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

   1 /*
   2  *  Driver for the Conexant CX23885 PCIe bridge
   3  *
   4  *  Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
   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 "dvb_ca_en50221.h"
  34 #include "s5h1409.h"
  35 #include "s5h1411.h"
  36 #include "mt2131.h"
  37 #include "tda8290.h"
  38 #include "tda18271.h"
  39 #include "lgdt330x.h"
  40 #include "xc5000.h"
  41 #include "max2165.h"
  42 #include "tda10048.h"
  43 #include "tuner-xc2028.h"
  44 #include "tuner-simple.h"
  45 #include "dib7000p.h"
  46 #include "dibx000_common.h"
  47 #include "zl10353.h"
  48 #include "stv0900.h"
  49 #include "stv0900_reg.h"
  50 #include "stv6110.h"
  51 #include "lnbh24.h"
  52 #include "cx24116.h"
  53 #include "cimax2.h"
  54 #include "lgs8gxx.h"
  55 #include "netup-eeprom.h"
  56 #include "netup-init.h"
  57 #include "lgdt3305.h"
  58 #include "atbm8830.h"
  59 #include "ds3000.h"
  60 #include "cx23885-f300.h"
  61
  62 static unsigned int debug;
  63
  64 #define dprintk(level, fmt, arg...)\
  65         do { if (debug >= level)\
  66                 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
  67         } while (0)
  68
  69 /* ------------------------------------------------------------------ */
  70
  71 static unsigned int alt_tuner;
  72 module_param(alt_tuner, int, 0644);
  73 MODULE_PARM_DESC(alt_tuner, "Enable alternate tuner configuration");
  74
  75 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  76
  77 /* ------------------------------------------------------------------ */
  78
  79 static int dvb_buf_setup(struct videobuf_queue *q,
  80                          unsigned int *count, unsigned int *size)
  81 {
  82         struct cx23885_tsport *port = q->priv_data;
  83
  84         port->ts_packet_size  = 188 * 4;
  85         port->ts_packet_count = 32;
  86
  87         *size  = port->ts_packet_size * port->ts_packet_count;
  88         *count = 32;
  89         return 0;
  90 }
  91
  92 static int dvb_buf_prepare(struct videobuf_queue *q,
  93                            struct videobuf_buffer *vb, enum v4l2_field field)
  94 {
  95         struct cx23885_tsport *port = q->priv_data;
  96         return cx23885_buf_prepare(q, port, (struct cx23885_buffer *)vb, field);
  97 }
  98
  99 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
 100 {
 101         struct cx23885_tsport *port = q->priv_data;
 102         cx23885_buf_queue(port, (struct cx23885_buffer *)vb);
 103 }
 104
 105 static void dvb_buf_release(struct videobuf_queue *q,
 106                             struct videobuf_buffer *vb)
 107 {
 108         cx23885_free_buffer(q, (struct cx23885_buffer *)vb);
 109 }
 110
 111 static struct videobuf_queue_ops dvb_qops = {
 112         .buf_setup    = dvb_buf_setup,
 113         .buf_prepare  = dvb_buf_prepare,
 114         .buf_queue    = dvb_buf_queue,
 115         .buf_release  = dvb_buf_release,
 116 };
 117
 118 static struct s5h1409_config hauppauge_generic_config = {
 119         .demod_address = 0x32 >> 1,
 120         .output_mode   = S5H1409_SERIAL_OUTPUT,
 121         .gpio          = S5H1409_GPIO_ON,
 122         .qam_if        = 44000,
 123         .inversion     = S5H1409_INVERSION_OFF,
 124         .status_mode   = S5H1409_DEMODLOCKING,
 125         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 126 };
 127
 128 static struct tda10048_config hauppauge_hvr1200_config = {
 129         .demod_address    = 0x10 >> 1,
 130         .output_mode      = TDA10048_SERIAL_OUTPUT,
 131         .fwbulkwritelen   = TDA10048_BULKWRITE_200,
 132         .inversion        = TDA10048_INVERSION_ON,
 133         .dtv6_if_freq_khz = TDA10048_IF_3300,
 134         .dtv7_if_freq_khz = TDA10048_IF_3800,
 135         .dtv8_if_freq_khz = TDA10048_IF_4300,
 136         .clk_freq_khz     = TDA10048_CLK_16000,
 137 };
 138
 139 static struct tda10048_config hauppauge_hvr1210_config = {
 140         .demod_address    = 0x10 >> 1,
 141         .output_mode      = TDA10048_SERIAL_OUTPUT,
 142         .fwbulkwritelen   = TDA10048_BULKWRITE_200,
 143         .inversion        = TDA10048_INVERSION_ON,
 144         .dtv6_if_freq_khz = TDA10048_IF_3300,
 145         .dtv7_if_freq_khz = TDA10048_IF_3500,
 146         .dtv8_if_freq_khz = TDA10048_IF_4000,
 147         .clk_freq_khz     = TDA10048_CLK_16000,
 148 };
 149
 150 static struct s5h1409_config hauppauge_ezqam_config = {
 151         .demod_address = 0x32 >> 1,
 152         .output_mode   = S5H1409_SERIAL_OUTPUT,
 153         .gpio          = S5H1409_GPIO_OFF,
 154         .qam_if        = 4000,
 155         .inversion     = S5H1409_INVERSION_ON,
 156         .status_mode   = S5H1409_DEMODLOCKING,
 157         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 158 };
 159
 160 static struct s5h1409_config hauppauge_hvr1800lp_config = {
 161         .demod_address = 0x32 >> 1,
 162         .output_mode   = S5H1409_SERIAL_OUTPUT,
 163         .gpio          = S5H1409_GPIO_OFF,
 164         .qam_if        = 44000,
 165         .inversion     = S5H1409_INVERSION_OFF,
 166         .status_mode   = S5H1409_DEMODLOCKING,
 167         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 168 };
 169
 170 static struct s5h1409_config hauppauge_hvr1500_config = {
 171         .demod_address = 0x32 >> 1,
 172         .output_mode   = S5H1409_SERIAL_OUTPUT,
 173         .gpio          = S5H1409_GPIO_OFF,
 174         .inversion     = S5H1409_INVERSION_OFF,
 175         .status_mode   = S5H1409_DEMODLOCKING,
 176         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 177 };
 178
 179 static struct mt2131_config hauppauge_generic_tunerconfig = {
 180         0x61
 181 };
 182
 183 static struct lgdt330x_config fusionhdtv_5_express = {
 184         .demod_address = 0x0e,
 185         .demod_chip = LGDT3303,
 186         .serial_mpeg = 0x40,
 187 };
 188
 189 static struct s5h1409_config hauppauge_hvr1500q_config = {
