| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright (c) 2018, Intel Corporation. */ |
| |
| /* ethtool support for ice */ |
| |
| #include "ice.h" |
| #include "ice_flow.h" |
| #include "ice_fltr.h" |
| #include "ice_lib.h" |
| #include "ice_dcb_lib.h" |
| #include <net/dcbnl.h> |
| |
| struct ice_stats { |
| char stat_string[ETH_GSTRING_LEN]; |
| int sizeof_stat; |
| int stat_offset; |
| }; |
| |
| #define ICE_STAT(_type, _name, _stat) { \ |
| .stat_string = _name, \ |
| .sizeof_stat = sizeof_field(_type, _stat), \ |
| .stat_offset = offsetof(_type, _stat) \ |
| } |
| |
| #define ICE_VSI_STAT(_name, _stat) \ |
| ICE_STAT(struct ice_vsi, _name, _stat) |
| #define ICE_PF_STAT(_name, _stat) \ |
| ICE_STAT(struct ice_pf, _name, _stat) |
| |
| static int ice_q_stats_len(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| |
| return ((np->vsi->alloc_txq + np->vsi->alloc_rxq) * |
| (sizeof(struct ice_q_stats) / sizeof(u64))); |
| } |
| |
| #define ICE_PF_STATS_LEN ARRAY_SIZE(ice_gstrings_pf_stats) |
| #define ICE_VSI_STATS_LEN ARRAY_SIZE(ice_gstrings_vsi_stats) |
| |
| #define ICE_PFC_STATS_LEN ( \ |
| (sizeof_field(struct ice_pf, stats.priority_xoff_rx) + \ |
| sizeof_field(struct ice_pf, stats.priority_xon_rx) + \ |
| sizeof_field(struct ice_pf, stats.priority_xoff_tx) + \ |
| sizeof_field(struct ice_pf, stats.priority_xon_tx)) \ |
| / sizeof(u64)) |
| #define ICE_ALL_STATS_LEN(n) (ICE_PF_STATS_LEN + ICE_PFC_STATS_LEN + \ |
| ICE_VSI_STATS_LEN + ice_q_stats_len(n)) |
| |
| static const struct ice_stats ice_gstrings_vsi_stats[] = { |
| ICE_VSI_STAT("rx_unicast", eth_stats.rx_unicast), |
| ICE_VSI_STAT("tx_unicast", eth_stats.tx_unicast), |
| ICE_VSI_STAT("rx_multicast", eth_stats.rx_multicast), |
| ICE_VSI_STAT("tx_multicast", eth_stats.tx_multicast), |
| ICE_VSI_STAT("rx_broadcast", eth_stats.rx_broadcast), |
| ICE_VSI_STAT("tx_broadcast", eth_stats.tx_broadcast), |
| ICE_VSI_STAT("rx_bytes", eth_stats.rx_bytes), |
| ICE_VSI_STAT("tx_bytes", eth_stats.tx_bytes), |
| ICE_VSI_STAT("rx_dropped", eth_stats.rx_discards), |
| ICE_VSI_STAT("rx_unknown_protocol", eth_stats.rx_unknown_protocol), |
| ICE_VSI_STAT("rx_alloc_fail", rx_buf_failed), |
| ICE_VSI_STAT("rx_pg_alloc_fail", rx_page_failed), |
| ICE_VSI_STAT("tx_errors", eth_stats.tx_errors), |
| ICE_VSI_STAT("tx_linearize", tx_linearize), |
| ICE_VSI_STAT("tx_busy", tx_busy), |
| ICE_VSI_STAT("tx_restart", tx_restart), |
| }; |
| |
| enum ice_ethtool_test_id { |
| ICE_ETH_TEST_REG = 0, |
| ICE_ETH_TEST_EEPROM, |
| ICE_ETH_TEST_INTR, |
| ICE_ETH_TEST_LOOP, |
| ICE_ETH_TEST_LINK, |
| }; |
| |
| static const char ice_gstrings_test[][ETH_GSTRING_LEN] = { |
| "Register test (offline)", |
| "EEPROM test (offline)", |
| "Interrupt test (offline)", |
| "Loopback test (offline)", |
| "Link test (on/offline)", |
| }; |
| |
| #define ICE_TEST_LEN (sizeof(ice_gstrings_test) / ETH_GSTRING_LEN) |
| |
| /* These PF_STATs might look like duplicates of some NETDEV_STATs, |
| * but they aren't. This device is capable of supporting multiple |
| * VSIs/netdevs on a single PF. The NETDEV_STATs are for individual |
| * netdevs whereas the PF_STATs are for the physical function that's |
| * hosting these netdevs. |
| * |
| * The PF_STATs are appended to the netdev stats only when ethtool -S |
| * is queried on the base PF netdev. |
| */ |
| static const struct ice_stats ice_gstrings_pf_stats[] = { |
| ICE_PF_STAT("rx_bytes.nic", stats.eth.rx_bytes), |
| ICE_PF_STAT("tx_bytes.nic", stats.eth.tx_bytes), |
| ICE_PF_STAT("rx_unicast.nic", stats.eth.rx_unicast), |
| ICE_PF_STAT("tx_unicast.nic", stats.eth.tx_unicast), |
| ICE_PF_STAT("rx_multicast.nic", stats.eth.rx_multicast), |
| ICE_PF_STAT("tx_multicast.nic", stats.eth.tx_multicast), |
| ICE_PF_STAT("rx_broadcast.nic", stats.eth.rx_broadcast), |
| ICE_PF_STAT("tx_broadcast.nic", stats.eth.tx_broadcast), |
| ICE_PF_STAT("tx_errors.nic", stats.eth.tx_errors), |
| ICE_PF_STAT("tx_timeout.nic", tx_timeout_count), |
| ICE_PF_STAT("rx_size_64.nic", stats.rx_size_64), |
| ICE_PF_STAT("tx_size_64.nic", stats.tx_size_64), |
| ICE_PF_STAT("rx_size_127.nic", stats.rx_size_127), |
| ICE_PF_STAT("tx_size_127.nic", stats.tx_size_127), |
| ICE_PF_STAT("rx_size_255.nic", stats.rx_size_255), |
| ICE_PF_STAT("tx_size_255.nic", stats.tx_size_255), |
| ICE_PF_STAT("rx_size_511.nic", stats.rx_size_511), |
| ICE_PF_STAT("tx_size_511.nic", stats.tx_size_511), |
| ICE_PF_STAT("rx_size_1023.nic", stats.rx_size_1023), |
| ICE_PF_STAT("tx_size_1023.nic", stats.tx_size_1023), |
| ICE_PF_STAT("rx_size_1522.nic", stats.rx_size_1522), |
| ICE_PF_STAT("tx_size_1522.nic", stats.tx_size_1522), |
| ICE_PF_STAT("rx_size_big.nic", stats.rx_size_big), |
| ICE_PF_STAT("tx_size_big.nic", stats.tx_size_big), |
| ICE_PF_STAT("link_xon_rx.nic", stats.link_xon_rx), |
| ICE_PF_STAT("link_xon_tx.nic", stats.link_xon_tx), |
| ICE_PF_STAT("link_xoff_rx.nic", stats.link_xoff_rx), |
| ICE_PF_STAT("link_xoff_tx.nic", stats.link_xoff_tx), |
| ICE_PF_STAT("tx_dropped_link_down.nic", stats.tx_dropped_link_down), |
| ICE_PF_STAT("rx_undersize.nic", stats.rx_undersize), |
| ICE_PF_STAT("rx_fragments.nic", stats.rx_fragments), |
| ICE_PF_STAT("rx_oversize.nic", stats.rx_oversize), |
| ICE_PF_STAT("rx_jabber.nic", stats.rx_jabber), |
| ICE_PF_STAT("rx_csum_bad.nic", hw_csum_rx_error), |
| ICE_PF_STAT("rx_length_errors.nic", stats.rx_len_errors), |
| ICE_PF_STAT("rx_dropped.nic", stats.eth.rx_discards), |
| ICE_PF_STAT("rx_crc_errors.nic", stats.crc_errors), |
| ICE_PF_STAT("illegal_bytes.nic", stats.illegal_bytes), |
| ICE_PF_STAT("mac_local_faults.nic", stats.mac_local_faults), |
| ICE_PF_STAT("mac_remote_faults.nic", stats.mac_remote_faults), |
| ICE_PF_STAT("fdir_sb_match.nic", stats.fd_sb_match), |
| ICE_PF_STAT("fdir_sb_status.nic", stats.fd_sb_status), |
| }; |
| |
| static const u32 ice_regs_dump_list[] = { |
| PFGEN_STATE, |
| PRTGEN_STATUS, |
| QRX_CTRL(0), |
| QINT_TQCTL(0), |
| QINT_RQCTL(0), |
| PFINT_OICR_ENA, |
| QRX_ITR(0), |
| }; |
| |
| struct ice_priv_flag { |
| char name[ETH_GSTRING_LEN]; |
| u32 bitno; /* bit position in pf->flags */ |
| }; |
| |
| #define ICE_PRIV_FLAG(_name, _bitno) { \ |
| .name = _name, \ |
| .bitno = _bitno, \ |
| } |
| |
| static const struct ice_priv_flag ice_gstrings_priv_flags[] = { |
| ICE_PRIV_FLAG("link-down-on-close", ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA), |
| ICE_PRIV_FLAG("fw-lldp-agent", ICE_FLAG_FW_LLDP_AGENT), |
| ICE_PRIV_FLAG("vf-true-promisc-support", |
| ICE_FLAG_VF_TRUE_PROMISC_ENA), |
| ICE_PRIV_FLAG("mdd-auto-reset-vf", ICE_FLAG_MDD_AUTO_RESET_VF), |
| ICE_PRIV_FLAG("legacy-rx", ICE_FLAG_LEGACY_RX), |
| }; |
| |
| #define ICE_PRIV_FLAG_ARRAY_SIZE ARRAY_SIZE(ice_gstrings_priv_flags) |
| |
| static void |
| __ice_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo, |
| struct ice_vsi *vsi) |
| { |
| struct ice_pf *pf = vsi->back; |
| struct ice_hw *hw = &pf->hw; |
| struct ice_orom_info *orom; |
| struct ice_nvm_info *nvm; |
| |
| nvm = &hw->flash.nvm; |
| orom = &hw->flash.orom; |
| |
| strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver)); |
| |
| /* Display NVM version (from which the firmware version can be |
| * determined) which contains more pertinent information. |
| */ |
| snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), |
| "%x.%02x 0x%x %d.%d.%d", nvm->major, nvm->minor, |
| nvm->eetrack, orom->major, orom->build, orom->patch); |
| } |
| |
| static void |
| ice_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| |
| __ice_get_drvinfo(netdev, drvinfo, np->vsi); |
| |
| strscpy(drvinfo->bus_info, pci_name(pf->pdev), |
| sizeof(drvinfo->bus_info)); |
| |
| drvinfo->n_priv_flags = ICE_PRIV_FLAG_ARRAY_SIZE; |
| } |
| |
| static int ice_get_regs_len(struct net_device __always_unused *netdev) |
| { |
| return sizeof(ice_regs_dump_list); |
| } |
| |
| static void |
| ice_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| struct ice_hw *hw = &pf->hw; |
| u32 *regs_buf = (u32 *)p; |
| unsigned int i; |
| |
| regs->version = 1; |
| |
| for (i = 0; i < ARRAY_SIZE(ice_regs_dump_list); ++i) |
| regs_buf[i] = rd32(hw, ice_regs_dump_list[i]); |
| } |
| |
| static u32 ice_get_msglevel(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| |
| #ifndef CONFIG_DYNAMIC_DEBUG |
| if (pf->hw.debug_mask) |
| netdev_info(netdev, "hw debug_mask: 0x%llX\n", |
| pf->hw.debug_mask); |
| #endif /* !CONFIG_DYNAMIC_DEBUG */ |
| |
| return pf->msg_enable; |
| } |
| |
| static void ice_set_msglevel(struct net_device *netdev, u32 data) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| |
| #ifndef CONFIG_DYNAMIC_DEBUG |
| if (ICE_DBG_USER & data) |
| pf->hw.debug_mask = data; |
| else |
| pf->msg_enable = data; |
| #else |
| pf->msg_enable = data; |
| #endif /* !CONFIG_DYNAMIC_DEBUG */ |
| } |
| |
| static int ice_get_eeprom_len(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| |
| return (int)pf->hw.flash.flash_size; |
| } |
| |
| static int |
| ice_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, |
| u8 *bytes) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| struct ice_hw *hw = &pf->hw; |
| struct device *dev; |
| int ret; |
| u8 *buf; |
| |
| dev = ice_pf_to_dev(pf); |
| |
| eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
| netdev_dbg(netdev, "GEEPROM cmd 0x%08x, offset 0x%08x, len 0x%08x\n", |
| eeprom->cmd, eeprom->offset, eeprom->len); |
| |
| buf = kzalloc(eeprom->len, GFP_KERNEL); |
| if (!buf) |
| return -ENOMEM; |
| |
| ret = ice_acquire_nvm(hw, ICE_RES_READ); |
| if (ret) { |
| dev_err(dev, "ice_acquire_nvm failed, err %d aq_err %s\n", |
| ret, ice_aq_str(hw->adminq.sq_last_status)); |
| goto out; |
| } |
| |
| ret = ice_read_flat_nvm(hw, eeprom->offset, &eeprom->len, buf, |
| false); |
| if (ret) { |
| dev_err(dev, "ice_read_flat_nvm failed, err %d aq_err %s\n", |
| ret, ice_aq_str(hw->adminq.sq_last_status)); |
| goto release; |
| } |
| |
| memcpy(bytes, buf, eeprom->len); |
| release: |
| ice_release_nvm(hw); |
| out: |
| kfree(buf); |
| return ret; |
| } |
| |
| /** |
| * ice_active_vfs - check if there are any active VFs |
| * @pf: board private structure |
| * |
| * Returns true if an active VF is found, otherwise returns false |
| */ |
| static bool ice_active_vfs(struct ice_pf *pf) |
| { |
| unsigned int i; |
| |
| ice_for_each_vf(pf, i) { |
| struct ice_vf *vf = &pf->vf[i]; |
| |
| if (test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| /** |
| * ice_link_test - perform a link test on a given net_device |
| * @netdev: network interface device structure |
| * |
| * This function performs one of the self-tests required by ethtool. |
| * Returns 0 on success, non-zero on failure. |
| */ |
| static u64 ice_link_test(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| bool link_up = false; |
| int status; |
| |
| netdev_info(netdev, "link test\n"); |
| status = ice_get_link_status(np->vsi->port_info, &link_up); |
| if (status) { |
| netdev_err(netdev, "link query error, status = %d\n", |
| status); |
| return 1; |
| } |
| |
| if (!link_up) |
| return 2; |
| |
| return 0; |
| } |
| |
| /** |
| * ice_eeprom_test - perform an EEPROM test on a given net_device |
| * @netdev: network interface device structure |
| * |
| * This function performs one of the self-tests required by ethtool. |
| * Returns 0 on success, non-zero on failure. |
| */ |
| static u64 ice_eeprom_test(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| |
| netdev_info(netdev, "EEPROM test\n"); |
| return !!(ice_nvm_validate_checksum(&pf->hw)); |
| } |
| |
| /** |
| * ice_reg_pattern_test |
| * @hw: pointer to the HW struct |
| * @reg: reg to be tested |
| * @mask: bits to be touched |
| */ |
| static int ice_reg_pattern_test(struct ice_hw *hw, u32 reg, u32 mask) |
| { |
| struct ice_pf *pf = (struct ice_pf *)hw->back; |
| struct device *dev = ice_pf_to_dev(pf); |
| static const u32 patterns[] = { |
| 0x5A5A5A5A, 0xA5A5A5A5, |
| 0x00000000, 0xFFFFFFFF |
| }; |
| u32 val, orig_val; |
| unsigned int i; |
| |
| orig_val = rd32(hw, reg); |
| for (i = 0; i < ARRAY_SIZE(patterns); ++i) { |
| u32 pattern = patterns[i] & mask; |
| |
| wr32(hw, reg, pattern); |
| val = rd32(hw, reg); |
| if (val == pattern) |
| continue; |
| dev_err(dev, "%s: reg pattern test failed - reg 0x%08x pat 0x%08x val 0x%08x\n" |
| , __func__, reg, pattern, val); |
| return 1; |
| } |
| |
| wr32(hw, reg, orig_val); |
| val = rd32(hw, reg); |
| if (val != orig_val) { |
| dev_err(dev, "%s: reg restore test failed - reg 0x%08x orig 0x%08x val 0x%08x\n" |
| , __func__, reg, orig_val, val); |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * ice_reg_test - perform a register test on a given net_device |
| * @netdev: network interface device structure |
| * |
| * This function performs one of the self-tests required by ethtool. |
| * Returns 0 on success, non-zero on failure. |
| */ |
| static u64 ice_reg_test(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_hw *hw = np->vsi->port_info->hw; |
| u32 int_elements = hw->func_caps.common_cap.num_msix_vectors ? |
| hw->func_caps.common_cap.num_msix_vectors - 1 : 1; |
| struct ice_diag_reg_test_info { |
| u32 address; |
| u32 mask; |
| u32 elem_num; |
| u32 elem_size; |
| } ice_reg_list[] = { |
| {GLINT_ITR(0, 0), 0x00000fff, int_elements, |
| GLINT_ITR(0, 1) - GLINT_ITR(0, 0)}, |
| {GLINT_ITR(1, 0), 0x00000fff, int_elements, |
| GLINT_ITR(1, 1) - GLINT_ITR(1, 0)}, |
| {GLINT_ITR(0, 0), 0x00000fff, int_elements, |
| GLINT_ITR(2, 1) - GLINT_ITR(2, 0)}, |
| {GLINT_CTL, 0xffff0001, 1, 0} |
| }; |
| unsigned int i; |
| |
| netdev_dbg(netdev, "Register test\n"); |
| for (i = 0; i < ARRAY_SIZE(ice_reg_list); ++i) { |
| u32 j; |
| |
| for (j = 0; j < ice_reg_list[i].elem_num; ++j) { |
| u32 mask = ice_reg_list[i].mask; |
| u32 reg = ice_reg_list[i].address + |
| (j * ice_reg_list[i].elem_size); |
| |
| /* bail on failure (non-zero return) */ |
| if (ice_reg_pattern_test(hw, reg, mask)) |
| return 1; |
| } |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * ice_lbtest_prepare_rings - configure Tx/Rx test rings |
| * @vsi: pointer to the VSI structure |
| * |
| * Function configures rings of a VSI for loopback test without |
| * enabling interrupts or informing the kernel about new queues. |
| * |
| * Returns 0 on success, negative on failure. |
| */ |
| static int ice_lbtest_prepare_rings(struct ice_vsi *vsi) |
| { |
| int status; |
| |
| status = ice_vsi_setup_tx_rings(vsi); |
| if (status) |
| goto err_setup_tx_ring; |
| |
| status = ice_vsi_setup_rx_rings(vsi); |
| if (status) |
| goto err_setup_rx_ring; |
| |
| status = ice_vsi_cfg(vsi); |
| if (status) |
| goto err_setup_rx_ring; |
| |
| status = ice_vsi_start_all_rx_rings(vsi); |
| if (status) |
| goto err_start_rx_ring; |
| |
| return status; |
| |
| err_start_rx_ring: |
| ice_vsi_free_rx_rings(vsi); |
| err_setup_rx_ring: |
| ice_vsi_stop_lan_tx_rings(vsi, ICE_NO_RESET, 0); |
| err_setup_tx_ring: |
| ice_vsi_free_tx_rings(vsi); |
| |
| return status; |
| } |
| |
| /** |
| * ice_lbtest_disable_rings - disable Tx/Rx test rings after loopback test |
| * @vsi: pointer to the VSI structure |
| * |
| * Function stops and frees VSI rings after a loopback test. |
| * Returns 0 on success, negative on failure. |
| */ |
| static int ice_lbtest_disable_rings(struct ice_vsi *vsi) |
| { |
| int status; |
| |
| status = ice_vsi_stop_lan_tx_rings(vsi, ICE_NO_RESET, 0); |
| if (status) |
| netdev_err(vsi->netdev, "Failed to stop Tx rings, VSI %d error %d\n", |
| vsi->vsi_num, status); |
| |
| status = ice_vsi_stop_all_rx_rings(vsi); |
| if (status) |
| netdev_err(vsi->netdev, "Failed to stop Rx rings, VSI %d error %d\n", |
| vsi->vsi_num, status); |
| |
| ice_vsi_free_tx_rings(vsi); |
| ice_vsi_free_rx_rings(vsi); |
| |
| return status; |
| } |
| |
| /** |
