diff options
Diffstat (limited to 'include/uapi/linux/devlink.h')
| -rw-r--r-- | include/uapi/linux/devlink.h | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h new file mode 100644 index 00000000..0c44d09d --- /dev/null +++ b/include/uapi/linux/devlink.h @@ -0,0 +1,248 @@ +/* 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 _LINUX_DEVLINK_H_ +#define _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, + + /* 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_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 */ + + /* 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, +}; + +#endif /* _LINUX_DEVLINK_H_ */ |