V4L/DVB (4863): Adding support for Pinnacle PCTV 400e DVB-S (bc2e3913) · Commits · git / linux-net

drivers/media/dvb/dvb-usb/Kconfig

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		@@ -160,6 +160,17 @@ config DVB_USB_NOVA_T_USB2
		help
		Say Y here to support the Hauppauge WinTV-NOVA-T usb2 DVB-T USB2.0 receiver.

		config DVB_USB_TTUSB2
		tristate "Pinnacle 400e DVB-S USB2.0 support"
		depends on DVB_USB
		select DVB_TDA10086 if !DVB_FE_CUSTOMISE
		select DVB_LNBP21 if !DVB_FE_CUSTOMISE
		select DVB_TDA826X if !DVB_FE_CUSTOMISE
		help
		Say Y here to support the Pinnacle 400e DVB-S USB2.0 receiver. The
		firmware protocol used by this module is similar to the one used by the
		old ttusb-driver - that's why the module is called dvb-usb-ttusb2.ko.

		config DVB_USB_DTT200U
		tristate "WideView WT-200U and WT-220U (pen) DVB-T USB2.0 support (Yakumo/Hama/Typhoon/Yuan)"
		depends on DVB_USB

drivers/media/dvb/dvb-usb/Makefile

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		@@ -36,6 +36,9 @@ obj-$(CONFIG_DVB_USB_DIGITV) += dvb-usb-digitv.o
		dvb-usb-cxusb-objs = cxusb.o
		obj-$(CONFIG_DVB_USB_CXUSB) += dvb-usb-cxusb.o

		dvb-usb-ttusb2-objs = ttusb2.o
		obj-$(CONFIG_DVB_USB_TTUSB2) += dvb-usb-ttusb2.o

		dvb-usb-dib0700-objs = dib0700_core.o dib0700_devices.o
		obj-$(CONFIG_DVB_USB_DIB0700) += dvb-usb-dib0700.o

drivers/media/dvb/dvb-usb/ttusb2.c

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		/* DVB USB compliant linux driver for Technotrend DVB USB boxes and clones
		* (e.g. Pinnacle 400e DVB-S USB2.0).
		*
		* The Pinnacle 400e uses the same protocol as the Technotrend USB1.1 boxes.
		*
		* TDA8263 + TDA10086
		*
		* I2C addresses:
		* 0x08 - LNBP21PD - LNB power supply
		* 0x0e - TDA10086 - Demodulator
		* 0x50 - FX2 eeprom
		* 0x60 - TDA8263 - Tuner
		* 0x78 ???
		*
		* Copyright (c) 2002 Holger Waechtler <holger@convergence.de>
		* Copyright (c) 2003 Felix Domke <tmbinc@elitedvb.net>
		* Copyright (C) 2005-6 Patrick Boettcher <pb@linuxtv.org>
		*
		* This program is free software; you can redistribute it and/or modify it
		* under the terms of the GNU General Public License as published by the Free
		* Software Foundation, version 2.
		*
		* see Documentation/dvb/README.dvb-usb for more information
		*/
		#define DVB_USB_LOG_PREFIX "ttusb2"
		#include "dvb-usb.h"

		#include "ttusb2.h"

		#include "tda826x.h"
		#include "tda10086.h"
		#include "lnbp21.h"

		/* debug */
		static int dvb_usb_ttusb2_debug;
		#define deb_info(args...) dprintk(dvb_usb_ttusb2_debug,0x01,args)
		module_param_named(debug,dvb_usb_ttusb2_debug, int, 0644);
		MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))." DVB_USB_DEBUG_STATUS);

		struct ttusb2_state {
		u8 id;
		};

		static int ttusb2_msg(struct dvb_usb_device *d, u8 cmd,
		u8 wbuf, int wlen, u8 rbuf, int rlen)
		{
		struct ttusb2_state *st = d->priv;
		u8 s[wlen+4],r[64] = { 0 };
		int ret = 0;

		memset(s,0,wlen+4);

		s[0] = 0xaa;
		s[1] = ++st->id;
		s[2] = cmd;
		s[3] = wlen;
		memcpy(&s[4],wbuf,wlen);

		ret = dvb_usb_generic_rw(d, s, wlen+4, r, 64, 0);

		if (ret != 0 \|\|
		r[0] != 0x55 \|\|
		r[1] != s[1] \|\|
		r[2] != cmd \|\|
		(rlen > 0 && r[3] != rlen)) {
		warn("there might have been an error during control message transfer. (rlen = %d, was %d)",rlen,r[3]);
		return -EIO;
		}

