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Diffstat (limited to 'net/bluetooth/hci_sysfs.c')
-rw-r--r--net/bluetooth/hci_sysfs.c211
1 files changed, 156 insertions, 55 deletions
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 19b234c86f3..3987d167f04 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -3,6 +3,8 @@
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/platform_device.h>
+
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
@@ -11,35 +13,35 @@
#define BT_DBG(D...)
#endif
-static ssize_t show_name(struct class_device *cdev, char *buf)
+static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct hci_dev *hdev = class_get_devdata(cdev);
+ struct hci_dev *hdev = dev_get_drvdata(dev);
return sprintf(buf, "%s\n", hdev->name);
}
-static ssize_t show_type(struct class_device *cdev, char *buf)
+static ssize_t show_type(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct hci_dev *hdev = class_get_devdata(cdev);
+ struct hci_dev *hdev = dev_get_drvdata(dev);
return sprintf(buf, "%d\n", hdev->type);
}
-static ssize_t show_address(struct class_device *cdev, char *buf)
+static ssize_t show_address(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct hci_dev *hdev = class_get_devdata(cdev);
+ struct hci_dev *hdev = dev_get_drvdata(dev);
bdaddr_t bdaddr;
baswap(&bdaddr, &hdev->bdaddr);
return sprintf(buf, "%s\n", batostr(&bdaddr));
}
-static ssize_t show_flags(struct class_device *cdev, char *buf)
+static ssize_t show_flags(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct hci_dev *hdev = class_get_devdata(cdev);
+ struct hci_dev *hdev = dev_get_drvdata(dev);
return sprintf(buf, "0x%lx\n", hdev->flags);
}
-static ssize_t show_inquiry_cache(struct class_device *cdev, char *buf)
+static ssize_t show_inquiry_cache(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct hci_dev *hdev = class_get_devdata(cdev);
+ struct hci_dev *hdev = dev_get_drvdata(dev);
struct inquiry_cache *cache = &hdev->inq_cache;
struct inquiry_entry *e;
int n = 0;
@@ -61,94 +63,193 @@ static ssize_t show_inquiry_cache(struct class_device *cdev, char *buf)
return n;
}
-static CLASS_DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
-static CLASS_DEVICE_ATTR(type, S_IRUGO, show_type, NULL);
-static CLASS_DEVICE_ATTR(address, S_IRUGO, show_address, NULL);
-static CLASS_DEVICE_ATTR(flags, S_IRUGO, show_flags, NULL);
-static CLASS_DEVICE_ATTR(inquiry_cache, S_IRUGO, show_inquiry_cache, NULL);
+static ssize_t show_idle_timeout(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct hci_dev *hdev = dev_get_drvdata(dev);
+ return sprintf(buf, "%d\n", hdev->idle_timeout);
+}
-static struct class_device_attribute *bt_attrs[] = {
- &class_device_attr_name,
- &class_device_attr_type,
- &class_device_attr_address,
- &class_device_attr_flags,
- &class_device_attr_inquiry_cache,
- NULL
-};
+static ssize_t store_idle_timeout(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct hci_dev *hdev = dev_get_drvdata(dev);
+ char *ptr;
+ __u32 val;
+
+ val = simple_strtoul(buf, &ptr, 10);
+ if (ptr == buf)
+ return -EINVAL;
-#ifdef CONFIG_HOTPLUG
-static int bt_uevent(struct class_device *cdev, char **envp, int num_envp, char *buf, int size)
+ if (val != 0 && (val < 500 || val > 3600000))
+ return -EINVAL;
+
+ hdev->idle_timeout = val;
+
+ return count;
+}
+
+static ssize_t show_sniff_max_interval(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct hci_dev *hdev = class_get_devdata(cdev);
- int n, i = 0;
+ struct hci_dev *hdev = dev_get_drvdata(dev);
+ return sprintf(buf, "%d\n", hdev->sniff_max_interval);
+}
- envp[i++] = buf;
- n = snprintf(buf, size, "INTERFACE=%s", hdev->name) + 1;
- buf += n;
- size -= n;
+static ssize_t store_sniff_max_interval(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct hci_dev *hdev = dev_get_drvdata(dev);
+ char *ptr;
+ __u16 val;
- if ((size <= 0) || (i >= num_envp))
- return -ENOMEM;
+ val = simple_strtoul(buf, &ptr, 10);
+ if (ptr == buf)
+ return -EINVAL;
