xref: /linux/drivers/media/dvb-frontends/sp2.h (revision da1d9caf95def6f0320819cf941c9fd1069ba9e1)
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
44