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ACPI: thermal: remove unused limit code 

acpi_processor_apply_limit()
acpi_thermal_cpufreq_increase()
acpi_thermal_cpufreq_decrease()

Signed-off-by: Len Brown <len.brown@intel.com>
hifive-unleashed-5.1
Len Brown 2010-10-19 13:58:34 -04:00
parent 01eac60bcc
commit ab7c13c4a5
1 changed files with 0 additions and 71 deletions
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71
drivers/acpi/processor_thermal.c
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@ -44,47 +44,6 @@
#define _COMPONENT ACPI_PROCESSOR_COMPONENT
ACPI_MODULE_NAME("processor_thermal");
/* --------------------------------------------------------------------------
Limit Interface
-------------------------------------------------------------------------- */
static int acpi_processor_apply_limit(struct acpi_processor *pr)
{
int result = 0;
u16 px = 0;
u16 tx = 0;
if (!pr)
return -EINVAL;
if (!pr->flags.limit)
return -ENODEV;
if (pr->flags.throttling) {
if (pr->limit.user.tx > tx)
tx = pr->limit.user.tx;
if (pr->limit.thermal.tx > tx)
tx = pr->limit.thermal.tx;
result = acpi_processor_set_throttling(pr, tx, false);
if (result)
goto end;
}
pr->limit.state.px = px;
pr->limit.state.tx = tx;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Processor [%d] limit set to (P%d:T%d)\n", pr->id,
pr->limit.state.px, pr->limit.state.tx));
end:
if (result)
printk(KERN_ERR PREFIX "Unable to set limit\n");
return result;
}
#ifdef CONFIG_CPU_FREQ
/* If a passive cooling situation is detected, primarily CPUfreq is used, as it
@ -107,36 +66,6 @@ static int cpu_has_cpufreq(unsigned int cpu)
return 1;
}
static int acpi_thermal_cpufreq_increase(unsigned int cpu)
{
if (!cpu_has_cpufreq(cpu))
return -ENODEV;
if (per_cpu(cpufreq_thermal_reduction_pctg, cpu) <
CPUFREQ_THERMAL_MAX_STEP) {
per_cpu(cpufreq_thermal_reduction_pctg, cpu)++;
cpufreq_update_policy(cpu);
return 0;
}
return -ERANGE;
}
static int acpi_thermal_cpufreq_decrease(unsigned int cpu)
{
if (!cpu_has_cpufreq(cpu))
return -ENODEV;
if (per_cpu(cpufreq_thermal_reduction_pctg, cpu) >
(CPUFREQ_THERMAL_MIN_STEP + 1))
per_cpu(cpufreq_thermal_reduction_pctg, cpu)--;
else
per_cpu(cpufreq_thermal_reduction_pctg, cpu) = 0;
cpufreq_update_policy(cpu);
/* We reached max freq again and can leave passive mode */
return !per_cpu(cpufreq_thermal_reduction_pctg, cpu);
}
static int acpi_thermal_cpufreq_notifier(struct notifier_block *nb,
unsigned long event, void *data)
{