drivers/media/usb/dvb-usb-v2/rtl28xxu.c

   1 /*
   2  * Realtek RTL28xxU DVB USB driver
   3  *
   4  * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
   5  * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
   6  * Copyright (C) 2012 Thomas Mair <thomas.mair86@googlemail.com>
   7  *
   8  *    This program is free software; you can redistribute it and/or modify
   9  *    it under the terms of the GNU General Public License as published by
  10  *    the Free Software Foundation; either version 2 of the License, or
  11  *    (at your option) any later version.
  12  *
  13  *    This program is distributed in the hope that it will be useful,
  14  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *    GNU General Public License for more details.
  17  *
  18  *    You should have received a copy of the GNU General Public License along
  19  *    with this program; if not, write to the Free Software Foundation, Inc.,
  20  *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21  */
  22
  23 #include "rtl28xxu.h"
  24
  25 static int rtl28xxu_disable_rc;
  26 module_param_named(disable_rc, rtl28xxu_disable_rc, int, 0644);
  27 MODULE_PARM_DESC(disable_rc, "disable RTL2832U remote controller");
  28 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  29
  30 static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
  31 {
  32         struct rtl28xxu_dev *dev = d->priv;
  33         int ret;
  34         unsigned int pipe;
  35         u8 requesttype;
  36
  37         if (req->index & CMD_WR_FLAG) {
  38                 /* write */
  39                 memcpy(dev->buf, req->data, req->size);
  40                 requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
  41                 pipe = usb_sndctrlpipe(d->udev, 0);
  42         } else {
  43                 /* read */
  44                 requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
  45                 pipe = usb_rcvctrlpipe(d->udev, 0);
  46         }
  47
  48         ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value,
  49                         req->index, dev->buf, req->size, 1000);
  50         dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value,
  51                         req->index, dev->buf, req->size);
  52         if (ret < 0)
  53                 goto err;
  54
  55         /* read request, copy returned data to return buf */
  56         if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
  57                 memcpy(req->data, dev->buf, req->size);
  58
  59         return 0;
  60 err:
  61         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
  62         return ret;
  63 }
  64
  65 static int rtl28xx_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
  66 {
  67         struct rtl28xxu_req req;
  68
  69         if (reg < 0x3000)
  70                 req.index = CMD_USB_WR;
  71         else if (reg < 0x4000)
  72                 req.index = CMD_SYS_WR;
  73         else
  74                 req.index = CMD_IR_WR;
  75
  76         req.value = reg;
  77         req.size = len;
  78         req.data = val;
  79
  80         return rtl28xxu_ctrl_msg(d, &req);
  81 }
  82
  83 static int rtl2831_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
  84 {
  85         struct rtl28xxu_req req;
  86
  87         if (reg < 0x3000)
  88                 req.index = CMD_USB_RD;
  89         else if (reg < 0x4000)
  90                 req.index = CMD_SYS_RD;
  91         else
  92                 req.index = CMD_IR_RD;
  93
  94         req.value = reg;
  95         req.size = len;
  96         req.data = val;
  97
  98         return rtl28xxu_ctrl_msg(d, &req);
  99 }
 100
 101 static int rtl28xx_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val)
 102 {
 103         return rtl28xx_wr_regs(d, reg, &val, 1);
 104 }
 105
 106 static int rtl28xx_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val)
 107 {
 108         return rtl2831_rd_regs(d, reg, val, 1);
 109 }
 110
 111 static int rtl28xx_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val,
 112                 u8 mask)
 113 {
 114         int ret;
 115         u8 tmp;
 116
 117         /* no need for read if whole reg is written */
 118         if (mask != 0xff) {
 119                 ret = rtl28xx_rd_reg(d, reg, &tmp);
 120                 if (ret)
 121                         return ret;
 122
 123                 val &= mask;
 124                 tmp &= ~mask;
 125                 val |= tmp;
 126         }
 127
 128         return rtl28xx_wr_reg(d, reg, val);
 129 }
 130
 131 /* I2C */
 132 static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 133         int num)
 134 {
 135         int ret;
 136         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 137         struct rtl28xxu_dev *dev = d->priv;
 138         struct rtl28xxu_req req;
 139
 140         /*
 141          * It is not known which are real I2C bus xfer limits, but testing
 142          * with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes.
 143          * TODO: find out RTL2832U lens
 144          */
 145
 146         /*
 147          * I2C adapter logic looks rather complicated due to fact it handles
 148          * three different access methods. Those methods are;
 149          * 1) integrated demod access
 150          * 2) old I2C access
 151          * 3) new I2C access
 152          *
 153          * Used method is selected in order 1, 2, 3. Method 3 can handle all
 154          * requests but there is two reasons why not use it always;
 155          * 1) It is most expensive, usually two USB messages are needed
 156          * 2) At least RTL2831U does not support it
 157          *
 158          * Method 3 is needed in case of I2C write+read (typical register read)
 159          * where write is more than one byte.
 160          */
 161
 162         if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
 163                 return -EAGAIN;
 164
 165         if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
 166                 (msg[1].flags & I2C_M_RD)) {
 167                 if (msg[0].len > 24 || msg[1].len > 24) {
 168                         /* TODO: check msg[0].len max */
 169                         ret = -EOPNOTSUPP;
 170                         goto err_mutex_unlock;
 171                 } else if (msg[0].addr == 0x10) {
 172                         /* method 1 - integrated demod */
 173                         req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
 174                         req.index = CMD_DEMOD_RD | dev->page;
 175                         req.size = msg[1].len;
 176                         req.data = &msg[1].buf[0];
 177                         ret = rtl28xxu_ctrl_msg(d, &req);
 178                 } else if (msg[0].len < 2) {
 179                         /* method 2 - old I2C */
 180                         req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
 181                         req.index = CMD_I2C_RD;
 182                         req.size = msg[1].len;
 183                         req.data = &msg[1].buf[0];
 184                         ret = rtl28xxu_ctrl_msg(d, &req);
 185                 } else {
 186                         /* method 3 - new I2C */
 187                         req.value = (msg[0].addr << 1);
 188                         req.index = CMD_I2C_DA_WR;
 189                         req.size = msg[0].len;
 190                         req.data = msg[0].buf;
 191                         ret = rtl28xxu_ctrl_msg(d, &req);
 192                         if (ret)
 193                                 goto err_mutex_unlock;
 194
 195                         req.value = (msg[0].addr << 1);
 196                         req.index = CMD_I2C_DA_RD;
 197                         req.size = msg[1].len;
 198                         req.data = msg[1].buf;
 199                         ret = rtl28xxu_ctrl_msg(d, &req);
 200                 }
 201         } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
 202                 if (msg[0].len > 22) {
 203                         /* TODO: check msg[0].len max */
 204                         ret = -EOPNOTSUPP;
 205                         goto err_mutex_unlock;
 206                 } else if (msg[0].addr == 0x10) {
 207                         /* method 1 - integrated demod */
 208                         if (msg[0].buf[0] == 0x00) {
 209                                 /* save demod page for later demod access */
 210                                 dev->page = msg[0].buf[1];
 211                                 ret = 0;
 212                         } else {
 213                                 req.value = (msg[0].buf[0] << 8) |
 214                                         (msg[0].addr << 1);
 215                                 req.index = CMD_DEMOD_WR | dev->page;
 216                                 req.size = msg[0].len-1;
 217                                 req.data = &msg[0].buf[1];
 218                                 ret = rtl28xxu_ctrl_msg(d, &req);
 219                         }
 220                 } else if (msg[0].len < 23) {
 221                         /* method 2 - old I2C */
 222                         req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
 223                         req.index = CMD_I2C_WR;
 224                         req.size = msg[0].len-1;
 225                         req.data = &msg[0].buf[1];
 226                         ret = rtl28xxu_ctrl_msg(d, &req);
 227                 } else {
 228                         /* method 3 - new I2C */
 229                         req.value = (msg[0].addr << 1);
 230                         req.index = CMD_I2C_DA_WR;
 231                         req.size = msg[0].len;
 232                         req.data = msg[0].buf;
 233                         ret = rtl28xxu_ctrl_msg(d, &req);
 234                 }
 235         } else {
 236                 ret = -EINVAL;
 237         }
 238
 239 err_mutex_unlock:
 240         mutex_unlock(&d->i2c_mutex);
 241
 242         return ret ? ret : num;
 243 }
 244
 245 static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter)
 246 {
 247         return I2C_FUNC_I2C;
 248 }
 249
 250 static struct i2c_algorithm rtl28xxu_i2c_algo = {
 251         .master_xfer   = rtl28xxu_i2c_xfer,
 252         .functionality = rtl28xxu_i2c_func,
 253 };
 254
 255 static int rtl2831u_read_config(struct dvb_usb_device *d)
 256 {
 257         struct rtl28xxu_dev *dev = d_to_priv(d);
 258         int ret;
 259         u8 buf[1];
 260         /* open RTL2831U/RTL2830 I2C gate */
 261         struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"};
 262         /* tuner probes */
 263         struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf};
 264         struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf};
 265
 266         dev_dbg(&d->intf->dev, "\n");
 267
 268         /*
 269          * RTL2831U GPIOs
 270          * =========================================================
 271          * GPIO0 | tuner#0 | 0 off | 1 on  | MXL5005S (?)
