drivers/media/usb/dvb-usb/az6027.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /* DVB USB compliant Linux driver for the AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)
   3  * receiver.
   4  *
   5  * Copyright (C) 2009 Adams.Xu <adams.xu@azwave.com.cn>
   6  *
   7  * see Documentation/media/dvb-drivers/dvb-usb.rst for more information
   8  */
   9 #include "az6027.h"
  10
  11 #include "stb0899_drv.h"
  12 #include "stb0899_reg.h"
  13 #include "stb0899_cfg.h"
  14
  15 #include "stb6100.h"
  16 #include "stb6100_cfg.h"
  17 #include <media/dvb_ca_en50221.h>
  18
  19 int dvb_usb_az6027_debug;
  20 module_param_named(debug, dvb_usb_az6027_debug, int, 0644);
  21 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
  22
  23 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  24
  25 struct az6027_device_state {
  26         struct dvb_ca_en50221 ca;
  27         struct mutex ca_mutex;
  28         u8 power_state;
  29 };
  30
  31 static const struct stb0899_s1_reg az6027_stb0899_s1_init_1[] = {
  32
  33         /* 0x0000000b, SYSREG */
  34         { STB0899_DEV_ID                , 0x30 },
  35         { STB0899_DISCNTRL1             , 0x32 },
  36         { STB0899_DISCNTRL2             , 0x80 },
  37         { STB0899_DISRX_ST0             , 0x04 },
  38         { STB0899_DISRX_ST1             , 0x00 },
  39         { STB0899_DISPARITY             , 0x00 },
  40         { STB0899_DISSTATUS             , 0x20 },
  41         { STB0899_DISF22                , 0x99 },
  42         { STB0899_DISF22RX              , 0xa8 },
  43         /* SYSREG ? */
  44         { STB0899_ACRPRESC              , 0x11 },
  45         { STB0899_ACRDIV1               , 0x0a },
  46         { STB0899_ACRDIV2               , 0x05 },
  47         { STB0899_DACR1                 , 0x00 },
  48         { STB0899_DACR2                 , 0x00 },
  49         { STB0899_OUTCFG                , 0x00 },
  50         { STB0899_MODECFG               , 0x00 },
  51         { STB0899_IRQSTATUS_3           , 0xfe },
  52         { STB0899_IRQSTATUS_2           , 0x03 },
  53         { STB0899_IRQSTATUS_1           , 0x7c },
  54         { STB0899_IRQSTATUS_0           , 0xf4 },
  55         { STB0899_IRQMSK_3              , 0xf3 },
  56         { STB0899_IRQMSK_2              , 0xfc },
  57         { STB0899_IRQMSK_1              , 0xff },
  58         { STB0899_IRQMSK_0              , 0xff },
  59         { STB0899_IRQCFG                , 0x00 },
  60         { STB0899_I2CCFG                , 0x88 },
  61         { STB0899_I2CRPT                , 0x58 },
  62         { STB0899_IOPVALUE5             , 0x00 },
  63         { STB0899_IOPVALUE4             , 0x33 },
  64         { STB0899_IOPVALUE3             , 0x6d },
  65         { STB0899_IOPVALUE2             , 0x90 },
  66         { STB0899_IOPVALUE1             , 0x60 },
  67         { STB0899_IOPVALUE0             , 0x00 },
  68         { STB0899_GPIO00CFG             , 0x82 },
  69         { STB0899_GPIO01CFG             , 0x82 },
  70         { STB0899_GPIO02CFG             , 0x82 },
  71         { STB0899_GPIO03CFG             , 0x82 },
  72         { STB0899_GPIO04CFG             , 0x82 },
  73         { STB0899_GPIO05CFG             , 0x82 },
  74         { STB0899_GPIO06CFG             , 0x82 },
  75         { STB0899_GPIO07CFG             , 0x82 },
  76         { STB0899_GPIO08CFG             , 0x82 },
  77         { STB0899_GPIO09CFG             , 0x82 },
  78         { STB0899_GPIO10CFG             , 0x82 },
  79         { STB0899_GPIO11CFG             , 0x82 },
  80         { STB0899_GPIO12CFG             , 0x82 },
  81         { STB0899_GPIO13CFG             , 0x82 },
  82         { STB0899_GPIO14CFG             , 0x82 },
  83         { STB0899_GPIO15CFG             , 0x82 },
  84         { STB0899_GPIO16CFG             , 0x82 },
  85         { STB0899_GPIO17CFG             , 0x82 },
  86         { STB0899_GPIO18CFG             , 0x82 },
  87         { STB0899_GPIO19CFG             , 0x82 },
  88         { STB0899_GPIO20CFG             , 0x82 },
  89         { STB0899_SDATCFG               , 0xb8 },
  90         { STB0899_SCLTCFG               , 0xba },
  91         { STB0899_AGCRFCFG              , 0x1c }, /* 0x11 */
  92         { STB0899_GPIO22                , 0x82 }, /* AGCBB2CFG */
  93         { STB0899_GPIO21                , 0x91 }, /* AGCBB1CFG */
  94         { STB0899_DIRCLKCFG             , 0x82 },
  95         { STB0899_CLKOUT27CFG           , 0x7e },
  96         { STB0899_STDBYCFG              , 0x82 },
  97         { STB0899_CS0CFG                , 0x82 },
  98         { STB0899_CS1CFG                , 0x82 },
  99         { STB0899_DISEQCOCFG            , 0x20 },
 100         { STB0899_GPIO32CFG             , 0x82 },
 101         { STB0899_GPIO33CFG             , 0x82 },
 102         { STB0899_GPIO34CFG             , 0x82 },
 103         { STB0899_GPIO35CFG             , 0x82 },
 104         { STB0899_GPIO36CFG             , 0x82 },
 105         { STB0899_GPIO37CFG             , 0x82 },
 106         { STB0899_GPIO38CFG             , 0x82 },
 107         { STB0899_GPIO39CFG             , 0x82 },
 108         { STB0899_NCOARSE               , 0x17 }, /* 0x15 = 27 Mhz Clock, F/3 = 198MHz, F/6 = 99MHz */
 109         { STB0899_SYNTCTRL              , 0x02 }, /* 0x00 = CLK from CLKI, 0x02 = CLK from XTALI */
 110         { STB0899_FILTCTRL              , 0x00 },
 111         { STB0899_SYSCTRL               , 0x01 },
 112         { STB0899_STOPCLK1              , 0x20 },
 113         { STB0899_STOPCLK2              , 0x00 },
 114         { STB0899_INTBUFSTATUS          , 0x00 },
