drivers/media/pci/saa7164/saa7164-dvb.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *  Driver for the NXP SAA7164 PCIe bridge
   4  *
   5  *  Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.com>
   6  */
   7
   8 #include "saa7164.h"
   9
  10 #include "tda10048.h"
  11 #include "tda18271.h"
  12 #include "s5h1411.h"
  13 #include "si2157.h"
  14 #include "si2168.h"
  15 #include "lgdt3306a.h"
  16
  17 #define DRIVER_NAME "saa7164"
  18
  19 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  20
  21 /* addr is in the card struct, get it from there */
  22 static struct tda10048_config hauppauge_hvr2200_1_config = {
  23         .demod_address    = 0x10 >> 1,
  24         .output_mode      = TDA10048_SERIAL_OUTPUT,
  25         .fwbulkwritelen   = TDA10048_BULKWRITE_200,
  26         .inversion        = TDA10048_INVERSION_ON,
  27         .dtv6_if_freq_khz = TDA10048_IF_3300,
  28         .dtv7_if_freq_khz = TDA10048_IF_3500,
  29         .dtv8_if_freq_khz = TDA10048_IF_4000,
  30         .clk_freq_khz     = TDA10048_CLK_16000,
  31 };
  32 static struct tda10048_config hauppauge_hvr2200_2_config = {
  33         .demod_address    = 0x12 >> 1,
  34         .output_mode      = TDA10048_SERIAL_OUTPUT,
  35         .fwbulkwritelen   = TDA10048_BULKWRITE_200,
  36         .inversion        = TDA10048_INVERSION_ON,
  37         .dtv6_if_freq_khz = TDA10048_IF_3300,
  38         .dtv7_if_freq_khz = TDA10048_IF_3500,
  39         .dtv8_if_freq_khz = TDA10048_IF_4000,
  40         .clk_freq_khz     = TDA10048_CLK_16000,
  41 };
  42
  43 static struct tda18271_std_map hauppauge_tda18271_std_map = {
  44         .atsc_6   = { .if_freq = 3250, .agc_mode = 3, .std = 3,
  45                       .if_lvl = 6, .rfagc_top = 0x37 },
  46         .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
  47                       .if_lvl = 6, .rfagc_top = 0x37 },
  48 };
  49
  50 static struct tda18271_config hauppauge_hvr22x0_tuner_config = {
  51         .std_map        = &hauppauge_tda18271_std_map,
  52         .gate           = TDA18271_GATE_ANALOG,
  53         .role           = TDA18271_MASTER,
  54 };
  55
  56 static struct tda18271_config hauppauge_hvr22x0s_tuner_config = {
  57         .std_map        = &hauppauge_tda18271_std_map,
  58         .gate           = TDA18271_GATE_ANALOG,
  59         .role           = TDA18271_SLAVE,
  60         .output_opt     = TDA18271_OUTPUT_LT_OFF,
  61         .rf_cal_on_startup = 1
  62 };
  63
  64 static struct s5h1411_config hauppauge_s5h1411_config = {
  65         .output_mode   = S5H1411_SERIAL_OUTPUT,
  66         .gpio          = S5H1411_GPIO_ON,
  67         .qam_if        = S5H1411_IF_4000,
  68         .vsb_if        = S5H1411_IF_3250,
  69         .inversion     = S5H1411_INVERSION_ON,
  70         .status_mode   = S5H1411_DEMODLOCKING,
  71         .mpeg_timing   = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
  72 };
  73
  74 static struct lgdt3306a_config hauppauge_hvr2255a_config = {
  75         .i2c_addr               = 0xb2 >> 1,
  76         .qam_if_khz             = 4000,
  77         .vsb_if_khz             = 3250,
  78         .deny_i2c_rptr          = 1, /* Disabled */
  79         .spectral_inversion     = 0, /* Disabled */
  80         .mpeg_mode              = LGDT3306A_MPEG_SERIAL,
  81         .tpclk_edge             = LGDT3306A_TPCLK_RISING_EDGE,
  82         .tpvalid_polarity       = LGDT3306A_TP_VALID_HIGH,
  83         .xtalMHz                = 25, /* 24 or 25 */
  84 };
  85
  86 static struct lgdt3306a_config hauppauge_hvr2255b_config = {
  87         .i2c_addr               = 0x1c >> 1,
