1#include <linux/utsname.h>
  2#include <net/cfg80211.h>
  3#include "core.h"
  4#include "ethtool.h"
  5
  6static void cfg80211_get_drvinfo(struct net_device *dev,
  7					struct ethtool_drvinfo *info)
  8{
  9	struct wireless_dev *wdev = dev->ieee80211_ptr;
 10
 11	strlcpy(info->driver, wiphy_dev(wdev->wiphy)->driver->name,
 12		sizeof(info->driver));
 13
 14	strlcpy(info->version, init_utsname()->release, sizeof(info->version));
 15
 16	if (wdev->wiphy->fw_version[0])
 17		strncpy(info->fw_version, wdev->wiphy->fw_version,
 18			sizeof(info->fw_version));
 19	else
 20		strncpy(info->fw_version, "N/A", sizeof(info->fw_version));
 21
 22	strlcpy(info->bus_info, dev_name(wiphy_dev(wdev->wiphy)),
 23		sizeof(info->bus_info));
 24}
 25
 26static int cfg80211_get_regs_len(struct net_device *dev)
 27{
 28	/* For now, return 0... */
 29	return 0;
 30}
 31
 32static void cfg80211_get_regs(struct net_device *dev, struct ethtool_regs *regs,
 33			void *data)
 34{
 35	struct wireless_dev *wdev = dev->ieee80211_ptr;
 36
 37	regs->version = wdev->wiphy->hw_version;
 38	regs->len = 0;
 39}
 40
 41static void cfg80211_get_ringparam(struct net_device *dev,
 42				   struct ethtool_ringparam *rp)
 43{
 44	struct wireless_dev *wdev = dev->ieee80211_ptr;
 45	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
 46
 47	memset(rp, 0, sizeof(*rp));
 48
 49	if (rdev->ops->get_ringparam)
 50		rdev->ops->get_ringparam(wdev->wiphy,
 51					 &rp->tx_pending, &rp->tx_max_pending,
 52					 &rp->rx_pending, &rp->rx_max_pending);
 53}
 54
 55static int cfg80211_set_ringparam(struct net_device *dev,
 56				  struct ethtool_ringparam *rp)
 57{
 58	struct wireless_dev *wdev = dev->ieee80211_ptr;
 59	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
 60
 61	if (rp->rx_mini_pending != 0 || rp->rx_jumbo_pending != 0)
 62		return -EINVAL;
 63
 64	if (rdev->ops->set_ringparam)
 65		return rdev->ops->set_ringparam(wdev->wiphy,
 66						rp->tx_pending, rp->rx_pending);
 67
 68	return -ENOTSUPP;
 69}
 70
 71static int cfg80211_get_sset_count(struct net_device *dev, int sset)
 72{
 73	struct wireless_dev *wdev = dev->ieee80211_ptr;
 74	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
 75	if (rdev->ops->get_et_sset_count)
 76		return rdev->ops->get_et_sset_count(wdev->wiphy, dev, sset);
 77	return -EOPNOTSUPP;
 78}
 79
 80static void cfg80211_get_stats(struct net_device *dev,
 81			       struct ethtool_stats *stats, u64 *data)
 82{
 83	struct wireless_dev *wdev = dev->ieee80211_ptr;
 84	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
 85	if (rdev->ops->get_et_stats)
 86		rdev->ops->get_et_stats(wdev->wiphy, dev, stats, data);
 87}
 88
 89static void cfg80211_get_strings(struct net_device *dev, u32 sset, u8 *data)
 90{
 91	struct wireless_dev *wdev = dev->ieee80211_ptr;
 92	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
 93	if (rdev->ops->get_et_strings)
 94		rdev->ops->get_et_strings(wdev->wiphy, dev, sset, data);
 95}
 96
 97const struct ethtool_ops cfg80211_ethtool_ops = {
 98	.get_drvinfo = cfg80211_get_drvinfo,
 99	.get_regs_len = cfg80211_get_regs_len,
100	.get_regs = cfg80211_get_regs,
101	.get_link = ethtool_op_get_link,
102	.get_ringparam = cfg80211_get_ringparam,
103	.set_ringparam = cfg80211_set_ringparam,
104	.get_strings = cfg80211_get_strings,
105	.get_ethtool_stats = cfg80211_get_stats,
106	.get_sset_count = cfg80211_get_sset_count,
107};