 115         { STB0899_INTBUFCTRL            , 0x0a },
 116         { 0xffff                        , 0xff },
 117 };
 118
 119 static const struct stb0899_s1_reg az6027_stb0899_s1_init_3[] = {
 120         { STB0899_DEMOD                 , 0x00 },
 121         { STB0899_RCOMPC                , 0xc9 },
 122         { STB0899_AGC1CN                , 0x01 },
 123         { STB0899_AGC1REF               , 0x10 },
 124         { STB0899_RTC                   , 0x23 },
 125         { STB0899_TMGCFG                , 0x4e },
 126         { STB0899_AGC2REF               , 0x34 },
 127         { STB0899_TLSR                  , 0x84 },
 128         { STB0899_CFD                   , 0xf7 },
 129         { STB0899_ACLC                  , 0x87 },
 130         { STB0899_BCLC                  , 0x94 },
 131         { STB0899_EQON                  , 0x41 },
 132         { STB0899_LDT                   , 0xf1 },
 133         { STB0899_LDT2                  , 0xe3 },
 134         { STB0899_EQUALREF              , 0xb4 },
 135         { STB0899_TMGRAMP               , 0x10 },
 136         { STB0899_TMGTHD                , 0x30 },
 137         { STB0899_IDCCOMP               , 0xfd },
 138         { STB0899_QDCCOMP               , 0xff },
 139         { STB0899_POWERI                , 0x0c },
 140         { STB0899_POWERQ                , 0x0f },
 141         { STB0899_RCOMP                 , 0x6c },
 142         { STB0899_AGCIQIN               , 0x80 },
 143         { STB0899_AGC2I1                , 0x06 },
 144         { STB0899_AGC2I2                , 0x00 },
 145         { STB0899_TLIR                  , 0x30 },
 146         { STB0899_RTF                   , 0x7f },
 147         { STB0899_DSTATUS               , 0x00 },
 148         { STB0899_LDI                   , 0xbc },
 149         { STB0899_CFRM                  , 0xea },
 150         { STB0899_CFRL                  , 0x31 },
 151         { STB0899_NIRM                  , 0x2b },
 152         { STB0899_NIRL                  , 0x80 },
 153         { STB0899_ISYMB                 , 0x1d },
 154         { STB0899_QSYMB                 , 0xa6 },
 155         { STB0899_SFRH                  , 0x2f },
 156         { STB0899_SFRM                  , 0x68 },
 157         { STB0899_SFRL                  , 0x40 },
 158         { STB0899_SFRUPH                , 0x2f },
 159         { STB0899_SFRUPM                , 0x68 },
 160         { STB0899_SFRUPL                , 0x40 },
 161         { STB0899_EQUAI1                , 0x02 },
 162         { STB0899_EQUAQ1                , 0xff },
 163         { STB0899_EQUAI2                , 0x04 },
 164         { STB0899_EQUAQ2                , 0x05 },
 165         { STB0899_EQUAI3                , 0x02 },
 166         { STB0899_EQUAQ3                , 0xfd },
 167         { STB0899_EQUAI4                , 0x03 },
 168         { STB0899_EQUAQ4                , 0x07 },
 169         { STB0899_EQUAI5                , 0x08 },
 170         { STB0899_EQUAQ5                , 0xf5 },
 171         { STB0899_DSTATUS2              , 0x00 },
 172         { STB0899_VSTATUS               , 0x00 },
 173         { STB0899_VERROR                , 0x86 },
 174         { STB0899_IQSWAP                , 0x2a },
 175         { STB0899_ECNT1M                , 0x00 },
 176         { STB0899_ECNT1L                , 0x00 },
 177         { STB0899_ECNT2M                , 0x00 },
 178         { STB0899_ECNT2L                , 0x00 },
 179         { STB0899_ECNT3M                , 0x0a },
 180         { STB0899_ECNT3L                , 0xad },
 181         { STB0899_FECAUTO1              , 0x06 },
 182         { STB0899_FECM                  , 0x01 },
 183         { STB0899_VTH12                 , 0xb0 },
 184         { STB0899_VTH23                 , 0x7a },
 185         { STB0899_VTH34                 , 0x58 },
 186         { STB0899_VTH56                 , 0x38 },
 187         { STB0899_VTH67                 , 0x34 },
 188         { STB0899_VTH78                 , 0x24 },
 189         { STB0899_PRVIT                 , 0xff },
 190         { STB0899_VITSYNC               , 0x19 },
 191         { STB0899_RSULC                 , 0xb1 }, /* DVB = 0xb1, DSS = 0xa1 */
 192         { STB0899_TSULC                 , 0x42 },
 193         { STB0899_RSLLC                 , 0x41 },
 194         { STB0899_TSLPL                 , 0x12 },
 195         { STB0899_TSCFGH                , 0x0c },
 196         { STB0899_TSCFGM                , 0x00 },
 197         { STB0899_TSCFGL                , 0x00 },
 198         { STB0899_TSOUT                 , 0x69 }, /* 0x0d for CAM */
 199         { STB0899_RSSYNCDEL             , 0x00 },
 200         { STB0899_TSINHDELH             , 0x02 },
 201         { STB0899_TSINHDELM             , 0x00 },
 202         { STB0899_TSINHDELL             , 0x00 },
 203         { STB0899_TSLLSTKM              , 0x1b },
 204         { STB0899_TSLLSTKL              , 0xb3 },
 205         { STB0899_TSULSTKM              , 0x00 },
 206         { STB0899_TSULSTKL              , 0x00 },
 207         { STB0899_PCKLENUL              , 0xbc },
 208         { STB0899_PCKLENLL              , 0xcc },
 209         { STB0899_RSPCKLEN              , 0xbd },
 210         { STB0899_TSSTATUS              , 0x90 },
 211         { STB0899_ERRCTRL1              , 0xb6 },
 212         { STB0899_ERRCTRL2              , 0x95 },
 213         { STB0899_ERRCTRL3              , 0x8d },
 214         { STB0899_DMONMSK1              , 0x27 },
 215         { STB0899_DMONMSK0              , 0x03 },
 216         { STB0899_DEMAPVIT              , 0x5c },
 217         { STB0899_PLPARM                , 0x19 },
 218         { STB0899_PDELCTRL              , 0x48 },