| * ice_lbtest_create_frame - create test packet |
| * @pf: pointer to the PF structure |
| * @ret_data: allocated frame buffer |
| * @size: size of the packet data |
| * |
| * Function allocates a frame with a test pattern on specific offsets. |
| * Returns 0 on success, non-zero on failure. |
| */ |
| static int ice_lbtest_create_frame(struct ice_pf *pf, u8 **ret_data, u16 size) |
| { |
| u8 *data; |
| |
| if (!pf) |
| return -EINVAL; |
| |
| data = devm_kzalloc(ice_pf_to_dev(pf), size, GFP_KERNEL); |
| if (!data) |
| return -ENOMEM; |
| |
| /* Since the ethernet test frame should always be at least |
| * 64 bytes long, fill some octets in the payload with test data. |
| */ |
| memset(data, 0xFF, size); |
| data[32] = 0xDE; |
| data[42] = 0xAD; |
| data[44] = 0xBE; |
| data[46] = 0xEF; |
| |
| *ret_data = data; |
| |
| return 0; |
| } |
| |
| /** |
| * ice_lbtest_check_frame - verify received loopback frame |
| * @frame: pointer to the raw packet data |
| * |
| * Function verifies received test frame with a pattern. |
| * Returns true if frame matches the pattern, false otherwise. |
| */ |
| static bool ice_lbtest_check_frame(u8 *frame) |
| { |
| /* Validate bytes of a frame under offsets chosen earlier */ |
| if (frame[32] == 0xDE && |
| frame[42] == 0xAD && |
| frame[44] == 0xBE && |
| frame[46] == 0xEF && |
| frame[48] == 0xFF) |
| return true; |
| |
| return false; |
| } |
| |
| /** |
| * ice_diag_send - send test frames to the test ring |
| * @tx_ring: pointer to the transmit ring |
| * @data: pointer to the raw packet data |
| * @size: size of the packet to send |
| * |
| * Function sends loopback packets on a test Tx ring. |
| */ |
| static int ice_diag_send(struct ice_tx_ring *tx_ring, u8 *data, u16 size) |
| { |
| struct ice_tx_desc *tx_desc; |
| struct ice_tx_buf *tx_buf; |
| dma_addr_t dma; |
| u64 td_cmd; |
| |
| tx_desc = ICE_TX_DESC(tx_ring, tx_ring->next_to_use); |
| tx_buf = &tx_ring->tx_buf[tx_ring->next_to_use]; |
| |
| dma = dma_map_single(tx_ring->dev, data, size, DMA_TO_DEVICE); |
| if (dma_mapping_error(tx_ring->dev, dma)) |
| return -EINVAL; |
| |
| tx_desc->buf_addr = cpu_to_le64(dma); |
| |
| /* These flags are required for a descriptor to be pushed out */ |
| td_cmd = (u64)(ICE_TX_DESC_CMD_EOP | ICE_TX_DESC_CMD_RS); |
| tx_desc->cmd_type_offset_bsz = |
| cpu_to_le64(ICE_TX_DESC_DTYPE_DATA | |
| (td_cmd << ICE_TXD_QW1_CMD_S) | |
| ((u64)0 << ICE_TXD_QW1_OFFSET_S) | |
| ((u64)size << ICE_TXD_QW1_TX_BUF_SZ_S) | |
| ((u64)0 << ICE_TXD_QW1_L2TAG1_S)); |
| |
| tx_buf->next_to_watch = tx_desc; |
| |
| /* Force memory write to complete before letting h/w know |
| * there are new descriptors to fetch. |
| */ |
| wmb(); |
| |
| tx_ring->next_to_use++; |
| if (tx_ring->next_to_use >= tx_ring->count) |
| tx_ring->next_to_use = 0; |
| |
| writel_relaxed(tx_ring->next_to_use, tx_ring->tail); |
| |
| /* Wait until the packets get transmitted to the receive queue. */ |
| usleep_range(1000, 2000); |
| dma_unmap_single(tx_ring->dev, dma, size, DMA_TO_DEVICE); |
| |
| return 0; |
| } |
| |
| #define ICE_LB_FRAME_SIZE 64 |
| /** |
| * ice_lbtest_receive_frames - receive and verify test frames |
| * @rx_ring: pointer to the receive ring |
| * |
| * Function receives loopback packets and verify their correctness. |
| * Returns number of received valid frames. |
| */ |
| static int ice_lbtest_receive_frames(struct ice_rx_ring *rx_ring) |
| { |
| struct ice_rx_buf *rx_buf; |
| int valid_frames, i; |
| u8 *received_buf; |
| |
| valid_frames = 0; |
| |
| for (i = 0; i < rx_ring->count; i++) { |
| union ice_32b_rx_flex_desc *rx_desc; |
| |
| rx_desc = ICE_RX_DESC(rx_ring, i); |
| |
| if (!(rx_desc->wb.status_error0 & |
| cpu_to_le16(ICE_TX_DESC_CMD_EOP | ICE_TX_DESC_CMD_RS))) |
| continue; |
| |
| rx_buf = &rx_ring->rx_buf[i]; |
| received_buf = page_address(rx_buf->page) + rx_buf->page_offset; |
| |
| if (ice_lbtest_check_frame(received_buf)) |
| valid_frames++; |
| } |
| |
| return valid_frames; |
| } |
| |
| /** |
| * ice_loopback_test - perform a loopback test on a given net_device |
| * @netdev: network interface device structure |
| * |
| * This function performs one of the self-tests required by ethtool. |
| * Returns 0 on success, non-zero on failure. |
| */ |
| static u64 ice_loopback_test(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *orig_vsi = np->vsi, *test_vsi; |
| struct ice_pf *pf = orig_vsi->back; |
| u8 broadcast[ETH_ALEN], ret = 0; |
| int num_frames, valid_frames; |
| struct ice_tx_ring *tx_ring; |
| struct ice_rx_ring *rx_ring; |
| struct device *dev; |
| u8 *tx_frame; |
| int i; |
| |
| dev = ice_pf_to_dev(pf); |
| netdev_info(netdev, "loopback test\n"); |
| |
| test_vsi = ice_lb_vsi_setup(pf, pf->hw.port_info); |
| if (!test_vsi) { |
| netdev_err(netdev, "Failed to create a VSI for the loopback test\n"); |
| return 1; |
| } |
| |
| test_vsi->netdev = netdev; |
| tx_ring = test_vsi->tx_rings[0]; |
| rx_ring = test_vsi->rx_rings[0]; |
| |
| if (ice_lbtest_prepare_rings(test_vsi)) { |
| ret = 2; |
| goto lbtest_vsi_close; |
| } |
| |
| if (ice_alloc_rx_bufs(rx_ring, rx_ring->count)) { |
| ret = 3; |
| goto lbtest_rings_dis; |
| } |
| |
| /* Enable MAC loopback in firmware */ |
| if (ice_aq_set_mac_loopback(&pf->hw, true, NULL)) { |
| ret = 4; |
| goto lbtest_mac_dis; |
| } |
| |
| /* Test VSI needs to receive broadcast packets */ |
| eth_broadcast_addr(broadcast); |
| if (ice_fltr_add_mac(test_vsi, broadcast, ICE_FWD_TO_VSI)) { |
| ret = 5; |
| goto lbtest_mac_dis; |
| } |
| |
| if (ice_lbtest_create_frame(pf, &tx_frame, ICE_LB_FRAME_SIZE)) { |
| ret = 7; |
| goto remove_mac_filters; |
| } |
| |
| num_frames = min_t(int, tx_ring->count, 32); |
| for (i = 0; i < num_frames; i++) { |
| if (ice_diag_send(tx_ring, tx_frame, ICE_LB_FRAME_SIZE)) { |
| ret = 8; |
| goto lbtest_free_frame; |
| } |
| } |
| |
| valid_frames = ice_lbtest_receive_frames(rx_ring); |
| if (!valid_frames) |
| ret = 9; |
| else if (valid_frames != num_frames) |
| ret = 10; |
| |
| lbtest_free_frame: |
| devm_kfree(dev, tx_frame); |
| remove_mac_filters: |
| if (ice_fltr_remove_mac(test_vsi, broadcast, ICE_FWD_TO_VSI)) |
| netdev_err(netdev, "Could not remove MAC filter for the test VSI\n"); |
| lbtest_mac_dis: |
| /* Disable MAC loopback after the test is completed. */ |
| if (ice_aq_set_mac_loopback(&pf->hw, false, NULL)) |
| netdev_err(netdev, "Could not disable MAC loopback\n"); |
| lbtest_rings_dis: |
| if (ice_lbtest_disable_rings(test_vsi)) |
| netdev_err(netdev, "Could not disable test rings\n"); |
| lbtest_vsi_close: |
| test_vsi->netdev = NULL; |
| if (ice_vsi_release(test_vsi)) |
| netdev_err(netdev, "Failed to remove the test VSI\n"); |
| |
| return ret; |
| } |
| |
| /** |
| * ice_intr_test - perform an interrupt test on a given net_device |
| * @netdev: network interface device structure |
| * |
| * This function performs one of the self-tests required by ethtool. |
| * Returns 0 on success, non-zero on failure. |
| */ |
| static u64 ice_intr_test(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| u16 swic_old = pf->sw_int_count; |
| |
| netdev_info(netdev, "interrupt test\n"); |
| |
| wr32(&pf->hw, GLINT_DYN_CTL(pf->oicr_idx), |
| GLINT_DYN_CTL_SW_ITR_INDX_M | |
| GLINT_DYN_CTL_INTENA_MSK_M | |
| GLINT_DYN_CTL_SWINT_TRIG_M); |
| |
| usleep_range(1000, 2000); |
| return (swic_old == pf->sw_int_count); |
| } |
| |
| /** |
| * ice_self_test - handler function for performing a self-test by ethtool |
| * @netdev: network interface device structure |
| * @eth_test: ethtool_test structure |
| * @data: required by ethtool.self_test |
| * |
| * This function is called after invoking 'ethtool -t devname' command where |
| * devname is the name of the network device on which ethtool should operate. |
| * It performs a set of self-tests to check if a device works properly. |
| */ |
| static void |
| ice_self_test(struct net_device *netdev, struct ethtool_test *eth_test, |
| u64 *data) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| bool if_running = netif_running(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| struct device *dev; |
| |
| dev = ice_pf_to_dev(pf); |
| |
| if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
| netdev_info(netdev, "offline testing starting\n"); |
| |
| set_bit(ICE_TESTING, pf->state); |
| |
| if (ice_active_vfs(pf)) { |
| dev_warn(dev, "Please take active VFs and Netqueues offline and restart the adapter before running NIC diagnostics\n"); |
| data[ICE_ETH_TEST_REG] = 1; |
| data[ICE_ETH_TEST_EEPROM] = 1; |
| data[ICE_ETH_TEST_INTR] = 1; |
| data[ICE_ETH_TEST_LOOP] = 1; |
| data[ICE_ETH_TEST_LINK] = 1; |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| clear_bit(ICE_TESTING, pf->state); |
| goto skip_ol_tests; |
| } |
| /* If the device is online then take it offline */ |
| if (if_running) |
| /* indicate we're in test mode */ |
| ice_stop(netdev); |
| |
| data[ICE_ETH_TEST_LINK] = ice_link_test(netdev); |
| data[ICE_ETH_TEST_EEPROM] = ice_eeprom_test(netdev); |
| data[ICE_ETH_TEST_INTR] = ice_intr_test(netdev); |
| data[ICE_ETH_TEST_LOOP] = ice_loopback_test(netdev); |
| data[ICE_ETH_TEST_REG] = ice_reg_test(netdev); |
| |
| if (data[ICE_ETH_TEST_LINK] || |
| data[ICE_ETH_TEST_EEPROM] || |
| data[ICE_ETH_TEST_LOOP] || |
| data[ICE_ETH_TEST_INTR] || |
| data[ICE_ETH_TEST_REG]) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| clear_bit(ICE_TESTING, pf->state); |
| |
| if (if_running) { |
| int status = ice_open(netdev); |
| |
| if (status) { |
| dev_err(dev, "Could not open device %s, err %d\n", |
| pf->int_name, status); |
| } |
| } |
| } else { |
| /* Online tests */ |
| netdev_info(netdev, "online testing starting\n"); |
| |
| data[ICE_ETH_TEST_LINK] = ice_link_test(netdev); |
| if (data[ICE_ETH_TEST_LINK]) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| /* Offline only tests, not run in online; pass by default */ |
| data[ICE_ETH_TEST_REG] = 0; |
| data[ICE_ETH_TEST_EEPROM] = 0; |
| data[ICE_ETH_TEST_INTR] = 0; |
| data[ICE_ETH_TEST_LOOP] = 0; |
| } |
| |
| skip_ol_tests: |
| netdev_info(netdev, "testing finished\n"); |
| } |
| |
| static void |
| __ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data, |
| struct ice_vsi *vsi) |
| { |
| unsigned int i; |
| u8 *p = data; |
| |
| switch (stringset) { |
| case ETH_SS_STATS: |
| for (i = 0; i < ICE_VSI_STATS_LEN; i++) |
| ethtool_sprintf(&p, |
| ice_gstrings_vsi_stats[i].stat_string); |
| |
| if (ice_is_port_repr_netdev(netdev)) |
| return; |
| |
| ice_for_each_alloc_txq(vsi, i) { |
| ethtool_sprintf(&p, "tx_queue_%u_packets", i); |
| ethtool_sprintf(&p, "tx_queue_%u_bytes", i); |
| } |
| |
| ice_for_each_alloc_rxq(vsi, i) { |
| ethtool_sprintf(&p, "rx_queue_%u_packets", i); |
| ethtool_sprintf(&p, "rx_queue_%u_bytes", i); |
| } |
| |
| if (vsi->type != ICE_VSI_PF) |
| return; |
| |
| for (i = 0; i < ICE_PF_STATS_LEN; i++) |
| ethtool_sprintf(&p, |
| ice_gstrings_pf_stats[i].stat_string); |
| |
| for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) { |
| ethtool_sprintf(&p, "tx_priority_%u_xon.nic", i); |
| ethtool_sprintf(&p, "tx_priority_%u_xoff.nic", i); |
| } |
| for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) { |
| ethtool_sprintf(&p, "rx_priority_%u_xon.nic", i); |
| ethtool_sprintf(&p, "rx_priority_%u_xoff.nic", i); |
| } |
| break; |
| case ETH_SS_TEST: |
| memcpy(data, ice_gstrings_test, ICE_TEST_LEN * ETH_GSTRING_LEN); |
| break; |
| case ETH_SS_PRIV_FLAGS: |
| for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) |
| ethtool_sprintf(&p, ice_gstrings_priv_flags[i].name); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| |
| __ice_get_strings(netdev, stringset, data, np->vsi); |
| } |
| |
| static int |
| ice_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| bool led_active; |
| |
| switch (state) { |
| case ETHTOOL_ID_ACTIVE: |
| led_active = true; |
| break; |
| case ETHTOOL_ID_INACTIVE: |
| led_active = false; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| if (ice_aq_set_port_id_led(np->vsi->port_info, !led_active, NULL)) |
| return -EIO; |
| |
| return 0; |
| } |
| |
| /** |
| * ice_set_fec_cfg - Set link FEC options |
| * @netdev: network interface device structure |
| * @req_fec: FEC mode to configure |
| */ |
| static int ice_set_fec_cfg(struct net_device *netdev, enum ice_fec_mode req_fec) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_aqc_set_phy_cfg_data config = { 0 }; |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_port_info *pi; |
| |
| pi = vsi->port_info; |
| if (!pi) |
| return -EOPNOTSUPP; |
| |
| /* Changing the FEC parameters is not supported if not the PF VSI */ |
| if (vsi->type != ICE_VSI_PF) { |
| netdev_info(netdev, "Changing FEC parameters only supported for PF VSI\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| /* Proceed only if requesting different FEC mode */ |
| if (pi->phy.curr_user_fec_req == req_fec) |
| return 0; |
| |
| /* Copy the current user PHY configuration. The current user PHY |
| * configuration is initialized during probe from PHY capabilities |
| * software mode, and updated on set PHY configuration. |
| */ |
| memcpy(&config, &pi->phy.curr_user_phy_cfg, sizeof(config)); |
| |
| ice_cfg_phy_fec(pi, &config, req_fec); |
| config.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; |
| |
| if (ice_aq_set_phy_cfg(pi->hw, pi, &config, NULL)) |
| return -EAGAIN; |
| |
| /* Save requested FEC config */ |
| pi->phy.curr_user_fec_req = req_fec; |
| |
| return 0; |
| } |
| |
| /** |
| * ice_set_fecparam - Set FEC link options |
| * @netdev: network interface device structure |
| * @fecparam: Ethtool structure to retrieve FEC parameters |
| */ |
| static int |
| ice_set_fecparam(struct net_device *netdev, struct ethtool_fecparam *fecparam) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| enum ice_fec_mode fec; |
| |
| switch (fecparam->fec) { |
| case ETHTOOL_FEC_AUTO: |
| fec = ICE_FEC_AUTO; |
| break; |
| case ETHTOOL_FEC_RS: |
| fec = ICE_FEC_RS; |
| break; |
| case ETHTOOL_FEC_BASER: |
| fec = ICE_FEC_BASER; |
| break; |
| case ETHTOOL_FEC_OFF: |
| case ETHTOOL_FEC_NONE: |
| fec = ICE_FEC_NONE; |
| break; |
| default: |
| dev_warn(ice_pf_to_dev(vsi->back), "Unsupported FEC mode: %d\n", |
| fecparam->fec); |
| return -EINVAL; |
| } |
| |
| return ice_set_fec_cfg(netdev, fec); |
| } |
| |
| /** |
| * ice_get_fecparam - Get link FEC options |
| * @netdev: network interface device structure |
| * @fecparam: Ethtool structure to retrieve FEC parameters |
| */ |
| static int |
| ice_get_fecparam(struct net_device *netdev, struct ethtool_fecparam *fecparam) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_aqc_get_phy_caps_data *caps; |
| struct ice_link_status *link_info; |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_port_info *pi; |
| int err; |
| |
| pi = vsi->port_info; |
| |
| if (!pi) |
| return -EOPNOTSUPP; |
| link_info = &pi->phy.link_info; |
| |
| /* Set FEC mode based on negotiated link info */ |
| switch (link_info->fec_info) { |
| case ICE_AQ_LINK_25G_KR_FEC_EN: |
| fecparam->active_fec = ETHTOOL_FEC_BASER; |
| break; |
| case ICE_AQ_LINK_25G_RS_528_FEC_EN: |
| case ICE_AQ_LINK_25G_RS_544_FEC_EN: |
| fecparam->active_fec = ETHTOOL_FEC_RS; |
| break; |
| default: |
| fecparam->active_fec = ETHTOOL_FEC_OFF; |
| break; |
| } |
| |
| caps = kzalloc(sizeof(*caps), GFP_KERNEL); |
| if (!caps) |
| return -ENOMEM; |
| |
| err = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP_MEDIA, |
| caps, NULL); |
| if (err) |
| goto done; |
| |
| /* Set supported/configured FEC modes based on PHY capability */ |
| if (caps->caps & ICE_AQC_PHY_EN_AUTO_FEC) |
| fecparam->fec |= ETHTOOL_FEC_AUTO; |
| if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN || |
| caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ || |
| caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN || |
| caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_REQ) |
| fecparam->fec |= ETHTOOL_FEC_BASER; |
| if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_528_REQ || |
| caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_544_REQ || |
| caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN) |
| fecparam->fec |= ETHTOOL_FEC_RS; |
| if (caps->link_fec_options == 0) |
| fecparam->fec |= ETHTOOL_FEC_OFF; |
| |
| done: |
| kfree(caps); |
| return err; |
| } |
| |
| /** |
| * ice_nway_reset - restart autonegotiation |
| * @netdev: network interface device structure |
| */ |
| static int ice_nway_reset(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| int err; |
| |
| /* If VSI state is up, then restart autoneg with link up */ |
| if (!test_bit(ICE_DOWN, vsi->back->state)) |
| err = ice_set_link(vsi, true); |
| else |
| err = ice_set_link(vsi, false); |
| |
| return err; |
| } |
| |
| /** |
| * ice_get_priv_flags - report device private flags |
| * @netdev: network interface device structure |
| * |
| * The get string set count and the string set should be matched for each |
| * flag returned. Add new strings for each flag to the ice_gstrings_priv_flags |
| * array. |
| * |
| * Returns a u32 bitmap of flags. |
| */ |
| static u32 ice_get_priv_flags(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| u32 i, ret_flags = 0; |
| |
| for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) { |
| const struct ice_priv_flag *priv_flag; |
| |
| priv_flag = &ice_gstrings_priv_flags[i]; |
| |
| if (test_bit(priv_flag->bitno, pf->flags)) |
| ret_flags |= BIT(i); |
| } |
| |
| return ret_flags; |
| } |
| |
| /** |
| * ice_set_priv_flags - set private flags |
| * @netdev: network interface device structure |
| * @flags: bit flags to be set |
| */ |
| static int ice_set_priv_flags(struct net_device *netdev, u32 flags) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| DECLARE_BITMAP(change_flags, ICE_PF_FLAGS_NBITS); |
| DECLARE_BITMAP(orig_flags, ICE_PF_FLAGS_NBITS); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| struct device *dev; |
| int ret = 0; |
| u32 i; |
| |
| if (flags > BIT(ICE_PRIV_FLAG_ARRAY_SIZE)) |
| return -EINVAL; |
| |
| dev = ice_pf_to_dev(pf); |
| set_bit(ICE_FLAG_ETHTOOL_CTXT, pf->flags); |
| |
| bitmap_copy(orig_flags, pf->flags, ICE_PF_FLAGS_NBITS); |
| for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) { |
| const struct ice_priv_flag *priv_flag; |
| |
| priv_flag = &ice_gstrings_priv_flags[i]; |
| |
| if (flags & BIT(i)) |
| set_bit(priv_flag->bitno, pf->flags); |
| else |
| clear_bit(priv_flag->bitno, pf->flags); |
| } |
| |
| bitmap_xor(change_flags, pf->flags, orig_flags, ICE_PF_FLAGS_NBITS); |
| |
| /* Do not allow change to link-down-on-close when Total Port Shutdown |
| * is enabled. |
| */ |
| if (test_bit(ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA, change_flags) && |
| test_bit(ICE_FLAG_TOTAL_PORT_SHUTDOWN_ENA, pf->flags)) { |
| dev_err(dev, "Setting link-down-on-close not supported on this port\n"); |
| set_bit(ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA, pf->flags); |
| ret = -EINVAL; |
| goto ethtool_exit; |
| } |
| |
| if (test_bit(ICE_FLAG_FW_LLDP_AGENT, change_flags)) { |
| if (!test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags)) { |
| int status; |
| |
| /* Disable FW LLDP engine */ |
| status = ice_cfg_lldp_mib_change(&pf->hw, false); |
| |
| /* If unregistering for LLDP events fails, this is |
| * not an error state, as there shouldn't be any |
| * events to respond to. |
| */ |
| if (status) |
| dev_info(dev, "Failed to unreg for LLDP events\n"); |
| |
| /* The AQ call to stop the FW LLDP agent will generate |
| * an error if the agent is already stopped. |
| */ |
| status = ice_aq_stop_lldp(&pf->hw, true, true, NULL); |
| if (status) |
| dev_warn(dev, "Fail to stop LLDP agent\n"); |
| /* Use case for having the FW LLDP agent stopped |
| * will likely not need DCB, so failure to init is |
| * not a concern of ethtool |
| */ |
| status = ice_init_pf_dcb(pf, true); |
| if (status) |
| dev_warn(dev, "Fail to init DCB\n"); |
| |
| pf->dcbx_cap &= ~DCB_CAP_DCBX_LLD_MANAGED; |
| pf->dcbx_cap |= DCB_CAP_DCBX_HOST; |
| } else { |
| bool dcbx_agent_status; |
| int status; |
| |
| if (ice_get_pfc_mode(pf) == ICE_QOS_MODE_DSCP) { |
| clear_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags); |
| dev_err(dev, "QoS in L3 DSCP mode, FW Agent not allowed to start\n"); |
| ret = -EOPNOTSUPP; |
| goto ethtool_exit; |
| } |
| |
| /* Remove rule to direct LLDP packets to default VSI. |
| * The FW LLDP engine will now be consuming them. |
| */ |
| ice_cfg_sw_lldp(vsi, false, false); |
| |
| /* AQ command to start FW LLDP agent will return an |
| * error if the agent is already started |
| */ |
| status = ice_aq_start_lldp(&pf->hw, true, NULL); |
| if (status) |
| dev_warn(dev, "Fail to start LLDP Agent\n"); |
| |
| /* AQ command to start FW DCBX agent will fail if |
| * the agent is already started |
| */ |
| status = ice_aq_start_stop_dcbx(&pf->hw, true, |
| &dcbx_agent_status, |
| NULL); |
| if (status) |
| dev_dbg(dev, "Failed to start FW DCBX\n"); |
| |
| dev_info(dev, "FW DCBX agent is %s\n", |
| dcbx_agent_status ? "ACTIVE" : "DISABLED"); |
| |
| /* Failure to configure MIB change or init DCB is not |
| * relevant to ethtool. Print notification that |
| * registration/init failed but do not return error |
| * state to ethtool |
| */ |
| status = ice_init_pf_dcb(pf, true); |
| if (status) |
| dev_dbg(dev, "Fail to init DCB\n"); |
| |
| /* Register for MIB change events */ |
| status = ice_cfg_lldp_mib_change(&pf->hw, true); |
| if (status) |
| dev_dbg(dev, "Fail to enable MIB change events\n"); |
| |
| pf->dcbx_cap &= ~DCB_CAP_DCBX_HOST; |
| pf->dcbx_cap |= DCB_CAP_DCBX_LLD_MANAGED; |
| |
| ice_nway_reset(netdev); |
| } |
| } |
| if (test_bit(ICE_FLAG_LEGACY_RX, change_flags)) { |
| /* down and up VSI so that changes of Rx cfg are reflected. */ |
| if (!test_and_set_bit(ICE_VSI_DOWN, vsi->state)) { |
| ice_down(vsi); |
| ice_up(vsi); |
| } |
| } |
| /* don't allow modification of this flag when a single VF is in |
| * promiscuous mode because it's not supported |
| */ |
| if (test_bit(ICE_FLAG_VF_TRUE_PROMISC_ENA, change_flags) && |
| ice_is_any_vf_in_promisc(pf)) { |
| dev_err(dev, "Changing vf-true-promisc-support flag while VF(s) are in promiscuous mode not supported\n"); |
| /* toggle bit back to previous state */ |
| change_bit(ICE_FLAG_VF_TRUE_PROMISC_ENA, pf->flags); |
| ret = -EAGAIN; |
| } |
| ethtool_exit: |
| clear_bit(ICE_FLAG_ETHTOOL_CTXT, pf->flags); |
| return ret; |
| } |
| |
| static int ice_get_sset_count(struct net_device *netdev, int sset) |
| { |
| switch (sset) { |
| case ETH_SS_STATS: |
| /* The number (and order) of strings reported *must* remain |
| * constant for a given netdevice. This function must not |
| * report a different number based on run time parameters |
| * (such as the number of queues in use, or the setting of |
| * a private ethtool flag). This is due to the nature of the |
| * ethtool stats API. |
| * |
| * Userspace programs such as ethtool must make 3 separate |
| * ioctl requests, one for size, one for the strings, and |
| * finally one for the stats. Since these cross into |
| * userspace, changes to the number or size could result in |
| * undefined memory access or incorrect string<->value |
| * correlations for statistics. |
| * |
| * Even if it appears to be safe, changes to the size or |
| * order of strings will suffer from race conditions and are |
| * not safe. |
| */ |
| return ICE_ALL_STATS_LEN(netdev); |
| case ETH_SS_TEST: |
| return ICE_TEST_LEN; |
| case ETH_SS_PRIV_FLAGS: |
| return ICE_PRIV_FLAG_ARRAY_SIZE; |
| default: |
| return -EOPNOTSUPP; |
| } |
| } |
| |
| static void |
| __ice_get_ethtool_stats(struct net_device *netdev, |
| struct ethtool_stats __always_unused *stats, u64 *data, |
| struct ice_vsi *vsi) |
| { |
| struct ice_pf *pf = vsi->back; |
| struct ice_tx_ring *tx_ring; |
| struct ice_rx_ring *rx_ring; |
| unsigned int j; |
| int i = 0; |
| char *p; |
| |
| ice_update_pf_stats(pf); |
| ice_update_vsi_stats(vsi); |
| |
| for (j = 0; j < ICE_VSI_STATS_LEN; j++) { |
| p = (char *)vsi + ice_gstrings_vsi_stats[j].stat_offset; |
| data[i++] = (ice_gstrings_vsi_stats[j].sizeof_stat == |
| sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
| } |
| |
| if (ice_is_port_repr_netdev(netdev)) |
| return; |
| |
| /* populate per queue stats */ |
| rcu_read_lock(); |
| |
| ice_for_each_alloc_txq(vsi, j) { |
| tx_ring = READ_ONCE(vsi->tx_rings[j]); |
| if (tx_ring) { |
| data[i++] = tx_ring->stats.pkts; |
| data[i++] = tx_ring->stats.bytes; |
| } else { |
| data[i++] = 0; |
| data[i++] = 0; |
| } |
| } |
| |
| ice_for_each_alloc_rxq(vsi, j) { |
| rx_ring = READ_ONCE(vsi->rx_rings[j]); |
| if (rx_ring) { |
| data[i++] = rx_ring->stats.pkts; |
| data[i++] = rx_ring->stats.bytes; |
| } else { |
| data[i++] = 0; |
| data[i++] = 0; |
| } |
| } |
| |
| rcu_read_unlock(); |
| |
| if (vsi->type != ICE_VSI_PF) |
| return; |
| |
| for (j = 0; j < ICE_PF_STATS_LEN; j++) { |
| p = (char *)pf + ice_gstrings_pf_stats[j].stat_offset; |
| data[i++] = (ice_gstrings_pf_stats[j].sizeof_stat == |
| sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
| } |
| |
| for (j = 0; j < ICE_MAX_USER_PRIORITY; j++) { |
| data[i++] = pf->stats.priority_xon_tx[j]; |
| data[i++] = pf->stats.priority_xoff_tx[j]; |
| } |
| |
| for (j = 0; j < ICE_MAX_USER_PRIORITY; j++) { |
| data[i++] = pf->stats.priority_xon_rx[j]; |
| data[i++] = pf->stats.priority_xoff_rx[j]; |
| } |
| } |
| |
| static void |
| ice_get_ethtool_stats(struct net_device *netdev, |
| struct ethtool_stats __always_unused *stats, u64 *data) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| |
| __ice_get_ethtool_stats(netdev, stats, data, np->vsi); |
| } |
| |
| #define ICE_PHY_TYPE_LOW_MASK_MIN_1G (ICE_PHY_TYPE_LOW_100BASE_TX | \ |
| ICE_PHY_TYPE_LOW_100M_SGMII) |
| |
| #define ICE_PHY_TYPE_LOW_MASK_MIN_25G (ICE_PHY_TYPE_LOW_MASK_MIN_1G | \ |
| ICE_PHY_TYPE_LOW_1000BASE_T | \ |
| ICE_PHY_TYPE_LOW_1000BASE_SX | \ |
| ICE_PHY_TYPE_LOW_1000BASE_LX | \ |
| ICE_PHY_TYPE_LOW_1000BASE_KX | \ |
| ICE_PHY_TYPE_LOW_1G_SGMII | \ |
| ICE_PHY_TYPE_LOW_2500BASE_T | \ |
| ICE_PHY_TYPE_LOW_2500BASE_X | \ |
| ICE_PHY_TYPE_LOW_2500BASE_KX | \ |
| ICE_PHY_TYPE_LOW_5GBASE_T | \ |
| ICE_PHY_TYPE_LOW_5GBASE_KR | \ |
| ICE_PHY_TYPE_LOW_10GBASE_T | \ |
| ICE_PHY_TYPE_LOW_10G_SFI_DA | \ |
| ICE_PHY_TYPE_LOW_10GBASE_SR | \ |
| ICE_PHY_TYPE_LOW_10GBASE_LR | \ |
| ICE_PHY_TYPE_LOW_10GBASE_KR_CR1 | \ |
| ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC | \ |
| ICE_PHY_TYPE_LOW_10G_SFI_C2C) |
| |
| #define ICE_PHY_TYPE_LOW_MASK_100G (ICE_PHY_TYPE_LOW_100GBASE_CR4 | \ |
| ICE_PHY_TYPE_LOW_100GBASE_SR4 | \ |
| ICE_PHY_TYPE_LOW_100GBASE_LR4 | \ |
| ICE_PHY_TYPE_LOW_100GBASE_KR4 | \ |
| ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC | \ |
| ICE_PHY_TYPE_LOW_100G_CAUI4 | \ |
| ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC | \ |
| ICE_PHY_TYPE_LOW_100G_AUI4 | \ |
| ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4 | \ |
| ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4 | \ |
| ICE_PHY_TYPE_LOW_100GBASE_CP2 | \ |
| ICE_PHY_TYPE_LOW_100GBASE_SR2 | \ |
| ICE_PHY_TYPE_LOW_100GBASE_DR) |
| |
| #define ICE_PHY_TYPE_HIGH_MASK_100G (ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4 | \ |
| ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC |\ |
| ICE_PHY_TYPE_HIGH_100G_CAUI2 | \ |
| ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC | \ |
| ICE_PHY_TYPE_HIGH_100G_AUI2) |
| |
| /** |
| * ice_mask_min_supported_speeds |
| * @phy_types_high: PHY type high |
| * @phy_types_low: PHY type low to apply minimum supported speeds mask |
| * |
| * Apply minimum supported speeds mask to PHY type low. These are the speeds |
| * for ethtool supported link mode. |
| */ |
| static |
| void ice_mask_min_supported_speeds(u64 phy_types_high, u64 *phy_types_low) |
| { |
| /* if QSFP connection with 100G speed, minimum supported speed is 25G */ |
| if (*phy_types_low & ICE_PHY_TYPE_LOW_MASK_100G || |
| phy_types_high & ICE_PHY_TYPE_HIGH_MASK_100G) |
| *phy_types_low &= ~ICE_PHY_TYPE_LOW_MASK_MIN_25G; |
| else |
| *phy_types_low &= ~ICE_PHY_TYPE_LOW_MASK_MIN_1G; |
| } |
| |
| #define ice_ethtool_advertise_link_mode(aq_link_speed, ethtool_link_mode) \ |
| do { \ |
| if (req_speeds & (aq_link_speed) || \ |
| (!req_speeds && \ |
| (advert_phy_type_lo & phy_type_mask_lo || \ |
| advert_phy_type_hi & phy_type_mask_hi))) \ |
| ethtool_link_ksettings_add_link_mode(ks, advertising,\ |
| ethtool_link_mode); \ |
| } while (0) |
| |
| /** |
| * ice_phy_type_to_ethtool - convert the phy_types to ethtool link modes |
| * @netdev: network interface device structure |
| * @ks: ethtool link ksettings struct to fill out |
| */ |
| static void |
| ice_phy_type_to_ethtool(struct net_device *netdev, |
| struct ethtool_link_ksettings *ks) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| u64 advert_phy_type_lo = 0; |
| u64 advert_phy_type_hi = 0; |
| u64 phy_type_mask_lo = 0; |
| u64 phy_type_mask_hi = 0; |
| u64 phy_types_high = 0; |
| u64 phy_types_low = 0; |
| u16 req_speeds; |
| |
| req_speeds = vsi->port_info->phy.link_info.req_speeds; |
| |
| /* Check if lenient mode is supported and enabled, or in strict mode. |
| * |
| * In lenient mode the Supported link modes are the PHY types without |
| * media. The Advertising link mode is either 1. the user requested |
| * speed, 2. the override PHY mask, or 3. the PHY types with media. |
| * |
| * In strict mode Supported link mode are the PHY type with media, |
| * and Advertising link modes are the media PHY type or the speed |
| * requested by user. |
| */ |
| if (test_bit(ICE_FLAG_LINK_LENIENT_MODE_ENA, pf->flags)) { |
| phy_types_low = le64_to_cpu(pf->nvm_phy_type_lo); |
| phy_types_high = le64_to_cpu(pf->nvm_phy_type_hi); |
| |
| ice_mask_min_supported_speeds(phy_types_high, &phy_types_low); |
| /* determine advertised modes based on link override only |
| * if it's supported and if the FW doesn't abstract the |
| * driver from having to account for link overrides |
| */ |
| if (ice_fw_supports_link_override(&pf->hw) && |
| !ice_fw_supports_report_dflt_cfg(&pf->hw)) { |
| struct ice_link_default_override_tlv *ldo; |
| |
| ldo = &pf->link_dflt_override; |
| /* If override enabled and PHY mask set, then |
| * Advertising link mode is the intersection of the PHY |
| * types without media and the override PHY mask. |
| */ |
| if (ldo->options & ICE_LINK_OVERRIDE_EN && |
| (ldo->phy_type_low || ldo->phy_type_high)) { |
| advert_phy_type_lo = |
| le64_to_cpu(pf->nvm_phy_type_lo) & |
| ldo->phy_type_low; |
| advert_phy_type_hi = |
| le64_to_cpu(pf->nvm_phy_type_hi) & |
| ldo->phy_type_high; |
| } |
| } |
| } else { |
| /* strict mode */ |
| phy_types_low = vsi->port_info->phy.phy_type_low; |
| phy_types_high = vsi->port_info->phy.phy_type_high; |
| } |
| |
| /* If Advertising link mode PHY type is not using override PHY type, |
| * then use PHY type with media. |
| */ |
| if (!advert_phy_type_lo && !advert_phy_type_hi) { |
| advert_phy_type_lo = vsi->port_info->phy.phy_type_low; |
| advert_phy_type_hi = vsi->port_info->phy.phy_type_high; |
| } |
| |
| ethtool_link_ksettings_zero_link_mode(ks, supported); |
| ethtool_link_ksettings_zero_link_mode(ks, advertising); |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_100BASE_TX | |
| ICE_PHY_TYPE_LOW_100M_SGMII; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 100baseT_Full); |
| |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100MB, |
| 100baseT_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_1000BASE_T | |
