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linuxdebug/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c

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null pointer error
2024-07-16 15:50:57 +02:00
// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
/* Copyright (c) 2020 Mellanox Technologies. All rights reserved */
#include "reg.h"
#include "core.h"
#include "spectrum.h"
#include "core_env.h"
static const char mlxsw_sp_driver_version[] = "1.0";
static void mlxsw_sp_port_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *drvinfo)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
strscpy(drvinfo->driver, mlxsw_sp->bus_info->device_kind,
sizeof(drvinfo->driver));
strscpy(drvinfo->version, mlxsw_sp_driver_version,
sizeof(drvinfo->version));
snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
"%d.%d.%d",
mlxsw_sp->bus_info->fw_rev.major,
mlxsw_sp->bus_info->fw_rev.minor,
mlxsw_sp->bus_info->fw_rev.subminor);
strscpy(drvinfo->bus_info, mlxsw_sp->bus_info->device_name,
sizeof(drvinfo->bus_info));
}
struct mlxsw_sp_ethtool_link_ext_state_opcode_mapping {
u32 status_opcode;
enum ethtool_link_ext_state link_ext_state;
u8 link_ext_substate;
};
static const struct mlxsw_sp_ethtool_link_ext_state_opcode_mapping
mlxsw_sp_link_ext_state_opcode_map[] = {
{2, ETHTOOL_LINK_EXT_STATE_AUTONEG,
ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED},
{3, ETHTOOL_LINK_EXT_STATE_AUTONEG,
ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED},
{4, ETHTOOL_LINK_EXT_STATE_AUTONEG,
ETHTOOL_LINK_EXT_SUBSTATE_AN_NEXT_PAGE_EXCHANGE_FAILED},
{36, ETHTOOL_LINK_EXT_STATE_AUTONEG,
ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED_FORCE_MODE},
{38, ETHTOOL_LINK_EXT_STATE_AUTONEG,
ETHTOOL_LINK_EXT_SUBSTATE_AN_FEC_MISMATCH_DURING_OVERRIDE},
{39, ETHTOOL_LINK_EXT_STATE_AUTONEG,
ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD},
{5, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_FRAME_LOCK_NOT_ACQUIRED},
{6, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT},
{7, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY},
{8, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 0},
{14, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT},
{9, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK},
{10, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_AM_LOCK},
{11, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_GET_ALIGN_STATUS},
{12, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED},
{13, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED},
{15, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 0},
{17, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS},
{42, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
ETHTOOL_LINK_EXT_SUBSTATE_BSI_UNSUPPORTED_RATE},
{1024, ETHTOOL_LINK_EXT_STATE_NO_CABLE, 0},
{16, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE,
ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE},
{20, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE,
ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE},
{29, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE,
ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE},
{1025, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE,
ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE},
{1029, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE,
ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE},
{1031, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 0},
{1027, ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 0},
{23, ETHTOOL_LINK_EXT_STATE_CALIBRATION_FAILURE, 0},
{1032, ETHTOOL_LINK_EXT_STATE_POWER_BUDGET_EXCEEDED, 0},
{1030, ETHTOOL_LINK_EXT_STATE_OVERHEAT, 0},
{1042, ETHTOOL_LINK_EXT_STATE_MODULE,
ETHTOOL_LINK_EXT_SUBSTATE_MODULE_CMIS_NOT_READY},
};
static void
mlxsw_sp_port_set_link_ext_state(struct mlxsw_sp_ethtool_link_ext_state_opcode_mapping
link_ext_state_mapping,
struct ethtool_link_ext_state_info *link_ext_state_info)
{
switch (link_ext_state_mapping.link_ext_state) {
case ETHTOOL_LINK_EXT_STATE_AUTONEG:
link_ext_state_info->autoneg =
link_ext_state_mapping.link_ext_substate;
break;
case ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE:
link_ext_state_info->link_training =
link_ext_state_mapping.link_ext_substate;
break;
case ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH:
link_ext_state_info->link_logical_mismatch =
link_ext_state_mapping.link_ext_substate;
break;
case ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY:
link_ext_state_info->bad_signal_integrity =
link_ext_state_mapping.link_ext_substate;
break;
case ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE:
link_ext_state_info->cable_issue =
link_ext_state_mapping.link_ext_substate;
break;
case ETHTOOL_LINK_EXT_STATE_MODULE:
link_ext_state_info->module =
link_ext_state_mapping.link_ext_substate;
break;
default:
break;
}
link_ext_state_info->link_ext_state = link_ext_state_mapping.link_ext_state;
}
static int
mlxsw_sp_port_get_link_ext_state(struct net_device *dev,
struct ethtool_link_ext_state_info *link_ext_state_info)
{
struct mlxsw_sp_ethtool_link_ext_state_opcode_mapping link_ext_state_mapping;
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
char pddr_pl[MLXSW_REG_PDDR_LEN];
int opcode, err, i;
u32 status_opcode;
if (netif_carrier_ok(dev))
return -ENODATA;
mlxsw_reg_pddr_pack(pddr_pl, mlxsw_sp_port->local_port,
MLXSW_REG_PDDR_PAGE_SELECT_TROUBLESHOOTING_INFO);
opcode = MLXSW_REG_PDDR_TRBLSH_GROUP_OPCODE_MONITOR;
mlxsw_reg_pddr_trblsh_group_opcode_set(pddr_pl, opcode);
err = mlxsw_reg_query(mlxsw_sp_port->mlxsw_sp->core, MLXSW_REG(pddr),
pddr_pl);
if (err)
return err;
status_opcode = mlxsw_reg_pddr_trblsh_status_opcode_get(pddr_pl);
if (!status_opcode)
return -ENODATA;
for (i = 0; i < ARRAY_SIZE(mlxsw_sp_link_ext_state_opcode_map); i++) {
link_ext_state_mapping = mlxsw_sp_link_ext_state_opcode_map[i];
if (link_ext_state_mapping.status_opcode == status_opcode) {
mlxsw_sp_port_set_link_ext_state(link_ext_state_mapping,
link_ext_state_info);
return 0;
}
}
return -ENODATA;
}
static void mlxsw_sp_port_get_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
pause->rx_pause = mlxsw_sp_port->link.rx_pause;
pause->tx_pause = mlxsw_sp_port->link.tx_pause;
}
static int mlxsw_sp_port_pause_set(struct mlxsw_sp_port *mlxsw_sp_port,
struct ethtool_pauseparam *pause)
{
char pfcc_pl[MLXSW_REG_PFCC_LEN];
mlxsw_reg_pfcc_pack(pfcc_pl, mlxsw_sp_port->local_port);
mlxsw_reg_pfcc_pprx_set(pfcc_pl, pause->rx_pause);
mlxsw_reg_pfcc_pptx_set(pfcc_pl, pause->tx_pause);
return mlxsw_reg_write(mlxsw_sp_port->mlxsw_sp->core, MLXSW_REG(pfcc),
pfcc_pl);
}
/* Maximum delay buffer needed in case of PAUSE frames. Similar to PFC delay, but is
* measured in bytes. Assumes 100m cable and does not take into account MTU.
