drivers/media/video/cx23885/cx23885-dvb.c

   1 /*
   2  *  Driver for the Conexant CX23885 PCIe bridge
   3  *
   4  *  Copyright (c) 2006 Steven Toth <stoth@hauppauge.com>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include <linux/module.h>
  23 #include <linux/init.h>
  24 #include <linux/device.h>
  25 #include <linux/fs.h>
  26 #include <linux/kthread.h>
  27 #include <linux/file.h>
  28 #include <linux/suspend.h>
  29
  30 #include "cx23885.h"
  31 #include <media/v4l2-common.h>
  32
  33 #include "s5h1409.h"
  34 #include "mt2131.h"
  35 #include "tda8290.h"
  36 #include "tda18271.h"
  37 #include "lgdt330x.h"
  38 #include "xc5000.h"
  39 #include "tda10048.h"
  40 #include "tuner-xc2028.h"
  41 #include "tuner-simple.h"
  42 #include "dib7000p.h"
  43 #include "dibx000_common.h"
  44
  45 static unsigned int debug;
  46
  47 #define dprintk(level, fmt, arg...)\
  48         do { if (debug >= level)\
  49                 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
  50         } while (0)
  51
  52 /* ------------------------------------------------------------------ */
  53
  54 static unsigned int alt_tuner;
  55 module_param(alt_tuner, int, 0644);
  56 MODULE_PARM_DESC(alt_tuner, "Enable alternate tuner configuration");
  57
  58 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  59
  60 /* ------------------------------------------------------------------ */
  61
  62 static int dvb_buf_setup(struct videobuf_queue *q,
  63                          unsigned int *count, unsigned int *size)
  64 {
  65         struct cx23885_tsport *port = q->priv_data;
  66
  67         port->ts_packet_size  = 188 * 4;
  68         port->ts_packet_count = 32;
  69
  70         *size  = port->ts_packet_size * port->ts_packet_count;
  71         *count = 32;
  72         return 0;
  73 }
  74
  75 static int dvb_buf_prepare(struct videobuf_queue *q,
  76                            struct videobuf_buffer *vb, enum v4l2_field field)
  77 {
  78         struct cx23885_tsport *port = q->priv_data;
  79         return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field);
  80 }
  81
  82 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  83 {
  84         struct cx23885_tsport *port = q->priv_data;
  85         cx23885_buf_queue(port, (struct cx23885_buffer*)vb);
  86 }
  87
  88 static void dvb_buf_release(struct videobuf_queue *q,
  89                             struct videobuf_buffer *vb)
  90 {
  91         cx23885_free_buffer(q, (struct cx23885_buffer*)vb);
  92 }
  93
  94 static struct videobuf_queue_ops dvb_qops = {
  95         .buf_setup    = dvb_buf_setup,
  96         .buf_prepare  = dvb_buf_prepare,
  97         .buf_queue    = dvb_buf_queue,
  98         .buf_release  = dvb_buf_release,
  99 };
 100
 101 static struct s5h1409_config hauppauge_generic_config = {
 102         .demod_address = 0x32 >> 1,
 103         .output_mode   = S5H1409_SERIAL_OUTPUT,
 104         .gpio          = S5H1409_GPIO_ON,
 105         .qam_if        = 44000,
 106         .inversion     = S5H1409_INVERSION_OFF,
 107         .status_mode   = S5H1409_DEMODLOCKING,
 108         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 109 };
 110
 111 static struct tda10048_config hauppauge_hvr1200_config = {
 112         .demod_address    = 0x10 >> 1,
 113         .output_mode      = TDA10048_SERIAL_OUTPUT,
 114         .fwbulkwritelen   = TDA10048_BULKWRITE_200,
 115         .inversion        = TDA10048_INVERSION_ON
 116 };
 117
 118 static struct s5h1409_config hauppauge_ezqam_config = {
 119         .demod_address = 0x32 >> 1,
 120         .output_mode   = S5H1409_SERIAL_OUTPUT,
 121         .gpio          = S5H1409_GPIO_OFF,
 122         .qam_if        = 4000,
 123         .inversion     = S5H1409_INVERSION_ON,
 124         .status_mode   = S5H1409_DEMODLOCKING,
 125         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 126 };
 127
 128 static struct s5h1409_config hauppauge_hvr1800lp_config = {
 129         .demod_address = 0x32 >> 1,
 130         .output_mode   = S5H1409_SERIAL_OUTPUT,
 131         .gpio          = S5H1409_GPIO_OFF,
 132         .qam_if        = 44000,
 133         .inversion     = S5H1409_INVERSION_OFF,
