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ethtool: netlink: convert commands to common SET

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Convert all SET commands where new common code is applicable.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jakub Kicinski 2023-01-25 15:05:19 -08:00 committed by David S. Miller
parent 99132b6eb7
commit 04007961bf
16 changed files with 614 additions and 831 deletions
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92
net/ethtool/channels.c
View File

@ -86,18 +86,6 @@ static int channels_fill_reply(struct sk_buff *skb,
return 0;
}
const struct ethnl_request_ops ethnl_channels_request_ops = {
.request_cmd = ETHTOOL_MSG_CHANNELS_GET,
.reply_cmd = ETHTOOL_MSG_CHANNELS_GET_REPLY,
.hdr_attr = ETHTOOL_A_CHANNELS_HEADER,
.req_info_size = sizeof(struct channels_req_info),
.reply_data_size = sizeof(struct channels_reply_data),
.prepare_data = channels_prepare_data,
.reply_size = channels_reply_size,
.fill_reply = channels_fill_reply,
};
/* CHANNELS_SET */
const struct nla_policy ethnl_channels_set_policy[] = {
@ -109,36 +97,28 @@ const struct nla_policy ethnl_channels_set_policy[] = {
[ETHTOOL_A_CHANNELS_COMBINED_COUNT] = { .type = NLA_U32 },
};
int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_channels_validate(struct ethnl_req_info *req_info,
struct genl_info *info)
{
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
return ops->get_channels && ops->set_channels ? 1 : -EOPNOTSUPP;
}
static int
ethnl_set_channels(struct ethnl_req_info *req_info, struct genl_info *info)
{
unsigned int from_channel, old_total, i;
bool mod = false, mod_combined = false;
struct net_device *dev = req_info->dev;
struct ethtool_channels channels = {};
struct ethnl_req_info req_info = {};
struct nlattr **tb = info->attrs;
u32 err_attr, max_rxfh_in_use;
const struct ethtool_ops *ops;
struct net_device *dev;
u64 max_rxnfc_in_use;
int ret;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_CHANNELS_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ops = dev->ethtool_ops;
ret = -EOPNOTSUPP;
if (!ops->get_channels || !ops->set_channels)
goto out_dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
ops->get_channels(dev, &channels);
dev->ethtool_ops->get_channels(dev, &channels);
old_total = channels.combined_count +
max(channels.rx_count, channels.tx_count);
@ -151,9 +131,8 @@ int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info)
ethnl_update_u32(&channels.combined_count,
tb[ETHTOOL_A_CHANNELS_COMBINED_COUNT], &mod_combined);
mod |= mod_combined;
ret = 0;
if (!mod)
goto out_ops;
return 0;
/* ensure new channel counts are within limits */
if (channels.rx_count > channels.max_rx)
@ -167,10 +146,9 @@ int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info)
else
err_attr = 0;
if (err_attr) {
ret = -EINVAL;
NL_SET_ERR_MSG_ATTR(info->extack, tb[err_attr],
"requested channel count exceeds maximum");
goto out_ops;
return -EINVAL;
}
/* ensure there is at least one RX and one TX channel */
@ -183,10 +161,9 @@ int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info)
if (err_attr) {
if (mod_combined)
err_attr = ETHTOOL_A_CHANNELS_COMBINED_COUNT;
ret = -EINVAL;
NL_SET_ERR_MSG_ATTR(info->extack, tb[err_attr],
"requested channel counts would result in no RX or TX channel being configured");
goto out_ops;
return -EINVAL;
}
/* ensure the new Rx count fits within the configured Rx flow
@ -198,14 +175,12 @@ int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info)
ethtool_get_max_rxfh_channel(dev, &max_rxfh_in_use))
max_rxfh_in_use = 0;
if (channels.combined_count + channels.rx_count <= max_rxfh_in_use) {
ret = -EINVAL;
GENL_SET_ERR_MSG(info, "requested channel counts are too low for existing indirection table settings");
goto out_ops;
return -EINVAL;
}
if (channels.combined_count + channels.rx_count <= max_rxnfc_in_use) {
ret = -EINVAL;
GENL_SET_ERR_MSG(info, "requested channel counts are too low for existing ntuple filter settings");
goto out_ops;
return -EINVAL;
}
/* Disabling channels, query zero-copy AF_XDP sockets */
@ -213,21 +188,26 @@ int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info)
min(channels.rx_count, channels.tx_count);
for (i = from_channel; i < old_total; i++)
if (xsk_get_pool_from_qid(dev, i)) {
ret = -EINVAL;
GENL_SET_ERR_MSG(info, "requested channel counts are too low for existing zerocopy AF_XDP sockets");
goto out_ops;
return -EINVAL;
}
ret = dev->ethtool_ops->set_channels(dev, &channels);
if (ret < 0)
goto out_ops;
ethtool_notify(dev, ETHTOOL_MSG_CHANNELS_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
return ret < 0 ? ret : 1;
}
const struct ethnl_request_ops ethnl_channels_request_ops = {
.request_cmd = ETHTOOL_MSG_CHANNELS_GET,
.reply_cmd = ETHTOOL_MSG_CHANNELS_GET_REPLY,
.hdr_attr = ETHTOOL_A_CHANNELS_HEADER,
.req_info_size = sizeof(struct channels_req_info),
.reply_data_size = sizeof(struct channels_reply_data),
.prepare_data = channels_prepare_data,
.reply_size = channels_reply_size,
.fill_reply = channels_fill_reply,
.set_validate = ethnl_set_channels_validate,
.set = ethnl_set_channels,
.set_ntf_cmd = ETHTOOL_MSG_CHANNELS_NTF,
};

92
net/ethtool/coalesce.c
View File

@ -195,18 +195,6 @@ static int coalesce_fill_reply(struct sk_buff *skb,
return 0;
}
const struct ethnl_request_ops ethnl_coalesce_request_ops = {
.request_cmd = ETHTOOL_MSG_COALESCE_GET,
.reply_cmd = ETHTOOL_MSG_COALESCE_GET_REPLY,
.hdr_attr = ETHTOOL_A_COALESCE_HEADER,
.req_info_size = sizeof(struct coalesce_req_info),
.reply_data_size = sizeof(struct coalesce_reply_data),
.prepare_data = coalesce_prepare_data,
.reply_size = coalesce_reply_size,
.fill_reply = coalesce_fill_reply,
};
/* COALESCE_SET */
const struct nla_policy ethnl_coalesce_set_policy[] = {
@ -241,49 +229,44 @@ const struct nla_policy ethnl_coalesce_set_policy[] = {
[ETHTOOL_A_COALESCE_TX_AGGR_TIME_USECS] = { .type = NLA_U32 },
};
int ethnl_set_coalesce(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_coalesce_validate(struct ethnl_req_info *req_info,
struct genl_info *info)
{
struct kernel_ethtool_coalesce kernel_coalesce = {};
struct ethtool_coalesce coalesce = {};
struct ethnl_req_info req_info = {};
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
struct nlattr **tb = info->attrs;
const struct ethtool_ops *ops;
struct net_device *dev;
u32 supported_params;
bool mod = false;
int ret;
u16 a;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_COALESCE_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ops = dev->ethtool_ops;
ret = -EOPNOTSUPP;
if (!ops->get_coalesce || !ops->set_coalesce)
goto out_dev;
return -EOPNOTSUPP;
/* make sure that only supported parameters are present */
supported_params = ops->supported_coalesce_params;
for (a = ETHTOOL_A_COALESCE_RX_USECS; a < __ETHTOOL_A_COALESCE_CNT; a++)
if (tb[a] && !(supported_params & attr_to_mask(a))) {
ret = -EINVAL;
NL_SET_ERR_MSG_ATTR(info->extack, tb[a],
"cannot modify an unsupported parameter");
goto out_dev;
return -EINVAL;
}
rtnl_lock();
ret = ethnl_ops_begin(dev);
return 1;
}
static int
ethnl_set_coalesce(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct kernel_ethtool_coalesce kernel_coalesce = {};
struct net_device *dev = req_info->dev;
struct ethtool_coalesce coalesce = {};
struct nlattr **tb = info->attrs;
bool mod = false;
int ret;
ret = dev->ethtool_ops->get_coalesce(dev, &coalesce, &kernel_coalesce,
info->extack);
if (ret < 0)
goto out_rtnl;
ret = ops->get_coalesce(dev, &coalesce, &kernel_coalesce,
info->extack);
if (ret < 0)
goto out_ops;
return ret;
ethnl_update_u32(&coalesce.rx_coalesce_usecs,
tb[ETHTOOL_A_COALESCE_RX_USECS], &mod);
@ -339,21 +322,26 @@ int ethnl_set_coalesce(struct sk_buff *skb, struct genl_info *info)
tb[ETHTOOL_A_COALESCE_TX_AGGR_MAX_FRAMES], &mod);
ethnl_update_u32(&kernel_coalesce.tx_aggr_time_usecs,
tb[ETHTOOL_A_COALESCE_TX_AGGR_TIME_USECS], &mod);
ret = 0;
if (!mod)
goto out_ops;
return 0;
ret = dev->ethtool_ops->set_coalesce(dev, &coalesce, &kernel_coalesce,
info->extack);
if (ret < 0)
goto out_ops;
ethtool_notify(dev, ETHTOOL_MSG_COALESCE_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
return ret < 0 ? ret : 1;
}
const struct ethnl_request_ops ethnl_coalesce_request_ops = {
.request_cmd = ETHTOOL_MSG_COALESCE_GET,
.reply_cmd = ETHTOOL_MSG_COALESCE_GET_REPLY,
.hdr_attr = ETHTOOL_A_COALESCE_HEADER,
.req_info_size = sizeof(struct coalesce_req_info),
.reply_data_size = sizeof(struct coalesce_reply_data),
.prepare_data = coalesce_prepare_data,
.reply_size = coalesce_reply_size,
.fill_reply = coalesce_fill_reply,
.set_validate = ethnl_set_coalesce_validate,
.set = ethnl_set_coalesce,
.set_ntf_cmd = ETHTOOL_MSG_COALESCE_NTF,
};

