X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fbase%2Fpower%2Fmain.c;h=e6d628012654e0edbf2b2081aa8dc524e7206a52;hb=2cbb3ce1ad19e66858a4284dd6c4bb958162c483;hp=ead3e79d6fcf10f684f8d8f55a30d7254356ff42;hpb=47143b094d4700842e42b0a7cc2548d7ae292690;p=pandora-kernel.git

diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index ead3e79d6fcf..e6d628012654 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -26,6 +26,7 @@
 #include <linux/interrupt.h>
 #include <linux/sched.h>
 #include <linux/async.h>
+#include <linux/suspend.h>
 
 #include "../base.h"
 #include "power.h"
@@ -303,7 +304,7 @@ static int pm_noirq_op(struct device *dev,
 			pm_message_t state)
 {
 	int error = 0;
-	ktime_t calltime, delta, rettime;
+	ktime_t calltime = ktime_set(0, 0), delta, rettime;
 
 	if (initcall_debug) {
 		pr_info("calling  %s+ @ %i, parent: %s\n",
@@ -876,6 +877,11 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async)
 	if (async_error)
 		goto End;
 
+	if (pm_wakeup_pending()) {
+		async_error = -EBUSY;
+		goto End;
+	}
+
 	if (dev->class) {
 		if (dev->class->pm) {
 			pm_dev_dbg(dev, state, "class ");
@@ -1052,8 +1058,10 @@ static int dpm_prepare(pm_message_t state)
 		mutex_unlock(&dpm_list_mtx);
 
 		pm_runtime_get_noresume(dev);
-		if (pm_runtime_barrier(dev) && device_may_wakeup(dev)) {
-			/* Wake-up requested during system sleep transition. */
+		if (pm_runtime_barrier(dev) && device_may_wakeup(dev))
+			pm_wakeup_event(dev, 0);
+
+		if (pm_wakeup_pending()) {
 			pm_runtime_put_sync(dev);
 			error = -EBUSY;
 		} else {
@@ -1068,8 +1076,8 @@ static int dpm_prepare(pm_message_t state)
 				error = 0;
 				continue;
 			}
-			printk(KERN_ERR "PM: Failed to prepare device %s "
-				"for power transition: error %d\n",
+			printk(KERN_INFO "PM: Device %s not prepared "
+				"for power transition: code %d\n",
 				kobject_name(&dev->kobj), error);
 			put_device(dev);
 			break;