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