wireless: implement basic ethtool support for cfg80211 devices

Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/net/wireless/ethtool.c b/net/wireless/ethtool.c
new file mode 100644
index 000000000000..80d6d0d31f12
--- /dev/null
+++ b/net/wireless/ethtool.c
@@ -0,0 +1,24 @@
+#include <linux/utsname.h>
+#include <net/cfg80211.h>
+#include "ethtool.h"
+
+static void cfg80211_get_drvinfo(struct net_device *dev,
+                                        struct ethtool_drvinfo *info)
+{
+        struct wireless_dev *wdev = dev->ieee80211_ptr;
+
+        strlcpy(info->driver, wiphy_dev(wdev->wiphy)->driver->name,
+                sizeof(info->driver));
+
+        strlcpy(info->version, init_utsname()->release, sizeof(info->version));
+
+        strlcpy(info->fw_version, "N/A", sizeof(info->fw_version));
+
+        strlcpy(info->bus_info, dev_name(wiphy_dev(wdev->wiphy)),
+                sizeof(info->bus_info));
+}
+
+const struct ethtool_ops cfg80211_ethtool_ops = {
+        .get_drvinfo = cfg80211_get_drvinfo,
+        .get_link = ethtool_op_get_link,
+};