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Diffstat (limited to 'drivers/media/usb/dvb-usb/dtt200u.h')
-rw-r--r--drivers/media/usb/dvb-usb/dtt200u.h54
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 0000000000..696c2c1f3a
--- /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