93
net/ethtool/debug.c
View File

@ -63,6 +63,43 @@ static int debug_fill_reply(struct sk_buff *skb,
netif_msg_class_names, compact);
}
/* DEBUG_SET */
const struct nla_policy ethnl_debug_set_policy[] = {
[ETHTOOL_A_DEBUG_HEADER] =
NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_DEBUG_MSGMASK] = { .type = NLA_NESTED },
};
static int
ethnl_set_debug_validate(struct ethnl_req_info *req_info,
struct genl_info *info)
{
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
return ops->get_msglevel && ops->set_msglevel ? 1 : -EOPNOTSUPP;
}
static int
ethnl_set_debug(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
bool mod = false;
u32 msg_mask;
int ret;
msg_mask = dev->ethtool_ops->get_msglevel(dev);
ret = ethnl_update_bitset32(&msg_mask, NETIF_MSG_CLASS_COUNT,
tb[ETHTOOL_A_DEBUG_MSGMASK],
netif_msg_class_names, info->extack, &mod);
if (ret < 0 || !mod)
return ret;
dev->ethtool_ops->set_msglevel(dev, msg_mask);
return 1;
}
const struct ethnl_request_ops ethnl_debug_request_ops = {
.request_cmd = ETHTOOL_MSG_DEBUG_GET,
.reply_cmd = ETHTOOL_MSG_DEBUG_GET_REPLY,
@ -73,56 +110,8 @@ const struct ethnl_request_ops ethnl_debug_request_ops = {
.prepare_data = debug_prepare_data,
.reply_size = debug_reply_size,
.fill_reply = debug_fill_reply,
.set_validate = ethnl_set_debug_validate,
.set = ethnl_set_debug,
.set_ntf_cmd = ETHTOOL_MSG_DEBUG_NTF,
};
/* DEBUG_SET */
const struct nla_policy ethnl_debug_set_policy[] = {
[ETHTOOL_A_DEBUG_HEADER] =
NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_DEBUG_MSGMASK] = { .type = NLA_NESTED },
};
int ethnl_set_debug(struct sk_buff *skb, struct genl_info *info)
{
struct ethnl_req_info req_info = {};
struct nlattr **tb = info->attrs;
struct net_device *dev;
bool mod = false;
u32 msg_mask;
int ret;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_DEBUG_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ret = -EOPNOTSUPP;
if (!dev->ethtool_ops->get_msglevel || !dev->ethtool_ops->set_msglevel)
goto out_dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
msg_mask = dev->ethtool_ops->get_msglevel(dev);
ret = ethnl_update_bitset32(&msg_mask, NETIF_MSG_CLASS_COUNT,
tb[ETHTOOL_A_DEBUG_MSGMASK],
netif_msg_class_names, info->extack, &mod);
if (ret < 0 || !mod)
goto out_ops;
dev->ethtool_ops->set_msglevel(dev, msg_mask);
ethtool_notify(dev, ETHTOOL_MSG_DEBUG_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
}

78
net/ethtool/eee.c
View File

@ -108,18 +108,6 @@ static int eee_fill_reply(struct sk_buff *skb,
return 0;
}
const struct ethnl_request_ops ethnl_eee_request_ops = {
.request_cmd = ETHTOOL_MSG_EEE_GET,
.reply_cmd = ETHTOOL_MSG_EEE_GET_REPLY,
.hdr_attr = ETHTOOL_A_EEE_HEADER,
.req_info_size = sizeof(struct eee_req_info),
.reply_data_size = sizeof(struct eee_reply_data),
.prepare_data = eee_prepare_data,
.reply_size = eee_reply_size,
.fill_reply = eee_fill_reply,
};
/* EEE_SET */
const struct nla_policy ethnl_eee_set_policy[] = {
@ -131,60 +119,56 @@ const struct nla_policy ethnl_eee_set_policy[] = {
[ETHTOOL_A_EEE_TX_LPI_TIMER] = { .type = NLA_U32 },
};
int ethnl_set_eee(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_eee_validate(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct ethnl_req_info req_info = {};
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
return ops->get_eee && ops->set_eee ? 1 : -EOPNOTSUPP;
}
static int
ethnl_set_eee(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
const struct ethtool_ops *ops;
struct ethtool_eee eee = {};
struct net_device *dev;
bool mod = false;
int ret;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_EEE_HEADER],
genl_info_net(info), info->extack,
true);
ret = dev->ethtool_ops->get_eee(dev, &eee);
if (ret < 0)
return ret;
dev = req_info.dev;
ops = dev->ethtool_ops;
ret = -EOPNOTSUPP;
if (!ops->get_eee || !ops->set_eee)
goto out_dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
ret = ops->get_eee(dev, &eee);
if (ret < 0)
goto out_ops;
ret = ethnl_update_bitset32(&eee.advertised, EEE_MODES_COUNT,
tb[ETHTOOL_A_EEE_MODES_OURS],
link_mode_names, info->extack, &mod);
if (ret < 0)
goto out_ops;
return ret;
ethnl_update_bool32(&eee.eee_enabled, tb[ETHTOOL_A_EEE_ENABLED], &mod);
ethnl_update_bool32(&eee.tx_lpi_enabled,
tb[ETHTOOL_A_EEE_TX_LPI_ENABLED], &mod);
ethnl_update_u32(&eee.tx_lpi_timer, tb[ETHTOOL_A_EEE_TX_LPI_TIMER],
&mod);
ret = 0;
if (!mod)
goto out_ops;
return 0;
ret = dev->ethtool_ops->set_eee(dev, &eee);
if (ret < 0)
goto out_ops;
ethtool_notify(dev, ETHTOOL_MSG_EEE_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
return ret < 0 ? ret : 1;
}
const struct ethnl_request_ops ethnl_eee_request_ops = {
.request_cmd = ETHTOOL_MSG_EEE_GET,
.reply_cmd = ETHTOOL_MSG_EEE_GET_REPLY,
.hdr_attr = ETHTOOL_A_EEE_HEADER,
.req_info_size = sizeof(struct eee_req_info),
.reply_data_size = sizeof(struct eee_reply_data),
.prepare_data = eee_prepare_data,
.reply_size = eee_reply_size,
.fill_reply = eee_fill_reply,
.set_validate = ethnl_set_eee_validate,
.set = ethnl_set_eee,
.set_ntf_cmd = ETHTOOL_MSG_EEE_NTF,
};