*/
#define MLXSW_SP_PAUSE_DELAY_BYTES 19476
static int mlxsw_sp_port_set_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
bool pause_en = pause->tx_pause || pause->rx_pause;
struct mlxsw_sp_hdroom orig_hdroom;
struct mlxsw_sp_hdroom hdroom;
int prio;
int err;
if (mlxsw_sp_port->dcb.pfc && mlxsw_sp_port->dcb.pfc->pfc_en) {
netdev_err(dev, "PFC already enabled on port\n");
return -EINVAL;
}
if (pause->autoneg) {
netdev_err(dev, "PAUSE frames autonegotiation isn't supported\n");
return -EINVAL;
}
orig_hdroom = *mlxsw_sp_port->hdroom;
hdroom = orig_hdroom;
if (pause_en)
hdroom.delay_bytes = MLXSW_SP_PAUSE_DELAY_BYTES;
else
hdroom.delay_bytes = 0;
for (prio = 0; prio < IEEE_8021QAZ_MAX_TCS; prio++)
hdroom.prios.prio[prio].lossy = !pause_en;
mlxsw_sp_hdroom_bufs_reset_lossiness(&hdroom);
mlxsw_sp_hdroom_bufs_reset_sizes(mlxsw_sp_port, &hdroom);
err = mlxsw_sp_hdroom_configure(mlxsw_sp_port, &hdroom);
if (err) {
netdev_err(dev, "Failed to configure port's headroom\n");
return err;
}
err = mlxsw_sp_port_pause_set(mlxsw_sp_port, pause);
if (err) {
netdev_err(dev, "Failed to set PAUSE parameters\n");
goto err_port_pause_configure;
}
mlxsw_sp_port->link.rx_pause = pause->rx_pause;
mlxsw_sp_port->link.tx_pause = pause->tx_pause;
return 0;
err_port_pause_configure:
mlxsw_sp_hdroom_configure(mlxsw_sp_port, &orig_hdroom);
return err;
}
struct mlxsw_sp_port_hw_stats {
char str[ETH_GSTRING_LEN];
u64 (*getter)(const char *payload);
bool cells_bytes;
};
static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_stats[] = {
{
.str = "a_frames_transmitted_ok",
.getter = mlxsw_reg_ppcnt_a_frames_transmitted_ok_get,
},
{
.str = "a_frames_received_ok",
.getter = mlxsw_reg_ppcnt_a_frames_received_ok_get,
},
{
.str = "a_frame_check_sequence_errors",
.getter = mlxsw_reg_ppcnt_a_frame_check_sequence_errors_get,
},
{
.str = "a_alignment_errors",
.getter = mlxsw_reg_ppcnt_a_alignment_errors_get,
},
{
.str = "a_octets_transmitted_ok",
.getter = mlxsw_reg_ppcnt_a_octets_transmitted_ok_get,
},
{
.str = "a_octets_received_ok",
.getter = mlxsw_reg_ppcnt_a_octets_received_ok_get,
},
{
.str = "a_multicast_frames_xmitted_ok",
.getter = mlxsw_reg_ppcnt_a_multicast_frames_xmitted_ok_get,
},
{
.str = "a_broadcast_frames_xmitted_ok",
.getter = mlxsw_reg_ppcnt_a_broadcast_frames_xmitted_ok_get,
},
{
.str = "a_multicast_frames_received_ok",
.getter = mlxsw_reg_ppcnt_a_multicast_frames_received_ok_get,
},
{
.str = "a_broadcast_frames_received_ok",
.getter = mlxsw_reg_ppcnt_a_broadcast_frames_received_ok_get,
},
{
.str = "a_in_range_length_errors",
.getter = mlxsw_reg_ppcnt_a_in_range_length_errors_get,
},
{
.str = "a_out_of_range_length_field",
.getter = mlxsw_reg_ppcnt_a_out_of_range_length_field_get,
},
{
.str = "a_frame_too_long_errors",
.getter = mlxsw_reg_ppcnt_a_frame_too_long_errors_get,
},
{
.str = "a_symbol_error_during_carrier",
.getter = mlxsw_reg_ppcnt_a_symbol_error_during_carrier_get,
},
{
.str = "a_mac_control_frames_transmitted",
.getter = mlxsw_reg_ppcnt_a_mac_control_frames_transmitted_get,
},
{
.str = "a_mac_control_frames_received",
.getter = mlxsw_reg_ppcnt_a_mac_control_frames_received_get,
},
{
.str = "a_unsupported_opcodes_received",
.getter = mlxsw_reg_ppcnt_a_unsupported_opcodes_received_get,
},
{
.str = "a_pause_mac_ctrl_frames_received",
.getter = mlxsw_reg_ppcnt_a_pause_mac_ctrl_frames_received_get,
},
{
.str = "a_pause_mac_ctrl_frames_xmitted",
.getter = mlxsw_reg_ppcnt_a_pause_mac_ctrl_frames_transmitted_get,
},
};
#define MLXSW_SP_PORT_HW_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_stats)
static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_rfc_2863_stats[] = {
{
.str = "if_in_discards",
.getter = mlxsw_reg_ppcnt_if_in_discards_get,
},
{
.str = "if_out_discards",
.getter = mlxsw_reg_ppcnt_if_out_discards_get,
},
{
.str = "if_out_errors",
.getter = mlxsw_reg_ppcnt_if_out_errors_get,
},
};
#define MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN \
ARRAY_SIZE(mlxsw_sp_port_hw_rfc_2863_stats)
static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_rfc_2819_stats[] = {
{
.str = "ether_stats_undersize_pkts",
.getter = mlxsw_reg_ppcnt_ether_stats_undersize_pkts_get,
},
{
.str = "ether_stats_oversize_pkts",
.getter = mlxsw_reg_ppcnt_ether_stats_oversize_pkts_get,
},
{
.str = "ether_stats_fragments",
.getter = mlxsw_reg_ppcnt_ether_stats_fragments_get,
},
{
.str = "ether_pkts64octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts64octets_get,
},
{
.str = "ether_pkts65to127octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts65to127octets_get,
},
{
.str = "ether_pkts128to255octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts128to255octets_get,
},
{
.str = "ether_pkts256to511octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts256to511octets_get,
},
{
.str = "ether_pkts512to1023octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts512to1023octets_get,
},
{
.str = "ether_pkts1024to1518octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts1024to1518octets_get,
},
{
.str = "ether_pkts1519to2047octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts1519to2047octets_get,
},
{
.str = "ether_pkts2048to4095octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts2048to4095octets_get,
},
{
.str = "ether_pkts4096to8191octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts4096to8191octets_get,
},
{
.str = "ether_pkts8192to10239octets",
.getter = mlxsw_reg_ppcnt_ether_stats_pkts8192to10239octets_get,
},
};
#define MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN \
ARRAY_SIZE(mlxsw_sp_port_hw_rfc_2819_stats)
static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_rfc_3635_stats[] = {
{
.str = "dot3stats_fcs_errors",
.getter = mlxsw_reg_ppcnt_dot3stats_fcs_errors_get,
},
{
.str = "dot3stats_symbol_errors",
.getter = mlxsw_reg_ppcnt_dot3stats_symbol_errors_get,
},
{
.str = "dot3control_in_unknown_opcodes",
.getter = mlxsw_reg_ppcnt_dot3control_in_unknown_opcodes_get,
},
{
.str = "dot3in_pause_frames",
.getter = mlxsw_reg_ppcnt_dot3in_pause_frames_get,
},
};
#define MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN \
ARRAY_SIZE(mlxsw_sp_port_hw_rfc_3635_stats)
static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_ext_stats[] = {
{
.str = "ecn_marked",
.getter = mlxsw_reg_ppcnt_ecn_marked_get,
},
};
#define MLXSW_SP_PORT_HW_EXT_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_ext_stats)
static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_discard_stats[] = {
{
.str = "discard_ingress_general",
.getter = mlxsw_reg_ppcnt_ingress_general_get,
},
{
.str = "discard_ingress_policy_engine",
.getter = mlxsw_reg_ppcnt_ingress_policy_engine_get,
},
{
.str = "discard_ingress_vlan_membership",
.getter = mlxsw_reg_ppcnt_ingress_vlan_membership_get,
},
{
.str = "discard_ingress_tag_frame_type",
.getter = mlxsw_reg_ppcnt_ingress_tag_frame_type_get,
},
{
.str = "discard_egress_vlan_membership",
.getter = mlxsw_reg_ppcnt_egress_vlan_membership_get,
},
{
.str = "discard_loopback_filter",
.getter = mlxsw_reg_ppcnt_loopback_filter_get,
},
{
.str = "discard_egress_general",
.getter = mlxsw_reg_ppcnt_egress_general_get,
