1 files changed, 35 insertions, 0 deletions

diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 78199151c00b..6586cbd0d4af 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -97,6 +97,7 @@ void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
 /* the following four functions are architecture-dependent */
 void acpi_numa_slit_init (struct acpi_table_slit *slit);
 void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
+void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
 void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
 void acpi_numa_arch_fixup(void);
 
@@ -257,6 +258,40 @@ void __init acpi_no_s4_hw_signature(void);
 void __init acpi_old_suspend_ordering(void);
 void __init acpi_s4_no_nvs(void);
 #endif /* CONFIG_PM_SLEEP */
+
+#define OSC_QUERY_TYPE                  0
+#define OSC_SUPPORT_TYPE                1
+#define OSC_CONTROL_TYPE                2
+#define OSC_SUPPORT_MASKS               0x1f
+
+/* _OSC DW0 Definition */
+#define OSC_QUERY_ENABLE                1
+#define OSC_REQUEST_ERROR               2
+#define OSC_INVALID_UUID_ERROR          4
+#define OSC_INVALID_REVISION_ERROR      8
+#define OSC_CAPABILITIES_MASK_ERROR     16
+
+/* _OSC DW1 Definition (OS Support Fields) */
+#define OSC_EXT_PCI_CONFIG_SUPPORT              1
+#define OSC_ACTIVE_STATE_PWR_SUPPORT            2
+#define OSC_CLOCK_PWR_CAPABILITY_SUPPORT        4
+#define OSC_PCI_SEGMENT_GROUPS_SUPPORT          8
+#define OSC_MSI_SUPPORT                         16
+
+/* _OSC DW1 Definition (OS Control Fields) */
+#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL       1
+#define OSC_SHPC_NATIVE_HP_CONTROL              2
+#define OSC_PCI_EXPRESS_PME_CONTROL             4
+#define OSC_PCI_EXPRESS_AER_CONTROL             8
+#define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL   16
+
+#define OSC_CONTROL_MASKS       (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL |    \
+                                OSC_SHPC_NATIVE_HP_CONTROL |            \
+                                OSC_PCI_EXPRESS_PME_CONTROL |           \
+                                OSC_PCI_EXPRESS_AER_CONTROL |           \
+                                OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL)
+
+extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 flags);
 #else   /* CONFIG_ACPI */
 
 static inline int early_acpi_boot_init(void)