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/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* include/uapi/linux/devlink.h - Network physical device Netlink interface
* Copyright (c) 2016 Mellanox Technologies. All rights reserved.
* Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef _UAPI_LINUX_DEVLINK_H_
#define _UAPI_LINUX_DEVLINK_H_
#define DEVLINK_GENL_NAME "devlink"
#define DEVLINK_GENL_VERSION 0x1
#define DEVLINK_GENL_MCGRP_CONFIG_NAME "config"
enum devlink_command {
/* don't change the order or add anything between, this is ABI! */
DEVLINK_CMD_UNSPEC,
DEVLINK_CMD_GET, /* can dump */
DEVLINK_CMD_SET,
DEVLINK_CMD_NEW,
DEVLINK_CMD_DEL,
DEVLINK_CMD_PORT_GET, /* can dump */
DEVLINK_CMD_PORT_SET,
DEVLINK_CMD_PORT_NEW,
DEVLINK_CMD_PORT_DEL,
DEVLINK_CMD_PORT_SPLIT,
DEVLINK_CMD_PORT_UNSPLIT,
DEVLINK_CMD_SB_GET, /* can dump */
DEVLINK_CMD_SB_SET,
DEVLINK_CMD_SB_NEW,
DEVLINK_CMD_SB_DEL,
DEVLINK_CMD_SB_POOL_GET, /* can dump */
DEVLINK_CMD_SB_POOL_SET,
DEVLINK_CMD_SB_POOL_NEW,
DEVLINK_CMD_SB_POOL_DEL,
DEVLINK_CMD_SB_PORT_POOL_GET, /* can dump */
DEVLINK_CMD_SB_PORT_POOL_SET,
DEVLINK_CMD_SB_PORT_POOL_NEW,
DEVLINK_CMD_SB_PORT_POOL_DEL,
DEVLINK_CMD_SB_TC_POOL_BIND_GET, /* can dump */
DEVLINK_CMD_SB_TC_POOL_BIND_SET,
DEVLINK_CMD_SB_TC_POOL_BIND_NEW,
DEVLINK_CMD_SB_TC_POOL_BIND_DEL,
/* Shared buffer occupancy monitoring commands */
DEVLINK_CMD_SB_OCC_SNAPSHOT,
DEVLINK_CMD_SB_OCC_MAX_CLEAR,
DEVLINK_CMD_ESWITCH_GET,
#define DEVLINK_CMD_ESWITCH_MODE_GET /* obsolete, never use this! */ \
DEVLINK_CMD_ESWITCH_GET
DEVLINK_CMD_ESWITCH_SET,
#define DEVLINK_CMD_ESWITCH_MODE_SET /* obsolete, never use this! */ \
DEVLINK_CMD_ESWITCH_SET
DEVLINK_CMD_DPIPE_TABLE_GET,
DEVLINK_CMD_DPIPE_ENTRIES_GET,
DEVLINK_CMD_DPIPE_HEADERS_GET,
DEVLINK_CMD_DPIPE_TABLE_COUNTERS_SET,
DEVLINK_CMD_RESOURCE_SET,
DEVLINK_CMD_RESOURCE_DUMP,
/* Hot driver reload, makes configuration changes take place. The
* devlink instance is not released during the process.