},
{
.str = "discard_egress_hoq",
.getter = mlxsw_reg_ppcnt_egress_hoq_get,
},
{
.str = "discard_egress_policy_engine",
.getter = mlxsw_reg_ppcnt_egress_policy_engine_get,
},
{
.str = "discard_ingress_tx_link_down",
.getter = mlxsw_reg_ppcnt_ingress_tx_link_down_get,
},
{
.str = "discard_egress_stp_filter",
.getter = mlxsw_reg_ppcnt_egress_stp_filter_get,
},
{
.str = "discard_egress_sll",
.getter = mlxsw_reg_ppcnt_egress_sll_get,
},
};
#define MLXSW_SP_PORT_HW_DISCARD_STATS_LEN \
ARRAY_SIZE(mlxsw_sp_port_hw_discard_stats)
static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_prio_stats[] = {
{
.str = "rx_octets_prio",
.getter = mlxsw_reg_ppcnt_rx_octets_get,
},
{
.str = "rx_frames_prio",
.getter = mlxsw_reg_ppcnt_rx_frames_get,
},
{
.str = "tx_octets_prio",
.getter = mlxsw_reg_ppcnt_tx_octets_get,
},
{
.str = "tx_frames_prio",
.getter = mlxsw_reg_ppcnt_tx_frames_get,
},
{
.str = "rx_pause_prio",
.getter = mlxsw_reg_ppcnt_rx_pause_get,
},
{
.str = "rx_pause_duration_prio",
.getter = mlxsw_reg_ppcnt_rx_pause_duration_get,
},
{
.str = "tx_pause_prio",
.getter = mlxsw_reg_ppcnt_tx_pause_get,
},
{
.str = "tx_pause_duration_prio",
.getter = mlxsw_reg_ppcnt_tx_pause_duration_get,
},
};
#define MLXSW_SP_PORT_HW_PRIO_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_prio_stats)
static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_tc_stats[] = {
{
.str = "tc_transmit_queue_tc",
.getter = mlxsw_reg_ppcnt_tc_transmit_queue_get,
.cells_bytes = true,
},
{
.str = "tc_no_buffer_discard_uc_tc",
.getter = mlxsw_reg_ppcnt_tc_no_buffer_discard_uc_get,
},
};
#define MLXSW_SP_PORT_HW_TC_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_tc_stats)
struct mlxsw_sp_port_stats {
char str[ETH_GSTRING_LEN];
u64 (*getter)(struct mlxsw_sp_port *mlxsw_sp_port);
};
static u64
mlxsw_sp_port_get_transceiver_overheat_stats(struct mlxsw_sp_port *mlxsw_sp_port)
{
struct mlxsw_core *mlxsw_core = mlxsw_sp_port->mlxsw_sp->core;
u8 slot_index = mlxsw_sp_port->mapping.slot_index;
u8 module = mlxsw_sp_port->mapping.module;
u64 stats;
int err;
err = mlxsw_env_module_overheat_counter_get(mlxsw_core, slot_index,
module, &stats);
if (err)
return mlxsw_sp_port->module_overheat_initial_val;
return stats - mlxsw_sp_port->module_overheat_initial_val;
}
static struct mlxsw_sp_port_stats mlxsw_sp_port_transceiver_stats[] = {
{
.str = "transceiver_overheat",
.getter = mlxsw_sp_port_get_transceiver_overheat_stats,
},
};
#define MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_transceiver_stats)
#define MLXSW_SP_PORT_ETHTOOL_STATS_LEN (MLXSW_SP_PORT_HW_STATS_LEN + \
MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN + \
MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN + \
MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN + \
MLXSW_SP_PORT_HW_EXT_STATS_LEN + \
MLXSW_SP_PORT_HW_DISCARD_STATS_LEN + \
(MLXSW_SP_PORT_HW_PRIO_STATS_LEN * \
IEEE_8021QAZ_MAX_TCS) + \
(MLXSW_SP_PORT_HW_TC_STATS_LEN * \
TC_MAX_QUEUE) + \
MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN)
static void mlxsw_sp_port_get_prio_strings(u8 **p, int prio)
{
int i;
for (i = 0; i < MLXSW_SP_PORT_HW_PRIO_STATS_LEN; i++) {
snprintf(*p, ETH_GSTRING_LEN, "%.29s_%.1d",
mlxsw_sp_port_hw_prio_stats[i].str, prio);
*p += ETH_GSTRING_LEN;
}
}
static void mlxsw_sp_port_get_tc_strings(u8 **p, int tc)
{
int i;
for (i = 0; i < MLXSW_SP_PORT_HW_TC_STATS_LEN; i++) {
snprintf(*p, ETH_GSTRING_LEN, "%.29s_%.1d",
mlxsw_sp_port_hw_tc_stats[i].str, tc);
*p += ETH_GSTRING_LEN;
}
}
static void mlxsw_sp_port_get_strings(struct net_device *dev,
u32 stringset, u8 *data)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
u8 *p = data;
int i;
switch (stringset) {
case ETH_SS_STATS:
for (i = 0; i < MLXSW_SP_PORT_HW_STATS_LEN; i++) {
memcpy(p, mlxsw_sp_port_hw_stats[i].str,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
for (i = 0; i < MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN; i++) {
memcpy(p, mlxsw_sp_port_hw_rfc_2863_stats[i].str,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
for (i = 0; i < MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN; i++) {
memcpy(p, mlxsw_sp_port_hw_rfc_2819_stats[i].str,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
for (i = 0; i < MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN; i++) {
memcpy(p, mlxsw_sp_port_hw_rfc_3635_stats[i].str,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
for (i = 0; i < MLXSW_SP_PORT_HW_EXT_STATS_LEN; i++) {
memcpy(p, mlxsw_sp_port_hw_ext_stats[i].str,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
for (i = 0; i < MLXSW_SP_PORT_HW_DISCARD_STATS_LEN; i++) {
memcpy(p, mlxsw_sp_port_hw_discard_stats[i].str,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++)
mlxsw_sp_port_get_prio_strings(&p, i);
for (i = 0; i < TC_MAX_QUEUE; i++)
mlxsw_sp_port_get_tc_strings(&p, i);
mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_strings(&p);
for (i = 0; i < MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN; i++) {
memcpy(p, mlxsw_sp_port_transceiver_stats[i].str,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
break;
}
}
static int mlxsw_sp_port_set_phys_id(struct net_device *dev,
enum ethtool_phys_id_state state)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
char mlcr_pl[MLXSW_REG_MLCR_LEN];
bool active;
switch (state) {
case ETHTOOL_ID_ACTIVE:
active = true;
break;
case ETHTOOL_ID_INACTIVE:
active = false;
break;
default:
return -EOPNOTSUPP;
}
mlxsw_reg_mlcr_pack(mlcr_pl, mlxsw_sp_port->local_port, active);
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mlcr), mlcr_pl);
}
static int
mlxsw_sp_get_hw_stats_by_group(struct mlxsw_sp_port_hw_stats **p_hw_stats,
int *p_len, enum mlxsw_reg_ppcnt_grp grp)
{
switch (grp) {
case MLXSW_REG_PPCNT_IEEE_8023_CNT:
*p_hw_stats = mlxsw_sp_port_hw_stats;
*p_len = MLXSW_SP_PORT_HW_STATS_LEN;
break;
case MLXSW_REG_PPCNT_RFC_2863_CNT:
*p_hw_stats = mlxsw_sp_port_hw_rfc_2863_stats;
*p_len = MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN;
break;
case MLXSW_REG_PPCNT_RFC_2819_CNT:
*p_hw_stats = mlxsw_sp_port_hw_rfc_2819_stats;
*p_len = MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN;
break;
case MLXSW_REG_PPCNT_RFC_3635_CNT:
*p_hw_stats = mlxsw_sp_port_hw_rfc_3635_stats;
*p_len = MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN;
break;
case MLXSW_REG_PPCNT_EXT_CNT:
*p_hw_stats = mlxsw_sp_port_hw_ext_stats;
*p_len = MLXSW_SP_PORT_HW_EXT_STATS_LEN;
break;
case MLXSW_REG_PPCNT_DISCARD_CNT:
*p_hw_stats = mlxsw_sp_port_hw_discard_stats;
*p_len = MLXSW_SP_PORT_HW_DISCARD_STATS_LEN;
break;
case MLXSW_REG_PPCNT_PRIO_CNT:
*p_hw_stats = mlxsw_sp_port_hw_prio_stats;
*p_len = MLXSW_SP_PORT_HW_PRIO_STATS_LEN;
break;
case MLXSW_REG_PPCNT_TC_CNT:
*p_hw_stats = mlxsw_sp_port_hw_tc_stats;
*p_len = MLXSW_SP_PORT_HW_TC_STATS_LEN;
break;
default:
WARN_ON(1);
return -EOPNOTSUPP;
}
return 0;
}
static void __mlxsw_sp_port_get_stats(struct net_device *dev,
enum mlxsw_reg_ppcnt_grp grp, int prio,
u64 *data, int data_index)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
struct mlxsw_sp_port_hw_stats *hw_stats;