 134         .status_mode   = S5H1409_DEMODLOCKING,
 135         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 136 };
 137
 138 static struct s5h1409_config hauppauge_hvr1500_config = {
 139         .demod_address = 0x32 >> 1,
 140         .output_mode   = S5H1409_SERIAL_OUTPUT,
 141         .gpio          = S5H1409_GPIO_OFF,
 142         .inversion     = S5H1409_INVERSION_OFF,
 143         .status_mode   = S5H1409_DEMODLOCKING,
 144         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 145 };
 146
 147 static struct mt2131_config hauppauge_generic_tunerconfig = {
 148         0x61
 149 };
 150
 151 static struct lgdt330x_config fusionhdtv_5_express = {
 152         .demod_address = 0x0e,
 153         .demod_chip = LGDT3303,
 154         .serial_mpeg = 0x40,
 155 };
 156
 157 static struct s5h1409_config hauppauge_hvr1500q_config = {
 158         .demod_address = 0x32 >> 1,
 159         .output_mode   = S5H1409_SERIAL_OUTPUT,
 160         .gpio          = S5H1409_GPIO_ON,
 161         .qam_if        = 44000,
 162         .inversion     = S5H1409_INVERSION_OFF,
 163         .status_mode   = S5H1409_DEMODLOCKING,
 164         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 165 };
 166
 167 static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
 168         .i2c_address      = 0x61,
 169         .if_khz           = 5380,
 170         .tuner_callback   = cx23885_tuner_callback
 171 };
 172
 173 static struct tda829x_config tda829x_no_probe = {
 174         .probe_tuner = TDA829X_DONT_PROBE,
 175 };
 176
 177 static struct tda18271_std_map hauppauge_tda18271_std_map = {
 178         .atsc_6   = { .if_freq = 5380, .agc_mode = 3, .std = 3,
 179                       .if_lvl = 6, .rfagc_top = 0x37 },
 180         .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
 181                       .if_lvl = 6, .rfagc_top = 0x37 },
 182 };
 183
 184 static struct tda18271_config hauppauge_tda18271_config = {
 185         .std_map = &hauppauge_tda18271_std_map,
 186         .gate    = TDA18271_GATE_ANALOG,
 187 };
 188
 189 static struct tda18271_config hauppauge_hvr1200_tuner_config = {
 190         .gate    = TDA18271_GATE_ANALOG,
 191 };
 192
 193 static struct dibx000_agc_config xc3028_agc_config = {
 194         BAND_VHF | BAND_UHF,    /* band_caps */
 195
 196         /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=0,
 197          * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
 198          * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0,
 199          * P_agc_nb_est=2, P_agc_write=0
 200          */
 201         (0 << 15) | (0 << 14) | (0 << 11) | (0 << 10) | (0 << 9) | (0 << 8) |
 202                 (3 << 5) | (0 << 4) | (2 << 1) | (0 << 0), /* setup */
 203
 204         712,    /* inv_gain */
 205         21,     /* time_stabiliz */
 206
 207         0,      /* alpha_level */
 208         118,    /* thlock */
 209
 210         0,      /* wbd_inv */
 211         2867,   /* wbd_ref */
 212         0,      /* wbd_sel */
 213         2,      /* wbd_alpha */
 214
 215         0,      /* agc1_max */
 216         0,      /* agc1_min */
 217         39718,  /* agc2_max */
 218         9930,   /* agc2_min */
 219         0,      /* agc1_pt1 */
 220         0,      /* agc1_pt2 */
 221         0,      /* agc1_pt3 */
 222         0,      /* agc1_slope1 */
 223         0,      /* agc1_slope2 */
 224         0,      /* agc2_pt1 */
 225         128,    /* agc2_pt2 */
 226         29,     /* agc2_slope1 */
 227         29,     /* agc2_slope2 */
 228
 229         17,     /* alpha_mant */
 230         27,     /* alpha_exp */
 231         23,     /* beta_mant */
 232         51,     /* beta_exp */
 233
 234         1,      /* perform_agc_softsplit */
 235 };
 236
 237 /* PLL Configuration for COFDM BW_MHz = 8.000000
 238  * With external clock = 30.000000 */
 239 static struct dibx000_bandwidth_config xc3028_bw_config = {
 240         60000,  /* internal */
 241         30000,  /* sampling */
 242         1,      /* pll_cfg: prediv */
 243         8,      /* pll_cfg: ratio */
 244         3,      /* pll_cfg: range */
 245         1,      /* pll_cfg: reset */
 246         0,      /* pll_cfg: bypass */
