Merge intel.com:/home/lenb/src/linux-acpi-test-2.6.1

into intel.com:/home/lenb/src/linux-acpi-test-2.6.2

drivers/acpi/dispatcher/dsmthdat.c

@@ -203,9 +203,10 @@ acpi_ds_method_data_init_args (
 	while ((index < ACPI_METHOD_NUM_ARGS) && (index < max_param_count) && params[index]) {
 		/*
 		 * A valid parameter.
-		 * Store the argument in the method/walk descriptor
+		 * Store the argument in the method/walk descriptor.
+		 * Do not copy the arg in order to implement call by reference
 		 */
-		status = acpi_ds_store_object_to_local (AML_ARG_OP, index, params[index],
+		status = acpi_ds_method_data_set_value (AML_ARG_OP, index, params[index],
 				 walk_state);
 		if (ACPI_FAILURE (status)) {
 			return_ACPI_STATUS (status);

include/acpi/processor.h

@@ -9,8 +9,6 @@
 #define ACPI_PROCESSOR_MAX_C2_LATENCY	100
 #define ACPI_PROCESSOR_MAX_C3_LATENCY	1000
 
-#define ACPI_PROCESSOR_MAX_PERFORMANCE	8
-
 #define ACPI_PROCESSOR_MAX_THROTTLING	16
 #define ACPI_PROCESSOR_MAX_THROTTLE	250	/* 25% */
 #define ACPI_PROCESSOR_MAX_DUTY_WIDTH	4
@@ -67,20 +65,22 @@ struct acpi_processor_px {
 	acpi_integer		status;			/* success indicator */
 };
 
+#define ACPI_PDC_REVISION_ID                   0x1
+
 struct acpi_processor_performance {
-	int			state;
-	int			platform_limit;
-	u16			control_register;
-	u16			status_register;
-	u8			control_register_bit_width;
-	u8			status_register_bit_width;
-	int			state_count;
-	struct acpi_processor_px states[ACPI_PROCESSOR_MAX_PERFORMANCE];
-	struct cpufreq_frequency_table freq_table[ACPI_PROCESSOR_MAX_PERFORMANCE];
-	struct acpi_processor   *pr;
+	unsigned int		 state;
+	unsigned int		 platform_limit;
+	struct acpi_pct_register control_register;
+	struct acpi_pct_register status_register;
+	unsigned int		 state_count;
+	struct acpi_processor_px *states;
+
+	/* the _PDC objects passed by the driver, if any */
+	struct acpi_object_list *pdc;
 };
 
 
+
 /* Throttling Control */
 
 struct acpi_processor_tx {