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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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3e9a0e0bfa
Some WPF instances, on Gen3 devices, can perform 90° rotation when writing frames to memory. Implement support for this using the V4L2_CID_ROTATE control. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
95 lines
2.2 KiB
C
95 lines
2.2 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 <linux/spinlock.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 v4l2_ctrl;
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struct vsp1_dl_manager;
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struct vsp1_pipeline;
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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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dma_addr_t addr[3];
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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_pipeline *pipe;
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struct vsp1_video *video;
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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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unsigned int bru_input;
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unsigned int alpha;
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u32 mult_alpha;
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u32 outfmt;
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struct {
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spinlock_t lock;
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struct {
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struct v4l2_ctrl *vflip;
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struct v4l2_ctrl *hflip;
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struct v4l2_ctrl *rotate;
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} ctrls;
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unsigned int pending;
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unsigned int active;
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bool rotate;
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} flip;
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struct vsp1_rwpf_memory mem;
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struct vsp1_dl_manager *dlm;
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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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static inline struct vsp1_rwpf *entity_to_rwpf(struct vsp1_entity *entity)
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{
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return container_of(entity, struct vsp1_rwpf, entity);
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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_init_ctrls(struct vsp1_rwpf *rwpf, unsigned int ncontrols);
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extern const struct v4l2_subdev_pad_ops vsp1_rwpf_pad_ops;
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struct v4l2_rect *vsp1_rwpf_get_crop(struct vsp1_rwpf *rwpf,
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struct v4l2_subdev_pad_config *config);
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#endif /* __VSP1_RWPF_H__ */
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