 272          * GPIO2 | LED     | 0 off | 1 on  |
 273          * GPIO4 | tuner#1 | 0 on  | 1 off | MT2060
 274          */
 275
 276         /* GPIO direction */
 277         ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, 0x0a);
 278         if (ret)
 279                 goto err;
 280
 281         /* enable as output GPIO0, GPIO2, GPIO4 */
 282         ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
 283         if (ret)
 284                 goto err;
 285
 286         /*
 287          * Probe used tuner. We need to know used tuner before demod attach
 288          * since there is some demod params needed to set according to tuner.
 289          */
 290
 291         /* demod needs some time to wake up */
 292         msleep(20);
 293
 294         dev->tuner_name = "NONE";
 295
 296         /* open demod I2C gate */
 297         ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
 298         if (ret)
 299                 goto err;
 300
 301         /* check QT1010 ID(?) register; reg=0f val=2c */
 302         ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
 303         if (ret == 0 && buf[0] == 0x2c) {
 304                 dev->tuner = TUNER_RTL2830_QT1010;
 305                 dev->tuner_name = "QT1010";
 306                 goto found;
 307         }
 308
 309         /* open demod I2C gate */
 310         ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
 311         if (ret)
 312                 goto err;
 313
 314         /* check MT2060 ID register; reg=00 val=63 */
 315         ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
 316         if (ret == 0 && buf[0] == 0x63) {
 317                 dev->tuner = TUNER_RTL2830_MT2060;
 318                 dev->tuner_name = "MT2060";
 319                 goto found;
 320         }
 321
 322         /* assume MXL5005S */
 323         dev->tuner = TUNER_RTL2830_MXL5005S;
 324         dev->tuner_name = "MXL5005S";
 325         goto found;
 326
 327 found:
 328         dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
 329
 330         return 0;
 331 err:
 332         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
 333         return ret;
 334 }
 335
 336 static int rtl2832u_read_config(struct dvb_usb_device *d)
 337 {
 338         struct rtl28xxu_dev *dev = d_to_priv(d);
 339         int ret;
 340         u8 buf[2];
 341         /* open RTL2832U/RTL2832 I2C gate */
 342         struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
 343         /* close RTL2832U/RTL2832 I2C gate */
 344         struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
 345         /* tuner probes */
 346         struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
 347         struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
 348         struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
 349         struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
 350         struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
 351         struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
 352         struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
 353         struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
 354         struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
 355         struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
 356         struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf};
 357         struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf};
 358         struct rtl28xxu_req req_mn88472 = {0xff38, CMD_I2C_RD, 1, buf};
 359         struct rtl28xxu_req req_mn88473 = {0xff38, CMD_I2C_RD, 1, buf};
 360
 361         dev_dbg(&d->intf->dev, "\n");
 362
 363         /* enable GPIO3 and GPIO6 as output */
 364         ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40);
 365         if (ret)
 366                 goto err;
 367
 368         ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48);
 369         if (ret)
 370                 goto err;
 371
 372         /*
 373          * Probe used tuner. We need to know used tuner before demod attach
 374          * since there is some demod params needed to set according to tuner.
 375          */
 376
 377         /* open demod I2C gate */
 378         ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
 379         if (ret)
 380                 goto err;
 381
 382         dev->tuner_name = "NONE";
 383
 384         /* check FC0012 ID register; reg=00 val=a1 */
 385         ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
 386         if (ret == 0 && buf[0] == 0xa1) {
 387                 dev->tuner = TUNER_RTL2832_FC0012;
 388                 dev->tuner_name = "FC0012";
 389                 goto tuner_found;
 390         }
 391
 392         /* check FC0013 ID register; reg=00 val=a3 */
 393         ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
 394         if (ret == 0 && buf[0] == 0xa3) {
 395                 dev->tuner = TUNER_RTL2832_FC0013;
 396                 dev->tuner_name = "FC0013";
 397                 goto tuner_found;
 398         }
 399
 400         /* check MT2266 ID register; reg=00 val=85 */
 401         ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
 402         if (ret == 0 && buf[0] == 0x85) {
 403                 dev->tuner = TUNER_RTL2832_MT2266;
 404                 dev->tuner_name = "MT2266";
 405                 goto tuner_found;
 406         }
 407
 408         /* check FC2580 ID register; reg=01 val=56 */
 409         ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
 410         if (ret == 0 && buf[0] == 0x56) {
 411                 dev->tuner = TUNER_RTL2832_FC2580;
 412                 dev->tuner_name = "FC2580";
 413                 goto tuner_found;
 414         }
 415
 416         /* check MT2063 ID register; reg=00 val=9e || 9c */
 417         ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
 418         if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
 419                 dev->tuner = TUNER_RTL2832_MT2063;
 420                 dev->tuner_name = "MT2063";
 421                 goto tuner_found;
 422         }
 423
 424         /* check MAX3543 ID register; reg=00 val=38 */
 425         ret = rtl28xxu_ctrl_msg(d, &req_max3543);
 426         if (ret == 0 && buf[0] == 0x38) {
 427                 dev->tuner = TUNER_RTL2832_MAX3543;
 428                 dev->tuner_name = "MAX3543";
 429                 goto tuner_found;
 430         }
 431
 432         /* check TUA9001 ID register; reg=7e val=2328 */
 433         ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
 434         if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
 435                 dev->tuner = TUNER_RTL2832_TUA9001;
 436                 dev->tuner_name = "TUA9001";
 437                 goto tuner_found;
 438         }
 439
 440         /* check MXL5007R ID register; reg=d9 val=14 */
 441         ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
 442         if (ret == 0 && buf[0] == 0x14) {
 443                 dev->tuner = TUNER_RTL2832_MXL5007T;
 444                 dev->tuner_name = "MXL5007T";
 445                 goto tuner_found;
 446         }
 447
 448         /* check E4000 ID register; reg=02 val=40 */
 449         ret = rtl28xxu_ctrl_msg(d, &req_e4000);
 450         if (ret == 0 && buf[0] == 0x40) {
 451                 dev->tuner = TUNER_RTL2832_E4000;
 452                 dev->tuner_name = "E4000";
 453                 goto tuner_found;
 454         }
 455
 456         /* check TDA18272 ID register; reg=00 val=c760  */
 457         ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
 458         if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
 459                 dev->tuner = TUNER_RTL2832_TDA18272;
 460                 dev->tuner_name = "TDA18272";
 461                 goto tuner_found;
 462         }
 463
 464         /* check R820T ID register; reg=00 val=69 */
 465         ret = rtl28xxu_ctrl_msg(d, &req_r820t);
 466         if (ret == 0 && buf[0] == 0x69) {
 467                 dev->tuner = TUNER_RTL2832_R820T;
 468                 dev->tuner_name = "R820T";
 469                 goto tuner_found;
 470         }
 471
 472         /* check R828D ID register; reg=00 val=69 */
 473         ret = rtl28xxu_ctrl_msg(d, &req_r828d);
 474         if (ret == 0 && buf[0] == 0x69) {
 475                 dev->tuner = TUNER_RTL2832_R828D;
 476                 dev->tuner_name = "R828D";
 477                 goto tuner_found;
 478         }
 479
 480 tuner_found:
 481         dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
 482
 483         /* probe slave demod */
 484         if (dev->tuner == TUNER_RTL2832_R828D) {
 485                 /* power on MN88472 demod on GPIO0 */
 486                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x01, 0x01);
 487                 if (ret)
 488                         goto err;
 489
 490                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x01);
 491                 if (ret)
