---

yaml --- r: 259149 b: refs/heads/master c: a77ce81 h: refs/heads/master i: 259147: 35ddf0a v: v3
git-mirror · Jul 8, 2011 · 9dfdda0 · 9dfdda0
1 parent 1728979
commit 9dfdda0
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Showing 3 changed files with 23 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3160b09796129abc9523ea3cd1633b0faba64a02
+refs/heads/master: a77ce8167cc1d0370fcb1d79b367d62e050cb2b0
diff --git a/trunk/drivers/base/platform.c b/trunk/drivers/base/platform.c
@@ -31,6 +31,25 @@ struct device platform_bus = {
 };
 EXPORT_SYMBOL_GPL(platform_bus);
 
+/**
+ * arch_setup_pdev_archdata - Allow manipulation of archdata before its used
+ * @dev: platform device
+ *
+ * This is called before platform_device_add() such that any pdev_archdata may
+ * be setup before the platform_notifier is called.  So if a user needs to
+ * manipulate any relevant information in the pdev_archdata they can do:
+ *
+ * 	platform_devic_alloc()
+ * 	... manipulate ...
+ * 	platform_device_add()
+ *
+ * And if they don't care they can just call platform_device_register() and
+ * everything will just work out.
+ */
+void __weak arch_setup_pdev_archdata(struct platform_device *pdev)
+{
+}
+
 /**
  * platform_get_resource - get a resource for a device
  * @dev: platform device
@@ -173,6 +192,7 @@ struct platform_device *platform_device_alloc(const char *name, int id)
 		pa->pdev.id = id;
 		device_initialize(&pa->pdev.dev);
 		pa->pdev.dev.release = platform_device_release;
+		arch_setup_pdev_archdata(&pa->pdev);
 	}
 
 	return pa ? &pa->pdev : NULL;
@@ -334,6 +354,7 @@ EXPORT_SYMBOL_GPL(platform_device_del);
 int platform_device_register(struct platform_device *pdev)
 {
 	device_initialize(&pdev->dev);
+	arch_setup_pdev_archdata(pdev);
 	return platform_device_add(pdev);
 }
 EXPORT_SYMBOL_GPL(platform_device_register);

diff --git a/trunk/include/linux/platform_device.h b/trunk/include/linux/platform_device.h
@@ -42,6 +42,7 @@ extern void platform_device_unregister(struct platform_device *);
 extern struct bus_type platform_bus_type;
 extern struct device platform_bus;
 
+extern void arch_setup_pdev_archdata(struct platform_device *);
 extern struct resource *platform_get_resource(struct platform_device *, unsigned int, unsigned int);
 extern int platform_get_irq(struct platform_device *, unsigned int);
 extern struct resource *platform_get_resource_byname(struct platform_device *, unsigned int, const char *);