1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2016-2017 Hisilicon Limited.
3
4 #include "hnae3.h"
5 #include "hns3_enet.h"
6
7 static
hns3_dcbnl_ieee_getets(struct net_device * ndev,struct ieee_ets * ets)8 int hns3_dcbnl_ieee_getets(struct net_device *ndev, struct ieee_ets *ets)
9 {
10 struct hnae3_handle *h = hns3_get_handle(ndev);
11
12 if (h->kinfo.dcb_ops->ieee_getets)
13 return h->kinfo.dcb_ops->ieee_getets(h, ets);
14
15 return -EOPNOTSUPP;
16 }
17
18 static
hns3_dcbnl_ieee_setets(struct net_device * ndev,struct ieee_ets * ets)19 int hns3_dcbnl_ieee_setets(struct net_device *ndev, struct ieee_ets *ets)
20 {
21 struct hnae3_handle *h = hns3_get_handle(ndev);
22
23 if (h->kinfo.dcb_ops->ieee_setets)
24 return h->kinfo.dcb_ops->ieee_setets(h, ets);
25
26 return -EOPNOTSUPP;
27 }
28
29 static
hns3_dcbnl_ieee_getpfc(struct net_device * ndev,struct ieee_pfc * pfc)30 int hns3_dcbnl_ieee_getpfc(struct net_device *ndev, struct ieee_pfc *pfc)
31 {
32 struct hnae3_handle *h = hns3_get_handle(ndev);
33
34 if (h->kinfo.dcb_ops->ieee_getpfc)
35 return h->kinfo.dcb_ops->ieee_getpfc(h, pfc);
36
37 return -EOPNOTSUPP;
38 }
39
40 static
hns3_dcbnl_ieee_setpfc(struct net_device * ndev,struct ieee_pfc * pfc)41 int hns3_dcbnl_ieee_setpfc(struct net_device *ndev, struct ieee_pfc *pfc)
42 {
43 struct hnae3_handle *h = hns3_get_handle(ndev);
44
45 if (h->kinfo.dcb_ops->ieee_setpfc)
46 return h->kinfo.dcb_ops->ieee_setpfc(h, pfc);
47
48 return -EOPNOTSUPP;
49 }
50
51 /* DCBX configuration */
hns3_dcbnl_getdcbx(struct net_device * ndev)52 static u8 hns3_dcbnl_getdcbx(struct net_device *ndev)
53 {
54 struct hnae3_handle *h = hns3_get_handle(ndev);
55
56 if (h->kinfo.dcb_ops->getdcbx)
57 return h->kinfo.dcb_ops->getdcbx(h);
58
59 return 0;
60 }
61
62 /* return 0 if successful, otherwise fail */
hns3_dcbnl_setdcbx(struct net_device * ndev,u8 mode)63 static u8 hns3_dcbnl_setdcbx(struct net_device *ndev, u8 mode)
64 {
65 struct hnae3_handle *h = hns3_get_handle(ndev);
66
67 if (h->kinfo.dcb_ops->setdcbx)
68 return h->kinfo.dcb_ops->setdcbx(h, mode);
69
70 return 1;
71 }
72
73 static const struct dcbnl_rtnl_ops hns3_dcbnl_ops = {
74 .ieee_getets = hns3_dcbnl_ieee_getets,
75 .ieee_setets = hns3_dcbnl_ieee_setets,
76 .ieee_getpfc = hns3_dcbnl_ieee_getpfc,
77 .ieee_setpfc = hns3_dcbnl_ieee_setpfc,
78 .getdcbx = hns3_dcbnl_getdcbx,
79 .setdcbx = hns3_dcbnl_setdcbx,
80 };
81
82 /* hclge_dcbnl_setup - DCBNL setup
83 * @handle: the corresponding vport handle
84 * Set up DCBNL
85 */
hns3_dcbnl_setup(struct hnae3_handle * handle)86 void hns3_dcbnl_setup(struct hnae3_handle *handle)
87 {
88 struct net_device *dev = handle->kinfo.netdev;
89
90 if ((!handle->kinfo.dcb_ops) || (handle->flags & HNAE3_SUPPORT_VF))
91 return;
92
93 dev->dcbnl_ops = &hns3_dcbnl_ops;
94 }
95
