xref: /linux/drivers/net/ethernet/netronome/nfp/nfp_app_nic.c (revision e9f0878c4b2004ac19581274c1ae4c61ae3ca70e)
1 /*
2  * Copyright (C) 2017 Netronome Systems, Inc.
3  *
4  * This software is dual licensed under the GNU General License Version 2,
5  * June 1991 as shown in the file COPYING in the top-level directory of this
6  * source tree or the BSD 2-Clause License provided below.  You have the
7  * option to license this software under the complete terms of either license.
8  *
9  * The BSD 2-Clause License:
10  *
11  *     Redistribution and use in source and binary forms, with or
12  *     without modification, are permitted provided that the following
13  *     conditions are met:
14  *
15  *      1. Redistributions of source code must retain the above
16  *         copyright notice, this list of conditions and the following
17  *         disclaimer.
18  *
19  *      2. Redistributions in binary form must reproduce the above
20  *         copyright notice, this list of conditions and the following
21  *         disclaimer in the documentation and/or other materials
22  *         provided with the distribution.
23  *
24  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31  * SOFTWARE.
32  */
33 
34 #include "nfpcore/nfp_cpp.h"
35 #include "nfpcore/nfp_nsp.h"
36 #include "nfp_app.h"
37 #include "nfp_main.h"
38 #include "nfp_net.h"
39 #include "nfp_port.h"
40 
41 int nfp_app_nic_vnic_init_phy_port(struct nfp_pf *pf, struct nfp_app *app,
42 				   struct nfp_net *nn, unsigned int id)
43 {
44 	int err;
45 
46 	if (!pf->eth_tbl)
47 		return 0;
48 
49 	nn->port = nfp_port_alloc(app, NFP_PORT_PHYS_PORT, nn->dp.netdev);
50 	if (IS_ERR(nn->port))
51 		return PTR_ERR(nn->port);
52 
53 	err = nfp_port_init_phy_port(pf, app, nn->port, id);
54 	if (err) {
55 		nfp_port_free(nn->port);
56 		return err;
57 	}
58 
59 	return nn->port->type == NFP_PORT_INVALID;
60 }
61 
62 int nfp_app_nic_vnic_alloc(struct nfp_app *app, struct nfp_net *nn,
63 			   unsigned int id)
64 {
65 	int err;
66 
67 	err = nfp_app_nic_vnic_init_phy_port(app->pf, app, nn, id);
68 	if (err)
69 		return err < 0 ? err : 0;
70 
71 	nfp_net_get_mac_addr(app->pf, nn->dp.netdev, nn->port);
72 
73 	return 0;
74 }
75