  88         .qam_if_khz             = 4000,
  89         .vsb_if_khz             = 3250,
  90         .deny_i2c_rptr          = 1, /* Disabled */
  91         .spectral_inversion     = 0, /* Disabled */
  92         .mpeg_mode              = LGDT3306A_MPEG_SERIAL,
  93         .tpclk_edge             = LGDT3306A_TPCLK_RISING_EDGE,
  94         .tpvalid_polarity       = LGDT3306A_TP_VALID_HIGH,
  95         .xtalMHz                = 25, /* 24 or 25 */
  96 };
  97
  98 static struct si2157_config hauppauge_hvr2255_tuner_config = {
  99         .inversion = 1,
 100         .if_port = 1,
 101 };
 102
 103 static int si2157_attach(struct saa7164_port *port, struct i2c_adapter *adapter,
 104         struct dvb_frontend *fe, u8 addr8bit, struct si2157_config *cfg)
 105 {
 106         struct i2c_board_info bi;
 107         struct i2c_client *tuner;
 108
 109         cfg->fe = fe;
 110
 111         memset(&bi, 0, sizeof(bi));
 112
 113         strscpy(bi.type, "si2157", I2C_NAME_SIZE);
 114         bi.platform_data = cfg;
 115         bi.addr = addr8bit >> 1;
 116
 117         request_module(bi.type);
 118
 119         tuner = i2c_new_client_device(adapter, &bi);
 120         if (!i2c_client_has_driver(tuner))
 121                 return -ENODEV;
 122
 123         if (!try_module_get(tuner->dev.driver->owner)) {
 124                 i2c_unregister_device(tuner);
 125                 return -ENODEV;
 126         }
 127
 128         port->i2c_client_tuner = tuner;
 129
 130         return 0;
 131 }
 132
 133 static int saa7164_dvb_stop_port(struct saa7164_port *port)
 134 {
 135         struct saa7164_dev *dev = port->dev;
 136         int ret;
 137
 138         ret = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
 139         if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
 140                 printk(KERN_ERR "%s() stop transition failed, ret = 0x%x\n",
 141                         __func__, ret);
 142                 ret = -EIO;
 143         } else {
 144                 dprintk(DBGLVL_DVB, "%s()    Stopped\n", __func__);
 145                 ret = 0;
 146         }
 147
 148         return ret;
 149 }
 150
 151 static int saa7164_dvb_acquire_port(struct saa7164_port *port)
 152 {
 153         struct saa7164_dev *dev = port->dev;
 154         int ret;
 155
 156         ret = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
 157         if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
 158                 printk(KERN_ERR "%s() acquire transition failed, ret = 0x%x\n",
 159                         __func__, ret);
 160                 ret = -EIO;
 161         } else {
 162                 dprintk(DBGLVL_DVB, "%s() Acquired\n", __func__);
 163                 ret = 0;
 164         }
 165
 166         return ret;
 167 }
 168
 169 static int saa7164_dvb_pause_port(struct saa7164_port *port)
 170 {
 171         struct saa7164_dev *dev = port->dev;
 172         int ret;
 173
 174         ret = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
 175         if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
 176                 printk(KERN_ERR "%s() pause transition failed, ret = 0x%x\n",
 177                         __func__, ret);
 178                 ret = -EIO;
 179         } else {
 180                 dprintk(DBGLVL_DVB, "%s()   Paused\n", __func__);
 181                 ret = 0;
 182         }
 183
 184         return ret;
 185 }
 186
 187 /* Firmware is very windows centric, meaning you have to transition
 188  * the part through AVStream / KS Windows stages, forwards or backwards.
 189  * States are: stopped, acquired (h/w), paused, started.
