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
  49 MODULE_DESCRIPTION("driver for cx2388x based DVB cards");
  50 MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
  51 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
  52 MODULE_LICENSE("GPL");
  53
  54 static unsigned int debug = 0;
  55 module_param(debug, int, 0644);
  56 MODULE_PARM_DESC(debug,"enable debug messages [dvb]");
  57
  58 #define dprintk(level,fmt, arg...)      if (debug >= level) \
  59         printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->core->name , ## arg)
  60
  61 /* ------------------------------------------------------------------ */
  62
  63 static int dvb_buf_setup(struct videobuf_queue *q,
  64                          unsigned int *count, unsigned int *size)
  65 {
  66         struct cx8802_dev *dev = q->priv_data;
  67
  68         dev->ts_packet_size  = 188 * 4;
  69         dev->ts_packet_count = 32;
  70
  71         *size  = dev->ts_packet_size * dev->ts_packet_count;
  72         *count = 32;
  73         return 0;
  74 }
  75
  76 static int dvb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
  77                            enum v4l2_field field)
  78 {
  79         struct cx8802_dev *dev = q->priv_data;
  80         return cx8802_buf_prepare(dev, (struct cx88_buffer*)vb,field);
  81 }
  82
  83 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  84 {
  85         struct cx8802_dev *dev = q->priv_data;
  86         cx8802_buf_queue(dev, (struct cx88_buffer*)vb);
  87 }
  88
  89 static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
  90 {
  91         struct cx8802_dev *dev = q->priv_data;
  92         cx88_free_buffer(dev->pci, (struct cx88_buffer*)vb);
  93 }
  94
  95 static struct videobuf_queue_ops dvb_qops = {
  96         .buf_setup    = dvb_buf_setup,
  97         .buf_prepare  = dvb_buf_prepare,
  98         .buf_queue    = dvb_buf_queue,
  99         .buf_release  = dvb_buf_release,
 100 };
 101
 102 /* ------------------------------------------------------------------ */
 103
 104 #ifdef HAVE_MT352
 105 static int dvico_fusionhdtv_demod_init(struct dvb_frontend* fe)
 106 {
 107         static u8 clock_config []  = { CLOCK_CTL,  0x38, 0x39 };
 108         static u8 reset []         = { RESET,      0x80 };
 109         static u8 adc_ctl_1_cfg [] = { ADC_CTL_1,  0x40 };
 110         static u8 agc_cfg []       = { AGC_TARGET, 0x24, 0x20 };
 111         static u8 gpp_ctl_cfg []   = { GPP_CTL,    0x33 };
 112         static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
 113
 114         mt352_write(fe, clock_config,   sizeof(clock_config));
 115         udelay(200);
 116         mt352_write(fe, reset,          sizeof(reset));
 117         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
 118
 119         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
 120         mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
 121         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
 122         return 0;
 123 }
 124
 125 static int dntv_live_dvbt_demod_init(struct dvb_frontend* fe)
 126 {
 127         static u8 clock_config []  = { 0x89, 0x38, 0x39 };
 128         static u8 reset []         = { 0x50, 0x80 };
 129         static u8 adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 130         static u8 agc_cfg []       = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 131                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 132         static u8 dntv_extra[]     = { 0xB5, 0x7A };
 133         static u8 capt_range_cfg[] = { 0x75, 0x32 };
 134
 135         mt352_write(fe, clock_config,   sizeof(clock_config));
 136         udelay(2000);
 137         mt352_write(fe, reset,          sizeof(reset));
 138         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
 139
 140         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
 141         udelay(2000);
 142         mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
 143         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
 144
 145         return 0;
 146 }
 147
 148 static int mt352_pll_set(struct dvb_frontend* fe,
 149                          struct dvb_frontend_parameters* params,
 150                          u8* pllbuf)
 151 {
 152         struct cx8802_dev *dev= fe->dvb->priv;
 153
 154         pllbuf[0] = dev->core->pll_addr << 1;
 155         dvb_pll_configure(dev->core->pll_desc, pllbuf+1,
 156                           params->frequency,
 157                           params->u.ofdm.bandwidth);
 158         return 0;
 159 }
 160
 161 static struct mt352_config dvico_fusionhdtv = {
 162         .demod_address = 0x0F,
