This commit was manufactured by cvs2svn to create tag
[linux-2.6.git] / drivers / media / dvb / ttusb-budget / dvb-ttusb-budget.c
index 91a00d9..cc14ec7 100644 (file)
@@ -13,7 +13,6 @@
 #include <linux/slab.h>
 #include <linux/wait.h>
 #include <linux/module.h>
-#include <linux/moduleparam.h>
 #include <linux/usb.h>
 #include <linux/delay.h>
 #include <linux/time.h>
 #include "dmxdev.h"
 #include "dvb_demux.h"
 #include "dvb_net.h"
-#include "cx22700.h"
-#include "tda1004x.h"
-#include "stv0299.h"
-#include "tda8083.h"
 
 #include <linux/dvb/frontend.h>
 #include <linux/dvb/dmx.h>
 #include <linux/pci.h>
 
+#include "dvb_functions.h"
+
 /*
   TTUSB_HWSECTIONS:
     the DSP supports filtering in hardware, however, since the "muxstream"
     this unless the device doesn't load at all. > 2 for bandwidth statistics.
 */
 
-static int debug;
-
-module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
+static int debug = 0;
 
 #define dprintk(x...) do { if (debug) printk(KERN_DEBUG x); } while (0)
 
@@ -86,8 +80,6 @@ struct ttusb {
        struct dvb_adapter *adapter;
        struct usb_device *dev;
 
-       struct i2c_adapter i2c_adap;
-
        int disconnecting;
        int iso_streaming;
 
@@ -136,8 +128,6 @@ struct ttusb {
 #if 0
        devfs_handle_t stc_devfs_handle;
 #endif
-
-       struct dvb_frontend* fe;
 };
 
 /* ugly workaround ... don't know why it's neccessary to read */
@@ -252,9 +242,10 @@ static int ttusb_i2c_msg(struct ttusb *ttusb,
        return rcv_len;
 }
 
-static int master_xfer(struct i2c_adapter* adapter, struct i2c_msg msg[], int num)
+static int ttusb_i2c_xfer(struct dvb_i2c_bus *i2c, const struct i2c_msg msg[],
+                  int num)
 {
-       struct ttusb *ttusb = i2c_get_adapdata(adapter);
+       struct ttusb *ttusb = i2c->data;
        int i = 0;
        int inc;
 
@@ -467,10 +458,9 @@ static int ttusb_init_controller(struct ttusb *ttusb)
 }
 
 #ifdef TTUSB_DISEQC
-static int ttusb_send_diseqc(struct dvb_frontend* fe,
+static int ttusb_send_diseqc(struct ttusb *ttusb,
                      const struct dvb_diseqc_master_cmd *cmd)
 {
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
        u8 b[12] = { 0xaa, ++ttusb->c, 0x18 };
 
        int err;
@@ -508,24 +498,41 @@ static int ttusb_update_lnb(struct ttusb *ttusb)
        return err;
 }
 
-static int ttusb_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage)
+static int ttusb_set_voltage(struct ttusb *ttusb, fe_sec_voltage_t voltage)
 {
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
-
        ttusb->voltage = voltage;
        return ttusb_update_lnb(ttusb);
 }
 
 #ifdef TTUSB_TONE
-static int ttusb_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
+static int ttusb_set_tone(struct ttusb *ttusb, fe_sec_tone_mode_t tone)
 {
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
-
        ttusb->tone = tone;
        return ttusb_update_lnb(ttusb);
 }
 #endif
 
+static int ttusb_lnb_ioctl(struct dvb_frontend *fe, unsigned int cmd, void *arg)
+{
+       struct ttusb *ttusb = fe->i2c->data;
+
+       switch (cmd) {
+       case FE_SET_VOLTAGE:
+               return ttusb_set_voltage(ttusb, (fe_sec_voltage_t) arg);
+#ifdef TTUSB_TONE
+       case FE_SET_TONE:
+               return ttusb_set_tone(ttusb, (fe_sec_tone_mode_t) arg);
+#endif
+#ifdef TTUSB_DISEQC
+       case FE_DISEQC_SEND_MASTER_CMD:
+               return ttusb_send_diseqc(ttusb,
+                                        (struct dvb_diseqc_master_cmd *)
+                                        arg);
+#endif
+       default:
+               return -EOPNOTSUPP;
+       };
+}
 