 247         0,      /* misc: refdiv */
 248         0,      /* misc: bypclk_div */
 249         1,      /* misc: IO_CLK_en_core */
 250         1,      /* misc: ADClkSrc */
 251         0,      /* misc: modulo */
 252         (3 << 14) | (1 << 12) | (524 << 0), /* sad_cfg: refsel, sel, freq_15k */
 253         (1 << 25) | 5816102, /* ifreq = 5.200000 MHz */
 254         20452225, /* timf */
 255         30000000  /* xtal_hz */
 256 };
 257
 258 static struct dib7000p_config hauppauge_hvr1400_dib7000_config = {
 259         .output_mpeg2_in_188_bytes = 1,
 260         .hostbus_diversity = 1,
 261         .tuner_is_baseband = 0,
 262         .update_lna  = NULL,
 263
 264         .agc_config_count = 1,
 265         .agc = &xc3028_agc_config,
 266         .bw  = &xc3028_bw_config,
 267
 268         .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
 269         .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
 270         .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
 271
 272         .pwm_freq_div = 0,
 273         .agc_control  = NULL,
 274         .spur_protect = 0,
 275
 276         .output_mode = OUTMODE_MPEG2_SERIAL,
 277 };
 278
 279 static int cx23885_hvr1500_xc3028_callback(void *ptr, int command, int arg)
 280 {
 281         struct cx23885_tsport *port = ptr;
 282         struct cx23885_dev *dev = port->dev;
 283
 284         switch (command) {
 285         case XC2028_TUNER_RESET:
 286                 /* Send the tuner in then out of reset */
 287                 /* GPIO-2 xc3028 tuner */
 288                 dprintk(1, "%s: XC2028_TUNER_RESET %d\n", __func__, arg);
 289
 290                 cx_set(GP0_IO, 0x00040000);
 291                 cx_clear(GP0_IO, 0x00000004);
 292                 msleep(5);
 293
 294                 cx_set(GP0_IO, 0x00040004);
 295                 msleep(5);
 296                 break;
 297         case XC2028_RESET_CLK:
 298                 dprintk(1, "%s: XC2028_RESET_CLK %d\n", __func__, arg);
 299                 break;
 300         default:
 301                 dprintk(1, "%s: unknown command %d, arg %d\n", __func__,
 302                         command, arg);
 303                 return -EINVAL;
 304         }
 305
 306         return 0;
 307 }
 308
 309 static int dvb_register(struct cx23885_tsport *port)
 310 {
 311         struct cx23885_dev *dev = port->dev;
 312         struct cx23885_i2c *i2c_bus = NULL;
 313
 314         /* init struct videobuf_dvb */
 315         port->dvb.name = dev->name;
 316
 317         /* init frontend */
 318         switch (dev->board) {
 319         case CX23885_BOARD_HAUPPAUGE_HVR1250:
 320                 i2c_bus = &dev->i2c_bus[0];
 321                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 322                                                 &hauppauge_generic_config,
 323                                                 &i2c_bus->i2c_adap);
 324                 if (port->dvb.frontend != NULL) {
 325                         dvb_attach(mt2131_attach, port->dvb.frontend,
 326                                    &i2c_bus->i2c_adap,
 327                                    &hauppauge_generic_tunerconfig, 0);
 328                 }
 329                 break;
 330         case CX23885_BOARD_HAUPPAUGE_HVR1800:
 331                 i2c_bus = &dev->i2c_bus[0];
 332                 switch (alt_tuner) {
 333                 case 1:
 334                         port->dvb.frontend =
 335                                 dvb_attach(s5h1409_attach,
 336                                            &hauppauge_ezqam_config,
 337                                            &i2c_bus->i2c_adap);
 338                         if (port->dvb.frontend != NULL) {
 339                                 dvb_attach(tda829x_attach, port->dvb.frontend,
 340                                            &dev->i2c_bus[1].i2c_adap, 0x42,
 341                                            &tda829x_no_probe);
 342                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 343                                            0x60, &dev->i2c_bus[1].i2c_adap,
 344                                            &hauppauge_tda18271_config);
 345                         }
 346                         break;
