Pileus Git - ~andy/linux/blob - drivers/media/dvb/dvb-usb/az6027.c

   1 /* DVB USB compliant Linux driver for the AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)
   2  * receiver.
   3  *
   4  * Copyright (C) 2009 Adams.Xu <adams.xu@azwave.com.cn>
   5  *
   6  *      This program is free software; you can redistribute it and/or modify it
   7  *      under the terms of the GNU General Public License as published by the Free
   8  *      Software Foundation, version 2.
   9  *
  10  * see Documentation/dvb/README.dvb-usb for more information
  11  */
  12 #include "az6027.h"
  13
  14 #include "stb0899_drv.h"
  15 #include "stb0899_reg.h"
  16 #include "stb0899_cfg.h"
  17
  18 #include "stb6100.h"
  19 #include "stb6100_cfg.h"
  20 #include "dvb_ca_en50221.h"
  21
  22 int dvb_usb_az6027_debug;
  23 module_param_named(debug, dvb_usb_az6027_debug, int, 0644);
  24 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
  25
  26 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  27
  28 struct az6027_device_state {
  29         struct dvb_ca_en50221 ca;
  30         struct mutex ca_mutex;
  31         u8 power_state;
  32 };
  33
  34 static const struct stb0899_s1_reg az6027_stb0899_s1_init_1[] = {
  35
  36         /* 0x0000000b, SYSREG */
  37         { STB0899_DEV_ID                , 0x30 },
  38         { STB0899_DISCNTRL1             , 0x32 },
  39         { STB0899_DISCNTRL2             , 0x80 },
  40         { STB0899_DISRX_ST0             , 0x04 },
  41         { STB0899_DISRX_ST1             , 0x00 },
  42         { STB0899_DISPARITY             , 0x00 },
  43         { STB0899_DISSTATUS             , 0x20 },
  44         { STB0899_DISF22                , 0x99 },
  45         { STB0899_DISF22RX              , 0xa8 },
  46         /* SYSREG ? */
  47         { STB0899_ACRPRESC              , 0x11 },
  48         { STB0899_ACRDIV1               , 0x0a },
  49         { STB0899_ACRDIV2               , 0x05 },
  50         { STB0899_DACR1                 , 0x00 },
  51         { STB0899_DACR2                 , 0x00 },
  52         { STB0899_OUTCFG                , 0x00 },
  53         { STB0899_MODECFG               , 0x00 },
  54         { STB0899_IRQSTATUS_3           , 0xfe },
  55         { STB0899_IRQSTATUS_2           , 0x03 },
  56         { STB0899_IRQSTATUS_1           , 0x7c },
  57         { STB0899_IRQSTATUS_0           , 0xf4 },
  58         { STB0899_IRQMSK_3              , 0xf3 },
  59         { STB0899_IRQMSK_2              , 0xfc },
  60         { STB0899_IRQMSK_1              , 0xff },
  61         { STB0899_IRQMSK_0              , 0xff },
  62         { STB0899_IRQCFG                , 0x00 },
  63         { STB0899_I2CCFG                , 0x88 },
  64         { STB0899_I2CRPT                , 0x58 },
  65         { STB0899_IOPVALUE5             , 0x00 },
  66         { STB0899_IOPVALUE4             , 0x33 },
  67         { STB0899_IOPVALUE3             , 0x6d },
  68         { STB0899_IOPVALUE2             , 0x90 },
  69         { STB0899_IOPVALUE1             , 0x60 },
  70         { STB0899_IOPVALUE0             , 0x00 },
  71         { STB0899_GPIO00CFG             , 0x82 },
  72         { STB0899_GPIO01CFG             , 0x82 },
  73         { STB0899_GPIO02CFG             , 0x82 },
  74         { STB0899_GPIO03CFG             , 0x82 },
  75         { STB0899_GPIO04CFG             , 0x82 },
  76         { STB0899_GPIO05CFG             , 0x82 },
  77         { STB0899_GPIO06CFG             , 0x82 },
  78         { STB0899_GPIO07CFG             , 0x82 },
  79         { STB0899_GPIO08CFG             , 0x82 },
  80         { STB0899_GPIO09CFG             , 0x82 },
  81         { STB0899_GPIO10CFG             , 0x82 },
  82         { STB0899_GPIO11CFG             , 0x82 },
  83         { STB0899_GPIO12CFG             , 0x82 },
  84         { STB0899_GPIO13CFG             , 0x82 },
  85         { STB0899_GPIO14CFG             , 0x82 },
  86         { STB0899_GPIO15CFG             , 0x82 },
  87         { STB0899_GPIO16CFG             , 0x82 },
  88         { STB0899_GPIO17CFG             , 0x82 },
  89         { STB0899_GPIO18CFG             , 0x82 },
  90         { STB0899_GPIO19CFG             , 0x82 },
  91         { STB0899_GPIO20CFG             , 0x82 },
  92         { STB0899_SDATCFG               , 0xb8 },
  93         { STB0899_SCLTCFG               , 0xba },
  94         { STB0899_AGCRFCFG              , 0x1c }, /* 0x11 */
  95         { STB0899_GPIO22                , 0x82 }, /* AGCBB2CFG */
  96         { STB0899_GPIO21                , 0x91 }, /* AGCBB1CFG */
  97         { STB0899_DIRCLKCFG             , 0x82 },
  98         { STB0899_CLKOUT27CFG           , 0x7e },
  99         { STB0899_STDBYCFG              , 0x82 },
 100         { STB0899_CS0CFG                , 0x82 },
 101         { STB0899_CS1CFG                , 0x82 },
 102         { STB0899_DISEQCOCFG            , 0x20 },
 103         { STB0899_GPIO32CFG             , 0x82 },
 104         { STB0899_GPIO33CFG             , 0x82 },
 105         { STB0899_GPIO34CFG             , 0x82 },
 106         { STB0899_GPIO35CFG             , 0x82 },
 107         { STB0899_GPIO36CFG             , 0x82 },
 108         { STB0899_GPIO37CFG             , 0x82 },
 109         { STB0899_GPIO38CFG             , 0x82 },
 110         { STB0899_GPIO39CFG             , 0x82 },
 111         { STB0899_NCOARSE               , 0x17 }, /* 0x15 = 27 Mhz Clock, F/3 = 198MHz, F/6 = 99MHz */
 112         { STB0899_SYNTCTRL              , 0x02 }, /* 0x00 = CLK from CLKI, 0x02 = CLK from XTALI */