| ICE_PHY_TYPE_LOW_1G_SGMII; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 1000baseT_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_1000MB, |
| 1000baseT_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_1000BASE_KX; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 1000baseKX_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_1000MB, |
| 1000baseKX_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_1000BASE_SX | |
| ICE_PHY_TYPE_LOW_1000BASE_LX; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 1000baseX_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_1000MB, |
| 1000baseX_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_2500BASE_T; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 2500baseT_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_2500MB, |
| 2500baseT_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_2500BASE_X | |
| ICE_PHY_TYPE_LOW_2500BASE_KX; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 2500baseX_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_2500MB, |
| 2500baseX_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_5GBASE_T | |
| ICE_PHY_TYPE_LOW_5GBASE_KR; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 5000baseT_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_5GB, |
| 5000baseT_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_10GBASE_T | |
| ICE_PHY_TYPE_LOW_10G_SFI_DA | |
| ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC | |
| ICE_PHY_TYPE_LOW_10G_SFI_C2C; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 10000baseT_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_10GB, |
| 10000baseT_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_10GBASE_KR_CR1; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 10000baseKR_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_10GB, |
| 10000baseKR_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_10GBASE_SR; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 10000baseSR_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_10GB, |
| 10000baseSR_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_10GBASE_LR; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 10000baseLR_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_10GB, |
| 10000baseLR_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_25GBASE_T | |
| ICE_PHY_TYPE_LOW_25GBASE_CR | |
| ICE_PHY_TYPE_LOW_25GBASE_CR_S | |
| ICE_PHY_TYPE_LOW_25GBASE_CR1 | |
| ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC | |
| ICE_PHY_TYPE_LOW_25G_AUI_C2C; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 25000baseCR_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_25GB, |
| 25000baseCR_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_25GBASE_SR | |
| ICE_PHY_TYPE_LOW_25GBASE_LR; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 25000baseSR_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_25GB, |
| 25000baseSR_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_25GBASE_KR | |
| ICE_PHY_TYPE_LOW_25GBASE_KR_S | |
| ICE_PHY_TYPE_LOW_25GBASE_KR1; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 25000baseKR_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_25GB, |
| 25000baseKR_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_40GBASE_KR4; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 40000baseKR4_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_40GB, |
| 40000baseKR4_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_40GBASE_CR4 | |
| ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC | |
| ICE_PHY_TYPE_LOW_40G_XLAUI; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 40000baseCR4_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_40GB, |
| 40000baseCR4_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_40GBASE_SR4; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 40000baseSR4_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_40GB, |
| 40000baseSR4_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_40GBASE_LR4; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 40000baseLR4_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_40GB, |
| 40000baseLR4_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_50GBASE_CR2 | |
| ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC | |
| ICE_PHY_TYPE_LOW_50G_LAUI2 | |
| ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC | |
| ICE_PHY_TYPE_LOW_50G_AUI2 | |
| ICE_PHY_TYPE_LOW_50GBASE_CP | |
| ICE_PHY_TYPE_LOW_50GBASE_SR | |
| ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC | |
| ICE_PHY_TYPE_LOW_50G_AUI1; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 50000baseCR2_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_50GB, |
| 50000baseCR2_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_50GBASE_KR2 | |
| ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 50000baseKR2_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_50GB, |
| 50000baseKR2_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_50GBASE_SR2 | |
| ICE_PHY_TYPE_LOW_50GBASE_LR2 | |
| ICE_PHY_TYPE_LOW_50GBASE_FR | |
| ICE_PHY_TYPE_LOW_50GBASE_LR; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 50000baseSR2_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_50GB, |
| 50000baseSR2_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_100GBASE_CR4 | |
| ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC | |
| ICE_PHY_TYPE_LOW_100G_CAUI4 | |
| ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC | |
| ICE_PHY_TYPE_LOW_100G_AUI4 | |
| ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4 | |
| ICE_PHY_TYPE_LOW_100GBASE_CP2; |
| phy_type_mask_hi = ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC | |
| ICE_PHY_TYPE_HIGH_100G_CAUI2 | |
| ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC | |
| ICE_PHY_TYPE_HIGH_100G_AUI2; |
| if (phy_types_low & phy_type_mask_lo || |
| phy_types_high & phy_type_mask_hi) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 100000baseCR4_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100GB, |
| 100000baseCR4_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_100GBASE_SR4 | |
| ICE_PHY_TYPE_LOW_100GBASE_SR2; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 100000baseSR4_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100GB, |
| 100000baseSR4_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_100GBASE_LR4 | |
| ICE_PHY_TYPE_LOW_100GBASE_DR; |
| if (phy_types_low & phy_type_mask_lo) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 100000baseLR4_ER4_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100GB, |
| 100000baseLR4_ER4_Full); |
| } |
| |
| phy_type_mask_lo = ICE_PHY_TYPE_LOW_100GBASE_KR4 | |
| ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4; |
| phy_type_mask_hi = ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4; |
| if (phy_types_low & phy_type_mask_lo || |
| phy_types_high & phy_type_mask_hi) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, |
| 100000baseKR4_Full); |
| ice_ethtool_advertise_link_mode(ICE_AQ_LINK_SPEED_100GB, |
| 100000baseKR4_Full); |
| } |
| } |
| |
| #define TEST_SET_BITS_TIMEOUT 50 |
| #define TEST_SET_BITS_SLEEP_MAX 2000 |
| #define TEST_SET_BITS_SLEEP_MIN 1000 |
| |
| /** |
| * ice_get_settings_link_up - Get Link settings for when link is up |
| * @ks: ethtool ksettings to fill in |
| * @netdev: network interface device structure |
| */ |
| static void |
| ice_get_settings_link_up(struct ethtool_link_ksettings *ks, |
| struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_port_info *pi = np->vsi->port_info; |
| struct ice_link_status *link_info; |
| struct ice_vsi *vsi = np->vsi; |
| |
| link_info = &vsi->port_info->phy.link_info; |
| |
| /* Get supported and advertised settings from PHY ability with media */ |
| ice_phy_type_to_ethtool(netdev, ks); |
| |
| switch (link_info->link_speed) { |
| case ICE_AQ_LINK_SPEED_100GB: |
| ks->base.speed = SPEED_100000; |
| break; |
| case ICE_AQ_LINK_SPEED_50GB: |
| ks->base.speed = SPEED_50000; |
| break; |
| case ICE_AQ_LINK_SPEED_40GB: |
| ks->base.speed = SPEED_40000; |
| break; |
| case ICE_AQ_LINK_SPEED_25GB: |
| ks->base.speed = SPEED_25000; |
| break; |
| case ICE_AQ_LINK_SPEED_20GB: |
| ks->base.speed = SPEED_20000; |
| break; |
| case ICE_AQ_LINK_SPEED_10GB: |
| ks->base.speed = SPEED_10000; |
| break; |
| case ICE_AQ_LINK_SPEED_5GB: |
| ks->base.speed = SPEED_5000; |
| break; |
| case ICE_AQ_LINK_SPEED_2500MB: |
| ks->base.speed = SPEED_2500; |
| break; |
| case ICE_AQ_LINK_SPEED_1000MB: |
| ks->base.speed = SPEED_1000; |
| break; |
| case ICE_AQ_LINK_SPEED_100MB: |
| ks->base.speed = SPEED_100; |
| break; |
| default: |
| netdev_info(netdev, "WARNING: Unrecognized link_speed (0x%x).\n", |
| link_info->link_speed); |
| break; |
| } |
| ks->base.duplex = DUPLEX_FULL; |
| |
| if (link_info->an_info & ICE_AQ_AN_COMPLETED) |
| ethtool_link_ksettings_add_link_mode(ks, lp_advertising, |
| Autoneg); |
| |
| /* Set flow control negotiated Rx/Tx pause */ |
| switch (pi->fc.current_mode) { |
| case ICE_FC_FULL: |
| ethtool_link_ksettings_add_link_mode(ks, lp_advertising, Pause); |
| break; |
| case ICE_FC_TX_PAUSE: |
| ethtool_link_ksettings_add_link_mode(ks, lp_advertising, Pause); |
| ethtool_link_ksettings_add_link_mode(ks, lp_advertising, |
| Asym_Pause); |
| break; |
| case ICE_FC_RX_PAUSE: |
| ethtool_link_ksettings_add_link_mode(ks, lp_advertising, |
| Asym_Pause); |
| break; |
| case ICE_FC_PFC: |
| default: |
| ethtool_link_ksettings_del_link_mode(ks, lp_advertising, Pause); |
| ethtool_link_ksettings_del_link_mode(ks, lp_advertising, |
| Asym_Pause); |
| break; |
| } |
| } |
| |
| /** |
| * ice_get_settings_link_down - Get the Link settings when link is down |
| * @ks: ethtool ksettings to fill in |
| * @netdev: network interface device structure |
| * |
| * Reports link settings that can be determined when link is down |
| */ |
| static void |
| ice_get_settings_link_down(struct ethtool_link_ksettings *ks, |
| struct net_device *netdev) |
| { |
| /* link is down and the driver needs to fall back on |
| * supported PHY types to figure out what info to display |
| */ |
| ice_phy_type_to_ethtool(netdev, ks); |
| |
| /* With no link, speed and duplex are unknown */ |
| ks->base.speed = SPEED_UNKNOWN; |
| ks->base.duplex = DUPLEX_UNKNOWN; |
| } |
| |
| /** |
| * ice_get_link_ksettings - Get Link Speed and Duplex settings |
| * @netdev: network interface device structure |
| * @ks: ethtool ksettings |
| * |
| * Reports speed/duplex settings based on media_type |
| */ |
| static int |
| ice_get_link_ksettings(struct net_device *netdev, |
| struct ethtool_link_ksettings *ks) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_aqc_get_phy_caps_data *caps; |
| struct ice_link_status *hw_link_info; |
| struct ice_vsi *vsi = np->vsi; |
| int err; |
| |
| ethtool_link_ksettings_zero_link_mode(ks, supported); |
| ethtool_link_ksettings_zero_link_mode(ks, advertising); |
| ethtool_link_ksettings_zero_link_mode(ks, lp_advertising); |
| hw_link_info = &vsi->port_info->phy.link_info; |
| |
| /* set speed and duplex */ |
| if (hw_link_info->link_info & ICE_AQ_LINK_UP) |
| ice_get_settings_link_up(ks, netdev); |
| else |
| ice_get_settings_link_down(ks, netdev); |
| |
| /* set autoneg settings */ |
| ks->base.autoneg = (hw_link_info->an_info & ICE_AQ_AN_COMPLETED) ? |
| AUTONEG_ENABLE : AUTONEG_DISABLE; |
| |
| /* set media type settings */ |
| switch (vsi->port_info->phy.media_type) { |
| case ICE_MEDIA_FIBER: |
| ethtool_link_ksettings_add_link_mode(ks, supported, FIBRE); |
| ks->base.port = PORT_FIBRE; |
| break; |
| case ICE_MEDIA_BASET: |
| ethtool_link_ksettings_add_link_mode(ks, supported, TP); |
| ethtool_link_ksettings_add_link_mode(ks, advertising, TP); |
| ks->base.port = PORT_TP; |
| break; |
| case ICE_MEDIA_BACKPLANE: |
| ethtool_link_ksettings_add_link_mode(ks, supported, Backplane); |
| ethtool_link_ksettings_add_link_mode(ks, advertising, |
| Backplane); |
| ks->base.port = PORT_NONE; |
| break; |
| case ICE_MEDIA_DA: |
| ethtool_link_ksettings_add_link_mode(ks, supported, FIBRE); |
| ethtool_link_ksettings_add_link_mode(ks, advertising, FIBRE); |
| ks->base.port = PORT_DA; |
| break; |
| default: |
| ks->base.port = PORT_OTHER; |
| break; |
| } |
| |
| /* flow control is symmetric and always supported */ |
| ethtool_link_ksettings_add_link_mode(ks, supported, Pause); |
| |
| caps = kzalloc(sizeof(*caps), GFP_KERNEL); |
| if (!caps) |
| return -ENOMEM; |
| |
| err = ice_aq_get_phy_caps(vsi->port_info, false, |
| ICE_AQC_REPORT_ACTIVE_CFG, caps, NULL); |
| if (err) |
| goto done; |
| |
| /* Set the advertised flow control based on the PHY capability */ |
| if ((caps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) && |
| (caps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)) { |
| ethtool_link_ksettings_add_link_mode(ks, advertising, Pause); |
| ethtool_link_ksettings_add_link_mode(ks, advertising, |
| Asym_Pause); |
| } else if (caps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) { |
| ethtool_link_ksettings_add_link_mode(ks, advertising, |
| Asym_Pause); |
| } else if (caps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE) { |
| ethtool_link_ksettings_add_link_mode(ks, advertising, Pause); |
| ethtool_link_ksettings_add_link_mode(ks, advertising, |
| Asym_Pause); |
| } else { |
| ethtool_link_ksettings_del_link_mode(ks, advertising, Pause); |
| ethtool_link_ksettings_del_link_mode(ks, advertising, |
| Asym_Pause); |
| } |
| |
| /* Set advertised FEC modes based on PHY capability */ |
| ethtool_link_ksettings_add_link_mode(ks, advertising, FEC_NONE); |
| |
| if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ || |
| caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_REQ) |
| ethtool_link_ksettings_add_link_mode(ks, advertising, |
| FEC_BASER); |
| if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_528_REQ || |
| caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_544_REQ) |
| ethtool_link_ksettings_add_link_mode(ks, advertising, FEC_RS); |
| |
| err = ice_aq_get_phy_caps(vsi->port_info, false, |
| ICE_AQC_REPORT_TOPO_CAP_MEDIA, caps, NULL); |
| if (err) |
| goto done; |
| |
| /* Set supported FEC modes based on PHY capability */ |
| ethtool_link_ksettings_add_link_mode(ks, supported, FEC_NONE); |
| |
| if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN || |
| caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN) |
| ethtool_link_ksettings_add_link_mode(ks, supported, FEC_BASER); |
| if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN) |
| ethtool_link_ksettings_add_link_mode(ks, supported, FEC_RS); |
| |
| /* Set supported and advertised autoneg */ |
| if (ice_is_phy_caps_an_enabled(caps)) { |
| ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg); |
| ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg); |
| } |
| |
| done: |
| kfree(caps); |
| return err; |
| } |
| |
| /** |
| * ice_ksettings_find_adv_link_speed - Find advertising link speed |
| * @ks: ethtool ksettings |
| */ |
| static u16 |
| ice_ksettings_find_adv_link_speed(const struct ethtool_link_ksettings *ks) |
| { |
| u16 adv_link_speed = 0; |
