/* * This file provides /sys/class/ieee80211/<wiphy name>/ * and some default attributes. * * Copyright 2005-2006 Jiri Benc <jbenc@suse.cz> * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> * * This file is GPLv2 as found in COPYING. */ #include <linux/device.h> #include <linux/module.h> #include <linux/netdevice.h> #include <linux/nl80211.h> #include <linux/rtnetlink.h> #include <net/cfg80211.h> #include "sysfs.h" #include "core.h" static inline struct cfg80211_registered_device *dev_to_rdev( struct device *dev) { return container_of(dev, struct cfg80211_registered_device, wiphy.dev); } static ssize_t _show_index(struct device *dev, struct device_attribute *attr, char *buf) { return sprintf(buf, "%d\n", dev_to_rdev(dev)->idx); } static ssize_t _show_permaddr(struct device *dev, struct device_attribute *attr, char *buf) { unsigned char *addr = dev_to_rdev(dev)->wiphy.perm_addr; return sprintf(buf, "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n", addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]); } static struct device_attribute ieee80211_dev_attrs[] = { __ATTR(index, S_IRUGO, _show_index, NULL), __ATTR(macaddress, S_IRUGO, _show_permaddr, NULL), {} }; static void wiphy_dev_release(struct device *dev) { struct cfg80211_registered_device *rdev = dev_to_rdev(dev); cfg80211_dev_free(rdev); } #ifdef CONFIG_HOTPLUG static int wiphy_uevent(struct device *dev, struct kobj_uevent_env *env) { /* TODO, we probably need stuff here */ return 0; } #endif struct class ieee80211_class = { .name = "ieee80211", .owner = THIS_MODULE, .dev_release = wiphy_dev_release, .dev_attrs = ieee80211_dev_attrs, #ifdef CONFIG_HOTPLUG .dev_uevent = wiphy_uevent, #endif }; int wiphy_sysfs_init(void) { return class_register(&ieee80211_class); } void wiphy_sysfs_exit(void) { class_unregister(&ieee80211_class); }