 113         { STB0899_FILTCTRL              , 0x00 },
 114         { STB0899_SYSCTRL               , 0x01 },
 115         { STB0899_STOPCLK1              , 0x20 },
 116         { STB0899_STOPCLK2              , 0x00 },
 117         { STB0899_INTBUFSTATUS          , 0x00 },
 118         { STB0899_INTBUFCTRL            , 0x0a },
 119         { 0xffff                        , 0xff },
 120 };
 121
 122 static const struct stb0899_s1_reg az6027_stb0899_s1_init_3[] = {
 123         { STB0899_DEMOD                 , 0x00 },
 124         { STB0899_RCOMPC                , 0xc9 },
 125         { STB0899_AGC1CN                , 0x01 },
 126         { STB0899_AGC1REF               , 0x10 },
 127         { STB0899_RTC                   , 0x23 },
 128         { STB0899_TMGCFG                , 0x4e },
 129         { STB0899_AGC2REF               , 0x34 },
 130         { STB0899_TLSR                  , 0x84 },
 131         { STB0899_CFD                   , 0xf7 },
 132         { STB0899_ACLC                  , 0x87 },
 133         { STB0899_BCLC                  , 0x94 },
 134         { STB0899_EQON                  , 0x41 },
 135         { STB0899_LDT                   , 0xf1 },
 136         { STB0899_LDT2                  , 0xe3 },
 137         { STB0899_EQUALREF              , 0xb4 },
 138         { STB0899_TMGRAMP               , 0x10 },
 139         { STB0899_TMGTHD                , 0x30 },
 140         { STB0899_IDCCOMP               , 0xfd },
 141         { STB0899_QDCCOMP               , 0xff },
 142         { STB0899_POWERI                , 0x0c },
 143         { STB0899_POWERQ                , 0x0f },
 144         { STB0899_RCOMP                 , 0x6c },
 145         { STB0899_AGCIQIN               , 0x80 },
 146         { STB0899_AGC2I1                , 0x06 },
 147         { STB0899_AGC2I2                , 0x00 },
 148         { STB0899_TLIR                  , 0x30 },
 149         { STB0899_RTF                   , 0x7f },
 150         { STB0899_DSTATUS               , 0x00 },
 151         { STB0899_LDI                   , 0xbc },
 152         { STB0899_CFRM                  , 0xea },
 153         { STB0899_CFRL                  , 0x31 },
 154         { STB0899_NIRM                  , 0x2b },
 155         { STB0899_NIRL                  , 0x80 },
 156         { STB0899_ISYMB                 , 0x1d },
 157         { STB0899_QSYMB                 , 0xa6 },
 158         { STB0899_SFRH                  , 0x2f },
 159         { STB0899_SFRM                  , 0x68 },
 160         { STB0899_SFRL                  , 0x40 },
 161         { STB0899_SFRUPH                , 0x2f },
 162         { STB0899_SFRUPM                , 0x68 },
 163         { STB0899_SFRUPL                , 0x40 },
 164         { STB0899_EQUAI1                , 0x02 },
 165         { STB0899_EQUAQ1                , 0xff },
 166         { STB0899_EQUAI2                , 0x04 },
 167         { STB0899_EQUAQ2                , 0x05 },
 168         { STB0899_EQUAI3                , 0x02 },
 169         { STB0899_EQUAQ3                , 0xfd },
 170         { STB0899_EQUAI4                , 0x03 },
 171         { STB0899_EQUAQ4                , 0x07 },
 172         { STB0899_EQUAI5                , 0x08 },
 173         { STB0899_EQUAQ5                , 0xf5 },
 174         { STB0899_DSTATUS2              , 0x00 },
 175         { STB0899_VSTATUS               , 0x00 },
 176         { STB0899_VERROR                , 0x86 },
 177         { STB0899_IQSWAP                , 0x2a },
 178         { STB0899_ECNT1M                , 0x00 },
 179         { STB0899_ECNT1L                , 0x00 },
 180         { STB0899_ECNT2M                , 0x00 },
 181         { STB0899_ECNT2L                , 0x00 },
 182         { STB0899_ECNT3M                , 0x0a },
 183         { STB0899_ECNT3L                , 0xad },
 184         { STB0899_FECAUTO1              , 0x06 },
 185         { STB0899_FECM                  , 0x01 },
 186         { STB0899_VTH12                 , 0xb0 },
 187         { STB0899_VTH23                 , 0x7a },
 188         { STB0899_VTH34                 , 0x58 },
 189         { STB0899_VTH56                 , 0x38 },
 190         { STB0899_VTH67                 , 0x34 },
 191         { STB0899_VTH78                 , 0x24 },
 192         { STB0899_PRVIT                 , 0xff },
 193         { STB0899_VITSYNC               , 0x19 },
 194         { STB0899_RSULC                 , 0xb1 }, /* DVB = 0xb1, DSS = 0xa1 */
 195         { STB0899_TSULC                 , 0x42 },
 196         { STB0899_RSLLC                 , 0x41 },
 197         { STB0899_TSLPL                 , 0x12 },
 198         { STB0899_TSCFGH                , 0x0c },
 199         { STB0899_TSCFGM                , 0x00 },
 200         { STB0899_TSCFGL                , 0x00 },
 201         { STB0899_TSOUT                 , 0x69 }, /* 0x0d for CAM */
 202         { STB0899_RSSYNCDEL             , 0x00 },
 203         { STB0899_TSINHDELH             , 0x02 },
 204         { STB0899_TSINHDELM             , 0x00 },
 205         { STB0899_TSINHDELL             , 0x00 },
 206         { STB0899_TSLLSTKM              , 0x1b },
 207         { STB0899_TSLLSTKL              , 0xb3 },
 208         { STB0899_TSULSTKM              , 0x00 },
 209         { STB0899_TSULSTKL              , 0x00 },
 210         { STB0899_PCKLENUL              , 0xbc },
 211         { STB0899_PCKLENLL              , 0xcc },
 212         { STB0899_RSPCKLEN              , 0xbd },
 213         { STB0899_TSSTATUS              , 0x90 },
 214         { STB0899_ERRCTRL1              , 0xb6 },
 215         { STB0899_ERRCTRL2              , 0x95 },
