Merge tag 'for-linus-5.13b-rc8-tag' of git://git.kernel.org/pub/scm/linux/kernel...

[linux-2.6-microblaze.git] / drivers / gpu / host1x / bus.c

diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c
index 46f69c5..218e371 100644 (file)
--- a/drivers/gpu/host1x/bus.c
+++ b/drivers/gpu/host1x/bus.c
@@ -735,6 +735,29 @@ void host1x_driver_unregister(struct host1x_driver *driver)
 }
 EXPORT_SYMBOL(host1x_driver_unregister);
 
+/**
+ * __host1x_client_init() - initialize a host1x client
+ * @client: host1x client
+ * @key: lock class key for the client-specific mutex
+ */
+void __host1x_client_init(struct host1x_client *client, struct lock_class_key *key)
+{
+       INIT_LIST_HEAD(&client->list);
+       __mutex_init(&client->lock, "host1x client lock", key);
+       client->usecount = 0;
+}
+EXPORT_SYMBOL(__host1x_client_init);
+
+/**
+ * host1x_client_exit() - uninitialize a host1x client
+ * @client: host1x client
+ */
+void host1x_client_exit(struct host1x_client *client)
+{
+       mutex_destroy(&client->lock);
+}
+EXPORT_SYMBOL(host1x_client_exit);
+
 /**
  * __host1x_client_register() - register a host1x client
  * @client: host1x client
@@ -747,16 +770,11 @@ EXPORT_SYMBOL(host1x_driver_unregister);
  * device and call host1x_device_init(), which will in turn call each client's
  * &host1x_client_ops.init implementation.
  */
-int __host1x_client_register(struct host1x_client *client,
-                            struct lock_class_key *key)
+int __host1x_client_register(struct host1x_client *client)
 {
        struct host1x *host1x;
        int err;
 
-       INIT_LIST_HEAD(&client->list);
-       __mutex_init(&client->lock, "host1x client lock", key);
-       client->usecount = 0;
-
        mutex_lock(&devices_lock);
 
        list_for_each_entry(host1x, &devices, list) {