304 lines
8.3 KiB
C
304 lines
8.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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* Shared Memory Communications over RDMA (SMC-R) and RoCE
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*
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* Definitions for generic netlink based configuration of an SMC-R PNET table
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*
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* Copyright IBM Corp. 2016
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*
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* Author(s): Thomas Richter <tmricht@linux.vnet.ibm.com>
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*/
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#ifndef _LINUX_SMC_H_
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#define _LINUX_SMC_H_
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/* Netlink SMC_PNETID attributes */
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enum {
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SMC_PNETID_UNSPEC,
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SMC_PNETID_NAME,
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SMC_PNETID_ETHNAME,
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SMC_PNETID_IBNAME,
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SMC_PNETID_IBPORT,
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__SMC_PNETID_MAX,
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SMC_PNETID_MAX = __SMC_PNETID_MAX - 1
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};
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enum { /* SMC PNET Table commands */
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SMC_PNETID_GET = 1,
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SMC_PNETID_ADD,
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SMC_PNETID_DEL,
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SMC_PNETID_FLUSH
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};
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#define SMCR_GENL_FAMILY_NAME "SMC_PNETID"
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#define SMCR_GENL_FAMILY_VERSION 1
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/* gennetlink interface to access non-socket information from SMC module */
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#define SMC_GENL_FAMILY_NAME "SMC_GEN_NETLINK"
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#define SMC_GENL_FAMILY_VERSION 1
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#define SMC_PCI_ID_STR_LEN 16 /* Max length of pci id string */
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#define SMC_MAX_HOSTNAME_LEN 32 /* Max length of the hostname */
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#define SMC_MAX_UEID 4 /* Max number of user EIDs */
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#define SMC_MAX_EID_LEN 32 /* Max length of an EID */
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/* SMC_GENL_FAMILY commands */
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enum {
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SMC_NETLINK_GET_SYS_INFO = 1,
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SMC_NETLINK_GET_LGR_SMCR,
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SMC_NETLINK_GET_LINK_SMCR,
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SMC_NETLINK_GET_LGR_SMCD,
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SMC_NETLINK_GET_DEV_SMCD,
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SMC_NETLINK_GET_DEV_SMCR,
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SMC_NETLINK_GET_STATS,
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SMC_NETLINK_GET_FBACK_STATS,
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SMC_NETLINK_DUMP_UEID,
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SMC_NETLINK_ADD_UEID,
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SMC_NETLINK_REMOVE_UEID,
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SMC_NETLINK_FLUSH_UEID,
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SMC_NETLINK_DUMP_SEID,
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SMC_NETLINK_ENABLE_SEID,
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SMC_NETLINK_DISABLE_SEID,
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SMC_NETLINK_DUMP_HS_LIMITATION,
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SMC_NETLINK_ENABLE_HS_LIMITATION,
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SMC_NETLINK_DISABLE_HS_LIMITATION,
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};
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/* SMC_GENL_FAMILY top level attributes */
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enum {
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SMC_GEN_UNSPEC,
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SMC_GEN_SYS_INFO, /* nest */
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SMC_GEN_LGR_SMCR, /* nest */
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SMC_GEN_LINK_SMCR, /* nest */
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SMC_GEN_LGR_SMCD, /* nest */
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SMC_GEN_DEV_SMCD, /* nest */
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SMC_GEN_DEV_SMCR, /* nest */
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SMC_GEN_STATS, /* nest */
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SMC_GEN_FBACK_STATS, /* nest */
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__SMC_GEN_MAX,
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SMC_GEN_MAX = __SMC_GEN_MAX - 1
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};
