radeon/audio: consolidate select_pin() functions

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Slava Grigorev <slava.grigorev@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon_audio.h b/drivers/gpu/drm/radeon/radeon_audio.h
index 492f98b..36d329a 100644
--- a/drivers/gpu/drm/radeon/radeon_audio.h
+++ b/drivers/gpu/drm/radeon/radeon_audio.h
@@ -41,6 +41,7 @@
 
 struct radeon_audio_funcs
 {
+	void (*select_pin)(struct drm_encoder *encoder);
 	struct r600_audio_pin* (*get_pin)(struct radeon_device *rdev);
 	void (*write_latency_fields)(struct drm_encoder *encoder,
 		struct drm_connector *connector, struct drm_display_mode *mode);
@@ -62,5 +63,6 @@
 void radeon_audio_write_latency_fields(struct drm_encoder *encoder,
 	struct drm_display_mode *mode);
 struct r600_audio_pin *radeon_audio_get_pin(struct drm_encoder *encoder);
+void radeon_audio_select_pin(struct drm_encoder *encoder);
 
 #endif