 163         .demod_init    = dvico_fusionhdtv_demod_init,
 164         .pll_set       = mt352_pll_set,
 165 };
 166
 167 static struct mt352_config dntv_live_dvbt_config = {
 168         .demod_address = 0x0f,
 169         .demod_init    = dntv_live_dvbt_demod_init,
 170         .pll_set       = mt352_pll_set,
 171 };
 172 #endif
 173
 174 #ifdef HAVE_CX22702
 175 static struct cx22702_config connexant_refboard_config = {
 176         .demod_address = 0x43,
 177         .output_mode   = CX22702_SERIAL_OUTPUT,
 178         .pll_address   = 0x60,
 179         .pll_desc      = &dvb_pll_thomson_dtt7579,
 180 };
 181
 182 static struct cx22702_config hauppauge_novat_config = {
 183         .demod_address = 0x43,
 184         .output_mode   = CX22702_SERIAL_OUTPUT,
 185         .pll_address   = 0x61,
 186         .pll_desc      = &dvb_pll_thomson_dtt759x,
 187 };
 188 #endif
 189
 190 #ifdef HAVE_OR51132
 191 static int or51132_set_ts_param(struct dvb_frontend* fe,
 192                                 int is_punctured)
 193 {
 194         struct cx8802_dev *dev= fe->dvb->priv;
 195         dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
 196         return 0;
 197 }
 198
 199 static struct or51132_config pchdtv_hd3000 = {
 200         .demod_address    = 0x15,
 201         .pll_address      = 0x61,
 202         .pll_desc         = &dvb_pll_thomson_dtt7610,
 203         .set_ts_params    = or51132_set_ts_param,
 204 };
 205 #endif
 206
 207 #ifdef HAVE_LGDT330X
 208 static int lgdt330x_pll_set(struct dvb_frontend* fe,
 209                             struct dvb_frontend_parameters* params)
 210 {
 211         /* FIXME make this routine use the tuner-simple code.
 212          * It could probably be shared with a number of ATSC
 213          * frontends. Many share the same tuner with analog TV. */
 214
 215         struct cx8802_dev *dev= fe->dvb->priv;
 216         struct cx88_core *core = dev->core;
 217         u8 buf[4];
 218         struct i2c_msg msg =
 219                 { .addr = dev->core->pll_addr, .flags = 0, .buf = buf, .len = 4 };
 220         int err;
 221
 222         /* Put the analog decoder in standby to keep it quiet */
 223         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
 224
 225         dvb_pll_configure(core->pll_desc, buf, params->frequency, 0);
 226         dprintk(1, "%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n",
 227                         __FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]);
 228         if ((err = i2c_transfer(&core->i2c_adap, &msg, 1)) != 1) {
 229                 printk(KERN_WARNING "cx88-dvb: %s error "
 230                            "(addr %02x <- %02x, err = %i)\n",
 231                            __FUNCTION__, buf[0], buf[1], err);
 232                 if (err < 0)
 233                         return err;
 234                 else
 235                         return -EREMOTEIO;
 236         }
 237         if (core->tuner_type == TUNER_LG_TDVS_H062F) {
 238                 /* Set the Auxiliary Byte. */
 239                 buf[2] &= ~0x20;
 240                 buf[2] |= 0x18;
 241                 buf[3] = 0x50;
 242                 i2c_transfer(&core->i2c_adap, &msg, 1);
 243         }
 244         return 0;
 245 }
 246
 247 static int lgdt330x_pll_rf_set(struct dvb_frontend* fe, int index)
 248 {
 249         struct cx8802_dev *dev= fe->dvb->priv;
 250         struct cx88_core *core = dev->core;
 251
 252         dprintk(1, "%s: index = %d\n", __FUNCTION__, index);
 253         if (index == 0)
 254                 cx_clear(MO_GP0_IO, 8);
 255         else
 256                 cx_set(MO_GP0_IO, 8);
 257         return 0;
 258 }
 259
 260 static int lgdt330x_set_ts_param(struct dvb_frontend* fe, int is_punctured)
 261 {
 262         struct cx8802_dev *dev= fe->dvb->priv;
 263         if (is_punctured)
 264                 dev->ts_gen_cntrl |= 0x04;
 265         else
 266                 dev->ts_gen_cntrl &= ~0x04;
 267         return 0;
 268 }
 269
 270 static struct lgdt330x_config fusionhdtv_3_gold = {
 271         .demod_address    = 0x0e,
 272         .demod_chip       = LGDT3302,
 273         .serial_mpeg      = 0x04, /* TPSERIAL for 3302 in TOP_CONTROL */
 274         .pll_set          = lgdt330x_pll_set,
 275         .set_ts_params    = lgdt330x_set_ts_param,
 276 };
 277
 278 static struct lgdt330x_config fusionhdtv_5_gold = {
 279         .demod_address    = 0x0e,
 280         .demod_chip       = LGDT3303,
 281         .serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
 282         .pll_set          = lgdt330x_pll_set,
 283         .set_ts_params    = lgdt330x_set_ts_param,
