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1/*
2 * Copyright 2018 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24#ifndef _TA_XGMI_IF_H
25#define _TA_XGMI_IF_H
26
27/* Responses have bit 31 set */
28#define RSP_ID_MASK (1U << 31)
29#define RSP_ID(cmdId) (((uint32_t)(cmdId)) | RSP_ID_MASK)
30
31enum ta_command_xgmi {
32 TA_COMMAND_XGMI__INITIALIZE = 0x00,
33 TA_COMMAND_XGMI__GET_NODE_ID = 0x01,
34 TA_COMMAND_XGMI__GET_HIVE_ID = 0x02,
35 TA_COMMAND_XGMI__GET_GET_TOPOLOGY_INFO = 0x03,
36 TA_COMMAND_XGMI__SET_TOPOLOGY_INFO = 0x04
37};
38
39/* XGMI related enumerations */
40/**********************************************************/;
41enum ta_xgmi_connected_nodes {
42 TA_XGMI__MAX_CONNECTED_NODES = 64
43};
44
45enum ta_xgmi_status {
46 TA_XGMI_STATUS__SUCCESS = 0x00,
47 TA_XGMI_STATUS__GENERIC_FAILURE = 0x01,
48 TA_XGMI_STATUS__NULL_POINTER = 0x02,
49 TA_XGMI_STATUS__INVALID_PARAMETER = 0x03,
50 TA_XGMI_STATUS__NOT_INITIALIZED = 0x04,
51 TA_XGMI_STATUS__INVALID_NODE_NUM = 0x05,
52 TA_XGMI_STATUS__INVALID_NODE_ID = 0x06,
53 TA_XGMI_STATUS__INVALID_TOPOLOGY = 0x07,
54 TA_XGMI_STATUS__FAILED_ID_GEN = 0x08,
55 TA_XGMI_STATUS__FAILED_TOPOLOGY_INIT = 0x09,
56 TA_XGMI_STATUS__SET_SHARING_ERROR = 0x0A
57};
58
59enum ta_xgmi_assigned_sdma_engine {
60 TA_XGMI_ASSIGNED_SDMA_ENGINE__NOT_ASSIGNED = -1,
61 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA0 = 0,
62 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA1 = 1,
63 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA2 = 2,
64 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA3 = 3,
65 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA4 = 4,
66 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA5 = 5
67};
68
69/* input/output structures for XGMI commands */
70/**********************************************************/
71struct ta_xgmi_node_info {
72 uint64_t node_id;
73 uint8_t num_hops;
74 uint8_t is_sharing_enabled;
75 enum ta_xgmi_assigned_sdma_engine sdma_engine;
76};
77
78struct ta_xgmi_cmd_initialize_output {
79 uint32_t status;
80};
81
82struct ta_xgmi_cmd_get_node_id_output {
83 uint64_t node_id;
84};
85
86struct ta_xgmi_cmd_get_hive_id_output {
87 uint64_t hive_id;
88};
89
90struct ta_xgmi_cmd_get_topology_info_input {
91 uint32_t num_nodes;
92 struct ta_xgmi_node_info nodes[TA_XGMI__MAX_CONNECTED_NODES];
93};
94
95struct ta_xgmi_cmd_get_topology_info_output {
96 uint32_t num_nodes;
97 struct ta_xgmi_node_info nodes[TA_XGMI__MAX_CONNECTED_NODES];
98};
99
100struct ta_xgmi_cmd_set_topology_info_input {
101 uint32_t num_nodes;
102 struct ta_xgmi_node_info nodes[TA_XGMI__MAX_CONNECTED_NODES];
103};
104
105/**********************************************************/
106/* Common input structure for XGMI callbacks */
107union ta_xgmi_cmd_input {
108 struct ta_xgmi_cmd_get_topology_info_input get_topology_info;
109 struct ta_xgmi_cmd_set_topology_info_input set_topology_info;
110};
111
112/* Common output structure for XGMI callbacks */
113union ta_xgmi_cmd_output {
114 struct ta_xgmi_cmd_initialize_output initialize;
115 struct ta_xgmi_cmd_get_node_id_output get_node_id;
116 struct ta_xgmi_cmd_get_hive_id_output get_hive_id;
117 struct ta_xgmi_cmd_get_topology_info_output get_topology_info;
118};
119/**********************************************************/
120
121struct ta_xgmi_shared_memory {
122 uint32_t cmd_id;
123 uint32_t resp_id;
124 enum ta_xgmi_status xgmi_status;
125 uint32_t reserved;
126 union ta_xgmi_cmd_input xgmi_in_message;
127 union ta_xgmi_cmd_output xgmi_out_message;
128};
129
130#endif //_TA_XGMI_IF_H
1/*
2 * Copyright 2018 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24#ifndef _TA_XGMI_IF_H
25#define _TA_XGMI_IF_H
26
27/* Responses have bit 31 set */
