1 files changed, 11 insertions, 0 deletions

diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 3f968665899b..f421dd84f29d 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -151,6 +151,7 @@ extern int ec_write(u8 addr, u8 val);
 extern int ec_transaction(u8 command,
                           const u8 *wdata, unsigned wdata_len,
                           u8 *rdata, unsigned rdata_len);
+extern acpi_handle ec_get_handle(void);
 
 #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
 
@@ -371,4 +372,14 @@ static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
 
 #endif  /* !CONFIG_ACPI */
 
+#ifdef CONFIG_ACPI
+void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
+                               u32 pm1a_ctrl,  u32 pm1b_ctrl));
+
+acpi_status acpi_os_prepare_sleep(u8 sleep_state,
+                                  u32 pm1a_control, u32 pm1b_control);
+#else
+#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
+#endif
+
 #endif  /*_LINUX_ACPI_H*/