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/* SMC_GEN_SYS_INFO attributes */
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enum {
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SMC_NLA_SYS_UNSPEC,
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SMC_NLA_SYS_VER, /* u8 */
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SMC_NLA_SYS_REL, /* u8 */
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SMC_NLA_SYS_IS_ISM_V2, /* u8 */
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SMC_NLA_SYS_LOCAL_HOST, /* string */
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SMC_NLA_SYS_SEID, /* string */
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SMC_NLA_SYS_IS_SMCR_V2, /* u8 */
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__SMC_NLA_SYS_MAX,
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SMC_NLA_SYS_MAX = __SMC_NLA_SYS_MAX - 1
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};
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/* SMC_NLA_LGR_D_V2_COMMON and SMC_NLA_LGR_R_V2_COMMON nested attributes */
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enum {
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SMC_NLA_LGR_V2_VER, /* u8 */
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SMC_NLA_LGR_V2_REL, /* u8 */
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SMC_NLA_LGR_V2_OS, /* u8 */
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SMC_NLA_LGR_V2_NEG_EID, /* string */
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SMC_NLA_LGR_V2_PEER_HOST, /* string */
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__SMC_NLA_LGR_V2_MAX,
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SMC_NLA_LGR_V2_MAX = __SMC_NLA_LGR_V2_MAX - 1
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};
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/* SMC_NLA_LGR_R_V2 nested attributes */
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enum {
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SMC_NLA_LGR_R_V2_UNSPEC,
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SMC_NLA_LGR_R_V2_DIRECT, /* u8 */
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__SMC_NLA_LGR_R_V2_MAX,
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SMC_NLA_LGR_R_V2_MAX = __SMC_NLA_LGR_R_V2_MAX - 1
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};
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/* SMC_GEN_LGR_SMCR attributes */
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enum {
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SMC_NLA_LGR_R_UNSPEC,
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SMC_NLA_LGR_R_ID, /* u32 */
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SMC_NLA_LGR_R_ROLE, /* u8 */
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SMC_NLA_LGR_R_TYPE, /* u8 */
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SMC_NLA_LGR_R_PNETID, /* string */
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SMC_NLA_LGR_R_VLAN_ID, /* u8 */
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SMC_NLA_LGR_R_CONNS_NUM, /* u32 */
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SMC_NLA_LGR_R_V2_COMMON, /* nest */
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SMC_NLA_LGR_R_V2, /* nest */
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SMC_NLA_LGR_R_NET_COOKIE, /* u64 */
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SMC_NLA_LGR_R_PAD, /* flag */
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SMC_NLA_LGR_R_BUF_TYPE, /* u8 */
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__SMC_NLA_LGR_R_MAX,
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SMC_NLA_LGR_R_MAX = __SMC_NLA_LGR_R_MAX - 1
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};
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/* SMC_GEN_LINK_SMCR attributes */
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enum {
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SMC_NLA_LINK_UNSPEC,
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SMC_NLA_LINK_ID, /* u8 */
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SMC_NLA_LINK_IB_DEV, /* string */
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SMC_NLA_LINK_IB_PORT, /* u8 */
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SMC_NLA_LINK_GID, /* string */
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SMC_NLA_LINK_PEER_GID, /* string */
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SMC_NLA_LINK_CONN_CNT, /* u32 */
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SMC_NLA_LINK_NET_DEV, /* u32 */
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SMC_NLA_LINK_UID, /* u32 */
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SMC_NLA_LINK_PEER_UID, /* u32 */
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SMC_NLA_LINK_STATE, /* u32 */
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__SMC_NLA_LINK_MAX,
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SMC_NLA_LINK_MAX = __SMC_NLA_LINK_MAX - 1
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};
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/* SMC_GEN_LGR_SMCD attributes */
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enum {
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SMC_NLA_LGR_D_UNSPEC,
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SMC_NLA_LGR_D_ID, /* u32 */
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SMC_NLA_LGR_D_GID, /* u64 */
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SMC_NLA_LGR_D_PEER_GID, /* u64 */
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SMC_NLA_LGR_D_VLAN_ID, /* u8 */
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SMC_NLA_LGR_D_CONNS_NUM, /* u32 */
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SMC_NLA_LGR_D_PNETID, /* string */