 492                         goto err;
 493
 494                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x01, 0x01);
 495                 if (ret)
 496                         goto err;
 497
 498                 /* check MN88472 answers */
 499                 ret = rtl28xxu_ctrl_msg(d, &req_mn88472);
 500                 if (ret == 0 && buf[0] == 0x02) {
 501                         dev_dbg(&d->intf->dev, "MN88472 found\n");
 502                         dev->slave_demod = SLAVE_DEMOD_MN88472;
 503                         goto demod_found;
 504                 }
 505
 506                 ret = rtl28xxu_ctrl_msg(d, &req_mn88473);
 507                 if (ret == 0 && buf[0] == 0x03) {
 508                         dev_dbg(&d->intf->dev, "MN88473 found\n");
 509                         dev->slave_demod = SLAVE_DEMOD_MN88473;
 510                         goto demod_found;
 511                 }
 512         }
 513
 514 demod_found:
 515         /* close demod I2C gate */
 516         ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
 517         if (ret < 0)
 518                 goto err;
 519
 520         return 0;
 521 err:
 522         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
 523         return ret;
 524 }
 525
 526 static int rtl28xxu_identify_state(struct dvb_usb_device *d, const char **name)
 527 {
 528         struct rtl28xxu_dev *dev = d_to_priv(d);
 529         int ret;
 530         struct rtl28xxu_req req_demod_i2c = {0x0020, CMD_I2C_DA_RD, 0, NULL};
 531
 532         dev_dbg(&d->intf->dev, "\n");
 533
 534         /*
 535          * Detect chip type using I2C command that is not supported
 536          * by old RTL2831U.
 537          */
 538         ret = rtl28xxu_ctrl_msg(d, &req_demod_i2c);
 539         if (ret == -EPIPE) {
 540                 dev->chip_id = CHIP_ID_RTL2831U;
 541         } else if (ret == 0) {
 542                 dev->chip_id = CHIP_ID_RTL2832U;
 543         } else {
 544                 dev_err(&d->intf->dev, "chip type detection failed %d\n", ret);
 545                 goto err;
 546         }
 547         dev_dbg(&d->intf->dev, "chip_id=%u\n", dev->chip_id);
 548
 549         return WARM;
 550 err:
 551         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
 552         return ret;
 553 }
 554
 555 static const struct rtl2830_platform_data rtl2830_mt2060_platform_data = {
 556         .clk = 28800000,
 557         .spec_inv = 1,
 558         .vtop = 0x20,
 559         .krf = 0x04,
 560         .agc_targ_val = 0x2d,
 561
 562 };
 563
 564 static const struct rtl2830_platform_data rtl2830_qt1010_platform_data = {
 565         .clk = 28800000,
 566         .spec_inv = 1,
 567         .vtop = 0x20,
 568         .krf = 0x04,
 569         .agc_targ_val = 0x2d,
 570 };
 571
 572 static const struct rtl2830_platform_data rtl2830_mxl5005s_platform_data = {
 573         .clk = 28800000,
 574         .spec_inv = 0,
 575         .vtop = 0x3f,
 576         .krf = 0x04,
 577         .agc_targ_val = 0x3e,
 578 };
 579
 580 static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
 581 {
 582         struct dvb_usb_device *d = adap_to_d(adap);
 583         struct rtl28xxu_dev *dev = d_to_priv(d);
 584         struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
 585         struct i2c_board_info board_info;
 586         struct i2c_client *client;
 587         int ret;
 588
 589         dev_dbg(&d->intf->dev, "\n");
 590
 591         switch (dev->tuner) {
 592         case TUNER_RTL2830_QT1010:
 593                 *pdata = rtl2830_qt1010_platform_data;
 594                 break;
 595         case TUNER_RTL2830_MT2060:
 596                 *pdata = rtl2830_mt2060_platform_data;
 597                 break;
 598         case TUNER_RTL2830_MXL5005S:
 599                 *pdata = rtl2830_mxl5005s_platform_data;
 600                 break;
 601         default:
 602                 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
 603                 ret = -ENODEV;
 604                 goto err;
 605         }
 606
 607         /* attach demodulator */
 608         memset(&board_info, 0, sizeof(board_info));
 609         strlcpy(board_info.type, "rtl2830", I2C_NAME_SIZE);
 610         board_info.addr = 0x10;
 611         board_info.platform_data = pdata;
 612         request_module("%s", board_info.type);
 613         client = i2c_new_device(&d->i2c_adap, &board_info);
 614         if (client == NULL || client->dev.driver == NULL) {
 615                 ret = -ENODEV;
 616                 goto err;
 617         }
 618
 619         if (!try_module_get(client->dev.driver->owner)) {
 620                 i2c_unregister_device(client);
 621                 ret = -ENODEV;
 622                 goto err;
 623         }
 624
 625         adap->fe[0] = pdata->get_dvb_frontend(client);
 626         dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
 627
 628         dev->i2c_client_demod = client;
 629
 630         return 0;
 631 err:
 632         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
 633         return ret;
 634 }
 635
 636 static const struct rtl2832_platform_data rtl2832_fc0012_platform_data = {
 637         .clk = 28800000,
 638         .tuner = TUNER_RTL2832_FC0012
 639 };
 640
 641 static const struct rtl2832_platform_data rtl2832_fc0013_platform_data = {
 642         .clk = 28800000,
 643         .tuner = TUNER_RTL2832_FC0013
 644 };
 645
 646 static const struct rtl2832_platform_data rtl2832_tua9001_platform_data = {
 647         .clk = 28800000,
 648         .tuner = TUNER_RTL2832_TUA9001,
 649 };
 650
 651 static const struct rtl2832_platform_data rtl2832_e4000_platform_data = {
 652         .clk = 28800000,
 653         .tuner = TUNER_RTL2832_E4000,
 654 };
 655
 656 static const struct rtl2832_platform_data rtl2832_r820t_platform_data = {
 657         .clk = 28800000,
 658         .tuner = TUNER_RTL2832_R820T,
 659 };
 660
 661 static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
 662                 int cmd, int arg)
 663 {
 664         int ret;
 665         u8 val;
 666
 667         dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
 668
 669         switch (cmd) {
 670         case FC_FE_CALLBACK_VHF_ENABLE:
 671                 /* set output values */
 672                 ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
 673                 if (ret)
 674                         goto err;
 675
 676                 if (arg)
 677                         val &= 0xbf; /* set GPIO6 low */
 678                 else
 679                         val |= 0x40; /* set GPIO6 high */
 680
 681
 682                 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
 683                 if (ret)
 684                         goto err;
 685                 break;
 686         default:
 687                 ret = -EINVAL;
 688                 goto err;
 689         }
 690         return 0;
 691 err:
 692         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
 693         return ret;
 694 }
 695
 696 static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d,
 697                 int cmd, int arg)
 698 {
 699         int ret;
 700         u8 val;
 701
 702         dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
 703
 704         /*
 705          * CEN     always enabled by hardware wiring
 706          * RESETN  GPIO4
 707          * RXEN    GPIO1
 708          */
 709
 710         switch (cmd) {
 711         case TUA9001_CMD_RESETN:
 712                 if (arg)
 713                         val = (1 << 4);
 714                 else
 715                         val = (0 << 4);
 716
 717                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10);
 718                 if (ret)
 719                         goto err;
 720                 break;
 721         case TUA9001_CMD_RXEN:
 722                 if (arg)
 723                         val = (1 << 1);
 724                 else
 725                         val = (0 << 1);
 726
 727                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02);
 728                 if (ret)
 729                         goto err;
 730                 break;
 731         }
 732
 733         return 0;
 734 err:
 735         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
 736         return ret;
 737 }
 738
 739 static int rtl2832u_frontend_callback(void *adapter_priv, int component,
 740                 int cmd, int arg)
 741 {
 742         struct i2c_adapter *adapter = adapter_priv;
 743         struct device *parent = adapter->dev.parent;
 744         struct i2c_adapter *parent_adapter;
 745         struct dvb_usb_device *d;
 746         struct rtl28xxu_dev *dev;
 747
 748         /*
 749          * All tuners are connected to demod muxed I2C adapter. We have to
 750          * resolve its parent adapter in order to get handle for this driver
 751          * private data. That is a bit hackish solution, GPIO or direct driver
 752          * callback would be better...
