ACPI: processor: change acpi_processor_eval_pdc interface

acpi_processor_eval_pdc() really only needs a handle and an
acpi_object_list * to do its work.

No need to pass in a struct acpi_processor *, so let's be more specific
about what we want.

Signed-off-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 4 insertions, 8 deletions

diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c
index 23d2828157e0..974de4eb2982 100644
--- a/drivers/acpi/processor_pdc.c
+++ b/drivers/acpi/processor_pdc.c
@@ -97,13 +97,11 @@ static struct acpi_object_list *acpi_processor_alloc_pdc(void)
  * _PDC is required for a BIOS-OS handshake for most of the newer
  * ACPI processor features.
  */
-static int acpi_processor_eval_pdc(struct acpi_processor *pr)
+static int
+acpi_processor_eval_pdc(acpi_handle handle, struct acpi_object_list *pdc_in)
 {
-        struct acpi_object_list *pdc_in = pr->pdc;
         acpi_status status = AE_OK;
 
-        if (!pdc_in)
-                return status;
         if (idle_nomwait) {
                 /*
                  * If mwait is disabled for CPU C-states, the C2C3_FFH access
@@ -118,7 +116,7 @@ static int acpi_processor_eval_pdc(struct acpi_processor *pr)
                 buffer[2] &= ~(ACPI_PDC_C_C2C3_FFH | ACPI_PDC_C_C1_FFH);
 
         }
-        status = acpi_evaluate_object(pr->handle, "_PDC", pdc_in, NULL);
+        status = acpi_evaluate_object(handle, "_PDC", pdc_in, NULL);
 
         if (ACPI_FAILURE(status))
                 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
@@ -148,9 +146,7 @@ void acpi_processor_set_pdc(struct acpi_processor *pr)
         if (!obj_list)
                 return;
 
-        pr->pdc = obj_list;
-
-        acpi_processor_eval_pdc(pr);
+        acpi_processor_eval_pdc(pr->handle, obj_list);
         acpi_processor_cleanup_pdc(pr);
 }
 EXPORT_SYMBOL_GPL(acpi_processor_set_pdc);