drivers/media/video/cx88/cx88-dvb.c

   1 /*
   2  *
   3  * device driver for Conexant 2388x based TV cards
   4  * MPEG Transport Stream (DVB) routines
   5  *
   6  * (c) 2004 Chris Pascoe <c.pascoe@itee.uq.edu.au>
   7  * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22  */
  23
  24 #include <linux/module.h>
  25 #include <linux/init.h>
  26 #include <linux/device.h>
  27 #include <linux/fs.h>
  28 #include <linux/kthread.h>
  29 #include <linux/file.h>
  30 #include <linux/suspend.h>
  31
  32 #include "cx88.h"
  33 #include "dvb-pll.h"
  34
  35 #ifdef HAVE_MT352
  36 # include "mt352.h"
  37 # include "mt352_priv.h"
  38 #endif
  39 #ifdef HAVE_CX22702
  40 # include "cx22702.h"
  41 #endif
  42 #ifdef HAVE_OR51132
  43 # include "or51132.h"
  44 #endif
  45 #ifdef HAVE_LGDT330X
  46 # include "lgdt330x.h"
  47 #endif
  48 #ifdef HAVE_NXT200X
  49 # include "nxt200x.h"
  50 #endif
  51
  52 MODULE_DESCRIPTION("driver for cx2388x based DVB cards");
  53 MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
  54 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
  55 MODULE_LICENSE("GPL");
  56
  57 static unsigned int debug = 0;
  58 module_param(debug, int, 0644);
  59 MODULE_PARM_DESC(debug,"enable debug messages [dvb]");
  60
  61 #define dprintk(level,fmt, arg...)      if (debug >= level) \
  62         printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->core->name , ## arg)
  63
  64 /* ------------------------------------------------------------------ */
  65
  66 static int dvb_buf_setup(struct videobuf_queue *q,
  67                          unsigned int *count, unsigned int *size)
  68 {
  69         struct cx8802_dev *dev = q->priv_data;
  70
  71         dev->ts_packet_size  = 188 * 4;
  72         dev->ts_packet_count = 32;
  73
  74         *size  = dev->ts_packet_size * dev->ts_packet_count;
  75         *count = 32;
  76         return 0;
  77 }
  78
  79 static int dvb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
  80                            enum v4l2_field field)
  81 {
  82         struct cx8802_dev *dev = q->priv_data;
  83         return cx8802_buf_prepare(dev, (struct cx88_buffer*)vb,field);
  84 }
  85
  86 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  87 {
  88         struct cx8802_dev *dev = q->priv_data;
  89         cx8802_buf_queue(dev, (struct cx88_buffer*)vb);
  90 }
  91
  92 static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
  93 {
  94         struct cx8802_dev *dev = q->priv_data;
  95         cx88_free_buffer(dev->pci, (struct cx88_buffer*)vb);
  96 }
  97
  98 static struct videobuf_queue_ops dvb_qops = {
  99         .buf_setup    = dvb_buf_setup,
 100         .buf_prepare  = dvb_buf_prepare,
 101         .buf_queue    = dvb_buf_queue,
 102         .buf_release  = dvb_buf_release,
 103 };
 104
 105 /* ------------------------------------------------------------------ */
 106
 107 #ifdef HAVE_MT352
 108 static int dvico_fusionhdtv_demod_init(struct dvb_frontend* fe)
 109 {
 110         static u8 clock_config []  = { CLOCK_CTL,  0x38, 0x39 };
 111         static u8 reset []         = { RESET,      0x80 };
 112         static u8 adc_ctl_1_cfg [] = { ADC_CTL_1,  0x40 };
 113         static u8 agc_cfg []       = { AGC_TARGET, 0x24, 0x20 };
 114         static u8 gpp_ctl_cfg []   = { GPP_CTL,    0x33 };
 115         static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
 116
 117         mt352_write(fe, clock_config,   sizeof(clock_config));
 118         udelay(200);
 119         mt352_write(fe, reset,          sizeof(reset));
