataramanan if (eth_test->flags == ETH_TEST_FL_OFFLINE) { 8160e674aebSAnirudh Venkataramanan netdev_info(netdev, "offline testing starting\n"); 8170e674aebSAnirudh Venkataramanan 8187e408e07SAnirudh Venkataramanan set_bit(ICE_TESTING, pf->state); 8190e674aebSAnirudh Venkataramanan 8200e674aebSAnirudh Venkataramanan if (ice_active_vfs(pf)) { 82119cce2c6SAnirudh Venkataramanan dev_warn(dev, "Please take active VFs and Netqueues offline and restart the adapter before running NIC diagnostics\n"); 8220e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_REG] = 1; 8230e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_EEPROM] = 1; 8240e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_INTR] = 1; 8250e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_LOOP] = 1; 8260e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_LINK] = 1; 8270e674aebSAnirudh Venkataramanan eth_test->flags |= ETH_TEST_FL_FAILED; 8287e408e07SAnirudh Venkataramanan clear_bit(ICE_TESTING, pf->state); 8290e674aebSAnirudh Venkataramanan goto skip_ol_tests; 8300e674aebSAnirudh Venkataramanan } 8310e674aebSAnirudh Venkataramanan /* If the device is online then take it offline */ 8320e674aebSAnirudh Venkataramanan if (if_running) 8330e674aebSAnirudh Venkataramanan /* indicate we're in test mode */ 8340e674aebSAnirudh Venkataramanan ice_stop(netdev); 8350e674aebSAnirudh Venkataramanan 8360e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_LINK] = ice_link_test(netdev); 8370e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_EEPROM] = ice_eeprom_test(netdev); 8380e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_INTR] = ice_intr_test(netdev); 8390e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_LOOP] = ice_loopback_test(netdev); 8400e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_REG] = ice_reg_test(netdev); 8410e674aebSAnirudh Venkataramanan 8420e674aebSAnirudh Venkataramanan if (data[ICE_ETH_TEST_LINK] || 8430e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_EEPROM] || 8440e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_LOOP] || 8450e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_INTR] || 8460e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_REG]) 8470e674aebSAnirudh Venkataramanan eth_test->flags |= ETH_TEST_FL_FAILED; 8480e674aebSAnirudh Venkataramanan 8497e408e07SAnirudh Venkataramanan clear_bit(ICE_TESTING, pf->state); 8500e674aebSAnirudh Venkataramanan 8510e674aebSAnirudh Venkataramanan if (if_running) { 8520e674aebSAnirudh Venkataramanan int status = ice_open(netdev); 8530e674aebSAnirudh Venkataramanan 8540e674aebSAnirudh Venkataramanan if (status) { 855af23635aSJesse Brandeburg dev_err(dev, "Could not open device %s, err %d\n", 8560e674aebSAnirudh Venkataramanan pf->int_name, status); 8570e674aebSAnirudh Venkataramanan } 8580e674aebSAnirudh Venkataramanan } 8590e674aebSAnirudh Venkataramanan } else { 8600e674aebSAnirudh Venkataramanan /* Online tests */ 8610e674aebSAnirudh Venkataramanan netdev_info(netdev, "online testing starting\n"); 8620e674aebSAnirudh Venkataramanan 8630e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_LINK] = ice_link_test(netdev); 8640e674aebSAnirudh Venkataramanan if (data[ICE_ETH_TEST_LINK]) 8650e674aebSAnirudh Venkataramanan eth_test->flags |= ETH_TEST_FL_FAILED; 8660e674aebSAnirudh Venkataramanan 8670e674aebSAnirudh Venkataramanan /* Offline only tests, not run in online; pass by default */ 8680e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_REG] = 0; 8690e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_EEPROM] = 0; 8700e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_INTR] = 0; 8710e674aebSAnirudh Venkataramanan data[ICE_ETH_TEST_LOOP] = 0; 8720e674aebSAnirudh Venkataramanan } 8730e674aebSAnirudh Venkataramanan 8740e674aebSAnirudh Venkataramanan skip_ol_tests: 8750e674aebSAnirudh Venkataramanan netdev_info(netdev, "testing finished\n"); 8760e674aebSAnirudh Venkataramanan } 8770e674aebSAnirudh Venkataramanan 878*3f13f570SWojciech Drewek static void 879*3f13f570SWojciech Drewek __ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data, 880*3f13f570SWojciech Drewek struct ice_vsi *vsi) 881fcea6f3dSAnirudh Venkataramanan { 882fcea6f3dSAnirudh Venkataramanan unsigned int i; 883c8d4725eSAlexander Duyck u8 *p = data; 884fcea6f3dSAnirudh Venkataramanan 885fcea6f3dSAnirudh Venkataramanan switch (stringset) { 886fcea6f3dSAnirudh Venkataramanan case ETH_SS_STATS: 887c8d4725eSAlexander Duyck for (i = 0; i < ICE_VSI_STATS_LEN; i++) 888c8d4725eSAlexander Duyck ethtool_sprintf(&p, 889fcea6f3dSAnirudh Venkataramanan ice_gstrings_vsi_stats[i].stat_string); 890fcea6f3dSAnirudh Venkataramanan 8917aae80ceSWojciech Drewek if (ice_is_port_repr_netdev(netdev)) 8927aae80ceSWojciech Drewek return; 8937aae80ceSWojciech Drewek 894f8ba7db8SJacob Keller ice_for_each_alloc_txq(vsi, i) { 895c8d4725eSAlexander Duyck ethtool_sprintf(&p, "tx_queue_%u_packets", i); 896c8d4725eSAlexander Duyck ethtool_sprintf(&p, "tx_queue_%u_bytes", i); 897fcea6f3dSAnirudh Venkataramanan } 898fcea6f3dSAnirudh Venkataramanan 899f8ba7db8SJacob Keller ice_for_each_alloc_rxq(vsi, i) { 900c8d4725eSAlexander Duyck ethtool_sprintf(&p, "rx_queue_%u_packets", i); 901c8d4725eSAlexander Duyck ethtool_sprintf(&p, "rx_queue_%u_bytes", i); 902fcea6f3dSAnirudh Venkataramanan } 903fcea6f3dSAnirudh Venkataramanan 904fcea6f3dSAnirudh Venkataramanan if (vsi->type != ICE_VSI_PF) 905fcea6f3dSAnirudh Venkataramanan return; 906fcea6f3dSAnirudh Venkataramanan 907c8d4725eSAlexander Duyck for (i = 0; i < ICE_PF_STATS_LEN; i++) 908c8d4725eSAlexander Duyck ethtool_sprintf(&p, 909fcea6f3dSAnirudh Venkataramanan ice_gstrings_pf_stats[i].stat_string); 910fcea6f3dSAnirudh Venkataramanan 9114b0fdcebSAnirudh Venkataramanan for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) { 912c8d4725eSAlexander Duyck ethtool_sprintf(&p, "tx_priority_%u_xon.nic", i); 913c8d4725eSAlexander Duyck ethtool_sprintf(&p, "tx_priority_%u_xoff.nic", i); 9144b0fdcebSAnirudh Venkataramanan } 9154b0fdcebSAnirudh Venkataramanan for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) { 916c8d4725eSAlexander Duyck ethtool_sprintf(&p, "rx_priority_%u_xon.nic", i); 917c8d4725eSAlexander Duyck ethtool_sprintf(&p, "rx_priority_%u_xoff.nic", i); 9184b0fdcebSAnirudh Venkataramanan } 919fcea6f3dSAnirudh Venkataramanan break; 9200e674aebSAnirudh Venkataramanan case ETH_SS_TEST: 9210e674aebSAnirudh Venkataramanan memcpy(data, ice_gstrings_test, ICE_TEST_LEN * ETH_GSTRING_LEN); 9220e674aebSAnirudh Venkataramanan break; 923ab4ab73fSBruce Allan case ETH_SS_PRIV_FLAGS: 924c8d4725eSAlexander Duyck for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) 925c8d4725eSAlexander Duyck ethtool_sprintf(&p, ice_gstrings_priv_flags[i].name); 926ab4ab73fSBruce Allan break; 927fcea6f3dSAnirudh Venkataramanan default: 928fcea6f3dSAnirudh Venkataramanan break; 929fcea6f3dSAnirudh Venkataramanan } 930fcea6f3dSAnirudh Venkataramanan } 931fcea6f3dSAnirudh Venkataramanan 932*3f13f570SWojciech Drewek static void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data) 933*3f13f570SWojciech Drewek { 934*3f13f570SWojciech Drewek struct ice_netdev_priv *np = netdev_priv(netdev); 935*3f13f570SWojciech Drewek 936*3f13f570SWojciech Drewek __ice_get_strings(netdev, stringset, data, np->vsi); 937*3f13f570SWojciech Drewek } 938*3f13f570SWojciech Drewek 9398e151d50SAnirudh Venkataramanan static int 9408e151d50SAnirudh Venkataramanan ice_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) 9418e151d50SAnirudh Venkataramanan { 9428e151d50SAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 9438e151d50SAnirudh Venkataramanan bool led_active; 9448e151d50SAnirudh Venkataramanan 9458e151d50SAnirudh Venkataramanan switch (state) { 9468e151d50SAnirudh Venkataramanan case ETHTOOL_ID_ACTIVE: 9478e151d50SAnirudh Venkataramanan led_active = true; 9488e151d50SAnirudh Venkataramanan break; 9498e151d50SAnirudh Venkataramanan case ETHTOOL_ID_INACTIVE: 9508e151d50SAnirudh Venkataramanan led_active = false; 9518e151d50SAnirudh Venkataramanan break; 9528e151d50SAnirudh Venkataramanan default: 9538e151d50SAnirudh Venkataramanan return -EINVAL; 9548e151d50SAnirudh Venkataramanan } 9558e151d50SAnirudh Venkataramanan 9568e151d50SAnirudh Venkataramanan if (ice_aq_set_port_id_led(np->vsi->port_info, !led_active, NULL)) 9578e151d50SAnirudh Venkataramanan return -EIO; 9588e151d50SAnirudh Venkataramanan 9598e151d50SAnirudh Venkataramanan return 0; 9608e151d50SAnirudh Venkataramanan } 9618e151d50SAnirudh Venkataramanan 962ab4ab73fSBruce Allan /** 963f776b3acSPaul Greenwalt * ice_set_fec_cfg - Set link FEC options 964f776b3acSPaul Greenwalt * @netdev: network interface device structure 965f776b3acSPaul Greenwalt * @req_fec: FEC mode to configure 966f776b3acSPaul Greenwalt */ 967f776b3acSPaul Greenwalt static int ice_set_fec_cfg(struct net_device *netdev, enum ice_fec_mode req_fec) 968f776b3acSPaul Greenwalt { 969f776b3acSPaul Greenwalt struct ice_netdev_priv *np = netdev_priv(netdev); 970f776b3acSPaul Greenwalt struct ice_aqc_set_phy_cfg_data config = { 0 }; 971f776b3acSPaul Greenwalt struct ice_vsi *vsi = np->vsi; 972f776b3acSPaul Greenwalt struct ice_port_info *pi; 973f776b3acSPaul Greenwalt 974f776b3acSPaul Greenwalt pi = vsi->port_info; 975f776b3acSPaul Greenwalt if (!pi) 976f776b3acSPaul Greenwalt return -EOPNOTSUPP; 977f776b3acSPaul Greenwalt 978f776b3acSPaul Greenwalt /* Changing the FEC parameters is not supported if not the PF VSI */ 979f776b3acSPaul Greenwalt if (vsi->type != ICE_VSI_PF) { 980f776b3acSPaul Greenwalt netdev_info(netdev, "Changing FEC parameters only supported for PF VSI\n"); 981f776b3acSPaul Greenwalt return -EOPNOTSUPP; 982f776b3acSPaul Greenwalt } 983f776b3acSPaul Greenwalt 9841a3571b5SPaul Greenwalt /* Proceed only if requesting different FEC mode */ 9851a3571b5SPaul Greenwalt if (pi->phy.curr_user_fec_req == req_fec) 9861a3571b5SPaul Greenwalt return 0; 987f776b3acSPaul Greenwalt 9881a3571b5SPaul Greenwalt /* Copy the current user PHY configuration. The current user PHY 9891a3571b5SPaul Greenwalt * configuration is initialized during probe from PHY capabilities 9901a3571b5SPaul Greenwalt * software mode, and updated on set PHY configuration. 9911a3571b5SPaul Greenwalt */ 9921a3571b5SPaul Greenwalt memcpy(&config, &pi->phy.curr_user_phy_cfg, sizeof(config)); 993f776b3acSPaul Greenwalt 99461cf42e7SPaul Greenwalt ice_cfg_phy_fec(pi, &config, req_fec); 995f776b3acSPaul Greenwalt config.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; 996f776b3acSPaul Greenwalt 9971a3571b5SPaul Greenwalt if (ice_aq_set_phy_cfg(pi->hw, pi, &config, NULL)) 9981a3571b5SPaul Greenwalt return -EAGAIN; 999f776b3acSPaul Greenwalt 10001a3571b5SPaul Greenwalt /* Save requested FEC config */ 10011a3571b5SPaul Greenwalt pi->phy.curr_user_fec_req = req_fec; 10021a3571b5SPaul Greenwalt 10031a3571b5SPaul Greenwalt return 0; 1004f776b3acSPaul Greenwalt } 1005f776b3acSPaul Greenwalt 1006f776b3acSPaul Greenwalt /** 1007f776b3acSPaul Greenwalt * ice_set_fecparam - Set FEC link options 1008f776b3acSPaul Greenwalt * @netdev: network interface device structure 1009f776b3acSPaul Greenwalt * @fecparam: Ethtool structure to retrieve FEC parameters 1010f776b3acSPaul Greenwalt */ 1011f776b3acSPaul Greenwalt static int 1012f776b3acSPaul Greenwalt ice_set_fecparam(struct net_device *netdev, struct ethtool_fecparam *fecparam) 1013f776b3acSPaul Greenwalt { 1014f776b3acSPaul Greenwalt struct ice_netdev_priv *np = netdev_priv(netdev); 1015f776b3acSPaul Greenwalt struct ice_vsi *vsi = np->vsi; 1016f776b3acSPaul Greenwalt enum ice_fec_mode fec; 1017f776b3acSPaul Greenwalt 1018f776b3acSPaul Greenwalt switch (fecparam->fec) { 1019f776b3acSPaul Greenwalt case ETHTOOL_FEC_AUTO: 1020f776b3acSPaul Greenwalt fec = ICE_FEC_AUTO; 1021f776b3acSPaul Greenwalt break; 1022f776b3acSPaul Greenwalt case ETHTOOL_FEC_RS: 1023f776b3acSPaul Greenwalt fec = ICE_FEC_RS; 1024f776b3acSPaul Greenwalt break; 1025f776b3acSPaul Greenwalt case ETHTOOL_FEC_BASER: 1026f776b3acSPaul Greenwalt fec = ICE_FEC_BASER; 1027f776b3acSPaul Greenwalt break; 1028f776b3acSPaul Greenwalt case ETHTOOL_FEC_OFF: 1029f776b3acSPaul Greenwalt case ETHTOOL_FEC_NONE: 1030f776b3acSPaul Greenwalt fec = ICE_FEC_NONE; 1031f776b3acSPaul Greenwalt break; 1032f776b3acSPaul Greenwalt default: 10339a946843SAnirudh Venkataramanan dev_warn(ice_pf_to_dev(vsi->back), "Unsupported FEC mode: %d\n", 1034f776b3acSPaul Greenwalt fecparam->fec); 1035f776b3acSPaul Greenwalt return -EINVAL; 1036f776b3acSPaul Greenwalt } 1037f776b3acSPaul Greenwalt 1038f776b3acSPaul Greenwalt return ice_set_fec_cfg(netdev, fec); 1039f776b3acSPaul Greenwalt } 1040f776b3acSPaul Greenwalt 1041f776b3acSPaul Greenwalt /** 1042f776b3acSPaul Greenwalt * ice_get_fecparam - Get link FEC options 1043f776b3acSPaul Greenwalt * @netdev: network interface device structure 1044f776b3acSPaul Greenwalt * @fecparam: Ethtool structure to retrieve FEC parameters 1045f776b3acSPaul Greenwalt */ 1046f776b3acSPaul Greenwalt static int 1047f776b3acSPaul Greenwalt ice_get_fecparam(struct net_device *netdev, struct ethtool_fecparam *fecparam) 1048f776b3acSPaul Greenwalt { 1049f776b3acSPaul Greenwalt struct ice_netdev_priv *np = netdev_priv(netdev); 1050f776b3acSPaul Greenwalt struct ice_aqc_get_phy_caps_data *caps; 1051f776b3acSPaul Greenwalt struct ice_link_status *link_info; 1052f776b3acSPaul Greenwalt struct ice_vsi *vsi = np->vsi; 1053f776b3acSPaul Greenwalt struct ice_port_info *pi; 1054f776b3acSPaul Greenwalt enum ice_status status; 1055f776b3acSPaul Greenwalt int err = 0; 1056f776b3acSPaul Greenwalt 1057f776b3acSPaul Greenwalt pi = vsi->port_info; 1058f776b3acSPaul Greenwalt 1059f776b3acSPaul Greenwalt if (!pi) 1060f776b3acSPaul Greenwalt return -EOPNOTSUPP; 1061f776b3acSPaul Greenwalt link_info = &pi->phy.link_info; 1062f776b3acSPaul Greenwalt 1063f776b3acSPaul Greenwalt /* Set FEC mode based on negotiated link info */ 1064f776b3acSPaul Greenwalt switch (link_info->fec_info) { 1065f776b3acSPaul Greenwalt case ICE_AQ_LINK_25G_KR_FEC_EN: 1066f776b3acSPaul Greenwalt fecparam->active_fec = ETHTOOL_FEC_BASER; 1067f776b3acSPaul Greenwalt break; 1068f776b3acSPaul Greenwalt case ICE_AQ_LINK_25G_RS_528_FEC_EN: 1069f776b3acSPaul Greenwalt case ICE_AQ_LINK_25G_RS_544_FEC_EN: 1070f776b3acSPaul Greenwalt fecparam->active_fec = ETHTOOL_FEC_RS; 1071f776b3acSPaul Greenwalt break; 1072f776b3acSPaul Greenwalt default: 1073f776b3acSPaul Greenwalt fecparam->active_fec = ETHTOOL_FEC_OFF; 1074f776b3acSPaul Greenwalt break; 1075f776b3acSPaul Greenwalt } 1076f776b3acSPaul Greenwalt 10779efe35d0STony Nguyen caps = kzalloc(sizeof(*caps), GFP_KERNEL); 1078f776b3acSPaul Greenwalt if (!caps) 1079f776b3acSPaul Greenwalt return -ENOMEM; 1080f776b3acSPaul Greenwalt 1081d6730a87SAnirudh Venkataramanan status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP_MEDIA, 1082f776b3acSPaul Greenwalt caps, NULL); 1083f776b3acSPaul Greenwalt if (status) { 1084f776b3acSPaul Greenwalt err = -EAGAIN; 1085f776b3acSPaul Greenwalt goto done; 1086f776b3acSPaul Greenwalt } 1087f776b3acSPaul Greenwalt 1088f776b3acSPaul Greenwalt /* Set supported/configured FEC modes based on PHY capability */ 1089f776b3acSPaul Greenwalt if (caps->caps & ICE_AQC_PHY_EN_AUTO_FEC) 1090f776b3acSPaul Greenwalt fecparam->fec |= ETHTOOL_FEC_AUTO; 1091f776b3acSPaul Greenwalt if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN || 1092f776b3acSPaul Greenwalt caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ || 1093f776b3acSPaul Greenwalt caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN || 1094f776b3acSPaul Greenwalt caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_REQ) 1095f776b3acSPaul Greenwalt fecparam->fec |= ETHTOOL_FEC_BASER; 1096f776b3acSPaul Greenwalt if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_528_REQ || 1097f776b3acSPaul Greenwalt caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_544_REQ || 1098f776b3acSPaul Greenwalt caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN) 1099f776b3acSPaul Greenwalt fecparam->fec |= ETHTOOL_FEC_RS; 1100f776b3acSPaul Greenwalt if (caps->link_fec_options == 0) 1101f776b3acSPaul Greenwalt fecparam->fec |= ETHTOOL_FEC_OFF; 1102f776b3acSPaul Greenwalt 1103f776b3acSPaul Greenwalt done: 11049efe35d0STony Nguyen kfree(caps); 1105f776b3acSPaul Greenwalt return err; 1106f776b3acSPaul Greenwalt } 1107f776b3acSPaul Greenwalt 1108f776b3acSPaul Greenwalt /** 110935e93561SDave Ertman * ice_nway_reset - restart autonegotiation 111035e93561SDave Ertman * @netdev: network interface device structure 111135e93561SDave Ertman */ 111235e93561SDave Ertman static int ice_nway_reset(struct net_device *netdev) 111335e93561SDave Ertman { 111435e93561SDave Ertman struct ice_netdev_priv *np = netdev_priv(netdev); 111535e93561SDave Ertman struct ice_vsi *vsi = np->vsi; 1116d348d517SAnirudh Venkataramanan int err; 111735e93561SDave Ertman 111835e93561SDave Ertman /* If VSI state is up, then restart autoneg with link up */ 11197e408e07SAnirudh Venkataramanan if (!test_bit(ICE_DOWN, vsi->back->state)) 1120d348d517SAnirudh Venkataramanan err = ice_set_link(vsi, true); 112135e93561SDave Ertman else 1122d348d517SAnirudh Venkataramanan err = ice_set_link(vsi, false); 112335e93561SDave Ertman 1124d348d517SAnirudh Venkataramanan return err; 112535e93561SDave Ertman } 112635e93561SDave Ertman 112735e93561SDave Ertman /** 1128ab4ab73fSBruce Allan * ice_get_priv_flags - report device private flags 1129ab4ab73fSBruce Allan * @netdev: network interface device structure 1130ab4ab73fSBruce Allan * 1131ab4ab73fSBruce Allan * The get string set count and the string set should be matched for each 1132ab4ab73fSBruce Allan * flag returned. Add new strings for each flag to the ice_gstrings_priv_flags 1133ab4ab73fSBruce Allan * array. 1134ab4ab73fSBruce Allan * 1135ab4ab73fSBruce Allan * Returns a u32 bitmap of flags. 1136ab4ab73fSBruce Allan */ 1137ab4ab73fSBruce Allan static u32 ice_get_priv_flags(struct net_device *netdev) 1138ab4ab73fSBruce Allan { 1139ab4ab73fSBruce Allan struct ice_netdev_priv *np = netdev_priv(netdev); 1140ab4ab73fSBruce Allan struct ice_vsi *vsi = np->vsi; 1141ab4ab73fSBruce Allan struct ice_pf *pf = vsi->back; 1142ab4ab73fSBruce Allan u32 i, ret_flags = 0; 1143ab4ab73fSBruce Allan 1144ab4ab73fSBruce Allan for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) { 1145ab4ab73fSBruce Allan const struct ice_priv_flag *priv_flag; 1146ab4ab73fSBruce Allan 1147ab4ab73fSBruce Allan priv_flag = &ice_gstrings_priv_flags[i]; 1148ab4ab73fSBruce Allan 1149ab4ab73fSBruce Allan if (test_bit(priv_flag->bitno, pf->flags)) 1150ab4ab73fSBruce Allan ret_flags |= BIT(i); 1151ab4ab73fSBruce Allan } 1152ab4ab73fSBruce Allan 1153ab4ab73fSBruce Allan return ret_flags; 1154ab4ab73fSBruce Allan } 1155ab4ab73fSBruce Allan 1156ab4ab73fSBruce Allan /** 1157ab4ab73fSBruce Allan * ice_set_priv_flags - set private flags 1158ab4ab73fSBruce Allan * @netdev: network interface device structure 1159ab4ab73fSBruce Allan * @flags: bit flags to be set 1160ab4ab73fSBruce Allan */ 1161ab4ab73fSBruce Allan static int ice_set_priv_flags(struct net_device *netdev, u32 flags) 1162ab4ab73fSBruce Allan { 1163ab4ab73fSBruce Allan struct ice_netdev_priv *np = netdev_priv(netdev); 11643a257a14SAnirudh Venkataramanan DECLARE_BITMAP(change_flags, ICE_PF_FLAGS_NBITS); 11653a257a14SAnirudh Venkataramanan DECLARE_BITMAP(orig_flags, ICE_PF_FLAGS_NBITS); 1166ab4ab73fSBruce Allan struct ice_vsi *vsi = np->vsi; 1167ab4ab73fSBruce Allan struct ice_pf *pf = vsi->back; 11684015d11eSBrett Creeley struct device *dev; 11693a257a14SAnirudh Venkataramanan int ret = 0; 1170ab4ab73fSBruce Allan u32 i; 1171ab4ab73fSBruce Allan 1172ab4ab73fSBruce Allan if (flags > BIT(ICE_PRIV_FLAG_ARRAY_SIZE)) 1173ab4ab73fSBruce Allan return -EINVAL; 1174ab4ab73fSBruce Allan 11754015d11eSBrett Creeley dev = ice_pf_to_dev(pf); 11763a257a14SAnirudh Venkataramanan set_bit(ICE_FLAG_ETHTOOL_CTXT, pf->flags); 11773a257a14SAnirudh Venkataramanan 11783a257a14SAnirudh Venkataramanan bitmap_copy(orig_flags, pf->flags, ICE_PF_FLAGS_NBITS); 1179ab4ab73fSBruce Allan for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) { 1180ab4ab73fSBruce Allan const struct ice_priv_flag *priv_flag; 1181ab4ab73fSBruce Allan 1182ab4ab73fSBruce Allan priv_flag = &ice_gstrings_priv_flags[i]; 1183ab4ab73fSBruce Allan 1184ab4ab73fSBruce Allan if (flags & BIT(i)) 1185ab4ab73fSBruce Allan set_bit(priv_flag->bitno, pf->flags); 1186ab4ab73fSBruce Allan else 1187ab4ab73fSBruce Allan clear_bit(priv_flag->bitno, pf->flags); 1188ab4ab73fSBruce Allan } 1189ab4ab73fSBruce Allan 11903a257a14SAnirudh Venkataramanan bitmap_xor(change_flags, pf->flags, orig_flags, ICE_PF_FLAGS_NBITS); 11913a257a14SAnirudh Venkataramanan 1192b4e813ddSBruce Allan /* Do not allow change to link-down-on-close when Total Port Shutdown 1193b4e813ddSBruce Allan * is enabled. 1194b4e813ddSBruce Allan */ 1195b4e813ddSBruce Allan if (test_bit(ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA, change_flags) && 1196b4e813ddSBruce Allan test_bit(ICE_FLAG_TOTAL_PORT_SHUTDOWN_ENA, pf->flags)) { 1197b4e813ddSBruce Allan dev_err(dev, "Setting link-down-on-close not supported on this port\n"); 1198b4e813ddSBruce Allan set_bit(ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA, pf->flags); 1199b4e813ddSBruce Allan ret = -EINVAL; 1200b4e813ddSBruce Allan goto ethtool_exit; 1201b4e813ddSBruce Allan } 1202b4e813ddSBruce Allan 120384a118abSDave Ertman if (test_bit(ICE_FLAG_FW_LLDP_AGENT, change_flags)) { 120484a118abSDave Ertman if (!test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags)) { 12053a257a14SAnirudh Venkataramanan enum ice_status status; 12063a257a14SAnirudh Venkataramanan 12072e0e6228SDave Ertman /* Disable FW LLDP engine */ 1208ea300f41SDave Ertman status = ice_cfg_lldp_mib_change(&pf->hw, false); 1209ea300f41SDave Ertman 12103a257a14SAnirudh Venkataramanan /* If unregistering for LLDP events fails, this is 12113a257a14SAnirudh Venkataramanan * not an error state, as there shouldn't be any 12123a257a14SAnirudh Venkataramanan * events to respond to. 12133a257a14SAnirudh Venkataramanan */ 12143a257a14SAnirudh Venkataramanan if (status) 121519cce2c6SAnirudh Venkataramanan dev_info(dev, "Failed to unreg for LLDP events\n"); 12163a257a14SAnirudh Venkataramanan 12173a257a14SAnirudh Venkataramanan /* The AQ call to stop the FW LLDP agent will generate 12183a257a14SAnirudh Venkataramanan * an error if the agent is already stopped. 