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Hans Verkuil701b57e2013-10-09 08:01:05 -03001#ifndef _VIDEOBUF2_DVB_H_
2#define _VIDEOBUF2_DVB_H_
3
4#include <dvbdev.h>
5#include <dmxdev.h>
6#include <dvb_demux.h>
7#include <dvb_net.h>
8#include <dvb_frontend.h>
Junghak Sung3c5be982015-10-06 06:37:49 -03009
10#include <media/videobuf2-v4l2.h>
11/*
12 * TODO: This header file should be replaced with videobuf2-core.h
13 * Currently, vb2_thread is not a stuff of videobuf2-core,
14 * since vb2_thread has many dependencies on videobuf2-v4l2.
15 */
Hans Verkuil701b57e2013-10-09 08:01:05 -030016
17struct vb2_dvb {
18 /* filling that the job of the driver */
19 char *name;
20 struct dvb_frontend *frontend;
21 struct vb2_queue dvbq;
22
23 /* video-buf-dvb state info */
24 struct mutex lock;
25 int nfeeds;
26
27 /* vb2_dvb_(un)register manages this */
28 struct dvb_demux demux;
29 struct dmxdev dmxdev;
30 struct dmx_frontend fe_hw;
31 struct dmx_frontend fe_mem;
32 struct dvb_net net;
33};
34
35struct vb2_dvb_frontend {
36 struct list_head felist;
37 int id;
38 struct vb2_dvb dvb;
39};
40
41struct vb2_dvb_frontends {
42 struct list_head felist;
43 struct mutex lock;
44 struct dvb_adapter adapter;
45 int active_fe_id; /* Indicates which frontend in the felist is in use */
46 int gate; /* Frontend with gate control 0=!MFE,1=fe0,2=fe1 etc */
47};
48
49int vb2_dvb_register_bus(struct vb2_dvb_frontends *f,
50 struct module *module,
51 void *adapter_priv,
52 struct device *device,
53 short *adapter_nr,
54 int mfe_shared);
55
56void vb2_dvb_unregister_bus(struct vb2_dvb_frontends *f);
57
58struct vb2_dvb_frontend *vb2_dvb_alloc_frontend(struct vb2_dvb_frontends *f, int id);
59void vb2_dvb_dealloc_frontends(struct vb2_dvb_frontends *f);
60
61struct vb2_dvb_frontend *vb2_dvb_get_frontend(struct vb2_dvb_frontends *f, int id);
62int vb2_dvb_find_frontend(struct vb2_dvb_frontends *f, struct dvb_frontend *p);
63
64#endif /* _VIDEOBUF2_DVB_H_ */