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SMC_NLA_LGR_D_CHID, /* u16 */
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SMC_NLA_LGR_D_PAD, /* flag */
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SMC_NLA_LGR_D_V2_COMMON, /* nest */
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__SMC_NLA_LGR_D_MAX,
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SMC_NLA_LGR_D_MAX = __SMC_NLA_LGR_D_MAX - 1
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};
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/* SMC_NLA_DEV_PORT nested attributes */
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enum {
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SMC_NLA_DEV_PORT_UNSPEC,
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SMC_NLA_DEV_PORT_PNET_USR, /* u8 */
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SMC_NLA_DEV_PORT_PNETID, /* string */
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SMC_NLA_DEV_PORT_NETDEV, /* u32 */
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SMC_NLA_DEV_PORT_STATE, /* u8 */
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SMC_NLA_DEV_PORT_VALID, /* u8 */
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SMC_NLA_DEV_PORT_LNK_CNT, /* u32 */
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__SMC_NLA_DEV_PORT_MAX,
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SMC_NLA_DEV_PORT_MAX = __SMC_NLA_DEV_PORT_MAX - 1
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};
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/* SMC_GEN_DEV_SMCD and SMC_GEN_DEV_SMCR attributes */
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enum {
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SMC_NLA_DEV_UNSPEC,
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SMC_NLA_DEV_USE_CNT, /* u32 */
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SMC_NLA_DEV_IS_CRIT, /* u8 */
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SMC_NLA_DEV_PCI_FID, /* u32 */
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SMC_NLA_DEV_PCI_CHID, /* u16 */
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SMC_NLA_DEV_PCI_VENDOR, /* u16 */
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SMC_NLA_DEV_PCI_DEVICE, /* u16 */
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SMC_NLA_DEV_PCI_ID, /* string */
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SMC_NLA_DEV_PORT, /* nest */
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SMC_NLA_DEV_PORT2, /* nest */
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SMC_NLA_DEV_IB_NAME, /* string */
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__SMC_NLA_DEV_MAX,
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SMC_NLA_DEV_MAX = __SMC_NLA_DEV_MAX - 1
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};
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/* SMC_NLA_STATS_T_TX(RX)_RMB_SIZE nested attributes */
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/* SMC_NLA_STATS_TX(RX)PLOAD_SIZE nested attributes */
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enum {
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SMC_NLA_STATS_PLOAD_PAD,
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SMC_NLA_STATS_PLOAD_8K, /* u64 */
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SMC_NLA_STATS_PLOAD_16K, /* u64 */
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SMC_NLA_STATS_PLOAD_32K, /* u64 */
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SMC_NLA_STATS_PLOAD_64K, /* u64 */
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SMC_NLA_STATS_PLOAD_128K, /* u64 */
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SMC_NLA_STATS_PLOAD_256K, /* u64 */
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SMC_NLA_STATS_PLOAD_512K, /* u64 */
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SMC_NLA_STATS_PLOAD_1024K, /* u64 */
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SMC_NLA_STATS_PLOAD_G_1024K, /* u64 */
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__SMC_NLA_STATS_PLOAD_MAX,
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SMC_NLA_STATS_PLOAD_MAX = __SMC_NLA_STATS_PLOAD_MAX - 1
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};
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/* SMC_NLA_STATS_T_TX(RX)_RMB_STATS nested attributes */
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enum {
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SMC_NLA_STATS_RMB_PAD,
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SMC_NLA_STATS_RMB_SIZE_SM_PEER_CNT, /* u64 */
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SMC_NLA_STATS_RMB_SIZE_SM_CNT, /* u64 */
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SMC_NLA_STATS_RMB_FULL_PEER_CNT, /* u64 */
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SMC_NLA_STATS_RMB_FULL_CNT, /* u64 */
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SMC_NLA_STATS_RMB_REUSE_CNT, /* u64 */
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SMC_NLA_STATS_RMB_ALLOC_CNT, /* u64 */
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SMC_NLA_STATS_RMB_DGRADE_CNT, /* u64 */
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__SMC_NLA_STATS_RMB_MAX,
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SMC_NLA_STATS_RMB_MAX = __SMC_NLA_STATS_RMB_MAX - 1
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};
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/* SMC_NLA_STATS_SMCD_TECH and _SMCR_TECH nested attributes */
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enum {
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SMC_NLA_STATS_T_PAD,
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SMC_NLA_STATS_T_TX_RMB_SIZE, /* nest */
