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authorramesh.chandrasekaran <ramesh.chandrasekaran@stericsson.com>2012-05-17 13:27:00 +0200
committerPhilippe Langlais <philippe.langlais@stericsson.com>2012-05-23 10:03:23 +0200
commitf0bfbaaec3d8dfb06790c59bc5d6c848f0bbd5f8 (patch)
tree2c5d2b5ec76a319bd483b14beea7db7c324998f0
parentec3e8a328c763998e45e2a3115a07298221f77ba (diff)
core: Fix for Basic Suspend/Resume to work
Signed-off-by: ramesh.chandrasekaran <ramesh.chandrasekaran@stericsson.com>
-rw-r--r--drivers/amba/bus.c12
-rw-r--r--include/linux/amba/bus.h20
2 files changed, 26 insertions, 6 deletions
diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index cc273226dbd..e98838a060e 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -117,7 +117,7 @@ static int amba_legacy_resume(struct device *dev)
#ifdef CONFIG_SUSPEND
-static int amba_pm_suspend(struct device *dev)
+int amba_pm_suspend(struct device *dev)
{
struct device_driver *drv = dev->driver;
int ret = 0;
@@ -135,7 +135,7 @@ static int amba_pm_suspend(struct device *dev)
return ret;
}
-static int amba_pm_resume(struct device *dev)
+int amba_pm_resume(struct device *dev)
{
struct device_driver *drv = dev->driver;
int ret = 0;
@@ -162,7 +162,7 @@ static int amba_pm_resume(struct device *dev)
#ifdef CONFIG_HIBERNATE_CALLBACKS
-static int amba_pm_freeze(struct device *dev)
+int amba_pm_freeze(struct device *dev)
{
struct device_driver *drv = dev->driver;
int ret = 0;
@@ -180,7 +180,7 @@ static int amba_pm_freeze(struct device *dev)
return ret;
}
-static int amba_pm_thaw(struct device *dev)
+int amba_pm_thaw(struct device *dev)
{
struct device_driver *drv = dev->driver;
int ret = 0;
@@ -198,7 +198,7 @@ static int amba_pm_thaw(struct device *dev)
return ret;
}
-static int amba_pm_poweroff(struct device *dev)
+int amba_pm_poweroff(struct device *dev)
{
struct device_driver *drv = dev->driver;
int ret = 0;
@@ -216,7 +216,7 @@ static int amba_pm_poweroff(struct device *dev)
return ret;
}
-static int amba_pm_restore(struct device *dev)
+int amba_pm_restore(struct device *dev)
{
struct device_driver *drv = dev->driver;
int ret = 0;
diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h
index 8d54f79457b..affea2229c4 100644
--- a/include/linux/amba/bus.h
+++ b/include/linux/amba/bus.h
@@ -128,3 +128,23 @@ struct amba_device name##_device = { \
module_driver(__amba_drv, amba_driver_register, amba_driver_unregister)
#endif
+
+#ifdef CONFIG_SUSPEND
+extern int amba_pm_suspend(struct device *dev);
+extern int amba_pm_resume(struct device *dev);
+#else
+#define amba_pm_suspend NULL
+#define amba_pm_resume NULL
+#endif
+
+#ifdef CONFIG_HIBERNATE_CALLBACKS
+extern int amba_pm_freeze(struct device *dev);
+extern int amba_pm_thaw(struct device *dev);
+extern int amba_pm_poweroff(struct device *dev);
+extern int amba_pm_restore(struct device *dev);
+#else
+#define amba_pm_freeze NULL
+#define amba_pm_thaw NULL
+#define amba_pm_poweroff NULL
+#define amba_pm_restore NULL
+#endif