 219         { STB0899_PDELCTRL2             , 0x00 },
 220         { STB0899_BBHCTRL1              , 0x00 },
 221         { STB0899_BBHCTRL2              , 0x00 },
 222         { STB0899_HYSTTHRESH            , 0x77 },
 223         { STB0899_MATCSTM               , 0x00 },
 224         { STB0899_MATCSTL               , 0x00 },
 225         { STB0899_UPLCSTM               , 0x00 },
 226         { STB0899_UPLCSTL               , 0x00 },
 227         { STB0899_DFLCSTM               , 0x00 },
 228         { STB0899_DFLCSTL               , 0x00 },
 229         { STB0899_SYNCCST               , 0x00 },
 230         { STB0899_SYNCDCSTM             , 0x00 },
 231         { STB0899_SYNCDCSTL             , 0x00 },
 232         { STB0899_ISI_ENTRY             , 0x00 },
 233         { STB0899_ISI_BIT_EN            , 0x00 },
 234         { STB0899_MATSTRM               , 0xf0 },
 235         { STB0899_MATSTRL               , 0x02 },
 236         { STB0899_UPLSTRM               , 0x45 },
 237         { STB0899_UPLSTRL               , 0x60 },
 238         { STB0899_DFLSTRM               , 0xe3 },
 239         { STB0899_DFLSTRL               , 0x00 },
 240         { STB0899_SYNCSTR               , 0x47 },
 241         { STB0899_SYNCDSTRM             , 0x05 },
 242         { STB0899_SYNCDSTRL             , 0x18 },
 243         { STB0899_CFGPDELSTATUS1        , 0x19 },
 244         { STB0899_CFGPDELSTATUS2        , 0x2b },
 245         { STB0899_BBFERRORM             , 0x00 },
 246         { STB0899_BBFERRORL             , 0x01 },
 247         { STB0899_UPKTERRORM            , 0x00 },
 248         { STB0899_UPKTERRORL            , 0x00 },
 249         { 0xffff                        , 0xff },
 250 };
 251
 252
 253
 254 static struct stb0899_config az6027_stb0899_config = {
 255         .init_dev               = az6027_stb0899_s1_init_1,
 256         .init_s2_demod          = stb0899_s2_init_2,
 257         .init_s1_demod          = az6027_stb0899_s1_init_3,
 258         .init_s2_fec            = stb0899_s2_init_4,
 259         .init_tst               = stb0899_s1_init_5,
 260
 261         .demod_address          = 0xd0, /* 0x68, 0xd0 >> 1 */
 262
 263         .xtal_freq              = 27000000,
 264         .inversion              = IQ_SWAP_ON,
 265
 266         .lo_clk                 = 76500000,
 267         .hi_clk                 = 99000000,
 268
 269         .esno_ave               = STB0899_DVBS2_ESNO_AVE,
 270         .esno_quant             = STB0899_DVBS2_ESNO_QUANT,
 271         .avframes_coarse        = STB0899_DVBS2_AVFRAMES_COARSE,
 272         .avframes_fine          = STB0899_DVBS2_AVFRAMES_FINE,
 273         .miss_threshold         = STB0899_DVBS2_MISS_THRESHOLD,
 274         .uwp_threshold_acq      = STB0899_DVBS2_UWP_THRESHOLD_ACQ,
 275         .uwp_threshold_track    = STB0899_DVBS2_UWP_THRESHOLD_TRACK,
 276         .uwp_threshold_sof      = STB0899_DVBS2_UWP_THRESHOLD_SOF,
 277         .sof_search_timeout     = STB0899_DVBS2_SOF_SEARCH_TIMEOUT,
 278
 279         .btr_nco_bits           = STB0899_DVBS2_BTR_NCO_BITS,
 280         .btr_gain_shift_offset  = STB0899_DVBS2_BTR_GAIN_SHIFT_OFFSET,
 281         .crl_nco_bits           = STB0899_DVBS2_CRL_NCO_BITS,
 282         .ldpc_max_iter          = STB0899_DVBS2_LDPC_MAX_ITER,
 283
 284         .tuner_get_frequency    = stb6100_get_frequency,
 285         .tuner_set_frequency    = stb6100_set_frequency,
 286         .tuner_set_bandwidth    = stb6100_set_bandwidth,
 287         .tuner_get_bandwidth    = stb6100_get_bandwidth,
 288         .tuner_set_rfsiggain    = NULL,
 289 };
 290
 291 static struct stb6100_config az6027_stb6100_config = {
 292         .tuner_address  = 0xc0,
 293         .refclock       = 27000000,
 294 };
 295
 296
 297 /* check for mutex FIXME */
 298 static int az6027_usb_in_op(struct dvb_usb_device *d, u8 req,
 299                             u16 value, u16 index, u8 *b, int blen)
 300 {
 301         int ret = -1;
 302         if (mutex_lock_interruptible(&d->usb_mutex))
 303                 return -EAGAIN;
 304
 305         ret = usb_control_msg(d->udev,
 306                               usb_rcvctrlpipe(d->udev, 0),
 307                               req,
 308                               USB_TYPE_VENDOR | USB_DIR_IN,
 309                               value,
 310                               index,
 311                               b,
 312                               blen,
 313                               2000);
 314
 315         if (ret < 0) {
 316                 warn("usb in operation failed. (%d)", ret);
 317                 ret = -EIO;
 318         } else
 319                 ret = 0;
 320
 321         deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
 322         debug_dump(b, blen, deb_xfer);
 323
 324         mutex_unlock(&d->usb_mutex);
 325         return ret;
 326 }
 327
 328 static int az6027_usb_out_op(struct dvb_usb_device *d,
 329                              u8 req,
 330                              u16 value,
 331                              u16 index,
 332                              u8 *b,
 333                              int blen)
 334 {
 335         int ret;
 336
 337         deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
 338         debug_dump(b, blen, deb_xfer);
 339
 340         if (mutex_lock_interruptible(&d->usb_mutex))
 341                 return -EAGAIN;
 342
 343         ret = usb_control_msg(d->udev,
 344                               usb_sndctrlpipe(d->udev, 0),
 345                               req,
 346                               USB_TYPE_VENDOR | USB_DIR_OUT,
 347                               value,