 753          */
 754         if (parent != NULL && parent->type == &i2c_adapter_type)
 755                 parent_adapter = to_i2c_adapter(parent);
 756         else
 757                 return -EINVAL;
 758
 759         d = i2c_get_adapdata(parent_adapter);
 760         dev = d->priv;
 761
 762         dev_dbg(&d->intf->dev, "component=%d cmd=%d arg=%d\n",
 763                 component, cmd, arg);
 764
 765         switch (component) {
 766         case DVB_FRONTEND_COMPONENT_TUNER:
 767                 switch (dev->tuner) {
 768                 case TUNER_RTL2832_FC0012:
 769                         return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
 770                 case TUNER_RTL2832_TUA9001:
 771                         return rtl2832u_tua9001_tuner_callback(d, cmd, arg);
 772                 }
 773         default:
 774                 return -EINVAL;
 775         }
 776
 777         return 0;
 778 }
 779
 780 static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
 781 {
 782         struct dvb_usb_device *d = adap_to_d(adap);
 783         struct rtl28xxu_dev *dev = d_to_priv(d);
 784         struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
 785         struct i2c_board_info board_info;
 786         struct i2c_client *client;
 787         int ret;
 788
 789         dev_dbg(&d->intf->dev, "\n");
 790
 791         switch (dev->tuner) {
 792         case TUNER_RTL2832_FC0012:
 793                 *pdata = rtl2832_fc0012_platform_data;
 794                 break;
 795         case TUNER_RTL2832_FC0013:
 796                 *pdata = rtl2832_fc0013_platform_data;
 797                 break;
 798         case TUNER_RTL2832_FC2580:
 799                 /* FIXME: do not abuse fc0012 settings */
 800                 *pdata = rtl2832_fc0012_platform_data;
 801                 break;
 802         case TUNER_RTL2832_TUA9001:
 803                 *pdata = rtl2832_tua9001_platform_data;
 804                 break;
 805         case TUNER_RTL2832_E4000:
 806                 *pdata = rtl2832_e4000_platform_data;
 807                 break;
 808         case TUNER_RTL2832_R820T:
 809         case TUNER_RTL2832_R828D:
 810                 *pdata = rtl2832_r820t_platform_data;
 811                 break;
 812         default:
 813                 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
 814                 ret = -ENODEV;
 815                 goto err;
 816         }
 817
 818         /* attach demodulator */
 819         memset(&board_info, 0, sizeof(board_info));
 820         strlcpy(board_info.type, "rtl2832", I2C_NAME_SIZE);
 821         board_info.addr = 0x10;
 822         board_info.platform_data = pdata;
 823         request_module("%s", board_info.type);
 824         client = i2c_new_device(&d->i2c_adap, &board_info);
 825         if (client == NULL || client->dev.driver == NULL) {
 826                 ret = -ENODEV;
 827                 goto err;
 828         }
 829
 830         if (!try_module_get(client->dev.driver->owner)) {
 831                 i2c_unregister_device(client);
 832                 ret = -ENODEV;
 833                 goto err;
 834         }
 835
 836         adap->fe[0] = pdata->get_dvb_frontend(client);
 837         dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
 838
 839         dev->i2c_client_demod = client;
 840
 841         /* set fe callback */
 842         adap->fe[0]->callback = rtl2832u_frontend_callback;
 843
 844         if (dev->slave_demod) {
 845                 struct i2c_board_info info = {};
 846
 847                 /*
 848                  * We continue on reduced mode, without DVB-T2/C, using master
 849                  * demod, when slave demod fails.
 850                  */
 851                 ret = 0;
 852
 853                 /* attach slave demodulator */
 854                 if (dev->slave_demod == SLAVE_DEMOD_MN88472) {
 855                         struct mn88472_config mn88472_config = {};
 856
 857                         mn88472_config.fe = &adap->fe[1];
 858                         mn88472_config.i2c_wr_max = 22,
 859                         strlcpy(info.type, "mn88472", I2C_NAME_SIZE);
 860                         mn88472_config.xtal = 20500000;
 861                         info.addr = 0x18;
 862                         info.platform_data = &mn88472_config;
 863                         request_module(info.type);
 864                         client = i2c_new_device(&d->i2c_adap, &info);
 865                         if (client == NULL || client->dev.driver == NULL) {
 866                                 dev->slave_demod = SLAVE_DEMOD_NONE;
 867                                 goto err_slave_demod_failed;
 868                         }
 869
 870                         if (!try_module_get(client->dev.driver->owner)) {
 871                                 i2c_unregister_device(client);
 872                                 dev->slave_demod = SLAVE_DEMOD_NONE;
 873                                 goto err_slave_demod_failed;
 874                         }
 875
 876                         dev->i2c_client_slave_demod = client;
 877                 } else {
 878                         struct mn88473_config mn88473_config = {};
 879
 880                         mn88473_config.fe = &adap->fe[1];
 881                         mn88473_config.i2c_wr_max = 22,
 882                         strlcpy(info.type, "mn88473", I2C_NAME_SIZE);
 883                         info.addr = 0x18;
 884                         info.platform_data = &mn88473_config;
 885                         request_module(info.type);
 886                         client = i2c_new_device(&d->i2c_adap, &info);
 887                         if (client == NULL || client->dev.driver == NULL) {
 888                                 dev->slave_demod = SLAVE_DEMOD_NONE;
 889                                 goto err_slave_demod_failed;
 890                         }
 891
 892                         if (!try_module_get(client->dev.driver->owner)) {
 893                                 i2c_unregister_device(client);
 894                                 dev->slave_demod = SLAVE_DEMOD_NONE;
 895                                 goto err_slave_demod_failed;
 896                         }
 897
 898                         dev->i2c_client_slave_demod = client;
 899                 }
 900         }
 901
 902         return 0;
 903 err_slave_demod_failed:
 904 err:
 905         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
 906         return ret;
 907 }
 908
 909 static int rtl2832u_frontend_detach(struct dvb_usb_adapter *adap)
 910 {
 911         struct dvb_usb_device *d = adap_to_d(adap);
 912         struct rtl28xxu_dev *dev = d_to_priv(d);
 913         struct i2c_client *client;
 914
 915         dev_dbg(&d->intf->dev, "\n");
 916
 917         /* remove I2C slave demod */
 918         client = dev->i2c_client_slave_demod;
 919         if (client) {
 920                 module_put(client->dev.driver->owner);
 921                 i2c_unregister_device(client);
 922         }
 923
 924         /* remove I2C demod */
 925         client = dev->i2c_client_demod;
 926         if (client) {
 927                 module_put(client->dev.driver->owner);
 928                 i2c_unregister_device(client);
 929         }
 930
 931         return 0;
 932 }
 933
 934 static struct qt1010_config rtl28xxu_qt1010_config = {
 935         .i2c_address = 0x62, /* 0xc4 */
 936 };
 937
 938 static struct mt2060_config rtl28xxu_mt2060_config = {
 939         .i2c_address = 0x60, /* 0xc0 */
 940         .clock_out = 0,
 941 };
 942
 943 static struct mxl5005s_config rtl28xxu_mxl5005s_config = {
 944         .i2c_address     = 0x63, /* 0xc6 */
 945         .if_freq         = IF_FREQ_4570000HZ,
 946         .xtal_freq       = CRYSTAL_FREQ_16000000HZ,
 947         .agc_mode        = MXL_SINGLE_AGC,
 948         .tracking_filter = MXL_TF_C_H,
 949         .rssi_enable     = MXL_RSSI_ENABLE,
 950         .cap_select      = MXL_CAP_SEL_ENABLE,
 951         .div_out         = MXL_DIV_OUT_4,
 952         .clock_out       = MXL_CLOCK_OUT_DISABLE,
 953         .output_load     = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
 954         .top             = MXL5005S_TOP_25P2,
 955         .mod_mode        = MXL_DIGITAL_MODE,
 956         .if_mode         = MXL_ZERO_IF,
 957         .AgcMasterByte   = 0x00,
