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_device(adapter, &bi);
 120         if (tuner == NULL || tuner->dev.driver == NULL)
 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         if (port->type != SAA7164_MPEG_DVB)
 341                 BUG();
 342
 343         /* Sanity check that the PCI configuration space is active */
 344         if (port->hwcfg.BARLocation == 0) {
 345                 result = -ENOMEM;
 346                 printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d), NO PCI configuration\n",
 347                         DRIVER_NAME, result);
 348                 goto fail_adapter;
 349         }
 350
 351         /* Init and establish defaults */
 352         port->hw_streamingparams.bitspersample = 8;
 353         port->hw_streamingparams.samplesperline = 188;
 354         port->hw_streamingparams.numberoflines =
 355                 (SAA7164_TS_NUMBER_OF_LINES * 188) / 188;
 356
 357         port->hw_streamingparams.pitch = 188;
 358         port->hw_streamingparams.linethreshold = 0;
 359         port->hw_streamingparams.pagetablelistvirt = NULL;
 360         port->hw_streamingparams.pagetablelistphys = NULL;
 361         port->hw_streamingparams.numpagetables = 2 +
 362                 ((SAA7164_TS_NUMBER_OF_LINES * 188) / PAGE_SIZE);
 363
 364         port->hw_streamingparams.numpagetableentries = port->hwcfg.buffercount;
 365
 366         /* Allocate the PCI resources */
 367         for (i = 0; i < port->hwcfg.buffercount; i++) {
 368                 buf = saa7164_buffer_alloc(port,
 369                         port->hw_streamingparams.numberoflines *
 370                         port->hw_streamingparams.pitch);
 371
 372                 if (!buf) {
 373                         result = -ENOMEM;
 374                         printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d), unable to allocate buffers\n",
 375                                 DRIVER_NAME, result);
 376                         goto fail_adapter;
 377                 }
 378
 379                 mutex_lock(&port->dmaqueue_lock);
 380                 list_add_tail(&buf->list, &port->dmaqueue.list);
 381                 mutex_unlock(&port->dmaqueue_lock);
 382         }
 383
 384         /* register adapter */
 385         result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
 386                         &dev->pci->dev, adapter_nr);
 387         if (result < 0) {
 388                 printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d)\n",
 389                        DRIVER_NAME, result);
 390                 goto fail_adapter;
 391         }
 392         dvb->adapter.priv = port;
 393
 394         /* register frontend */
 395         result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
 396         if (result < 0) {
 397                 printk(KERN_ERR "%s: dvb_register_frontend failed (errno = %d)\n",
 398                        DRIVER_NAME, result);
 399                 goto fail_frontend;
 400         }
 401
 402         /* register demux stuff */
 403         dvb->demux.dmx.capabilities =
 404                 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
 405                 DMX_MEMORY_BASED_FILTERING;
 406         dvb->demux.priv       = port;
 407         dvb->demux.filternum  = 256;
 408         dvb->demux.feednum    = 256;
 409         dvb->demux.start_feed = saa7164_dvb_start_feed;
 410         dvb->demux.stop_feed  = saa7164_dvb_stop_feed;
 411         result = dvb_dmx_init(&dvb->demux);
 412         if (result < 0) {
 413                 printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
 414                        DRIVER_NAME, result);
 415                 goto fail_dmx;
 416         }
 417
 418         dvb->dmxdev.filternum    = 256;
 419         dvb->dmxdev.demux        = &dvb->demux.dmx;
 420         dvb->dmxdev.capabilities = 0;
 421         result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
 422         if (result < 0) {
 423                 printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
 424                        DRIVER_NAME, result);
 425                 goto fail_dmxdev;
 426         }
 427
 428         dvb->fe_hw.source = DMX_FRONTEND_0;
 429         result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
 430         if (result < 0) {
 431                 printk(KERN_ERR "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
 432                        DRIVER_NAME, result);
 433                 goto fail_fe_hw;
 434         }
 435
 436         dvb->fe_mem.source = DMX_MEMORY_FE;
 437         result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
 438         if (result < 0) {
 439                 printk(KERN_ERR "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
 440                        DRIVER_NAME, result);
 441                 goto fail_fe_mem;
 442         }
 443
