// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) /* Copyright (C) 2015-2018 Netronome Systems, Inc. */ /* * nfp_net_ethtool.c * Netronome network device driver: ethtool support * Authors: Jakub Kicinski <[email protected]> * Jason McMullan <[email protected]> * Rolf Neugebauer <[email protected]> * Brad Petrus <[email protected]> */ #include <linux/bitfield.h> #include <linux/kernel.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/ethtool.h> #include <linux/firmware.h> #include <linux/sfp.h> #include "nfpcore/nfp.h" #include "nfpcore/nfp_dev.h" #include "nfpcore/nfp_nsp.h" #include "nfp_app.h" #include "nfp_main.h" #include "nfp_net_ctrl.h" #include "nfp_net_dp.h" #include "nfp_net.h" #include "nfp_port.h" #include "nfpcore/nfp_cpp.h" struct nfp_et_stat { … }; static const struct nfp_et_stat nfp_net_et_stats[] = …; static const struct nfp_et_stat nfp_mac_et_stats[] = …; static const char nfp_tlv_stat_names[][ETH_GSTRING_LEN] = …; #define NN_ET_GLOBAL_STATS_LEN … #define NN_ET_SWITCH_STATS_LEN … #define NN_RVEC_GATHER_STATS … #define NN_RVEC_PER_Q_STATS … #define NN_CTRL_PATH_STATS … #define SFP_SFF_REV_COMPLIANCE … static void nfp_net_get_nspinfo(struct nfp_app *app, char *version) { … } static void nfp_get_drvinfo(struct nfp_app *app, struct pci_dev *pdev, const char *vnic_version, struct ethtool_drvinfo *drvinfo) { … } static void nfp_net_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { … } static int nfp_net_nway_reset(struct net_device *netdev) { … } static void nfp_app_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { … } static void nfp_net_set_fec_link_mode(struct nfp_eth_table_port *eth_port, struct ethtool_link_ksettings *c) { … } static const struct nfp_eth_media_link_mode { … } nfp_eth_media_table[NFP_MEDIA_LINK_MODES_NUMBER] = …; static const unsigned int nfp_eth_speed_map[NFP_SUP_SPEED_NUMBER] = …; static void nfp_add_media_link_mode(struct nfp_port *port, struct nfp_eth_table_port *eth_port, struct ethtool_link_ksettings *cmd) { … } /** * nfp_net_get_link_ksettings - Get Link Speed settings * @netdev: network interface device structure * @cmd: ethtool command * * Reports speed settings based on info in the BAR provided by the fw. */ static int nfp_net_get_link_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *cmd) { … } static int nfp_net_set_link_ksettings(struct net_device *netdev, const struct ethtool_link_ksettings *cmd) { … } static void nfp_net_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring, struct kernel_ethtool_ringparam *kernel_ring, struct netlink_ext_ack *extack) { … } static int nfp_net_set_ring_size(struct nfp_net *nn, u32 rxd_cnt, u32 txd_cnt, struct netlink_ext_ack *extack) { … } static int nfp_net_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring, struct kernel_ethtool_ringparam *kernel_ring, struct netlink_ext_ack *extack) { … } static int nfp_test_link(struct net_device *netdev) { … } static int nfp_test_nsp(struct net_device *netdev) { … } static int nfp_test_fw(struct net_device *netdev) { … } static int nfp_test_reg(struct net_device *netdev) { … } static bool link_test_supported(struct net_device *netdev) { … } static bool nsp_test_supported(struct net_device *netdev) { … } static bool fw_test_supported(struct net_device *netdev) { … } static bool reg_test_supported(struct net_device *netdev) { … } static struct nfp_self_test_item { … } nfp_self_test[] = …; #define NFP_TEST_TOTAL_NUM … static void nfp_get_self_test_strings(struct net_device *netdev, u8 *data) { … } static int nfp_get_self_test_count(struct net_device *netdev) { … } static void nfp_net_self_test(struct net_device *netdev, struct ethtool_test *eth_test, u64 *data) { … } static unsigned int nfp_vnic_get_sw_stats_count(struct net_device *netdev) { … } static u8 *nfp_vnic_get_sw_stats_strings(struct net_device *netdev, u8 *data) { … } static u64 *nfp_vnic_get_sw_stats(struct net_device *netdev, u64 *data) { … } static unsigned int nfp_vnic_get_hw_stats_count(unsigned int num_vecs) { … } static u8 * nfp_vnic_get_hw_stats_strings(u8 *data, unsigned int num_vecs, bool repr) { … } static u64 * nfp_vnic_get_hw_stats(u64 *data, u8 __iomem *mem, unsigned int num_vecs) { … } static unsigned int nfp_vnic_get_tlv_stats_count(struct nfp_net *nn) { … } static u8 *nfp_vnic_get_tlv_stats_strings(struct nfp_net *nn, u8 *data) { … } static u64 *nfp_vnic_get_tlv_stats(struct nfp_net *nn, u64 *data) { … } static unsigned int nfp_mac_get_stats_count(struct net_device *netdev) { … } static u8 *nfp_mac_get_stats_strings(struct net_device *netdev, u8 *data) { … } static u64 *nfp_mac_get_stats(struct net_device *netdev, u64 *data) { … } static void nfp_net_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { … } static void nfp_net_get_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { … } static int nfp_net_get_sset_count(struct net_device *netdev, int sset) { … } static void nfp_port_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { … } static void nfp_port_get_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { … } static int nfp_port_get_sset_count(struct net_device *netdev, int sset) { … } static int nfp_port_fec_ethtool_to_nsp(u32 fec) { … } static u32 nfp_port_fec_nsp_to_ethtool(u32 fec) { … } static int nfp_port_get_fecparam(struct net_device *netdev, struct ethtool_fecparam *param) { … } static int nfp_port_set_fecparam(struct net_device *netdev, struct ethtool_fecparam *param) { … } /* RX network flow classification (RSS, filters, etc) */ static u32 ethtool_flow_to_nfp_flag(u32 flow_type) { … } static int nfp_net_get_rss_hash_opts(struct nfp_net *nn, struct ethtool_rxnfc *cmd) { … } #define NFP_FS_MAX_ENTRY … static int nfp_net_fs_to_ethtool(struct nfp_fs_entry *entry, struct ethtool_rxnfc *cmd) { … } static int nfp_net_get_fs_rule(struct nfp_net *nn, struct ethtool_rxnfc *cmd) { … } static int nfp_net_get_fs_loc(struct nfp_net *nn, u32 *rule_locs) { … } static int nfp_net_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, u32 *rule_locs) { … } static int nfp_net_set_rss_hash_opt(struct nfp_net *nn, struct ethtool_rxnfc *nfc) { … } static int nfp_net_fs_from_ethtool(struct nfp_fs_entry *entry, struct ethtool_rx_flow_spec *fs) { … } static int nfp_net_fs_check_existing(struct nfp_net *nn, struct nfp_fs_entry *new) { … } static int nfp_net_fs_add(struct nfp_net *nn, struct ethtool_rxnfc *cmd) { … } static int nfp_net_fs_del(struct nfp_net *nn, struct ethtool_rxnfc *cmd) { … } static int nfp_net_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) { … } static u32 nfp_net_get_rxfh_indir_size(struct net_device *netdev) { … } static u32 nfp_net_get_rxfh_key_size(struct net_device *netdev) { … } static int nfp_net_get_rxfh(struct net_device *netdev, struct ethtool_rxfh_param *rxfh) { … } static int nfp_net_set_rxfh(struct net_device *netdev, struct ethtool_rxfh_param *rxfh, struct netlink_ext_ack *extack) { … } /* Dump BAR registers */ static int nfp_net_get_regs_len(struct net_device *netdev) { … } static void nfp_net_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { … } static int nfp_net_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { … } /* Other debug dumps */ static int nfp_dump_nsp_diag(struct nfp_app *app, struct ethtool_dump *dump, void *buffer) { … } /* Set the dump flag/level. Calculate the dump length for flag > 0 only (new TLV * based dumps), since flag 0 (default) calculates the length in * nfp_app_get_dump_flag(), and we need to support triggering a level 0 dump * without setting the flag first, for backward compatibility. */ static int nfp_app_set_dump(struct net_device *netdev, struct ethtool_dump *val) { … } static int nfp_app_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump) { … } static int nfp_app_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump, void *buffer) { … } static int nfp_port_get_module_info(struct net_device *netdev, struct ethtool_modinfo *modinfo) { … } static int nfp_port_get_module_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, u8 *data) { … } static int nfp_net_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { … } static void nfp_net_get_channels(struct net_device *netdev, struct ethtool_channels *channel) { … } static int nfp_net_set_num_rings(struct nfp_net *nn, unsigned int total_rx, unsigned int total_tx) { … } static int nfp_net_set_channels(struct net_device *netdev, struct ethtool_channels *channel) { … } static int nfp_port_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { … } static void nfp_port_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { … } static int nfp_net_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) { … } #define NFP_EEPROM_LEN … static int nfp_net_get_eeprom_len(struct net_device *netdev) { … } static int nfp_net_get_nsp_hwindex(struct net_device *netdev, struct nfp_nsp **nspptr, u32 *index) { … } static int nfp_net_get_port_mac_by_hwinfo(struct net_device *netdev, u8 *mac_addr) { … } static int nfp_net_set_port_mac_by_hwinfo(struct net_device *netdev, u8 *mac_addr) { … } static int nfp_net_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, u8 *bytes) { … } static int nfp_net_set_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, u8 *bytes) { … } static const struct ethtool_ops nfp_net_ethtool_ops = …; const struct ethtool_ops nfp_port_ethtool_ops = …; void nfp_net_set_ethtool_ops(struct net_device *netdev) { … }
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