1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Realtek RTL28xxU DVB USB driver 4 * 5 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi> 6 * Copyright (C) 2011 Antti Palosaari <crope@iki.fi> 7 * Copyright (C) 2012 Thomas Mair <thomas.mair86@googlemail.com> 8 */ 9 10#include "rtl28xxu.h" 11 12static int rtl28xxu_disable_rc; 13module_param_named(disable_rc, rtl28xxu_disable_rc, int, 0644); 14MODULE_PARM_DESC(disable_rc, "disable RTL2832U remote controller"); 15DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 16 17static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req) 18{ 19 struct rtl28xxu_dev *dev = d->priv; 20 int ret; 21 unsigned int pipe; 22 u8 requesttype; 23 24 mutex_lock(&d->usb_mutex); 25 26 if (req->size > sizeof(dev->buf)) { 27 dev_err(&d->intf->dev, "too large message %u\n", req->size); 28 ret = -EINVAL; 29 goto err_mutex_unlock; 30 } 31 32 if (req->index & CMD_WR_FLAG) { 33 /* write */ 34 memcpy(dev->buf, req->data, req->size); 35 requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT); 36 pipe = usb_sndctrlpipe(d->udev, 0); 37 } else { 38 /* read */ 39 requesttype = (USB_TYPE_VENDOR | USB_DIR_IN); 40 41 /* 42 * Zero-length transfers must use usb_sndctrlpipe() and 43 * rtl28xxu_identify_state() uses a zero-length i2c read 44 * command to determine the chip type. 45 */ 46 if (req->size) 47 pipe = usb_rcvctrlpipe(d->udev, 0); 48 else 49 pipe = usb_sndctrlpipe(d->udev, 0); 50 } 51 52 ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value, 53 req->index, dev->buf, req->size, 1000); 54 dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value, 55 req->index, dev->buf, req->size); 56 if (ret < 0) 57 goto err_mutex_unlock; 58 59 /* read request, copy returned data to return buf */ 60 if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN)) 61 memcpy(req->data, dev->buf, req->size); 62 63 mutex_unlock(&d->usb_mutex); 64 65 return 0; 66err_mutex_unlock: 67 mutex_unlock(&d->usb_mutex); 68 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 69 return ret; 70} 71 72static int rtl28xxu_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len) 73{ 74 struct rtl28xxu_req req; 75 76 if (reg < 0x3000) 77 req.index = CMD_USB_WR; 78 else if (reg < 0x4000) 79 req.index = CMD_SYS_WR; 80 else 81 req.index = CMD_IR_WR; 82 83 req.value = reg; 84 req.size = len; 85 req.data = val; 86 87 return rtl28xxu_ctrl_msg(d, &req); 88} 89 90static int rtl28xxu_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len) 91{ 92 struct rtl28xxu_req req; 93 94 if (reg < 0x3000) 95 req.index = CMD_USB_RD; 96 else if (reg < 0x4000) 97 req.index = CMD_SYS_RD; 98 else 99 req.index = CMD_IR_RD; 100 101 req.value = reg; 102 req.size = len; 103 req.data = val; 104 105 return rtl28xxu_ctrl_msg(d, &req); 106} 107 108static int rtl28xxu_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val) 109{ 110 return rtl28xxu_wr_regs(d, reg, &val, 1); 111} 112 113static int rtl28xxu_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val) 114{ 115 return rtl28xxu_rd_regs(d, reg, val, 1); 116} 117 118static int rtl28xxu_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val, 119 u8 mask) 120{ 121 int ret; 122 u8 tmp; 123 124 /* no need for read if whole reg is written */ 125 if (mask != 0xff) { 126 ret = rtl28xxu_rd_reg(d, reg, &tmp); 127 if (ret) 128 return ret; 129 130 val &= mask; 131 tmp &= ~mask; 132 val |= tmp; 133 } 134 135 return rtl28xxu_wr_reg(d, reg, val); 136} 137 138/* I2C */ 139static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], 140 int num) 141{ 142 int ret; 143 struct dvb_usb_device *d = i2c_get_adapdata(adap); 144 struct rtl28xxu_dev *dev = d->priv; 145 struct rtl28xxu_req req; 146 147 /* 148 * It is not known which are real I2C bus xfer limits, but testing 149 * with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes. 150 * TODO: find out RTL2832U lens 151 */ 152 153 /* 154 * I2C adapter logic looks rather complicated due to fact it handles 155 * three different access methods. Those methods are; 156 * 1) integrated demod access 157 * 2) old I2C access 158 * 3) new I2C access 159 * 160 * Used method is selected in order 1, 2, 3. Method 3 can handle all 161 * requests but there is two reasons why not use it always; 162 * 1) It is most expensive, usually two USB messages are needed 163 * 2) At least RTL2831U does not support it 164 * 165 * Method 3 is needed in case of I2C write+read (typical register read) 166 * where write is more than one byte. 167 */ 168 169 if (mutex_lock_interruptible(&d->i2c_mutex) < 0) 170 return -EAGAIN; 171 172 if (num == 2 && !(msg[0].flags & I2C_M_RD) && 173 (msg[1].flags & I2C_M_RD)) { 174 if (msg[0].len > 24 || msg[1].len > 24) { 175 /* TODO: check msg[0].len max */ 176 ret = -EOPNOTSUPP; 177 goto err_mutex_unlock; 178 } else if (msg[0].addr == 0x10) { 179 if (msg[0].len < 1 || msg[1].len < 1) { 180 ret = -EOPNOTSUPP; 181 goto err_mutex_unlock; 182 } 183 /* method 1 - integrated demod */ 184 if (msg[0].buf[0] == 0x00) { 185 /* return demod page from driver cache */ 186 msg[1].buf[0] = dev->page; 187 ret = 0; 188 } else { 189 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1); 190 req.index = CMD_DEMOD_RD | dev->page; 191 req.size = msg[1].len; 192 req.data = &msg[1].buf[0]; 193 ret = rtl28xxu_ctrl_msg(d, &req); 194 } 195 } else if (msg[0].len < 2) { 196 if (msg[0].len < 1) { 197 ret = -EOPNOTSUPP; 198 goto err_mutex_unlock; 199 } 200 /* method 2 - old I2C */ 201 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1); 202 req.index = CMD_I2C_RD; 203 req.size = msg[1].len; 204 req.data = &msg[1].buf[0]; 205 ret = rtl28xxu_ctrl_msg(d, &req); 206 } else { 207 /* method 3 - new I2C */ 208 req.value = (msg[0].addr << 1); 209 req.index = CMD_I2C_DA_WR; 210 req.size = msg[0].len; 211 req.data = msg[0].buf; 212 ret = rtl28xxu_ctrl_msg(d, &req); 213 if (ret) 214 goto err_mutex_unlock; 215 216 req.value = (msg[0].addr << 1); 217 req.index = CMD_I2C_DA_RD; 218 req.size = msg[1].len; 219 req.data = msg[1].buf; 220 ret = rtl28xxu_ctrl_msg(d, &req); 221 } 222 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { 223 if (msg[0].len > 22) { 224 /* TODO: check msg[0].len max */ 225 ret = -EOPNOTSUPP; 226 goto err_mutex_unlock; 227 } else if (msg[0].addr == 0x10) { 228 if (msg[0].len < 1) { 229 ret = -EOPNOTSUPP; 230 goto err_mutex_unlock; 231 } 232 /* method 1 - integrated demod */ 233 if (msg[0].buf[0] == 0x00) { 234 if (msg[0].len < 2) { 235 ret = -EOPNOTSUPP; 236 goto err_mutex_unlock; 237 } 238 /* save demod page for later demod access */ 239 dev->page = msg[0].buf[1]; 240 ret = 0; 241 } else { 242 req.value = (msg[0].buf[0] << 8) | 243 (msg[0].addr << 1); 244 req.index = CMD_DEMOD_WR | dev->page; 245 req.size = msg[0].len-1; 246 req.data = &msg[0].buf[1]; 247 ret = rtl28xxu_ctrl_msg(d, &req); 248 } 249 } else if ((msg[0].len < 23) && (!dev->new_i2c_write)) { 250 if (msg[0].len < 1) { 251 ret = -EOPNOTSUPP; 252 goto err_mutex_unlock; 253 } 254 /* method 2 - old I2C */ 255 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1); 256 req.index = CMD_I2C_WR; 257 req.size = msg[0].len-1; 258 req.data = &msg[0].buf[1]; 259 ret = rtl28xxu_ctrl_msg(d, &req); 260 } else { 261 /* method 3 - new I2C */ 262 req.value = (msg[0].addr << 1); 263 req.index = CMD_I2C_DA_WR; 264 req.size = msg[0].len; 265 req.data = msg[0].buf; 266 ret = rtl28xxu_ctrl_msg(d, &req); 267 } 268 } else if (num == 1 && (msg[0].flags & I2C_M_RD)) { 269 req.value = (msg[0].addr << 1); 270 req.index = CMD_I2C_DA_RD; 271 req.size = msg[0].len; 272 req.data = msg[0].buf; 273 ret = rtl28xxu_ctrl_msg(d, &req); 274 } else { 275 ret = -EOPNOTSUPP; 276 } 277 278 /* Retry failed I2C messages */ 279 if (ret == -EPIPE) 280 ret = -EAGAIN; 281 282err_mutex_unlock: 283 mutex_unlock(&d->i2c_mutex); 284 285 return ret ? ret : num; 286} 287 288static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter) 289{ 290 return I2C_FUNC_I2C; 291} 292 293static struct i2c_algorithm rtl28xxu_i2c_algo = { 294 .master_xfer = rtl28xxu_i2c_xfer, 295 .functionality = rtl28xxu_i2c_func, 296}; 297 298static int rtl2831u_read_config(struct dvb_usb_device *d) 299{ 300 struct rtl28xxu_dev *dev = d_to_priv(d); 301 int ret; 302 u8 buf[1]; 303 /* open RTL2831U/RTL2830 I2C gate */ 304 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"}; 305 /* tuner probes */ 306 struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf}; 307 struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf}; 308 309 dev_dbg(&d->intf->dev, "\n"); 310 311 /* 312 * RTL2831U GPIOs 313 * ========================================================= 314 * GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?) 315 * GPIO2 | LED | 0 off | 1 on | 316 * GPIO4 | tuner#1 | 0 on | 1 off | MT2060 317 */ 318 319 /* GPIO direction */ 320 ret = rtl28xxu_wr_reg(d, SYS_GPIO_DIR, 0x0a); 321 if (ret) 322 goto err; 323 324 /* enable as output GPIO0, GPIO2, GPIO4 */ 325 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_EN, 0x15); 326 if (ret) 327 goto err; 328 329 /* 330 * Probe used tuner. We need to know used tuner before demod attach 331 * since there is some demod params needed to set according to tuner. 332 */ 333 334 /* demod needs some time to wake up */ 335 msleep(20); 336 337 dev->tuner_name = "NONE"; 338 339 /* open demod I2C gate */ 340 ret = rtl28xxu_ctrl_msg(d, &req_gate_open); 341 if (ret) 342 goto err; 343 344 /* check QT1010 ID(?) register; reg=0f val=2c */ 345 ret = rtl28xxu_ctrl_msg(d, &req_qt1010); 346 if (ret == 0 && buf[0] == 0x2c) { 347 dev->tuner = TUNER_RTL2830_QT1010; 348 dev->tuner_name = "QT1010"; 349 goto found; 350 } 351 352 /* open demod I2C gate */ 353 ret = rtl28xxu_ctrl_msg(d, &req_gate_open); 354 if (ret) 355 goto err; 356 357 /* check MT2060 ID register; reg=00 val=63 */ 358 ret = rtl28xxu_ctrl_msg(d, &req_mt2060); 359 if (ret == 0 && buf[0] == 0x63) { 360 dev->tuner = TUNER_RTL2830_MT2060; 361 dev->tuner_name = "MT2060"; 362 goto found; 363 } 364 365 /* assume MXL5005S */ 366 dev->tuner = TUNER_RTL2830_MXL5005S; 367 dev->tuner_name = "MXL5005S"; 368 goto found; 369 370found: 371 dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name); 372 373 return 0; 374err: 375 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 376 return ret; 377} 378 379static int rtl2832u_read_config(struct dvb_usb_device *d) 380{ 381 struct rtl28xxu_dev *dev = d_to_priv(d); 382 int ret; 383 u8 buf[2]; 384 /* open RTL2832U/RTL2832 I2C gate */ 385 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"}; 386 /* close RTL2832U/RTL2832 I2C gate */ 387 struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"}; 388 /* tuner probes */ 389 struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf}; 390 struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf}; 391 struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf}; 392 struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf}; 393 struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf}; 394 struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf}; 395 struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf}; 396 struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf}; 397 struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf}; 398 struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf}; 399 struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf}; 400 struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf}; 401 struct rtl28xxu_req req_mn88472 = {0xff38, CMD_I2C_RD, 1, buf}; 402 struct rtl28xxu_req req_mn88473 = {0xff38, CMD_I2C_RD, 1, buf}; 403 struct rtl28xxu_req req_cxd2837er = {0xfdd8, CMD_I2C_RD, 1, buf}; 404 struct rtl28xxu_req req_si2157 = {0x00c0, CMD_I2C_RD, 1, buf}; 405 struct rtl28xxu_req req_si2168 = {0x00c8, CMD_I2C_RD, 1, buf}; 406 407 dev_dbg(&d->intf->dev, "\n"); 408 409 /* enable GPIO3 and GPIO6 as output */ 410 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40); 411 if (ret) 412 goto err; 413 414 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48); 415 if (ret) 416 goto err; 417 418 /* 419 * Probe used tuner. We need to know used tuner before demod attach 420 * since there is some demod params needed to set according to tuner. 