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 #include <linux/config.h>
  32
  33
  34 #include "cx88.h"
  35 #include "dvb-pll.h"
  36
  37 #ifdef HAVE_MT352
  38 # include "mt352.h"
  39 # include "mt352_priv.h"
  40 #endif
  41 #ifdef HAVE_CX22702
  42 # include "cx22702.h"
  43 #endif
  44 #ifdef HAVE_OR51132
  45 # include "or51132.h"
  46 #endif
  47 #ifdef HAVE_LGDT330X
  48 # include "lgdt330x.h"
  49 #endif
  50
  51 MODULE_DESCRIPTION("driver for cx2388x based DVB cards");
  52 MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
  53 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
  54 MODULE_LICENSE("GPL");
  55
  56 static unsigned int debug = 0;
  57 module_param(debug, int, 0644);
  58 MODULE_PARM_DESC(debug,"enable debug messages [dvb]");
  59
  60 #define dprintk(level,fmt, arg...)      if (debug >= level) \
  61         printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->core->name , ## arg)
  62
  63 /* ------------------------------------------------------------------ */
  64
  65 static int dvb_buf_setup(struct videobuf_queue *q,
  66                          unsigned int *count, unsigned int *size)
  67 {
  68         struct cx8802_dev *dev = q->priv_data;
  69
  70         dev->ts_packet_size  = 188 * 4;
  71         dev->ts_packet_count = 32;
  72
  73         *size  = dev->ts_packet_size * dev->ts_packet_count;
  74         *count = 32;
  75         return 0;
  76 }
  77
  78 static int dvb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
  79                            enum v4l2_field field)
  80 {
  81         struct cx8802_dev *dev = q->priv_data;
  82         return cx8802_buf_prepare(dev, (struct cx88_buffer*)vb);
  83 }
  84
  85 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  86 {
  87         struct cx8802_dev *dev = q->priv_data;
  88         cx8802_buf_queue(dev, (struct cx88_buffer*)vb);
  89 }
  90
  91 static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
  92 {
  93         struct cx8802_dev *dev = q->priv_data;
  94         cx88_free_buffer(dev->pci, (struct cx88_buffer*)vb);
  95 }
  96
  97 static struct videobuf_queue_ops dvb_qops = {
  98         .buf_setup    = dvb_buf_setup,
  99         .buf_prepare  = dvb_buf_prepare,
 100         .buf_queue    = dvb_buf_queue,
 101         .buf_release  = dvb_buf_release,
 102 };
 103
 104 /* ------------------------------------------------------------------ */
 105
 106 #ifdef HAVE_MT352
 107 static int dvico_fusionhdtv_demod_init(struct dvb_frontend* fe)
 108 {
 109         static u8 clock_config []  = { CLOCK_CTL,  0x38, 0x39 };
 110         static u8 reset []         = { RESET,      0x80 };
 111         static u8 adc_ctl_1_cfg [] = { ADC_CTL_1,  0x40 };
 112         static u8 agc_cfg []       = { AGC_TARGET, 0x24, 0x20 };
 113         static u8 gpp_ctl_cfg []   = { GPP_CTL,    0x33 };
 114         static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
 115
 116         mt352_write(fe, clock_config,   sizeof(clock_config));
 117         udelay(200);
 118         mt352_write(fe, reset,          sizeof(reset));
 119         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
 120
 121         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
 122         mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
 123         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
 124         return 0;
 125 }
 126
 127 static int dntv_live_dvbt_demod_init(struct dvb_frontend* fe)
 128 {
 129         static u8 clock_config []  = { 0x89, 0x38, 0x39 };
 130         static u8 reset []         = { 0x50, 0x80 };
 131         static u8 adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 132         static u8 agc_cfg []       = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 133                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 134         static u8 dntv_extra[]     = { 0xB5, 0x7A };
 135         static u8 capt_range_cfg[] = { 0x75, 0x32 };
 136
 137         mt352_write(fe, clock_config,   sizeof(clock_config));
 138         udelay(2000);
 139         mt352_write(fe, reset,          sizeof(reset));
 140         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
 141
 142         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
 143         udelay(2000);
 144         mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
 145         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
 146
 147         return 0;
 148 }
 149
 150 static int mt352_pll_set(struct dvb_frontend* fe,
 151                          struct dvb_frontend_parameters* params,
 152                          u8* pllbuf)
 153 {
 154         struct cx8802_dev *dev= fe->dvb->priv;
 155
 156         pllbuf[0] = dev->core->pll_addr << 1;
 157         dvb_pll_configure(dev->core->pll_desc, pllbuf+1,
