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 1.49 2005/07/20 05:38:09 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
  33 #define CONFIG_DVB_MT352 1
  34 #define CONFIG_DVB_CX22702 1
  35 #define CONFIG_DVB_OR51132 1
  36 #define CONFIG_DVB_LGDT3302 1
  37
  38 #include "cx88.h"
  39 #include "dvb-pll.h"
  40
  41 #if CONFIG_DVB_MT352
  42 # include "mt352.h"
  43 # include "mt352_priv.h"
  44 #endif
  45 #if CONFIG_DVB_CX22702
  46 # include "cx22702.h"
  47 #endif
  48 #if CONFIG_DVB_OR51132
  49 # include "or51132.h"
  50 #endif
  51 #if CONFIG_DVB_LGDT3302
  52 # include "lgdt3302.h"
  53 #endif
  54
  55 MODULE_DESCRIPTION("driver for cx2388x based DVB cards");
  56 MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
  57 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
  58 MODULE_LICENSE("GPL");
  59
  60 static unsigned int debug = 0;
  61 module_param(debug, int, 0644);
  62 MODULE_PARM_DESC(debug,"enable debug messages [dvb]");
  63
  64 #define dprintk(level,fmt, arg...)      if (debug >= level) \
  65         printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->core->name , ## arg)
  66
  67 /* ------------------------------------------------------------------ */
  68
  69 static int dvb_buf_setup(struct videobuf_queue *q,
  70                          unsigned int *count, unsigned int *size)
  71 {
  72         struct cx8802_dev *dev = q->priv_data;
  73
  74         dev->ts_packet_size  = 188 * 4;
  75         dev->ts_packet_count = 32;
  76
  77         *size  = dev->ts_packet_size * dev->ts_packet_count;
  78         *count = 32;
  79         return 0;
  80 }
  81
  82 static int dvb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
  83                            enum v4l2_field field)
  84 {
  85         struct cx8802_dev *dev = q->priv_data;
  86         return cx8802_buf_prepare(dev, (struct cx88_buffer*)vb);
  87 }
  88
  89 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  90 {
  91         struct cx8802_dev *dev = q->priv_data;
  92         cx8802_buf_queue(dev, (struct cx88_buffer*)vb);
  93 }
  94
  95 static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
  96 {
  97         struct cx8802_dev *dev = q->priv_data;
  98         cx88_free_buffer(dev->pci, (struct cx88_buffer*)vb);
  99 }
 100
 101 static struct videobuf_queue_ops dvb_qops = {
 102         .buf_setup    = dvb_buf_setup,
 103         .buf_prepare  = dvb_buf_prepare,
 104         .buf_queue    = dvb_buf_queue,
 105         .buf_release  = dvb_buf_release,
 106 };
 107
 108 /* ------------------------------------------------------------------ */
 109
 110 #if CONFIG_DVB_MT352
 111 static int dvico_fusionhdtv_demod_init(struct dvb_frontend* fe)
 112 {
 113         static u8 clock_config []  = { CLOCK_CTL,  0x38, 0x39 };
 114         static u8 reset []         = { RESET,      0x80 };
 115         static u8 adc_ctl_1_cfg [] = { ADC_CTL_1,  0x40 };
 116         static u8 agc_cfg []       = { AGC_TARGET, 0x24, 0x20 };
 117         static u8 gpp_ctl_cfg []   = { GPP_CTL,    0x33 };
 118         static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
 119
 120         mt352_write(fe, clock_config,   sizeof(clock_config));
 121         udelay(200);
 122         mt352_write(fe, reset,          sizeof(reset));
 123         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
 124
 125         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
 126         mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
 127         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
 128         return 0;
 129 }
 130
 131 static int dntv_live_dvbt_demod_init(struct dvb_frontend* fe)
 132 {
 133         static u8 clock_config []  = { 0x89, 0x38, 0x39 };
 134         static u8 reset []         = { 0x50, 0x80 };
 135         static u8 adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 136         static u8 agc_cfg []       = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 137                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 138         static u8 dntv_extra[]     = { 0xB5, 0x7A };
 139         static u8 capt_range_cfg[] = { 0x75, 0x32 };
 140
