drivers/media/usb/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 static 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,
 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 static struct stb6100_config az6027_stb6100_config = {
 295         .tuner_address  = 0xc0,
 296         .refclock       = 27000000,
 297 };
 298
 299
 300 /* check for mutex FIXME */
 301 static int az6027_usb_in_op(struct dvb_usb_device *d, u8 req,
 302                             u16 value, u16 index, u8 *b, int blen)
 303 {
 304         int ret = -1;
 305         if (mutex_lock_interruptible(&d->usb_mutex))
 306                 return -EAGAIN;
 307
 308         ret = usb_control_msg(d->udev,
 309                               usb_rcvctrlpipe(d->udev, 0),
 310                               req,
 311                               USB_TYPE_VENDOR | USB_DIR_IN,
 312                               value,
 313                               index,
 314                               b,
 315                               blen,
 316                               2000);
 317
 318         if (ret < 0) {
 319                 warn("usb in operation failed. (%d)", ret);
 320                 ret = -EIO;
 321         } else
 322                 ret = 0;
 323
 324         deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
 325         debug_dump(b, blen, deb_xfer);
 326
 327         mutex_unlock(&d->usb_mutex);
 328         return ret;
 329 }
 330
 331 static int az6027_usb_out_op(struct dvb_usb_device *d,
 332                              u8 req,
 333                              u16 value,
 334                              u16 index,
 335                              u8 *b,
 336                              int blen)
 337 {
 338         int ret;
 339
 340         deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
 341         debug_dump(b, blen, deb_xfer);
 342
 343         if (mutex_lock_interruptible(&d->usb_mutex))
 344                 return -EAGAIN;
 345
 346         ret = usb_control_msg(d->udev,
 347                               usb_sndctrlpipe(d->udev, 0),
 348                               req,
 349                               USB_TYPE_VENDOR | USB_DIR_OUT,
 350                               value,
 351                               index,
 352                               b,
 353                               blen,
 354                               2000);
 355
 356         if (ret != blen) {
 357                 warn("usb out operation failed. (%d)", ret);
 358                 mutex_unlock(&d->usb_mutex);
 359                 return -EIO;
 360         } else{
 361                 mutex_unlock(&d->usb_mutex);
 362                 return 0;
 363         }
 364 }
 365
 366 static int az6027_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
 367 {
 368         int ret;
 369         u8 req;
 370         u16 value;
 371         u16 index;
 372         int blen;
 373
 374         deb_info("%s %d", __func__, onoff);
 375
 376         req = 0xBC;
 377         value = onoff;
 378         index = 0;
 379         blen = 0;
 380
 381         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 382         if (ret != 0)
 383                 warn("usb out operation failed. (%d)", ret);
 384
 385         return ret;
 386 }
 387
 388 /* keys for the enclosed remote control */
 389 static struct rc_map_table rc_map_az6027_table[] = {
 390         { 0x01, KEY_1 },
 391         { 0x02, KEY_2 },
 392 };
 393
 394 /* remote control stuff (does not work with my box) */
 395 static int az6027_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
 396 {
 397         *state = REMOTE_NO_KEY_PRESSED;
 398         return 0;
 399 }
 400
 401 /*
 402 int az6027_power_ctrl(struct dvb_usb_device *d, int onoff)
 403 {
 404         u8 v = onoff;
 405         return az6027_usb_out_op(d,0xBC,v,3,NULL,1);
 406 }
 407 */
 408
 409 static int az6027_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
 410                                         int slot,
 411                                         int address)
 412 {
 413         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 414         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 415
 416         int ret;
 417         u8 req;
 418         u16 value;
 419         u16 index;
 420         int blen;
 421         u8 *b;
 422
 423         if (slot != 0)
 424                 return -EINVAL;
