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 "dvb-pll.h"
  41 #include "tuner-xc2028.h"
  42 #include "tuner-simple.h"
  43 #include "dib7000p.h"
  44 #include "dibx000_common.h"
  45
  46 static unsigned int debug;
  47
  48 #define dprintk(level, fmt, arg...)\
  49         do { if (debug >= level)\
  50                 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
  51         } while (0)
  52
  53 /* ------------------------------------------------------------------ */
  54
  55 static unsigned int alt_tuner;
  56 module_param(alt_tuner, int, 0644);
  57 MODULE_PARM_DESC(alt_tuner, "Enable alternate tuner configuration");
  58
  59 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  60
  61 /* ------------------------------------------------------------------ */
  62
  63 static int dvb_buf_setup(struct videobuf_queue *q,
  64                          unsigned int *count, unsigned int *size)
  65 {
  66         struct cx23885_tsport *port = q->priv_data;
  67
  68         port->ts_packet_size  = 188 * 4;
  69         port->ts_packet_count = 32;
  70
  71         *size  = port->ts_packet_size * port->ts_packet_count;
  72         *count = 32;
  73         return 0;
  74 }
  75
  76 static int dvb_buf_prepare(struct videobuf_queue *q,
  77                            struct videobuf_buffer *vb, enum v4l2_field field)
  78 {
  79         struct cx23885_tsport *port = q->priv_data;
  80         return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field);
  81 }
  82
  83 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  84 {
  85         struct cx23885_tsport *port = q->priv_data;
  86         cx23885_buf_queue(port, (struct cx23885_buffer*)vb);
  87 }
  88
  89 static void dvb_buf_release(struct videobuf_queue *q,
  90                             struct videobuf_buffer *vb)
  91 {
  92         cx23885_free_buffer(q, (struct cx23885_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 static struct s5h1409_config hauppauge_generic_config = {
 103         .demod_address = 0x32 >> 1,
 104         .output_mode   = S5H1409_SERIAL_OUTPUT,
 105         .gpio          = S5H1409_GPIO_ON,
 106         .qam_if        = 44000,
 107         .inversion     = S5H1409_INVERSION_OFF,
 108         .status_mode   = S5H1409_DEMODLOCKING,
 109         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 110 };
 111
 112 static struct tda10048_config hauppauge_hvr1200_config = {
 113         .demod_address    = 0x10 >> 1,
 114         .output_mode      = TDA10048_SERIAL_OUTPUT,
 115         .fwbulkwritelen   = TDA10048_BULKWRITE_200,
 116         .inversion        = TDA10048_INVERSION_ON
 117 };
 118
 119 static struct s5h1409_config hauppauge_ezqam_config = {
 120         .demod_address = 0x32 >> 1,
 121         .output_mode   = S5H1409_SERIAL_OUTPUT,
 122         .gpio          = S5H1409_GPIO_OFF,
 123         .qam_if        = 4000,
 124         .inversion     = S5H1409_INVERSION_ON,
 125         .status_mode   = S5H1409_DEMODLOCKING,
 126         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 127 };
 128
 129 static struct s5h1409_config hauppauge_hvr1800lp_config = {
 130         .demod_address = 0x32 >> 1,
 131         .output_mode   = S5H1409_SERIAL_OUTPUT,
 132         .gpio          = S5H1409_GPIO_OFF,
 133         .qam_if        = 44000,
 134         .inversion     = S5H1409_INVERSION_OFF,
 135         .status_mode   = S5H1409_DEMODLOCKING,
 136         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 137 };
 138
 139 static struct s5h1409_config hauppauge_hvr1500_config = {
 140         .demod_address = 0x32 >> 1,
 141         .output_mode   = S5H1409_SERIAL_OUTPUT,
 142         .gpio          = S5H1409_GPIO_OFF,
 143         .inversion     = S5H1409_INVERSION_OFF,
 144         .status_mode   = S5H1409_DEMODLOCKING,
 145         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 146 };
 147
 148 static struct mt2131_config hauppauge_generic_tunerconfig = {
 149         0x61
 150 };
 151
 152 static struct lgdt330x_config fusionhdtv_5_express = {
 153         .demod_address = 0x0e,
 154         .demod_chip = LGDT3303,
 155         .serial_mpeg = 0x40,
 156 };
 157
 158 static struct s5h1409_config hauppauge_hvr1500q_config = {
 159         .demod_address = 0x32 >> 1,
 160         .output_mode   = S5H1409_SERIAL_OUTPUT,
 161         .gpio          = S5H1409_GPIO_ON,
 162         .qam_if        = 44000,
 163         .inversion     = S5H1409_INVERSION_OFF,
 164         .status_mode   = S5H1409_DEMODLOCKING,
 165         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 166 };
 167
 168 static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
 169         .i2c_address      = 0x61,
 170         .if_khz           = 5380,
 171         .tuner_callback   = cx23885_tuner_callback
 172 };
 173
 174 static struct tda829x_config tda829x_no_probe = {
 175         .probe_tuner = TDA829X_DONT_PROBE,
 176 };
 177
 178 static struct tda18271_std_map hauppauge_tda18271_std_map = {
 179         .atsc_6   = { .if_freq = 5380, .agc_mode = 3, .std = 3,