*/
DEVLINK_CMD_RELOAD,
DEVLINK_CMD_PARAM_GET, /* can dump */
DEVLINK_CMD_PARAM_SET,
DEVLINK_CMD_PARAM_NEW,
DEVLINK_CMD_PARAM_DEL,
DEVLINK_CMD_REGION_GET,
DEVLINK_CMD_REGION_SET,
DEVLINK_CMD_REGION_NEW,
DEVLINK_CMD_REGION_DEL,
DEVLINK_CMD_REGION_READ,
DEVLINK_CMD_PORT_PARAM_GET, /* can dump */
DEVLINK_CMD_PORT_PARAM_SET,
DEVLINK_CMD_PORT_PARAM_NEW,
DEVLINK_CMD_PORT_PARAM_DEL,
DEVLINK_CMD_INFO_GET, /* can dump */
DEVLINK_CMD_HEALTH_REPORTER_GET,
DEVLINK_CMD_HEALTH_REPORTER_SET,
DEVLINK_CMD_HEALTH_REPORTER_RECOVER,
DEVLINK_CMD_HEALTH_REPORTER_DIAGNOSE,
DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET,
DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR,
DEVLINK_CMD_FLASH_UPDATE,
DEVLINK_CMD_FLASH_UPDATE_END, /* notification only */
DEVLINK_CMD_FLASH_UPDATE_STATUS, /* notification only */
DEVLINK_CMD_TRAP_GET, /* can dump */
DEVLINK_CMD_TRAP_SET,
DEVLINK_CMD_TRAP_NEW,
DEVLINK_CMD_TRAP_DEL,
DEVLINK_CMD_TRAP_GROUP_GET, /* can dump */
DEVLINK_CMD_TRAP_GROUP_SET,
DEVLINK_CMD_TRAP_GROUP_NEW,
DEVLINK_CMD_TRAP_GROUP_DEL,
/* add new commands above here */
__DEVLINK_CMD_MAX,
DEVLINK_CMD_MAX = __DEVLINK_CMD_MAX - 1
};
enum devlink_port_type {
DEVLINK_PORT_TYPE_NOTSET,
DEVLINK_PORT_TYPE_AUTO,
DEVLINK_PORT_TYPE_ETH,
DEVLINK_PORT_TYPE_IB,
};
enum devlink_sb_pool_type {
DEVLINK_SB_POOL_TYPE_INGRESS,
DEVLINK_SB_POOL_TYPE_EGRESS,
};
/* static threshold - limiting the maximum number of bytes.
* dynamic threshold - limiting the maximum number of bytes
* based on the currently available free space in the shared buffer pool.
* In this mode, the maximum quota is calculated based
* on the following formula:
* max_quota = alpha / (1 + alpha) * Free_Buffer
* While Free_Buffer is the amount of none-occupied buffer associated to
* the relevant pool.
* The value range which can be passed is 0-20 and serves
* for computation of alpha by following formula:
* alpha = 2 ^ (passed_value - 10)
*/
enum devlink_sb_threshold_type {
DEVLINK_SB_THRESHOLD_TYPE_STATIC,
DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC,
};
#define DEVLINK_SB_THRESHOLD_TO_ALPHA_MAX 20
enum devlink_eswitch_mode {
DEVLINK_ESWITCH_MODE_LEGACY,
DEVLINK_ESWITCH_MODE_SWITCHDEV,
};
enum devlink_eswitch_inline_mode {
DEVLINK_ESWITCH_INLINE_MODE_NONE,
DEVLINK_ESWITCH_INLINE_MODE_LINK,
DEVLINK_ESWITCH_INLINE_MODE_NETWORK,
DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT,
};
enum devlink_eswitch_encap_mode {
DEVLINK_ESWITCH_ENCAP_MODE_NONE,
DEVLINK_ESWITCH_ENCAP_MODE_BASIC,
};
enum devlink_port_flavour {
DEVLINK_PORT_FLAVOUR_PHYSICAL, /* Any kind of a port physically
* facing the user.
*/
DEVLINK_PORT_FLAVOUR_CPU, /* CPU port */
DEVLINK_PORT_FLAVOUR_DSA, /* Distributed switch architecture
* interconnect port.
*/
DEVLINK_PORT_FLAVOUR_PCI_PF, /* Represents eswitch port for
* the PCI PF. It is an internal
* port that faces the PCI PF.
*/
DEVLINK_PORT_FLAVOUR_PCI_VF, /* Represents eswitch port
* for the PCI VF. It is an internal
* port that faces the PCI VF.
*/
};
enum devlink_param_cmode {
DEVLINK_PARAM_CMODE_RUNTIME,
DEVLINK_PARAM_CMODE_DRIVERINIT,
DEVLINK_PARAM_CMODE_PERMANENT,
/* Add new configuration modes above */
__DEVLINK_PARAM_CMODE_MAX,
DEVLINK_PARAM_CMODE_MAX = __DEVLINK_PARAM_CMODE_MAX - 1
};
enum devlink_param_fw_load_policy_value {
DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_DRIVER,
DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_FLASH,
DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_DISK,
DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_UNKNOWN,
};
enum devlink_param_reset_dev_on_drv_probe_value {
DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_UNKNOWN,
DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_ALWAYS,
DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_NEVER,
DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_DISK,
};
enum {
DEVLINK_ATTR_STATS_RX_PACKETS, /* u64 */
DEVLINK_ATTR_STATS_RX_BYTES, /* u64 */
__DEVLINK_ATTR_STATS_MAX,
DEVLINK_ATTR_STATS_MAX = __DEVLINK_ATTR_STATS_MAX - 1
};
/**
* enum devlink_trap_action - Packet trap action.