 190         .demod_address = 0x32 >> 1,
 191         .output_mode   = S5H1409_SERIAL_OUTPUT,
 192         .gpio          = S5H1409_GPIO_ON,
 193         .qam_if        = 44000,
 194         .inversion     = S5H1409_INVERSION_OFF,
 195         .status_mode   = S5H1409_DEMODLOCKING,
 196         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 197 };
 198
 199 static struct s5h1409_config dvico_s5h1409_config = {
 200         .demod_address = 0x32 >> 1,
 201         .output_mode   = S5H1409_SERIAL_OUTPUT,
 202         .gpio          = S5H1409_GPIO_ON,
 203         .qam_if        = 44000,
 204         .inversion     = S5H1409_INVERSION_OFF,
 205         .status_mode   = S5H1409_DEMODLOCKING,
 206         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 207 };
 208
 209 static struct s5h1411_config dvico_s5h1411_config = {
 210         .output_mode   = S5H1411_SERIAL_OUTPUT,
 211         .gpio          = S5H1411_GPIO_ON,
 212         .qam_if        = S5H1411_IF_44000,
 213         .vsb_if        = S5H1411_IF_44000,
 214         .inversion     = S5H1411_INVERSION_OFF,
 215         .status_mode   = S5H1411_DEMODLOCKING,
 216         .mpeg_timing   = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 217 };
 218
 219 static struct s5h1411_config hcw_s5h1411_config = {
 220         .output_mode   = S5H1411_SERIAL_OUTPUT,
 221         .gpio          = S5H1411_GPIO_OFF,
 222         .vsb_if        = S5H1411_IF_44000,
 223         .qam_if        = S5H1411_IF_4000,
 224         .inversion     = S5H1411_INVERSION_ON,
 225         .status_mode   = S5H1411_DEMODLOCKING,
 226         .mpeg_timing   = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 227 };
 228
 229 static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
 230         .i2c_address      = 0x61,
 231         .if_khz           = 5380,
 232 };
 233
 234 static struct xc5000_config dvico_xc5000_tunerconfig = {
 235         .i2c_address      = 0x64,
 236         .if_khz           = 5380,
 237 };
 238
 239 static struct tda829x_config tda829x_no_probe = {
 240         .probe_tuner = TDA829X_DONT_PROBE,
 241 };
 242
 243 static struct tda18271_std_map hauppauge_tda18271_std_map = {
 244         .atsc_6   = { .if_freq = 5380, .agc_mode = 3, .std = 3,
 245                       .if_lvl = 6, .rfagc_top = 0x37 },
 246         .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
 247                       .if_lvl = 6, .rfagc_top = 0x37 },
 248 };
 249
 250 static struct tda18271_std_map hauppauge_hvr1200_tda18271_std_map = {
 251         .dvbt_6   = { .if_freq = 3300, .agc_mode = 3, .std = 4,
 252                       .if_lvl = 1, .rfagc_top = 0x37, },
 253         .dvbt_7   = { .if_freq = 3800, .agc_mode = 3, .std = 5,
 254                       .if_lvl = 1, .rfagc_top = 0x37, },
 255         .dvbt_8   = { .if_freq = 4300, .agc_mode = 3, .std = 6,
 256                       .if_lvl = 1, .rfagc_top = 0x37, },
 257 };
 258
 259 static struct tda18271_config hauppauge_tda18271_config = {
 260         .std_map = &hauppauge_tda18271_std_map,
 261         .gate    = TDA18271_GATE_ANALOG,
 262         .output_opt = TDA18271_OUTPUT_LT_OFF,
 263 };
 264
 265 static struct tda18271_config hauppauge_hvr1200_tuner_config = {
 266         .std_map = &hauppauge_hvr1200_tda18271_std_map,
 267         .gate    = TDA18271_GATE_ANALOG,
 268         .output_opt = TDA18271_OUTPUT_LT_OFF,
 269 };
 270
 271 static struct tda18271_config hauppauge_hvr1210_tuner_config = {
 272         .gate    = TDA18271_GATE_DIGITAL,
 273         .output_opt = TDA18271_OUTPUT_LT_OFF,
 274 };
 275
 276 static struct tda18271_std_map hauppauge_hvr127x_std_map = {
 277         .atsc_6   = { .if_freq = 3250, .agc_mode = 3, .std = 4,
 278                       .if_lvl = 1, .rfagc_top = 0x58 },
 279         .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 5,
 280                       .if_lvl = 1, .rfagc_top = 0x58 },
 281 };
 282
 283 static struct tda18271_config hauppauge_hvr127x_config = {
 284         .std_map = &hauppauge_hvr127x_std_map,
 285         .output_opt = TDA18271_OUTPUT_LT_OFF,
 286 };
 287
 288 static struct lgdt3305_config hauppauge_lgdt3305_config = {
 289         .i2c_addr           = 0x0e,
 290         .mpeg_mode          = LGDT3305_MPEG_SERIAL,
 291         .tpclk_edge         = LGDT3305_TPCLK_FALLING_EDGE,
 292         .tpvalid_polarity   = LGDT3305_TP_VALID_HIGH,
 293         .deny_i2c_rptr      = 1,
 294         .spectral_inversion = 1,
 295         .qam_if_khz         = 4000,
 296         .vsb_if_khz         = 3250,
 297 };
 298
 299 static struct dibx000_agc_config xc3028_agc_config = {
 300         BAND_VHF | BAND_UHF,    /* band_caps */
 301
 302         /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=0,
 303          * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
 304          * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0,
 305          * P_agc_nb_est=2, P_agc_write=0
 306          */
 307         (0 << 15) | (0 << 14) | (0 << 11) | (0 << 10) | (0 << 9) | (0 << 8) |
 308                 (3 << 5) | (0 << 4) | (2 << 1) | (0 << 0), /* setup */
 309
 310         712,    /* inv_gain */
 311         21,     /* time_stabiliz */
 312
 313         0,      /* alpha_level */
 314         118,    /* thlock */
 315
 316         0,      /* wbd_inv */
 317         2867,   /* wbd_ref */
 318         0,      /* wbd_sel */
 319         2,      /* wbd_alpha */
 320
 321         0,      /* agc1_max */
 322         0,      /* agc1_min */
 323         39718,  /* agc2_max */
 324         9930,   /* agc2_min */
 325         0,      /* agc1_pt1 */
 326         0,      /* agc1_pt2 */
 327         0,      /* agc1_pt3 */
 328         0,      /* agc1_slope1 */
 329         0,      /* agc1_slope2 */
 330         0,      /* agc2_pt1 */
 331         128,    /* agc2_pt2 */
 332         29,     /* agc2_slope1 */
 333         29,     /* agc2_slope2 */
 334
 335         17,     /* alpha_mant */