 348                               index,
 349                               b,
 350                               blen,
 351                               2000);
 352
 353         if (ret != blen) {
 354                 warn("usb out operation failed. (%d)", ret);
 355                 mutex_unlock(&d->usb_mutex);
 356                 return -EIO;
 357         } else{
 358                 mutex_unlock(&d->usb_mutex);
 359                 return 0;
 360         }
 361 }
 362
 363 static int az6027_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
 364 {
 365         int ret;
 366         u8 req;
 367         u16 value;
 368         u16 index;
 369         int blen;
 370
 371         deb_info("%s %d", __func__, onoff);
 372
 373         req = 0xBC;
 374         value = onoff;
 375         index = 0;
 376         blen = 0;
 377
 378         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 379         if (ret != 0)
 380                 warn("usb out operation failed. (%d)", ret);
 381
 382         return ret;
 383 }
 384
 385 /* keys for the enclosed remote control */
 386 static struct rc_map_table rc_map_az6027_table[] = {
 387         { 0x01, KEY_1 },
 388         { 0x02, KEY_2 },
 389 };
 390
 391 /* remote control stuff (does not work with my box) */
 392 static int az6027_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
 393 {
 394         return 0;
 395 }
 396
 397 /*
 398 int az6027_power_ctrl(struct dvb_usb_device *d, int onoff)
 399 {
 400         u8 v = onoff;
 401         return az6027_usb_out_op(d,0xBC,v,3,NULL,1);
 402 }
 403 */
 404
 405 static int az6027_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
 406                                         int slot,
 407                                         int address)
 408 {
 409         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 410         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 411
 412         int ret;
 413         u8 req;
 414         u16 value;
 415         u16 index;
 416         int blen;
 417         u8 *b;
 418
 419         if (slot != 0)
 420                 return -EINVAL;
 421
 422         b = kmalloc(12, GFP_KERNEL);
 423         if (!b)
 424                 return -ENOMEM;
 425
 426         mutex_lock(&state->ca_mutex);
 427
 428         req = 0xC1;
 429         value = address;
 430         index = 0;
 431         blen = 1;
 432
 433         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 434         if (ret < 0) {
 435                 warn("usb in operation failed. (%d)", ret);
 436                 ret = -EINVAL;
 437         } else {
 438                 ret = b[0];
 439         }
 440
 441         mutex_unlock(&state->ca_mutex);
 442         kfree(b);
 443         return ret;
 444 }
 445
 446 static int az6027_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
 447                                          int slot,
 448                                          int address,
 449                                          u8 value)
 450 {
 451         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 452         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 453
 454         int ret;
 455         u8 req;
 456         u16 value1;
 457         u16 index;
 458         int blen;
 459
 460         deb_info("%s %d", __func__, slot);
 461         if (slot != 0)
 462                 return -EINVAL;
 463
 464         mutex_lock(&state->ca_mutex);
 465         req = 0xC2;
 466         value1 = address;
 467         index = value;
 468         blen = 0;
 469
 470         ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
 471         if (ret != 0)
 472                 warn("usb out operation failed. (%d)", ret);
 473
 474         mutex_unlock(&state->ca_mutex);
 475         return ret;
 476 }
 477
 478 static int az6027_ci_read_cam_control(struct dvb_ca_en50221 *ca,
 479                                       int slot,
 480                                       u8 address)
 481 {
 482         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 483         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 484
 485         int ret;
 486         u8 req;
 487         u16 value;
 488         u16 index;
 489         int blen;
 490         u8 *b;
 491
 492         if (slot != 0)
 493                 return -EINVAL;
 494
 495         b = kmalloc(12, GFP_KERNEL);
 496         if (!b)
 497                 return -ENOMEM;
 498
 499         mutex_lock(&state->ca_mutex);
 500
 501         req = 0xC3;
 502         value = address;
 503         index = 0;
 504         blen = 2;
 505
 506         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 507         if (ret < 0) {
 508                 warn("usb in operation failed. (%d)", ret);
 509                 ret = -EINVAL;
 510         } else {
 511                 if (b[0] == 0)
 512                         warn("Read CI IO error");
 513
 514                 ret = b[1];
 515                 deb_info("read cam data = %x from 0x%x", b[1], value);
 516         }
 517
 518         mutex_unlock(&state->ca_mutex);
 519         kfree(b);
 520         return ret;
 521 }
 522
 523 static int az6027_ci_write_cam_control(struct dvb_ca_en50221 *ca,
 524                                        int slot,
 525                                        u8 address,
 526                                        u8 value)
 527 {
 528         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 529         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 530
 531         int ret;
 532         u8 req;
 533         u16 value1;
 534         u16 index;
 535         int blen;
 536
 537         if (slot != 0)