 216         { STB0899_ERRCTRL3              , 0x8d },
 217         { STB0899_DMONMSK1              , 0x27 },
 218         { STB0899_DMONMSK0              , 0x03 },
 219         { STB0899_DEMAPVIT              , 0x5c },
 220         { STB0899_PLPARM                , 0x19 },
 221         { STB0899_PDELCTRL              , 0x48 },
 222         { STB0899_PDELCTRL2             , 0x00 },
 223         { STB0899_BBHCTRL1              , 0x00 },
 224         { STB0899_BBHCTRL2              , 0x00 },
 225         { STB0899_HYSTTHRESH            , 0x77 },
 226         { STB0899_MATCSTM               , 0x00 },
 227         { STB0899_MATCSTL               , 0x00 },
 228         { STB0899_UPLCSTM               , 0x00 },
 229         { STB0899_UPLCSTL               , 0x00 },
 230         { STB0899_DFLCSTM               , 0x00 },
 231         { STB0899_DFLCSTL               , 0x00 },
 232         { STB0899_SYNCCST               , 0x00 },
 233         { STB0899_SYNCDCSTM             , 0x00 },
 234         { STB0899_SYNCDCSTL             , 0x00 },
 235         { STB0899_ISI_ENTRY             , 0x00 },
 236         { STB0899_ISI_BIT_EN            , 0x00 },
 237         { STB0899_MATSTRM               , 0xf0 },
 238         { STB0899_MATSTRL               , 0x02 },
 239         { STB0899_UPLSTRM               , 0x45 },
 240         { STB0899_UPLSTRL               , 0x60 },
 241         { STB0899_DFLSTRM               , 0xe3 },
 242         { STB0899_DFLSTRL               , 0x00 },
 243         { STB0899_SYNCSTR               , 0x47 },
 244         { STB0899_SYNCDSTRM             , 0x05 },
 245         { STB0899_SYNCDSTRL             , 0x18 },
 246         { STB0899_CFGPDELSTATUS1        , 0x19 },
 247         { STB0899_CFGPDELSTATUS2        , 0x2b },
 248         { STB0899_BBFERRORM             , 0x00 },
 249         { STB0899_BBFERRORL             , 0x01 },
 250         { STB0899_UPKTERRORM            , 0x00 },
 251         { STB0899_UPKTERRORL            , 0x00 },
 252         { 0xffff                        , 0xff },
 253 };
 254
 255
 256
 257 struct stb0899_config az6027_stb0899_config = {
 258         .init_dev               = az6027_stb0899_s1_init_1,
 259         .init_s2_demod          = stb0899_s2_init_2,
 260         .init_s1_demod          = az6027_stb0899_s1_init_3,
 261         .init_s2_fec            = stb0899_s2_init_4,
 262         .init_tst               = stb0899_s1_init_5,
 263
 264         .demod_address          = 0xd0, /* 0x68, 0xd0 >> 1 */
 265
 266         .xtal_freq              = 27000000,
 267         .inversion              = IQ_SWAP_ON, /* 1 */
 268
 269         .lo_clk                 = 76500000,
 270         .hi_clk                 = 99000000,
 271
 272         .esno_ave               = STB0899_DVBS2_ESNO_AVE,
 273         .esno_quant             = STB0899_DVBS2_ESNO_QUANT,
 274         .avframes_coarse        = STB0899_DVBS2_AVFRAMES_COARSE,
 275         .avframes_fine          = STB0899_DVBS2_AVFRAMES_FINE,
 276         .miss_threshold         = STB0899_DVBS2_MISS_THRESHOLD,
 277         .uwp_threshold_acq      = STB0899_DVBS2_UWP_THRESHOLD_ACQ,
 278         .uwp_threshold_track    = STB0899_DVBS2_UWP_THRESHOLD_TRACK,
 279         .uwp_threshold_sof      = STB0899_DVBS2_UWP_THRESHOLD_SOF,
 280         .sof_search_timeout     = STB0899_DVBS2_SOF_SEARCH_TIMEOUT,
 281
 282         .btr_nco_bits           = STB0899_DVBS2_BTR_NCO_BITS,
 283         .btr_gain_shift_offset  = STB0899_DVBS2_BTR_GAIN_SHIFT_OFFSET,
 284         .crl_nco_bits           = STB0899_DVBS2_CRL_NCO_BITS,
 285         .ldpc_max_iter          = STB0899_DVBS2_LDPC_MAX_ITER,
 286
 287         .tuner_get_frequency    = stb6100_get_frequency,
 288         .tuner_set_frequency    = stb6100_set_frequency,
 289         .tuner_set_bandwidth    = stb6100_set_bandwidth,
 290         .tuner_get_bandwidth    = stb6100_get_bandwidth,
 291         .tuner_set_rfsiggain    = NULL,
 292 };
 293
 294 struct stb6100_config az6027_stb6100_config = {
 295         .tuner_address  = 0xc0,
 296         .refclock       = 27000000,
 297 };
 298
 299
 300 /* check for mutex FIXME */
 301 int az6027_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen)
 302 {
 303         int ret = -1;
 304         if (mutex_lock_interruptible(&d->usb_mutex))
 305                 return -EAGAIN;
 306
 307         ret = usb_control_msg(d->udev,
 308                               usb_rcvctrlpipe(d->udev, 0),
 309                               req,
 310                               USB_TYPE_VENDOR | USB_DIR_IN,
 311                               value,
 312                               index,
 313                               b,
 314                               blen,
 315                               2000);
 316
 317         if (ret < 0) {
 318                 warn("usb in operation failed. (%d)", ret);
 319                 ret = -EIO;
 320         } else
 321                 ret = 0;
 322
 323         deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
 324         debug_dump(b, blen, deb_xfer);
 325
 326         mutex_unlock(&d->usb_mutex);
 327         return ret;
 328 }
 329
 330 static int az6027_usb_out_op(struct dvb_usb_device *d,
 331                              u8 req,
 332                              u16 value,
 333                              u16 index,
 334                              u8 *b,
 335                              int blen)
 336 {
 337         int ret;
 338
 339         deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
 340         debug_dump(b, blen, deb_xfer);
 341