| |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 100baseT_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_100MB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 1000baseX_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_1000MB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 1000baseT_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 1000baseKX_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_1000MB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 2500baseT_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_2500MB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 2500baseX_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_2500MB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 5000baseT_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_5GB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 10000baseT_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 10000baseKR_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_10GB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 10000baseSR_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 10000baseLR_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_10GB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 25000baseCR_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 25000baseSR_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 25000baseKR_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_25GB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 40000baseCR4_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 40000baseSR4_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 40000baseLR4_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 40000baseKR4_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_40GB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 50000baseCR2_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 50000baseKR2_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_50GB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 50000baseSR2_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_50GB; |
| if (ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 100000baseCR4_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 100000baseSR4_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 100000baseLR4_ER4_Full) || |
| ethtool_link_ksettings_test_link_mode(ks, advertising, |
| 100000baseKR4_Full)) |
| adv_link_speed |= ICE_AQ_LINK_SPEED_100GB; |
| |
| return adv_link_speed; |
| } |
| |
| /** |
| * ice_setup_autoneg |
| * @p: port info |
| * @ks: ethtool_link_ksettings |
| * @config: configuration that will be sent down to FW |
| * @autoneg_enabled: autonegotiation is enabled or not |
| * @autoneg_changed: will there a change in autonegotiation |
| * @netdev: network interface device structure |
| * |
| * Setup PHY autonegotiation feature |
| */ |
| static int |
| ice_setup_autoneg(struct ice_port_info *p, struct ethtool_link_ksettings *ks, |
| struct ice_aqc_set_phy_cfg_data *config, |
| u8 autoneg_enabled, u8 *autoneg_changed, |
| struct net_device *netdev) |
| { |
| int err = 0; |
| |
| *autoneg_changed = 0; |
| |
| /* Check autoneg */ |
| if (autoneg_enabled == AUTONEG_ENABLE) { |
| /* If autoneg was not already enabled */ |
| if (!(p->phy.link_info.an_info & ICE_AQ_AN_COMPLETED)) { |
| /* If autoneg is not supported, return error */ |
| if (!ethtool_link_ksettings_test_link_mode(ks, |
| supported, |
| Autoneg)) { |
| netdev_info(netdev, "Autoneg not supported on this phy.\n"); |
| err = -EINVAL; |
| } else { |
| /* Autoneg is allowed to change */ |
| config->caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; |
| *autoneg_changed = 1; |
| } |
| } |
| } else { |
| /* If autoneg is currently enabled */ |
| if (p->phy.link_info.an_info & ICE_AQ_AN_COMPLETED) { |
| /* If autoneg is supported 10GBASE_T is the only PHY |
| * that can disable it, so otherwise return error |
| */ |
| if (ethtool_link_ksettings_test_link_mode(ks, |
| supported, |
| Autoneg)) { |
| netdev_info(netdev, "Autoneg cannot be disabled on this phy\n"); |
| err = -EINVAL; |
| } else { |
| /* Autoneg is allowed to change */ |
| config->caps &= ~ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; |
| *autoneg_changed = 1; |
| } |
| } |
| } |
| |
| return err; |
| } |
| |
| /** |
| * ice_set_link_ksettings - Set Speed and Duplex |
| * @netdev: network interface device structure |
| * @ks: ethtool ksettings |
| * |
| * Set speed/duplex per media_types advertised/forced |
| */ |
| static int |
| ice_set_link_ksettings(struct net_device *netdev, |
| const struct ethtool_link_ksettings *ks) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| u8 autoneg, timeout = TEST_SET_BITS_TIMEOUT; |
| struct ethtool_link_ksettings copy_ks = *ks; |
| struct ethtool_link_ksettings safe_ks = {}; |
| struct ice_aqc_get_phy_caps_data *phy_caps; |
| struct ice_aqc_set_phy_cfg_data config; |
| u16 adv_link_speed, curr_link_speed; |
| struct ice_pf *pf = np->vsi->back; |
| struct ice_port_info *pi; |
| u8 autoneg_changed = 0; |
| u64 phy_type_high = 0; |
| u64 phy_type_low = 0; |
| bool linkup; |
| int err; |
| |
| pi = np->vsi->port_info; |
| |
| if (!pi) |
| return -EIO; |
| |
| if (pi->phy.media_type != ICE_MEDIA_BASET && |
| pi->phy.media_type != ICE_MEDIA_FIBER && |
| pi->phy.media_type != ICE_MEDIA_BACKPLANE && |
| pi->phy.media_type != ICE_MEDIA_DA && |
| pi->phy.link_info.link_info & ICE_AQ_LINK_UP) |
| return -EOPNOTSUPP; |
| |
| phy_caps = kzalloc(sizeof(*phy_caps), GFP_KERNEL); |
| if (!phy_caps) |
| return -ENOMEM; |
| |
| /* Get the PHY capabilities based on media */ |
| if (ice_fw_supports_report_dflt_cfg(pi->hw)) |
| err = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_DFLT_CFG, |
| phy_caps, NULL); |
| else |
| err = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP_MEDIA, |
| phy_caps, NULL); |
| if (err) |
| goto done; |
| |
| /* save autoneg out of ksettings */ |
| autoneg = copy_ks.base.autoneg; |
| |
| /* Get link modes supported by hardware.*/ |
| ice_phy_type_to_ethtool(netdev, &safe_ks); |
| |
| /* and check against modes requested by user. |
| * Return an error if unsupported mode was set. |
| */ |
| if (!bitmap_subset(copy_ks.link_modes.advertising, |
| safe_ks.link_modes.supported, |
| __ETHTOOL_LINK_MODE_MASK_NBITS)) { |
| if (!test_bit(ICE_FLAG_LINK_LENIENT_MODE_ENA, pf->flags)) |
| 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"); |
| err = -EOPNOTSUPP; |
| goto done; |
| } |
| |
| /* get our own copy of the bits to check against */ |
| memset(&safe_ks, 0, sizeof(safe_ks)); |
| safe_ks.base.cmd = copy_ks.base.cmd; |
| safe_ks.base.link_mode_masks_nwords = |
| copy_ks.base.link_mode_masks_nwords; |
| ice_get_link_ksettings(netdev, &safe_ks); |
| |
| /* set autoneg back to what it currently is */ |
| copy_ks.base.autoneg = safe_ks.base.autoneg; |
| /* we don't compare the speed */ |
| copy_ks.base.speed = safe_ks.base.speed; |
| |
| /* If copy_ks.base and safe_ks.base are not the same now, then they are |
| * trying to set something that we do not support. |
| */ |
| if (memcmp(©_ks.base, &safe_ks.base, sizeof(copy_ks.base))) { |
| err = -EOPNOTSUPP; |
| goto done; |
| } |
| |
| while (test_and_set_bit(ICE_CFG_BUSY, pf->state)) { |
| timeout--; |
| if (!timeout) { |
| err = -EBUSY; |
| goto done; |
| } |
| usleep_range(TEST_SET_BITS_SLEEP_MIN, TEST_SET_BITS_SLEEP_MAX); |
| } |
| |
| /* Copy the current user PHY configuration. The current user PHY |
| * configuration is initialized during probe from PHY capabilities |
| * software mode, and updated on set PHY configuration. |
| */ |
| config = pi->phy.curr_user_phy_cfg; |
| |
| config.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; |
| |
| /* Check autoneg */ |
| err = ice_setup_autoneg(pi, &safe_ks, &config, autoneg, &autoneg_changed, |
| netdev); |
| |
| if (err) |
| goto done; |
| |
| /* Call to get the current link speed */ |
| pi->phy.get_link_info = true; |
| err = ice_get_link_status(pi, &linkup); |
| if (err) |
| goto done; |
| |
| curr_link_speed = pi->phy.link_info.link_speed; |
| adv_link_speed = ice_ksettings_find_adv_link_speed(ks); |
| |
| /* If speed didn't get set, set it to what it currently is. |
| * This is needed because if advertise is 0 (as it is when autoneg |
| * is disabled) then speed won't get set. |
| */ |
| if (!adv_link_speed) |
| adv_link_speed = curr_link_speed; |
| |
| /* Convert the advertise link speeds to their corresponded PHY_TYPE */ |
| ice_update_phy_type(&phy_type_low, &phy_type_high, adv_link_speed); |
| |
| if (!autoneg_changed && adv_link_speed == curr_link_speed) { |
| netdev_info(netdev, "Nothing changed, exiting without setting anything.\n"); |
| goto done; |
| } |
| |
| /* save the requested speeds */ |
| pi->phy.link_info.req_speeds = adv_link_speed; |
| |
| /* set link and auto negotiation so changes take effect */ |
| config.caps |= ICE_AQ_PHY_ENA_LINK; |
| |
| /* check if there is a PHY type for the requested advertised speed */ |
| if (!(phy_type_low || phy_type_high)) { |
| 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"); |
| err = -EOPNOTSUPP; |
| goto done; |
| } |
| |
| /* intersect requested advertised speed PHY types with media PHY types |
| * for set PHY configuration |
| */ |
| config.phy_type_high = cpu_to_le64(phy_type_high) & |
| phy_caps->phy_type_high; |
| config.phy_type_low = cpu_to_le64(phy_type_low) & |
| phy_caps->phy_type_low; |
| |
| if (!(config.phy_type_high || config.phy_type_low)) { |
| /* If there is no intersection and lenient mode is enabled, then |
| * intersect the requested advertised speed with NVM media type |
| * PHY types. |
| */ |
| if (test_bit(ICE_FLAG_LINK_LENIENT_MODE_ENA, pf->flags)) { |
| config.phy_type_high = cpu_to_le64(phy_type_high) & |
| pf->nvm_phy_type_hi; |
| config.phy_type_low = cpu_to_le64(phy_type_low) & |
| pf->nvm_phy_type_lo; |
| } else { |
| 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"); |
| err = -EOPNOTSUPP; |
| goto done; |
| } |
| } |
| |
| /* If link is up put link down */ |
| if (pi->phy.link_info.link_info & ICE_AQ_LINK_UP) { |
| /* Tell the OS link is going down, the link will go |
| * back up when fw says it is ready asynchronously |
| */ |
| ice_print_link_msg(np->vsi, false); |
| netif_carrier_off(netdev); |
| netif_tx_stop_all_queues(netdev); |
| } |
| |
| /* make the aq call */ |
| err = ice_aq_set_phy_cfg(&pf->hw, pi, &config, NULL); |
| if (err) { |
| netdev_info(netdev, "Set phy config failed,\n"); |
| goto done; |
| } |
| |
| /* Save speed request */ |
| pi->phy.curr_user_speed_req = adv_link_speed; |
| done: |
| kfree(phy_caps); |
| clear_bit(ICE_CFG_BUSY, pf->state); |
| |
| return err; |
| } |
| |
| /** |
| * ice_parse_hdrs - parses headers from RSS hash input |
| * @nfc: ethtool rxnfc command |
| * |
| * This function parses the rxnfc command and returns intended |
| * header types for RSS configuration |
| */ |
| static u32 ice_parse_hdrs(struct ethtool_rxnfc *nfc) |
| { |
| u32 hdrs = ICE_FLOW_SEG_HDR_NONE; |
| |
| switch (nfc->flow_type) { |
| case TCP_V4_FLOW: |
| hdrs |= ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV4; |
| break; |
| case UDP_V4_FLOW: |
| hdrs |= ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_IPV4; |
| break; |
| case SCTP_V4_FLOW: |
| hdrs |= ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV4; |
| break; |
| case TCP_V6_FLOW: |
| hdrs |= ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV6; |
| break; |
| case UDP_V6_FLOW: |
| hdrs |= ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_IPV6; |
| break; |
| case SCTP_V6_FLOW: |
| hdrs |= ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV6; |
| break; |
| default: |
| break; |
| } |
| return hdrs; |
| } |
| |
| #define ICE_FLOW_HASH_FLD_IPV4_SA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) |
| #define ICE_FLOW_HASH_FLD_IPV6_SA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) |
| #define ICE_FLOW_HASH_FLD_IPV4_DA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) |
| #define ICE_FLOW_HASH_FLD_IPV6_DA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) |
| #define ICE_FLOW_HASH_FLD_TCP_SRC_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT) |
| #define ICE_FLOW_HASH_FLD_TCP_DST_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT) |
| #define ICE_FLOW_HASH_FLD_UDP_SRC_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT) |
| #define ICE_FLOW_HASH_FLD_UDP_DST_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT) |
| #define ICE_FLOW_HASH_FLD_SCTP_SRC_PORT \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT) |
| #define ICE_FLOW_HASH_FLD_SCTP_DST_PORT \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT) |
| |
| /** |
| * ice_parse_hash_flds - parses hash fields from RSS hash input |
| * @nfc: ethtool rxnfc command |
| * |
| * This function parses the rxnfc command and returns intended |
| * hash fields for RSS configuration |
| */ |
| static u64 ice_parse_hash_flds(struct ethtool_rxnfc *nfc) |
| { |
| u64 hfld = ICE_HASH_INVALID; |
| |
| if (nfc->data & RXH_IP_SRC || nfc->data & RXH_IP_DST) { |
| switch (nfc->flow_type) { |
| case TCP_V4_FLOW: |
| case UDP_V4_FLOW: |
| case SCTP_V4_FLOW: |
| if (nfc->data & RXH_IP_SRC) |
| hfld |= ICE_FLOW_HASH_FLD_IPV4_SA; |
| if (nfc->data & RXH_IP_DST) |
| hfld |= ICE_FLOW_HASH_FLD_IPV4_DA; |
| break; |
| case TCP_V6_FLOW: |
| case UDP_V6_FLOW: |
| case SCTP_V6_FLOW: |
| if (nfc->data & RXH_IP_SRC) |
| hfld |= ICE_FLOW_HASH_FLD_IPV6_SA; |
| if (nfc->data & RXH_IP_DST) |
| hfld |= ICE_FLOW_HASH_FLD_IPV6_DA; |
| break; |
| default: |
| break; |
| } |
| } |
| |
| if (nfc->data & RXH_L4_B_0_1 || nfc->data & RXH_L4_B_2_3) { |
| switch (nfc->flow_type) { |
| case TCP_V4_FLOW: |
| case TCP_V6_FLOW: |
| if (nfc->data & RXH_L4_B_0_1) |
| hfld |= ICE_FLOW_HASH_FLD_TCP_SRC_PORT; |
| if (nfc->data & RXH_L4_B_2_3) |
| hfld |= ICE_FLOW_HASH_FLD_TCP_DST_PORT; |
| break; |
| case UDP_V4_FLOW: |
| case UDP_V6_FLOW: |
| if (nfc->data & RXH_L4_B_0_1) |
| hfld |= ICE_FLOW_HASH_FLD_UDP_SRC_PORT; |
| if (nfc->data & RXH_L4_B_2_3) |
| hfld |= ICE_FLOW_HASH_FLD_UDP_DST_PORT; |
| break; |
| case SCTP_V4_FLOW: |
| case SCTP_V6_FLOW: |
| if (nfc->data & RXH_L4_B_0_1) |
| hfld |= ICE_FLOW_HASH_FLD_SCTP_SRC_PORT; |
| if (nfc->data & RXH_L4_B_2_3) |
| hfld |= ICE_FLOW_HASH_FLD_SCTP_DST_PORT; |
| break; |
| default: |
| break; |
| } |
| } |
| |
| return hfld; |
| } |
| |
| /** |
| * ice_set_rss_hash_opt - Enable/Disable flow types for RSS hash |
| * @vsi: the VSI being configured |
| * @nfc: ethtool rxnfc command |
| * |
| * Returns Success if the flow input set is supported. |
| */ |
| static int |
| ice_set_rss_hash_opt(struct ice_vsi *vsi, struct ethtool_rxnfc *nfc) |
| { |
| struct ice_pf *pf = vsi->back; |
| struct device *dev; |
| u64 hashed_flds; |
| int status; |
| u32 hdrs; |
| |
| dev = ice_pf_to_dev(pf); |
| if (ice_is_safe_mode(pf)) { |
| dev_dbg(dev, "Advanced RSS disabled. Package download failed, vsi num = %d\n", |
| vsi->vsi_num); |
| return -EINVAL; |
| } |
| |
| hashed_flds = ice_parse_hash_flds(nfc); |
| if (hashed_flds == ICE_HASH_INVALID) { |
| dev_dbg(dev, "Invalid hash fields, vsi num = %d\n", |
| vsi->vsi_num); |
| return -EINVAL; |
| } |
| |
| hdrs = ice_parse_hdrs(nfc); |
| if (hdrs == ICE_FLOW_SEG_HDR_NONE) { |
| dev_dbg(dev, "Header type is not valid, vsi num = %d\n", |
| vsi->vsi_num); |
| return -EINVAL; |
| } |
| |
| status = ice_add_rss_cfg(&pf->hw, vsi->idx, hashed_flds, hdrs); |
| if (status) { |
| dev_dbg(dev, "ice_add_rss_cfg failed, vsi num = %d, error = %d\n", |
| vsi->vsi_num, status); |
| return status; |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * ice_get_rss_hash_opt - Retrieve hash fields for a given flow-type |
| * @vsi: the VSI being configured |
| * @nfc: ethtool rxnfc command |
| */ |
| static void |
| ice_get_rss_hash_opt(struct ice_vsi *vsi, struct ethtool_rxnfc *nfc) |
| { |
| struct ice_pf *pf = vsi->back; |
| struct device *dev; |
| u64 hash_flds; |
| u32 hdrs; |
| |
| dev = ice_pf_to_dev(pf); |
| |
| nfc->data = 0; |
| if (ice_is_safe_mode(pf)) { |
| dev_dbg(dev, "Advanced RSS disabled. Package download failed, vsi num = %d\n", |
| vsi->vsi_num); |
| return; |
| } |
| |
| hdrs = ice_parse_hdrs(nfc); |
| if (hdrs == ICE_FLOW_SEG_HDR_NONE) { |
| dev_dbg(dev, "Header type is not valid, vsi num = %d\n", |
| vsi->vsi_num); |
| return; |
| } |
| |
| hash_flds = ice_get_rss_cfg(&pf->hw, vsi->idx, hdrs); |
| if (hash_flds == ICE_HASH_INVALID) { |
