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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2/*
3 * Shared Memory Communications over RDMA (SMC-R) and RoCE
4 *
5 * Definitions for generic netlink based configuration of an SMC-R PNET table
6 *
7 * Copyright IBM Corp. 2016
8 *
9 * Author(s): Thomas Richter <tmricht@linux.vnet.ibm.com>
10 */
11
12#ifndef _UAPI_LINUX_SMC_H_
13#define _UAPI_LINUX_SMC_H_
14
15/* Netlink SMC_PNETID attributes */
16enum {
17 SMC_PNETID_UNSPEC,
18 SMC_PNETID_NAME,
19 SMC_PNETID_ETHNAME,
20 SMC_PNETID_IBNAME,
21 SMC_PNETID_IBPORT,
22 __SMC_PNETID_MAX,
23 SMC_PNETID_MAX = __SMC_PNETID_MAX - 1
24};
25
26enum { /* SMC PNET Table commands */
27 SMC_PNETID_GET = 1,
28 SMC_PNETID_ADD,
29 SMC_PNETID_DEL,
30 SMC_PNETID_FLUSH
31};
32
33#define SMCR_GENL_FAMILY_NAME "SMC_PNETID"
34#define SMCR_GENL_FAMILY_VERSION 1
35
36/* gennetlink interface to access non-socket information from SMC module */
37#define SMC_GENL_FAMILY_NAME "SMC_GEN_NETLINK"
38#define SMC_GENL_FAMILY_VERSION 1
39
40#define SMC_PCI_ID_STR_LEN 16 /* Max length of pci id string */
41
42/* SMC_GENL_FAMILY commands */
43enum {
44 SMC_NETLINK_GET_SYS_INFO = 1,
45 SMC_NETLINK_GET_LGR_SMCR,
46 SMC_NETLINK_GET_LINK_SMCR,
47 SMC_NETLINK_GET_LGR_SMCD,
48 SMC_NETLINK_GET_DEV_SMCD,
49 SMC_NETLINK_GET_DEV_SMCR,
50};
51
52/* SMC_GENL_FAMILY top level attributes */
53enum {
54 SMC_GEN_UNSPEC,
55 SMC_GEN_SYS_INFO, /* nest */
56 SMC_GEN_LGR_SMCR, /* nest */
57 SMC_GEN_LINK_SMCR, /* nest */
58 SMC_GEN_LGR_SMCD, /* nest */
59 SMC_GEN_DEV_SMCD, /* nest */
60 SMC_GEN_DEV_SMCR, /* nest */
61 __SMC_GEN_MAX,
62 SMC_GEN_MAX = __SMC_GEN_MAX - 1
63};
64
65/* SMC_GEN_SYS_INFO attributes */
66enum {
67 SMC_NLA_SYS_UNSPEC,
68 SMC_NLA_SYS_VER, /* u8 */
69 SMC_NLA_SYS_REL, /* u8 */
70 SMC_NLA_SYS_IS_ISM_V2, /* u8 */
71 SMC_NLA_SYS_LOCAL_HOST, /* string */
72 SMC_NLA_SYS_SEID, /* string */
73 __SMC_NLA_SYS_MAX,
74 SMC_NLA_SYS_MAX = __SMC_NLA_SYS_MAX - 1
75};
76
77/* SMC_NLA_LGR_V2 nested attributes */
78enum {
79 SMC_NLA_LGR_V2_VER, /* u8 */
80 SMC_NLA_LGR_V2_REL, /* u8 */
81 SMC_NLA_LGR_V2_OS, /* u8 */
82 SMC_NLA_LGR_V2_NEG_EID, /* string */
83 SMC_NLA_LGR_V2_PEER_HOST, /* string */
84};
85
86/* SMC_GEN_LGR_SMCR attributes */
87enum {
