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TOMOYO Linux Cross Reference
Linux/include/media/videobuf2-dvb.h

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  1 #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>
  9 #include <media/videobuf2-core.h>
 10 
 11 struct vb2_dvb {
 12         /* filling that the job of the driver */
 13         char                    *name;
 14         struct dvb_frontend     *frontend;
 15         struct vb2_queue        dvbq;
 16 
 17         /* video-buf-dvb state info */
 18         struct mutex            lock;
 19         int                     nfeeds;
 20 
 21         /* vb2_dvb_(un)register manages this */
 22         struct dvb_demux        demux;
 23         struct dmxdev           dmxdev;
 24         struct dmx_frontend     fe_hw;
 25         struct dmx_frontend     fe_mem;
 26         struct dvb_net          net;
 27 };
 28 
 29 struct vb2_dvb_frontend {
 30         struct list_head felist;
 31         int id;
 32         struct vb2_dvb dvb;
 33 };
 34 
 35 struct vb2_dvb_frontends {
 36         struct list_head felist;
 37         struct mutex lock;
 38         struct dvb_adapter adapter;
 39         int active_fe_id; /* Indicates which frontend in the felist is in use */
 40         int gate; /* Frontend with gate control 0=!MFE,1=fe0,2=fe1 etc */
 41 };
 42 
 43 int vb2_dvb_register_bus(struct vb2_dvb_frontends *f,
 44                          struct module *module,
 45                          void *adapter_priv,
 46                          struct device *device,
 47                          short *adapter_nr,
 48                          int mfe_shared);
 49 
 50 void vb2_dvb_unregister_bus(struct vb2_dvb_frontends *f);
 51 
 52 struct vb2_dvb_frontend *vb2_dvb_alloc_frontend(struct vb2_dvb_frontends *f, int id);
 53 void vb2_dvb_dealloc_frontends(struct vb2_dvb_frontends *f);
 54 
 55 struct vb2_dvb_frontend *vb2_dvb_get_frontend(struct vb2_dvb_frontends *f, int id);
 56 int vb2_dvb_find_frontend(struct vb2_dvb_frontends *f, struct dvb_frontend *p);
 57 
 58 #endif                  /* _VIDEOBUF2_DVB_H_ */
 59 

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