1 /* This program is free software; you can redistribute it and/or modify
2 * it under the terms of the GNU General Public License version 2
3 * as published by the Free Software Foundation.
5 * This program is distributed in the hope that it will be useful,
6 * but WITHOUT ANY WARRANTY; without even the implied warranty of
7 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8 * GNU General Public License for more details.
11 * Alexander Aring <aar@pengutronix.de>
13 * Based on: net/wireless/sysfs.c
16 #include <linux/device.h>
17 #include <linux/rtnetlink.h>
19 #include <net/cfg802154.h>
25 static inline struct cfg802154_registered_device *
26 dev_to_rdev(struct device *dev)
28 return container_of(dev, struct cfg802154_registered_device,
32 #define SHOW_FMT(name, fmt, member) \
33 static ssize_t name ## _show(struct device *dev, \
34 struct device_attribute *attr, \
37 return sprintf(buf, fmt "\n", dev_to_rdev(dev)->member); \
39 static DEVICE_ATTR_RO(name)
41 SHOW_FMT(index, "%d", wpan_phy_idx);
43 static ssize_t name_show(struct device *dev,
44 struct device_attribute *attr,
47 struct wpan_phy *wpan_phy = &dev_to_rdev(dev)->wpan_phy;
49 return sprintf(buf, "%s\n", dev_name(&wpan_phy->dev));
51 static DEVICE_ATTR_RO(name);
53 static void wpan_phy_release(struct device *dev)
55 struct cfg802154_registered_device *rdev = dev_to_rdev(dev);
57 cfg802154_dev_free(rdev);
60 static struct attribute *pmib_attrs[] = {
65 ATTRIBUTE_GROUPS(pmib);
67 #ifdef CONFIG_PM_SLEEP
68 static int wpan_phy_suspend(struct device *dev)
70 struct cfg802154_registered_device *rdev = dev_to_rdev(dev);
73 if (rdev->ops->suspend) {
75 ret = rdev_suspend(rdev);
82 static int wpan_phy_resume(struct device *dev)
84 struct cfg802154_registered_device *rdev = dev_to_rdev(dev);
87 if (rdev->ops->resume) {
89 ret = rdev_resume(rdev);
96 static SIMPLE_DEV_PM_OPS(wpan_phy_pm_ops, wpan_phy_suspend, wpan_phy_resume);
97 #define WPAN_PHY_PM_OPS (&wpan_phy_pm_ops)
99 #define WPAN_PHY_PM_OPS NULL
102 struct class wpan_phy_class = {
103 .name = "ieee802154",
104 .dev_release = wpan_phy_release,
105 .dev_groups = pmib_groups,
106 .pm = WPAN_PHY_PM_OPS,
109 int wpan_phy_sysfs_init(void)
111 return class_register(&wpan_phy_class);
114 void wpan_phy_sysfs_exit(void)
116 class_unregister(&wpan_phy_class);