 336         27,     /* alpha_exp */
 337         23,     /* beta_mant */
 338         51,     /* beta_exp */
 339
 340         1,      /* perform_agc_softsplit */
 341 };
 342
 343 /* PLL Configuration for COFDM BW_MHz = 8.000000
 344  * With external clock = 30.000000 */
 345 static struct dibx000_bandwidth_config xc3028_bw_config = {
 346         60000,  /* internal */
 347         30000,  /* sampling */
 348         1,      /* pll_cfg: prediv */
 349         8,      /* pll_cfg: ratio */
 350         3,      /* pll_cfg: range */
 351         1,      /* pll_cfg: reset */
 352         0,      /* pll_cfg: bypass */
 353         0,      /* misc: refdiv */
 354         0,      /* misc: bypclk_div */
 355         1,      /* misc: IO_CLK_en_core */
 356         1,      /* misc: ADClkSrc */
 357         0,      /* misc: modulo */
 358         (3 << 14) | (1 << 12) | (524 << 0), /* sad_cfg: refsel, sel, freq_15k */
 359         (1 << 25) | 5816102, /* ifreq = 5.200000 MHz */
 360         20452225, /* timf */
 361         30000000  /* xtal_hz */
 362 };
 363
 364 static struct dib7000p_config hauppauge_hvr1400_dib7000_config = {
 365         .output_mpeg2_in_188_bytes = 1,
 366         .hostbus_diversity = 1,
 367         .tuner_is_baseband = 0,
 368         .update_lna  = NULL,
 369
 370         .agc_config_count = 1,
 371         .agc = &xc3028_agc_config,
 372         .bw  = &xc3028_bw_config,
 373
 374         .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
 375         .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
 376         .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
 377
 378         .pwm_freq_div = 0,
 379         .agc_control  = NULL,
 380         .spur_protect = 0,
 381
 382         .output_mode = OUTMODE_MPEG2_SERIAL,
 383 };
 384
 385 static struct zl10353_config dvico_fusionhdtv_xc3028 = {
 386         .demod_address = 0x0f,
 387         .if2           = 45600,
 388         .no_tuner      = 1,
 389         .disable_i2c_gate_ctrl = 1,
 390 };
 391
 392 static struct stv0900_reg stv0900_ts_regs[] = {
 393         { R0900_TSGENERAL, 0x00 },
 394         { R0900_P1_TSSPEED, 0x40 },
 395         { R0900_P2_TSSPEED, 0x40 },
 396         { R0900_P1_TSCFGM, 0xc0 },
 397         { R0900_P2_TSCFGM, 0xc0 },
 398         { R0900_P1_TSCFGH, 0xe0 },
 399         { R0900_P2_TSCFGH, 0xe0 },
 400         { R0900_P1_TSCFGL, 0x20 },
 401         { R0900_P2_TSCFGL, 0x20 },
 402         { 0xffff, 0xff }, /* terminate */
 403 };
 404
 405 static struct stv0900_config netup_stv0900_config = {
 406         .demod_address = 0x68,
 407         .demod_mode = 1, /* dual */
 408         .xtal = 8000000,
 409         .clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
 410         .diseqc_mode = 2,/* 2/3 PWM */
 411         .ts_config_regs = stv0900_ts_regs,
 412         .tun1_maddress = 0,/* 0x60 */
 413         .tun2_maddress = 3,/* 0x63 */
 414         .tun1_adc = 1,/* 1 Vpp */
 415         .tun2_adc = 1,/* 1 Vpp */
 416 };
 417
 418 static struct stv6110_config netup_stv6110_tunerconfig_a = {
 419         .i2c_address = 0x60,
 420         .mclk = 16000000,
 421         .clk_div = 1,
 422         .gain = 8, /* +16 dB  - maximum gain */
 423 };
 424
 425 static struct stv6110_config netup_stv6110_tunerconfig_b = {
 426         .i2c_address = 0x63,
 427         .mclk = 16000000,
 428         .clk_div = 1,
 429         .gain = 8, /* +16 dB  - maximum gain */
 430 };
 431
 432 static struct cx24116_config tbs_cx24116_config = {
 433         .demod_address = 0x55,
 434 };
 435
 436 static struct ds3000_config tevii_ds3000_config = {
 437         .demod_address = 0x68,
 438 };
 439
 440 static struct cx24116_config dvbworld_cx24116_config = {
 441         .demod_address = 0x05,
 442 };
 443
 444 static struct lgs8gxx_config mygica_x8506_lgs8gl5_config = {
 445         .prod = LGS8GXX_PROD_LGS8GL5,
 446         .demod_address = 0x19,
 447         .serial_ts = 0,
 448         .ts_clk_pol = 1,
 449         .ts_clk_gated = 1,
 450         .if_clk_freq = 30400, /* 30.4 MHz */
 451         .if_freq = 5380, /* 5.38 MHz */
 452         .if_neg_center = 1,
 453         .ext_adc = 0,
 454         .adc_signed = 0,
 455         .if_neg_edge = 0,
 456 };
 457
 458 static struct xc5000_config mygica_x8506_xc5000_config = {
 459         .i2c_address = 0x61,
 460         .if_khz = 5380,
 461 };
 462
 463 static int cx23885_dvb_set_frontend(struct dvb_frontend *fe,
 464                                     struct dvb_frontend_parameters *param)
 465 {
 466         struct cx23885_tsport *port = fe->dvb->priv;
 467         struct cx23885_dev *dev = port->dev;
 468
 469         switch (dev->board) {
 470         case CX23885_BOARD_HAUPPAUGE_HVR1275:
 471                 switch (param->u.vsb.modulation) {
 472                 case VSB_8:
 473                         cx23885_gpio_clear(dev, GPIO_5);
 474                         break;
 475                 case QAM_64:
 476                 case QAM_256:
 477                 default:
 478                         cx23885_gpio_set(dev, GPIO_5);
 479                         break;
 480                 }
 481                 break;
 482         case CX23885_BOARD_MYGICA_X8506:
 483         case CX23885_BOARD_MAGICPRO_PROHDTVE2:
 484                 /* Select Digital TV */
 485                 cx23885_gpio_set(dev, GPIO_0);
 486                 break;
 487         }
 488         return 0;
 489 }
 490
 491 static int cx23885_dvb_fe_ioctl_override(struct dvb_frontend *fe,
 492                                          unsigned int cmd, void *parg,
 493                                          unsigned int stage)
 494 {
 495         int err = 0;
 496
 497         switch (stage) {
 498         case DVB_FE_IOCTL_PRE:
 499
 500                 switch (cmd) {
 501                 case FE_SET_FRONTEND:
 502                         err = cx23885_dvb_set_frontend(fe,
 503                                 (struct dvb_frontend_parameters *) parg);
