acpi-cpufreq.c File Reference

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/smp.h>
#include <linux/sched.h>
#include <linux/cpufreq.h>
#include <linux/compiler.h>
#include <linux/dmi.h>
#include <linux/slab.h>
#include <linux/acpi.h>
#include <linux/io.h>
#include <linux/delay.h>
#include <linux/uaccess.h>
#include <acpi/processor.h>
#include <asm/msr.h>
#include <asm/processor.h>
#include <asm/cpufeature.h>
#include "mperf.h"

Go to the source code of this file.

Data Structures
struct	acpi_cpufreq_data
struct	msr_addr
struct	io_addr
struct	drv_cmd

Macros
#define	PFX   "acpi-cpufreq: "
#define	INTEL_MSR_RANGE   (0xffff)
#define	AMD_MSR_RANGE   (0x7)
#define	MSR_K7_HWCR_CPB_DIS   (1ULL << 25)

Enumerations
enum	{ UNDEFINED_CAPABLE = 0, SYSTEM_INTEL_MSR_CAPABLE, SYSTEM_AMD_MSR_CAPABLE, SYSTEM_IO_CAPABLE }

Functions
	MODULE_AUTHOR ("Paul Diefenbaugh, Dominik Brodowski")
	MODULE_DESCRIPTION ("ACPI Processor P-States Driver")
	MODULE_LICENSE ("GPL")
	module_param (acpi_pstate_strict, uint, 0644)
	MODULE_PARM_DESC (acpi_pstate_strict,"value 0 or non-zero. non-zero -> strict ACPI checks are ""performed during frequency changes.")
	late_initcall (acpi_cpufreq_init)
	module_exit (acpi_cpufreq_exit)
	MODULE_ALIAS ("acpi")

Macro Definition Documentation

#define AMD_MSR_RANGE   (0x7)

Definition at line 64 of file acpi-cpufreq.c.

#define INTEL_MSR_RANGE   (0xffff)

Definition at line 63 of file acpi-cpufreq.c.

#define MSR_K7_HWCR_CPB_DIS   (1ULL << 25)

Definition at line 66 of file acpi-cpufreq.c.

#define PFX   "acpi-cpufreq: "

Definition at line 54 of file acpi-cpufreq.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

UNDEFINED_CAPABLE
SYSTEM_INTEL_MSR_CAPABLE
SYSTEM_AMD_MSR_CAPABLE
SYSTEM_IO_CAPABLE

Definition at line 56 of file acpi-cpufreq.c.

Function Documentation

late_initcall

(

acpi_cpufreq_init

)

MODULE_ALIAS

(

"acpi"

)

MODULE_AUTHOR	(	"Paul	Diefenbaugh,
		Dominik Brodowski"
	)

MODULE_DESCRIPTION

(

"ACPI Processor P-States Driver"

)

module_exit

(

acpi_cpufreq_exit

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	acpi_pstate_strict	,
		uint	,
		0644
	)

MODULE_PARM_DESC	(	acpi_pstate_strict	,
		"value 0 or non-zero. non-zero -> strict ACPI checks are ""performed during frequency changes."
	)