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

44 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* CIMaX SP2/HF CI driver
*
* Copyright (C) 2014 Olli Salonen <olli.salonen@iki.fi>
*/
#ifndef SP2_H
#define SP2_H
#include <media/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