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-rw-r--r--include/linux/acpi.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index dfcd920..3247e09 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -253,6 +253,13 @@ void __init acpi_old_suspend_ordering(void);
void __init acpi_s4_no_nvs(void);
#endif /* CONFIG_PM_SLEEP */
+struct acpi_osc_context {
+ char *uuid_str; /* uuid string */
+ int rev;
+ struct acpi_buffer cap; /* arg2/arg3 */
+ struct acpi_buffer ret; /* free by caller if success */
+};
+
#define OSC_QUERY_TYPE 0
#define OSC_SUPPORT_TYPE 1
#define OSC_CONTROL_TYPE 2
@@ -265,6 +272,8 @@ void __init acpi_s4_no_nvs(void);
#define OSC_INVALID_REVISION_ERROR 8
#define OSC_CAPABILITIES_MASK_ERROR 16
+acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
+
/* _OSC DW1 Definition (OS Support Fields) */
#define OSC_EXT_PCI_CONFIG_SUPPORT 1
#define OSC_ACTIVE_STATE_PWR_SUPPORT 2