1 files changed, 61 insertions, 0 deletions

diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
new file mode 100644
index 0000000000..857126a36e
--- /dev/null
+++ b/include/linux/pci-acpi.h
@@ -0,0 +1,61 @@
+/*
+ * File         pci-acpi.h
+ *
+ * Copyright (C) 2004 Intel
+ * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
+ */
+
+#ifndef _PCI_ACPI_H_
+#define _PCI_ACPI_H_
+
+#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)
+
+#ifdef CONFIG_ACPI
+extern acpi_status pci_osc_control_set(u32 flags);
+extern acpi_status pci_osc_support_set(u32 flags);
+#else
+#if !defined(acpi_status)
+typedef u32             acpi_status;
+#define AE_ERROR        (acpi_status) (0x0001)
+#endif    
+static inline acpi_status pci_osc_control_set(u32 flags) {return AE_ERROR;}
+static inline acpi_status pci_osc_support_set(u32 flags) {return AE_ERROR;} 
+#endif
+
+#endif  /* _PCI_ACPI_H_ */