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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/*
2 * Copyright (c) 2017, Mellanox Technologies. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32
33#include "cmd.h"
34
35int mlx5_cmd_dump_fill_mkey(struct mlx5_core_dev *dev, u32 *mkey)
36{
37 u32 out[MLX5_ST_SZ_DW(query_special_contexts_out)] = {0};
38 u32 in[MLX5_ST_SZ_DW(query_special_contexts_in)] = {0};
39 int err;
40
41 MLX5_SET(query_special_contexts_in, in, opcode,
42 MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS);
43 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
44 if (!err)
45 *mkey = MLX5_GET(query_special_contexts_out, out,
46 dump_fill_mkey);
47 return err;
48}
49
50int mlx5_cmd_null_mkey(struct mlx5_core_dev *dev, u32 *null_mkey)
51{
52 u32 out[MLX5_ST_SZ_DW(query_special_contexts_out)] = {};
53 u32 in[MLX5_ST_SZ_DW(query_special_contexts_in)] = {};
54 int err;
55
56 MLX5_SET(query_special_contexts_in, in, opcode,
57 MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS);
58 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
59 if (!err)
60 *null_mkey = MLX5_GET(query_special_contexts_out, out,
61 null_mkey);
62 return err;
63}
64
65int mlx5_cmd_query_cong_params(struct mlx5_core_dev *dev, int cong_point,
66 void *out, int out_size)
67{
68 u32 in[MLX5_ST_SZ_DW(query_cong_params_in)] = { };
69
70 MLX5_SET(query_cong_params_in, in, opcode,
71 MLX5_CMD_OP_QUERY_CONG_PARAMS);
72 MLX5_SET(query_cong_params_in, in, cong_protocol, cong_point);
73
74 return mlx5_cmd_exec(dev, in, sizeof(in), out, out_size);
75}
76
77int mlx5_cmd_modify_cong_params(struct mlx5_core_dev *dev,
78 void *in, int in_size)
79{
80 u32 out[MLX5_ST_SZ_DW(modify_cong_params_out)] = { };
81
82 return mlx5_cmd_exec(dev, in, in_size, out, sizeof(out));
83}
84
85int mlx5_cmd_alloc_memic(struct mlx5_dm *dm, phys_addr_t *addr,
86 u64 length, u32 alignment)
87{
88 struct mlx5_core_dev *dev = dm->dev;
89 u64 num_memic_hw_pages = MLX5_CAP_DEV_MEM(dev, memic_bar_size)
90 >> PAGE_SHIFT;
91 u64 hw_start_addr = MLX5_CAP64_DEV_MEM(dev, memic_bar_start_addr);
92 u32 max_alignment = MLX5_CAP_DEV_MEM(dev, log_max_memic_addr_alignment);
93 u32 num_pages = DIV_ROUND_UP(length, PAGE_SIZE);
94 u32 out[MLX5_ST_SZ_DW(alloc_memic_out)] = {};
95 u32 in[MLX5_ST_SZ_DW(alloc_memic_in)] = {};
96 u32 mlx5_alignment;
97 u64 page_idx = 0;
98 int ret = 0;
99
100 if (!length || (length & MLX5_MEMIC_ALLOC_SIZE_MASK))
101 return -EINVAL;
102
103 /* mlx5 device sets alignment as 64*2^driver_value
104 * so normalizing is needed.
105 */
106 mlx5_alignment = (alignment < MLX5_MEMIC_BASE_ALIGN) ? 0 :
107 alignment - MLX5_MEMIC_BASE_ALIGN;
108 if (mlx5_alignment > max_alignment)
109 return -EINVAL;
110
111 MLX5_SET(alloc_memic_in, in, opcode, MLX5_CMD_OP_ALLOC_MEMIC);
112 MLX5_SET(alloc_memic_in, in, range_size, num_pages * PAGE_SIZE);
113 MLX5_SET(alloc_memic_in, in, memic_size, length);
114 MLX5_SET(alloc_memic_in, in, log_memic_addr_alignment,
115 mlx5_alignment);
116
117 while (page_idx < num_memic_hw_pages) {
118 spin_lock(&dm->lock);
119 page_idx = bitmap_find_next_zero_area(dm->memic_alloc_pages,
120 num_memic_hw_pages,
121 page_idx,
122 num_pages, 0);
123
124 if (page_idx < num_memic_hw_pages)
125 bitmap_set(dm->memic_alloc_pages,
126 page_idx, num_pages);
127
128 spin_unlock(&dm->lock);
129
130 if (page_idx >= num_memic_hw_pages)
131 break;
132
133 MLX5_SET64(alloc_memic_in, in, range_start_addr,
134 hw_start_addr + (page_idx * PAGE_SIZE));
135
136 ret = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
137 if (ret) {
138 spin_lock(&dm->lock);
139 bitmap_clear(dm->memic_alloc_pages,
140 page_idx, num_pages);
141 spin_unlock(&dm->lock);
142
143 if (ret == -EAGAIN) {
144 page_idx++;
145 continue;
146 }
147
148 return ret;
149 }
150
151 *addr = dev->bar_addr +
