xref: /dpdk/drivers/net/mlx4/mlx4_glue.c (revision 5feecc57d90b97c579b16d1083ea167f7564530b)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2018 6WIND S.A.
3  * Copyright 2018 Mellanox Technologies, Ltd
4  */
5 
6 #include <stddef.h>
7 #include <stdint.h>
8 
9 /* Verbs headers do not support -pedantic. */
10 #ifdef PEDANTIC
11 #pragma GCC diagnostic ignored "-Wpedantic"
12 #endif
13 #include <infiniband/mlx4dv.h>
14 #include <infiniband/verbs.h>
15 #ifdef PEDANTIC
16 #pragma GCC diagnostic error "-Wpedantic"
17 #endif
18 
19 #include "mlx4_glue.h"
20 
21 static int
mlx4_glue_fork_init(void)22 mlx4_glue_fork_init(void)
23 {
24 	return ibv_fork_init();
25 }
26 
27 static int
mlx4_glue_get_async_event(struct ibv_context * context,struct ibv_async_event * event)28 mlx4_glue_get_async_event(struct ibv_context *context,
29 			  struct ibv_async_event *event)
30 {
31 	return ibv_get_async_event(context, event);
32 }
33 
34 static void
mlx4_glue_ack_async_event(struct ibv_async_event * event)35 mlx4_glue_ack_async_event(struct ibv_async_event *event)
36 {
37 	ibv_ack_async_event(event);
38 }
39 
40 static struct ibv_pd *
mlx4_glue_alloc_pd(struct ibv_context * context)41 mlx4_glue_alloc_pd(struct ibv_context *context)
42 {
43 	return ibv_alloc_pd(context);
44 }
45 
46 static int
mlx4_glue_dealloc_pd(struct ibv_pd * pd)47 mlx4_glue_dealloc_pd(struct ibv_pd *pd)
48 {
49 	return ibv_dealloc_pd(pd);
50 }
51 
52 static struct ibv_device **
mlx4_glue_get_device_list(int * num_devices)53 mlx4_glue_get_device_list(int *num_devices)
54 {
55 	return ibv_get_device_list(num_devices);
56 }
57 
58 static void
mlx4_glue_free_device_list(struct ibv_device ** list)59 mlx4_glue_free_device_list(struct ibv_device **list)
60 {
61 	ibv_free_device_list(list);
62 }
63 
64 static struct ibv_context *
mlx4_glue_open_device(struct ibv_device * device)65 mlx4_glue_open_device(struct ibv_device *device)
66 {
67 	return ibv_open_device(device);
68 }
69 
70 static int
mlx4_glue_close_device(struct ibv_context * context)71 mlx4_glue_close_device(struct ibv_context *context)
72 {
73 	return ibv_close_device(context);
74 }
75 
76 static const char *
mlx4_glue_get_device_name(struct ibv_device * device)77 mlx4_glue_get_device_name(struct ibv_device *device)
78 {
79 	return ibv_get_device_name(device);
80 }
81 
82 static int
mlx4_glue_query_device(struct ibv_context * context,struct ibv_device_attr * device_attr)83 mlx4_glue_query_device(struct ibv_context *context,
84 		       struct ibv_device_attr *device_attr)
85 {
86 	return ibv_query_device(context, device_attr);
87 }
88 
89 static int
mlx4_glue_query_device_ex(struct ibv_context * context,const struct ibv_query_device_ex_input * input,struct ibv_device_attr_ex * attr)90 mlx4_glue_query_device_ex(struct ibv_context *context,
91 			  const struct ibv_query_device_ex_input *input,
92 			  struct ibv_device_attr_ex *attr)
93 {
94 	return ibv_query_device_ex(context, input, attr);
95 }
96 
97 static int
mlx4_glue_query_port(struct ibv_context * context,uint8_t port_num,struct ibv_port_attr * port_attr)98 mlx4_glue_query_port(struct ibv_context *context, uint8_t port_num,
99 		     struct ibv_port_attr *port_attr)
100 {
101 	return ibv_query_port(context, port_num, port_attr);
102 }
103 
104 static const char *
mlx4_glue_port_state_str(enum ibv_port_state port_state)105 mlx4_glue_port_state_str(enum ibv_port_state port_state)
