diff options
Diffstat (limited to 'drivers/acpi/processor_perflib.c')
| -rw-r--r-- | drivers/acpi/processor_perflib.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index c7cf48ad5cb9..a651ab3490d8 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -533,7 +533,7 @@ int acpi_processor_notify_smm(struct module *calling_module) EXPORT_SYMBOL(acpi_processor_notify_smm); -static int acpi_processor_get_psd(struct acpi_processor *pr) +int acpi_processor_get_psd(acpi_handle handle, struct acpi_psd_package *pdomain) { int result = 0; acpi_status status = AE_OK; @@ -541,9 +541,8 @@ static int acpi_processor_get_psd(struct acpi_processor *pr) struct acpi_buffer format = {sizeof("NNNNN"), "NNNNN"}; struct acpi_buffer state = {0, NULL}; union acpi_object *psd = NULL; - struct acpi_psd_package *pdomain; - status = acpi_evaluate_object(pr->handle, "_PSD", NULL, &buffer); + status = acpi_evaluate_object(handle, "_PSD", NULL, &buffer); if (ACPI_FAILURE(status)) { return -ENODEV; } @@ -561,8 +560,6 @@ static int acpi_processor_get_psd(struct acpi_processor *pr) goto end; } - pdomain = &(pr->performance->domain_info); - state.length = sizeof(struct acpi_psd_package); state.pointer = pdomain; @@ -597,6 +594,7 @@ end: kfree(buffer.pointer); return result; } +EXPORT_SYMBOL(acpi_processor_get_psd); int acpi_processor_preregister_performance( struct acpi_processor_performance __percpu *performance) @@ -645,7 +643,8 @@ int acpi_processor_preregister_performance( pr->performance = per_cpu_ptr(performance, i); cpumask_set_cpu(i, pr->performance->shared_cpu_map); - if (acpi_processor_get_psd(pr)) { + pdomain = &(pr->performance->domain_info); + if (acpi_processor_get_psd(pr->handle, pdomain)) { retval = -EINVAL; continue; } |