 504                         break;
 505                 }
 506                 break;
 507
 508         case DVB_FE_IOCTL_POST:
 509                 /* no post-ioctl handling required */
 510                 break;
 511         }
 512         return err;
 513 };
 514
 515
 516 static struct lgs8gxx_config magicpro_prohdtve2_lgs8g75_config = {
 517         .prod = LGS8GXX_PROD_LGS8G75,
 518         .demod_address = 0x19,
 519         .serial_ts = 0,
 520         .ts_clk_pol = 1,
 521         .ts_clk_gated = 1,
 522         .if_clk_freq = 30400, /* 30.4 MHz */
 523         .if_freq = 6500, /* 6.50 MHz */
 524         .if_neg_center = 1,
 525         .ext_adc = 0,
 526         .adc_signed = 1,
 527         .adc_vpp = 2, /* 1.6 Vpp */
 528         .if_neg_edge = 1,
 529 };
 530
 531 static struct xc5000_config magicpro_prohdtve2_xc5000_config = {
 532         .i2c_address = 0x61,
 533         .if_khz = 6500,
 534 };
 535
 536 static struct atbm8830_config mygica_x8558pro_atbm8830_cfg1 = {
 537         .prod = ATBM8830_PROD_8830,
 538         .demod_address = 0x44,
 539         .serial_ts = 0,
 540         .ts_sampling_edge = 1,
 541         .ts_clk_gated = 0,
 542         .osc_clk_freq = 30400, /* in kHz */
 543         .if_freq = 0, /* zero IF */
 544         .zif_swap_iq = 1,
 545         .agc_min = 0x2E,
 546         .agc_max = 0xFF,
 547         .agc_hold_loop = 0,
 548 };
 549
 550 static struct max2165_config mygic_x8558pro_max2165_cfg1 = {
 551         .i2c_address = 0x60,
 552         .osc_clk = 20
 553 };
 554
 555 static struct atbm8830_config mygica_x8558pro_atbm8830_cfg2 = {
 556         .prod = ATBM8830_PROD_8830,
 557         .demod_address = 0x44,
 558         .serial_ts = 1,
 559         .ts_sampling_edge = 1,
 560         .ts_clk_gated = 0,
 561         .osc_clk_freq = 30400, /* in kHz */
 562         .if_freq = 0, /* zero IF */
 563         .zif_swap_iq = 1,
 564         .agc_min = 0x2E,
 565         .agc_max = 0xFF,
 566         .agc_hold_loop = 0,
 567 };
 568
 569 static struct max2165_config mygic_x8558pro_max2165_cfg2 = {
 570         .i2c_address = 0x60,
 571         .osc_clk = 20
 572 };
 573
 574 static int dvb_register(struct cx23885_tsport *port)
 575 {
 576         struct cx23885_dev *dev = port->dev;
 577         struct cx23885_i2c *i2c_bus = NULL, *i2c_bus2 = NULL;
 578         struct videobuf_dvb_frontend *fe0;
 579         int ret;
 580
 581         /* Get the first frontend */
 582         fe0 = videobuf_dvb_get_frontend(&port->frontends, 1);
 583         if (!fe0)
 584                 return -EINVAL;
 585
 586         /* init struct videobuf_dvb */
 587         fe0->dvb.name = dev->name;
 588
 589         /* init frontend */
 590         switch (dev->board) {
 591         case CX23885_BOARD_HAUPPAUGE_HVR1250:
 592                 i2c_bus = &dev->i2c_bus[0];
 593                 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
 594                                                 &hauppauge_generic_config,
 595                                                 &i2c_bus->i2c_adap);
 596                 if (fe0->dvb.frontend != NULL) {
 597                         dvb_attach(mt2131_attach, fe0->dvb.frontend,
 598                                    &i2c_bus->i2c_adap,
 599                                    &hauppauge_generic_tunerconfig, 0);
 600                 }
 601                 break;
 602         case CX23885_BOARD_HAUPPAUGE_HVR1270:
 603         case CX23885_BOARD_HAUPPAUGE_HVR1275:
 604                 i2c_bus = &dev->i2c_bus[0];
 605                 fe0->dvb.frontend = dvb_attach(lgdt3305_attach,
 606                                                &hauppauge_lgdt3305_config,
 607                                                &i2c_bus->i2c_adap);
 608                 if (fe0->dvb.frontend != NULL) {
 609                         dvb_attach(tda18271_attach, fe0->dvb.frontend,
 610                                    0x60, &dev->i2c_bus[1].i2c_adap,
 611                                    &hauppauge_hvr127x_config);
 612                 }
 613                 break;
 614         case CX23885_BOARD_HAUPPAUGE_HVR1255:
 615                 i2c_bus = &dev->i2c_bus[0];
 616                 fe0->dvb.frontend = dvb_attach(s5h1411_attach,
 617                                                &hcw_s5h1411_config,
 618                                                &i2c_bus->i2c_adap);
 619                 if (fe0->dvb.frontend != NULL) {
 620                         dvb_attach(tda18271_attach, fe0->dvb.frontend,
 621                                    0x60, &dev->i2c_bus[1].i2c_adap,
 622                                    &hauppauge_tda18271_config);
 623                 }
 624                 break;
 625         case CX23885_BOARD_HAUPPAUGE_HVR1800:
 626                 i2c_bus = &dev->i2c_bus[0];
 627                 switch (alt_tuner) {
 628                 case 1:
 629                         fe0->dvb.frontend =
 630                                 dvb_attach(s5h1409_attach,
 631                                            &hauppauge_ezqam_config,
 632                                            &i2c_bus->i2c_adap);
 633                         if (fe0->dvb.frontend != NULL) {
 634                                 dvb_attach(tda829x_attach, fe0->dvb.frontend,
 635                                            &dev->i2c_bus[1].i2c_adap, 0x42,
 636                                            &tda829x_no_probe);
 637                                 dvb_attach(tda18271_attach, fe0->dvb.frontend,
 638                                            0x60, &dev->i2c_bus[1].i2c_adap,
 639                                            &hauppauge_tda18271_config);
 640                         }
 641                         break;
 642                 case 0:
 643                 default:
 644                         fe0->dvb.frontend =
 645                                 dvb_attach(s5h1409_attach,
 646                                            &hauppauge_generic_config,
