dummy: add support for ethtool get_drvinfo
The command 'ethtool -i' is useful to find details
about the interface like the device driver being used.
This was missing for dummy driver.
Signed-off-by: Flavio Leitner <fbl@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c
index ff435fb..413ca4f 100644
--- a/drivers/net/dummy.c
+++ b/drivers/net/dummy.c
@@ -38,6 +38,9 @@
#include <net/rtnetlink.h>
#include <linux/u64_stats_sync.h>
+#define DRV_NAME "dummy"
+#define DRV_VERSION "1.0"
+
static int numdummies = 1;
/* fake multicast ability */
@@ -120,12 +123,24 @@
.ndo_change_carrier = dummy_change_carrier,
};
+static void dummy_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
+ strlcpy(info->version, DRV_VERSION, sizeof(info->version));
+}
+
+static const struct ethtool_ops dummy_ethtool_ops = {
+ .get_drvinfo = dummy_get_drvinfo,
+};
+
static void dummy_setup(struct net_device *dev)
{
ether_setup(dev);
/* Initialize the device structure. */
dev->netdev_ops = &dummy_netdev_ops;
+ dev->ethtool_ops = &dummy_ethtool_ops;
dev->destructor = free_netdev;
/* Fill in device structure with ethernet-generic values. */
@@ -150,7 +165,7 @@
}
static struct rtnl_link_ops dummy_link_ops __read_mostly = {
- .kind = "dummy",
+ .kind = DRV_NAME,
.setup = dummy_setup,
.validate = dummy_validate,
};
@@ -209,4 +224,4 @@
module_init(dummy_init_module);
module_exit(dummy_cleanup_module);
MODULE_LICENSE("GPL");
-MODULE_ALIAS_RTNL_LINK("dummy");
+MODULE_ALIAS_RTNL_LINK(DRV_NAME);