 425
 426         b = kmalloc(12, GFP_KERNEL);
 427         if (!b)
 428                 return -ENOMEM;
 429
 430         mutex_lock(&state->ca_mutex);
 431
 432         req = 0xC1;
 433         value = address;
 434         index = 0;
 435         blen = 1;
 436
 437         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 438         if (ret < 0) {
 439                 warn("usb in operation failed. (%d)", ret);
 440                 ret = -EINVAL;
 441         } else {
 442                 ret = b[0];
 443         }
 444
 445         mutex_unlock(&state->ca_mutex);
 446         kfree(b);
 447         return ret;
 448 }
 449
 450 static int az6027_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
 451                                          int slot,
 452                                          int address,
 453                                          u8 value)
 454 {
 455         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 456         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 457
 458         int ret;
 459         u8 req;
 460         u16 value1;
 461         u16 index;
 462         int blen;
 463
 464         deb_info("%s %d", __func__, slot);
 465         if (slot != 0)
 466                 return -EINVAL;
 467
 468         mutex_lock(&state->ca_mutex);
 469         req = 0xC2;
 470         value1 = address;
 471         index = value;
 472         blen = 0;
 473
 474         ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
 475         if (ret != 0)
 476                 warn("usb out operation failed. (%d)", ret);
 477
 478         mutex_unlock(&state->ca_mutex);
 479         return ret;
 480 }
 481
 482 static int az6027_ci_read_cam_control(struct dvb_ca_en50221 *ca,
 483                                       int slot,
 484                                       u8 address)
 485 {
 486         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 487         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 488
 489         int ret;
 490         u8 req;
 491         u16 value;
 492         u16 index;
 493         int blen;
 494         u8 *b;
 495
 496         if (slot != 0)
 497                 return -EINVAL;
 498
 499         b = kmalloc(12, GFP_KERNEL);
 500         if (!b)
 501                 return -ENOMEM;
 502
 503         mutex_lock(&state->ca_mutex);
 504
 505         req = 0xC3;
 506         value = address;
 507         index = 0;
 508         blen = 2;
 509
 510         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 511         if (ret < 0) {
 512                 warn("usb in operation failed. (%d)", ret);
 513                 ret = -EINVAL;
 514         } else {
 515                 if (b[0] == 0)
 516                         warn("Read CI IO error");
 517
 518                 ret = b[1];
 519                 deb_info("read cam data = %x from 0x%x", b[1], value);
 520         }
 521
 522         mutex_unlock(&state->ca_mutex);
 523         kfree(b);
 524         return ret;
 525 }
 526
 527 static int az6027_ci_write_cam_control(struct dvb_ca_en50221 *ca,
 528                                        int slot,
 529                                        u8 address,
 530                                        u8 value)
 531 {
 532         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 533         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 534
 535         int ret;
 536         u8 req;
 537         u16 value1;
 538         u16 index;
 539         int blen;
 540
 541         if (slot != 0)
 542                 return -EINVAL;
 543
 544         mutex_lock(&state->ca_mutex);
 545         req = 0xC4;
 546         value1 = address;
 547         index = value;
 548         blen = 0;
 549
 550         ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
 551         if (ret != 0) {
 552                 warn("usb out operation failed. (%d)", ret);
 553                 goto failed;
 554         }
 555
 556 failed:
 557         mutex_unlock(&state->ca_mutex);
 558         return ret;
 559 }
 560
 561 static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
 562 {
 563         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 564
 565         int ret;
 566         u8 req;
 567         u16 value;
 568         u16 index;
 569         int blen;
 570         u8 *b;
 571
 572         b = kmalloc(12, GFP_KERNEL);