 958 };
 959
 960 static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap)
 961 {
 962         int ret;
 963         struct dvb_usb_device *d = adap_to_d(adap);
 964         struct rtl28xxu_dev *dev = d_to_priv(d);
 965         struct dvb_frontend *fe;
 966
 967         dev_dbg(&d->intf->dev, "\n");
 968
 969         switch (dev->tuner) {
 970         case TUNER_RTL2830_QT1010:
 971                 fe = dvb_attach(qt1010_attach, adap->fe[0],
 972                                 dev->demod_i2c_adapter,
 973                                 &rtl28xxu_qt1010_config);
 974                 break;
 975         case TUNER_RTL2830_MT2060:
 976                 fe = dvb_attach(mt2060_attach, adap->fe[0],
 977                                 dev->demod_i2c_adapter,
 978                                 &rtl28xxu_mt2060_config, 1220);
 979                 break;
 980         case TUNER_RTL2830_MXL5005S:
 981                 fe = dvb_attach(mxl5005s_attach, adap->fe[0],
 982                                 dev->demod_i2c_adapter,
 983                                 &rtl28xxu_mxl5005s_config);
 984                 break;
 985         default:
 986                 fe = NULL;
 987                 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
 988         }
 989
 990         if (fe == NULL) {
 991                 ret = -ENODEV;
 992                 goto err;
 993         }
 994
 995         return 0;
 996 err:
 997         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
 998         return ret;
 999 }
1000
1001 static const struct fc2580_config rtl2832u_fc2580_config = {
1002         .i2c_addr = 0x56,
1003         .clock = 16384000,
1004 };
1005
1006 static struct tua9001_config rtl2832u_tua9001_config = {
1007         .i2c_addr = 0x60,
1008 };
1009
1010 static const struct fc0012_config rtl2832u_fc0012_config = {
1011         .i2c_address = 0x63, /* 0xc6 >> 1 */
1012         .xtal_freq = FC_XTAL_28_8_MHZ,
1013 };
1014
1015 static const struct r820t_config rtl2832u_r820t_config = {
1016         .i2c_addr = 0x1a,
1017         .xtal = 28800000,
1018         .max_i2c_msg_len = 2,
1019         .rafael_chip = CHIP_R820T,
1020 };
1021
1022 static const struct r820t_config rtl2832u_r828d_config = {
1023         .i2c_addr = 0x3a,
1024         .xtal = 16000000,
1025         .max_i2c_msg_len = 2,
1026         .rafael_chip = CHIP_R828D,
1027 };
1028
1029 static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
1030 {
1031         int ret;
1032         struct dvb_usb_device *d = adap_to_d(adap);
1033         struct rtl28xxu_dev *dev = d_to_priv(d);
1034         struct dvb_frontend *fe = NULL;
1035         struct i2c_board_info info;
1036         struct i2c_client *client;
1037         struct v4l2_subdev *subdev = NULL;
1038
1039         dev_dbg(&d->intf->dev, "\n");
1040
1041         memset(&info, 0, sizeof(struct i2c_board_info));
1042
1043         switch (dev->tuner) {
1044         case TUNER_RTL2832_FC0012:
1045                 fe = dvb_attach(fc0012_attach, adap->fe[0],
1046                         dev->demod_i2c_adapter, &rtl2832u_fc0012_config);
1047
1048                 /* since fc0012 includs reading the signal strength delegate
1049                  * that to the tuner driver */
1050                 adap->fe[0]->ops.read_signal_strength =
1051                                 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1052                 break;
1053         case TUNER_RTL2832_FC0013:
1054                 fe = dvb_attach(fc0013_attach, adap->fe[0],
1055                         dev->demod_i2c_adapter, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
1056
1057                 /* fc0013 also supports signal strength reading */
1058                 adap->fe[0]->ops.read_signal_strength =
1059                                 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1060                 break;
1061         case TUNER_RTL2832_E4000: {
1062                         struct e4000_config e4000_config = {
1063                                 .fe = adap->fe[0],
1064                                 .clock = 28800000,
1065                         };
1066
1067                         strlcpy(info.type, "e4000", I2C_NAME_SIZE);
1068                         info.addr = 0x64;
1069                         info.platform_data = &e4000_config;
1070
1071                         request_module(info.type);
1072                         client = i2c_new_device(dev->demod_i2c_adapter, &info);
1073                         if (client == NULL || client->dev.driver == NULL)
1074                                 break;
1075
1076                         if (!try_module_get(client->dev.driver->owner)) {
1077                                 i2c_unregister_device(client);
1078                                 break;
1079                         }
1080
1081                         dev->i2c_client_tuner = client;
1082                         subdev = i2c_get_clientdata(client);
1083                 }
1084                 break;
1085         case TUNER_RTL2832_FC2580:
1086                 fe = dvb_attach(fc2580_attach, adap->fe[0],
1087                                 dev->demod_i2c_adapter,
1088                                 &rtl2832u_fc2580_config);
1089                 break;
1090         case TUNER_RTL2832_TUA9001:
1091                 /* enable GPIO1 and GPIO4 as output */
1092                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12);
1093                 if (ret)
1094                         goto err;
1095
1096                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12);
1097                 if (ret)
1098                         goto err;
1099
1100                 fe = dvb_attach(tua9001_attach, adap->fe[0],
1101                                 dev->demod_i2c_adapter,
1102                                 &rtl2832u_tua9001_config);
1103                 break;
1104         case TUNER_RTL2832_R820T:
1105                 fe = dvb_attach(r820t_attach, adap->fe[0],
1106                                 dev->demod_i2c_adapter,
1107                                 &rtl2832u_r820t_config);
1108
1109                 /* Use tuner to get the signal strength */
1110                 adap->fe[0]->ops.read_signal_strength =
1111                                 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1112                 break;
1113         case TUNER_RTL2832_R828D:
1114                 fe = dvb_attach(r820t_attach, adap->fe[0],
1115                                 dev->demod_i2c_adapter,
1116                                 &rtl2832u_r828d_config);
1117                 adap->fe[0]->ops.read_signal_strength =
1118                                 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1119
1120                 if (adap->fe[1]) {
1121                         fe = dvb_attach(r820t_attach, adap->fe[1],
1122                                         dev->demod_i2c_adapter,
1123                                         &rtl2832u_r828d_config);
1124                         adap->fe[1]->ops.read_signal_strength =
1125                                         adap->fe[1]->ops.tuner_ops.get_rf_strength;
1126                 }
1127                 break;
1128         default:
1129                 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1130         }
1131         if (fe == NULL && dev->i2c_client_tuner == NULL) {
1132                 ret = -ENODEV;
1133                 goto err;
1134         }
1135
1136         /* register SDR */
1137         switch (dev->tuner) {
1138                 struct platform_device *pdev;
1139                 struct rtl2832_sdr_platform_data pdata = {};
1140
1141         case TUNER_RTL2832_FC0012:
1142         case TUNER_RTL2832_FC0013:
1143         case TUNER_RTL2832_E4000:
1144         case TUNER_RTL2832_R820T:
1145         case TUNER_RTL2832_R828D:
1146                 pdata.clk = dev->rtl2832_platform_data.clk;
1147                 pdata.tuner = dev->tuner;
1148                 pdata.i2c_client = dev->i2c_client_demod;
1149                 pdata.bulk_read = dev->rtl2832_platform_data.bulk_read;
1150                 pdata.bulk_write = dev->rtl2832_platform_data.bulk_write;
1151                 pdata.update_bits = dev->rtl2832_platform_data.update_bits;
1152                 pdata.dvb_frontend = adap->fe[0];
1153                 pdata.dvb_usb_device = d;
