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-rw-r--r--drivers/base/power/Makefile3
-rw-r--r--drivers/base/power/main.c8
-rw-r--r--drivers/base/power/power.h28
3 files changed, 24 insertions, 15 deletions
diff --git a/drivers/base/power/Makefile b/drivers/base/power/Makefile
index a803733c839e..44504e6618fb 100644
--- a/drivers/base/power/Makefile
+++ b/drivers/base/power/Makefile
@@ -1,5 +1,6 @@
1obj-y := shutdown.o 1obj-y := shutdown.o
2obj-$(CONFIG_PM_SLEEP) += main.o sysfs.o 2obj-$(CONFIG_PM) += sysfs.o
3obj-$(CONFIG_PM_SLEEP) += main.o
3obj-$(CONFIG_PM_TRACE) += trace.o 4obj-$(CONFIG_PM_TRACE) += trace.o
4 5
5ifeq ($(CONFIG_DEBUG_DRIVER),y) 6ifeq ($(CONFIG_DEBUG_DRIVER),y)
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 0ab4ab21f564..691ffb64cc37 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -38,20 +38,14 @@ static DEFINE_MUTEX(dpm_list_mtx);
38int (*platform_enable_wakeup)(struct device *dev, int is_on); 38int (*platform_enable_wakeup)(struct device *dev, int is_on);
39 39
40 40
41int device_pm_add(struct device *dev) 41void device_pm_add(struct device *dev)
42{ 42{
43 int error;
44
45 pr_debug("PM: Adding info for %s:%s\n", 43 pr_debug("PM: Adding info for %s:%s\n",
46 dev->bus ? dev->bus->name : "No Bus", 44 dev->bus ? dev->bus->name : "No Bus",
47 kobject_name(&dev->kobj)); 45 kobject_name(&dev->kobj));
48 mutex_lock(&dpm_list_mtx); 46 mutex_lock(&dpm_list_mtx);
49 list_add_tail(&dev->power.entry, &dpm_active); 47 list_add_tail(&dev->power.entry, &dpm_active);
50 error = dpm_sysfs_add(dev);
51 if (error)
52 list_del(&dev->power.entry);
53 mutex_unlock(&dpm_list_mtx); 48 mutex_unlock(&dpm_list_mtx);
54 return error;
55} 49}
56 50
57void device_pm_remove(struct device *dev) 51void device_pm_remove(struct device *dev)
diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h
index 5c4efd493fa5..379da4e958e0 100644
--- a/drivers/base/power/power.h
+++ b/drivers/base/power/power.h
@@ -13,14 +13,29 @@ extern void device_shutdown(void);
13 13
14extern struct list_head dpm_active; /* The active device list */ 14extern struct list_head dpm_active; /* The active device list */
15 15
16static inline struct device * to_device(struct list_head * entry) 16static inline struct device *to_device(struct list_head *entry)
17{ 17{
18 return container_of(entry, struct device, power.entry); 18 return container_of(entry, struct device, power.entry);
19} 19}
20 20
21extern int device_pm_add(struct device *); 21extern void device_pm_add(struct device *);
22extern void device_pm_remove(struct device *); 22extern void device_pm_remove(struct device *);
23 23
24#else /* CONFIG_PM_SLEEP */
25
26
27static inline void device_pm_add(struct device *dev)
28{
29}
30
31static inline void device_pm_remove(struct device *dev)
32{
33}
34
35#endif
36
37#ifdef CONFIG_PM
38
24/* 39/*
25 * sysfs.c 40 * sysfs.c
26 */ 41 */
@@ -28,16 +43,15 @@ extern void device_pm_remove(struct device *);
28extern int dpm_sysfs_add(struct device *); 43extern int dpm_sysfs_add(struct device *);
29extern void dpm_sysfs_remove(struct device *); 44extern void dpm_sysfs_remove(struct device *);
30 45
31#else /* CONFIG_PM_SLEEP */ 46#else /* CONFIG_PM */
32
33 47
34static inline int device_pm_add(struct device * dev) 48static inline int dpm_sysfs_add(struct device *dev)
35{ 49{
36 return 0; 50 return 0;
37} 51}
38static inline void device_pm_remove(struct device * dev)
39{
40 52
53static inline void dpm_sysfs_remove(struct device *dev)
54{
41} 55}
42 56
43#endif 57#endif