 444         result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
 445         if (result < 0) {
 446                 printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
 447                        DRIVER_NAME, result);
 448                 goto fail_fe_conn;
 449         }
 450
 451         /* register network adapter */
 452         dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
 453         return 0;
 454
 455 fail_fe_conn:
 456         dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
 457 fail_fe_mem:
 458         dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
 459 fail_fe_hw:
 460         dvb_dmxdev_release(&dvb->dmxdev);
 461 fail_dmxdev:
 462         dvb_dmx_release(&dvb->demux);
 463 fail_dmx:
 464         dvb_unregister_frontend(dvb->frontend);
 465 fail_frontend:
 466         dvb_frontend_detach(dvb->frontend);
 467         dvb_unregister_adapter(&dvb->adapter);
 468 fail_adapter:
 469         return result;
 470 }
 471
 472 int saa7164_dvb_unregister(struct saa7164_port *port)
 473 {
 474         struct saa7164_dvb *dvb = &port->dvb;
 475         struct saa7164_dev *dev = port->dev;
 476         struct saa7164_buffer *b;
 477         struct list_head *c, *n;
 478         struct i2c_client *client;
 479
 480         dprintk(DBGLVL_DVB, "%s()\n", __func__);
 481
 482         if (port->type != SAA7164_MPEG_DVB)
 483                 BUG();
 484
 485         /* Remove any allocated buffers */
 486         mutex_lock(&port->dmaqueue_lock);
 487         list_for_each_safe(c, n, &port->dmaqueue.list) {
 488                 b = list_entry(c, struct saa7164_buffer, list);
 489                 list_del(c);
 490                 saa7164_buffer_dealloc(b);
 491         }
 492         mutex_unlock(&port->dmaqueue_lock);
 493
 494         if (dvb->frontend == NULL)
 495                 return 0;
 496
 497         /* remove I2C client for tuner */
 498         client = port->i2c_client_tuner;
 499         if (client) {
 500                 module_put(client->dev.driver->owner);
 501                 i2c_unregister_device(client);
 502         }
 503
 504         /* remove I2C client for demodulator */
 505         client = port->i2c_client_demod;
 506         if (client) {
 507                 module_put(client->dev.driver->owner);
 508                 i2c_unregister_device(client);
 509         }
 510
 511         dvb_net_release(&dvb->net);
 512         dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
 513         dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
 514         dvb_dmxdev_release(&dvb->dmxdev);
 515         dvb_dmx_release(&dvb->demux);
 516         dvb_unregister_frontend(dvb->frontend);
 517         dvb_frontend_detach(dvb->frontend);
 518         dvb_unregister_adapter(&dvb->adapter);
 519         return 0;
 520 }
 521
 522 /* All the DVB attach calls go here, this function gets modified
 523  * for each new card.
 524  */
 525 int saa7164_dvb_register(struct saa7164_port *port)
 526 {
 527         struct saa7164_dev *dev = port->dev;
 528         struct saa7164_dvb *dvb = &port->dvb;
 529         struct saa7164_i2c *i2c_bus = NULL;
 530         struct si2168_config si2168_config;
 531         struct si2157_config si2157_config;
 532         struct i2c_adapter *adapter;
 533         struct i2c_board_info info;
 534         struct i2c_client *client_demod;
 535         struct i2c_client *client_tuner;
 536         int ret;
 537
 538         dprintk(DBGLVL_DVB, "%s()\n", __func__);
 539
 540         /* init frontend */
 541         switch (dev->board) {
 542         case SAA7164_BOARD_HAUPPAUGE_HVR2200:
 543         case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
 544         case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
 545         case SAA7164_BOARD_HAUPPAUGE_HVR2200_4:
 546         case SAA7164_BOARD_HAUPPAUGE_HVR2200_5:
 547                 i2c_bus = &dev->i2c_bus[port->nr + 1];
 548                 switch (port->nr) {
 549                 case 0:
 550                         port->dvb.frontend = dvb_attach(tda10048_attach,
 551                                 &hauppauge_hvr2200_1_config,
 552                                 &i2c_bus->i2c_adap);
 553
 554                         if (port->dvb.frontend != NULL) {
 555                                 /* TODO: addr is in the card struct */
 556                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 557                                         0xc0 >> 1, &i2c_bus->i2c_adap,
 558                                         &hauppauge_hvr22x0_tuner_config);
 559                         }
 560
 561                         break;
 562                 case 1:
 563                         port->dvb.frontend = dvb_attach(tda10048_attach,
 564                                 &hauppauge_hvr2200_2_config,
 565                                 &i2c_bus->i2c_adap);
 566