* @DEVLINK_TRAP_ACTION_DROP: Packet is dropped by the device and a copy is not
* sent to the CPU.
* @DEVLINK_TRAP_ACTION_TRAP: The sole copy of the packet is sent to the CPU.
*/
enum devlink_trap_action {
DEVLINK_TRAP_ACTION_DROP,
DEVLINK_TRAP_ACTION_TRAP,
};
/**
* enum devlink_trap_type - Packet trap type.
* @DEVLINK_TRAP_TYPE_DROP: Trap reason is a drop. Trapped packets are only
* processed by devlink and not injected to the
* kernel's Rx path.
* @DEVLINK_TRAP_TYPE_EXCEPTION: Trap reason is an exception. Packet was not
* forwarded as intended due to an exception
* (e.g., missing neighbour entry) and trapped to
* control plane for resolution. Trapped packets
* are processed by devlink and injected to
* the kernel's Rx path.
*/
enum devlink_trap_type {
DEVLINK_TRAP_TYPE_DROP,
DEVLINK_TRAP_TYPE_EXCEPTION,
};
enum {
/* Trap can report input port as metadata */
DEVLINK_ATTR_TRAP_METADATA_TYPE_IN_PORT,
};
enum devlink_attr {
/* don't change the order or add anything between, this is ABI! */
DEVLINK_ATTR_UNSPEC,
/* bus name + dev name together are a handle for devlink entity */
DEVLINK_ATTR_BUS_NAME, /* string */
DEVLINK_ATTR_DEV_NAME, /* string */
DEVLINK_ATTR_PORT_INDEX, /* u32 */
DEVLINK_ATTR_PORT_TYPE, /* u16 */
DEVLINK_ATTR_PORT_DESIRED_TYPE, /* u16 */
DEVLINK_ATTR_PORT_NETDEV_IFINDEX, /* u32 */
DEVLINK_ATTR_PORT_NETDEV_NAME, /* string */
DEVLINK_ATTR_PORT_IBDEV_NAME, /* string */
DEVLINK_ATTR_PORT_SPLIT_COUNT, /* u32 */
DEVLINK_ATTR_PORT_SPLIT_GROUP, /* u32 */
DEVLINK_ATTR_SB_INDEX, /* u32 */
DEVLINK_ATTR_SB_SIZE, /* u32 */
DEVLINK_ATTR_SB_INGRESS_POOL_COUNT, /* u16 */
DEVLINK_ATTR_SB_EGRESS_POOL_COUNT, /* u16 */
DEVLINK_ATTR_SB_INGRESS_TC_COUNT, /* u16 */
DEVLINK_ATTR_SB_EGRESS_TC_COUNT, /* u16 */
DEVLINK_ATTR_SB_POOL_INDEX, /* u16 */
DEVLINK_ATTR_SB_POOL_TYPE, /* u8 */
DEVLINK_ATTR_SB_POOL_SIZE, /* u32 */
DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE, /* u8 */
DEVLINK_ATTR_SB_THRESHOLD, /* u32 */
DEVLINK_ATTR_SB_TC_INDEX, /* u16 */
DEVLINK_ATTR_SB_OCC_CUR, /* u32 */
DEVLINK_ATTR_SB_OCC_MAX, /* u32 */
DEVLINK_ATTR_ESWITCH_MODE, /* u16 */
DEVLINK_ATTR_ESWITCH_INLINE_MODE, /* u8 */
DEVLINK_ATTR_DPIPE_TABLES, /* nested */
DEVLINK_ATTR_DPIPE_TABLE, /* nested */
DEVLINK_ATTR_DPIPE_TABLE_NAME, /* string */
DEVLINK_ATTR_DPIPE_TABLE_SIZE, /* u64 */
DEVLINK_ATTR_DPIPE_TABLE_MATCHES, /* nested */
DEVLINK_ATTR_DPIPE_TABLE_ACTIONS, /* nested */
DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED, /* u8 */
DEVLINK_ATTR_DPIPE_ENTRIES, /* nested */
DEVLINK_ATTR_DPIPE_ENTRY, /* nested */
DEVLINK_ATTR_DPIPE_ENTRY_INDEX, /* u64 */
DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES, /* nested */
DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES, /* nested */
DEVLINK_ATTR_DPIPE_ENTRY_COUNTER, /* u64 */