421 */ 422 423 /* open demod I2C gate */ 424 ret = rtl28xxu_ctrl_msg(d, &req_gate_open); 425 if (ret) 426 goto err; 427 428 dev->tuner_name = "NONE"; 429 430 /* check FC0012 ID register; reg=00 val=a1 */ 431 ret = rtl28xxu_ctrl_msg(d, &req_fc0012); 432 if (ret == 0 && buf[0] == 0xa1) { 433 dev->tuner = TUNER_RTL2832_FC0012; 434 dev->tuner_name = "FC0012"; 435 goto tuner_found; 436 } 437 438 /* check FC0013 ID register; reg=00 val=a3 */ 439 ret = rtl28xxu_ctrl_msg(d, &req_fc0013); 440 if (ret == 0 && buf[0] == 0xa3) { 441 dev->tuner = TUNER_RTL2832_FC0013; 442 dev->tuner_name = "FC0013"; 443 goto tuner_found; 444 } 445 446 /* check MT2266 ID register; reg=00 val=85 */ 447 ret = rtl28xxu_ctrl_msg(d, &req_mt2266); 448 if (ret == 0 && buf[0] == 0x85) { 449 dev->tuner = TUNER_RTL2832_MT2266; 450 dev->tuner_name = "MT2266"; 451 goto tuner_found; 452 } 453 454 /* check FC2580 ID register; reg=01 val=56 */ 455 ret = rtl28xxu_ctrl_msg(d, &req_fc2580); 456 if (ret == 0 && buf[0] == 0x56) { 457 dev->tuner = TUNER_RTL2832_FC2580; 458 dev->tuner_name = "FC2580"; 459 goto tuner_found; 460 } 461 462 /* check MT2063 ID register; reg=00 val=9e || 9c */ 463 ret = rtl28xxu_ctrl_msg(d, &req_mt2063); 464 if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) { 465 dev->tuner = TUNER_RTL2832_MT2063; 466 dev->tuner_name = "MT2063"; 467 goto tuner_found; 468 } 469 470 /* check MAX3543 ID register; reg=00 val=38 */ 471 ret = rtl28xxu_ctrl_msg(d, &req_max3543); 472 if (ret == 0 && buf[0] == 0x38) { 473 dev->tuner = TUNER_RTL2832_MAX3543; 474 dev->tuner_name = "MAX3543"; 475 goto tuner_found; 476 } 477 478 /* check TUA9001 ID register; reg=7e val=2328 */ 479 ret = rtl28xxu_ctrl_msg(d, &req_tua9001); 480 if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) { 481 dev->tuner = TUNER_RTL2832_TUA9001; 482 dev->tuner_name = "TUA9001"; 483 goto tuner_found; 484 } 485 486 /* check MXL5007R ID register; reg=d9 val=14 */ 487 ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t); 488 if (ret == 0 && buf[0] == 0x14) { 489 dev->tuner = TUNER_RTL2832_MXL5007T; 490 dev->tuner_name = "MXL5007T"; 491 goto tuner_found; 492 } 493 494 /* check E4000 ID register; reg=02 val=40 */ 495 ret = rtl28xxu_ctrl_msg(d, &req_e4000); 496 if (ret == 0 && buf[0] == 0x40) { 497 dev->tuner = TUNER_RTL2832_E4000; 498 dev->tuner_name = "E4000"; 499 goto tuner_found; 500 } 501 502 /* check TDA18272 ID register; reg=00 val=c760 */ 503 ret = rtl28xxu_ctrl_msg(d, &req_tda18272); 504 if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) { 505 dev->tuner = TUNER_RTL2832_TDA18272; 506 dev->tuner_name = "TDA18272"; 507 goto tuner_found; 508 } 509 510 /* check R820T ID register; reg=00 val=69 */ 511 ret = rtl28xxu_ctrl_msg(d, &req_r820t); 512 if (ret == 0 && buf[0] == 0x69) { 513 dev->tuner = TUNER_RTL2832_R820T; 514 dev->tuner_name = "R820T"; 515 goto tuner_found; 516 } 517 518 /* check R828D ID register; reg=00 val=69 */ 519 ret = rtl28xxu_ctrl_msg(d, &req_r828d); 520 if (ret == 0 && buf[0] == 0x69) { 521 dev->tuner = TUNER_RTL2832_R828D; 522 dev->tuner_name = "R828D"; 523 goto tuner_found; 524 } 525 526 /* GPIO0 and GPIO5 to reset Si2157/Si2168 tuner and demod */ 527 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x00, 0x21); 528 if (ret) 529 goto err; 530 531 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x00, 0x21); 532 if (ret) 533 goto err; 534 535 msleep(50); 536 537 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x21, 0x21); 538 if (ret) 539 goto err; 540 541 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x21, 0x21); 542 if (ret) 543 goto err; 544 545 msleep(50); 546 547 /* check Si2157 ID register; reg=c0 val=80 */ 548 ret = rtl28xxu_ctrl_msg(d, &req_si2157); 549 if (ret == 0 && ((buf[0] & 0x80) == 0x80)) { 550 dev->tuner = TUNER_RTL2832_SI2157; 551 dev->tuner_name = "SI2157"; 552 goto tuner_found; 553 } 554 555tuner_found: 556 dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name); 557 558 /* probe slave demod */ 559 if (dev->tuner == TUNER_RTL2832_R828D) { 560 /* power off slave demod on GPIO0 to reset CXD2837ER */ 561 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x00, 0x01); 562 if (ret) 563 goto err; 564 565 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x00, 0x01); 566 if (ret) 567 goto err; 568 569 msleep(50); 570 571 /* power on slave demod on GPIO0 */ 572 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x01, 0x01); 573 if (ret) 574 goto err; 575 576 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x01); 577 if (ret) 578 goto err; 579 580 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x01, 0x01); 581 if (ret) 582 goto err; 583 584 /* slave demod needs some time to wake up */ 585 msleep(20); 586 587 /* check slave answers */ 588 ret = rtl28xxu_ctrl_msg(d, &req_mn88472); 589 if (ret == 0 && buf[0] == 0x02) { 590 dev_dbg(&d->intf->dev, "MN88472 found\n"); 591 dev->slave_demod = SLAVE_DEMOD_MN88472; 592 goto demod_found; 593 } 594 595 ret = rtl28xxu_ctrl_msg(d, &req_mn88473); 596 if (ret == 0 && buf[0] == 0x03) { 597 dev_dbg(&d->intf->dev, "MN88473 found\n"); 598 dev->slave_demod = SLAVE_DEMOD_MN88473; 599 goto demod_found; 600 } 601 602 ret = rtl28xxu_ctrl_msg(d, &req_cxd2837er); 603 if (ret == 0 && buf[0] == 