char ppcnt_pl[MLXSW_REG_PPCNT_LEN];
int i, len;
int err;
err = mlxsw_sp_get_hw_stats_by_group(&hw_stats, &len, grp);
if (err)
return;
mlxsw_sp_port_get_stats_raw(dev, grp, prio, ppcnt_pl);
for (i = 0; i < len; i++) {
data[data_index + i] = hw_stats[i].getter(ppcnt_pl);
if (!hw_stats[i].cells_bytes)
continue;
data[data_index + i] = mlxsw_sp_cells_bytes(mlxsw_sp,
data[data_index + i]);
}
}
static void __mlxsw_sp_port_get_env_stats(struct net_device *dev, u64 *data, int data_index,
struct mlxsw_sp_port_stats *port_stats,
int len)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
int i;
for (i = 0; i < len; i++)
data[data_index + i] = port_stats[i].getter(mlxsw_sp_port);
}
static void mlxsw_sp_port_get_stats(struct net_device *dev,
struct ethtool_stats *stats, u64 *data)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
int i, data_index = 0;
/* IEEE 802.3 Counters */
__mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_IEEE_8023_CNT, 0,
data, data_index);
data_index = MLXSW_SP_PORT_HW_STATS_LEN;
/* RFC 2863 Counters */
__mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_RFC_2863_CNT, 0,
data, data_index);
data_index += MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN;
/* RFC 2819 Counters */
__mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_RFC_2819_CNT, 0,
data, data_index);
data_index += MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN;
/* RFC 3635 Counters */
__mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_RFC_3635_CNT, 0,
data, data_index);
data_index += MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN;
/* Extended Counters */
__mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_EXT_CNT, 0,
data, data_index);
data_index += MLXSW_SP_PORT_HW_EXT_STATS_LEN;
/* Discard Counters */
__mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_DISCARD_CNT, 0,
data, data_index);
data_index += MLXSW_SP_PORT_HW_DISCARD_STATS_LEN;
/* Per-Priority Counters */
for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {
__mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_PRIO_CNT, i,
data, data_index);
data_index += MLXSW_SP_PORT_HW_PRIO_STATS_LEN;
}
/* Per-TC Counters */
for (i = 0; i < TC_MAX_QUEUE; i++) {
__mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_TC_CNT, i,
data, data_index);
data_index += MLXSW_SP_PORT_HW_TC_STATS_LEN;
}
/* PTP counters */
mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats(mlxsw_sp_port,
data, data_index);
data_index += mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_count();
/* Transceiver counters */
__mlxsw_sp_port_get_env_stats(dev, data, data_index, mlxsw_sp_port_transceiver_stats,
MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN);
data_index += MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN;
}
static int mlxsw_sp_port_get_sset_count(struct net_device *dev, int sset)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
switch (sset) {
case ETH_SS_STATS:
return MLXSW_SP_PORT_ETHTOOL_STATS_LEN +
mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_count();
default:
return -EOPNOTSUPP;
}
}
static void
mlxsw_sp_port_get_link_supported(struct mlxsw_sp *mlxsw_sp, u32 eth_proto_cap,
struct ethtool_link_ksettings *cmd)
{
const struct mlxsw_sp_port_type_speed_ops *ops;
ops = mlxsw_sp->port_type_speed_ops;
ethtool_link_ksettings_add_link_mode(cmd, supported, Asym_Pause);
ethtool_link_ksettings_add_link_mode(cmd, supported, Autoneg);
ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
ops->from_ptys_supported_port(mlxsw_sp, eth_proto_cap, cmd);
ops->from_ptys_link(mlxsw_sp, eth_proto_cap,
cmd->link_modes.supported);
}
static void
mlxsw_sp_port_get_link_advertise(struct mlxsw_sp *mlxsw_sp,
u32 eth_proto_admin, bool autoneg,
struct ethtool_link_ksettings *cmd)
{
const struct mlxsw_sp_port_type_speed_ops *ops;
ops = mlxsw_sp->port_type_speed_ops;
if (!autoneg)
return;
ethtool_link_ksettings_add_link_mode(cmd, advertising, Autoneg);
ops->from_ptys_link(mlxsw_sp, eth_proto_admin,
cmd->link_modes.advertising);
}
static u8
mlxsw_sp_port_connector_port(enum mlxsw_reg_ptys_connector_type connector_type)
{
switch (connector_type) {
case MLXSW_REG_PTYS_CONNECTOR_TYPE_UNKNOWN_OR_NO_CONNECTOR:
return PORT_OTHER;
case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_NONE:
return PORT_NONE;
case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_TP:
return PORT_TP;
case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_AUI:
return PORT_AUI;
case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_BNC:
return PORT_BNC;
case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_MII:
return PORT_MII;
case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_FIBRE:
return PORT_FIBRE;
case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_DA:
return PORT_DA;
case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_OTHER:
return PORT_OTHER;
default:
WARN_ON_ONCE(1);
return PORT_OTHER;
}
}
static int mlxsw_sp_port_ptys_query(struct mlxsw_sp_port *mlxsw_sp_port,
u32 *p_eth_proto_cap, u32 *p_eth_proto_admin,
u32 *p_eth_proto_oper, u8 *p_connector_type)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
const struct mlxsw_sp_port_type_speed_ops *ops;
char ptys_pl[MLXSW_REG_PTYS_LEN];
int err;
ops = mlxsw_sp->port_type_speed_ops;
ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port, 0, false);
err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl);
if (err)
return err;
ops->reg_ptys_eth_unpack(mlxsw_sp, ptys_pl, p_eth_proto_cap, p_eth_proto_admin,
p_eth_proto_oper);
if (p_connector_type)
*p_connector_type = mlxsw_reg_ptys_connector_type_get(ptys_pl);
return 0;
}
static int mlxsw_sp_port_get_link_ksettings(struct net_device *dev,
struct ethtool_link_ksettings *cmd)
{
u32 eth_proto_cap, eth_proto_admin, eth_proto_oper;
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
const struct mlxsw_sp_port_type_speed_ops *ops;
u8 connector_type;
bool autoneg;
int err;
err = mlxsw_sp_port_ptys_query(mlxsw_sp_port, &eth_proto_cap, &eth_proto_admin,
&eth_proto_oper, &connector_type);
if (err)
return err;
ops = mlxsw_sp->port_type_speed_ops;
autoneg = mlxsw_sp_port->link.autoneg;
mlxsw_sp_port_get_link_supported(mlxsw_sp, eth_proto_cap, cmd);
mlxsw_sp_port_get_link_advertise(mlxsw_sp, eth_proto_admin, autoneg, cmd);
cmd->base.autoneg = autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE;
cmd->base.port = mlxsw_sp_port_connector_port(connector_type);
ops->from_ptys_link_mode(mlxsw_sp, netif_carrier_ok(dev),
eth_proto_oper, cmd);
return 0;
}
static int
mlxsw_sp_port_set_link_ksettings(struct net_device *dev,
const struct ethtool_link_ksettings *cmd)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
const struct mlxsw_sp_port_type_speed_ops *ops;
char ptys_pl[MLXSW_REG_PTYS_LEN];
u32 eth_proto_cap, eth_proto_new;
bool autoneg;
int err;
ops = mlxsw_sp->port_type_speed_ops;
ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port,
0, false);
err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl);
if (err)
return err;
ops->reg_ptys_eth_unpack(mlxsw_sp, ptys_pl, &eth_proto_cap, NULL, NULL);
autoneg = cmd->base.autoneg == AUTONEG_ENABLE;
eth_proto_new = autoneg ?
