diff options
Diffstat (limited to 'drivers/base/power')
-rw-r--r-- | drivers/base/power/main.c | 19 | ||||
-rw-r--r-- | drivers/base/power/power.h | 9 |
2 files changed, 12 insertions, 16 deletions
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 3250c5257b7..273a944d404 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -67,20 +67,16 @@ void device_pm_unlock(void) * device_pm_add - add a device to the list of active devices * @dev: Device to be added to the list */ -int device_pm_add(struct device *dev) +void device_pm_add(struct device *dev) { - int error; - pr_debug("PM: Adding info for %s:%s\n", dev->bus ? dev->bus->name : "No Bus", kobject_name(&dev->kobj)); mutex_lock(&dpm_list_mtx); if (dev->parent) { - if (dev->parent->power.status >= DPM_SUSPENDING) { - dev_warn(dev, "parent %s is sleeping, will not add\n", + if (dev->parent->power.status >= DPM_SUSPENDING) + dev_warn(dev, "parent %s should not be sleeping\n", dev->parent->bus_id); - WARN_ON(true); - } } else if (transition_started) { /* * We refuse to register parentless devices while a PM @@ -89,13 +85,9 @@ int device_pm_add(struct device *dev) */ WARN_ON(true); } - error = dpm_sysfs_add(dev); - if (!error) { - dev->power.status = DPM_ON; - list_add_tail(&dev->power.entry, &dpm_list); - } + + list_add_tail(&dev->power.entry, &dpm_list); mutex_unlock(&dpm_list_mtx); - return error; } /** @@ -110,7 +102,6 @@ void device_pm_remove(struct device *dev) dev->bus ? dev->bus->name : "No Bus", kobject_name(&dev->kobj)); mutex_lock(&dpm_list_mtx); - dpm_sysfs_remove(dev); list_del_init(&dev->power.entry); mutex_unlock(&dpm_list_mtx); } diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h index a3252c0e288..41f51fae042 100644 --- a/drivers/base/power/power.h +++ b/drivers/base/power/power.h @@ -1,3 +1,8 @@ +static inline void device_pm_init(struct device *dev) +{ + dev->power.status = DPM_ON; +} + #ifdef CONFIG_PM_SLEEP /* @@ -11,12 +16,12 @@ static inline struct device *to_device(struct list_head *entry) return container_of(entry, struct device, power.entry); } -extern int device_pm_add(struct device *); +extern void device_pm_add(struct device *); extern void device_pm_remove(struct device *); #else /* CONFIG_PM_SLEEP */ -static inline int device_pm_add(struct device *dev) { return 0; } +static inline void device_pm_add(struct device *dev) {} static inline void device_pm_remove(struct device *dev) {} #endif |