 180                       .if_lvl = 6, .rfagc_top = 0x37 },
 181         .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
 182                       .if_lvl = 6, .rfagc_top = 0x37 },
 183 };
 184
 185 static struct tda18271_config hauppauge_tda18271_config = {
 186         .std_map = &hauppauge_tda18271_std_map,
 187         .gate    = TDA18271_GATE_ANALOG,
 188 };
 189
 190 static struct tda18271_config hauppauge_hvr1200_tuner_config = {
 191         .gate    = TDA18271_GATE_ANALOG,
 192 };
 193
 194 struct dibx000_agc_config xc3028_agc_config = {
 195         BAND_VHF | BAND_UHF,    /* band_caps */
 196
 197         /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=0,
 198          * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
 199          * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0,
 200          * P_agc_nb_est=2, P_agc_write=0
 201          */
 202         (0 << 15) | (0 << 14) | (0 << 11) | (0 << 10) | (0 << 9) | (0 << 8) |
 203                 (3 << 5) | (0 << 4) | (2 << 1) | (0 << 0), /* setup */
 204
 205         712,    /* inv_gain */
 206         21,     /* time_stabiliz */
 207
 208         0,      /* alpha_level */
 209         118,    /* thlock */
 210
 211         0,      /* wbd_inv */
 212         2867,   /* wbd_ref */
 213         0,      /* wbd_sel */
 214         2,      /* wbd_alpha */
 215
 216         0,      /* agc1_max */
 217         0,      /* agc1_min */
 218         39718,  /* agc2_max */
 219         9930,   /* agc2_min */
 220         0,      /* agc1_pt1 */
 221         0,      /* agc1_pt2 */
 222         0,      /* agc1_pt3 */
 223         0,      /* agc1_slope1 */
 224         0,      /* agc1_slope2 */
 225         0,      /* agc2_pt1 */
 226         128,    /* agc2_pt2 */
 227         29,     /* agc2_slope1 */
 228         29,     /* agc2_slope2 */
 229
 230         17,     /* alpha_mant */
 231         27,     /* alpha_exp */
 232         23,     /* beta_mant */
 233         51,     /* beta_exp */
 234
 235         1,      /* perform_agc_softsplit */
 236 };
 237
 238 /* PLL Configuration for COFDM BW_MHz = 8.000000
 239  * With external clock = 30.000000 */
 240 struct dibx000_bandwidth_config xc3028_bw_config = {
 241         60000,  /* internal */
 242         30000,  /* sampling */
 243         1,      /* pll_cfg: prediv */
 244         8,      /* pll_cfg: ratio */
 245         3,      /* pll_cfg: range */
 246         1,      /* pll_cfg: reset */
 247         0,      /* pll_cfg: bypass */
 248         0,      /* misc: refdiv */
 249         0,      /* misc: bypclk_div */
 250         1,      /* misc: IO_CLK_en_core */
 251         1,      /* misc: ADClkSrc */
 252         0,      /* misc: modulo */
 253         (3 << 14) | (1 << 12) | (524 << 0), /* sad_cfg: refsel, sel, freq_15k */
 254         (1 << 25) | 5816102, /* ifreq = 5.200000 MHz */
 255         20452225, /* timf */
 256         30000000  /* xtal_hz */
 257 };
 258
 259 static struct dib7000p_config hauppauge_hvr1400_dib7000_config = {
 260         .output_mpeg2_in_188_bytes = 1,
 261         .hostbus_diversity = 1,
 262         .tuner_is_baseband = 0,
 263         .update_lna  = NULL,
 264
 265         .agc_config_count = 1,
 266         .agc = &xc3028_agc_config,
 267         .bw  = &xc3028_bw_config,
 268
 269         .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
 270         .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
 271         .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
 272
 273         .pwm_freq_div = 0,
 274         .agc_control  = NULL,
 275         .spur_protect = 0,
 276
 277         .output_mode = OUTMODE_MPEG2_SERIAL,
 278 };
 279
 280 static int cx23885_hvr1500_xc3028_callback(void *ptr, int command, int arg)
 281 {
 282         struct cx23885_tsport *port = ptr;
 283         struct cx23885_dev *dev = port->dev;
 284
 285         switch (command) {
 286         case XC2028_TUNER_RESET:
 287                 /* Send the tuner in then out of reset */
 288                 /* GPIO-2 xc3028 tuner */
 289                 dprintk(1, "%s: XC2028_TUNER_RESET %d\n", __func__, arg);
 290
 291                 cx_set(GP0_IO, 0x00040000);
 292                 cx_clear(GP0_IO, 0x00000004);
 293                 msleep(5);
 294
 295                 cx_set(GP0_IO, 0x00040004);
 296                 msleep(5);
 297                 break;
 298         case XC2028_RESET_CLK:
 299                 dprintk(1, "%s: XC2028_RESET_CLK %d\n", __func__, arg);
 300                 break;
 301         default:
 302                 dprintk(1, "%s: unknown command %d, arg %d\n", __func__,
 303                         command, arg);
 304                 return -EINVAL;
 305         }
 306
 307         return 0;
 308 }
 309
 310 static int dvb_register(struct cx23885_tsport *port)
 311 {
 312         struct cx23885_dev *dev = port->dev;
 313         struct cx23885_i2c *i2c_bus = NULL;
 314
 315         /* init struct videobuf_dvb */
 316         port->dvb.name = dev->name;
 317
 318         /* init frontend */
 319         switch (dev->board) {