 567                         if (port->dvb.frontend != NULL) {
 568                                 /* TODO: addr is in the card struct */
 569                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 570                                         0xc0 >> 1, &i2c_bus->i2c_adap,
 571                                         &hauppauge_hvr22x0s_tuner_config);
 572                         }
 573
 574                         break;
 575                 }
 576                 break;
 577         case SAA7164_BOARD_HAUPPAUGE_HVR2250:
 578         case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
 579         case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
 580                 i2c_bus = &dev->i2c_bus[port->nr + 1];
 581
 582                 port->dvb.frontend = dvb_attach(s5h1411_attach,
 583                         &hauppauge_s5h1411_config,
 584                         &i2c_bus->i2c_adap);
 585
 586                 if (port->dvb.frontend != NULL) {
 587                         if (port->nr == 0) {
 588                                 /* Master TDA18271 */
 589                                 /* TODO: addr is in the card struct */
 590                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 591                                         0xc0 >> 1, &i2c_bus->i2c_adap,
 592                                         &hauppauge_hvr22x0_tuner_config);
 593                         } else {
 594                                 /* Slave TDA18271 */
 595                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 596                                         0xc0 >> 1, &i2c_bus->i2c_adap,
 597                                         &hauppauge_hvr22x0s_tuner_config);
 598                         }
 599                 }
 600
 601                 break;
 602         case SAA7164_BOARD_HAUPPAUGE_HVR2255proto:
 603         case SAA7164_BOARD_HAUPPAUGE_HVR2255:
 604                 i2c_bus = &dev->i2c_bus[2];
 605
 606                 if (port->nr == 0) {
 607                         port->dvb.frontend = dvb_attach(lgdt3306a_attach,
 608                                 &hauppauge_hvr2255a_config, &i2c_bus->i2c_adap);
 609                 } else {
 610                         port->dvb.frontend = dvb_attach(lgdt3306a_attach,
 611                                 &hauppauge_hvr2255b_config, &i2c_bus->i2c_adap);
 612                 }
 613
 614                 if (port->dvb.frontend != NULL) {
 615
 616                         if (port->nr == 0) {
 617                                 si2157_attach(port, &dev->i2c_bus[0].i2c_adap,
 618                                               port->dvb.frontend, 0xc0,
 619                                               &hauppauge_hvr2255_tuner_config);
 620                         } else {
 621                                 si2157_attach(port, &dev->i2c_bus[1].i2c_adap,
 622                                               port->dvb.frontend, 0xc0,
 623                                               &hauppauge_hvr2255_tuner_config);
 624                         }
 625                 }
 626                 break;
 627         case SAA7164_BOARD_HAUPPAUGE_HVR2205:
 628
 629                 if (port->nr == 0) {
 630                         /* attach frontend */
 631                         memset(&si2168_config, 0, sizeof(si2168_config));
 632                         si2168_config.i2c_adapter = &adapter;
 633                         si2168_config.fe = &port->dvb.frontend;
 634                         si2168_config.ts_mode = SI2168_TS_SERIAL;
 635                         memset(&info, 0, sizeof(struct i2c_board_info));
 636                         strscpy(info.type, "si2168", I2C_NAME_SIZE);
 637                         info.addr = 0xc8 >> 1;
 638                         info.platform_data = &si2168_config;
 639                         request_module(info.type);
 640                         client_demod = i2c_new_device(&dev->i2c_bus[2].i2c_adap,
 641                                                       &info);
 642                         if (!client_demod || !client_demod->dev.driver)
 643                                 goto frontend_detach;
 644
 645                         if (!try_module_get(client_demod->dev.driver->owner)) {
 646                                 i2c_unregister_device(client_demod);
 647                                 goto frontend_detach;
 648                         }
 649                         port->i2c_client_demod = client_demod;
 650
 651                         /* attach tuner */
 652                         memset(&si2157_config, 0, sizeof(si2157_config));
 653                         si2157_config.if_port = 1;
 654                         si2157_config.fe = port->dvb.frontend;
 655                         memset(&info, 0, sizeof(struct i2c_board_info));
 656                         strscpy(info.type, "si2157", I2C_NAME_SIZE);