 342         if (mutex_lock_interruptible(&d->usb_mutex))
 343                 return -EAGAIN;
 344
 345         ret = usb_control_msg(d->udev,
 346                               usb_sndctrlpipe(d->udev, 0),
 347                               req,
 348                               USB_TYPE_VENDOR | USB_DIR_OUT,
 349                               value,
 350                               index,
 351                               b,
 352                               blen,
 353                               2000);
 354
 355         if (ret != blen) {
 356                 warn("usb out operation failed. (%d)", ret);
 357                 mutex_unlock(&d->usb_mutex);
 358                 return -EIO;
 359         } else{
 360                 mutex_unlock(&d->usb_mutex);
 361                 return 0;
 362         }
 363 }
 364
 365 static int az6027_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
 366 {
 367         int ret;
 368         u8 req;
 369         u16 value;
 370         u16 index;
 371         int blen;
 372
 373         deb_info("%s %d", __func__, onoff);
 374
 375         req = 0xBC;
 376         value = onoff;
 377         index = 0;
 378         blen = 0;
 379
 380         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 381         if (ret != 0)
 382                 warn("usb out operation failed. (%d)", ret);
 383
 384         return ret;
 385 }
 386
 387 /* keys for the enclosed remote control */
 388 static struct rc_map_table rc_map_az6027_table[] = {
 389         { 0x01, KEY_1 },
 390         { 0x02, KEY_2 },
 391 };
 392
 393 /* remote control stuff (does not work with my box) */
 394 static int az6027_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
 395 {
 396         return 0;
 397 }
 398
 399 /*
 400 int az6027_power_ctrl(struct dvb_usb_device *d, int onoff)
 401 {
 402         u8 v = onoff;
 403         return az6027_usb_out_op(d,0xBC,v,3,NULL,1);
 404 }
 405 */
 406
 407 static int az6027_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
 408                                         int slot,
 409                                         int address)
 410 {
 411         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 412         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 413
 414         int ret;
 415         u8 req;
 416         u16 value;
 417         u16 index;
 418         int blen;
 419         u8 *b;
 420
 421         if (slot != 0)
 422                 return -EINVAL;
 423
 424         b = kmalloc(12, GFP_KERNEL);
 425         if (!b)
 426                 return -ENOMEM;
 427
 428         mutex_lock(&state->ca_mutex);
 429
 430         req = 0xC1;
 431         value = address;
 432         index = 0;
 433         blen = 1;
 434
 435         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 436         if (ret < 0) {
 437                 warn("usb in operation failed. (%d)", ret);
 438                 ret = -EINVAL;
 439         } else {
 440                 ret = b[0];
 441         }
 442
 443         mutex_unlock(&state->ca_mutex);
 444         kfree(b);
 445         return ret;
 446 }
 447
 448 static int az6027_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
 449                                          int slot,
 450                                          int address,
 451                                          u8 value)
 452 {
 453         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 454         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 455
 456         int ret;
 457         u8 req;
 458         u16 value1;
 459         u16 index;
 460         int blen;
 461
 462         deb_info("%s %d", __func__, slot);
 463         if (slot != 0)
 464                 return -EINVAL;
 465
 466         mutex_lock(&state->ca_mutex);
 467         req = 0xC2;
 468         value1 = address;
 469         index = value;
 470         blen = 0;
 471
 472         ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
 473         if (ret != 0)
 474                 warn("usb out operation failed. (%d)", ret);
 475
 476         mutex_unlock(&state->ca_mutex);
 477         return ret;
 478 }
 479
 480 static int az6027_ci_read_cam_control(struct dvb_ca_en50221 *ca,
 481                                       int slot,
 482                                       u8 address)
 483 {
 484         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 485         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 486
 487         int ret;
 488         u8 req;
 489         u16 value;
 490         u16 index;
 491         int blen;
 492         u8 *b;
 493
 494         if (slot != 0)
 495                 return -EINVAL;
 496
 497         b = kmalloc(12, GFP_KERNEL);
 498         if (!b)
 499                 return -ENOMEM;
 500
 501         mutex_lock(&state->ca_mutex);
 502
 503         req = 0xC3;
 504         value = address;
 505         index = 0;
 506         blen = 2;
 507
 508         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 509         if (ret < 0) {
 510                 warn("usb in operation failed. (%d)", ret);
 511                 ret = -EINVAL;
 512         } else {
 513                 if (b[0] == 0)
 514                         warn("Read CI IO error");
 515
 516                 ret = b[1];
 517                 deb_info("read cam data = %x from 0x%x", b[1], value);
 518         }
 519
 520         mutex_unlock(&state->ca_mutex);
 521         kfree(b);
 522         return ret;
 523 }
 524
 525 static int az6027_ci_write_cam_control(struct dvb_ca_en50221 *ca,
 526                                        int slot,