 320         case CX23885_BOARD_HAUPPAUGE_HVR1250:
 321                 i2c_bus = &dev->i2c_bus[0];
 322                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 323                                                 &hauppauge_generic_config,
 324                                                 &i2c_bus->i2c_adap);
 325                 if (port->dvb.frontend != NULL) {
 326                         dvb_attach(mt2131_attach, port->dvb.frontend,
 327                                    &i2c_bus->i2c_adap,
 328                                    &hauppauge_generic_tunerconfig, 0);
 329                 }
 330                 break;
 331         case CX23885_BOARD_HAUPPAUGE_HVR1800:
 332                 i2c_bus = &dev->i2c_bus[0];
 333                 switch (alt_tuner) {
 334                 case 1:
 335                         port->dvb.frontend =
 336                                 dvb_attach(s5h1409_attach,
 337                                            &hauppauge_ezqam_config,
 338                                            &i2c_bus->i2c_adap);
 339                         if (port->dvb.frontend != NULL) {
 340                                 dvb_attach(tda829x_attach, port->dvb.frontend,
 341                                            &dev->i2c_bus[1].i2c_adap, 0x42,
 342                                            &tda829x_no_probe);
 343                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 344                                            0x60, &dev->i2c_bus[1].i2c_adap,
 345                                            &hauppauge_tda18271_config);
 346                         }
 347                         break;
 348                 case 0:
 349                 default:
 350                         port->dvb.frontend =
 351                                 dvb_attach(s5h1409_attach,
 352                                            &hauppauge_generic_config,
 353                                            &i2c_bus->i2c_adap);
 354                         if (port->dvb.frontend != NULL)
 355                                 dvb_attach(mt2131_attach, port->dvb.frontend,
 356                                            &i2c_bus->i2c_adap,
 357                                            &hauppauge_generic_tunerconfig, 0);
 358                         break;
 359                 }
 360                 break;
 361         case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 362                 i2c_bus = &dev->i2c_bus[0];
 363                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 364                                                 &hauppauge_hvr1800lp_config,
 365                                                 &i2c_bus->i2c_adap);
 366                 if (port->dvb.frontend != NULL) {
 367                         dvb_attach(mt2131_attach, port->dvb.frontend,
 368                                    &i2c_bus->i2c_adap,
 369                                    &hauppauge_generic_tunerconfig, 0);
 370                 }
 371                 break;
 372         case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
 373                 i2c_bus = &dev->i2c_bus[0];
 374                 port->dvb.frontend = dvb_attach(lgdt330x_attach,
 375                                                 &fusionhdtv_5_express,
 376                                                 &i2c_bus->i2c_adap);
 377                 if (port->dvb.frontend != NULL) {
 378                         dvb_attach(simple_tuner_attach, port->dvb.frontend,
 379                                    &i2c_bus->i2c_adap, 0x61,
 380                                    TUNER_LG_TDVS_H06XF);
 381                 }
 382                 break;
 383         case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 384                 i2c_bus = &dev->i2c_bus[1];
 385                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 386                                                 &hauppauge_hvr1500q_config,
 387                                                 &dev->i2c_bus[0].i2c_adap);
 388                 if (port->dvb.frontend != NULL) {
 389                         hauppauge_hvr1500q_tunerconfig.priv = i2c_bus;
 390                         dvb_attach(xc5000_attach, port->dvb.frontend,
 391                                 &i2c_bus->i2c_adap,
 392                                 &hauppauge_hvr1500q_tunerconfig);
 393                 }
 394                 break;
 395         case CX23885_BOARD_HAUPPAUGE_HVR1500:
 396                 i2c_bus = &dev->i2c_bus[1];
 397                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 398                                                 &hauppauge_hvr1500_config,
 399                                                 &dev->i2c_bus[0].i2c_adap);
 400                 if (port->dvb.frontend != NULL) {
 401                         struct dvb_frontend *fe;
 402                         struct xc2028_config cfg = {
 403                                 .i2c_adap  = &i2c_bus->i2c_adap,
 404                                 .i2c_addr  = 0x61,
 405                                 .callback  = cx23885_hvr1500_xc3028_callback,