0xb1) { 604 dev_dbg(&d->intf->dev, "CXD2837ER found\n"); 605 dev->slave_demod = SLAVE_DEMOD_CXD2837ER; 606 goto demod_found; 607 } 608 } 609 if (dev->tuner == TUNER_RTL2832_SI2157) { 610 /* check Si2168 ID register; reg=c8 val=80 */ 611 ret = rtl28xxu_ctrl_msg(d, &req_si2168); 612 if (ret == 0 && ((buf[0] & 0x80) == 0x80)) { 613 dev_dbg(&d->intf->dev, "Si2168 found\n"); 614 dev->slave_demod = SLAVE_DEMOD_SI2168; 615 goto demod_found; 616 } 617 } 618 619demod_found: 620 /* close demod I2C gate */ 621 ret = rtl28xxu_ctrl_msg(d, &req_gate_close); 622 if (ret < 0) 623 goto err; 624 625 return 0; 626err: 627 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 628 return ret; 629} 630 631static int rtl28xxu_read_config(struct dvb_usb_device *d) 632{ 633 struct rtl28xxu_dev *dev = d_to_priv(d); 634 635 if (dev->chip_id == CHIP_ID_RTL2831U) 636 return rtl2831u_read_config(d); 637 else 638 return rtl2832u_read_config(d); 639} 640 641static int rtl28xxu_identify_state(struct dvb_usb_device *d, const char **name) 642{ 643 struct rtl28xxu_dev *dev = d_to_priv(d); 644 int ret; 645 struct rtl28xxu_req req_demod_i2c = {0x0020, CMD_I2C_DA_RD, 0, NULL}; 646 647 dev_dbg(&d->intf->dev, "\n"); 648 649 /* 650 * Detect chip type using I2C command that is not supported 651 * by old RTL2831U. 652 */ 653 ret = rtl28xxu_ctrl_msg(d, &req_demod_i2c); 654 if (ret == -EPIPE) { 655 dev->chip_id = CHIP_ID_RTL2831U; 656 } else if (ret == 0) { 657 dev->chip_id = CHIP_ID_RTL2832U; 658 } else { 659 dev_err(&d->intf->dev, "chip type detection failed %d\n", ret); 660 goto err; 661 } 662 dev_dbg(&d->intf->dev, "chip_id=%u\n", dev->chip_id); 663 664 /* Retry failed I2C messages */ 665 d->i2c_adap.retries = 3; 666 d->i2c_adap.timeout = msecs_to_jiffies(10); 667 668 return WARM; 669err: 670 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 671 return ret; 672} 673 674static const struct rtl2830_platform_data rtl2830_mt2060_platform_data = { 675 .clk = 28800000, 676 .spec_inv = 1, 677 .vtop = 0x20, 678 .krf = 0x04, 679 .agc_targ_val = 0x2d, 680 681}; 682 683static const struct rtl2830_platform_data rtl2830_qt1010_platform_data = { 684 .clk = 28800000, 685 .spec_inv = 1, 686 .vtop = 0x20, 687 .krf = 0x04, 688 .agc_targ_val = 0x2d, 689}; 690 691static const struct rtl2830_platform_data rtl2830_mxl5005s_platform_data = { 692 .clk = 28800000, 693 .spec_inv = 0, 694 .vtop = 0x3f, 695 .krf = 0x04, 696 .agc_targ_val = 0x3e, 697}; 698 699static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap) 700{ 701 struct dvb_usb_device *d = adap_to_d(adap); 702 struct rtl28xxu_dev *dev = d_to_priv(d); 703 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data; 704 struct i2c_board_info board_info; 705 struct i2c_client *client; 706 int ret; 707 708 dev_dbg(&d->intf->dev, "\n"); 709 710 switch (dev->tuner) { 711 case TUNER_RTL2830_QT1010: 712 *pdata = rtl2830_qt1010_platform_data; 713 break; 714 case TUNER_RTL2830_MT2060: 715 *pdata = rtl2830_mt2060_platform_data; 716 break; 717 case TUNER_RTL2830_MXL5005S: 718 *pdata = rtl2830_mxl5005s_platform_data; 719 break; 720 default: 721 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name); 722 ret = -ENODEV; 723 goto err; 724 } 725 726 /* attach demodulator */ 727 memset(&board_info, 0, sizeof(board_info)); 728 strscpy(board_info.type, "rtl2830", I2C_NAME_SIZE); 729 board_info.addr = 0x10; 730 board_info.platform_data = pdata; 731 request_module("%s", board_info.type); 732 client = i2c_new_client_device(&d->i2c_adap, &board_info); 733 if (!i2c_client_has_driver(client)) { 734 ret = -ENODEV; 735 goto err; 736 } 737 738 if (!try_module_get(client->dev.driver->owner)) { 739 i2c_unregister_device(client); 740 ret = -ENODEV; 741 goto err; 742 } 743 744 adap->fe[0] = pdata->get_dvb_frontend(client); 745 dev->demod_i2c_adapter = pdata->get_i2c_adapter(client); 746 747 dev->i2c_client_demod = client; 748 749 return 0; 750err: 751 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 752 return ret; 753} 754 755static const struct rtl2832_platform_data rtl2832_fc2580_platform_data = { 756 .clk = 28800000, 757 .tuner = TUNER_RTL2832_FC2580, 758}; 759 760static const struct rtl2832_platform_data rtl2832_fc0012_platform_data = { 761 .clk = 28800000, 762 .tuner = TUNER_RTL2832_FC0012 763}; 764 765static const struct rtl2832_platform_data rtl2832_fc0013_platform_data = { 766 .clk = 28800000, 767 .tuner = TUNER_RTL2832_FC0013 768}; 769 770static const struct rtl2832_platform_data rtl2832_tua9001_platform_data = { 771 .clk = 28800000, 772 .tuner = TUNER_RTL2832_TUA9001, 773}; 774 775static const struct rtl2832_platform_data rtl2832_e4000_platform_data = { 776 .clk = 28800000, 777 .tuner = TUNER_RTL2832_E4000, 778}; 779 780static const struct rtl2832_platform_data rtl2832_r820t_platform_data = { 781 .clk = 28800000, 782 .tuner = TUNER_RTL2832_R820T, 783}; 784 785static const struct rtl2832_platform_data rtl2832_si2157_platform_data = { 786 .clk = 28800000, 787 .tuner = TUNER_RTL2832_SI2157, 788}; 789 790static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d, 791 int cmd, int arg) 792{ 793 int ret; 794 u8 val; 795 796 dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg); 797 798 switch (cmd) { 799 case FC_FE_CALLBACK_VHF_ENABLE: 800 /* set output values */ 801 ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &val); 802 if (ret) 803 goto err; 804 805 if (arg) 806 val &= 0xbf; /* set GPIO6 low */ 807 else 808 val |= 0x40; /* set GPIO6 high */ 809 810 811 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, val); 812 if (ret) 813 goto err; 814 break; 815 default: 816 ret = -EINVAL; 817 goto err; 818 } 819 return 0; 820err: 821 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 822 return ret; 823} 824 825static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d, 826 int