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authorGrant Likely <grant.likely@secretlab.ca>2010-01-28 13:52:53 -0700
committerGrant Likely <grant.likely@secretlab.ca>2010-01-28 13:52:53 -0700
commit923f7e30b480438f1e86e01e5cde814248b59a39 (patch)
treead9cb0e701b0a8ef2ac5113fbd4a42118039edd6 /arch/microblaze
parent1f43cfb9474d1c4f22598b6e3213ec035be6dd56 (diff)
of: Merge of_node_get() and of_node_put()
Merge common code between PowerPC and MicroBlaze Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Tested-by: Wolfram Sang <w.sang@pengutronix.de> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/microblaze')
-rw-r--r--arch/microblaze/kernel/prom.c74
1 files changed, 0 insertions, 74 deletions
diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
index 16a001c71e2..46407e64392 100644
--- a/arch/microblaze/kernel/prom.c
+++ b/arch/microblaze/kernel/prom.c
@@ -350,80 +350,6 @@ struct device_node *of_find_node_by_phandle(phandle handle)
}
EXPORT_SYMBOL(of_find_node_by_phandle);
-/**
- * of_node_get - Increment refcount of a node
- * @node: Node to inc refcount, NULL is supported to
- * simplify writing of callers
- *
- * Returns node.
- */
-struct device_node *of_node_get(struct device_node *node)
-{
- if (node)
- kref_get(&node->kref);
- return node;
-}
-EXPORT_SYMBOL(of_node_get);
-
-static inline struct device_node *kref_to_device_node(struct kref *kref)
-{
- return container_of(kref, struct device_node, kref);
-}
-
-/**
- * of_node_release - release a dynamically allocated node
- * @kref: kref element of the node to be released
- *
- * In of_node_put() this function is passed to kref_put()
- * as the destructor.
- */
-static void of_node_release(struct kref *kref)
-{
- struct device_node *node = kref_to_device_node(kref);
- struct property *prop = node->properties;
-
- /* We should never be releasing nodes that haven't been detached. */
- if (!of_node_check_flag(node, OF_DETACHED)) {
- printk(KERN_INFO "WARNING: Bad of_node_put() on %s\n",
- node->full_name);
- dump_stack();
- kref_init(&node->kref);
- return;
- }
-
- if (!of_node_check_flag(node, OF_DYNAMIC))
- return;
-
- while (prop) {
- struct property *next = prop->next;
- kfree(prop->name);
- kfree(prop->value);
- kfree(prop);
- prop = next;
-
- if (!prop) {
- prop = node->deadprops;
- node->deadprops = NULL;
- }
- }
- kfree(node->full_name);
- kfree(node->data);
- kfree(node);
-}
-
-/**
- * of_node_put - Decrement refcount of a node
- * @node: Node to dec refcount, NULL is supported to
- * simplify writing of callers
- *
- */
-void of_node_put(struct device_node *node)
-{
- if (node)
- kref_put(&node->kref, of_node_release);
-}
-EXPORT_SYMBOL(of_node_put);
-
/*
* Plug a device node into the tree and global list.
*/