 657                         info.addr = 0xc0 >> 1;
 658                         info.platform_data = &si2157_config;
 659                         request_module(info.type);
 660                         client_tuner = i2c_new_device(&dev->i2c_bus[0].i2c_adap,
 661                                                       &info);
 662                         if (!client_tuner || !client_tuner->dev.driver) {
 663                                 module_put(client_demod->dev.driver->owner);
 664                                 i2c_unregister_device(client_demod);
 665                                 goto frontend_detach;
 666                         }
 667                         if (!try_module_get(client_tuner->dev.driver->owner)) {
 668                                 i2c_unregister_device(client_tuner);
 669                                 module_put(client_demod->dev.driver->owner);
 670                                 i2c_unregister_device(client_demod);
 671                                 goto frontend_detach;
 672                         }
 673                         port->i2c_client_tuner = client_tuner;
 674                 } else {
 675                         /* attach frontend */
 676                         memset(&si2168_config, 0, sizeof(si2168_config));
 677                         si2168_config.i2c_adapter = &adapter;
 678                         si2168_config.fe = &port->dvb.frontend;
 679                         si2168_config.ts_mode = SI2168_TS_SERIAL;
 680                         memset(&info, 0, sizeof(struct i2c_board_info));
 681                         strscpy(info.type, "si2168", I2C_NAME_SIZE);
 682                         info.addr = 0xcc >> 1;
 683                         info.platform_data = &si2168_config;
 684                         request_module(info.type);
 685                         client_demod = i2c_new_device(&dev->i2c_bus[2].i2c_adap,
 686                                                       &info);
 687                         if (!client_demod || !client_demod->dev.driver)
 688                                 goto frontend_detach;
 689
 690                         if (!try_module_get(client_demod->dev.driver->owner)) {
 691                                 i2c_unregister_device(client_demod);
 692                                 goto frontend_detach;
 693                         }
 694                         port->i2c_client_demod = client_demod;
 695
 696                         /* attach tuner */
 697                         memset(&si2157_config, 0, sizeof(si2157_config));
 698                         si2157_config.fe = port->dvb.frontend;
 699                         si2157_config.if_port = 1;
 700                         memset(&info, 0, sizeof(struct i2c_board_info));
 701                         strscpy(info.type, "si2157", I2C_NAME_SIZE);
 702                         info.addr = 0xc0 >> 1;
 703                         info.platform_data = &si2157_config;
 704                         request_module(info.type);
 705                         client_tuner = i2c_new_device(&dev->i2c_bus[1].i2c_adap,
 706                                                       &info);
 707                         if (!client_tuner || !client_tuner->dev.driver) {
 708                                 module_put(client_demod->dev.driver->owner);
 709                                 i2c_unregister_device(client_demod);
 710                                 goto frontend_detach;
 711                         }
 712                         if (!try_module_get(client_tuner->dev.driver->owner)) {
 713                                 i2c_unregister_device(client_tuner);
 714                                 module_put(client_demod->dev.driver->owner);
 715                                 i2c_unregister_device(client_demod);
 716                                 goto frontend_detach;
 717                         }
 718                         port->i2c_client_tuner = client_tuner;
 719                 }
 720
 721                 break;
 722         default:
 723                 printk(KERN_ERR "%s: The frontend isn't supported\n",
 724                        dev->name);
 725                 break;
 726         }
 727         if (NULL == dvb->frontend) {
 728                 printk(KERN_ERR "%s() Frontend initialization failed\n",
 729                        __func__);
 730                 return -1;
 731         }
 732
 733         /* register everything */
 734         ret = dvb_register(port);
 735         if (ret < 0) {
 736                 if (dvb->frontend->ops.release)
 737                         dvb->frontend->ops.release(dvb->frontend);
 738                 return ret;
 739         }
 740
 741         return 0;
 742
 743 frontend_detach:
 744         printk(KERN_ERR "%s() Frontend/I2C initialization failed\n", __func__);
 745         return -1;
 746 }
 747