 406                         };
 407                         static struct xc2028_ctrl ctl = {
 408                                 .fname       = "xc3028-v27.fw",
 409                                 .max_len     = 64,
 410                                 .scode_table = XC3028_FE_OREN538,
 411                         };
 412
 413                         fe = dvb_attach(xc2028_attach,
 414                                         port->dvb.frontend, &cfg);
 415                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 416                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 417                 }
 418                 break;
 419         case CX23885_BOARD_HAUPPAUGE_HVR1200:
 420         case CX23885_BOARD_HAUPPAUGE_HVR1700:
 421                 i2c_bus = &dev->i2c_bus[0];
 422                 port->dvb.frontend = dvb_attach(tda10048_attach,
 423                         &hauppauge_hvr1200_config,
 424                         &i2c_bus->i2c_adap);
 425                 if (port->dvb.frontend != NULL) {
 426                         dvb_attach(tda829x_attach, port->dvb.frontend,
 427                                 &dev->i2c_bus[1].i2c_adap, 0x42,
 428                                 &tda829x_no_probe);
 429                         dvb_attach(tda18271_attach, port->dvb.frontend,
 430                                 0x60, &dev->i2c_bus[1].i2c_adap,
 431                                 &hauppauge_hvr1200_tuner_config);
 432                 }
 433                 break;
 434         case CX23885_BOARD_HAUPPAUGE_HVR1400:
 435                 i2c_bus = &dev->i2c_bus[0];
 436                 port->dvb.frontend = dvb_attach(dib7000p_attach,
 437                         &i2c_bus->i2c_adap,
 438                         0x12, &hauppauge_hvr1400_dib7000_config);
 439                 if (port->dvb.frontend != NULL) {
 440                         struct dvb_frontend *fe;
 441                         struct xc2028_config cfg = {
 442                                 .i2c_adap  = &dev->i2c_bus[1].i2c_adap,
 443                                 .i2c_addr  = 0x64,
 444                                 .callback  = cx23885_hvr1500_xc3028_callback,
 445                         };
 446                         static struct xc2028_ctrl ctl = {
 447                                 .fname   = "xc3028L-v36.fw",
 448                                 .max_len = 64,
 449                                 .demod   = 5000,
 450                                 .d2633   = 1
 451                         };
 452
 453                         fe = dvb_attach(xc2028_attach,
 454                                         port->dvb.frontend, &cfg);
 455                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 456                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 457                 }
 458                 break;
 459         default:
 460                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 461                        dev->name);
 462                 break;
 463         }
 464         if (NULL == port->dvb.frontend) {
 465                 printk("%s: frontend initialization failed\n", dev->name);
 466                 return -1;
 467         }
 468
 469         /* Put the analog decoder in standby to keep it quiet */
 470         cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL);
 471
 472         if (port->dvb.frontend->ops.analog_ops.standby)
 473                 port->dvb.frontend->ops.analog_ops.standby(port->dvb.frontend);
 474
 475         /* register everything */
 476         return videobuf_dvb_register(&port->dvb, THIS_MODULE, port,
 477                                      &dev->pci->dev, adapter_nr);
 478 }
 479
 480 int cx23885_dvb_register(struct cx23885_tsport *port)
 481 {
 482         struct cx23885_dev *dev = port->dev;
 483         int err;
 484
 485         dprintk(1, "%s\n", __func__);
 486         dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
 487                 dev->board,
 488                 dev->name,
 489                 dev->pci_bus,
 490                 dev->pci_slot);
 491
 492         err = -ENODEV;
 493
 494         /* dvb stuff */
 495         printk("%s: cx23885 based dvb card\n", dev->name);
 496         videobuf_queue_sg_init(&port->dvb.dvbq, &dvb_qops, &dev->pci->dev, &port->slock,
 497                             V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
 498                             sizeof(struct cx23885_buffer), port);
 499         err = dvb_register(port);
 500         if (err != 0)
 501                 printk("%s() dvb_register failed err = %d\n", __func__, err);
 502
 503         return err;
 504 }
 505
 506 int cx23885_dvb_unregister(struct cx23885_tsport *port)
 507 {
 508         /* dvb */
 509         if(port->dvb.frontend)
 510                 videobuf_dvb_unregister(&port->dvb);
 511
 512         return 0;
 513 }
 514
 515 /*
 516  * Local variables:
 517  * c-basic-offset: 8
 518  * End:
 519  * 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
 520 */