 190  */
 191 static int saa7164_dvb_stop_streaming(struct saa7164_port *port)
 192 {
 193         struct saa7164_dev *dev = port->dev;
 194         struct saa7164_buffer *buf;
 195         struct list_head *p, *q;
 196         int ret;
 197
 198         dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
 199
 200         ret = saa7164_dvb_pause_port(port);
 201         ret = saa7164_dvb_acquire_port(port);
 202         ret = saa7164_dvb_stop_port(port);
 203
 204         /* Mark the hardware buffers as free */
 205         mutex_lock(&port->dmaqueue_lock);
 206         list_for_each_safe(p, q, &port->dmaqueue.list) {
 207                 buf = list_entry(p, struct saa7164_buffer, list);
 208                 buf->flags = SAA7164_BUFFER_FREE;
 209         }
 210         mutex_unlock(&port->dmaqueue_lock);
 211
 212         return ret;
 213 }
 214
 215 static int saa7164_dvb_start_port(struct saa7164_port *port)
 216 {
 217         struct saa7164_dev *dev = port->dev;
 218         int ret = 0, result;
 219
 220         dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
 221
 222         saa7164_buffer_cfg_port(port);
 223
 224         /* Acquire the hardware */
 225         result = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
 226         if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
 227                 printk(KERN_ERR "%s() acquire transition failed, res = 0x%x\n",
 228                         __func__, result);
 229
 230                 /* Stop the hardware, regardless */
 231                 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
 232                 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
 233                         printk(KERN_ERR "%s() acquire/forced stop transition failed, res = 0x%x\n",
 234                                __func__, result);
 235                 }
 236                 ret = -EIO;
 237                 goto out;
 238         } else
 239                 dprintk(DBGLVL_DVB, "%s()   Acquired\n", __func__);
 240
 241         /* Pause the hardware */
 242         result = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
 243         if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
 244                 printk(KERN_ERR "%s() pause transition failed, res = 0x%x\n",
 245                                 __func__, result);
 246
 247                 /* Stop the hardware, regardless */
 248                 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
 249                 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
 250                         printk(KERN_ERR "%s() pause/forced stop transition failed, res = 0x%x\n",
 251                                __func__, result);
 252                 }
 253
 254                 ret = -EIO;
 255                 goto out;
 256         } else
 257                 dprintk(DBGLVL_DVB, "%s()   Paused\n", __func__);
 258
 259         /* Start the hardware */
 260         result = saa7164_api_transition_port(port, SAA_DMASTATE_RUN);
 261         if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
 262                 printk(KERN_ERR "%s() run transition failed, result = 0x%x\n",
 263                                 __func__, result);
 264
 265                 /* Stop the hardware, regardless */
 266                 result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
 267                 if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
 268                         printk(KERN_ERR "%s() run/forced stop transition failed, res = 0x%x\n",
 269                                __func__, result);
 270                 }
 271
 272                 ret = -EIO;
 273         } else
 274                 dprintk(DBGLVL_DVB, "%s()   Running\n", __func__);
 275
 276 out:
 277         return ret;
 278 }
 279
 280 static int saa7164_dvb_start_feed(struct dvb_demux_feed *feed)
 281 {
 282         struct dvb_demux *demux = feed->demux;
 283         struct saa7164_port *port = (struct saa7164_port *) demux->priv;
 284         struct saa7164_dvb *dvb = &port->dvb;
 285         struct saa7164_dev *dev = port->dev;
 286         int ret = 0;
 287
 288         dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
 289
 290         if (!demux->dmx.frontend)
 291                 return -EINVAL;
 292
 293         if (dvb) {
 294                 mutex_lock(&dvb->lock);
 295                 if (dvb->feeding++ == 0) {
 296                         /* Start transport */
 297                         ret = saa7164_dvb_start_port(port);
 298                 }
 299                 mutex_unlock(&dvb->lock);
 300                 dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
 301                         __func__, port->nr, dvb->feeding);
 302         }
 303
 304         return ret;
 305 }
 306
 307 static int saa7164_dvb_stop_feed(struct dvb_demux_feed *feed)
 308 {
 309         struct dvb_demux *demux = feed->demux;
 310         struct saa7164_port *port = (struct saa7164_port *) demux->priv;
