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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2021 StarFive Technology Co., Ltd.
*/
#ifndef STF_VIDEO_H
#define STF_VIDEO_H
#include <linux/mutex.h>
#include <media/videobuf2-v4l2.h>
#include <linux/videodev2.h>
#include <media/v4l2-dev.h>
#include <media/v4l2-device.h>
#include <media/v4l2-fh.h>
#include <media/v4l2-ioctl.h>
#define STFCAMSS_FRAME_MIN_WIDTH 1
#define STFCAMSS_FRAME_MAX_WIDTH 8191
#define STFCAMSS_FRAME_MIN_HEIGHT 1
#define STFCAMSS_FRAME_MAX_HEIGHT_RDI 8191
#define STFCAMSS_FRAME_MAX_HEIGHT_PIX 4096
#define STFCAMSS_FRAME_WIDTH_ALIGN 8
struct stfcamss_buffer {
struct vb2_v4l2_buffer vb;
dma_addr_t addr[3];
struct list_head queue;
};
struct stfcamss_video;
struct stfcamss_video_ops {
int (*queue_buffer)(struct stfcamss_video *vid,
struct stfcamss_buffer *buf);
int (*flush_buffers)(struct stfcamss_video *vid,
enum vb2_buffer_state state);
};
struct fract {
u8 numerator;
u8 denominator;
};
struct stfcamss_format_info {
u32 code;
u32 pixelformat;
u8 planes;
struct fract hsub[3];
struct fract vsub[3];
u8 bpp[3];
};
struct stfcamss_video {
struct stfcamss *stfcamss;
u8 id;
struct vb2_queue vb2_q;
struct video_device vdev;
struct media_pad pad;
struct media_pipeline pipe;
struct v4l2_format active_fmt;
enum v4l2_buf_type type;
const struct stfcamss_video_ops *ops;
struct mutex lock;
struct mutex q_lock;
unsigned int bpl_alignment;
const struct stfcamss_format_info *formats;
unsigned int nformats;
unsigned int is_mp;
};
int stf_video_register(struct stfcamss_video *video,
struct v4l2_device *v4l2_dev, const char *name, int is_mp);
void stf_video_unregister(struct stfcamss_video *video);
#endif /* STF_VIDEO_H */
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