diff options
Diffstat (limited to 'arch/sparc/kernel/prom.c')
-rw-r--r-- | arch/sparc/kernel/prom.c | 173 |
1 files changed, 2 insertions, 171 deletions
diff --git a/arch/sparc/kernel/prom.c b/arch/sparc/kernel/prom.c index eed140b3c73..012f98346bc 100644 --- a/arch/sparc/kernel/prom.c +++ b/arch/sparc/kernel/prom.c @@ -25,73 +25,9 @@ #include <asm/prom.h> #include <asm/oplib.h> -static struct device_node *allnodes; +extern struct device_node *allnodes; /* temporary while merging */ -/* use when traversing tree through the allnext, child, sibling, - * or parent members of struct device_node. - */ -static DEFINE_RWLOCK(devtree_lock); - -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 (strncmp(cp, compat, strlen(compat)) == 0) - return 1; - l = strlen(cp) + 1; - cp += l; - cplen -= l; - } - - return 0; -} -EXPORT_SYMBOL(of_device_is_compatible); - -struct device_node *of_get_parent(const struct device_node *node) -{ - struct device_node *np; - - if (!node) - return NULL; - - np = node->parent; - - return np; -} -EXPORT_SYMBOL(of_get_parent); - -struct device_node *of_get_next_child(const struct device_node *node, - struct device_node *prev) -{ - struct device_node *next; - - next = prev ? prev->sibling : node->child; - for (; next != 0; next = next->sibling) { - break; - } - - return next; -} -EXPORT_SYMBOL(of_get_next_child); - -struct device_node *of_find_node_by_path(const char *path) -{ - struct device_node *np = allnodes; - - for (; np != 0; np = np->allnext) { - if (np->full_name != 0 && strcmp(np->full_name, path) == 0) - break; - } - - return np; -} -EXPORT_SYMBOL(of_find_node_by_path); +extern rwlock_t devtree_lock; /* temporary while merging */ struct device_node *of_find_node_by_phandle(phandle handle) { @@ -105,81 +41,6 @@ struct device_node *of_find_node_by_phandle(phandle handle) } EXPORT_SYMBOL(of_find_node_by_phandle); -struct device_node *of_find_node_by_name(struct device_node *from, - const char *name) -{ - struct device_node *np; - - np = from ? from->allnext : allnodes; - for (; np != NULL; np = np->allnext) - if (np->name != NULL && strcmp(np->name, name) == 0) - break; - - return np; -} -EXPORT_SYMBOL(of_find_node_by_name); - -struct device_node *of_find_node_by_type(struct device_node *from, - const char *type) -{ - struct device_node *np; - - np = from ? from->allnext : allnodes; - for (; np != 0; np = np->allnext) - if (np->type != 0 && strcmp(np->type, type) == 0) - break; - - return np; -} -EXPORT_SYMBOL(of_find_node_by_type); - -struct device_node *of_find_compatible_node(struct device_node *from, - const char *type, const char *compatible) -{ - struct device_node *np; - - np = from ? from->allnext : allnodes; - for (; np != 0; np = np->allnext) { - if (type != NULL - && !(np->type != 0 && strcmp(np->type, type) == 0)) - continue; - if (of_device_is_compatible(np, compatible)) - break; - } - - return np; -} -EXPORT_SYMBOL(of_find_compatible_node); - -struct property *of_find_property(const struct device_node *np, - const char *name, - int *lenp) -{ - struct property *pp; - - for (pp = np->properties; pp != 0; pp = pp->next) { - if (strcasecmp(pp->name, name) == 0) { - if (lenp != 0) - *lenp = pp->length; - break; - } - } - 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); - int of_getintprop_default(struct device_node *np, const char *name, int def) { struct property *prop; @@ -193,36 +54,6 @@ int of_getintprop_default(struct device_node *np, const char *name, int def) } EXPORT_SYMBOL(of_getintprop_default); -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 2 */ - return 2; -} -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); - int of_set_property(struct device_node *dp, const char *name, void *val, int len) { struct property **prevp; |