 158                           params->frequency,
 159                           params->u.ofdm.bandwidth);
 160         return 0;
 161 }
 162
 163 static struct mt352_config dvico_fusionhdtv = {
 164         .demod_address = 0x0F,
 165         .demod_init    = dvico_fusionhdtv_demod_init,
 166         .pll_set       = mt352_pll_set,
 167 };
 168
 169 static struct mt352_config dntv_live_dvbt_config = {
 170         .demod_address = 0x0f,
 171         .demod_init    = dntv_live_dvbt_demod_init,
 172         .pll_set       = mt352_pll_set,
 173 };
 174 #endif
 175
 176 #ifdef HAVE_CX22702
 177 static struct cx22702_config connexant_refboard_config = {
 178         .demod_address = 0x43,
 179         .output_mode   = CX22702_SERIAL_OUTPUT,
 180         .pll_address   = 0x60,
 181         .pll_desc      = &dvb_pll_thomson_dtt7579,
 182 };
 183
 184 static struct cx22702_config hauppauge_novat_config = {
 185         .demod_address = 0x43,
 186         .output_mode   = CX22702_SERIAL_OUTPUT,
 187         .pll_address   = 0x61,
 188         .pll_desc      = &dvb_pll_thomson_dtt759x,
 189 };
 190 #endif
 191
 192 #ifdef HAVE_OR51132
 193 static int or51132_set_ts_param(struct dvb_frontend* fe,
 194                                 int is_punctured)
 195 {
 196         struct cx8802_dev *dev= fe->dvb->priv;
 197         dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
 198         return 0;
 199 }
 200
 201 static struct or51132_config pchdtv_hd3000 = {
 202         .demod_address    = 0x15,
 203         .pll_address      = 0x61,
 204         .pll_desc         = &dvb_pll_thomson_dtt7610,
 205         .set_ts_params    = or51132_set_ts_param,
 206 };
 207 #endif
 208
 209 #ifdef HAVE_LGDT330X
 210 static int lgdt330x_pll_set(struct dvb_frontend* fe,
 211                             struct dvb_frontend_parameters* params)
 212 {
 213         /* FIXME make this routine use the tuner-simple code.
 214          * It could probably be shared with a number of ATSC
 215          * frontends. Many share the same tuner with analog TV. */
 216
 217         struct cx8802_dev *dev= fe->dvb->priv;
 218         struct cx88_core *core = dev->core;
 219         u8 buf[4];
 220         struct i2c_msg msg =
 221                 { .addr = dev->core->pll_addr, .flags = 0, .buf = buf, .len = 4 };
 222         int err;
 223
 224         /* Put the analog decoder in standby to keep it quiet */
 225         if (core->tda9887_conf) {
 226                 cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
 227         }
 228
 229         dvb_pll_configure(core->pll_desc, buf, params->frequency, 0);
 230         dprintk(1, "%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n",
 231                         __FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]);
 232         if ((err = i2c_transfer(&core->i2c_adap, &msg, 1)) != 1) {
 233                 printk(KERN_WARNING "cx88-dvb: %s error "
 234                            "(addr %02x <- %02x, err = %i)\n",
 235                            __FUNCTION__, buf[0], buf[1], err);
 236                 if (err < 0)
 237                         return err;
 238                 else
 239                         return -EREMOTEIO;
 240         }
 241         if (core->tuner_type == TUNER_LG_TDVS_H062F) {
 242                 /* Set the Auxiliary Byte. */
 243                 buf[2] &= ~0x20;
 244                 buf[2] |= 0x18;
 245                 buf[3] = 0x50;
 246                 i2c_transfer(&core->i2c_adap, &msg, 1);
 247         }
 248         return 0;
 249 }
 250
 251 static int lgdt330x_pll_rf_set(struct dvb_frontend* fe, int index)
 252 {
 253         struct cx8802_dev *dev= fe->dvb->priv;
 254         struct cx88_core *core = dev->core;
 255
 256         dprintk(1, "%s: index = %d\n", __FUNCTION__, index);
 257         if (index == 0)
 258                 cx_clear(MO_GP0_IO, 8);
 259         else
 260                 cx_set(MO_GP0_IO, 8);
 261         return 0;
 262 }
 263
 264 static int lgdt330x_set_ts_param(struct dvb_frontend* fe, int is_punctured)
 265 {
 266         struct cx8802_dev *dev= fe->dvb->priv;
 267         if (is_punctured)
 268                 dev->ts_gen_cntrl |= 0x04;
 269         else
 270                 dev->ts_gen_cntrl &= ~0x04;
 271         return 0;
 272 }
 273
 274 static struct lgdt330x_config fusionhdtv_3_gold = {
 275         .demod_address    = 0x0e,
 276         .demod_chip       = LGDT3302,
 277         .serial_mpeg      = 0x04, /* TPSERIAL for 3302 in TOP_CONTROL */
 278         .pll_set          = lgdt330x_pll_set,
 279         .set_ts_params    = lgdt330x_set_ts_param,
 280 };
 281
 282 static struct lgdt330x_config fusionhdtv_5_gold = {
 283         .demod_address    = 0x0e,
