diff options
Diffstat (limited to 'drivers/media/dvb/dvb-core/dmxdev.h')
-rw-r--r-- | drivers/media/dvb/dvb-core/dmxdev.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-core/dmxdev.h b/drivers/media/dvb/dvb-core/dmxdev.h new file mode 100644 index 00000000000..02ebe28f830 --- /dev/null +++ b/drivers/media/dvb/dvb-core/dmxdev.h | |||
@@ -0,0 +1,118 @@ | |||
1 | /* | ||
2 | * dmxdev.h | ||
3 | * | ||
4 | * Copyright (C) 2000 Ralph Metzler & Marcus Metzler | ||
5 | * for convergence integrated media GmbH | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or | ||
8 | * modify it under the terms of the GNU Lesser General Public License | ||
9 | * as published by the Free Software Foundation; either version 2.1 | ||
10 | * of the License, or (at your option) any later version. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
15 | * GNU General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU Lesser General Public License | ||
18 | * along with this program; if not, write to the Free Software | ||
19 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
20 | * | ||
21 | */ | ||
22 | |||
23 | #ifndef _DMXDEV_H_ | ||
24 | #define _DMXDEV_H_ | ||
25 | |||
26 | #include <linux/types.h> | ||
27 | #include <linux/spinlock.h> | ||
28 | #include <linux/kernel.h> | ||
29 | #include <linux/timer.h> | ||
30 | #include <linux/wait.h> | ||
31 | #include <linux/fs.h> | ||
32 | #include <linux/string.h> | ||
33 | #include <linux/mutex.h> | ||
34 | #include <linux/slab.h> | ||
35 | |||
36 | #include <linux/dvb/dmx.h> | ||
37 | |||
38 | #include "dvbdev.h" | ||
39 | #include "demux.h" | ||
40 | #include "dvb_ringbuffer.h" | ||
41 | |||
42 | enum dmxdev_type { | ||
43 | DMXDEV_TYPE_NONE, | ||
44 | DMXDEV_TYPE_SEC, | ||
45 | DMXDEV_TYPE_PES, | ||
46 | }; | ||
47 | |||
48 | enum dmxdev_state { | ||
49 | DMXDEV_STATE_FREE, | ||
50 | DMXDEV_STATE_ALLOCATED, | ||
51 | DMXDEV_STATE_SET, | ||
52 | DMXDEV_STATE_GO, | ||
53 | DMXDEV_STATE_DONE, | ||
54 | DMXDEV_STATE_TIMEDOUT | ||
55 | }; | ||
56 | |||
57 | struct dmxdev_feed { | ||
58 | u16 pid; | ||
59 | struct dmx_ts_feed *ts; | ||
60 | struct list_head next; | ||
61 | }; | ||
62 | |||
63 | struct dmxdev_filter { | ||
64 | union { | ||
65 | struct dmx_section_filter *sec; | ||
66 | } filter; | ||
67 | |||
68 | union { | ||
69 | /* list of TS and PES feeds (struct dmxdev_feed) */ | ||
70 | struct list_head ts; | ||
71 | struct dmx_section_feed *sec; | ||
72 | } feed; | ||
73 | |||
74 | union { | ||
75 | struct dmx_sct_filter_params sec; | ||
76 | struct dmx_pes_filter_params pes; | ||
77 | } params; | ||
78 | |||
79 | enum dmxdev_type type; | ||
80 | enum dmxdev_state state; | ||
81 | struct dmxdev *dev; | ||
82 | struct dvb_ringbuffer buffer; | ||
83 | |||
84 | struct mutex mutex; | ||
85 | |||
86 | /* only for sections */ | ||
87 | struct timer_list timer; | ||
88 | int todo; | ||
89 | u8 secheader[3]; | ||
90 | }; | ||
91 | |||
92 | |||
93 | struct dmxdev { | ||
94 | struct dvb_device *dvbdev; | ||
95 | struct dvb_device *dvr_dvbdev; | ||
96 | |||
97 | struct dmxdev_filter *filter; | ||
98 | struct dmx_demux *demux; | ||
99 | |||
100 | int filternum; | ||
101 | int capabilities; | ||
102 | |||
103 | unsigned int exit:1; | ||
104 | #define DMXDEV_CAP_DUPLEX 1 | ||
105 | struct dmx_frontend *dvr_orig_fe; | ||
106 | |||
107 | struct dvb_ringbuffer dvr_buffer; | ||
108 | #define DVR_BUFFER_SIZE (10*188*1024) | ||
109 | |||
110 | struct mutex mutex; | ||
111 | spinlock_t lock; | ||
112 | }; | ||
113 | |||
114 | |||
115 | int dvb_dmxdev_init(struct dmxdev *dmxdev, struct dvb_adapter *); | ||
116 | void dvb_dmxdev_release(struct dmxdev *dmxdev); | ||
117 | |||
118 | #endif /* _DMXDEV_H_ */ | ||