 573         if (!b)
 574                 return -ENOMEM;
 575
 576         req = 0xC8;
 577         value = 0;
 578         index = 0;
 579         blen = 1;
 580
 581         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 582         if (ret < 0) {
 583                 warn("usb in operation failed. (%d)", ret);
 584                 ret = -EIO;
 585         } else{
 586                 ret = b[0];
 587         }
 588         kfree(b);
 589         return ret;
 590 }
 591
 592 static int az6027_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
 593 {
 594         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 595         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 596
 597         int ret, i;
 598         u8 req;
 599         u16 value;
 600         u16 index;
 601         int blen;
 602
 603         mutex_lock(&state->ca_mutex);
 604
 605         req = 0xC6;
 606         value = 1;
 607         index = 0;
 608         blen = 0;
 609
 610         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 611         if (ret != 0) {
 612                 warn("usb out operation failed. (%d)", ret);
 613                 goto failed;
 614         }
 615
 616         msleep(500);
 617         req = 0xC6;
 618         value = 0;
 619         index = 0;
 620         blen = 0;
 621
 622         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 623         if (ret != 0) {
 624                 warn("usb out operation failed. (%d)", ret);
 625                 goto failed;
 626         }
 627
 628         for (i = 0; i < 15; i++) {
 629                 msleep(100);
 630
 631                 if (CI_CamReady(ca, slot)) {
 632                         deb_info("CAM Ready");
 633                         break;
 634                 }
 635         }
 636         msleep(5000);
 637
 638 failed:
 639         mutex_unlock(&state->ca_mutex);
 640         return ret;
 641 }
 642
 643 static int az6027_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
 644 {
 645         return 0;
 646 }
 647
 648 static int az6027_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
 649 {
 650         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 651         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 652
 653         int ret;
 654         u8 req;
 655         u16 value;
 656         u16 index;
 657         int blen;
 658
 659         deb_info("%s", __func__);
 660         mutex_lock(&state->ca_mutex);
 661         req = 0xC7;
 662         value = 1;
 663         index = 0;
 664         blen = 0;
 665
 666         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 667         if (ret != 0) {
 668                 warn("usb out operation failed. (%d)", ret);
 669                 goto failed;
 670         }
 671
 672 failed:
 673         mutex_unlock(&state->ca_mutex);
 674         return ret;
 675 }
 676
 677 static int az6027_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
 678 {
 679         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 680         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 681         int ret;
 682         u8 req;
 683         u16 value;
 684         u16 index;
 685         int blen;
 686         u8 *b;
 687
 688         b = kmalloc(12, GFP_KERNEL);
 689         if (!b)
 690                 return -ENOMEM;
 691         mutex_lock(&state->ca_mutex);
 692
 693         req = 0xC5;
 694         value = 0;
 695         index = 0;
 696         blen = 1;
 697
 698         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 699         if (ret < 0) {
 700                 warn("usb in operation failed. (%d)", ret);
 701                 ret = -EIO;
 702         } else
 703                 ret = 0;
 704
 705         if (!ret && b[0] == 1) {
 706                 ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
 707                       DVB_CA_EN50221_POLL_CAM_READY;
 708         }
 709
 710         mutex_unlock(&state->ca_mutex);
 711         kfree(b);
 712         return ret;
 713 }
 714
 715
 716 static void az6027_ci_uninit(struct dvb_usb_device *d)
 717 {
 718         struct az6027_device_state *state;
 719
 720         deb_info("%s", __func__);
 721
 722         if (NULL == d)
 723                 return;
 724
 725         state = (struct az6027_device_state *)d->priv;
 726         if (NULL == state)
 727                 return;
 728
 729         if (NULL == state->ca.data)
