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Diffstat (limited to 'net/dsa/dsa.c')
-rw-r--r--net/dsa/dsa.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 34becafbd37b..32778df1be27 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -27,6 +27,9 @@
#include "dsa_priv.h"
+static LIST_HEAD(dsa_tag_drivers_list);
+static DEFINE_MUTEX(dsa_tag_drivers_lock);
+
static struct sk_buff *dsa_slave_notag_xmit(struct sk_buff *skb,
struct net_device *dev)
{
@@ -76,15 +79,40 @@ const struct dsa_device_ops *dsa_device_ops[DSA_TAG_LAST] = {
[DSA_TAG_PROTO_NONE] = &none_ops,
};
+static void dsa_tag_driver_register(struct dsa_tag_driver *dsa_tag_driver,
+ struct module *owner)
+{
+ dsa_tag_driver->owner = owner;
+
+ mutex_lock(&dsa_tag_drivers_lock);
+ list_add_tail(&dsa_tag_driver->list, &dsa_tag_drivers_list);
+ mutex_unlock(&dsa_tag_drivers_lock);
+}
+
void dsa_tag_drivers_register(struct dsa_tag_driver *dsa_tag_driver_array[],
unsigned int count, struct module *owner)
{
+ unsigned int i;
+
+ for (i = 0; i < count; i++)
+ dsa_tag_driver_register(dsa_tag_driver_array[i], owner);
+}
+
+static void dsa_tag_driver_unregister(struct dsa_tag_driver *dsa_tag_driver)
+{
+ mutex_lock(&dsa_tag_drivers_lock);
+ list_del(&dsa_tag_driver->list);
+ mutex_unlock(&dsa_tag_drivers_lock);
}
EXPORT_SYMBOL_GPL(dsa_tag_drivers_register);
void dsa_tag_drivers_unregister(struct dsa_tag_driver *dsa_tag_driver_array[],
unsigned int count)
{
+ unsigned int i;
+
+ for (i = 0; i < count; i++)
+ dsa_tag_driver_unregister(dsa_tag_driver_array[i]);
}
EXPORT_SYMBOL_GPL(dsa_tag_drivers_unregister);