 647                                            &i2c_bus->i2c_adap);
 648                         if (fe0->dvb.frontend != NULL)
 649                                 dvb_attach(mt2131_attach, fe0->dvb.frontend,
 650                                            &i2c_bus->i2c_adap,
 651                                            &hauppauge_generic_tunerconfig, 0);
 652                         break;
 653                 }
 654                 break;
 655         case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 656                 i2c_bus = &dev->i2c_bus[0];
 657                 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
 658                                                 &hauppauge_hvr1800lp_config,
 659                                                 &i2c_bus->i2c_adap);
 660                 if (fe0->dvb.frontend != NULL) {
 661                         dvb_attach(mt2131_attach, fe0->dvb.frontend,
 662                                    &i2c_bus->i2c_adap,
 663                                    &hauppauge_generic_tunerconfig, 0);
 664                 }
 665                 break;
 666         case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
 667                 i2c_bus = &dev->i2c_bus[0];
 668                 fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
 669                                                 &fusionhdtv_5_express,
 670                                                 &i2c_bus->i2c_adap);
 671                 if (fe0->dvb.frontend != NULL) {
 672                         dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
 673                                    &i2c_bus->i2c_adap, 0x61,
 674                                    TUNER_LG_TDVS_H06XF);
 675                 }
 676                 break;
 677         case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 678                 i2c_bus = &dev->i2c_bus[1];
 679                 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
 680                                                 &hauppauge_hvr1500q_config,
 681                                                 &dev->i2c_bus[0].i2c_adap);
 682                 if (fe0->dvb.frontend != NULL)
 683                         dvb_attach(xc5000_attach, fe0->dvb.frontend,
 684                                    &i2c_bus->i2c_adap,
 685                                    &hauppauge_hvr1500q_tunerconfig);
 686                 break;
 687         case CX23885_BOARD_HAUPPAUGE_HVR1500:
 688                 i2c_bus = &dev->i2c_bus[1];
 689                 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
 690                                                 &hauppauge_hvr1500_config,
 691                                                 &dev->i2c_bus[0].i2c_adap);
 692                 if (fe0->dvb.frontend != NULL) {
 693                         struct dvb_frontend *fe;
 694                         struct xc2028_config cfg = {
 695                                 .i2c_adap  = &i2c_bus->i2c_adap,
 696                                 .i2c_addr  = 0x61,
 697                         };
 698                         static struct xc2028_ctrl ctl = {
 699                                 .fname       = XC2028_DEFAULT_FIRMWARE,
 700                                 .max_len     = 64,
 701                                 .demod       = XC3028_FE_OREN538,
 702                         };
 703
 704                         fe = dvb_attach(xc2028_attach,
 705                                         fe0->dvb.frontend, &cfg);
 706                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 707                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 708                 }
 709                 break;
 710         case CX23885_BOARD_HAUPPAUGE_HVR1200:
 711         case CX23885_BOARD_HAUPPAUGE_HVR1700:
 712                 i2c_bus = &dev->i2c_bus[0];
 713                 fe0->dvb.frontend = dvb_attach(tda10048_attach,
 714                         &hauppauge_hvr1200_config,
 715                         &i2c_bus->i2c_adap);
 716                 if (fe0->dvb.frontend != NULL) {
 717                         dvb_attach(tda829x_attach, fe0->dvb.frontend,
 718                                 &dev->i2c_bus[1].i2c_adap, 0x42,
 719                                 &tda829x_no_probe);
 720                         dvb_attach(tda18271_attach, fe0->dvb.frontend,
 721                                 0x60, &dev->i2c_bus[1].i2c_adap,
 722                                 &hauppauge_hvr1200_tuner_config);
 723                 }
 724                 break;
 725         case CX23885_BOARD_HAUPPAUGE_HVR1210:
 726                 i2c_bus = &dev->i2c_bus[0];
 727                 fe0->dvb.frontend = dvb_attach(tda10048_attach,
 728                         &hauppauge_hvr1210_config,
 729                         &i2c_bus->i2c_adap);
 730                 if (fe0->dvb.frontend != NULL) {
 731                         dvb_attach(tda18271_attach, fe0->dvb.frontend,
 732                                 0x60, &dev->i2c_bus[1].i2c_adap,
 733                                 &hauppauge_hvr1210_tuner_config);
 734                 }
 735                 break;
 736         case CX23885_BOARD_HAUPPAUGE_HVR1400:
 737                 i2c_bus = &dev->i2c_bus[0];
 738                 fe0->dvb.frontend = dvb_attach(dib7000p_attach,
 739                         &i2c_bus->i2c_adap,
 740                         0x12, &hauppauge_hvr1400_dib7000_config);
 741                 if (fe0->dvb.frontend != NULL) {
 742                         struct dvb_frontend *fe;
 743                         struct xc2028_config cfg = {
 744                                 .i2c_adap  = &dev->i2c_bus[1].i2c_adap,
 745                                 .i2c_addr  = 0x64,
 746                         };
 747                         static struct xc2028_ctrl ctl = {
 748                                 .fname   = XC3028L_DEFAULT_FIRMWARE,