143
net/ethtool/fec.c
View File

@ -217,6 +217,65 @@ static int fec_fill_reply(struct sk_buff *skb,
return 0;
}
/* FEC_SET */
const struct nla_policy ethnl_fec_set_policy[ETHTOOL_A_FEC_AUTO + 1] = {
[ETHTOOL_A_FEC_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_FEC_MODES] = { .type = NLA_NESTED },
[ETHTOOL_A_FEC_AUTO] = NLA_POLICY_MAX(NLA_U8, 1),
};
static int
ethnl_set_fec_validate(struct ethnl_req_info *req_info, struct genl_info *info)
{
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
return ops->get_fecparam && ops->set_fecparam ? 1 : -EOPNOTSUPP;
}
static int
ethnl_set_fec(struct ethnl_req_info *req_info, struct genl_info *info)
{
__ETHTOOL_DECLARE_LINK_MODE_MASK(fec_link_modes) = {};
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
struct ethtool_fecparam fec = {};
bool mod = false;
u8 fec_auto;
int ret;
ret = dev->ethtool_ops->get_fecparam(dev, &fec);
if (ret < 0)
return ret;
ethtool_fec_to_link_modes(fec.fec, fec_link_modes, &fec_auto);
ret = ethnl_update_bitset(fec_link_modes,
__ETHTOOL_LINK_MODE_MASK_NBITS,
tb[ETHTOOL_A_FEC_MODES],
link_mode_names, info->extack, &mod);
if (ret < 0)
return ret;
ethnl_update_u8(&fec_auto, tb[ETHTOOL_A_FEC_AUTO], &mod);
if (!mod)
return 0;
ret = ethtool_link_modes_to_fecparam(&fec, fec_link_modes, fec_auto);
if (ret) {
NL_SET_ERR_MSG_ATTR(info->extack, tb[ETHTOOL_A_FEC_MODES],
"invalid FEC modes requested");
return ret;
}
if (!fec.fec) {
NL_SET_ERR_MSG_ATTR(info->extack, tb[ETHTOOL_A_FEC_MODES],
"no FEC modes set");
return -EINVAL;
}
ret = dev->ethtool_ops->set_fecparam(dev, &fec);
return ret < 0 ? ret : 1;
}
const struct ethnl_request_ops ethnl_fec_request_ops = {
.request_cmd = ETHTOOL_MSG_FEC_GET,
.reply_cmd = ETHTOOL_MSG_FEC_GET_REPLY,
@ -227,84 +286,8 @@ const struct ethnl_request_ops ethnl_fec_request_ops = {
.prepare_data = fec_prepare_data,
.reply_size = fec_reply_size,
.fill_reply = fec_fill_reply,
.set_validate = ethnl_set_fec_validate,
.set = ethnl_set_fec,
.set_ntf_cmd = ETHTOOL_MSG_FEC_NTF,
};
/* FEC_SET */
const struct nla_policy ethnl_fec_set_policy[ETHTOOL_A_FEC_AUTO + 1] = {
[ETHTOOL_A_FEC_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_FEC_MODES] = { .type = NLA_NESTED },
[ETHTOOL_A_FEC_AUTO] = NLA_POLICY_MAX(NLA_U8, 1),
};
int ethnl_set_fec(struct sk_buff *skb, struct genl_info *info)
{
__ETHTOOL_DECLARE_LINK_MODE_MASK(fec_link_modes) = {};
struct ethnl_req_info req_info = {};
struct nlattr **tb = info->attrs;
struct ethtool_fecparam fec = {};
const struct ethtool_ops *ops;
struct net_device *dev;
bool mod = false;
u8 fec_auto;
int ret;
ret = ethnl_parse_header_dev_get(&req_info, tb[ETHTOOL_A_FEC_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ops = dev->ethtool_ops;
ret = -EOPNOTSUPP;
if (!ops->get_fecparam || !ops->set_fecparam)
goto out_dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
ret = ops->get_fecparam(dev, &fec);
if (ret < 0)
goto out_ops;
ethtool_fec_to_link_modes(fec.fec, fec_link_modes, &fec_auto);
ret = ethnl_update_bitset(fec_link_modes,
__ETHTOOL_LINK_MODE_MASK_NBITS,
tb[ETHTOOL_A_FEC_MODES],
link_mode_names, info->extack, &mod);
if (ret < 0)
goto out_ops;
ethnl_update_u8(&fec_auto, tb[ETHTOOL_A_FEC_AUTO], &mod);
ret = 0;
if (!mod)
goto out_ops;
ret = ethtool_link_modes_to_fecparam(&fec, fec_link_modes, fec_auto);
if (ret) {
NL_SET_ERR_MSG_ATTR(info->extack, tb[ETHTOOL_A_FEC_MODES],
"invalid FEC modes requested");
goto out_ops;
}
if (!fec.fec) {
ret = -EINVAL;
NL_SET_ERR_MSG_ATTR(info->extack, tb[ETHTOOL_A_FEC_MODES],
"no FEC modes set");
goto out_ops;
}
ret = dev->ethtool_ops->set_fecparam(dev, &fec);
if (ret < 0)
goto out_ops;
ethtool_notify(dev, ETHTOOL_MSG_FEC_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
}

81
net/ethtool/linkinfo.c
View File

@ -73,18 +73,6 @@ static int linkinfo_fill_reply(struct sk_buff *skb,
return 0;
}
const struct ethnl_request_ops ethnl_linkinfo_request_ops = {
.request_cmd = ETHTOOL_MSG_LINKINFO_GET,
.reply_cmd = ETHTOOL_MSG_LINKINFO_GET_REPLY,
.hdr_attr = ETHTOOL_A_LINKINFO_HEADER,
.req_info_size = sizeof(struct linkinfo_req_info),
.reply_data_size = sizeof(struct linkinfo_reply_data),
.prepare_data = linkinfo_prepare_data,
.reply_size = linkinfo_reply_size,
.fill_reply = linkinfo_fill_reply,
};
/* LINKINFO_SET */
const struct nla_policy ethnl_linkinfo_set_policy[] = {
@ -95,37 +83,31 @@ const struct nla_policy ethnl_linkinfo_set_policy[] = {
[ETHTOOL_A_LINKINFO_TP_MDIX_CTRL] = { .type = NLA_U8 },
};
int ethnl_set_linkinfo(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_linkinfo_validate(struct ethnl_req_info *req_info,
struct genl_info *info)
{
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
if (!ops->get_link_ksettings || !ops->set_link_ksettings)
return -EOPNOTSUPP;
return 1;
}
static int
ethnl_set_linkinfo(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct ethtool_link_ksettings ksettings = {};
struct ethtool_link_settings *lsettings;
struct ethnl_req_info req_info = {};
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
struct net_device *dev;
bool mod = false;
int ret;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_LINKINFO_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ret = -EOPNOTSUPP;
if (!dev->ethtool_ops->get_link_ksettings ||
!dev->ethtool_ops->set_link_ksettings)
goto out_dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
ret = __ethtool_get_link_ksettings(dev, &ksettings);
if (ret < 0) {
GENL_SET_ERR_MSG(info, "failed to retrieve link settings");
goto out_ops;
return ret;
}
lsettings = &ksettings.base;
@ -134,21 +116,30 @@ int ethnl_set_linkinfo(struct sk_buff *skb, struct genl_info *info)
&mod);
ethnl_update_u8(&lsettings->eth_tp_mdix_ctrl,
tb[ETHTOOL_A_LINKINFO_TP_MDIX_CTRL], &mod);
ret = 0;
if (!mod)
goto out_ops;
return 0;
ret = dev->ethtool_ops->set_link_ksettings(dev, &ksettings);
if (ret < 0)
if (ret < 0) {
GENL_SET_ERR_MSG(info, "link settings update failed");
else
ethtool_notify(dev, ETHTOOL_MSG_LINKINFO_NTF, NULL);
return ret;
}
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
return 1;
}
const struct ethnl_request_ops ethnl_linkinfo_request_ops = {
.request_cmd = ETHTOOL_MSG_LINKINFO_GET,
.reply_cmd = ETHTOOL_MSG_LINKINFO_GET_REPLY,
.hdr_attr = ETHTOOL_A_LINKINFO_HEADER,
.req_info_size = sizeof(struct linkinfo_req_info),
.reply_data_size = sizeof(struct linkinfo_reply_data),
.prepare_data = linkinfo_prepare_data,
.reply_size = linkinfo_reply_size,
.fill_reply = linkinfo_fill_reply,
.set_validate = ethnl_set_linkinfo_validate,
.set = ethnl_set_linkinfo,
.set_ntf_cmd = ETHTOOL_MSG_LINKINFO_NTF,
};

