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1// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
2/*
3 * Copyright (c) 2017-2020, Mellanox Technologies inc. All rights reserved.
4 */
5
6#include "cmd.h"
7
8int mlx5r_cmd_query_special_mkeys(struct mlx5_ib_dev *dev)
9{
10 u32 out[MLX5_ST_SZ_DW(query_special_contexts_out)] = {};
11 u32 in[MLX5_ST_SZ_DW(query_special_contexts_in)] = {};
12 bool is_terminate, is_dump, is_null;
13 int err;
14
15 is_terminate = MLX5_CAP_GEN(dev->mdev, terminate_scatter_list_mkey);
16 is_dump = MLX5_CAP_GEN(dev->mdev, dump_fill_mkey);
17 is_null = MLX5_CAP_GEN(dev->mdev, null_mkey);
18
19 dev->mkeys.terminate_scatter_list_mkey = MLX5_TERMINATE_SCATTER_LIST_LKEY;
20 if (!is_terminate && !is_dump && !is_null)
21 return 0;
22
23 MLX5_SET(query_special_contexts_in, in, opcode,
24 MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS);
25 err = mlx5_cmd_exec_inout(dev->mdev, query_special_contexts, in, out);
26 if (err)
27 return err;
28
29 if (is_dump)
30 dev->mkeys.dump_fill_mkey = MLX5_GET(query_special_contexts_out,
31 out, dump_fill_mkey);
32
33 if (is_null)
34 dev->mkeys.null_mkey = cpu_to_be32(
35 MLX5_GET(query_special_contexts_out, out, null_mkey));
36
37 if (is_terminate)
38 dev->mkeys.terminate_scatter_list_mkey =
39 cpu_to_be32(MLX5_GET(query_special_contexts_out, out,
40 terminate_scatter_list_mkey));
41
42 return 0;
43}
44
45int mlx5_cmd_query_cong_params(struct mlx5_core_dev *dev, int cong_point,
46 void *out)
47{
48 u32 in[MLX5_ST_SZ_DW(query_cong_params_in)] = {};
49
50 MLX5_SET(query_cong_params_in, in, opcode,
51 MLX5_CMD_OP_QUERY_CONG_PARAMS);
52 MLX5_SET(query_cong_params_in, in, cong_protocol, cong_point);
53
54 return mlx5_cmd_exec_inout(dev, query_cong_params, in, out);
55}
56
57void mlx5_cmd_destroy_tir(struct mlx5_core_dev *dev, u32 tirn, u16 uid)
58{
59 u32 in[MLX5_ST_SZ_DW(destroy_tir_in)] = {};
60
61 MLX5_SET(destroy_tir_in, in, opcode, MLX5_CMD_OP_DESTROY_TIR);
62 MLX5_SET(destroy_tir_in, in, tirn, tirn);
63 MLX5_SET(destroy_tir_in, in, uid, uid);
64 mlx5_cmd_exec_in(dev, destroy_tir, in);
65}
66
67void mlx5_cmd_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u16 uid)
68{
69 u32 in[MLX5_ST_SZ_DW(destroy_tis_in)] = {};
70
71 MLX5_SET(destroy_tis_in, in, opcode, MLX5_CMD_OP_DESTROY_TIS);
72 MLX5_SET(destroy_tis_in, in, tisn, tisn);
73 MLX5_SET(destroy_tis_in, in, uid, uid);
74 mlx5_cmd_exec_in(dev, destroy_tis, in);
75}
76
77int mlx5_cmd_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u16 uid)
78{
79 u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)] = {};
80
81 MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT);
82 MLX5_SET(destroy_rqt_in, in, rqtn, rqtn);
83 MLX5_SET(destroy_rqt_in, in, uid, uid);
84 return mlx5_cmd_exec_in(dev, destroy_rqt, in);
85}
86
87int mlx5_cmd_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn,
88 u16 uid)
89{
90 u32 in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {};
91 u32 out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {};
92 int err;
93
