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path: root/drivers/base/syscore.c
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Diffstat (limited to 'drivers/base/syscore.c')
-rw-r--r--drivers/base/syscore.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/base/syscore.c b/drivers/base/syscore.c
index e8d11b6630ee..dbb8350ea8dc 100644
--- a/drivers/base/syscore.c
+++ b/drivers/base/syscore.c
@@ -10,6 +10,7 @@
10#include <linux/mutex.h> 10#include <linux/mutex.h>
11#include <linux/module.h> 11#include <linux/module.h>
12#include <linux/interrupt.h> 12#include <linux/interrupt.h>
13#include <trace/events/power.h>
13 14
14static LIST_HEAD(syscore_ops_list); 15static LIST_HEAD(syscore_ops_list);
15static DEFINE_MUTEX(syscore_ops_lock); 16static DEFINE_MUTEX(syscore_ops_lock);
@@ -49,6 +50,7 @@ int syscore_suspend(void)
49 struct syscore_ops *ops; 50 struct syscore_ops *ops;
50 int ret = 0; 51 int ret = 0;
51 52
53 trace_suspend_resume(TPS("syscore_suspend"), 0, true);
52 pr_debug("Checking wakeup interrupts\n"); 54 pr_debug("Checking wakeup interrupts\n");
53 55
54 /* Return error code if there are any wakeup interrupts pending. */ 56 /* Return error code if there are any wakeup interrupts pending. */
@@ -70,6 +72,7 @@ int syscore_suspend(void)
70 "Interrupts enabled after %pF\n", ops->suspend); 72 "Interrupts enabled after %pF\n", ops->suspend);
71 } 73 }
72 74
75 trace_suspend_resume(TPS("syscore_suspend"), 0, false);
73 return 0; 76 return 0;
74 77
75 err_out: 78 err_out:
@@ -92,6 +95,7 @@ void syscore_resume(void)
92{ 95{
93 struct syscore_ops *ops; 96 struct syscore_ops *ops;
94 97
98 trace_suspend_resume(TPS("syscore_resume"), 0, true);
95 WARN_ONCE(!irqs_disabled(), 99 WARN_ONCE(!irqs_disabled(),
96 "Interrupts enabled before system core resume.\n"); 100 "Interrupts enabled before system core resume.\n");
97 101
@@ -103,6 +107,7 @@ void syscore_resume(void)
103 WARN_ONCE(!irqs_disabled(), 107 WARN_ONCE(!irqs_disabled(),
104 "Interrupts enabled after %pF\n", ops->resume); 108 "Interrupts enabled after %pF\n", ops->resume);
105 } 109 }
110 trace_suspend_resume(TPS("syscore_resume"), 0, false);
106} 111}
107EXPORT_SYMBOL_GPL(syscore_resume); 112EXPORT_SYMBOL_GPL(syscore_resume);
108#endif /* CONFIG_PM_SLEEP */ 113#endif /* CONFIG_PM_SLEEP */