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1da177e4 LT |
1 | /* |
2 | * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. | |
3 | * Copyright (c) 2004 Infinicon Corporation. All rights reserved. | |
4 | * Copyright (c) 2004 Intel Corporation. All rights reserved. | |
5 | * Copyright (c) 2004 Topspin Corporation. All rights reserved. | |
6 | * Copyright (c) 2004 Voltaire Corporation. All rights reserved. | |
7 | * | |
8 | * This software is available to you under a choice of one of two | |
9 | * licenses. You may choose to be licensed under the terms of the GNU | |
10 | * General Public License (GPL) Version 2, available from the file | |
11 | * COPYING in the main directory of this source tree, or the | |
12 | * OpenIB.org BSD license below: | |
13 | * | |
14 | * Redistribution and use in source and binary forms, with or | |
15 | * without modification, are permitted provided that the following | |
16 | * conditions are met: | |
17 | * | |
18 | * - Redistributions of source code must retain the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer. | |
21 | * | |
22 | * - Redistributions in binary form must reproduce the above | |
23 | * copyright notice, this list of conditions and the following | |
24 | * disclaimer in the documentation and/or other materials | |
25 | * provided with the distribution. | |
26 | * | |
27 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
28 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
29 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
30 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
31 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
32 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
33 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
34 | * SOFTWARE. | |
1da177e4 LT |
35 | */ |
36 | ||
4deccd6d | 37 | #if !defined(IB_SMI_H) |
1da177e4 LT |
38 | #define IB_SMI_H |
39 | ||
a4d61e84 | 40 | #include <rdma/ib_mad.h> |
1da177e4 | 41 | |
1da177e4 LT |
42 | #define IB_SMP_DATA_SIZE 64 |
43 | #define IB_SMP_MAX_PATH_HOPS 64 | |
44 | ||
45 | struct ib_smp { | |
46 | u8 base_version; | |
47 | u8 mgmt_class; | |
48 | u8 class_version; | |
49 | u8 method; | |
97f52eb4 | 50 | __be16 status; |
1da177e4 LT |
51 | u8 hop_ptr; |
52 | u8 hop_cnt; | |
97f52eb4 SH |
53 | __be64 tid; |
54 | __be16 attr_id; | |
55 | __be16 resv; | |
56 | __be32 attr_mod; | |
57 | __be64 mkey; | |
58 | __be16 dr_slid; | |
59 | __be16 dr_dlid; | |
1da177e4 LT |
60 | u8 reserved[28]; |
61 | u8 data[IB_SMP_DATA_SIZE]; | |
62 | u8 initial_path[IB_SMP_MAX_PATH_HOPS]; | |
63 | u8 return_path[IB_SMP_MAX_PATH_HOPS]; | |
64 | } __attribute__ ((packed)); | |
65 | ||
66 | #define IB_SMP_DIRECTION __constant_htons(0x8000) | |
67 | ||
68 | /* Subnet management attributes */ | |
69 | #define IB_SMP_ATTR_NOTICE __constant_htons(0x0002) | |
70 | #define IB_SMP_ATTR_NODE_DESC __constant_htons(0x0010) | |
71 | #define IB_SMP_ATTR_NODE_INFO __constant_htons(0x0011) | |
72 | #define IB_SMP_ATTR_SWITCH_INFO __constant_htons(0x0012) | |
73 | #define IB_SMP_ATTR_GUID_INFO __constant_htons(0x0014) | |
74 | #define IB_SMP_ATTR_PORT_INFO __constant_htons(0x0015) | |
75 | #define IB_SMP_ATTR_PKEY_TABLE __constant_htons(0x0016) | |
76 | #define IB_SMP_ATTR_SL_TO_VL_TABLE __constant_htons(0x0017) | |
77 | #define IB_SMP_ATTR_VL_ARB_TABLE __constant_htons(0x0018) | |
78 | #define IB_SMP_ATTR_LINEAR_FORWARD_TABLE __constant_htons(0x0019) | |
79 | #define IB_SMP_ATTR_RANDOM_FORWARD_TABLE __constant_htons(0x001A) | |
80 | #define IB_SMP_ATTR_MCAST_FORWARD_TABLE __constant_htons(0x001B) | |
81 | #define IB_SMP_ATTR_SM_INFO __constant_htons(0x0020) | |
82 | #define IB_SMP_ATTR_VENDOR_DIAG __constant_htons(0x0030) | |
83 | #define IB_SMP_ATTR_LED_INFO __constant_htons(0x0031) | |
84 | #define IB_SMP_ATTR_VENDOR_MASK __constant_htons(0xFF00) | |
85 | ||
da2ab62a LA |
86 | struct ib_port_info { |
87 | __be64 mkey; | |
88 | __be64 gid_prefix; | |
89 | __be16 lid; | |
90 | __be16 sm_lid; | |
91 | __be32 cap_mask; | |
92 | __be16 diag_code; | |
93 | __be16 mkey_lease_period; | |
94 | u8 local_port_num; | |
95 | u8 link_width_enabled; | |
96 | u8 link_width_supported; | |
97 | u8 link_width_active; | |
98 | u8 linkspeed_portstate; /* 4 bits, 4 bits */ | |
99 | u8 portphysstate_linkdown; /* 4 bits, 4 bits */ | |
100 | u8 mkeyprot_resv_lmc; /* 2 bits, 3, 3 */ | |
101 | u8 linkspeedactive_enabled; /* 4 bits, 4 bits */ | |
102 | u8 neighbormtu_mastersmsl; /* 4 bits, 4 bits */ | |
103 | u8 vlcap_inittype; /* 4 bits, 4 bits */ | |
104 | u8 vl_high_limit; | |
105 | u8 vl_arb_high_cap; | |
106 | u8 vl_arb_low_cap; | |
107 | u8 inittypereply_mtucap; /* 4 bits, 4 bits */ | |
108 | u8 vlstallcnt_hoqlife; /* 3 bits, 5 bits */ | |
109 | u8 operationalvl_pei_peo_fpi_fpo; /* 4 bits, 1, 1, 1, 1 */ | |
110 | __be16 mkey_violations; | |
111 | __be16 pkey_violations; | |
112 | __be16 qkey_violations; | |
113 | u8 guid_cap; | |
114 | u8 clientrereg_resv_subnetto; /* 1 bit, 2 bits, 5 */ | |
115 | u8 resv_resptimevalue; /* 3 bits, 5 bits */ | |
116 | u8 localphyerrors_overrunerrors; /* 4 bits, 4 bits */ | |
117 | __be16 max_credit_hint; | |
118 | u8 resv; | |
119 | u8 link_roundtrip_latency[3]; | |
120 | }; | |
121 | ||
1da177e4 LT |
122 | static inline u8 |
123 | ib_get_smp_direction(struct ib_smp *smp) | |
124 | { | |
125 | return ((smp->status & IB_SMP_DIRECTION) == IB_SMP_DIRECTION); | |
126 | } | |
127 | ||
128 | #endif /* IB_SMI_H */ |