91
net/ethtool/linkmodes.c
View File

@ -151,18 +151,6 @@ static int linkmodes_fill_reply(struct sk_buff *skb,
return 0;
}
const struct ethnl_request_ops ethnl_linkmodes_request_ops = {
.request_cmd = ETHTOOL_MSG_LINKMODES_GET,
.reply_cmd = ETHTOOL_MSG_LINKMODES_GET_REPLY,
.hdr_attr = ETHTOOL_A_LINKMODES_HEADER,
.req_info_size = sizeof(struct linkmodes_req_info),
.reply_data_size = sizeof(struct linkmodes_reply_data),
.prepare_data = linkmodes_prepare_data,
.reply_size = linkmodes_reply_size,
.fill_reply = linkmodes_fill_reply,
};
/* LINKMODES_SET */
const struct nla_policy ethnl_linkmodes_set_policy[] = {
@ -310,59 +298,64 @@ static int ethnl_update_linkmodes(struct genl_info *info, struct nlattr **tb,
return 0;
}
int ethnl_set_linkmodes(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_linkmodes_validate(struct ethnl_req_info *req_info,
struct genl_info *info)
{
struct ethtool_link_ksettings ksettings = {};
struct ethnl_req_info req_info = {};
struct nlattr **tb = info->attrs;
struct net_device *dev;
bool mod = false;
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
int ret;
ret = ethnl_check_linkmodes(info, tb);
ret = ethnl_check_linkmodes(info, info->attrs);
if (ret < 0)
return ret;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_LINKMODES_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ret = -EOPNOTSUPP;
if (!dev->ethtool_ops->get_link_ksettings ||
!dev->ethtool_ops->set_link_ksettings)
goto out_dev;
if (!ops->get_link_ksettings || !ops->set_link_ksettings)
return -EOPNOTSUPP;
return 1;
}
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
static int
ethnl_set_linkmodes(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct ethtool_link_ksettings ksettings = {};
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
bool mod = false;
int ret;
ret = __ethtool_get_link_ksettings(dev, &ksettings);
if (ret < 0) {
GENL_SET_ERR_MSG(info, "failed to retrieve link settings");
goto out_ops;
return ret;
}
ret = ethnl_update_linkmodes(info, tb, &ksettings, &mod, dev);
if (ret < 0)
goto out_ops;
return ret;
if (!mod)
return 0;
if (mod) {
ret = dev->ethtool_ops->set_link_ksettings(dev, &ksettings);
if (ret < 0)
GENL_SET_ERR_MSG(info, "link settings update failed");
else
ethtool_notify(dev, ETHTOOL_MSG_LINKMODES_NTF, NULL);
ret = dev->ethtool_ops->set_link_ksettings(dev, &ksettings);
if (ret < 0) {
GENL_SET_ERR_MSG(info, "link settings update failed");
return ret;
}
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
return 1;
}
const struct ethnl_request_ops ethnl_linkmodes_request_ops = {
.request_cmd = ETHTOOL_MSG_LINKMODES_GET,
.reply_cmd = ETHTOOL_MSG_LINKMODES_GET_REPLY,
.hdr_attr = ETHTOOL_A_LINKMODES_HEADER,
.req_info_size = sizeof(struct linkmodes_req_info),
.reply_data_size = sizeof(struct linkmodes_reply_data),
.prepare_data = linkmodes_prepare_data,
.reply_size = linkmodes_reply_size,
.fill_reply = linkmodes_fill_reply,
.set_validate = ethnl_set_linkmodes_validate,
.set = ethnl_set_linkmodes,
.set_ntf_cmd = ETHTOOL_MSG_LINKMODES_NTF,
};

84
net/ethtool/mm.c
View File

@ -146,18 +146,6 @@ static int mm_fill_reply(struct sk_buff *skb,
return 0;
}
const struct ethnl_request_ops ethnl_mm_request_ops = {
.request_cmd = ETHTOOL_MSG_MM_GET,
.reply_cmd = ETHTOOL_MSG_MM_GET_REPLY,
.hdr_attr = ETHTOOL_A_MM_HEADER,
.req_info_size = sizeof(struct mm_req_info),
.reply_data_size = sizeof(struct mm_reply_data),
.prepare_data = mm_prepare_data,
.reply_size = mm_reply_size,
.fill_reply = mm_fill_reply,
};
const struct nla_policy ethnl_mm_set_policy[ETHTOOL_A_MM_MAX + 1] = {
[ETHTOOL_A_MM_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_MM_VERIFY_ENABLED] = NLA_POLICY_MAX(NLA_U8, 1),
@ -184,40 +172,28 @@ static void mm_state_to_cfg(const struct ethtool_mm_state *state,
cfg->tx_min_frag_size = state->tx_min_frag_size;
}
int ethnl_set_mm(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_mm_validate(struct ethnl_req_info *req_info, struct genl_info *info)
{
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
return ops->get_mm && ops->set_mm ? 1 : -EOPNOTSUPP;
}
static int ethnl_set_mm(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct netlink_ext_ack *extack = info->extack;
struct ethnl_req_info req_info = {};
struct net_device *dev = req_info->dev;
struct ethtool_mm_state state = {};
struct nlattr **tb = info->attrs;
struct ethtool_mm_cfg cfg = {};
const struct ethtool_ops *ops;
struct net_device *dev;
bool mod = false;
int ret;
ret = ethnl_parse_header_dev_get(&req_info, tb[ETHTOOL_A_MM_HEADER],
genl_info_net(info), extack, true);
ret = dev->ethtool_ops->get_mm(dev, &state);
if (ret)
return ret;
dev = req_info.dev;
ops = dev->ethtool_ops;
if (!ops->get_mm || !ops->set_mm) {
ret = -EOPNOTSUPP;
goto out_dev_put;
}
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl_unlock;
ret = ops->get_mm(dev, &state);
if (ret)
goto out_complete;
mm_state_to_cfg(&state, &cfg);
ethnl_update_bool(&cfg.verify_enabled, tb[ETHTOOL_A_MM_VERIFY_ENABLED],
@ -225,35 +201,39 @@ int ethnl_set_mm(struct sk_buff *skb, struct genl_info *info)
ethnl_update_u32(&cfg.verify_time, tb[ETHTOOL_A_MM_VERIFY_TIME], &mod);
ethnl_update_bool(&cfg.tx_enabled, tb[ETHTOOL_A_MM_TX_ENABLED], &mod);
ethnl_update_bool(&cfg.pmac_enabled, tb[ETHTOOL_A_MM_PMAC_ENABLED],
&mod);
&mod);
ethnl_update_u32(&cfg.tx_min_frag_size,
tb[ETHTOOL_A_MM_TX_MIN_FRAG_SIZE], &mod);
if (!mod)
goto out_complete;
return 0;
if (cfg.verify_time > state.max_verify_time) {
NL_SET_ERR_MSG_ATTR(extack, tb[ETHTOOL_A_MM_VERIFY_TIME],
"verifyTime exceeds device maximum");
ret = -ERANGE;
goto out_complete;
return -ERANGE;
}
ret = ops->set_mm(dev, &cfg, extack);
if (ret)
goto out_complete;
ethtool_notify(dev, ETHTOOL_MSG_MM_NTF, NULL);
out_complete:
ethnl_ops_complete(dev);
out_rtnl_unlock:
rtnl_unlock();
out_dev_put:
ethnl_parse_header_dev_put(&req_info);
return ret;
ret = dev->ethtool_ops->set_mm(dev, &cfg, extack);
return ret < 0 ? ret : 1;
}
const struct ethnl_request_ops ethnl_mm_request_ops = {
.request_cmd = ETHTOOL_MSG_MM_GET,
.reply_cmd = ETHTOOL_MSG_MM_GET_REPLY,
.hdr_attr = ETHTOOL_A_MM_HEADER,
.req_info_size = sizeof(struct mm_req_info),
.reply_data_size = sizeof(struct mm_reply_data),
.prepare_data = mm_prepare_data,
.reply_size = mm_reply_size,
.fill_reply = mm_fill_reply,
.set_validate = ethnl_set_mm_validate,
.set = ethnl_set_mm,
.set_ntf_cmd = ETHTOOL_MSG_MM_NTF,
};
/* Returns whether a given device supports the MAC merge layer
* (has an eMAC and a pMAC). Must be called under rtnl_lock() and
* ethnl_ops_begin().