		if (rlen > 0)
		memcpy(rbuf, &r[4], rlen);

		return 0;
		}

		static int ttusb2_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
		{
		struct dvb_usb_device *d = i2c_get_adapdata(adap);
		static u8 obuf[60], ibuf[60];
		int i,read;

		if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
		return -EAGAIN;

		if (num > 2)
		warn("more than 2 i2c messages at a time is not handled yet. TODO.");

		for (i = 0; i < num; i++) {
		read = i+1 < num && (msg[i+1].flags & I2C_M_RD);

		obuf[0] = (msg[i].addr << 1) \| read;
		obuf[1] = msg[i].len;

		/* read request */
		if (read)
		obuf[2] = msg[i+1].len;
		else
		obuf[2] = 0;

		memcpy(&obuf[3],msg[i].buf,msg[i].len);

		if (ttusb2_msg(d, CMD_I2C_XFER, obuf, msg[i].len+3, ibuf, obuf[2] + 3) < 0) {
		err("i2c transfer failed.");
		break;
		}

		if (read) {
		memcpy(msg[i+1].buf,&ibuf[3],msg[i+1].len);
		i++;
		}
		}

		mutex_unlock(&d->i2c_mutex);
		return i;
		}

		static u32 ttusb2_i2c_func(struct i2c_adapter *adapter)
		{
		return I2C_FUNC_I2C;
		}

		static struct i2c_algorithm ttusb2_i2c_algo = {
		.master_xfer = ttusb2_i2c_xfer,
		.functionality = ttusb2_i2c_func,
		};

		/* Callbacks for DVB USB */
		static int ttusb2_identify_state (struct usb_device *udev, struct
		dvb_usb_device_properties props, struct dvb_usb_device_description *desc,
		int *cold)
		{
		*cold = udev->descriptor.iManufacturer == 0 && udev->descriptor.iProduct == 0;
		return 0;
		}

		static int ttusb2_power_ctrl(struct dvb_usb_device *d, int onoff)
		{
		u8 b = onoff;
		ttusb2_msg(d, CMD_POWER, &b, 0, NULL, 0);
		return ttusb2_msg(d, CMD_POWER, &b, 1, NULL, 0);
		}


		static struct tda10086_config tda10086_config = {
		.demod_address = 0x0e,
		.invert = 0,
		};

		static int ttusb2_frontend_attach(struct dvb_usb_adapter *adap)
		{
		if (usb_set_interface(adap->dev->udev,0,3) < 0)
		err("set interface to alts=3 failed");

		if ((adap->fe = dvb_attach(tda10086_attach, &tda10086_config, &adap->dev->i2c_adap)) == NULL) {
		deb_info("TDA10086 attach failed\n");
		return -ENODEV;
		}

		return 0;
		}

		static int ttusb2_tuner_attach(struct dvb_usb_adapter *adap)
		{
		if (dvb_attach(tda826x_attach, adap->fe, 0x60, &adap->dev->i2c_adap, 0) == NULL) {
		deb_info("TDA8263 attach failed\n");
		return -ENODEV;
		}

		if (dvb_attach(lnbp21_attach, adap->fe, &adap->dev->i2c_adap, 0, 0) == NULL) {
		deb_info("LNBP21 attach failed\n");
		return -ENODEV;
		}
		return 0;
		}

		/* DVB USB Driver stuff */
		static struct dvb_usb_device_properties ttusb2_properties;

		static int ttusb2_probe(struct usb_interface *intf,
		const struct usb_device_id *id)
		{
		return dvb_usb_device_init(intf,&ttusb2_properties,THIS_MODULE,NULL);
		}

		static struct usb_device_id ttusb2_table [] = {
		{ USB_DEVICE(USB_VID_PINNACLE, USB_PID_PCTV_400E) },
		{} /* Terminating entry */
		};
		MODULE_DEVICE_TABLE (usb, ttusb2_table);

		static struct dvb_usb_device_properties ttusb2_properties = {
		.caps = DVB_USB_IS_AN_I2C_ADAPTER,

		.usb_ctrl = CYPRESS_FX2,
		.firmware = "dvb-usb-pctv-400e-01.fw",

		.size_of_priv = sizeof(struct ttusb2_state),

		.num_adapters = 1,
		.adapter = {
		{
		.streaming_ctrl = NULL, // ttusb2_streaming_ctrl,

