Lines Matching refs:resource
64 struct acpi_power_resource *resource; member
93 struct acpi_power_resource *resource = acpi_power_get_context(handle); in acpi_power_resources_list_add() local
96 if (!resource || !list) in acpi_power_resources_list_add()
103 entry->resource = resource; in acpi_power_resources_list_add()
108 if (e->resource->order > resource->order) { in acpi_power_resources_list_add()
220 struct acpi_power_resource *resource = entry->resource; in acpi_power_get_list_state() local
221 acpi_handle handle = resource->device.handle; in acpi_power_get_list_state()
224 mutex_lock(&resource->resource_lock); in acpi_power_get_list_state()
226 mutex_unlock(&resource->resource_lock); in acpi_power_get_list_state()
242 acpi_power_resource_add_dependent(struct acpi_power_resource *resource, in acpi_power_resource_add_dependent() argument
248 mutex_lock(&resource->resource_lock); in acpi_power_resource_add_dependent()
249 list_for_each_entry(dep, &resource->dependents, node) { in acpi_power_resource_add_dependent()
262 list_add_tail(&dep->node, &resource->dependents); in acpi_power_resource_add_dependent()
263 dev_dbg(dev, "added power dependency to [%s]\n", resource->name); in acpi_power_resource_add_dependent()
266 mutex_unlock(&resource->resource_lock); in acpi_power_resource_add_dependent()
271 acpi_power_resource_remove_dependent(struct acpi_power_resource *resource, in acpi_power_resource_remove_dependent() argument
276 mutex_lock(&resource->resource_lock); in acpi_power_resource_remove_dependent()
277 list_for_each_entry(dep, &resource->dependents, node) { in acpi_power_resource_remove_dependent()
282 resource->name); in acpi_power_resource_remove_dependent()
286 mutex_unlock(&resource->resource_lock); in acpi_power_resource_remove_dependent()
316 ret = acpi_power_resource_add_dependent(entry->resource, dev); in acpi_device_power_add_dependent()
325 acpi_power_resource_remove_dependent(entry->resource, dev); in acpi_device_power_add_dependent()
350 acpi_power_resource_remove_dependent(entry->resource, dev); in acpi_device_power_remove_dependent()
353 static int __acpi_power_on(struct acpi_power_resource *resource) in __acpi_power_on() argument
358 status = acpi_evaluate_object(resource->device.handle, "_ON", NULL, NULL); in __acpi_power_on()
363 resource->name)); in __acpi_power_on()
370 if (list_empty(&resource->dependents) || in __acpi_power_on()
371 list_is_singular(&resource->dependents)) in __acpi_power_on()
374 list_for_each_entry(dep, &resource->dependents, node) { in __acpi_power_on()
376 resource->name); in __acpi_power_on()
383 static int acpi_power_on_unlocked(struct acpi_power_resource *resource) in acpi_power_on_unlocked() argument
387 if (resource->ref_count++) { in acpi_power_on_unlocked()
390 resource->name)); in acpi_power_on_unlocked()
392 result = __acpi_power_on(resource); in acpi_power_on_unlocked()
394 resource->ref_count--; in acpi_power_on_unlocked()
399 static int acpi_power_on(struct acpi_power_resource *resource) in acpi_power_on() argument
403 mutex_lock(&resource->resource_lock); in acpi_power_on()
404 result = acpi_power_on_unlocked(resource); in acpi_power_on()
405 mutex_unlock(&resource->resource_lock); in acpi_power_on()
409 static int __acpi_power_off(struct acpi_power_resource *resource) in __acpi_power_off() argument
413 status = acpi_evaluate_object(resource->device.handle, "_OFF", in __acpi_power_off()
419 resource->name)); in __acpi_power_off()
423 static int acpi_power_off_unlocked(struct acpi_power_resource *resource) in acpi_power_off_unlocked() argument
427 if (!resource->ref_count) { in acpi_power_off_unlocked()
430 resource->name)); in acpi_power_off_unlocked()
434 if (--resource->ref_count) { in acpi_power_off_unlocked()
437 resource->name)); in acpi_power_off_unlocked()
439 result = __acpi_power_off(resource); in acpi_power_off_unlocked()
441 resource->ref_count++; in acpi_power_off_unlocked()
446 static int acpi_power_off(struct acpi_power_resource *resource) in acpi_power_off() argument
450 mutex_lock(&resource->resource_lock); in acpi_power_off()
451 result = acpi_power_off_unlocked(resource); in acpi_power_off()
452 mutex_unlock(&resource->resource_lock); in acpi_power_off()
462 result = acpi_power_off(entry->resource); in acpi_power_off_list()
470 acpi_power_on(entry->resource); in acpi_power_off_list()
481 result = acpi_power_on(entry->resource); in acpi_power_on_list()
489 acpi_power_off(entry->resource); in acpi_power_on_list()
532 struct acpi_device *res_dev = &entry->resource->device; in acpi_power_hide_list()
556 struct acpi_device *res_dev = &entry->resource->device; in acpi_power_expose_list()
603 struct acpi_power_resource *resource = entry->resource; in acpi_power_wakeup_list_init() local
604 acpi_handle handle = resource->device.handle; in acpi_power_wakeup_list_init()