 538                 return -EINVAL;
 539
 540         mutex_lock(&state->ca_mutex);
 541         req = 0xC4;
 542         value1 = address;
 543         index = value;
 544         blen = 0;
 545
 546         ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
 547         if (ret != 0) {
 548                 warn("usb out operation failed. (%d)", ret);
 549                 goto failed;
 550         }
 551
 552 failed:
 553         mutex_unlock(&state->ca_mutex);
 554         return ret;
 555 }
 556
 557 static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
 558 {
 559         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 560
 561         int ret;
 562         u8 req;
 563         u16 value;
 564         u16 index;
 565         int blen;
 566         u8 *b;
 567
 568         b = kmalloc(12, GFP_KERNEL);
 569         if (!b)
 570                 return -ENOMEM;
 571
 572         req = 0xC8;
 573         value = 0;
 574         index = 0;
 575         blen = 1;
 576
 577         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 578         if (ret < 0) {
 579                 warn("usb in operation failed. (%d)", ret);
 580                 ret = -EIO;
 581         } else{
 582                 ret = b[0];
 583         }
 584         kfree(b);
 585         return ret;
 586 }
 587
 588 static int az6027_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
 589 {
 590         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 591         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 592
 593         int ret, i;
 594         u8 req;
 595         u16 value;
 596         u16 index;
 597         int blen;
 598
 599         mutex_lock(&state->ca_mutex);
 600
 601         req = 0xC6;
 602         value = 1;
 603         index = 0;
 604         blen = 0;
 605
 606         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 607         if (ret != 0) {
 608                 warn("usb out operation failed. (%d)", ret);
 609                 goto failed;
 610         }
 611
 612         msleep(500);
 613         req = 0xC6;
 614         value = 0;
 615         index = 0;
 616         blen = 0;
 617
 618         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 619         if (ret != 0) {
 620                 warn("usb out operation failed. (%d)", ret);
 621                 goto failed;
 622         }
 623
 624         for (i = 0; i < 15; i++) {
 625                 msleep(100);
 626
 627                 if (CI_CamReady(ca, slot)) {
 628                         deb_info("CAM Ready");
 629                         break;
 630                 }
 631         }
 632         msleep(5000);
 633
 634 failed:
 635         mutex_unlock(&state->ca_mutex);
 636         return ret;
 637 }
 638
 639 static int az6027_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
 640 {
 641         return 0;
 642 }
 643
 644 static int az6027_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
 645 {
 646         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 647         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 648
 649         int ret;
 650         u8 req;
 651         u16 value;
 652         u16 index;
 653         int blen;
 654
 655         deb_info("%s", __func__);
 656         mutex_lock(&state->ca_mutex);
 657         req = 0xC7;
 658         value = 1;
 659         index = 0;
 660         blen = 0;
 661
 662         ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
 663         if (ret != 0) {
 664                 warn("usb out operation failed. (%d)", ret);
 665                 goto failed;
 666         }
 667
 668 failed:
 669         mutex_unlock(&state->ca_mutex);
 670         return ret;
 671 }
 672
 673 static int az6027_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
 674 {
 675         struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
 676         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 677         int ret;
 678         u8 req;
 679         u16 value;
 680         u16 index;
 681         int blen;
 682         u8 *b;
 683
 684         b = kmalloc(12, GFP_KERNEL);
 685         if (!b)
 686                 return -ENOMEM;
 687         mutex_lock(&state->ca_mutex);
 688
 689         req = 0xC5;
 690         value = 0;
 691         index = 0;
 692         blen = 1;
 693
 694         ret = az6027_usb_in_op(d, req, value, index, b, blen);
 695         if (ret < 0) {
 696                 warn("usb in operation failed. (%d)", ret);
 697                 ret = -EIO;
 698         } else
 699                 ret = 0;
 700
 701         if (!ret && b[0] == 1) {
 702                 ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
 703                       DVB_CA_EN50221_POLL_CAM_READY;
 704         }
 705
 706         mutex_unlock(&state->ca_mutex);
 707         kfree(b);
 708         return ret;
 709 }
 710
 711
 712 static void az6027_ci_uninit(struct dvb_usb_device *d)
 713 {
 714         struct az6027_device_state *state;
 715
 716         deb_info("%s", __func__);
 717
 718         if (NULL == d)
 719                 return;
 720
 721         state = (struct az6027_device_state *)d->priv;
 722         if (NULL == state)
 723                 return;
 724
 725         if (NULL == state->ca.data)
 726                 return;
 727
 728         dvb_ca_en50221_release(&state->ca);
 729
 730         memset(&state->ca, 0, sizeof(state->ca));
 731 }
 732
 733
 734 static int az6027_ci_init(struct dvb_usb_adapter *a)
 735 {
 736         struct dvb_usb_device *d = a->dev;
 737         struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
 738         int ret;
 739
 740         deb_info("%s", __func__);
