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/*
* vsp1_rwpf.h -- R-Car VSP1 Read and Write Pixel Formatters
*
* 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 __VSP1_RWPF_H__
#define __VSP1_RWPF_H__
#include <media/media-entity.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-subdev.h>
#include "vsp1.h"
#include "vsp1_entity.h"
#define RWPF_PAD_SINK 0
#define RWPF_PAD_SOURCE 1
struct v4l2_ctrl;
struct vsp1_dl_manager;
struct vsp1_rwpf;
struct vsp1_video;
struct vsp1_rwpf_memory {
dma_addr_t addr[3];
};
struct vsp1_rwpf {
struct vsp1_entity entity;
struct v4l2_ctrl_handler ctrls;
struct vsp1_video *video;
unsigned int max_width;
unsigned int max_height;
struct v4l2_pix_format_mplane format;
const struct vsp1_format_info *fmtinfo;
unsigned int bru_input;
unsigned int alpha;
unsigned int offsets[2];
struct vsp1_rwpf_memory mem;
struct vsp1_dl_manager *dlm;
};
static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
{
return container_of(subdev, struct vsp1_rwpf, entity.subdev);
}
static inline struct vsp1_rwpf *entity_to_rwpf(struct vsp1_entity *entity)
{
return container_of(entity, struct vsp1_rwpf, entity);
}
struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
int vsp1_rwpf_init_ctrls(struct vsp1_rwpf *rwpf);
extern const struct v4l2_subdev_pad_ops vsp1_rwpf_pad_ops;
struct v4l2_rect *vsp1_rwpf_get_crop(struct vsp1_rwpf *rwpf,
struct v4l2_subdev_pad_config *config);
/**
* vsp1_rwpf_set_memory - Configure DMA addresses for a [RW]PF
* @rwpf: the [RW]PF instance
* @dl: the display list
*
* This function applies the cached memory buffer address to the display list.
*/
static inline void vsp1_rwpf_set_memory(struct vsp1_rwpf *rwpf,
struct vsp1_dl_list *dl)
{
rwpf->entity.ops->set_memory(&rwpf->entity, dl);
}
#endif /* __VSP1_RWPF_H__ */
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