133
net/ethtool/module.c
View File

@ -91,6 +91,59 @@ static int module_fill_reply(struct sk_buff *skb,
return 0;
}
/* MODULE_SET */
const struct nla_policy ethnl_module_set_policy[ETHTOOL_A_MODULE_POWER_MODE_POLICY + 1] = {
[ETHTOOL_A_MODULE_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_MODULE_POWER_MODE_POLICY] =
NLA_POLICY_RANGE(NLA_U8, ETHTOOL_MODULE_POWER_MODE_POLICY_HIGH,
ETHTOOL_MODULE_POWER_MODE_POLICY_AUTO),
};
static int
ethnl_set_module_validate(struct ethnl_req_info *req_info,
struct genl_info *info)
{
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
struct nlattr **tb = info->attrs;
if (!tb[ETHTOOL_A_MODULE_POWER_MODE_POLICY])
return 0;
if (!ops->get_module_power_mode || !ops->set_module_power_mode) {
NL_SET_ERR_MSG_ATTR(info->extack,
tb[ETHTOOL_A_MODULE_POWER_MODE_POLICY],
"Setting power mode policy is not supported by this device");
return -EOPNOTSUPP;
}
return 1;
}
static int
ethnl_set_module(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct ethtool_module_power_mode_params power = {};
struct ethtool_module_power_mode_params power_new;
const struct ethtool_ops *ops;
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
int ret;
ops = dev->ethtool_ops;
power_new.policy = nla_get_u8(tb[ETHTOOL_A_MODULE_POWER_MODE_POLICY]);
ret = ops->get_module_power_mode(dev, &power, info->extack);
if (ret < 0)
return ret;
if (power_new.policy == power.policy)
return 0;
ret = ops->set_module_power_mode(dev, &power_new, info->extack);
return ret < 0 ? ret : 1;
}
const struct ethnl_request_ops ethnl_module_request_ops = {
.request_cmd = ETHTOOL_MSG_MODULE_GET,
.reply_cmd = ETHTOOL_MSG_MODULE_GET_REPLY,
@ -101,80 +154,8 @@ const struct ethnl_request_ops ethnl_module_request_ops = {
.prepare_data = module_prepare_data,
.reply_size = module_reply_size,
.fill_reply = module_fill_reply,
.set_validate = ethnl_set_module_validate,
.set = ethnl_set_module,
.set_ntf_cmd = ETHTOOL_MSG_MODULE_NTF,
};
/* MODULE_SET */
const struct nla_policy ethnl_module_set_policy[ETHTOOL_A_MODULE_POWER_MODE_POLICY + 1] = {
[ETHTOOL_A_MODULE_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_MODULE_POWER_MODE_POLICY] =
NLA_POLICY_RANGE(NLA_U8, ETHTOOL_MODULE_POWER_MODE_POLICY_HIGH,
ETHTOOL_MODULE_POWER_MODE_POLICY_AUTO),
};
static int module_set_power_mode(struct net_device *dev, struct nlattr **tb,
bool *p_mod, struct netlink_ext_ack *extack)
{
struct ethtool_module_power_mode_params power = {};
struct ethtool_module_power_mode_params power_new;
const struct ethtool_ops *ops = dev->ethtool_ops;
int ret;
if (!tb[ETHTOOL_A_MODULE_POWER_MODE_POLICY])
return 0;
if (!ops->get_module_power_mode || !ops->set_module_power_mode) {
NL_SET_ERR_MSG_ATTR(extack,
tb[ETHTOOL_A_MODULE_POWER_MODE_POLICY],
"Setting power mode policy is not supported by this device");
return -EOPNOTSUPP;
}
power_new.policy = nla_get_u8(tb[ETHTOOL_A_MODULE_POWER_MODE_POLICY]);
ret = ops->get_module_power_mode(dev, &power, extack);
if (ret < 0)
return ret;
if (power_new.policy == power.policy)
return 0;
*p_mod = true;
return ops->set_module_power_mode(dev, &power_new, extack);
}
int ethnl_set_module(struct sk_buff *skb, struct genl_info *info)
{
struct ethnl_req_info req_info = {};
struct nlattr **tb = info->attrs;
struct net_device *dev;
bool mod = false;
int ret;
ret = ethnl_parse_header_dev_get(&req_info, tb[ETHTOOL_A_MODULE_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
ret = module_set_power_mode(dev, tb, &mod, info->extack);
if (ret < 0)
goto out_ops;
if (!mod)
goto out_ops;
ethtool_notify(dev, ETHTOOL_MSG_MODULE_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
ethnl_parse_header_dev_put(&req_info);
return ret;
}

42
net/ethtool/netlink.c
View File

@ -269,29 +269,43 @@ static const struct ethnl_request_ops *
ethnl_default_requests[__ETHTOOL_MSG_USER_CNT] = {
[ETHTOOL_MSG_STRSET_GET] = &ethnl_strset_request_ops,
[ETHTOOL_MSG_LINKINFO_GET] = &ethnl_linkinfo_request_ops,
[ETHTOOL_MSG_LINKINFO_SET] = &ethnl_linkinfo_request_ops,
[ETHTOOL_MSG_LINKMODES_GET] = &ethnl_linkmodes_request_ops,
[ETHTOOL_MSG_LINKMODES_SET] = &ethnl_linkmodes_request_ops,
[ETHTOOL_MSG_LINKSTATE_GET] = &ethnl_linkstate_request_ops,
[ETHTOOL_MSG_DEBUG_GET] = &ethnl_debug_request_ops,
[ETHTOOL_MSG_DEBUG_SET] = &ethnl_debug_request_ops,
[ETHTOOL_MSG_WOL_GET] = &ethnl_wol_request_ops,
[ETHTOOL_MSG_WOL_SET] = &ethnl_wol_request_ops,
[ETHTOOL_MSG_FEATURES_GET] = &ethnl_features_request_ops,
[ETHTOOL_MSG_PRIVFLAGS_GET] = &ethnl_privflags_request_ops,
[ETHTOOL_MSG_PRIVFLAGS_SET] = &ethnl_privflags_request_ops,
[ETHTOOL_MSG_RINGS_GET] = &ethnl_rings_request_ops,
[ETHTOOL_MSG_RINGS_SET] = &ethnl_rings_request_ops,
[ETHTOOL_MSG_CHANNELS_GET] = &ethnl_channels_request_ops,
[ETHTOOL_MSG_CHANNELS_SET] = &ethnl_channels_request_ops,
[ETHTOOL_MSG_COALESCE_GET] = &ethnl_coalesce_request_ops,
[ETHTOOL_MSG_COALESCE_SET] = &ethnl_coalesce_request_ops,
[ETHTOOL_MSG_PAUSE_GET] = &ethnl_pause_request_ops,
[ETHTOOL_MSG_PAUSE_SET] = &ethnl_pause_request_ops,
[ETHTOOL_MSG_EEE_GET] = &ethnl_eee_request_ops,
[ETHTOOL_MSG_EEE_SET] = &ethnl_eee_request_ops,
[ETHTOOL_MSG_FEC_GET] = &ethnl_fec_request_ops,
[ETHTOOL_MSG_FEC_SET] = &ethnl_fec_request_ops,
[ETHTOOL_MSG_TSINFO_GET] = &ethnl_tsinfo_request_ops,
[ETHTOOL_MSG_MODULE_EEPROM_GET] = &ethnl_module_eeprom_request_ops,
[ETHTOOL_MSG_STATS_GET] = &ethnl_stats_request_ops,
[ETHTOOL_MSG_PHC_VCLOCKS_GET] = &ethnl_phc_vclocks_request_ops,
[ETHTOOL_MSG_MODULE_GET] = &ethnl_module_request_ops,
[ETHTOOL_MSG_MODULE_SET] = &ethnl_module_request_ops,
[ETHTOOL_MSG_PSE_GET] = &ethnl_pse_request_ops,
[ETHTOOL_MSG_PSE_SET] = &ethnl_pse_request_ops,
[ETHTOOL_MSG_RSS_GET] = &ethnl_rss_request_ops,
[ETHTOOL_MSG_PLCA_GET_CFG] = &ethnl_plca_cfg_request_ops,
[ETHTOOL_MSG_PLCA_SET_CFG] = &ethnl_plca_cfg_request_ops,
[ETHTOOL_MSG_PLCA_GET_STATUS] = &ethnl_plca_status_request_ops,
[ETHTOOL_MSG_MM_GET] = &ethnl_mm_request_ops,
[ETHTOOL_MSG_MM_SET] = &ethnl_mm_request_ops,
};
static struct ethnl_dump_ctx *ethnl_dump_context(struct netlink_callback *cb)
@ -814,7 +828,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_LINKINFO_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_linkinfo,
.doit = ethnl_default_set_doit,
.policy = ethnl_linkinfo_set_policy,
.maxattr = ARRAY_SIZE(ethnl_linkinfo_set_policy) - 1,
},
@ -830,7 +844,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_LINKMODES_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_linkmodes,
.doit = ethnl_default_set_doit,
.policy = ethnl_linkmodes_set_policy,
.maxattr = ARRAY_SIZE(ethnl_linkmodes_set_policy) - 1,
},
@ -855,7 +869,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_DEBUG_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_debug,
.doit = ethnl_default_set_doit,
.policy = ethnl_debug_set_policy,
.maxattr = ARRAY_SIZE(ethnl_debug_set_policy) - 1,
},
@ -872,7 +886,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_WOL_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_wol,
.doit = ethnl_default_set_doit,
.policy = ethnl_wol_set_policy,
.maxattr = ARRAY_SIZE(ethnl_wol_set_policy) - 1,
},
@ -904,7 +918,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_PRIVFLAGS_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_privflags,
.doit = ethnl_default_set_doit,
.policy = ethnl_privflags_set_policy,
.maxattr = ARRAY_SIZE(ethnl_privflags_set_policy) - 1,
},
@ -920,7 +934,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_RINGS_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_rings,
.doit = ethnl_default_set_doit,
.policy = ethnl_rings_set_policy,
.maxattr = ARRAY_SIZE(ethnl_rings_set_policy) - 1,
},
@ -936,7 +950,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_CHANNELS_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_channels,
.doit = ethnl_default_set_doit,
.policy = ethnl_channels_set_policy,
.maxattr = ARRAY_SIZE(ethnl_channels_set_policy) - 1,
},
@ -952,7 +966,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_COALESCE_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_coalesce,
.doit = ethnl_default_set_doit,
.policy = ethnl_coalesce_set_policy,
.maxattr = ARRAY_SIZE(ethnl_coalesce_set_policy) - 1,
},
@ -984,7 +998,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_EEE_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_eee,
.doit = ethnl_default_set_doit,
.policy = ethnl_eee_set_policy,
.maxattr = ARRAY_SIZE(ethnl_eee_set_policy) - 1,
},
@ -1031,7 +1045,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_FEC_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_fec,
.doit = ethnl_default_set_doit,
.policy = ethnl_fec_set_policy,
.maxattr = ARRAY_SIZE(ethnl_fec_set_policy) - 1,
},
@ -1075,7 +1089,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_MODULE_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_module,
.doit = ethnl_default_set_doit,
.policy = ethnl_module_set_policy,
.maxattr = ARRAY_SIZE(ethnl_module_set_policy) - 1,
},
@ -1091,7 +1105,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_PSE_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_pse,
.doit = ethnl_default_set_doit,
.policy = ethnl_pse_set_policy,
.maxattr = ARRAY_SIZE(ethnl_pse_set_policy) - 1,
},
@ -1113,7 +1127,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_PLCA_SET_CFG,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_plca_cfg,
.doit = ethnl_default_set_doit,
.policy = ethnl_plca_set_cfg_policy,
.maxattr = ARRAY_SIZE(ethnl_plca_set_cfg_policy) - 1,
},
@ -1138,7 +1152,7 @@ static const struct genl_ops ethtool_genl_ops[] = {
{
.cmd = ETHTOOL_MSG_MM_SET,
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_mm,
.doit = ethnl_default_set_doit,
.policy = ethnl_mm_set_policy,
.maxattr = ARRAY_SIZE(ethnl_mm_set_policy) - 1,
},