 #if 0
 static void ttusb_set_led_freq(struct ttusb *ttusb, u8 freq)
@@ -550,7 +557,7 @@ static void ttusb_handle_sec_data(struct ttusb_channel *channel,
                                  const u8 * data, int len);
 #endif
 
-static int numpkt = 0, lastj, numts, numstuff, numsec, numinvalid;
+int numpkt = 0, lastj, numts, numstuff, numsec, numinvalid;
 
 static void ttusb_process_muxpack(struct ttusb *ttusb, const u8 * muxpack,
                           int len)
@@ -780,7 +787,7 @@ static void ttusb_iso_irq(struct urb *urb, struct pt_regs *ptregs)
                        ttusb_process_frame(ttusb, data, len);
                }
        }
-       usb_submit_urb(urb, GFP_ATOMIC);
+       usb_submit_urb(urb, GFP_KERNEL);
 }
 
 static void ttusb_free_iso_urbs(struct ttusb *ttusb)
@@ -815,7 +822,7 @@ static int ttusb_alloc_iso_urbs(struct ttusb *ttusb)
 
                if (!
                    (urb =
-                    usb_alloc_urb(FRAMES_PER_ISO_BUF, GFP_ATOMIC))) {
+                    usb_alloc_urb(FRAMES_PER_ISO_BUF, GFP_KERNEL))) {
                        ttusb_free_iso_urbs(ttusb);
                        return -ENOMEM;
                }
@@ -873,7 +880,7 @@ static int ttusb_start_iso_xfer(struct ttusb *ttusb)
        }
 
        for (i = 0; i < ISO_BUF_COUNT; i++) {
-               if ((err = usb_submit_urb(ttusb->iso_urb[i], GFP_ATOMIC))) {
+               if ((err = usb_submit_urb(ttusb->iso_urb[i], GFP_KERNEL))) {
                        ttusb_stop_iso_xfer(ttusb);
                        printk
                            ("%s: failed urb submission (%i: err = %i)!\n",
@@ -1061,347 +1068,6 @@ static struct file_operations stc_fops = {
 };
 #endif
 
