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

53 lines
1.7 KiB
C

/*
* CIMaX SP2/HF CI driver
*
* Copyright (C) 2014 Olli Salonen <olli.salonen@iki.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef SP2_H
#define SP2_H
#include "dvb_ca_en50221.h"
/*
* I2C address
* 0x40 (port 0)
* 0x41 (port 1)
*/
struct sp2_config {
/* dvb_adapter to attach the ci to */
struct dvb_adapter *dvb_adap;
/* function ci_control handles the device specific ci ops */
void *ci_control;
/* priv is passed back to function ci_control */
void *priv;
};
extern int sp2_ci_read_attribute_mem(struct dvb_ca_en50221 *en50221,
int slot, int addr);
extern int sp2_ci_write_attribute_mem(struct dvb_ca_en50221 *en50221,
int slot, int addr, u8 data);
extern int sp2_ci_read_cam_control(struct dvb_ca_en50221 *en50221,
int slot, u8 addr);
extern int sp2_ci_write_cam_control(struct dvb_ca_en50221 *en50221,
int slot, u8 addr, u8 data);
extern int sp2_ci_slot_reset(struct dvb_ca_en50221 *en50221, int slot);
extern int sp2_ci_slot_shutdown(struct dvb_ca_en50221 *en50221, int slot);
extern int sp2_ci_slot_ts_enable(struct dvb_ca_en50221 *en50221, int slot);
extern int sp2_ci_poll_slot_status(struct dvb_ca_en50221 *en50221,
int slot, int open);
#endif