1 /* Common header file of Linux driver for the WideView/ Yakumo/ Hama/
2  * Typhoon/ Yuan DVB-T USB2.0 receiver.
3  *
4  * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
5  *
6  *	This program is free software; you can redistribute it and/or modify it
7  *	under the terms of the GNU General Public License as published by the Free
8  *	Software Foundation, version 2.
9  *
10  * see Documentation/media/dvb-drivers/dvb-usb.rst for more information
11  */
12 #ifndef _DVB_USB_DTT200U_H_
13 #define _DVB_USB_DTT200U_H_
14 
15 #define DVB_USB_LOG_PREFIX "dtt200u"
16 
17 #include "dvb-usb.h"
18 
19 extern int dvb_usb_dtt200u_debug;
20 #define deb_info(args...) dprintk(dvb_usb_dtt200u_debug,0x01,args)
21 #define deb_xfer(args...) dprintk(dvb_usb_dtt200u_debug,0x02,args)
22 
23 /* guessed protocol description (reverse engineered):
24  * read
25  *  00 - USB type 0x02 for usb2.0, 0x01 for usb1.1
26  *  88 - locking 2 bytes (0x80 0x40 == no signal, 0x89 0x20 == nice signal)
27  */
28 
29 #define GET_SPEED		0x00
30 #define GET_TUNE_STATUS		0x81
31 #define GET_RC_CODE		0x84
32 #define GET_CONFIGURATION	0x88
33 #define GET_AGC			0x89
34 #define GET_SNR			0x8a
35 #define GET_VIT_ERR_CNT		0x8c
36 #define GET_RS_ERR_CNT		0x8d
37 #define GET_RS_UNCOR_BLK_CNT	0x8e
38 
39 /* write
40  *  01 - init
41  *  02 - frequency (divided by 250000)
42  *  03 - bandwidth
43  *  04 - pid table (index pid(7:0) pid(12:8))
44  *  05 - reset the pid table
45  *  08 - transfer switch
46  */
47 
48 #define SET_INIT		0x01
49 #define SET_RF_FREQ		0x02
50 #define SET_BANDWIDTH		0x03
51 #define SET_PID_FILTER		0x04
52 #define RESET_PID_FILTER	0x05
53 #define SET_STREAMING		0x08
54 
55 extern struct dvb_frontend * dtt200u_fe_attach(struct dvb_usb_device *d);
56 
57 #endif
58