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[Bluetooth] Add platform device for virtual and serial devices

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This patch adds a generic Bluetooth platform device that can be used
as parent device by virtual and serial devices.

Signed-off-by: Marcel Holtmann <[email protected]>
This commit is contained in:
Marcel Holtmann 2006-07-03 10:02:37 +02:00 • committed by David S. Miller
commit 27d3528425
8 changed files with 56 additions and 9 deletions
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20
net/bluetooth/af_bluetooth.c
View file

@ -48,7 +48,7 @@
#define BT_DBG(D...)
#endif
#define VERSION "2.9"
#define VERSION "2.10"
/* Bluetooth sockets */
#define BT_MAX_PROTO 8
@ -307,14 +307,22 @@ static struct net_proto_family bt_sock_family_ops = {
static int __init bt_init(void)
{
int err;
BT_INFO("Core ver %s", VERSION);
sock_register(&bt_sock_family_ops);
err = bt_sysfs_init();
if (err < 0)
return err;
err = sock_register(&bt_sock_family_ops);
if (err < 0) {
bt_sysfs_cleanup();
return err;
}
BT_INFO("HCI device and connection manager initialized");
bt_sysfs_init();
hci_sock_init();
return 0;
@ -324,9 +332,9 @@ static void __exit bt_exit(void)
{
hci_sock_cleanup();
bt_sysfs_cleanup();
sock_unregister(PF_BLUETOOTH);
bt_sysfs_cleanup();
}
subsys_initcall(bt_init);

39
net/bluetooth/hci_sysfs.c
View file

@ -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>
@ -197,9 +199,14 @@ struct class bt_class = {
.uevent = bt_uevent,
#endif
};
EXPORT_SYMBOL_GPL(bt_class);
static struct bus_type bt_bus = {
.name = "bluetooth",
};
static struct platform_device *bt_platform;
int hci_register_sysfs(struct hci_dev *hdev)
{
struct class_device *cdev = &hdev->class_dev;
@ -211,6 +218,11 @@ int hci_register_sysfs(struct hci_dev *hdev)
cdev->class = &bt_class;
class_set_devdata(cdev, hdev);
if (!cdev->dev)
cdev->dev = &bt_platform->dev;
hdev->dev = cdev->dev;
strlcpy(cdev->class_id, hdev->name, BUS_ID_SIZE);
err = class_device_register(cdev);
if (err < 0)
@ -233,10 +245,33 @@ void hci_unregister_sysfs(struct hci_dev *hdev)
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;
}
err = class_register(&bt_class);
if (err < 0) {
bus_unregister(&bt_bus);
platform_device_unregister(bt_platform);
return err;
}
return 0;
}
void __exit bt_sysfs_cleanup(void)
{
class_unregister(&bt_class);
bus_unregister(&bt_bus);
platform_device_unregister(bt_platform);
}