Consolidate of_get_parent

[cascardo/linux.git] / arch / powerpc / kernel / prom.c

diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 37ff99b..1ad56d3 100644 (file)
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -80,10 +80,7 @@ struct boot_param_header *initial_boot_params;
 
 static struct device_node *allnodes = NULL;
 
-/* use when traversing tree through the allnext, child, sibling,
- * or parent members of struct device_node.
- */
-static DEFINE_RWLOCK(devtree_lock);
+extern rwlock_t devtree_lock;  /* temporary while merging */
 
 /* export that to outside world */
 struct device_node *of_chosen;
@@ -1056,60 +1053,6 @@ void __init early_init_devtree(void *params)
        DBG(" <- early_init_devtree()\n");
 }
 
-int of_n_addr_cells(struct device_node* np)
-{
-       const int *ip;
-       do {
-               if (np->parent)
-                       np = np->parent;
-               ip = of_get_property(np, "#address-cells", NULL);
-               if (ip != NULL)
-                       return *ip;
-       } while (np->parent);
-       /* No #address-cells property for the root node, default to 1 */
-       return 1;
-}
-EXPORT_SYMBOL(of_n_addr_cells);
-
-int of_n_size_cells(struct device_node* np)
-{
-       const int* ip;
-       do {
-               if (np->parent)
-                       np = np->parent;
-               ip = of_get_property(np, "#size-cells", NULL);
-               if (ip != NULL)
-                       return *ip;
-       } while (np->parent);
-       /* No #size-cells property for the root node, default to 1 */
-       return 1;
-}
-EXPORT_SYMBOL(of_n_size_cells);
-
-/** Checks if the given "compat" string matches one of the strings in
- * the device's "compatible" property
- */
-int of_device_is_compatible(const struct device_node *device,
-               const char *compat)
-{
-       const char* cp;
-       int cplen, l;
-
-       cp = of_get_property(device, "compatible", &cplen);
-       if (cp == NULL)
-               return 0;
-       while (cplen > 0) {
-               if (strncasecmp(cp, compat, strlen(compat)) == 0)
-                       return 1;
-               l = strlen(cp) + 1;
-               cp += l;
-               cplen -= l;
-       }
-
-       return 0;
-}
-EXPORT_SYMBOL(of_device_is_compatible);
-
 
 /**
  * Indicates whether the root node has a given value in its
@@ -1297,27 +1240,6 @@ struct device_node *of_find_all_nodes(struct device_node *prev)
 }
 EXPORT_SYMBOL(of_find_all_nodes);
 
-/**
- *     of_get_parent - Get a node's parent if any
- *     @node:  Node to get parent
- *
- *     Returns a node pointer with refcount incremented, use
- *     of_node_put() on it when done.
- */
-struct device_node *of_get_parent(const struct device_node *node)
-{
-       struct device_node *np;
-
-       if (!node)
-               return NULL;
-
-       read_lock(&devtree_lock);
-       np = of_node_get(node->parent);
-       read_unlock(&devtree_lock);
-       return np;
-}
-EXPORT_SYMBOL(of_get_parent);
-
 /**
  *     of_get_next_child - Iterate a node childs
  *     @node:  parent node
@@ -1543,37 +1465,6 @@ static int __init prom_reconfig_setup(void)
 __initcall(prom_reconfig_setup);
 #endif
 
-struct property *of_find_property(const struct device_node *np,
-                                 const char *name,
-                                 int *lenp)
-{
-       struct property *pp;
-
-       read_lock(&devtree_lock);
-       for (pp = np->properties; pp != 0; pp = pp->next)
-               if (strcmp(pp->name, name) == 0) {
-                       if (lenp != 0)
-                               *lenp = pp->length;
-                       break;
-               }
-       read_unlock(&devtree_lock);
-
-       return pp;
-}
-EXPORT_SYMBOL(of_find_property);
-
-/*
- * Find a property with a given name for a given node
- * and return the value.
- */
-const void *of_get_property(const struct device_node *np, const char *name,
-                        int *lenp)
-{
-       struct property *pp = of_find_property(np,name,lenp);
-       return pp ? pp->value : NULL;
-}
-EXPORT_SYMBOL(of_get_property);
-
 /*
  * Add a property to a node
  */