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 #include "rtl2830.h" 26 #include "rtl2832.h" 27 28 #include "qt1010.h" 29 #include "mt2060.h" 30 #include "mxl5005s.h" 31 #include "fc0012.h" 32 #include "fc0013.h" 33 #include "e4000.h" 34 #include "fc2580.h" 35 #include "tua9001.h" 36 #include "r820t.h" 37 38 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 39 40 static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req) 41 { 42 int ret; 43 unsigned int pipe; 44 u8 requesttype; 45 u8 *buf; 46 47 buf = kmalloc(req->size, GFP_KERNEL); 48 if (!buf) { 49 ret = -ENOMEM; 50 goto err; 51 } 52 53 if (req->index & CMD_WR_FLAG) { 54 /* write */ 55 memcpy(buf, req->data, req->size); 56 requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT); 57 pipe = usb_sndctrlpipe(d->udev, 0); 58 } else { 59 /* read */ 60 requesttype = (USB_TYPE_VENDOR | USB_DIR_IN); 61 pipe = usb_rcvctrlpipe(d->udev, 0); 62 } 63 64 ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value, 65 req->index, buf, req->size, 1000); 66 67 dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value, 68 req->index, buf, req->size); 69 70 if (ret > 0) 71 ret = 0; 72 73 /* read request, copy returned data to return buf */ 74 if (!ret && requesttype == (USB_TYPE_VENDOR | USB_DIR_IN)) 75 memcpy(req->data, buf, req->size); 76 77 kfree(buf); 78 79 if (ret) 80 goto err; 81 82 return ret; 83 err: 84 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 85 return ret; 86 } 87 88 static int rtl28xx_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len) 89 { 90 struct rtl28xxu_req req; 91 92 if (reg < 0x3000) 93 req.index = CMD_USB_WR; 94 else if (reg < 0x4000) 95 req.index = CMD_SYS_WR; 96 else 97 req.index = CMD_IR_WR; 98 99 req.value = reg; 100 req.size = len; 101 req.data = val; 102 103 return rtl28xxu_ctrl_msg(d, &req); 104 } 105 106 static int rtl2831_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len) 107 { 108 struct rtl28xxu_req req; 109 110 if (reg < 0x3000) 111 req.index = CMD_USB_RD; 112 else if (reg < 0x4000) 113 req.index = CMD_SYS_RD; 114 else 115 req.index = CMD_IR_RD; 116 117 req.value = reg; 118 req.size = len; 119 req.data = val; 120 121 return rtl28xxu_ctrl_msg(d, &req); 122 } 123 124 static int rtl28xx_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val) 125 { 126 return rtl28xx_wr_regs(d, reg, &val, 1); 127 } 128 129 static int rtl28xx_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val) 130 { 131 return rtl2831_rd_regs(d, reg, val, 1); 132 } 133 134 static int rtl28xx_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val, 135 u8 mask) 136 { 137 int ret; 138 u8 tmp; 139 140 /* no need for read if whole reg is written */ 141 if (mask != 0xff) { 142 ret = rtl28xx_rd_reg(d, reg, &tmp); 143 if (ret) 144 return ret; 145 146 val &= mask; 147 tmp &= ~mask; 148 val |= tmp; 149 } 150 151 return rtl28xx_wr_reg(d, reg, val); 152 } 153 154 /* I2C */ 155 static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], 156 int num) 157 { 158 int ret; 159 struct dvb_usb_device *d = i2c_get_adapdata(adap); 160 struct rtl28xxu_priv *priv = d->priv; 161 struct rtl28xxu_req req; 162 163 /* 164 * It is not known which are real I2C bus xfer limits, but testing 165 * with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes. 166 * TODO: find out RTL2832U lens 167 */ 168 169 /* 170 * I2C adapter logic looks rather complicated due to fact it handles 171 * three different access methods. Those methods are; 172 * 1) integrated demod access 173 * 2) old I2C access 174 * 3) new I2C access 175 * 176 * Used method is selected in order 1, 2, 3. Method 3 can handle all 177 * requests but there is two reasons why not use it always; 178 * 1) It is most expensive, usually two USB messages are needed 179 * 2) At least RTL2831U does not support it 180 * 181 * Method 3 is needed in case of I2C write+read (typical register read) 182 * where write is more than one byte. 183 */ 184 185 if (mutex_lock_interruptible(&d->i2c_mutex) < 0) 186 return -EAGAIN; 187 188 if (num == 2 && !(msg[0].flags & I2C_M_RD) && 189 (msg[1].flags & I2C_M_RD)) { 190 if (msg[0].len > 24 || msg[1].len > 24) { 191 /* TODO: check msg[0].len max */ 192 ret = -EOPNOTSUPP; 193 goto err_mutex_unlock; 194 } else if (msg[0].addr == 0x10) { 195 /* method 1 - integrated demod */ 196 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1); 197 req.index = CMD_DEMOD_RD | priv->page; 198 req.size = msg[1].len; 199 req.data = &msg[1].buf[0]; 200 ret = rtl28xxu_ctrl_msg(d, &req); 201 } else if (msg[0].len < 2) { 202 /* method 2 - old I2C */ 203 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1); 204 req.index = CMD_I2C_RD; 205 req.size = msg[1].len; 206 req.data = &msg[1].buf[0]; 207 ret = rtl28xxu_ctrl_msg(d, &req); 208 } else { 209 /* method 3 - new I2C */ 210 req.value = (msg[0].addr << 1); 211 