Release 4.11 drivers/media/pci/cx18/cx18-streams.h

/*
 *  cx18 init/start/stop/exit stream functions
 *
 *  Derived from ivtv-streams.h
 *
 *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
 *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  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.
 */

u32 cx18_find_handle(struct cx18 *cx);
struct cx18_stream *cx18_handle_to_stream(struct cx18 *cx, u32 handle);
int cx18_streams_setup(struct cx18 *cx);
int cx18_streams_register(struct cx18 *cx);
void cx18_streams_cleanup(struct cx18 *cx, int unregister);


#define CX18_ENC_STREAM_TYPE_IDX_FW_MDL_MIN (3)
void cx18_stream_rotate_idx_mdls(struct cx18 *cx);



static inline bool cx18_stream_enabled(struct cx18_stream *s)
{
	return s->video_dev.v4l2_dev ||
	       (s->dvb && s->dvb->enabled) ||
	       (s->type == CX18_ENC_STREAM_TYPE_IDX &&
		s->cx->stream_buffers[CX18_ENC_STREAM_TYPE_IDX] != 0);
}

Contributors
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CommitProp
Andy Walls
48
96.00%
2
66.67%
Hans Verkuil
2
4.00%
1
33.33%
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50
100.00%
3
100.00%

/* Related to submission of mdls to firmware */


static inline void cx18_stream_load_fw_queue(struct cx18_stream *s)
{
	schedule_work(&s->out_work_order);
}

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Andy Walls
19
95.00%
3
75.00%
Tejun Heo
1
5.00%
1
25.00%
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20
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4
100.00%



static inline void cx18_stream_put_mdl_fw(struct cx18_stream *s,
					  struct cx18_mdl *mdl)
{
	/* Put mdl on q_free; the out work handler will move mdl(s) to q_busy */
	cx18_enqueue(s, mdl, &s->q_free);
	cx18_stream_load_fw_queue(s);
}

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void cx18_out_work_handler(struct work_struct *work);

/* Capture related */
int cx18_start_v4l2_encode_stream(struct cx18_stream *s);
int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end);

void cx18_stop_all_captures(struct cx18 *cx);
Overall Contributors
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CommitProp
Andy Walls
140
65.73%
9
64.29%
Hans Verkuil
71
33.33%
3
21.43%
Tejun Heo
1
0.47%
1
7.14%
Sakari Ailus
1
0.47%
1
7.14%
Total
213
100.00%
14
100.00%
Directory: drivers/media/pci/cx18

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