 347                 case 0:
 348                 default:
 349                         port->dvb.frontend =
 350                                 dvb_attach(s5h1409_attach,
 351                                            &hauppauge_generic_config,
 352                                            &i2c_bus->i2c_adap);
 353                         if (port->dvb.frontend != NULL)
 354                                 dvb_attach(mt2131_attach, port->dvb.frontend,
 355                                            &i2c_bus->i2c_adap,
 356                                            &hauppauge_generic_tunerconfig, 0);
 357                         break;
 358                 }
 359                 break;
 360         case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 361                 i2c_bus = &dev->i2c_bus[0];
 362                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 363                                                 &hauppauge_hvr1800lp_config,
 364                                                 &i2c_bus->i2c_adap);
 365                 if (port->dvb.frontend != NULL) {
 366                         dvb_attach(mt2131_attach, port->dvb.frontend,
 367                                    &i2c_bus->i2c_adap,
 368                                    &hauppauge_generic_tunerconfig, 0);
 369                 }
 370                 break;
 371         case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
 372                 i2c_bus = &dev->i2c_bus[0];
 373                 port->dvb.frontend = dvb_attach(lgdt330x_attach,
 374                                                 &fusionhdtv_5_express,
 375                                                 &i2c_bus->i2c_adap);
 376                 if (port->dvb.frontend != NULL) {
 377                         dvb_attach(simple_tuner_attach, port->dvb.frontend,
 378                                    &i2c_bus->i2c_adap, 0x61,
 379                                    TUNER_LG_TDVS_H06XF);
 380                 }
 381                 break;
 382         case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 383                 i2c_bus = &dev->i2c_bus[1];
 384                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 385                                                 &hauppauge_hvr1500q_config,
 386                                                 &dev->i2c_bus[0].i2c_adap);
 387                 if (port->dvb.frontend != NULL)
 388                         dvb_attach(xc5000_attach, port->dvb.frontend,
 389                                 &i2c_bus->i2c_adap,
 390                                 &hauppauge_hvr1500q_tunerconfig, i2c_bus);
 391                 break;
 392         case CX23885_BOARD_HAUPPAUGE_HVR1500:
 393                 i2c_bus = &dev->i2c_bus[1];
 394                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 395                                                 &hauppauge_hvr1500_config,
 396                                                 &dev->i2c_bus[0].i2c_adap);
 397                 if (port->dvb.frontend != NULL) {
 398                         struct dvb_frontend *fe;
 399                         struct xc2028_config cfg = {
 400                                 .i2c_adap  = &i2c_bus->i2c_adap,
 401                                 .i2c_addr  = 0x61,
 402                                 .callback  = cx23885_hvr1500_xc3028_callback,
 403                         };
 404                         static struct xc2028_ctrl ctl = {
 405                                 .fname       = "xc3028-v27.fw",
 406                                 .max_len     = 64,
 407                                 .scode_table = XC3028_FE_OREN538,
 408                         };
 409
 410                         fe = dvb_attach(xc2028_attach,
 411                                         port->dvb.frontend, &cfg);
 412                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 413                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 414                 }
 415                 break;
 416         case CX23885_BOARD_HAUPPAUGE_HVR1200:
 417         case CX23885_BOARD_HAUPPAUGE_HVR1700:
 418                 i2c_bus = &dev->i2c_bus[0];