-static u32 functionality(struct i2c_adapter *adapter)
-{
-       return I2C_FUNC_I2C;
-}
-
-
-
-static int alps_tdmb7_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
-{
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
-       u8 data[4];
-       struct i2c_msg msg = {.addr=0x61, .flags=0, .buf=data, .len=sizeof(data) };
-       u32 div;
-
-       div = (params->frequency + 36166667) / 166667;
-
-       data[0] = (div >> 8) & 0x7f;
-       data[1] = div & 0xff;
-       data[2] = ((div >> 10) & 0x60) | 0x85;
-       data[3] = params->frequency < 592000000 ? 0x40 : 0x80;
-
-       if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1) return -EIO;
-       return 0;
-}
-
-struct cx22700_config alps_tdmb7_config = {
-       .demod_address = 0x43,
-       .pll_set = alps_tdmb7_pll_set,
-};
-
-
-
-
-
-static int philips_tdm1316l_pll_init(struct dvb_frontend* fe)
-{
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
-       static u8 td1316_init[] = { 0x0b, 0xf5, 0x85, 0xab };
-       static u8 disable_mc44BC374c[] = { 0x1d, 0x74, 0xa0, 0x68 };
-       struct i2c_msg tuner_msg = { .addr=0x60, .flags=0, .buf=td1316_init, .len=sizeof(td1316_init) };
-
-       // setup PLL configuration
-       if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) return -EIO;
-       msleep(1);
-
-       // disable the mc44BC374c (do not check for errors)
-       tuner_msg.addr = 0x65;
-       tuner_msg.buf = disable_mc44BC374c;
-       tuner_msg.len = sizeof(disable_mc44BC374c);
-       if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) {
-               i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1);
-       }
-
-       return 0;
-}
-
-static int philips_tdm1316l_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
-{
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
-       u8 tuner_buf[4];
-       struct i2c_msg tuner_msg = {.addr=0x60, .flags=0, .buf=tuner_buf, .len=sizeof(tuner_buf) };
-       int tuner_frequency = 0;
-       u8 band, cp, filter;
-
-       // determine charge pump
-       tuner_frequency = params->frequency + 36130000;
-       if (tuner_frequency < 87000000) return -EINVAL;
-       else if (tuner_frequency < 130000000) cp = 3;
-       else if (tuner_frequency < 160000000) cp = 5;
-       else if (tuner_frequency < 200000000) cp = 6;
-       else if (tuner_frequency < 290000000) cp = 3;
-       else if (tuner_frequency < 420000000) cp = 5;
-       else if (tuner_frequency < 480000000) cp = 6;
-       else if (tuner_frequency < 620000000) cp = 3;
-       else if (tuner_frequency < 830000000) cp = 5;
-       else if (tuner_frequency < 895000000) cp = 7;
-       else return -EINVAL;
-
-       // determine band
-       if (params->frequency < 49000000) return -EINVAL;
-       else if (params->frequency < 159000000) band = 1;
-       else if (params->frequency < 444000000) band = 2;
-       else if (params->frequency < 861000000) band = 4;
-       else return -EINVAL;
-
-       // setup PLL filter
-       switch (params->u.ofdm.bandwidth) {
-       case BANDWIDTH_6_MHZ:
-               tda1004x_write_byte(fe, 0x0C, 0);
-               filter = 0;
-               break;
-
-       case BANDWIDTH_7_MHZ:
-               tda1004x_write_byte(fe, 0x0C, 0);
-               filter = 0;
-               break;
-
-       case BANDWIDTH_8_MHZ:
-               tda1004x_write_byte(fe, 0x0C, 0xFF);
-               filter = 1;
-               break;
-
-       default:
-               return -EINVAL;
-       }
-
-       // calculate divisor
-       // ((36130000+((1000000/6)/2)) + Finput)/(1000000/6)
-       tuner_frequency = (((params->frequency / 1000) * 6) + 217280) / 1000;
-
-       // setup tuner buffer
-       tuner_buf[0] = tuner_frequency >> 8;
-       tuner_buf[1] = tuner_frequency & 0xff;
-       tuner_buf[2] = 0xca;
-       tuner_buf[3] = (cp << 5) | (filter << 3) | band;
-
-       if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1)
-               return -EIO;
-
-       msleep(1);
-       return 0;
-}
-
-static int philips_tdm1316l_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
-{
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
-
-       return request_firmware(fw, name, &ttusb->dev->dev);
-}
-
-static struct tda1004x_config philips_tdm1316l_config = {
-
-       .demod_address = 0x8,
-       .invert = 1,
-       .invert_oclk = 0,
-       .pll_init = philips_tdm1316l_pll_init,
-       .pll_set = philips_tdm1316l_pll_set,
-       .request_firmware = philips_tdm1316l_request_firmware,
-};
-
-
-static u8 alps_bsru6_inittab[] = {
-       0x01, 0x15,
-       0x02, 0x00,
-       0x03, 0x00,
-       0x04, 0x7d,             /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */
-       0x05, 0x35,             /* I2CT = 0, SCLT = 1, SDAT = 1 */
-       0x06, 0x40,             /* DAC not used, set to high impendance mode */
-       0x07, 0x00,             /* DAC LSB */
-       0x08, 0x40,             /* DiSEqC off, LNB power on OP2/LOCK pin on */
-       0x09, 0x00,             /* FIFO */
-       0x0c, 0x51,             /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */
-       0x0d, 0x82,             /* DC offset compensation = ON, beta_agc1 = 2 */
-       0x0e, 0x23,             /* alpha_tmg = 2, beta_tmg = 3 */
-       0x10, 0x3f,             // AGC2  0x3d
-       0x11, 0x84,
-       0x12, 0xb5,             // Lock detect: -64  Carrier freq detect:on
-       0x15, 0xc9,             // lock detector threshold
-       0x16, 0x00,
-       0x17, 0x00,
-       0x18, 0x00,
-       0x19, 0x00,
-       0x1a, 0x00,
-       0x1f, 0x50,
-       0x20, 0x00,
-       0x21, 0x00,
-       0x22, 0x00,
-       0x23, 0x00,
-       0x28, 0x00,             // out imp: normal  out type: parallel FEC mode:0
-       0x29, 0x1e,             // 1/2 threshold