88 SMC_NLA_LGR_R_UNSPEC,
89 SMC_NLA_LGR_R_ID, /* u32 */
90 SMC_NLA_LGR_R_ROLE, /* u8 */
91 SMC_NLA_LGR_R_TYPE, /* u8 */
92 SMC_NLA_LGR_R_PNETID, /* string */
93 SMC_NLA_LGR_R_VLAN_ID, /* u8 */
94 SMC_NLA_LGR_R_CONNS_NUM, /* u32 */
95 __SMC_NLA_LGR_R_MAX,
96 SMC_NLA_LGR_R_MAX = __SMC_NLA_LGR_R_MAX - 1
97};
98
99/* SMC_GEN_LINK_SMCR attributes */
100enum {
101 SMC_NLA_LINK_UNSPEC,
102 SMC_NLA_LINK_ID, /* u8 */
103 SMC_NLA_LINK_IB_DEV, /* string */
104 SMC_NLA_LINK_IB_PORT, /* u8 */
105 SMC_NLA_LINK_GID, /* string */
106 SMC_NLA_LINK_PEER_GID, /* string */
107 SMC_NLA_LINK_CONN_CNT, /* u32 */
108 SMC_NLA_LINK_NET_DEV, /* u32 */
109 SMC_NLA_LINK_UID, /* u32 */
110 SMC_NLA_LINK_PEER_UID, /* u32 */
111 SMC_NLA_LINK_STATE, /* u32 */
112 __SMC_NLA_LINK_MAX,
113 SMC_NLA_LINK_MAX = __SMC_NLA_LINK_MAX - 1
114};
115
116/* SMC_GEN_LGR_SMCD attributes */
117enum {
118 SMC_NLA_LGR_D_UNSPEC,
119 SMC_NLA_LGR_D_ID, /* u32 */
120 SMC_NLA_LGR_D_GID, /* u64 */
121 SMC_NLA_LGR_D_PEER_GID, /* u64 */
122 SMC_NLA_LGR_D_VLAN_ID, /* u8 */
123 SMC_NLA_LGR_D_CONNS_NUM, /* u32 */
124 SMC_NLA_LGR_D_PNETID, /* string */
125 SMC_NLA_LGR_D_CHID, /* u16 */
126 SMC_NLA_LGR_D_PAD, /* flag */
127 SMC_NLA_LGR_V2, /* nest */
128 __SMC_NLA_LGR_D_MAX,
129 SMC_NLA_LGR_D_MAX = __SMC_NLA_LGR_D_MAX - 1
130};
131
132/* SMC_NLA_DEV_PORT nested attributes */
133enum {
134 SMC_NLA_DEV_PORT_UNSPEC,
135 SMC_NLA_DEV_PORT_PNET_USR, /* u8 */
136 SMC_NLA_DEV_PORT_PNETID, /* string */
137 SMC_NLA_DEV_PORT_NETDEV, /* u32 */
138 SMC_NLA_DEV_PORT_STATE, /* u8 */
139 SMC_NLA_DEV_PORT_VALID, /* u8 */
140 SMC_NLA_DEV_PORT_LNK_CNT, /* u32 */
141 __SMC_NLA_DEV_PORT_MAX,
142 SMC_NLA_DEV_PORT_MAX = __SMC_NLA_DEV_PORT_MAX - 1
143};
144
145/* SMC_GEN_DEV_SMCD and SMC_GEN_DEV_SMCR attributes */
146enum {
147 SMC_NLA_DEV_UNSPEC,
148 SMC_NLA_DEV_USE_CNT, /* u32 */
149 SMC_NLA_DEV_IS_CRIT, /* u8 */
150 SMC_NLA_DEV_PCI_FID, /* u32 */
151 SMC_NLA_DEV_PCI_CHID, /* u16 */
152 SMC_NLA_DEV_PCI_VENDOR, /* u16 */
153 SMC_NLA_DEV_PCI_DEVICE, /* u16 */
154 SMC_NLA_DEV_PCI_ID, /* string */
155 SMC_NLA_DEV_PORT, /* nest */
156 SMC_NLA_DEV_PORT2, /* nest */
157 SMC_NLA_DEV_IB_NAME, /* string */
158 __SMC_NLA_DEV_MAX,
159 SMC_NLA_DEV_MAX = __SMC_NLA_DEV_MAX - 1
160};
161
162#endif /* _UAPI_LINUX_SMC_H */