linux/drivers/media/platform/vsp1/vsp1_lut.h
Laurent Pinchart 0e6b9c565f [media] v4l: vsp1: lut: Use display list fragments to fill LUT
Synchronize the userspace LUT setup with the pipeline operation by using
a display list fragment to store LUT data.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2016-04-13 19:13:51 -03:00

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C

/*
* vsp1_lut.h -- R-Car VSP1 Look-Up Table
*
* 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 __VSP1_LUT_H__
#define __VSP1_LUT_H__
#include <linux/mutex.h>
#include <media/media-entity.h>
#include <media/v4l2-subdev.h>
#include "vsp1_entity.h"
struct vsp1_device;
#define LUT_PAD_SINK 0
#define LUT_PAD_SOURCE 1
struct vsp1_lut {
struct vsp1_entity entity;
struct mutex lock;
struct vsp1_dl_body *lut;
};
static inline struct vsp1_lut *to_lut(struct v4l2_subdev *subdev)
{
return container_of(subdev, struct vsp1_lut, entity.subdev);
}
struct vsp1_lut *vsp1_lut_create(struct vsp1_device *vsp1);
#endif /* __VSP1_LUT_H__ */