106 {
107 	return ibv_port_state_str(port_state);
108 }
109 
110 static struct ibv_comp_channel *
mlx4_glue_create_comp_channel(struct ibv_context * context)111 mlx4_glue_create_comp_channel(struct ibv_context *context)
112 {
113 	return ibv_create_comp_channel(context);
114 }
115 
116 static int
mlx4_glue_destroy_comp_channel(struct ibv_comp_channel * channel)117 mlx4_glue_destroy_comp_channel(struct ibv_comp_channel *channel)
118 {
119 	return ibv_destroy_comp_channel(channel);
120 }
121 
122 static struct ibv_cq *
mlx4_glue_create_cq(struct ibv_context * context,int cqe,void * cq_context,struct ibv_comp_channel * channel,int comp_vector)123 mlx4_glue_create_cq(struct ibv_context *context, int cqe, void *cq_context,
124 		    struct ibv_comp_channel *channel, int comp_vector)
125 {
126 	return ibv_create_cq(context, cqe, cq_context, channel, comp_vector);
127 }
128 
129 static int
mlx4_glue_destroy_cq(struct ibv_cq * cq)130 mlx4_glue_destroy_cq(struct ibv_cq *cq)
131 {
132 	return ibv_destroy_cq(cq);
133 }
134 
135 static int
mlx4_glue_get_cq_event(struct ibv_comp_channel * channel,struct ibv_cq ** cq,void ** cq_context)136 mlx4_glue_get_cq_event(struct ibv_comp_channel *channel, struct ibv_cq **cq,
137 		       void **cq_context)
138 {
139 	return ibv_get_cq_event(channel, cq, cq_context);
140 }
141 
142 static void
mlx4_glue_ack_cq_events(struct ibv_cq * cq,unsigned int nevents)143 mlx4_glue_ack_cq_events(struct ibv_cq *cq, unsigned int nevents)
144 {
145 	ibv_ack_cq_events(cq, nevents);
146 }
147 
148 static struct ibv_flow *
mlx4_glue_create_flow(struct ibv_qp * qp,struct ibv_flow_attr * flow)149 mlx4_glue_create_flow(struct ibv_qp *qp, struct ibv_flow_attr *flow)
150 {
151 	return ibv_create_flow(qp, flow);
152 }
153 
154 static int
mlx4_glue_destroy_flow(struct ibv_flow * flow_id)155 mlx4_glue_destroy_flow(struct ibv_flow *flow_id)
156 {
157 	return ibv_destroy_flow(flow_id);
158 }
159 
160 static struct ibv_qp *
mlx4_glue_create_qp(struct ibv_pd * pd,struct ibv_qp_init_attr * qp_init_attr)161 mlx4_glue_create_qp(struct ibv_pd *pd, struct ibv_qp_init_attr *qp_init_attr)
162 {
163 	return ibv_create_qp(pd, qp_init_attr);
164 }
165 
166 static struct ibv_qp *
mlx4_glue_create_qp_ex(struct ibv_context * context,struct ibv_qp_init_attr_ex * qp_init_attr_ex)167 mlx4_glue_create_qp_ex(struct ibv_context *context,
168 		       struct ibv_qp_init_attr_ex *qp_init_attr_ex)
169 {
170 	return ibv_create_qp_ex(context, qp_init_attr_ex);
171 }
172 
173 static int
mlx4_glue_destroy_qp(struct ibv_qp * qp)174 mlx4_glue_destroy_qp(struct ibv_qp *qp)
175 {
176 	return ibv_destroy_qp(qp);
177 }
178 
179 static int
mlx4_glue_modify_qp(struct ibv_qp * qp,struct ibv_qp_attr * attr,int attr_mask)180 mlx4_glue_modify_qp(struct ibv_qp *qp, struct ibv_qp_attr *attr, int attr_mask)
181 {
182 	return ibv_modify_qp(qp, attr, attr_mask);
183 }
184 
185 static struct ibv_mr *
mlx4_glue_reg_mr(struct ibv_pd * pd,void * addr,size_t length,int access)186 mlx4_glue_reg_mr(struct ibv_pd *pd, void *addr, size_t length, int access)
187 {
188 	return ibv_reg_mr(pd, addr, length, access);
189 }
190 
191 static int
mlx4_glue_dereg_mr(struct ibv_mr * mr)192 mlx4_glue_dereg_mr(struct ibv_mr *mr)
193 {
194 	return ibv_dereg_mr(mr);
195 }
196 
197 static struct ibv_rwq_ind_table *