		.frontend_attach = ttusb2_frontend_attach,
		.tuner_attach = ttusb2_tuner_attach,

		/* parameter for the MPEG2-data transfer */
		.stream = {
		.type = USB_ISOC,
		.count = 5,
		.endpoint = 0x02,
		.u = {
		.isoc = {
		.framesperurb = 4,
		.framesize = 940,
		.interval = 1,
		}
		}
		}
		}
		},

		.power_ctrl = ttusb2_power_ctrl,
		.identify_state = ttusb2_identify_state,

		.i2c_algo = &ttusb2_i2c_algo,

		.generic_bulk_ctrl_endpoint = 0x01,

		.num_device_descs = 1,
		.devices = {
		{ "Pinnacle 400e DVB-S USB2.0",
		{ &ttusb2_table[0], NULL },
		{ NULL },
		},
		}
		};

		static struct usb_driver ttusb2_driver = {
		.name = "dvb_usb_ttusb2",
		.probe = ttusb2_probe,
		.disconnect = dvb_usb_device_exit,
		.id_table = ttusb2_table,
		};

		/* module stuff */
		static int __init ttusb2_module_init(void)
		{
		int result;
		if ((result = usb_register(&ttusb2_driver))) {
		err("usb_register failed. Error number %d",result);
		return result;
		}

		return 0;
		}

		static void __exit ttusb2_module_exit(void)
		{
		/* deregister this driver from the USB subsystem */
		usb_deregister(&ttusb2_driver);
		}

		module_init (ttusb2_module_init);
		module_exit (ttusb2_module_exit);

		MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
		MODULE_DESCRIPTION("Driver for Pinnacle PCTV 400e DVB-S USB2.0");
		MODULE_VERSION("1.0");
		MODULE_LICENSE("GPL");

drivers/media/dvb/dvb-usb/ttusb2.h

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		/* DVB USB compliant linux driver for Technotrend DVB USB boxes and clones
		* (e.g. Pinnacle 400e DVB-S USB2.0).
		*
		* Copyright (c) 2002 Holger Waechtler <holger@convergence.de>
		* Copyright (c) 2003 Felix Domke <tmbinc@elitedvb.net>
		* Copyright (C) 2005-6 Patrick Boettcher <pb@linuxtv.de>
		*
		* This program is free software; you can redistribute it and/or modify it
		* under the terms of the GNU General Public License as published by the Free
		* Software Foundation, version 2.
		*
		* see Documentation/dvb/README.dvb-usb for more information
		*/
		#ifndef _DVB_USB_TTUSB2_H_
		#define _DVB_USB_TTUSB2_H_

		/* TTUSB protocol
		*
		* always to messages (out/in)
		* out message:
		* 0xaa <id> <cmdbyte> <datalen> <data...>
		*
		* in message (complete block is always 0x40 bytes long)
		* 0x55 <id> <cmdbyte> <datalen> <data...>
		*
		* id is incremented for each transaction
		*/

		#define CMD_DSP_DOWNLOAD 0x13
		/* out data: <byte>[28]
		* last block must be empty */

		#define CMD_DSP_BOOT 0x14
		/* out data: nothing */

		#define CMD_POWER 0x15
		/* out data: <on=1/off=0> */

		#define CMD_LNB 0x16
		/* out data: <power=1> <18V=0,13V=1> <tone> <??=1> <??=1> */

		#define CMD_GET_VERSION 0x17
		/* in data: <version_byte>[5] */

		#define CMD_DISEQC 0x18
		/* out data: <master=0xff/burst=??> <cmdlen> <cmdbytes>[cmdlen] */

		#define CMD_PID_ENABLE 0x22
		/* out data: <index> <type: ts=1/sec=2> <pid msb> <pid lsb> */

		#define CMD_PID_DISABLE 0x23
		/* out data: <index> */

		#define CMD_FILTER_ENABLE 0x24
		/* out data: <index> <pid_idx> <filter>[12] <mask>[12] */

		#define CMD_FILTER_DISABLE 0x25
		/* out data: <index> */

		#define CMD_GET_DSP_VERSION 0x26
		/* in data: <version_byte>[28] */

		#define CMD_I2C_XFER 0x31
		/* out data: <addr << 1> <sndlen> <rcvlen> <data>[sndlen]
		* in data: <addr << 1> <sndlen> <rcvlen> <data>[rcvlen] */

		#define CMD_I2C_BITRATE 0x32
		/* out data: <default=0> */

		#endif