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56dc7cd0a8
The hardware processes which are modeled via dpipe commonly use some internal hardware resources. Such relation can improve the understanding of hardware limitations. The number of resource's unit consumed per table's entry are also provided for each table. Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
274 lines
8.0 KiB
C
274 lines
8.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
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/*
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* include/uapi/linux/devlink.h - Network physical device Netlink interface
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* Copyright (c) 2016 Mellanox Technologies. All rights reserved.
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* Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef _UAPI_LINUX_DEVLINK_H_
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#define _UAPI_LINUX_DEVLINK_H_
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#define DEVLINK_GENL_NAME "devlink"
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#define DEVLINK_GENL_VERSION 0x1
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#define DEVLINK_GENL_MCGRP_CONFIG_NAME "config"
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enum devlink_command {
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/* don't change the order or add anything between, this is ABI! */
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DEVLINK_CMD_UNSPEC,
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DEVLINK_CMD_GET, /* can dump */
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DEVLINK_CMD_SET,
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DEVLINK_CMD_NEW,
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DEVLINK_CMD_DEL,
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DEVLINK_CMD_PORT_GET, /* can dump */
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DEVLINK_CMD_PORT_SET,
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DEVLINK_CMD_PORT_NEW,
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DEVLINK_CMD_PORT_DEL,
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DEVLINK_CMD_PORT_SPLIT,
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DEVLINK_CMD_PORT_UNSPLIT,
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DEVLINK_CMD_SB_GET, /* can dump */
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DEVLINK_CMD_SB_SET,
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DEVLINK_CMD_SB_NEW,
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DEVLINK_CMD_SB_DEL,
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DEVLINK_CMD_SB_POOL_GET, /* can dump */
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DEVLINK_CMD_SB_POOL_SET,
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DEVLINK_CMD_SB_POOL_NEW,
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DEVLINK_CMD_SB_POOL_DEL,
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DEVLINK_CMD_SB_PORT_POOL_GET, /* can dump */
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DEVLINK_CMD_SB_PORT_POOL_SET,
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DEVLINK_CMD_SB_PORT_POOL_NEW,
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DEVLINK_CMD_SB_PORT_POOL_DEL,
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DEVLINK_CMD_SB_TC_POOL_BIND_GET, /* can dump */
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DEVLINK_CMD_SB_TC_POOL_BIND_SET,
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DEVLINK_CMD_SB_TC_POOL_BIND_NEW,
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DEVLINK_CMD_SB_TC_POOL_BIND_DEL,
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/* Shared buffer occupancy monitoring commands */
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DEVLINK_CMD_SB_OCC_SNAPSHOT,
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DEVLINK_CMD_SB_OCC_MAX_CLEAR,
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DEVLINK_CMD_ESWITCH_GET,
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#define DEVLINK_CMD_ESWITCH_MODE_GET /* obsolete, never use this! */ \
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DEVLINK_CMD_ESWITCH_GET
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DEVLINK_CMD_ESWITCH_SET,
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#define DEVLINK_CMD_ESWITCH_MODE_SET /* obsolete, never use this! */ \
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DEVLINK_CMD_ESWITCH_SET
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DEVLINK_CMD_DPIPE_TABLE_GET,
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DEVLINK_CMD_DPIPE_ENTRIES_GET,
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DEVLINK_CMD_DPIPE_HEADERS_GET,
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DEVLINK_CMD_DPIPE_TABLE_COUNTERS_SET,
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DEVLINK_CMD_RESOURCE_SET,
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DEVLINK_CMD_RESOURCE_DUMP,
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/* Hot driver reload, makes configuration changes take place. The
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* devlink instance is not released during the process.
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*/
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DEVLINK_CMD_RELOAD,
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/* add new commands above here */
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__DEVLINK_CMD_MAX,
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DEVLINK_CMD_MAX = __DEVLINK_CMD_MAX - 1
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};
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enum devlink_port_type {
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DEVLINK_PORT_TYPE_NOTSET,
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DEVLINK_PORT_TYPE_AUTO,
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DEVLINK_PORT_TYPE_ETH,
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DEVLINK_PORT_TYPE_IB,
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};
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enum devlink_sb_pool_type {
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DEVLINK_SB_POOL_TYPE_INGRESS,
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DEVLINK_SB_POOL_TYPE_EGRESS,
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};
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/* static threshold - limiting the maximum number of bytes.
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* dynamic threshold - limiting the maximum number of bytes
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* based on the currently available free space in the shared buffer pool.
