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Diffstat (limited to 'arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c')
-rw-r--r--arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c38
1 files changed, 19 insertions, 19 deletions
diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
index 89c676d6caf..022222c76e3 100644
--- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -1,5 +1,5 @@
/*
- * acpi-cpufreq.c - ACPI Processor P-States Driver ($Revision: 1.4 $)
+ * acpi-cpufreq.c - ACPI Processor P-States Driver
*
* Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
* Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
@@ -36,16 +36,18 @@
#include <linux/ftrace.h>
#include <linux/acpi.h>
+#include <linux/io.h>
+#include <linux/delay.h>
+#include <linux/uaccess.h>
+
#include <acpi/processor.h>
-#include <asm/io.h>
#include <asm/msr.h>
#include <asm/processor.h>
#include <asm/cpufeature.h>
-#include <asm/delay.h>
-#include <asm/uaccess.h>
-#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, "acpi-cpufreq", msg)
+#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, \
+ "acpi-cpufreq", msg)
MODULE_AUTHOR("Paul Diefenbaugh, Dominik Brodowski");
MODULE_DESCRIPTION("ACPI Processor P-States Driver");
@@ -95,7 +97,7 @@ static unsigned extract_io(u32 value, struct acpi_cpufreq_data *data)
perf = data->acpi_data;
- for (i=0; i<perf->state_count; i++) {
+ for (i = 0; i < perf->state_count; i++) {
if (value == perf->states[i].status)
return data->freq_table[i].frequency;
}
@@ -110,7 +112,7 @@ static unsigned extract_msr(u32 msr, struct acpi_cpufreq_data *data)
msr &= INTEL_MSR_RANGE;
perf = data->acpi_data;
- for (i=0; data->freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
+ for (i = 0; data->freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
if (msr == perf->states[data->freq_table[i].index].status)
return data->freq_table[i].frequency;
}
@@ -138,15 +140,13 @@ struct io_addr {
u8 bit_width;
};
-typedef union {
- struct msr_addr msr;
- struct io_addr io;
-} drv_addr_union;
-
struct drv_cmd {
unsigned int type;
const struct cpumask *mask;
- drv_addr_union addr;
+ union {
+ struct msr_addr msr;
+ struct io_addr io;
+ } addr;
u32 val;
};
@@ -369,7 +369,7 @@ static unsigned int check_freqs(const struct cpumask *mask, unsigned int freq,
unsigned int cur_freq;
unsigned int i;
- for (i=0; i<100; i++) {
+ for (i = 0; i < 100; i++) {
cur_freq = extract_freq(get_cur_val(mask), data);
if (cur_freq == freq)
return 1;
@@ -494,7 +494,7 @@ acpi_cpufreq_guess_freq(struct acpi_cpufreq_data *data, unsigned int cpu)
unsigned long freq;
unsigned long freqn = perf->states[0].core_frequency * 1000;
- for (i=0; i<(perf->state_count-1); i++) {
+ for (i = 0; i < (perf->state_count-1); i++) {
freq = freqn;
freqn = perf->states[i+1].core_frequency * 1000;
if ((2 * cpu_khz) > (freqn + freq)) {
@@ -601,7 +601,7 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
if (!data)
return -ENOMEM;
- data->acpi_data = percpu_ptr(acpi_perf_data, cpu);
+ data->acpi_data = per_cpu_ptr(acpi_perf_data, cpu);
per_cpu(drv_data, cpu) = data;
if (cpu_has(c, X86_FEATURE_CONSTANT_TSC))
@@ -673,7 +673,7 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
/* detect transition latency */
policy->cpuinfo.transition_latency = 0;
- for (i=0; i<perf->state_count; i++) {
+ for (i = 0; i < perf->state_count; i++) {
if ((perf->states[i].transition_latency * 1000) >
policy->cpuinfo.transition_latency)
policy->cpuinfo.transition_latency =
@@ -694,8 +694,8 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
data->max_freq = perf->states[0].core_frequency * 1000;
/* table init */
- for (i=0; i<perf->state_count; i++) {
- if (i>0 && perf->states[i].core_frequency >=
+ for (i = 0; i < perf->state_count; i++) {
+ if (i > 0 && perf->states[i].core_frequency >=
data->freq_table[valid_states-1].frequency / 1000)
continue;