root/drivers/media/dvb-frontends/sp2.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * CIMaX SP2/HF CI driver
   4  *
   5  * Copyright (C) 2014 Olli Salonen <olli.salonen@iki.fi>
   6  */
   7 
   8 #ifndef SP2_H
   9 #define SP2_H
  10 
  11 #include <media/dvb_ca_en50221.h>
  12 
  13 /*
  14  * I2C address
  15  * 0x40 (port 0)
  16  * 0x41 (port 1)
  17  */
  18 struct sp2_config {
  19         /* dvb_adapter to attach the ci to */
  20         struct dvb_adapter *dvb_adap;
  21 
  22         /* function ci_control handles the device specific ci ops */
  23         void *ci_control;
  24 
  25         /* priv is passed back to function ci_control */
  26         void *priv;
  27 };
  28 
  29 extern int sp2_ci_read_attribute_mem(struct dvb_ca_en50221 *en50221,
  30                                         int slot, int addr);
  31 extern int sp2_ci_write_attribute_mem(struct dvb_ca_en50221 *en50221,
  32                                         int slot, int addr, u8 data);
  33 extern int sp2_ci_read_cam_control(struct dvb_ca_en50221 *en50221,
  34                                         int slot, u8 addr);
  35 extern int sp2_ci_write_cam_control(struct dvb_ca_en50221 *en50221,
  36                                         int slot, u8 addr, u8 data);
  37 extern int sp2_ci_slot_reset(struct dvb_ca_en50221 *en50221, int slot);
  38 extern int sp2_ci_slot_shutdown(struct dvb_ca_en50221 *en50221, int slot);
  39 extern int sp2_ci_slot_ts_enable(struct dvb_ca_en50221 *en50221, int slot);
  40 extern int sp2_ci_poll_slot_status(struct dvb_ca_en50221 *en50221,
  41                                         int slot, int open);
  42 
  43 #endif