152 MLX5_GET64(alloc_memic_out, out, memic_start_addr);
153
154 return 0;
155 }
156
157 return -ENOMEM;
158}
159
160int mlx5_cmd_dealloc_memic(struct mlx5_dm *dm, phys_addr_t addr, u64 length)
161{
162 struct mlx5_core_dev *dev = dm->dev;
163 u64 hw_start_addr = MLX5_CAP64_DEV_MEM(dev, memic_bar_start_addr);
164 u32 num_pages = DIV_ROUND_UP(length, PAGE_SIZE);
165 u32 out[MLX5_ST_SZ_DW(dealloc_memic_out)] = {0};
166 u32 in[MLX5_ST_SZ_DW(dealloc_memic_in)] = {0};
167 u64 start_page_idx;
168 int err;
169
170 addr -= dev->bar_addr;
171 start_page_idx = (addr - hw_start_addr) >> PAGE_SHIFT;
172
173 MLX5_SET(dealloc_memic_in, in, opcode, MLX5_CMD_OP_DEALLOC_MEMIC);
174 MLX5_SET64(dealloc_memic_in, in, memic_start_addr, addr);
175 MLX5_SET(dealloc_memic_in, in, memic_size, length);
176
177 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
178
179 if (!err) {
180 spin_lock(&dm->lock);
181 bitmap_clear(dm->memic_alloc_pages,
182 start_page_idx, num_pages);
183 spin_unlock(&dm->lock);
184 }
185
186 return err;
187}
188
189int mlx5_cmd_query_ext_ppcnt_counters(struct mlx5_core_dev *dev, void *out)
190{
191 u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {};
192 int sz = MLX5_ST_SZ_BYTES(ppcnt_reg);
193
194 MLX5_SET(ppcnt_reg, in, local_port, 1);
195
196 MLX5_SET(ppcnt_reg, in, grp, MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP);
197 return mlx5_core_access_reg(dev, in, sz, out, sz, MLX5_REG_PPCNT,
198 0, 0);
199}
200
201void mlx5_cmd_destroy_tir(struct mlx5_core_dev *dev, u32 tirn, u16 uid)
202{
203 u32 in[MLX5_ST_SZ_DW(destroy_tir_in)] = {};
204 u32 out[MLX5_ST_SZ_DW(destroy_tir_out)] = {};
205
206 MLX5_SET(destroy_tir_in, in, opcode, MLX5_CMD_OP_DESTROY_TIR);
207 MLX5_SET(destroy_tir_in, in, tirn, tirn);
208 MLX5_SET(destroy_tir_in, in, uid, uid);
209 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
210}
211
212void mlx5_cmd_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u16 uid)
213{
214 u32 in[MLX5_ST_SZ_DW(destroy_tis_in)] = {0};
215 u32 out[MLX5_ST_SZ_DW(destroy_tis_out)] = {0};
216
217 MLX5_SET(destroy_tis_in, in, opcode, MLX5_CMD_OP_DESTROY_TIS);
218 MLX5_SET(destroy_tis_in, in, tisn, tisn);
219 MLX5_SET(destroy_tis_in, in, uid, uid);
220 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
221}
222
223void mlx5_cmd_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u16 uid)
224{
225 u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)] = {};
226 u32 out[MLX5_ST_SZ_DW(destroy_rqt_out)] = {};
227
228 MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT);
229 MLX5_SET(destroy_rqt_in, in, rqtn, rqtn);
230 MLX5_SET(destroy_rqt_in, in, uid, uid);
231 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
232}
233
234int mlx5_cmd_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn,
235 u16 uid)
236{
237 u32 in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
238 u32 out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
239 int err;
240
241 MLX5_SET(alloc_transport_domain_in, in, opcode,
242 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
243 MLX5_SET(alloc_transport_domain_in, in, uid, uid);
244
245 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
246 if (!err)
247 *tdn = MLX5_GET(alloc_transport_domain_out, out,
248 transport_domain);
249
250 return err;
251}
252
253void mlx5_cmd_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn,
254 u16 uid)
255{
256 u32 in[MLX5_ST_SZ_DW(dealloc_transport_domain_in)] = {0};
257 u32 out[MLX5_ST_SZ_DW(dealloc_transport_domain_out)] = {0};
258
259 MLX5_SET(dealloc_transport_domain_in, in, opcode,
260 MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN);
261 MLX5_SET(dealloc_transport_domain_in, in, uid, uid);
262 MLX5_SET(dealloc_transport_domain_in, in, transport_domain, tdn);
263 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
264}
265
