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158 lines
4.5 KiB
C
158 lines
4.5 KiB
C
/*
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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 _LINUX_DEVLINK_H_
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#define _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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/* 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_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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/* 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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#endif /* _LINUX_DEVLINK_H_ */
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