forked from Minki/linux
faf2644d8a
Only RPFs and WPFs can be associated with video nodes, don't waste memory by storing the video pointer in all entities. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/*
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* vsp1_rwpf.h -- R-Car VSP1 Read and Write Pixel Formatters
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*
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* Copyright (C) 2013-2014 Renesas Electronics Corporation
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*
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* Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __VSP1_RWPF_H__
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#define __VSP1_RWPF_H__
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#include <media/media-entity.h>
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#include <media/v4l2-ctrls.h>
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#include <media/v4l2-subdev.h>
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#include "vsp1.h"
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#include "vsp1_entity.h"
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#define RWPF_PAD_SINK 0
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#define RWPF_PAD_SOURCE 1
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struct vsp1_rwpf;
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struct vsp1_video;
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struct vsp1_rwpf_memory {
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unsigned int num_planes;
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dma_addr_t addr[3];
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unsigned int length[3];
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};
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struct vsp1_rwpf_operations {
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void (*set_memory)(struct vsp1_rwpf *rwpf,
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struct vsp1_rwpf_memory *mem);
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};
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struct vsp1_rwpf {
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struct vsp1_entity entity;
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struct v4l2_ctrl_handler ctrls;
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struct vsp1_video *video;
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const struct vsp1_rwpf_operations *ops;
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unsigned int max_width;
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unsigned int max_height;
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struct v4l2_pix_format_mplane format;
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const struct vsp1_format_info *fmtinfo;
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struct {
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unsigned int left;
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unsigned int top;
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} location;
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struct v4l2_rect crop;
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unsigned int offsets[2];
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dma_addr_t buf_addr[3];
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};
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static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
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{
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return container_of(subdev, struct vsp1_rwpf, entity.subdev);
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}
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struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
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struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
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int vsp1_rwpf_enum_mbus_code(struct v4l2_subdev *subdev,
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struct v4l2_subdev_pad_config *cfg,
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struct v4l2_subdev_mbus_code_enum *code);
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int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev,
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struct v4l2_subdev_pad_config *cfg,
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struct v4l2_subdev_frame_size_enum *fse);
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int vsp1_rwpf_get_format(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg,
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struct v4l2_subdev_format *fmt);
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int vsp1_rwpf_set_format(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg,
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struct v4l2_subdev_format *fmt);
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int vsp1_rwpf_get_selection(struct v4l2_subdev *subdev,
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struct v4l2_subdev_pad_config *cfg,
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struct v4l2_subdev_selection *sel);
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int vsp1_rwpf_set_selection(struct v4l2_subdev *subdev,
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struct v4l2_subdev_pad_config *cfg,
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struct v4l2_subdev_selection *sel);
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#endif /* __VSP1_RWPF_H__ */
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