608 mutex_lock(&resource->resource_lock); in acpi_power_wakeup_list_init()
612 mutex_unlock(&resource->resource_lock); in acpi_power_wakeup_list_init()
616 resource->ref_count++; in acpi_power_wakeup_list_init()
617 resource->wakeup_enabled = true; in acpi_power_wakeup_list_init()
619 if (system_level > resource->system_level) in acpi_power_wakeup_list_init()
620 system_level = resource->system_level; in acpi_power_wakeup_list_init()
622 mutex_unlock(&resource->resource_lock); in acpi_power_wakeup_list_init()
713 struct acpi_power_resource *resource = entry->resource; in acpi_enable_wakeup_device_power() local
715 mutex_lock(&resource->resource_lock); in acpi_enable_wakeup_device_power()
717 if (!resource->wakeup_enabled) { in acpi_enable_wakeup_device_power()
718 err = acpi_power_on_unlocked(resource); in acpi_enable_wakeup_device_power()
720 resource->wakeup_enabled = true; in acpi_enable_wakeup_device_power()
723 mutex_unlock(&resource->resource_lock); in acpi_enable_wakeup_device_power()
776 struct acpi_power_resource *resource = entry->resource; in acpi_disable_wakeup_device_power() local
778 mutex_lock(&resource->resource_lock); in acpi_disable_wakeup_device_power()
780 if (resource->wakeup_enabled) { in acpi_disable_wakeup_device_power()
781 err = acpi_power_off_unlocked(resource); in acpi_disable_wakeup_device_power()
783 resource->wakeup_enabled = false; in acpi_disable_wakeup_device_power()
786 mutex_unlock(&resource->resource_lock); in acpi_disable_wakeup_device_power()
879 struct acpi_power_resource *resource; in acpi_release_power_resource() local
881 resource = container_of(device, struct acpi_power_resource, device); in acpi_release_power_resource()
884 list_del(&resource->list_node); in acpi_release_power_resource()
888 kfree(resource); in acpi_release_power_resource()
894 struct acpi_power_resource *resource; in acpi_power_in_use_show() local
896 resource = to_power_resource(to_acpi_device(dev)); in acpi_power_in_use_show()
897 return sprintf(buf, "%u\n", !!resource->ref_count); in acpi_power_in_use_show()
906 static void acpi_power_add_resource_to_list(struct acpi_power_resource *resource) in acpi_power_add_resource_to_list() argument
914 if (r->order > resource->order) { in acpi_power_add_resource_to_list()
915 list_add_tail(&resource->list_node, &r->list_node); in acpi_power_add_resource_to_list()
919 list_add_tail(&resource->list_node, &acpi_power_resource_list); in acpi_power_add_resource_to_list()
927 struct acpi_power_resource *resource; in acpi_add_power_resource() local
938 resource = kzalloc(sizeof(*resource), GFP_KERNEL); in acpi_add_power_resource()
939 if (!resource) in acpi_add_power_resource()
942 device = &resource->device; in acpi_add_power_resource()
945 mutex_init(&resource->resource_lock); in acpi_add_power_resource()
946 INIT_LIST_HEAD(&resource->list_node); in acpi_add_power_resource()
947 INIT_LIST_HEAD(&resource->dependents); in acpi_add_power_resource()
948 resource->name = device->pnp.bus_id; in acpi_add_power_resource()
958 resource->system_level = acpi_object.power_resource.system_level; in acpi_add_power_resource()
959 resource->order = acpi_object.power_resource.resource_order; in acpi_add_power_resource()
976 acpi_power_add_resource_to_list(resource); in acpi_add_power_resource()
988 struct acpi_power_resource *resource; in acpi_resume_power_resources() local
992 list_for_each_entry(resource, &acpi_power_resource_list, list_node) { in acpi_resume_power_resources()
995 mutex_lock(&resource->resource_lock); in acpi_resume_power_resources()
997 result = acpi_power_get_state(resource->device.handle, &state); in acpi_resume_power_resources()
999 mutex_unlock(&resource->resource_lock); in acpi_resume_power_resources()
1004 && resource->ref_count) { in acpi_resume_power_resources()
1005 dev_info(&resource->device.dev, "Turning ON\n"); in acpi_resume_power_resources()
1006 __acpi_power_on(resource); in acpi_resume_power_resources()
1009 mutex_unlock(&resource->resource_lock); in acpi_resume_power_resources()
1017 struct acpi_power_resource *resource; in acpi_turn_off_unused_power_resources() local
1021 list_for_each_entry_reverse(resource, &acpi_power_resource_list, list_node) { in acpi_turn_off_unused_power_resources()
1024 mutex_lock(&resource->resource_lock); in acpi_turn_off_unused_power_resources()
1026 result = acpi_power_get_state(resource->device.handle, &state); in acpi_turn_off_unused_power_resources()
1028 mutex_unlock(&resource->resource_lock); in acpi_turn_off_unused_power_resources()
1033 && !resource->ref_count) { in acpi_turn_off_unused_power_resources()
1034 dev_info(&resource->device.dev, "Turning OFF\n"); in acpi_turn_off_unused_power_resources()
1035 __acpi_power_off(resource); in acpi_turn_off_unused_power_resources()
1038 mutex_unlock(&resource->resource_lock); in acpi_turn_off_unused_power_resources()