 120         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
 121
 122         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
 123         mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
 124         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
 125         return 0;
 126 }
 127
 128 static int dntv_live_dvbt_demod_init(struct dvb_frontend* fe)
 129 {
 130         static u8 clock_config []  = { 0x89, 0x38, 0x39 };
 131         static u8 reset []         = { 0x50, 0x80 };
 132         static u8 adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 133         static u8 agc_cfg []       = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 134                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 135         static u8 dntv_extra[]     = { 0xB5, 0x7A };
 136         static u8 capt_range_cfg[] = { 0x75, 0x32 };
 137
 138         mt352_write(fe, clock_config,   sizeof(clock_config));
 139         udelay(2000);
 140         mt352_write(fe, reset,          sizeof(reset));
 141         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
 142
 143         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
 144         udelay(2000);
 145         mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
 146         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
 147
 148         return 0;
 149 }
 150
 151 static int mt352_pll_set(struct dvb_frontend* fe,
 152                          struct dvb_frontend_parameters* params,
 153                          u8* pllbuf)
 154 {
 155         struct cx8802_dev *dev= fe->dvb->priv;
 156
 157         pllbuf[0] = dev->core->pll_addr << 1;
 158         dvb_pll_configure(dev->core->pll_desc, pllbuf+1,
 159                           params->frequency,
 160                           params->u.ofdm.bandwidth);
 161         return 0;
 162 }
 163
 164 static struct mt352_config dvico_fusionhdtv = {
 165         .demod_address = 0x0F,
 166         .demod_init    = dvico_fusionhdtv_demod_init,
 167         .pll_set       = mt352_pll_set,
 168 };
 169
 170 static struct mt352_config dntv_live_dvbt_config = {
 171         .demod_address = 0x0f,
 172         .demod_init    = dntv_live_dvbt_demod_init,
 173         .pll_set       = mt352_pll_set,
 174 };
 175 #endif
 176
 177 #ifdef HAVE_CX22702
 178 static struct cx22702_config connexant_refboard_config = {
 179         .demod_address = 0x43,
 180         .output_mode   = CX22702_SERIAL_OUTPUT,
 181         .pll_address   = 0x60,
 182         .pll_desc      = &dvb_pll_thomson_dtt7579,
 183 };
 184
 185 static struct cx22702_config hauppauge_novat_config = {
 186         .demod_address = 0x43,
 187         .output_mode   = CX22702_SERIAL_OUTPUT,
 188         .pll_address   = 0x61,
 189         .pll_desc      = &dvb_pll_thomson_dtt759x,
 190 };
 191 #endif
 192
 193 #ifdef HAVE_OR51132
 194 static int or51132_set_ts_param(struct dvb_frontend* fe,
 195                                 int is_punctured)
 196 {
 197         struct cx8802_dev *dev= fe->dvb->priv;
 198         dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
 199         return 0;
 200 }
 201
 202 static struct or51132_config pchdtv_hd3000 = {
 203         .demod_address    = 0x15,
 204         .pll_address      = 0x61,
 205         .pll_desc         = &dvb_pll_thomson_dtt7610,
 206         .set_ts_params    = or51132_set_ts_param,
 207 };
 208 #endif
 209
 210 #ifdef HAVE_LGDT330X
 211 static int lgdt330x_pll_set(struct dvb_frontend* fe,
 212                             struct dvb_frontend_parameters* params)
 213 {
 214         /* FIXME make this routine use the tuner-simple code.