94 MLX5_SET(alloc_transport_domain_in, in, opcode,
95 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
96 MLX5_SET(alloc_transport_domain_in, in, uid, uid);
97
98 err = mlx5_cmd_exec_inout(dev, alloc_transport_domain, in, out);
99 if (!err)
100 *tdn = MLX5_GET(alloc_transport_domain_out, out,
101 transport_domain);
102
103 return err;
104}
105
106void mlx5_cmd_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn,
107 u16 uid)
108{
109 u32 in[MLX5_ST_SZ_DW(dealloc_transport_domain_in)] = {};
110
111 MLX5_SET(dealloc_transport_domain_in, in, opcode,
112 MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN);
113 MLX5_SET(dealloc_transport_domain_in, in, uid, uid);
114 MLX5_SET(dealloc_transport_domain_in, in, transport_domain, tdn);
115 mlx5_cmd_exec_in(dev, dealloc_transport_domain, in);
116}
117
118int mlx5_cmd_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn, u16 uid)
119{
120 u32 in[MLX5_ST_SZ_DW(dealloc_pd_in)] = {};
121
122 MLX5_SET(dealloc_pd_in, in, opcode, MLX5_CMD_OP_DEALLOC_PD);
123 MLX5_SET(dealloc_pd_in, in, pd, pdn);
124 MLX5_SET(dealloc_pd_in, in, uid, uid);
125 return mlx5_cmd_exec_in(dev, dealloc_pd, in);
126}
127
128int mlx5_cmd_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
129 u32 qpn, u16 uid)
130{
131 u32 in[MLX5_ST_SZ_DW(attach_to_mcg_in)] = {};
132 void *gid;
133
134 MLX5_SET(attach_to_mcg_in, in, opcode, MLX5_CMD_OP_ATTACH_TO_MCG);
135 MLX5_SET(attach_to_mcg_in, in, qpn, qpn);
136 MLX5_SET(attach_to_mcg_in, in, uid, uid);
137 gid = MLX5_ADDR_OF(attach_to_mcg_in, in, multicast_gid);
138 memcpy(gid, mgid, sizeof(*mgid));
139 return mlx5_cmd_exec_in(dev, attach_to_mcg, in);
140}
141
142int mlx5_cmd_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
143 u32 qpn, u16 uid)
144{
145 u32 in[MLX5_ST_SZ_DW(detach_from_mcg_in)] = {};
146 void *gid;
147
148 MLX5_SET(detach_from_mcg_in, in, opcode, MLX5_CMD_OP_DETACH_FROM_MCG);
149 MLX5_SET(detach_from_mcg_in, in, qpn, qpn);
150 MLX5_SET(detach_from_mcg_in, in, uid, uid);
151 gid = MLX5_ADDR_OF(detach_from_mcg_in, in, multicast_gid);
152 memcpy(gid, mgid, sizeof(*mgid));
153 return mlx5_cmd_exec_in(dev, detach_from_mcg, in);
154}
155
156int mlx5_cmd_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn, u16 uid)
157{
158 u32 out[MLX5_ST_SZ_DW(alloc_xrcd_out)] = {};
159 u32 in[MLX5_ST_SZ_DW(alloc_xrcd_in)] = {};
160 int err;
161
162 MLX5_SET(alloc_xrcd_in, in, opcode, MLX5_CMD_OP_ALLOC_XRCD);
163 MLX5_SET(alloc_xrcd_in, in, uid, uid);
164 err = mlx5_cmd_exec_inout(dev, alloc_xrcd, in, out);
165 if (!err)
166 *xrcdn = MLX5_GET(alloc_xrcd_out, out, xrcd);
167 return err;
168}
169
170int mlx5_cmd_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn, u16 uid)
171{
172 u32 in[MLX5_ST_SZ_DW(dealloc_xrcd_in)] = {};
173
174 MLX5_SET(dealloc_xrcd_in, in, opcode, MLX5_CMD_OP_DEALLOC_XRCD);
175 MLX5_SET(dealloc_xrcd_in, in, xrcd, xrcdn);
176 MLX5_SET(dealloc_xrcd_in, in, uid, uid);
177 return mlx5_cmd_exec_in(dev, dealloc_xrcd, in);
178}
179
180int mlx5_cmd_mad_ifc(struct mlx5_core_dev *dev, const void *inb, void *outb,
181 u16 opmod, u8 port)