req.index = CMD_I2C_DA_WR; 212 req.size = msg[0].len; 213 req.data = msg[0].buf; 214 ret = rtl28xxu_ctrl_msg(d, &req); 215 if (ret) 216 goto err_mutex_unlock; 217 218 req.value = (msg[0].addr << 1); 219 req.index = CMD_I2C_DA_RD; 220 req.size = msg[1].len; 221 req.data = msg[1].buf; 222 ret = rtl28xxu_ctrl_msg(d, &req); 223 } 224 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { 225 if (msg[0].len > 22) { 226 /* TODO: check msg[0].len max */ 227 ret = -EOPNOTSUPP; 228 goto err_mutex_unlock; 229 } else if (msg[0].addr == 0x10) { 230 /* method 1 - integrated demod */ 231 if (msg[0].buf[0] == 0x00) { 232 /* save demod page for later demod access */ 233 priv->page = msg[0].buf[1]; 234 ret = 0; 235 } else { 236 req.value = (msg[0].buf[0] << 8) | 237 (msg[0].addr << 1); 238 req.index = CMD_DEMOD_WR | priv->page; 239 req.size = msg[0].len-1; 240 req.data = &msg[0].buf[1]; 241 ret = rtl28xxu_ctrl_msg(d, &req); 242 } 243 } else if (msg[0].len < 23) { 244 /* method 2 - old I2C */ 245 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1); 246 req.index = CMD_I2C_WR; 247 req.size = msg[0].len-1; 248 req.data = &msg[0].buf[1]; 249 ret = rtl28xxu_ctrl_msg(d, &req); 250 } else { 251 /* method 3 - new I2C */ 252 req.value = (msg[0].addr << 1); 253 req.index = CMD_I2C_DA_WR; 254 req.size = msg[0].len; 255 req.data = msg[0].buf; 256 ret = rtl28xxu_ctrl_msg(d, &req); 257 } 258 } else { 259 ret = -EINVAL; 260 } 261 262 err_mutex_unlock: 263 mutex_unlock(&d->i2c_mutex); 264 265 return ret ? ret : num; 266 } 267 268 static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter) 269 { 270 return I2C_FUNC_I2C; 271 } 272 273 static struct i2c_algorithm rtl28xxu_i2c_algo = { 274 .master_xfer = rtl28xxu_i2c_xfer, 275 .functionality = rtl28xxu_i2c_func, 276 }; 277 278 static int rtl2831u_read_config(struct dvb_usb_device *d) 279 { 280 struct rtl28xxu_priv *priv = d_to_priv(d); 281 int ret; 282 u8 buf[1]; 283 /* open RTL2831U/RTL2830 I2C gate */ 284 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"}; 285 /* tuner probes */ 286 struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf}; 287 struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf}; 288 289 dev_dbg(&d->udev->dev, "%s:\n", __func__); 290 291 /* 292 * RTL2831U GPIOs 293 * ========================================================= 294 * GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?) 295 * GPIO2 | LED | 0 off | 1 on | 296 * GPIO4 | tuner#1 | 0 on | 1 off | MT2060 297 */ 298 299 /* GPIO direction */ 300 ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, 0x0a); 301 if (ret) 302 goto err; 303 304 /* enable as output GPIO0, GPIO2, GPIO4 */ 305 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, 0x15); 306 if (ret) 307 goto err; 308 309 /* 310 * Probe used tuner. We need to know used tuner before demod attach 311 * since there is some demod params needed to set according to tuner. 312 */ 313 314 /* demod needs some time to wake up */ 315 msleep(20); 316 317 priv->tuner_name = "NONE"; 318 319 /* open demod I2C gate */ 320 ret = rtl28xxu_ctrl_msg(d, &req_gate_open); 321 if (ret) 322 goto err; 323 324 /* check QT1010 ID(?) register; reg=0f val=2c */ 325 ret = rtl28xxu_ctrl_msg(d, &req_qt1010); 326 if (ret == 0 && buf[0] == 0x2c) { 327 priv->tuner = TUNER_RTL2830_QT1010; 328 priv->tuner_name = "QT1010"; 329 goto found; 330 } 331 332 /* open demod I2C gate */ 333 ret = rtl28xxu_ctrl_msg(d, &req_gate_open); 334 if (ret) 335 goto err; 336 337 /* check MT2060 ID register; reg=00 val=63 */ 338 ret = rtl28xxu_ctrl_msg(d, &req_mt2060); 339 if (ret == 0 && buf[0] == 0x63) { 340 priv->tuner = TUNER_RTL2830_MT2060; 341 priv->tuner_name = "MT2060"; 342 goto found; 343 } 344 345 /* assume MXL5005S */ 346 priv->tuner = TUNER_RTL2830_MXL5005S; 347 priv->tuner_name = "MXL5005S"; 348 goto found; 349 350 found: 351 dev_dbg(&d->udev->dev, "%s: tuner=%s\n", __func__, priv->tuner_name); 352 353 return 0; 354 err: 355 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 356 return ret; 357 } 358 359 static int rtl2832u_read_config(struct dvb_usb_device *d) 360 { 361 struct rtl28xxu_priv *priv = d_to_priv(d); 362 int ret; 363 u8 buf[2]; 364 /* open RTL2832U/RTL2832 I2C gate */ 365 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"}; 366 /* close RTL2832U/RTL2832 I2C gate */ 367 struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"}; 368 /* tuner probes */ 369 struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf}; 370 struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf}; 371 struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf}; 372 struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf}; 373 struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf}; 374 struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf}; 375 struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf}; 376 struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf}; 377 struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf}; 378 struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf}; 379 struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf}; 380 381 dev_dbg(&d->udev->dev, "%s:\n", __func__); 382 383 /* enable GPIO3 and GPIO6 as output */ 384 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40); 385 if (ret) 386 goto err; 387 388 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48); 389 if (ret) 390 goto err; 391 392 /* 393 * Probe used tuner. We need to know used tuner before demod attach 394 * since there is some demod params needed to set according to tuner. 