ops->to_ptys_advert_link(mlxsw_sp, cmd) :
ops->to_ptys_speed_lanes(mlxsw_sp, mlxsw_sp_port->mapping.width,
cmd);
eth_proto_new = eth_proto_new & eth_proto_cap;
if (!eth_proto_new) {
netdev_err(dev, "No supported speed or lanes requested\n");
return -EINVAL;
}
ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port,
eth_proto_new, autoneg);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl);
if (err)
return err;
mlxsw_sp_port->link.autoneg = autoneg;
if (!netif_running(dev))
return 0;
mlxsw_sp_port_admin_status_set(mlxsw_sp_port, false);
mlxsw_sp_port_admin_status_set(mlxsw_sp_port, true);
return 0;
}
static int mlxsw_sp_get_module_info(struct net_device *netdev,
struct ethtool_modinfo *modinfo)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(netdev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
return mlxsw_env_get_module_info(netdev, mlxsw_sp->core,
mlxsw_sp_port->mapping.slot_index,
mlxsw_sp_port->mapping.module,
modinfo);
}
static int mlxsw_sp_get_module_eeprom(struct net_device *netdev,
struct ethtool_eeprom *ee, u8 *data)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(netdev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
u8 slot_index = mlxsw_sp_port->mapping.slot_index;
u8 module = mlxsw_sp_port->mapping.module;
return mlxsw_env_get_module_eeprom(netdev, mlxsw_sp->core, slot_index,
module, ee, data);
}
static int
mlxsw_sp_get_module_eeprom_by_page(struct net_device *dev,
const struct ethtool_module_eeprom *page,
struct netlink_ext_ack *extack)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
u8 slot_index = mlxsw_sp_port->mapping.slot_index;
u8 module = mlxsw_sp_port->mapping.module;
return mlxsw_env_get_module_eeprom_by_page(mlxsw_sp->core, slot_index,
module, page, extack);
}
static int
mlxsw_sp_get_ts_info(struct net_device *netdev, struct ethtool_ts_info *info)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(netdev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
return mlxsw_sp->ptp_ops->get_ts_info(mlxsw_sp, info);
}
static void
mlxsw_sp_get_eth_phy_stats(struct net_device *dev,
struct ethtool_eth_phy_stats *phy_stats)
{
char ppcnt_pl[MLXSW_REG_PPCNT_LEN];
if (mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_IEEE_8023_CNT,
0, ppcnt_pl))
return;
phy_stats->SymbolErrorDuringCarrier =
mlxsw_reg_ppcnt_a_symbol_error_during_carrier_get(ppcnt_pl);
}
static void
mlxsw_sp_get_eth_mac_stats(struct net_device *dev,
struct ethtool_eth_mac_stats *mac_stats)
{
char ppcnt_pl[MLXSW_REG_PPCNT_LEN];
if (mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_IEEE_8023_CNT,
0, ppcnt_pl))
return;
mac_stats->FramesTransmittedOK =
mlxsw_reg_ppcnt_a_frames_transmitted_ok_get(ppcnt_pl);
mac_stats->FramesReceivedOK =
mlxsw_reg_ppcnt_a_frames_received_ok_get(ppcnt_pl);
mac_stats->FrameCheckSequenceErrors =
mlxsw_reg_ppcnt_a_frame_check_sequence_errors_get(ppcnt_pl);
mac_stats->AlignmentErrors =
mlxsw_reg_ppcnt_a_alignment_errors_get(ppcnt_pl);
mac_stats->OctetsTransmittedOK =
mlxsw_reg_ppcnt_a_octets_transmitted_ok_get(ppcnt_pl);
mac_stats->OctetsReceivedOK =
mlxsw_reg_ppcnt_a_octets_received_ok_get(ppcnt_pl);
mac_stats->MulticastFramesXmittedOK =
mlxsw_reg_ppcnt_a_multicast_frames_xmitted_ok_get(ppcnt_pl);
mac_stats->BroadcastFramesXmittedOK =
mlxsw_reg_ppcnt_a_broadcast_frames_xmitted_ok_get(ppcnt_pl);
mac_stats->MulticastFramesReceivedOK =
mlxsw_reg_ppcnt_a_multicast_frames_received_ok_get(ppcnt_pl);
mac_stats->BroadcastFramesReceivedOK =
mlxsw_reg_ppcnt_a_broadcast_frames_received_ok_get(ppcnt_pl);
mac_stats->InRangeLengthErrors =
mlxsw_reg_ppcnt_a_in_range_length_errors_get(ppcnt_pl);
mac_stats->OutOfRangeLengthField =
mlxsw_reg_ppcnt_a_out_of_range_length_field_get(ppcnt_pl);
mac_stats->FrameTooLongErrors =
mlxsw_reg_ppcnt_a_frame_too_long_errors_get(ppcnt_pl);
}
static void
mlxsw_sp_get_eth_ctrl_stats(struct net_device *dev,
struct ethtool_eth_ctrl_stats *ctrl_stats)
{
char ppcnt_pl[MLXSW_REG_PPCNT_LEN];
if (mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_IEEE_8023_CNT,
0, ppcnt_pl))
return;
ctrl_stats->MACControlFramesTransmitted =
mlxsw_reg_ppcnt_a_mac_control_frames_transmitted_get(ppcnt_pl);
ctrl_stats->MACControlFramesReceived =
mlxsw_reg_ppcnt_a_mac_control_frames_received_get(ppcnt_pl);
ctrl_stats->UnsupportedOpcodesReceived =
mlxsw_reg_ppcnt_a_unsupported_opcodes_received_get(ppcnt_pl);
}
static const struct ethtool_rmon_hist_range mlxsw_rmon_ranges[] = {
{ 0, 64 },
{ 65, 127 },
{ 128, 255 },
{ 256, 511 },
{ 512, 1023 },
{ 1024, 1518 },
{ 1519, 2047 },
{ 2048, 4095 },
{ 4096, 8191 },
{ 8192, 10239 },
{}
};
static void
mlxsw_sp_get_rmon_stats(struct net_device *dev,
struct ethtool_rmon_stats *rmon,
const struct ethtool_rmon_hist_range **ranges)
{
char ppcnt_pl[MLXSW_REG_PPCNT_LEN];
if (mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_RFC_2819_CNT,
0, ppcnt_pl))
return;
rmon->undersize_pkts =
mlxsw_reg_ppcnt_ether_stats_undersize_pkts_get(ppcnt_pl);
rmon->oversize_pkts =
mlxsw_reg_ppcnt_ether_stats_oversize_pkts_get(ppcnt_pl);
rmon->fragments =
mlxsw_reg_ppcnt_ether_stats_fragments_get(ppcnt_pl);
rmon->hist[0] = mlxsw_reg_ppcnt_ether_stats_pkts64octets_get(ppcnt_pl);
rmon->hist[1] =
mlxsw_reg_ppcnt_ether_stats_pkts65to127octets_get(ppcnt_pl);
rmon->hist[2] =
mlxsw_reg_ppcnt_ether_stats_pkts128to255octets_get(ppcnt_pl);
rmon->hist[3] =
mlxsw_reg_ppcnt_ether_stats_pkts256to511octets_get(ppcnt_pl);
rmon->hist[4] =
mlxsw_reg_ppcnt_ether_stats_pkts512to1023octets_get(ppcnt_pl);
rmon->hist[5] =
mlxsw_reg_ppcnt_ether_stats_pkts1024to1518octets_get(ppcnt_pl);
rmon->hist[6] =
mlxsw_reg_ppcnt_ether_stats_pkts1519to2047octets_get(ppcnt_pl);
rmon->hist[7] =
mlxsw_reg_ppcnt_ether_stats_pkts2048to4095octets_get(ppcnt_pl);
rmon->hist[8] =
mlxsw_reg_ppcnt_ether_stats_pkts4096to8191octets_get(ppcnt_pl);
rmon->hist[9] =
mlxsw_reg_ppcnt_ether_stats_pkts8192to10239octets_get(ppcnt_pl);
*ranges = mlxsw_rmon_ranges;
}
static int mlxsw_sp_reset(struct net_device *dev, u32 *flags)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
u8 slot_index = mlxsw_sp_port->mapping.slot_index;
u8 module = mlxsw_sp_port->mapping.module;
return mlxsw_env_reset_module(dev, mlxsw_sp->core, slot_index,
module, flags);
}
static int
mlxsw_sp_get_module_power_mode(struct net_device *dev,
struct ethtool_module_power_mode_params *params,
struct netlink_ext_ack *extack)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
u8 slot_index = mlxsw_sp_port->mapping.slot_index;
u8 module = mlxsw_sp_port->mapping.module;
return mlxsw_env_get_module_power_mode(mlxsw_sp->core, slot_index,
module, params, extack);
}
static int
mlxsw_sp_set_module_power_mode(struct net_device *dev,
const struct ethtool_module_power_mode_params *params,
struct netlink_ext_ack *extack)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
u8 slot_index = mlxsw_sp_port->mapping.slot_index;
u8 module = mlxsw_sp_port->mapping.module;
return mlxsw_env_set_module_power_mode(mlxsw_sp->core, slot_index,
module, params->policy, extack);
}
const struct ethtool_ops mlxsw_sp_port_ethtool_ops = {
.cap_link_lanes_supported = true,
.get_drvinfo = mlxsw_sp_port_get_drvinfo,
.get_link = ethtool_op_get_link,
.get_link_ext_state = mlxsw_sp_port_get_link_ext_state,
.get_pauseparam = mlxsw_sp_port_get_pauseparam,
.set_pauseparam = mlxsw_sp_port_set_pauseparam,
.get_strings = mlxsw_sp_port_get_strings,
.set_phys_id = mlxsw_sp_port_set_phys_id,
.get_ethtool_stats = mlxsw_sp_port_get_stats,
.get_sset_count = mlxsw_sp_port_get_sset_count,
.get_link_ksettings = mlxsw_sp_port_get_link_ksettings,
.set_link_ksettings = mlxsw_sp_port_set_link_ksettings,