 215          * It could probably be shared with a number of ATSC
 216          * frontends. Many share the same tuner with analog TV. */
 217
 218         struct cx8802_dev *dev= fe->dvb->priv;
 219         struct cx88_core *core = dev->core;
 220         u8 buf[4];
 221         struct i2c_msg msg =
 222                 { .addr = dev->core->pll_addr, .flags = 0, .buf = buf, .len = 4 };
 223         int err;
 224
 225         /* Put the analog decoder in standby to keep it quiet */
 226         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
 227
 228         dvb_pll_configure(core->pll_desc, buf, params->frequency, 0);
 229         dprintk(1, "%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n",
 230                         __FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]);
 231         if ((err = i2c_transfer(&core->i2c_adap, &msg, 1)) != 1) {
 232                 printk(KERN_WARNING "cx88-dvb: %s error "
 233                            "(addr %02x <- %02x, err = %i)\n",
 234                            __FUNCTION__, buf[0], buf[1], err);
 235                 if (err < 0)
 236                         return err;
 237                 else
 238                         return -EREMOTEIO;
 239         }
 240         if (core->tuner_type == TUNER_LG_TDVS_H062F) {
 241                 /* Set the Auxiliary Byte. */
 242                 buf[2] &= ~0x20;
 243                 buf[2] |= 0x18;
 244                 buf[3] = 0x50;
 245                 i2c_transfer(&core->i2c_adap, &msg, 1);
 246         }
 247         return 0;
 248 }
 249
 250 static int lgdt330x_pll_rf_set(struct dvb_frontend* fe, int index)
 251 {
 252         struct cx8802_dev *dev= fe->dvb->priv;
 253         struct cx88_core *core = dev->core;
 254
 255         dprintk(1, "%s: index = %d\n", __FUNCTION__, index);
 256         if (index == 0)
 257                 cx_clear(MO_GP0_IO, 8);
 258         else
 259                 cx_set(MO_GP0_IO, 8);
 260         return 0;
 261 }
 262
 263 static int lgdt330x_set_ts_param(struct dvb_frontend* fe, int is_punctured)
 264 {
 265         struct cx8802_dev *dev= fe->dvb->priv;
 266         if (is_punctured)
 267                 dev->ts_gen_cntrl |= 0x04;
 268         else
 269                 dev->ts_gen_cntrl &= ~0x04;
 270         return 0;
 271 }
 272
 273 static struct lgdt330x_config fusionhdtv_3_gold = {
 274         .demod_address    = 0x0e,
 275         .demod_chip       = LGDT3302,
 276         .serial_mpeg      = 0x04, /* TPSERIAL for 3302 in TOP_CONTROL */
 277         .pll_set          = lgdt330x_pll_set,
 278         .set_ts_params    = lgdt330x_set_ts_param,
 279 };
 280
 281 static struct lgdt330x_config fusionhdtv_5_gold = {
 282         .demod_address    = 0x0e,
 283         .demod_chip       = LGDT3303,
 284         .serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
 285         .pll_set          = lgdt330x_pll_set,
 286         .set_ts_params    = lgdt330x_set_ts_param,
 287 };
 288 #endif
 289
 290 #ifdef HAVE_NXT200X
 291 static int nxt200x_set_ts_param(struct dvb_frontend* fe,
 292                                 int is_punctured)
 293 {
 294         struct cx8802_dev *dev= fe->dvb->priv;
 295         dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
 296         return 0;
 297 }
 298
 299 static int nxt200x_set_pll_input(u8* buf, int input)
 300 {
 301         if (input)
 302                 buf[3] |= 0x08;
 303         else
 304                 buf[3] &= ~0x08;
 305         return 0;
 306 }
 307
 308 static struct nxt200x_config ati_hdtvwonder = {
 309         .demod_address    = 0x0a,
 310         .pll_address      = 0x61,
 311         .pll_desc         = &dvb_pll_tuv1236d,
 312         .set_pll_input    = nxt200x_set_pll_input,
 313         .set_ts_params    = nxt200x_set_ts_param,
 314 };
 315 #endif
 316
 317 static int dvb_register(struct cx8802_dev *dev)
 318 {
 319         /* init struct videobuf_dvb */
 320         dev->dvb.name = dev->core->name;
 321         dev->ts_gen_cntrl = 0x0c;
 322
 323         /* init frontend */
 324         switch (dev->core->board) {
 325 #ifdef HAVE_CX22702
 326         case CX88_BOARD_HAUPPAUGE_DVB_T1:
 327                 dev->dvb.frontend = cx22702_attach(&hauppauge_novat_config,
 328                                                    &dev->core->i2c_adap);
 329                 break;
 330         case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
 331         case CX88_BOARD_CONEXANT_DVB_T1:
 332         case CX88_BOARD_WINFAST_DTV1000:
 333                 dev->dvb.frontend = cx22702_attach(&connexant_refboard_config,
 334                                                    &dev->core->i2c_adap);
 335                 break;
 336 #endif
 337 #ifdef HAVE_MT352
 338         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
 339                 dev->core->pll_addr = 0x61;
 340                 dev->core->pll_desc = &dvb_pll_lg_z201;
 341                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
 342                                                  &dev->core->i2c_adap);
 343                 break;
 344         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
 345                 dev->core->pll_addr = 0x60;
 346                 dev->core->pll_desc = &dvb_pll_thomson_dtt7579;
 347                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
 348                                                  &dev->core->i2c_adap);
 349                 break;
 350         case CX88_BOARD_KWORLD_DVB_T:
 351         case CX88_BOARD_DNTV_LIVE_DVB_T:
 352         case CX88_BOARD_ADSTECH_DVB_T_PCI:
 353                 dev->core->pll_addr = 0x61;
 354                 dev->core->pll_desc = &dvb_pll_unknown_1;
 355                 dev->dvb.frontend = mt352_attach(&dntv_live_dvbt_config,
 356                                                  &dev->core->i2c_adap);
 357                 break;
 358 #endif
 359 #ifdef HAVE_OR51132
 360         case CX88_BOARD_PCHDTV_HD3000:
 361                 dev->dvb.frontend = or51132_attach(&pchdtv_hd3000,
 362                                                  &dev->core->i2c_adap);
 363                 break;
 364 #endif
 365 #ifdef HAVE_LGDT330X
 366         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q:
 367                 dev->ts_gen_cntrl = 0x08;
 368                 {
 369                 /* Do a hardware reset of chip before using it. */
 370                 struct cx88_core *core = dev->core;
 371
 372                 cx_clear(MO_GP0_IO, 1);
 373                 mdelay(100);
 374                 cx_set(MO_GP0_IO, 1);
 375                 mdelay(200);
 376
 377                 /* Select RF connector callback */
 378                 fusionhdtv_3_gold.pll_rf_set = lgdt330x_pll_rf_set;
 379                 dev->core->pll_addr = 0x61;
 380                 dev->core->pll_desc = &dvb_pll_microtune_4042;
 381                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_3_gold,
 382                                                     &dev->core->i2c_adap);
 383                 }
 384                 break;
 385         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T:
 386                 dev->ts_gen_cntrl = 0x08;
 387                 {
 388                 /* Do a hardware reset of chip before using it. */
 389                 struct cx88_core *core = dev->core;
 390
 391                 cx_clear(MO_GP0_IO, 1);
 392                 mdelay(100);
 393                 cx_set(MO_GP0_IO, 9);
 394                 mdelay(200);
 395                 dev->core->pll_addr = 0x61;
 396                 dev->core->pll_desc = &dvb_pll_thomson_dtt7611;
 397                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_3_gold,
 398                                                     &dev->core->i2c_adap);
 399                 }
 400                 break;
 401         case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
 402                 dev->ts_gen_cntrl = 0x08;
 403                 {
 404                 /* Do a hardware reset of chip before using it. */
 405                 struct cx88_core *core = dev->core;
 406
 407                 cx_clear(MO_GP0_IO, 1);
 408                 mdelay(100);
 409                 cx_set(MO_GP0_IO, 1);
 410                 mdelay(200);
 411                 dev->core->pll_addr = 0x61;
 412                 dev->core->pll_desc = &dvb_pll_tdvs_tua6034;
 413                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_5_gold,
 414                                                     &dev->core->i2c_adap);
 415                 }
 416                 break;
 417 #endif
 418 #ifdef HAVE_NXT200X
 419         case CX88_BOARD_ATI_HDTVWONDER:
 420                 dev->dvb.frontend = nxt200x_attach(&ati_hdtvwonder,
 421                                                  &dev->core->i2c_adap);
 422                 break;
 423 #endif
 424         default:
 425                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 426                        dev->core->name);