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* In this mode, the maximum quota is calculated based
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* on the following formula:
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* max_quota = alpha / (1 + alpha) * Free_Buffer
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* While Free_Buffer is the amount of none-occupied buffer associated to
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* the relevant pool.
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* The value range which can be passed is 0-20 and serves
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* for computation of alpha by following formula:
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* alpha = 2 ^ (passed_value - 10)
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*/
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enum devlink_sb_threshold_type {
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DEVLINK_SB_THRESHOLD_TYPE_STATIC,
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DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC,
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};
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#define DEVLINK_SB_THRESHOLD_TO_ALPHA_MAX 20
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enum devlink_eswitch_mode {
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DEVLINK_ESWITCH_MODE_LEGACY,
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DEVLINK_ESWITCH_MODE_SWITCHDEV,
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};
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enum devlink_eswitch_inline_mode {
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DEVLINK_ESWITCH_INLINE_MODE_NONE,
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DEVLINK_ESWITCH_INLINE_MODE_LINK,
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DEVLINK_ESWITCH_INLINE_MODE_NETWORK,
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DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT,
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};
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enum devlink_eswitch_encap_mode {
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DEVLINK_ESWITCH_ENCAP_MODE_NONE,
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DEVLINK_ESWITCH_ENCAP_MODE_BASIC,
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};
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enum devlink_attr {
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/* don't change the order or add anything between, this is ABI! */
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DEVLINK_ATTR_UNSPEC,
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/* bus name + dev name together are a handle for devlink entity */
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DEVLINK_ATTR_BUS_NAME, /* string */
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DEVLINK_ATTR_DEV_NAME, /* string */
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DEVLINK_ATTR_PORT_INDEX, /* u32 */
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DEVLINK_ATTR_PORT_TYPE, /* u16 */
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DEVLINK_ATTR_PORT_DESIRED_TYPE, /* u16 */
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DEVLINK_ATTR_PORT_NETDEV_IFINDEX, /* u32 */
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DEVLINK_ATTR_PORT_NETDEV_NAME, /* string */
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DEVLINK_ATTR_PORT_IBDEV_NAME, /* string */
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DEVLINK_ATTR_PORT_SPLIT_COUNT, /* u32 */
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DEVLINK_ATTR_PORT_SPLIT_GROUP, /* u32 */
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DEVLINK_ATTR_SB_INDEX, /* u32 */
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DEVLINK_ATTR_SB_SIZE, /* u32 */
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DEVLINK_ATTR_SB_INGRESS_POOL_COUNT, /* u16 */
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DEVLINK_ATTR_SB_EGRESS_POOL_COUNT, /* u16 */
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DEVLINK_ATTR_SB_INGRESS_TC_COUNT, /* u16 */
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DEVLINK_ATTR_SB_EGRESS_TC_COUNT, /* u16 */
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DEVLINK_ATTR_SB_POOL_INDEX, /* u16 */
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DEVLINK_ATTR_SB_POOL_TYPE, /* u8 */
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DEVLINK_ATTR_SB_POOL_SIZE, /* u32 */
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DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE, /* u8 */
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DEVLINK_ATTR_SB_THRESHOLD, /* u32 */
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DEVLINK_ATTR_SB_TC_INDEX, /* u16 */
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DEVLINK_ATTR_SB_OCC_CUR, /* u32 */
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DEVLINK_ATTR_SB_OCC_MAX, /* u32 */
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DEVLINK_ATTR_ESWITCH_MODE, /* u16 */
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DEVLINK_ATTR_ESWITCH_INLINE_MODE, /* u8 */
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DEVLINK_ATTR_DPIPE_TABLES, /* nested */
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DEVLINK_ATTR_DPIPE_TABLE, /* nested */
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DEVLINK_ATTR_DPIPE_TABLE_NAME, /* string */
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DEVLINK_ATTR_DPIPE_TABLE_SIZE, /* u64 */
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DEVLINK_ATTR_DPIPE_TABLE_MATCHES, /* nested */
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DEVLINK_ATTR_DPIPE_TABLE_ACTIONS, /* nested */
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DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED, /* u8 */
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DEVLINK_ATTR_DPIPE_ENTRIES, /* nested */
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DEVLINK_ATTR_DPIPE_ENTRY, /* nested */
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DEVLINK_ATTR_DPIPE_ENTRY_INDEX, /* u64 */
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DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES, /* nested */
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DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES, /* nested */
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DEVLINK_ATTR_DPIPE_ENTRY_COUNTER, /* u64 */