 741
 742         mutex_init(&state->ca_mutex);
 743
 744         state->ca.owner                 = THIS_MODULE;
 745         state->ca.read_attribute_mem    = az6027_ci_read_attribute_mem;
 746         state->ca.write_attribute_mem   = az6027_ci_write_attribute_mem;
 747         state->ca.read_cam_control      = az6027_ci_read_cam_control;
 748         state->ca.write_cam_control     = az6027_ci_write_cam_control;
 749         state->ca.slot_reset            = az6027_ci_slot_reset;
 750         state->ca.slot_shutdown         = az6027_ci_slot_shutdown;
 751         state->ca.slot_ts_enable        = az6027_ci_slot_ts_enable;
 752         state->ca.poll_slot_status      = az6027_ci_poll_slot_status;
 753         state->ca.data                  = d;
 754
 755         ret = dvb_ca_en50221_init(&a->dvb_adap,
 756                                   &state->ca,
 757                                   0, /* flags */
 758                                   1);/* n_slots */
 759         if (ret != 0) {
 760                 err("Cannot initialize CI: Error %d.", ret);
 761                 memset(&state->ca, 0, sizeof(state->ca));
 762                 return ret;
 763         }
 764
 765         deb_info("CI initialized.");
 766
 767         return 0;
 768 }
 769
 770 /*
 771 static int az6027_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
 772 {
 773         az6027_usb_in_op(d, 0xb7, 6, 0, &mac[0], 6);
 774         return 0;
 775 }
 776 */
 777
 778 static int az6027_set_voltage(struct dvb_frontend *fe,
 779                               enum fe_sec_voltage voltage)
 780 {
 781
 782         u8 buf;
 783         struct dvb_usb_adapter *adap = fe->dvb->priv;
 784
 785         struct i2c_msg i2c_msg = {
 786                 .addr   = 0x99,
 787                 .flags  = 0,
 788                 .buf    = &buf,
 789                 .len    = 1
 790         };
 791
 792         /*
 793          * 2   --18v
 794          * 1   --13v
 795          * 0   --off
 796          */
 797         switch (voltage) {
 798         case SEC_VOLTAGE_13:
 799                 buf = 1;
 800                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 801                 break;
 802
 803         case SEC_VOLTAGE_18:
 804                 buf = 2;
 805                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 806                 break;
 807
 808         case SEC_VOLTAGE_OFF:
 809                 buf = 0;
 810                 i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
 811                 break;
 812
 813         default:
 814                 return -EINVAL;
 815         }
 816         return 0;
 817 }
 818
 819
 820 static int az6027_frontend_poweron(struct dvb_usb_adapter *adap)
 821 {
 822         int ret;
 823         u8 req;
 824         u16 value;
 825         u16 index;
 826         int blen;
 827
 828         req = 0xBC;
 829         value = 1; /* power on */
 830         index = 3;
 831         blen = 0;
 832
 833         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 834         if (ret != 0)
 835                 return -EIO;
 836
 837         return 0;
 838 }
 839 static int az6027_frontend_reset(struct dvb_usb_adapter *adap)
 840 {
 841         int ret;
 842         u8 req;
 843         u16 value;
 844         u16 index;
 845         int blen;
 846
 847         /* reset demodulator */
 848         req = 0xC0;
 849         value = 1; /* high */
 850         index = 3;
 851         blen = 0;
 852
 853         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 854         if (ret != 0)
 855                 return -EIO;
 856
 857         req = 0xC0;
 858         value = 0; /* low */
 859         index = 3;
 860         blen = 0;
 861         msleep_interruptible(200);
 862
 863         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 864         if (ret != 0)
 865                 return -EIO;
 866
 867         msleep_interruptible(200);
 868
 869         req = 0xC0;
 870         value = 1; /*high */
 871         index = 3;
 872         blen = 0;
 873
 874         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 875         if (ret != 0)
 876                 return -EIO;
 877
 878         msleep_interruptible(200);
 879         return 0;
 880 }
 881
 882 static int az6027_frontend_tsbypass(struct dvb_usb_adapter *adap, int onoff)
 883 {
 884         int ret;
 885         u8 req;
 886         u16 value;
 887         u16 index;
 888         int blen;
 889
 890         /* TS passthrough */
 891         req = 0xC7;
 892         value = onoff;
 893         index = 0;
 894         blen = 0;
 895
 896         ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
 897         if (ret != 0)
 898                 return -EIO;
 899
 900         return 0;
 901 }
 902
 903 static int az6027_frontend_attach(struct dvb_usb_adapter *adap)
 904 {
 905
 906         az6027_frontend_poweron(adap);
 907         az6027_frontend_reset(adap);
 908
 909         deb_info("adap = %p, dev = %p\n", adap, adap->dev);
 910         adap->fe_adap[0].fe = stb0899_attach(&az6027_stb0899_config, &adap->dev->i2c_adap);
 911
 912         if (adap->fe_adap[0].fe) {
 913                 deb_info("found STB0899 DVB-S/DVB-S2 frontend @0x%02x", az6027_stb0899_config.demod_address);
 914                 if (stb6100_attach(adap->fe_adap[0].fe, &az6027_stb6100_config, &adap->dev->i2c_adap)) {
 915                         deb_info("found STB6100 DVB-S/DVB-S2 frontend @0x%02x", az6027_stb6100_config.tuner_address);
 916                         adap->fe_adap[0].fe->ops.set_voltage = az6027_set_voltage;
 917                         az6027_ci_init(adap);