 527                                        u8 address,
 528                                        u8 value)
 529 {
 530         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 531         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 532
 533         int ret;
 534         u8 req;
 535         u16 value1;
 536         u16 index;
 537         int blen;
 538
 539         if (slot != 0)
 540                 return -EINVAL;
 541
 542         mutex_lock(&state->ca_mutex);
 543         req = 0xC4;
 544         value1 = address;
 545         index = value;
 546         blen = 0;
 547
 548         ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
 549         if (ret != 0) {
 550                 warn("usb out operation failed. (%d)", ret);
 551                 goto failed;
 552         }
 553
 554 failed:
 555         mutex_unlock(&state->ca_mutex);
 556         return ret;
 557 }
 558
 559 static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
 560 {
 561         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 562
 563         int ret;
 564         u8 req;
 565         u16 value;
 566         u16 index;
 567         int blen;
 568         u8 *b;
 569
 570         b = kmalloc(12, GFP_KERNEL);
 571         if (!b)
 572                 return -ENOMEM;
 573
 574         req = 0xC8;
 575         value = 0;
 576         index = 0;
 577         blen = 1;
 578
 579         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 580         if (ret < 0) {
 581                 warn("usb in operation failed. (%d)", ret);
 582                 ret = -EIO;
 583         } else{
 584                 ret = b[0];
 585         }
 586         kfree(b);
 587         return ret;
 588 }
 589
 590 static int az6027_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
 591 {
 592         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 593         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 594
 595         int ret, i;
 596         u8 req;
 597         u16 value;
 598         u16 index;
 599         int blen;
 600
 601         mutex_lock(&state->ca_mutex);
 602
 603         req = 0xC6;
 604         value = 1;
 605         index = 0;
 606         blen = 0;
 607
 608         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 609         if (ret != 0) {
 610                 warn("usb out operation failed. (%d)", ret);
 611                 goto failed;
 612         }
 613
 614         msleep(500);
 615         req = 0xC6;
 616         value = 0;
 617         index = 0;
 618         blen = 0;
 619
 620         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 621         if (ret != 0) {
 622                 warn("usb out operation failed. (%d)", ret);
 623                 goto failed;
 624         }
 625
 626         for (i = 0; i < 15; i++) {
 627                 msleep(100);
 628
 629                 if (CI_CamReady(ca, slot)) {
 630                         deb_info("CAM Ready");
 631                         break;
 632                 }
 633         }
 634         msleep(5000);
 635
 636 failed:
 637         mutex_unlock(&state->ca_mutex);
 638         return ret;
 639 }
 640
 641 static int az6027_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
 642 {
 643         return 0;
 644 }
 645
 646 static int az6027_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
 647 {
 648         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 649         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 650
 651         int ret;
 652         u8 req;
 653         u16 value;
 654         u16 index;
 655         int blen;
 656
 657         deb_info("%s", __func__);
 658         mutex_lock(&state->ca_mutex);
 659         req = 0xC7;
 660         value = 1;
 661         index = 0;
 662         blen = 0;
 663
 664         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 665         if (ret != 0) {
 666                 warn("usb out operation failed. (%d)", ret);
 667                 goto failed;
 668         }
 669
 670 failed:
 671         mutex_unlock(&state->ca_mutex);
 672         return ret;
 673 }
 674
 675 static int az6027_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
 676 {
 677         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 678         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 679         int ret;
 680         u8 req;
 681         u16 value;
 682         u16 index;
 683         int blen;
 684         u8 *b;
 685
 686         b = kmalloc(12, GFP_KERNEL);
 687         if (!b)
 688                 return -ENOMEM;
 689         mutex_lock(&state->ca_mutex);
 690
 691         req = 0xC5;
 692         value = 0;
 693         index = 0;
 694         blen = 1;
 695
 696         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 697         if (ret < 0) {
 698                 warn("usb in operation failed. (%d)", ret);
 699                 ret = -EIO;
 700         } else
 701                 ret = 0;
 702
 703         if (!ret && b[0] == 1) {
 704                 ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
 705                       DVB_CA_EN50221_POLL_CAM_READY;
 706         }
 707
 708         mutex_unlock(&state->ca_mutex);
 709         kfree(b);
 710         return ret;
 711 }
 712
 713
 714 static void az6027_ci_uninit(struct dvb_usb_device *d)
 715 {
 716         struct az6027_device_state *state;
 717
 718         deb_info("%s", __func__);
 719
 720         if (NULL == d)
 721                 return;
 722
 723         state = (struct az6027_device_state *)d->priv;
 724         if (NULL == state)
 725                 return;
