1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
index 362d9559f065..bdae70e128c4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
@@ -57,6 +57,7 @@ struct amdgpu_hpd;
 #define to_amdgpu_connector(x) container_of(x, struct amdgpu_connector, base)
 #define to_amdgpu_encoder(x) container_of(x, struct amdgpu_encoder, base)
 #define to_amdgpu_framebuffer(x) container_of(x, struct amdgpu_framebuffer, base)
+#define to_amdgpu_plane(x)      container_of(x, struct amdgpu_plane, base)
 
 #define AMDGPU_MAX_HPD_PINS 6
 #define AMDGPU_MAX_CRTCS 6
@@ -439,6 +440,18 @@ struct amdgpu_crtc {
         struct drm_pending_vblank_event *event;
 };
 
+struct amdgpu_drm_plane_state {
+        struct drm_plane_state base;
+        unsigned int h_ratio;
+        unsigned int v_ratio;
+};
+
+static inline struct amdgpu_drm_plane_state *
+to_amdgpu_plane_state(struct drm_plane_state *state)
+{
+        return container_of(state, struct amdgpu_drm_plane_state, base);
+}
+
 struct amdgpu_plane {
         struct drm_plane base;
         enum drm_plane_type plane_type;