-       0x2a, 0x14,             // 2/3 threshold
-       0x2b, 0x0f,             // 3/4 threshold
-       0x2c, 0x09,             // 5/6 threshold
-       0x2d, 0x05,             // 7/8 threshold
-       0x2e, 0x01,
-       0x31, 0x1f,             // test all FECs
-       0x32, 0x19,             // viterbi and synchro search
-       0x33, 0xfc,             // rs control
-       0x34, 0x93,             // error control
-       0x0f, 0x52,
-       0xff, 0xff
-};
-
-static int alps_bsru6_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio)
-{
-       u8 aclk = 0;
-       u8 bclk = 0;
-
-       if (srate < 1500000) {
-               aclk = 0xb7;
-               bclk = 0x47;
-       } else if (srate < 3000000) {
-               aclk = 0xb7;
-               bclk = 0x4b;
-       } else if (srate < 7000000) {
-               aclk = 0xb7;
-               bclk = 0x4f;
-       } else if (srate < 14000000) {
-               aclk = 0xb7;
-               bclk = 0x53;
-       } else if (srate < 30000000) {
-               aclk = 0xb6;
-               bclk = 0x53;
-       } else if (srate < 45000000) {
-               aclk = 0xb4;
-               bclk = 0x51;
-       }
-
-       stv0299_writereg(fe, 0x13, aclk);
-       stv0299_writereg(fe, 0x14, bclk);
-       stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
-       stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff);
-       stv0299_writereg(fe, 0x21, (ratio) & 0xf0);
-
-       return 0;
-}
-
-static int alps_bsru6_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
-{
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
-       u8 buf[4];
-       u32 div;
-       struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) };
-
-       if ((params->frequency < 950000) || (params->frequency > 2150000))
-               return -EINVAL;
-
-       div = (params->frequency + (125 - 1)) / 125;    // round correctly
-       buf[0] = (div >> 8) & 0x7f;
-       buf[1] = div & 0xff;
-       buf[2] = 0x80 | ((div & 0x18000) >> 10) | 4;
-       buf[3] = 0xC4;
-
-       if (params->frequency > 1530000)
-               buf[3] = 0xc0;
-
-       if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1)
-               return -EIO;
-
-       return 0;
-}
-
-static struct stv0299_config alps_bsru6_config = {
-
-       .demod_address = 0x68,
-       .inittab = alps_bsru6_inittab,
-       .mclk = 88000000UL,
-       .invert = 1,
-       .enhanced_tuning = 0,
-       .skip_reinit = 0,
-       .lock_output = STV0229_LOCKOUTPUT_1,
-       .volt13_op0_op1 = STV0299_VOLT13_OP1,
-       .min_delay_ms = 100,
-       .set_symbol_rate = alps_bsru6_set_symbol_rate,
-       .pll_set = alps_bsru6_pll_set,
-};
-
-static int ttusb_novas_grundig_29504_491_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
-{
-       struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
-       u8 buf[4];
-       u32 div;
-       struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) };
-
-        div = params->frequency / 125;
-
-       buf[0] = (div >> 8) & 0x7f;
-       buf[1] = div & 0xff;
-       buf[2] = 0x8e;
-       buf[3] = 0x00;
-
-       if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1)
-               return -EIO;
-
-       return 0;
-}
-
-static struct tda8083_config ttusb_novas_grundig_29504_491_config = {
-
-       .demod_address = 0x68,
-       .pll_set = ttusb_novas_grundig_29504_491_pll_set,
-};
-
-
-
-static void frontend_init(struct ttusb* ttusb)
-{
-       switch(ttusb->dev->descriptor.idProduct) {
-       case 0x1003: // Hauppauge/TT Nova-USB-S budget (stv0299/ALPS BSRU6(tsa5059)
-               // try the ALPS BSRU6 first
-               ttusb->fe = stv0299_attach(&alps_bsru6_config, &ttusb->i2c_adap);
-               if (ttusb->fe != NULL) {
-                       ttusb->fe->ops->set_voltage = ttusb_set_voltage;
-                       break;
-               }
-
-               // Grundig 29504-491
-               ttusb->fe = tda8083_attach(&ttusb_novas_grundig_29504_491_config, &ttusb->i2c_adap);
-               if (ttusb->fe != NULL) {
-                       ttusb->fe->ops->set_voltage = ttusb_set_voltage;
-                       break;
-               }
-
-               break;
-
-       case 0x1005: // Hauppauge/TT Nova-USB-t budget (tda10046/Philips td1316(tda6651tt) OR cx22700/ALPS TDMB7(??))
-               // try the ALPS TDMB7 first
-               ttusb->fe = cx22700_attach(&alps_tdmb7_config, &ttusb->i2c_adap);
-               if (ttusb->fe != NULL)
-                       break;
-
-               // Philips td1316
-               ttusb->fe = tda10046_attach(&philips_tdm1316l_config, &ttusb->i2c_adap);
-               if (ttusb->fe != NULL)
-                       break;
-               break;
-       }
-
-       if (ttusb->fe == NULL) {
-               printk("dvb-ttusb-budget: A frontend driver was not found for device %04x/%04x\n",
-                      ttusb->dev->descriptor.idVendor,
-                      ttusb->dev->descriptor.idProduct);
-       } else {
-               if (dvb_register_frontend(ttusb->adapter, ttusb->fe)) {
-                       printk("dvb-ttusb-budget: Frontend registration failed!\n");
-                       if (ttusb->fe->ops->release)
-                               ttusb->fe->ops->release(ttusb->fe);
-                       ttusb->fe = NULL;
-               }
-       }
-}
-
-
-
-static struct i2c_algorithm ttusb_dec_algo = {
-       .name           = "ttusb dec i2c algorithm",
-       .id             = I2C_ALGO_BIT,
-       .master_xfer    = master_xfer,
-       .functionality  = functionality,
-};
-
 static int ttusb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 {
        struct usb_device *udev;
@@ -1412,6 +1078,17 @@ static int ttusb_probe(struct usb_interface *intf, const struct usb_device_id *i
 