12193a257a14SAnirudh Venkataramanan */ 122031eafa40SAnirudh Venkataramanan status = ice_aq_stop_lldp(&pf->hw, true, true, NULL); 12213a257a14SAnirudh Venkataramanan if (status) 12224015d11eSBrett Creeley dev_warn(dev, "Fail to stop LLDP agent\n"); 12233a257a14SAnirudh Venkataramanan /* Use case for having the FW LLDP agent stopped 12243a257a14SAnirudh Venkataramanan * will likely not need DCB, so failure to init is 12253a257a14SAnirudh Venkataramanan * not a concern of ethtool 12263a257a14SAnirudh Venkataramanan */ 1227e223eaecSDave Ertman status = ice_init_pf_dcb(pf, true); 12283a257a14SAnirudh Venkataramanan if (status) 12294015d11eSBrett Creeley dev_warn(dev, "Fail to init DCB\n"); 12300d4907f6SDave Ertman 12310d4907f6SDave Ertman pf->dcbx_cap &= ~DCB_CAP_DCBX_LLD_MANAGED; 12320d4907f6SDave Ertman pf->dcbx_cap |= DCB_CAP_DCBX_HOST; 12333a257a14SAnirudh Venkataramanan } else { 12343a257a14SAnirudh Venkataramanan enum ice_status status; 12353a257a14SAnirudh Venkataramanan bool dcbx_agent_status; 12363a257a14SAnirudh Venkataramanan 12372a87bd73SDave Ertman if (ice_get_pfc_mode(pf) == ICE_QOS_MODE_DSCP) { 12382a87bd73SDave Ertman clear_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags); 12392a87bd73SDave Ertman dev_err(dev, "QoS in L3 DSCP mode, FW Agent not allowed to start\n"); 12402a87bd73SDave Ertman ret = -EOPNOTSUPP; 12412a87bd73SDave Ertman goto ethtool_exit; 12422a87bd73SDave Ertman } 12432a87bd73SDave Ertman 124434295a36SDave Ertman /* Remove rule to direct LLDP packets to default VSI. 124534295a36SDave Ertman * The FW LLDP engine will now be consuming them. 124634295a36SDave Ertman */ 124734295a36SDave Ertman ice_cfg_sw_lldp(vsi, false, false); 124834295a36SDave Ertman 12493a257a14SAnirudh Venkataramanan /* AQ command to start FW LLDP agent will return an 12503a257a14SAnirudh Venkataramanan * error if the agent is already started 12513a257a14SAnirudh Venkataramanan */ 125231eafa40SAnirudh Venkataramanan status = ice_aq_start_lldp(&pf->hw, true, NULL); 12533a257a14SAnirudh Venkataramanan if (status) 12544015d11eSBrett Creeley dev_warn(dev, "Fail to start LLDP Agent\n"); 12553a257a14SAnirudh Venkataramanan 12562f2da36eSAnirudh Venkataramanan /* AQ command to start FW DCBX agent will fail if 12573a257a14SAnirudh Venkataramanan * the agent is already started 12583a257a14SAnirudh Venkataramanan */ 12593a257a14SAnirudh Venkataramanan status = ice_aq_start_stop_dcbx(&pf->hw, true, 12603a257a14SAnirudh Venkataramanan &dcbx_agent_status, 12613a257a14SAnirudh Venkataramanan NULL); 12623a257a14SAnirudh Venkataramanan if (status) 12634015d11eSBrett Creeley dev_dbg(dev, "Failed to start FW DCBX\n"); 12643a257a14SAnirudh Venkataramanan 12654015d11eSBrett Creeley dev_info(dev, "FW DCBX agent is %s\n", 12663a257a14SAnirudh Venkataramanan dcbx_agent_status ? "ACTIVE" : "DISABLED"); 12673a257a14SAnirudh Venkataramanan 12683a257a14SAnirudh Venkataramanan /* Failure to configure MIB change or init DCB is not 12693a257a14SAnirudh Venkataramanan * relevant to ethtool. Print notification that 12703a257a14SAnirudh Venkataramanan * registration/init failed but do not return error 12713a257a14SAnirudh Venkataramanan * state to ethtool 12723a257a14SAnirudh Venkataramanan */ 1273e223eaecSDave Ertman status = ice_init_pf_dcb(pf, true); 12743a257a14SAnirudh Venkataramanan if (status) 12754015d11eSBrett Creeley dev_dbg(dev, "Fail to init DCB\n"); 12762e0e6228SDave Ertman 1277ea300f41SDave Ertman /* Register for MIB change events */ 1278ea300f41SDave Ertman status = ice_cfg_lldp_mib_change(&pf->hw, true); 1279ea300f41SDave Ertman if (status) 128019cce2c6SAnirudh Venkataramanan dev_dbg(dev, "Fail to enable MIB change events\n"); 128135e93561SDave Ertman 12820d4907f6SDave Ertman pf->dcbx_cap &= ~DCB_CAP_DCBX_HOST; 12830d4907f6SDave Ertman pf->dcbx_cap |= DCB_CAP_DCBX_LLD_MANAGED; 12840d4907f6SDave Ertman 128535e93561SDave Ertman ice_nway_reset(netdev); 12863a257a14SAnirudh Venkataramanan } 12873a257a14SAnirudh Venkataramanan } 12887237f5b0SMaciej Fijalkowski if (test_bit(ICE_FLAG_LEGACY_RX, change_flags)) { 12897237f5b0SMaciej Fijalkowski /* down and up VSI so that changes of Rx cfg are reflected. */ 12907237f5b0SMaciej Fijalkowski ice_down(vsi); 12917237f5b0SMaciej Fijalkowski ice_up(vsi); 12927237f5b0SMaciej Fijalkowski } 129301b5e89aSBrett Creeley /* don't allow modification of this flag when a single VF is in 129401b5e89aSBrett Creeley * promiscuous mode because it's not supported 129501b5e89aSBrett Creeley */ 129601b5e89aSBrett Creeley if (test_bit(ICE_FLAG_VF_TRUE_PROMISC_ENA, change_flags) && 129701b5e89aSBrett Creeley ice_is_any_vf_in_promisc(pf)) { 129801b5e89aSBrett Creeley dev_err(dev, "Changing vf-true-promisc-support flag while VF(s) are in promiscuous mode not supported\n"); 129901b5e89aSBrett Creeley /* toggle bit back to previous state */ 130001b5e89aSBrett Creeley change_bit(ICE_FLAG_VF_TRUE_PROMISC_ENA, pf->flags); 130101b5e89aSBrett Creeley ret = -EAGAIN; 130201b5e89aSBrett Creeley } 1303b4e813ddSBruce Allan ethtool_exit: 13043a257a14SAnirudh Venkataramanan clear_bit(ICE_FLAG_ETHTOOL_CTXT, pf->flags); 13053a257a14SAnirudh Venkataramanan return ret; 1306ab4ab73fSBruce Allan } 1307ab4ab73fSBruce Allan 1308fcea6f3dSAnirudh Venkataramanan static int ice_get_sset_count(struct net_device *netdev, int sset) 1309fcea6f3dSAnirudh Venkataramanan { 1310fcea6f3dSAnirudh Venkataramanan switch (sset) { 1311fcea6f3dSAnirudh Venkataramanan case ETH_SS_STATS: 1312f8ba7db8SJacob Keller /* The number (and order) of strings reported *must* remain 1313f8ba7db8SJacob Keller * constant for a given netdevice. This function must not 1314f8ba7db8SJacob Keller * report a different number based on run time parameters 1315f8ba7db8SJacob Keller * (such as the number of queues in use, or the setting of 1316f8ba7db8SJacob Keller * a private ethtool flag). This is due to the nature of the 1317f8ba7db8SJacob Keller * ethtool stats API. 1318f8ba7db8SJacob Keller * 1319f8ba7db8SJacob Keller * Userspace programs such as ethtool must make 3 separate 1320f8ba7db8SJacob Keller * ioctl requests, one for size, one for the strings, and 1321f8ba7db8SJacob Keller * finally one for the stats. Since these cross into 1322f8ba7db8SJacob Keller * userspace, changes to the number or size could result in 1323f8ba7db8SJacob Keller * undefined memory access or incorrect string<->value 1324f8ba7db8SJacob Keller * correlations for statistics. 1325f8ba7db8SJacob Keller * 1326f8ba7db8SJacob Keller * Even if it appears to be safe, changes to the size or 1327f8ba7db8SJacob Keller * order of strings will suffer from race conditions and are 1328f8ba7db8SJacob Keller * not safe. 1329f8ba7db8SJacob Keller */ 1330fcea6f3dSAnirudh Venkataramanan return ICE_ALL_STATS_LEN(netdev); 13310e674aebSAnirudh Venkataramanan case ETH_SS_TEST: 13320e674aebSAnirudh Venkataramanan return ICE_TEST_LEN; 1333ab4ab73fSBruce Allan case ETH_SS_PRIV_FLAGS: 1334ab4ab73fSBruce Allan return ICE_PRIV_FLAG_ARRAY_SIZE; 1335fcea6f3dSAnirudh Venkataramanan default: 1336fcea6f3dSAnirudh Venkataramanan return -EOPNOTSUPP; 1337fcea6f3dSAnirudh Venkataramanan } 1338fcea6f3dSAnirudh Venkataramanan } 1339fcea6f3dSAnirudh Venkataramanan 1340fcea6f3dSAnirudh Venkataramanan static void 1341*3f13f570SWojciech Drewek __ice_get_ethtool_stats(struct net_device *netdev, 1342*3f13f570SWojciech Drewek struct ethtool_stats __always_unused *stats, u64 *data, 1343*3f13f570SWojciech Drewek struct ice_vsi *vsi) 1344fcea6f3dSAnirudh Venkataramanan { 1345fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = vsi->back; 1346e72bba21SMaciej Fijalkowski struct ice_tx_ring *tx_ring; 1347e72bba21SMaciej Fijalkowski struct ice_rx_ring *rx_ring; 13485a4a8673SBruce Allan unsigned int j; 1349fcea6f3dSAnirudh Venkataramanan int i = 0; 1350fcea6f3dSAnirudh Venkataramanan char *p; 1351fcea6f3dSAnirudh Venkataramanan 13525a4a8673SBruce Allan ice_update_pf_stats(pf); 13535a4a8673SBruce Allan ice_update_vsi_stats(vsi); 13545a4a8673SBruce Allan 1355fcea6f3dSAnirudh Venkataramanan for (j = 0; j < ICE_VSI_STATS_LEN; j++) { 1356fcea6f3dSAnirudh Venkataramanan p = (char *)vsi + ice_gstrings_vsi_stats[j].stat_offset; 1357fcea6f3dSAnirudh Venkataramanan data[i++] = (ice_gstrings_vsi_stats[j].sizeof_stat == 1358fcea6f3dSAnirudh Venkataramanan sizeof(u64)) ? *(u64 *)p : *(u32 *)p; 1359fcea6f3dSAnirudh Venkataramanan } 1360fcea6f3dSAnirudh Venkataramanan 13617aae80ceSWojciech Drewek if (ice_is_port_repr_netdev(netdev)) 13627aae80ceSWojciech Drewek return; 13637aae80ceSWojciech Drewek 1364fcea6f3dSAnirudh Venkataramanan /* populate per queue stats */ 1365fcea6f3dSAnirudh Venkataramanan rcu_read_lock(); 1366fcea6f3dSAnirudh Venkataramanan 1367f8ba7db8SJacob Keller ice_for_each_alloc_txq(vsi, j) { 1368e72bba21SMaciej Fijalkowski tx_ring = READ_ONCE(vsi->tx_rings[j]); 1369e72bba21SMaciej Fijalkowski if (tx_ring) { 1370e72bba21SMaciej Fijalkowski data[i++] = tx_ring->stats.pkts; 1371e72bba21SMaciej Fijalkowski data[i++] = tx_ring->stats.bytes; 1372f8ba7db8SJacob Keller } else { 1373f8ba7db8SJacob Keller data[i++] = 0; 1374f8ba7db8SJacob Keller data[i++] = 0; 1375f8ba7db8SJacob Keller } 1376fcea6f3dSAnirudh Venkataramanan } 1377fcea6f3dSAnirudh Venkataramanan 1378f8ba7db8SJacob Keller ice_for_each_alloc_rxq(vsi, j) { 1379e72bba21SMaciej Fijalkowski rx_ring = READ_ONCE(vsi->rx_rings[j]); 1380e72bba21SMaciej Fijalkowski if (rx_ring) { 1381e72bba21SMaciej Fijalkowski data[i++] = rx_ring->stats.pkts; 1382e72bba21SMaciej Fijalkowski data[i++] = rx_ring->stats.bytes; 1383f8ba7db8SJacob Keller } else { 1384f8ba7db8SJacob Keller data[i++] = 0; 1385f8ba7db8SJacob Keller data[i++] = 0; 1386f8ba7db8SJacob Keller } 1387fcea6f3dSAnirudh Venkataramanan } 1388fcea6f3dSAnirudh Venkataramanan 1389fcea6f3dSAnirudh Venkataramanan rcu_read_unlock(); 1390fcea6f3dSAnirudh Venkataramanan 1391fcea6f3dSAnirudh Venkataramanan if (vsi->type != ICE_VSI_PF) 1392fcea6f3dSAnirudh Venkataramanan return; 1393fcea6f3dSAnirudh Venkataramanan 1394fcea6f3dSAnirudh Venkataramanan for (j = 0; j < ICE_PF_STATS_LEN; j++) { 1395fcea6f3dSAnirudh Venkataramanan p = (char *)pf + ice_gstrings_pf_stats[j].stat_offset; 1396fcea6f3dSAnirudh Venkataramanan data[i++] = (ice_gstrings_pf_stats[j].sizeof_stat == 1397fcea6f3dSAnirudh Venkataramanan sizeof(u64)) ? *(u64 *)p : *(u32 *)p; 1398fcea6f3dSAnirudh Venkataramanan } 13994b0fdcebSAnirudh Venkataramanan 14004b0fdcebSAnirudh Venkataramanan for (j = 0; j < ICE_MAX_USER_PRIORITY; j++) { 14014b0fdcebSAnirudh Venkataramanan data[i++] = pf->stats.priority_xon_tx[j]; 14024b0fdcebSAnirudh Venkataramanan data[i++] = pf->stats.priority_xoff_tx[j]; 14034b0fdcebSAnirudh Venkataramanan } 14044b0fdcebSAnirudh Venkataramanan 14054b0fdcebSAnirudh Venkataramanan for (j = 0; j < ICE_MAX_USER_PRIORITY; j++) { 14064b0fdcebSAnirudh Venkataramanan data[i++] = pf->stats.priority_xon_rx[j]; 14074b0fdcebSAnirudh Venkataramanan data[i++] = pf->stats.priority_xoff_rx[j]; 14084b0fdcebSAnirudh Venkataramanan } 1409fcea6f3dSAnirudh Venkataramanan } 1410fcea6f3dSAnirudh Venkataramanan 1411*3f13f570SWojciech Drewek static void 1412*3f13f570SWojciech Drewek ice_get_ethtool_stats(struct net_device *netdev, 1413*3f13f570SWojciech Drewek struct ethtool_stats __always_unused *stats, u64 *data) 1414*3f13f570SWojciech Drewek { 1415*3f13f570SWojciech Drewek struct ice_netdev_priv *np = netdev_priv(netdev); 1416*3f13f570SWojciech Drewek 1417*3f13f570SWojciech Drewek __ice_get_ethtool_stats(netdev, stats, data, np->vsi); 1418*3f13f570SWojciech Drewek } 1419*3f13f570SWojciech Drewek 1420ea78ce4dSPaul Greenwalt #define ICE_PHY_TYPE_LOW_MASK_MIN_1G (ICE_PHY_TYPE_LOW_100BASE_TX | \ 1421ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100M_SGMII) 1422ea78ce4dSPaul Greenwalt 1423ea78ce4dSPaul Greenwalt #define ICE_PHY_TYPE_LOW_MASK_MIN_25G (ICE_PHY_TYPE_LOW_MASK_MIN_1G | \ 1424ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_1000BASE_T | \ 1425ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_1000BASE_SX | \ 1426ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_1000BASE_LX | \ 1427ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_1000BASE_KX | \ 1428ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_1G_SGMII | \ 1429ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_2500BASE_T | \ 1430ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_2500BASE_X | \ 1431ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_2500BASE_KX | \ 1432ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_5GBASE_T | \ 1433ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_5GBASE_KR | \ 1434ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10GBASE_T | \ 1435ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10G_SFI_DA | \ 1436ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10GBASE_SR | \ 1437ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10GBASE_LR | \ 1438ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10GBASE_KR_CR1 | \ 1439ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC | \ 1440ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10G_SFI_C2C) 1441ea78ce4dSPaul Greenwalt 1442ea78ce4dSPaul Greenwalt #define ICE_PHY_TYPE_LOW_MASK_100G (ICE_PHY_TYPE_LOW_100GBASE_CR4 | \ 1443ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_SR4 | \ 1444ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_LR4 | \ 1445ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_KR4 | \ 1446ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC | \ 1447ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100G_CAUI4 | \ 1448ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC | \ 1449ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100G_AUI4 | \ 1450ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4 | \ 1451ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4 | \ 1452ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_CP2 | \ 1453ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_SR2 | \ 1454ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_DR) 1455ea78ce4dSPaul Greenwalt 1456ea78ce4dSPaul Greenwalt #define ICE_PHY_TYPE_HIGH_MASK_100G (ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4 | \ 1457ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC |\ 1458ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_HIGH_100G_CAUI2 | \ 1459ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC | \ 1460ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_HIGH_100G_AUI2) 1461ea78ce4dSPaul Greenwalt 1462ea78ce4dSPaul Greenwalt /** 1463ea78ce4dSPaul Greenwalt * ice_mask_min_supported_speeds 1464ea78ce4dSPaul Greenwalt * @phy_types_high: PHY type high 1465ea78ce4dSPaul Greenwalt * @phy_types_low: PHY type low to apply minimum supported speeds mask 1466ea78ce4dSPaul Greenwalt * 1467ea78ce4dSPaul Greenwalt * Apply minimum supported speeds mask to PHY type low. These are the speeds 1468ea78ce4dSPaul Greenwalt * for ethtool supported link mode. 1469ea78ce4dSPaul Greenwalt */ 1470ea78ce4dSPaul Greenwalt static 1471ea78ce4dSPaul Greenwalt void ice_mask_min_supported_speeds(u64 phy_types_high, u64 *phy_types_low) 1472ea78ce4dSPaul Greenwalt { 1473ea78ce4dSPaul Greenwalt /* if QSFP connection with 100G speed, minimum supported speed is 25G */ 1474ea78ce4dSPaul Greenwalt if (*phy_types_low & ICE_PHY_TYPE_LOW_MASK_100G || 1475ea78ce4dSPaul Greenwalt phy_types_high & ICE_PHY_TYPE_HIGH_MASK_100G) 1476ea78ce4dSPaul Greenwalt *phy_types_low &= ~ICE_PHY_TYPE_LOW_MASK_MIN_25G; 1477ea78ce4dSPaul Greenwalt else 1478ea78ce4dSPaul Greenwalt *phy_types_low &= ~ICE_PHY_TYPE_LOW_MASK_MIN_1G; 1479ea78ce4dSPaul Greenwalt } 1480ea78ce4dSPaul Greenwalt 1481ea78ce4dSPaul Greenwalt #define ice_ethtool_advertise_link_mode(aq_link_speed, ethtool_link_mode) \ 1482ea78ce4dSPaul Greenwalt do { \ 1483ea78ce4dSPaul Greenwalt if (req_speeds & (aq_link_speed) || \ 1484ea78ce4dSPaul Greenwalt (!req_speeds && \ 14850a02944fSAnirudh Venkataramanan (advert_phy_type_lo & phy_type_mask_lo || \ 14860a02944fSAnirudh Venkataramanan advert_phy_type_hi & phy_type_mask_hi))) \ 1487ea78ce4dSPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, advertising,\ 1488ea78ce4dSPaul Greenwalt ethtool_link_mode); \ 1489ea78ce4dSPaul Greenwalt } while (0) 1490ea78ce4dSPaul Greenwalt 149148cb27f2SChinh Cao /** 149248cb27f2SChinh Cao * ice_phy_type_to_ethtool - convert the phy_types to ethtool link modes 149348cb27f2SChinh Cao * @netdev: network interface device structure 149448cb27f2SChinh Cao * @ks: ethtool link ksettings struct to fill out 149548cb27f2SChinh Cao */ 1496aef74145SAnirudh Venkataramanan static void 1497aef74145SAnirudh Venkataramanan ice_phy_type_to_ethtool(struct net_device *netdev, 1498fcea6f3dSAnirudh Venkataramanan struct ethtool_link_ksettings *ks) 1499fcea6f3dSAnirudh Venkataramanan { 1500fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 1501fcea6f3dSAnirudh Venkataramanan struct ice_vsi *vsi = np->vsi; 1502ea78ce4dSPaul Greenwalt struct ice_pf *pf = vsi->back; 15030a02944fSAnirudh Venkataramanan u64 advert_phy_type_lo = 0; 15040a02944fSAnirudh Venkataramanan u64 advert_phy_type_hi = 0; 1505ea78ce4dSPaul Greenwalt u64 phy_type_mask_lo = 0; 1506ea78ce4dSPaul Greenwalt u64 phy_type_mask_hi = 0; 1507ea78ce4dSPaul Greenwalt u64 phy_types_high = 0; 1508ea78ce4dSPaul Greenwalt u64 phy_types_low = 0; 1509ea78ce4dSPaul Greenwalt u16 req_speeds; 1510fcea6f3dSAnirudh Venkataramanan 1511ea78ce4dSPaul Greenwalt req_speeds = vsi->port_info->phy.link_info.req_speeds; 1512ea78ce4dSPaul Greenwalt 1513ea78ce4dSPaul Greenwalt /* Check if lenient mode is supported and enabled, or in strict mode. 1514ea78ce4dSPaul Greenwalt * 1515ea78ce4dSPaul Greenwalt * In lenient mode the Supported link modes are the PHY types without 1516ea78ce4dSPaul Greenwalt * media. The Advertising link mode is either 1. the user requested 1517ea78ce4dSPaul Greenwalt * speed, 2. the override PHY mask, or 3. the PHY types with media. 1518ea78ce4dSPaul Greenwalt * 1519ea78ce4dSPaul Greenwalt * In strict mode Supported link mode are the PHY type with media, 1520ea78ce4dSPaul Greenwalt * and Advertising link modes are the media PHY type or the speed 1521ea78ce4dSPaul Greenwalt * requested by user. 1522ea78ce4dSPaul Greenwalt */ 1523ea78ce4dSPaul Greenwalt if (test_bit(ICE_FLAG_LINK_LENIENT_MODE_ENA, pf->flags)) { 1524ea78ce4dSPaul Greenwalt phy_types_low = le64_to_cpu(pf->nvm_phy_type_lo); 1525ea78ce4dSPaul Greenwalt phy_types_high = le64_to_cpu(pf->nvm_phy_type_hi); 1526ea78ce4dSPaul Greenwalt 1527ea78ce4dSPaul Greenwalt ice_mask_min_supported_speeds(phy_types_high, &phy_types_low); 15280a02944fSAnirudh Venkataramanan /* determine advertised modes based on link override only 15290a02944fSAnirudh Venkataramanan * if it's supported and if the FW doesn't abstract the 15300a02944fSAnirudh Venkataramanan * driver from having to account for link overrides 15310a02944fSAnirudh Venkataramanan */ 15320a02944fSAnirudh Venkataramanan if (ice_fw_supports_link_override(&pf->hw) && 15330a02944fSAnirudh Venkataramanan !ice_fw_supports_report_dflt_cfg(&pf->hw)) { 15340a02944fSAnirudh Venkataramanan struct ice_link_default_override_tlv *ldo; 1535ea78ce4dSPaul Greenwalt 15360a02944fSAnirudh Venkataramanan ldo = &pf->link_dflt_override; 1537ea78ce4dSPaul Greenwalt /* If override enabled and PHY mask set, then 1538ea78ce4dSPaul Greenwalt * Advertising link mode is the intersection of the PHY 1539ea78ce4dSPaul Greenwalt * types without media and the override PHY mask. 1540ea78ce4dSPaul Greenwalt */ 1541ea78ce4dSPaul Greenwalt if (ldo->options & ICE_LINK_OVERRIDE_EN && 1542ea78ce4dSPaul Greenwalt (ldo->phy_type_low || ldo->phy_type_high)) { 15430a02944fSAnirudh Venkataramanan advert_phy_type_lo = 1544ea78ce4dSPaul Greenwalt le64_to_cpu(pf->nvm_phy_type_lo) & 1545ea78ce4dSPaul Greenwalt ldo->phy_type_low; 15460a02944fSAnirudh Venkataramanan advert_phy_type_hi = 1547ea78ce4dSPaul Greenwalt le64_to_cpu(pf->nvm_phy_type_hi) & 1548ea78ce4dSPaul Greenwalt ldo->phy_type_high; 1549ea78ce4dSPaul Greenwalt } 15500a02944fSAnirudh Venkataramanan } 1551ea78ce4dSPaul Greenwalt } else { 15520a02944fSAnirudh Venkataramanan /* strict mode */ 155348cb27f2SChinh Cao phy_types_low = vsi->port_info->phy.phy_type_low; 1554aef74145SAnirudh Venkataramanan phy_types_high = vsi->port_info->phy.phy_type_high; 1555ea78ce4dSPaul Greenwalt } 1556ea78ce4dSPaul Greenwalt 1557ea78ce4dSPaul Greenwalt /* If Advertising link mode PHY type is not using override PHY type, 1558ea78ce4dSPaul Greenwalt * then use PHY type with media. 1559ea78ce4dSPaul Greenwalt */ 15600a02944fSAnirudh Venkataramanan if (!advert_phy_type_lo && !advert_phy_type_hi) { 15610a02944fSAnirudh Venkataramanan advert_phy_type_lo = vsi->port_info->phy.phy_type_low; 15620a02944fSAnirudh Venkataramanan advert_phy_type_hi = vsi->port_info->phy.phy_type_high; 1563ea78ce4dSPaul Greenwalt } 1564fcea6f3dSAnirudh Venkataramanan 156548cb27f2SChinh Cao ethtool_link_ksettings_zero_link_mode(ks, supported); 156648cb27f2SChinh Cao ethtool_link_ksettings_zero_link_mode(ks, advertising); 156748cb27f2SChinh Cao 1568ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_100BASE_TX | 1569ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100M_SGMII; 1570ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 157148cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 157248cb27f2SChinh Cao 100baseT_Full); 1573ea78ce4dSPaul Greenwalt 1574ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100MB, 157548cb27f2SChinh Cao 100baseT_Full); 157648cb27f2SChinh Cao } 1577ea78ce4dSPaul Greenwalt 1578ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_1000BASE_T | 1579ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_1G_SGMII; 1580ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 158148cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 158248cb27f2SChinh Cao 1000baseT_Full); 1583ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_1000MB, 158448cb27f2SChinh Cao 1000baseT_Full); 158548cb27f2SChinh Cao } 1586ea78ce4dSPaul Greenwalt 1587ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_1000BASE_KX; 1588ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 158948cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 159048cb27f2SChinh Cao 1000baseKX_Full); 1591ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_1000MB, 159248cb27f2SChinh Cao 1000baseKX_Full); 159348cb27f2SChinh Cao } 1594ea78ce4dSPaul Greenwalt 1595ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_1000BASE_SX | 1596ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_1000BASE_LX; 1597ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 159848cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 159948cb27f2SChinh Cao 1000baseX_Full); 1600ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_1000MB, 160148cb27f2SChinh Cao 1000baseX_Full); 160248cb27f2SChinh Cao } 1603ea78ce4dSPaul Greenwalt 1604ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_2500BASE_T; 1605ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 160648cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 160748cb27f2SChinh Cao 2500baseT_Full); 1608ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_2500MB, 160948cb27f2SChinh Cao 2500baseT_Full); 161048cb27f2SChinh Cao } 1611ea78ce4dSPaul Greenwalt 1612ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_2500BASE_X | 1613ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_2500BASE_KX; 1614ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 161548cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 161648cb27f2SChinh Cao 2500baseX_Full); 1617ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_2500MB, 161848cb27f2SChinh Cao 2500baseX_Full); 161948cb27f2SChinh Cao } 1620ea78ce4dSPaul Greenwalt 1621ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_5GBASE_T | 1622ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_5GBASE_KR; 1623ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 162448cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 162548cb27f2SChinh Cao 5000baseT_Full); 1626ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_5GB, 162748cb27f2SChinh Cao 5000baseT_Full); 162848cb27f2SChinh Cao } 1629ea78ce4dSPaul Greenwalt 1630ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_10GBASE_T | 1631ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10G_SFI_DA | 1632ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC | 1633ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_10G_SFI_C2C; 1634ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 1635fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, 1636fcea6f3dSAnirudh Venkataramanan 10000baseT_Full); 1637ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_10GB, 1638fcea6f3dSAnirudh Venkataramanan 10000baseT_Full); 163948cb27f2SChinh Cao } 1640ea78ce4dSPaul Greenwalt 1641ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_10GBASE_KR_CR1; 1642ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 164348cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 164448cb27f2SChinh Cao 10000baseKR_Full); 1645ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_10GB, 164648cb27f2SChinh Cao 10000baseKR_Full); 164748cb27f2SChinh Cao } 1648ea78ce4dSPaul Greenwalt 1649ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_10GBASE_SR; 1650ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 165148cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 