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umt-010.c

/* DVB USB framework compliant Linux driver for the HanfTek UMT-010 USB2.0
 * DVB-T receiver.
 *
 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.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
 */
#include "dibusb.h"

#include "mt352.h"

static int umt_mt352_demod_init(struct dvb_frontend *fe)
{
      static u8 mt352_clock_config[] = { 0x89, 0xb8, 0x2d };
      static u8 mt352_reset[] = { 0x50, 0x80 };
      static u8 mt352_mclk_ratio[] = { 0x8b, 0x00 };
      static u8 mt352_adc_ctl_1_cfg[] = { 0x8E, 0x40 };
      static u8 mt352_agc_cfg[] = { 0x67, 0x10, 0xa0 };

      static u8 mt352_sec_agc_cfg1[] = { 0x6a, 0xff };
      static u8 mt352_sec_agc_cfg2[] = { 0x6d, 0xff };
      static u8 mt352_sec_agc_cfg3[] = { 0x70, 0x40 };
      static u8 mt352_sec_agc_cfg4[] = { 0x7b, 0x03 };
      static u8 mt352_sec_agc_cfg5[] = { 0x7d, 0x0f };

      static u8 mt352_acq_ctl[] = { 0x53, 0x50 };
      static u8 mt352_input_freq_1[] = { 0x56, 0x31, 0x06 };

      mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
      udelay(2000);
      mt352_write(fe, mt352_reset, sizeof(mt352_reset));
      mt352_write(fe, mt352_mclk_ratio, sizeof(mt352_mclk_ratio));

      mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
      mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));

      mt352_write(fe, mt352_sec_agc_cfg1, sizeof(mt352_sec_agc_cfg1));
      mt352_write(fe, mt352_sec_agc_cfg2, sizeof(mt352_sec_agc_cfg2));
      mt352_write(fe, mt352_sec_agc_cfg3, sizeof(mt352_sec_agc_cfg3));
      mt352_write(fe, mt352_sec_agc_cfg4, sizeof(mt352_sec_agc_cfg4));
      mt352_write(fe, mt352_sec_agc_cfg5, sizeof(mt352_sec_agc_cfg5));

      mt352_write(fe, mt352_acq_ctl, sizeof(mt352_acq_ctl));
      mt352_write(fe, mt352_input_freq_1, sizeof(mt352_input_freq_1));

      return 0;
}

static int umt_mt352_frontend_attach(struct dvb_usb_adapter *adap)
{
      struct mt352_config umt_config;

      memset(&umt_config,0,sizeof(struct mt352_config));
      umt_config.demod_init = umt_mt352_demod_init;
      umt_config.demod_address = 0xf;

      adap->fe = dvb_attach(mt352_attach, &umt_config, &adap->dev->i2c_adap);

      return 0;
}

static int umt_tuner_attach (struct dvb_usb_adapter *adap)
{
      dvb_attach(dvb_pll_attach, adap->fe, 0x61, NULL, DVB_PLL_TUA6034);
      return 0;
}

/* USB Driver stuff */
static struct dvb_usb_device_properties umt_properties;

static int umt_probe(struct usb_interface *intf,
            const struct usb_device_id *id)
{
      if (dvb_usb_device_init(intf,&umt_properties,THIS_MODULE,NULL) == 0)
            return 0;
      return -EINVAL;
}

/* do not change the order of the ID table */
static struct usb_device_id umt_table [] = {
/* 00 */    { USB_DEVICE(USB_VID_HANFTEK, USB_PID_HANFTEK_UMT_010_COLD) },
/* 01 */    { USB_DEVICE(USB_VID_HANFTEK, USB_PID_HANFTEK_UMT_010_WARM) },
                  { }         /* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, umt_table);

static struct dvb_usb_device_properties umt_properties = {
      .caps = DVB_USB_IS_AN_I2C_ADAPTER,

      .usb_ctrl = CYPRESS_FX2,
      .firmware = "dvb-usb-umt-010-02.fw",

      .num_adapters = 1,
      .adapter = {
            {
                  .streaming_ctrl   = dibusb2_0_streaming_ctrl,
                  .frontend_attach  = umt_mt352_frontend_attach,
                  .tuner_attach     = umt_tuner_attach,

                  /* parameter for the MPEG2-data transfer */
                  .stream = {
                        .type = USB_BULK,
                        .count = 20,
                        .endpoint = 0x06,
                        .u = {
                              .bulk = {
                                    .buffersize = 512,
                              }
                        }
                  },

                  .size_of_priv     = sizeof(struct dibusb_state),
            }
      },
      .power_ctrl       = dibusb_power_ctrl,

      .i2c_algo         = &dibusb_i2c_algo,

      .generic_bulk_ctrl_endpoint = 0x01,

      .num_device_descs = 1,
      .devices = {
            {     "Hanftek UMT-010 DVB-T USB2.0",
                  { &umt_table[0], NULL },
                  { &umt_table[1], NULL },
            },
      }
};

static struct usb_driver umt_driver = {
      .name       = "dvb_usb_umt_010",
      .probe            = umt_probe,
      .disconnect = dvb_usb_device_exit,
      .id_table   = umt_table,
};

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

      return 0;
}

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

module_init (umt_module_init);
module_exit (umt_module_exit);

MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
MODULE_DESCRIPTION("Driver for HanfTek UMT 010 USB2.0 DVB-T device");
MODULE_VERSION("1.0");
MODULE_LICENSE("GPL");

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