DEVLINK_ATTR_DPIPE_MATCH, /* nested */
DEVLINK_ATTR_DPIPE_MATCH_VALUE, /* nested */
DEVLINK_ATTR_DPIPE_MATCH_TYPE, /* u32 */
DEVLINK_ATTR_DPIPE_ACTION, /* nested */
DEVLINK_ATTR_DPIPE_ACTION_VALUE, /* nested */
DEVLINK_ATTR_DPIPE_ACTION_TYPE, /* u32 */
DEVLINK_ATTR_DPIPE_VALUE,
DEVLINK_ATTR_DPIPE_VALUE_MASK,
DEVLINK_ATTR_DPIPE_VALUE_MAPPING, /* u32 */
DEVLINK_ATTR_DPIPE_HEADERS, /* nested */
DEVLINK_ATTR_DPIPE_HEADER, /* nested */
DEVLINK_ATTR_DPIPE_HEADER_NAME, /* string */
DEVLINK_ATTR_DPIPE_HEADER_ID, /* u32 */
DEVLINK_ATTR_DPIPE_HEADER_FIELDS, /* nested */
DEVLINK_ATTR_DPIPE_HEADER_GLOBAL, /* u8 */
DEVLINK_ATTR_DPIPE_HEADER_INDEX, /* u32 */
DEVLINK_ATTR_DPIPE_FIELD, /* nested */
DEVLINK_ATTR_DPIPE_FIELD_NAME, /* string */
DEVLINK_ATTR_DPIPE_FIELD_ID, /* u32 */
DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH, /* u32 */
DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE, /* u32 */
DEVLINK_ATTR_PAD,
DEVLINK_ATTR_ESWITCH_ENCAP_MODE, /* u8 */
DEVLINK_ATTR_RESOURCE_LIST, /* nested */
DEVLINK_ATTR_RESOURCE, /* nested */
DEVLINK_ATTR_RESOURCE_NAME, /* string */
DEVLINK_ATTR_RESOURCE_ID, /* u64 */
DEVLINK_ATTR_RESOURCE_SIZE, /* u64 */
DEVLINK_ATTR_RESOURCE_SIZE_NEW, /* u64 */
DEVLINK_ATTR_RESOURCE_SIZE_VALID, /* u8 */
DEVLINK_ATTR_RESOURCE_SIZE_MIN, /* u64 */
DEVLINK_ATTR_RESOURCE_SIZE_MAX, /* u64 */
DEVLINK_ATTR_RESOURCE_SIZE_GRAN, /* u64 */
DEVLINK_ATTR_RESOURCE_UNIT, /* u8 */
DEVLINK_ATTR_RESOURCE_OCC, /* u64 */
DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_ID, /* u64 */
DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_UNITS,/* u64 */
DEVLINK_ATTR_PORT_FLAVOUR, /* u16 */
DEVLINK_ATTR_PORT_NUMBER, /* u32 */
DEVLINK_ATTR_PORT_SPLIT_SUBPORT_NUMBER, /* u32 */
DEVLINK_ATTR_PARAM, /* nested */
DEVLINK_ATTR_PARAM_NAME, /* string */
DEVLINK_ATTR_PARAM_GENERIC, /* flag */
DEVLINK_ATTR_PARAM_TYPE, /* u8 */
DEVLINK_ATTR_PARAM_VALUES_LIST, /* nested */
DEVLINK_ATTR_PARAM_VALUE, /* nested */
DEVLINK_ATTR_PARAM_VALUE_DATA, /* dynamic */
DEVLINK_ATTR_PARAM_VALUE_CMODE, /* u8 */
DEVLINK_ATTR_REGION_NAME, /* string */
DEVLINK_ATTR_REGION_SIZE, /* u64 */
DEVLINK_ATTR_REGION_SNAPSHOTS, /* nested */
DEVLINK_ATTR_REGION_SNAPSHOT, /* nested */
DEVLINK_ATTR_REGION_SNAPSHOT_ID, /* u32 */
DEVLINK_ATTR_REGION_CHUNKS, /* nested */
DEVLINK_ATTR_REGION_CHUNK, /* nested */
DEVLINK_ATTR_REGION_CHUNK_DATA, /* binary */
DEVLINK_ATTR_REGION_CHUNK_ADDR, /* u64 */
DEVLINK_ATTR_REGION_CHUNK_LEN, /* u64 */
DEVLINK_ATTR_INFO_DRIVER_NAME, /* string */
DEVLINK_ATTR_INFO_SERIAL_NUMBER, /* string */
DEVLINK_ATTR_INFO_VERSION_FIXED, /* nested */
DEVLINK_ATTR_INFO_VERSION_RUNNING, /* nested */
DEVLINK_ATTR_INFO_VERSION_STORED, /* nested */
DEVLINK_ATTR_INFO_VERSION_NAME, /* string */
DEVLINK_ATTR_INFO_VERSION_VALUE, /* string */
DEVLINK_ATTR_SB_POOL_CELL_SIZE, /* u32 */