        udev = interface_to_usbdev(intf);
 
+       /* Device has already been reset; its configuration was chosen.
+        * If this fault happens, use a hotplug script to choose the
+        * right configuration (write bConfigurationValue in sysfs).
+        */
+       if (udev->actconfig->desc.bConfigurationValue != 1) {
+               dev_err(&intf->dev, "device config is #%d, need #1\n",
+                       udev->actconfig->desc.bConfigurationValue);
+               return -ENODEV;
+       }
+
+
         if (intf->altsetting->desc.bInterfaceNumber != 1) return -ENODEV;
 
        if (!(ttusb = kmalloc(sizeof(struct ttusb), GFP_KERNEL)))
@@ -1439,28 +1116,10 @@ static int ttusb_probe(struct usb_interface *intf, const struct usb_device_id *i
        up(&ttusb->sem);
 
        dvb_register_adapter(&ttusb->adapter, "Technotrend/Hauppauge Nova-USB", THIS_MODULE);
-       ttusb->adapter->priv = ttusb;
 
-       /* i2c */
-       memset(&ttusb->i2c_adap, 0, sizeof(struct i2c_adapter));
-       strcpy(ttusb->i2c_adap.name, "TTUSB DEC");
-
-       i2c_set_adapdata(&ttusb->i2c_adap, ttusb);
-
-#ifdef I2C_ADAP_CLASS_TV_DIGITAL
-       ttusb->i2c_adap.class             = I2C_ADAP_CLASS_TV_DIGITAL;
-#else
-       ttusb->i2c_adap.class             = I2C_CLASS_TV_DIGITAL;
-#endif
-       ttusb->i2c_adap.algo              = &ttusb_dec_algo;
-       ttusb->i2c_adap.algo_data         = NULL;
-       ttusb->i2c_adap.id                = I2C_ALGO_BIT;
-
-       result = i2c_add_adapter(&ttusb->i2c_adap);
-       if (result) {
-               dvb_unregister_adapter (ttusb->adapter);
-               return result;
-       }
+       dvb_register_i2c_bus(ttusb_i2c_xfer, ttusb, ttusb->adapter, 0);
+       dvb_add_frontend_ioctls(ttusb->adapter, ttusb_lnb_ioctl, NULL,
+                               ttusb);
 
        memset(&ttusb->dvb_demux, 0, sizeof(ttusb->dvb_demux));
 