 311         struct saa7164_dvb *dvb = &port->dvb;
 312         struct saa7164_dev *dev = port->dev;
 313         int ret = 0;
 314
 315         dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
 316
 317         if (dvb) {
 318                 mutex_lock(&dvb->lock);
 319                 if (--dvb->feeding == 0) {
 320                         /* Stop transport */
 321                         ret = saa7164_dvb_stop_streaming(port);
 322                 }
 323                 mutex_unlock(&dvb->lock);
 324                 dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
 325                         __func__, port->nr, dvb->feeding);
 326         }
 327
 328         return ret;
 329 }
 330
 331 static int dvb_register(struct saa7164_port *port)
 332 {
 333         struct saa7164_dvb *dvb = &port->dvb;
 334         struct saa7164_dev *dev = port->dev;
 335         struct saa7164_buffer *buf;
 336         int result, i;
 337
 338         dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
 339
 340         BUG_ON(port->type != SAA7164_MPEG_DVB);
 341
 342         /* Sanity check that the PCI configuration space is active */
 343         if (port->hwcfg.BARLocation == 0) {
 344                 result = -ENOMEM;
 345                 printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d), NO PCI configuration\n",
 346                         DRIVER_NAME, result);
 347                 goto fail_adapter;
 348         }
 349
 350         /* Init and establish defaults */
 351         port->hw_streamingparams.bitspersample = 8;
 352         port->hw_streamingparams.samplesperline = 188;
 353         port->hw_streamingparams.numberoflines =
 354                 (SAA7164_TS_NUMBER_OF_LINES * 188) / 188;
 355
 356         port->hw_streamingparams.pitch = 188;
 357         port->hw_streamingparams.linethreshold = 0;
 358         port->hw_streamingparams.pagetablelistvirt = NULL;
 359         port->hw_streamingparams.pagetablelistphys = NULL;
 360         port->hw_streamingparams.numpagetables = 2 +
 361                 ((SAA7164_TS_NUMBER_OF_LINES * 188) / PAGE_SIZE);
 362
 363         port->hw_streamingparams.numpagetableentries = port->hwcfg.buffercount;
 364
 365         /* Allocate the PCI resources */
 366         for (i = 0; i < port->hwcfg.buffercount; i++) {
 367                 buf = saa7164_buffer_alloc(port,
 368                         port->hw_streamingparams.numberoflines *
 369                         port->hw_streamingparams.pitch);
 370
 371                 if (!buf) {
 372                         result = -ENOMEM;
 373                         printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d), unable to allocate buffers\n",
 374                                 DRIVER_NAME, result);
 375                         goto fail_adapter;
 376                 }
 377
 378                 mutex_lock(&port->dmaqueue_lock);
 379                 list_add_tail(&buf->list, &port->dmaqueue.list);
 380                 mutex_unlock(&port->dmaqueue_lock);
 381         }
 382
 383         /* register adapter */
 384         result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
 385                         &dev->pci->dev, adapter_nr);
 386         if (result < 0) {
 387                 printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d)\n",
 388                        DRIVER_NAME, result);
 389                 goto fail_adapter;
 390         }
 391         dvb->adapter.priv = port;
 392
 393         /* register frontend */
 394         result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
 395         if (result < 0) {
 396                 printk(KERN_ERR "%s: dvb_register_frontend failed (errno = %d)\n",
 397                        DRIVER_NAME, result);
 398                 goto fail_frontend;
 399         }
 400
 401         /* register demux stuff */
 402         dvb->demux.dmx.capabilities =
 403                 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
 404                 DMX_MEMORY_BASED_FILTERING;
 405         dvb->demux.priv       = port;
 406         dvb->demux.filternum  = 256;
 407         dvb->demux.feednum    = 256;
 408         dvb->demux.start_feed = saa7164_dvb_start_feed;
 409         dvb->demux.stop_feed  = saa7164_dvb_stop_feed;
 410         result = dvb_dmx_init(&dvb->demux);
 411         if (result < 0) {
 412                 printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
 413                        DRIVER_NAME, result);
 414                 goto fail_dmx;
 415         }
 416
 417         dvb->dmxdev.filternum    = 256;
 418         dvb->dmxdev.demux        = &dvb->demux.dmx;
 419         dvb->dmxdev.capabilities = 0;
 420         result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
 421         if (result < 0) {
 422                 printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
 423                        DRIVER_NAME, result);
 424                 goto fail_dmxdev;
 425         }
 426
 427         dvb->fe_hw.source = DMX_FRONTEND_0;