182{
183 int outlen = MLX5_ST_SZ_BYTES(mad_ifc_out);
184 int inlen = MLX5_ST_SZ_BYTES(mad_ifc_in);
185 int err = -ENOMEM;
186 void *data;
187 void *resp;
188 u32 *out;
189 u32 *in;
190
191 in = kzalloc(inlen, GFP_KERNEL);
192 out = kzalloc(outlen, GFP_KERNEL);
193 if (!in || !out)
194 goto out;
195
196 MLX5_SET(mad_ifc_in, in, opcode, MLX5_CMD_OP_MAD_IFC);
197 MLX5_SET(mad_ifc_in, in, op_mod, opmod);
198 MLX5_SET(mad_ifc_in, in, port, port);
199
200 data = MLX5_ADDR_OF(mad_ifc_in, in, mad);
201 memcpy(data, inb, MLX5_FLD_SZ_BYTES(mad_ifc_in, mad));
202
203 err = mlx5_cmd_exec_inout(dev, mad_ifc, in, out);
204 if (err)
205 goto out;
206
207 resp = MLX5_ADDR_OF(mad_ifc_out, out, response_mad_packet);
208 memcpy(outb, resp,
209 MLX5_FLD_SZ_BYTES(mad_ifc_out, response_mad_packet));
210
211out:
212 kfree(out);
213 kfree(in);
214 return err;
215}
216
217int mlx5_cmd_uar_alloc(struct mlx5_core_dev *dev, u32 *uarn, u16 uid)
218{
219 u32 out[MLX5_ST_SZ_DW(alloc_uar_out)] = {};
220 u32 in[MLX5_ST_SZ_DW(alloc_uar_in)] = {};
221 int err;
222
223 MLX5_SET(alloc_uar_in, in, opcode, MLX5_CMD_OP_ALLOC_UAR);
224 MLX5_SET(alloc_uar_in, in, uid, uid);
225 err = mlx5_cmd_exec_inout(dev, alloc_uar, in, out);
226 if (err)
227 return err;
228
229 *uarn = MLX5_GET(alloc_uar_out, out, uar);
230 return 0;
231}
232
233int mlx5_cmd_uar_dealloc(struct mlx5_core_dev *dev, u32 uarn, u16 uid)
234{
235 u32 in[MLX5_ST_SZ_DW(dealloc_uar_in)] = {};
236
237 MLX5_SET(dealloc_uar_in, in, opcode, MLX5_CMD_OP_DEALLOC_UAR);
238 MLX5_SET(dealloc_uar_in, in, uar, uarn);
239 MLX5_SET(dealloc_uar_in, in, uid, uid);
240 return mlx5_cmd_exec_in(dev, dealloc_uar, in);
241}
1// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
2/*
3 * Copyright (c) 2017-2020, Mellanox Technologies inc. All rights reserved.
4 */
5
6#include "cmd.h"
7
8int mlx5_cmd_dump_fill_mkey(struct mlx5_core_dev *dev, u32 *mkey)
9{
10 u32 out[MLX5_ST_SZ_DW(query_special_contexts_out)] = {};
11 u32 in[MLX5_ST_SZ_DW(query_special_contexts_in)] = {};
12 int err;
13
14 MLX5_SET(query_special_contexts_in, in, opcode,
15 MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS);
16 err = mlx5_cmd_exec_inout(dev, query_special_contexts, in, out);
17 if (!err)
18 *mkey = MLX5_GET(query_special_contexts_out, out,
19 dump_fill_mkey);
20 return err;
21}
22
23int mlx5_cmd_null_mkey(struct mlx5_core_dev *dev, u32 *null_mkey)
24{
25 u32 out[MLX5_ST_SZ_DW(query_special_contexts_out)] = {};
26 u32 in[MLX5_ST_SZ_DW(query_special_contexts_in)] = {};
27 int err;
28
29 MLX5_SET(query_special_contexts_in, in, opcode,
30 MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS);
31 err = mlx5_cmd_exec_inout(dev, query_special_contexts, in, out);
32 if (!err)
33 *null_mkey = MLX5_GET(query_special_contexts_out, out,
34 null_mkey);
35 return err;
36}
37
38int mlx5_cmd_query_cong_params(struct mlx5_core_dev *dev, int cong_point,
39 void *out)
40{
41 u32 in[MLX5_ST_SZ_DW(query_cong_params_in)] = {};
42
43 MLX5_SET(query_cong_params_in, in, opcode,
44 MLX5_CMD_OP_QUERY_CONG_PARAMS);
