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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2011-2018 Magewell Electronics Co., Ltd. (Nanjing)
* All rights reserved.
* Author: Yong Deng <yong.deng@magewell.com>
*/
#ifndef __SUN6I_CAPTURE_H__
#define __SUN6I_CAPTURE_H__
#include <media/v4l2-dev.h>
#include <media/videobuf2-core.h>
#define SUN6I_CSI_CAPTURE_WIDTH_MIN 32
#define SUN6I_CSI_CAPTURE_WIDTH_MAX 4800
#define SUN6I_CSI_CAPTURE_HEIGHT_MIN 32
#define SUN6I_CSI_CAPTURE_HEIGHT_MAX 4800
struct sun6i_csi_device;
struct sun6i_csi_capture_format {
u32 pixelformat;
u8 output_format_field;
u8 output_format_frame;
bool input_yuv_seq_invert;
bool input_format_raw;
u32 hsize_len_factor;
};
#undef current
struct sun6i_csi_capture_state {
struct list_head queue;
spinlock_t lock; /* Queue and buffers lock. */
struct sun6i_csi_buffer *pending;
struct sun6i_csi_buffer *current;
struct sun6i_csi_buffer *complete;
unsigned int sequence;
};
struct sun6i_csi_capture {
struct sun6i_csi_capture_state state;
struct video_device video_dev;
struct vb2_queue queue;
struct mutex lock; /* Queue lock. */
struct media_pad pad;
struct v4l2_format format;
};
void sun6i_csi_capture_dimensions(struct sun6i_csi_device *csi_dev,
unsigned int *width, unsigned int *height);
void sun6i_csi_capture_format(struct sun6i_csi_device *csi_dev,
u32 *pixelformat, u32 *field);
const
struct sun6i_csi_capture_format *sun6i_csi_capture_format_find(u32 pixelformat);
void sun6i_csi_capture_sync(struct sun6i_csi_device *csi_dev);
void sun6i_csi_capture_frame_done(struct sun6i_csi_device *csi_dev);
int sun6i_csi_capture_setup(struct sun6i_csi_device *csi_dev);
void sun6i_csi_capture_cleanup(struct sun6i_csi_device *csi_dev);
#endif /* __SUN6I_CAPTURE_H__ */
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