165248cb27f2SChinh Cao 10000baseSR_Full); 1653ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_10GB, 165448cb27f2SChinh Cao 10000baseSR_Full); 165548cb27f2SChinh Cao } 1656ea78ce4dSPaul Greenwalt 1657ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_10GBASE_LR; 1658ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 165948cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 166048cb27f2SChinh Cao 10000baseLR_Full); 1661ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_10GB, 166248cb27f2SChinh Cao 10000baseLR_Full); 166348cb27f2SChinh Cao } 1664ea78ce4dSPaul Greenwalt 1665ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_25GBASE_T | 1666ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_25GBASE_CR | 1667ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_25GBASE_CR_S | 1668ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_25GBASE_CR1 | 1669ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC | 1670ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_25G_AUI_C2C; 1671ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 167248cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 167348cb27f2SChinh Cao 25000baseCR_Full); 1674ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_25GB, 167548cb27f2SChinh Cao 25000baseCR_Full); 167648cb27f2SChinh Cao } 1677ea78ce4dSPaul Greenwalt 1678ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_25GBASE_SR | 1679ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_25GBASE_LR; 1680ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 168148cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 168248cb27f2SChinh Cao 25000baseSR_Full); 1683ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_25GB, 168448cb27f2SChinh Cao 25000baseSR_Full); 168548cb27f2SChinh Cao } 1686ea78ce4dSPaul Greenwalt 1687ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_25GBASE_KR | 1688ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_25GBASE_KR_S | 1689ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_25GBASE_KR1; 1690ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 169148cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 169248cb27f2SChinh Cao 25000baseKR_Full); 1693ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_25GB, 169448cb27f2SChinh Cao 25000baseKR_Full); 169548cb27f2SChinh Cao } 1696ea78ce4dSPaul Greenwalt 1697ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_40GBASE_KR4; 1698ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 169948cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 170048cb27f2SChinh Cao 40000baseKR4_Full); 1701ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_40GB, 170248cb27f2SChinh Cao 40000baseKR4_Full); 170348cb27f2SChinh Cao } 1704ea78ce4dSPaul Greenwalt 1705ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_40GBASE_CR4 | 1706ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC | 1707ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_40G_XLAUI; 1708ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 170948cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 171048cb27f2SChinh Cao 40000baseCR4_Full); 1711ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_40GB, 171248cb27f2SChinh Cao 40000baseCR4_Full); 171348cb27f2SChinh Cao } 1714ea78ce4dSPaul Greenwalt 1715ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_40GBASE_SR4; 1716ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 171748cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 171848cb27f2SChinh Cao 40000baseSR4_Full); 1719ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_40GB, 172048cb27f2SChinh Cao 40000baseSR4_Full); 172148cb27f2SChinh Cao } 1722ea78ce4dSPaul Greenwalt 1723ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_40GBASE_LR4; 1724ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 172548cb27f2SChinh Cao ethtool_link_ksettings_add_link_mode(ks, supported, 172648cb27f2SChinh Cao 40000baseLR4_Full); 1727ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_40GB, 172848cb27f2SChinh Cao 40000baseLR4_Full); 172948cb27f2SChinh Cao } 1730ea78ce4dSPaul Greenwalt 1731ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_50GBASE_CR2 | 1732ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC | 1733ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50G_LAUI2 | 1734ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC | 1735ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50G_AUI2 | 1736ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50GBASE_CP | 1737ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50GBASE_SR | 1738ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC | 1739ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50G_AUI1; 1740ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 1741aef74145SAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, 1742aef74145SAnirudh Venkataramanan 50000baseCR2_Full); 1743ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_50GB, 1744aef74145SAnirudh Venkataramanan 50000baseCR2_Full); 1745aef74145SAnirudh Venkataramanan } 1746ea78ce4dSPaul Greenwalt 1747ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_50GBASE_KR2 | 1748ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4; 1749ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 1750aef74145SAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, 1751aef74145SAnirudh Venkataramanan 50000baseKR2_Full); 1752ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_50GB, 1753aef74145SAnirudh Venkataramanan 50000baseKR2_Full); 1754aef74145SAnirudh Venkataramanan } 1755ea78ce4dSPaul Greenwalt 1756ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_50GBASE_SR2 | 1757ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50GBASE_LR2 | 1758ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50GBASE_FR | 1759ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_50GBASE_LR; 1760ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 1761aef74145SAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, 1762aef74145SAnirudh Venkataramanan 50000baseSR2_Full); 1763ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_50GB, 1764aef74145SAnirudh Venkataramanan 50000baseSR2_Full); 1765aef74145SAnirudh Venkataramanan } 1766ea78ce4dSPaul Greenwalt 1767ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_100GBASE_CR4 | 1768ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC | 1769ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100G_CAUI4 | 1770ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC | 1771ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100G_AUI4 | 1772ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4 | 1773ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_CP2; 1774ea78ce4dSPaul Greenwalt phy_type_mask_hi = ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC | 1775ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_HIGH_100G_CAUI2 | 1776ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC | 1777ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_HIGH_100G_AUI2; 1778ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo || 1779ea78ce4dSPaul Greenwalt phy_types_high & phy_type_mask_hi) { 1780aef74145SAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, 1781aef74145SAnirudh Venkataramanan 100000baseCR4_Full); 1782ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100GB, 1783aef74145SAnirudh Venkataramanan 100000baseCR4_Full); 1784aef74145SAnirudh Venkataramanan } 1785ea78ce4dSPaul Greenwalt 1786ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_100GBASE_SR4 | 1787ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_SR2; 1788ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 1789aef74145SAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, 1790aef74145SAnirudh Venkataramanan 100000baseSR4_Full); 1791ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100GB, 1792aef74145SAnirudh Venkataramanan 100000baseSR4_Full); 1793aef74145SAnirudh Venkataramanan } 1794ea78ce4dSPaul Greenwalt 1795ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_100GBASE_LR4 | 1796ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_DR; 1797ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo) { 1798aef74145SAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, 1799aef74145SAnirudh Venkataramanan 100000baseLR4_ER4_Full); 1800ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100GB, 1801aef74145SAnirudh Venkataramanan 100000baseLR4_ER4_Full); 1802aef74145SAnirudh Venkataramanan } 1803ea78ce4dSPaul Greenwalt 1804ea78ce4dSPaul Greenwalt phy_type_mask_lo = ICE_PHY_TYPE_LOW_100GBASE_KR4 | 1805ea78ce4dSPaul Greenwalt ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4; 1806ea78ce4dSPaul Greenwalt phy_type_mask_hi = ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4; 1807ea78ce4dSPaul Greenwalt if (phy_types_low & phy_type_mask_lo || 1808ea78ce4dSPaul Greenwalt phy_types_high & phy_type_mask_hi) { 1809aef74145SAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, 1810aef74145SAnirudh Venkataramanan 100000baseKR4_Full); 1811ea78ce4dSPaul Greenwalt ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100GB, 1812aef74145SAnirudh Venkataramanan 100000baseKR4_Full); 1813ea78ce4dSPaul Greenwalt } 181448cb27f2SChinh Cao } 181548cb27f2SChinh Cao 181648cb27f2SChinh Cao #define TEST_SET_BITS_TIMEOUT 50 181748cb27f2SChinh Cao #define TEST_SET_BITS_SLEEP_MAX 2000 181848cb27f2SChinh Cao #define TEST_SET_BITS_SLEEP_MIN 1000 181948cb27f2SChinh Cao 182048cb27f2SChinh Cao /** 182148cb27f2SChinh Cao * ice_get_settings_link_up - Get Link settings for when link is up 182248cb27f2SChinh Cao * @ks: ethtool ksettings to fill in 182348cb27f2SChinh Cao * @netdev: network interface device structure 182448cb27f2SChinh Cao */ 1825aef74145SAnirudh Venkataramanan static void 1826aef74145SAnirudh Venkataramanan ice_get_settings_link_up(struct ethtool_link_ksettings *ks, 182748cb27f2SChinh Cao struct net_device *netdev) 182848cb27f2SChinh Cao { 182948cb27f2SChinh Cao struct ice_netdev_priv *np = netdev_priv(netdev); 18305a056cd7SPaul Greenwalt struct ice_port_info *pi = np->vsi->port_info; 183148cb27f2SChinh Cao struct ice_link_status *link_info; 183248cb27f2SChinh Cao struct ice_vsi *vsi = np->vsi; 183348cb27f2SChinh Cao 183448cb27f2SChinh Cao link_info = &vsi->port_info->phy.link_info; 183548cb27f2SChinh Cao 1836ad9a87beSPaul Greenwalt /* Get supported and advertised settings from PHY ability with media */ 1837ad9a87beSPaul Greenwalt ice_phy_type_to_ethtool(netdev, ks); 183848cb27f2SChinh Cao 183948cb27f2SChinh Cao switch (link_info->link_speed) { 1840aef74145SAnirudh Venkataramanan case ICE_AQ_LINK_SPEED_100GB: 1841aef74145SAnirudh Venkataramanan ks->base.speed = SPEED_100000; 1842aef74145SAnirudh Venkataramanan break; 1843aef74145SAnirudh Venkataramanan case ICE_AQ_LINK_SPEED_50GB: 1844aef74145SAnirudh Venkataramanan ks->base.speed = SPEED_50000; 1845aef74145SAnirudh Venkataramanan break; 184648cb27f2SChinh Cao case ICE_AQ_LINK_SPEED_40GB: 184748cb27f2SChinh Cao ks->base.speed = SPEED_40000; 1848fcea6f3dSAnirudh Venkataramanan break; 1849fcea6f3dSAnirudh Venkataramanan case ICE_AQ_LINK_SPEED_25GB: 1850fcea6f3dSAnirudh Venkataramanan ks->base.speed = SPEED_25000; 1851fcea6f3dSAnirudh Venkataramanan break; 185248cb27f2SChinh Cao case ICE_AQ_LINK_SPEED_20GB: 185348cb27f2SChinh Cao ks->base.speed = SPEED_20000; 185448cb27f2SChinh Cao break; 185548cb27f2SChinh Cao case ICE_AQ_LINK_SPEED_10GB: 185648cb27f2SChinh Cao ks->base.speed = SPEED_10000; 185748cb27f2SChinh Cao break; 185848cb27f2SChinh Cao case ICE_AQ_LINK_SPEED_5GB: 185948cb27f2SChinh Cao ks->base.speed = SPEED_5000; 186048cb27f2SChinh Cao break; 186148cb27f2SChinh Cao case ICE_AQ_LINK_SPEED_2500MB: 186248cb27f2SChinh Cao ks->base.speed = SPEED_2500; 186348cb27f2SChinh Cao break; 186448cb27f2SChinh Cao case ICE_AQ_LINK_SPEED_1000MB: 186548cb27f2SChinh Cao ks->base.speed = SPEED_1000; 186648cb27f2SChinh Cao break; 186748cb27f2SChinh Cao case ICE_AQ_LINK_SPEED_100MB: 186848cb27f2SChinh Cao ks->base.speed = SPEED_100; 1869fcea6f3dSAnirudh Venkataramanan break; 1870fcea6f3dSAnirudh Venkataramanan default: 187119cce2c6SAnirudh Venkataramanan netdev_info(netdev, "WARNING: Unrecognized link_speed (0x%x).\n", 187248cb27f2SChinh Cao link_info->link_speed); 1873fcea6f3dSAnirudh Venkataramanan break; 1874fcea6f3dSAnirudh Venkataramanan } 1875fcea6f3dSAnirudh Venkataramanan ks->base.duplex = DUPLEX_FULL; 18765a056cd7SPaul Greenwalt 18775a056cd7SPaul Greenwalt if (link_info->an_info & ICE_AQ_AN_COMPLETED) 18785a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, lp_advertising, 18795a056cd7SPaul Greenwalt Autoneg); 18805a056cd7SPaul Greenwalt 18815a056cd7SPaul Greenwalt /* Set flow control negotiated Rx/Tx pause */ 18825a056cd7SPaul Greenwalt switch (pi->fc.current_mode) { 18835a056cd7SPaul Greenwalt case ICE_FC_FULL: 18845a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, lp_advertising, Pause); 18855a056cd7SPaul Greenwalt break; 18865a056cd7SPaul Greenwalt case ICE_FC_TX_PAUSE: 18875a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, lp_advertising, Pause); 18885a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, lp_advertising, 18895a056cd7SPaul Greenwalt Asym_Pause); 18905a056cd7SPaul Greenwalt break; 18915a056cd7SPaul Greenwalt case ICE_FC_RX_PAUSE: 18925a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, lp_advertising, 18935a056cd7SPaul Greenwalt Asym_Pause); 18945a056cd7SPaul Greenwalt break; 18955a056cd7SPaul Greenwalt case ICE_FC_PFC: 18965a056cd7SPaul Greenwalt default: 18975a056cd7SPaul Greenwalt ethtool_link_ksettings_del_link_mode(ks, lp_advertising, Pause); 18985a056cd7SPaul Greenwalt ethtool_link_ksettings_del_link_mode(ks, lp_advertising, 18995a056cd7SPaul Greenwalt Asym_Pause); 19005a056cd7SPaul Greenwalt break; 19015a056cd7SPaul Greenwalt } 190248cb27f2SChinh Cao } 190348cb27f2SChinh Cao 190448cb27f2SChinh Cao /** 190548cb27f2SChinh Cao * ice_get_settings_link_down - Get the Link settings when link is down 190648cb27f2SChinh Cao * @ks: ethtool ksettings to fill in 190748cb27f2SChinh Cao * @netdev: network interface device structure 190848cb27f2SChinh Cao * 190948cb27f2SChinh Cao * Reports link settings that can be determined when link is down 191048cb27f2SChinh Cao */ 191148cb27f2SChinh Cao static void 191248cb27f2SChinh Cao ice_get_settings_link_down(struct ethtool_link_ksettings *ks, 1913a03499d6STony Nguyen struct net_device *netdev) 191448cb27f2SChinh Cao { 191548cb27f2SChinh Cao /* link is down and the driver needs to fall back on 1916f9867df6SAnirudh Venkataramanan * supported PHY types to figure out what info to display 191748cb27f2SChinh Cao */ 191848cb27f2SChinh Cao ice_phy_type_to_ethtool(netdev, ks); 191948cb27f2SChinh Cao 192048cb27f2SChinh Cao /* With no link, speed and duplex are unknown */ 1921fcea6f3dSAnirudh Venkataramanan ks->base.speed = SPEED_UNKNOWN; 1922fcea6f3dSAnirudh Venkataramanan ks->base.duplex = DUPLEX_UNKNOWN; 1923fcea6f3dSAnirudh Venkataramanan } 1924fcea6f3dSAnirudh Venkataramanan 192548cb27f2SChinh Cao /** 192648cb27f2SChinh Cao * ice_get_link_ksettings - Get Link Speed and Duplex settings 192748cb27f2SChinh Cao * @netdev: network interface device structure 192848cb27f2SChinh Cao * @ks: ethtool ksettings 192948cb27f2SChinh Cao * 193048cb27f2SChinh Cao * Reports speed/duplex settings based on media_type 193148cb27f2SChinh Cao */ 1932c8b7abddSBruce Allan static int 1933c8b7abddSBruce Allan ice_get_link_ksettings(struct net_device *netdev, 193448cb27f2SChinh Cao struct ethtool_link_ksettings *ks) 193548cb27f2SChinh Cao { 193648cb27f2SChinh Cao struct ice_netdev_priv *np = netdev_priv(netdev); 1937f776b3acSPaul Greenwalt struct ice_aqc_get_phy_caps_data *caps; 193848cb27f2SChinh Cao struct ice_link_status *hw_link_info; 193948cb27f2SChinh Cao struct ice_vsi *vsi = np->vsi; 19405a056cd7SPaul Greenwalt enum ice_status status; 19415a056cd7SPaul Greenwalt int err = 0; 194248cb27f2SChinh Cao 194348cb27f2SChinh Cao ethtool_link_ksettings_zero_link_mode(ks, supported); 194448cb27f2SChinh Cao ethtool_link_ksettings_zero_link_mode(ks, advertising); 19455a056cd7SPaul Greenwalt ethtool_link_ksettings_zero_link_mode(ks, lp_advertising); 194648cb27f2SChinh Cao hw_link_info = &vsi->port_info->phy.link_info; 194748cb27f2SChinh Cao 194848cb27f2SChinh Cao /* set speed and duplex */ 194948cb27f2SChinh Cao if (hw_link_info->link_info & ICE_AQ_LINK_UP) 195048cb27f2SChinh Cao ice_get_settings_link_up(ks, netdev); 195148cb27f2SChinh Cao else 195248cb27f2SChinh Cao ice_get_settings_link_down(ks, netdev); 195348cb27f2SChinh Cao 1954fcea6f3dSAnirudh Venkataramanan /* set autoneg settings */ 195548cb27f2SChinh Cao ks->base.autoneg = (hw_link_info->an_info & ICE_AQ_AN_COMPLETED) ? 195648cb27f2SChinh Cao AUTONEG_ENABLE : AUTONEG_DISABLE; 1957fcea6f3dSAnirudh Venkataramanan 1958fcea6f3dSAnirudh Venkataramanan /* set media type settings */ 1959fcea6f3dSAnirudh Venkataramanan switch (vsi->port_info->phy.media_type) { 1960fcea6f3dSAnirudh Venkataramanan case ICE_MEDIA_FIBER: 1961fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, FIBRE); 1962fcea6f3dSAnirudh Venkataramanan ks->base.port = PORT_FIBRE; 1963fcea6f3dSAnirudh Venkataramanan break; 1964fcea6f3dSAnirudh Venkataramanan case ICE_MEDIA_BASET: 1965fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, TP); 1966fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, advertising, TP); 1967fcea6f3dSAnirudh Venkataramanan ks->base.port = PORT_TP; 1968fcea6f3dSAnirudh Venkataramanan break; 1969fcea6f3dSAnirudh Venkataramanan case ICE_MEDIA_BACKPLANE: 1970fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, Backplane); 1971fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, advertising, 1972fcea6f3dSAnirudh Venkataramanan Backplane); 1973fcea6f3dSAnirudh Venkataramanan ks->base.port = PORT_NONE; 1974fcea6f3dSAnirudh Venkataramanan break; 1975fcea6f3dSAnirudh Venkataramanan case ICE_MEDIA_DA: 1976fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, FIBRE); 1977fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, advertising, FIBRE); 1978fcea6f3dSAnirudh Venkataramanan ks->base.port = PORT_DA; 1979fcea6f3dSAnirudh Venkataramanan break; 1980fcea6f3dSAnirudh Venkataramanan default: 1981fcea6f3dSAnirudh Venkataramanan ks->base.port = PORT_OTHER; 1982fcea6f3dSAnirudh Venkataramanan break; 1983fcea6f3dSAnirudh Venkataramanan } 1984fcea6f3dSAnirudh Venkataramanan 1985fcea6f3dSAnirudh Venkataramanan /* flow control is symmetric and always supported */ 1986fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, supported, Pause); 1987fcea6f3dSAnirudh Venkataramanan 19889efe35d0STony Nguyen caps = kzalloc(sizeof(*caps), GFP_KERNEL); 19895a056cd7SPaul Greenwalt if (!caps) 19905a056cd7SPaul Greenwalt return -ENOMEM; 19915a056cd7SPaul Greenwalt 19925a056cd7SPaul Greenwalt status = ice_aq_get_phy_caps(vsi->port_info, false, 1993d6730a87SAnirudh Venkataramanan ICE_AQC_REPORT_ACTIVE_CFG, caps, NULL); 19945a056cd7SPaul Greenwalt if (status) { 19955a056cd7SPaul Greenwalt err = -EIO; 19965a056cd7SPaul Greenwalt goto done; 19975a056cd7SPaul Greenwalt } 19985a056cd7SPaul Greenwalt 19995a056cd7SPaul Greenwalt /* Set the advertised flow control based on the PHY capability */ 20005a056cd7SPaul Greenwalt if ((caps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) && 20015a056cd7SPaul Greenwalt (caps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)) { 2002fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, advertising, Pause); 2003fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_add_link_mode(ks, advertising, 2004fcea6f3dSAnirudh Venkataramanan Asym_Pause); 20055a056cd7SPaul Greenwalt } else if (caps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) { 20065a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, advertising, 20075a056cd7SPaul Greenwalt Asym_Pause); 20085a056cd7SPaul Greenwalt } else if (caps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE) { 20095a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, advertising, Pause); 20105a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, advertising, 20115a056cd7SPaul Greenwalt Asym_Pause); 20125a056cd7SPaul Greenwalt } else { 2013fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_del_link_mode(ks, advertising, Pause); 2014fcea6f3dSAnirudh Venkataramanan ethtool_link_ksettings_del_link_mode(ks, advertising, 2015fcea6f3dSAnirudh Venkataramanan Asym_Pause); 2016fcea6f3dSAnirudh Venkataramanan } 2017fcea6f3dSAnirudh Venkataramanan 2018f776b3acSPaul Greenwalt /* Set advertised FEC modes based on PHY capability */ 2019f776b3acSPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, advertising, FEC_NONE); 2020f776b3acSPaul Greenwalt 2021f776b3acSPaul Greenwalt if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ || 2022f776b3acSPaul Greenwalt caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_REQ) 2023f776b3acSPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, advertising, 2024f776b3acSPaul Greenwalt FEC_BASER); 2025f776b3acSPaul Greenwalt if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_528_REQ || 2026f776b3acSPaul Greenwalt caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_544_REQ) 2027f776b3acSPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, advertising, FEC_RS); 2028f776b3acSPaul Greenwalt 20295a056cd7SPaul Greenwalt status = ice_aq_get_phy_caps(vsi->port_info, false, 2030d6730a87SAnirudh Venkataramanan ICE_AQC_REPORT_TOPO_CAP_MEDIA, caps, NULL); 20315a056cd7SPaul Greenwalt if (status) { 20325a056cd7SPaul Greenwalt err = -EIO; 20335a056cd7SPaul Greenwalt goto done; 20345a056cd7SPaul Greenwalt } 20355a056cd7SPaul Greenwalt 20365a056cd7SPaul Greenwalt /* Set supported FEC modes based on PHY capability */ 20375a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, supported, FEC_NONE); 20385a056cd7SPaul Greenwalt 20395a056cd7SPaul Greenwalt if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN || 20405a056cd7SPaul Greenwalt caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN) 20415a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, supported, FEC_BASER); 20425a056cd7SPaul Greenwalt if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN) 20435a056cd7SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, supported, FEC_RS); 20445a056cd7SPaul Greenwalt 20455cd349c3SPaul Greenwalt /* Set supported and advertised autoneg */ 20465cd349c3SPaul Greenwalt if (ice_is_phy_caps_an_enabled(caps)) { 20475cd349c3SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg); 20485cd349c3SPaul Greenwalt ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg); 20495cd349c3SPaul Greenwalt } 20505cd349c3SPaul Greenwalt 2051f776b3acSPaul Greenwalt done: 20529efe35d0STony Nguyen kfree(caps); 20535a056cd7SPaul Greenwalt return err; 2054fcea6f3dSAnirudh Venkataramanan } 2055fcea6f3dSAnirudh Venkataramanan 2056fcea6f3dSAnirudh Venkataramanan /** 205748cb27f2SChinh Cao * ice_ksettings_find_adv_link_speed - Find advertising link speed 205848cb27f2SChinh Cao * @ks: ethtool ksettings 205948cb27f2SChinh Cao */ 206048cb27f2SChinh Cao static u16 206148cb27f2SChinh Cao ice_ksettings_find_adv_link_speed(const struct ethtool_link_ksettings *ks) 206248cb27f2SChinh Cao { 206348cb27f2SChinh Cao u16 adv_link_speed = 0; 206448cb27f2SChinh Cao 206548cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 206648cb27f2SChinh Cao 100baseT_Full)) 206748cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_100MB; 206848cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 206948cb27f2SChinh Cao 1000baseX_Full)) 207048cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_1000MB; 207148cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 207248cb27f2SChinh Cao 1000baseT_Full) || 207348cb27f2SChinh Cao ethtool_link_ksettings_test_link_mode(ks, advertising, 207448cb27f2SChinh Cao 1000baseKX_Full)) 207548cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_1000MB; 207648cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 