45 MLX5_SET(query_cong_params_in, in, cong_protocol, cong_point);
46
47 return mlx5_cmd_exec_inout(dev, query_cong_params, in, out);
48}
49
50void mlx5_cmd_destroy_tir(struct mlx5_core_dev *dev, u32 tirn, u16 uid)
51{
52 u32 in[MLX5_ST_SZ_DW(destroy_tir_in)] = {};
53
54 MLX5_SET(destroy_tir_in, in, opcode, MLX5_CMD_OP_DESTROY_TIR);
55 MLX5_SET(destroy_tir_in, in, tirn, tirn);
56 MLX5_SET(destroy_tir_in, in, uid, uid);
57 mlx5_cmd_exec_in(dev, destroy_tir, in);
58}
59
60void mlx5_cmd_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u16 uid)
61{
62 u32 in[MLX5_ST_SZ_DW(destroy_tis_in)] = {};
63
64 MLX5_SET(destroy_tis_in, in, opcode, MLX5_CMD_OP_DESTROY_TIS);
65 MLX5_SET(destroy_tis_in, in, tisn, tisn);
66 MLX5_SET(destroy_tis_in, in, uid, uid);
67 mlx5_cmd_exec_in(dev, destroy_tis, in);
68}
69
70int mlx5_cmd_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u16 uid)
71{
72 u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)] = {};
73
74 MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT);
75 MLX5_SET(destroy_rqt_in, in, rqtn, rqtn);
76 MLX5_SET(destroy_rqt_in, in, uid, uid);
77 return mlx5_cmd_exec_in(dev, destroy_rqt, in);
78}
79
80int mlx5_cmd_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn,
81 u16 uid)
82{
83 u32 in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {};
84 u32 out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {};
85 int err;
86
87 MLX5_SET(alloc_transport_domain_in, in, opcode,
88 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
89 MLX5_SET(alloc_transport_domain_in, in, uid, uid);
90
91 err = mlx5_cmd_exec_inout(dev, alloc_transport_domain, in, out);
92 if (!err)
93 *tdn = MLX5_GET(alloc_transport_domain_out, out,
94 transport_domain);
95
96 return err;
97}
98
99void mlx5_cmd_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn,
100 u16 uid)
101{
102 u32 in[MLX5_ST_SZ_DW(dealloc_transport_domain_in)] = {};
103
104 MLX5_SET(dealloc_transport_domain_in, in, opcode,
105 MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN);
106 MLX5_SET(dealloc_transport_domain_in, in, uid, uid);
107 MLX5_SET(dealloc_transport_domain_in, in, transport_domain, tdn);
108 mlx5_cmd_exec_in(dev, dealloc_transport_domain, in);
109}
110
111int mlx5_cmd_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn, u16 uid)
112{
113 u32 in[MLX5_ST_SZ_DW(dealloc_pd_in)] = {};
114
115 MLX5_SET(dealloc_pd_in, in, opcode, MLX5_CMD_OP_DEALLOC_PD);
116 MLX5_SET(dealloc_pd_in, in, pd, pdn);
117 MLX5_SET(dealloc_pd_in, in, uid, uid);
118 return mlx5_cmd_exec_in(dev, dealloc_pd, in);
119}
120
121int mlx5_cmd_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
122 u32 qpn, u16 uid)
123{
124 u32 in[MLX5_ST_SZ_DW(attach_to_mcg_in)] = {};
125 void *gid;
126
127 MLX5_SET(attach_to_mcg_in, in, opcode, MLX5_CMD_OP_ATTACH_TO_MCG);
128 MLX5_SET(attach_to_mcg_in, in, qpn, qpn);
129 MLX5_SET(attach_to_mcg_in, in, uid, uid);
130 gid = MLX5_ADDR_OF(attach_to_mcg_in, in, multicast_gid);
131 memcpy(gid, mgid, sizeof(*mgid));
132 return mlx5_cmd_exec_in(dev, attach_to_mcg, in);
133}
134
