drivers/acpi/processor_thermal.c

99 	struct acpi_processor *pr;
118 		pr = per_cpu(processors, i);
120 		if (unlikely(!freq_qos_request_active(&pr->thermal_req)))
132 		ret = freq_qos_update_request(&pr->thermal_req, max_freq);
135 				pr->id, ret);
165 		struct acpi_processor *pr = per_cpu(processors, cpu);
168 		if (!pr)
172 					   &pr->thermal_req,
180 		thermal_cooling_device_update(pr->cdev);
189 		struct acpi_processor *pr = per_cpu(processors, cpu);
191 		if (!pr)
194 		freq_qos_remove_request(&pr->thermal_req);
196 		thermal_cooling_device_update(pr->cdev);
218 static int acpi_processor_max_state(struct acpi_processor *pr)
226 	max_state += cpufreq_get_max_state(pr->id);
227 	if (pr->flags.throttling)
228 		max_state += (pr->throttling.state_count -1);
237 	struct acpi_processor *pr;
242 	pr = acpi_driver_data(device);
243 	if (!pr)
246 	*state = acpi_processor_max_state(pr);
255 	struct acpi_processor *pr;
260 	pr = acpi_driver_data(device);
261 	if (!pr)
264 	*cur_state = cpufreq_get_cur_state(pr->id);
265 	if (pr->flags.throttling)
266 		*cur_state += pr->throttling.state;
275 	struct acpi_processor *pr;
282 	pr = acpi_driver_data(device);
283 	if (!pr)
286 	max_pstate = cpufreq_get_max_state(pr->id);
288 	if (state > acpi_processor_max_state(pr))
292 		if (pr->flags.throttling && pr->throttling.state)
293 			result = acpi_processor_set_throttling(pr, 0, false);
294 		cpufreq_set_cur_state(pr->id, state);
296 		cpufreq_set_cur_state(pr->id, max_pstate);
297 		result = acpi_processor_set_throttling(pr,
309 int acpi_processor_thermal_init(struct acpi_processor *pr,
314 	pr->cdev = thermal_cooling_device_register("Processor", device,
316 	if (IS_ERR(pr->cdev)) {
317 		result = PTR_ERR(pr->cdev);
322 		pr->cdev->id);
325 				   &pr->cdev->device.kobj,
333 	result = sysfs_create_link(&pr->cdev->device.kobj,
337 		dev_err(&pr->cdev->device,
347 	thermal_cooling_device_unregister(pr->cdev);
352 void acpi_processor_thermal_exit(struct acpi_processor *pr,
355 	if (pr->cdev) {
357 		sysfs_remove_link(&pr->cdev->device.kobj, "device");
358 		thermal_cooling_device_unregister(pr->cdev);
359 		pr->cdev = NULL;