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 }; 79