+static int devm_gen_pool_match(struct device *dev, void *res, void *data)
+{
+ struct gen_pool **p = res;
+
+ /* NULL data matches only a pool without an assigned name */
+ if (!data && !(*p)->name)
+ return 1;
+
+ if (!data || !(*p)->name)
+ return 0;
+
+ return !strcmp((*p)->name, data);
+}
+
+/**
+ * gen_pool_get - Obtain the gen_pool (if any) for a device
+ * @dev: device to retrieve the gen_pool from
+ * @name: name of a gen_pool or NULL, identifies a particular gen_pool on device
+ *
+ * Returns the gen_pool for the device if one is present, or NULL.
+ */
+struct gen_pool *gen_pool_get(struct device *dev, const char *name)
+{
+ struct gen_pool **p;
+
+ p = devres_find(dev, devm_gen_pool_release, devm_gen_pool_match,
+ (void *)name);
+ if (!p)
+ return NULL;
+ return *p;
+}
+EXPORT_SYMBOL_GPL(gen_pool_get);
+