xref: /spdk/module/accel/mlx5/accel_mlx5_rpc.c (revision b02581a89058ebaebe03bd0e16e3b58adfe406c1)
1 /*   SPDX-License-Identifier: BSD-3-Clause
2  *   Copyright (c) 2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
3  */
4 
5 #include "spdk/rpc.h"
6 #include "spdk/util.h"
7 #include "spdk/log.h"
8 
9 #include "accel_mlx5.h"
10 
11 static const struct spdk_json_object_decoder rpc_mlx5_module_decoder[] = {
12 	{"qp_size", offsetof(struct accel_mlx5_attr, qp_size), spdk_json_decode_uint16, true},
13 	{"num_requests", offsetof(struct accel_mlx5_attr, num_requests), spdk_json_decode_uint32, true},
14 };
15 
16 static void
17 rpc_mlx5_scan_accel_module(struct spdk_jsonrpc_request *request,
18 			   const struct spdk_json_val *params)
19 {
20 	struct accel_mlx5_attr attr;
21 	int rc;
22 
23 	accel_mlx5_get_default_attr(&attr);
24 
25 	if (params != NULL) {
26 		if (spdk_json_decode_object(params, rpc_mlx5_module_decoder,
27 					    SPDK_COUNTOF(rpc_mlx5_module_decoder),
28 					    &attr)) {
29 			SPDK_ERRLOG("spdk_json_decode_object() failed\n");
30 			spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_PARSE_ERROR,
31 							 "spdk_json_decode_object failed");
32 			return;
33 		}
34 	}
35 
36 	rc = accel_mlx5_enable(&attr);
37 	if (rc) {
38 		spdk_jsonrpc_send_error_response_fmt(request, rc, "mlx5 scan failed with %d\n", rc);
39 	} else {
40 		spdk_jsonrpc_send_bool_response(request, true);
41 	}
42 }
43 SPDK_RPC_REGISTER("mlx5_scan_accel_module", rpc_mlx5_scan_accel_module, SPDK_RPC_STARTUP)
44