1// SPDX-License-Identifier: GPL-2.0
 2#include <linux/utsname.h>
 3#include <net/cfg80211.h>
 4#include "core.h"
 
 5#include "rdev-ops.h"
 6
 7void cfg80211_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
 
 8{
 9	struct wireless_dev *wdev = dev->ieee80211_ptr;
10	struct device *pdev = wiphy_dev(wdev->wiphy);
11
12	if (pdev->driver)
13		strscpy(info->driver, pdev->driver->name,
14			sizeof(info->driver));
15	else
16		strscpy(info->driver, "N/A", sizeof(info->driver));
17
18	strscpy(info->version, init_utsname()->release, sizeof(info->version));
19
20	if (wdev->wiphy->fw_version[0])
21		strscpy(info->fw_version, wdev->wiphy->fw_version,
22			sizeof(info->fw_version));
23	else
24		strscpy(info->fw_version, "N/A", sizeof(info->fw_version));
25
26	strscpy(info->bus_info, dev_name(wiphy_dev(wdev->wiphy)),
27		sizeof(info->bus_info));
28}
29EXPORT_SYMBOL(cfg80211_get_drvinfo);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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