1154                 pdata.v4l2_subdev = subdev;
1155
1156                 request_module("%s", "rtl2832_sdr");
1157                 pdev = platform_device_register_data(&d->intf->dev,
1158                                                      "rtl2832_sdr",
1159                                                      PLATFORM_DEVID_AUTO,
1160                                                      &pdata, sizeof(pdata));
1161                 if (pdev == NULL || pdev->dev.driver == NULL)
1162                         break;
1163                 dev->platform_device_sdr = pdev;
1164                 break;
1165         default:
1166                 dev_dbg(&d->intf->dev, "no SDR for tuner=%d\n", dev->tuner);
1167         }
1168
1169         return 0;
1170 err:
1171         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1172         return ret;
1173 }
1174
1175 static int rtl2832u_tuner_detach(struct dvb_usb_adapter *adap)
1176 {
1177         struct dvb_usb_device *d = adap_to_d(adap);
1178         struct rtl28xxu_dev *dev = d_to_priv(d);
1179         struct i2c_client *client;
1180         struct platform_device *pdev;
1181
1182         dev_dbg(&d->intf->dev, "\n");
1183
1184         /* remove platform SDR */
1185         pdev = dev->platform_device_sdr;
1186         if (pdev)
1187                 platform_device_unregister(pdev);
1188
1189         /* remove I2C tuner */
1190         client = dev->i2c_client_tuner;
1191         if (client) {
1192                 module_put(client->dev.driver->owner);
1193                 i2c_unregister_device(client);
1194         }
1195
1196         return 0;
1197 }
1198
1199 static int rtl28xxu_init(struct dvb_usb_device *d)
1200 {
1201         int ret;
1202         u8 val;
1203
1204         dev_dbg(&d->intf->dev, "\n");
1205
1206         /* init USB endpoints */
1207         ret = rtl28xx_rd_reg(d, USB_SYSCTL_0, &val);
1208         if (ret)
1209                 goto err;
1210
1211         /* enable DMA and Full Packet Mode*/
1212         val |= 0x09;
1213         ret = rtl28xx_wr_reg(d, USB_SYSCTL_0, val);
1214         if (ret)
1215                 goto err;
1216
1217         /* set EPA maximum packet size to 0x0200 */
1218         ret = rtl28xx_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
1219         if (ret)
1220                 goto err;
1221
1222         /* change EPA FIFO length */
1223         ret = rtl28xx_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
1224         if (ret)
1225                 goto err;
1226
1227         return ret;
1228 err:
1229         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1230         return ret;
1231 }
1232
1233 static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
1234 {
1235         int ret;
1236         u8 gpio, sys0, epa_ctl[2];
1237
1238         dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1239
1240         /* demod adc */
1241         ret = rtl28xx_rd_reg(d, SYS_SYS0, &sys0);
1242         if (ret)
1243                 goto err;
1244
1245         /* tuner power, read GPIOs */
1246         ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
1247         if (ret)
1248                 goto err;
1249
1250         dev_dbg(&d->intf->dev, "RD SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1251
1252         if (onoff) {
1253                 gpio |= 0x01; /* GPIO0 = 1 */
1254                 gpio &= (~0x10); /* GPIO4 = 0 */
1255                 gpio |= 0x04; /* GPIO2 = 1, LED on */
1256                 sys0 = sys0 & 0x0f;
1257                 sys0 |= 0xe0;
1258                 epa_ctl[0] = 0x00; /* clear stall */
1259                 epa_ctl[1] = 0x00; /* clear reset */
1260         } else {
1261                 gpio &= (~0x01); /* GPIO0 = 0 */
1262                 gpio |= 0x10; /* GPIO4 = 1 */
1263                 gpio &= (~0x04); /* GPIO2 = 1, LED off */
1264                 sys0 = sys0 & (~0xc0);
1265                 epa_ctl[0] = 0x10; /* set stall */
1266                 epa_ctl[1] = 0x02; /* set reset */
1267         }
1268
1269         dev_dbg(&d->intf->dev, "WR SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1270
1271         /* demod adc */
1272         ret = rtl28xx_wr_reg(d, SYS_SYS0, sys0);
1273         if (ret)
1274                 goto err;
1275
1276         /* tuner power, write GPIOs */
1277         ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
1278         if (ret)
1279                 goto err;
1280
1281         /* streaming EP: stall & reset */
1282         ret = rtl28xx_wr_regs(d, USB_EPA_CTL, epa_ctl, 2);
1283         if (ret)
1284                 goto err;
1285
1286         if (onoff)
1287                 usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1288
1289         return ret;
1290 err:
1291         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1292         return ret;
1293 }
1294
1295 static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
1296 {
1297         int ret;
1298
1299         dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1300
1301         if (onoff) {
1302                 /* GPIO3=1, GPIO4=0 */
1303                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18);
1304                 if (ret)
1305                         goto err;
1306
1307                 /* suspend? */
1308                 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10);
1309                 if (ret)
1310                         goto err;
1311
1312                 /* enable PLL */
1313                 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80);
1314                 if (ret)
1315                         goto err;
1316
1317                 /* disable reset */
1318                 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20);
1319                 if (ret)
1320                         goto err;
1321
1322                 /* streaming EP: clear stall & reset */
1323                 ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2);
1324                 if (ret)
1325                         goto err;
1326
1327                 ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1328                 if (ret)
1329                         goto err;
1330         } else {
1331                 /* GPIO4=1 */
1332                 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10);
1333                 if (ret)
1334                         goto err;
1335
1336                 /* disable PLL */
1337                 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80);
1338                 if (ret)
1339                         goto err;
1340
1341                 /* streaming EP: set stall & reset */
1342                 ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2);
1343                 if (ret)
1344                         goto err;
1345         }
1346
1347         return ret;
1348 err:
1349         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1350         return ret;
1351 }
1352
1353 static int rtl2832u_frontend_ctrl(struct dvb_frontend *fe, int onoff)
1354 {
1355         struct dvb_usb_device *d = fe_to_d(fe);
1356         struct rtl28xxu_dev *dev = fe_to_priv(fe);
1357         struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1358         int ret;
1359         u8 val;
1360
1361         dev_dbg(&d->intf->dev, "fe=%d onoff=%d\n", fe->id, onoff);
1362
1363         /* control internal demod ADC */
1364         if (fe->id == 0 && onoff)
1365                 val = 0x48; /* enable ADC */
1366         else
1367                 val = 0x00; /* disable ADC */
1368
1369         ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, val, 0x48);
1370         if (ret)
1371                 goto err;
1372
1373         /* bypass slave demod TS through master demod */
1374         if (fe->id == 1 && onoff) {
1375                 ret = pdata->enable_slave_ts(dev->i2c_client_demod);
1376                 if (ret)
1377                         goto err;
1378         }
1379
1380         return 0;
1381 err:
1382         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1383         return ret;
1384 }
1385
1386 #if IS_ENABLED(CONFIG_RC_CORE)
1387 static int rtl2831u_rc_query(struct dvb_usb_device *d)
1388 {
1389         int ret, i;
1390         struct rtl28xxu_dev *dev = d->priv;
1391         u8 buf[5];
1392         u32 rc_code;
1393         struct rtl28xxu_reg_val rc_nec_tab[] = {
1394                 { 0x3033, 0x80 },
1395                 { 0x3020, 0x43 },
