devlink.c

 1// SPDX-License-Identifier: GPL-2.0
 2#include <stdio.h>
 3#include <string.h>
 4
 5#include <ynl.h>
 6
 7#include "devlink-user.h"
 8
 9int main(int argc, char **argv)
10{
11	struct devlink_get_list *devs;
12	struct ynl_sock *ys;
13
14	ys = ynl_sock_create(&ynl_devlink_family, NULL);
15	if (!ys)
16		return 1;
17
18	devs = devlink_get_dump(ys);
19	if (!devs)
20		goto err_close;
21
22	ynl_dump_foreach(devs, d) {
23		struct devlink_info_get_req *info_req;
24		struct devlink_info_get_rsp *info_rsp;
25		unsigned i;
26
27		printf("%s/%s:\n", d->bus_name, d->dev_name);
28
29		info_req = devlink_info_get_req_alloc();
30		devlink_info_get_req_set_bus_name(info_req, d->bus_name);
31		devlink_info_get_req_set_dev_name(info_req, d->dev_name);
32
33		info_rsp = devlink_info_get(ys, info_req);
34		devlink_info_get_req_free(info_req);
35		if (!info_rsp)
36			goto err_free_devs;
37
38		if (info_rsp->_len.info_driver_name)
39			printf("    driver: %s\n", info_rsp->info_driver_name);
40		if (info_rsp->_count.info_version_running)
41			printf("    running fw:\n");
42		for (i = 0; i < info_rsp->_count.info_version_running; i++)
43			printf("        %s: %s\n",
44			       info_rsp->info_version_running[i].info_version_name,
45			       info_rsp->info_version_running[i].info_version_value);
46		printf("    ...\n");
47		devlink_info_get_rsp_free(info_rsp);
48	}
49	devlink_get_list_free(devs);
50
51	ynl_sock_destroy(ys);
52
53	return 0;
54
55err_free_devs:
56	devlink_get_list_free(devs);
57err_close:
58	fprintf(stderr, "YNL: %s\n", ys->err.msg);
59	ynl_sock_destroy(ys);
60	return 2;
61}