---

yaml --- r: 181857 b: refs/heads/master c: f8824ce h: refs/heads/master i: 181855: d431317 v: v3
git-mirror · Feb 26, 2010 · c80f120 · c80f120
1 parent 3cd3a22
commit c80f120
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Showing 3 changed files with 14 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 97df8c12995c5bac73e3bfeea4c5be155c1f4401
+refs/heads/master: f8824cee405c62ba465b85365201166d9cf86a14
diff --git a/trunk/drivers/base/power/main.c b/trunk/drivers/base/power/main.c
@@ -1046,3 +1046,14 @@ void __suspend_report_result(const char *function, void *fn, int ret)
 		printk(KERN_ERR "%s(): %pF returns %d\n", function, fn, ret);
 }
 EXPORT_SYMBOL_GPL(__suspend_report_result);
+
+/**
+ * device_pm_wait_for_dev - Wait for suspend/resume of a device to complete.
+ * @dev: Device to wait for.
+ * @subordinate: Device that needs to wait for @dev.
+ */
+void device_pm_wait_for_dev(struct device *subordinate, struct device *dev)
+{
+	dpm_wait(dev, subordinate->power.async_suspend);
+}
+EXPORT_SYMBOL_GPL(device_pm_wait_for_dev);
diff --git a/trunk/include/linux/pm.h b/trunk/include/linux/pm.h
@@ -512,6 +512,7 @@ extern void __suspend_report_result(const char *function, void *fn, int ret);
 		__suspend_report_result(__func__, fn, ret);		\
 	} while (0)
 
+extern void device_pm_wait_for_dev(struct device *sub, struct device *dev);
 #else /* !CONFIG_PM_SLEEP */
 
 #define device_pm_lock() do {} while (0)
@@ -524,6 +525,7 @@ static inline int dpm_suspend_start(pm_message_t state)
 
 #define suspend_report_result(fn, ret)		do {} while (0)
 
+static inline void device_pm_wait_for_dev(struct device *a, struct device *b) {}
 #endif /* !CONFIG_PM_SLEEP */
 
 /* How to reorder dpm_list after device_move() */