SAFE public projects git trees. - safe/jmp/linux-2.6/blob - drivers/media/video/cx88/cx88-dvb.c

   1 /*
   2  * $Id: cx88-dvb.c,v 1.50 2005/07/23 10:08:00 mkrufky Exp $
   3  *
   4  * device driver for Conexant 2388x based TV cards
   5  * MPEG Transport Stream (DVB) routines
   6  *
   7  * (c) 2004 Chris Pascoe <c.pascoe@itee.uq.edu.au>
   8  * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License as published by
  12  *  the Free Software Foundation; either version 2 of the License, or
  13  *  (at your option) any later version.
  14  *
  15  *  This program is distributed in the hope that it will be useful,
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *  GNU General Public License for more details.
  19  *
  20  *  You should have received a copy of the GNU General Public License
  21  *  along with this program; if not, write to the Free Software
  22  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23  */
  24
  25 #include <linux/module.h>
  26 #include <linux/init.h>
  27 #include <linux/device.h>
  28 #include <linux/fs.h>
  29 #include <linux/kthread.h>
  30 #include <linux/file.h>
  31 #include <linux/suspend.h>
  32 #include <linux/config.h>
  33
  34
  35 #include "cx88.h"
  36 #include "dvb-pll.h"
  37
  38 #ifdef CONFIG_DVB_MT352
  39 # include "mt352.h"
  40 # include "mt352_priv.h"
  41 #endif
  42 #ifdef CONFIG_DVB_CX22702
  43 # include "cx22702.h"
  44 #endif
  45 #ifdef CONFIG_DVB_OR51132
  46 # include "or51132.h"
  47 #endif
  48 #ifdef CONFIG_DVB_LGDT3302
  49 # include "lgdt3302.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);
  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 CONFIG_DVB_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 CONFIG_DVB_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 CONFIG_DVB_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 CONFIG_DVB_LGDT3302
 211 static int lgdt3302_pll_set(struct dvb_frontend* fe,
 212                             struct dvb_frontend_parameters* params,
 213                             u8* pllbuf)
 214 {
 215         struct cx8802_dev *dev= fe->dvb->priv;
 216
 217         pllbuf[0] = dev->core->pll_addr;
 218         dvb_pll_configure(dev->core->pll_desc, &pllbuf[1],
 219                           params->frequency, 0);
 220         return 0;
 221 }
 222
 223 static int lgdt3302_pll_rf_set(struct dvb_frontend* fe, int index)
 224 {
 225         struct cx8802_dev *dev= fe->dvb->priv;
 226         struct cx88_core *core = dev->core;
 227
 228         dprintk(1, "%s: index = %d\n", __FUNCTION__, index);
 229         if (index == 0)
 230                 cx_clear(MO_GP0_IO, 8);
 231         else
 232                 cx_set(MO_GP0_IO, 8);
 233         return 0;
 234 }
 235
 236 static int lgdt3302_set_ts_param(struct dvb_frontend* fe, int is_punctured)
 237 {
 238         struct cx8802_dev *dev= fe->dvb->priv;
 239         if (is_punctured)
 240                 dev->ts_gen_cntrl |= 0x04;
 241         else
 242                 dev->ts_gen_cntrl &= ~0x04;
 243         return 0;
 244 }
 245
 246 static struct lgdt3302_config fusionhdtv_3_gold = {
 247         .demod_address    = 0x0e,
 248         .pll_set          = lgdt3302_pll_set,
 249         .set_ts_params    = lgdt3302_set_ts_param,
 250 };
 251 #endif
 252
 253 static int dvb_register(struct cx8802_dev *dev)
 254 {
 255         /* init struct videobuf_dvb */
 256         dev->dvb.name = dev->core->name;
 257         dev->ts_gen_cntrl = 0x0c;
 258
 259         /* init frontend */
 260         switch (dev->core->board) {
 261 #ifdef CONFIG_DVB_CX22702
 262         case CX88_BOARD_HAUPPAUGE_DVB_T1:
 263                 dev->dvb.frontend = cx22702_attach(&hauppauge_novat_config,
 264                                                    &dev->core->i2c_adap);
 265                 break;
 266         case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
 267         case CX88_BOARD_CONEXANT_DVB_T1:
