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Diffstat (limited to 'net/ethtool/netlink.c')
-rw-r--r--net/ethtool/netlink.c152
1 files changed, 145 insertions, 7 deletions
diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c
index fc9e0b806889..0c772318c023 100644
--- a/net/ethtool/netlink.c
+++ b/net/ethtool/netlink.c
@@ -18,7 +18,7 @@ static const struct nla_policy ethnl_header_policy[ETHTOOL_A_HEADER_MAX + 1] = {
};
/**
- * ethnl_parse_header() - parse request header
+ * ethnl_parse_header_dev_get() - parse request header
* @req_info: structure to put results into
* @header: nest attribute with request header
* @net: request netns
@@ -33,9 +33,9 @@ static const struct nla_policy ethnl_header_policy[ETHTOOL_A_HEADER_MAX + 1] = {
*
* Return: 0 on success or negative error code
*/
-int ethnl_parse_header(struct ethnl_req_info *req_info,
- const struct nlattr *header, struct net *net,
- struct netlink_ext_ack *extack, bool require_dev)
+int ethnl_parse_header_dev_get(struct ethnl_req_info *req_info,
+ const struct nlattr *header, struct net *net,
+ struct netlink_ext_ack *extack, bool require_dev)
{
struct nlattr *tb[ETHTOOL_A_HEADER_MAX + 1];
const struct nlattr *devname_attr;
@@ -223,6 +223,14 @@ ethnl_default_requests[__ETHTOOL_MSG_USER_CNT] = {
[ETHTOOL_MSG_LINKSTATE_GET] = &ethnl_linkstate_request_ops,
[ETHTOOL_MSG_DEBUG_GET] = &ethnl_debug_request_ops,
[ETHTOOL_MSG_WOL_GET] = &ethnl_wol_request_ops,
+ [ETHTOOL_MSG_FEATURES_GET] = &ethnl_features_request_ops,
+ [ETHTOOL_MSG_PRIVFLAGS_GET] = &ethnl_privflags_request_ops,
+ [ETHTOOL_MSG_RINGS_GET] = &ethnl_rings_request_ops,
+ [ETHTOOL_MSG_CHANNELS_GET] = &ethnl_channels_request_ops,
+ [ETHTOOL_MSG_COALESCE_GET] = &ethnl_coalesce_request_ops,
+ [ETHTOOL_MSG_PAUSE_GET] = &ethnl_pause_request_ops,
+ [ETHTOOL_MSG_EEE_GET] = &ethnl_eee_request_ops,
+ [ETHTOOL_MSG_TSINFO_GET] = &ethnl_tsinfo_request_ops,
};
static struct ethnl_dump_ctx *ethnl_dump_context(struct netlink_callback *cb)
@@ -261,8 +269,8 @@ static int ethnl_default_parse(struct ethnl_req_info *req_info,
request_ops->request_policy, extack);
if (ret < 0)
goto out;
- ret = ethnl_parse_header(req_info, tb[request_ops->hdr_attr], net,
- extack, require_dev);
+ ret = ethnl_parse_header_dev_get(req_info, tb[request_ops->hdr_attr],
+ net, extack, require_dev);
if (ret < 0)
goto out;
@@ -535,6 +543,13 @@ ethnl_default_notify_ops[ETHTOOL_MSG_KERNEL_MAX + 1] = {
[ETHTOOL_MSG_LINKMODES_NTF] = &ethnl_linkmodes_request_ops,
[ETHTOOL_MSG_DEBUG_NTF] = &ethnl_debug_request_ops,
[ETHTOOL_MSG_WOL_NTF] = &ethnl_wol_request_ops,
+ [ETHTOOL_MSG_FEATURES_NTF] = &ethnl_features_request_ops,
+ [ETHTOOL_MSG_PRIVFLAGS_NTF] = &ethnl_privflags_request_ops,
+ [ETHTOOL_MSG_RINGS_NTF] = &ethnl_rings_request_ops,
+ [ETHTOOL_MSG_CHANNELS_NTF] = &ethnl_channels_request_ops,
+ [ETHTOOL_MSG_COALESCE_NTF] = &ethnl_coalesce_request_ops,
+ [ETHTOOL_MSG_PAUSE_NTF] = &ethnl_pause_request_ops,
+ [ETHTOOL_MSG_EEE_NTF] = &ethnl_eee_request_ops,
};
/* default notification handler */
@@ -620,6 +635,13 @@ static const ethnl_notify_handler_t ethnl_notify_handlers[] = {
[ETHTOOL_MSG_LINKMODES_NTF] = ethnl_default_notify,
[ETHTOOL_MSG_DEBUG_NTF] = ethnl_default_notify,
[ETHTOOL_MSG_WOL_NTF] = ethnl_default_notify,
+ [ETHTOOL_MSG_FEATURES_NTF] = ethnl_default_notify,
+ [ETHTOOL_MSG_PRIVFLAGS_NTF] = ethnl_default_notify,
+ [ETHTOOL_MSG_RINGS_NTF] = ethnl_default_notify,
+ [ETHTOOL_MSG_CHANNELS_NTF] = ethnl_default_notify,
+ [ETHTOOL_MSG_COALESCE_NTF] = ethnl_default_notify,
+ [ETHTOOL_MSG_PAUSE_NTF] = ethnl_default_notify,