mlx4_glue_create_rwq_ind_table(struct ibv_context * context,struct ibv_rwq_ind_table_init_attr * init_attr)198 mlx4_glue_create_rwq_ind_table(struct ibv_context *context,
199 			       struct ibv_rwq_ind_table_init_attr *init_attr)
200 {
201 	return ibv_create_rwq_ind_table(context, init_attr);
202 }
203 
204 static int
mlx4_glue_destroy_rwq_ind_table(struct ibv_rwq_ind_table * rwq_ind_table)205 mlx4_glue_destroy_rwq_ind_table(struct ibv_rwq_ind_table *rwq_ind_table)
206 {
207 	return ibv_destroy_rwq_ind_table(rwq_ind_table);
208 }
209 
210 static struct ibv_wq *
mlx4_glue_create_wq(struct ibv_context * context,struct ibv_wq_init_attr * wq_init_attr)211 mlx4_glue_create_wq(struct ibv_context *context,
212 		    struct ibv_wq_init_attr *wq_init_attr)
213 {
214 	return ibv_create_wq(context, wq_init_attr);
215 }
216 
217 static int
mlx4_glue_destroy_wq(struct ibv_wq * wq)218 mlx4_glue_destroy_wq(struct ibv_wq *wq)
219 {
220 	return ibv_destroy_wq(wq);
221 }
222 static int
mlx4_glue_modify_wq(struct ibv_wq * wq,struct ibv_wq_attr * wq_attr)223 mlx4_glue_modify_wq(struct ibv_wq *wq, struct ibv_wq_attr *wq_attr)
224 {
225 	return ibv_modify_wq(wq, wq_attr);
226 }
227 
228 static int
mlx4_glue_dv_init_obj(struct mlx4dv_obj * obj,uint64_t obj_type)229 mlx4_glue_dv_init_obj(struct mlx4dv_obj *obj, uint64_t obj_type)
230 {
231 	return mlx4dv_init_obj(obj, obj_type);
232 }
233 
234 static int
mlx4_glue_dv_set_context_attr(struct ibv_context * context,enum mlx4dv_set_ctx_attr_type attr_type,void * attr)235 mlx4_glue_dv_set_context_attr(struct ibv_context *context,
236 			      enum mlx4dv_set_ctx_attr_type attr_type,
237 			      void *attr)
238 {
239 	return mlx4dv_set_context_attr(context, attr_type, attr);
240 }
241 
242 const struct mlx4_glue *mlx4_glue = &(const struct mlx4_glue){
243 	.version = MLX4_GLUE_VERSION,
244 	.fork_init = mlx4_glue_fork_init,
245 	.get_async_event = mlx4_glue_get_async_event,
246 	.ack_async_event = mlx4_glue_ack_async_event,
247 	.alloc_pd = mlx4_glue_alloc_pd,
248 	.dealloc_pd = mlx4_glue_dealloc_pd,
249 	.get_device_list = mlx4_glue_get_device_list,
250 	.free_device_list = mlx4_glue_free_device_list,
251 	.open_device = mlx4_glue_open_device,
252 	.close_device = mlx4_glue_close_device,
253 	.get_device_name = mlx4_glue_get_device_name,
254 	.query_device = mlx4_glue_query_device,
255 	.query_device_ex = mlx4_glue_query_device_ex,
256 	.query_port = mlx4_glue_query_port,
257 	.port_state_str = mlx4_glue_port_state_str,
258 	.create_comp_channel = mlx4_glue_create_comp_channel,
259 	.destroy_comp_channel = mlx4_glue_destroy_comp_channel,
260 	.create_cq = mlx4_glue_create_cq,
261 	.destroy_cq = mlx4_glue_destroy_cq,
262 	.get_cq_event = mlx4_glue_get_cq_event,
263 	.ack_cq_events = mlx4_glue_ack_cq_events,
264 	.create_flow = mlx4_glue_create_flow,
265 	.destroy_flow = mlx4_glue_destroy_flow,
266 	.create_qp = mlx4_glue_create_qp,
267 	.create_qp_ex = mlx4_glue_create_qp_ex,
268 	.destroy_qp = mlx4_glue_destroy_qp,
269 	.modify_qp = mlx4_glue_modify_qp,
270 	.reg_mr = mlx4_glue_reg_mr,
271 	.dereg_mr = mlx4_glue_dereg_mr,
272 	.create_rwq_ind_table = mlx4_glue_create_rwq_ind_table,
273 	.destroy_rwq_ind_table = mlx4_glue_destroy_rwq_ind_table,
274 	.create_wq = mlx4_glue_create_wq,
275 	.destroy_wq = mlx4_glue_destroy_wq,
276 	.modify_wq = mlx4_glue_modify_wq,
277 	.dv_init_obj = mlx4_glue_dv_init_obj,
278 	.dv_set_context_attr = mlx4_glue_dv_set_context_attr,
279 };
280