From 2b4a8990b7df55875745a80a609a1ceaaf51f322 Mon Sep 17 00:00:00 2001 From: Michal Kubecek Date: Fri, 27 Dec 2019 15:55:18 +0100 Subject: ethtool: introduce ethtool netlink interface Basic genetlink and init infrastructure for the netlink interface, register genetlink family "ethtool". Add CONFIG_ETHTOOL_NETLINK Kconfig option to make the build optional. Add initial overall interface description into Documentation/networking/ethtool-netlink.rst, further patches will add more detailed information. Signed-off-by: Michal Kubecek Reviewed-by: Florian Fainelli Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller --- net/ethtool/netlink.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 net/ethtool/netlink.c (limited to 'net/ethtool/netlink.c') diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c new file mode 100644 index 000000000000..59e1ebde2f15 --- /dev/null +++ b/net/ethtool/netlink.c @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include +#include "netlink.h" + +/* genetlink setup */ + +static const struct genl_ops ethtool_genl_ops[] = { +}; + +static struct genl_family ethtool_genl_family = { + .name = ETHTOOL_GENL_NAME, + .version = ETHTOOL_GENL_VERSION, + .netnsok = true, + .parallel_ops = true, + .ops = ethtool_genl_ops, + .n_ops = ARRAY_SIZE(ethtool_genl_ops), +}; + +/* module setup */ + +static int __init ethnl_init(void) +{ + int ret; + + ret = genl_register_family(ðtool_genl_family); + if (WARN(ret < 0, "ethtool: genetlink family registration failed")) + return ret; + + return 0; +} + +subsys_initcall(ethnl_init); -- cgit v1.2.3