 749                                 .max_len = 64,
 750                                 .demod   = 5000,
 751                                 /* This is true for all demods with
 752                                         v36 firmware? */
 753                                 .type    = XC2028_D2633,
 754                         };
 755
 756                         fe = dvb_attach(xc2028_attach,
 757                                         fe0->dvb.frontend, &cfg);
 758                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 759                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 760                 }
 761                 break;
 762         case CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP:
 763                 i2c_bus = &dev->i2c_bus[port->nr - 1];
 764
 765                 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
 766                                                 &dvico_s5h1409_config,
 767                                                 &i2c_bus->i2c_adap);
 768                 if (fe0->dvb.frontend == NULL)
 769                         fe0->dvb.frontend = dvb_attach(s5h1411_attach,
 770                                                         &dvico_s5h1411_config,
 771                                                         &i2c_bus->i2c_adap);
 772                 if (fe0->dvb.frontend != NULL)
 773                         dvb_attach(xc5000_attach, fe0->dvb.frontend,
 774                                    &i2c_bus->i2c_adap,
 775                                    &dvico_xc5000_tunerconfig);
 776                 break;
 777         case CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP: {
 778                 i2c_bus = &dev->i2c_bus[port->nr - 1];
 779
 780                 fe0->dvb.frontend = dvb_attach(zl10353_attach,
 781                                                &dvico_fusionhdtv_xc3028,
 782                                                &i2c_bus->i2c_adap);
 783                 if (fe0->dvb.frontend != NULL) {
 784                         struct dvb_frontend      *fe;
 785                         struct xc2028_config      cfg = {
 786                                 .i2c_adap  = &i2c_bus->i2c_adap,
 787                                 .i2c_addr  = 0x61,
 788                         };
 789                         static struct xc2028_ctrl ctl = {
 790                                 .fname       = XC2028_DEFAULT_FIRMWARE,
 791                                 .max_len     = 64,
 792                                 .demod       = XC3028_FE_ZARLINK456,
 793                         };
 794
 795                         fe = dvb_attach(xc2028_attach, fe0->dvb.frontend,
 796                                         &cfg);
 797                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 798                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 799                 }
 800                 break;
 801         }
 802         case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H:
 803         case CX23885_BOARD_COMPRO_VIDEOMATE_E650F:
 804         case CX23885_BOARD_COMPRO_VIDEOMATE_E800:
 805                 i2c_bus = &dev->i2c_bus[0];
 806
 807                 fe0->dvb.frontend = dvb_attach(zl10353_attach,
 808                         &dvico_fusionhdtv_xc3028,
 809                         &i2c_bus->i2c_adap);
 810                 if (fe0->dvb.frontend != NULL) {
 811                         struct dvb_frontend      *fe;
 812                         struct xc2028_config      cfg = {
 813                                 .i2c_adap  = &dev->i2c_bus[1].i2c_adap,
 814                                 .i2c_addr  = 0x61,
 815                         };
 816                         static struct xc2028_ctrl ctl = {
 817                                 .fname       = XC2028_DEFAULT_FIRMWARE,
 818                                 .max_len     = 64,
 819                                 .demod       = XC3028_FE_ZARLINK456,
 820                         };
 821
 822                         fe = dvb_attach(xc2028_attach, fe0->dvb.frontend,
 823                                 &cfg);
 824                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 825                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 826                 }
 827                 break;
 828         case CX23885_BOARD_TBS_6920:
 829                 i2c_bus = &dev->i2c_bus[1];
 830
 831                 fe0->dvb.frontend = dvb_attach(cx24116_attach,
 832                                         &tbs_cx24116_config,
 833                                         &i2c_bus->i2c_adap);
 834                 if (fe0->dvb.frontend != NULL)
 835                         fe0->dvb.frontend->ops.set_voltage = f300_set_voltage;
 836
 837                 break;
 838         case CX23885_BOARD_TEVII_S470:
 839                 i2c_bus = &dev->i2c_bus[1];
 840
 841                 fe0->dvb.frontend = dvb_attach(ds3000_attach,
 842                                         &tevii_ds3000_config,
 843                                         &i2c_bus->i2c_adap);
 844                 if (fe0->dvb.frontend != NULL)
 845                         fe0->dvb.frontend->ops.set_voltage = f300_set_voltage;
 846
 847                 break;
 848         case CX23885_BOARD_DVBWORLD_2005:
 849                 i2c_bus = &dev->i2c_bus[1];
 850
 851                 fe0->dvb.frontend = dvb_attach(cx24116_attach,
 852                         &dvbworld_cx24116_config,
 853                         &i2c_bus->i2c_adap);
 854                 break;
 855         case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
 856                 i2c_bus = &dev->i2c_bus[0];
 857                 switch (port->nr) {
 858                 /* port B */
 859                 case 1:
 860                         fe0->dvb.frontend = dvb_attach(stv0900_attach,
 861                                                         &netup_stv0900_config,