 726
 727         if (NULL == state->ca.data)
 728                 return;
 729
 730         dvb_ca_en50221_release(&state->ca);
 731
 732         memset(&state->ca, 0, sizeof(state->ca));
 733 }
 734
 735
 736 static int az6027_ci_init(struct dvb_usb_adapter *a)
 737 {
 738         struct dvb_usb_device *d = a->dev;
 739         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 740         int ret;
 741
 742         deb_info("%s", __func__);
 743
 744         mutex_init(&state->ca_mutex);
 745
 746         state->ca.owner                 = THIS_MODULE;
 747         state->ca.read_attribute_mem    = az6027_ci_read_attribute_mem;
 748         state->ca.write_attribute_mem   = az6027_ci_write_attribute_mem;
 749         state->ca.read_cam_control      = az6027_ci_read_cam_control;
 750         state->ca.write_cam_control     = az6027_ci_write_cam_control;
 751         state->ca.slot_reset            = az6027_ci_slot_reset;
 752         state->ca.slot_shutdown         = az6027_ci_slot_shutdown;
 753         state->ca.slot_ts_enable        = az6027_ci_slot_ts_enable;
 754         state->ca.poll_slot_status      = az6027_ci_poll_slot_status;
 755         state->ca.data                  = d;
 756
 757         ret = dvb_ca_en50221_init(&a->dvb_adap,
 758                                   &state->ca,
 759                                   0, /* flags */
 760                                   1);/* n_slots */
 761         if (ret != 0) {
 762                 err("Cannot initialize CI: Error %d.", ret);
 763                 memset(&state->ca, 0, sizeof(state->ca));
 764                 return ret;
 765         }
 766
 767         deb_info("CI initialized.");
 768
 769         return 0;
 770 }
 771
 772 /*
 773 static int az6027_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
 774 {
 775         az6027_usb_in_op(d, 0xb7, 6, 0, &mac[0], 6);
 776         return 0;
 777 }
 778 */
 779
 780 static int az6027_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
 781 {
 782
 783         u8 buf;
 784         struct dvb_usb_adapter *adap = fe->dvb->priv;
 785
 786         struct i2c_msg i2c_msg = {
 787                 .addr   = 0x99,
 788                 .flags  = 0,
 789                 .buf    = &buf,
 790                 .len    = 1
 791         };
 792
 793         /*
 794          * 2   --18v
 795          * 1   --13v
 796          * 0   --off
 797          */
 798         switch (voltage) {
 799         case SEC_VOLTAGE_13:
 800                 buf = 1;
 801                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 802                 break;
 803
 804         case SEC_VOLTAGE_18:
 805                 buf = 2;
 806                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 807                 break;
 808
 809         case SEC_VOLTAGE_OFF:
 810                 buf = 0;
 811                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 812                 break;
 813
 814         default:
 815                 return -EINVAL;
 816         }
 817         return 0;
 818 }
 819
 820
 821 static int az6027_frontend_poweron(struct dvb_usb_adapter *adap)
 822 {
 823         int ret;
 824         u8 req;
 825         u16 value;
 826         u16 index;
 827         int blen;
 828
 829         req = 0xBC;
 830         value = 1; /* power on */
 831         index = 3;
 832         blen = 0;
 833
 834         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 835         if (ret != 0)
 836                 return -EIO;
 837
 838         return 0;
 839 }
 840 static int az6027_frontend_reset(struct dvb_usb_adapter *adap)
 841 {
 842         int ret;
 843         u8 req;
 844         u16 value;
 845         u16 index;
 846         int blen;
 847
 848         /* reset demodulator */
 849         req = 0xC0;
 850         value = 1; /* high */
 851         index = 3;
 852         blen = 0;
 853
 854         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 855         if (ret != 0)
 856                 return -EIO;
 857
 858         req = 0xC0;
 859         value = 0; /* low */
 860         index = 3;
 861         blen = 0;
 862         msleep_interruptible(200);
 863
 864         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 865         if (ret != 0)
 866                 return -EIO;
 867
 868         msleep_interruptible(200);
 869
 870         req = 0xC0;
 871         value = 1; /*high */
 872         index = 3;
 873         blen = 0;
 874
 875         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 876         if (ret != 0)
 877                 return -EIO;
 878
 879         msleep_interruptible(200);
 880         return 0;
 881 }
 882
 883 static int az6027_frontend_tsbypass(struct dvb_usb_adapter *adap, int onoff)
 884 {
 885         int ret;
 886         u8 req;
 887         u16 value;
 888         u16 index;
 889         int blen;
 890
 891         /* TS passthrough */
 892         req = 0xC7;
 893         value = onoff;
 894         index = 0;
 895         blen = 0;
 896
 897         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 898         if (ret != 0)
 899                 return -EIO;
 900
 901         return 0;
 902 }
 903
 904 static int az6027_frontend_attach(struct dvb_usb_adapter *adap)
 905 {
 906
 907         az6027_frontend_poweron(adap);
 908         az6027_frontend_reset(adap);
 909
 910         deb_info("adap = %p, dev = %p\n", adap, adap->dev);
 911         adap->fe_adap[0].fe = stb0899_attach(&az6027_stb0899_config, &adap->dev->i2c_adap);
 912
 913         if (adap->fe_adap[0].fe) {