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SMC_NLA_STATS_T_RX_RMB_SIZE, /* nest */
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SMC_NLA_STATS_T_TXPLOAD_SIZE, /* nest */
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SMC_NLA_STATS_T_RXPLOAD_SIZE, /* nest */
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SMC_NLA_STATS_T_TX_RMB_STATS, /* nest */
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SMC_NLA_STATS_T_RX_RMB_STATS, /* nest */
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SMC_NLA_STATS_T_CLNT_V1_SUCC, /* u64 */
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SMC_NLA_STATS_T_CLNT_V2_SUCC, /* u64 */
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SMC_NLA_STATS_T_SRV_V1_SUCC, /* u64 */
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SMC_NLA_STATS_T_SRV_V2_SUCC, /* u64 */
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SMC_NLA_STATS_T_SENDPAGE_CNT, /* u64 */
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SMC_NLA_STATS_T_SPLICE_CNT, /* u64 */
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SMC_NLA_STATS_T_CORK_CNT, /* u64 */
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SMC_NLA_STATS_T_NDLY_CNT, /* u64 */
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SMC_NLA_STATS_T_URG_DATA_CNT, /* u64 */
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SMC_NLA_STATS_T_RX_BYTES, /* u64 */
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SMC_NLA_STATS_T_TX_BYTES, /* u64 */
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SMC_NLA_STATS_T_RX_CNT, /* u64 */
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SMC_NLA_STATS_T_TX_CNT, /* u64 */
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__SMC_NLA_STATS_T_MAX,
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SMC_NLA_STATS_T_MAX = __SMC_NLA_STATS_T_MAX - 1
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};
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/* SMC_GEN_STATS attributes */
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enum {
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SMC_NLA_STATS_PAD,
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SMC_NLA_STATS_SMCD_TECH, /* nest */
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SMC_NLA_STATS_SMCR_TECH, /* nest */
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SMC_NLA_STATS_CLNT_HS_ERR_CNT, /* u64 */
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SMC_NLA_STATS_SRV_HS_ERR_CNT, /* u64 */
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__SMC_NLA_STATS_MAX,
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SMC_NLA_STATS_MAX = __SMC_NLA_STATS_MAX - 1
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};
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/* SMC_GEN_FBACK_STATS attributes */
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enum {
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SMC_NLA_FBACK_STATS_PAD,
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SMC_NLA_FBACK_STATS_TYPE, /* u8 */
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SMC_NLA_FBACK_STATS_SRV_CNT, /* u64 */
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SMC_NLA_FBACK_STATS_CLNT_CNT, /* u64 */
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SMC_NLA_FBACK_STATS_RSN_CODE, /* u32 */
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SMC_NLA_FBACK_STATS_RSN_CNT, /* u16 */
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__SMC_NLA_FBACK_STATS_MAX,
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SMC_NLA_FBACK_STATS_MAX = __SMC_NLA_FBACK_STATS_MAX - 1
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};
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/* SMC_NETLINK_UEID attributes */
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enum {
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SMC_NLA_EID_TABLE_UNSPEC,
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SMC_NLA_EID_TABLE_ENTRY, /* string */
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__SMC_NLA_EID_TABLE_MAX,
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SMC_NLA_EID_TABLE_MAX = __SMC_NLA_EID_TABLE_MAX - 1
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};
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/* SMC_NETLINK_SEID attributes */
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enum {
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SMC_NLA_SEID_UNSPEC,
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SMC_NLA_SEID_ENTRY, /* string */
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SMC_NLA_SEID_ENABLED, /* u8 */
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__SMC_NLA_SEID_TABLE_MAX,
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SMC_NLA_SEID_TABLE_MAX = __SMC_NLA_SEID_TABLE_MAX - 1
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};
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/* SMC_NETLINK_HS_LIMITATION attributes */
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enum {
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SMC_NLA_HS_LIMITATION_UNSPEC,
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SMC_NLA_HS_LIMITATION_ENABLED, /* u8 */
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__SMC_NLA_HS_LIMITATION_MAX,
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SMC_NLA_HS_LIMITATION_MAX = __SMC_NLA_HS_LIMITATION_MAX - 1
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};
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/* SMC socket options */
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#define SMC_LIMIT_HS 1 /* constraint on smc handshake */
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#endif /* _LINUX_SMC_H */
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