diff options
Diffstat (limited to 'drivers/media/usb/dvb-usb/dtt200u.h')
| -rw-r--r-- | drivers/media/usb/dvb-usb/dtt200u.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb/dtt200u.h b/drivers/media/usb/dvb-usb/dtt200u.h new file mode 100644 index 000000000..696c2c1f3 --- /dev/null +++ b/drivers/media/usb/dvb-usb/dtt200u.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Common header file of Linux driver for the WideView/ Yakumo/ Hama/ + * Typhoon/ Yuan DVB-T USB2.0 receiver. + * + * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de) + * + * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information + */ +#ifndef _DVB_USB_DTT200U_H_ +#define _DVB_USB_DTT200U_H_ + +#define DVB_USB_LOG_PREFIX "dtt200u" + +#include "dvb-usb.h" + +extern int dvb_usb_dtt200u_debug; +#define deb_info(args...) dprintk(dvb_usb_dtt200u_debug,0x01,args) +#define deb_xfer(args...) dprintk(dvb_usb_dtt200u_debug,0x02,args) + +/* guessed protocol description (reverse engineered): + * read + * 00 - USB type 0x02 for usb2.0, 0x01 for usb1.1 + * 88 - locking 2 bytes (0x80 0x40 == no signal, 0x89 0x20 == nice signal) + */ + +#define GET_SPEED 0x00 +#define GET_TUNE_STATUS 0x81 +#define GET_RC_CODE 0x84 +#define GET_CONFIGURATION 0x88 +#define GET_AGC 0x89 +#define GET_SNR 0x8a +#define GET_VIT_ERR_CNT 0x8c +#define GET_RS_ERR_CNT 0x8d +#define GET_RS_UNCOR_BLK_CNT 0x8e + +/* write + * 01 - init + * 02 - frequency (divided by 250000) + * 03 - bandwidth + * 04 - pid table (index pid(7:0) pid(12:8)) + * 05 - reset the pid table + * 08 - transfer switch + */ + +#define SET_INIT 0x01 +#define SET_RF_FREQ 0x02 +#define SET_BANDWIDTH 0x03 +#define SET_PID_FILTER 0x04 +#define RESET_PID_FILTER 0x05 +#define SET_STREAMING 0x08 + +extern struct dvb_frontend * dtt200u_fe_attach(struct dvb_usb_device *d); + +#endif |