diff options
| -rw-r--r-- | drivers/base/power/domain.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index 83ae3d7d3fdd..63f0f8b3f324 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -1121,13 +1121,8 @@ int __pm_genpd_add_device(struct generic_pm_domain *genpd, struct device *dev, } EXPORT_SYMBOL_GPL(__pm_genpd_add_device); -/** - * pm_genpd_remove_device - Remove a device from an I/O PM domain. - * @genpd: PM domain to remove the device from. - * @dev: Device to be removed. - */ -int pm_genpd_remove_device(struct generic_pm_domain *genpd, - struct device *dev) +static int genpd_remove_device(struct generic_pm_domain *genpd, + struct device *dev) { struct generic_pm_domain_data *gpd_data; struct pm_domain_data *pdd; @@ -1135,10 +1130,6 @@ int pm_genpd_remove_device(struct generic_pm_domain *genpd, dev_dbg(dev, "%s()\n", __func__); - if (!genpd || genpd != genpd_lookup_dev(dev)) - return -EINVAL; - - /* The above validation also means we have existing domain_data. */ pdd = dev->power.subsys_data->domain_data; gpd_data = to_gpd_data(pdd); dev_pm_qos_remove_notifier(dev, &gpd_data->nb); @@ -1170,6 +1161,20 @@ int pm_genpd_remove_device(struct generic_pm_domain *genpd, return ret; } + +/** + * pm_genpd_remove_device - Remove a device from an I/O PM domain. + * @genpd: PM domain to remove the device from. + * @dev: Device to be removed. + */ +int pm_genpd_remove_device(struct generic_pm_domain *genpd, + struct device *dev) +{ + if (!genpd || genpd != genpd_lookup_dev(dev)) + return -EINVAL; + + return genpd_remove_device(genpd, dev); +} EXPORT_SYMBOL_GPL(pm_genpd_remove_device); static int genpd_add_subdomain(struct generic_pm_domain *genpd, @@ -1797,14 +1802,14 @@ static void genpd_dev_pm_detach(struct device *dev, bool power_off) unsigned int i; int ret = 0; - pd = genpd_lookup_dev(dev); - if (!pd) + pd = dev_to_genpd(dev); + if (IS_ERR(pd)) return; dev_dbg(dev, "removing from PM domain %s\n", pd->name); for (i = 1; i < GENPD_RETRY_MAX_MS; i <<= 1) { - ret = pm_genpd_remove_device(pd, dev); + ret = genpd_remove_device(pd, dev); if (ret != -EAGAIN) break; |