drivers/acpi/processor_perflib.c

25 #define ACPI_PROCESSOR_FILE_PERFORMANCE	"performance"
80 	    ppc >= pr->performance->state_count)
98 		qos_value = pr->performance->states[index].core_frequency * 1000;
114  *	0: success. OSPM is now using the performance state specified.
128 	if (ignore_ppc || !pr->performance) {
158 	if (!pr || !pr->performance || !pr->performance->state_count)
161 	*limit = pr->performance->states[pr->performance_platform_limit].
245 	memcpy(&pr->performance->control_register, obj.buffer.pointer,
261 	memcpy(&pr->performance->status_register, obj.buffer.pointer,
329 	acpi_handle_debug(pr->handle, "Found %d performance states\n",
332 	pr->performance->state_count = pss->package.count;
333 	pr->performance->states =
337 	if (!pr->performance->states) {
342 	for (i = 0; i < pr->performance->state_count; i++) {
344 		struct acpi_processor_px *px = &(pr->performance->states[i]);
357 			kfree(pr->performance->states);
387 				memcpy(&(pr->performance->states[last_invalid]),
398 		kfree(pr->performance->states);
399 		pr->performance->states = NULL;
403 		pr->performance->state_count = last_invalid;
415 	if (!pr || !pr->performance || !pr->handle)
420 				  "ACPI-based processor performance control unavailable\n");
586 		struct acpi_processor_performance __percpu *performance)
604 	 * changing pr->performance if it has. Check input data as well.
613 		if (pr->performance) {
618 		if (!performance || !per_cpu_ptr(performance, i)) {
630 		pr->performance = per_cpu_ptr(performance, i);
631 		pdomain = &(pr->performance->domain_info);
652 		pdomain = &(pr->performance->domain_info);
653 		cpumask_set_cpu(i, pr->performance->shared_cpu_map);
661 			pr->performance->shared_type = CPUFREQ_SHARED_TYPE_ALL;
663 			pr->performance->shared_type = CPUFREQ_SHARED_TYPE_HW;
665 			pr->performance->shared_type = CPUFREQ_SHARED_TYPE_ANY;
675 			match_pdomain = &(match_pr->performance->domain_info);
692 			cpumask_set_cpu(j, pr->performance->shared_cpu_map);
703 			match_pdomain = &(match_pr->performance->domain_info);
707 			match_pr->performance->shared_type =
708 					pr->performance->shared_type;
709 			cpumask_copy(match_pr->performance->shared_cpu_map,
710 				     pr->performance->shared_cpu_map);
717 		if (!pr || !pr->performance)
722 			cpumask_clear(pr->performance->shared_cpu_map);
723 			cpumask_set_cpu(i, pr->performance->shared_cpu_map);
724 			pr->performance->shared_type = CPUFREQ_SHARED_TYPE_NONE;
726 		pr->performance = NULL; /* Will be set for real in register */
737 					*performance, unsigned int cpu)
752 	if (pr->performance) {
757 	WARN_ON(!performance);
759 	pr->performance = performance;
762 		pr->performance = NULL;
782 	if (pr->performance)
783 		kfree(pr->performance->states);
785 	pr->performance = NULL;