 284 };
 285 #endif
 286
 287 static int dvb_register(struct cx8802_dev *dev)
 288 {
 289         /* init struct videobuf_dvb */
 290         dev->dvb.name = dev->core->name;
 291         dev->ts_gen_cntrl = 0x0c;
 292
 293         /* init frontend */
 294         switch (dev->core->board) {
 295 #ifdef HAVE_CX22702
 296         case CX88_BOARD_HAUPPAUGE_DVB_T1:
 297                 dev->dvb.frontend = cx22702_attach(&hauppauge_novat_config,
 298                                                    &dev->core->i2c_adap);
 299                 break;
 300         case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
 301         case CX88_BOARD_CONEXANT_DVB_T1:
 302         case CX88_BOARD_WINFAST_DTV1000:
 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         /* Put the analog decoder in standby to keep it quiet */
 407         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
 408
 409         /* register everything */
 410         return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
 411 }
 412
 413 /* ----------------------------------------------------------- */
 414
 415 static int __devinit dvb_probe(struct pci_dev *pci_dev,
 416                                const struct pci_device_id *pci_id)
 417 {
 418         struct cx8802_dev *dev;
 419         struct cx88_core  *core;
 420         int err;
 421
 422         /* general setup */
 423         core = cx88_core_get(pci_dev);
 424         if (NULL == core)
 425                 return -EINVAL;
 426
 427         err = -ENODEV;
 428         if (!cx88_boards[core->board].dvb)
 429                 goto fail_core;
 430
 431         err = -ENOMEM;
 432         dev = kmalloc(sizeof(*dev),GFP_KERNEL);
 433         if (NULL == dev)
 434                 goto fail_core;
 435         memset(dev,0,sizeof(*dev));
 436         dev->pci = pci_dev;
 437         dev->core = core;
 438
 439         err = cx8802_init_common(dev);
 440         if (0 != err)
 441                 goto fail_free;
 442
 443         /* dvb stuff */
 444         printk("%s/2: cx2388x based dvb card\n", core->name);
 445         videobuf_queue_init(&dev->dvb.dvbq, &dvb_qops,
 446                             dev->pci, &dev->slock,
 447                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
 448                             V4L2_FIELD_TOP,
 449                             sizeof(struct cx88_buffer),
 450                             dev);
 451         err = dvb_register(dev);
 452         if (0 != err)
 453                 goto fail_fini;
 454         return 0;
 455
 456  fail_fini:
 457         cx8802_fini_common(dev);
 458  fail_free:
 459         kfree(dev);
 460  fail_core:
 461         cx88_core_put(core,pci_dev);
 462         return err;
 463 }
 464
 465 static void __devexit dvb_remove(struct pci_dev *pci_dev)
 466 {
 467         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
 468
 469         /* dvb */
 470         videobuf_dvb_unregister(&dev->dvb);
 471
 472         /* common */
 473         cx8802_fini_common(dev);
 474         cx88_core_put(dev->core,dev->pci);
 475         kfree(dev);
 476 }
 477
 478 static struct pci_device_id cx8802_pci_tbl[] = {
 479         {
 480                 .vendor       = 0x14f1,
 481                 .device       = 0x8802,
 482                 .subvendor    = PCI_ANY_ID,
 483                 .subdevice    = PCI_ANY_ID,
 484         },{
 485                 /* --- end of list --- */
 486         }
 487 };
 488 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
 489
 490 static struct pci_driver dvb_pci_driver = {
 491         .name     = "cx88-dvb",
 492         .id_table = cx8802_pci_tbl,
 493         .probe    = dvb_probe,
 494         .remove   = __devexit_p(dvb_remove),
 495         .suspend  = cx8802_suspend_common,
 496         .resume   = cx8802_resume_common,
 497 };
 498
 499 static int dvb_init(void)
 500 {
 501         printk(KERN_INFO "cx2388x dvb driver version %d.%d.%d loaded\n",
 502                (CX88_VERSION_CODE >> 16) & 0xff,
 503                (CX88_VERSION_CODE >>  8) & 0xff,
 504                CX88_VERSION_CODE & 0xff);
 505 #ifdef SNAPSHOT
 506         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
 507                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
 508 #endif
 509         return pci_register_driver(&dvb_pci_driver);
 510 }
 511
 512 static void dvb_fini(void)
 513 {
 514         pci_unregister_driver(&dvb_pci_driver);
 515 }
 516
 517 module_init(dvb_init);
 518 module_exit(dvb_fini);
 519
 520 /*
 521  * Local variables:
 522  * c-basic-offset: 8
 523  * compile-command: "make DVB=1"
 524  * End:
 525  */