 918                 } else {
 919                         adap->fe_adap[0].fe = NULL;
 920                 }
 921         } else
 922                 warn("no front-end attached\n");
 923
 924         az6027_frontend_tsbypass(adap, 0);
 925
 926         return 0;
 927 }
 928
 929 static struct dvb_usb_device_properties az6027_properties;
 930
 931 static void az6027_usb_disconnect(struct usb_interface *intf)
 932 {
 933         struct dvb_usb_device *d = usb_get_intfdata(intf);
 934         az6027_ci_uninit(d);
 935         dvb_usb_device_exit(intf);
 936 }
 937
 938
 939 static int az6027_usb_probe(struct usb_interface *intf,
 940                             const struct usb_device_id *id)
 941 {
 942         return dvb_usb_device_init(intf,
 943                                    &az6027_properties,
 944                                    THIS_MODULE,
 945                                    NULL,
 946                                    adapter_nr);
 947 }
 948
 949 /* I2C */
 950 static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num)
 951 {
 952         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 953         int i = 0, j = 0, len = 0;
 954         u16 index;
 955         u16 value;
 956         int length;
 957         u8 req;
 958         u8 *data;
 959
 960         data = kmalloc(256, GFP_KERNEL);
 961         if (!data)
 962                 return -ENOMEM;
 963
 964         if (mutex_lock_interruptible(&d->i2c_mutex) < 0) {
 965                 kfree(data);
 966                 return -EAGAIN;
 967         }
 968
 969         if (num > 2)
 970                 warn("more than 2 i2c messages at a time is not handled yet. TODO.");
 971
 972         for (i = 0; i < num; i++) {
 973
 974                 if (msg[i].addr == 0x99) {
 975                         req = 0xBE;
 976                         index = 0;
 977                         value = msg[i].buf[0] & 0x00ff;
 978                         length = 1;
 979                         az6027_usb_out_op(d, req, value, index, data, length);
 980                 }
 981
 982                 if (msg[i].addr == 0xd0) {
 983                         /* write/read request */
 984                         if (i + 1 < num && (msg[i + 1].flags & I2C_M_RD)) {
 985                                 req = 0xB9;
 986                                 index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
 987                                 value = msg[i].addr + (msg[i].len << 8);
 988                                 length = msg[i + 1].len + 6;
 989                                 az6027_usb_in_op(d, req, value, index, data, length);
 990                                 len = msg[i + 1].len;
 991                                 for (j = 0; j < len; j++)
 992                                         msg[i + 1].buf[j] = data[j + 5];
 993
 994                                 i++;
 995                         } else {
 996
 997                                 /* demod 16bit addr */
 998                                 req = 0xBD;
 999                                 index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
1000                                 value = msg[i].addr + (2 << 8);
1001                                 length = msg[i].len - 2;
1002                                 len = msg[i].len - 2;
1003                                 for (j = 0; j < len; j++)
1004                                         data[j] = msg[i].buf[j + 2];
1005                                 az6027_usb_out_op(d, req, value, index, data, length);
1006                         }
1007                 }
1008
1009                 if (msg[i].addr == 0xc0) {
1010                         if (msg[i].flags & I2C_M_RD) {
1011
1012                                 req = 0xB9;
1013                                 index = 0x0;
1014                                 value = msg[i].addr;
1015                                 length = msg[i].len + 6;
1016                                 az6027_usb_in_op(d, req, value, index, data, length);
1017                                 len = msg[i].len;
1018                                 for (j = 0; j < len; j++)
1019                                         msg[i].buf[j] = data[j + 5];
1020
1021                         } else {
1022
1023                                 req = 0xBD;
1024                                 index = msg[i].buf[0] & 0x00FF;
1025                                 value = msg[i].addr + (1 << 8);
1026                                 length = msg[i].len - 1;
1027                                 len = msg[i].len - 1;
1028
1029                                 for (j = 0; j < len; j++)
1030                                         data[j] = msg[i].buf[j + 1];
1031
1032                                 az6027_usb_out_op(d, req, value, index, data, length);
1033                         }
1034                 }
1035         }
1036         mutex_unlock(&d->i2c_mutex);
1037         kfree(data);
1038
1039         return i;
1040 }
1041
1042
1043 static u32 az6027_i2c_func(struct i2c_adapter *adapter)
1044 {
1045         return I2C_FUNC_I2C;
1046 }
1047
1048 static struct i2c_algorithm az6027_i2c_algo = {
1049         .master_xfer   = az6027_i2c_xfer,
1050         .functionality = az6027_i2c_func,
1051 };
1052
1053 static int az6027_identify_state(struct usb_device *udev,
1054                                  struct dvb_usb_device_properties *props,
1055                                  struct dvb_usb_device_description **desc,
1056                                  int *cold)
1057 {
1058         u8 *b;
1059         s16 ret;
1060
1061         b = kmalloc(16, GFP_KERNEL);
1062         if (!b)
