Linux-libre 4.6.2-gnu

1 files changed, 76 insertions, 0 deletions

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.h b/drivers/gpu/drm/rcar-du/rcar_du_vsp.h
new file mode 100644
index 000000000..df3bf3805
--- /dev/null
+++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.h
@@ -0,0 +1,76 @@
+/*
+ * rcar_du_vsp.h  --  R-Car Display Unit VSP-Based Compositor
+ *
+ * Copyright (C) 2015 Renesas Electronics Corporation
+ *
+ * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __RCAR_DU_VSP_H__
+#define __RCAR_DU_VSP_H__
+
+#include <drm/drmP.h>
+#include <drm/drm_crtc.h>
+
+struct rcar_du_format_info;
+struct rcar_du_vsp;
+
+struct rcar_du_vsp_plane {
+	struct drm_plane plane;
+	struct rcar_du_vsp *vsp;
+	unsigned int index;
+};
+
+struct rcar_du_vsp {
+	unsigned int index;
+	struct device *vsp;
+	struct rcar_du_device *dev;
+	struct rcar_du_vsp_plane *planes;
+	unsigned int num_planes;
+};
+
+static inline struct rcar_du_vsp_plane *to_rcar_vsp_plane(struct drm_plane *p)
+{
+	return container_of(p, struct rcar_du_vsp_plane, plane);
+}
+
+/**
+ * struct rcar_du_vsp_plane_state - Driver-specific plane state
+ * @state: base DRM plane state
+ * @format: information about the pixel format used by the plane
+ * @alpha: value of the plane alpha property
+ */
+struct rcar_du_vsp_plane_state {
+	struct drm_plane_state state;
+
+	const struct rcar_du_format_info *format;
+
+	unsigned int alpha;
+};
+
+static inline struct rcar_du_vsp_plane_state *
+to_rcar_vsp_plane_state(struct drm_plane_state *state)
+{
+	return container_of(state, struct rcar_du_vsp_plane_state, state);
+}
+
+#ifdef CONFIG_DRM_RCAR_VSP
+int rcar_du_vsp_init(struct rcar_du_vsp *vsp);
+void rcar_du_vsp_enable(struct rcar_du_crtc *crtc);
+void rcar_du_vsp_disable(struct rcar_du_crtc *crtc);
+void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc);
+void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc);
+#else
+static inline int rcar_du_vsp_init(struct rcar_du_vsp *vsp) { return 0; };
+static inline void rcar_du_vsp_enable(struct rcar_du_crtc *crtc) { };
+static inline void rcar_du_vsp_disable(struct rcar_du_crtc *crtc) { };
+static inline void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc) { };
+static inline void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc) { };
+#endif
+
+#endif /* __RCAR_DU_VSP_H__ */