@@ -1741,112 +1741,6 @@ int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd,
}
/**
- * pm_genpd_add_callbacks - Add PM domain callbacks to a given device.
- * @dev: Device to add the callbacks to.
- * @ops: Set of callbacks to add.
- * @td: Timing data to add to the device along with the callbacks (optional).
- *
- * Every call to this routine should be balanced with a call to
- * __pm_genpd_remove_callbacks() and they must not be nested.
- */
-int pm_genpd_add_callbacks(struct device *dev, struct gpd_dev_ops *ops,
- struct gpd_timing_data *td)
-{
- struct generic_pm_domain_data *gpd_data_new, *gpd_data = NULL;
- int ret = 0;
-
- if (!(dev && ops))
- return -EINVAL;
-
- gpd_data_new = __pm_genpd_alloc_dev_data(dev);
- if (!gpd_data_new)
- return -ENOMEM;
-
- pm_runtime_disable(dev);
- device_pm_lock();
-
- ret = dev_pm_get_subsys_data(dev);
- if (ret)
- goto out;
-
- spin_lock_irq(&dev->power.lock);
-
- if (dev->power.subsys_data->domain_data) {
- gpd_data = to_gpd_data(dev->power.subsys_data->domain_data);
- } else {
- gpd_data = gpd_data_new;
- dev->power.subsys_data->domain_data = &gpd_data->base;
- }
- gpd_data->refcount++;
- gpd_data->ops = *ops;
- if (td)
- gpd_data->td = *td;
-
- spin_unlock_irq(&dev->power.lock);
-
- out:
- device_pm_unlock();
- pm_runtime_enable(dev);
-
- if (gpd_data != gpd_data_new)
- __pm_genpd_free_dev_data(dev, gpd_data_new);
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(pm_genpd_add_callbacks);
-
-/**
- * __pm_genpd_remove_callbacks - Remove PM domain callbacks from a given device.
- * @dev: Device to remove the callbacks from.
- * @clear_td: If set, clear the device's timing data too.
- *
- * This routine can only be called after pm_genpd_add_callbacks().
- */
-int __pm_genpd_remove_callbacks(struct device *dev, bool clear_td)
-{
- struct generic_pm_domain_data *gpd_data = NULL;
- bool remove = false;
- int ret = 0;
-
- if (!(dev && dev->power.subsys_data))
- return -EINVAL;
-
- pm_runtime_disable(dev);
- device_pm_lock();
-
- spin_lock_irq(&dev->power.lock);
-
- if (dev->power.subsys_data->domain_data) {
- gpd_data = to_gpd_data(dev->power.subsys_data->domain_data);
- gpd_data->ops = (struct gpd_dev_ops){ NULL };
- if (clear_td)
- gpd_data->td = (struct gpd_timing_data){ 0 };
-
- if (--gpd_data->refcount == 0) {
- dev->power.subsys_data->domain_data = NULL;
- remove = true;
- }
- } else {
- ret = -EINVAL;
- }
-
- spin_unlock_irq(&dev->power.lock);
-
- device_pm_unlock();
- pm_runtime_enable(dev);
-
- if (ret)
- return ret;
-
- dev_pm_put_subsys_data(dev);
- if (remove)
- __pm_genpd_free_dev_data(dev, gpd_data);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(__pm_genpd_remove_callbacks);
-
-/**
* pm_genpd_attach_cpuidle - Connect the given PM domain with cpuidle.
* @genpd: PM domain to be connected with cpuidle.
* @state: cpuidle state this domain can disable/enable.
@@ -108,7 +108,6 @@ struct gpd_timing_data {
struct generic_pm_domain_data {
struct pm_domain_data base;
- struct gpd_dev_ops ops;
struct gpd_timing_data td;
struct notifier_block nb;
struct mutex lock;
@@ -151,10 +150,6 @@ extern int pm_genpd_add_subdomain_names(const char *master_name,
const char *subdomain_name);
extern int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd,
struct generic_pm_domain *target);
-extern int pm_genpd_add_callbacks(struct device *dev,
- struct gpd_dev_ops *ops,
- struct gpd_timing_data *td);
-extern int __pm_genpd_remove_callbacks(struct device *dev, bool clear_td);
extern int pm_genpd_attach_cpuidle(struct generic_pm_domain *genpd, int state);
extern int pm_genpd_name_attach_cpuidle(const char *name, int state);
extern int pm_genpd_detach_cpuidle(struct generic_pm_domain *genpd);
@@ -217,16 +212,6 @@ static inline int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd,
{
return -ENOSYS;
}
-static inline int pm_genpd_add_callbacks(struct device *dev,
- struct gpd_dev_ops *ops,
- struct gpd_timing_data *td)
-{
- return -ENOSYS;
-}
-static inline int __pm_genpd_remove_callbacks(struct device *dev, bool clear_td)
-{
- return -ENOSYS;
-}
static inline int pm_genpd_attach_cpuidle(struct generic_pm_domain *genpd, int st)
{
return -ENOSYS;
@@ -281,11 +266,6 @@ static inline int pm_genpd_name_add_device(const char *domain_name,
return __pm_genpd_name_add_device(domain_name, dev, NULL);
}
-static inline int pm_genpd_remove_callbacks(struct device *dev)
-{
- return __pm_genpd_remove_callbacks(dev, true);
-}
-
#ifdef CONFIG_PM_GENERIC_DOMAINS_RUNTIME
extern void genpd_queue_power_off_work(struct generic_pm_domain *genpd);
extern void pm_genpd_poweroff_unused(void);
There are no users of these APIs. To simplify the generic power domain let's remove them. Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> --- drivers/base/power/domain.c | 106 ------------------------------------------- include/linux/pm_domain.h | 20 -------- 2 files changed, 126 deletions(-)