 428         result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
 429         if (result < 0) {
 430                 printk(KERN_ERR "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
 431                        DRIVER_NAME, result);
 432                 goto fail_fe_hw;
 433         }
 434
 435         dvb->fe_mem.source = DMX_MEMORY_FE;
 436         result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
 437         if (result < 0) {
 438                 printk(KERN_ERR "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
 439                        DRIVER_NAME, result);
 440                 goto fail_fe_mem;
 441         }
 442
 443         result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
 444         if (result < 0) {
 445                 printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
 446                        DRIVER_NAME, result);
 447                 goto fail_fe_conn;
 448         }
 449
 450         /* register network adapter */
 451         dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
 452         return 0;
 453
 454 fail_fe_conn:
 455         dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
 456 fail_fe_mem:
 457         dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
 458 fail_fe_hw:
 459         dvb_dmxdev_release(&dvb->dmxdev);
 460 fail_dmxdev:
 461         dvb_dmx_release(&dvb->demux);
 462 fail_dmx:
 463         dvb_unregister_frontend(dvb->frontend);
 464 fail_frontend:
 465         dvb_frontend_detach(dvb->frontend);
 466         dvb_unregister_adapter(&dvb->adapter);
 467 fail_adapter:
 468         return result;
 469 }
 470
 471 int saa7164_dvb_unregister(struct saa7164_port *port)
 472 {
 473         struct saa7164_dvb *dvb = &port->dvb;
 474         struct saa7164_dev *dev = port->dev;
 475         struct saa7164_buffer *b;
 476         struct list_head *c, *n;
 477         struct i2c_client *client;
 478
 479         dprintk(DBGLVL_DVB, "%s()\n", __func__);
 480
 481         BUG_ON(port->type != SAA7164_MPEG_DVB);
 482
 483         /* Remove any allocated buffers */
 484         mutex_lock(&port->dmaqueue_lock);
 485         list_for_each_safe(c, n, &port->dmaqueue.list) {
 486                 b = list_entry(c, struct saa7164_buffer, list);
 487                 list_del(c);
 488                 saa7164_buffer_dealloc(b);
 489         }
 490         mutex_unlock(&port->dmaqueue_lock);
 491
 492         if (dvb->frontend == NULL)
 493                 return 0;
 494
 495         /* remove I2C client for tuner */
 496         client = port->i2c_client_tuner;
 497         if (client) {
 498                 module_put(client->dev.driver->owner);
 499                 i2c_unregister_device(client);
 500         }
 501
 502         /* remove I2C client for demodulator */
 503         client = port->i2c_client_demod;
 504         if (client) {
 505                 module_put(client->dev.driver->owner);
 506                 i2c_unregister_device(client);
 507         }
 508
 509         dvb_net_release(&dvb->net);
 510         dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
 511         dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
 512         dvb_dmxdev_release(&dvb->dmxdev);
 513         dvb_dmx_release(&dvb->demux);
 514         dvb_unregister_frontend(dvb->frontend);
 515         dvb_frontend_detach(dvb->frontend);
 516         dvb_unregister_adapter(&dvb->adapter);
 517         return 0;
 518 }
 519
 520 /* All the DVB attach calls go here, this function gets modified
 521  * for each new card.
 522  */
 523 int saa7164_dvb_register(struct saa7164_port *port)
 524 {
 525         struct saa7164_dev *dev = port->dev;
 526         struct saa7164_dvb *dvb = &port->dvb;
 527         struct saa7164_i2c *i2c_bus = NULL;
 528         struct si2168_config si2168_config;
 529         struct si2157_config si2157_config;
 530         struct i2c_adapter *adapter;
 531         struct i2c_board_info info;
 532         struct i2c_client *client_demod;
 533         struct i2c_client *client_tuner;
 534         int ret;
 535
 536         dprintk(DBGLVL_DVB, "%s()\n", __func__);
 537
 538         /* init frontend */
 539         switch (dev->board) {
 540         case SAA7164_BOARD_HAUPPAUGE_HVR2200:
 541         case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
 542         case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
 543         case SAA7164_BOARD_HAUPPAUGE_HVR2200_4:
 544         case SAA7164_BOARD_HAUPPAUGE_HVR2200_5:
 545                 i2c_bus = &dev->i2c_bus[port->nr + 1];
 546                 switch (port->nr) {
 547                 case 0:
 548                         port->dvb.frontend = dvb_attach(tda10048_attach,
 549                                 &hauppauge_hvr2200_1_config,
 550                                 &i2c_bus->i2c_adap);
 551
 552                         if (port->dvb.frontend != NULL) {
 553                                 /* TODO: addr is in the card struct */
