[PATCH 6/12] acpi: fix compile warnings

["Andreas Herrmann" <andreas.herrmann3@amd.com>]

Fix compile warnings:

 drivers/acpi/bus.c: In function 'acpi_bus_get_power':
 drivers/acpi/bus.c:162: warning: implicit declaration of function 'acpi_power_get_inferred_state'
 drivers/acpi/bus.c: In function 'acpi_bus_set_power':
 drivers/acpi/bus.c:232: warning: implicit declaration of function 'acpi_power_transition'

Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com>
---
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index b4a9ea5..e01dca1 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -43,6 +43,8 @@ ACPI_MODULE_NAME("bus");
 #ifdef	CONFIG_X86
 extern void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger);
 #endif
+extern int acpi_power_get_inferred_state(struct acpi_device *);
+extern int acpi_power_transition(struct acpi_device *, int);
 
 struct acpi_device *acpi_root;
 struct proc_dir_entry *acpi_root_dir;



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