cmd, int arg) 827{ 828 int ret; 829 u8 val; 830 831 dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg); 832 833 /* 834 * CEN always enabled by hardware wiring 835 * RESETN GPIO4 836 * RXEN GPIO1 837 */ 838 839 switch (cmd) { 840 case TUA9001_CMD_RESETN: 841 if (arg) 842 val = (1 << 4); 843 else 844 val = (0 << 4); 845 846 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10); 847 if (ret) 848 goto err; 849 break; 850 case TUA9001_CMD_RXEN: 851 if (arg) 852 val = (1 << 1); 853 else 854 val = (0 << 1); 855 856 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02); 857 if (ret) 858 goto err; 859 break; 860 } 861 862 return 0; 863err: 864 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 865 return ret; 866} 867 868static int rtl2832u_frontend_callback(void *adapter_priv, int component, 869 int cmd, int arg) 870{ 871 struct i2c_adapter *adapter = adapter_priv; 872 struct device *parent = adapter->dev.parent; 873 struct i2c_adapter *parent_adapter; 874 struct dvb_usb_device *d; 875 struct rtl28xxu_dev *dev; 876 877 /* 878 * All tuners are connected to demod muxed I2C adapter. We have to 879 * resolve its parent adapter in order to get handle for this driver 880 * private data. That is a bit hackish solution, GPIO or direct driver 881 * callback would be better... 882 */ 883 if (parent != NULL && parent->type == &i2c_adapter_type) 884 parent_adapter = to_i2c_adapter(parent); 885 else 886 return -EINVAL; 887 888 d = i2c_get_adapdata(parent_adapter); 889 dev = d->priv; 890 891 dev_dbg(&d->intf->dev, "component=%d cmd=%d arg=%d\n", 892 component, cmd, arg); 893 894 switch (component) { 895 case DVB_FRONTEND_COMPONENT_TUNER: 896 switch (dev->tuner) { 897 case TUNER_RTL2832_FC0012: 898 return rtl2832u_fc0012_tuner_callback(d, cmd, arg); 899 case TUNER_RTL2832_TUA9001: 900 return rtl2832u_tua9001_tuner_callback(d, cmd, arg); 901 } 902 } 903 904 return 0; 905} 906 907static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap) 908{ 909 struct dvb_usb_device *d = adap_to_d(adap); 910 struct rtl28xxu_dev *dev = d_to_priv(d); 911 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data; 912 struct i2c_board_info board_info; 913 struct i2c_client *client; 914 int ret; 915 916 dev_dbg(&d->intf->dev, "\n"); 917 918 switch (dev->tuner) { 919 case TUNER_RTL2832_FC0012: 920 *pdata = rtl2832_fc0012_platform_data; 921 break; 922 case TUNER_RTL2832_FC0013: 923 *pdata = rtl2832_fc0013_platform_data; 924 break; 925 case TUNER_RTL2832_FC2580: 926 *pdata = rtl2832_fc2580_platform_data; 927 break; 928 case TUNER_RTL2832_TUA9001: 929 *pdata = rtl2832_tua9001_platform_data; 930 break; 931 case TUNER_RTL2832_E4000: 932 *pdata = rtl2832_e4000_platform_data; 933 break; 934 case TUNER_RTL2832_R820T: 935 case TUNER_RTL2832_R828D: 936 *pdata = rtl2832_r820t_platform_data; 937 break; 938 case TUNER_RTL2832_SI2157: 939 *pdata = rtl2832_si2157_platform_data; 940 break; 941 default: 942 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name); 943 ret = -ENODEV; 944 goto err; 945 } 946 947 /* attach demodulator */ 948 memset(&board_info, 0, sizeof(board_info)); 949 strscpy(board_info.type, "rtl2832", I2C_NAME_SIZE); 950 board_info.addr = 0x10; 951 board_info.platform_data = pdata; 952 request_module("%s", board_info.type); 953 client = i2c_new_client_device(&d->i2c_adap, &board_info); 954 if (!i2c_client_has_driver(client)) { 955 ret = -ENODEV; 956 goto err; 957 } 958 959 if (!try_module_get(client->dev.driver->owner)) { 960 i2c_unregister_device(client); 961 ret = -ENODEV; 962 goto err; 963 } 964 965 adap->fe[0] = pdata->get_dvb_frontend(client); 966 dev->demod_i2c_adapter = pdata->get_i2c_adapter(client); 967 968 dev->i2c_client_demod = client; 969 970 /* set fe callback */ 971 adap->fe[0]->callback = rtl2832u_frontend_callback; 972 973 if (dev->slave_demod) { 974 struct i2c_board_info info = {}; 975 976 /* 977 * We continue on reduced mode, without DVB-T2/C, using master 978 * demod, when slave demod fails. 979 */ 980 ret = 0; 981 982 /* attach slave demodulator */ 983 if (dev->slave_demod == SLAVE_DEMOD_MN88472) { 984 struct mn88472_config mn88472_config = {}; 985 986 mn88472_config.fe = &adap->fe[1]; 987 mn88472_config.i2c_wr_max = 22, 988 strscpy(info.type, "mn88472", I2C_NAME_SIZE); 989 mn88472_config.xtal = 20500000; 990 mn88472_config.ts_mode = SERIAL_TS_MODE; 991 mn88472_config.ts_clock = VARIABLE_TS_CLOCK; 992 info.addr = 0x18; 993 info.platform_data = &mn88472_config; 994 request_module(info.type); 995 client = i2c_new_client_device(&d->i2c_adap, &info); 996 if (!i2c_client_has_driver(client)) { 997 dev->slave_demod = SLAVE_DEMOD_NONE; 998 goto err_slave_demod_failed; 999 } 1000 1001 if (!try_module_get(client->dev.driver->owner)) { 1002 i2c_unregister_device(client); 1003 dev->slave_demod = SLAVE_DEMOD_NONE; 1004 goto err_slave_demod_failed; 1005 } 1006 1007 dev->i2c_client_slave_demod = client; 1008 } else if (dev->slave_demod == SLAVE_DEMOD_MN88473) { 1009 struct mn88473_config mn88473_config = {}; 1010 1011 mn88473_config.fe = &adap->fe[1]; 1012 mn88473_config.i2c_wr_max = 22, 1013 strscpy(info.type, "mn88473", I2C_NAME_SIZE); 1014 info.addr = 0x18; 1015 info.platform_data = &mn88473_config; 1016 request_module(info.type); 1017 client = i2c_new_client_device(&d->i2c_adap, &info); 1018 if (!i2c_client_has_driver(client)) { 1019 dev->slave_demod = SLAVE_DEMOD_NONE; 1020 goto err_slave_demod_failed; 1021 } 1022 1023 if (!try_module_get(client->dev.driver->owner)) { 1024 i2c_unregister_device(client); 1025 dev->slave_demod = SLAVE_DEMOD_NONE; 1026 goto err_slave_demod_failed; 1027 } 1028 1029 dev->i2c_client_slave_demod = client; 1030 } else if (dev->slave_demod == SLAVE_DEMOD_CXD2837ER) { 1031 struct cxd2841er_config cxd2837er_config = {}; 1032 1033 cxd2837er_config.i2c_addr = 