diff --git a/src/drivers/intel/gma/i915.h b/src/drivers/intel/gma/i915.h
index fc7b35ab83..ff44ac1b60 100644
--- a/src/drivers/intel/gma/i915.h
+++ b/src/drivers/intel/gma/i915.h
@@ -99,8 +99,6 @@ struct i915_gpu_controller_info
 
 void
 drivers_intel_gma_displays_ssdt_generate(const struct i915_gpu_controller_info *conf);
-const struct i915_gpu_controller_info *
-intel_gma_get_controller_info(void);
 
 /* vbt.c */
 struct device;