.get_module_info = mlxsw_sp_get_module_info,
.get_module_eeprom = mlxsw_sp_get_module_eeprom,
.get_module_eeprom_by_page = mlxsw_sp_get_module_eeprom_by_page,
.get_ts_info = mlxsw_sp_get_ts_info,
.get_eth_phy_stats = mlxsw_sp_get_eth_phy_stats,
.get_eth_mac_stats = mlxsw_sp_get_eth_mac_stats,
.get_eth_ctrl_stats = mlxsw_sp_get_eth_ctrl_stats,
.get_rmon_stats = mlxsw_sp_get_rmon_stats,
.reset = mlxsw_sp_reset,
.get_module_power_mode = mlxsw_sp_get_module_power_mode,
.set_module_power_mode = mlxsw_sp_set_module_power_mode,
};
struct mlxsw_sp1_port_link_mode {
enum ethtool_link_mode_bit_indices mask_ethtool;
u32 mask;
u32 speed;
};
static const struct mlxsw_sp1_port_link_mode mlxsw_sp1_port_link_mode[] = {
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_100BASE_T,
.mask_ethtool = ETHTOOL_LINK_MODE_100baseT_Full_BIT,
.speed = SPEED_100,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_SGMII |
MLXSW_REG_PTYS_ETH_SPEED_1000BASE_KX,
.mask_ethtool = ETHTOOL_LINK_MODE_1000baseKX_Full_BIT,
.speed = SPEED_1000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_1000BASE_T,
.mask_ethtool = ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
.speed = SPEED_1000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CX4 |
MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KX4,
.mask_ethtool = ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT,
.speed = SPEED_10000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KR |
MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CR |
MLXSW_REG_PTYS_ETH_SPEED_10GBASE_SR |
MLXSW_REG_PTYS_ETH_SPEED_10GBASE_ER_LR,
.mask_ethtool = ETHTOOL_LINK_MODE_10000baseKR_Full_BIT,
.speed = SPEED_10000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_40GBASE_CR4,
.mask_ethtool = ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT,
.speed = SPEED_40000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_40GBASE_KR4,
.mask_ethtool = ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT,
.speed = SPEED_40000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_40GBASE_SR4,
.mask_ethtool = ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT,
.speed = SPEED_40000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_40GBASE_LR4_ER4,
.mask_ethtool = ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT,
.speed = SPEED_40000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_25GBASE_CR,
.mask_ethtool = ETHTOOL_LINK_MODE_25000baseCR_Full_BIT,
.speed = SPEED_25000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_25GBASE_KR,
.mask_ethtool = ETHTOOL_LINK_MODE_25000baseKR_Full_BIT,
.speed = SPEED_25000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_25GBASE_SR,
.mask_ethtool = ETHTOOL_LINK_MODE_25000baseSR_Full_BIT,
.speed = SPEED_25000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_50GBASE_CR2,
.mask_ethtool = ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT,
.speed = SPEED_50000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_50GBASE_KR2,
.mask_ethtool = ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT,
.speed = SPEED_50000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_50GBASE_SR2,
.mask_ethtool = ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT,
.speed = SPEED_50000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_CR4,
.mask_ethtool = ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT,
.speed = SPEED_100000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4,
.mask_ethtool = ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT,
.speed = SPEED_100000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4,
.mask_ethtool = ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT,
.speed = SPEED_100000,
},
{
.mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_LR4_ER4,
.mask_ethtool = ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT,
.speed = SPEED_100000,
},
};
#define MLXSW_SP1_PORT_LINK_MODE_LEN ARRAY_SIZE(mlxsw_sp1_port_link_mode)
static void
mlxsw_sp1_from_ptys_supported_port(struct mlxsw_sp *mlxsw_sp,
u32 ptys_eth_proto,
struct ethtool_link_ksettings *cmd)
{
if (ptys_eth_proto & (MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CR |
MLXSW_REG_PTYS_ETH_SPEED_10GBASE_SR |
MLXSW_REG_PTYS_ETH_SPEED_40GBASE_CR4 |
MLXSW_REG_PTYS_ETH_SPEED_40GBASE_SR4 |
MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4 |
MLXSW_REG_PTYS_ETH_SPEED_SGMII))
ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
if (ptys_eth_proto & (MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KR |
MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KX4 |
MLXSW_REG_PTYS_ETH_SPEED_40GBASE_KR4 |
MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4 |
MLXSW_REG_PTYS_ETH_SPEED_1000BASE_KX))
ethtool_link_ksettings_add_link_mode(cmd, supported, Backplane);
}
static void
mlxsw_sp1_from_ptys_link(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto,
unsigned long *mode)
{
int i;
for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) {
if (ptys_eth_proto & mlxsw_sp1_port_link_mode[i].mask)
__set_bit(mlxsw_sp1_port_link_mode[i].mask_ethtool,
mode);
}
}
static u32
mlxsw_sp1_from_ptys_speed(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto)
{
int i;
for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) {
if (ptys_eth_proto & mlxsw_sp1_port_link_mode[i].mask)
return mlxsw_sp1_port_link_mode[i].speed;
}
return SPEED_UNKNOWN;
}
static void
mlxsw_sp1_from_ptys_link_mode(struct mlxsw_sp *mlxsw_sp, bool carrier_ok,
u32 ptys_eth_proto,
struct ethtool_link_ksettings *cmd)
{
struct mlxsw_sp1_port_link_mode link;
int i;
cmd->base.speed = SPEED_UNKNOWN;
cmd->base.duplex = DUPLEX_UNKNOWN;
cmd->lanes = 0;
if (!carrier_ok)
return;
for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) {
if (ptys_eth_proto & mlxsw_sp1_port_link_mode[i].mask) {
link = mlxsw_sp1_port_link_mode[i];
ethtool_params_from_link_mode(cmd,
link.mask_ethtool);
}
}
}
static int mlxsw_sp1_ptys_max_speed(struct mlxsw_sp_port *mlxsw_sp_port, u32 *p_max_speed)
{
u32 eth_proto_cap;
u32 max_speed = 0;
int err;
int i;
err = mlxsw_sp_port_ptys_query(mlxsw_sp_port, &eth_proto_cap, NULL, NULL, NULL);
if (err)
return err;
for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) {
if ((eth_proto_cap & mlxsw_sp1_port_link_mode[i].mask) &&
mlxsw_sp1_port_link_mode[i].speed > max_speed)
max_speed = mlxsw_sp1_port_link_mode[i].speed;
}
*p_max_speed = max_speed;
return 0;
}
static u32
mlxsw_sp1_to_ptys_advert_link(struct mlxsw_sp *mlxsw_sp,
const struct ethtool_link_ksettings *cmd)
{
u32 ptys_proto = 0;
int i;
for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) {
if (test_bit(mlxsw_sp1_port_link_mode[i].mask_ethtool,
cmd->link_modes.advertising))
ptys_proto |= mlxsw_sp1_port_link_mode[i].mask;
}
return ptys_proto;
}
static u32 mlxsw_sp1_to_ptys_speed_lanes(struct mlxsw_sp *mlxsw_sp, u8 width,
const struct ethtool_link_ksettings *cmd)
{
u32 ptys_proto = 0;
int i;
if (cmd->lanes > width)
return ptys_proto;
for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) {
if (cmd->base.speed == mlxsw_sp1_port_link_mode[i].speed)
ptys_proto |= mlxsw_sp1_port_link_mode[i].mask;
}
return ptys_proto;
}
static void
mlxsw_sp1_reg_ptys_eth_pack(struct mlxsw_sp *mlxsw_sp, char *payload,
u16 local_port, u32 proto_admin, bool autoneg)
{
mlxsw_reg_ptys_eth_pack(payload, local_port, proto_admin, autoneg);
}
static void
mlxsw_sp1_reg_ptys_eth_unpack(struct mlxsw_sp *mlxsw_sp, char *payload,
u32 *p_eth_proto_cap, u32 *p_eth_proto_admin,
u32 *p_eth_proto_oper)
{
mlxsw_reg_ptys_eth_unpack(payload, p_eth_proto_cap, p_eth_proto_admin,
p_eth_proto_oper);
}
static u32 mlxsw_sp1_ptys_proto_cap_masked_get(u32 eth_proto_cap)
{