0xd8; 1034 cxd2837er_config.xtal = SONY_XTAL_20500; 1035 cxd2837er_config.flags = (CXD2841ER_AUTO_IFHZ | 1036 CXD2841ER_NO_AGCNEG | CXD2841ER_TSBITS | 1037 CXD2841ER_EARLY_TUNE | CXD2841ER_TS_SERIAL); 1038 adap->fe[1] = dvb_attach(cxd2841er_attach_t_c, 1039 &cxd2837er_config, 1040 &d->i2c_adap); 1041 if (!adap->fe[1]) { 1042 dev->slave_demod = SLAVE_DEMOD_NONE; 1043 goto err_slave_demod_failed; 1044 } 1045 adap->fe[1]->id = 1; 1046 dev->i2c_client_slave_demod = NULL; 1047 } else { 1048 struct si2168_config si2168_config = {}; 1049 struct i2c_adapter *adapter; 1050 1051 si2168_config.i2c_adapter = &adapter; 1052 si2168_config.fe = &adap->fe[1]; 1053 si2168_config.ts_mode = SI2168_TS_SERIAL; 1054 si2168_config.ts_clock_inv = false; 1055 si2168_config.ts_clock_gapped = true; 1056 strscpy(info.type, "si2168", I2C_NAME_SIZE); 1057 info.addr = 0x64; 1058 info.platform_data = &si2168_config; 1059 request_module(info.type); 1060 client = i2c_new_client_device(&d->i2c_adap, &info); 1061 if (!i2c_client_has_driver(client)) { 1062 dev->slave_demod = SLAVE_DEMOD_NONE; 1063 goto err_slave_demod_failed; 1064 } 1065 1066 if (!try_module_get(client->dev.driver->owner)) { 1067 i2c_unregister_device(client); 1068 dev->slave_demod = SLAVE_DEMOD_NONE; 1069 goto err_slave_demod_failed; 1070 } 1071 1072 dev->i2c_client_slave_demod = client; 1073 1074 /* for Si2168 devices use only new I2C write method */ 1075 dev->new_i2c_write = true; 1076 } 1077 } 1078 return 0; 1079err_slave_demod_failed: 1080err: 1081 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1082 return ret; 1083} 1084 1085static int rtl28xxu_frontend_attach(struct dvb_usb_adapter *adap) 1086{ 1087 struct rtl28xxu_dev *dev = adap_to_priv(adap); 1088 1089 if (dev->chip_id == CHIP_ID_RTL2831U) 1090 return rtl2831u_frontend_attach(adap); 1091 else 1092 return rtl2832u_frontend_attach(adap); 1093} 1094 1095static int rtl28xxu_frontend_detach(struct dvb_usb_adapter *adap) 1096{ 1097 struct dvb_usb_device *d = adap_to_d(adap); 1098 struct rtl28xxu_dev *dev = d_to_priv(d); 1099 struct i2c_client *client; 1100 1101 dev_dbg(&d->intf->dev, "\n"); 1102 1103 /* remove I2C slave demod */ 1104 client = dev->i2c_client_slave_demod; 1105 if (client) { 1106 module_put(client->dev.driver->owner); 1107 i2c_unregister_device(client); 1108 } 1109 1110 /* remove I2C demod */ 1111 client = dev->i2c_client_demod; 1112 if (client) { 1113 module_put(client->dev.driver->owner); 1114 i2c_unregister_device(client); 1115 } 1116 1117 return 0; 1118} 1119 1120static struct qt1010_config rtl28xxu_qt1010_config = { 1121 .i2c_address = 0x62, /* 0xc4 */ 1122}; 1123 1124static struct mt2060_config rtl28xxu_mt2060_config = { 1125 .i2c_address = 0x60, /* 0xc0 */ 1126 .clock_out = 0, 1127}; 1128 1129static struct mxl5005s_config rtl28xxu_mxl5005s_config = { 1130 .i2c_address = 0x63, /* 0xc6 */ 1131 .if_freq = IF_FREQ_4570000HZ, 1132 .xtal_freq = CRYSTAL_FREQ_16000000HZ, 1133 .agc_mode = MXL_SINGLE_AGC, 1134 .tracking_filter = MXL_TF_C_H, 1135 .rssi_enable = MXL_RSSI_ENABLE, 1136 .cap_select = MXL_CAP_SEL_ENABLE, 1137 .div_out = MXL_DIV_OUT_4, 1138 .clock_out = MXL_CLOCK_OUT_DISABLE, 1139 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM, 1140 .top = MXL5005S_TOP_25P2, 1141 .mod_mode = MXL_DIGITAL_MODE, 1142 .if_mode = MXL_ZERO_IF, 1143 .AgcMasterByte = 0x00, 1144}; 1145 1146static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap) 1147{ 1148 int ret; 1149 struct dvb_usb_device *d = adap_to_d(adap); 1150 struct rtl28xxu_dev *dev = d_to_priv(d); 1151 struct dvb_frontend *fe; 1152 1153 dev_dbg(&d->intf->dev, "\n"); 1154 1155 switch (dev->tuner) { 1156 case TUNER_RTL2830_QT1010: 1157 fe = dvb_attach(qt1010_attach, adap->fe[0], 1158 dev->demod_i2c_adapter, 1159 &rtl28xxu_qt1010_config); 1160 break; 1161 case TUNER_RTL2830_MT2060: 1162 fe = dvb_attach(mt2060_attach, adap->fe[0], 1163 dev->demod_i2c_adapter, 1164 &rtl28xxu_mt2060_config, 1220); 1165 break; 1166 case TUNER_RTL2830_MXL5005S: 1167 fe = dvb_attach(mxl5005s_attach, adap->fe[0], 1168 dev->demod_i2c_adapter, 1169 &rtl28xxu_mxl5005s_config); 1170 break; 1171 default: 1172 fe = NULL; 1173 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner); 1174 } 1175 1176 if (fe == NULL) { 1177 ret = -ENODEV; 1178 goto err; 1179 } 1180 1181 return 0; 1182err: 1183 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1184 return ret; 1185} 1186 1187static const struct fc0012_config rtl2832u_fc0012_config = { 1188 .i2c_address = 0x63, /* 0xc6 >> 1 */ 1189 .xtal_freq = FC_XTAL_28_8_MHZ, 1190}; 1191 1192static const struct r820t_config rtl2832u_r820t_config = { 1193 .i2c_addr = 0x1a, 1194 .xtal = 28800000, 1195 .max_i2c_msg_len = 2, 1196 .rafael_chip = CHIP_R820T, 1197}; 1198 1199static const struct r820t_config rtl2832u_r828d_config = { 1200 .i2c_addr = 0x3a, 1201 .xtal = 16000000, 1202 .max_i2c_msg_len = 2, 1203 .rafael_chip = CHIP_R828D, 1204}; 1205 1206static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap) 1207{ 1208 int ret; 1209 struct dvb_usb_device *d = adap_to_d(adap); 1210 struct rtl28xxu_dev *dev = d_to_priv(d); 1211 struct dvb_frontend *fe = NULL; 1212 struct i2c_board_info info; 1213 struct i2c_client *client; 1214 struct v4l2_subdev *subdev = NULL; 1215 struct platform_device *pdev; 1216 struct rtl2832_sdr_platform_data pdata; 1217 1218 dev_dbg(&d->intf->dev, "\n"); 1219 1220 memset(&info, 0, sizeof(struct i2c_board_info)); 1221 memset(&pdata, 0, sizeof(pdata)); 1222 1223 switch (dev->tuner) { 1224 case TUNER_RTL2832_FC0012: 1225 fe = dvb_attach(fc0012_attach, adap->fe[0], 1226 dev->demod_i2c_adapter, &rtl2832u_fc0012_config); 1227 1228 /* since fc0012 includs reading the signal strength delegate 1229 * that to the tuner driver */ 1230 adap->fe[0]->ops.read_signal_strength = 1231 