 419                 port->dvb.frontend = dvb_attach(tda10048_attach,
 420                         &hauppauge_hvr1200_config,
 421                         &i2c_bus->i2c_adap);
 422                 if (port->dvb.frontend != NULL) {
 423                         dvb_attach(tda829x_attach, port->dvb.frontend,
 424                                 &dev->i2c_bus[1].i2c_adap, 0x42,
 425                                 &tda829x_no_probe);
 426                         dvb_attach(tda18271_attach, port->dvb.frontend,
 427                                 0x60, &dev->i2c_bus[1].i2c_adap,
 428                                 &hauppauge_hvr1200_tuner_config);
 429                 }
 430                 break;
 431         case CX23885_BOARD_HAUPPAUGE_HVR1400:
 432                 i2c_bus = &dev->i2c_bus[0];
 433                 port->dvb.frontend = dvb_attach(dib7000p_attach,
 434                         &i2c_bus->i2c_adap,
 435                         0x12, &hauppauge_hvr1400_dib7000_config);
 436                 if (port->dvb.frontend != NULL) {
 437                         struct dvb_frontend *fe;
 438                         struct xc2028_config cfg = {
 439                                 .i2c_adap  = &dev->i2c_bus[1].i2c_adap,
 440                                 .i2c_addr  = 0x64,
 441                                 .callback  = cx23885_hvr1500_xc3028_callback,
 442                         };
 443                         static struct xc2028_ctrl ctl = {
 444                                 .fname   = "xc3028L-v36.fw",
 445                                 .max_len = 64,
 446                                 .demod   = 5000,
 447                                 .d2633   = 1
 448                         };
 449
 450                         fe = dvb_attach(xc2028_attach,
 451                                         port->dvb.frontend, &cfg);
 452                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 453                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 454                 }
 455                 break;
 456         default:
 457                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 458                        dev->name);
 459                 break;
 460         }
 461         if (NULL == port->dvb.frontend) {
 462                 printk("%s: frontend initialization failed\n", dev->name);
 463                 return -1;
 464         }
 465
 466         /* Put the analog decoder in standby to keep it quiet */
 467         cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL);
 468
 469         if (port->dvb.frontend->ops.analog_ops.standby)
 470                 port->dvb.frontend->ops.analog_ops.standby(port->dvb.frontend);
 471
 472         /* register everything */
 473         return videobuf_dvb_register(&port->dvb, THIS_MODULE, port,
 474                                      &dev->pci->dev, adapter_nr);
 475 }
 476
 477 int cx23885_dvb_register(struct cx23885_tsport *port)
 478 {
 479         struct cx23885_dev *dev = port->dev;
 480         int err;
 481
 482         dprintk(1, "%s\n", __func__);
 483         dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
 484                 dev->board,
 485                 dev->name,
 486                 dev->pci_bus,
 487                 dev->pci_slot);
 488
 489         err = -ENODEV;
 490
 491         /* dvb stuff */
 492         printk("%s: cx23885 based dvb card\n", dev->name);
 493         videobuf_queue_sg_init(&port->dvb.dvbq, &dvb_qops, &dev->pci->dev, &port->slock,
 494                             V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
 495                             sizeof(struct cx23885_buffer), port);
 496         err = dvb_register(port);
 497         if (err != 0)
 498                 printk("%s() dvb_register failed err = %d\n", __func__, err);
 499
 500         return err;
 501 }
 502
 503 int cx23885_dvb_unregister(struct cx23885_tsport *port)
 504 {
 505         /* dvb */
 506         if(port->dvb.frontend)
 507                 videobuf_dvb_unregister(&port->dvb);
 508
 509         return 0;
 510 }
 511
 512 /*
 513  * Local variables:
 514  * c-basic-offset: 8
 515  * End:
 516  * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
 517 */