1396                 { 0x3021, 0x16 },
1397                 { 0x3022, 0x16 },
1398                 { 0x3023, 0x5a },
1399                 { 0x3024, 0x2d },
1400                 { 0x3025, 0x16 },
1401                 { 0x3026, 0x01 },
1402                 { 0x3028, 0xb0 },
1403                 { 0x3029, 0x04 },
1404                 { 0x302c, 0x88 },
1405                 { 0x302e, 0x13 },
1406                 { 0x3030, 0xdf },
1407                 { 0x3031, 0x05 },
1408         };
1409
1410         /* init remote controller */
1411         if (!dev->rc_active) {
1412                 for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
1413                         ret = rtl28xx_wr_reg(d, rc_nec_tab[i].reg,
1414                                         rc_nec_tab[i].val);
1415                         if (ret)
1416                                 goto err;
1417                 }
1418                 dev->rc_active = true;
1419         }
1420
1421         ret = rtl2831_rd_regs(d, SYS_IRRC_RP, buf, 5);
1422         if (ret)
1423                 goto err;
1424
1425         if (buf[4] & 0x01) {
1426                 if (buf[2] == (u8) ~buf[3]) {
1427                         if (buf[0] == (u8) ~buf[1]) {
1428                                 /* NEC standard (16 bit) */
1429                                 rc_code = RC_SCANCODE_NEC(buf[0], buf[2]);
1430                         } else {
1431                                 /* NEC extended (24 bit) */
1432                                 rc_code = RC_SCANCODE_NECX(buf[0] << 8 | buf[1],
1433                                                            buf[2]);
1434                         }
1435                 } else {
1436                         /* NEC full (32 bit) */
1437                         rc_code = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |
1438                                                     buf[2] << 8  | buf[3]);
1439                 }
1440
1441                 rc_keydown(d->rc_dev, RC_TYPE_NEC, rc_code, 0);
1442
1443                 ret = rtl28xx_wr_reg(d, SYS_IRRC_SR, 1);
1444                 if (ret)
1445                         goto err;
1446
1447                 /* repeated intentionally to avoid extra keypress */
1448                 ret = rtl28xx_wr_reg(d, SYS_IRRC_SR, 1);
1449                 if (ret)
1450                         goto err;
1451         }
1452
1453         return ret;
1454 err:
1455         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1456         return ret;
1457 }
1458
1459 static int rtl2831u_get_rc_config(struct dvb_usb_device *d,
1460                 struct dvb_usb_rc *rc)
1461 {
1462         rc->map_name = RC_MAP_EMPTY;
1463         rc->allowed_protos = RC_BIT_NEC;
1464         rc->query = rtl2831u_rc_query;
1465         rc->interval = 400;
1466
1467         return 0;
1468 }
1469
1470 static int rtl2832u_rc_query(struct dvb_usb_device *d)
1471 {
1472         int ret, i, len;
1473         struct rtl28xxu_dev *dev = d->priv;
1474         struct ir_raw_event ev;
1475         u8 buf[128];
1476         static const struct rtl28xxu_reg_val_mask refresh_tab[] = {
1477                 {IR_RX_IF,               0x03, 0xff},
1478                 {IR_RX_BUF_CTRL,         0x80, 0xff},
1479                 {IR_RX_CTRL,             0x80, 0xff},
1480         };
1481
1482         /* init remote controller */
1483         if (!dev->rc_active) {
1484                 static const struct rtl28xxu_reg_val_mask init_tab[] = {
1485                         {SYS_DEMOD_CTL1,         0x00, 0x04},
1486                         {SYS_DEMOD_CTL1,         0x00, 0x08},
1487                         {USB_CTRL,               0x20, 0x20},
1488                         {SYS_GPIO_DIR,           0x00, 0x08},
1489                         {SYS_GPIO_OUT_EN,        0x08, 0x08},
1490                         {SYS_GPIO_OUT_VAL,       0x08, 0x08},
1491                         {IR_MAX_DURATION0,       0xd0, 0xff},
1492                         {IR_MAX_DURATION1,       0x07, 0xff},
1493                         {IR_IDLE_LEN0,           0xc0, 0xff},
1494                         {IR_IDLE_LEN1,           0x00, 0xff},
1495                         {IR_GLITCH_LEN,          0x03, 0xff},
1496                         {IR_RX_CLK,              0x09, 0xff},
1497                         {IR_RX_CFG,              0x1c, 0xff},
1498                         {IR_MAX_H_TOL_LEN,       0x1e, 0xff},
1499                         {IR_MAX_L_TOL_LEN,       0x1e, 0xff},
1500                         {IR_RX_CTRL,             0x80, 0xff},
1501                 };
1502
1503                 for (i = 0; i < ARRAY_SIZE(init_tab); i++) {
1504                         ret = rtl28xx_wr_reg_mask(d, init_tab[i].reg,
1505                                         init_tab[i].val, init_tab[i].mask);
1506                         if (ret)
1507                                 goto err;
1508                 }
1509
1510                 dev->rc_active = true;
1511         }
1512
1513         ret = rtl28xx_rd_reg(d, IR_RX_IF, &buf[0]);
1514         if (ret)
1515                 goto err;
1516
1517         if (buf[0] != 0x83)
1518                 goto exit;
1519
1520         ret = rtl28xx_rd_reg(d, IR_RX_BC, &buf[0]);
1521         if (ret)
1522                 goto err;
1523
1524         len = buf[0];
1525
1526         /* read raw code from hw */
1527         ret = rtl2831_rd_regs(d, IR_RX_BUF, buf, len);
1528         if (ret)
1529                 goto err;
1530
1531         /* let hw receive new code */
1532         for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) {
1533                 ret = rtl28xx_wr_reg_mask(d, refresh_tab[i].reg,
1534                                 refresh_tab[i].val, refresh_tab[i].mask);
1535                 if (ret)
1536                         goto err;
1537         }
1538
1539         /* pass data to Kernel IR decoder */
1540         init_ir_raw_event(&ev);
1541
1542         for (i = 0; i < len; i++) {
1543                 ev.pulse = buf[i] >> 7;
1544                 ev.duration = 50800 * (buf[i] & 0x7f);
1545                 ir_raw_event_store_with_filter(d->rc_dev, &ev);
1546         }
1547
1548         /* 'flush' ir_raw_event_store_with_filter() */
1549         ir_raw_event_set_idle(d->rc_dev, true);
1550         ir_raw_event_handle(d->rc_dev);
1551 exit:
1552         return ret;
1553 err:
1554         dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1555         return ret;
1556 }
1557
1558 static int rtl2832u_get_rc_config(struct dvb_usb_device *d,
1559                 struct dvb_usb_rc *rc)
1560 {
1561         /* disable IR interrupts in order to avoid SDR sample loss */
1562         if (rtl28xxu_disable_rc)
1563                 return rtl28xx_wr_reg(d, IR_RX_IE, 0x00);
1564
1565         /* load empty to enable rc */
1566         if (!rc->map_name)
1567                 rc->map_name = RC_MAP_EMPTY;
1568         rc->allowed_protos = RC_BIT_ALL;
1569         rc->driver_type = RC_DRIVER_IR_RAW;
1570         rc->query = rtl2832u_rc_query;
1571         rc->interval = 400;
1572
1573         return 0;
1574 }
1575 #else
1576 #define rtl2831u_get_rc_config NULL
1577 #define rtl2832u_get_rc_config NULL
1578 #endif
1579
1580 static int rtl2831u_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1581 {
1582         struct dvb_usb_device *d = adap_to_d(adap);
1583         struct rtl28xxu_dev *dev = d_to_priv(d);
1584         struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1585
1586         return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1587 }
1588
1589 static int rtl2832u_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1590 {
1591         struct dvb_usb_device *d = adap_to_d(adap);
1592         struct rtl28xxu_dev *dev = d_to_priv(d);
1593         struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1594
1595         return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1596 }
1597
1598 static int rtl2831u_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, int onoff)
1599 {
1600         struct dvb_usb_device *d = adap_to_d(adap);
1601         struct rtl28xxu_dev *dev = d_to_priv(d);
1602         struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1603
1604         return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1605 }
1606
1607 static int rtl2832u_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, int onoff)
1608 {
