xref: /openbmc/linux/drivers/net/ethernet/sfc/sriov.c (revision 09c434b8)
1 /****************************************************************************
2  * Driver for Solarflare network controllers and boards
3  * Copyright 2014-2015 Solarflare Communications Inc.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 as published
7  * by the Free Software Foundation, incorporated herein by reference.
8  */
9 #include <linux/module.h>
10 #include "net_driver.h"
11 #include "nic.h"
12 #include "sriov.h"
13 
14 int efx_sriov_set_vf_mac(struct net_device *net_dev, int vf_i, u8 *mac)
15 {
16 	struct efx_nic *efx = netdev_priv(net_dev);
17 
18 	if (efx->type->sriov_set_vf_mac)
19 		return efx->type->sriov_set_vf_mac(efx, vf_i, mac);
20 	else
21 		return -EOPNOTSUPP;
22 }
23 
24 int efx_sriov_set_vf_vlan(struct net_device *net_dev, int vf_i, u16 vlan,
25 			  u8 qos, __be16 vlan_proto)
26 {
27 	struct efx_nic *efx = netdev_priv(net_dev);
28 
29 	if (efx->type->sriov_set_vf_vlan) {
30 		if ((vlan & ~VLAN_VID_MASK) ||
31 		    (qos & ~(VLAN_PRIO_MASK >> VLAN_PRIO_SHIFT)))
32 			return -EINVAL;
33 
34 		if (vlan_proto != htons(ETH_P_8021Q))
35 			return -EPROTONOSUPPORT;
36 
37 		return efx->type->sriov_set_vf_vlan(efx, vf_i, vlan, qos);
38 	} else {
39 		return -EOPNOTSUPP;
40 	}
41 }
42 
43 int efx_sriov_set_vf_spoofchk(struct net_device *net_dev, int vf_i,
44 			      bool spoofchk)
45 {
46 	struct efx_nic *efx = netdev_priv(net_dev);
47 
48 	if (efx->type->sriov_set_vf_spoofchk)
49 		return efx->type->sriov_set_vf_spoofchk(efx, vf_i, spoofchk);
50 	else
51 		return -EOPNOTSUPP;
52 }
53 
54 int efx_sriov_get_vf_config(struct net_device *net_dev, int vf_i,
55 			    struct ifla_vf_info *ivi)
56 {
57 	struct efx_nic *efx = netdev_priv(net_dev);
58 
59 	if (efx->type->sriov_get_vf_config)
60 		return efx->type->sriov_get_vf_config(efx, vf_i, ivi);
61 	else
62 		return -EOPNOTSUPP;
63 }
64 
65 int efx_sriov_set_vf_link_state(struct net_device *net_dev, int vf_i,
66 				int link_state)
67 {
68 	struct efx_nic *efx = netdev_priv(net_dev);
69 
70 	if (efx->type->sriov_set_vf_link_state)
71 		return efx->type->sriov_set_vf_link_state(efx, vf_i,
72 							  link_state);
73 	else
74 		return -EOPNOTSUPP;
75 }
76