drivers/acpi/acpi_memhotplug.c

63 	struct acpi_memory_device *mem_device = context;
73 	list_for_each_entry(info, &mem_device->res_list, list) {
92 	list_add_tail(&new->list, &mem_device->res_list);
98 acpi_memory_free_device_resources(struct acpi_memory_device *mem_device)
102 	list_for_each_entry_safe(info, n, &mem_device->res_list, list)
104 	INIT_LIST_HEAD(&mem_device->res_list);
108 acpi_memory_get_device_resources(struct acpi_memory_device *mem_device)
112 	if (!list_empty(&mem_device->res_list))
115 	status = acpi_walk_resources(mem_device->device->handle, METHOD_NAME__CRS,
116 				     acpi_memory_get_resource, mem_device);
118 		acpi_memory_free_device_resources(mem_device);
125 static int acpi_memory_check_device(struct acpi_memory_device *mem_device)
130 	if (ACPI_FAILURE(acpi_evaluate_integer(mem_device->device->handle,
170 static int acpi_memory_enable_device(struct acpi_memory_device *mem_device)
172 	acpi_handle handle = mem_device->device->handle;
181 	list_for_each_entry(info, &mem_device->res_list, list) {
191 		dev_err(&mem_device->device->dev, "device is empty\n");
198 	mem_device->mgid = mgid;
206 	list_for_each_entry(info, &mem_device->res_list, list) {
226 		result = acpi_bind_memory_blocks(info, mem_device->device);
241 		dev_err(&mem_device->device->dev, "add_memory failed\n");
255 static void acpi_memory_remove_memory(struct acpi_memory_device *mem_device)
259 	list_for_each_entry_safe(info, n, &mem_device->res_list, list) {
270 static void acpi_memory_device_free(struct acpi_memory_device *mem_device)
272 	if (!mem_device)
276 	if (mem_device->mgid >= 0)
277 		memory_group_unregister(mem_device->mgid);
279 	acpi_memory_free_device_resources(mem_device);
280 	mem_device->device->driver_data = NULL;
281 	kfree(mem_device);
287 	struct acpi_memory_device *mem_device;
293 	mem_device = kzalloc(sizeof(struct acpi_memory_device), GFP_KERNEL);
294 	if (!mem_device)
297 	INIT_LIST_HEAD(&mem_device->res_list);
298 	mem_device->device = device;
299 	mem_device->mgid = -1;
302 	device->driver_data = mem_device;
305 	result = acpi_memory_get_device_resources(mem_device);
308 		kfree(mem_device);
312 	result = acpi_memory_check_device(mem_device);
314 		acpi_memory_device_free(mem_device);
318 	result = acpi_memory_enable_device(mem_device);
321 		acpi_memory_device_free(mem_device);
331 	struct acpi_memory_device *mem_device;
336 	mem_device = acpi_driver_data(device);
337 	acpi_memory_remove_memory(mem_device);
338 	acpi_memory_device_free(mem_device);