1609         struct dvb_usb_device *d = adap_to_d(adap);
1610         struct rtl28xxu_dev *dev = d_to_priv(d);
1611         struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1612
1613         return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1614 }
1615
1616 static const struct dvb_usb_device_properties rtl2831u_props = {
1617         .driver_name = KBUILD_MODNAME,
1618         .owner = THIS_MODULE,
1619         .adapter_nr = adapter_nr,
1620         .size_of_priv = sizeof(struct rtl28xxu_dev),
1621
1622         .identify_state = rtl28xxu_identify_state,
1623         .power_ctrl = rtl2831u_power_ctrl,
1624         .i2c_algo = &rtl28xxu_i2c_algo,
1625         .read_config = rtl2831u_read_config,
1626         .frontend_attach = rtl2831u_frontend_attach,
1627         .frontend_detach = rtl2832u_frontend_detach,
1628         .tuner_attach = rtl2831u_tuner_attach,
1629         .init = rtl28xxu_init,
1630         .get_rc_config = rtl2831u_get_rc_config,
1631
1632         .num_adapters = 1,
1633         .adapter = {
1634                 {
1635                         .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1636                                 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1637
1638                         .pid_filter_count = 32,
1639                         .pid_filter_ctrl = rtl2831u_pid_filter_ctrl,
1640                         .pid_filter = rtl2831u_pid_filter,
1641
1642                         .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1643                 },
1644         },
1645 };
1646
1647 static const struct dvb_usb_device_properties rtl2832u_props = {
1648         .driver_name = KBUILD_MODNAME,
1649         .owner = THIS_MODULE,
1650         .adapter_nr = adapter_nr,
1651         .size_of_priv = sizeof(struct rtl28xxu_dev),
1652
1653         .identify_state = rtl28xxu_identify_state,
1654         .power_ctrl = rtl2832u_power_ctrl,
1655         .frontend_ctrl = rtl2832u_frontend_ctrl,
1656         .i2c_algo = &rtl28xxu_i2c_algo,
1657         .read_config = rtl2832u_read_config,
1658         .frontend_attach = rtl2832u_frontend_attach,
1659         .frontend_detach = rtl2832u_frontend_detach,
1660         .tuner_attach = rtl2832u_tuner_attach,
1661         .tuner_detach = rtl2832u_tuner_detach,
1662         .init = rtl28xxu_init,
1663         .get_rc_config = rtl2832u_get_rc_config,
1664
1665         .num_adapters = 1,
1666         .adapter = {
1667                 {
1668                         .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1669                                 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1670
1671                         .pid_filter_count = 32,
1672                         .pid_filter_ctrl = rtl2832u_pid_filter_ctrl,
1673                         .pid_filter = rtl2832u_pid_filter,
1674
1675                         .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1676                 },
1677         },
1678 };
1679
1680 static const struct usb_device_id rtl28xxu_id_table[] = {
1681         /* RTL2831U devices: */
1682         { DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U,
1683                 &rtl2831u_props, "Realtek RTL2831U reference design", NULL) },
1684         { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT,
1685                 &rtl2831u_props, "Freecom USB2.0 DVB-T", NULL) },
1686         { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2,
1687                 &rtl2831u_props, "Freecom USB2.0 DVB-T", NULL) },
1688
1689         /* RTL2832U devices: */
1690         { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832,
1691                 &rtl2832u_props, "Realtek RTL2832U reference design", NULL) },
1692         { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
1693                 &rtl2832u_props, "Realtek RTL2832U reference design", NULL) },
1694         { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1,
1695                 &rtl2832u_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) },
1696         { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT,
1697                 &rtl2832u_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) },
1698         { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK,
1699                 &rtl2832u_props, "TerraTec NOXON DAB Stick", NULL) },
1700         { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2,
1701                 &rtl2832u_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) },
1702         { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3,
1703                 &rtl2832u_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) },
1704         { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0,
1705                 &rtl2832u_props, "Trekstor DVB-T Stick Terres 2.0", NULL) },
1706         { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101,
1707                 &rtl2832u_props, "Dexatek DK DVB-T Dongle", NULL) },
1708         { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680,
1709                 &rtl2832u_props, "DigitalNow Quad DVB-T Receiver", NULL) },
1710         { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_MINID,
1711                 &rtl2832u_props, "Leadtek Winfast DTV Dongle Mini D", NULL) },
1712         { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3,
1713                 &rtl2832u_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) },
1714         { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102,
1715                 &rtl2832u_props, "Dexatek DK mini DVB-T Dongle", NULL) },
1716         { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7,
1717                 &rtl2832u_props, "TerraTec Cinergy T Stick+", NULL) },
1718         { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8,
1719                 &rtl2832u_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) },
1720         { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393,
1721                 &rtl2832u_props, "GIGABYTE U7300", NULL) },
1722         { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104,
1723                 &rtl2832u_props, "MSI DIGIVOX Micro HD", NULL) },
1724         { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620,
1725                 &rtl2832u_props, "Compro VideoMate U620F", NULL) },
1726         { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394,
1727                 &rtl2832u_props, "MaxMedia HU394-T", NULL) },
1728         { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03,
1729                 &rtl2832u_props, "Leadtek WinFast DTV Dongle mini", NULL) },
1730         { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A,
1731                 &rtl2832u_props, "Crypto ReDi PC 50 A", NULL) },
1732         { DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
1733                 &rtl2832u_props, "Genius TVGo DVB-T03", NULL) },
1734         { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd395,
1735                 &rtl2832u_props, "Peak DVB-T USB", NULL) },
1736         { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U,
1737                 &rtl2832u_props, "Sveon STV20", NULL) },
1738         { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV21,
1739                 &rtl2832u_props, "Sveon STV21", NULL) },
1740         { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27,
1741                 &rtl2832u_props, "Sveon STV27", NULL) },
1742
1743         /* RTL2832P devices: */
1744         { DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131,
1745                 &rtl2832u_props, "Astrometa DVB-T2", NULL) },
1746         { }
1747 };
1748 MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table);
1749
1750 static struct usb_driver rtl28xxu_usb_driver = {
1751         .name = KBUILD_MODNAME,
1752         .id_table = rtl28xxu_id_table,
1753         .probe = dvb_usbv2_probe,
1754         .disconnect = dvb_usbv2_disconnect,
1755         .suspend = dvb_usbv2_suspend,
1756         .resume = dvb_usbv2_resume,
1757         .reset_resume = dvb_usbv2_reset_resume,
1758         .no_dynamic_id = 1,
1759         .soft_unbind = 1,
1760 };
1761
1762 module_usb_driver(rtl28xxu_usb_driver);
1763
1764 MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
1765 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1766 MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
1767 MODULE_LICENSE("GPL");