Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / gpu / drm / rcar-du / rcar_du_crtc.h

diff --git a/kernel/drivers/gpu/drm/rcar-du/rcar_du_crtc.h b/kernel/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
new file mode 100644 (file)
index 0000000..5d9aa9b
--- /dev/null
+++ b/kernel/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
@@ -0,0 +1,64 @@
+/*
+ * rcar_du_crtc.h  --  R-Car Display Unit CRTCs
+ *
+ * Copyright (C) 2013-2014 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_CRTC_H__
+#define __RCAR_DU_CRTC_H__
+
+#include <linux/mutex.h>
+#include <linux/wait.h>
+
+#include <drm/drmP.h>
+#include <drm/drm_crtc.h>
+
+struct rcar_du_group;
+
+struct rcar_du_crtc {
+       struct drm_crtc crtc;
+
+       struct clk *clock;
+       struct clk *extclock;
+       unsigned int mmio_offset;
+       unsigned int index;
+       bool started;
+
+       struct drm_pending_vblank_event *event;
+       wait_queue_head_t flip_wait;
+
+       unsigned int outputs;
+       bool enabled;
+
+       struct rcar_du_group *group;
+};
+
+#define to_rcar_crtc(c)        container_of(c, struct rcar_du_crtc, crtc)
+
+enum rcar_du_output {
+       RCAR_DU_OUTPUT_DPAD0,
+       RCAR_DU_OUTPUT_DPAD1,
+       RCAR_DU_OUTPUT_LVDS0,
+       RCAR_DU_OUTPUT_LVDS1,
+       RCAR_DU_OUTPUT_TCON,
+       RCAR_DU_OUTPUT_MAX,
+};
+
+int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int index);
+void rcar_du_crtc_enable_vblank(struct rcar_du_crtc *rcrtc, bool enable);
+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,
+                              enum rcar_du_output output);
+
+#endif /* __RCAR_DU_CRTC_H__ */