 141         mt352_write(fe, clock_config,   sizeof(clock_config));
 142         udelay(2000);
 143         mt352_write(fe, reset,          sizeof(reset));
 144         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
 145
 146         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
 147         udelay(2000);
 148         mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
 149         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
 150
 151         return 0;
 152 }
 153
 154 static int mt352_pll_set(struct dvb_frontend* fe,
 155                          struct dvb_frontend_parameters* params,
 156                          u8* pllbuf)
 157 {
 158         struct cx8802_dev *dev= fe->dvb->priv;
 159
 160         pllbuf[0] = dev->core->pll_addr << 1;
 161         dvb_pll_configure(dev->core->pll_desc, pllbuf+1,
 162                           params->frequency,
 163                           params->u.ofdm.bandwidth);
 164         return 0;
 165 }
 166
 167 static struct mt352_config dvico_fusionhdtv = {
 168         .demod_address = 0x0F,
 169         .demod_init    = dvico_fusionhdtv_demod_init,
 170         .pll_set       = mt352_pll_set,
 171 };
 172
 173 static struct mt352_config dntv_live_dvbt_config = {
 174         .demod_address = 0x0f,
 175         .demod_init    = dntv_live_dvbt_demod_init,
 176         .pll_set       = mt352_pll_set,
 177 };
 178 #endif
 179
 180 #if CONFIG_DVB_CX22702
 181 static struct cx22702_config connexant_refboard_config = {
 182         .demod_address = 0x43,
 183         .output_mode   = CX22702_SERIAL_OUTPUT,
 184         .pll_address   = 0x60,
 185         .pll_desc      = &dvb_pll_thomson_dtt7579,
 186 };
 187
 188 static struct cx22702_config hauppauge_novat_config = {
 189         .demod_address = 0x43,
 190         .output_mode   = CX22702_SERIAL_OUTPUT,
 191         .pll_address   = 0x61,
 192         .pll_desc      = &dvb_pll_thomson_dtt759x,
 193 };
 194 #endif
 195
 196 #if CONFIG_DVB_OR51132
 197 static int or51132_set_ts_param(struct dvb_frontend* fe,
 198                                 int is_punctured)
 199 {
 200         struct cx8802_dev *dev= fe->dvb->priv;
 201         dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
 202         return 0;
 203 }
 204
 205 static struct or51132_config pchdtv_hd3000 = {
 206         .demod_address    = 0x15,
 207         .pll_address      = 0x61,
 208         .pll_desc         = &dvb_pll_thomson_dtt7610,
 209         .set_ts_params    = or51132_set_ts_param,
 210 };
 211 #endif
 212
 213 #if CONFIG_DVB_LGDT3302
 214 static int lgdt3302_pll_set(struct dvb_frontend* fe,
 215                             struct dvb_frontend_parameters* params,
 216                             u8* pllbuf)
 217 {
 218         struct cx8802_dev *dev= fe->dvb->priv;
 219
 220         pllbuf[0] = dev->core->pll_addr;
 221         dvb_pll_configure(dev->core->pll_desc, &pllbuf[1],
 222                           params->frequency, 0);
 223         return 0;
 224 }
 225
 226 static int lgdt3302_pll_rf_set(struct dvb_frontend* fe, int index)
 227 {
 228         struct cx8802_dev *dev= fe->dvb->priv;
 229         struct cx88_core *core = dev->core;
 230
 231         dprintk(1, "%s: index = %d\n", __FUNCTION__, index);
 232         if (index == 0)
 233                 cx_clear(MO_GP0_IO, 8);
 234         else
 235                 cx_set(MO_GP0_IO, 8);
 236         return 0;
 237 }
 238
 239 static int lgdt3302_set_ts_param(struct dvb_frontend* fe, int is_punctured)
 240 {
 241         struct cx8802_dev *dev= fe->dvb->priv;
 242         if (is_punctured)
 243                 dev->ts_gen_cntrl |= 0x04;
 244         else
 245                 dev->ts_gen_cntrl &= ~0x04;
 246         return 0;
 247 }
 248
 249 static struct lgdt3302_config fusionhdtv_3_gold = {
 250         .demod_address    = 0x0e,
 251         .pll_set          = lgdt3302_pll_set,
 252         .set_ts_params    = lgdt3302_set_ts_param,
 253 };
 254 #endif
 255
 256 static int dvb_register(struct cx8802_dev *dev)
 257 {
 258         /* init struct videobuf_dvb */
 259         dev->dvb.name = dev->core->name;
 260         dev->ts_gen_cntrl = 0x0c;
 261
 262         /* init frontend */