 554                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 555                                         0xc0 >> 1, &i2c_bus->i2c_adap,
 556                                         &hauppauge_hvr22x0_tuner_config);
 557                         }
 558
 559                         break;
 560                 case 1:
 561                         port->dvb.frontend = dvb_attach(tda10048_attach,
 562                                 &hauppauge_hvr2200_2_config,
 563                                 &i2c_bus->i2c_adap);
 564
 565                         if (port->dvb.frontend != NULL) {
 566                                 /* TODO: addr is in the card struct */
 567                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 568                                         0xc0 >> 1, &i2c_bus->i2c_adap,
 569                                         &hauppauge_hvr22x0s_tuner_config);
 570                         }
 571
 572                         break;
 573                 }
 574                 break;
 575         case SAA7164_BOARD_HAUPPAUGE_HVR2250:
 576         case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
 577         case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
 578                 i2c_bus = &dev->i2c_bus[port->nr + 1];
 579
 580                 port->dvb.frontend = dvb_attach(s5h1411_attach,
 581                         &hauppauge_s5h1411_config,
 582                         &i2c_bus->i2c_adap);
 583
 584                 if (port->dvb.frontend != NULL) {
 585                         if (port->nr == 0) {
 586                                 /* Master TDA18271 */
 587                                 /* TODO: addr is in the card struct */
 588                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 589                                         0xc0 >> 1, &i2c_bus->i2c_adap,
 590                                         &hauppauge_hvr22x0_tuner_config);
 591                         } else {
 592                                 /* Slave TDA18271 */
 593                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 594                                         0xc0 >> 1, &i2c_bus->i2c_adap,
 595                                         &hauppauge_hvr22x0s_tuner_config);
 596                         }
 597                 }
 598
 599                 break;
 600         case SAA7164_BOARD_HAUPPAUGE_HVR2255proto:
 601         case SAA7164_BOARD_HAUPPAUGE_HVR2255:
 602                 i2c_bus = &dev->i2c_bus[2];
 603
 604                 if (port->nr == 0) {
 605                         port->dvb.frontend = dvb_attach(lgdt3306a_attach,
 606                                 &hauppauge_hvr2255a_config, &i2c_bus->i2c_adap);
 607                 } else {
 608                         port->dvb.frontend = dvb_attach(lgdt3306a_attach,
 609                                 &hauppauge_hvr2255b_config, &i2c_bus->i2c_adap);
 610                 }
 611
 612                 if (port->dvb.frontend != NULL) {
 613
 614                         if (port->nr == 0) {
 615                                 si2157_attach(port, &dev->i2c_bus[0].i2c_adap,
 616                                               port->dvb.frontend, 0xc0,
 617                                               &hauppauge_hvr2255_tuner_config);
 618                         } else {
 619                                 si2157_attach(port, &dev->i2c_bus[1].i2c_adap,
 620                                               port->dvb.frontend, 0xc0,
 621                                               &hauppauge_hvr2255_tuner_config);
 622                         }
 623                 }
 624                 break;
 625         case SAA7164_BOARD_HAUPPAUGE_HVR2205:
 626
 627                 if (port->nr == 0) {
 628                         /* attach frontend */
 629                         memset(&si2168_config, 0, sizeof(si2168_config));
 630                         si2168_config.i2c_adapter = &adapter;
 631                         si2168_config.fe = &port->dvb.frontend;
 632                         si2168_config.ts_mode = SI2168_TS_SERIAL;
 633                         memset(&info, 0, sizeof(struct i2c_board_info));
 634                         strscpy(info.type, "si2168", I2C_NAME_SIZE);
 635                         info.addr = 0xc8 >> 1;
 636                         info.platform_data = &si2168_config;
 637                         request_module(info.type);
 638                         client_demod = i2c_new_client_device(&dev->i2c_bus[2].i2c_adap, &info);
 639                         if (!i2c_client_has_driver(client_demod))
 640                                 goto frontend_detach;
 641
 642                         if (!try_module_get(client_demod->dev.driver->owner)) {
 643                                 i2c_unregister_device(client_demod);
 644                                 goto frontend_detach;
 645                         }
 646                         port->i2c_client_demod = client_demod;
 647
 648                         /* attach tuner */