1063                 return -ENOMEM;
1064
1065         ret = usb_control_msg(udev,
1066                                   usb_rcvctrlpipe(udev, 0),
1067                                   0xb7,
1068                                   USB_TYPE_VENDOR | USB_DIR_IN,
1069                                   6,
1070                                   0,
1071                                   b,
1072                                   6,
1073                                   USB_CTRL_GET_TIMEOUT);
1074
1075         *cold = ret <= 0;
1076         kfree(b);
1077         deb_info("cold: %d\n", *cold);
1078         return 0;
1079 }
1080
1081
1082 static struct usb_device_id az6027_usb_table[] = {
1083         { USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_AZ6027) },
1084         { USB_DEVICE(USB_VID_TERRATEC,  USB_PID_TERRATEC_DVBS2CI_V1) },
1085         { USB_DEVICE(USB_VID_TERRATEC,  USB_PID_TERRATEC_DVBS2CI_V2) },
1086         { USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_HDCI_V1) },
1087         { USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_HDCI_V2) },
1088         { USB_DEVICE(USB_VID_ELGATO, USB_PID_ELGATO_EYETV_SAT) },
1089         { USB_DEVICE(USB_VID_ELGATO, USB_PID_ELGATO_EYETV_SAT_V2) },
1090         { USB_DEVICE(USB_VID_ELGATO, USB_PID_ELGATO_EYETV_SAT_V3) },
1091         { },
1092 };
1093
1094 MODULE_DEVICE_TABLE(usb, az6027_usb_table);
1095
1096 static struct dvb_usb_device_properties az6027_properties = {
1097         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
1098         .usb_ctrl = CYPRESS_FX2,
1099         .firmware            = "/*(DEBLOBBED)*/",
1100         .no_reconnect        = 1,
1101
1102         .size_of_priv     = sizeof(struct az6027_device_state),
1103         .identify_state         = az6027_identify_state,
1104         .num_adapters = 1,
1105         .adapter = {
1106                 {
1107                 .num_frontends = 1,
1108                 .fe = {{
1109                         .streaming_ctrl   = az6027_streaming_ctrl,
1110                         .frontend_attach  = az6027_frontend_attach,
1111
1112                         /* parameter for the MPEG2-data transfer */
1113                         .stream = {
1114                                 .type = USB_BULK,
1115                                 .count = 10,
1116                                 .endpoint = 0x02,
1117                                 .u = {
1118                                         .bulk = {
1119                                                 .buffersize = 4096,
1120                                         }
1121                                 }
1122                         },
1123                 }},
1124                 }
1125         },
1126 /*
1127         .power_ctrl       = az6027_power_ctrl,
1128         .read_mac_address = az6027_read_mac_addr,
1129  */
1130         .rc.legacy = {
1131                 .rc_map_table     = rc_map_az6027_table,
1132                 .rc_map_size      = ARRAY_SIZE(rc_map_az6027_table),
1133                 .rc_interval      = 400,
1134                 .rc_query         = az6027_rc_query,
1135         },
1136
1137         .i2c_algo         = &az6027_i2c_algo,
1138
1139         .num_device_descs = 8,
1140         .devices = {
1141                 {
1142                         .name = "AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)",
1143                         .cold_ids = { &az6027_usb_table[0], NULL },
1144                         .warm_ids = { NULL },
1145                 }, {
1146                         .name = "TERRATEC S7",
1147                         .cold_ids = { &az6027_usb_table[1], NULL },
1148                         .warm_ids = { NULL },
1149                 }, {
1150                         .name = "TERRATEC S7 MKII",
1151                         .cold_ids = { &az6027_usb_table[2], NULL },
1152                         .warm_ids = { NULL },
1153                 }, {
1154                         .name = "Technisat SkyStar USB 2 HD CI",
1155                         .cold_ids = { &az6027_usb_table[3], NULL },
1156                         .warm_ids = { NULL },
1157                 }, {
1158                         .name = "Technisat SkyStar USB 2 HD CI",
1159                         .cold_ids = { &az6027_usb_table[4], NULL },
1160                         .warm_ids = { NULL },
1161                 }, {
1162                         .name = "Elgato EyeTV Sat",
1163                         .cold_ids = { &az6027_usb_table[5], NULL },
1164                         .warm_ids = { NULL },
1165                 }, {
1166                         .name = "Elgato EyeTV Sat",
1167                         .cold_ids = { &az6027_usb_table[6], NULL },
1168                         .warm_ids = { NULL },
1169                 }, {
1170                         .name = "Elgato EyeTV Sat",
1171                         .cold_ids = { &az6027_usb_table[7], NULL },
1172                         .warm_ids = { NULL },
1173                 },
1174                 { NULL },
1175         }
1176 };
1177
1178 /* usb specific object needed to register this driver with the usb subsystem */
1179 static struct usb_driver az6027_usb_driver = {
1180         .name           = "dvb_usb_az6027",
1181         .probe          = az6027_usb_probe,
1182         .disconnect     = az6027_usb_disconnect,
1183         .id_table       = az6027_usb_table,
1184 };
1185
1186 module_usb_driver(az6027_usb_driver);
1187
1188 MODULE_AUTHOR("Adams Xu <Adams.xu@azwave.com.cn>");
1189 MODULE_DESCRIPTION("Driver for AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)");
1190 MODULE_VERSION("1.0");
1191 MODULE_LICENSE("GPL");