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authorMichal Kubecek <mkubecek@suse.cz>2019-12-27 17:55:18 +0300
committerDavid S. Miller <davem@davemloft.net>2019-12-28 03:40:01 +0300
commit2b4a8990b7df55875745a80a609a1ceaaf51f322 (patch)
treed164f30c2750d1288ea252df535aa53a4f04c4c3 /include/uapi
parent356b23c073dd063427102329b296061855b912d9 (diff)
downloadlinux-2b4a8990b7df55875745a80a609a1ceaaf51f322.tar.xz
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 <mkubecek@suse.cz> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/ethtool_netlink.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h
new file mode 100644
index 000000000000..3c93276ba066
--- /dev/null
+++ b/include/uapi/linux/ethtool_netlink.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
+/*
+ * include/uapi/linux/ethtool_netlink.h - netlink interface for ethtool
+ *
+ * See Documentation/networking/ethtool-netlink.txt in kernel source tree for
+ * doucumentation of the interface.
+ */
+
+#ifndef _UAPI_LINUX_ETHTOOL_NETLINK_H_
+#define _UAPI_LINUX_ETHTOOL_NETLINK_H_
+
+#include <linux/ethtool.h>
+
+/* message types - userspace to kernel */
+enum {
+ ETHTOOL_MSG_USER_NONE,
+
+ /* add new constants above here */
+ __ETHTOOL_MSG_USER_CNT,
+ ETHTOOL_MSG_USER_MAX = __ETHTOOL_MSG_USER_CNT - 1
+};
+
+/* message types - kernel to userspace */
+enum {
+ ETHTOOL_MSG_KERNEL_NONE,
+
+ /* add new constants above here */
+ __ETHTOOL_MSG_KERNEL_CNT,
+ ETHTOOL_MSG_KERNEL_MAX = __ETHTOOL_MSG_KERNEL_CNT - 1
+};
+
+/* generic netlink info */
+#define ETHTOOL_GENL_NAME "ethtool"
+#define ETHTOOL_GENL_VERSION 1
+
+#endif /* _UAPI_LINUX_ETHTOOL_NETLINK_H_ */