1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* Common header file of Linux driver for the WideView/ Yakumo/ Hama/ 3 * Typhoon/ Yuan DVB-T USB2.0 receiver. 4 * 5 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de) 6 * 7 * see Documentation/media/dvb-drivers/dvb-usb.rst for more information 8 */ 9 #ifndef _DVB_USB_DTT200U_H_ 10 #define _DVB_USB_DTT200U_H_ 11 12 #define DVB_USB_LOG_PREFIX "dtt200u" 13 14 #include "dvb-usb.h" 15 16 extern int dvb_usb_dtt200u_debug; 17 #define deb_info(args...) dprintk(dvb_usb_dtt200u_debug,0x01,args) 18 #define deb_xfer(args...) dprintk(dvb_usb_dtt200u_debug,0x02,args) 19 20 /* guessed protocol description (reverse engineered): 21 * read 22 * 00 - USB type 0x02 for usb2.0, 0x01 for usb1.1 23 * 88 - locking 2 bytes (0x80 0x40 == no signal, 0x89 0x20 == nice signal) 24 */ 25 26 #define GET_SPEED 0x00 27 #define GET_TUNE_STATUS 0x81 28 #define GET_RC_CODE 0x84 29 #define GET_CONFIGURATION 0x88 30 #define GET_AGC 0x89 31 #define GET_SNR 0x8a 32 #define GET_VIT_ERR_CNT 0x8c 33 #define GET_RS_ERR_CNT 0x8d 34 #define GET_RS_UNCOR_BLK_CNT 0x8e 35 36 /* write 37 * 01 - init 38 * 02 - frequency (divided by 250000) 39 * 03 - bandwidth 40 * 04 - pid table (index pid(7:0) pid(12:8)) 41 * 05 - reset the pid table 42 * 08 - transfer switch 43 */ 44 45 #define SET_INIT 0x01 46 #define SET_RF_FREQ 0x02 47 #define SET_BANDWIDTH 0x03 48 #define SET_PID_FILTER 0x04 49 #define RESET_PID_FILTER 0x05 50 #define SET_STREAMING 0x08 51 52 extern struct dvb_frontend * dtt200u_fe_attach(struct dvb_usb_device *d); 53 54 #endif 55