 862                                                         &i2c_bus->i2c_adap, 0);
 863                         if (fe0->dvb.frontend != NULL) {
 864                                 if (dvb_attach(stv6110_attach,
 865                                                 fe0->dvb.frontend,
 866                                                 &netup_stv6110_tunerconfig_a,
 867                                                 &i2c_bus->i2c_adap)) {
 868                                         if (!dvb_attach(lnbh24_attach,
 869                                                         fe0->dvb.frontend,
 870                                                         &i2c_bus->i2c_adap,
 871                                                         LNBH24_PCL | LNBH24_TTX,
 872                                                         LNBH24_TEN, 0x09))
 873                                                 printk(KERN_ERR
 874                                                         "No LNBH24 found!\n");
 875
 876                                 }
 877                         }
 878                         break;
 879                 /* port C */
 880                 case 2:
 881                         fe0->dvb.frontend = dvb_attach(stv0900_attach,
 882                                                         &netup_stv0900_config,
 883                                                         &i2c_bus->i2c_adap, 1);
 884                         if (fe0->dvb.frontend != NULL) {
 885                                 if (dvb_attach(stv6110_attach,
 886                                                 fe0->dvb.frontend,
 887                                                 &netup_stv6110_tunerconfig_b,
 888                                                 &i2c_bus->i2c_adap)) {
 889                                         if (!dvb_attach(lnbh24_attach,
 890                                                         fe0->dvb.frontend,
 891                                                         &i2c_bus->i2c_adap,
 892                                                         LNBH24_PCL | LNBH24_TTX,
 893                                                         LNBH24_TEN, 0x0a))
 894                                                 printk(KERN_ERR
 895                                                         "No LNBH24 found!\n");
 896
 897                                 }
 898                         }
 899                         break;
 900                 }
 901                 break;
 902         case CX23885_BOARD_MYGICA_X8506:
 903                 i2c_bus = &dev->i2c_bus[0];
 904                 i2c_bus2 = &dev->i2c_bus[1];
 905                 fe0->dvb.frontend = dvb_attach(lgs8gxx_attach,
 906                         &mygica_x8506_lgs8gl5_config,
 907                         &i2c_bus->i2c_adap);
 908                 if (fe0->dvb.frontend != NULL) {
 909                         dvb_attach(xc5000_attach,
 910                                 fe0->dvb.frontend,
 911                                 &i2c_bus2->i2c_adap,
 912                                 &mygica_x8506_xc5000_config);
 913                 }
 914                 break;
 915         case CX23885_BOARD_MAGICPRO_PROHDTVE2:
 916                 i2c_bus = &dev->i2c_bus[0];
 917                 i2c_bus2 = &dev->i2c_bus[1];
 918                 fe0->dvb.frontend = dvb_attach(lgs8gxx_attach,
 919                         &magicpro_prohdtve2_lgs8g75_config,
 920                         &i2c_bus->i2c_adap);
 921                 if (fe0->dvb.frontend != NULL) {
 922                         dvb_attach(xc5000_attach,
 923                                 fe0->dvb.frontend,
 924                                 &i2c_bus2->i2c_adap,
 925                                 &magicpro_prohdtve2_xc5000_config);
 926                 }
 927                 break;
 928         case CX23885_BOARD_HAUPPAUGE_HVR1850:
 929         case CX23885_BOARD_HAUPPAUGE_HVR1290:
 930                 i2c_bus = &dev->i2c_bus[0];
 931                 fe0->dvb.frontend = dvb_attach(s5h1411_attach,
 932                         &hcw_s5h1411_config,
 933                         &i2c_bus->i2c_adap);
 934                 if (fe0->dvb.frontend != NULL)
 935                         dvb_attach(tda18271_attach, fe0->dvb.frontend,
 936                                 0x60, &dev->i2c_bus[0].i2c_adap,
 937                                 &hauppauge_tda18271_config);
 938                 break;
 939         case CX23885_BOARD_MYGICA_X8558PRO:
 940                 switch (port->nr) {
 941                 /* port B */
 942                 case 1:
 943                         i2c_bus = &dev->i2c_bus[0];
 944                         fe0->dvb.frontend = dvb_attach(atbm8830_attach,
 945                                 &mygica_x8558pro_atbm8830_cfg1,
 946                                 &i2c_bus->i2c_adap);
 947                         if (fe0->dvb.frontend != NULL) {
 948                                 dvb_attach(max2165_attach,
 949                                         fe0->dvb.frontend,
 950                                         &i2c_bus->i2c_adap,
 951                                         &mygic_x8558pro_max2165_cfg1);
 952                         }
 953                         break;
 954                 /* port C */
 955                 case 2:
 956                         i2c_bus = &dev->i2c_bus[1];
 957                         fe0->dvb.frontend = dvb_attach(atbm8830_attach,
 958                                 &mygica_x8558pro_atbm8830_cfg2,
 959                                 &i2c_bus->i2c_adap);
 960                         if (fe0->dvb.frontend != NULL) {
 961                                 dvb_attach(max2165_attach,
 962                                         fe0->dvb.frontend,
 963                                         &i2c_bus->i2c_adap,
 964                                         &mygic_x8558pro_max2165_cfg2);
 965                         }
 966                         break;
 967                 }