 730                 return;
 731
 732         dvb_ca_en50221_release(&state->ca);
 733
 734         memset(&state->ca, 0, sizeof(state->ca));
 735 }
 736
 737
 738 static int az6027_ci_init(struct dvb_usb_adapter *a)
 739 {
 740         struct dvb_usb_device *d = a->dev;
 741         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 742         int ret;
 743
 744         deb_info("%s", __func__);
 745
 746         mutex_init(&state->ca_mutex);
 747
 748         state->ca.owner                 = THIS_MODULE;
 749         state->ca.read_attribute_mem    = az6027_ci_read_attribute_mem;
 750         state->ca.write_attribute_mem   = az6027_ci_write_attribute_mem;
 751         state->ca.read_cam_control      = az6027_ci_read_cam_control;
 752         state->ca.write_cam_control     = az6027_ci_write_cam_control;
 753         state->ca.slot_reset            = az6027_ci_slot_reset;
 754         state->ca.slot_shutdown         = az6027_ci_slot_shutdown;
 755         state->ca.slot_ts_enable        = az6027_ci_slot_ts_enable;
 756         state->ca.poll_slot_status      = az6027_ci_poll_slot_status;
 757         state->ca.data                  = d;
 758
 759         ret = dvb_ca_en50221_init(&a->dvb_adap,
 760                                   &state->ca,
 761                                   0, /* flags */
 762                                   1);/* n_slots */
 763         if (ret != 0) {
 764                 err("Cannot initialize CI: Error %d.", ret);
 765                 memset(&state->ca, 0, sizeof(state->ca));
 766                 return ret;
 767         }
 768
 769         deb_info("CI initialized.");
 770
 771         return 0;
 772 }
 773
 774 /*
 775 static int az6027_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
 776 {
 777         az6027_usb_in_op(d, 0xb7, 6, 0, &mac[0], 6);
 778         return 0;
 779 }
 780 */
 781
 782 static int az6027_set_voltage(struct dvb_frontend *fe,
 783                               enum fe_sec_voltage voltage)
 784 {
 785
 786         u8 buf;
 787         struct dvb_usb_adapter *adap = fe->dvb->priv;
 788
 789         struct i2c_msg i2c_msg = {
 790                 .addr   = 0x99,
 791                 .flags  = 0,
 792                 .buf    = &buf,
 793                 .len    = 1
 794         };
 795
 796         /*
 797          * 2   --18v
 798          * 1   --13v
 799          * 0   --off
 800          */
 801         switch (voltage) {
 802         case SEC_VOLTAGE_13:
 803                 buf = 1;
 804                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 805                 break;
 806
 807         case SEC_VOLTAGE_18:
 808                 buf = 2;
 809                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 810                 break;
 811
 812         case SEC_VOLTAGE_OFF:
 813                 buf = 0;
 814                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 815                 break;
 816
 817         default:
 818                 return -EINVAL;
 819         }
 820         return 0;
 821 }
 822
 823
 824 static int az6027_frontend_poweron(struct dvb_usb_adapter *adap)
 825 {
 826         int ret;
 827         u8 req;
 828         u16 value;
 829         u16 index;
 830         int blen;
 831
 832         req = 0xBC;
 833         value = 1; /* power on */
 834         index = 3;
 835         blen = 0;
 836
 837         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 838         if (ret != 0)
 839                 return -EIO;
 840
 841         return 0;
 842 }
 843 static int az6027_frontend_reset(struct dvb_usb_adapter *adap)
 844 {
 845         int ret;
 846         u8 req;
 847         u16 value;
 848         u16 index;
 849         int blen;
 850
 851         /* reset demodulator */
 852         req = 0xC0;
 853         value = 1; /* high */
 854         index = 3;
 855         blen = 0;
 856
 857         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 858         if (ret != 0)
 859                 return -EIO;
 860
 861         req = 0xC0;
 862         value = 0; /* low */
 863         index = 3;
 864         blen = 0;
 865         msleep_interruptible(200);
 866
 867         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 868         if (ret != 0)
 869                 return -EIO;
 870
 871         msleep_interruptible(200);
 872
 873         req = 0xC0;
