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| author |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-11-07 19:18:27 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-11-07 19:18:27 +0100 |
| commit | 8dbb8d54fe0bb551d515393fca495508d36af2a1 (patch) | |
| tree | fd35c997c01a7e61cf6e547e6561a34887a42c25 /drivers/acpi | |
| parent | Merge branch 'pm-cpufreq' (diff) | |
| parent | ACPI / processor: Do not request ACPI cpufreq module directly (diff) | |
| download | linux-dev-8dbb8d54fe0bb551d515393fca495508d36af2a1.tar.xz linux-dev-8dbb8d54fe0bb551d515393fca495508d36af2a1.zip | |
Merge branch 'acpi-processor'
* acpi-processor:
ACPI / processor: Do not request ACPI cpufreq module directly
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/processor_driver.c | 1 | ||||
| -rw-r--r-- | drivers/acpi/processor_perflib.c | 22 |
2 files changed, 0 insertions, 23 deletions
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index 40fc773ab6e0..146ab7e2b81d 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -171,7 +171,6 @@ static int __acpi_processor_start(struct acpi_device *device) #ifdef CONFIG_CPU_FREQ acpi_processor_ppc_has_changed(pr, 0); - acpi_processor_load_module(pr); #endif acpi_processor_get_throttling_info(pr); diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 51d7948611da..60a7c28fc167 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -235,28 +235,6 @@ void acpi_processor_ppc_exit(void) acpi_processor_ppc_status &= ~PPC_REGISTERED; } -/* - * Do a quick check if the systems looks like it should use ACPI - * cpufreq. We look at a _PCT method being available, but don't - * do a whole lot of sanity checks. - */ -void acpi_processor_load_module(struct acpi_processor *pr) -{ - static int requested; - acpi_status status = 0; - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - - if (!arch_has_acpi_pdc() || requested) - return; - status = acpi_evaluate_object(pr->handle, "_PCT", NULL, &buffer); - if (!ACPI_FAILURE(status)) { - printk(KERN_INFO PREFIX "Requesting acpi_cpufreq\n"); - request_module_nowait("acpi_cpufreq"); - requested = 1; - } - kfree(buffer.pointer); -} - static int acpi_processor_get_performance_control(struct acpi_processor *pr) { int result = 0; |