 268                 dev->dvb.frontend = cx22702_attach(&connexant_refboard_config,
 269                                                    &dev->core->i2c_adap);
 270                 break;
 271 #endif
 272 #ifdef CONFIG_DVB_MT352
 273         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
 274                 dev->core->pll_addr = 0x61;
 275                 dev->core->pll_desc = &dvb_pll_lg_z201;
 276                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
 277                                                  &dev->core->i2c_adap);
 278                 break;
 279         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
 280                 dev->core->pll_addr = 0x60;
 281                 dev->core->pll_desc = &dvb_pll_thomson_dtt7579;
 282                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
 283                                                  &dev->core->i2c_adap);
 284                 break;
 285         case CX88_BOARD_KWORLD_DVB_T:
 286         case CX88_BOARD_DNTV_LIVE_DVB_T:
 287         case CX88_BOARD_ADSTECH_DVB_T_PCI:
 288                 dev->core->pll_addr = 0x61;
 289                 dev->core->pll_desc = &dvb_pll_unknown_1;
 290                 dev->dvb.frontend = mt352_attach(&dntv_live_dvbt_config,
 291                                                  &dev->core->i2c_adap);
 292                 break;
 293 #endif
 294 #ifdef CONFIG_DVB_OR51132
 295         case CX88_BOARD_PCHDTV_HD3000:
 296                 dev->dvb.frontend = or51132_attach(&pchdtv_hd3000,
 297                                                  &dev->core->i2c_adap);
 298                 break;
 299 #endif
 300 #ifdef CONFIG_DVB_LGDT3302
 301         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q:
 302                 dev->ts_gen_cntrl = 0x08;
 303                 {
 304                 /* Do a hardware reset of chip before using it. */
 305                 struct cx88_core *core = dev->core;
 306
 307                 cx_clear(MO_GP0_IO, 1);
 308                 mdelay(100);
 309                 cx_set(MO_GP0_IO, 1);
 310                 mdelay(200);
 311
 312                 /* Select RF connector callback */
 313                 fusionhdtv_3_gold.pll_rf_set = lgdt3302_pll_rf_set;
 314                 dev->core->pll_addr = 0x61;
 315                 dev->core->pll_desc = &dvb_pll_microtune_4042;
 316                 dev->dvb.frontend = lgdt3302_attach(&fusionhdtv_3_gold,
 317                                                     &dev->core->i2c_adap);
 318                 }
 319                 break;
 320         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T:
 321                 dev->ts_gen_cntrl = 0x08;
 322                 {
 323                 /* Do a hardware reset of chip before using it. */
 324                 struct cx88_core *core = dev->core;
 325
 326                 cx_clear(MO_GP0_IO, 1);
 327                 mdelay(100);
 328                 cx_set(MO_GP0_IO, 9);
 329                 mdelay(200);
 330                 dev->core->pll_addr = 0x61;
 331                 dev->core->pll_desc = &dvb_pll_thomson_dtt7611;
 332                 dev->dvb.frontend = lgdt3302_attach(&fusionhdtv_3_gold,
 333                                                     &dev->core->i2c_adap);
 334                 }
 335                 break;
 336 #endif
 337         default:
 338                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 339                        dev->core->name);
 340                 break;
 341         }
 342         if (NULL == dev->dvb.frontend) {
 343                 printk("%s: frontend initialization failed\n",dev->core->name);
 344                 return -1;
 345         }
 346
 347         if (dev->core->pll_desc) {
 348                 dev->dvb.frontend->ops->info.frequency_min = dev->core->pll_desc->min;
 349                 dev->dvb.frontend->ops->info.frequency_max = dev->core->pll_desc->max;
 350         }
 351
