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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>
This commit is contained in:
Flavio Leitner 2014-12-05 22:13:24 -02:00 committed by David S. Miller
parent 6dc696401a
commit c19be735c9
1 changed files with 17 additions and 2 deletions
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19
drivers/net/dummy.c
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@ -38,6 +38,9 @@
#include <net/rtnetlink.h> #include <net/rtnetlink.h>
#include <linux/u64_stats_sync.h> #include <linux/u64_stats_sync.h>
#define DRV_NAME "dummy"
#define DRV_VERSION "1.0"
static int numdummies = 1; static int numdummies = 1;
/* fake multicast ability */ /* fake multicast ability */
@ -120,12 +123,24 @@ static const struct net_device_ops dummy_netdev_ops = {
.ndo_change_carrier = dummy_change_carrier, .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) static void dummy_setup(struct net_device *dev)
{ {
ether_setup(dev); ether_setup(dev);
/* Initialize the device structure. */ /* Initialize the device structure. */
dev->netdev_ops = &dummy_netdev_ops; dev->netdev_ops = &dummy_netdev_ops;
dev->ethtool_ops = &dummy_ethtool_ops;
dev->destructor = free_netdev; dev->destructor = free_netdev;
/* Fill in device structure with ethernet-generic values. */ /* Fill in device structure with ethernet-generic values. */
@ -150,7 +165,7 @@ static int dummy_validate(struct nlattr *tb[], struct nlattr *data[])
} }
static struct rtnl_link_ops dummy_link_ops __read_mostly = { static struct rtnl_link_ops dummy_link_ops __read_mostly = {
.kind = "dummy", .kind = DRV_NAME,
.setup = dummy_setup, .setup = dummy_setup,
.validate = dummy_validate, .validate = dummy_validate,
}; };
@ -209,4 +224,4 @@ static void __exit dummy_cleanup_module(void)
module_init(dummy_init_module); module_init(dummy_init_module);
module_exit(dummy_cleanup_module); module_exit(dummy_cleanup_module);
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
MODULE_ALIAS_RTNL_LINK("dummy"); MODULE_ALIAS_RTNL_LINK(DRV_NAME);