14
net/ethtool/netlink.h
View File

@ -442,26 +442,12 @@ extern const struct nla_policy ethnl_plca_get_status_policy[ETHTOOL_A_PLCA_HEADE
extern const struct nla_policy ethnl_mm_get_policy[ETHTOOL_A_MM_HEADER + 1];
extern const struct nla_policy ethnl_mm_set_policy[ETHTOOL_A_MM_MAX + 1];
int ethnl_set_linkinfo(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_linkmodes(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_debug(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_wol(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_features(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_privflags(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_rings(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_coalesce(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_eee(struct sk_buff *skb, struct genl_info *info);
int ethnl_act_cable_test(struct sk_buff *skb, struct genl_info *info);
int ethnl_act_cable_test_tdr(struct sk_buff *skb, struct genl_info *info);
int ethnl_tunnel_info_doit(struct sk_buff *skb, struct genl_info *info);
int ethnl_tunnel_info_start(struct netlink_callback *cb);
int ethnl_tunnel_info_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
int ethnl_set_fec(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_module(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_pse(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_plca_cfg(struct sk_buff *skb, struct genl_info *info);
int ethnl_set_mm(struct sk_buff *skb, struct genl_info *info);
extern const char stats_std_names[__ETHTOOL_STATS_CNT][ETH_GSTRING_LEN];
extern const char stats_eth_phy_names[__ETHTOOL_A_STATS_ETH_PHY_CNT][ETH_GSTRING_LEN];

79
net/ethtool/plca.c
View File

@ -112,18 +112,6 @@ static int plca_get_cfg_fill_reply(struct sk_buff *skb,
return 0;
};
const struct ethnl_request_ops ethnl_plca_cfg_request_ops = {
.request_cmd = ETHTOOL_MSG_PLCA_GET_CFG,
.reply_cmd = ETHTOOL_MSG_PLCA_GET_CFG_REPLY,
.hdr_attr = ETHTOOL_A_PLCA_HEADER,
.req_info_size = sizeof(struct plca_req_info),
.reply_data_size = sizeof(struct plca_reply_data),
.prepare_data = plca_get_cfg_prepare_data,
.reply_size = plca_get_cfg_reply_size,
.fill_reply = plca_get_cfg_fill_reply,
};
// PLCA set configuration message ------------------------------------------- //
const struct nla_policy ethnl_plca_set_cfg_policy[] = {
@ -137,42 +125,23 @@ const struct nla_policy ethnl_plca_set_cfg_policy[] = {
[ETHTOOL_A_PLCA_BURST_TMR] = NLA_POLICY_MAX(NLA_U32, 255),
};
int ethnl_set_plca_cfg(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_plca(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct ethnl_req_info req_info = {};
struct nlattr **tb = info->attrs;
struct net_device *dev = req_info->dev;
const struct ethtool_phy_ops *ops;
struct nlattr **tb = info->attrs;
struct phy_plca_cfg plca_cfg;
struct net_device *dev;
bool mod = false;
int ret;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_PLCA_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
rtnl_lock();
// check that the PHY device is available and connected
if (!dev->phydev) {
ret = -EOPNOTSUPP;
goto out_rtnl;
}
if (!dev->phydev)
return -EOPNOTSUPP;
ops = ethtool_phy_ops;
if (!ops || !ops->set_plca_cfg) {
ret = -EOPNOTSUPP;
goto out_rtnl;
}
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
if (!ops || !ops->set_plca_cfg)
return -EOPNOTSUPP;
memset(&plca_cfg, 0xff, sizeof(plca_cfg));
plca_update_sint(&plca_cfg.enabled, tb[ETHTOOL_A_PLCA_ENABLED], &mod);
@ -183,26 +152,28 @@ int ethnl_set_plca_cfg(struct sk_buff *skb, struct genl_info *info)
&mod);
plca_update_sint(&plca_cfg.burst_tmr, tb[ETHTOOL_A_PLCA_BURST_TMR],
&mod);
ret = 0;
if (!mod)
goto out_ops;
return 0;
ret = ops->set_plca_cfg(dev->phydev, &plca_cfg, info->extack);
if (ret < 0)
goto out_ops;
ethtool_notify(dev, ETHTOOL_MSG_PLCA_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
ethnl_parse_header_dev_put(&req_info);
return ret;
return ret < 0 ? ret : 1;
}
const struct ethnl_request_ops ethnl_plca_cfg_request_ops = {
.request_cmd = ETHTOOL_MSG_PLCA_GET_CFG,
.reply_cmd = ETHTOOL_MSG_PLCA_GET_CFG_REPLY,
.hdr_attr = ETHTOOL_A_PLCA_HEADER,
.req_info_size = sizeof(struct plca_req_info),
.reply_data_size = sizeof(struct plca_reply_data),
.prepare_data = plca_get_cfg_prepare_data,
.reply_size = plca_get_cfg_reply_size,
.fill_reply = plca_get_cfg_fill_reply,
.set = ethnl_set_plca,
.set_ntf_cmd = ETHTOOL_MSG_PLCA_NTF,
};
// PLCA get status message -------------------------------------------------- //
const struct nla_policy ethnl_plca_get_status_policy[] = {

