Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi...
[platform/adaptation/renesas_rcar/renesas_kernel.git] / net / wireless / ethtool.c
1 #include <linux/utsname.h>
2 #include <net/cfg80211.h>
3 #include "core.h"
4 #include "ethtool.h"
5 #include "rdev-ops.h"
6
7 static 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
27 static int cfg80211_get_regs_len(struct net_device *dev)
28 {
29         /* For now, return 0... */
30         return 0;
31 }
32
33 static 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
42 static 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
55 static 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
70 static 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
79 static 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
88 static 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
96 const 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 };