 352         /* Copy the board name into the DVB structure */
 353         strlcpy(dev->dvb.frontend->ops->info.name,
 354                 cx88_boards[dev->core->board].name,
 355                 sizeof(dev->dvb.frontend->ops->info.name));
 356
 357         /* register everything */
 358         return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
 359 }
 360
 361 /* ----------------------------------------------------------- */
 362
 363 static int __devinit dvb_probe(struct pci_dev *pci_dev,
 364                                const struct pci_device_id *pci_id)
 365 {
 366         struct cx8802_dev *dev;
 367         struct cx88_core  *core;
 368         int err;
 369
 370         /* general setup */
 371         core = cx88_core_get(pci_dev);
 372         if (NULL == core)
 373                 return -EINVAL;
 374
 375         err = -ENODEV;
 376         if (!cx88_boards[core->board].dvb)
 377                 goto fail_core;
 378
 379         err = -ENOMEM;
 380         dev = kmalloc(sizeof(*dev),GFP_KERNEL);
 381         if (NULL == dev)
 382                 goto fail_core;
 383         memset(dev,0,sizeof(*dev));
 384         dev->pci = pci_dev;
 385         dev->core = core;
 386
 387         err = cx8802_init_common(dev);
 388         if (0 != err)
 389                 goto fail_free;
 390
 391         /* dvb stuff */
 392         printk("%s/2: cx2388x based dvb card\n", core->name);
 393         videobuf_queue_init(&dev->dvb.dvbq, &dvb_qops,
 394                             dev->pci, &dev->slock,
 395                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
 396                             V4L2_FIELD_TOP,
 397                             sizeof(struct cx88_buffer),
 398                             dev);
 399         err = dvb_register(dev);
 400         if (0 != err)
 401                 goto fail_fini;
 402         return 0;
 403
 404  fail_fini:
 405         cx8802_fini_common(dev);
 406  fail_free:
 407         kfree(dev);
 408  fail_core:
 409         cx88_core_put(core,pci_dev);
 410         return err;
 411 }
 412
 413 static void __devexit dvb_remove(struct pci_dev *pci_dev)
 414 {
 415         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
 416
 417         /* dvb */
 418         videobuf_dvb_unregister(&dev->dvb);
 419
 420         /* common */
 421         cx8802_fini_common(dev);
 422         cx88_core_put(dev->core,dev->pci);
 423         kfree(dev);
 424 }
 425
 426 static struct pci_device_id cx8802_pci_tbl[] = {
 427         {
 428                 .vendor       = 0x14f1,
 429                 .device       = 0x8802,
 430                 .subvendor    = PCI_ANY_ID,
 431                 .subdevice    = PCI_ANY_ID,
 432         },{
 433                 /* --- end of list --- */
 434         }
 435 };
 436 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
 437
 438 static struct pci_driver dvb_pci_driver = {
 439         .name     = "cx88-dvb",
 440         .id_table = cx8802_pci_tbl,
 441         .probe    = dvb_probe,
 442         .remove   = __devexit_p(dvb_remove),
 443         .suspend  = cx8802_suspend_common,
 444         .resume   = cx8802_resume_common,
 445 };
 446
 447 static int dvb_init(void)
 448 {
 449         printk(KERN_INFO "cx2388x dvb driver version %d.%d.%d loaded\n",
 450                (CX88_VERSION_CODE >> 16) & 0xff,
 451                (CX88_VERSION_CODE >>  8) & 0xff,
 452                CX88_VERSION_CODE & 0xff);
 453 #ifdef SNAPSHOT
 454         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
 455                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
 456 #endif
 457         return pci_register_driver(&dvb_pci_driver);
 458 }
 459
 460 static void dvb_fini(void)
 461 {
 462         pci_unregister_driver(&dvb_pci_driver);
 463 }
 464
 465 module_init(dvb_init);
 466 module_exit(dvb_fini);
 467
 468 /*
 469  * Local variables:
 470  * c-basic-offset: 8
 471  * compile-command: "make DVB=1"
 472  * End:
 473  */