LXR linux/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 <media/dvb_ca_en50221.h>
  21
  22/*
  23 * I2C address
  24 * 0x40 (port 0)
  25 * 0x41 (port 1)
  26 */
  27struct sp2_config {
  28        /* dvb_adapter to attach the ci to */
  29        struct dvb_adapter *dvb_adap;
  30
  31        /* function ci_control handles the device specific ci ops */
  32        void *ci_control;
  33
  34        /* priv is passed back to function ci_control */
  35        void *priv;
  36};
  37
  38extern int sp2_ci_read_attribute_mem(struct dvb_ca_en50221 *en50221,
  39                                        int slot, int addr);
  40extern int sp2_ci_write_attribute_mem(struct dvb_ca_en50221 *en50221,
  41                                        int slot, int addr, u8 data);
  42extern int sp2_ci_read_cam_control(struct dvb_ca_en50221 *en50221,
  43                                        int slot, u8 addr);
  44extern int sp2_ci_write_cam_control(struct dvb_ca_en50221 *en50221,
  45                                        int slot, u8 addr, u8 data);
  46extern int sp2_ci_slot_reset(struct dvb_ca_en50221 *en50221, int slot);
  47extern int sp2_ci_slot_shutdown(struct dvb_ca_en50221 *en50221, int slot);
  48extern int sp2_ci_slot_ts_enable(struct dvb_ca_en50221 *en50221, int slot);
  49extern int sp2_ci_poll_slot_status(struct dvb_ca_en50221 *en50221,
  50                                        int slot, int open);
  51
  52#endif
  53