 914                 deb_info("found STB0899 DVB-S/DVB-S2 frontend @0x%02x", az6027_stb0899_config.demod_address);
 915                 if (stb6100_attach(adap->fe_adap[0].fe, &az6027_stb6100_config, &adap->dev->i2c_adap)) {
 916                         deb_info("found STB6100 DVB-S/DVB-S2 frontend @0x%02x", az6027_stb6100_config.tuner_address);
 917                         adap->fe_adap[0].fe->ops.set_voltage = az6027_set_voltage;
 918                         az6027_ci_init(adap);
 919                 } else {
 920                         adap->fe_adap[0].fe = NULL;
 921                 }
 922         } else
 923                 warn("no front-end attached\n");
 924
 925         az6027_frontend_tsbypass(adap, 0);
 926
 927         return 0;
 928 }
 929
 930 static struct dvb_usb_device_properties az6027_properties;
 931
 932 static void az6027_usb_disconnect(struct usb_interface *intf)
 933 {
 934         struct dvb_usb_device *d = usb_get_intfdata(intf);
 935         az6027_ci_uninit(d);
 936         dvb_usb_device_exit(intf);
 937 }
 938
 939
 940 static int az6027_usb_probe(struct usb_interface *intf,
 941                             const struct usb_device_id *id)
 942 {
 943         return dvb_usb_device_init(intf,
 944                                    &az6027_properties,
 945                                    THIS_MODULE,
 946                                    NULL,
 947                                    adapter_nr);
 948 }
 949
 950 /* I2C */
 951 static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num)
 952 {
 953         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 954         int i = 0, j = 0, len = 0;
 955         u16 index;
 956         u16 value;
 957         int length;
 958         u8 req;
 959         u8 *data;
 960
 961         data = kmalloc(256, GFP_KERNEL);
 962         if (!data)
 963                 return -ENOMEM;
 964
 965         if (mutex_lock_interruptible(&d->i2c_mutex) < 0) {
 966                 kfree(data);
 967                 return -EAGAIN;
 968         }
 969
 970         if (num > 2)
 971                 warn("more than 2 i2c messages at a time is not handled yet. TODO.");
 972
 973         for (i = 0; i < num; i++) {
 974
 975                 if (msg[i].addr == 0x99) {
 976                         req = 0xBE;
 977                         index = 0;
 978                         value = msg[i].buf[0] & 0x00ff;
 979                         length = 1;
 980                         az6027_usb_out_op(d, req, value, index, data, length);
 981                 }
 982
 983                 if (msg[i].addr == 0xd0) {
 984                         /* write/read request */
 985                         if (i + 1 < num && (msg[i + 1].flags & I2C_M_RD)) {
 986                                 req = 0xB9;
 987                                 index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
 988                                 value = msg[i].addr + (msg[i].len << 8);
 989                                 length = msg[i + 1].len + 6;
 990                                 az6027_usb_in_op(d, req, value, index, data, length);
 991                                 len = msg[i + 1].len;
 992                                 for (j = 0; j < len; j++)
 993                                         msg[i + 1].buf[j] = data[j + 5];
 994
 995                                 i++;
 996                         } else {
 997
 998                                 /* demod 16bit addr */
 999                                 req = 0xBD;
1000                                 index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
1001                                 value = msg[i].addr + (2 << 8);
1002                                 length = msg[i].len - 2;
1003                                 len = msg[i].len - 2;
1004                                 for (j = 0; j < len; j++)
1005                                         data[j] = msg[i].buf[j + 2];
1006                                 az6027_usb_out_op(d, req, value, index, data, length);
1007                         }
1008                 }
1009
1010                 if (msg[i].addr == 0xc0) {
1011                         if (msg[i].flags & I2C_M_RD) {
1012
1013                                 req = 0xB9;
1014                                 index = 0x0;
1015                                 value = msg[i].addr;
1016                                 length = msg[i].len + 6;
1017                                 az6027_usb_in_op(d, req, value, index, data, length);
1018                                 len = msg[i].len;
1019                                 for (j = 0; j < len; j++)
1020                                         msg[i].buf[j] = data[j + 5];
1021
1022                         } else {
1023
1024                                 req = 0xBD;
1025                                 index = msg[i].buf[0] & 0x00FF;
1026                                 value = msg[i].addr + (1 << 8);
1027                                 length = msg[i].len - 1;
1028                                 len = msg[i].len - 1;
1029
1030                                 for (j = 0; j < len; j++)
1031                                         data[j] = msg[i].buf[j + 1];
1032
1033                                 az6027_usb_out_op(d, req, value, index, data, length);
1034                         }
1035                 }
1036         }
1037         mutex_unlock(&d->i2c_mutex);
1038         kfree(data);
1039
1040         return i;
1041 }
1042
1043
1044 static u32 az6027_i2c_func(struct i2c_adapter *adapter)
1045 {
1046         return I2C_FUNC_I2C;
1047 }
1048
1049 static struct i2c_algorithm az6027_i2c_algo = {