207748cb27f2SChinh Cao 2500baseT_Full)) 207848cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_2500MB; 207948cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 208048cb27f2SChinh Cao 2500baseX_Full)) 208148cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_2500MB; 208248cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 208348cb27f2SChinh Cao 5000baseT_Full)) 208448cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_5GB; 208548cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 208648cb27f2SChinh Cao 10000baseT_Full) || 208748cb27f2SChinh Cao ethtool_link_ksettings_test_link_mode(ks, advertising, 208848cb27f2SChinh Cao 10000baseKR_Full)) 208948cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_10GB; 209048cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 209148cb27f2SChinh Cao 10000baseSR_Full) || 209248cb27f2SChinh Cao ethtool_link_ksettings_test_link_mode(ks, advertising, 209348cb27f2SChinh Cao 10000baseLR_Full)) 209448cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_10GB; 209548cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 209648cb27f2SChinh Cao 25000baseCR_Full) || 209748cb27f2SChinh Cao ethtool_link_ksettings_test_link_mode(ks, advertising, 209848cb27f2SChinh Cao 25000baseSR_Full) || 209948cb27f2SChinh Cao ethtool_link_ksettings_test_link_mode(ks, advertising, 210048cb27f2SChinh Cao 25000baseKR_Full)) 210148cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_25GB; 210248cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, advertising, 210348cb27f2SChinh Cao 40000baseCR4_Full) || 210448cb27f2SChinh Cao ethtool_link_ksettings_test_link_mode(ks, advertising, 210548cb27f2SChinh Cao 40000baseSR4_Full) || 210648cb27f2SChinh Cao ethtool_link_ksettings_test_link_mode(ks, advertising, 210748cb27f2SChinh Cao 40000baseLR4_Full) || 210848cb27f2SChinh Cao ethtool_link_ksettings_test_link_mode(ks, advertising, 210948cb27f2SChinh Cao 40000baseKR4_Full)) 211048cb27f2SChinh Cao adv_link_speed |= ICE_AQ_LINK_SPEED_40GB; 2111aef74145SAnirudh Venkataramanan if (ethtool_link_ksettings_test_link_mode(ks, advertising, 2112aef74145SAnirudh Venkataramanan 50000baseCR2_Full) || 2113aef74145SAnirudh Venkataramanan ethtool_link_ksettings_test_link_mode(ks, advertising, 2114aef74145SAnirudh Venkataramanan 50000baseKR2_Full)) 2115aef74145SAnirudh Venkataramanan adv_link_speed |= ICE_AQ_LINK_SPEED_50GB; 2116aef74145SAnirudh Venkataramanan if (ethtool_link_ksettings_test_link_mode(ks, advertising, 2117aef74145SAnirudh Venkataramanan 50000baseSR2_Full)) 2118aef74145SAnirudh Venkataramanan adv_link_speed |= ICE_AQ_LINK_SPEED_50GB; 2119aef74145SAnirudh Venkataramanan if (ethtool_link_ksettings_test_link_mode(ks, advertising, 2120aef74145SAnirudh Venkataramanan 100000baseCR4_Full) || 2121aef74145SAnirudh Venkataramanan ethtool_link_ksettings_test_link_mode(ks, advertising, 2122aef74145SAnirudh Venkataramanan 100000baseSR4_Full) || 2123aef74145SAnirudh Venkataramanan ethtool_link_ksettings_test_link_mode(ks, advertising, 2124aef74145SAnirudh Venkataramanan 100000baseLR4_ER4_Full) || 2125aef74145SAnirudh Venkataramanan ethtool_link_ksettings_test_link_mode(ks, advertising, 2126aef74145SAnirudh Venkataramanan 100000baseKR4_Full)) 2127aef74145SAnirudh Venkataramanan adv_link_speed |= ICE_AQ_LINK_SPEED_100GB; 212848cb27f2SChinh Cao 212948cb27f2SChinh Cao return adv_link_speed; 213048cb27f2SChinh Cao } 213148cb27f2SChinh Cao 213248cb27f2SChinh Cao /** 213348cb27f2SChinh Cao * ice_setup_autoneg 213448cb27f2SChinh Cao * @p: port info 213548cb27f2SChinh Cao * @ks: ethtool_link_ksettings 213648cb27f2SChinh Cao * @config: configuration that will be sent down to FW 213748cb27f2SChinh Cao * @autoneg_enabled: autonegotiation is enabled or not 213848cb27f2SChinh Cao * @autoneg_changed: will there a change in autonegotiation 213948cb27f2SChinh Cao * @netdev: network interface device structure 214048cb27f2SChinh Cao * 214148cb27f2SChinh Cao * Setup PHY autonegotiation feature 214248cb27f2SChinh Cao */ 214348cb27f2SChinh Cao static int 214448cb27f2SChinh Cao ice_setup_autoneg(struct ice_port_info *p, struct ethtool_link_ksettings *ks, 214548cb27f2SChinh Cao struct ice_aqc_set_phy_cfg_data *config, 214648cb27f2SChinh Cao u8 autoneg_enabled, u8 *autoneg_changed, 214748cb27f2SChinh Cao struct net_device *netdev) 214848cb27f2SChinh Cao { 214948cb27f2SChinh Cao int err = 0; 215048cb27f2SChinh Cao 215148cb27f2SChinh Cao *autoneg_changed = 0; 215248cb27f2SChinh Cao 215348cb27f2SChinh Cao /* Check autoneg */ 215448cb27f2SChinh Cao if (autoneg_enabled == AUTONEG_ENABLE) { 215548cb27f2SChinh Cao /* If autoneg was not already enabled */ 215648cb27f2SChinh Cao if (!(p->phy.link_info.an_info & ICE_AQ_AN_COMPLETED)) { 215748cb27f2SChinh Cao /* If autoneg is not supported, return error */ 215848cb27f2SChinh Cao if (!ethtool_link_ksettings_test_link_mode(ks, 215948cb27f2SChinh Cao supported, 216048cb27f2SChinh Cao Autoneg)) { 216148cb27f2SChinh Cao netdev_info(netdev, "Autoneg not supported on this phy.\n"); 216248cb27f2SChinh Cao err = -EINVAL; 216348cb27f2SChinh Cao } else { 216448cb27f2SChinh Cao /* Autoneg is allowed to change */ 216548cb27f2SChinh Cao config->caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; 216648cb27f2SChinh Cao *autoneg_changed = 1; 216748cb27f2SChinh Cao } 216848cb27f2SChinh Cao } 216948cb27f2SChinh Cao } else { 217048cb27f2SChinh Cao /* If autoneg is currently enabled */ 217148cb27f2SChinh Cao if (p->phy.link_info.an_info & ICE_AQ_AN_COMPLETED) { 2172f9867df6SAnirudh Venkataramanan /* If autoneg is supported 10GBASE_T is the only PHY 217348cb27f2SChinh Cao * that can disable it, so otherwise return error 217448cb27f2SChinh Cao */ 217548cb27f2SChinh Cao if (ethtool_link_ksettings_test_link_mode(ks, 217648cb27f2SChinh Cao supported, 217748cb27f2SChinh Cao Autoneg)) { 217848cb27f2SChinh Cao netdev_info(netdev, "Autoneg cannot be disabled on this phy\n"); 217948cb27f2SChinh Cao err = -EINVAL; 218048cb27f2SChinh Cao } else { 218148cb27f2SChinh Cao /* Autoneg is allowed to change */ 218248cb27f2SChinh Cao config->caps &= ~ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; 218348cb27f2SChinh Cao *autoneg_changed = 1; 218448cb27f2SChinh Cao } 218548cb27f2SChinh Cao } 218648cb27f2SChinh Cao } 218748cb27f2SChinh Cao 218848cb27f2SChinh Cao return err; 218948cb27f2SChinh Cao } 219048cb27f2SChinh Cao 219148cb27f2SChinh Cao /** 219248cb27f2SChinh Cao * ice_set_link_ksettings - Set Speed and Duplex 219348cb27f2SChinh Cao * @netdev: network interface device structure 219448cb27f2SChinh Cao * @ks: ethtool ksettings 219548cb27f2SChinh Cao * 219648cb27f2SChinh Cao * Set speed/duplex per media_types advertised/forced 219748cb27f2SChinh Cao */ 2198aef74145SAnirudh Venkataramanan static int 2199aef74145SAnirudh Venkataramanan ice_set_link_ksettings(struct net_device *netdev, 220048cb27f2SChinh Cao const struct ethtool_link_ksettings *ks) 220148cb27f2SChinh Cao { 220248cb27f2SChinh Cao struct ice_netdev_priv *np = netdev_priv(netdev); 22031a3571b5SPaul Greenwalt u8 autoneg, timeout = TEST_SET_BITS_TIMEOUT; 2204178a666dSAnirudh Venkataramanan struct ethtool_link_ksettings copy_ks = *ks; 2205178a666dSAnirudh Venkataramanan struct ethtool_link_ksettings safe_ks = {}; 22060be39bb4SAnirudh Venkataramanan struct ice_aqc_get_phy_caps_data *phy_caps; 220748cb27f2SChinh Cao struct ice_aqc_set_phy_cfg_data config; 2208fd3dc165SAnirudh Venkataramanan u16 adv_link_speed, curr_link_speed; 220948cb27f2SChinh Cao struct ice_pf *pf = np->vsi->back; 22100be39bb4SAnirudh Venkataramanan struct ice_port_info *pi; 221148cb27f2SChinh Cao u8 autoneg_changed = 0; 221248cb27f2SChinh Cao enum ice_status status; 2213ea78ce4dSPaul Greenwalt u64 phy_type_high = 0; 2214ea78ce4dSPaul Greenwalt u64 phy_type_low = 0; 221548cb27f2SChinh Cao int err = 0; 221648cb27f2SChinh Cao bool linkup; 221748cb27f2SChinh Cao 22180be39bb4SAnirudh Venkataramanan pi = np->vsi->port_info; 221948cb27f2SChinh Cao 22200be39bb4SAnirudh Venkataramanan if (!pi) 2221450f10e7SAnirudh Venkataramanan return -EIO; 222248cb27f2SChinh Cao 22230be39bb4SAnirudh Venkataramanan if (pi->phy.media_type != ICE_MEDIA_BASET && 22240be39bb4SAnirudh Venkataramanan pi->phy.media_type != ICE_MEDIA_FIBER && 22250be39bb4SAnirudh Venkataramanan pi->phy.media_type != ICE_MEDIA_BACKPLANE && 22260be39bb4SAnirudh Venkataramanan pi->phy.media_type != ICE_MEDIA_DA && 22270be39bb4SAnirudh Venkataramanan pi->phy.link_info.link_info & ICE_AQ_LINK_UP) 222848cb27f2SChinh Cao return -EOPNOTSUPP; 222948cb27f2SChinh Cao 22300be39bb4SAnirudh Venkataramanan phy_caps = kzalloc(sizeof(*phy_caps), GFP_KERNEL); 22310be39bb4SAnirudh Venkataramanan if (!phy_caps) 22321a3571b5SPaul Greenwalt return -ENOMEM; 22331a3571b5SPaul Greenwalt 22341a3571b5SPaul Greenwalt /* Get the PHY capabilities based on media */ 22350a02944fSAnirudh Venkataramanan if (ice_fw_supports_report_dflt_cfg(pi->hw)) 22360a02944fSAnirudh Venkataramanan status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_DFLT_CFG, 22370a02944fSAnirudh Venkataramanan phy_caps, NULL); 22380a02944fSAnirudh Venkataramanan else 22390be39bb4SAnirudh Venkataramanan status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP_MEDIA, 22400be39bb4SAnirudh Venkataramanan phy_caps, NULL); 22411a3571b5SPaul Greenwalt if (status) { 2242450f10e7SAnirudh Venkataramanan err = -EIO; 22431a3571b5SPaul Greenwalt goto done; 22441a3571b5SPaul Greenwalt } 22451a3571b5SPaul Greenwalt 224648cb27f2SChinh Cao /* save autoneg out of ksettings */ 224748cb27f2SChinh Cao autoneg = copy_ks.base.autoneg; 224848cb27f2SChinh Cao 224948cb27f2SChinh Cao /* Get link modes supported by hardware.*/ 225048cb27f2SChinh Cao ice_phy_type_to_ethtool(netdev, &safe_ks); 225148cb27f2SChinh Cao 225248cb27f2SChinh Cao /* and check against modes requested by user. 225348cb27f2SChinh Cao * Return an error if unsupported mode was set. 225448cb27f2SChinh Cao */ 225548cb27f2SChinh Cao if (!bitmap_subset(copy_ks.link_modes.advertising, 225648cb27f2SChinh Cao safe_ks.link_modes.supported, 22571a3571b5SPaul Greenwalt __ETHTOOL_LINK_MODE_MASK_NBITS)) { 2258ea78ce4dSPaul Greenwalt if (!test_bit(ICE_FLAG_LINK_LENIENT_MODE_ENA, pf->flags)) 2259ea78ce4dSPaul Greenwalt netdev_info(netdev, "The selected speed is not supported by the current media. Please select a link speed that is supported by the current media.\n"); 2260450f10e7SAnirudh Venkataramanan err = -EOPNOTSUPP; 22611a3571b5SPaul Greenwalt goto done; 22621a3571b5SPaul Greenwalt } 226348cb27f2SChinh Cao 226448cb27f2SChinh Cao /* get our own copy of the bits to check against */ 2265c6dfd690SBruce Allan memset(&safe_ks, 0, sizeof(safe_ks)); 226648cb27f2SChinh Cao safe_ks.base.cmd = copy_ks.base.cmd; 226748cb27f2SChinh Cao safe_ks.base.link_mode_masks_nwords = 226848cb27f2SChinh Cao copy_ks.base.link_mode_masks_nwords; 226948cb27f2SChinh Cao ice_get_link_ksettings(netdev, &safe_ks); 227048cb27f2SChinh Cao 227148cb27f2SChinh Cao /* set autoneg back to what it currently is */ 227248cb27f2SChinh Cao copy_ks.base.autoneg = safe_ks.base.autoneg; 227348cb27f2SChinh Cao /* we don't compare the speed */ 227448cb27f2SChinh Cao copy_ks.base.speed = safe_ks.base.speed; 227548cb27f2SChinh Cao 227648cb27f2SChinh Cao /* If copy_ks.base and safe_ks.base are not the same now, then they are 227748cb27f2SChinh Cao * trying to set something that we do not support. 227848cb27f2SChinh Cao */ 22791a3571b5SPaul Greenwalt if (memcmp(©_ks.base, &safe_ks.base, sizeof(copy_ks.base))) { 22801a3571b5SPaul Greenwalt err = -EOPNOTSUPP; 228148cb27f2SChinh Cao goto done; 228248cb27f2SChinh Cao } 228348cb27f2SChinh Cao 22847e408e07SAnirudh Venkataramanan while (test_and_set_bit(ICE_CFG_BUSY, pf->state)) { 22851a3571b5SPaul Greenwalt timeout--; 22861a3571b5SPaul Greenwalt if (!timeout) { 22871a3571b5SPaul Greenwalt err = -EBUSY; 22881a3571b5SPaul Greenwalt goto done; 22891a3571b5SPaul Greenwalt } 22901a3571b5SPaul Greenwalt usleep_range(TEST_SET_BITS_SLEEP_MIN, TEST_SET_BITS_SLEEP_MAX); 22911a3571b5SPaul Greenwalt } 22921a3571b5SPaul Greenwalt 22931a3571b5SPaul Greenwalt /* Copy the current user PHY configuration. The current user PHY 22941a3571b5SPaul Greenwalt * configuration is initialized during probe from PHY capabilities 22951a3571b5SPaul Greenwalt * software mode, and updated on set PHY configuration. 22961a3571b5SPaul Greenwalt */ 2297178a666dSAnirudh Venkataramanan config = pi->phy.curr_user_phy_cfg; 22981a3571b5SPaul Greenwalt 229948cb27f2SChinh Cao config.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; 230048cb27f2SChinh Cao 230148cb27f2SChinh Cao /* Check autoneg */ 23020be39bb4SAnirudh Venkataramanan err = ice_setup_autoneg(pi, &safe_ks, &config, autoneg, &autoneg_changed, 230348cb27f2SChinh Cao netdev); 230448cb27f2SChinh Cao 230548cb27f2SChinh Cao if (err) 230648cb27f2SChinh Cao goto done; 230748cb27f2SChinh Cao 230848cb27f2SChinh Cao /* Call to get the current link speed */ 23090be39bb4SAnirudh Venkataramanan pi->phy.get_link_info = true; 23100be39bb4SAnirudh Venkataramanan status = ice_get_link_status(pi, &linkup); 231148cb27f2SChinh Cao if (status) { 2312450f10e7SAnirudh Venkataramanan err = -EIO; 231348cb27f2SChinh Cao goto done; 231448cb27f2SChinh Cao } 231548cb27f2SChinh Cao 23160be39bb4SAnirudh Venkataramanan curr_link_speed = pi->phy.link_info.link_speed; 231748cb27f2SChinh Cao adv_link_speed = ice_ksettings_find_adv_link_speed(ks); 231848cb27f2SChinh Cao 231948cb27f2SChinh Cao /* If speed didn't get set, set it to what it currently is. 232048cb27f2SChinh Cao * This is needed because if advertise is 0 (as it is when autoneg 232148cb27f2SChinh Cao * is disabled) then speed won't get set. 232248cb27f2SChinh Cao */ 232348cb27f2SChinh Cao if (!adv_link_speed) 232448cb27f2SChinh Cao adv_link_speed = curr_link_speed; 232548cb27f2SChinh Cao 232648cb27f2SChinh Cao /* Convert the advertise link speeds to their corresponded PHY_TYPE */ 2327aef74145SAnirudh Venkataramanan ice_update_phy_type(&phy_type_low, &phy_type_high, adv_link_speed); 232848cb27f2SChinh Cao 232948cb27f2SChinh Cao if (!autoneg_changed && adv_link_speed == curr_link_speed) { 233048cb27f2SChinh Cao netdev_info(netdev, "Nothing changed, exiting without setting anything.\n"); 233148cb27f2SChinh Cao goto done; 233248cb27f2SChinh Cao } 233348cb27f2SChinh Cao 233448cb27f2SChinh Cao /* save the requested speeds */ 23350be39bb4SAnirudh Venkataramanan pi->phy.link_info.req_speeds = adv_link_speed; 233648cb27f2SChinh Cao 233748cb27f2SChinh Cao /* set link and auto negotiation so changes take effect */ 233848cb27f2SChinh Cao config.caps |= ICE_AQ_PHY_ENA_LINK; 233948cb27f2SChinh Cao 23401a3571b5SPaul Greenwalt /* check if there is a PHY type for the requested advertised speed */ 23411a3571b5SPaul Greenwalt if (!(phy_type_low || phy_type_high)) { 23421a3571b5SPaul Greenwalt netdev_info(netdev, "The selected speed is not supported by the current media. Please select a link speed that is supported by the current media.\n"); 2343450f10e7SAnirudh Venkataramanan err = -EOPNOTSUPP; 23441a3571b5SPaul Greenwalt goto done; 23451a3571b5SPaul Greenwalt } 23461a3571b5SPaul Greenwalt 23471a3571b5SPaul Greenwalt /* intersect requested advertised speed PHY types with media PHY types 23481a3571b5SPaul Greenwalt * for set PHY configuration 23491a3571b5SPaul Greenwalt */ 2350aef74145SAnirudh Venkataramanan config.phy_type_high = cpu_to_le64(phy_type_high) & 23510be39bb4SAnirudh Venkataramanan phy_caps->phy_type_high; 235248cb27f2SChinh Cao config.phy_type_low = cpu_to_le64(phy_type_low) & 23530be39bb4SAnirudh Venkataramanan phy_caps->phy_type_low; 23541a3571b5SPaul Greenwalt 23551a3571b5SPaul Greenwalt if (!(config.phy_type_high || config.phy_type_low)) { 2356ea78ce4dSPaul Greenwalt /* If there is no intersection and lenient mode is enabled, then 2357ea78ce4dSPaul Greenwalt * intersect the requested advertised speed with NVM media type 2358ea78ce4dSPaul Greenwalt * PHY types. 2359ea78ce4dSPaul Greenwalt */ 2360ea78ce4dSPaul Greenwalt if (test_bit(ICE_FLAG_LINK_LENIENT_MODE_ENA, pf->flags)) { 2361ea78ce4dSPaul Greenwalt config.phy_type_high = cpu_to_le64(phy_type_high) & 2362ea78ce4dSPaul Greenwalt pf->nvm_phy_type_hi; 2363ea78ce4dSPaul Greenwalt config.phy_type_low = cpu_to_le64(phy_type_low) & 2364ea78ce4dSPaul Greenwalt pf->nvm_phy_type_lo; 2365ea78ce4dSPaul Greenwalt } else { 23661a3571b5SPaul Greenwalt netdev_info(netdev, "The selected speed is not supported by the current media. Please select a link speed that is supported by the current media.\n"); 2367450f10e7SAnirudh Venkataramanan err = -EOPNOTSUPP; 236848cb27f2SChinh Cao goto done; 236948cb27f2SChinh Cao } 2370ea78ce4dSPaul Greenwalt } 237148cb27f2SChinh Cao 237248cb27f2SChinh Cao /* If link is up put link down */ 23730be39bb4SAnirudh Venkataramanan if (pi->phy.link_info.link_info & ICE_AQ_LINK_UP) { 237448cb27f2SChinh Cao /* Tell the OS link is going down, the link will go 237548cb27f2SChinh Cao * back up when fw says it is ready asynchronously 237648cb27f2SChinh Cao */ 237748cb27f2SChinh Cao ice_print_link_msg(np->vsi, false); 237848cb27f2SChinh Cao netif_carrier_off(netdev); 237948cb27f2SChinh Cao netif_tx_stop_all_queues(netdev); 238048cb27f2SChinh Cao } 238148cb27f2SChinh Cao 238248cb27f2SChinh Cao /* make the aq call */ 23830be39bb4SAnirudh Venkataramanan status = ice_aq_set_phy_cfg(&pf->hw, pi, &config, NULL); 238448cb27f2SChinh Cao if (status) { 238548cb27f2SChinh Cao netdev_info(netdev, "Set phy config failed,\n"); 2386450f10e7SAnirudh Venkataramanan err = -EIO; 23871a3571b5SPaul Greenwalt goto done; 238848cb27f2SChinh Cao } 238948cb27f2SChinh Cao 23901a3571b5SPaul Greenwalt /* Save speed request */ 23910be39bb4SAnirudh Venkataramanan pi->phy.curr_user_speed_req = adv_link_speed; 239248cb27f2SChinh Cao done: 23930be39bb4SAnirudh Venkataramanan kfree(phy_caps); 23947e408e07SAnirudh Venkataramanan clear_bit(ICE_CFG_BUSY, pf->state); 239548cb27f2SChinh Cao 239648cb27f2SChinh Cao return err; 239748cb27f2SChinh Cao } 239848cb27f2SChinh Cao 239948cb27f2SChinh Cao /** 24006876fb64SMd Fahad Iqbal Polash * ice_parse_hdrs - parses headers from RSS hash input 24016876fb64SMd Fahad Iqbal Polash * @nfc: ethtool rxnfc command 24026876fb64SMd Fahad Iqbal Polash * 24036876fb64SMd Fahad Iqbal Polash * This function parses the rxnfc command and returns intended 24046876fb64SMd Fahad Iqbal Polash * header types for RSS configuration 24056876fb64SMd Fahad Iqbal Polash */ 24066876fb64SMd Fahad Iqbal Polash static u32 ice_parse_hdrs(struct ethtool_rxnfc *nfc) 24076876fb64SMd Fahad Iqbal Polash { 24086876fb64SMd Fahad Iqbal Polash u32 hdrs = ICE_FLOW_SEG_HDR_NONE; 24096876fb64SMd Fahad Iqbal Polash 24106876fb64SMd Fahad Iqbal Polash switch (nfc->flow_type) { 24116876fb64SMd Fahad Iqbal Polash case TCP_V4_FLOW: 24126876fb64SMd Fahad Iqbal Polash hdrs |= ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV4; 24136876fb64SMd Fahad Iqbal Polash break; 24146876fb64SMd Fahad Iqbal Polash case UDP_V4_FLOW: 24156876fb64SMd Fahad Iqbal Polash hdrs |= ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_IPV4; 24166876fb64SMd Fahad Iqbal Polash break; 24176876fb64SMd Fahad Iqbal Polash case SCTP_V4_FLOW: 24186876fb64SMd Fahad Iqbal Polash hdrs |= ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV4; 24196876fb64SMd Fahad Iqbal Polash break; 24206876fb64SMd Fahad Iqbal Polash case TCP_V6_FLOW: 24216876fb64SMd Fahad Iqbal Polash hdrs |= ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV6; 24226876fb64SMd Fahad Iqbal Polash break; 24236876fb64SMd Fahad Iqbal Polash case UDP_V6_FLOW: 24246876fb64SMd Fahad Iqbal Polash hdrs |= ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_IPV6; 24256876fb64SMd Fahad Iqbal Polash break; 24266876fb64SMd Fahad Iqbal Polash case SCTP_V6_FLOW: 24276876fb64SMd Fahad Iqbal Polash hdrs |= ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV6; 24286876fb64SMd Fahad Iqbal Polash break; 24296876fb64SMd Fahad Iqbal Polash default: 24306876fb64SMd Fahad Iqbal Polash break; 24316876fb64SMd Fahad Iqbal Polash } 24326876fb64SMd Fahad Iqbal Polash return hdrs; 24336876fb64SMd Fahad Iqbal Polash } 24346876fb64SMd Fahad Iqbal Polash 24356876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_IPV4_SA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) 24366876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_IPV6_SA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) 24376876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_IPV4_DA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) 24386876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_IPV6_DA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) 24396876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_TCP_SRC_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT) 24406876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_TCP_DST_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT) 24416876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_UDP_SRC_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT) 24426876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_UDP_DST_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT) 24436876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_SCTP_SRC_PORT \ 24446876fb64SMd Fahad Iqbal Polash BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT) 24456876fb64SMd Fahad Iqbal Polash #define ICE_FLOW_HASH_FLD_SCTP_DST_PORT \ 24466876fb64SMd Fahad Iqbal Polash BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT) 24476876fb64SMd Fahad Iqbal Polash 24486876fb64SMd Fahad Iqbal Polash /** 24496876fb64SMd Fahad Iqbal Polash * ice_parse_hash_flds - parses hash fields from RSS hash input 24506876fb64SMd Fahad Iqbal Polash * @nfc: ethtool rxnfc command 24516876fb64SMd Fahad Iqbal Polash * 24526876fb64SMd Fahad Iqbal Polash * This function parses the rxnfc command and returns intended 24536876fb64SMd Fahad Iqbal Polash * hash fields for RSS configuration 24546876fb64SMd Fahad Iqbal Polash */ 24556876fb64SMd Fahad Iqbal Polash static u64 ice_parse_hash_flds(struct ethtool_rxnfc *nfc) 24566876fb64SMd Fahad Iqbal Polash { 24576876fb64SMd Fahad Iqbal Polash u64 hfld = ICE_HASH_INVALID; 24586876fb64SMd Fahad Iqbal Polash 24596876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_IP_SRC || nfc->data & RXH_IP_DST) { 24606876fb64SMd Fahad Iqbal Polash switch (nfc->flow_type) { 24616876fb64SMd Fahad Iqbal Polash case TCP_V4_FLOW: 24626876fb64SMd Fahad Iqbal Polash case UDP_V4_FLOW: 24636876fb64SMd Fahad Iqbal Polash case SCTP_V4_FLOW: 24646876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_IP_SRC) 24656876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_IPV4_SA; 24666876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_IP_DST) 24676876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_IPV4_DA; 24686876fb64SMd Fahad Iqbal Polash break; 24696876fb64SMd Fahad Iqbal Polash case TCP_V6_FLOW: 24706876fb64SMd Fahad Iqbal Polash case UDP_V6_FLOW: 24716876fb64SMd Fahad Iqbal Polash case SCTP_V6_FLOW: 24726876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_IP_SRC) 24736876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_IPV6_SA; 24746876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_IP_DST) 24756876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_IPV6_DA; 24766876fb64SMd Fahad Iqbal Polash break; 24776876fb64SMd Fahad Iqbal Polash default: 24786876fb64SMd Fahad Iqbal Polash break; 24796876fb64SMd Fahad Iqbal Polash } 24806876fb64SMd Fahad Iqbal Polash } 24816876fb64SMd Fahad Iqbal Polash 24826876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_L4_B_0_1 || nfc->data & RXH_L4_B_2_3) { 24836876fb64SMd Fahad Iqbal Polash switch (nfc->flow_type) { 24846876fb64SMd Fahad Iqbal Polash case TCP_V4_FLOW: 24856876fb64SMd Fahad Iqbal Polash case TCP_V6_FLOW: 24866876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_L4_B_0_1) 24876876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_TCP_SRC_PORT; 24886876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_L4_B_2_3) 24896876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_TCP_DST_PORT; 24906876fb64SMd Fahad Iqbal Polash break; 24916876fb64SMd Fahad Iqbal Polash case UDP_V4_FLOW: 24926876fb64SMd Fahad Iqbal Polash case UDP_V6_FLOW: 24936876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_L4_B_0_1) 24946876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_UDP_SRC_PORT; 24956876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_L4_B_2_3) 24966876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_UDP_DST_PORT; 24976876fb64SMd Fahad Iqbal Polash break; 24986876fb64SMd Fahad Iqbal Polash case SCTP_V4_FLOW: 24996876fb64SMd Fahad Iqbal Polash case SCTP_V6_FLOW: 25006876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_L4_B_0_1) 25016876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_SCTP_SRC_PORT; 25026876fb64SMd Fahad Iqbal Polash if (nfc->data & RXH_L4_B_2_3) 25036876fb64SMd Fahad Iqbal Polash hfld |= ICE_FLOW_HASH_FLD_SCTP_DST_PORT; 25046876fb64SMd Fahad Iqbal Polash break; 25056876fb64SMd Fahad Iqbal Polash default: 25066876fb64SMd Fahad Iqbal Polash break; 25076876fb64SMd Fahad Iqbal Polash } 25086876fb64SMd Fahad Iqbal Polash } 25096876fb64SMd Fahad Iqbal Polash 25106876fb64SMd Fahad Iqbal Polash return hfld; 25116876fb64SMd Fahad Iqbal Polash } 25126876fb64SMd Fahad Iqbal Polash 25136876fb64SMd Fahad Iqbal Polash /** 25146876fb64SMd Fahad Iqbal Polash * ice_set_rss_hash_opt - Enable/Disable flow types for RSS hash 25156876fb64SMd Fahad Iqbal Polash * @vsi: the VSI being configured 25166876fb64SMd Fahad Iqbal Polash * @nfc: ethtool rxnfc command 25176876fb64SMd Fahad Iqbal Polash * 25186876fb64SMd Fahad Iqbal Polash * Returns Success if the flow input set is supported. 