 427                 break;
 428         }
 429         if (NULL == dev->dvb.frontend) {
 430                 printk("%s: frontend initialization failed\n",dev->core->name);
 431                 return -1;
 432         }
 433
 434         if (dev->core->pll_desc) {
 435                 dev->dvb.frontend->ops->info.frequency_min = dev->core->pll_desc->min;
 436                 dev->dvb.frontend->ops->info.frequency_max = dev->core->pll_desc->max;
 437         }
 438
 439         /* Put the analog decoder in standby to keep it quiet */
 440         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
 441
 442         /* Put the analog decoder in standby to keep it quiet */
 443         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
 444
 445         /* register everything */
 446         return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
 447 }
 448
 449 /* ----------------------------------------------------------- */
 450
 451 static int __devinit dvb_probe(struct pci_dev *pci_dev,
 452                                const struct pci_device_id *pci_id)
 453 {
 454         struct cx8802_dev *dev;
 455         struct cx88_core  *core;
 456         int err;
 457
 458         /* general setup */
 459         core = cx88_core_get(pci_dev);
 460         if (NULL == core)
 461                 return -EINVAL;
 462
 463         err = -ENODEV;
 464         if (!cx88_boards[core->board].dvb)
 465                 goto fail_core;
 466
 467         err = -ENOMEM;
 468         dev = kmalloc(sizeof(*dev),GFP_KERNEL);
 469         if (NULL == dev)
 470                 goto fail_core;
 471         memset(dev,0,sizeof(*dev));
 472         dev->pci = pci_dev;
 473         dev->core = core;
 474
 475         err = cx8802_init_common(dev);
 476         if (0 != err)
 477                 goto fail_free;
 478
 479         /* dvb stuff */
 480         printk("%s/2: cx2388x based dvb card\n", core->name);
 481         videobuf_queue_init(&dev->dvb.dvbq, &dvb_qops,
 482                             dev->pci, &dev->slock,
 483                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
 484                             V4L2_FIELD_TOP,
 485                             sizeof(struct cx88_buffer),
 486                             dev);
 487         err = dvb_register(dev);
 488         if (0 != err)
 489                 goto fail_fini;
 490         return 0;
 491
 492  fail_fini:
 493         cx8802_fini_common(dev);
 494  fail_free:
 495         kfree(dev);
 496  fail_core:
 497         cx88_core_put(core,pci_dev);
 498         return err;
 499 }
 500
 501 static void __devexit dvb_remove(struct pci_dev *pci_dev)
 502 {
 503         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
 504
 505         /* dvb */
 506         videobuf_dvb_unregister(&dev->dvb);
 507
 508         /* common */
 509         cx8802_fini_common(dev);
 510         cx88_core_put(dev->core,dev->pci);
 511         kfree(dev);
 512 }
 513
 514 static struct pci_device_id cx8802_pci_tbl[] = {
 515         {
 516                 .vendor       = 0x14f1,
 517                 .device       = 0x8802,
 518                 .subvendor    = PCI_ANY_ID,
 519                 .subdevice    = PCI_ANY_ID,
 520         },{
 521                 /* --- end of list --- */
 522         }
 523 };
 524 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
 525
 526 static struct pci_driver dvb_pci_driver = {
 527         .name     = "cx88-dvb",
 528         .id_table = cx8802_pci_tbl,
 529         .probe    = dvb_probe,
 530         .remove   = __devexit_p(dvb_remove),
 531         .suspend  = cx8802_suspend_common,
 532         .resume   = cx8802_resume_common,
 533 };
 534
 535 static int dvb_init(void)
 536 {
 537         printk(KERN_INFO "cx2388x dvb driver version %d.%d.%d loaded\n",
 538                (CX88_VERSION_CODE >> 16) & 0xff,
 539                (CX88_VERSION_CODE >>  8) & 0xff,
 540                CX88_VERSION_CODE & 0xff);
 541 #ifdef SNAPSHOT
 542         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
 543                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
 544 #endif
 545         return pci_register_driver(&dvb_pci_driver);
 546 }
 547
 548 static void dvb_fini(void)
 549 {
 550         pci_unregister_driver(&dvb_pci_driver);
 551 }
 552
 553 module_init(dvb_init);
 554 module_exit(dvb_fini);
 555
 556 /*
 557  * Local variables:
 558  * c-basic-offset: 8
 559  * compile-command: "make DVB=1"
 560  * End:
 561  */