1050         .master_xfer   = az6027_i2c_xfer,
1051         .functionality = az6027_i2c_func,
1052 };
1053
1054 int az6027_identify_state(struct usb_device *udev,
1055                           struct dvb_usb_device_properties *props,
1056                           struct dvb_usb_device_description **desc,
1057                           int *cold)
1058 {
1059         u8 *b;
1060         s16 ret;
1061
1062         b = kmalloc(16, GFP_KERNEL);
1063         if (!b)
1064                 return -ENOMEM;
1065
1066         ret = usb_control_msg(udev,
1067                                   usb_rcvctrlpipe(udev, 0),
1068                                   0xb7,
1069                                   USB_TYPE_VENDOR | USB_DIR_IN,
1070                                   6,
1071                                   0,
1072                                   b,
1073                                   6,
1074                                   USB_CTRL_GET_TIMEOUT);
1075
1076         *cold = ret <= 0;
1077         kfree(b);
1078         deb_info("cold: %d\n", *cold);
1079         return 0;
1080 }
1081
1082
1083 static struct usb_device_id az6027_usb_table[] = {
1084         { USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_AZ6027) },
1085         { USB_DEVICE(USB_VID_TERRATEC,  USB_PID_TERRATEC_DVBS2CI_V1) },
1086         { USB_DEVICE(USB_VID_TERRATEC,  USB_PID_TERRATEC_DVBS2CI_V2) },
1087         { USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_HDCI_V1) },
1088         { USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_HDCI_V2) },
1089         { USB_DEVICE(USB_VID_ELGATO, USB_PID_ELGATO_EYETV_SAT) },
1090         { },
1091 };
1092
1093 MODULE_DEVICE_TABLE(usb, az6027_usb_table);
1094
1095 static struct dvb_usb_device_properties az6027_properties = {
1096         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
1097         .usb_ctrl = CYPRESS_FX2,
1098         .firmware            = "dvb-usb-az6027-03.fw",
1099         .no_reconnect        = 1,
1100
1101         .size_of_priv     = sizeof(struct az6027_device_state),
1102         .identify_state         = az6027_identify_state,
1103         .num_adapters = 1,
1104         .adapter = {
1105                 {
1106                 .num_frontends = 1,
1107                 .fe = {{
1108                         .streaming_ctrl   = az6027_streaming_ctrl,
1109                         .frontend_attach  = az6027_frontend_attach,
1110
1111                         /* parameter for the MPEG2-data transfer */
1112                         .stream = {
1113                                 .type = USB_BULK,
1114                                 .count = 10,
1115                                 .endpoint = 0x02,
1116                                 .u = {
1117                                         .bulk = {
1118                                                 .buffersize = 4096,
1119                                         }
1120                                 }
1121                         },
1122                 }},
1123                 }
1124         },
1125 /*
1126         .power_ctrl       = az6027_power_ctrl,
1127         .read_mac_address = az6027_read_mac_addr,
1128  */
1129         .rc.legacy = {
1130                 .rc_map_table     = rc_map_az6027_table,
1131                 .rc_map_size      = ARRAY_SIZE(rc_map_az6027_table),
1132                 .rc_interval      = 400,
1133                 .rc_query         = az6027_rc_query,
1134         },
1135
1136         .i2c_algo         = &az6027_i2c_algo,
1137
1138         .num_device_descs = 6,
1139         .devices = {
1140                 {
1141                         .name = "AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)",
1142                         .cold_ids = { &az6027_usb_table[0], NULL },
1143                         .warm_ids = { NULL },
1144                 }, {
1145                         .name = "TERRATEC S7",
1146                         .cold_ids = { &az6027_usb_table[1], NULL },
1147                         .warm_ids = { NULL },
1148                 }, {
1149                         .name = "TERRATEC S7 MKII",
1150                         .cold_ids = { &az6027_usb_table[2], NULL },
1151                         .warm_ids = { NULL },
1152                 }, {
1153                         .name = "Technisat SkyStar USB 2 HD CI",
1154                         .cold_ids = { &az6027_usb_table[3], NULL },
1155                         .warm_ids = { NULL },
1156                 }, {
1157                         .name = "Technisat SkyStar USB 2 HD CI",
1158                         .cold_ids = { &az6027_usb_table[4], NULL },
1159                         .warm_ids = { NULL },
1160                 }, {
1161                         .name = "Elgato EyeTV Sat",
1162                         .cold_ids = { &az6027_usb_table[5], NULL },
1163                         .warm_ids = { NULL },
1164                 },
1165                 { NULL },
1166         }
1167 };
1168
1169 /* usb specific object needed to register this driver with the usb subsystem */
1170 static struct usb_driver az6027_usb_driver = {
1171         .name           = "dvb_usb_az6027",
1172         .probe          = az6027_usb_probe,
1173         .disconnect     = az6027_usb_disconnect,
1174         .id_table       = az6027_usb_table,
1175 };
1176
1177 module_usb_driver(az6027_usb_driver);
1178
1179 MODULE_AUTHOR("Adams Xu <Adams.xu@azwave.com.cn>");
1180 MODULE_DESCRIPTION("Driver for AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)");
1181 MODULE_VERSION("1.0");
1182 MODULE_LICENSE("GPL");