[dpdk-dev] [PATCH v6 8/9] kni: add minimal ethtool
Stephen Hemminger
stephen at networkplumber.org
Mon Jun 24 18:47:13 CEST 2019
Some applications use ethtool so add the minimum ethtool ops.
Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
kernel/linux/kni/kni_dev.h | 2 ++
kernel/linux/kni/kni_misc.c | 1 +
kernel/linux/kni/kni_net.c | 14 ++++++++++++++
3 files changed, 17 insertions(+)
diff --git a/kernel/linux/kni/kni_dev.h b/kernel/linux/kni/kni_dev.h
index ceba5f73c1d9..c1ca6789ce12 100644
--- a/kernel/linux/kni/kni_dev.h
+++ b/kernel/linux/kni/kni_dev.h
@@ -11,6 +11,8 @@
#endif
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+#define KNI_VERSION "1.0"
+
#include "compat.h"
#include <linux/if.h>
diff --git a/kernel/linux/kni/kni_misc.c b/kernel/linux/kni/kni_misc.c
index be45f823408f..2b75502a8b0e 100644
--- a/kernel/linux/kni/kni_misc.c
+++ b/kernel/linux/kni/kni_misc.c
@@ -21,6 +21,7 @@
#include "compat.h"
#include "kni_dev.h"
+MODULE_VERSION(KNI_VERSION);
MODULE_LICENSE("Dual BSD/GPL");
MODULE_AUTHOR("Intel Corporation");
MODULE_DESCRIPTION("Kernel Module for managing kni devices");
diff --git a/kernel/linux/kni/kni_net.c b/kernel/linux/kni/kni_net.c
index 320d51d7fc83..319ee2dcb19a 100644
--- a/kernel/linux/kni/kni_net.c
+++ b/kernel/linux/kni/kni_net.c
@@ -13,6 +13,7 @@
#include <linux/version.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h> /* eth_type_trans */
+#include <linux/ethtool.h>
#include <linux/skbuff.h>
#include <linux/kthread.h>
#include <linux/delay.h>
@@ -725,6 +726,18 @@ static const struct net_device_ops kni_net_netdev_ops = {
#endif
};
+static void kni_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ strlcpy(info->version, KNI_VERSION, sizeof(info->version));
+ strlcpy(info->driver, "kni", sizeof(info->driver));
+}
+
+static const struct ethtool_ops kni_net_ethtool_ops = {
+ .get_drvinfo = kni_get_drvinfo,
+ .get_link = ethtool_op_get_link,
+};
+
void
kni_net_init(struct net_device *dev)
{
@@ -736,6 +749,7 @@ kni_net_init(struct net_device *dev)
ether_setup(dev); /* assign some of the fields */
dev->netdev_ops = &kni_net_netdev_ops;
dev->header_ops = &kni_net_header_ops;
+ dev->ethtool_ops = &kni_net_ethtool_ops;
dev->watchdog_timeo = WD_TIMEOUT;
}
--
2.20.1
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