root/drivers/media/usb/pvrusb2/pvrusb2-dvb.h

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INCLUDED FROM


   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PVRUSB2_DVB_H__
   3 #define __PVRUSB2_DVB_H__
   4 
   5 #include <media/dvb_frontend.h>
   6 #include <media/dvb_demux.h>
   7 #include <media/dvb_net.h>
   8 #include <media/dmxdev.h>
   9 #include "pvrusb2-context.h"
  10 
  11 #define PVR2_DVB_BUFFER_COUNT 32
  12 #define PVR2_DVB_BUFFER_SIZE PAGE_ALIGN(0x4000)
  13 
  14 struct pvr2_dvb_adapter {
  15         struct pvr2_channel     channel;
  16 
  17         struct dvb_adapter      dvb_adap;
  18         struct dmxdev           dmxdev;
  19         struct dvb_demux        demux;
  20         struct dvb_net          dvb_net;
  21         struct dvb_frontend     *fe[2];
  22 
  23         struct i2c_client       *i2c_client_demod[2];
  24         struct i2c_client       *i2c_client_tuner;
  25 
  26         int                     feedcount;
  27         int                     max_feed_count;
  28 
  29         struct task_struct      *thread;
  30         struct mutex            lock;
  31 
  32         unsigned int            stream_run:1;
  33 
  34         wait_queue_head_t       buffer_wait_data;
  35         char                    *buffer_storage[PVR2_DVB_BUFFER_COUNT];
  36 };
  37 
  38 struct pvr2_dvb_props {
  39         int (*frontend_attach) (struct pvr2_dvb_adapter *);
  40         int (*tuner_attach) (struct pvr2_dvb_adapter *);
  41 };
  42 
  43 struct pvr2_dvb_adapter *pvr2_dvb_create(struct pvr2_context *pvr);
  44 
  45 #endif /* __PVRUSB2_DVB_H__ */

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