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DEVLINK_ATTR_DPIPE_MATCH, /* nested */
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DEVLINK_ATTR_DPIPE_MATCH_VALUE, /* nested */
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DEVLINK_ATTR_DPIPE_MATCH_TYPE, /* u32 */
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DEVLINK_ATTR_DPIPE_ACTION, /* nested */
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DEVLINK_ATTR_DPIPE_ACTION_VALUE, /* nested */
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DEVLINK_ATTR_DPIPE_ACTION_TYPE, /* u32 */
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DEVLINK_ATTR_DPIPE_VALUE,
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DEVLINK_ATTR_DPIPE_VALUE_MASK,
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DEVLINK_ATTR_DPIPE_VALUE_MAPPING, /* u32 */
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DEVLINK_ATTR_DPIPE_HEADERS, /* nested */
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DEVLINK_ATTR_DPIPE_HEADER, /* nested */
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DEVLINK_ATTR_DPIPE_HEADER_NAME, /* string */
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DEVLINK_ATTR_DPIPE_HEADER_ID, /* u32 */
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DEVLINK_ATTR_DPIPE_HEADER_FIELDS, /* nested */
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DEVLINK_ATTR_DPIPE_HEADER_GLOBAL, /* u8 */
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DEVLINK_ATTR_DPIPE_HEADER_INDEX, /* u32 */
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DEVLINK_ATTR_DPIPE_FIELD, /* nested */
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DEVLINK_ATTR_DPIPE_FIELD_NAME, /* string */
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DEVLINK_ATTR_DPIPE_FIELD_ID, /* u32 */
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DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH, /* u32 */
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DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE, /* u32 */
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DEVLINK_ATTR_PAD,
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DEVLINK_ATTR_ESWITCH_ENCAP_MODE, /* u8 */
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DEVLINK_ATTR_RESOURCE_LIST, /* nested */
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DEVLINK_ATTR_RESOURCE, /* nested */
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DEVLINK_ATTR_RESOURCE_NAME, /* string */
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DEVLINK_ATTR_RESOURCE_ID, /* u64 */
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DEVLINK_ATTR_RESOURCE_SIZE, /* u64 */
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DEVLINK_ATTR_RESOURCE_SIZE_NEW, /* u64 */
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DEVLINK_ATTR_RESOURCE_SIZE_VALID, /* u8 */
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DEVLINK_ATTR_RESOURCE_SIZE_MIN, /* u64 */
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DEVLINK_ATTR_RESOURCE_SIZE_MAX, /* u64 */
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DEVLINK_ATTR_RESOURCE_SIZE_GRAN, /* u64 */
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DEVLINK_ATTR_RESOURCE_UNIT, /* u8 */
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DEVLINK_ATTR_RESOURCE_OCC, /* u64 */
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DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_ID, /* u64 */
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DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_UNITS,/* u64 */
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/* add new attributes above here, update the policy in devlink.c */
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__DEVLINK_ATTR_MAX,
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DEVLINK_ATTR_MAX = __DEVLINK_ATTR_MAX - 1
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};
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/* Mapping between internal resource described by the field and system
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* structure
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*/
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enum devlink_dpipe_field_mapping_type {
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DEVLINK_DPIPE_FIELD_MAPPING_TYPE_NONE,
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DEVLINK_DPIPE_FIELD_MAPPING_TYPE_IFINDEX,
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};
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/* Match type - specify the type of the match */
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enum devlink_dpipe_match_type {
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DEVLINK_DPIPE_MATCH_TYPE_FIELD_EXACT,
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};
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/* Action type - specify the action type */
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enum devlink_dpipe_action_type {
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DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY,
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};
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enum devlink_dpipe_field_ethernet_id {
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DEVLINK_DPIPE_FIELD_ETHERNET_DST_MAC,
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};
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enum devlink_dpipe_field_ipv4_id {
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DEVLINK_DPIPE_FIELD_IPV4_DST_IP,
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};
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enum devlink_dpipe_field_ipv6_id {
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DEVLINK_DPIPE_FIELD_IPV6_DST_IP,
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};
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enum devlink_dpipe_header_id {
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DEVLINK_DPIPE_HEADER_ETHERNET,
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DEVLINK_DPIPE_HEADER_IPV4,
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DEVLINK_DPIPE_HEADER_IPV6,
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};
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enum devlink_resource_unit {
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DEVLINK_RESOURCE_UNIT_ENTRY,
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};
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#endif /* _UAPI_LINUX_DEVLINK_H_ */
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