25196876fb64SMd Fahad Iqbal Polash */ 25206876fb64SMd Fahad Iqbal Polash static int 25216876fb64SMd Fahad Iqbal Polash ice_set_rss_hash_opt(struct ice_vsi *vsi, struct ethtool_rxnfc *nfc) 25226876fb64SMd Fahad Iqbal Polash { 25236876fb64SMd Fahad Iqbal Polash struct ice_pf *pf = vsi->back; 25246876fb64SMd Fahad Iqbal Polash enum ice_status status; 25256876fb64SMd Fahad Iqbal Polash struct device *dev; 25266876fb64SMd Fahad Iqbal Polash u64 hashed_flds; 25276876fb64SMd Fahad Iqbal Polash u32 hdrs; 25286876fb64SMd Fahad Iqbal Polash 25296876fb64SMd Fahad Iqbal Polash dev = ice_pf_to_dev(pf); 25306876fb64SMd Fahad Iqbal Polash if (ice_is_safe_mode(pf)) { 25316876fb64SMd Fahad Iqbal Polash dev_dbg(dev, "Advanced RSS disabled. Package download failed, vsi num = %d\n", 25326876fb64SMd Fahad Iqbal Polash vsi->vsi_num); 25336876fb64SMd Fahad Iqbal Polash return -EINVAL; 25346876fb64SMd Fahad Iqbal Polash } 25356876fb64SMd Fahad Iqbal Polash 25366876fb64SMd Fahad Iqbal Polash hashed_flds = ice_parse_hash_flds(nfc); 25376876fb64SMd Fahad Iqbal Polash if (hashed_flds == ICE_HASH_INVALID) { 25386876fb64SMd Fahad Iqbal Polash dev_dbg(dev, "Invalid hash fields, vsi num = %d\n", 25396876fb64SMd Fahad Iqbal Polash vsi->vsi_num); 25406876fb64SMd Fahad Iqbal Polash return -EINVAL; 25416876fb64SMd Fahad Iqbal Polash } 25426876fb64SMd Fahad Iqbal Polash 25436876fb64SMd Fahad Iqbal Polash hdrs = ice_parse_hdrs(nfc); 25446876fb64SMd Fahad Iqbal Polash if (hdrs == ICE_FLOW_SEG_HDR_NONE) { 25456876fb64SMd Fahad Iqbal Polash dev_dbg(dev, "Header type is not valid, vsi num = %d\n", 25466876fb64SMd Fahad Iqbal Polash vsi->vsi_num); 25476876fb64SMd Fahad Iqbal Polash return -EINVAL; 25486876fb64SMd Fahad Iqbal Polash } 25496876fb64SMd Fahad Iqbal Polash 25506876fb64SMd Fahad Iqbal Polash status = ice_add_rss_cfg(&pf->hw, vsi->idx, hashed_flds, hdrs); 25516876fb64SMd Fahad Iqbal Polash if (status) { 25520fee3577SLihong Yang dev_dbg(dev, "ice_add_rss_cfg failed, vsi num = %d, error = %s\n", 25530fee3577SLihong Yang vsi->vsi_num, ice_stat_str(status)); 25546876fb64SMd Fahad Iqbal Polash return -EINVAL; 25556876fb64SMd Fahad Iqbal Polash } 25566876fb64SMd Fahad Iqbal Polash 25576876fb64SMd Fahad Iqbal Polash return 0; 25586876fb64SMd Fahad Iqbal Polash } 25596876fb64SMd Fahad Iqbal Polash 25606876fb64SMd Fahad Iqbal Polash /** 25616876fb64SMd Fahad Iqbal Polash * ice_get_rss_hash_opt - Retrieve hash fields for a given flow-type 25626876fb64SMd Fahad Iqbal Polash * @vsi: the VSI being configured 25636876fb64SMd Fahad Iqbal Polash * @nfc: ethtool rxnfc command 25646876fb64SMd Fahad Iqbal Polash */ 25656876fb64SMd Fahad Iqbal Polash static void 25666876fb64SMd Fahad Iqbal Polash ice_get_rss_hash_opt(struct ice_vsi *vsi, struct ethtool_rxnfc *nfc) 25676876fb64SMd Fahad Iqbal Polash { 25686876fb64SMd Fahad Iqbal Polash struct ice_pf *pf = vsi->back; 25696876fb64SMd Fahad Iqbal Polash struct device *dev; 25706876fb64SMd Fahad Iqbal Polash u64 hash_flds; 25716876fb64SMd Fahad Iqbal Polash u32 hdrs; 25726876fb64SMd Fahad Iqbal Polash 25736876fb64SMd Fahad Iqbal Polash dev = ice_pf_to_dev(pf); 25746876fb64SMd Fahad Iqbal Polash 25756876fb64SMd Fahad Iqbal Polash nfc->data = 0; 25766876fb64SMd Fahad Iqbal Polash if (ice_is_safe_mode(pf)) { 25776876fb64SMd Fahad Iqbal Polash dev_dbg(dev, "Advanced RSS disabled. Package download failed, vsi num = %d\n", 25786876fb64SMd Fahad Iqbal Polash vsi->vsi_num); 25796876fb64SMd Fahad Iqbal Polash return; 25806876fb64SMd Fahad Iqbal Polash } 25816876fb64SMd Fahad Iqbal Polash 25826876fb64SMd Fahad Iqbal Polash hdrs = ice_parse_hdrs(nfc); 25836876fb64SMd Fahad Iqbal Polash if (hdrs == ICE_FLOW_SEG_HDR_NONE) { 25846876fb64SMd Fahad Iqbal Polash dev_dbg(dev, "Header type is not valid, vsi num = %d\n", 25856876fb64SMd Fahad Iqbal Polash vsi->vsi_num); 25866876fb64SMd Fahad Iqbal Polash return; 25876876fb64SMd Fahad Iqbal Polash } 25886876fb64SMd Fahad Iqbal Polash 25896876fb64SMd Fahad Iqbal Polash hash_flds = ice_get_rss_cfg(&pf->hw, vsi->idx, hdrs); 25906876fb64SMd Fahad Iqbal Polash if (hash_flds == ICE_HASH_INVALID) { 25916876fb64SMd Fahad Iqbal Polash dev_dbg(dev, "No hash fields found for the given header type, vsi num = %d\n", 25926876fb64SMd Fahad Iqbal Polash vsi->vsi_num); 25936876fb64SMd Fahad Iqbal Polash return; 25946876fb64SMd Fahad Iqbal Polash } 25956876fb64SMd Fahad Iqbal Polash 25966876fb64SMd Fahad Iqbal Polash if (hash_flds & ICE_FLOW_HASH_FLD_IPV4_SA || 25976876fb64SMd Fahad Iqbal Polash hash_flds & ICE_FLOW_HASH_FLD_IPV6_SA) 25986876fb64SMd Fahad Iqbal Polash nfc->data |= (u64)RXH_IP_SRC; 25996876fb64SMd Fahad Iqbal Polash 26006876fb64SMd Fahad Iqbal Polash if (hash_flds & ICE_FLOW_HASH_FLD_IPV4_DA || 26016876fb64SMd Fahad Iqbal Polash hash_flds & ICE_FLOW_HASH_FLD_IPV6_DA) 26026876fb64SMd Fahad Iqbal Polash nfc->data |= (u64)RXH_IP_DST; 26036876fb64SMd Fahad Iqbal Polash 26046876fb64SMd Fahad Iqbal Polash if (hash_flds & ICE_FLOW_HASH_FLD_TCP_SRC_PORT || 26056876fb64SMd Fahad Iqbal Polash hash_flds & ICE_FLOW_HASH_FLD_UDP_SRC_PORT || 26066876fb64SMd Fahad Iqbal Polash hash_flds & ICE_FLOW_HASH_FLD_SCTP_SRC_PORT) 26076876fb64SMd Fahad Iqbal Polash nfc->data |= (u64)RXH_L4_B_0_1; 26086876fb64SMd Fahad Iqbal Polash 26096876fb64SMd Fahad Iqbal Polash if (hash_flds & ICE_FLOW_HASH_FLD_TCP_DST_PORT || 26106876fb64SMd Fahad Iqbal Polash hash_flds & ICE_FLOW_HASH_FLD_UDP_DST_PORT || 26116876fb64SMd Fahad Iqbal Polash hash_flds & ICE_FLOW_HASH_FLD_SCTP_DST_PORT) 26126876fb64SMd Fahad Iqbal Polash nfc->data |= (u64)RXH_L4_B_2_3; 26136876fb64SMd Fahad Iqbal Polash } 26146876fb64SMd Fahad Iqbal Polash 26156876fb64SMd Fahad Iqbal Polash /** 26166876fb64SMd Fahad Iqbal Polash * ice_set_rxnfc - command to set Rx flow rules. 26176876fb64SMd Fahad Iqbal Polash * @netdev: network interface device structure 26186876fb64SMd Fahad Iqbal Polash * @cmd: ethtool rxnfc command 26196876fb64SMd Fahad Iqbal Polash * 26206876fb64SMd Fahad Iqbal Polash * Returns 0 for success and negative values for errors 26216876fb64SMd Fahad Iqbal Polash */ 26226876fb64SMd Fahad Iqbal Polash static int ice_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) 26236876fb64SMd Fahad Iqbal Polash { 26246876fb64SMd Fahad Iqbal Polash struct ice_netdev_priv *np = netdev_priv(netdev); 26256876fb64SMd Fahad Iqbal Polash struct ice_vsi *vsi = np->vsi; 26266876fb64SMd Fahad Iqbal Polash 26276876fb64SMd Fahad Iqbal Polash switch (cmd->cmd) { 2628cac2a27cSHenry Tieman case ETHTOOL_SRXCLSRLINS: 2629cac2a27cSHenry Tieman return ice_add_fdir_ethtool(vsi, cmd); 2630cac2a27cSHenry Tieman case ETHTOOL_SRXCLSRLDEL: 2631cac2a27cSHenry Tieman return ice_del_fdir_ethtool(vsi, cmd); 26326876fb64SMd Fahad Iqbal Polash case ETHTOOL_SRXFH: 26336876fb64SMd Fahad Iqbal Polash return ice_set_rss_hash_opt(vsi, cmd); 26346876fb64SMd Fahad Iqbal Polash default: 26356876fb64SMd Fahad Iqbal Polash break; 26366876fb64SMd Fahad Iqbal Polash } 26376876fb64SMd Fahad Iqbal Polash return -EOPNOTSUPP; 26386876fb64SMd Fahad Iqbal Polash } 26396876fb64SMd Fahad Iqbal Polash 26406876fb64SMd Fahad Iqbal Polash /** 2641f9867df6SAnirudh Venkataramanan * ice_get_rxnfc - command to get Rx flow classification rules 2642fcea6f3dSAnirudh Venkataramanan * @netdev: network interface device structure 2643fcea6f3dSAnirudh Venkataramanan * @cmd: ethtool rxnfc command 2644fcea6f3dSAnirudh Venkataramanan * @rule_locs: buffer to rturn Rx flow classification rules 2645fcea6f3dSAnirudh Venkataramanan * 2646fcea6f3dSAnirudh Venkataramanan * Returns Success if the command is supported. 2647fcea6f3dSAnirudh Venkataramanan */ 2648c8b7abddSBruce Allan static int 2649c8b7abddSBruce Allan ice_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, 2650fcea6f3dSAnirudh Venkataramanan u32 __always_unused *rule_locs) 2651fcea6f3dSAnirudh Venkataramanan { 2652fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 2653fcea6f3dSAnirudh Venkataramanan struct ice_vsi *vsi = np->vsi; 2654fcea6f3dSAnirudh Venkataramanan int ret = -EOPNOTSUPP; 26554ab95646SHenry Tieman struct ice_hw *hw; 26564ab95646SHenry Tieman 26574ab95646SHenry Tieman hw = &vsi->back->hw; 2658fcea6f3dSAnirudh Venkataramanan 2659fcea6f3dSAnirudh Venkataramanan switch (cmd->cmd) { 2660fcea6f3dSAnirudh Venkataramanan case ETHTOOL_GRXRINGS: 2661fcea6f3dSAnirudh Venkataramanan cmd->data = vsi->rss_size; 2662fcea6f3dSAnirudh Venkataramanan ret = 0; 2663fcea6f3dSAnirudh Venkataramanan break; 26644ab95646SHenry Tieman case ETHTOOL_GRXCLSRLCNT: 26654ab95646SHenry Tieman cmd->rule_cnt = hw->fdir_active_fltr; 26664ab95646SHenry Tieman /* report total rule count */ 26674ab95646SHenry Tieman cmd->data = ice_get_fdir_cnt_all(hw); 26684ab95646SHenry Tieman ret = 0; 26694ab95646SHenry Tieman break; 26704ab95646SHenry Tieman case ETHTOOL_GRXCLSRULE: 26714ab95646SHenry Tieman ret = ice_get_ethtool_fdir_entry(hw, cmd); 26724ab95646SHenry Tieman break; 26734ab95646SHenry Tieman case ETHTOOL_GRXCLSRLALL: 26744ab95646SHenry Tieman ret = ice_get_fdir_fltr_ids(hw, cmd, (u32 *)rule_locs); 26754ab95646SHenry Tieman break; 26766876fb64SMd Fahad Iqbal Polash case ETHTOOL_GRXFH: 26776876fb64SMd Fahad Iqbal Polash ice_get_rss_hash_opt(vsi, cmd); 26786876fb64SMd Fahad Iqbal Polash ret = 0; 26796876fb64SMd Fahad Iqbal Polash break; 2680fcea6f3dSAnirudh Venkataramanan default: 2681fcea6f3dSAnirudh Venkataramanan break; 2682fcea6f3dSAnirudh Venkataramanan } 2683fcea6f3dSAnirudh Venkataramanan 2684fcea6f3dSAnirudh Venkataramanan return ret; 2685fcea6f3dSAnirudh Venkataramanan } 2686fcea6f3dSAnirudh Venkataramanan 2687fcea6f3dSAnirudh Venkataramanan static void 2688fcea6f3dSAnirudh Venkataramanan ice_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) 2689fcea6f3dSAnirudh Venkataramanan { 2690fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 2691fcea6f3dSAnirudh Venkataramanan struct ice_vsi *vsi = np->vsi; 2692fcea6f3dSAnirudh Venkataramanan 2693fcea6f3dSAnirudh Venkataramanan ring->rx_max_pending = ICE_MAX_NUM_DESC; 2694fcea6f3dSAnirudh Venkataramanan ring->tx_max_pending = ICE_MAX_NUM_DESC; 2695fcea6f3dSAnirudh Venkataramanan ring->rx_pending = vsi->rx_rings[0]->count; 2696fcea6f3dSAnirudh Venkataramanan ring->tx_pending = vsi->tx_rings[0]->count; 2697f934bb9bSBruce Allan 2698f934bb9bSBruce Allan /* Rx mini and jumbo rings are not supported */ 2699fcea6f3dSAnirudh Venkataramanan ring->rx_mini_max_pending = 0; 2700fcea6f3dSAnirudh Venkataramanan ring->rx_jumbo_max_pending = 0; 2701f934bb9bSBruce Allan ring->rx_mini_pending = 0; 2702fcea6f3dSAnirudh Venkataramanan ring->rx_jumbo_pending = 0; 2703fcea6f3dSAnirudh Venkataramanan } 2704fcea6f3dSAnirudh Venkataramanan 2705fcea6f3dSAnirudh Venkataramanan static int 2706fcea6f3dSAnirudh Venkataramanan ice_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) 2707fcea6f3dSAnirudh Venkataramanan { 2708fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 2709e72bba21SMaciej Fijalkowski struct ice_tx_ring *xdp_rings = NULL; 2710e72bba21SMaciej Fijalkowski struct ice_tx_ring *tx_rings = NULL; 2711e72bba21SMaciej Fijalkowski struct ice_rx_ring *rx_rings = NULL; 2712fcea6f3dSAnirudh Venkataramanan struct ice_vsi *vsi = np->vsi; 2713fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = vsi->back; 2714fcea6f3dSAnirudh Venkataramanan int i, timeout = 50, err = 0; 271588865fc4SKarol Kolacinski u16 new_rx_cnt, new_tx_cnt; 2716fcea6f3dSAnirudh Venkataramanan 2717fcea6f3dSAnirudh Venkataramanan if (ring->tx_pending > ICE_MAX_NUM_DESC || 2718fcea6f3dSAnirudh Venkataramanan ring->tx_pending < ICE_MIN_NUM_DESC || 2719fcea6f3dSAnirudh Venkataramanan ring->rx_pending > ICE_MAX_NUM_DESC || 2720fcea6f3dSAnirudh Venkataramanan ring->rx_pending < ICE_MIN_NUM_DESC) { 2721f934bb9bSBruce Allan netdev_err(netdev, "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d] (increment %d)\n", 2722fcea6f3dSAnirudh Venkataramanan ring->tx_pending, ring->rx_pending, 2723f934bb9bSBruce Allan ICE_MIN_NUM_DESC, ICE_MAX_NUM_DESC, 2724f934bb9bSBruce Allan ICE_REQ_DESC_MULTIPLE); 2725fcea6f3dSAnirudh Venkataramanan return -EINVAL; 2726fcea6f3dSAnirudh Venkataramanan } 2727fcea6f3dSAnirudh Venkataramanan 2728fcea6f3dSAnirudh Venkataramanan new_tx_cnt = ALIGN(ring->tx_pending, ICE_REQ_DESC_MULTIPLE); 2729f934bb9bSBruce Allan if (new_tx_cnt != ring->tx_pending) 273019cce2c6SAnirudh Venkataramanan netdev_info(netdev, "Requested Tx descriptor count rounded up to %d\n", 2731f934bb9bSBruce Allan new_tx_cnt); 2732fcea6f3dSAnirudh Venkataramanan new_rx_cnt = ALIGN(ring->rx_pending, ICE_REQ_DESC_MULTIPLE); 2733f934bb9bSBruce Allan if (new_rx_cnt != ring->rx_pending) 273419cce2c6SAnirudh Venkataramanan netdev_info(netdev, "Requested Rx descriptor count rounded up to %d\n", 2735f934bb9bSBruce Allan new_rx_cnt); 2736fcea6f3dSAnirudh Venkataramanan 2737fcea6f3dSAnirudh Venkataramanan /* if nothing to do return success */ 2738fcea6f3dSAnirudh Venkataramanan if (new_tx_cnt == vsi->tx_rings[0]->count && 2739fcea6f3dSAnirudh Venkataramanan new_rx_cnt == vsi->rx_rings[0]->count) { 2740fcea6f3dSAnirudh Venkataramanan netdev_dbg(netdev, "Nothing to change, descriptor count is same as requested\n"); 2741fcea6f3dSAnirudh Venkataramanan return 0; 2742fcea6f3dSAnirudh Venkataramanan } 2743fcea6f3dSAnirudh Venkataramanan 27442d4238f5SKrzysztof Kazimierczak /* If there is a AF_XDP UMEM attached to any of Rx rings, 27452d4238f5SKrzysztof Kazimierczak * disallow changing the number of descriptors -- regardless 27462d4238f5SKrzysztof Kazimierczak * if the netdev is running or not. 27472d4238f5SKrzysztof Kazimierczak */ 27482d4238f5SKrzysztof Kazimierczak if (ice_xsk_any_rx_ring_ena(vsi)) 27492d4238f5SKrzysztof Kazimierczak return -EBUSY; 27502d4238f5SKrzysztof Kazimierczak 27517e408e07SAnirudh Venkataramanan while (test_and_set_bit(ICE_CFG_BUSY, pf->state)) { 2752fcea6f3dSAnirudh Venkataramanan timeout--; 2753fcea6f3dSAnirudh Venkataramanan if (!timeout) 2754fcea6f3dSAnirudh Venkataramanan return -EBUSY; 2755fcea6f3dSAnirudh Venkataramanan usleep_range(1000, 2000); 2756fcea6f3dSAnirudh Venkataramanan } 2757fcea6f3dSAnirudh Venkataramanan 2758fcea6f3dSAnirudh Venkataramanan /* set for the next time the netdev is started */ 2759fcea6f3dSAnirudh Venkataramanan if (!netif_running(vsi->netdev)) { 27602faf63b6SMaciej Fijalkowski ice_for_each_alloc_txq(vsi, i) 2761fcea6f3dSAnirudh Venkataramanan vsi->tx_rings[i]->count = new_tx_cnt; 27622faf63b6SMaciej Fijalkowski ice_for_each_alloc_rxq(vsi, i) 2763fcea6f3dSAnirudh Venkataramanan vsi->rx_rings[i]->count = new_rx_cnt; 2764efc2214bSMaciej Fijalkowski if (ice_is_xdp_ena_vsi(vsi)) 27652faf63b6SMaciej Fijalkowski ice_for_each_xdp_txq(vsi, i) 2766efc2214bSMaciej Fijalkowski vsi->xdp_rings[i]->count = new_tx_cnt; 276788865fc4SKarol Kolacinski vsi->num_tx_desc = (u16)new_tx_cnt; 276888865fc4SKarol Kolacinski vsi->num_rx_desc = (u16)new_rx_cnt; 2769fcea6f3dSAnirudh Venkataramanan netdev_dbg(netdev, "Link is down, descriptor count change happens when link is brought up\n"); 2770fcea6f3dSAnirudh Venkataramanan goto done; 2771fcea6f3dSAnirudh Venkataramanan } 2772fcea6f3dSAnirudh Venkataramanan 2773fcea6f3dSAnirudh Venkataramanan if (new_tx_cnt == vsi->tx_rings[0]->count) 2774fcea6f3dSAnirudh Venkataramanan goto process_rx; 2775fcea6f3dSAnirudh Venkataramanan 2776fcea6f3dSAnirudh Venkataramanan /* alloc updated Tx resources */ 2777fcea6f3dSAnirudh Venkataramanan netdev_info(netdev, "Changing Tx descriptor count from %d to %d\n", 2778fcea6f3dSAnirudh Venkataramanan vsi->tx_rings[0]->count, new_tx_cnt); 2779fcea6f3dSAnirudh Venkataramanan 27809efe35d0STony Nguyen tx_rings = kcalloc(vsi->num_txq, sizeof(*tx_rings), GFP_KERNEL); 2781fcea6f3dSAnirudh Venkataramanan if (!tx_rings) { 2782fcea6f3dSAnirudh Venkataramanan err = -ENOMEM; 2783fcea6f3dSAnirudh Venkataramanan goto done; 2784fcea6f3dSAnirudh Venkataramanan } 2785fcea6f3dSAnirudh Venkataramanan 2786c0a3665fSUsha Ketineni ice_for_each_txq(vsi, i) { 2787fcea6f3dSAnirudh Venkataramanan /* clone ring and setup updated count */ 2788fcea6f3dSAnirudh Venkataramanan tx_rings[i] = *vsi->tx_rings[i]; 2789fcea6f3dSAnirudh Venkataramanan tx_rings[i].count = new_tx_cnt; 2790fcea6f3dSAnirudh Venkataramanan tx_rings[i].desc = NULL; 2791fcea6f3dSAnirudh Venkataramanan tx_rings[i].tx_buf = NULL; 2792fcea6f3dSAnirudh Venkataramanan err = ice_setup_tx_ring(&tx_rings[i]); 2793fcea6f3dSAnirudh Venkataramanan if (err) { 2794efc2214bSMaciej Fijalkowski while (i--) 2795fcea6f3dSAnirudh Venkataramanan ice_clean_tx_ring(&tx_rings[i]); 27969efe35d0STony Nguyen kfree(tx_rings); 2797fcea6f3dSAnirudh Venkataramanan goto done; 2798fcea6f3dSAnirudh Venkataramanan } 2799fcea6f3dSAnirudh Venkataramanan } 2800fcea6f3dSAnirudh Venkataramanan 2801efc2214bSMaciej Fijalkowski if (!ice_is_xdp_ena_vsi(vsi)) 2802efc2214bSMaciej Fijalkowski goto process_rx; 2803efc2214bSMaciej Fijalkowski 2804efc2214bSMaciej Fijalkowski /* alloc updated XDP resources */ 2805efc2214bSMaciej Fijalkowski netdev_info(netdev, "Changing XDP descriptor count from %d to %d\n", 2806efc2214bSMaciej Fijalkowski vsi->xdp_rings[0]->count, new_tx_cnt); 2807efc2214bSMaciej Fijalkowski 28089efe35d0STony Nguyen xdp_rings = kcalloc(vsi->num_xdp_txq, sizeof(*xdp_rings), GFP_KERNEL); 2809efc2214bSMaciej Fijalkowski if (!xdp_rings) { 2810efc2214bSMaciej Fijalkowski err = -ENOMEM; 2811efc2214bSMaciej Fijalkowski goto free_tx; 2812efc2214bSMaciej Fijalkowski } 2813efc2214bSMaciej Fijalkowski 28142faf63b6SMaciej Fijalkowski ice_for_each_xdp_txq(vsi, i) { 2815efc2214bSMaciej Fijalkowski /* clone ring and setup updated count */ 2816efc2214bSMaciej Fijalkowski xdp_rings[i] = *vsi->xdp_rings[i]; 2817efc2214bSMaciej Fijalkowski xdp_rings[i].count = new_tx_cnt; 2818efc2214bSMaciej Fijalkowski xdp_rings[i].desc = NULL; 2819efc2214bSMaciej Fijalkowski xdp_rings[i].tx_buf = NULL; 2820efc2214bSMaciej Fijalkowski err = ice_setup_tx_ring(&xdp_rings[i]); 2821efc2214bSMaciej Fijalkowski if (err) { 2822efc2214bSMaciej Fijalkowski while (i--) 2823efc2214bSMaciej Fijalkowski ice_clean_tx_ring(&xdp_rings[i]); 28249efe35d0STony Nguyen kfree(xdp_rings); 2825efc2214bSMaciej Fijalkowski goto free_tx; 2826efc2214bSMaciej Fijalkowski } 2827efc2214bSMaciej Fijalkowski ice_set_ring_xdp(&xdp_rings[i]); 2828efc2214bSMaciej Fijalkowski } 2829efc2214bSMaciej Fijalkowski 2830fcea6f3dSAnirudh Venkataramanan process_rx: 2831fcea6f3dSAnirudh Venkataramanan if (new_rx_cnt == vsi->rx_rings[0]->count) 2832fcea6f3dSAnirudh Venkataramanan goto process_link; 2833fcea6f3dSAnirudh Venkataramanan 2834fcea6f3dSAnirudh Venkataramanan /* alloc updated Rx resources */ 2835fcea6f3dSAnirudh Venkataramanan netdev_info(netdev, "Changing Rx descriptor count from %d to %d\n", 2836fcea6f3dSAnirudh Venkataramanan vsi->rx_rings[0]->count, new_rx_cnt); 2837fcea6f3dSAnirudh Venkataramanan 28389efe35d0STony Nguyen rx_rings = kcalloc(vsi->num_rxq, sizeof(*rx_rings), GFP_KERNEL); 2839fcea6f3dSAnirudh Venkataramanan if (!rx_rings) { 2840fcea6f3dSAnirudh Venkataramanan err = -ENOMEM; 2841fcea6f3dSAnirudh Venkataramanan goto done; 2842fcea6f3dSAnirudh Venkataramanan } 2843fcea6f3dSAnirudh Venkataramanan 2844c0a3665fSUsha Ketineni ice_for_each_rxq(vsi, i) { 2845fcea6f3dSAnirudh Venkataramanan /* clone ring and setup updated count */ 2846fcea6f3dSAnirudh Venkataramanan rx_rings[i] = *vsi->rx_rings[i]; 2847fcea6f3dSAnirudh Venkataramanan rx_rings[i].count = new_rx_cnt; 2848fcea6f3dSAnirudh Venkataramanan rx_rings[i].desc = NULL; 2849fcea6f3dSAnirudh Venkataramanan rx_rings[i].rx_buf = NULL; 2850fcea6f3dSAnirudh Venkataramanan /* this is to allow wr32 to have something to write to 2851fcea6f3dSAnirudh Venkataramanan * during early allocation of Rx buffers 2852fcea6f3dSAnirudh Venkataramanan */ 2853fcea6f3dSAnirudh Venkataramanan rx_rings[i].tail = vsi->back->hw.hw_addr + PRTGEN_STATUS; 2854fcea6f3dSAnirudh Venkataramanan 2855fcea6f3dSAnirudh Venkataramanan err = ice_setup_rx_ring(&rx_rings[i]); 2856fcea6f3dSAnirudh Venkataramanan if (err) 2857fcea6f3dSAnirudh Venkataramanan goto rx_unwind; 2858fcea6f3dSAnirudh Venkataramanan 2859fcea6f3dSAnirudh Venkataramanan /* allocate Rx buffers */ 2860fcea6f3dSAnirudh Venkataramanan err = ice_alloc_rx_bufs(&rx_rings[i], 2861fcea6f3dSAnirudh Venkataramanan ICE_DESC_UNUSED(&rx_rings[i])); 2862fcea6f3dSAnirudh Venkataramanan rx_unwind: 2863fcea6f3dSAnirudh Venkataramanan if (err) { 2864fcea6f3dSAnirudh Venkataramanan while (i) { 2865fcea6f3dSAnirudh Venkataramanan i--; 2866fcea6f3dSAnirudh Venkataramanan ice_free_rx_ring(&rx_rings[i]); 2867fcea6f3dSAnirudh Venkataramanan } 28689efe35d0STony Nguyen kfree(rx_rings); 2869fcea6f3dSAnirudh Venkataramanan err = -ENOMEM; 2870fcea6f3dSAnirudh Venkataramanan goto free_tx; 2871fcea6f3dSAnirudh Venkataramanan } 2872fcea6f3dSAnirudh Venkataramanan } 2873fcea6f3dSAnirudh Venkataramanan 2874fcea6f3dSAnirudh Venkataramanan process_link: 2875fcea6f3dSAnirudh Venkataramanan /* Bring interface down, copy in the new ring info, then restore the 2876fcea6f3dSAnirudh Venkataramanan * interface. if VSI is up, bring it down and then back up 2877fcea6f3dSAnirudh Venkataramanan */ 2878e97fb1aeSAnirudh Venkataramanan if (!test_and_set_bit(ICE_VSI_DOWN, vsi->state)) { 2879fcea6f3dSAnirudh Venkataramanan ice_down(vsi); 2880fcea6f3dSAnirudh Venkataramanan 2881fcea6f3dSAnirudh Venkataramanan if (tx_rings) { 2882c0a3665fSUsha Ketineni ice_for_each_txq(vsi, i) { 2883fcea6f3dSAnirudh Venkataramanan ice_free_tx_ring(vsi->tx_rings[i]); 2884fcea6f3dSAnirudh Venkataramanan *vsi->tx_rings[i] = tx_rings[i]; 2885fcea6f3dSAnirudh Venkataramanan } 28869efe35d0STony Nguyen kfree(tx_rings); 2887fcea6f3dSAnirudh Venkataramanan } 2888fcea6f3dSAnirudh Venkataramanan 2889fcea6f3dSAnirudh Venkataramanan if (rx_rings) { 2890c0a3665fSUsha Ketineni ice_for_each_rxq(vsi, i) { 2891fcea6f3dSAnirudh Venkataramanan ice_free_rx_ring(vsi->rx_rings[i]); 2892fcea6f3dSAnirudh Venkataramanan /* copy the real tail offset */ 2893fcea6f3dSAnirudh Venkataramanan rx_rings[i].tail = vsi->rx_rings[i]->tail; 2894fcea6f3dSAnirudh Venkataramanan /* this is to fake out the allocation routine 2895fcea6f3dSAnirudh Venkataramanan * into thinking it has to realloc everything 2896fcea6f3dSAnirudh Venkataramanan * but the recycling logic will let us re-use 2897fcea6f3dSAnirudh Venkataramanan * the buffers allocated above 2898fcea6f3dSAnirudh Venkataramanan */ 2899fcea6f3dSAnirudh Venkataramanan rx_rings[i].next_to_use = 0; 2900fcea6f3dSAnirudh Venkataramanan rx_rings[i].next_to_clean = 0; 2901fcea6f3dSAnirudh Venkataramanan rx_rings[i].next_to_alloc = 0; 2902fcea6f3dSAnirudh Venkataramanan *vsi->rx_rings[i] = rx_rings[i]; 2903fcea6f3dSAnirudh Venkataramanan } 29049efe35d0STony Nguyen kfree(rx_rings); 2905fcea6f3dSAnirudh Venkataramanan } 2906fcea6f3dSAnirudh Venkataramanan 2907efc2214bSMaciej Fijalkowski if (xdp_rings) { 29082faf63b6SMaciej Fijalkowski ice_for_each_xdp_txq(vsi, i) { 2909efc2214bSMaciej Fijalkowski ice_free_tx_ring(vsi->xdp_rings[i]); 2910efc2214bSMaciej Fijalkowski *vsi->xdp_rings[i] = xdp_rings[i]; 2911efc2214bSMaciej Fijalkowski } 29129efe35d0STony Nguyen kfree(xdp_rings); 2913efc2214bSMaciej Fijalkowski } 2914efc2214bSMaciej Fijalkowski 2915efc2214bSMaciej Fijalkowski vsi->num_tx_desc = new_tx_cnt; 2916efc2214bSMaciej Fijalkowski vsi->num_rx_desc = new_rx_cnt; 2917fcea6f3dSAnirudh Venkataramanan ice_up(vsi); 2918fcea6f3dSAnirudh Venkataramanan } 2919fcea6f3dSAnirudh Venkataramanan goto done; 2920fcea6f3dSAnirudh Venkataramanan 2921fcea6f3dSAnirudh Venkataramanan free_tx: 2922fcea6f3dSAnirudh Venkataramanan /* error cleanup if the Rx allocations failed after getting Tx */ 2923fcea6f3dSAnirudh Venkataramanan if (tx_rings) { 2924c0a3665fSUsha Ketineni ice_for_each_txq(vsi, i) 2925fcea6f3dSAnirudh Venkataramanan ice_free_tx_ring(&tx_rings[i]); 29269efe35d0STony Nguyen kfree(tx_rings); 2927fcea6f3dSAnirudh Venkataramanan } 2928fcea6f3dSAnirudh Venkataramanan 2929fcea6f3dSAnirudh Venkataramanan done: 29307e408e07SAnirudh Venkataramanan clear_bit(ICE_CFG_BUSY, pf->state); 2931fcea6f3dSAnirudh Venkataramanan return err; 2932fcea6f3dSAnirudh Venkataramanan } 2933fcea6f3dSAnirudh Venkataramanan 2934fcea6f3dSAnirudh Venkataramanan /** 2935fcea6f3dSAnirudh Venkataramanan * ice_get_pauseparam - Get Flow Control status 2936fcea6f3dSAnirudh Venkataramanan * @netdev: network interface device structure 2937fcea6f3dSAnirudh Venkataramanan * @pause: ethernet pause (flow control) parameters 29385a056cd7SPaul Greenwalt * 29395a056cd7SPaul Greenwalt * Get requested flow control status from PHY capability. 