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authorMichal Kubecek <mkubecek@suse.cz>2019-12-27 15:56:08 +0100
committerDavid S. Miller <davem@davemloft.net>2019-12-27 16:40:02 -0800
commitf625aa9be8c10f2e4dc677837e240730a25feda7 (patch)
tree0d6ee55c38a6a26d3101c74ac594c0641e016436 /include
parentethtool: add LINKINFO_NTF notification (diff)
downloadlinux-dev-f625aa9be8c10f2e4dc677837e240730a25feda7.tar.xz
linux-dev-f625aa9be8c10f2e4dc677837e240730a25feda7.zip
ethtool: provide link mode information with LINKMODES_GET request
Implement LINKMODES_GET netlink request to get link modes related information provided by ETHTOOL_GLINKSETTINGS and ETHTOOL_GSET ioctl commands. This request provides supported, advertised and peer advertised link modes, autonegotiation flag, speed and duplex. LINKMODES_GET request can be used with NLM_F_DUMP (without device identification) to request the information for all devices in current network namespace providing the data. Signed-off-by: Michal Kubecek <mkubecek@suse.cz> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ethtool_netlink.h3
-rw-r--r--include/uapi/linux/ethtool_netlink.h18
2 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/ethtool_netlink.h b/include/linux/ethtool_netlink.h
index c98f6852c8eb..d01b77887f82 100644
--- a/include/linux/ethtool_netlink.h
+++ b/include/linux/ethtool_netlink.h
@@ -7,6 +7,9 @@
#include <linux/ethtool.h>
#include <linux/netdevice.h>
+#define __ETHTOOL_LINK_MODE_MASK_NWORDS \
+ DIV_ROUND_UP(__ETHTOOL_LINK_MODE_MASK_NBITS, 32)
+
enum ethtool_multicast_groups {
ETHNL_MCGRP_MONITOR,
};
diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h
index d530fa30de36..dc1cae052eee 100644
--- a/include/uapi/linux/ethtool_netlink.h
+++ b/include/uapi/linux/ethtool_netlink.h
@@ -17,6 +17,7 @@ enum {
ETHTOOL_MSG_STRSET_GET,
ETHTOOL_MSG_LINKINFO_GET,
ETHTOOL_MSG_LINKINFO_SET,
+ ETHTOOL_MSG_LINKMODES_GET,
/* add new constants above here */
__ETHTOOL_MSG_USER_CNT,
@@ -29,6 +30,7 @@ enum {
ETHTOOL_MSG_STRSET_GET_REPLY,
ETHTOOL_MSG_LINKINFO_GET_REPLY,
ETHTOOL_MSG_LINKINFO_NTF,
+ ETHTOOL_MSG_LINKMODES_GET_REPLY,
/* add new constants above here */
__ETHTOOL_MSG_KERNEL_CNT,
@@ -161,6 +163,22 @@ enum {
ETHTOOL_A_LINKINFO_MAX = __ETHTOOL_A_LINKINFO_CNT - 1
};
+/* LINKMODES */
+
+enum {
+ ETHTOOL_A_LINKMODES_UNSPEC,
+ ETHTOOL_A_LINKMODES_HEADER, /* nest - _A_HEADER_* */
+ ETHTOOL_A_LINKMODES_AUTONEG, /* u8 */
+ ETHTOOL_A_LINKMODES_OURS, /* bitset */
+ ETHTOOL_A_LINKMODES_PEER, /* bitset */
+ ETHTOOL_A_LINKMODES_SPEED, /* u32 */
+ ETHTOOL_A_LINKMODES_DUPLEX, /* u8 */
+
+ /* add new constants above here */
+ __ETHTOOL_A_LINKMODES_CNT,
+ ETHTOOL_A_LINKMODES_MAX = __ETHTOOL_A_LINKMODES_CNT - 1
+};
+
/* generic netlink info */
#define ETHTOOL_GENL_NAME "ethtool"
#define ETHTOOL_GENL_VERSION 1