u32 ptys_proto_cap_masked = 0;
int i;
for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) {
if (mlxsw_sp1_port_link_mode[i].mask & eth_proto_cap)
ptys_proto_cap_masked |=
mlxsw_sp1_port_link_mode[i].mask;
}
return ptys_proto_cap_masked;
}
const struct mlxsw_sp_port_type_speed_ops mlxsw_sp1_port_type_speed_ops = {
.from_ptys_supported_port = mlxsw_sp1_from_ptys_supported_port,
.from_ptys_link = mlxsw_sp1_from_ptys_link,
.from_ptys_speed = mlxsw_sp1_from_ptys_speed,
.from_ptys_link_mode = mlxsw_sp1_from_ptys_link_mode,
.ptys_max_speed = mlxsw_sp1_ptys_max_speed,
.to_ptys_advert_link = mlxsw_sp1_to_ptys_advert_link,
.to_ptys_speed_lanes = mlxsw_sp1_to_ptys_speed_lanes,
.reg_ptys_eth_pack = mlxsw_sp1_reg_ptys_eth_pack,
.reg_ptys_eth_unpack = mlxsw_sp1_reg_ptys_eth_unpack,
.ptys_proto_cap_masked_get = mlxsw_sp1_ptys_proto_cap_masked_get,
};
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_sgmii_100m[] = {
ETHTOOL_LINK_MODE_100baseT_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_SGMII_100M_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_sgmii_100m)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_1000base_x_sgmii[] = {
ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
ETHTOOL_LINK_MODE_1000baseKX_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_1000BASE_X_SGMII_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_1000base_x_sgmii)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_5gbase_r[] = {
ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_5GBASE_R_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_5gbase_r)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_xfi_xaui_1_10g[] = {
ETHTOOL_LINK_MODE_10000baseT_Full_BIT,
ETHTOOL_LINK_MODE_10000baseKR_Full_BIT,
ETHTOOL_LINK_MODE_10000baseR_FEC_BIT,
ETHTOOL_LINK_MODE_10000baseCR_Full_BIT,
ETHTOOL_LINK_MODE_10000baseSR_Full_BIT,
ETHTOOL_LINK_MODE_10000baseLR_Full_BIT,
ETHTOOL_LINK_MODE_10000baseER_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_XFI_XAUI_1_10G_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_xfi_xaui_1_10g)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_xlaui_4_xlppi_4_40g[] = {
ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT,
ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT,
ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT,
ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_XLAUI_4_XLPPI_4_40G_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_xlaui_4_xlppi_4_40g)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_25gaui_1_25gbase_cr_kr[] = {
ETHTOOL_LINK_MODE_25000baseCR_Full_BIT,
ETHTOOL_LINK_MODE_25000baseKR_Full_BIT,
ETHTOOL_LINK_MODE_25000baseSR_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_25GAUI_1_25GBASE_CR_KR_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_25gaui_1_25gbase_cr_kr)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_50gaui_2_laui_2_50gbase_cr2_kr2[] = {
ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT,
ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT,
ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_50GAUI_2_LAUI_2_50GBASE_CR2_KR2_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_50gaui_2_laui_2_50gbase_cr2_kr2)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_50gaui_1_laui_1_50gbase_cr_kr[] = {
ETHTOOL_LINK_MODE_50000baseKR_Full_BIT,
ETHTOOL_LINK_MODE_50000baseSR_Full_BIT,
ETHTOOL_LINK_MODE_50000baseCR_Full_BIT,
ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT,
ETHTOOL_LINK_MODE_50000baseDR_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_50GAUI_1_LAUI_1_50GBASE_CR_KR_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_50gaui_1_laui_1_50gbase_cr_kr)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_caui_4_100gbase_cr4_kr4[] = {
ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT,
ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT,
ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT,
ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_CAUI_4_100GBASE_CR4_KR4_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_caui_4_100gbase_cr4_kr4)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_100gaui_2_100gbase_cr2_kr2[] = {
ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT,
ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT,
ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT,
ETHTOOL_LINK_MODE_100000baseLR2_ER2_FR2_Full_BIT,
ETHTOOL_LINK_MODE_100000baseDR2_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_100GAUI_2_100GBASE_CR2_KR2_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_100gaui_2_100gbase_cr2_kr2)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_200gaui_4_200gbase_cr4_kr4[] = {
ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT,
ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT,
ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT,
ETHTOOL_LINK_MODE_200000baseDR4_Full_BIT,
ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_200GAUI_4_200GBASE_CR4_KR4_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_200gaui_4_200gbase_cr4_kr4)
static const enum ethtool_link_mode_bit_indices
mlxsw_sp2_mask_ethtool_400gaui_8[] = {
ETHTOOL_LINK_MODE_400000baseKR8_Full_BIT,
ETHTOOL_LINK_MODE_400000baseSR8_Full_BIT,
ETHTOOL_LINK_MODE_400000baseLR8_ER8_FR8_Full_BIT,
ETHTOOL_LINK_MODE_400000baseDR8_Full_BIT,
ETHTOOL_LINK_MODE_400000baseCR8_Full_BIT,
};
#define MLXSW_SP2_MASK_ETHTOOL_400GAUI_8_LEN \
ARRAY_SIZE(mlxsw_sp2_mask_ethtool_400gaui_8)
#define MLXSW_SP_PORT_MASK_WIDTH_1X BIT(0)
#define MLXSW_SP_PORT_MASK_WIDTH_2X BIT(1)
#define MLXSW_SP_PORT_MASK_WIDTH_4X BIT(2)
#define MLXSW_SP_PORT_MASK_WIDTH_8X BIT(3)
static u8 mlxsw_sp_port_mask_width_get(u8 width)
{
switch (width) {
case 1:
return MLXSW_SP_PORT_MASK_WIDTH_1X;
case 2:
return MLXSW_SP_PORT_MASK_WIDTH_2X;
case 4:
return MLXSW_SP_PORT_MASK_WIDTH_4X;
case 8:
return MLXSW_SP_PORT_MASK_WIDTH_8X;
default:
WARN_ON_ONCE(1);
return 0;
}
}
struct mlxsw_sp2_port_link_mode {
const enum ethtool_link_mode_bit_indices *mask_ethtool;
int m_ethtool_len;
u32 mask;
u32 speed;
u32 width;
u8 mask_sup_width;
};
static const struct mlxsw_sp2_port_link_mode mlxsw_sp2_port_link_mode[] = {
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_SGMII_100M,
.mask_ethtool = mlxsw_sp2_mask_ethtool_sgmii_100m,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_SGMII_100M_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X |
MLXSW_SP_PORT_MASK_WIDTH_2X |
MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_100,
.width = 1,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_1000BASE_X_SGMII,
.mask_ethtool = mlxsw_sp2_mask_ethtool_1000base_x_sgmii,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_1000BASE_X_SGMII_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X |
MLXSW_SP_PORT_MASK_WIDTH_2X |
MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_1000,
.width = 1,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_5GBASE_R,
.mask_ethtool = mlxsw_sp2_mask_ethtool_5gbase_r,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_5GBASE_R_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X |
MLXSW_SP_PORT_MASK_WIDTH_2X |
MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_5000,
.width = 1,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_XFI_XAUI_1_10G,
.mask_ethtool = mlxsw_sp2_mask_ethtool_xfi_xaui_1_10g,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_XFI_XAUI_1_10G_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X |
MLXSW_SP_PORT_MASK_WIDTH_2X |
MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_10000,
.width = 1,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_XLAUI_4_XLPPI_4_40G,