- envp[i] = NULL;
- return 0;
+ if (val < 0x0002 || val > 0xFFFE || val % 2)
+ return -EINVAL;
+
+ if (val < hdev->sniff_min_interval)
+ return -EINVAL;
+
+ hdev->sniff_max_interval = val;
+
+ return count;
+}
+
+static ssize_t show_sniff_min_interval(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct hci_dev *hdev = dev_get_drvdata(dev);
+ return sprintf(buf, "%d\n", hdev->sniff_min_interval);
}
-#endif
-static void bt_release(struct class_device *cdev)
+static ssize_t store_sniff_min_interval(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
- struct hci_dev *hdev = class_get_devdata(cdev);
+ struct hci_dev *hdev = dev_get_drvdata(dev);
+ char *ptr;
+ __u16 val;
- kfree(hdev);
+ val = simple_strtoul(buf, &ptr, 10);
+ if (ptr == buf)
+ return -EINVAL;
+
+ if (val < 0x0002 || val > 0xFFFE || val % 2)
+ return -EINVAL;
+
+ if (val > hdev->sniff_max_interval)
+ return -EINVAL;
+
+ hdev->sniff_min_interval = val;
+
+ return count;
}
-struct class bt_class = {
- .name = "bluetooth",
- .release = bt_release,
-#ifdef CONFIG_HOTPLUG
- .uevent = bt_uevent,
-#endif
+static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
+static DEVICE_ATTR(type, S_IRUGO, show_type, NULL);
+static DEVICE_ATTR(address, S_IRUGO, show_address, NULL);
+static DEVICE_ATTR(flags, S_IRUGO, show_flags, NULL);
+static DEVICE_ATTR(inquiry_cache, S_IRUGO, show_inquiry_cache, NULL);
+
+static DEVICE_ATTR(idle_timeout, S_IRUGO | S_IWUSR,
+ show_idle_timeout, store_idle_timeout);
+static DEVICE_ATTR(sniff_max_interval, S_IRUGO | S_IWUSR,
+ show_sniff_max_interval, store_sniff_max_interval);
+static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR,
+ show_sniff_min_interval, store_sniff_min_interval);
+
+static struct device_attribute *bt_attrs[] = {
+ &dev_attr_name,
+ &dev_attr_type,
+ &dev_attr_address,
+ &dev_attr_flags,
+ &dev_attr_inquiry_cache,
+ &dev_attr_idle_timeout,
+ &dev_attr_sniff_max_interval,
+ &dev_attr_sniff_min_interval,
+ NULL
};
+struct class *bt_class = NULL;
EXPORT_SYMBOL_GPL(bt_class);
+static struct bus_type bt_bus = {
+ .name = "bluetooth",
+};
+
+static struct platform_device *bt_platform;
+
+static void bt_release(struct device *dev)
+{
+ struct hci_dev *hdev = dev_get_drvdata(dev);
+ kfree(hdev);
+}
+
int hci_register_sysfs(struct hci_dev *hdev)
{
- struct class_device *cdev = &hdev->class_dev;
+ struct device *dev = &hdev->dev;
unsigned int i;
int err;
BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
- cdev->class = &bt_class;
- class_set_devdata(cdev, hdev);
+ dev->class = bt_class;
+
+ if (hdev->parent)
+ dev->parent = hdev->parent;
+ else
+ dev->parent = &bt_platform->dev;
+
+ strlcpy(dev->bus_id, hdev->name, BUS_ID_SIZE);
+
+ dev->release = bt_release;
- strlcpy(cdev->class_id, hdev->name, BUS_ID_SIZE);
- err = class_device_register(cdev);
+ dev_set_drvdata(dev, hdev);
+
+ err = device_register(dev);
if (err < 0)
return err;
for (i = 0; bt_attrs[i]; i++)
- class_device_create_file(cdev, bt_attrs[i]);
+ device_create_file(dev, bt_attrs[i]);
return 0;
}
void hci_unregister_sysfs(struct hci_dev *hdev)
{
- struct class_device * cdev = &hdev->class_dev;
+ struct device *dev = &hdev->dev;
BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
- class_device_del(cdev);
+ device_del(dev);
}
int __init bt_sysfs_init(void)
{
- return class_register(&bt_class);
+ int err;
+
+ bt_platform = platform_device_register_simple("bluetooth", -1, NULL, 0);
+ if (IS_ERR(bt_platform))
+ return PTR_ERR(bt_platform);
+
+ err = bus_register(&bt_bus);
+ if (err < 0) {
+ platform_device_unregister(bt_platform);
+ return err;
+ }
+
+ bt_class = class_create(THIS_MODULE, "bluetooth");
+ if (IS_ERR(bt_class)) {
+ bus_unregister(&bt_bus);
+ platform_device_unregister(bt_platform);
+ return PTR_ERR(bt_class);
+ }
+
+ return 0;
}
void __exit bt_sysfs_cleanup(void)
{
- class_unregister(&bt_class);
+ class_destroy(bt_class);
+
+ bus_unregister(&bt_bus);
+
+ platform_device_unregister(bt_platform);
}