media: video: tegra: Focuser range tuning support
[linux-2.6.git] / net / wireless / ethtool.c
1 #include <linux/utsname.h>
2 #include <net/cfg80211.h>
3 #include "core.h"
4 #include "ethtool.h"
5
6 static 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
26 static int cfg80211_get_regs_len(struct net_device *dev)
27 {
28         /* For now, return 0... */
29         return 0;
30 }
31
32 static 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
41 static 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
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->ops->set_ringparam(wdev->wiphy,
66                                                 rp->tx_pending, rp->rx_pending);
67
68         return -ENOTSUPP;
69 }
70
71 const struct ethtool_ops cfg80211_ethtool_ops = {
72         .get_drvinfo = cfg80211_get_drvinfo,
73         .get_regs_len = cfg80211_get_regs_len,
74         .get_regs = cfg80211_get_regs,
75         .get_link = ethtool_op_get_link,
76         .get_ringparam = cfg80211_get_ringparam,
77         .set_ringparam = cfg80211_set_ringparam,
78 };