28#define RSP_ID_MASK (1U << 31)
29#define RSP_ID(cmdId) (((uint32_t)(cmdId)) | RSP_ID_MASK)
30
31enum ta_command_xgmi {
32 TA_COMMAND_XGMI__INITIALIZE = 0x00,
33 TA_COMMAND_XGMI__GET_NODE_ID = 0x01,
34 TA_COMMAND_XGMI__GET_HIVE_ID = 0x02,
35 TA_COMMAND_XGMI__GET_GET_TOPOLOGY_INFO = 0x03,
36 TA_COMMAND_XGMI__SET_TOPOLOGY_INFO = 0x04,
37 TA_COMMAND_XGMI__GET_PEER_LINKS = 0x0B
38};
39
40/* XGMI related enumerations */
41/**********************************************************/;
42enum ta_xgmi_connected_nodes {
43 TA_XGMI__MAX_CONNECTED_NODES = 64
44};
45
46enum ta_xgmi_status {
47 TA_XGMI_STATUS__SUCCESS = 0x00,
48 TA_XGMI_STATUS__GENERIC_FAILURE = 0x01,
49 TA_XGMI_STATUS__NULL_POINTER = 0x02,
50 TA_XGMI_STATUS__INVALID_PARAMETER = 0x03,
51 TA_XGMI_STATUS__NOT_INITIALIZED = 0x04,
52 TA_XGMI_STATUS__INVALID_NODE_NUM = 0x05,
53 TA_XGMI_STATUS__INVALID_NODE_ID = 0x06,
54 TA_XGMI_STATUS__INVALID_TOPOLOGY = 0x07,
55 TA_XGMI_STATUS__FAILED_ID_GEN = 0x08,
56 TA_XGMI_STATUS__FAILED_TOPOLOGY_INIT = 0x09,
57 TA_XGMI_STATUS__SET_SHARING_ERROR = 0x0A
58};
59
60enum ta_xgmi_assigned_sdma_engine {
61 TA_XGMI_ASSIGNED_SDMA_ENGINE__NOT_ASSIGNED = -1,
62 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA0 = 0,
63 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA1 = 1,
64 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA2 = 2,
65 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA3 = 3,
66 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA4 = 4,
67 TA_XGMI_ASSIGNED_SDMA_ENGINE__SDMA5 = 5
68};
69
70/* input/output structures for XGMI commands */
71/**********************************************************/
72struct ta_xgmi_node_info {
73 uint64_t node_id;
74 uint8_t num_hops;
75 uint8_t is_sharing_enabled;
76 enum ta_xgmi_assigned_sdma_engine sdma_engine;
77};
78
79struct ta_xgmi_peer_link_info {
80 uint64_t node_id;
81 uint8_t num_links;
82};
83
84struct ta_xgmi_cmd_initialize_output {
85 uint32_t status;
86};
87
88struct ta_xgmi_cmd_get_node_id_output {
89 uint64_t node_id;
90};
91
92struct ta_xgmi_cmd_get_hive_id_output {
93 uint64_t hive_id;
94};
95
96struct ta_xgmi_cmd_get_topology_info_input {
97 uint32_t num_nodes;
98 struct ta_xgmi_node_info nodes[TA_XGMI__MAX_CONNECTED_NODES];
99};
100
101struct ta_xgmi_cmd_get_topology_info_output {
102 uint32_t num_nodes;
103 struct ta_xgmi_node_info nodes[TA_XGMI__MAX_CONNECTED_NODES];
104};
105
106struct ta_xgmi_cmd_get_peer_link_info_output {
107 uint32_t num_nodes;
108 struct ta_xgmi_peer_link_info nodes[TA_XGMI__MAX_CONNECTED_NODES];
109};
110
111struct ta_xgmi_cmd_set_topology_info_input {
112 uint32_t num_nodes;
113 struct ta_xgmi_node_info nodes[TA_XGMI__MAX_CONNECTED_NODES];
114};
115
116/**********************************************************/
117/* Common input structure for XGMI callbacks */
118union ta_xgmi_cmd_input {
119 struct ta_xgmi_cmd_get_topology_info_input get_topology_info;
120 struct ta_xgmi_cmd_set_topology_info_input set_topology_info;
121};
122
123/* Common output structure for XGMI callbacks */
124union ta_xgmi_cmd_output {
125 struct ta_xgmi_cmd_initialize_output initialize;
126 struct ta_xgmi_cmd_get_node_id_output get_node_id;
127 struct ta_xgmi_cmd_get_hive_id_output get_hive_id;
128 struct ta_xgmi_cmd_get_topology_info_output get_topology_info;
129 struct ta_xgmi_cmd_get_peer_link_info_output get_link_info;
130};
131/**********************************************************/
132
133struct ta_xgmi_shared_memory {
134 uint32_t cmd_id;
135 uint32_t resp_id;
136 enum ta_xgmi_status xgmi_status;
137 uint8_t flag_extend_link_record;
138 uint8_t reserved0[3];
139 union ta_xgmi_cmd_input xgmi_in_message;
140 union ta_xgmi_cmd_output xgmi_out_message;
141};
142
143#endif //_TA_XGMI_IF_H