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Commit 919158d1 authored by Thomas Renninger's avatar Thomas Renninger Committed by Len Brown
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ACPI: cpufreq: Print _PPC changes via cpufreq debug layer 



enabled with CPU_FREQ_DEBUG

Signed-off-by: default avatarThomas Renninger <trenn@suse.de>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent b0b23e0a

drivers/acpi/processor_perflib.c

+7 −0
Original line number Diff line number Diff line
@@ -50,6 +50,10 @@ ACPI_MODULE_NAME("processor_perflib"); 


static DEFINE_MUTEX(performance_mutex);



/* Use cpufreq debug layer for _PPC changes. */

#define cpufreq_printk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_CORE, \

						"cpufreq-core", msg)



/*

 * _PPC support is implemented as a CPUfreq policy notifier:

 * This means each time a CPUfreq driver registered also with
@@ -131,6 +135,9 @@ static int acpi_processor_get_platform_limit(struct acpi_processor *pr) 
		return -ENODEV;

	}



	cpufreq_printk("CPU %d: _PPC is %d - frequency %s limited\n", pr->id,

		       (int)ppc, ppc ? "" : "not");



	pr->performance_platform_limit = (int)ppc;



	return 0;