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-rw-r--r--include/net/bluetooth/bluetooth.h2
-rw-r--r--include/net/bluetooth/hci_core.h6
-rw-r--r--net/bluetooth/hci_core.c4
-rw-r--r--net/bluetooth/hci_sysfs.c152
-rw-r--r--net/bluetooth/l2cap.c4
-rw-r--r--net/bluetooth/rfcomm/core.c4
-rw-r--r--net/bluetooth/rfcomm/sock.c4
-rw-r--r--net/bluetooth/sco.c4
8 files changed, 79 insertions, 101 deletions
diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 911ceb5cd263..771d17783c18 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -175,6 +175,6 @@ extern int hci_sock_cleanup(void);
extern int bt_sysfs_init(void);
extern void bt_sysfs_cleanup(void);
-extern struct class bt_class;
+extern struct class *bt_class;
#endif /* __BLUETOOTH_H */
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index ae67b36d76dc..d84855fe7336 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -124,8 +124,8 @@ struct hci_dev {
atomic_t promisc;
- struct device *dev;
- struct class_device class_dev;
+ struct device *parent;
+ struct device dev;
struct module *owner;
@@ -413,7 +413,7 @@ static inline int hci_recv_frame(struct sk_buff *skb)
int hci_register_sysfs(struct hci_dev *hdev);
void hci_unregister_sysfs(struct hci_dev *hdev);
-#define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->class_dev.dev = (pdev))
+#define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
/* ----- LMP capabilities ----- */
#define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH)
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 3f9f1565bf06..54e8e5ea2154 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -817,8 +817,8 @@ void hci_free_dev(struct hci_dev *hdev)
{
skb_queue_purge(&hdev->driver_init);
- /* will free via class release */
- class_device_put(&hdev->class_dev);
+ /* will free via device release */
+ put_device(&hdev->dev);
}
EXPORT_SYMBOL(hci_free_dev);
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 7789e26c84b9..3987d167f04e 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -13,35 +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;
@@ -63,15 +63,15 @@ static ssize_t show_inquiry_cache(struct class_device *cdev, char *buf)
return n;
}
-static ssize_t show_idle_timeout(struct class_device *cdev, char *buf)
+static ssize_t show_idle_timeout(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->idle_timeout);
}
-static ssize_t store_idle_timeout(struct class_device *cdev, const char *buf, size_t count)
+static ssize_t store_idle_timeout(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;
__u32 val;
@@ -87,15 +87,15 @@ static ssize_t store_idle_timeout(struct class_device *cdev, const char *buf, si
return count;
}
-static ssize_t show_sniff_max_interval(struct class_device *cdev, char *buf)
+static ssize_t show_sniff_max_interval(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->sniff_max_interval);
}
-static ssize_t store_sniff_max_interval(struct class_device *cdev, const char *buf, size_t count)
+static ssize_t store_sniff_max_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;
@@ -114,15 +114,15 @@ static ssize_t store_sniff_max_interval(struct class_device *cdev, const char *b
return count;
}
-static ssize_t show_sniff_min_interval(struct class_device *cdev, char *buf)
+static ssize_t show_sniff_min_interval(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->sniff_min_interval);
}
-static ssize_t store_sniff_min_interval(struct class_device *cdev, const char *buf, size_t count)
+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;
@@ -141,64 +141,32 @@ static ssize_t store_sniff_min_interval(struct class_device *cdev, const char *b
return count;
}
-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 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 CLASS_DEVICE_ATTR(idle_timeout, S_IRUGO | S_IWUSR,
+static DEVICE_ATTR(idle_timeout, S_IRUGO | S_IWUSR,
show_idle_timeout, store_idle_timeout);
-static CLASS_DEVICE_ATTR(sniff_max_interval, S_IRUGO | S_IWUSR,
+static DEVICE_ATTR(sniff_max_interval, S_IRUGO | S_IWUSR,
show_sniff_max_interval, store_sniff_max_interval);
-static CLASS_DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR,
+static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR,
show_sniff_min_interval, store_sniff_min_interval);
-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,
- &class_device_attr_idle_timeout,