29405a056cd7SPaul Greenwalt * If autoneg is true, then ethtool will send the ETHTOOL_GSET ioctl which 29415a056cd7SPaul Greenwalt * is handled by ice_get_link_ksettings. ice_get_link_ksettings will report 29425a056cd7SPaul Greenwalt * the negotiated Rx/Tx pause via lp_advertising. 2943fcea6f3dSAnirudh Venkataramanan */ 2944fcea6f3dSAnirudh Venkataramanan static void 2945fcea6f3dSAnirudh Venkataramanan ice_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) 2946fcea6f3dSAnirudh Venkataramanan { 2947fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 294840c3c546SLukasz Czapnik struct ice_port_info *pi = np->vsi->port_info; 294940c3c546SLukasz Czapnik struct ice_aqc_get_phy_caps_data *pcaps; 29503a257a14SAnirudh Venkataramanan struct ice_dcbx_cfg *dcbx_cfg; 295140c3c546SLukasz Czapnik enum ice_status status; 2952fcea6f3dSAnirudh Venkataramanan 295340c3c546SLukasz Czapnik /* Initialize pause params */ 295440c3c546SLukasz Czapnik pause->rx_pause = 0; 295540c3c546SLukasz Czapnik pause->tx_pause = 0; 295640c3c546SLukasz Czapnik 2957fc2d1165SChinh T Cao dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; 29583a257a14SAnirudh Venkataramanan 29599efe35d0STony Nguyen pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL); 296040c3c546SLukasz Czapnik if (!pcaps) 296140c3c546SLukasz Czapnik return; 296240c3c546SLukasz Czapnik 2963f9867df6SAnirudh Venkataramanan /* Get current PHY config */ 2964d6730a87SAnirudh Venkataramanan status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_ACTIVE_CFG, pcaps, 296540c3c546SLukasz Czapnik NULL); 296640c3c546SLukasz Czapnik if (status) 296740c3c546SLukasz Czapnik goto out; 296840c3c546SLukasz Czapnik 29695ee30564SPaul Greenwalt pause->autoneg = ice_is_phy_caps_an_enabled(pcaps) ? AUTONEG_ENABLE : 29705ee30564SPaul Greenwalt AUTONEG_DISABLE; 2971fcea6f3dSAnirudh Venkataramanan 29723a257a14SAnirudh Venkataramanan if (dcbx_cfg->pfc.pfcena) 29733a257a14SAnirudh Venkataramanan /* PFC enabled so report LFC as off */ 29743a257a14SAnirudh Venkataramanan goto out; 29753a257a14SAnirudh Venkataramanan 297640c3c546SLukasz Czapnik if (pcaps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) 2977fcea6f3dSAnirudh Venkataramanan pause->tx_pause = 1; 297840c3c546SLukasz Czapnik if (pcaps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE) 2979fcea6f3dSAnirudh Venkataramanan pause->rx_pause = 1; 298040c3c546SLukasz Czapnik 298140c3c546SLukasz Czapnik out: 29829efe35d0STony Nguyen kfree(pcaps); 2983fcea6f3dSAnirudh Venkataramanan } 2984fcea6f3dSAnirudh Venkataramanan 2985fcea6f3dSAnirudh Venkataramanan /** 2986fcea6f3dSAnirudh Venkataramanan * ice_set_pauseparam - Set Flow Control parameter 2987fcea6f3dSAnirudh Venkataramanan * @netdev: network interface device structure 2988d337f2afSAnirudh Venkataramanan * @pause: return Tx/Rx flow control status 2989fcea6f3dSAnirudh Venkataramanan */ 2990fcea6f3dSAnirudh Venkataramanan static int 2991fcea6f3dSAnirudh Venkataramanan ice_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) 2992fcea6f3dSAnirudh Venkataramanan { 2993fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 2994f1a4a66dSPaul Greenwalt struct ice_aqc_get_phy_caps_data *pcaps; 2995fcea6f3dSAnirudh Venkataramanan struct ice_link_status *hw_link_info; 2996fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = np->vsi->back; 29973a257a14SAnirudh Venkataramanan struct ice_dcbx_cfg *dcbx_cfg; 2998fcea6f3dSAnirudh Venkataramanan struct ice_vsi *vsi = np->vsi; 2999fcea6f3dSAnirudh Venkataramanan struct ice_hw *hw = &pf->hw; 3000fcea6f3dSAnirudh Venkataramanan struct ice_port_info *pi; 3001fcea6f3dSAnirudh Venkataramanan enum ice_status status; 3002fcea6f3dSAnirudh Venkataramanan u8 aq_failures; 3003fcea6f3dSAnirudh Venkataramanan bool link_up; 3004fcea6f3dSAnirudh Venkataramanan int err = 0; 3005f1a4a66dSPaul Greenwalt u32 is_an; 3006fcea6f3dSAnirudh Venkataramanan 3007fcea6f3dSAnirudh Venkataramanan pi = vsi->port_info; 3008fcea6f3dSAnirudh Venkataramanan hw_link_info = &pi->phy.link_info; 3009fc2d1165SChinh T Cao dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; 3010fcea6f3dSAnirudh Venkataramanan link_up = hw_link_info->link_info & ICE_AQ_LINK_UP; 3011fcea6f3dSAnirudh Venkataramanan 3012fcea6f3dSAnirudh Venkataramanan /* Changing the port's flow control is not supported if this isn't the 3013fcea6f3dSAnirudh Venkataramanan * PF VSI 3014fcea6f3dSAnirudh Venkataramanan */ 3015fcea6f3dSAnirudh Venkataramanan if (vsi->type != ICE_VSI_PF) { 3016fcea6f3dSAnirudh Venkataramanan netdev_info(netdev, "Changing flow control parameters only supported for PF VSI\n"); 3017fcea6f3dSAnirudh Venkataramanan return -EOPNOTSUPP; 3018fcea6f3dSAnirudh Venkataramanan } 3019fcea6f3dSAnirudh Venkataramanan 3020f1a4a66dSPaul Greenwalt /* Get pause param reports configured and negotiated flow control pause 3021f1a4a66dSPaul Greenwalt * when ETHTOOL_GLINKSETTINGS is defined. Since ETHTOOL_GLINKSETTINGS is 3022f1a4a66dSPaul Greenwalt * defined get pause param pause->autoneg reports SW configured setting, 3023f1a4a66dSPaul Greenwalt * so compare pause->autoneg with SW configured to prevent the user from 3024f1a4a66dSPaul Greenwalt * using set pause param to chance autoneg. 3025f1a4a66dSPaul Greenwalt */ 3026f1a4a66dSPaul Greenwalt pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL); 3027f1a4a66dSPaul Greenwalt if (!pcaps) 3028f1a4a66dSPaul Greenwalt return -ENOMEM; 3029f1a4a66dSPaul Greenwalt 3030f1a4a66dSPaul Greenwalt /* Get current PHY config */ 3031d6730a87SAnirudh Venkataramanan status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_ACTIVE_CFG, pcaps, 3032f1a4a66dSPaul Greenwalt NULL); 3033f1a4a66dSPaul Greenwalt if (status) { 3034f1a4a66dSPaul Greenwalt kfree(pcaps); 3035f1a4a66dSPaul Greenwalt return -EIO; 3036f1a4a66dSPaul Greenwalt } 3037f1a4a66dSPaul Greenwalt 30385ee30564SPaul Greenwalt is_an = ice_is_phy_caps_an_enabled(pcaps) ? AUTONEG_ENABLE : 30395ee30564SPaul Greenwalt AUTONEG_DISABLE; 3040f1a4a66dSPaul Greenwalt 3041f1a4a66dSPaul Greenwalt kfree(pcaps); 3042f1a4a66dSPaul Greenwalt 3043f1a4a66dSPaul Greenwalt if (pause->autoneg != is_an) { 3044fcea6f3dSAnirudh Venkataramanan netdev_info(netdev, "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n"); 3045fcea6f3dSAnirudh Venkataramanan return -EOPNOTSUPP; 3046fcea6f3dSAnirudh Venkataramanan } 3047fcea6f3dSAnirudh Venkataramanan 3048fcea6f3dSAnirudh Venkataramanan /* If we have link and don't have autoneg */ 30497e408e07SAnirudh Venkataramanan if (!test_bit(ICE_DOWN, pf->state) && 3050fcea6f3dSAnirudh Venkataramanan !(hw_link_info->an_info & ICE_AQ_AN_COMPLETED)) { 3051fcea6f3dSAnirudh Venkataramanan /* Send message that it might not necessarily work*/ 3052fcea6f3dSAnirudh Venkataramanan netdev_info(netdev, "Autoneg did not complete so changing settings may not result in an actual change.\n"); 3053fcea6f3dSAnirudh Venkataramanan } 3054fcea6f3dSAnirudh Venkataramanan 30553a257a14SAnirudh Venkataramanan if (dcbx_cfg->pfc.pfcena) { 30563a257a14SAnirudh Venkataramanan netdev_info(netdev, "Priority flow control enabled. Cannot set link flow control.\n"); 30573a257a14SAnirudh Venkataramanan return -EOPNOTSUPP; 30583a257a14SAnirudh Venkataramanan } 3059fcea6f3dSAnirudh Venkataramanan if (pause->rx_pause && pause->tx_pause) 3060fcea6f3dSAnirudh Venkataramanan pi->fc.req_mode = ICE_FC_FULL; 3061fcea6f3dSAnirudh Venkataramanan else if (pause->rx_pause && !pause->tx_pause) 3062fcea6f3dSAnirudh Venkataramanan pi->fc.req_mode = ICE_FC_RX_PAUSE; 3063fcea6f3dSAnirudh Venkataramanan else if (!pause->rx_pause && pause->tx_pause) 3064fcea6f3dSAnirudh Venkataramanan pi->fc.req_mode = ICE_FC_TX_PAUSE; 3065fcea6f3dSAnirudh Venkataramanan else if (!pause->rx_pause && !pause->tx_pause) 3066fcea6f3dSAnirudh Venkataramanan pi->fc.req_mode = ICE_FC_NONE; 3067fcea6f3dSAnirudh Venkataramanan else 3068fcea6f3dSAnirudh Venkataramanan return -EINVAL; 3069fcea6f3dSAnirudh Venkataramanan 3070fcea6f3dSAnirudh Venkataramanan /* Set the FC mode and only restart AN if link is up */ 3071fcea6f3dSAnirudh Venkataramanan status = ice_set_fc(pi, &aq_failures, link_up); 3072fcea6f3dSAnirudh Venkataramanan 3073fcea6f3dSAnirudh Venkataramanan if (aq_failures & ICE_SET_FC_AQ_FAIL_GET) { 30740fee3577SLihong Yang netdev_info(netdev, "Set fc failed on the get_phy_capabilities call with err %s aq_err %s\n", 30750fee3577SLihong Yang ice_stat_str(status), 30760fee3577SLihong Yang ice_aq_str(hw->adminq.sq_last_status)); 3077fcea6f3dSAnirudh Venkataramanan err = -EAGAIN; 3078fcea6f3dSAnirudh Venkataramanan } else if (aq_failures & ICE_SET_FC_AQ_FAIL_SET) { 30790fee3577SLihong Yang netdev_info(netdev, "Set fc failed on the set_phy_config call with err %s aq_err %s\n", 30800fee3577SLihong Yang ice_stat_str(status), 30810fee3577SLihong Yang ice_aq_str(hw->adminq.sq_last_status)); 3082fcea6f3dSAnirudh Venkataramanan err = -EAGAIN; 3083fcea6f3dSAnirudh Venkataramanan } else if (aq_failures & ICE_SET_FC_AQ_FAIL_UPDATE) { 30840fee3577SLihong Yang netdev_info(netdev, "Set fc failed on the get_link_info call with err %s aq_err %s\n", 30850fee3577SLihong Yang ice_stat_str(status), 30860fee3577SLihong Yang ice_aq_str(hw->adminq.sq_last_status)); 3087fcea6f3dSAnirudh Venkataramanan err = -EAGAIN; 3088fcea6f3dSAnirudh Venkataramanan } 3089fcea6f3dSAnirudh Venkataramanan 3090fcea6f3dSAnirudh Venkataramanan return err; 3091fcea6f3dSAnirudh Venkataramanan } 3092fcea6f3dSAnirudh Venkataramanan 3093fcea6f3dSAnirudh Venkataramanan /** 3094fcea6f3dSAnirudh Venkataramanan * ice_get_rxfh_key_size - get the RSS hash key size 3095fcea6f3dSAnirudh Venkataramanan * @netdev: network interface device structure 3096fcea6f3dSAnirudh Venkataramanan * 3097fcea6f3dSAnirudh Venkataramanan * Returns the table size. 3098fcea6f3dSAnirudh Venkataramanan */ 3099fcea6f3dSAnirudh Venkataramanan static u32 ice_get_rxfh_key_size(struct net_device __always_unused *netdev) 3100fcea6f3dSAnirudh Venkataramanan { 3101fcea6f3dSAnirudh Venkataramanan return ICE_VSIQF_HKEY_ARRAY_SIZE; 3102fcea6f3dSAnirudh Venkataramanan } 3103fcea6f3dSAnirudh Venkataramanan 3104fcea6f3dSAnirudh Venkataramanan /** 3105d337f2afSAnirudh Venkataramanan * ice_get_rxfh_indir_size - get the Rx flow hash indirection table size 3106fcea6f3dSAnirudh Venkataramanan * @netdev: network interface device structure 3107fcea6f3dSAnirudh Venkataramanan * 3108fcea6f3dSAnirudh Venkataramanan * Returns the table size. 3109fcea6f3dSAnirudh Venkataramanan */ 3110fcea6f3dSAnirudh Venkataramanan static u32 ice_get_rxfh_indir_size(struct net_device *netdev) 3111fcea6f3dSAnirudh Venkataramanan { 3112fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 3113fcea6f3dSAnirudh Venkataramanan 3114fcea6f3dSAnirudh Venkataramanan return np->vsi->rss_table_size; 3115fcea6f3dSAnirudh Venkataramanan } 3116fcea6f3dSAnirudh Venkataramanan 3117fcea6f3dSAnirudh Venkataramanan /** 3118d337f2afSAnirudh Venkataramanan * ice_get_rxfh - get the Rx flow hash indirection table 3119fcea6f3dSAnirudh Venkataramanan * @netdev: network interface device structure 3120fcea6f3dSAnirudh Venkataramanan * @indir: indirection table 3121fcea6f3dSAnirudh Venkataramanan * @key: hash key 3122fcea6f3dSAnirudh Venkataramanan * @hfunc: hash function 3123fcea6f3dSAnirudh Venkataramanan * 3124fcea6f3dSAnirudh Venkataramanan * Reads the indirection table directly from the hardware. 3125fcea6f3dSAnirudh Venkataramanan */ 3126fcea6f3dSAnirudh Venkataramanan static int 3127fcea6f3dSAnirudh Venkataramanan ice_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) 3128fcea6f3dSAnirudh Venkataramanan { 3129fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 3130fcea6f3dSAnirudh Venkataramanan struct ice_vsi *vsi = np->vsi; 3131fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = vsi->back; 3132b66a972aSBrett Creeley int err, i; 3133fcea6f3dSAnirudh Venkataramanan u8 *lut; 3134fcea6f3dSAnirudh Venkataramanan 3135fcea6f3dSAnirudh Venkataramanan if (hfunc) 3136fcea6f3dSAnirudh Venkataramanan *hfunc = ETH_RSS_HASH_TOP; 3137fcea6f3dSAnirudh Venkataramanan 3138fcea6f3dSAnirudh Venkataramanan if (!indir) 3139fcea6f3dSAnirudh Venkataramanan return 0; 3140fcea6f3dSAnirudh Venkataramanan 3141fcea6f3dSAnirudh Venkataramanan if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) { 3142fcea6f3dSAnirudh Venkataramanan /* RSS not supported return error here */ 3143fcea6f3dSAnirudh Venkataramanan netdev_warn(netdev, "RSS is not configured on this VSI!\n"); 3144fcea6f3dSAnirudh Venkataramanan return -EIO; 3145fcea6f3dSAnirudh Venkataramanan } 3146fcea6f3dSAnirudh Venkataramanan 31479efe35d0STony Nguyen lut = kzalloc(vsi->rss_table_size, GFP_KERNEL); 3148fcea6f3dSAnirudh Venkataramanan if (!lut) 3149fcea6f3dSAnirudh Venkataramanan return -ENOMEM; 3150fcea6f3dSAnirudh Venkataramanan 3151b66a972aSBrett Creeley err = ice_get_rss_key(vsi, key); 3152b66a972aSBrett Creeley if (err) 3153fcea6f3dSAnirudh Venkataramanan goto out; 3154b66a972aSBrett Creeley 3155b66a972aSBrett Creeley err = ice_get_rss_lut(vsi, lut, vsi->rss_table_size); 3156b66a972aSBrett Creeley if (err) 3157b66a972aSBrett Creeley goto out; 3158fcea6f3dSAnirudh Venkataramanan 3159fcea6f3dSAnirudh Venkataramanan for (i = 0; i < vsi->rss_table_size; i++) 3160fcea6f3dSAnirudh Venkataramanan indir[i] = (u32)(lut[i]); 3161fcea6f3dSAnirudh Venkataramanan 3162fcea6f3dSAnirudh Venkataramanan out: 31639efe35d0STony Nguyen kfree(lut); 3164b66a972aSBrett Creeley return err; 3165fcea6f3dSAnirudh Venkataramanan } 3166fcea6f3dSAnirudh Venkataramanan 3167fcea6f3dSAnirudh Venkataramanan /** 3168d337f2afSAnirudh Venkataramanan * ice_set_rxfh - set the Rx flow hash indirection table 3169fcea6f3dSAnirudh Venkataramanan * @netdev: network interface device structure 3170fcea6f3dSAnirudh Venkataramanan * @indir: indirection table 3171fcea6f3dSAnirudh Venkataramanan * @key: hash key 3172fcea6f3dSAnirudh Venkataramanan * @hfunc: hash function 3173fcea6f3dSAnirudh Venkataramanan * 3174f9867df6SAnirudh Venkataramanan * Returns -EINVAL if the table specifies an invalid queue ID, otherwise 3175fcea6f3dSAnirudh Venkataramanan * returns 0 after programming the table. 3176fcea6f3dSAnirudh Venkataramanan */ 3177c8b7abddSBruce Allan static int 3178c8b7abddSBruce Allan ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, 3179c8b7abddSBruce Allan const u8 hfunc) 3180fcea6f3dSAnirudh Venkataramanan { 3181fcea6f3dSAnirudh Venkataramanan struct ice_netdev_priv *np = netdev_priv(netdev); 3182fcea6f3dSAnirudh Venkataramanan struct ice_vsi *vsi = np->vsi; 3183fcea6f3dSAnirudh Venkataramanan struct ice_pf *pf = vsi->back; 31844015d11eSBrett Creeley struct device *dev; 3185b66a972aSBrett Creeley int err; 3186fcea6f3dSAnirudh Venkataramanan 31874015d11eSBrett Creeley dev = ice_pf_to_dev(pf); 3188fcea6f3dSAnirudh Venkataramanan if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) 3189fcea6f3dSAnirudh Venkataramanan return -EOPNOTSUPP; 3190fcea6f3dSAnirudh Venkataramanan 3191fcea6f3dSAnirudh Venkataramanan if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) { 3192fcea6f3dSAnirudh Venkataramanan /* RSS not supported return error here */ 3193fcea6f3dSAnirudh Venkataramanan netdev_warn(netdev, "RSS is not configured on this VSI!\n"); 3194fcea6f3dSAnirudh Venkataramanan return -EIO; 3195fcea6f3dSAnirudh Venkataramanan } 3196fcea6f3dSAnirudh Venkataramanan 3197fcea6f3dSAnirudh Venkataramanan if (key) { 3198fcea6f3dSAnirudh Venkataramanan if (!vsi->rss_hkey_user) { 3199fcea6f3dSAnirudh Venkataramanan vsi->rss_hkey_user = 32004015d11eSBrett Creeley devm_kzalloc(dev, ICE_VSIQF_HKEY_ARRAY_SIZE, 3201fcea6f3dSAnirudh Venkataramanan GFP_KERNEL); 3202fcea6f3dSAnirudh Venkataramanan if (!vsi->rss_hkey_user) 3203fcea6f3dSAnirudh Venkataramanan return -ENOMEM; 3204fcea6f3dSAnirudh Venkataramanan } 3205fcea6f3dSAnirudh Venkataramanan memcpy(vsi->rss_hkey_user, key, ICE_VSIQF_HKEY_ARRAY_SIZE); 3206b66a972aSBrett Creeley 3207b66a972aSBrett Creeley err = ice_set_rss_key(vsi, vsi->rss_hkey_user); 3208b66a972aSBrett Creeley if (err) 3209b66a972aSBrett Creeley return err; 3210fcea6f3dSAnirudh Venkataramanan } 3211fcea6f3dSAnirudh Venkataramanan 3212fcea6f3dSAnirudh Venkataramanan if (!vsi->rss_lut_user) { 32134015d11eSBrett Creeley vsi->rss_lut_user = devm_kzalloc(dev, vsi->rss_table_size, 3214fcea6f3dSAnirudh Venkataramanan GFP_KERNEL); 3215fcea6f3dSAnirudh Venkataramanan if (!vsi->rss_lut_user) 3216fcea6f3dSAnirudh Venkataramanan return -ENOMEM; 3217fcea6f3dSAnirudh Venkataramanan } 3218fcea6f3dSAnirudh Venkataramanan 3219fcea6f3dSAnirudh Venkataramanan /* Each 32 bits pointed by 'indir' is stored with a lut entry */ 3220fcea6f3dSAnirudh Venkataramanan if (indir) { 3221fcea6f3dSAnirudh Venkataramanan int i; 3222fcea6f3dSAnirudh Venkataramanan 3223fcea6f3dSAnirudh Venkataramanan for (i = 0; i < vsi->rss_table_size; i++) 3224fcea6f3dSAnirudh Venkataramanan vsi->rss_lut_user[i] = (u8)(indir[i]); 3225fcea6f3dSAnirudh Venkataramanan } else { 3226fcea6f3dSAnirudh Venkataramanan ice_fill_rss_lut(vsi->rss_lut_user, vsi->rss_table_size, 3227fcea6f3dSAnirudh Venkataramanan vsi->rss_size); 3228fcea6f3dSAnirudh Venkataramanan } 3229fcea6f3dSAnirudh Venkataramanan 3230b66a972aSBrett Creeley err = ice_set_rss_lut(vsi, vsi->rss_lut_user, vsi->rss_table_size); 3231b66a972aSBrett Creeley if (err) 3232b66a972aSBrett Creeley return err; 3233fcea6f3dSAnirudh Venkataramanan 3234fcea6f3dSAnirudh Venkataramanan return 0; 3235fcea6f3dSAnirudh Venkataramanan } 3236fcea6f3dSAnirudh Venkataramanan 323767569a7fSJacob Keller static int 323867569a7fSJacob Keller ice_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info) 323967569a7fSJacob Keller { 324067569a7fSJacob Keller struct ice_pf *pf = ice_netdev_to_pf(dev); 324167569a7fSJacob Keller 324267569a7fSJacob Keller /* only report timestamping if PTP is enabled */ 324367569a7fSJacob Keller if (!test_bit(ICE_FLAG_PTP, pf->flags)) 324467569a7fSJacob Keller return ethtool_op_get_ts_info(dev, info); 324567569a7fSJacob Keller 3246ea9b847cSJacob Keller info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE | 3247ea9b847cSJacob Keller SOF_TIMESTAMPING_RX_SOFTWARE | 324877a78115SJacob Keller SOF_TIMESTAMPING_SOFTWARE | 3249ea9b847cSJacob Keller SOF_TIMESTAMPING_TX_HARDWARE | 325077a78115SJacob Keller SOF_TIMESTAMPING_RX_HARDWARE | 325177a78115SJacob Keller SOF_TIMESTAMPING_RAW_HARDWARE; 325267569a7fSJacob Keller 325367569a7fSJacob Keller info->phc_index = ice_get_ptp_clock_index(pf); 325467569a7fSJacob Keller 3255ea9b847cSJacob Keller info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON); 325667569a7fSJacob Keller 325777a78115SJacob Keller info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) | BIT(HWTSTAMP_FILTER_ALL); 325867569a7fSJacob Keller 325967569a7fSJacob Keller return 0; 326067569a7fSJacob Keller } 326167569a7fSJacob Keller 326287324e74SHenry Tieman /** 326387324e74SHenry Tieman * ice_get_max_txq - return the maximum number of Tx queues for in a PF 326487324e74SHenry Tieman * @pf: PF structure 326587324e74SHenry Tieman */ 326687324e74SHenry Tieman static int ice_get_max_txq(struct ice_pf *pf) 326787324e74SHenry Tieman { 3268943b881eSBrett Creeley return min3(pf->num_lan_msix, (u16)num_online_cpus(), 3269943b881eSBrett Creeley (u16)pf->hw.func_caps.common_cap.num_txq); 327087324e74SHenry Tieman } 327187324e74SHenry Tieman 327287324e74SHenry Tieman /** 327387324e74SHenry Tieman * ice_get_max_rxq - return the maximum number of Rx queues for in a PF 327487324e74SHenry Tieman * @pf: PF structure 327587324e74SHenry Tieman */ 327687324e74SHenry Tieman static int ice_get_max_rxq(struct ice_pf *pf) 327787324e74SHenry Tieman { 3278943b881eSBrett Creeley return min3(pf->num_lan_msix, (u16)num_online_cpus(), 3279943b881eSBrett Creeley (u16)pf->hw.func_caps.common_cap.num_rxq); 328087324e74SHenry Tieman } 328187324e74SHenry Tieman 328287324e74SHenry Tieman /** 328387324e74SHenry Tieman * ice_get_combined_cnt - return the current number of combined channels 328487324e74SHenry Tieman * @vsi: PF VSI pointer 328587324e74SHenry Tieman * 328687324e74SHenry Tieman * Go through all queue vectors and count ones that have both Rx and Tx ring 328787324e74SHenry Tieman * attached 328887324e74SHenry Tieman */ 328987324e74SHenry Tieman static u32 ice_get_combined_cnt(struct ice_vsi *vsi) 329087324e74SHenry Tieman { 329187324e74SHenry Tieman u32 combined = 0; 329287324e74SHenry Tieman int q_idx; 329387324e74SHenry Tieman 329487324e74SHenry Tieman ice_for_each_q_vector(vsi, q_idx) { 329587324e74SHenry Tieman struct ice_q_vector *q_vector = vsi->q_vectors[q_idx]; 329687324e74SHenry Tieman 3297e72bba21SMaciej Fijalkowski if (q_vector->rx.rx_ring && q_vector->tx.tx_ring) 329887324e74SHenry Tieman combined++; 329987324e74SHenry Tieman } 330087324e74SHenry Tieman 330187324e74SHenry Tieman return combined; 330287324e74SHenry Tieman } 330387324e74SHenry Tieman 330487324e74SHenry Tieman /** 330587324e74SHenry Tieman * ice_get_channels - get the current and max supported channels 330687324e74SHenry Tieman * @dev: network interface device structure 330787324e74SHenry Tieman * @ch: ethtool channel data structure 330887324e74SHenry Tieman */ 330987324e74SHenry Tieman static void 331087324e74SHenry Tieman ice_get_channels(struct net_device *dev, struct ethtool_channels *ch) 331187324e74SHenry Tieman { 331287324e74SHenry Tieman struct ice_netdev_priv *np = netdev_priv(dev); 331387324e74SHenry Tieman struct ice_vsi *vsi = np->vsi; 331487324e74SHenry Tieman struct ice_pf *pf = vsi->back; 331587324e74SHenry Tieman 331687324e74SHenry Tieman /* report maximum channels */ 331787324e74SHenry Tieman ch->max_rx = ice_get_max_rxq(pf); 331887324e74SHenry Tieman ch->max_tx = ice_get_max_txq(pf); 331987324e74SHenry Tieman ch->max_combined = min_t(int, ch->max_rx, ch->max_tx); 332087324e74SHenry Tieman 332187324e74SHenry Tieman /* report current channels */ 332287324e74SHenry Tieman ch->combined_count = ice_get_combined_cnt(vsi); 332387324e74SHenry Tieman ch->rx_count = vsi->num_rxq - ch->combined_count; 332487324e74SHenry Tieman ch->tx_count = vsi->num_txq - ch->combined_count; 3325148beb61SHenry Tieman 3326148beb61SHenry Tieman /* report other queues */ 3327148beb61SHenry Tieman ch->other_count = test_bit(ICE_FLAG_FD_ENA, pf->flags) ? 