[PATCH ethtool v2 1/5] ethtool: Extend ethtool link modes settings uAPI with lanes

[Danielle Ratson <danieller@nvidia.com>]

Add ETHTOOL_A_LINKMODES_LANES, expand ethtool_link_settings with
lanes attribute and define valid lanes in order to support a new
lanes-selector.

Signed-off-by: Danielle Ratson <danieller@nvidia.com>
---

Notes:
    v2:
    	* Update headers after changes in upstream patches.

 netlink/desc-ethtool.c       | 1 +
 uapi/linux/ethtool_netlink.h | 1 +
 2 files changed, 2 insertions(+)

diff --git a/netlink/desc-ethtool.c b/netlink/desc-ethtool.c
index 96291b9..fe5d7ba 100644
--- a/netlink/desc-ethtool.c
+++ b/netlink/desc-ethtool.c
@@ -87,6 +87,7 @@ static const struct pretty_nla_desc __linkmodes_desc[] = {
 	NLATTR_DESC_U8(ETHTOOL_A_LINKMODES_DUPLEX),
 	NLATTR_DESC_U8(ETHTOOL_A_LINKMODES_MASTER_SLAVE_CFG),
 	NLATTR_DESC_U8(ETHTOOL_A_LINKMODES_MASTER_SLAVE_STATE),
+	NLATTR_DESC_U32(ETHTOOL_A_LINKMODES_LANES),
 };
 
 static const struct pretty_nla_desc __linkstate_desc[] = {
diff --git a/uapi/linux/ethtool_netlink.h b/uapi/linux/ethtool_netlink.h
index c022883..0cd6906 100644
--- a/uapi/linux/ethtool_netlink.h
+++ b/uapi/linux/ethtool_netlink.h
@@ -227,6 +227,7 @@ enum {
 	ETHTOOL_A_LINKMODES_DUPLEX,		/* u8 */
 	ETHTOOL_A_LINKMODES_MASTER_SLAVE_CFG,	/* u8 */
 	ETHTOOL_A_LINKMODES_MASTER_SLAVE_STATE,	/* u8 */
+	ETHTOOL_A_LINKMODES_LANES,		/* u32 */
 
 	/* add new constants above here */
 	__ETHTOOL_A_LINKMODES_CNT,
-- 
2.26.2