Commit | Line | Data |
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1c1e45d1 HV |
1 | /* |
2 | * cx18 init/start/stop/exit stream functions | |
3 | * | |
4 | * Derived from ivtv-streams.h | |
5 | * | |
6 | * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> | |
6afdeaf8 | 7 | * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net> |
1c1e45d1 HV |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
22 | * 02111-1307 USA | |
23 | */ | |
24 | ||
25 | u32 cx18_find_handle(struct cx18 *cx); | |
ee2d64f5 | 26 | struct cx18_stream *cx18_handle_to_stream(struct cx18 *cx, u32 handle); |
1c1e45d1 HV |
27 | int cx18_streams_setup(struct cx18 *cx); |
28 | int cx18_streams_register(struct cx18 *cx); | |
3f98387e | 29 | void cx18_streams_cleanup(struct cx18 *cx, int unregister); |
1c1e45d1 | 30 | |
ef991797 AW |
31 | #define CX18_ENC_STREAM_TYPE_IDX_FW_MDL_MIN (3) |
32 | void cx18_stream_rotate_idx_mdls(struct cx18 *cx); | |
33 | ||
79f3e960 AW |
34 | static inline bool cx18_stream_enabled(struct cx18_stream *s) |
35 | { | |
754f9969 AW |
36 | return s->video_dev || |
37 | (s->dvb && s->dvb->enabled) || | |
79f3e960 AW |
38 | (s->type == CX18_ENC_STREAM_TYPE_IDX && |
39 | s->cx->stream_buffers[CX18_ENC_STREAM_TYPE_IDX] != 0); | |
40 | } | |
41 | ||
52fcb3ec | 42 | /* Related to submission of mdls to firmware */ |
21a278b8 AW |
43 | static inline void cx18_stream_load_fw_queue(struct cx18_stream *s) |
44 | { | |
a3bc5e33 | 45 | schedule_work(&s->out_work_order); |
21a278b8 AW |
46 | } |
47 | ||
52fcb3ec AW |
48 | static inline void cx18_stream_put_mdl_fw(struct cx18_stream *s, |
49 | struct cx18_mdl *mdl) | |
21a278b8 | 50 | { |
52fcb3ec AW |
51 | /* Put mdl on q_free; the out work handler will move mdl(s) to q_busy */ |
52 | cx18_enqueue(s, mdl, &s->q_free); | |
21a278b8 AW |
53 | cx18_stream_load_fw_queue(s); |
54 | } | |
55 | ||
87116159 AW |
56 | void cx18_out_work_handler(struct work_struct *work); |
57 | ||
58 | /* Capture related */ | |
1c1e45d1 HV |
59 | int cx18_start_v4l2_encode_stream(struct cx18_stream *s); |
60 | int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end); | |
61 | ||
62 | void cx18_stop_all_captures(struct cx18 *cx); |