Differences

This shows you the differences between two versions of the page.

--- devm_ioremap_resource [2018/07/31 10:54] – [platform_get_resource()] rpjday
+++ devm_ioremap_resource [2018/07/31 11:59] (current) – [platform_get_resource()] rpjday
@@ Line 116: / Line 116: @@
 	return NULL;
 }
+</code>
+You can also get a resource by an optional name:
+<code>
+/**
+ * platform_get_resource_byname - get a resource for a device by name
+ * @dev: platform device
+ * @type: resource type
+ * @name: resource name
+ */
+struct resource *platform_get_resource_byname(struct platform_device *dev,
+                                              unsigned int type,
+                                              const char *name)
+{
+        int i;
+        for (i = 0; i < dev->num_resources; i++) {
+                struct resource *r = &dev->resource[i];
+                if (unlikely(!r->name))
+                        continue;
+                if (type == resource_type(r) && !strcmp(r->name, name))
+                        return r;
+        }
 </code>