132
net/ethtool/privflags.c
View File

@ -118,6 +118,65 @@ static void privflags_cleanup_data(struct ethnl_reply_data *reply_data)
kfree(data->priv_flag_names);
}
/* PRIVFLAGS_SET */
const struct nla_policy ethnl_privflags_set_policy[] = {
[ETHTOOL_A_PRIVFLAGS_HEADER] =
NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_PRIVFLAGS_FLAGS] = { .type = NLA_NESTED },
};
static int
ethnl_set_privflags_validate(struct ethnl_req_info *req_info,
struct genl_info *info)
{
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
if (!info->attrs[ETHTOOL_A_PRIVFLAGS_FLAGS])
return -EINVAL;
if (!ops->get_priv_flags || !ops->set_priv_flags ||
!ops->get_sset_count || !ops->get_strings)
return -EOPNOTSUPP;
return 1;
}
static int
ethnl_set_privflags(struct ethnl_req_info *req_info, struct genl_info *info)
{
const char (*names)[ETH_GSTRING_LEN] = NULL;
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
unsigned int nflags;
bool mod = false;
bool compact;
u32 flags;
int ret;
ret = ethnl_bitset_is_compact(tb[ETHTOOL_A_PRIVFLAGS_FLAGS], &compact);
if (ret < 0)
return ret;
ret = ethnl_get_priv_flags_info(dev, &nflags, compact ? NULL : &names);
if (ret < 0)
return ret;
flags = dev->ethtool_ops->get_priv_flags(dev);
ret = ethnl_update_bitset32(&flags, nflags,
tb[ETHTOOL_A_PRIVFLAGS_FLAGS], names,
info->extack, &mod);
if (ret < 0 || !mod)
goto out_free;
ret = dev->ethtool_ops->set_priv_flags(dev, flags);
if (ret < 0)
goto out_free;
ret = 1;
out_free:
kfree(names);
return ret;
}
const struct ethnl_request_ops ethnl_privflags_request_ops = {
.request_cmd = ETHTOOL_MSG_PRIVFLAGS_GET,
.reply_cmd = ETHTOOL_MSG_PRIVFLAGS_GET_REPLY,
@ -129,73 +188,8 @@ const struct ethnl_request_ops ethnl_privflags_request_ops = {
.reply_size = privflags_reply_size,
.fill_reply = privflags_fill_reply,
.cleanup_data = privflags_cleanup_data,
.set_validate = ethnl_set_privflags_validate,
.set = ethnl_set_privflags,
.set_ntf_cmd = ETHTOOL_MSG_PRIVFLAGS_NTF,
};
/* PRIVFLAGS_SET */
const struct nla_policy ethnl_privflags_set_policy[] = {
[ETHTOOL_A_PRIVFLAGS_HEADER] =
NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_PRIVFLAGS_FLAGS] = { .type = NLA_NESTED },
};
int ethnl_set_privflags(struct sk_buff *skb, struct genl_info *info)
{
const char (*names)[ETH_GSTRING_LEN] = NULL;
struct ethnl_req_info req_info = {};
struct nlattr **tb = info->attrs;
const struct ethtool_ops *ops;
struct net_device *dev;
unsigned int nflags;
bool mod = false;
bool compact;
u32 flags;
int ret;
if (!tb[ETHTOOL_A_PRIVFLAGS_FLAGS])
return -EINVAL;
ret = ethnl_bitset_is_compact(tb[ETHTOOL_A_PRIVFLAGS_FLAGS], &compact);
if (ret < 0)
return ret;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_PRIVFLAGS_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ops = dev->ethtool_ops;
ret = -EOPNOTSUPP;
if (!ops->get_priv_flags || !ops->set_priv_flags ||
!ops->get_sset_count || !ops->get_strings)
goto out_dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
ret = ethnl_get_priv_flags_info(dev, &nflags, compact ? NULL : &names);
if (ret < 0)
goto out_ops;
flags = ops->get_priv_flags(dev);
ret = ethnl_update_bitset32(&flags, nflags,
tb[ETHTOOL_A_PRIVFLAGS_FLAGS], names,
info->extack, &mod);
if (ret < 0 || !mod)
goto out_free;
ret = ops->set_priv_flags(dev, flags);
if (ret < 0)
goto out_free;
ethtool_notify(dev, ETHTOOL_MSG_PRIVFLAGS_NTF, NULL);
out_free:
kfree(names);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
}

111
net/ethtool/pse-pd.c
View File

@ -106,6 +106,47 @@ static int pse_fill_reply(struct sk_buff *skb,
return 0;
}
/* PSE_SET */
const struct nla_policy ethnl_pse_set_policy[ETHTOOL_A_PSE_MAX + 1] = {
[ETHTOOL_A_PSE_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_PODL_PSE_ADMIN_CONTROL] =
NLA_POLICY_RANGE(NLA_U32, ETHTOOL_PODL_PSE_ADMIN_STATE_DISABLED,
ETHTOOL_PODL_PSE_ADMIN_STATE_ENABLED),
};
static int
ethnl_set_pse_validate(struct ethnl_req_info *req_info, struct genl_info *info)
{
return !!info->attrs[ETHTOOL_A_PODL_PSE_ADMIN_CONTROL];
}
static int
ethnl_set_pse(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct net_device *dev = req_info->dev;
struct pse_control_config config = {};
struct nlattr **tb = info->attrs;
struct phy_device *phydev;
/* this values are already validated by the ethnl_pse_set_policy */
config.admin_cotrol = nla_get_u32(tb[ETHTOOL_A_PODL_PSE_ADMIN_CONTROL]);
phydev = dev->phydev;
if (!phydev) {
NL_SET_ERR_MSG(info->extack, "No PHY is attached");
return -EOPNOTSUPP;
}
if (!phydev->psec) {
NL_SET_ERR_MSG(info->extack, "No PSE is attached");
return -EOPNOTSUPP;
}
/* Return errno directly - PSE has no notification */
return pse_ethtool_set_config(phydev->psec, info->extack, &config);
}
const struct ethnl_request_ops ethnl_pse_request_ops = {
.request_cmd = ETHTOOL_MSG_PSE_GET,
.reply_cmd = ETHTOOL_MSG_PSE_GET_REPLY,
@ -116,70 +157,8 @@ const struct ethnl_request_ops ethnl_pse_request_ops = {
.prepare_data = pse_prepare_data,
.reply_size = pse_reply_size,
.fill_reply = pse_fill_reply,
.set_validate = ethnl_set_pse_validate,
.set = ethnl_set_pse,
/* PSE has no notification */
};
/* PSE_SET */
const struct nla_policy ethnl_pse_set_policy[ETHTOOL_A_PSE_MAX + 1] = {
[ETHTOOL_A_PSE_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
[ETHTOOL_A_PODL_PSE_ADMIN_CONTROL] =
NLA_POLICY_RANGE(NLA_U32, ETHTOOL_PODL_PSE_ADMIN_STATE_DISABLED,
ETHTOOL_PODL_PSE_ADMIN_STATE_ENABLED),
};
static int pse_set_pse_config(struct net_device *dev,
struct netlink_ext_ack *extack,
struct nlattr **tb)
{
struct phy_device *phydev = dev->phydev;
struct pse_control_config config = {};
/* Optional attribute. Do not return error if not set. */
if (!tb[ETHTOOL_A_PODL_PSE_ADMIN_CONTROL])
return 0;
/* this values are already validated by the ethnl_pse_set_policy */
config.admin_cotrol = nla_get_u32(tb[ETHTOOL_A_PODL_PSE_ADMIN_CONTROL]);
if (!phydev) {
NL_SET_ERR_MSG(extack, "No PHY is attached");
return -EOPNOTSUPP;
}
if (!phydev->psec) {
NL_SET_ERR_MSG(extack, "No PSE is attached");
return -EOPNOTSUPP;
}
return pse_ethtool_set_config(phydev->psec, extack, &config);
}
int ethnl_set_pse(struct sk_buff *skb, struct genl_info *info)
{
struct ethnl_req_info req_info = {};
struct nlattr **tb = info->attrs;
struct net_device *dev;
int ret;
ret = ethnl_parse_header_dev_get(&req_info, tb[ETHTOOL_A_PSE_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
ret = pse_set_pse_config(dev, info->extack, tb);
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
ethnl_parse_header_dev_put(&req_info);
return ret;
}