395 */ 396 397 /* open demod I2C gate */ 398 ret = rtl28xxu_ctrl_msg(d, &req_gate_open); 399 if (ret) 400 goto err; 401 402 priv->tuner_name = "NONE"; 403 404 /* check FC0012 ID register; reg=00 val=a1 */ 405 ret = rtl28xxu_ctrl_msg(d, &req_fc0012); 406 if (ret == 0 && buf[0] == 0xa1) { 407 priv->tuner = TUNER_RTL2832_FC0012; 408 priv->tuner_name = "FC0012"; 409 goto found; 410 } 411 412 /* check FC0013 ID register; reg=00 val=a3 */ 413 ret = rtl28xxu_ctrl_msg(d, &req_fc0013); 414 if (ret == 0 && buf[0] == 0xa3) { 415 priv->tuner = TUNER_RTL2832_FC0013; 416 priv->tuner_name = "FC0013"; 417 goto found; 418 } 419 420 /* check MT2266 ID register; reg=00 val=85 */ 421 ret = rtl28xxu_ctrl_msg(d, &req_mt2266); 422 if (ret == 0 && buf[0] == 0x85) { 423 priv->tuner = TUNER_RTL2832_MT2266; 424 priv->tuner_name = "MT2266"; 425 goto found; 426 } 427 428 /* check FC2580 ID register; reg=01 val=56 */ 429 ret = rtl28xxu_ctrl_msg(d, &req_fc2580); 430 if (ret == 0 && buf[0] == 0x56) { 431 priv->tuner = TUNER_RTL2832_FC2580; 432 priv->tuner_name = "FC2580"; 433 goto found; 434 } 435 436 /* check MT2063 ID register; reg=00 val=9e || 9c */ 437 ret = rtl28xxu_ctrl_msg(d, &req_mt2063); 438 if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) { 439 priv->tuner = TUNER_RTL2832_MT2063; 440 priv->tuner_name = "MT2063"; 441 goto found; 442 } 443 444 /* check MAX3543 ID register; reg=00 val=38 */ 445 ret = rtl28xxu_ctrl_msg(d, &req_max3543); 446 if (ret == 0 && buf[0] == 0x38) { 447 priv->tuner = TUNER_RTL2832_MAX3543; 448 priv->tuner_name = "MAX3543"; 449 goto found; 450 } 451 452 /* check TUA9001 ID register; reg=7e val=2328 */ 453 ret = rtl28xxu_ctrl_msg(d, &req_tua9001); 454 if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) { 455 priv->tuner = TUNER_RTL2832_TUA9001; 456 priv->tuner_name = "TUA9001"; 457 goto found; 458 } 459 460 /* check MXL5007R ID register; reg=d9 val=14 */ 461 ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t); 462 if (ret == 0 && buf[0] == 0x14) { 463 priv->tuner = TUNER_RTL2832_MXL5007T; 464 priv->tuner_name = "MXL5007T"; 465 goto found; 466 } 467 468 /* check E4000 ID register; reg=02 val=40 */ 469 ret = rtl28xxu_ctrl_msg(d, &req_e4000); 470 if (ret == 0 && buf[0] == 0x40) { 471 priv->tuner = TUNER_RTL2832_E4000; 472 priv->tuner_name = "E4000"; 473 goto found; 474 } 475 476 /* check TDA18272 ID register; reg=00 val=c760 */ 477 ret = rtl28xxu_ctrl_msg(d, &req_tda18272); 478 if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) { 479 priv->tuner = TUNER_RTL2832_TDA18272; 480 priv->tuner_name = "TDA18272"; 481 goto found; 482 } 483 484 /* check R820T ID register; reg=00 val=69 */ 485 ret = rtl28xxu_ctrl_msg(d, &req_r820t); 486 if (ret == 0 && buf[0] == 0x69) { 487 priv->tuner = TUNER_RTL2832_R820T; 488 priv->tuner_name = "R820T"; 489 goto found; 490 } 491 492 found: 493 dev_dbg(&d->udev->dev, "%s: tuner=%s\n", __func__, priv->tuner_name); 494 495 /* close demod I2C gate */ 496 ret = rtl28xxu_ctrl_msg(d, &req_gate_close); 497 if (ret < 0) 498 goto err; 499 500 return 0; 501 err: 502 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 503 return ret; 504 } 505 506 static struct rtl2830_config rtl28xxu_rtl2830_mt2060_config = { 507 .i2c_addr = 0x10, /* 0x20 */ 508 .xtal = 28800000, 509 .ts_mode = 0, 510 .spec_inv = 1, 511 .vtop = 0x20, 512 .krf = 0x04, 513 .agc_targ_val = 0x2d, 514 515 }; 516 517 static struct rtl2830_config rtl28xxu_rtl2830_qt1010_config = { 518 .i2c_addr = 0x10, /* 0x20 */ 519 .xtal = 28800000, 520 .ts_mode = 0, 521 .spec_inv = 1, 522 .vtop = 0x20, 523 .krf = 0x04, 524 .agc_targ_val = 0x2d, 525 }; 526 527 static struct rtl2830_config rtl28xxu_rtl2830_mxl5005s_config = { 528 .i2c_addr = 0x10, /* 0x20 */ 529 .xtal = 28800000, 530 .ts_mode = 0, 531 .spec_inv = 0, 532 .vtop = 0x3f, 533 .krf = 0x04, 534 .agc_targ_val = 0x3e, 535 }; 536 537 static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap) 538 { 539 struct dvb_usb_device *d = adap_to_d(adap); 540 struct rtl28xxu_priv *priv = d_to_priv(d); 541 struct rtl2830_config *rtl2830_config; 542 int ret; 543 544 dev_dbg(&d->udev->dev, "%s:\n", __func__); 