 874         value = 1; /*high */
 875         index = 3;
 876         blen = 0;
 877
 878         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 879         if (ret != 0)
 880                 return -EIO;
 881
 882         msleep_interruptible(200);
 883         return 0;
 884 }
 885
 886 static int az6027_frontend_tsbypass(struct dvb_usb_adapter *adap, int onoff)
 887 {
 888         int ret;
 889         u8 req;
 890         u16 value;
 891         u16 index;
 892         int blen;
 893
 894         /* TS passthrough */
 895         req = 0xC7;
 896         value = onoff;
 897         index = 0;
 898         blen = 0;
 899
 900         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 901         if (ret != 0)
 902                 return -EIO;
 903
 904         return 0;
 905 }
 906
 907 static int az6027_frontend_attach(struct dvb_usb_adapter *adap)
 908 {
 909
 910         az6027_frontend_poweron(adap);
 911         az6027_frontend_reset(adap);
 912
 913         deb_info("adap = %p, dev = %p\n", adap, adap->dev);
 914         adap->fe_adap[0].fe = stb0899_attach(&az6027_stb0899_config, &adap->dev->i2c_adap);
 915
 916         if (adap->fe_adap[0].fe) {
 917                 deb_info("found STB0899 DVB-S/DVB-S2 frontend @0x%02x", az6027_stb0899_config.demod_address);
 918                 if (stb6100_attach(adap->fe_adap[0].fe, &az6027_stb6100_config, &adap->dev->i2c_adap)) {
 919                         deb_info("found STB6100 DVB-S/DVB-S2 frontend @0x%02x", az6027_stb6100_config.tuner_address);
 920                         adap->fe_adap[0].fe->ops.set_voltage = az6027_set_voltage;
 921                         az6027_ci_init(adap);
 922                 } else {
 923                         adap->fe_adap[0].fe = NULL;
 924                 }
 925         } else
 926                 warn("no front-end attached\n");
 927
 928         az6027_frontend_tsbypass(adap, 0);
 929
 930         return 0;
 931 }
 932
 933 static struct dvb_usb_device_properties az6027_properties;
 934
 935 static void az6027_usb_disconnect(struct usb_interface *intf)
 936 {
 937         struct dvb_usb_device *d = usb_get_intfdata(intf);
 938         az6027_ci_uninit(d);
 939         dvb_usb_device_exit(intf);
 940 }
 941
 942
 943 static int az6027_usb_probe(struct usb_interface *intf,
 944                             const struct usb_device_id *id)
 945 {
 946         return dvb_usb_device_init(intf,
 947                                    &az6027_properties,
 948                                    THIS_MODULE,
 949                                    NULL,
 950                                    adapter_nr);
 951 }
 952
 953 /* I2C */
 954 static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num)
 955 {
 956         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 957         int i = 0, j = 0, len = 0;
 958         u16 index;
 959         u16 value;
 960         int length;
 961         u8 req;
 962         u8 *data;
 963
 964         data = kmalloc(256, GFP_KERNEL);
 965         if (!data)
 966                 return -ENOMEM;
 967
 968         if (mutex_lock_interruptible(&d->i2c_mutex) < 0) {
 969                 kfree(data);
 970                 return -EAGAIN;
 971         }
 972
 973         if (num > 2)
 974                 warn("more than 2 i2c messages at a time is not handled yet. TODO.");
 975
 976         for (i = 0; i < num; i++) {
 977
 978                 if (msg[i].addr == 0x99) {
 979                         req = 0xBE;
 980                         index = 0;
 981                         if (msg[i].len < 1) {
 982                                 i = -EOPNOTSUPP;
 983                                 break;
 984                         }
 985                         value = msg[i].buf[0] & 0x00ff;
 986                         length = 1;
 987                         az6027_usb_out_op(d, req, value, index, data, length);
 988                 }
 989
 990                 if (msg[i].addr == 0xd0) {
 991                         /* write/read request */
 992                         if (i + 1 < num && (msg[i + 1].flags & I2C_M_RD)) {
 993                                 req = 0xB9;
 994                                 index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
 995                                 value = msg[i].addr + (msg[i].len << 8);
 996                                 length = msg[i + 1].len + 6;