101
net/ethtool/rings.c
View File

@ -102,18 +102,6 @@ static int rings_fill_reply(struct sk_buff *skb,
return 0;
}
const struct ethnl_request_ops ethnl_rings_request_ops = {
.request_cmd = ETHTOOL_MSG_RINGS_GET,
.reply_cmd = ETHTOOL_MSG_RINGS_GET_REPLY,
.hdr_attr = ETHTOOL_A_RINGS_HEADER,
.req_info_size = sizeof(struct rings_req_info),
.reply_data_size = sizeof(struct rings_reply_data),
.prepare_data = rings_prepare_data,
.reply_size = rings_reply_size,
.fill_reply = rings_fill_reply,
};
/* RINGS_SET */
const struct nla_policy ethnl_rings_set_policy[] = {
@ -128,62 +116,53 @@ const struct nla_policy ethnl_rings_set_policy[] = {
[ETHTOOL_A_RINGS_TX_PUSH] = NLA_POLICY_MAX(NLA_U8, 1),
};
int ethnl_set_rings(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_rings_validate(struct ethnl_req_info *req_info,
struct genl_info *info)
{
struct kernel_ethtool_ringparam kernel_ringparam = {};
struct ethtool_ringparam ringparam = {};
struct ethnl_req_info req_info = {};
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
struct nlattr **tb = info->attrs;
const struct nlattr *err_attr;
const struct ethtool_ops *ops;
struct net_device *dev;
bool mod = false;
int ret;
ret = ethnl_parse_header_dev_get(&req_info,
tb[ETHTOOL_A_RINGS_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ops = dev->ethtool_ops;
ret = -EOPNOTSUPP;
if (!ops->get_ringparam || !ops->set_ringparam)
goto out_dev;
if (tb[ETHTOOL_A_RINGS_RX_BUF_LEN] &&
!(ops->supported_ring_params & ETHTOOL_RING_USE_RX_BUF_LEN)) {
ret = -EOPNOTSUPP;
NL_SET_ERR_MSG_ATTR(info->extack,
tb[ETHTOOL_A_RINGS_RX_BUF_LEN],
"setting rx buf len not supported");
goto out_dev;
return -EOPNOTSUPP;
}
if (tb[ETHTOOL_A_RINGS_CQE_SIZE] &&
!(ops->supported_ring_params & ETHTOOL_RING_USE_CQE_SIZE)) {
ret = -EOPNOTSUPP;
NL_SET_ERR_MSG_ATTR(info->extack,
tb[ETHTOOL_A_RINGS_CQE_SIZE],
"setting cqe size not supported");
goto out_dev;
return -EOPNOTSUPP;
}
if (tb[ETHTOOL_A_RINGS_TX_PUSH] &&
!(ops->supported_ring_params & ETHTOOL_RING_USE_TX_PUSH)) {
ret = -EOPNOTSUPP;
NL_SET_ERR_MSG_ATTR(info->extack,
tb[ETHTOOL_A_RINGS_TX_PUSH],
"setting tx push not supported");
goto out_dev;
return -EOPNOTSUPP;
}
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
ops->get_ringparam(dev, &ringparam, &kernel_ringparam, info->extack);
return ops->get_ringparam && ops->set_ringparam ? 1 : -EOPNOTSUPP;
}
static int
ethnl_set_rings(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct kernel_ethtool_ringparam kernel_ringparam = {};
struct ethtool_ringparam ringparam = {};
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
const struct nlattr *err_attr;
bool mod = false;
int ret;
dev->ethtool_ops->get_ringparam(dev, &ringparam,
&kernel_ringparam, info->extack);
ethnl_update_u32(&ringparam.rx_pending, tb[ETHTOOL_A_RINGS_RX], &mod);
ethnl_update_u32(&ringparam.rx_mini_pending,
@ -197,9 +176,8 @@ int ethnl_set_rings(struct sk_buff *skb, struct genl_info *info)
tb[ETHTOOL_A_RINGS_CQE_SIZE], &mod);
ethnl_update_u8(&kernel_ringparam.tx_push,
tb[ETHTOOL_A_RINGS_TX_PUSH], &mod);
ret = 0;
if (!mod)
goto out_ops;
return 0;
/* ensure new ring parameters are within limits */
if (ringparam.rx_pending > ringparam.rx_max_pending)
@ -213,23 +191,28 @@ int ethnl_set_rings(struct sk_buff *skb, struct genl_info *info)
else
err_attr = NULL;
if (err_attr) {
ret = -EINVAL;
NL_SET_ERR_MSG_ATTR(info->extack, err_attr,
"requested ring size exceeds maximum");
goto out_ops;
return -EINVAL;
}
ret = dev->ethtool_ops->set_ringparam(dev, &ringparam,
&kernel_ringparam, info->extack);
if (ret < 0)
goto out_ops;
ethtool_notify(dev, ETHTOOL_MSG_RINGS_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
return ret < 0 ? ret : 1;
}
const struct ethnl_request_ops ethnl_rings_request_ops = {
.request_cmd = ETHTOOL_MSG_RINGS_GET,
.reply_cmd = ETHTOOL_MSG_RINGS_GET_REPLY,
.hdr_attr = ETHTOOL_A_RINGS_HEADER,
.req_info_size = sizeof(struct rings_req_info),
.reply_data_size = sizeof(struct rings_reply_data),
.prepare_data = rings_prepare_data,
.reply_size = rings_reply_size,
.fill_reply = rings_fill_reply,
.set_validate = ethnl_set_rings_validate,
.set = ethnl_set_rings,
.set_ntf_cmd = ETHTOOL_MSG_RINGS_NTF,
};

79
net/ethtool/wol.c
View File

@ -82,18 +82,6 @@ static int wol_fill_reply(struct sk_buff *skb,
return 0;
}
const struct ethnl_request_ops ethnl_wol_request_ops = {
.request_cmd = ETHTOOL_MSG_WOL_GET,
.reply_cmd = ETHTOOL_MSG_WOL_GET_REPLY,
.hdr_attr = ETHTOOL_A_WOL_HEADER,
.req_info_size = sizeof(struct wol_req_info),
.reply_data_size = sizeof(struct wol_reply_data),
.prepare_data = wol_prepare_data,
.reply_size = wol_reply_size,
.fill_reply = wol_fill_reply,
};
/* WOL_SET */
const struct nla_policy ethnl_wol_set_policy[] = {
@ -104,67 +92,66 @@ const struct nla_policy ethnl_wol_set_policy[] = {
.len = SOPASS_MAX },
};
int ethnl_set_wol(struct sk_buff *skb, struct genl_info *info)
static int
ethnl_set_wol_validate(struct ethnl_req_info *req_info, struct genl_info *info)
{
const struct ethtool_ops *ops = req_info->dev->ethtool_ops;
return ops->get_wol && ops->set_wol ? 1 : -EOPNOTSUPP;
}
static int
ethnl_set_wol(struct ethnl_req_info *req_info, struct genl_info *info)
{
struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL };
struct ethnl_req_info req_info = {};
struct net_device *dev = req_info->dev;
struct nlattr **tb = info->attrs;
struct net_device *dev;
bool mod = false;
int ret;
ret = ethnl_parse_header_dev_get(&req_info, tb[ETHTOOL_A_WOL_HEADER],
genl_info_net(info), info->extack,
true);
if (ret < 0)
return ret;
dev = req_info.dev;
ret = -EOPNOTSUPP;
if (!dev->ethtool_ops->get_wol || !dev->ethtool_ops->set_wol)
goto out_dev;
rtnl_lock();
ret = ethnl_ops_begin(dev);
if (ret < 0)
goto out_rtnl;
dev->ethtool_ops->get_wol(dev, &wol);
ret = ethnl_update_bitset32(&wol.wolopts, WOL_MODE_COUNT,
tb[ETHTOOL_A_WOL_MODES], wol_mode_names,
info->extack, &mod);
if (ret < 0)
goto out_ops;
return ret;
if (wol.wolopts & ~wol.supported) {
NL_SET_ERR_MSG_ATTR(info->extack, tb[ETHTOOL_A_WOL_MODES],
"cannot enable unsupported WoL mode");
ret = -EINVAL;
goto out_ops;
return -EINVAL;
}
if (tb[ETHTOOL_A_WOL_SOPASS]) {
if (!(wol.supported & WAKE_MAGICSECURE)) {
NL_SET_ERR_MSG_ATTR(info->extack,
tb[ETHTOOL_A_WOL_SOPASS],
"magicsecure not supported, cannot set password");
ret = -EINVAL;
goto out_ops;
return -EINVAL;
}
ethnl_update_binary(wol.sopass, sizeof(wol.sopass),
tb[ETHTOOL_A_WOL_SOPASS], &mod);
}
if (!mod)
goto out_ops;
return 0;
ret = dev->ethtool_ops->set_wol(dev, &wol);
if (ret)
goto out_ops;
return ret;
dev->wol_enabled = !!wol.wolopts;
ethtool_notify(dev, ETHTOOL_MSG_WOL_NTF, NULL);
out_ops:
ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
out_dev:
ethnl_parse_header_dev_put(&req_info);
return ret;
return 1;
}
const struct ethnl_request_ops ethnl_wol_request_ops = {
.request_cmd = ETHTOOL_MSG_WOL_GET,
.reply_cmd = ETHTOOL_MSG_WOL_GET_REPLY,
.hdr_attr = ETHTOOL_A_WOL_HEADER,
.req_info_size = sizeof(struct wol_req_info),
.reply_data_size = sizeof(struct wol_reply_data),
.prepare_data = wol_prepare_data,
.reply_size = wol_reply_size,
.fill_reply = wol_fill_reply,
.set_validate = ethnl_set_wol_validate,
.set = ethnl_set_wol,
.set_ntf_cmd = ETHTOOL_MSG_WOL_NTF,
};