545 546 switch (priv->tuner) { 547 case TUNER_RTL2830_QT1010: 548 rtl2830_config = &rtl28xxu_rtl2830_qt1010_config; 549 break; 550 case TUNER_RTL2830_MT2060: 551 rtl2830_config = &rtl28xxu_rtl2830_mt2060_config; 552 break; 553 case TUNER_RTL2830_MXL5005S: 554 rtl2830_config = &rtl28xxu_rtl2830_mxl5005s_config; 555 break; 556 default: 557 dev_err(&d->udev->dev, "%s: unknown tuner=%s\n", 558 KBUILD_MODNAME, priv->tuner_name); 559 ret = -ENODEV; 560 goto err; 561 } 562 563 /* attach demodulator */ 564 adap->fe[0] = dvb_attach(rtl2830_attach, rtl2830_config, &d->i2c_adap); 565 if (!adap->fe[0]) { 566 ret = -ENODEV; 567 goto err; 568 } 569 570 return 0; 571 err: 572 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 573 return ret; 574 } 575 576 static struct rtl2832_config rtl28xxu_rtl2832_fc0012_config = { 577 .i2c_addr = 0x10, /* 0x20 */ 578 .xtal = 28800000, 579 .if_dvbt = 0, 580 .tuner = TUNER_RTL2832_FC0012 581 }; 582 583 static struct rtl2832_config rtl28xxu_rtl2832_fc0013_config = { 584 .i2c_addr = 0x10, /* 0x20 */ 585 .xtal = 28800000, 586 .if_dvbt = 0, 587 .tuner = TUNER_RTL2832_FC0013 588 }; 589 590 static struct rtl2832_config rtl28xxu_rtl2832_tua9001_config = { 591 .i2c_addr = 0x10, /* 0x20 */ 592 .xtal = 28800000, 593 .tuner = TUNER_RTL2832_TUA9001, 594 }; 595 596 static struct rtl2832_config rtl28xxu_rtl2832_e4000_config = { 597 .i2c_addr = 0x10, /* 0x20 */ 598 .xtal = 28800000, 599 .tuner = TUNER_RTL2832_E4000, 600 }; 601 602 static struct rtl2832_config rtl28xxu_rtl2832_r820t_config = { 603 .i2c_addr = 0x10, 604 .xtal = 28800000, 605 .tuner = TUNER_RTL2832_R820T, 606 }; 607 608 static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d, 609 int cmd, int arg) 610 { 611 int ret; 612 u8 val; 613 614 dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg); 615 616 switch (cmd) { 617 case FC_FE_CALLBACK_VHF_ENABLE: 618 /* set output values */ 619 ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val); 620 if (ret) 621 goto err; 622 623 if (arg) 624 val &= 0xbf; /* set GPIO6 low */ 625 else 626 val |= 0x40; /* set GPIO6 high */ 627 628 629 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val); 630 if (ret) 631 goto err; 632 break; 633 default: 634 ret = -EINVAL; 635 goto err; 636 } 637 return 0; 638 err: 639 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 640 return ret; 641 } 642 643 static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d, 644 int cmd, int arg) 645 { 646 int ret; 647 u8 val; 648 649 dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg); 650 651 /* 652 * CEN always enabled by hardware wiring 653 * RESETN GPIO4 654 * RXEN GPIO1 655 */ 656 657 switch (cmd) { 658 case TUA9001_CMD_RESETN: 659 if (arg) 660 val = (1 << 4); 661 else 662 val = (0 << 4); 663 664 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10); 665 if (ret) 666 goto err; 667 break; 668 case TUA9001_CMD_RXEN: 669 if (arg) 670 val = (1 << 1); 671 else 672 val = (0 << 1); 673 674 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02); 675 if (ret) 676 goto err; 677 break; 678 } 679 680 return 0; 681 err: 682 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 683 return ret; 684 } 685 686 static int rtl2832u_tuner_callback(struct dvb_usb_device *d, int cmd, int arg) 687 { 688 struct rtl28xxu_priv *priv = d->priv; 689 690 switch (priv->tuner) { 691 case TUNER_RTL2832_FC0012: 692 return rtl2832u_fc0012_tuner_callback(d, cmd, arg); 693 case TUNER_RTL2832_TUA9001: 694 return rtl2832u_tua9001_tuner_callback(d, cmd, arg); 695 default: 696 break; 697 } 698 699 return 0; 700 } 701 702 static int rtl2832u_frontend_callback(void *adapter_priv, int component, 703 int cmd, int arg) 704 { 705 struct i2c_adapter *adap = adapter_priv; 706 struct dvb_usb_device *d = i2c_get_adapdata(adap); 707 708 dev_dbg(&d->udev->dev, "%s: component=%d cmd=%d arg=%d\n", 709 __func__, component, cmd, arg); 710 711 switch (component) { 712 case DVB_FRONTEND_COMPONENT_TUNER: 713 return rtl2832u_tuner_callback(d, cmd, arg); 714 default: 715 break; 716 } 717 718 return 0; 719 } 720 721 static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap) 722 { 723 int ret; 724 struct dvb_usb_device *d = adap_to_d(adap); 725 struct rtl28xxu_priv *priv = d_to_priv(d); 726 struct rtl2832_config *rtl2832_config; 727 728 dev_dbg(&d->udev->dev, "%s:\n", __func__); 729 730 switch (priv->tuner) { 731 case TUNER_RTL2832_FC0012: 732 rtl2832_config = &rtl28xxu_rtl2832_fc0012_config; 733 break; 734 case TUNER_RTL2832_FC0013: 735 rtl2832_config = &rtl28xxu_rtl2832_fc0013_config; 736 break; 737 case TUNER_RTL2832_FC2580: 738 /* FIXME: do not abuse fc0012 settings */ 739 rtl2832_config = &rtl28xxu_rtl2832_fc0012_config; 740 break; 741 case TUNER_RTL2832_TUA9001: 742 rtl2832_config = &rtl28xxu_rtl2832_tua9001_config; 743 break; 744 case TUNER_RTL2832_E4000: 745 