 284         .demod_chip       = LGDT3303,
 285         .serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
 286         .pll_set          = lgdt330x_pll_set,
 287         .set_ts_params    = lgdt330x_set_ts_param,
 288 };
 289 #endif
 290
 291 static int dvb_register(struct cx8802_dev *dev)
 292 {
 293         /* init struct videobuf_dvb */
 294         dev->dvb.name = dev->core->name;
 295         dev->ts_gen_cntrl = 0x0c;
 296
 297         /* init frontend */
 298         switch (dev->core->board) {
 299 #ifdef HAVE_CX22702
 300         case CX88_BOARD_HAUPPAUGE_DVB_T1:
 301                 dev->dvb.frontend = cx22702_attach(&hauppauge_novat_config,
 302                                                    &dev->core->i2c_adap);
 303                 break;
 304         case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
 305         case CX88_BOARD_CONEXANT_DVB_T1:
 306                 dev->dvb.frontend = cx22702_attach(&connexant_refboard_config,
 307                                                    &dev->core->i2c_adap);
 308                 break;
 309 #endif
 310 #ifdef HAVE_MT352
 311         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
 312                 dev->core->pll_addr = 0x61;
 313                 dev->core->pll_desc = &dvb_pll_lg_z201;
 314                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
 315                                                  &dev->core->i2c_adap);
 316                 break;
 317         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
 318                 dev->core->pll_addr = 0x60;
 319                 dev->core->pll_desc = &dvb_pll_thomson_dtt7579;
 320                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
 321                                                  &dev->core->i2c_adap);
 322                 break;
 323         case CX88_BOARD_KWORLD_DVB_T:
 324         case CX88_BOARD_DNTV_LIVE_DVB_T:
 325         case CX88_BOARD_ADSTECH_DVB_T_PCI:
 326                 dev->core->pll_addr = 0x61;
 327                 dev->core->pll_desc = &dvb_pll_unknown_1;
 328                 dev->dvb.frontend = mt352_attach(&dntv_live_dvbt_config,
 329                                                  &dev->core->i2c_adap);
 330                 break;
 331 #endif
 332 #ifdef HAVE_OR51132
 333         case CX88_BOARD_PCHDTV_HD3000:
 334                 dev->dvb.frontend = or51132_attach(&pchdtv_hd3000,
 335                                                  &dev->core->i2c_adap);
 336                 break;
 337 #endif
 338 #ifdef HAVE_LGDT330X
 339         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q:
 340                 dev->ts_gen_cntrl = 0x08;
 341                 {
 342                 /* Do a hardware reset of chip before using it. */
 343                 struct cx88_core *core = dev->core;
 344
 345                 cx_clear(MO_GP0_IO, 1);
 346                 mdelay(100);
 347                 cx_set(MO_GP0_IO, 1);
 348                 mdelay(200);
 349
 350                 /* Select RF connector callback */
 351                 fusionhdtv_3_gold.pll_rf_set = lgdt330x_pll_rf_set;
 352                 dev->core->pll_addr = 0x61;
 353                 dev->core->pll_desc = &dvb_pll_microtune_4042;
 354                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_3_gold,
 355                                                     &dev->core->i2c_adap);
 356                 }
 357                 break;
 358         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T:
 359                 dev->ts_gen_cntrl = 0x08;
 360                 {
 361                 /* Do a hardware reset of chip before using it. */
 362                 struct cx88_core *core = dev->core;
 363
 364                 cx_clear(MO_GP0_IO, 1);
 365                 mdelay(100);
 366                 cx_set(MO_GP0_IO, 9);
 367                 mdelay(200);
 368                 dev->core->pll_addr = 0x61;
 369                 dev->core->pll_desc = &dvb_pll_thomson_dtt7611;
 370                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_3_gold,
 371                                                     &dev->core->i2c_adap);
 372                 }
 373                 break;
 374         case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
 375                 dev->ts_gen_cntrl = 0x08;
 376                 {
 377                 /* Do a hardware reset of chip before using it. */
 378                 struct cx88_core *core = dev->core;
 379
 380                 cx_clear(MO_GP0_IO, 1);
 381                 mdelay(100);
 382                 cx_set(MO_GP0_IO, 1);
 383                 mdelay(200);
 384                 dev->core->pll_addr = 0x61;
 385                 dev->core->pll_desc = &dvb_pll_tdvs_tua6034;