+ [ETHTOOL_MSG_EEE_NTF] = ethnl_default_notify,
};
void ethtool_notify(struct net_device *dev, unsigned int cmd, const void *data)
@@ -637,6 +659,29 @@ void ethtool_notify(struct net_device *dev, unsigned int cmd, const void *data)
}
EXPORT_SYMBOL(ethtool_notify);
+static void ethnl_notify_features(struct netdev_notifier_info *info)
+{
+ struct net_device *dev = netdev_notifier_info_to_dev(info);
+
+ ethtool_notify(dev, ETHTOOL_MSG_FEATURES_NTF, NULL);
+}
+
+static int ethnl_netdev_event(struct notifier_block *this, unsigned long event,
+ void *ptr)
+{
+ switch (event) {
+ case NETDEV_FEAT_CHANGE:
+ ethnl_notify_features(ptr);
+ break;
+ }
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block ethnl_netdev_notifier = {
+ .notifier_call = ethnl_netdev_event,
+};
+
/* genetlink setup */
static const struct genl_ops ethtool_genl_ops[] = {
@@ -703,6 +748,97 @@ static const struct genl_ops ethtool_genl_ops[] = {
.flags = GENL_UNS_ADMIN_PERM,
.doit = ethnl_set_wol,
},
+ {
+ .cmd = ETHTOOL_MSG_FEATURES_GET,
+ .doit = ethnl_default_doit,
+ .start = ethnl_default_start,
+ .dumpit = ethnl_default_dumpit,
+ .done = ethnl_default_done,
+ },
+ {
+ .cmd = ETHTOOL_MSG_FEATURES_SET,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .doit = ethnl_set_features,
+ },
+ {
+ .cmd = ETHTOOL_MSG_PRIVFLAGS_GET,
+ .doit = ethnl_default_doit,
+ .start = ethnl_default_start,
+ .dumpit = ethnl_default_dumpit,
+ .done = ethnl_default_done,
+ },
+ {
+ .cmd = ETHTOOL_MSG_PRIVFLAGS_SET,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .doit = ethnl_set_privflags,
+ },
+ {
+ .cmd = ETHTOOL_MSG_RINGS_GET,
+ .doit = ethnl_default_doit,
+ .start = ethnl_default_start,
+ .dumpit = ethnl_default_dumpit,
+ .done = ethnl_default_done,
+ },
+ {
+ .cmd = ETHTOOL_MSG_RINGS_SET,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .doit = ethnl_set_rings,
+ },
+ {
+ .cmd = ETHTOOL_MSG_CHANNELS_GET,
+ .doit = ethnl_default_doit,
+ .start = ethnl_default_start,
+ .dumpit = ethnl_default_dumpit,
+ .done = ethnl_default_done,
+ },
+ {
+ .cmd = ETHTOOL_MSG_CHANNELS_SET,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .doit = ethnl_set_channels,
+ },
+ {
+ .cmd = ETHTOOL_MSG_COALESCE_GET,
+ .doit = ethnl_default_doit,
+ .start = ethnl_default_start,
+ .dumpit = ethnl_default_dumpit,
+ .done = ethnl_default_done,
+ },
+ {
+ .cmd = ETHTOOL_MSG_COALESCE_SET,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .doit = ethnl_set_coalesce,
+ },
+ {
+ .cmd = ETHTOOL_MSG_PAUSE_GET,
+ .doit = ethnl_default_doit,
+ .start = ethnl_default_start,
+ .dumpit = ethnl_default_dumpit,
+ .done = ethnl_default_done,
+ },
+ {
+ .cmd = ETHTOOL_MSG_PAUSE_SET,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .doit = ethnl_set_pause,
+ },
+ {
+ .cmd = ETHTOOL_MSG_EEE_GET,
+ .doit = ethnl_default_doit,
+ .start = ethnl_default_start,
+ .dumpit = ethnl_default_dumpit,
+ .done = ethnl_default_done,
+ },
+ {
+ .cmd = ETHTOOL_MSG_EEE_SET,
+ .flags = GENL_UNS_ADMIN_PERM,
+ .doit = ethnl_set_eee,
+ },
+ {
+ .cmd = ETHTOOL_MSG_TSINFO_GET,
+ .doit = ethnl_default_doit,
+ .start = ethnl_default_start,
+ .dumpit = ethnl_default_dumpit,
+ .done = ethnl_default_done,
+ },
};
static const struct genl_multicast_group ethtool_nl_mcgrps[] = {
@@ -731,7 +867,9 @@ static int __init ethnl_init(void)
return ret;
ethnl_ok = true;
- return 0;
+ ret = register_netdevice_notifier(&ethnl_netdev_notifier);
+ WARN(ret < 0, "ethtool: net device notifier registration failed");
+ return ret;
}
subsys_initcall(ethnl_init);
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-11-23 00:40:04 +0000