135int mlx5_cmd_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
136 u32 qpn, u16 uid)
137{
138 u32 in[MLX5_ST_SZ_DW(detach_from_mcg_in)] = {};
139 void *gid;
140
141 MLX5_SET(detach_from_mcg_in, in, opcode, MLX5_CMD_OP_DETACH_FROM_MCG);
142 MLX5_SET(detach_from_mcg_in, in, qpn, qpn);
143 MLX5_SET(detach_from_mcg_in, in, uid, uid);
144 gid = MLX5_ADDR_OF(detach_from_mcg_in, in, multicast_gid);
145 memcpy(gid, mgid, sizeof(*mgid));
146 return mlx5_cmd_exec_in(dev, detach_from_mcg, in);
147}
148
149int mlx5_cmd_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn, u16 uid)
150{
151 u32 out[MLX5_ST_SZ_DW(alloc_xrcd_out)] = {};
152 u32 in[MLX5_ST_SZ_DW(alloc_xrcd_in)] = {};
153 int err;
154
155 MLX5_SET(alloc_xrcd_in, in, opcode, MLX5_CMD_OP_ALLOC_XRCD);
156 MLX5_SET(alloc_xrcd_in, in, uid, uid);
157 err = mlx5_cmd_exec_inout(dev, alloc_xrcd, in, out);
158 if (!err)
159 *xrcdn = MLX5_GET(alloc_xrcd_out, out, xrcd);
160 return err;
161}
162
163int mlx5_cmd_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn, u16 uid)
164{
165 u32 in[MLX5_ST_SZ_DW(dealloc_xrcd_in)] = {};
166
167 MLX5_SET(dealloc_xrcd_in, in, opcode, MLX5_CMD_OP_DEALLOC_XRCD);
168 MLX5_SET(dealloc_xrcd_in, in, xrcd, xrcdn);
169 MLX5_SET(dealloc_xrcd_in, in, uid, uid);
170 return mlx5_cmd_exec_in(dev, dealloc_xrcd, in);
171}
172
173int mlx5_cmd_mad_ifc(struct mlx5_core_dev *dev, const void *inb, void *outb,
174 u16 opmod, u8 port)
175{
176 int outlen = MLX5_ST_SZ_BYTES(mad_ifc_out);
177 int inlen = MLX5_ST_SZ_BYTES(mad_ifc_in);
178 int err = -ENOMEM;
179 void *data;
180 void *resp;
181 u32 *out;
182 u32 *in;
183
184 in = kzalloc(inlen, GFP_KERNEL);
185 out = kzalloc(outlen, GFP_KERNEL);
186 if (!in || !out)
187 goto out;
188
189 MLX5_SET(mad_ifc_in, in, opcode, MLX5_CMD_OP_MAD_IFC);
190 MLX5_SET(mad_ifc_in, in, op_mod, opmod);
191 MLX5_SET(mad_ifc_in, in, port, port);
192
193 data = MLX5_ADDR_OF(mad_ifc_in, in, mad);
194 memcpy(data, inb, MLX5_FLD_SZ_BYTES(mad_ifc_in, mad));
195
196 err = mlx5_cmd_exec_inout(dev, mad_ifc, in, out);
197 if (err)
198 goto out;
199
200 resp = MLX5_ADDR_OF(mad_ifc_out, out, response_mad_packet);
201 memcpy(outb, resp,
202 MLX5_FLD_SZ_BYTES(mad_ifc_out, response_mad_packet));
203
204out:
205 kfree(out);
206 kfree(in);
207 return err;
208}
209
210int mlx5_cmd_uar_alloc(struct mlx5_core_dev *dev, u32 *uarn, u16 uid)
211{
212 u32 out[MLX5_ST_SZ_DW(alloc_uar_out)] = {};
213 u32 in[MLX5_ST_SZ_DW(alloc_uar_in)] = {};
214 int err;
215
216 MLX5_SET(alloc_uar_in, in, opcode, MLX5_CMD_OP_ALLOC_UAR);
217 MLX5_SET(alloc_uar_in, in, uid, uid);
218 err = mlx5_cmd_exec_inout(dev, alloc_uar, in, out);
219 if (err)
220 return err;
221
222 *uarn = MLX5_GET(alloc_uar_out, out, uar);
223 return 0;
224}
225
226int mlx5_cmd_uar_dealloc(struct mlx5_core_dev *dev, u32 uarn, u16 uid)
227{
228 u32 in[MLX5_ST_SZ_DW(dealloc_uar_in)] = {};
229
230 MLX5_SET(dealloc_uar_in, in, opcode, MLX5_CMD_OP_DEALLOC_UAR);
231 MLX5_SET(dealloc_uar_in, in, uar, uarn);
232 MLX5_SET(dealloc_uar_in, in, uid, uid);
233 return mlx5_cmd_exec_in(dev, dealloc_uar, in);
234}