diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/bus.c | 2 | ||||
| -rw-r--r-- | drivers/base/core.c | 33 | ||||
| -rw-r--r-- | drivers/base/dd.c | 4 | ||||
| -rw-r--r-- | drivers/base/power/domain.c | 13 | ||||
| -rw-r--r-- | drivers/base/power/generic_ops.c | 2 | ||||
| -rw-r--r-- | drivers/base/regmap/regmap.c | 3 | ||||
| -rw-r--r-- | drivers/base/topology.c | 15 |
7 files changed, 28 insertions, 44 deletions
diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 59dc8086e4fa..83e910a57563 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -1218,7 +1218,7 @@ err_dev: * with the name of the subsystem. The root device can carry subsystem- * wide attributes. All registered devices are below this single root * device and are named after the subsystem with a simple enumeration - * number appended. The registered devices are not explicitely named; + * number appended. The registered devices are not explicitly named; * only 'id' in the device needs to be set. * * Do not use this interface for anything new, it exists for compatibility diff --git a/drivers/base/core.c b/drivers/base/core.c index 0dd65281cc65..20da3ad1696b 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -614,39 +614,6 @@ void device_remove_bin_file(struct device *dev, } EXPORT_SYMBOL_GPL(device_remove_bin_file); -/** - * device_schedule_callback_owner - helper to schedule a callback for a device - * @dev: device. - * @func: callback function to invoke later. - * @owner: module owning the callback routine - * - * Attribute methods must not unregister themselves or their parent device - * (which would amount to the same thing). Attempts to do so will deadlock, - * since unregistration is mutually exclusive with driver callbacks. - * - * Instead methods can call this routine, which will attempt to allocate - * and schedule a workqueue request to call back @func with @dev as its - * argument in the workqueue's process context. @dev will be pinned until - * @func returns. - * - * This routine is usually called via the inline device_schedule_callback(), - * which automatically sets @owner to THIS_MODULE. - * - * Returns 0 if the request was submitted, -ENOMEM if storage could not - * be allocated, -ENODEV if a reference to @owner isn't available. - * - * NOTE: This routine won't work if CONFIG_SYSFS isn't set! It uses an - * underlying sysfs routine (since it is intended for use by attribute - * methods), and if sysfs isn't available you'll get nothing but -ENOSYS. - */ -int device_schedule_callback_owner(struct device *dev, - void (*func)(struct device *), struct module *owner) -{ - return sysfs_schedule_callback(&dev->kobj, - (void (*)(void *)) func, dev, owner); -} -EXPORT_SYMBOL_GPL(device_schedule_callback_owner); - static void klist_children_get(struct klist_node *n) { struct device_private *p = to_device_private_parent(n); diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 06051767393f..8986b9f22781 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -187,8 +187,8 @@ static void driver_bound(struct device *dev) return; } - pr_debug("driver: '%s': %s: bound to device '%s'\n", dev_name(dev), - __func__, dev->driver->name); + pr_debug("driver: '%s': %s: bound to device '%s'\n", dev->driver->name, + __func__, dev_name(dev)); klist_add_tail(&dev->p->knode_driver, &dev->driver->p->klist_devices); diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index 6f54962aae1d..ae098a261fcd 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -705,6 +705,14 @@ static int pm_genpd_runtime_resume(struct device *dev) return 0; } +static bool pd_ignore_unused; +static int __init pd_ignore_unused_setup(char *__unused) +{ + pd_ignore_unused = true; + return 1; +} +__setup("pd_ignore_unused", pd_ignore_unused_setup); + /** * pm_genpd_poweroff_unused - Power off all PM domains with no devices in use. */ @@ -712,6 +720,11 @@ void pm_genpd_poweroff_unused(void) { struct generic_pm_domain *genpd; + if (pd_ignore_unused) { + pr_warn("genpd: Not disabling unused power domains\n"); + return; + } + mutex_lock(&gpd_list_lock); list_for_each_entry(genpd, &gpd_list, gpd_list_node) diff --git a/drivers/base/power/generic_ops.c b/drivers/base/power/generic_ops.c index a2e55bfdf572..96a92db83cad 100644 --- a/drivers/base/power/generic_ops.c +++ b/drivers/base/power/generic_ops.c @@ -285,7 +285,7 @@ int pm_generic_restore(struct device *dev) EXPORT_SYMBOL_GPL(pm_generic_restore); /** - * pm_generic_complete - Generic routine competing a device power transition. + * pm_generic_complete - Generic routine completing a device power transition. * @dev: Device to handle. * * Complete a device power transition during a system-wide power transition. diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index d0a072463a04..63e30ef096e2 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -761,10 +761,11 @@ skip_format_initialization: if (ret != 0) goto err_range; - if (dev) + if (dev) { ret = regmap_attach_dev(dev, map, config); if (ret != 0) goto err_regcache; + } return map; diff --git a/drivers/base/topology.c b/drivers/base/topology.c index ad9d17762664..be7c1fb7c0c9 100644 --- a/drivers/base/topology.c +++ b/drivers/base/topology.c @@ -39,8 +39,7 @@ static ssize_t show_##name(struct device *dev, \ struct device_attribute *attr, char *buf) \ { \ - unsigned int cpu = dev->id; \ - return sprintf(buf, "%d\n", topology_##name(cpu)); \ + return sprintf(buf, "%d\n", topology_##name(dev->id)); \ } #if defined(topology_thread_cpumask) || defined(topology_core_cpumask) || \ @@ -160,16 +159,20 @@ static int topology_cpu_callback(struct notifier_block *nfb, static int topology_sysfs_init(void) { int cpu; - int rc; + int rc = 0; + + cpu_notifier_register_begin(); for_each_online_cpu(cpu) { rc = topology_add_dev(cpu); if (rc) - return rc; + goto out; } - hotcpu_notifier(topology_cpu_callback, 0); + __hotcpu_notifier(topology_cpu_callback, 0); - return 0; +out: + cpu_notifier_register_done(); + return rc; } device_initcall(topology_sysfs_init); |
