Merge "msm: subsystem_restart: Add notification to indicate powerup failure"
diff --git a/arch/arm/mach-msm/include/mach/subsystem_notif.h b/arch/arm/mach-msm/include/mach/subsystem_notif.h
index 5865eff..59e212f 100644
--- a/arch/arm/mach-msm/include/mach/subsystem_notif.h
+++ b/arch/arm/mach-msm/include/mach/subsystem_notif.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011, 2013, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2011, 2013-2014, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -25,6 +25,7 @@
SUBSYS_BEFORE_POWERUP,
SUBSYS_AFTER_POWERUP,
SUBSYS_RAMDUMP_NOTIFICATION,
+ SUBSYS_POWERUP_FAILURE,
SUBSYS_NOTIF_TYPE_COUNT
};
diff --git a/arch/arm/mach-msm/subsystem_restart.c b/arch/arm/mach-msm/subsystem_restart.c
index 01e0985..1008be5 100644
--- a/arch/arm/mach-msm/subsystem_restart.c
+++ b/arch/arm/mach-msm/subsystem_restart.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011-2013, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2011-2014, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -466,13 +466,20 @@
pr_info("[%p]: Powering up %s\n", current, name);
init_completion(&dev->err_ready);
- if (dev->desc->powerup(dev->desc) < 0)
+
+ if (dev->desc->powerup(dev->desc) < 0) {
+ notify_each_subsys_device(&dev, 1, SUBSYS_POWERUP_FAILURE,
+ NULL);
panic("[%p]: Powerup error: %s!", current, name);
+ }
ret = wait_for_err_ready(dev);
- if (ret)
+ if (ret) {
+ notify_each_subsys_device(&dev, 1, SUBSYS_POWERUP_FAILURE,
+ NULL);
panic("[%p]: Timed out waiting for error ready: %s!",
current, name);
+ }
subsys_set_state(dev, SUBSYS_ONLINE);
}