| dev_dbg(dev, "No hash fields found for the given header type, vsi num = %d\n", |
| vsi->vsi_num); |
| return; |
| } |
| |
| if (hash_flds & ICE_FLOW_HASH_FLD_IPV4_SA || |
| hash_flds & ICE_FLOW_HASH_FLD_IPV6_SA) |
| nfc->data |= (u64)RXH_IP_SRC; |
| |
| if (hash_flds & ICE_FLOW_HASH_FLD_IPV4_DA || |
| hash_flds & ICE_FLOW_HASH_FLD_IPV6_DA) |
| nfc->data |= (u64)RXH_IP_DST; |
| |
| if (hash_flds & ICE_FLOW_HASH_FLD_TCP_SRC_PORT || |
| hash_flds & ICE_FLOW_HASH_FLD_UDP_SRC_PORT || |
| hash_flds & ICE_FLOW_HASH_FLD_SCTP_SRC_PORT) |
| nfc->data |= (u64)RXH_L4_B_0_1; |
| |
| if (hash_flds & ICE_FLOW_HASH_FLD_TCP_DST_PORT || |
| hash_flds & ICE_FLOW_HASH_FLD_UDP_DST_PORT || |
| hash_flds & ICE_FLOW_HASH_FLD_SCTP_DST_PORT) |
| nfc->data |= (u64)RXH_L4_B_2_3; |
| } |
| |
| /** |
| * ice_set_rxnfc - command to set Rx flow rules. |
| * @netdev: network interface device structure |
| * @cmd: ethtool rxnfc command |
| * |
| * Returns 0 for success and negative values for errors |
| */ |
| static int ice_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| |
| switch (cmd->cmd) { |
| case ETHTOOL_SRXCLSRLINS: |
| return ice_add_fdir_ethtool(vsi, cmd); |
| case ETHTOOL_SRXCLSRLDEL: |
| return ice_del_fdir_ethtool(vsi, cmd); |
| case ETHTOOL_SRXFH: |
| return ice_set_rss_hash_opt(vsi, cmd); |
| default: |
| break; |
| } |
| return -EOPNOTSUPP; |
| } |
| |
| /** |
| * ice_get_rxnfc - command to get Rx flow classification rules |
| * @netdev: network interface device structure |
| * @cmd: ethtool rxnfc command |
| * @rule_locs: buffer to rturn Rx flow classification rules |
| * |
| * Returns Success if the command is supported. |
| */ |
| static int |
| ice_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, |
| u32 __always_unused *rule_locs) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| int ret = -EOPNOTSUPP; |
| struct ice_hw *hw; |
| |
| hw = &vsi->back->hw; |
| |
| switch (cmd->cmd) { |
| case ETHTOOL_GRXRINGS: |
| cmd->data = vsi->rss_size; |
| ret = 0; |
| break; |
| case ETHTOOL_GRXCLSRLCNT: |
| cmd->rule_cnt = hw->fdir_active_fltr; |
| /* report total rule count */ |
| cmd->data = ice_get_fdir_cnt_all(hw); |
| ret = 0; |
| break; |
| case ETHTOOL_GRXCLSRULE: |
| ret = ice_get_ethtool_fdir_entry(hw, cmd); |
| break; |
| case ETHTOOL_GRXCLSRLALL: |
| ret = ice_get_fdir_fltr_ids(hw, cmd, (u32 *)rule_locs); |
| break; |
| case ETHTOOL_GRXFH: |
| ice_get_rss_hash_opt(vsi, cmd); |
| ret = 0; |
| break; |
| default: |
| break; |
| } |
| |
| return ret; |
| } |
| |
| static void |
| ice_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring, |
| struct kernel_ethtool_ringparam *kernel_ring, |
| struct netlink_ext_ack *extack) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| |
| ring->rx_max_pending = ICE_MAX_NUM_DESC; |
| ring->tx_max_pending = ICE_MAX_NUM_DESC; |
| ring->rx_pending = vsi->rx_rings[0]->count; |
| ring->tx_pending = vsi->tx_rings[0]->count; |
| |
| /* Rx mini and jumbo rings are not supported */ |
| ring->rx_mini_max_pending = 0; |
| ring->rx_jumbo_max_pending = 0; |
| ring->rx_mini_pending = 0; |
| ring->rx_jumbo_pending = 0; |
| } |
| |
| static int |
| ice_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring, |
| struct kernel_ethtool_ringparam *kernel_ring, |
| struct netlink_ext_ack *extack) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_tx_ring *xdp_rings = NULL; |
| struct ice_tx_ring *tx_rings = NULL; |
| struct ice_rx_ring *rx_rings = NULL; |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| int i, timeout = 50, err = 0; |
| u16 new_rx_cnt, new_tx_cnt; |
| |
| if (ring->tx_pending > ICE_MAX_NUM_DESC || |
| ring->tx_pending < ICE_MIN_NUM_DESC || |
| ring->rx_pending > ICE_MAX_NUM_DESC || |
| ring->rx_pending < ICE_MIN_NUM_DESC) { |
| netdev_err(netdev, "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d] (increment %d)\n", |
| ring->tx_pending, ring->rx_pending, |
| ICE_MIN_NUM_DESC, ICE_MAX_NUM_DESC, |
| ICE_REQ_DESC_MULTIPLE); |
| return -EINVAL; |
| } |
| |
| new_tx_cnt = ALIGN(ring->tx_pending, ICE_REQ_DESC_MULTIPLE); |
| if (new_tx_cnt != ring->tx_pending) |
| netdev_info(netdev, "Requested Tx descriptor count rounded up to %d\n", |
| new_tx_cnt); |
| new_rx_cnt = ALIGN(ring->rx_pending, ICE_REQ_DESC_MULTIPLE); |
| if (new_rx_cnt != ring->rx_pending) |
| netdev_info(netdev, "Requested Rx descriptor count rounded up to %d\n", |
| new_rx_cnt); |
| |
| /* if nothing to do return success */ |
| if (new_tx_cnt == vsi->tx_rings[0]->count && |
| new_rx_cnt == vsi->rx_rings[0]->count) { |
| netdev_dbg(netdev, "Nothing to change, descriptor count is same as requested\n"); |
| return 0; |
| } |
| |
| /* If there is a AF_XDP UMEM attached to any of Rx rings, |
| * disallow changing the number of descriptors -- regardless |
| * if the netdev is running or not. |
| */ |
| if (ice_xsk_any_rx_ring_ena(vsi)) |
| return -EBUSY; |
| |
| while (test_and_set_bit(ICE_CFG_BUSY, pf->state)) { |
| timeout--; |
| if (!timeout) |
| return -EBUSY; |
| usleep_range(1000, 2000); |
| } |
| |
| /* set for the next time the netdev is started */ |
| if (!netif_running(vsi->netdev)) { |
| ice_for_each_alloc_txq(vsi, i) |
| vsi->tx_rings[i]->count = new_tx_cnt; |
| ice_for_each_alloc_rxq(vsi, i) |
| vsi->rx_rings[i]->count = new_rx_cnt; |
| if (ice_is_xdp_ena_vsi(vsi)) |
| ice_for_each_xdp_txq(vsi, i) |
| vsi->xdp_rings[i]->count = new_tx_cnt; |
| vsi->num_tx_desc = (u16)new_tx_cnt; |
| vsi->num_rx_desc = (u16)new_rx_cnt; |
| netdev_dbg(netdev, "Link is down, descriptor count change happens when link is brought up\n"); |
| goto done; |
| } |
| |
| if (new_tx_cnt == vsi->tx_rings[0]->count) |
| goto process_rx; |
| |
| /* alloc updated Tx resources */ |
| netdev_info(netdev, "Changing Tx descriptor count from %d to %d\n", |
| vsi->tx_rings[0]->count, new_tx_cnt); |
| |
| tx_rings = kcalloc(vsi->num_txq, sizeof(*tx_rings), GFP_KERNEL); |
| if (!tx_rings) { |
| err = -ENOMEM; |
| goto done; |
| } |
| |
| ice_for_each_txq(vsi, i) { |
| /* clone ring and setup updated count */ |
| tx_rings[i] = *vsi->tx_rings[i]; |
| tx_rings[i].count = new_tx_cnt; |
| tx_rings[i].desc = NULL; |
| tx_rings[i].tx_buf = NULL; |
| err = ice_setup_tx_ring(&tx_rings[i]); |
| if (err) { |
| while (i--) |
| ice_clean_tx_ring(&tx_rings[i]); |
| kfree(tx_rings); |
| goto done; |
| } |
| } |
| |
| if (!ice_is_xdp_ena_vsi(vsi)) |
| goto process_rx; |
| |
| /* alloc updated XDP resources */ |
| netdev_info(netdev, "Changing XDP descriptor count from %d to %d\n", |
| vsi->xdp_rings[0]->count, new_tx_cnt); |
| |
| xdp_rings = kcalloc(vsi->num_xdp_txq, sizeof(*xdp_rings), GFP_KERNEL); |
| if (!xdp_rings) { |
| err = -ENOMEM; |
| goto free_tx; |
| } |
| |
| ice_for_each_xdp_txq(vsi, i) { |
| /* clone ring and setup updated count */ |
| xdp_rings[i] = *vsi->xdp_rings[i]; |
| xdp_rings[i].count = new_tx_cnt; |
| xdp_rings[i].desc = NULL; |
| xdp_rings[i].tx_buf = NULL; |
| err = ice_setup_tx_ring(&xdp_rings[i]); |
| if (err) { |
| while (i--) |
| ice_clean_tx_ring(&xdp_rings[i]); |
| kfree(xdp_rings); |
| goto free_tx; |
| } |
| ice_set_ring_xdp(&xdp_rings[i]); |
| } |
| |
| process_rx: |
| if (new_rx_cnt == vsi->rx_rings[0]->count) |
| goto process_link; |
| |
| /* alloc updated Rx resources */ |
| netdev_info(netdev, "Changing Rx descriptor count from %d to %d\n", |
| vsi->rx_rings[0]->count, new_rx_cnt); |
| |
| rx_rings = kcalloc(vsi->num_rxq, sizeof(*rx_rings), GFP_KERNEL); |
| if (!rx_rings) { |
| err = -ENOMEM; |
| goto done; |
| } |
| |
| ice_for_each_rxq(vsi, i) { |
| /* clone ring and setup updated count */ |
| rx_rings[i] = *vsi->rx_rings[i]; |
| rx_rings[i].count = new_rx_cnt; |
| rx_rings[i].desc = NULL; |
| rx_rings[i].rx_buf = NULL; |
| /* this is to allow wr32 to have something to write to |
| * during early allocation of Rx buffers |
| */ |
| rx_rings[i].tail = vsi->back->hw.hw_addr + PRTGEN_STATUS; |
| |
| err = ice_setup_rx_ring(&rx_rings[i]); |
| if (err) |
| goto rx_unwind; |
| |
| /* allocate Rx buffers */ |
| err = ice_alloc_rx_bufs(&rx_rings[i], |
| ICE_DESC_UNUSED(&rx_rings[i])); |
| rx_unwind: |
| if (err) { |
| while (i) { |
| i--; |
| ice_free_rx_ring(&rx_rings[i]); |
| } |
| kfree(rx_rings); |
| err = -ENOMEM; |
| goto free_tx; |
| } |
| } |
| |
| process_link: |
| /* Bring interface down, copy in the new ring info, then restore the |
| * interface. if VSI is up, bring it down and then back up |
| */ |
| if (!test_and_set_bit(ICE_VSI_DOWN, vsi->state)) { |
| ice_down(vsi); |
| |
| if (tx_rings) { |
| ice_for_each_txq(vsi, i) { |
| ice_free_tx_ring(vsi->tx_rings[i]); |
| *vsi->tx_rings[i] = tx_rings[i]; |
| } |
| kfree(tx_rings); |
| } |
| |
| if (rx_rings) { |
| ice_for_each_rxq(vsi, i) { |
| ice_free_rx_ring(vsi->rx_rings[i]); |
| /* copy the real tail offset */ |
| rx_rings[i].tail = vsi->rx_rings[i]->tail; |
| /* this is to fake out the allocation routine |
| * into thinking it has to realloc everything |
| * but the recycling logic will let us re-use |
| * the buffers allocated above |
| */ |
| rx_rings[i].next_to_use = 0; |
| rx_rings[i].next_to_clean = 0; |
| rx_rings[i].next_to_alloc = 0; |
| *vsi->rx_rings[i] = rx_rings[i]; |
| } |
| kfree(rx_rings); |
| } |
| |
| if (xdp_rings) { |
| ice_for_each_xdp_txq(vsi, i) { |
| ice_free_tx_ring(vsi->xdp_rings[i]); |
| *vsi->xdp_rings[i] = xdp_rings[i]; |
| } |
| kfree(xdp_rings); |
| } |
| |
| vsi->num_tx_desc = new_tx_cnt; |
| vsi->num_rx_desc = new_rx_cnt; |
| ice_up(vsi); |
| } |
| goto done; |
| |
| free_tx: |
| /* error cleanup if the Rx allocations failed after getting Tx */ |
| if (tx_rings) { |
| ice_for_each_txq(vsi, i) |
| ice_free_tx_ring(&tx_rings[i]); |
| kfree(tx_rings); |
| } |
| |
| done: |
| clear_bit(ICE_CFG_BUSY, pf->state); |
| return err; |
| } |
| |
| /** |
| * ice_get_pauseparam - Get Flow Control status |
| * @netdev: network interface device structure |
| * @pause: ethernet pause (flow control) parameters |
| * |
| * Get requested flow control status from PHY capability. |
| * If autoneg is true, then ethtool will send the ETHTOOL_GSET ioctl which |
| * is handled by ice_get_link_ksettings. ice_get_link_ksettings will report |
| * the negotiated Rx/Tx pause via lp_advertising. |
| */ |
| static void |
| ice_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_port_info *pi = np->vsi->port_info; |
| struct ice_aqc_get_phy_caps_data *pcaps; |
| struct ice_dcbx_cfg *dcbx_cfg; |
| int status; |
| |
| /* Initialize pause params */ |
| pause->rx_pause = 0; |
| pause->tx_pause = 0; |
| |
| dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; |
| |
| pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL); |
| if (!pcaps) |
| return; |
| |
| /* Get current PHY config */ |
| status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_ACTIVE_CFG, pcaps, |
| NULL); |
| if (status) |
| goto out; |
| |
| pause->autoneg = ice_is_phy_caps_an_enabled(pcaps) ? AUTONEG_ENABLE : |
| AUTONEG_DISABLE; |
| |
| if (dcbx_cfg->pfc.pfcena) |
| /* PFC enabled so report LFC as off */ |
| goto out; |
| |
| if (pcaps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) |
| pause->tx_pause = 1; |
| if (pcaps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE) |
| pause->rx_pause = 1; |
| |
| out: |
| kfree(pcaps); |
| } |
| |
| /** |
| * ice_set_pauseparam - Set Flow Control parameter |
| * @netdev: network interface device structure |
| * @pause: return Tx/Rx flow control status |
| */ |
| static int |
| ice_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_aqc_get_phy_caps_data *pcaps; |
| struct ice_link_status *hw_link_info; |
| struct ice_pf *pf = np->vsi->back; |
| struct ice_dcbx_cfg *dcbx_cfg; |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_hw *hw = &pf->hw; |
| struct ice_port_info *pi; |
| u8 aq_failures; |
| bool link_up; |
| u32 is_an; |
| int err; |
| |
| pi = vsi->port_info; |
| hw_link_info = &pi->phy.link_info; |
| dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; |
| link_up = hw_link_info->link_info & ICE_AQ_LINK_UP; |
| |
| /* Changing the port's flow control is not supported if this isn't the |
| * PF VSI |
| */ |
| if (vsi->type != ICE_VSI_PF) { |
| netdev_info(netdev, "Changing flow control parameters only supported for PF VSI\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| /* Get pause param reports configured and negotiated flow control pause |
| * when ETHTOOL_GLINKSETTINGS is defined. Since ETHTOOL_GLINKSETTINGS is |
| * defined get pause param pause->autoneg reports SW configured setting, |
| * so compare pause->autoneg with SW configured to prevent the user from |
| * using set pause param to chance autoneg. |
| */ |
| pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL); |
| if (!pcaps) |
| return -ENOMEM; |
| |
| /* Get current PHY config */ |
| err = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_ACTIVE_CFG, pcaps, |
| NULL); |
| if (err) { |
| kfree(pcaps); |
| return err; |
| } |
| |
| is_an = ice_is_phy_caps_an_enabled(pcaps) ? AUTONEG_ENABLE : |
| AUTONEG_DISABLE; |
| |
| kfree(pcaps); |
| |
| if (pause->autoneg != is_an) { |
| netdev_info(netdev, "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| /* If we have link and don't have autoneg */ |
| if (!test_bit(ICE_DOWN, pf->state) && |
| !(hw_link_info->an_info & ICE_AQ_AN_COMPLETED)) { |
| /* Send message that it might not necessarily work*/ |
| netdev_info(netdev, "Autoneg did not complete so changing settings may not result in an actual change.\n"); |
| } |
| |
| if (dcbx_cfg->pfc.pfcena) { |
| netdev_info(netdev, "Priority flow control enabled. Cannot set link flow control.\n"); |
| return -EOPNOTSUPP; |
| } |
| if (pause->rx_pause && pause->tx_pause) |
| pi->fc.req_mode = ICE_FC_FULL; |
| else if (pause->rx_pause && !pause->tx_pause) |
| pi->fc.req_mode = ICE_FC_RX_PAUSE; |
| else if (!pause->rx_pause && pause->tx_pause) |
| pi->fc.req_mode = ICE_FC_TX_PAUSE; |
| else if (!pause->rx_pause && !pause->tx_pause) |
| pi->fc.req_mode = ICE_FC_NONE; |
| else |
| return -EINVAL; |
| |
| /* Set the FC mode and only restart AN if link is up */ |
| err = ice_set_fc(pi, &aq_failures, link_up); |
| |
| if (aq_failures & ICE_SET_FC_AQ_FAIL_GET) { |
| netdev_info(netdev, "Set fc failed on the get_phy_capabilities call with err %d aq_err %s\n", |
| err, ice_aq_str(hw->adminq.sq_last_status)); |
| err = -EAGAIN; |
| } else if (aq_failures & ICE_SET_FC_AQ_FAIL_SET) { |
| netdev_info(netdev, "Set fc failed on the set_phy_config call with err %d aq_err %s\n", |
| err, ice_aq_str(hw->adminq.sq_last_status)); |
| err = -EAGAIN; |
| } else if (aq_failures & ICE_SET_FC_AQ_FAIL_UPDATE) { |
| netdev_info(netdev, "Set fc failed on the get_link_info call with err %d aq_err %s\n", |
| err, ice_aq_str(hw->adminq.sq_last_status)); |
| err = -EAGAIN; |
| } |
| |
| return err; |
| } |
| |
| /** |
| * ice_get_rxfh_key_size - get the RSS hash key size |
| * @netdev: network interface device structure |
| * |
| * Returns the table size. |
| */ |
| static u32 ice_get_rxfh_key_size(struct net_device __always_unused *netdev) |
| { |
| return ICE_VSIQF_HKEY_ARRAY_SIZE; |
| } |
| |
| /** |
| * ice_get_rxfh_indir_size - get the Rx flow hash indirection table size |
| * @netdev: network interface device structure |
| * |
| * Returns the table size. |
| */ |
| static u32 ice_get_rxfh_indir_size(struct net_device *netdev) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| |
| return np->vsi->rss_table_size; |
| } |
| |
| /** |
| * ice_get_rxfh - get the Rx flow hash indirection table |
| * @netdev: network interface device structure |
| * @indir: indirection table |
| * @key: hash key |
| * @hfunc: hash function |
| * |
| * Reads the indirection table directly from the hardware. |
| */ |
| static int |
| ice_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| int err, i; |
| u8 *lut; |
| |