 386                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_5_gold,
 387                                                     &dev->core->i2c_adap);
 388                 }
 389                 break;
 390 #endif
 391         default:
 392                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 393                        dev->core->name);
 394                 break;
 395         }
 396         if (NULL == dev->dvb.frontend) {
 397                 printk("%s: frontend initialization failed\n",dev->core->name);
 398                 return -1;
 399         }
 400
 401         if (dev->core->pll_desc) {
 402                 dev->dvb.frontend->ops->info.frequency_min = dev->core->pll_desc->min;
 403                 dev->dvb.frontend->ops->info.frequency_max = dev->core->pll_desc->max;
 404         }
 405
 406         /* Copy the board name into the DVB structure */
 407         strlcpy(dev->dvb.frontend->ops->info.name,
 408                 cx88_boards[dev->core->board].name,
 409                 sizeof(dev->dvb.frontend->ops->info.name));
 410
 411         /* register everything */
 412         return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
 413 }
 414
 415 /* ----------------------------------------------------------- */
 416
 417 static int __devinit dvb_probe(struct pci_dev *pci_dev,
 418                                const struct pci_device_id *pci_id)
 419 {
 420         struct cx8802_dev *dev;
 421         struct cx88_core  *core;
 422         int err;
 423
 424         /* general setup */
 425         core = cx88_core_get(pci_dev);
 426         if (NULL == core)
 427                 return -EINVAL;
 428
 429         err = -ENODEV;
 430         if (!cx88_boards[core->board].dvb)
 431                 goto fail_core;
 432
 433         err = -ENOMEM;
 434         dev = kmalloc(sizeof(*dev),GFP_KERNEL);
 435         if (NULL == dev)
 436                 goto fail_core;
 437         memset(dev,0,sizeof(*dev));
 438         dev->pci = pci_dev;
 439         dev->core = core;
 440
 441         err = cx8802_init_common(dev);
 442         if (0 != err)
 443                 goto fail_free;
 444
 445         /* dvb stuff */
 446         printk("%s/2: cx2388x based dvb card\n", core->name);
 447         videobuf_queue_init(&dev->dvb.dvbq, &dvb_qops,
 448                             dev->pci, &dev->slock,
 449                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
 450                             V4L2_FIELD_TOP,
 451                             sizeof(struct cx88_buffer),
 452                             dev);
 453         err = dvb_register(dev);
 454         if (0 != err)
 455                 goto fail_fini;
 456         return 0;
 457
 458  fail_fini:
 459         cx8802_fini_common(dev);
 460  fail_free:
 461         kfree(dev);
 462  fail_core:
 463         cx88_core_put(core,pci_dev);
 464         return err;
 465 }
 466
 467 static void __devexit dvb_remove(struct pci_dev *pci_dev)
 468 {
 469         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
 470
 471         /* dvb */
 472         videobuf_dvb_unregister(&dev->dvb);
 473
 474         /* common */
 475         cx8802_fini_common(dev);
 476         cx88_core_put(dev->core,dev->pci);
 477         kfree(dev);
 478 }
 479
 480 static struct pci_device_id cx8802_pci_tbl[] = {
 481         {
 482                 .vendor       = 0x14f1,
 483                 .device       = 0x8802,
 484                 .subvendor    = PCI_ANY_ID,
 485                 .subdevice    = PCI_ANY_ID,
 486         },{
 487                 /* --- end of list --- */
 488         }
 489 };
 490 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
 491
 492 static struct pci_driver dvb_pci_driver = {
 493         .name     = "cx88-dvb",
 494         .id_table = cx8802_pci_tbl,
 495         .probe    = dvb_probe,
 496         .remove   = __devexit_p(dvb_remove),
 497         .suspend  = cx8802_suspend_common,
 498         .resume   = cx8802_resume_common,
 499 };
 500
 501 static int dvb_init(void)
 502 {
 503         printk(KERN_INFO "cx2388x dvb driver version %d.%d.%d loaded\n",
 504                (CX88_VERSION_CODE >> 16) & 0xff,
 505                (CX88_VERSION_CODE >>  8) & 0xff,
 506                CX88_VERSION_CODE & 0xff);
 507 #ifdef SNAPSHOT
 508         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
 509                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
 510 #endif
 511         return pci_register_driver(&dvb_pci_driver);
 512 }
 513
 514 static void dvb_fini(void)
 515 {
 516         pci_unregister_driver(&dvb_pci_driver);
 517 }
 518
 519 module_init(dvb_init);
 520 module_exit(dvb_fini);
 521
 522 /*
 523  * Local variables:
 524  * c-basic-offset: 8
 525  * compile-command: "make DVB=1"
 526  * End:
 527  */