@@ -1478,10 +1137,9 @@ static int ttusb_probe(struct usb_interface *intf, const struct usb_device_id *i
        ttusb->dvb_demux.write_to_decoder = NULL;
 
        if ((result = dvb_dmx_init(&ttusb->dvb_demux)) < 0) {
-               printk("ttusb_dvb: dvb_dmx_init failed (errno = %d)\n", result);
-               i2c_del_adapter(&ttusb->i2c_adap);
-               dvb_unregister_adapter (ttusb->adapter);
-               return -ENODEV;
+               printk("ttusb_dvb: dvb_dmx_init failed (errno = %d)\n",
+                      result);
+               goto err;
        }
 //FIXME dmxdev (nur WAS?)
        ttusb->dmxdev.filternum = ttusb->dvb_demux.filternum;
@@ -1492,20 +1150,15 @@ static int ttusb_probe(struct usb_interface *intf, const struct usb_device_id *i
                printk("ttusb_dvb: dvb_dmxdev_init failed (errno = %d)\n",
                       result);
                dvb_dmx_release(&ttusb->dvb_demux);
-               i2c_del_adapter(&ttusb->i2c_adap);
-               dvb_unregister_adapter (ttusb->adapter);
-               return -ENODEV;
+               goto err;
        }
 
-       if (dvb_net_init(ttusb->adapter, &ttusb->dvbnet, &ttusb->dvb_demux.dmx)) {
+       if (dvb_net_init
+           (ttusb->adapter, &ttusb->dvbnet, &ttusb->dvb_demux.dmx)) {
                printk("ttusb_dvb: dvb_net_init failed!\n");
-               dvb_dmxdev_release(&ttusb->dmxdev);
-               dvb_dmx_release(&ttusb->dvb_demux);
-               i2c_del_adapter(&ttusb->i2c_adap);
-               dvb_unregister_adapter (ttusb->adapter);
-               return -ENODEV;
        }
 
+      err:
 #if 0
        ttusb->stc_devfs_handle =
            devfs_register(ttusb->adapter->devfs_handle, TTUSB_BUDGET_NAME,
@@ -1513,9 +1166,8 @@ static int ttusb_probe(struct usb_interface *intf, const struct usb_device_id *i
                           S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP
                           | S_IROTH | S_IWOTH, &stc_fops, ttusb);
 #endif
-       usb_set_intfdata(intf, (void *) ttusb);
 
-       frontend_init(ttusb);
+       usb_set_intfdata(intf, (void *) ttusb);
 
        return 0;
 }
@@ -1534,8 +1186,8 @@ static void ttusb_disconnect(struct usb_interface *intf)
        dvb_net_release(&ttusb->dvbnet);
        dvb_dmxdev_release(&ttusb->dmxdev);
        dvb_dmx_release(&ttusb->dvb_demux);
-       if (ttusb->fe != NULL) dvb_unregister_frontend(ttusb->fe);
-       i2c_del_adapter(&ttusb->i2c_adap);
+
+       dvb_unregister_i2c_bus(ttusb_i2c_xfer, ttusb->adapter, 0);
        dvb_unregister_adapter(ttusb->adapter);
 
        ttusb_free_iso_urbs(ttusb);
@@ -1547,7 +1199,7 @@ static void ttusb_disconnect(struct usb_interface *intf)
 
 static struct usb_device_id ttusb_table[] = {
        {USB_DEVICE(0xb48, 0x1003)},
-/*     {USB_DEVICE(0xb48, 0x1004)},UNDEFINED HARDWARE - mail linuxtv.org list*/        /* to be confirmed ????  */
+       {USB_DEVICE(0xb48, 0x1004)},    /* to be confirmed ????  */
        {USB_DEVICE(0xb48, 0x1005)},
        {}
 };
@@ -1582,6 +1234,9 @@ static void __exit ttusb_exit(void)
 module_init(ttusb_init);
 module_exit(ttusb_exit);
 
+MODULE_PARM(debug, "i");
+MODULE_PARM_DESC(debug, "Debug or not");
+
 MODULE_AUTHOR("Holger Waechtler <holger@convergence.de>");
 MODULE_DESCRIPTION("TTUSB DVB Driver");
 MODULE_LICENSE("GPL");