drm: Renesas R-Car Display Unit DRM driver
The R-Car Display Unit (DU) DRM driver supports both superposition
processors and all eight planes in RGB and YUV formats with alpha
blending.
Only VGA and LVDS encoders and connectors are currently supported.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
new file mode 100644
index 0000000..2a0365b
--- /dev/null
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
@@ -0,0 +1,50 @@
+/*
+ * rcar_du_crtc.h -- R-Car Display Unit CRTCs
+ *
+ * Copyright (C) 2013 Renesas 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_CRTC_H__
+#define __RCAR_DU_CRTC_H__
+
+#include <linux/mutex.h>
+
+#include <drm/drmP.h>
+#include <drm/drm_crtc.h>
+
+struct rcar_du_device;
+struct rcar_du_plane;
+
+struct rcar_du_crtc {
+ struct drm_crtc crtc;
+
+ unsigned int mmio_offset;
+ unsigned int index;
+ bool started;
+
+ struct drm_pending_vblank_event *event;
+ unsigned int outputs;
+ int dpms;
+
+ struct rcar_du_plane *plane;
+};
+
+int rcar_du_crtc_create(struct rcar_du_device *rcdu, unsigned int index);
+void rcar_du_crtc_enable_vblank(struct rcar_du_crtc *rcrtc, bool enable);
+void rcar_du_crtc_irq(struct rcar_du_crtc *rcrtc);
+void rcar_du_crtc_cancel_page_flip(struct rcar_du_crtc *rcrtc,
+ struct drm_file *file);
+void rcar_du_crtc_suspend(struct rcar_du_crtc *rcrtc);
+void rcar_du_crtc_resume(struct rcar_du_crtc *rcrtc);
+
+void rcar_du_crtc_route_output(struct drm_crtc *crtc, unsigned int output);
+void rcar_du_crtc_update_planes(struct drm_crtc *crtc);
+
+#endif /* __RCAR_DU_CRTC_H__ */