Merge branches 'release' and 'throttling-domains' into release

arch/ia64/kernel/acpi-processor.c

@@ -45,6 +45,12 @@ static void init_intel_pdc(struct acpi_processor *pr)
 	buf[0] = ACPI_PDC_REVISION_ID;
 	buf[1] = 1;
 	buf[2] = ACPI_PDC_EST_CAPABILITY_SMP;
+	/*
+	 * The default of PDC_SMP_T_SWCOORD bit is set for IA64 cpu so
+	 * that OSPM is capable of native ACPI throttling software
+	 * coordination using BIOS supplied _TSD info.
+	 */
+	buf[2] |= ACPI_PDC_SMP_T_SWCOORD;
 
 	obj->type = ACPI_TYPE_BUFFER;
 	obj->buffer.length = 12;

arch/x86/kernel/acpi/processor.c

@@ -46,6 +46,12 @@ static void init_intel_pdc(struct acpi_processor *pr, struct cpuinfo_x86 *c)
 	buf[1] = 1;
 	buf[2] = ACPI_PDC_C_CAPABILITY_SMP;
 
+	/*
+	 * The default of PDC_SMP_T_SWCOORD bit is set for intel x86 cpu so
+	 * that OSPM is capable of native ACPI throttling software
+	 * coordination using BIOS supplied _TSD info.
+	 */
+	buf[2] |= ACPI_PDC_SMP_T_SWCOORD;
 	if (cpu_has(c, X86_FEATURE_EST))
 		buf[2] |= ACPI_PDC_EST_CAPABILITY_SWSMP;
 

drivers/acpi/processor_core.c

@@ -1091,6 +1091,8 @@ static int __init acpi_processor_init(void)
 
 	acpi_processor_ppc_init();
 
+	acpi_processor_throttling_init();
+
 	return 0;
 
 out_cpuidle:

include/acpi/processor.h

@@ -177,6 +177,8 @@ struct acpi_processor_throttling {
 	u32 address;
 	u8 duty_offset;
 	u8 duty_width;
+	u8 tsd_valid_flag;
+	unsigned int shared_type;
 	struct acpi_processor_tx states[ACPI_PROCESSOR_MAX_THROTTLING];
 };
 
@@ -317,7 +319,7 @@ static inline int acpi_processor_ppc_has_changed(struct acpi_processor *pr)
 int acpi_processor_get_throttling_info(struct acpi_processor *pr);
 extern int acpi_processor_set_throttling(struct acpi_processor *pr, int state);
 extern struct file_operations acpi_processor_throttling_fops;
-
+extern void acpi_processor_throttling_init(void);
 /* in processor_idle.c */
 int acpi_processor_power_init(struct acpi_processor *pr,
 			      struct acpi_device *device);