mirror of https://gitee.com/openkylin/linux.git
28 lines
988 B
C
28 lines
988 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* cx18 file operation functions
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*
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* Derived from ivtv-fileops.h
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*
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* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
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*/
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/* Testing/Debugging */
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int cx18_v4l2_open(struct file *filp);
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ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count,
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loff_t *pos);
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ssize_t cx18_v4l2_write(struct file *filp, const char __user *buf, size_t count,
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loff_t *pos);
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int cx18_v4l2_close(struct file *filp);
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__poll_t cx18_v4l2_enc_poll(struct file *filp, poll_table *wait);
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int cx18_start_capture(struct cx18_open_id *id);
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void cx18_stop_capture(struct cx18_open_id *id, int gop_end);
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void cx18_mute(struct cx18 *cx);
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void cx18_unmute(struct cx18 *cx);
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int cx18_v4l2_mmap(struct file *file, struct vm_area_struct *vma);
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void cx18_vb_timeout(struct timer_list *t);
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/* Shared with cx18-alsa module */
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int cx18_claim_stream(struct cx18_open_id *id, int type);
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void cx18_release_stream(struct cx18_stream *s);
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