adap->fe[0]->ops.tuner_ops.get_rf_strength; 1232 break; 1233 case TUNER_RTL2832_FC0013: 1234 fe = dvb_attach(fc0013_attach, adap->fe[0], 1235 dev->demod_i2c_adapter, 0xc6>>1, 0, FC_XTAL_28_8_MHZ); 1236 1237 /* fc0013 also supports signal strength reading */ 1238 adap->fe[0]->ops.read_signal_strength = 1239 adap->fe[0]->ops.tuner_ops.get_rf_strength; 1240 break; 1241 case TUNER_RTL2832_E4000: { 1242 struct e4000_config e4000_config = { 1243 .fe = adap->fe[0], 1244 .clock = 28800000, 1245 }; 1246 1247 strscpy(info.type, "e4000", I2C_NAME_SIZE); 1248 info.addr = 0x64; 1249 info.platform_data = &e4000_config; 1250 1251 request_module(info.type); 1252 client = i2c_new_client_device(dev->demod_i2c_adapter, 1253 &info); 1254 if (!i2c_client_has_driver(client)) 1255 break; 1256 1257 if (!try_module_get(client->dev.driver->owner)) { 1258 i2c_unregister_device(client); 1259 break; 1260 } 1261 1262 dev->i2c_client_tuner = client; 1263 subdev = i2c_get_clientdata(client); 1264 } 1265 break; 1266 case TUNER_RTL2832_FC2580: { 1267 struct fc2580_platform_data fc2580_pdata = { 1268 .dvb_frontend = adap->fe[0], 1269 }; 1270 struct i2c_board_info board_info = {}; 1271 1272 strscpy(board_info.type, "fc2580", I2C_NAME_SIZE); 1273 board_info.addr = 0x56; 1274 board_info.platform_data = &fc2580_pdata; 1275 request_module("fc2580"); 1276 client = i2c_new_client_device(dev->demod_i2c_adapter, 1277 &board_info); 1278 if (!i2c_client_has_driver(client)) 1279 break; 1280 if (!try_module_get(client->dev.driver->owner)) { 1281 i2c_unregister_device(client); 1282 break; 1283 } 1284 dev->i2c_client_tuner = client; 1285 subdev = fc2580_pdata.get_v4l2_subdev(client); 1286 } 1287 break; 1288 case TUNER_RTL2832_TUA9001: { 1289 struct tua9001_platform_data tua9001_pdata = { 1290 .dvb_frontend = adap->fe[0], 1291 }; 1292 struct i2c_board_info board_info = {}; 1293 1294 /* enable GPIO1 and GPIO4 as output */ 1295 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12); 1296 if (ret) 1297 goto err; 1298 1299 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12); 1300 if (ret) 1301 goto err; 1302 1303 strscpy(board_info.type, "tua9001", I2C_NAME_SIZE); 1304 board_info.addr = 0x60; 1305 board_info.platform_data = &tua9001_pdata; 1306 request_module("tua9001"); 1307 client = i2c_new_client_device(dev->demod_i2c_adapter, 1308 &board_info); 1309 if (!i2c_client_has_driver(client)) 1310 break; 1311 if (!try_module_get(client->dev.driver->owner)) { 1312 i2c_unregister_device(client); 1313 break; 1314 } 1315 dev->i2c_client_tuner = client; 1316 break; 1317 } 1318 case TUNER_RTL2832_R820T: 1319 fe = dvb_attach(r820t_attach, adap->fe[0], 1320 dev->demod_i2c_adapter, 1321 &rtl2832u_r820t_config); 1322 1323 /* Use tuner to get the signal strength */ 1324 adap->fe[0]->ops.read_signal_strength = 1325 adap->fe[0]->ops.tuner_ops.get_rf_strength; 1326 break; 1327 case TUNER_RTL2832_R828D: 1328 fe = dvb_attach(r820t_attach, adap->fe[0], 1329 dev->demod_i2c_adapter, 1330 &rtl2832u_r828d_config); 1331 adap->fe[0]->ops.read_signal_strength = 1332 adap->fe[0]->ops.tuner_ops.get_rf_strength; 1333 1334 if (adap->fe[1]) { 1335 fe = dvb_attach(r820t_attach, adap->fe[1], 1336 dev->demod_i2c_adapter, 1337 &rtl2832u_r828d_config); 1338 adap->fe[1]->ops.read_signal_strength = 1339 adap->fe[1]->ops.tuner_ops.get_rf_strength; 1340 } 1341 break; 1342 case TUNER_RTL2832_SI2157: { 1343 struct si2157_config si2157_config = { 1344 .fe = adap->fe[0], 1345 .if_port = 0, 1346 .inversion = false, 1347 }; 1348 1349 strscpy(info.type, "si2157", I2C_NAME_SIZE); 1350 info.addr = 0x60; 1351 info.platform_data = &si2157_config; 1352 request_module(info.type); 1353 client = i2c_new_client_device(&d->i2c_adap, &info); 1354 if (!i2c_client_has_driver(client)) 1355 break; 1356 1357 if (!try_module_get(client->dev.driver->owner)) { 1358 i2c_unregister_device(client); 1359 break; 1360 } 1361 1362 dev->i2c_client_tuner = client; 1363 subdev = i2c_get_clientdata(client); 1364 1365 /* copy tuner ops for 2nd FE as tuner is shared */ 1366 if (adap->fe[1]) { 1367 adap->fe[1]->tuner_priv = 1368 adap->fe[0]->tuner_priv; 1369 memcpy(&adap->fe[1]->ops.tuner_ops, 1370 &adap->fe[0]->ops.tuner_ops, 1371 sizeof(struct dvb_tuner_ops)); 1372 } 1373 } 1374 break; 1375 default: 1376 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner); 1377 } 1378 if (fe == NULL && dev->i2c_client_tuner == NULL) { 1379 ret = -ENODEV; 1380 goto err; 1381 } 1382 1383 /* register SDR */ 1384 switch (dev->tuner) { 1385 case TUNER_RTL2832_FC2580: 1386 case TUNER_RTL2832_FC0012: 1387 case TUNER_RTL2832_FC0013: 1388 case TUNER_RTL2832_E4000: 1389 case TUNER_RTL2832_R820T: 1390 case TUNER_RTL2832_R828D: 1391 pdata.clk = dev->rtl2832_platform_data.clk; 1392 pdata.tuner = dev->tuner; 1393 pdata.regmap = dev->rtl2832_platform_data.regmap; 1394 pdata.dvb_frontend = adap->fe[0]; 1395 pdata.dvb_usb_device = d; 1396 pdata.v4l2_subdev = subdev; 1397 1398 request_module("%s", "rtl2832_sdr"); 1399 pdev = platform_device_register_data(&d->intf->dev, 1400 "rtl2832_sdr", 1401 PLATFORM_DEVID_AUTO, 1402 &pdata, sizeof(pdata)); 1403 if (IS_ERR(pdev) || pdev->dev.driver == NULL) 1404 break; 1405 dev->platform_device_sdr = pdev; 1406 break; 1407 default: 1408 dev_dbg(&d->intf->dev, "no SDR for tuner=%d\n", dev->tuner); 1409 } 1410 1411 return 0; 1412err: 1413 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1414 return ret; 1415} 1416 1417static int rtl28xxu_tuner_attach(struct dvb_usb_adapter *adap) 1418{ 1419 struct rtl28xxu_dev *dev = adap_to_priv(adap); 1420 1421 if (dev->chip_id == CHIP_ID_RTL2831U) 1422 return rtl2831u_tuner_attach(adap); 1423 else 1424 return rtl2832u_tuner_attach(adap); 1425} 1426 1427static int rtl28xxu_tuner_detach(struct dvb_usb_adapter *adap) 1428{ 1429 struct dvb_usb_device *d = adap_to_d(adap); 