| if (hfunc) |
| *hfunc = ETH_RSS_HASH_TOP; |
| |
| if (!indir) |
| return 0; |
| |
| if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) { |
| /* RSS not supported return error here */ |
| netdev_warn(netdev, "RSS is not configured on this VSI!\n"); |
| return -EIO; |
| } |
| |
| lut = kzalloc(vsi->rss_table_size, GFP_KERNEL); |
| if (!lut) |
| return -ENOMEM; |
| |
| err = ice_get_rss_key(vsi, key); |
| if (err) |
| goto out; |
| |
| err = ice_get_rss_lut(vsi, lut, vsi->rss_table_size); |
| if (err) |
| goto out; |
| |
| for (i = 0; i < vsi->rss_table_size; i++) |
| indir[i] = (u32)(lut[i]); |
| |
| out: |
| kfree(lut); |
| return err; |
| } |
| |
| /** |
| * ice_set_rxfh - set the Rx flow hash indirection table |
| * @netdev: network interface device structure |
| * @indir: indirection table |
| * @key: hash key |
| * @hfunc: hash function |
| * |
| * Returns -EINVAL if the table specifies an invalid queue ID, otherwise |
| * returns 0 after programming the table. |
| */ |
| static int |
| ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, |
| const u8 hfunc) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| struct device *dev; |
| int err; |
| |
| dev = ice_pf_to_dev(pf); |
| if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) |
| return -EOPNOTSUPP; |
| |
| if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) { |
| /* RSS not supported return error here */ |
| netdev_warn(netdev, "RSS is not configured on this VSI!\n"); |
| return -EIO; |
| } |
| |
| if (ice_is_adq_active(pf)) { |
| netdev_err(netdev, "Cannot change RSS params with ADQ configured.\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| if (key) { |
| if (!vsi->rss_hkey_user) { |
| vsi->rss_hkey_user = |
| devm_kzalloc(dev, ICE_VSIQF_HKEY_ARRAY_SIZE, |
| GFP_KERNEL); |
| if (!vsi->rss_hkey_user) |
| return -ENOMEM; |
| } |
| memcpy(vsi->rss_hkey_user, key, ICE_VSIQF_HKEY_ARRAY_SIZE); |
| |
| err = ice_set_rss_key(vsi, vsi->rss_hkey_user); |
| if (err) |
| return err; |
| } |
| |
| if (!vsi->rss_lut_user) { |
| vsi->rss_lut_user = devm_kzalloc(dev, vsi->rss_table_size, |
| GFP_KERNEL); |
| if (!vsi->rss_lut_user) |
| return -ENOMEM; |
| } |
| |
| /* Each 32 bits pointed by 'indir' is stored with a lut entry */ |
| if (indir) { |
| int i; |
| |
| for (i = 0; i < vsi->rss_table_size; i++) |
| vsi->rss_lut_user[i] = (u8)(indir[i]); |
| } else { |
| ice_fill_rss_lut(vsi->rss_lut_user, vsi->rss_table_size, |
| vsi->rss_size); |
| } |
| |
| err = ice_set_rss_lut(vsi, vsi->rss_lut_user, vsi->rss_table_size); |
| if (err) |
| return err; |
| |
| return 0; |
| } |
| |
| static int |
| ice_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info) |
| { |
| struct ice_pf *pf = ice_netdev_to_pf(dev); |
| |
| /* only report timestamping if PTP is enabled */ |
| if (!test_bit(ICE_FLAG_PTP, pf->flags)) |
| return ethtool_op_get_ts_info(dev, info); |
| |
| info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE | |
| SOF_TIMESTAMPING_RX_SOFTWARE | |
| SOF_TIMESTAMPING_SOFTWARE | |
| SOF_TIMESTAMPING_TX_HARDWARE | |
| SOF_TIMESTAMPING_RX_HARDWARE | |
| SOF_TIMESTAMPING_RAW_HARDWARE; |
| |
| info->phc_index = ice_get_ptp_clock_index(pf); |
| |
| info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON); |
| |
| info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) | BIT(HWTSTAMP_FILTER_ALL); |
| |
| return 0; |
| } |
| |
| /** |
| * ice_get_max_txq - return the maximum number of Tx queues for in a PF |
| * @pf: PF structure |
| */ |
| static int ice_get_max_txq(struct ice_pf *pf) |
| { |
| return min3(pf->num_lan_msix, (u16)num_online_cpus(), |
| (u16)pf->hw.func_caps.common_cap.num_txq); |
| } |
| |
| /** |
| * ice_get_max_rxq - return the maximum number of Rx queues for in a PF |
| * @pf: PF structure |
| */ |
| static int ice_get_max_rxq(struct ice_pf *pf) |
| { |
| return min3(pf->num_lan_msix, (u16)num_online_cpus(), |
| (u16)pf->hw.func_caps.common_cap.num_rxq); |
| } |
| |
| /** |
| * ice_get_combined_cnt - return the current number of combined channels |
| * @vsi: PF VSI pointer |
| * |
| * Go through all queue vectors and count ones that have both Rx and Tx ring |
| * attached |
| */ |
| static u32 ice_get_combined_cnt(struct ice_vsi *vsi) |
| { |
| u32 combined = 0; |
| int q_idx; |
| |
| ice_for_each_q_vector(vsi, q_idx) { |
| struct ice_q_vector *q_vector = vsi->q_vectors[q_idx]; |
| |
| if (q_vector->rx.rx_ring && q_vector->tx.tx_ring) |
| combined++; |
| } |
| |
| return combined; |
| } |
| |
| /** |
| * ice_get_channels - get the current and max supported channels |
| * @dev: network interface device structure |
| * @ch: ethtool channel data structure |
| */ |
| static void |
| ice_get_channels(struct net_device *dev, struct ethtool_channels *ch) |
| { |
| struct ice_netdev_priv *np = netdev_priv(dev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| |
| /* report maximum channels */ |
| ch->max_rx = ice_get_max_rxq(pf); |
| ch->max_tx = ice_get_max_txq(pf); |
| ch->max_combined = min_t(int, ch->max_rx, ch->max_tx); |
| |
| /* report current channels */ |
| ch->combined_count = ice_get_combined_cnt(vsi); |
| ch->rx_count = vsi->num_rxq - ch->combined_count; |
| ch->tx_count = vsi->num_txq - ch->combined_count; |
| |
| /* report other queues */ |
| ch->other_count = test_bit(ICE_FLAG_FD_ENA, pf->flags) ? 1 : 0; |
| ch->max_other = ch->other_count; |
| } |
| |
| /** |
| * ice_get_valid_rss_size - return valid number of RSS queues |
| * @hw: pointer to the HW structure |
| * @new_size: requested RSS queues |
| */ |
| static int ice_get_valid_rss_size(struct ice_hw *hw, int new_size) |
| { |
| struct ice_hw_common_caps *caps = &hw->func_caps.common_cap; |
| |
| return min_t(int, new_size, BIT(caps->rss_table_entry_width)); |
| } |
| |
| /** |
| * ice_vsi_set_dflt_rss_lut - set default RSS LUT with requested RSS size |
| * @vsi: VSI to reconfigure RSS LUT on |
| * @req_rss_size: requested range of queue numbers for hashing |
| * |
| * Set the VSI's RSS parameters, configure the RSS LUT based on these. |
| */ |
| static int ice_vsi_set_dflt_rss_lut(struct ice_vsi *vsi, int req_rss_size) |
| { |
| struct ice_pf *pf = vsi->back; |
| struct device *dev; |
| struct ice_hw *hw; |
| int err; |
| u8 *lut; |
| |
| dev = ice_pf_to_dev(pf); |
| hw = &pf->hw; |
| |
| if (!req_rss_size) |
| return -EINVAL; |
| |
| lut = kzalloc(vsi->rss_table_size, GFP_KERNEL); |
| if (!lut) |
| return -ENOMEM; |
| |
| /* set RSS LUT parameters */ |
| if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) |
| vsi->rss_size = 1; |
| else |
| vsi->rss_size = ice_get_valid_rss_size(hw, req_rss_size); |
| |
| /* create/set RSS LUT */ |
| ice_fill_rss_lut(lut, vsi->rss_table_size, vsi->rss_size); |
| err = ice_set_rss_lut(vsi, lut, vsi->rss_table_size); |
| if (err) |
| dev_err(dev, "Cannot set RSS lut, err %d aq_err %s\n", err, |
| ice_aq_str(hw->adminq.sq_last_status)); |
| |
| kfree(lut); |
| return err; |
| } |
| |
| /** |
| * ice_set_channels - set the number channels |
| * @dev: network interface device structure |
| * @ch: ethtool channel data structure |
| */ |
| static int ice_set_channels(struct net_device *dev, struct ethtool_channels *ch) |
| { |
| struct ice_netdev_priv *np = netdev_priv(dev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| int new_rx = 0, new_tx = 0; |
| u32 curr_combined; |
| |
| /* do not support changing channels in Safe Mode */ |
| if (ice_is_safe_mode(pf)) { |
| netdev_err(dev, "Changing channel in Safe Mode is not supported\n"); |
| return -EOPNOTSUPP; |
| } |
| /* do not support changing other_count */ |
| if (ch->other_count != (test_bit(ICE_FLAG_FD_ENA, pf->flags) ? 1U : 0U)) |
| return -EINVAL; |
| |
| if (ice_is_adq_active(pf)) { |
| netdev_err(dev, "Cannot set channels with ADQ configured.\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| if (test_bit(ICE_FLAG_FD_ENA, pf->flags) && pf->hw.fdir_active_fltr) { |
| netdev_err(dev, "Cannot set channels when Flow Director filters are active\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| curr_combined = ice_get_combined_cnt(vsi); |
| |
| /* these checks are for cases where user didn't specify a particular |
| * value on cmd line but we get non-zero value anyway via |
| * get_channels(); look at ethtool.c in ethtool repository (the user |
| * space part), particularly, do_schannels() routine |
| */ |
| if (ch->rx_count == vsi->num_rxq - curr_combined) |
| ch->rx_count = 0; |
| if (ch->tx_count == vsi->num_txq - curr_combined) |
| ch->tx_count = 0; |
| if (ch->combined_count == curr_combined) |
| ch->combined_count = 0; |
| |
| if (!(ch->combined_count || (ch->rx_count && ch->tx_count))) { |
| netdev_err(dev, "Please specify at least 1 Rx and 1 Tx channel\n"); |
| return -EINVAL; |
| } |
| |
| new_rx = ch->combined_count + ch->rx_count; |
| new_tx = ch->combined_count + ch->tx_count; |
| |
| if (new_rx > ice_get_max_rxq(pf)) { |
| netdev_err(dev, "Maximum allowed Rx channels is %d\n", |
| ice_get_max_rxq(pf)); |
| return -EINVAL; |
| } |
| if (new_tx > ice_get_max_txq(pf)) { |
| netdev_err(dev, "Maximum allowed Tx channels is %d\n", |
| ice_get_max_txq(pf)); |
| return -EINVAL; |
| } |
| |
| ice_vsi_recfg_qs(vsi, new_rx, new_tx); |
| |
| if (!netif_is_rxfh_configured(dev)) |
| return ice_vsi_set_dflt_rss_lut(vsi, new_rx); |
| |
| /* Update rss_size due to change in Rx queues */ |
| vsi->rss_size = ice_get_valid_rss_size(&pf->hw, new_rx); |
| |
| return 0; |
| } |
| |
| /** |
| * ice_get_wol - get current Wake on LAN configuration |
| * @netdev: network interface device structure |
| * @wol: Ethtool structure to retrieve WoL settings |
| */ |
| static void ice_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_pf *pf = np->vsi->back; |
| |
| if (np->vsi->type != ICE_VSI_PF) |
| netdev_warn(netdev, "Wake on LAN is not supported on this interface!\n"); |
| |
| /* Get WoL settings based on the HW capability */ |
| if (ice_is_wol_supported(&pf->hw)) { |
| wol->supported = WAKE_MAGIC; |
| wol->wolopts = pf->wol_ena ? WAKE_MAGIC : 0; |
| } else { |
| wol->supported = 0; |
| wol->wolopts = 0; |
| } |
| } |
| |
| /** |
| * ice_set_wol - set Wake on LAN on supported device |
| * @netdev: network interface device structure |
| * @wol: Ethtool structure to set WoL |
| */ |
| static int ice_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| |
| if (vsi->type != ICE_VSI_PF || !ice_is_wol_supported(&pf->hw)) |
| return -EOPNOTSUPP; |
| |
| /* only magic packet is supported */ |
| if (wol->wolopts && wol->wolopts != WAKE_MAGIC) |
| return -EOPNOTSUPP; |
| |
| /* Set WoL only if there is a new value */ |
| if (pf->wol_ena != !!wol->wolopts) { |
| pf->wol_ena = !!wol->wolopts; |
| device_set_wakeup_enable(ice_pf_to_dev(pf), pf->wol_ena); |
| netdev_dbg(netdev, "WoL magic packet %sabled\n", |
| pf->wol_ena ? "en" : "dis"); |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * ice_get_rc_coalesce - get ITR values for specific ring container |
| * @ec: ethtool structure to fill with driver's coalesce settings |
| * @rc: ring container that the ITR values will come from |
| * |
| * Query the device for ice_ring_container specific ITR values. This is |
| * done per ice_ring_container because each q_vector can have 1 or more rings |
| * and all of said ring(s) will have the same ITR values. |
| * |
| * Returns 0 on success, negative otherwise. |
| */ |
| static int |
| ice_get_rc_coalesce(struct ethtool_coalesce *ec, struct ice_ring_container *rc) |
| { |
| if (!rc->rx_ring) |
| return -EINVAL; |
| |
| switch (rc->type) { |
| case ICE_RX_CONTAINER: |
| ec->use_adaptive_rx_coalesce = ITR_IS_DYNAMIC(rc); |
| ec->rx_coalesce_usecs = rc->itr_setting; |
| ec->rx_coalesce_usecs_high = rc->rx_ring->q_vector->intrl; |
| break; |
| case ICE_TX_CONTAINER: |
| ec->use_adaptive_tx_coalesce = ITR_IS_DYNAMIC(rc); |
| ec->tx_coalesce_usecs = rc->itr_setting; |
| break; |
| default: |
| dev_dbg(ice_pf_to_dev(rc->rx_ring->vsi->back), "Invalid c_type %d\n", rc->type); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * ice_get_q_coalesce - get a queue's ITR/INTRL (coalesce) settings |
| * @vsi: VSI associated to the queue for getting ITR/INTRL (coalesce) settings |
| * @ec: coalesce settings to program the device with |
| * @q_num: update ITR/INTRL (coalesce) settings for this queue number/index |
| * |
| * Return 0 on success, and negative under the following conditions: |
| * 1. Getting Tx or Rx ITR/INTRL (coalesce) settings failed. |
| * 2. The q_num passed in is not a valid number/index for Tx and Rx rings. |
| */ |
| static int |
| ice_get_q_coalesce(struct ice_vsi *vsi, struct ethtool_coalesce *ec, int q_num) |
| { |
| if (q_num < vsi->num_rxq && q_num < vsi->num_txq) { |
| if (ice_get_rc_coalesce(ec, |
| &vsi->rx_rings[q_num]->q_vector->rx)) |
| return -EINVAL; |
| if (ice_get_rc_coalesce(ec, |
| &vsi->tx_rings[q_num]->q_vector->tx)) |
| return -EINVAL; |
| } else if (q_num < vsi->num_rxq) { |
| if (ice_get_rc_coalesce(ec, |
| &vsi->rx_rings[q_num]->q_vector->rx)) |
| return -EINVAL; |
| } else if (q_num < vsi->num_txq) { |
| if (ice_get_rc_coalesce(ec, |
| &vsi->tx_rings[q_num]->q_vector->tx)) |
| return -EINVAL; |
| } else { |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * __ice_get_coalesce - get ITR/INTRL values for the device |
| * @netdev: pointer to the netdev associated with this query |
| * @ec: ethtool structure to fill with driver's coalesce settings |
| * @q_num: queue number to get the coalesce settings for |
| * |
| * If the caller passes in a negative q_num then we return coalesce settings |
| * based on queue number 0, else use the actual q_num passed in. |
| */ |
| static int |
| __ice_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, |
| int q_num) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| |
| if (q_num < 0) |
| q_num = 0; |
| |
| if (ice_get_q_coalesce(vsi, ec, q_num)) |
| return -EINVAL; |
| |
| return 0; |
| } |
| |
| static int ice_get_coalesce(struct net_device *netdev, |
| struct ethtool_coalesce *ec, |
| struct kernel_ethtool_coalesce *kernel_coal, |
| struct netlink_ext_ack *extack) |
| { |
| return __ice_get_coalesce(netdev, ec, -1); |
| } |
| |
| static int |
| ice_get_per_q_coalesce(struct net_device *netdev, u32 q_num, |
| struct ethtool_coalesce *ec) |
| { |
| return __ice_get_coalesce(netdev, ec, q_num); |
| } |
| |
| /** |
| * ice_set_rc_coalesce - set ITR values for specific ring container |
| * @ec: ethtool structure from user to update ITR settings |
| * @rc: ring container that the ITR values will come from |
| * @vsi: VSI associated to the ring container |
| * |
| * Set specific ITR values. This is done per ice_ring_container because each |
| * q_vector can have 1 or more rings and all of said ring(s) will have the same |
| * ITR values. |
| * |
| * Returns 0 on success, negative otherwise. |
| */ |
| static int |
| ice_set_rc_coalesce(struct ethtool_coalesce *ec, |
| struct ice_ring_container *rc, struct ice_vsi *vsi) |
| { |
| const char *c_type_str = (rc->type == ICE_RX_CONTAINER) ? "rx" : "tx"; |
| u32 use_adaptive_coalesce, coalesce_usecs; |
| struct ice_pf *pf = vsi->back; |
| u16 itr_setting; |
| |
| if (!rc->rx_ring) |
| return -EINVAL; |
| |
| switch (rc->type) { |
| case ICE_RX_CONTAINER: |
| { |
| struct ice_q_vector *q_vector = rc->rx_ring->q_vector; |
| |
| if (ec->rx_coalesce_usecs_high > ICE_MAX_INTRL || |
| (ec->rx_coalesce_usecs_high && |
| ec->rx_coalesce_usecs_high < pf->hw.intrl_gran)) { |
| netdev_info(vsi->netdev, "Invalid value, %s-usecs-high valid values are 0 (disabled), %d-%d\n", |
| c_type_str, pf->hw.intrl_gran, |
| ICE_MAX_INTRL); |
| return -EINVAL; |
| } |
| if (ec->rx_coalesce_usecs_high != q_vector->intrl && |
| (ec->use_adaptive_rx_coalesce || ec->use_adaptive_tx_coalesce)) { |