1 : 0; 3328148beb61SHenry Tieman ch->max_other = ch->other_count; 332987324e74SHenry Tieman } 333087324e74SHenry Tieman 333187324e74SHenry Tieman /** 33320393e46aSHenry Tieman * ice_get_valid_rss_size - return valid number of RSS queues 33330393e46aSHenry Tieman * @hw: pointer to the HW structure 33340393e46aSHenry Tieman * @new_size: requested RSS queues 33350393e46aSHenry Tieman */ 33360393e46aSHenry Tieman static int ice_get_valid_rss_size(struct ice_hw *hw, int new_size) 33370393e46aSHenry Tieman { 33380393e46aSHenry Tieman struct ice_hw_common_caps *caps = &hw->func_caps.common_cap; 33390393e46aSHenry Tieman 33400393e46aSHenry Tieman return min_t(int, new_size, BIT(caps->rss_table_entry_width)); 33410393e46aSHenry Tieman } 33420393e46aSHenry Tieman 33430393e46aSHenry Tieman /** 334487324e74SHenry Tieman * ice_vsi_set_dflt_rss_lut - set default RSS LUT with requested RSS size 334587324e74SHenry Tieman * @vsi: VSI to reconfigure RSS LUT on 334687324e74SHenry Tieman * @req_rss_size: requested range of queue numbers for hashing 334787324e74SHenry Tieman * 334887324e74SHenry Tieman * Set the VSI's RSS parameters, configure the RSS LUT based on these. 334987324e74SHenry Tieman */ 335087324e74SHenry Tieman static int ice_vsi_set_dflt_rss_lut(struct ice_vsi *vsi, int req_rss_size) 335187324e74SHenry Tieman { 335287324e74SHenry Tieman struct ice_pf *pf = vsi->back; 335387324e74SHenry Tieman struct device *dev; 335487324e74SHenry Tieman struct ice_hw *hw; 3355b66a972aSBrett Creeley int err; 335687324e74SHenry Tieman u8 *lut; 335787324e74SHenry Tieman 335887324e74SHenry Tieman dev = ice_pf_to_dev(pf); 335987324e74SHenry Tieman hw = &pf->hw; 336087324e74SHenry Tieman 336187324e74SHenry Tieman if (!req_rss_size) 336287324e74SHenry Tieman return -EINVAL; 336387324e74SHenry Tieman 336487324e74SHenry Tieman lut = kzalloc(vsi->rss_table_size, GFP_KERNEL); 336587324e74SHenry Tieman if (!lut) 336687324e74SHenry Tieman return -ENOMEM; 336787324e74SHenry Tieman 336887324e74SHenry Tieman /* set RSS LUT parameters */ 33690393e46aSHenry Tieman if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) 337087324e74SHenry Tieman vsi->rss_size = 1; 33710393e46aSHenry Tieman else 33720393e46aSHenry Tieman vsi->rss_size = ice_get_valid_rss_size(hw, req_rss_size); 337387324e74SHenry Tieman 337487324e74SHenry Tieman /* create/set RSS LUT */ 337587324e74SHenry Tieman ice_fill_rss_lut(lut, vsi->rss_table_size, vsi->rss_size); 3376b66a972aSBrett Creeley err = ice_set_rss_lut(vsi, lut, vsi->rss_table_size); 3377b66a972aSBrett Creeley if (err) 3378b66a972aSBrett Creeley dev_err(dev, "Cannot set RSS lut, err %d aq_err %s\n", err, 33799d68a79cSJesse Brandeburg ice_aq_str(hw->adminq.sq_last_status)); 338087324e74SHenry Tieman 338187324e74SHenry Tieman kfree(lut); 338287324e74SHenry Tieman return err; 338387324e74SHenry Tieman } 338487324e74SHenry Tieman 338587324e74SHenry Tieman /** 338687324e74SHenry Tieman * ice_set_channels - set the number channels 338787324e74SHenry Tieman * @dev: network interface device structure 338887324e74SHenry Tieman * @ch: ethtool channel data structure 338987324e74SHenry Tieman */ 339087324e74SHenry Tieman static int ice_set_channels(struct net_device *dev, struct ethtool_channels *ch) 339187324e74SHenry Tieman { 339287324e74SHenry Tieman struct ice_netdev_priv *np = netdev_priv(dev); 339387324e74SHenry Tieman struct ice_vsi *vsi = np->vsi; 339487324e74SHenry Tieman struct ice_pf *pf = vsi->back; 339587324e74SHenry Tieman int new_rx = 0, new_tx = 0; 339687324e74SHenry Tieman u32 curr_combined; 339787324e74SHenry Tieman 339887324e74SHenry Tieman /* do not support changing channels in Safe Mode */ 339987324e74SHenry Tieman if (ice_is_safe_mode(pf)) { 340087324e74SHenry Tieman netdev_err(dev, "Changing channel in Safe Mode is not supported\n"); 340187324e74SHenry Tieman return -EOPNOTSUPP; 340287324e74SHenry Tieman } 340387324e74SHenry Tieman /* do not support changing other_count */ 3404148beb61SHenry Tieman if (ch->other_count != (test_bit(ICE_FLAG_FD_ENA, pf->flags) ? 1U : 0U)) 340587324e74SHenry Tieman return -EINVAL; 340687324e74SHenry Tieman 3407148beb61SHenry Tieman if (test_bit(ICE_FLAG_FD_ENA, pf->flags) && pf->hw.fdir_active_fltr) { 3408148beb61SHenry Tieman netdev_err(dev, "Cannot set channels when Flow Director filters are active\n"); 3409148beb61SHenry Tieman return -EOPNOTSUPP; 3410148beb61SHenry Tieman } 3411148beb61SHenry Tieman 341287324e74SHenry Tieman curr_combined = ice_get_combined_cnt(vsi); 341387324e74SHenry Tieman 341487324e74SHenry Tieman /* these checks are for cases where user didn't specify a particular 341587324e74SHenry Tieman * value on cmd line but we get non-zero value anyway via 341687324e74SHenry Tieman * get_channels(); look at ethtool.c in ethtool repository (the user 341787324e74SHenry Tieman * space part), particularly, do_schannels() routine 341887324e74SHenry Tieman */ 341987324e74SHenry Tieman if (ch->rx_count == vsi->num_rxq - curr_combined) 342087324e74SHenry Tieman ch->rx_count = 0; 342187324e74SHenry Tieman if (ch->tx_count == vsi->num_txq - curr_combined) 342287324e74SHenry Tieman ch->tx_count = 0; 342387324e74SHenry Tieman if (ch->combined_count == curr_combined) 342487324e74SHenry Tieman ch->combined_count = 0; 342587324e74SHenry Tieman 342687324e74SHenry Tieman if (!(ch->combined_count || (ch->rx_count && ch->tx_count))) { 342787324e74SHenry Tieman netdev_err(dev, "Please specify at least 1 Rx and 1 Tx channel\n"); 342887324e74SHenry Tieman return -EINVAL; 342987324e74SHenry Tieman } 343087324e74SHenry Tieman 343187324e74SHenry Tieman new_rx = ch->combined_count + ch->rx_count; 343287324e74SHenry Tieman new_tx = ch->combined_count + ch->tx_count; 343387324e74SHenry Tieman 343487324e74SHenry Tieman if (new_rx > ice_get_max_rxq(pf)) { 343587324e74SHenry Tieman netdev_err(dev, "Maximum allowed Rx channels is %d\n", 343687324e74SHenry Tieman ice_get_max_rxq(pf)); 343787324e74SHenry Tieman return -EINVAL; 343887324e74SHenry Tieman } 343987324e74SHenry Tieman if (new_tx > ice_get_max_txq(pf)) { 344087324e74SHenry Tieman netdev_err(dev, "Maximum allowed Tx channels is %d\n", 344187324e74SHenry Tieman ice_get_max_txq(pf)); 344287324e74SHenry Tieman return -EINVAL; 344387324e74SHenry Tieman } 344487324e74SHenry Tieman 344587324e74SHenry Tieman ice_vsi_recfg_qs(vsi, new_rx, new_tx); 344687324e74SHenry Tieman 34470393e46aSHenry Tieman if (!netif_is_rxfh_configured(dev)) 344887324e74SHenry Tieman return ice_vsi_set_dflt_rss_lut(vsi, new_rx); 344987324e74SHenry Tieman 34500393e46aSHenry Tieman /* Update rss_size due to change in Rx queues */ 34510393e46aSHenry Tieman vsi->rss_size = ice_get_valid_rss_size(&pf->hw, new_rx); 34520393e46aSHenry Tieman 345387324e74SHenry Tieman return 0; 345487324e74SHenry Tieman } 345587324e74SHenry Tieman 3456769c500dSAkeem G Abodunrin /** 3457769c500dSAkeem G Abodunrin * ice_get_wol - get current Wake on LAN configuration 3458769c500dSAkeem G Abodunrin * @netdev: network interface device structure 3459769c500dSAkeem G Abodunrin * @wol: Ethtool structure to retrieve WoL settings 3460769c500dSAkeem G Abodunrin */ 3461769c500dSAkeem G Abodunrin static void ice_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 3462769c500dSAkeem G Abodunrin { 3463769c500dSAkeem G Abodunrin struct ice_netdev_priv *np = netdev_priv(netdev); 3464769c500dSAkeem G Abodunrin struct ice_pf *pf = np->vsi->back; 3465769c500dSAkeem G Abodunrin 3466769c500dSAkeem G Abodunrin if (np->vsi->type != ICE_VSI_PF) 3467769c500dSAkeem G Abodunrin netdev_warn(netdev, "Wake on LAN is not supported on this interface!\n"); 3468769c500dSAkeem G Abodunrin 3469769c500dSAkeem G Abodunrin /* Get WoL settings based on the HW capability */ 347031765519SAnirudh Venkataramanan if (ice_is_wol_supported(&pf->hw)) { 3471769c500dSAkeem G Abodunrin wol->supported = WAKE_MAGIC; 3472769c500dSAkeem G Abodunrin wol->wolopts = pf->wol_ena ? WAKE_MAGIC : 0; 3473769c500dSAkeem G Abodunrin } else { 3474769c500dSAkeem G Abodunrin wol->supported = 0; 3475769c500dSAkeem G Abodunrin wol->wolopts = 0; 3476769c500dSAkeem G Abodunrin } 3477769c500dSAkeem G Abodunrin } 3478769c500dSAkeem G Abodunrin 3479769c500dSAkeem G Abodunrin /** 3480769c500dSAkeem G Abodunrin * ice_set_wol - set Wake on LAN on supported device 3481769c500dSAkeem G Abodunrin * @netdev: network interface device structure 3482769c500dSAkeem G Abodunrin * @wol: Ethtool structure to set WoL 3483769c500dSAkeem G Abodunrin */ 3484769c500dSAkeem G Abodunrin static int ice_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 3485769c500dSAkeem G Abodunrin { 3486769c500dSAkeem G Abodunrin struct ice_netdev_priv *np = netdev_priv(netdev); 3487769c500dSAkeem G Abodunrin struct ice_vsi *vsi = np->vsi; 3488769c500dSAkeem G Abodunrin struct ice_pf *pf = vsi->back; 3489769c500dSAkeem G Abodunrin 349031765519SAnirudh Venkataramanan if (vsi->type != ICE_VSI_PF || !ice_is_wol_supported(&pf->hw)) 3491769c500dSAkeem G Abodunrin return -EOPNOTSUPP; 3492769c500dSAkeem G Abodunrin 3493769c500dSAkeem G Abodunrin /* only magic packet is supported */ 3494769c500dSAkeem G Abodunrin if (wol->wolopts && wol->wolopts != WAKE_MAGIC) 3495769c500dSAkeem G Abodunrin return -EOPNOTSUPP; 3496769c500dSAkeem G Abodunrin 3497769c500dSAkeem G Abodunrin /* Set WoL only if there is a new value */ 3498769c500dSAkeem G Abodunrin if (pf->wol_ena != !!wol->wolopts) { 3499769c500dSAkeem G Abodunrin pf->wol_ena = !!wol->wolopts; 3500769c500dSAkeem G Abodunrin device_set_wakeup_enable(ice_pf_to_dev(pf), pf->wol_ena); 3501769c500dSAkeem G Abodunrin netdev_dbg(netdev, "WoL magic packet %sabled\n", 3502769c500dSAkeem G Abodunrin pf->wol_ena ? "en" : "dis"); 3503769c500dSAkeem G Abodunrin } 3504769c500dSAkeem G Abodunrin 3505769c500dSAkeem G Abodunrin return 0; 3506769c500dSAkeem G Abodunrin } 3507769c500dSAkeem G Abodunrin 350867fe64d7SBrett Creeley /** 350967fe64d7SBrett Creeley * ice_get_rc_coalesce - get ITR values for specific ring container 351067fe64d7SBrett Creeley * @ec: ethtool structure to fill with driver's coalesce settings 351167fe64d7SBrett Creeley * @rc: ring container that the ITR values will come from 351267fe64d7SBrett Creeley * 351367fe64d7SBrett Creeley * Query the device for ice_ring_container specific ITR values. This is 351467fe64d7SBrett Creeley * done per ice_ring_container because each q_vector can have 1 or more rings 351567fe64d7SBrett Creeley * and all of said ring(s) will have the same ITR values. 351667fe64d7SBrett Creeley * 351767fe64d7SBrett Creeley * Returns 0 on success, negative otherwise. 351867fe64d7SBrett Creeley */ 351967fe64d7SBrett Creeley static int 3520dc23715cSMaciej Fijalkowski ice_get_rc_coalesce(struct ethtool_coalesce *ec, struct ice_ring_container *rc) 352167fe64d7SBrett Creeley { 3522e72bba21SMaciej Fijalkowski if (!rc->rx_ring) 3523b9c8bb06SBrett Creeley return -EINVAL; 3524b9c8bb06SBrett Creeley 3525dc23715cSMaciej Fijalkowski switch (rc->type) { 352667fe64d7SBrett Creeley case ICE_RX_CONTAINER: 3527d59684a0SJesse Brandeburg ec->use_adaptive_rx_coalesce = ITR_IS_DYNAMIC(rc); 3528d59684a0SJesse Brandeburg ec->rx_coalesce_usecs = rc->itr_setting; 3529e72bba21SMaciej Fijalkowski ec->rx_coalesce_usecs_high = rc->rx_ring->q_vector->intrl; 353067fe64d7SBrett Creeley break; 353167fe64d7SBrett Creeley case ICE_TX_CONTAINER: 3532d59684a0SJesse Brandeburg ec->use_adaptive_tx_coalesce = ITR_IS_DYNAMIC(rc); 3533d59684a0SJesse Brandeburg ec->tx_coalesce_usecs = rc->itr_setting; 353467fe64d7SBrett Creeley break; 353567fe64d7SBrett Creeley default: 3536e72bba21SMaciej Fijalkowski dev_dbg(ice_pf_to_dev(rc->rx_ring->vsi->back), "Invalid c_type %d\n", rc->type); 353767fe64d7SBrett Creeley return -EINVAL; 353867fe64d7SBrett Creeley } 353967fe64d7SBrett Creeley 354067fe64d7SBrett Creeley return 0; 354167fe64d7SBrett Creeley } 354267fe64d7SBrett Creeley 354367fe64d7SBrett Creeley /** 3544e40c899aSBrett Creeley * ice_get_q_coalesce - get a queue's ITR/INTRL (coalesce) settings 3545e40c899aSBrett Creeley * @vsi: VSI associated to the queue for getting ITR/INTRL (coalesce) settings 3546e40c899aSBrett Creeley * @ec: coalesce settings to program the device with 3547e40c899aSBrett Creeley * @q_num: update ITR/INTRL (coalesce) settings for this queue number/index 3548e40c899aSBrett Creeley * 3549e40c899aSBrett Creeley * Return 0 on success, and negative under the following conditions: 3550e40c899aSBrett Creeley * 1. Getting Tx or Rx ITR/INTRL (coalesce) settings failed. 3551e40c899aSBrett Creeley * 2. The q_num passed in is not a valid number/index for Tx and Rx rings. 3552e40c899aSBrett Creeley */ 3553e40c899aSBrett Creeley static int 3554e40c899aSBrett Creeley ice_get_q_coalesce(struct ice_vsi *vsi, struct ethtool_coalesce *ec, int q_num) 3555e40c899aSBrett Creeley { 3556e40c899aSBrett Creeley if (q_num < vsi->num_rxq && q_num < vsi->num_txq) { 3557dc23715cSMaciej Fijalkowski if (ice_get_rc_coalesce(ec, 3558e40c899aSBrett Creeley &vsi->rx_rings[q_num]->q_vector->rx)) 3559e40c899aSBrett Creeley return -EINVAL; 3560dc23715cSMaciej Fijalkowski if (ice_get_rc_coalesce(ec, 3561e40c899aSBrett Creeley &vsi->tx_rings[q_num]->q_vector->tx)) 3562e40c899aSBrett Creeley return -EINVAL; 3563e40c899aSBrett Creeley } else if (q_num < vsi->num_rxq) { 3564dc23715cSMaciej Fijalkowski if (ice_get_rc_coalesce(ec, 3565e40c899aSBrett Creeley &vsi->rx_rings[q_num]->q_vector->rx)) 3566e40c899aSBrett Creeley return -EINVAL; 3567e40c899aSBrett Creeley } else if (q_num < vsi->num_txq) { 3568dc23715cSMaciej Fijalkowski if (ice_get_rc_coalesce(ec, 3569e40c899aSBrett Creeley &vsi->tx_rings[q_num]->q_vector->tx)) 3570e40c899aSBrett Creeley return -EINVAL; 3571e40c899aSBrett Creeley } else { 3572e40c899aSBrett Creeley return -EINVAL; 3573e40c899aSBrett Creeley } 3574e40c899aSBrett Creeley 3575e40c899aSBrett Creeley return 0; 3576e40c899aSBrett Creeley } 3577e40c899aSBrett Creeley 3578e40c899aSBrett Creeley /** 357967fe64d7SBrett Creeley * __ice_get_coalesce - get ITR/INTRL values for the device 358067fe64d7SBrett Creeley * @netdev: pointer to the netdev associated with this query 358167fe64d7SBrett Creeley * @ec: ethtool structure to fill with driver's coalesce settings 358267fe64d7SBrett Creeley * @q_num: queue number to get the coalesce settings for 3583e40c899aSBrett Creeley * 3584e40c899aSBrett Creeley * If the caller passes in a negative q_num then we return coalesce settings 3585e40c899aSBrett Creeley * based on queue number 0, else use the actual q_num passed in. 358667fe64d7SBrett Creeley */ 358767fe64d7SBrett Creeley static int 358867fe64d7SBrett Creeley __ice_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, 358967fe64d7SBrett Creeley int q_num) 359067fe64d7SBrett Creeley { 359167fe64d7SBrett Creeley struct ice_netdev_priv *np = netdev_priv(netdev); 359267fe64d7SBrett Creeley struct ice_vsi *vsi = np->vsi; 359367fe64d7SBrett Creeley 3594e40c899aSBrett Creeley if (q_num < 0) 3595e40c899aSBrett Creeley q_num = 0; 359667fe64d7SBrett Creeley 3597e40c899aSBrett Creeley if (ice_get_q_coalesce(vsi, ec, q_num)) 359867fe64d7SBrett Creeley return -EINVAL; 359967fe64d7SBrett Creeley 360067fe64d7SBrett Creeley return 0; 360167fe64d7SBrett Creeley } 360267fe64d7SBrett Creeley 3603f3ccfda1SYufeng Mo static int ice_get_coalesce(struct net_device *netdev, 3604f3ccfda1SYufeng Mo struct ethtool_coalesce *ec, 3605f3ccfda1SYufeng Mo struct kernel_ethtool_coalesce *kernel_coal, 3606f3ccfda1SYufeng Mo struct netlink_ext_ack *extack) 360767fe64d7SBrett Creeley { 360867fe64d7SBrett Creeley return __ice_get_coalesce(netdev, ec, -1); 360967fe64d7SBrett Creeley } 361067fe64d7SBrett Creeley 3611c8b7abddSBruce Allan static int 3612c8b7abddSBruce Allan ice_get_per_q_coalesce(struct net_device *netdev, u32 q_num, 361367fe64d7SBrett Creeley struct ethtool_coalesce *ec) 361467fe64d7SBrett Creeley { 361567fe64d7SBrett Creeley return __ice_get_coalesce(netdev, ec, q_num); 361667fe64d7SBrett Creeley } 361767fe64d7SBrett Creeley 361867fe64d7SBrett Creeley /** 361967fe64d7SBrett Creeley * ice_set_rc_coalesce - set ITR values for specific ring container 362067fe64d7SBrett Creeley * @ec: ethtool structure from user to update ITR settings 362167fe64d7SBrett Creeley * @rc: ring container that the ITR values will come from 362267fe64d7SBrett Creeley * @vsi: VSI associated to the ring container 362367fe64d7SBrett Creeley * 362467fe64d7SBrett Creeley * Set specific ITR values. This is done per ice_ring_container because each 362567fe64d7SBrett Creeley * q_vector can have 1 or more rings and all of said ring(s) will have the same 362667fe64d7SBrett Creeley * ITR values. 362767fe64d7SBrett Creeley * 362867fe64d7SBrett Creeley * Returns 0 on success, negative otherwise. 362967fe64d7SBrett Creeley */ 363067fe64d7SBrett Creeley static int 3631dc23715cSMaciej Fijalkowski ice_set_rc_coalesce(struct ethtool_coalesce *ec, 363267fe64d7SBrett Creeley struct ice_ring_container *rc, struct ice_vsi *vsi) 363367fe64d7SBrett Creeley { 3634dc23715cSMaciej Fijalkowski const char *c_type_str = (rc->type == ICE_RX_CONTAINER) ? "rx" : "tx"; 3635567af267SBrett Creeley u32 use_adaptive_coalesce, coalesce_usecs; 363667fe64d7SBrett Creeley struct ice_pf *pf = vsi->back; 363767fe64d7SBrett Creeley u16 itr_setting; 363867fe64d7SBrett Creeley 3639e72bba21SMaciej Fijalkowski if (!rc->rx_ring) 364067fe64d7SBrett Creeley return -EINVAL; 364167fe64d7SBrett Creeley 3642dc23715cSMaciej Fijalkowski switch (rc->type) { 364367fe64d7SBrett Creeley case ICE_RX_CONTAINER: 3644d16a4f45SJesse Brandeburg { 3645d16a4f45SJesse Brandeburg struct ice_q_vector *q_vector = rc->rx_ring->q_vector; 3646d16a4f45SJesse Brandeburg 3647b9c8bb06SBrett Creeley if (ec->rx_coalesce_usecs_high > ICE_MAX_INTRL || 3648b9c8bb06SBrett Creeley (ec->rx_coalesce_usecs_high && 3649b9c8bb06SBrett Creeley ec->rx_coalesce_usecs_high < pf->hw.intrl_gran)) { 365019cce2c6SAnirudh Venkataramanan netdev_info(vsi->netdev, "Invalid value, %s-usecs-high valid values are 0 (disabled), %d-%d\n", 3651567af267SBrett Creeley c_type_str, pf->hw.intrl_gran, 3652567af267SBrett Creeley ICE_MAX_INTRL); 3653b9c8bb06SBrett Creeley return -EINVAL; 3654b9c8bb06SBrett Creeley } 3655d16a4f45SJesse Brandeburg if (ec->rx_coalesce_usecs_high != q_vector->intrl && 3656cdf1f1f1SJacob Keller (ec->use_adaptive_rx_coalesce || ec->use_adaptive_tx_coalesce)) { 3657cdf1f1f1SJacob Keller netdev_info(vsi->netdev, "Invalid value, %s-usecs-high cannot be changed if adaptive-tx or adaptive-rx is enabled\n", 3658cdf1f1f1SJacob Keller c_type_str); 3659cdf1f1f1SJacob Keller return -EINVAL; 3660cdf1f1f1SJacob Keller } 3661d16a4f45SJesse Brandeburg if (ec->rx_coalesce_usecs_high != q_vector->intrl) 3662d16a4f45SJesse Brandeburg q_vector->intrl = ec->rx_coalesce_usecs_high; 3663b9c8bb06SBrett Creeley 3664567af267SBrett Creeley use_adaptive_coalesce = ec->use_adaptive_rx_coalesce; 3665567af267SBrett Creeley coalesce_usecs = ec->rx_coalesce_usecs; 366667fe64d7SBrett Creeley 366767fe64d7SBrett Creeley break; 3668d16a4f45SJesse Brandeburg } 366967fe64d7SBrett Creeley case ICE_TX_CONTAINER: 3670567af267SBrett Creeley use_adaptive_coalesce = ec->use_adaptive_tx_coalesce; 3671567af267SBrett Creeley coalesce_usecs = ec->tx_coalesce_usecs; 367267fe64d7SBrett Creeley 367367fe64d7SBrett Creeley break; 367467fe64d7SBrett Creeley default: 36754015d11eSBrett Creeley dev_dbg(ice_pf_to_dev(pf), "Invalid container type %d\n", 3676dc23715cSMaciej Fijalkowski rc->type); 367767fe64d7SBrett Creeley return -EINVAL; 367867fe64d7SBrett Creeley } 367967fe64d7SBrett Creeley 3680d59684a0SJesse Brandeburg itr_setting = rc->itr_setting; 3681567af267SBrett Creeley if (coalesce_usecs != itr_setting && use_adaptive_coalesce) { 368219cce2c6SAnirudh Venkataramanan netdev_info(vsi->netdev, "%s interrupt throttling cannot be changed if adaptive-%s is enabled\n", 3683567af267SBrett Creeley c_type_str, c_type_str); 3684567af267SBrett Creeley return -EINVAL; 3685567af267SBrett Creeley } 3686567af267SBrett Creeley 3687567af267SBrett Creeley if (coalesce_usecs > ICE_ITR_MAX) { 368819cce2c6SAnirudh Venkataramanan netdev_info(vsi->netdev, "Invalid value, %s-usecs range is 0-%d\n", 3689567af267SBrett Creeley c_type_str, ICE_ITR_MAX); 3690567af267SBrett Creeley return -EINVAL; 3691567af267SBrett Creeley } 3692567af267SBrett Creeley 3693567af267SBrett Creeley if (use_adaptive_coalesce) { 3694d59684a0SJesse Brandeburg rc->itr_mode = ITR_DYNAMIC; 3695567af267SBrett Creeley } else { 3696d59684a0SJesse Brandeburg rc->itr_mode = ITR_STATIC; 3697b8b47723SJesse Brandeburg /* store user facing value how it was set */ 3698567af267SBrett Creeley rc->itr_setting = coalesce_usecs; 3699b8b47723SJesse Brandeburg /* write the change to the register */ 3700b8b47723SJesse Brandeburg ice_write_itr(rc, coalesce_usecs); 3701b8b47723SJesse Brandeburg /* force writes to take effect immediately, the flush shouldn't 3702b8b47723SJesse Brandeburg * be done in the functions above because the intent is for 3703b8b47723SJesse Brandeburg * them to do lazy writes. 3704b8b47723SJesse Brandeburg */ 3705b8b47723SJesse Brandeburg ice_flush(&pf->hw); 3706567af267SBrett Creeley } 3707567af267SBrett Creeley 370867fe64d7SBrett Creeley return 0; 370967fe64d7SBrett Creeley } 371067fe64d7SBrett Creeley 3711e40c899aSBrett Creeley /** 3712e40c899aSBrett Creeley * ice_set_q_coalesce - set a queue's ITR/INTRL (coalesce) settings 3713e40c899aSBrett Creeley * @vsi: VSI associated to the queue that need updating 3714e40c899aSBrett Creeley * @ec: coalesce settings to program the device with 3715e40c899aSBrett Creeley * @q_num: update ITR/INTRL (coalesce) settings for this queue number/index 3716e40c899aSBrett Creeley * 3717e40c899aSBrett Creeley * Return 0 on success, and negative under the following conditions: 3718e40c899aSBrett Creeley * 1. Setting Tx or Rx ITR/INTRL (coalesce) settings failed. 3719e40c899aSBrett Creeley * 2. The q_num passed in is not a valid number/index for Tx and Rx rings. 