 649                         memset(&si2157_config, 0, sizeof(si2157_config));
 650                         si2157_config.if_port = 1;
 651                         si2157_config.fe = port->dvb.frontend;
 652                         memset(&info, 0, sizeof(struct i2c_board_info));
 653                         strscpy(info.type, "si2157", I2C_NAME_SIZE);
 654                         info.addr = 0xc0 >> 1;
 655                         info.platform_data = &si2157_config;
 656                         request_module(info.type);
 657                         client_tuner = i2c_new_client_device(&dev->i2c_bus[0].i2c_adap, &info);
 658                         if (!i2c_client_has_driver(client_tuner)) {
 659                                 module_put(client_demod->dev.driver->owner);
 660                                 i2c_unregister_device(client_demod);
 661                                 goto frontend_detach;
 662                         }
 663                         if (!try_module_get(client_tuner->dev.driver->owner)) {
 664                                 i2c_unregister_device(client_tuner);
 665                                 module_put(client_demod->dev.driver->owner);
 666                                 i2c_unregister_device(client_demod);
 667                                 goto frontend_detach;
 668                         }
 669                         port->i2c_client_tuner = client_tuner;
 670                 } else {
 671                         /* attach frontend */
 672                         memset(&si2168_config, 0, sizeof(si2168_config));
 673                         si2168_config.i2c_adapter = &adapter;
 674                         si2168_config.fe = &port->dvb.frontend;
 675                         si2168_config.ts_mode = SI2168_TS_SERIAL;
 676                         memset(&info, 0, sizeof(struct i2c_board_info));
 677                         strscpy(info.type, "si2168", I2C_NAME_SIZE);
 678                         info.addr = 0xcc >> 1;
 679                         info.platform_data = &si2168_config;
 680                         request_module(info.type);
 681                         client_demod = i2c_new_client_device(&dev->i2c_bus[2].i2c_adap, &info);
 682                         if (!i2c_client_has_driver(client_demod))
 683                                 goto frontend_detach;
 684
 685                         if (!try_module_get(client_demod->dev.driver->owner)) {
 686                                 i2c_unregister_device(client_demod);
 687                                 goto frontend_detach;
 688                         }
 689                         port->i2c_client_demod = client_demod;
 690
 691                         /* attach tuner */
 692                         memset(&si2157_config, 0, sizeof(si2157_config));
 693                         si2157_config.fe = port->dvb.frontend;
 694                         si2157_config.if_port = 1;
 695                         memset(&info, 0, sizeof(struct i2c_board_info));
 696                         strscpy(info.type, "si2157", I2C_NAME_SIZE);
 697                         info.addr = 0xc0 >> 1;
 698                         info.platform_data = &si2157_config;
 699                         request_module(info.type);
 700                         client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info);
 701                         if (!i2c_client_has_driver(client_tuner)) {
 702                                 module_put(client_demod->dev.driver->owner);
 703                                 i2c_unregister_device(client_demod);
 704                                 goto frontend_detach;
 705                         }
 706                         if (!try_module_get(client_tuner->dev.driver->owner)) {
 707                                 i2c_unregister_device(client_tuner);
 708                                 module_put(client_demod->dev.driver->owner);
 709                                 i2c_unregister_device(client_demod);
 710                                 goto frontend_detach;
 711                         }
 712                         port->i2c_client_tuner = client_tuner;
 713                 }
 714
 715                 break;
 716         default:
 717                 printk(KERN_ERR "%s: The frontend isn't supported\n",
 718                        dev->name);
 719                 break;
 720         }
 721         if (NULL == dvb->frontend) {
 722                 printk(KERN_ERR "%s() Frontend initialization failed\n",
 723                        __func__);
 724                 return -1;
 725         }
 726
 727         /* register everything */
 728         ret = dvb_register(port);
 729         if (ret < 0) {
 730                 if (dvb->frontend->ops.release)
 731                         dvb->frontend->ops.release(dvb->frontend);
 732                 return ret;
 733         }
 734
 735         return 0;
 736
 737 frontend_detach:
 738         printk(KERN_ERR "%s() Frontend/I2C initialization failed\n", __func__);
 739         return -1;
 740 }