- &class_device_attr_sniff_max_interval,
- &class_device_attr_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
};
-#ifdef CONFIG_HOTPLUG
-static int bt_uevent(struct class_device *cdev, char **envp, int num_envp, char *buf, int size)
-{
- struct hci_dev *hdev = class_get_devdata(cdev);
- int n, i = 0;
-
- envp[i++] = buf;
- n = snprintf(buf, size, "INTERFACE=%s", hdev->name) + 1;
- buf += n;
- size -= n;
-
- if ((size <= 0) || (i >= num_envp))
- return -ENOMEM;
-
- envp[i] = NULL;
- return 0;
-}
-#endif
-
-static void bt_release(struct class_device *cdev)
-{
- struct hci_dev *hdev = class_get_devdata(cdev);
-
- kfree(hdev);
-}
-
-struct class bt_class = {
- .name = "bluetooth",
- .release = bt_release,
-#ifdef CONFIG_HOTPLUG
- .uevent = bt_uevent,
-#endif
-};
+struct class *bt_class = NULL;
EXPORT_SYMBOL_GPL(bt_class);
static struct bus_type bt_bus = {
@@ -207,40 +175,50 @@ static struct bus_type bt_bus = {
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);
- if (!cdev->dev)
- cdev->dev = &bt_platform->dev;
+ dev->release = bt_release;
- hdev->dev = cdev->dev;
+ dev_set_drvdata(dev, hdev);
- strlcpy(cdev->class_id, hdev->name, BUS_ID_SIZE);
- err = class_device_register(cdev);
+ 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)
@@ -257,11 +235,11 @@ int __init bt_sysfs_init(void)
return err;
}
- err = class_register(&bt_class);
- if (err < 0) {
+ bt_class = class_create(THIS_MODULE, "bluetooth");
+ if (IS_ERR(bt_class)) {
bus_unregister(&bt_bus);
platform_device_unregister(bt_platform);
- return err;
+ return PTR_ERR(bt_class);
}
return 0;
@@ -269,7 +247,7 @@ int __init bt_sysfs_init(void)
void __exit bt_sysfs_cleanup(void)
{
- class_unregister(&bt_class);
+ class_destroy(bt_class);
bus_unregister(&bt_bus);
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 770101177da1..f6501fa0d59f 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -2219,7 +2219,7 @@ static int __init l2cap_init(void)
goto error;
}
- class_create_file(&bt_class, &class_attr_l2cap);
+ class_create_file(bt_class, &class_attr_l2cap);
BT_INFO("L2CAP ver %s", VERSION);
BT_INFO("L2CAP socket layer initialized");
@@ -2233,7 +2233,7 @@ error:
static void __exit l2cap_exit(void)
{
- class_remove_file(&bt_class, &class_attr_l2cap);
+ class_remove_file(bt_class, &class_attr_l2cap);
if (bt_sock_unregister(BTPROTO_L2CAP) < 0)
BT_ERR("L2CAP socket unregistration failed");
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index bd46e8927f29..6de33fe7bf5b 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -2035,7 +2035,7 @@ static int __init rfcomm_init(void)
kernel_thread(rfcomm_run, NULL, CLONE_KERNEL);
- class_create_file(&bt_class, &class_attr_rfcomm_dlc);
+ class_create_file(bt_class, &class_attr_rfcomm_dlc);
rfcomm_init_sockets();
@@ -2050,7 +2050,7 @@ static int __init rfcomm_init(void)
static void __exit rfcomm_exit(void)
{
- class_remove_file(&bt_class, &class_attr_rfcomm_dlc);
+ class_remove_file(bt_class, &class_attr_rfcomm_dlc);
hci_unregister_cb(&rfcomm_cb);
diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index 4e9962c8cfa6..220fee04e7f2 100644
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -944,7 +944,7 @@ int __init rfcomm_init_sockets(void)
if (err < 0)
goto error;
- class_create_file(&bt_class, &class_attr_rfcomm);
+ class_create_file(bt_class, &class_attr_rfcomm);
BT_INFO("RFCOMM socket layer initialized");
@@ -958,7 +958,7 @@ error:
void __exit rfcomm_cleanup_sockets(void)
{
- class_remove_file(&bt_class, &class_attr_rfcomm);
+ class_remove_file(bt_class, &class_attr_rfcomm);
if (bt_sock_unregister(BTPROTO_RFCOMM) < 0)
BT_ERR("RFCOMM socket layer unregistration failed");
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index a5f1e44db5d3..85defccc0287 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -969,7 +969,7 @@ static int __init sco_init(void)
goto error;
}
- class_create_file(&bt_class, &class_attr_sco);
+ class_create_file(bt_class, &class_attr_sco);
BT_INFO("SCO (Voice Link) ver %s", VERSION);
BT_INFO("SCO socket layer initialized");
@@ -983,7 +983,7 @@ error:
static void __exit sco_exit(void)
{
- class_remove_file(&bt_class, &class_attr_sco);
+ class_remove_file(bt_class, &class_attr_sco);
if (bt_sock_unregister(BTPROTO_SCO) < 0)
BT_ERR("SCO socket unregistration failed");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.