3720e40c899aSBrett Creeley */ 3721e40c899aSBrett Creeley static int 3722e40c899aSBrett Creeley ice_set_q_coalesce(struct ice_vsi *vsi, struct ethtool_coalesce *ec, int q_num) 3723e40c899aSBrett Creeley { 3724e40c899aSBrett Creeley if (q_num < vsi->num_rxq && q_num < vsi->num_txq) { 3725dc23715cSMaciej Fijalkowski if (ice_set_rc_coalesce(ec, 3726e40c899aSBrett Creeley &vsi->rx_rings[q_num]->q_vector->rx, 3727e40c899aSBrett Creeley vsi)) 3728e40c899aSBrett Creeley return -EINVAL; 3729e40c899aSBrett Creeley 3730dc23715cSMaciej Fijalkowski if (ice_set_rc_coalesce(ec, 3731e40c899aSBrett Creeley &vsi->tx_rings[q_num]->q_vector->tx, 3732e40c899aSBrett Creeley vsi)) 3733e40c899aSBrett Creeley return -EINVAL; 3734e40c899aSBrett Creeley } else if (q_num < vsi->num_rxq) { 3735dc23715cSMaciej Fijalkowski if (ice_set_rc_coalesce(ec, 3736e40c899aSBrett Creeley &vsi->rx_rings[q_num]->q_vector->rx, 3737e40c899aSBrett Creeley vsi)) 3738e40c899aSBrett Creeley return -EINVAL; 3739e40c899aSBrett Creeley } else if (q_num < vsi->num_txq) { 3740dc23715cSMaciej Fijalkowski if (ice_set_rc_coalesce(ec, 3741e40c899aSBrett Creeley &vsi->tx_rings[q_num]->q_vector->tx, 3742e40c899aSBrett Creeley vsi)) 3743e40c899aSBrett Creeley return -EINVAL; 3744e40c899aSBrett Creeley } else { 3745e40c899aSBrett Creeley return -EINVAL; 3746e40c899aSBrett Creeley } 3747e40c899aSBrett Creeley 3748e40c899aSBrett Creeley return 0; 3749e40c899aSBrett Creeley } 3750e40c899aSBrett Creeley 3751e40c899aSBrett Creeley /** 3752840f8ad0SBrett Creeley * ice_print_if_odd_usecs - print message if user tries to set odd [tx|rx]-usecs 3753840f8ad0SBrett Creeley * @netdev: netdev used for print 3754840f8ad0SBrett Creeley * @itr_setting: previous user setting 3755840f8ad0SBrett Creeley * @use_adaptive_coalesce: if adaptive coalesce is enabled or being enabled 3756840f8ad0SBrett Creeley * @coalesce_usecs: requested value of [tx|rx]-usecs 3757840f8ad0SBrett Creeley * @c_type_str: either "rx" or "tx" to match user set field of [tx|rx]-usecs 3758840f8ad0SBrett Creeley */ 3759840f8ad0SBrett Creeley static void 3760840f8ad0SBrett Creeley ice_print_if_odd_usecs(struct net_device *netdev, u16 itr_setting, 3761840f8ad0SBrett Creeley u32 use_adaptive_coalesce, u32 coalesce_usecs, 3762840f8ad0SBrett Creeley const char *c_type_str) 3763840f8ad0SBrett Creeley { 3764840f8ad0SBrett Creeley if (use_adaptive_coalesce) 3765840f8ad0SBrett Creeley return; 3766840f8ad0SBrett Creeley 3767840f8ad0SBrett Creeley if (itr_setting != coalesce_usecs && (coalesce_usecs % 2)) 3768840f8ad0SBrett Creeley netdev_info(netdev, "User set %s-usecs to %d, device only supports even values. Rounding down and attempting to set %s-usecs to %d\n", 3769840f8ad0SBrett Creeley c_type_str, coalesce_usecs, c_type_str, 3770840f8ad0SBrett Creeley ITR_REG_ALIGN(coalesce_usecs)); 3771840f8ad0SBrett Creeley } 3772840f8ad0SBrett Creeley 3773840f8ad0SBrett Creeley /** 3774e40c899aSBrett Creeley * __ice_set_coalesce - set ITR/INTRL values for the device 3775e40c899aSBrett Creeley * @netdev: pointer to the netdev associated with this query 3776e40c899aSBrett Creeley * @ec: ethtool structure to fill with driver's coalesce settings 3777e40c899aSBrett Creeley * @q_num: queue number to get the coalesce settings for 3778e40c899aSBrett Creeley * 3779e40c899aSBrett Creeley * If the caller passes in a negative q_num then we set the coalesce settings 3780e40c899aSBrett Creeley * for all Tx/Rx queues, else use the actual q_num passed in. 3781e40c899aSBrett Creeley */ 378267fe64d7SBrett Creeley static int 378367fe64d7SBrett Creeley __ice_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, 378467fe64d7SBrett Creeley int q_num) 378567fe64d7SBrett Creeley { 378667fe64d7SBrett Creeley struct ice_netdev_priv *np = netdev_priv(netdev); 378767fe64d7SBrett Creeley struct ice_vsi *vsi = np->vsi; 378867fe64d7SBrett Creeley 378967fe64d7SBrett Creeley if (q_num < 0) { 3790840f8ad0SBrett Creeley struct ice_q_vector *q_vector = vsi->q_vectors[0]; 3791e25f9152SBrett Creeley int v_idx; 379267fe64d7SBrett Creeley 3793840f8ad0SBrett Creeley if (q_vector) { 3794840f8ad0SBrett Creeley ice_print_if_odd_usecs(netdev, q_vector->rx.itr_setting, 3795840f8ad0SBrett Creeley ec->use_adaptive_rx_coalesce, 3796840f8ad0SBrett Creeley ec->rx_coalesce_usecs, "rx"); 3797840f8ad0SBrett Creeley 3798840f8ad0SBrett Creeley ice_print_if_odd_usecs(netdev, q_vector->tx.itr_setting, 3799840f8ad0SBrett Creeley ec->use_adaptive_tx_coalesce, 3800840f8ad0SBrett Creeley ec->tx_coalesce_usecs, "tx"); 3801840f8ad0SBrett Creeley } 3802840f8ad0SBrett Creeley 3803e25f9152SBrett Creeley ice_for_each_q_vector(vsi, v_idx) { 3804e25f9152SBrett Creeley /* In some cases if DCB is configured the num_[rx|tx]q 3805e25f9152SBrett Creeley * can be less than vsi->num_q_vectors. This check 3806e25f9152SBrett Creeley * accounts for that so we don't report a false failure 3807e25f9152SBrett Creeley */ 3808e25f9152SBrett Creeley if (v_idx >= vsi->num_rxq && v_idx >= vsi->num_txq) 3809e25f9152SBrett Creeley goto set_complete; 3810e25f9152SBrett Creeley 3811e25f9152SBrett Creeley if (ice_set_q_coalesce(vsi, ec, v_idx)) 381267fe64d7SBrett Creeley return -EINVAL; 3813d16a4f45SJesse Brandeburg 3814d16a4f45SJesse Brandeburg ice_set_q_vector_intrl(vsi->q_vectors[v_idx]); 381567fe64d7SBrett Creeley } 38169d56b7fdSJesse Brandeburg goto set_complete; 381767fe64d7SBrett Creeley } 381867fe64d7SBrett Creeley 3819e40c899aSBrett Creeley if (ice_set_q_coalesce(vsi, ec, q_num)) 382067fe64d7SBrett Creeley return -EINVAL; 382167fe64d7SBrett Creeley 3822d16a4f45SJesse Brandeburg ice_set_q_vector_intrl(vsi->q_vectors[q_num]); 3823d16a4f45SJesse Brandeburg 38249d56b7fdSJesse Brandeburg set_complete: 382567fe64d7SBrett Creeley return 0; 382667fe64d7SBrett Creeley } 382767fe64d7SBrett Creeley 3828f3ccfda1SYufeng Mo static int ice_set_coalesce(struct net_device *netdev, 3829f3ccfda1SYufeng Mo struct ethtool_coalesce *ec, 3830f3ccfda1SYufeng Mo struct kernel_ethtool_coalesce *kernel_coal, 3831f3ccfda1SYufeng Mo struct netlink_ext_ack *extack) 383267fe64d7SBrett Creeley { 383367fe64d7SBrett Creeley return __ice_set_coalesce(netdev, ec, -1); 383467fe64d7SBrett Creeley } 383567fe64d7SBrett Creeley 3836c8b7abddSBruce Allan static int 3837c8b7abddSBruce Allan ice_set_per_q_coalesce(struct net_device *netdev, u32 q_num, 383867fe64d7SBrett Creeley struct ethtool_coalesce *ec) 383967fe64d7SBrett Creeley { 384067fe64d7SBrett Creeley return __ice_set_coalesce(netdev, ec, q_num); 384167fe64d7SBrett Creeley } 384267fe64d7SBrett Creeley 3843*3f13f570SWojciech Drewek static void 3844*3f13f570SWojciech Drewek ice_repr_get_drvinfo(struct net_device *netdev, 3845*3f13f570SWojciech Drewek struct ethtool_drvinfo *drvinfo) 3846*3f13f570SWojciech Drewek { 3847*3f13f570SWojciech Drewek struct ice_repr *repr = ice_netdev_to_repr(netdev); 3848*3f13f570SWojciech Drewek 3849*3f13f570SWojciech Drewek if (ice_check_vf_ready_for_cfg(repr->vf)) 3850*3f13f570SWojciech Drewek return; 3851*3f13f570SWojciech Drewek 3852*3f13f570SWojciech Drewek __ice_get_drvinfo(netdev, drvinfo, repr->src_vsi); 3853*3f13f570SWojciech Drewek } 3854*3f13f570SWojciech Drewek 3855*3f13f570SWojciech Drewek static void 3856*3f13f570SWojciech Drewek ice_repr_get_strings(struct net_device *netdev, u32 stringset, u8 *data) 3857*3f13f570SWojciech Drewek { 3858*3f13f570SWojciech Drewek struct ice_repr *repr = ice_netdev_to_repr(netdev); 3859*3f13f570SWojciech Drewek 3860*3f13f570SWojciech Drewek /* for port representors only ETH_SS_STATS is supported */ 3861*3f13f570SWojciech Drewek if (ice_check_vf_ready_for_cfg(repr->vf) || 3862*3f13f570SWojciech Drewek stringset != ETH_SS_STATS) 3863*3f13f570SWojciech Drewek return; 3864*3f13f570SWojciech Drewek 3865*3f13f570SWojciech Drewek __ice_get_strings(netdev, stringset, data, repr->src_vsi); 3866*3f13f570SWojciech Drewek } 3867*3f13f570SWojciech Drewek 3868*3f13f570SWojciech Drewek static void 3869*3f13f570SWojciech Drewek ice_repr_get_ethtool_stats(struct net_device *netdev, 3870*3f13f570SWojciech Drewek struct ethtool_stats __always_unused *stats, 3871*3f13f570SWojciech Drewek u64 *data) 3872*3f13f570SWojciech Drewek { 3873*3f13f570SWojciech Drewek struct ice_repr *repr = ice_netdev_to_repr(netdev); 3874*3f13f570SWojciech Drewek 3875*3f13f570SWojciech Drewek if (ice_check_vf_ready_for_cfg(repr->vf)) 3876*3f13f570SWojciech Drewek return; 3877*3f13f570SWojciech Drewek 3878*3f13f570SWojciech Drewek __ice_get_ethtool_stats(netdev, stats, data, repr->src_vsi); 3879*3f13f570SWojciech Drewek } 3880*3f13f570SWojciech Drewek 3881*3f13f570SWojciech Drewek static int ice_repr_get_sset_count(struct net_device *netdev, int sset) 3882*3f13f570SWojciech Drewek { 3883*3f13f570SWojciech Drewek switch (sset) { 3884*3f13f570SWojciech Drewek case ETH_SS_STATS: 3885*3f13f570SWojciech Drewek return ICE_VSI_STATS_LEN; 3886*3f13f570SWojciech Drewek default: 3887*3f13f570SWojciech Drewek return -EOPNOTSUPP; 3888*3f13f570SWojciech Drewek } 3889*3f13f570SWojciech Drewek } 3890*3f13f570SWojciech Drewek 3891a012dca9SScott W Taylor #define ICE_I2C_EEPROM_DEV_ADDR 0xA0 3892a012dca9SScott W Taylor #define ICE_I2C_EEPROM_DEV_ADDR2 0xA2 3893a012dca9SScott W Taylor #define ICE_MODULE_TYPE_SFP 0x03 3894a012dca9SScott W Taylor #define ICE_MODULE_TYPE_QSFP_PLUS 0x0D 3895a012dca9SScott W Taylor #define ICE_MODULE_TYPE_QSFP28 0x11 3896a012dca9SScott W Taylor #define ICE_MODULE_SFF_ADDR_MODE 0x04 3897a012dca9SScott W Taylor #define ICE_MODULE_SFF_DIAG_CAPAB 0x40 3898a012dca9SScott W Taylor #define ICE_MODULE_REVISION_ADDR 0x01 3899a012dca9SScott W Taylor #define ICE_MODULE_SFF_8472_COMP 0x5E 3900a012dca9SScott W Taylor #define ICE_MODULE_SFF_8472_SWAP 0x5C 3901a012dca9SScott W Taylor #define ICE_MODULE_QSFP_MAX_LEN 640 3902a012dca9SScott W Taylor 3903a012dca9SScott W Taylor /** 3904a012dca9SScott W Taylor * ice_get_module_info - get SFF module type and revision information 3905a012dca9SScott W Taylor * @netdev: network interface device structure 3906a012dca9SScott W Taylor * @modinfo: module EEPROM size and layout information structure 3907a012dca9SScott W Taylor */ 3908a012dca9SScott W Taylor static int 3909a012dca9SScott W Taylor ice_get_module_info(struct net_device *netdev, 3910a012dca9SScott W Taylor struct ethtool_modinfo *modinfo) 3911a012dca9SScott W Taylor { 3912a012dca9SScott W Taylor struct ice_netdev_priv *np = netdev_priv(netdev); 3913a012dca9SScott W Taylor struct ice_vsi *vsi = np->vsi; 3914a012dca9SScott W Taylor struct ice_pf *pf = vsi->back; 3915a012dca9SScott W Taylor struct ice_hw *hw = &pf->hw; 3916a012dca9SScott W Taylor enum ice_status status; 3917a012dca9SScott W Taylor u8 sff8472_comp = 0; 3918a012dca9SScott W Taylor u8 sff8472_swap = 0; 3919a012dca9SScott W Taylor u8 sff8636_rev = 0; 3920a012dca9SScott W Taylor u8 value = 0; 3921a012dca9SScott W Taylor 3922a012dca9SScott W Taylor status = ice_aq_sff_eeprom(hw, 0, ICE_I2C_EEPROM_DEV_ADDR, 0x00, 0x00, 3923a012dca9SScott W Taylor 0, &value, 1, 0, NULL); 3924a012dca9SScott W Taylor if (status) 3925a012dca9SScott W Taylor return -EIO; 3926a012dca9SScott W Taylor 3927a012dca9SScott W Taylor switch (value) { 3928a012dca9SScott W Taylor case ICE_MODULE_TYPE_SFP: 3929a012dca9SScott W Taylor status = ice_aq_sff_eeprom(hw, 0, ICE_I2C_EEPROM_DEV_ADDR, 3930a012dca9SScott W Taylor ICE_MODULE_SFF_8472_COMP, 0x00, 0, 3931a012dca9SScott W Taylor &sff8472_comp, 1, 0, NULL); 3932a012dca9SScott W Taylor if (status) 3933a012dca9SScott W Taylor return -EIO; 3934a012dca9SScott W Taylor status = ice_aq_sff_eeprom(hw, 0, ICE_I2C_EEPROM_DEV_ADDR, 3935a012dca9SScott W Taylor ICE_MODULE_SFF_8472_SWAP, 0x00, 0, 3936a012dca9SScott W Taylor &sff8472_swap, 1, 0, NULL); 3937a012dca9SScott W Taylor if (status) 3938a012dca9SScott W Taylor return -EIO; 3939a012dca9SScott W Taylor 3940a012dca9SScott W Taylor if (sff8472_swap & ICE_MODULE_SFF_ADDR_MODE) { 3941a012dca9SScott W Taylor modinfo->type = ETH_MODULE_SFF_8079; 3942a012dca9SScott W Taylor modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; 3943a012dca9SScott W Taylor } else if (sff8472_comp && 3944a012dca9SScott W Taylor (sff8472_swap & ICE_MODULE_SFF_DIAG_CAPAB)) { 3945a012dca9SScott W Taylor modinfo->type = ETH_MODULE_SFF_8472; 3946a012dca9SScott W Taylor modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; 3947a012dca9SScott W Taylor } else { 3948a012dca9SScott W Taylor modinfo->type = ETH_MODULE_SFF_8079; 3949a012dca9SScott W Taylor modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; 3950a012dca9SScott W Taylor } 3951a012dca9SScott W Taylor break; 3952a012dca9SScott W Taylor case ICE_MODULE_TYPE_QSFP_PLUS: 3953a012dca9SScott W Taylor case ICE_MODULE_TYPE_QSFP28: 3954a012dca9SScott W Taylor status = ice_aq_sff_eeprom(hw, 0, ICE_I2C_EEPROM_DEV_ADDR, 3955a012dca9SScott W Taylor ICE_MODULE_REVISION_ADDR, 0x00, 0, 3956a012dca9SScott W Taylor &sff8636_rev, 1, 0, NULL); 3957a012dca9SScott W Taylor if (status) 3958a012dca9SScott W Taylor return -EIO; 3959a012dca9SScott W Taylor /* Check revision compliance */ 3960a012dca9SScott W Taylor if (sff8636_rev > 0x02) { 3961a012dca9SScott W Taylor /* Module is SFF-8636 compliant */ 3962a012dca9SScott W Taylor modinfo->type = ETH_MODULE_SFF_8636; 3963a012dca9SScott W Taylor modinfo->eeprom_len = ICE_MODULE_QSFP_MAX_LEN; 3964a012dca9SScott W Taylor } else { 3965a012dca9SScott W Taylor modinfo->type = ETH_MODULE_SFF_8436; 3966a012dca9SScott W Taylor modinfo->eeprom_len = ICE_MODULE_QSFP_MAX_LEN; 3967a012dca9SScott W Taylor } 3968a012dca9SScott W Taylor break; 3969a012dca9SScott W Taylor default: 397019cce2c6SAnirudh Venkataramanan netdev_warn(netdev, "SFF Module Type not recognized.\n"); 3971a012dca9SScott W Taylor return -EINVAL; 3972a012dca9SScott W Taylor } 3973a012dca9SScott W Taylor return 0; 3974a012dca9SScott W Taylor } 3975a012dca9SScott W Taylor 3976a012dca9SScott W Taylor /** 3977a012dca9SScott W Taylor * ice_get_module_eeprom - fill buffer with SFF EEPROM contents 3978a012dca9SScott W Taylor * @netdev: network interface device structure 3979a012dca9SScott W Taylor * @ee: EEPROM dump request structure 3980a012dca9SScott W Taylor * @data: buffer to be filled with EEPROM contents 3981a012dca9SScott W Taylor */ 3982a012dca9SScott W Taylor static int 3983a012dca9SScott W Taylor ice_get_module_eeprom(struct net_device *netdev, 3984a012dca9SScott W Taylor struct ethtool_eeprom *ee, u8 *data) 3985a012dca9SScott W Taylor { 3986a012dca9SScott W Taylor struct ice_netdev_priv *np = netdev_priv(netdev); 3987e9c9692cSScott W Taylor #define SFF_READ_BLOCK_SIZE 8 3988e9c9692cSScott W Taylor u8 value[SFF_READ_BLOCK_SIZE] = { 0 }; 3989a012dca9SScott W Taylor u8 addr = ICE_I2C_EEPROM_DEV_ADDR; 3990a012dca9SScott W Taylor struct ice_vsi *vsi = np->vsi; 3991a012dca9SScott W Taylor struct ice_pf *pf = vsi->back; 3992a012dca9SScott W Taylor struct ice_hw *hw = &pf->hw; 3993a012dca9SScott W Taylor enum ice_status status; 3994a012dca9SScott W Taylor bool is_sfp = false; 3995e9c9692cSScott W Taylor unsigned int i, j; 3996a012dca9SScott W Taylor u16 offset = 0; 3997a012dca9SScott W Taylor u8 page = 0; 3998a012dca9SScott W Taylor 3999a012dca9SScott W Taylor if (!ee || !ee->len || !data) 4000a012dca9SScott W Taylor return -EINVAL; 4001a012dca9SScott W Taylor 4002e9c9692cSScott W Taylor status = ice_aq_sff_eeprom(hw, 0, addr, offset, page, 0, value, 1, 0, 4003805f980bSAnirudh Venkataramanan NULL); 4004805f980bSAnirudh Venkataramanan if (status) 4005805f980bSAnirudh Venkataramanan return -EIO; 4006805f980bSAnirudh Venkataramanan 4007e9c9692cSScott W Taylor if (value[0] == ICE_MODULE_TYPE_SFP) 4008a012dca9SScott W Taylor is_sfp = true; 4009a012dca9SScott W Taylor 4010e9c9692cSScott W Taylor memset(data, 0, ee->len); 4011e9c9692cSScott W Taylor for (i = 0; i < ee->len; i += SFF_READ_BLOCK_SIZE) { 4012a012dca9SScott W Taylor offset = i + ee->offset; 4013e9c9692cSScott W Taylor page = 0; 4014a012dca9SScott W Taylor 4015a012dca9SScott W Taylor /* Check if we need to access the other memory page */ 4016a012dca9SScott W Taylor if (is_sfp) { 4017a012dca9SScott W Taylor if (offset >= ETH_MODULE_SFF_8079_LEN) { 4018a012dca9SScott W Taylor offset -= ETH_MODULE_SFF_8079_LEN; 4019a012dca9SScott W Taylor addr = ICE_I2C_EEPROM_DEV_ADDR2; 4020a012dca9SScott W Taylor } 4021a012dca9SScott W Taylor } else { 4022a012dca9SScott W Taylor while (offset >= ETH_MODULE_SFF_8436_LEN) { 4023a012dca9SScott W Taylor /* Compute memory page number and offset. */ 4024a012dca9SScott W Taylor offset -= ETH_MODULE_SFF_8436_LEN / 2; 4025a012dca9SScott W Taylor page++; 4026a012dca9SScott W Taylor } 4027a012dca9SScott W Taylor } 4028a012dca9SScott W Taylor 4029e9c9692cSScott W Taylor /* Bit 2 of EEPROM address 0x02 declares upper 4030e9c9692cSScott W Taylor * pages are disabled on QSFP modules. 4031e9c9692cSScott W Taylor * SFP modules only ever use page 0. 4032e9c9692cSScott W Taylor */ 4033e9c9692cSScott W Taylor if (page == 0 || !(data[0x2] & 0x4)) { 4034e9c9692cSScott W Taylor /* If i2c bus is busy due to slow page change or 4035e9c9692cSScott W Taylor * link management access, call can fail. This is normal. 4036e9c9692cSScott W Taylor * So we retry this a few times. 4037e9c9692cSScott W Taylor */ 4038e9c9692cSScott W Taylor for (j = 0; j < 4; j++) { 4039e9c9692cSScott W Taylor status = ice_aq_sff_eeprom(hw, 0, addr, offset, page, 4040e9c9692cSScott W Taylor !is_sfp, value, 4041e9c9692cSScott W Taylor SFF_READ_BLOCK_SIZE, 4042e9c9692cSScott W Taylor 0, NULL); 4043e9c9692cSScott W Taylor netdev_dbg(netdev, "SFF %02X %02X %02X %X = %02X%02X%02X%02X.%02X%02X%02X%02X (%X)\n", 4044e9c9692cSScott W Taylor addr, offset, page, is_sfp, 4045e9c9692cSScott W Taylor value[0], value[1], value[2], value[3], 4046e9c9692cSScott W Taylor value[4], value[5], value[6], value[7], 4047e9c9692cSScott W Taylor status); 4048e9c9692cSScott W Taylor if (status) { 4049e9c9692cSScott W Taylor usleep_range(1500, 2500); 4050e9c9692cSScott W Taylor memset(value, 0, SFF_READ_BLOCK_SIZE); 4051e9c9692cSScott W Taylor continue; 4052e9c9692cSScott W Taylor } 4053e9c9692cSScott W Taylor break; 4054e9c9692cSScott W Taylor } 4055e9c9692cSScott W Taylor 4056e9c9692cSScott W Taylor /* Make sure we have enough room for the new block */ 4057e9c9692cSScott W Taylor if ((i + SFF_READ_BLOCK_SIZE) < ee->len) 4058e9c9692cSScott W Taylor memcpy(data + i, value, SFF_READ_BLOCK_SIZE); 4059e9c9692cSScott W Taylor } 4060a012dca9SScott W Taylor } 4061a012dca9SScott W Taylor return 0; 4062a012dca9SScott W Taylor } 4063a012dca9SScott W Taylor 4064fcea6f3dSAnirudh Venkataramanan static const struct ethtool_ops ice_ethtool_ops = { 40654a80a183SJakub Kicinski .supported_coalesce_params = ETHTOOL_COALESCE_USECS | 40664a80a183SJakub Kicinski ETHTOOL_COALESCE_USE_ADAPTIVE | 40674a80a183SJakub Kicinski ETHTOOL_COALESCE_RX_USECS_HIGH, 4068fcea6f3dSAnirudh Venkataramanan .get_link_ksettings = ice_get_link_ksettings, 406948cb27f2SChinh Cao .set_link_ksettings = ice_set_link_ksettings, 4070fcea6f3dSAnirudh Venkataramanan .get_drvinfo = ice_get_drvinfo, 4071fcea6f3dSAnirudh Venkataramanan .get_regs_len = ice_get_regs_len, 4072fcea6f3dSAnirudh Venkataramanan .get_regs = ice_get_regs, 4073769c500dSAkeem G Abodunrin .get_wol = ice_get_wol, 4074769c500dSAkeem G Abodunrin .set_wol = ice_set_wol, 4075fcea6f3dSAnirudh Venkataramanan .get_msglevel = ice_get_msglevel, 4076fcea6f3dSAnirudh Venkataramanan .set_msglevel = ice_set_msglevel, 40770e674aebSAnirudh Venkataramanan .self_test = ice_self_test, 4078fcea6f3dSAnirudh Venkataramanan .get_link = ethtool_op_get_link, 40794c98ab55SBruce Allan .get_eeprom_len = ice_get_eeprom_len, 40804c98ab55SBruce Allan .get_eeprom = ice_get_eeprom, 408167fe64d7SBrett Creeley .get_coalesce = ice_get_coalesce, 408267fe64d7SBrett Creeley .set_coalesce = ice_set_coalesce, 4083fcea6f3dSAnirudh Venkataramanan .get_strings = ice_get_strings, 40848e151d50SAnirudh Venkataramanan .set_phys_id = ice_set_phys_id, 4085fcea6f3dSAnirudh Venkataramanan .get_ethtool_stats = ice_get_ethtool_stats, 4086ab4ab73fSBruce Allan .get_priv_flags = ice_get_priv_flags, 4087ab4ab73fSBruce Allan .set_priv_flags = ice_set_priv_flags, 4088fcea6f3dSAnirudh Venkataramanan .get_sset_count = ice_get_sset_count, 4089fcea6f3dSAnirudh Venkataramanan .get_rxnfc = ice_get_rxnfc, 40906876fb64SMd Fahad Iqbal Polash .set_rxnfc = ice_set_rxnfc, 4091fcea6f3dSAnirudh Venkataramanan .get_ringparam = ice_get_ringparam, 4092fcea6f3dSAnirudh Venkataramanan .set_ringparam = ice_set_ringparam, 4093fcea6f3dSAnirudh Venkataramanan .nway_reset = ice_nway_reset, 4094fcea6f3dSAnirudh Venkataramanan .get_pauseparam = ice_get_pauseparam, 4095fcea6f3dSAnirudh Venkataramanan .set_pauseparam = ice_set_pauseparam, 4096fcea6f3dSAnirudh Venkataramanan .get_rxfh_key_size = ice_get_rxfh_key_size, 4097fcea6f3dSAnirudh Venkataramanan .get_rxfh_indir_size = ice_get_rxfh_indir_size, 4098fcea6f3dSAnirudh Venkataramanan .get_rxfh = ice_get_rxfh, 4099fcea6f3dSAnirudh Venkataramanan .set_rxfh = ice_set_rxfh, 410087324e74SHenry Tieman .get_channels = ice_get_channels, 410187324e74SHenry Tieman .set_channels = ice_set_channels, 410267569a7fSJacob Keller .get_ts_info = ice_get_ts_info, 410367fe64d7SBrett Creeley .get_per_queue_coalesce = ice_get_per_q_coalesce, 410467fe64d7SBrett Creeley .set_per_queue_coalesce = ice_set_per_q_coalesce, 4105f776b3acSPaul Greenwalt .get_fecparam = ice_get_fecparam, 4106f776b3acSPaul Greenwalt .set_fecparam = ice_set_fecparam, 4107a012dca9SScott W Taylor .get_module_info = ice_get_module_info, 4108a012dca9SScott W Taylor .get_module_eeprom = ice_get_module_eeprom, 4109fcea6f3dSAnirudh Venkataramanan }; 4110fcea6f3dSAnirudh Venkataramanan 4111462acf6aSTony Nguyen static const struct ethtool_ops ice_ethtool_safe_mode_ops = { 4112462acf6aSTony Nguyen .get_link_ksettings = ice_get_link_ksettings, 4113462acf6aSTony Nguyen .set_link_ksettings = ice_set_link_ksettings, 4114462acf6aSTony Nguyen .get_drvinfo = ice_get_drvinfo, 4115462acf6aSTony Nguyen .get_regs_len = ice_get_regs_len, 4116462acf6aSTony Nguyen .get_regs = ice_get_regs, 4117769c500dSAkeem G Abodunrin .get_wol = ice_get_wol, 4118769c500dSAkeem G Abodunrin .set_wol = ice_set_wol, 4119462acf6aSTony Nguyen .get_msglevel = ice_get_msglevel, 4120462acf6aSTony Nguyen .set_msglevel = ice_set_msglevel, 4121111820b0SBrett Creeley .get_link = ethtool_op_get_link, 4122462acf6aSTony Nguyen .get_eeprom_len = ice_get_eeprom_len, 4123462acf6aSTony Nguyen .get_eeprom = ice_get_eeprom, 4124462acf6aSTony Nguyen .get_strings = ice_get_strings, 4125462acf6aSTony Nguyen .get_ethtool_stats = ice_get_ethtool_stats, 4126462acf6aSTony Nguyen .get_sset_count = ice_get_sset_count, 4127462acf6aSTony Nguyen .get_ringparam = ice_get_ringparam, 4128462acf6aSTony Nguyen .set_ringparam = ice_set_ringparam, 4129462acf6aSTony Nguyen .nway_reset = ice_nway_reset, 413087324e74SHenry Tieman .get_channels = ice_get_channels, 4131462acf6aSTony Nguyen }; 4132462acf6aSTony Nguyen 4133462acf6aSTony Nguyen /** 4134462acf6aSTony Nguyen * ice_set_ethtool_safe_mode_ops - setup safe mode ethtool ops 4135462acf6aSTony Nguyen * @netdev: network interface device structure 4136462acf6aSTony Nguyen */ 4137462acf6aSTony Nguyen void ice_set_ethtool_safe_mode_ops(struct net_device *netdev) 4138462acf6aSTony Nguyen { 4139462acf6aSTony Nguyen netdev->ethtool_ops = &ice_ethtool_safe_mode_ops; 4140462acf6aSTony Nguyen } 4141462acf6aSTony Nguyen 41427aae80ceSWojciech Drewek static const struct ethtool_ops ice_ethtool_repr_ops = { 41437aae80ceSWojciech Drewek .get_drvinfo = ice_repr_get_drvinfo, 41447aae80ceSWojciech Drewek .get_link = ethtool_op_get_link, 4145*3f13f570SWojciech Drewek .get_strings = ice_repr_get_strings, 4146*3f13f570SWojciech Drewek .get_ethtool_stats = ice_repr_get_ethtool_stats, 4147*3f13f570SWojciech Drewek .get_sset_count = ice_repr_get_sset_count, 41487aae80ceSWojciech Drewek }; 41497aae80ceSWojciech Drewek 41507aae80ceSWojciech Drewek /** 41517aae80ceSWojciech Drewek * ice_set_ethtool_repr_ops - setup VF's port representor ethtool ops 41527aae80ceSWojciech Drewek * @netdev: network interface device structure 41537aae80ceSWojciech Drewek */ 41547aae80ceSWojciech Drewek void ice_set_ethtool_repr_ops(struct net_device *netdev) 41557aae80ceSWojciech Drewek { 41567aae80ceSWojciech Drewek netdev->ethtool_ops = &ice_ethtool_repr_ops; 41577aae80ceSWojciech Drewek } 41587aae80ceSWojciech Drewek 4159fcea6f3dSAnirudh Venkataramanan /** 4160fcea6f3dSAnirudh Venkataramanan * ice_set_ethtool_ops - setup netdev ethtool ops 4161fcea6f3dSAnirudh Venkataramanan * @netdev: network interface device structure 4162fcea6f3dSAnirudh Venkataramanan * 4163fcea6f3dSAnirudh Venkataramanan * setup netdev ethtool ops with ice specific ops 4164fcea6f3dSAnirudh Venkataramanan */ 4165fcea6f3dSAnirudh Venkataramanan void ice_set_ethtool_ops(struct net_device *netdev) 4166fcea6f3dSAnirudh Venkataramanan { 4167fcea6f3dSAnirudh Venkataramanan netdev->ethtool_ops = &ice_ethtool_ops; 4168fcea6f3dSAnirudh Venkataramanan } 4169