drivers/media/dvb-frontends/sp2.h

   1 /*
   2  * CIMaX SP2/HF CI driver
   3  *
   4  * Copyright (C) 2014 Olli Salonen <olli.salonen@iki.fi>
   5  *
   6  *    This program is free software; you can redistribute it and/or modify
   7  *    it under the terms of the GNU General Public License as published by
   8  *    the Free Software Foundation; either version 2 of the License, or
   9  *    (at your option) any later version.
  10  *
  11  *    This program is distributed in the hope that it will be useful,
  12  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *    GNU General Public License for more details.
  15  */
  16
  17 #ifndef SP2_H
  18 #define SP2_H
  19
  20 #include <linux/kconfig.h>
  21 #include "dvb_ca_en50221.h"
  22
  23 /*
  24  * I2C address
  25  * 0x40 (port 0)
  26  * 0x41 (port 1)
  27  */
  28 struct sp2_config {
  29         /* dvb_adapter to attach the ci to */
  30         struct dvb_adapter *dvb_adap;
  31
  32         /* function ci_control handles the device specific ci ops */
  33         void *ci_control;
  34
  35         /* priv is passed back to function ci_control */
  36         void *priv;
  37 };
  38
  39 extern int sp2_ci_read_attribute_mem(struct dvb_ca_en50221 *en50221,
  40                                         int slot, int addr);
  41 extern int sp2_ci_write_attribute_mem(struct dvb_ca_en50221 *en50221,
  42                                         int slot, int addr, u8 data);
  43 extern int sp2_ci_read_cam_control(struct dvb_ca_en50221 *en50221,
  44                                         int slot, u8 addr);
  45 extern int sp2_ci_write_cam_control(struct dvb_ca_en50221 *en50221,
  46                                         int slot, u8 addr, u8 data);
  47 extern int sp2_ci_slot_reset(struct dvb_ca_en50221 *en50221, int slot);
  48 extern int sp2_ci_slot_shutdown(struct dvb_ca_en50221 *en50221, int slot);
  49 extern int sp2_ci_slot_ts_enable(struct dvb_ca_en50221 *en50221, int slot);
  50 extern int sp2_ci_poll_slot_status(struct dvb_ca_en50221 *en50221,
  51                                         int slot, int open);
  52
  53 #endif