 997                                 az6027_usb_in_op(d, req, value, index, data, length);
 998                                 len = msg[i + 1].len;
 999                                 for (j = 0; j < len; j++)
1000                                         msg[i + 1].buf[j] = data[j + 5];
1001
1002                                 i++;
1003                         } else {
1004
1005                                 /* demod 16bit addr */
1006                                 req = 0xBD;
1007                                 index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
1008                                 value = msg[i].addr + (2 << 8);
1009                                 length = msg[i].len - 2;
1010                                 len = msg[i].len - 2;
1011                                 for (j = 0; j < len; j++)
1012                                         data[j] = msg[i].buf[j + 2];
1013                                 az6027_usb_out_op(d, req, value, index, data, length);
1014                         }
1015                 }
1016
1017                 if (msg[i].addr == 0xc0) {
1018                         if (msg[i].flags & I2C_M_RD) {
1019
1020                                 req = 0xB9;
1021                                 index = 0x0;
1022                                 value = msg[i].addr;
1023                                 length = msg[i].len + 6;
1024                                 az6027_usb_in_op(d, req, value, index, data, length);
1025                                 len = msg[i].len;
1026                                 for (j = 0; j < len; j++)
1027                                         msg[i].buf[j] = data[j + 5];
1028
1029                         } else {
1030
1031                                 req = 0xBD;
1032                                 index = msg[i].buf[0] & 0x00FF;
1033                                 value = msg[i].addr + (1 << 8);
1034                                 length = msg[i].len - 1;
1035                                 len = msg[i].len - 1;
1036
1037                                 for (j = 0; j < len; j++)
1038                                         data[j] = msg[i].buf[j + 1];
1039
1040                                 az6027_usb_out_op(d, req, value, index, data, length);
1041                         }
1042                 }
1043         }
1044         mutex_unlock(&d->i2c_mutex);
1045         kfree(data);
1046
1047         return i;
1048 }
1049
1050
1051 static u32 az6027_i2c_func(struct i2c_adapter *adapter)
1052 {
1053         return I2C_FUNC_I2C;
1054 }
1055
1056 static struct i2c_algorithm az6027_i2c_algo = {
1057         .master_xfer   = az6027_i2c_xfer,
1058         .functionality = az6027_i2c_func,
1059 };
1060
1061 static int az6027_identify_state(struct usb_device *udev,
1062                                  struct dvb_usb_device_properties *props,
1063                                  struct dvb_usb_device_description **desc,
1064                                  int *cold)
1065 {
1066         u8 *b;
1067         s16 ret;
1068
1069         b = kmalloc(16, GFP_KERNEL);
1070         if (!b)
1071                 return -ENOMEM;
1072
1073         ret = usb_control_msg(udev,
1074                                   usb_rcvctrlpipe(udev, 0),
1075                                   0xb7,
1076                                   USB_TYPE_VENDOR | USB_DIR_IN,
1077                                   6,
1078                                   0,
1079                                   b,
1080                                   6,
1081                                   USB_CTRL_GET_TIMEOUT);
1082
1083         *cold = ret <= 0;
1084         kfree(b);
1085         deb_info("cold: %d\n", *cold);
1086         return 0;
1087 }
1088
1089
1090 static struct usb_device_id az6027_usb_table[] = {
1091         { USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_AZ6027) },
1092         { USB_DEVICE(USB_VID_TERRATEC,  USB_PID_TERRATEC_DVBS2CI_V1) },
1093         { USB_DEVICE(USB_VID_TERRATEC,  USB_PID_TERRATEC_DVBS2CI_V2) },
1094         { USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_HDCI_V1) },
1095         { USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_HDCI_V2) },
1096         { USB_DEVICE(USB_VID_ELGATO, USB_PID_ELGATO_EYETV_SAT) },
1097         { USB_DEVICE(USB_VID_ELGATO, USB_PID_ELGATO_EYETV_SAT_V2) },