 263         switch (dev->core->board) {
 264 #if CONFIG_DVB_CX22702
 265         case CX88_BOARD_HAUPPAUGE_DVB_T1:
 266                 dev->dvb.frontend = cx22702_attach(&hauppauge_novat_config,
 267                                                    &dev->core->i2c_adap);
 268                 break;
 269         case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
 270         case CX88_BOARD_CONEXANT_DVB_T1:
 271                 dev->dvb.frontend = cx22702_attach(&connexant_refboard_config,
 272                                                    &dev->core->i2c_adap);
 273                 break;
 274 #endif
 275 #if CONFIG_DVB_MT352
 276         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
 277                 dev->core->pll_addr = 0x61;
 278                 dev->core->pll_desc = &dvb_pll_lg_z201;
 279                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
 280                                                  &dev->core->i2c_adap);
 281                 break;
 282         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
 283                 dev->core->pll_addr = 0x60;
 284                 dev->core->pll_desc = &dvb_pll_thomson_dtt7579;
 285                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
 286                                                  &dev->core->i2c_adap);
 287                 break;
 288         case CX88_BOARD_KWORLD_DVB_T:
 289         case CX88_BOARD_DNTV_LIVE_DVB_T:
 290         case CX88_BOARD_ADSTECH_DVB_T_PCI:
 291                 dev->core->pll_addr = 0x61;
 292                 dev->core->pll_desc = &dvb_pll_unknown_1;
 293                 dev->dvb.frontend = mt352_attach(&dntv_live_dvbt_config,
 294                                                  &dev->core->i2c_adap);
 295                 break;
 296 #endif
 297 #if CONFIG_DVB_OR51132
 298         case CX88_BOARD_PCHDTV_HD3000:
 299                 dev->dvb.frontend = or51132_attach(&pchdtv_hd3000,
 300                                                  &dev->core->i2c_adap);
 301                 break;
 302 #endif
 303 #if CONFIG_DVB_LGDT3302
 304         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q:
 305                 dev->ts_gen_cntrl = 0x08;
 306                 {
 307                 /* Do a hardware reset of chip before using it. */
 308                 struct cx88_core *core = dev->core;
 309
 310                 cx_clear(MO_GP0_IO, 1);
 311                 mdelay(100);
 312                 cx_set(MO_GP0_IO, 1);
 313                 mdelay(200);
 314
 315                 /* Select RF connector callback */
 316                 fusionhdtv_3_gold.pll_rf_set = lgdt3302_pll_rf_set;
 317                 dev->core->pll_addr = 0x61;
 318                 dev->core->pll_desc = &dvb_pll_microtune_4042;
 319                 dev->dvb.frontend = lgdt3302_attach(&fusionhdtv_3_gold,
 320                                                     &dev->core->i2c_adap);
 321                 }
 322                 break;
 323         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T:
 324                 dev->ts_gen_cntrl = 0x08;
 325                 {
 326                 /* Do a hardware reset of chip before using it. */
 327                 struct cx88_core *core = dev->core;
 328
 329                 cx_clear(MO_GP0_IO, 1);
 330                 mdelay(100);
 331                 cx_set(MO_GP0_IO, 9);
 332                 mdelay(200);
 333                 dev->core->pll_addr = 0x61;
 334                 dev->core->pll_desc = &dvb_pll_thomson_dtt7611;
 335                 dev->dvb.frontend = lgdt3302_attach(&fusionhdtv_3_gold,
 336                                                     &dev->core->i2c_adap);
 337                 }
 338                 break;
 339 #endif
 340         default:
 341                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 342                        dev->core->name);
 343                 break;
 344         }
 345         if (NULL == dev->dvb.frontend) {
 346                 printk("%s: frontend initialization failed\n",dev->core->name);
 347                 return -1;
 348         }
 349
 350         if (dev->core->pll_desc) {