.mask_ethtool = mlxsw_sp2_mask_ethtool_xlaui_4_xlppi_4_40g,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_XLAUI_4_XLPPI_4_40G_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_40000,
.width = 4,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_25GAUI_1_25GBASE_CR_KR,
.mask_ethtool = mlxsw_sp2_mask_ethtool_25gaui_1_25gbase_cr_kr,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_25GAUI_1_25GBASE_CR_KR_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X |
MLXSW_SP_PORT_MASK_WIDTH_2X |
MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_25000,
.width = 1,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_50GAUI_2_LAUI_2_50GBASE_CR2_KR2,
.mask_ethtool = mlxsw_sp2_mask_ethtool_50gaui_2_laui_2_50gbase_cr2_kr2,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_50GAUI_2_LAUI_2_50GBASE_CR2_KR2_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_2X |
MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_50000,
.width = 2,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_50GAUI_1_LAUI_1_50GBASE_CR_KR,
.mask_ethtool = mlxsw_sp2_mask_ethtool_50gaui_1_laui_1_50gbase_cr_kr,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_50GAUI_1_LAUI_1_50GBASE_CR_KR_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X,
.speed = SPEED_50000,
.width = 1,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_CAUI_4_100GBASE_CR4_KR4,
.mask_ethtool = mlxsw_sp2_mask_ethtool_caui_4_100gbase_cr4_kr4,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_CAUI_4_100GBASE_CR4_KR4_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_100000,
.width = 4,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_100GAUI_2_100GBASE_CR2_KR2,
.mask_ethtool = mlxsw_sp2_mask_ethtool_100gaui_2_100gbase_cr2_kr2,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_100GAUI_2_100GBASE_CR2_KR2_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_2X,
.speed = SPEED_100000,
.width = 2,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_200GAUI_4_200GBASE_CR4_KR4,
.mask_ethtool = mlxsw_sp2_mask_ethtool_200gaui_4_200gbase_cr4_kr4,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_200GAUI_4_200GBASE_CR4_KR4_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_4X |
MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_200000,
.width = 4,
},
{
.mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_400GAUI_8,
.mask_ethtool = mlxsw_sp2_mask_ethtool_400gaui_8,
.m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_400GAUI_8_LEN,
.mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_8X,
.speed = SPEED_400000,
.width = 8,
},
};
#define MLXSW_SP2_PORT_LINK_MODE_LEN ARRAY_SIZE(mlxsw_sp2_port_link_mode)
static void
mlxsw_sp2_from_ptys_supported_port(struct mlxsw_sp *mlxsw_sp,
u32 ptys_eth_proto,
struct ethtool_link_ksettings *cmd)
{
ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
ethtool_link_ksettings_add_link_mode(cmd, supported, Backplane);
}
static void
mlxsw_sp2_set_bit_ethtool(const struct mlxsw_sp2_port_link_mode *link_mode,
unsigned long *mode)
{
int i;
for (i = 0; i < link_mode->m_ethtool_len; i++)
__set_bit(link_mode->mask_ethtool[i], mode);
}
static void
mlxsw_sp2_from_ptys_link(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto,
unsigned long *mode)
{
int i;
for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) {
if (ptys_eth_proto & mlxsw_sp2_port_link_mode[i].mask)
mlxsw_sp2_set_bit_ethtool(&mlxsw_sp2_port_link_mode[i],
mode);
}
}
static u32
mlxsw_sp2_from_ptys_speed(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto)
{
int i;
for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) {
if (ptys_eth_proto & mlxsw_sp2_port_link_mode[i].mask)
return mlxsw_sp2_port_link_mode[i].speed;
}
return SPEED_UNKNOWN;
}
static void
mlxsw_sp2_from_ptys_link_mode(struct mlxsw_sp *mlxsw_sp, bool carrier_ok,
u32 ptys_eth_proto,
struct ethtool_link_ksettings *cmd)
{
struct mlxsw_sp2_port_link_mode link;
int i;
cmd->base.speed = SPEED_UNKNOWN;
cmd->base.duplex = DUPLEX_UNKNOWN;
cmd->lanes = 0;
if (!carrier_ok)
return;
for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) {
if (ptys_eth_proto & mlxsw_sp2_port_link_mode[i].mask) {
link = mlxsw_sp2_port_link_mode[i];
ethtool_params_from_link_mode(cmd,
link.mask_ethtool[1]);
}
}
}
static int mlxsw_sp2_ptys_max_speed(struct mlxsw_sp_port *mlxsw_sp_port, u32 *p_max_speed)
{
u32 eth_proto_cap;
u32 max_speed = 0;
int err;
int i;
err = mlxsw_sp_port_ptys_query(mlxsw_sp_port, &eth_proto_cap, NULL, NULL, NULL);
if (err)
return err;
for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) {
if ((eth_proto_cap & mlxsw_sp2_port_link_mode[i].mask) &&
mlxsw_sp2_port_link_mode[i].speed > max_speed)
max_speed = mlxsw_sp2_port_link_mode[i].speed;
}
*p_max_speed = max_speed;
return 0;
}
static bool
mlxsw_sp2_test_bit_ethtool(const struct mlxsw_sp2_port_link_mode *link_mode,
const unsigned long *mode)
{
int cnt = 0;
int i;
for (i = 0; i < link_mode->m_ethtool_len; i++) {
if (test_bit(link_mode->mask_ethtool[i], mode))
cnt++;
}
return cnt == link_mode->m_ethtool_len;
}
static u32
mlxsw_sp2_to_ptys_advert_link(struct mlxsw_sp *mlxsw_sp,
const struct ethtool_link_ksettings *cmd)
{
u32 ptys_proto = 0;
int i;
for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) {
if (mlxsw_sp2_test_bit_ethtool(&mlxsw_sp2_port_link_mode[i],
cmd->link_modes.advertising))
ptys_proto |= mlxsw_sp2_port_link_mode[i].mask;
}
return ptys_proto;
}
static u32 mlxsw_sp2_to_ptys_speed_lanes(struct mlxsw_sp *mlxsw_sp, u8 width,
const struct ethtool_link_ksettings *cmd)
{
u8 mask_width = mlxsw_sp_port_mask_width_get(width);
struct mlxsw_sp2_port_link_mode link_mode;
u32 ptys_proto = 0;
int i;
if (cmd->lanes > width)
return ptys_proto;
for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) {
if (cmd->base.speed == mlxsw_sp2_port_link_mode[i].speed) {
link_mode = mlxsw_sp2_port_link_mode[i];
if (!cmd->lanes) {
/* If number of lanes was not set by user space,
* choose the link mode that supports the width
* of the port.
*/
if (mask_width & link_mode.mask_sup_width)
ptys_proto |= link_mode.mask;
} else if (cmd->lanes == link_mode.width) {
/* Else if the number of lanes was set, choose
* the link mode that its actual width equals to
* it.
*/
ptys_proto |= link_mode.mask;
}
}
}
return ptys_proto;
}
static void
mlxsw_sp2_reg_ptys_eth_pack(struct mlxsw_sp *mlxsw_sp, char *payload,
u16 local_port, u32 proto_admin,
bool autoneg)
{
mlxsw_reg_ptys_ext_eth_pack(payload, local_port, proto_admin, autoneg);
}
static void
mlxsw_sp2_reg_ptys_eth_unpack(struct mlxsw_sp *mlxsw_sp, char *payload,
u32 *p_eth_proto_cap, u32 *p_eth_proto_admin,
u32 *p_eth_proto_oper)
{
mlxsw_reg_ptys_ext_eth_unpack(payload, p_eth_proto_cap,
p_eth_proto_admin, p_eth_proto_oper);
}
static u32 mlxsw_sp2_ptys_proto_cap_masked_get(u32 eth_proto_cap)
{
u32 ptys_proto_cap_masked = 0;
int i;
for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) {
if (mlxsw_sp2_port_link_mode[i].mask & eth_proto_cap)
ptys_proto_cap_masked |=
mlxsw_sp2_port_link_mode[i].mask;
}
return ptys_proto_cap_masked;
}
const struct mlxsw_sp_port_type_speed_ops mlxsw_sp2_port_type_speed_ops = {
.from_ptys_supported_port = mlxsw_sp2_from_ptys_supported_port,
.from_ptys_link = mlxsw_sp2_from_ptys_link,
.from_ptys_speed = mlxsw_sp2_from_ptys_speed,
.from_ptys_link_mode = mlxsw_sp2_from_ptys_link_mode,
.ptys_max_speed = mlxsw_sp2_ptys_max_speed,
.to_ptys_advert_link = mlxsw_sp2_to_ptys_advert_link,
.to_ptys_speed_lanes = mlxsw_sp2_to_ptys_speed_lanes,
.reg_ptys_eth_pack = mlxsw_sp2_reg_ptys_eth_pack,
.reg_ptys_eth_unpack = mlxsw_sp2_reg_ptys_eth_unpack,
.ptys_proto_cap_masked_get = mlxsw_sp2_ptys_proto_cap_masked_get,
};