1098         { USB_DEVICE(USB_VID_ELGATO, USB_PID_ELGATO_EYETV_SAT_V3) },
1099         { },
1100 };
1101
1102 MODULE_DEVICE_TABLE(usb, az6027_usb_table);
1103
1104 static struct dvb_usb_device_properties az6027_properties = {
1105         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
1106         .usb_ctrl = CYPRESS_FX2,
1107         .firmware            = "/*(DEBLOBBED)*/",
1108         .no_reconnect        = 1,
1109
1110         .size_of_priv     = sizeof(struct az6027_device_state),
1111         .identify_state         = az6027_identify_state,
1112         .num_adapters = 1,
1113         .adapter = {
1114                 {
1115                 .num_frontends = 1,
1116                 .fe = {{
1117                         .streaming_ctrl   = az6027_streaming_ctrl,
1118                         .frontend_attach  = az6027_frontend_attach,
1119
1120                         /* parameter for the MPEG2-data transfer */
1121                         .stream = {
1122                                 .type = USB_BULK,
1123                                 .count = 10,
1124                                 .endpoint = 0x02,
1125                                 .u = {
1126                                         .bulk = {
1127                                                 .buffersize = 4096,
1128                                         }
1129                                 }
1130                         },
1131                 }},
1132                 }
1133         },
1134 /*
1135         .power_ctrl       = az6027_power_ctrl,
1136         .read_mac_address = az6027_read_mac_addr,
1137  */
1138         .rc.legacy = {
1139                 .rc_map_table     = rc_map_az6027_table,
1140                 .rc_map_size      = ARRAY_SIZE(rc_map_az6027_table),
1141                 .rc_interval      = 400,
1142                 .rc_query         = az6027_rc_query,
1143         },
1144
1145         .i2c_algo         = &az6027_i2c_algo,
1146
1147         .num_device_descs = 8,
1148         .devices = {
1149                 {
1150                         .name = "AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)",
1151                         .cold_ids = { &az6027_usb_table[0], NULL },
1152                         .warm_ids = { NULL },
1153                 }, {
1154                         .name = "TERRATEC S7",
1155                         .cold_ids = { &az6027_usb_table[1], NULL },
1156                         .warm_ids = { NULL },
1157                 }, {
1158                         .name = "TERRATEC S7 MKII",
1159                         .cold_ids = { &az6027_usb_table[2], NULL },
1160                         .warm_ids = { NULL },
1161                 }, {
1162                         .name = "Technisat SkyStar USB 2 HD CI",
1163                         .cold_ids = { &az6027_usb_table[3], NULL },
1164                         .warm_ids = { NULL },
1165                 }, {
1166                         .name = "Technisat SkyStar USB 2 HD CI",
1167                         .cold_ids = { &az6027_usb_table[4], NULL },
1168                         .warm_ids = { NULL },
1169                 }, {
1170                         .name = "Elgato EyeTV Sat",
1171                         .cold_ids = { &az6027_usb_table[5], NULL },
1172                         .warm_ids = { NULL },
1173                 }, {
1174                         .name = "Elgato EyeTV Sat",
1175                         .cold_ids = { &az6027_usb_table[6], NULL },
1176                         .warm_ids = { NULL },
1177                 }, {
1178                         .name = "Elgato EyeTV Sat",
1179                         .cold_ids = { &az6027_usb_table[7], NULL },
1180                         .warm_ids = { NULL },
1181                 },
1182                 { NULL },
1183         }
1184 };
1185
1186 /* usb specific object needed to register this driver with the usb subsystem */
1187 static struct usb_driver az6027_usb_driver = {
1188         .name           = "dvb_usb_az6027",
1189         .probe          = az6027_usb_probe,
1190         .disconnect     = az6027_usb_disconnect,
1191         .id_table       = az6027_usb_table,
1192 };
1193
1194 module_usb_driver(az6027_usb_driver);
1195
1196 MODULE_AUTHOR("Adams Xu <Adams.xu@azwave.com.cn>");
1197 MODULE_DESCRIPTION("Driver for AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)");
1198 MODULE_VERSION("1.0");
1199 MODULE_LICENSE("GPL");