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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-09-30 20:46:13 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-09-30 20:46:13 +0200
commite4cb0c9e92f7b16db7a1e892ac6bcf2f736dfd50 (patch)
tree35d66a4fc97aa642c14483966f050b5663ff02ca /drivers/base
parent905563ff47db35dcb3f69e69d434207270ad1966 (diff)
parent27f3d18630cd7fbb03b62bd78a74303cb8c88069 (diff)
Merge branch 'pm-genirq' into acpi-pm
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/power/wakeup.c16
-rw-r--r--drivers/base/syscore.c7
2 files changed, 18 insertions, 5 deletions
diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c
index eb1bd2ecad8b..c2744b30d5d9 100644
--- a/drivers/base/power/wakeup.c
+++ b/drivers/base/power/wakeup.c
@@ -24,6 +24,9 @@
*/
bool events_check_enabled __read_mostly;
+/* If set and the system is suspending, terminate the suspend. */
+static bool pm_abort_suspend __read_mostly;
+
/*
* Combined counters of registered wakeup events and wakeup events in progress.
* They need to be modified together atomically, so it's better to use one
@@ -719,7 +722,18 @@ bool pm_wakeup_pending(void)
pm_print_active_wakeup_sources();
}
- return ret;
+ return ret || pm_abort_suspend;
+}
+
+void pm_system_wakeup(void)
+{
+ pm_abort_suspend = true;
+ freeze_wake();
+}
+
+void pm_wakeup_clear(void)
+{
+ pm_abort_suspend = false;
}
/**
diff --git a/drivers/base/syscore.c b/drivers/base/syscore.c
index dbb8350ea8dc..8d98a329f6ea 100644
--- a/drivers/base/syscore.c
+++ b/drivers/base/syscore.c
@@ -9,7 +9,7 @@
#include <linux/syscore_ops.h>
#include <linux/mutex.h>
#include <linux/module.h>
-#include <linux/interrupt.h>
+#include <linux/suspend.h>
#include <trace/events/power.h>
static LIST_HEAD(syscore_ops_list);
@@ -54,9 +54,8 @@ int syscore_suspend(void)
pr_debug("Checking wakeup interrupts\n");
/* Return error code if there are any wakeup interrupts pending. */
- ret = check_wakeup_irqs();
- if (ret)
- return ret;
+ if (pm_wakeup_pending())
+ return -EBUSY;
WARN_ONCE(!irqs_disabled(),
"Interrupts enabled before system core suspend.\n");