diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/core.c | 9 | ||||
| -rw-r--r-- | drivers/base/dd.c | 8 | ||||
| -rw-r--r-- | drivers/base/power/domain.c | 16 |
3 files changed, 18 insertions, 15 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index df3e1a44707a..276c7e3f754c 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -866,10 +866,19 @@ static const void *device_namespace(struct kobject *kobj) return ns; } +static void device_get_ownership(struct kobject *kobj, kuid_t *uid, kgid_t *gid) +{ + struct device *dev = kobj_to_dev(kobj); + + if (dev->class && dev->class->get_ownership) + dev->class->get_ownership(dev, uid, gid); +} + static struct kobj_type device_ktype = { .release = device_release, .sysfs_ops = &dev_sysfs_ops, .namespace = device_namespace, + .get_ownership = device_get_ownership, }; diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 1435d7281c66..6ebcd65d64b6 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -434,14 +434,6 @@ re_probe: goto probe_failed; } - /* - * Ensure devices are listed in devices_kset in correct order - * It's important to move Dev to the end of devices_kset before - * calling .probe, because it could be recursive and parent Dev - * should always go first - */ - devices_kset_move_last(dev); - if (dev->bus->probe) { ret = dev->bus->probe(dev); if (ret) diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index c298de8a8308..9e8484189034 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -2235,7 +2235,7 @@ static void genpd_dev_pm_sync(struct device *dev) } static int __genpd_dev_pm_attach(struct device *dev, struct device_node *np, - unsigned int index) + unsigned int index, bool power_on) { struct of_phandle_args pd_args; struct generic_pm_domain *pd; @@ -2271,9 +2271,11 @@ static int __genpd_dev_pm_attach(struct device *dev, struct device_node *np, dev->pm_domain->detach = genpd_dev_pm_detach; dev->pm_domain->sync = genpd_dev_pm_sync; - genpd_lock(pd); - ret = genpd_power_on(pd, 0); - genpd_unlock(pd); + if (power_on) { + genpd_lock(pd); + ret = genpd_power_on(pd, 0); + genpd_unlock(pd); + } if (ret) genpd_remove_device(pd, dev); @@ -2307,7 +2309,7 @@ int genpd_dev_pm_attach(struct device *dev) "#power-domain-cells") != 1) return 0; - return __genpd_dev_pm_attach(dev, dev->of_node, 0); + return __genpd_dev_pm_attach(dev, dev->of_node, 0, true); } EXPORT_SYMBOL_GPL(genpd_dev_pm_attach); @@ -2359,14 +2361,14 @@ struct device *genpd_dev_pm_attach_by_id(struct device *dev, } /* Try to attach the device to the PM domain at the specified index. */ - ret = __genpd_dev_pm_attach(genpd_dev, dev->of_node, index); + ret = __genpd_dev_pm_attach(genpd_dev, dev->of_node, index, false); if (ret < 1) { device_unregister(genpd_dev); return ret ? ERR_PTR(ret) : NULL; } - pm_runtime_set_active(genpd_dev); pm_runtime_enable(genpd_dev); + genpd_queue_power_off_work(dev_to_genpd(genpd_dev)); return genpd_dev; } |