DEVLINK_ATTR_FMSG, /* nested */
DEVLINK_ATTR_FMSG_OBJ_NEST_START, /* flag */
DEVLINK_ATTR_FMSG_PAIR_NEST_START, /* flag */
DEVLINK_ATTR_FMSG_ARR_NEST_START, /* flag */
DEVLINK_ATTR_FMSG_NEST_END, /* flag */
DEVLINK_ATTR_FMSG_OBJ_NAME, /* string */
DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE, /* u8 */
DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA, /* dynamic */
DEVLINK_ATTR_HEALTH_REPORTER, /* nested */
DEVLINK_ATTR_HEALTH_REPORTER_NAME, /* string */
DEVLINK_ATTR_HEALTH_REPORTER_STATE, /* u8 */
DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT, /* u64 */
DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT, /* u64 */
DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS, /* u64 */
DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD, /* u64 */
DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER, /* u8 */
DEVLINK_ATTR_FLASH_UPDATE_FILE_NAME, /* string */
DEVLINK_ATTR_FLASH_UPDATE_COMPONENT, /* string */
DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG, /* string */
DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE, /* u64 */
DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL, /* u64 */
DEVLINK_ATTR_PORT_PCI_PF_NUMBER, /* u16 */
DEVLINK_ATTR_PORT_PCI_VF_NUMBER, /* u16 */
DEVLINK_ATTR_STATS, /* nested */
DEVLINK_ATTR_TRAP_NAME, /* string */
/* enum devlink_trap_action */
DEVLINK_ATTR_TRAP_ACTION, /* u8 */
/* enum devlink_trap_type */
DEVLINK_ATTR_TRAP_TYPE, /* u8 */
DEVLINK_ATTR_TRAP_GENERIC, /* flag */
DEVLINK_ATTR_TRAP_METADATA, /* nested */
DEVLINK_ATTR_TRAP_GROUP_NAME, /* string */
DEVLINK_ATTR_RELOAD_FAILED, /* u8 0 or 1 */
DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS, /* u64 */
/* add new attributes above here, update the policy in devlink.c */
__DEVLINK_ATTR_MAX,
DEVLINK_ATTR_MAX = __DEVLINK_ATTR_MAX - 1
};
/* Mapping between internal resource described by the field and system
* structure
*/
enum devlink_dpipe_field_mapping_type {
DEVLINK_DPIPE_FIELD_MAPPING_TYPE_NONE,
DEVLINK_DPIPE_FIELD_MAPPING_TYPE_IFINDEX,
};
/* Match type - specify the type of the match */
enum devlink_dpipe_match_type {
DEVLINK_DPIPE_MATCH_TYPE_FIELD_EXACT,
};
/* Action type - specify the action type */
enum devlink_dpipe_action_type {
DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY,
};
enum devlink_dpipe_field_ethernet_id {
DEVLINK_DPIPE_FIELD_ETHERNET_DST_MAC,
};
enum devlink_dpipe_field_ipv4_id {
DEVLINK_DPIPE_FIELD_IPV4_DST_IP,
};
enum devlink_dpipe_field_ipv6_id {
DEVLINK_DPIPE_FIELD_IPV6_DST_IP,
};
enum devlink_dpipe_header_id {
DEVLINK_DPIPE_HEADER_ETHERNET,
DEVLINK_DPIPE_HEADER_IPV4,
DEVLINK_DPIPE_HEADER_IPV6,
};
enum devlink_resource_unit {
DEVLINK_RESOURCE_UNIT_ENTRY,
};
#endif /* _UAPI_LINUX_DEVLINK_H_ */
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