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