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Diffstat (limited to 'drivers/media/platform/renesas/vsp1/vsp1_hgt.h')
-rw-r--r--drivers/media/platform/renesas/vsp1/vsp1_hgt.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/media/platform/renesas/vsp1/vsp1_hgt.h b/drivers/media/platform/renesas/vsp1/vsp1_hgt.h
new file mode 100644
index 000000000..38ec237bd
--- /dev/null
+++ b/drivers/media/platform/renesas/vsp1/vsp1_hgt.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * vsp1_hgt.h -- R-Car VSP1 Histogram Generator 2D
+ *
+ * Copyright (C) 2016 Renesas Electronics Corporation
+ *
+ * Contact: Niklas Söderlund (niklas.soderlund@ragnatech.se)
+ */
+#ifndef __VSP1_HGT_H__
+#define __VSP1_HGT_H__
+
+#include <media/media-entity.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-subdev.h>
+
+#include "vsp1_histo.h"
+
+struct vsp1_device;
+
+#define HGT_NUM_HUE_AREAS 6
+
+struct vsp1_hgt {
+ struct vsp1_histogram histo;
+
+ struct v4l2_ctrl_handler ctrls;
+
+ u8 hue_areas[HGT_NUM_HUE_AREAS * 2];
+};
+
+static inline struct vsp1_hgt *to_hgt(struct v4l2_subdev *subdev)
+{
+ return container_of(subdev, struct vsp1_hgt, histo.entity.subdev);
+}
+
+struct vsp1_hgt *vsp1_hgt_create(struct vsp1_device *vsp1);
+void vsp1_hgt_frame_end(struct vsp1_entity *hgt);
+
+#endif /* __VSP1_HGT_H__ */