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@desy.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/dvb/README.dvb-usb 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
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