rtl2832_config = &rtl28xxu_rtl2832_e4000_config; 746 break; 747 case TUNER_RTL2832_R820T: 748 rtl2832_config = &rtl28xxu_rtl2832_r820t_config; 749 break; 750 default: 751 dev_err(&d->udev->dev, "%s: unknown tuner=%s\n", 752 KBUILD_MODNAME, priv->tuner_name); 753 ret = -ENODEV; 754 goto err; 755 } 756 757 /* attach demodulator */ 758 adap->fe[0] = dvb_attach(rtl2832_attach, rtl2832_config, &d->i2c_adap); 759 if (!adap->fe[0]) { 760 ret = -ENODEV; 761 goto err; 762 } 763 764 /* set fe callback */ 765 adap->fe[0]->callback = rtl2832u_frontend_callback; 766 767 return 0; 768 err: 769 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 770 return ret; 771 } 772 773 static struct qt1010_config rtl28xxu_qt1010_config = { 774 .i2c_address = 0x62, /* 0xc4 */ 775 }; 776 777 static struct mt2060_config rtl28xxu_mt2060_config = { 778 .i2c_address = 0x60, /* 0xc0 */ 779 .clock_out = 0, 780 }; 781 782 static struct mxl5005s_config rtl28xxu_mxl5005s_config = { 783 .i2c_address = 0x63, /* 0xc6 */ 784 .if_freq = IF_FREQ_4570000HZ, 785 .xtal_freq = CRYSTAL_FREQ_16000000HZ, 786 .agc_mode = MXL_SINGLE_AGC, 787 .tracking_filter = MXL_TF_C_H, 788 .rssi_enable = MXL_RSSI_ENABLE, 789 .cap_select = MXL_CAP_SEL_ENABLE, 790 .div_out = MXL_DIV_OUT_4, 791 .clock_out = MXL_CLOCK_OUT_DISABLE, 792 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM, 793 .top = MXL5005S_TOP_25P2, 794 .mod_mode = MXL_DIGITAL_MODE, 795 .if_mode = MXL_ZERO_IF, 796 .AgcMasterByte = 0x00, 797 }; 798 799 static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap) 800 { 801 int ret; 802 struct dvb_usb_device *d = adap_to_d(adap); 803 struct rtl28xxu_priv *priv = d_to_priv(d); 804 struct i2c_adapter *rtl2830_tuner_i2c; 805 struct dvb_frontend *fe; 806 807 dev_dbg(&d->udev->dev, "%s:\n", __func__); 808 809 /* use rtl2830 driver I2C adapter, for more info see rtl2830 driver */ 810 rtl2830_tuner_i2c = rtl2830_get_tuner_i2c_adapter(adap->fe[0]); 811 812 switch (priv->tuner) { 813 case TUNER_RTL2830_QT1010: 814 fe = dvb_attach(qt1010_attach, adap->fe[0], 815 rtl2830_tuner_i2c, &rtl28xxu_qt1010_config); 816 break; 817 case TUNER_RTL2830_MT2060: 818 fe = dvb_attach(mt2060_attach, adap->fe[0], 819 rtl2830_tuner_i2c, &rtl28xxu_mt2060_config, 820 1220); 821 break; 822 case TUNER_RTL2830_MXL5005S: 823 fe = dvb_attach(mxl5005s_attach, adap->fe[0], 824 rtl2830_tuner_i2c, &rtl28xxu_mxl5005s_config); 825 break; 826 default: 827 fe = NULL; 828 dev_err(&d->udev->dev, "%s: unknown tuner=%d\n", KBUILD_MODNAME, 829 priv->tuner); 830 } 831 832 if (fe == NULL) { 833 ret = -ENODEV; 834 goto err; 835 } 836 837 return 0; 838 err: 839 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 840 return ret; 841 } 842 843 static const struct e4000_config rtl2832u_e4000_config = { 844 .i2c_addr = 0x64, 845 .clock = 28800000, 846 }; 847 848 static const struct fc2580_config rtl2832u_fc2580_config = { 849 .i2c_addr = 0x56, 850 .clock = 16384000, 851 }; 852 853 static struct tua9001_config rtl2832u_tua9001_config = { 854 .i2c_addr = 0x60, 855 }; 856 857 static const struct fc0012_config rtl2832u_fc0012_config = { 858 .i2c_address = 0x63, /* 0xc6 >> 1 */ 859 .xtal_freq = FC_XTAL_28_8_MHZ, 860 }; 861 862 static const struct r820t_config rtl2832u_r820t_config = { 863 .i2c_addr = 0x1a, 864 .xtal = 28800000, 865 .max_i2c_msg_len = 2, 866 .rafael_chip = CHIP_R820T, 867 }; 868 869 static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap) 870 { 871 int ret; 872 struct dvb_usb_device *d = adap_to_d(adap); 873 struct rtl28xxu_priv *priv = d_to_priv(d); 874 struct dvb_frontend *fe; 875 876 dev_dbg(&d->udev->dev, "%s:\n", __func__); 877 878 switch (priv->tuner) { 879 case TUNER_RTL2832_FC0012: 880 fe = dvb_attach(fc0012_attach, adap->fe[0], 881 &d->i2c_adap, &rtl2832u_fc0012_config); 882 883 /* since fc0012 includs reading the signal strength delegate 884 * that to the tuner driver */ 885 adap->fe[0]->ops.read_signal_strength = 886 adap->fe[0]->ops.tuner_ops.get_rf_strength; 887 return 0; 888 break; 889 case TUNER_RTL2832_FC0013: 890 fe = dvb_attach(fc0013_attach, adap->fe[0], 891 &d->i2c_adap, 0xc6>>1, 0, FC_XTAL_28_8_MHZ); 892 893 /* fc0013 also supports signal strength reading */ 894 adap->fe[0]->ops.read_signal_strength = 895 adap->fe[0]->ops.tuner_ops.get_rf_strength; 896 return 0; 897 case TUNER_RTL2832_E4000: 898 fe = dvb_attach(e4000_attach, adap->fe[0], &d->i2c_adap, 899 &rtl2832u_e4000_config); 900 break; 901 case TUNER_RTL2832_FC2580: 902 fe = dvb_attach(fc2580_attach, adap->fe[0], &d->i2c_adap, 903 &rtl2832u_fc2580_config); 904 break; 905 case TUNER_RTL2832_TUA9001: 906 /* enable GPIO1 and GPIO4 as output */ 907 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12); 908 if (ret) 909 goto err; 910 911 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12); 912 if (ret) 913 goto err; 914 915 fe = dvb_attach(tua9001_attach, adap->fe[0], &d->i2c_adap, 916 &rtl2832u_tua9001_config); 917 break; 918 case TUNER_RTL2832_R820T: 919 fe = dvb_attach(r820t_attach, adap->fe[0], &d->i2c_adap, 920 &rtl2832u_r820t_config); 921 922 /* Use tuner to get the signal strength */ 923 adap->fe[0]->ops.read_signal_strength = 924 adap->fe[0]->ops.tuner_ops.get_rf_strength; 925 break; 926 default: 927 fe = NULL; 928 dev_err(&d->udev->dev, "%s: unknown tuner=%d\n", KBUILD_MODNAME, 929 priv->tuner); 930 } 931 932 if (fe == NULL) { 933 ret = -ENODEV; 934 goto err; 935 } 936 937 return 0; 938 err: 939 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 940 return ret; 941 } 942 943 static int rtl28xxu_init(struct dvb_usb_device *d) 944 { 945 int ret; 946 u8 val; 947 948 dev_dbg(&d->udev->dev, "%s:\n", __func__); 949 950 /* init USB endpoints */ 951 ret = rtl28xx_rd_reg(d, USB_SYSCTL_0, &val); 952 if (ret) 953 goto err; 954 955 /* enable DMA and Full Packet Mode*/ 956 val |= 0x09; 957 ret = rtl28xx_wr_reg(d, USB_SYSCTL_0, val); 958 if (ret) 959 goto err; 960 961 /* set EPA maximum packet size to 0x0200 */ 962 ret = rtl28xx_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4); 963 if (ret) 964 goto err; 965 966 /* change EPA FIFO length */ 967 ret = rtl28xx_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4); 968 if (ret) 969 goto err; 970 971 return ret; 972 err: 973 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 974 return ret; 975 } 976 977 static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff) 978 { 979 int ret; 980 u8 gpio, sys0, epa_ctl[2]; 981 982 dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff); 983 984 /* demod adc */ 985 ret = rtl28xx_rd_reg(d, SYS_SYS0, &sys0); 986 if (ret) 987 goto err; 988 989 /* tuner power, read GPIOs */ 990 ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio); 991 if (ret) 992 goto err; 993 994 dev_dbg(&d->udev->dev, "%s: RD SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__, 995 sys0, gpio); 996 997 if (onoff) { 998 gpio |= 0x01; /* GPIO0 = 1 */ 999 gpio &= (~0x10); /* GPIO4 = 0 */ 1000 gpio |= 0x04; /* GPIO2 = 1, LED on */ 1001 sys0 = sys0 & 0x0f; 1002 sys0 |= 0xe0; 1003 epa_ctl[0] = 0x00; /* clear stall */ 1004 epa_ctl[1] = 0x00; /* clear reset */ 1005 } else { 1006 gpio &= (~0x01); /* GPIO0 = 0 */ 1007 gpio |= 0x10; /* GPIO4 = 1 */ 1008 gpio &= (~0x04); /* GPIO2 = 1, LED off */ 1009 sys0 = sys0 & (~0xc0); 1010 epa_ctl[0] = 0x10; /* set stall */ 1011 epa_ctl[1] = 0x02; /* set reset */ 1012 } 1013 1014 dev_dbg(&d->udev->dev, "%s: WR SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__, 1015 sys0, gpio); 1016 1017 /* demod adc */ 1018 ret = rtl28xx_wr_reg(d, SYS_SYS0, sys0); 1019 if (ret) 1020 goto err; 1021 1022 /* tuner power, write GPIOs */ 1023 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, gpio); 1024 if (ret) 1025 goto err; 1026 1027 /* streaming EP: stall & reset */ 1028 ret = rtl28xx_wr_regs(d, USB_EPA_CTL, epa_ctl, 2); 1029 if (ret) 1030 goto err; 1031 1032 if (onoff) 1033 usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81)); 1034 1035 return ret; 1036 err: 1037 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1038 return ret; 1039 } 1040 1041 static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff) 1042 { 1043 int ret; 1044 u8 val; 1045 1046 dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff); 1047 1048 if (onoff) { 1049 /* set output values */ 1050 ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val); 1051 if (ret) 1052 goto err; 1053 1054 val |= 0x08; 1055 val &= 0xef; 1056 1057 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val); 1058 if (ret) 1059 goto err; 1060 1061 /* demod_ctl_1 */ 1062 ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL1, &val); 1063 if (ret) 1064 goto err; 1065 1066 val &= 0xef; 1067 1068 ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL1, val); 1069 if (ret) 1070 goto err; 1071 1072 /* demod control */ 1073 /* PLL enable */ 1074 ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val); 1075 if (ret) 1076 goto err; 1077 1078 /* bit 7 to 1 */ 1079 val |= 0x80; 1080 1081 ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val); 1082 if (ret) 1083 goto err; 1084 1085 ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val); 1086 if (ret) 1087 goto err; 1088 1089 val |= 0x20; 1090 1091 ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val); 1092 if (ret) 1093 goto err; 1094 1095 mdelay(5); 1096 1097 /*enable ADC_Q and ADC_I */ 1098 ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val); 1099 if (ret) 1100 goto err; 1101 1102 val |= 0x48; 1103 1104 ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val); 1105 if (ret) 1106 goto err; 1107 1108 /* streaming EP: clear stall & reset */ 1109 ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2); 1110 if (ret) 1111 goto err; 1112 1113 ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81)); 1114 if (ret) 1115 goto err; 1116 } else { 1117 /* demod_ctl_1 */ 1118 ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL1, &val); 1119 if (ret) 1120 goto err; 1121 1122 val |= 0x0c; 1123 1124 ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL1, val); 1125 if (ret) 1126 goto err; 1127 1128 /* set output values */ 1129 ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val); 1130 if (ret) 1131 goto err; 1132 1133 val |= 0x10; 1134 1135 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val); 1136 if (ret) 1137 goto err; 1138 1139 /* demod control */ 1140 ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val); 1141 if (ret) 1142 goto err; 1143 1144 val &= 0x37; 1145 1146 ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val); 1147 if (ret) 1148 goto err; 1149 1150 /* streaming EP: set stall & reset */ 1151 ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2); 1152 if (ret) 1153 goto err; 1154 } 1155 1156 return ret; 1157 err: 1158 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1159 return ret; 1160 } 1161 1162 #if IS_ENABLED(CONFIG_RC_CORE) 1163 static int rtl2831u_rc_query(struct dvb_usb_device *d) 1164 { 1165 int ret, i; 1166 struct rtl28xxu_priv *priv = d->priv; 1167 u8 buf[5]; 1168 u32 rc_code; 1169 struct rtl28xxu_reg_val rc_nec_tab[] = { 1170 { 0x3033, 0x80 }, 1171 { 0x3020, 0x43 }, 1172 { 0x3021, 0x16 }, 1173 { 0x3022, 0x16 }, 1174 { 0x3023, 0x5a }, 1175 { 0x3024, 0x2d }, 1176 { 0x3025, 0x16 }, 1177 { 0x3026, 0x01 }, 1178 { 0x3028, 0xb0 }, 1179 { 0x3029, 0x04 }, 1180 { 0x302c, 0x88 }, 1181 { 0x302e, 0x13 }, 1182 { 0x3030, 0xdf }, 1183 { 0x3031, 0x05 }, 1184 }; 1185 1186 /* init remote controller */ 1187 if (!priv->rc_active) { 1188 for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) { 1189 ret = rtl28xx_wr_reg(d, rc_nec_tab[i].reg, 1190 rc_nec_tab[i].val); 1191 if (ret) 1192 goto err; 1193 } 1194 priv->rc_active = true; 1195 } 1196 1197 ret = rtl2831_rd_regs(d, SYS_IRRC_RP, buf, 5); 1198 if (ret) 1199 goto err; 1200 1201 if (buf[4] & 0x01) { 1202 if (buf[2] == (u8) ~buf[3]) { 1203 if (buf[0] == (u8) ~buf[1]) { 1204 /* NEC standard (16 bit) */ 1205 rc_code = buf[0] << 8 | buf[2]; 1206 } else { 1207 /* NEC extended (24 bit) */ 1208 rc_code = buf[0] << 16 | 1209 buf[1] << 8 | buf[2]; 1210 } 1211 } else { 1212 /* NEC full (32 bit) */ 1213 rc_code = buf[0] << 24 | buf[1] << 16 | 1214 buf[2] << 8 | buf[3]; 1215 } 1216 1217 rc_keydown(d->rc_dev, rc_code, 0); 1218 1219 ret = rtl28xx_wr_reg(d, SYS_IRRC_SR, 1); 1220 if (ret) 1221 goto err; 1222 1223 /* repeated intentionally to avoid extra keypress */ 1224 ret = rtl28xx_wr_reg(d, SYS_IRRC_SR, 1); 1225 if (ret) 1226 goto err; 1227 } 1228 1229 return ret; 1230 err: 1231 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1232 return ret; 1233 } 1234 1235 static int rtl2831u_get_rc_config(struct dvb_usb_device *d, 1236 struct dvb_usb_rc *rc) 1237 { 1238 rc->map_name = RC_MAP_EMPTY; 1239 rc->allowed_protos = RC_BIT_NEC; 1240 rc->query = rtl2831u_rc_query; 1241 rc->interval = 400; 1242 1243 return 0; 1244 } 1245 #else 1246 #define rtl2831u_get_rc_config NULL 1247 #endif 1248 1249 #if IS_ENABLED(CONFIG_RC_CORE) 1250 static int rtl2832u_rc_query(struct dvb_usb_device *d) 1251 { 1252 int ret, i; 1253 struct rtl28xxu_priv *priv = d->priv; 1254 u8 buf[128]; 1255 int len; 1256 struct rtl28xxu_reg_val rc_nec_tab[] = { 1257 { IR_RX_CTRL, 0x20 }, 1258 { IR_RX_BUF_CTRL, 0x80 }, 1259 { IR_RX_IF, 0xff }, 1260 { IR_RX_IE, 0xff }, 1261 { IR_MAX_DURATION0, 0xd0 }, 1262 { IR_MAX_DURATION1, 0x07 }, 1263 { IR_IDLE_LEN0, 0xc0 }, 1264 { IR_IDLE_LEN1, 0x00 }, 1265 { IR_GLITCH_LEN, 0x03 }, 1266 { IR_RX_CLK, 0x09 }, 1267 { IR_RX_CFG, 0x1c }, 1268 { IR_MAX_H_TOL_LEN, 0x1e }, 1269 { IR_MAX_L_TOL_LEN, 0x1e }, 1270 { IR_RX_CTRL, 0x80 }, 1271 }; 1272 1273 /* init remote controller */ 1274 if (!priv->rc_active) { 1275 for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) { 1276 ret = rtl28xx_wr_reg(d, rc_nec_tab[i].reg, 1277 rc_nec_tab[i].val); 1278 if (ret) 1279 goto err; 1280 } 1281 priv->rc_active = true; 1282 } 1283 1284 ret = rtl28xx_rd_reg(d, IR_RX_IF, &buf[0]); 1285 if (ret) 1286 goto err; 1287 1288 if (buf[0] != 0x83) 1289 goto exit; 1290 1291 ret = rtl28xx_rd_reg(d, IR_RX_BC, &buf[0]); 1292 if (ret) 1293 goto err; 1294 1295 len = buf[0]; 1296 ret = rtl2831_rd_regs(d, IR_RX_BUF, buf, len); 1297 1298 /* TODO: pass raw IR to Kernel IR decoder */ 1299 1300 ret = rtl28xx_wr_reg(d, IR_RX_IF, 0x03); 1301 ret = rtl28xx_wr_reg(d, IR_RX_BUF_CTRL, 0x80); 1302 ret = rtl28xx_wr_reg(d, IR_RX_CTRL, 0x80); 1303 1304 exit: 1305 return ret; 1306 err: 1307 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1308 return ret; 1309 } 1310 1311 static int rtl2832u_get_rc_config(struct dvb_usb_device *d, 1312 struct dvb_usb_rc *rc) 1313 { 1314 