 968                 break;
 969
 970         default:
 971                 printk(KERN_INFO "%s: The frontend of your DVB/ATSC card "
 972                         " isn't supported yet\n",
 973                        dev->name);
 974                 break;
 975         }
 976         if (NULL == fe0->dvb.frontend) {
 977                 printk(KERN_ERR "%s: frontend initialization failed\n",
 978                         dev->name);
 979                 return -1;
 980         }
 981         /* define general-purpose callback pointer */
 982         fe0->dvb.frontend->callback = cx23885_tuner_callback;
 983
 984         /* Put the analog decoder in standby to keep it quiet */
 985         call_all(dev, core, s_power, 0);
 986
 987         if (fe0->dvb.frontend->ops.analog_ops.standby)
 988                 fe0->dvb.frontend->ops.analog_ops.standby(fe0->dvb.frontend);
 989
 990         /* register everything */
 991         ret = videobuf_dvb_register_bus(&port->frontends, THIS_MODULE, port,
 992                                         &dev->pci->dev, adapter_nr, 0,
 993                                         cx23885_dvb_fe_ioctl_override);
 994         if (ret)
 995                 return ret;
 996
 997         /* init CI & MAC */
 998         switch (dev->board) {
 999         case CX23885_BOARD_NETUP_DUAL_DVBS2_CI: {
1000                 static struct netup_card_info cinfo;
1001
1002                 netup_get_card_info(&dev->i2c_bus[0].i2c_adap, &cinfo);
1003                 memcpy(port->frontends.adapter.proposed_mac,
1004                                 cinfo.port[port->nr - 1].mac, 6);
1005                 printk(KERN_INFO "NetUP Dual DVB-S2 CI card port%d MAC=%pM\n",
1006                         port->nr, port->frontends.adapter.proposed_mac);
1007
1008                 netup_ci_init(port);
1009                 break;
1010                 }
1011         case CX23885_BOARD_TEVII_S470: {
1012                 u8 eeprom[256]; /* 24C02 i2c eeprom */
1013
1014                 if (port->nr != 1)
1015                         break;
1016
1017                 /* Read entire EEPROM */
1018                 dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
1019                 tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom, sizeof(eeprom));
1020                 printk(KERN_INFO "TeVii S470 MAC= %pM\n", eeprom + 0xa0);
1021                 memcpy(port->frontends.adapter.proposed_mac, eeprom + 0xa0, 6);
1022                 break;
1023                 }
1024         }
1025
1026         return ret;
1027 }
1028
1029 int cx23885_dvb_register(struct cx23885_tsport *port)
1030 {
1031
1032         struct videobuf_dvb_frontend *fe0;
1033         struct cx23885_dev *dev = port->dev;
1034         int err, i;
1035
1036         /* Here we need to allocate the correct number of frontends,
1037          * as reflected in the cards struct. The reality is that currently
1038          * no cx23885 boards support this - yet. But, if we don't modify this
1039          * code then the second frontend would never be allocated (later)
1040          * and fail with error before the attach in dvb_register().
1041          * Without these changes we risk an OOPS later. The changes here
1042          * are for safety, and should provide a good foundation for the
1043          * future addition of any multi-frontend cx23885 based boards.
1044          */
1045         printk(KERN_INFO "%s() allocating %d frontend(s)\n", __func__,
1046                 port->num_frontends);
1047
1048         for (i = 1; i <= port->num_frontends; i++) {
1049                 if (videobuf_dvb_alloc_frontend(
1050                         &port->frontends, i) == NULL) {
1051                         printk(KERN_ERR "%s() failed to alloc\n", __func__);
1052                         return -ENOMEM;
1053                 }
1054
1055                 fe0 = videobuf_dvb_get_frontend(&port->frontends, i);
1056                 if (!fe0)
1057                         err = -EINVAL;
1058
1059                 dprintk(1, "%s\n", __func__);
1060                 dprintk(1, " ->probed by Card=%d Name=%s, PCI %02x:%02x\n",
1061                         dev->board,
1062                         dev->name,
1063                         dev->pci_bus,
1064                         dev->pci_slot);
1065
1066                 err = -ENODEV;
1067
1068                 /* dvb stuff */
1069                 /* We have to init the queue for each frontend on a port. */
1070                 printk(KERN_INFO "%s: cx23885 based dvb card\n", dev->name);
1071                 videobuf_queue_sg_init(&fe0->dvb.dvbq, &dvb_qops,
1072                             &dev->pci->dev, &port->slock,
1073                             V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
1074                             sizeof(struct cx23885_buffer), port, NULL);
1075         }
1076         err = dvb_register(port);
1077         if (err != 0)
1078                 printk(KERN_ERR "%s() dvb_register failed err = %d\n",
1079                         __func__, err);
1080
1081         return err;
1082 }
1083
1084 int cx23885_dvb_unregister(struct cx23885_tsport *port)
1085 {
1086         struct videobuf_dvb_frontend *fe0;
1087
1088         /* FIXME: in an error condition where the we have
1089          * an expected number of frontends (attach problem)
1090          * then this might not clean up correctly, if 1
1091          * is invalid.
1092          * This comment only applies to future boards IF they
1093          * implement MFE support.
1094          */
1095         fe0 = videobuf_dvb_get_frontend(&port->frontends, 1);
1096         if (fe0->dvb.frontend)
1097                 videobuf_dvb_unregister_bus(&port->frontends);
1098
1099         switch (port->dev->board) {
1100         case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
1101                 netup_ci_exit(port);
1102                 break;
1103         }
1104
1105         return 0;
1106 }
1107