linux/drivers/media/platform/ti/omap3isp/ispvideo.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * ispvideo.h
 *
 * TI OMAP3 ISP - Generic video node
 *
 * Copyright (C) 2009-2010 Nokia Corporation
 *
 * Contacts: Laurent Pinchart <[email protected]>
 *	     Sakari Ailus <[email protected]>
 */

#ifndef OMAP3_ISP_VIDEO_H
#define OMAP3_ISP_VIDEO_H

#include <linux/v4l2-mediabus.h>
#include <media/media-entity.h>
#include <media/v4l2-dev.h>
#include <media/v4l2-fh.h>
#include <media/videobuf2-v4l2.h>

#define ISP_VIDEO_DRIVER_NAME …
#define ISP_VIDEO_DRIVER_VERSION …

struct isp_device;
struct isp_video;
struct v4l2_mbus_framefmt;
struct v4l2_pix_format;

/*
 * struct isp_format_info - ISP media bus format information
 * @code: V4L2 media bus format code
 * @truncated: V4L2 media bus format code for the same format truncated to 10
 *	bits. Identical to @code if the format is 10 bits wide or less.
 * @uncompressed: V4L2 media bus format code for the corresponding uncompressed
 *	format. Identical to @code if the format is not DPCM compressed.
 * @flavor: V4L2 media bus format code for the same pixel layout but
 *	shifted to be 8 bits per pixel. =0 if format is not shiftable.
 * @pixelformat: V4L2 pixel format FCC identifier
 * @width: Bits per pixel (when transferred over a bus)
 * @bpp: Bytes per pixel (when stored in memory)
 */
struct isp_format_info { … };

enum isp_pipeline_stream_state { … };

enum isp_pipeline_state { … };

/*
 * struct isp_pipeline - An ISP hardware pipeline
 * @field: The field being processed by the pipeline
 * @error: A hardware error occurred during capture
 * @ent_enum: Entities in the pipeline
 */
struct isp_pipeline { … };

static inline struct isp_pipeline *to_isp_pipeline(struct media_entity *entity)
{ … }

static inline int isp_pipeline_ready(struct isp_pipeline *pipe)
{ … }

/**
 * struct isp_buffer - ISP video buffer
 * @vb: videobuf2 buffer
 * @irqlist: List head for insertion into IRQ queue
 * @dma: DMA address
 */
struct isp_buffer { … };

#define to_isp_buffer(buf) …

enum isp_video_dmaqueue_flags { … };

#define isp_video_dmaqueue_flags_clr(video) …

/*
 * struct isp_video_operations - ISP video operations
 * @queue:	Resume streaming when a buffer is queued. Called on VIDIOC_QBUF
 *		if there was no buffer previously queued.
 */
struct isp_video_operations { … };

struct isp_video { … };

#define to_isp_video(vdev) …

struct isp_video_fh { … };

#define to_isp_video_fh(fh) …
#define isp_video_queue_to_isp_video_fh(q) …

int omap3isp_video_init(struct isp_video *video, const char *name);
void omap3isp_video_cleanup(struct isp_video *video);
int omap3isp_video_register(struct isp_video *video,
			    struct v4l2_device *vdev);
void omap3isp_video_unregister(struct isp_video *video);
struct isp_buffer *omap3isp_video_buffer_next(struct isp_video *video);
void omap3isp_video_cancel_stream(struct isp_video *video);
void omap3isp_video_resume(struct isp_video *video, int continuous);
struct media_pad *omap3isp_video_remote_pad(struct isp_video *video);

const struct isp_format_info *
omap3isp_video_format_info(u32 code);

#endif /* OMAP3_ISP_VIDEO_H */