rc->map_name = RC_MAP_EMPTY; 1315 rc->allowed_protos = RC_BIT_NEC; 1316 rc->query = rtl2832u_rc_query; 1317 rc->interval = 400; 1318 1319 return 0; 1320 } 1321 #else 1322 #define rtl2832u_get_rc_config NULL 1323 #endif 1324 1325 static const struct dvb_usb_device_properties rtl2831u_props = { 1326 .driver_name = KBUILD_MODNAME, 1327 .owner = THIS_MODULE, 1328 .adapter_nr = adapter_nr, 1329 .size_of_priv = sizeof(struct rtl28xxu_priv), 1330 1331 .power_ctrl = rtl2831u_power_ctrl, 1332 .i2c_algo = &rtl28xxu_i2c_algo, 1333 .read_config = rtl2831u_read_config, 1334 .frontend_attach = rtl2831u_frontend_attach, 1335 .tuner_attach = rtl2831u_tuner_attach, 1336 .init = rtl28xxu_init, 1337 .get_rc_config = rtl2831u_get_rc_config, 1338 1339 .num_adapters = 1, 1340 .adapter = { 1341 { 1342 .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512), 1343 }, 1344 }, 1345 }; 1346 1347 static const struct dvb_usb_device_properties rtl2832u_props = { 1348 .driver_name = KBUILD_MODNAME, 1349 .owner = THIS_MODULE, 1350 .adapter_nr = adapter_nr, 1351 .size_of_priv = sizeof(struct rtl28xxu_priv), 1352 1353 .power_ctrl = rtl2832u_power_ctrl, 1354 .i2c_algo = &rtl28xxu_i2c_algo, 1355 .read_config = rtl2832u_read_config, 1356 .frontend_attach = rtl2832u_frontend_attach, 1357 .tuner_attach = rtl2832u_tuner_attach, 1358 .init = rtl28xxu_init, 1359 .get_rc_config = rtl2832u_get_rc_config, 1360 1361 .num_adapters = 1, 1362 .adapter = { 1363 { 1364 .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512), 1365 }, 1366 }, 1367 }; 1368 1369 static const struct usb_device_id rtl28xxu_id_table[] = { 1370 { DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U, 1371 &rtl2831u_props, "Realtek RTL2831U reference design", NULL) }, 1372 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT, 1373 &rtl2831u_props, "Freecom USB2.0 DVB-T", NULL) }, 1374 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2, 1375 &rtl2831u_props, "Freecom USB2.0 DVB-T", NULL) }, 1376 1377 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832, 1378 &rtl2832u_props, "Realtek RTL2832U reference design", NULL) }, 1379 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838, 1380 &rtl2832u_props, "Realtek RTL2832U reference design", NULL) }, 1381 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1, 1382 &rtl2832u_props, "TerraTec Cinergy T Stick Black", NULL) }, 1383 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT, 1384 &rtl2832u_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) }, 1385 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK, 1386 &rtl2832u_props, "TerraTec NOXON DAB Stick", NULL) }, 1387 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2, 1388 &rtl2832u_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) }, 1389 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0, 1390 &rtl2832u_props, "Trekstor DVB-T Stick Terres 2.0", NULL) }, 1391 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101, 1392 &rtl2832u_props, "Dexatek DK DVB-T Dongle", NULL) }, 1393 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680, 1394 &rtl2832u_props, "DigitalNow Quad DVB-T Receiver", NULL) }, 1395 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3, 1396 &rtl2832u_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) }, 1397 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102, 1398 &rtl2832u_props, "Dexatek DK mini DVB-T Dongle", NULL) }, 1399 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7, 1400 &rtl2832u_props, "TerraTec Cinergy T Stick+", NULL) }, 1401 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8, 1402 &rtl2832u_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) }, 1403 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393, 1404 &rtl2832u_props, "GIGABYTE U7300", NULL) }, 1405 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104, 1406 &rtl2832u_props, "Digivox Micro Hd", NULL) }, 1407 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620, 1408 &rtl2832u_props, "Compro VideoMate U620F", NULL) }, 1409 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394, 1410 &rtl2832u_props, "MaxMedia HU394-T", NULL) }, 1411 { } 1412 }; 1413 MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table); 1414 1415 static struct usb_driver rtl28xxu_usb_driver = { 1416 .name = KBUILD_MODNAME, 1417 .id_table = rtl28xxu_id_table, 1418 .probe = dvb_usbv2_probe, 1419 .disconnect = dvb_usbv2_disconnect, 1420 .suspend = dvb_usbv2_suspend, 1421 .resume = dvb_usbv2_resume, 1422 .reset_resume = dvb_usbv2_reset_resume, 1423 .no_dynamic_id = 1, 1424 .soft_unbind = 1, 1425 }; 1426 1427 module_usb_driver(rtl28xxu_usb_driver); 1428 1429 MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver"); 1430 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); 1431 MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>"); 1432 MODULE_LICENSE("GPL"); 1433