| netdev_info(vsi->netdev, "Invalid value, %s-usecs-high cannot be changed if adaptive-tx or adaptive-rx is enabled\n", |
| c_type_str); |
| return -EINVAL; |
| } |
| if (ec->rx_coalesce_usecs_high != q_vector->intrl) |
| q_vector->intrl = ec->rx_coalesce_usecs_high; |
| |
| use_adaptive_coalesce = ec->use_adaptive_rx_coalesce; |
| coalesce_usecs = ec->rx_coalesce_usecs; |
| |
| break; |
| } |
| case ICE_TX_CONTAINER: |
| use_adaptive_coalesce = ec->use_adaptive_tx_coalesce; |
| coalesce_usecs = ec->tx_coalesce_usecs; |
| |
| break; |
| default: |
| dev_dbg(ice_pf_to_dev(pf), "Invalid container type %d\n", |
| rc->type); |
| return -EINVAL; |
| } |
| |
| itr_setting = rc->itr_setting; |
| if (coalesce_usecs != itr_setting && use_adaptive_coalesce) { |
| netdev_info(vsi->netdev, "%s interrupt throttling cannot be changed if adaptive-%s is enabled\n", |
| c_type_str, c_type_str); |
| return -EINVAL; |
| } |
| |
| if (coalesce_usecs > ICE_ITR_MAX) { |
| netdev_info(vsi->netdev, "Invalid value, %s-usecs range is 0-%d\n", |
| c_type_str, ICE_ITR_MAX); |
| return -EINVAL; |
| } |
| |
| if (use_adaptive_coalesce) { |
| rc->itr_mode = ITR_DYNAMIC; |
| } else { |
| rc->itr_mode = ITR_STATIC; |
| /* store user facing value how it was set */ |
| rc->itr_setting = coalesce_usecs; |
| /* write the change to the register */ |
| ice_write_itr(rc, coalesce_usecs); |
| /* force writes to take effect immediately, the flush shouldn't |
| * be done in the functions above because the intent is for |
| * them to do lazy writes. |
| */ |
| ice_flush(&pf->hw); |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * ice_set_q_coalesce - set a queue's ITR/INTRL (coalesce) settings |
| * @vsi: VSI associated to the queue that need updating |
| * @ec: coalesce settings to program the device with |
| * @q_num: update ITR/INTRL (coalesce) settings for this queue number/index |
| * |
| * Return 0 on success, and negative under the following conditions: |
| * 1. Setting Tx or Rx ITR/INTRL (coalesce) settings failed. |
| * 2. The q_num passed in is not a valid number/index for Tx and Rx rings. |
| */ |
| static int |
| ice_set_q_coalesce(struct ice_vsi *vsi, struct ethtool_coalesce *ec, int q_num) |
| { |
| if (q_num < vsi->num_rxq && q_num < vsi->num_txq) { |
| if (ice_set_rc_coalesce(ec, |
| &vsi->rx_rings[q_num]->q_vector->rx, |
| vsi)) |
| return -EINVAL; |
| |
| if (ice_set_rc_coalesce(ec, |
| &vsi->tx_rings[q_num]->q_vector->tx, |
| vsi)) |
| return -EINVAL; |
| } else if (q_num < vsi->num_rxq) { |
| if (ice_set_rc_coalesce(ec, |
| &vsi->rx_rings[q_num]->q_vector->rx, |
| vsi)) |
| return -EINVAL; |
| } else if (q_num < vsi->num_txq) { |
| if (ice_set_rc_coalesce(ec, |
| &vsi->tx_rings[q_num]->q_vector->tx, |
| vsi)) |
| return -EINVAL; |
| } else { |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * ice_print_if_odd_usecs - print message if user tries to set odd [tx|rx]-usecs |
| * @netdev: netdev used for print |
| * @itr_setting: previous user setting |
| * @use_adaptive_coalesce: if adaptive coalesce is enabled or being enabled |
| * @coalesce_usecs: requested value of [tx|rx]-usecs |
| * @c_type_str: either "rx" or "tx" to match user set field of [tx|rx]-usecs |
| */ |
| static void |
| ice_print_if_odd_usecs(struct net_device *netdev, u16 itr_setting, |
| u32 use_adaptive_coalesce, u32 coalesce_usecs, |
| const char *c_type_str) |
| { |
| if (use_adaptive_coalesce) |
| return; |
| |
| if (itr_setting != coalesce_usecs && (coalesce_usecs % 2)) |
| 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", |
| c_type_str, coalesce_usecs, c_type_str, |
| ITR_REG_ALIGN(coalesce_usecs)); |
| } |
| |
| /** |
| * __ice_set_coalesce - set ITR/INTRL values for the device |
| * @netdev: pointer to the netdev associated with this query |
| * @ec: ethtool structure to fill with driver's coalesce settings |
| * @q_num: queue number to get the coalesce settings for |
| * |
| * If the caller passes in a negative q_num then we set the coalesce settings |
| * for all Tx/Rx queues, else use the actual q_num passed in. |
| */ |
| static int |
| __ice_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, |
| int q_num) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| |
| if (q_num < 0) { |
| struct ice_q_vector *q_vector = vsi->q_vectors[0]; |
| int v_idx; |
| |
| if (q_vector) { |
| ice_print_if_odd_usecs(netdev, q_vector->rx.itr_setting, |
| ec->use_adaptive_rx_coalesce, |
| ec->rx_coalesce_usecs, "rx"); |
| |
| ice_print_if_odd_usecs(netdev, q_vector->tx.itr_setting, |
| ec->use_adaptive_tx_coalesce, |
| ec->tx_coalesce_usecs, "tx"); |
| } |
| |
| ice_for_each_q_vector(vsi, v_idx) { |
| /* In some cases if DCB is configured the num_[rx|tx]q |
| * can be less than vsi->num_q_vectors. This check |
| * accounts for that so we don't report a false failure |
| */ |
| if (v_idx >= vsi->num_rxq && v_idx >= vsi->num_txq) |
| goto set_complete; |
| |
| if (ice_set_q_coalesce(vsi, ec, v_idx)) |
| return -EINVAL; |
| |
| ice_set_q_vector_intrl(vsi->q_vectors[v_idx]); |
| } |
| goto set_complete; |
| } |
| |
| if (ice_set_q_coalesce(vsi, ec, q_num)) |
| return -EINVAL; |
| |
| ice_set_q_vector_intrl(vsi->q_vectors[q_num]); |
| |
| set_complete: |
| return 0; |
| } |
| |
| static int ice_set_coalesce(struct net_device *netdev, |
| struct ethtool_coalesce *ec, |
| struct kernel_ethtool_coalesce *kernel_coal, |
| struct netlink_ext_ack *extack) |
| { |
| return __ice_set_coalesce(netdev, ec, -1); |
| } |
| |
| static int |
| ice_set_per_q_coalesce(struct net_device *netdev, u32 q_num, |
| struct ethtool_coalesce *ec) |
| { |
| return __ice_set_coalesce(netdev, ec, q_num); |
| } |
| |
| static void |
| ice_repr_get_drvinfo(struct net_device *netdev, |
| struct ethtool_drvinfo *drvinfo) |
| { |
| struct ice_repr *repr = ice_netdev_to_repr(netdev); |
| |
| if (ice_check_vf_ready_for_cfg(repr->vf)) |
| return; |
| |
| __ice_get_drvinfo(netdev, drvinfo, repr->src_vsi); |
| } |
| |
| static void |
| ice_repr_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
| { |
| struct ice_repr *repr = ice_netdev_to_repr(netdev); |
| |
| /* for port representors only ETH_SS_STATS is supported */ |
| if (ice_check_vf_ready_for_cfg(repr->vf) || |
| stringset != ETH_SS_STATS) |
| return; |
| |
| __ice_get_strings(netdev, stringset, data, repr->src_vsi); |
| } |
| |
| static void |
| ice_repr_get_ethtool_stats(struct net_device *netdev, |
| struct ethtool_stats __always_unused *stats, |
| u64 *data) |
| { |
| struct ice_repr *repr = ice_netdev_to_repr(netdev); |
| |
| if (ice_check_vf_ready_for_cfg(repr->vf)) |
| return; |
| |
| __ice_get_ethtool_stats(netdev, stats, data, repr->src_vsi); |
| } |
| |
| static int ice_repr_get_sset_count(struct net_device *netdev, int sset) |
| { |
| switch (sset) { |
| case ETH_SS_STATS: |
| return ICE_VSI_STATS_LEN; |
| default: |
| return -EOPNOTSUPP; |
| } |
| } |
| |
| #define ICE_I2C_EEPROM_DEV_ADDR 0xA0 |
| #define ICE_I2C_EEPROM_DEV_ADDR2 0xA2 |
| #define ICE_MODULE_TYPE_SFP 0x03 |
| #define ICE_MODULE_TYPE_QSFP_PLUS 0x0D |
| #define ICE_MODULE_TYPE_QSFP28 0x11 |
| #define ICE_MODULE_SFF_ADDR_MODE 0x04 |
| #define ICE_MODULE_SFF_DIAG_CAPAB 0x40 |
| #define ICE_MODULE_REVISION_ADDR 0x01 |
| #define ICE_MODULE_SFF_8472_COMP 0x5E |
| #define ICE_MODULE_SFF_8472_SWAP 0x5C |
| #define ICE_MODULE_QSFP_MAX_LEN 640 |
| |
| /** |
| * ice_get_module_info - get SFF module type and revision information |
| * @netdev: network interface device structure |
| * @modinfo: module EEPROM size and layout information structure |
| */ |
| static int |
| ice_get_module_info(struct net_device *netdev, |
| struct ethtool_modinfo *modinfo) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| struct ice_hw *hw = &pf->hw; |
| u8 sff8472_comp = 0; |
| u8 sff8472_swap = 0; |
| u8 sff8636_rev = 0; |
| u8 value = 0; |
| int status; |
| |
| status = ice_aq_sff_eeprom(hw, 0, ICE_I2C_EEPROM_DEV_ADDR, 0x00, 0x00, |
| 0, &value, 1, 0, NULL); |
| if (status) |
| return status; |
| |
| switch (value) { |
| case ICE_MODULE_TYPE_SFP: |
| status = ice_aq_sff_eeprom(hw, 0, ICE_I2C_EEPROM_DEV_ADDR, |
| ICE_MODULE_SFF_8472_COMP, 0x00, 0, |
| &sff8472_comp, 1, 0, NULL); |
| if (status) |
| return status; |
| status = ice_aq_sff_eeprom(hw, 0, ICE_I2C_EEPROM_DEV_ADDR, |
| ICE_MODULE_SFF_8472_SWAP, 0x00, 0, |
| &sff8472_swap, 1, 0, NULL); |
| if (status) |
| return status; |
| |
| if (sff8472_swap & ICE_MODULE_SFF_ADDR_MODE) { |
| modinfo->type = ETH_MODULE_SFF_8079; |
| modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; |
| } else if (sff8472_comp && |
| (sff8472_swap & ICE_MODULE_SFF_DIAG_CAPAB)) { |
| modinfo->type = ETH_MODULE_SFF_8472; |
| modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; |
| } else { |
| modinfo->type = ETH_MODULE_SFF_8079; |
| modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; |
| } |
| break; |
| case ICE_MODULE_TYPE_QSFP_PLUS: |
| case ICE_MODULE_TYPE_QSFP28: |
| status = ice_aq_sff_eeprom(hw, 0, ICE_I2C_EEPROM_DEV_ADDR, |
| ICE_MODULE_REVISION_ADDR, 0x00, 0, |
| &sff8636_rev, 1, 0, NULL); |
| if (status) |
| return status; |
| /* Check revision compliance */ |
| if (sff8636_rev > 0x02) { |
| /* Module is SFF-8636 compliant */ |
| modinfo->type = ETH_MODULE_SFF_8636; |
| modinfo->eeprom_len = ICE_MODULE_QSFP_MAX_LEN; |
| } else { |
| modinfo->type = ETH_MODULE_SFF_8436; |
| modinfo->eeprom_len = ICE_MODULE_QSFP_MAX_LEN; |
| } |
| break; |
| default: |
| netdev_warn(netdev, "SFF Module Type not recognized.\n"); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| /** |
| * ice_get_module_eeprom - fill buffer with SFF EEPROM contents |
| * @netdev: network interface device structure |
| * @ee: EEPROM dump request structure |
| * @data: buffer to be filled with EEPROM contents |
| */ |
| static int |
| ice_get_module_eeprom(struct net_device *netdev, |
| struct ethtool_eeprom *ee, u8 *data) |
| { |
| struct ice_netdev_priv *np = netdev_priv(netdev); |
| #define SFF_READ_BLOCK_SIZE 8 |
| u8 value[SFF_READ_BLOCK_SIZE] = { 0 }; |
| u8 addr = ICE_I2C_EEPROM_DEV_ADDR; |
| struct ice_vsi *vsi = np->vsi; |
| struct ice_pf *pf = vsi->back; |
| struct ice_hw *hw = &pf->hw; |
| bool is_sfp = false; |
| unsigned int i, j; |
| u16 offset = 0; |
| u8 page = 0; |
| int status; |
| |
| if (!ee || !ee->len || !data) |
| return -EINVAL; |
| |
| status = ice_aq_sff_eeprom(hw, 0, addr, offset, page, 0, value, 1, 0, |
| NULL); |
| if (status) |
| return status; |
| |
| if (value[0] == ICE_MODULE_TYPE_SFP) |
| is_sfp = true; |
| |
| memset(data, 0, ee->len); |
| for (i = 0; i < ee->len; i += SFF_READ_BLOCK_SIZE) { |
| offset = i + ee->offset; |
| page = 0; |
| |
| /* Check if we need to access the other memory page */ |
| if (is_sfp) { |
| if (offset >= ETH_MODULE_SFF_8079_LEN) { |
| offset -= ETH_MODULE_SFF_8079_LEN; |
| addr = ICE_I2C_EEPROM_DEV_ADDR2; |
| } |
| } else { |
| while (offset >= ETH_MODULE_SFF_8436_LEN) { |
| /* Compute memory page number and offset. */ |
| offset -= ETH_MODULE_SFF_8436_LEN / 2; |
| page++; |
| } |
| } |
| |
| /* Bit 2 of EEPROM address 0x02 declares upper |
| * pages are disabled on QSFP modules. |
| * SFP modules only ever use page 0. |
| */ |
| if (page == 0 || !(data[0x2] & 0x4)) { |
| /* If i2c bus is busy due to slow page change or |
| * link management access, call can fail. This is normal. |
| * So we retry this a few times. |
| */ |
| for (j = 0; j < 4; j++) { |
| status = ice_aq_sff_eeprom(hw, 0, addr, offset, page, |
| !is_sfp, value, |
| SFF_READ_BLOCK_SIZE, |
| 0, NULL); |
| netdev_dbg(netdev, "SFF %02X %02X %02X %X = %02X%02X%02X%02X.%02X%02X%02X%02X (%X)\n", |
| addr, offset, page, is_sfp, |
| value[0], value[1], value[2], value[3], |
| value[4], value[5], value[6], value[7], |
| status); |
| if (status) { |
| usleep_range(1500, 2500); |
| memset(value, 0, SFF_READ_BLOCK_SIZE); |
| continue; |
| } |
| break; |
| } |
| |
| /* Make sure we have enough room for the new block */ |
| if ((i + SFF_READ_BLOCK_SIZE) < ee->len) |
| memcpy(data + i, value, SFF_READ_BLOCK_SIZE); |
| } |
| } |
| return 0; |
| } |
| |
| static const struct ethtool_ops ice_ethtool_ops = { |
| .supported_coalesce_params = ETHTOOL_COALESCE_USECS | |
| ETHTOOL_COALESCE_USE_ADAPTIVE | |
| ETHTOOL_COALESCE_RX_USECS_HIGH, |
| .get_link_ksettings = ice_get_link_ksettings, |
| .set_link_ksettings = ice_set_link_ksettings, |
| .get_drvinfo = ice_get_drvinfo, |
| .get_regs_len = ice_get_regs_len, |
| .get_regs = ice_get_regs, |
| .get_wol = ice_get_wol, |
| .set_wol = ice_set_wol, |
| .get_msglevel = ice_get_msglevel, |
| .set_msglevel = ice_set_msglevel, |
| .self_test = ice_self_test, |
| .get_link = ethtool_op_get_link, |
| .get_eeprom_len = ice_get_eeprom_len, |
| .get_eeprom = ice_get_eeprom, |
| .get_coalesce = ice_get_coalesce, |
| .set_coalesce = ice_set_coalesce, |
| .get_strings = ice_get_strings, |
| .set_phys_id = ice_set_phys_id, |
| .get_ethtool_stats = ice_get_ethtool_stats, |
| .get_priv_flags = ice_get_priv_flags, |
| .set_priv_flags = ice_set_priv_flags, |
| .get_sset_count = ice_get_sset_count, |
| .get_rxnfc = ice_get_rxnfc, |
| .set_rxnfc = ice_set_rxnfc, |
| .get_ringparam = ice_get_ringparam, |
| .set_ringparam = ice_set_ringparam, |
| .nway_reset = ice_nway_reset, |
| .get_pauseparam = ice_get_pauseparam, |
| .set_pauseparam = ice_set_pauseparam, |
| .get_rxfh_key_size = ice_get_rxfh_key_size, |
| .get_rxfh_indir_size = ice_get_rxfh_indir_size, |
| .get_rxfh = ice_get_rxfh, |
| .set_rxfh = ice_set_rxfh, |
| .get_channels = ice_get_channels, |
| .set_channels = ice_set_channels, |
| .get_ts_info = ice_get_ts_info, |
| .get_per_queue_coalesce = ice_get_per_q_coalesce, |
| .set_per_queue_coalesce = ice_set_per_q_coalesce, |
| .get_fecparam = ice_get_fecparam, |
| .set_fecparam = ice_set_fecparam, |
| .get_module_info = ice_get_module_info, |
| .get_module_eeprom = ice_get_module_eeprom, |
| }; |
| |
| static const struct ethtool_ops ice_ethtool_safe_mode_ops = { |
| .get_link_ksettings = ice_get_link_ksettings, |
| .set_link_ksettings = ice_set_link_ksettings, |
| .get_drvinfo = ice_get_drvinfo, |
| .get_regs_len = ice_get_regs_len, |
| .get_regs = ice_get_regs, |
| .get_wol = ice_get_wol, |
| .set_wol = ice_set_wol, |
| .get_msglevel = ice_get_msglevel, |
| .set_msglevel = ice_set_msglevel, |
| .get_link = ethtool_op_get_link, |
| .get_eeprom_len = ice_get_eeprom_len, |
| .get_eeprom = ice_get_eeprom, |
| .get_strings = ice_get_strings, |
| .get_ethtool_stats = ice_get_ethtool_stats, |
| .get_sset_count = ice_get_sset_count, |
| .get_ringparam = ice_get_ringparam, |
| .set_ringparam = ice_set_ringparam, |
| .nway_reset = ice_nway_reset, |
| .get_channels = ice_get_channels, |
| }; |
| |
| /** |
| * ice_set_ethtool_safe_mode_ops - setup safe mode ethtool ops |
| * @netdev: network interface device structure |
| */ |
| void ice_set_ethtool_safe_mode_ops(struct net_device *netdev) |
| { |
| netdev->ethtool_ops = &ice_ethtool_safe_mode_ops; |
| } |
| |
| static const struct ethtool_ops ice_ethtool_repr_ops = { |
| .get_drvinfo = ice_repr_get_drvinfo, |
| .get_link = ethtool_op_get_link, |
| .get_strings = ice_repr_get_strings, |
| .get_ethtool_stats = ice_repr_get_ethtool_stats, |
| .get_sset_count = ice_repr_get_sset_count, |
| }; |
| |
| /** |
| * ice_set_ethtool_repr_ops - setup VF's port representor ethtool ops |
| * @netdev: network interface device structure |
| */ |
| void ice_set_ethtool_repr_ops(struct net_device *netdev) |
| { |
| netdev->ethtool_ops = &ice_ethtool_repr_ops; |
| } |
| |
| /** |
| * ice_set_ethtool_ops - setup netdev ethtool ops |
| * @netdev: network interface device structure |
| * |
| * setup netdev ethtool ops with ice specific ops |
| */ |
| void ice_set_ethtool_ops(struct net_device *netdev) |
| { |
| netdev->ethtool_ops = &ice_ethtool_ops; |
| } |