1 // SPDX-License-Identifier: GPL-2.0-only
8 struct ethnl_req_info base;
11 struct eee_reply_data {
12 struct ethnl_reply_data base;
13 struct ethtool_keee eee;
16 #define EEE_REPDATA(__reply_base) \
17 container_of(__reply_base, struct eee_reply_data, base)
19 const struct nla_policy ethnl_eee_get_policy[] = {
20 [ETHTOOL_A_EEE_HEADER] =
21 NLA_POLICY_NESTED(ethnl_header_policy),
24 static int eee_prepare_data(const struct ethnl_req_info *req_base,
25 struct ethnl_reply_data *reply_base,
26 const struct genl_info *info)
28 struct eee_reply_data *data = EEE_REPDATA(reply_base);
29 struct net_device *dev = reply_base->dev;
30 struct ethtool_keee *eee = &data->eee;
33 if (!dev->ethtool_ops->get_eee)
35 ret = ethnl_ops_begin(dev);
38 ret = dev->ethtool_ops->get_eee(dev, eee);
39 ethnl_ops_complete(dev);
44 static int eee_reply_size(const struct ethnl_req_info *req_base,
45 const struct ethnl_reply_data *reply_base)
47 bool compact = req_base->flags & ETHTOOL_FLAG_COMPACT_BITSETS;
48 const struct eee_reply_data *data = EEE_REPDATA(reply_base);
49 const struct ethtool_keee *eee = &data->eee;
54 ret = ethnl_bitset_size(eee->advertised, eee->supported,
55 __ETHTOOL_LINK_MODE_MASK_NBITS,
56 link_mode_names, compact);
61 ret = ethnl_bitset_size(eee->lp_advertised, NULL,
62 __ETHTOOL_LINK_MODE_MASK_NBITS,
63 link_mode_names, compact);
68 len += nla_total_size(sizeof(u8)) + /* _EEE_ACTIVE */
69 nla_total_size(sizeof(u8)) + /* _EEE_ENABLED */
70 nla_total_size(sizeof(u8)) + /* _EEE_TX_LPI_ENABLED */
71 nla_total_size(sizeof(u32)); /* _EEE_TX_LPI_TIMER */
76 static int eee_fill_reply(struct sk_buff *skb,
77 const struct ethnl_req_info *req_base,
78 const struct ethnl_reply_data *reply_base)
80 bool compact = req_base->flags & ETHTOOL_FLAG_COMPACT_BITSETS;
81 const struct eee_reply_data *data = EEE_REPDATA(reply_base);
82 const struct ethtool_keee *eee = &data->eee;
85 ret = ethnl_put_bitset(skb, ETHTOOL_A_EEE_MODES_OURS,
86 eee->advertised, eee->supported,
87 __ETHTOOL_LINK_MODE_MASK_NBITS,
88 link_mode_names, compact);
91 ret = ethnl_put_bitset(skb, ETHTOOL_A_EEE_MODES_PEER,
92 eee->lp_advertised, NULL,
93 __ETHTOOL_LINK_MODE_MASK_NBITS,
94 link_mode_names, compact);
98 if (nla_put_u8(skb, ETHTOOL_A_EEE_ACTIVE, eee->eee_active) ||
99 nla_put_u8(skb, ETHTOOL_A_EEE_ENABLED, eee->eee_enabled) ||
100 nla_put_u8(skb, ETHTOOL_A_EEE_TX_LPI_ENABLED,
101 eee->tx_lpi_enabled) ||
102 nla_put_u32(skb, ETHTOOL_A_EEE_TX_LPI_TIMER, eee->tx_lpi_timer))
110 const struct nla_policy ethnl_eee_set_policy[] = {
111 [ETHTOOL_A_EEE_HEADER] =
112 NLA_POLICY_NESTED(ethnl_header_policy),
113 [ETHTOOL_A_EEE_MODES_OURS] = { .type = NLA_NESTED },
114 [ETHTOOL_A_EEE_ENABLED] = { .type = NLA_U8 },
115 [ETHTOOL_A_EEE_TX_LPI_ENABLED] = { .type = NLA_U8 },
116 [ETHTOOL_A_EEE_TX_LPI_TIMER] = { .type = NLA_U32 },
120 ethnl_set_eee_validate(struct ethnl_req_info *req_info, struct genl_info *info)
122 const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
124 return ops->get_eee && ops->set_eee ? 1 : -EOPNOTSUPP;
128 ethnl_set_eee(struct ethnl_req_info *req_info, struct genl_info *info)
130 struct net_device *dev = req_info->dev;
131 struct nlattr **tb = info->attrs;
132 struct ethtool_keee eee = {};
136 ret = dev->ethtool_ops->get_eee(dev, &eee);
140 ret = ethnl_update_bitset(eee.advertised,
141 __ETHTOOL_LINK_MODE_MASK_NBITS,
142 tb[ETHTOOL_A_EEE_MODES_OURS],
143 link_mode_names, info->extack, &mod);
146 ethnl_update_bool(&eee.eee_enabled, tb[ETHTOOL_A_EEE_ENABLED], &mod);
147 ethnl_update_bool(&eee.tx_lpi_enabled, tb[ETHTOOL_A_EEE_TX_LPI_ENABLED],
149 ethnl_update_u32(&eee.tx_lpi_timer, tb[ETHTOOL_A_EEE_TX_LPI_TIMER],
154 ret = dev->ethtool_ops->set_eee(dev, &eee);
155 return ret < 0 ? ret : 1;
158 const struct ethnl_request_ops ethnl_eee_request_ops = {
159 .request_cmd = ETHTOOL_MSG_EEE_GET,
160 .reply_cmd = ETHTOOL_MSG_EEE_GET_REPLY,
161 .hdr_attr = ETHTOOL_A_EEE_HEADER,
162 .req_info_size = sizeof(struct eee_req_info),
163 .reply_data_size = sizeof(struct eee_reply_data),
165 .prepare_data = eee_prepare_data,
166 .reply_size = eee_reply_size,
167 .fill_reply = eee_fill_reply,
169 .set_validate = ethnl_set_eee_validate,
170 .set = ethnl_set_eee,
171 .set_ntf_cmd = ETHTOOL_MSG_EEE_NTF,