266void mlx5_cmd_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn, u16 uid)
267{
268 u32 out[MLX5_ST_SZ_DW(dealloc_pd_out)] = {};
269 u32 in[MLX5_ST_SZ_DW(dealloc_pd_in)] = {};
270
271 MLX5_SET(dealloc_pd_in, in, opcode, MLX5_CMD_OP_DEALLOC_PD);
272 MLX5_SET(dealloc_pd_in, in, pd, pdn);
273 MLX5_SET(dealloc_pd_in, in, uid, uid);
274 mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
275}
276
277int mlx5_cmd_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
278 u32 qpn, u16 uid)
279{
280 u32 out[MLX5_ST_SZ_DW(attach_to_mcg_out)] = {};
281 u32 in[MLX5_ST_SZ_DW(attach_to_mcg_in)] = {};
282 void *gid;
283
284 MLX5_SET(attach_to_mcg_in, in, opcode, MLX5_CMD_OP_ATTACH_TO_MCG);
285 MLX5_SET(attach_to_mcg_in, in, qpn, qpn);
286 MLX5_SET(attach_to_mcg_in, in, uid, uid);
287 gid = MLX5_ADDR_OF(attach_to_mcg_in, in, multicast_gid);
288 memcpy(gid, mgid, sizeof(*mgid));
289 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
290}
291
292int mlx5_cmd_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
293 u32 qpn, u16 uid)
294{
295 u32 out[MLX5_ST_SZ_DW(detach_from_mcg_out)] = {};
296 u32 in[MLX5_ST_SZ_DW(detach_from_mcg_in)] = {};
297 void *gid;
298
299 MLX5_SET(detach_from_mcg_in, in, opcode, MLX5_CMD_OP_DETACH_FROM_MCG);
300 MLX5_SET(detach_from_mcg_in, in, qpn, qpn);
301 MLX5_SET(detach_from_mcg_in, in, uid, uid);
302 gid = MLX5_ADDR_OF(detach_from_mcg_in, in, multicast_gid);
303 memcpy(gid, mgid, sizeof(*mgid));
304 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
305}
306
307int mlx5_cmd_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn, u16 uid)
308{
309 u32 out[MLX5_ST_SZ_DW(alloc_xrcd_out)] = {};
310 u32 in[MLX5_ST_SZ_DW(alloc_xrcd_in)] = {};
311 int err;
312
313 MLX5_SET(alloc_xrcd_in, in, opcode, MLX5_CMD_OP_ALLOC_XRCD);
314 MLX5_SET(alloc_xrcd_in, in, uid, uid);
315 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
316 if (!err)
317 *xrcdn = MLX5_GET(alloc_xrcd_out, out, xrcd);
318 return err;
319}
320
321int mlx5_cmd_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn, u16 uid)
322{
323 u32 out[MLX5_ST_SZ_DW(dealloc_xrcd_out)] = {};
324 u32 in[MLX5_ST_SZ_DW(dealloc_xrcd_in)] = {};
325
326 MLX5_SET(dealloc_xrcd_in, in, opcode, MLX5_CMD_OP_DEALLOC_XRCD);
327 MLX5_SET(dealloc_xrcd_in, in, xrcd, xrcdn);
328 MLX5_SET(dealloc_xrcd_in, in, uid, uid);
329 return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
330}
331
332int mlx5_cmd_alloc_q_counter(struct mlx5_core_dev *dev, u16 *counter_id,
333 u16 uid)
334{
335 u32 in[MLX5_ST_SZ_DW(alloc_q_counter_in)] = {0};
336 u32 out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
337 int err;
338
339 MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
340 MLX5_SET(alloc_q_counter_in, in, uid, uid);
341
342 err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
343 if (!err)
344 *counter_id = MLX5_GET(alloc_q_counter_out, out,
345 counter_set_id);
346 return err;
347}
348
349int mlx5_cmd_mad_ifc(struct mlx5_core_dev *dev, const void *inb, void *outb,
350 u16 opmod, u8 port)
351{
352 int outlen = MLX5_ST_SZ_BYTES(mad_ifc_out);
353 int inlen = MLX5_ST_SZ_BYTES(mad_ifc_in);
354 int err = -ENOMEM;
355 void *data;
356 void *resp;
357 u32 *out;
358 u32 *in;
359
360 in = kzalloc(inlen, GFP_KERNEL);
361 out = kzalloc(outlen, GFP_KERNEL);
362 if (!in || !out)
363 goto out;
364
365 MLX5_SET(mad_ifc_in, in, opcode, MLX5_CMD_OP_MAD_IFC);
366 MLX5_SET(mad_ifc_in, in, op_mod, opmod);
367 MLX5_SET(mad_ifc_in, in, port, port);
368
369 data = MLX5_ADDR_OF(mad_ifc_in, in, mad);
370 memcpy(data, inb, MLX5_FLD_SZ_BYTES(mad_ifc_in, mad));
371
372 err = mlx5_cmd_exec(dev, in, inlen, out, outlen);
373 if (err)
374 goto out;
375
376 resp = MLX5_ADDR_OF(mad_ifc_out, out, response_mad_packet);
377 memcpy(outb, resp,
378 MLX5_FLD_SZ_BYTES(mad_ifc_out, response_mad_packet));
379
380out:
381 kfree(out);
382 kfree(in);
383 return err;
384}