 351                 dev->dvb.frontend->ops->info.frequency_min = dev->core->pll_desc->min;
 352                 dev->dvb.frontend->ops->info.frequency_max = dev->core->pll_desc->max;
 353         }
 354
 355         /* Copy the board name into the DVB structure */
 356         strlcpy(dev->dvb.frontend->ops->info.name,
 357                 cx88_boards[dev->core->board].name,
 358                 sizeof(dev->dvb.frontend->ops->info.name));
 359
 360         /* register everything */
 361         return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
 362 }
 363
 364 /* ----------------------------------------------------------- */
 365
 366 static int __devinit dvb_probe(struct pci_dev *pci_dev,
 367                                const struct pci_device_id *pci_id)
 368 {
 369         struct cx8802_dev *dev;
 370         struct cx88_core  *core;
 371         int err;
 372
 373         /* general setup */
 374         core = cx88_core_get(pci_dev);
 375         if (NULL == core)
 376                 return -EINVAL;
 377
 378         err = -ENODEV;
 379         if (!cx88_boards[core->board].dvb)
 380                 goto fail_core;
 381
 382         err = -ENOMEM;
 383         dev = kmalloc(sizeof(*dev),GFP_KERNEL);
 384         if (NULL == dev)
 385                 goto fail_core;
 386         memset(dev,0,sizeof(*dev));
 387         dev->pci = pci_dev;
 388         dev->core = core;
 389
 390         err = cx8802_init_common(dev);
 391         if (0 != err)
 392                 goto fail_free;
 393
 394         /* dvb stuff */
 395         printk("%s/2: cx2388x based dvb card\n", core->name);
 396         videobuf_queue_init(&dev->dvb.dvbq, &dvb_qops,
 397                             dev->pci, &dev->slock,
 398                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
 399                             V4L2_FIELD_TOP,
 400                             sizeof(struct cx88_buffer),
 401                             dev);
 402         err = dvb_register(dev);
 403         if (0 != err)
 404                 goto fail_fini;
 405         return 0;
 406
 407  fail_fini:
 408         cx8802_fini_common(dev);
 409  fail_free:
 410         kfree(dev);
 411  fail_core:
 412         cx88_core_put(core,pci_dev);
 413         return err;
 414 }
 415
 416 static void __devexit dvb_remove(struct pci_dev *pci_dev)
 417 {
 418         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
 419
 420         /* dvb */
 421         videobuf_dvb_unregister(&dev->dvb);
 422
 423         /* common */
 424         cx8802_fini_common(dev);
 425         cx88_core_put(dev->core,dev->pci);
 426         kfree(dev);
 427 }
 428
 429 static struct pci_device_id cx8802_pci_tbl[] = {
 430         {
 431                 .vendor       = 0x14f1,
 432                 .device       = 0x8802,
 433                 .subvendor    = PCI_ANY_ID,
 434                 .subdevice    = PCI_ANY_ID,
 435         },{
 436                 /* --- end of list --- */
 437         }
 438 };
 439 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
 440
 441 static struct pci_driver dvb_pci_driver = {
 442         .name     = "cx88-dvb",
 443         .id_table = cx8802_pci_tbl,
 444         .probe    = dvb_probe,
 445         .remove   = __devexit_p(dvb_remove),
 446         .suspend  = cx8802_suspend_common,
 447         .resume   = cx8802_resume_common,
 448 };
 449
 450 static int dvb_init(void)
 451 {
 452         printk(KERN_INFO "cx2388x dvb driver version %d.%d.%d loaded\n",
 453                (CX88_VERSION_CODE >> 16) & 0xff,
 454                (CX88_VERSION_CODE >>  8) & 0xff,
 455                CX88_VERSION_CODE & 0xff);
 456 #ifdef SNAPSHOT
 457         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
 458                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
 459 #endif
 460         return pci_register_driver(&dvb_pci_driver);
 461 }
 462
 463 static void dvb_fini(void)
 464 {
 465         pci_unregister_driver(&dvb_pci_driver);
 466 }
 467
 468 module_init(dvb_init);
 469 module_exit(dvb_fini);
 470
 471 /*
 472  * Local variables:
 473  * c-basic-offset: 8
 474  * compile-command: "make DVB=1"
 475  * End:
 476  */