1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_vsp.h b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_vsp.h
new file mode 100644
index 000000000000..322eb80dcbaf
--- /dev/null
+++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_vsp.h
@@ -0,0 +1,82 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * RZ/G2L Display Unit VSP-Based Compositor
+ *
+ * Copyright (C) 2023 Renesas Electronics Corporation
+ *
+ * Based on rcar_du_vsp.h
+ */
+
+#ifndef __RZG2L_DU_VSP_H__
+#define __RZG2L_DU_VSP_H__
+
+#include <drm/drm_plane.h>
+#include <linux/container_of.h>
+#include <linux/scatterlist.h>
+
+struct device;
+struct drm_framebuffer;
+struct rzg2l_du_device;
+struct rzg2l_du_format_info;
+struct rzg2l_du_vsp;
+
+struct rzg2l_du_vsp_plane {
+	struct drm_plane plane;
+	struct rzg2l_du_vsp *vsp;
+	unsigned int index;
+};
+
+struct rzg2l_du_vsp {
+	unsigned int index;
+	struct device *vsp;
+	struct rzg2l_du_device *dev;
+};
+
+static inline struct rzg2l_du_vsp_plane *to_rzg2l_vsp_plane(struct drm_plane *p)
+{
+	return container_of(p, struct rzg2l_du_vsp_plane, plane);
+}
+
+/**
+ * struct rzg2l_du_vsp_plane_state - Driver-specific plane state
+ * @state: base DRM plane state
+ * @format: information about the pixel format used by the plane
+ */
+struct rzg2l_du_vsp_plane_state {
+	struct drm_plane_state state;
+
+	const struct rzg2l_du_format_info *format;
+};
+
+static inline struct rzg2l_du_vsp_plane_state *
+to_rzg2l_vsp_plane_state(struct drm_plane_state *state)
+{
+	return container_of(state, struct rzg2l_du_vsp_plane_state, state);
+}
+
+#if IS_ENABLED(CONFIG_VIDEO_RENESAS_VSP1)
+int rzg2l_du_vsp_init(struct rzg2l_du_vsp *vsp, struct device_node *np,
+		      unsigned int crtcs);
+void rzg2l_du_vsp_enable(struct rzg2l_du_crtc *crtc);
+void rzg2l_du_vsp_disable(struct rzg2l_du_crtc *crtc);
+void rzg2l_du_vsp_atomic_flush(struct rzg2l_du_crtc *crtc);
+struct drm_plane *rzg2l_du_vsp_get_drm_plane(struct rzg2l_du_crtc *crtc,
+					     unsigned int pipe_index);
+#else
+static inline int rzg2l_du_vsp_init(struct rzg2l_du_vsp *vsp, struct device_node *np,
+				    unsigned int crtcs)
+{
+	return -ENXIO;
+}
+
+static inline void rzg2l_du_vsp_enable(struct rzg2l_du_crtc *crtc) { };
+static inline void rzg2l_du_vsp_disable(struct rzg2l_du_crtc *crtc) { };
+static inline void rzg2l_du_vsp_atomic_flush(struct rzg2l_du_crtc *crtc) { };
+static inline struct drm_plane *rzg2l_du_vsp_get_drm_plane(struct rzg2l_du_crtc *crtc,
+							   unsigned int pipe_index)
+{
+	return ERR_PTR(-ENXIO);
+}
+#endif
+
+#endif /* __RZG2L_DU_VSP_H__ */