[dpdk-dev] [PATCH v5 2/3] kni: implement basic get_link_ksettings callback
Igor Ryzhov
iryzhov at nfware.com
Thu Aug 26 17:19:10 CEST 2021
It allows inspecting link parameters using ethtool.
Signed-off-by: Igor Ryzhov <iryzhov at nfware.com>
---
kernel/linux/kni/kni_net.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/kernel/linux/kni/kni_net.c b/kernel/linux/kni/kni_net.c
index 611719b5ee27..931b9daf104f 100644
--- a/kernel/linux/kni/kni_net.c
+++ b/kernel/linux/kni/kni_net.c
@@ -820,9 +820,34 @@ static void kni_get_drvinfo(struct net_device *dev,
strlcpy(info->driver, "kni", sizeof(info->driver));
}
+#ifdef ETHTOOL_GLINKSETTINGS
+static int kni_get_link_ksettings(struct net_device *dev,
+ struct ethtool_link_ksettings *settings)
+{
+ struct kni_dev *kni = netdev_priv(dev);
+
+ settings->base.port = PORT_OTHER;
+
+ if (netif_carrier_ok(dev)) {
+ settings->base.speed = kni->speed;
+ settings->base.duplex = kni->duplex;
+ settings->base.autoneg = kni->autoneg;
+ } else {
+ settings->base.speed = SPEED_UNKNOWN;
+ settings->base.duplex = DUPLEX_UNKNOWN;
+ settings->base.autoneg = AUTONEG_ENABLE;
+ }
+
+ return 0;
+}
+#endif
+
static const struct ethtool_ops kni_net_ethtool_ops = {
.get_drvinfo = kni_get_drvinfo,
.get_link = ethtool_op_get_link,
+#ifdef ETHTOOL_GLINKSETTINGS
+ .get_link_ksettings = kni_get_link_ksettings,
+#endif
};
void
--
2.33.0
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