linux/drivers/staging/media/atomisp/pci/atomisp_subdev.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Support for Medifield PNW Camera Imaging ISP subsystem.
 *
 * Copyright (c) 2010 Intel Corporation. All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version
 * 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 *
 */
#ifndef __ATOMISP_SUBDEV_H__
#define __ATOMISP_SUBDEV_H__

#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#include <media/v4l2-subdev.h>
#include <media/videobuf2-v4l2.h>
#include "atomisp_common.h"
#include "atomisp_compat.h"
#include "atomisp_v4l2.h"

#include "ia_css.h"

/* EXP_ID's ranger is 1 ~ 250 */
#define ATOMISP_MAX_EXP_ID …

#define ATOMISP_SUBDEV_PAD_SINK …
#define ATOMISP_SUBDEV_PAD_SOURCE …
#define ATOMISP_SUBDEV_PADS_NUM …

struct atomisp_in_fmt_conv { … };

struct atomisp_sub_device;

struct atomisp_video_pipe { … };

#define vq_to_pipe(queue) …

#define vb_to_pipe(vb) …

struct atomisp_pad_format { … };

/*
 * This structure is used to cache the CSS parameters, it aligns to
 * struct ia_css_isp_config but without un-supported and deprecated parts.
 */
struct atomisp_css_params { … };

struct atomisp_subdev_params { … };

struct atomisp_css_params_with_list { … };

struct atomisp_sub_device { … };

extern const struct atomisp_in_fmt_conv atomisp_in_fmt_conv[];

u32 atomisp_subdev_uncompressed_code(u32 code);
bool atomisp_subdev_is_compressed(u32 code);
const struct atomisp_in_fmt_conv *atomisp_find_in_fmt_conv(u32 code);

/* ISP2400 */
const struct atomisp_in_fmt_conv *atomisp_find_in_fmt_conv_by_atomisp_in_fmt(
    enum atomisp_input_format atomisp_in_fmt);

/* ISP2401 */
const struct atomisp_in_fmt_conv
*atomisp_find_in_fmt_conv_by_atomisp_in_fmt(enum atomisp_input_format
	atomisp_in_fmt);

const struct atomisp_in_fmt_conv *atomisp_find_in_fmt_conv_compressed(u32 code);
bool atomisp_subdev_format_conversion(struct atomisp_sub_device *asd);

/* Get pointer to appropriate format */
struct v4l2_mbus_framefmt
*atomisp_subdev_get_ffmt(struct v4l2_subdev *sd,
			 struct v4l2_subdev_state *sd_state, uint32_t which,
			 uint32_t pad);
struct v4l2_rect *atomisp_subdev_get_rect(struct v4l2_subdev *sd,
	struct v4l2_subdev_state *sd_state,
	u32 which, uint32_t pad,
	uint32_t target);
int atomisp_subdev_set_selection(struct v4l2_subdev *sd,
				 struct v4l2_subdev_state *sd_state,
				 u32 which, uint32_t pad, uint32_t target,
				 u32 flags, struct v4l2_rect *r);
/* Actually set the format */
void atomisp_subdev_set_ffmt(struct v4l2_subdev *sd,
			     struct v4l2_subdev_state *sd_state,
			     uint32_t which,
			     u32 pad, struct v4l2_mbus_framefmt *ffmt);

void atomisp_subdev_cleanup_pending_events(struct atomisp_sub_device *asd);

void atomisp_subdev_unregister_entities(struct atomisp_sub_device *asd);
int atomisp_subdev_register_subdev(struct atomisp_sub_device *asd,
				   struct v4l2_device *vdev);
int atomisp_subdev_init(struct atomisp_device *isp);
void atomisp_subdev_cleanup(struct atomisp_device *isp);

#endif /* __ATOMISP_SUBDEV_H__ */