1430 struct rtl28xxu_dev *dev = d_to_priv(d); 1431 struct i2c_client *client; 1432 struct platform_device *pdev; 1433 1434 dev_dbg(&d->intf->dev, "\n"); 1435 1436 /* remove platform SDR */ 1437 pdev = dev->platform_device_sdr; 1438 if (pdev) 1439 platform_device_unregister(pdev); 1440 1441 /* remove I2C tuner */ 1442 client = dev->i2c_client_tuner; 1443 if (client) { 1444 module_put(client->dev.driver->owner); 1445 i2c_unregister_device(client); 1446 } 1447 1448 return 0; 1449} 1450 1451static int rtl28xxu_init(struct dvb_usb_device *d) 1452{ 1453 int ret; 1454 u8 val; 1455 1456 dev_dbg(&d->intf->dev, "\n"); 1457 1458 /* init USB endpoints */ 1459 ret = rtl28xxu_rd_reg(d, USB_SYSCTL_0, &val); 1460 if (ret) 1461 goto err; 1462 1463 /* enable DMA and Full Packet Mode*/ 1464 val |= 0x09; 1465 ret = rtl28xxu_wr_reg(d, USB_SYSCTL_0, val); 1466 if (ret) 1467 goto err; 1468 1469 /* set EPA maximum packet size to 0x0200 */ 1470 ret = rtl28xxu_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4); 1471 if (ret) 1472 goto err; 1473 1474 /* change EPA FIFO length */ 1475 ret = rtl28xxu_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4); 1476 if (ret) 1477 goto err; 1478 1479 return ret; 1480err: 1481 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1482 return ret; 1483} 1484 1485static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff) 1486{ 1487 int ret; 1488 u8 gpio, sys0, epa_ctl[2]; 1489 1490 dev_dbg(&d->intf->dev, "onoff=%d\n", onoff); 1491 1492 /* demod adc */ 1493 ret = rtl28xxu_rd_reg(d, SYS_SYS0, &sys0); 1494 if (ret) 1495 goto err; 1496 1497 /* tuner power, read GPIOs */ 1498 ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio); 1499 if (ret) 1500 goto err; 1501 1502 dev_dbg(&d->intf->dev, "RD SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio); 1503 1504 if (onoff) { 1505 gpio |= 0x01; /* GPIO0 = 1 */ 1506 gpio &= (~0x10); /* GPIO4 = 0 */ 1507 gpio |= 0x04; /* GPIO2 = 1, LED on */ 1508 sys0 = sys0 & 0x0f; 1509 sys0 |= 0xe0; 1510 epa_ctl[0] = 0x00; /* clear stall */ 1511 epa_ctl[1] = 0x00; /* clear reset */ 1512 } else { 1513 gpio &= (~0x01); /* GPIO0 = 0 */ 1514 gpio |= 0x10; /* GPIO4 = 1 */ 1515 gpio &= (~0x04); /* GPIO2 = 1, LED off */ 1516 sys0 = sys0 & (~0xc0); 1517 epa_ctl[0] = 0x10; /* set stall */ 1518 epa_ctl[1] = 0x02; /* set reset */ 1519 } 1520 1521 dev_dbg(&d->intf->dev, "WR SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio); 1522 1523 /* demod adc */ 1524 ret = rtl28xxu_wr_reg(d, SYS_SYS0, sys0); 1525 if (ret) 1526 goto err; 1527 1528 /* tuner power, write GPIOs */ 1529 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, gpio); 1530 if (ret) 1531 goto err; 1532 1533 /* streaming EP: stall & reset */ 1534 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, epa_ctl, 2); 1535 if (ret) 1536 goto err; 1537 1538 if (onoff) 1539 usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81)); 1540 1541 return ret; 1542err: 1543 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1544 return ret; 1545} 1546 1547static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff) 1548{ 1549 int ret; 1550 1551 dev_dbg(&d->intf->dev, "onoff=%d\n", onoff); 1552 1553 if (onoff) { 1554 /* GPIO3=1, GPIO4=0 */ 1555 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18); 1556 if (ret) 1557 goto err; 1558 1559 /* suspend? */ 1560 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10); 1561 if (ret) 1562 goto err; 1563 1564 /* enable PLL */ 1565 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80); 1566 if (ret) 1567 goto err; 1568 1569 /* disable reset */ 1570 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20); 1571 if (ret) 1572 goto err; 1573 1574 /* streaming EP: clear stall & reset */ 1575 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2); 1576 if (ret) 1577 goto err; 1578 1579 ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81)); 1580 if (ret) 1581 goto err; 1582 } else { 1583 /* GPIO4=1 */ 1584 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10); 1585 if (ret) 1586 goto err; 1587 1588 /* disable PLL */ 1589 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80); 1590 if (ret) 1591 goto err; 1592 1593 /* streaming EP: set stall & reset */ 1594 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2); 1595 if (ret) 1596 goto err; 1597 } 1598 1599 return ret; 1600err: 1601 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1602 return ret; 1603} 1604 1605static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff) 1606{ 1607 struct rtl28xxu_dev *dev = d_to_priv(d); 1608 1609 if (dev->chip_id == CHIP_ID_RTL2831U) 1610 return rtl2831u_power_ctrl(d, onoff); 1611 else 1612 return rtl2832u_power_ctrl(d, onoff); 1613} 1614 1615static int rtl28xxu_frontend_ctrl(struct dvb_frontend *fe, int onoff) 1616{ 1617 struct dvb_usb_device *d = fe_to_d(fe); 1618 struct rtl28xxu_dev *dev = fe_to_priv(fe); 1619 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data; 1620 int ret; 1621 u8 val; 1622 1623 dev_dbg(&d->intf->dev, "fe=%d onoff=%d\n", fe->id, onoff); 1624 1625 if (dev->chip_id == CHIP_ID_RTL2831U) 1626 return 0; 1627 1628 if (fe->id == 0) { 1629 /* control internal demod ADC */ 1630 if (onoff) 1631 val = 0x48; /* enable ADC */ 1632 else 1633 val = 0x00; /* disable ADC */ 1634 1635 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, val, 0x48); 1636 if (ret) 1637 goto err; 1638 } else if (fe->id == 1) { 1639 /* bypass slave demod TS through master demod */ 1640 ret = pdata->slave_ts_ctrl(dev->i2c_client_demod, onoff); 1641 if (ret) 1642 goto err; 1643 } 1644 1645 return 0; 1646err: 1647 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1648 return ret; 1649} 1650 1651#if IS_ENABLED(CONFIG_RC_CORE) 1652static int rtl2831u_rc_query(struct dvb_usb_device *d) 1653{ 1654 int ret, i; 1655 struct rtl28xxu_dev *dev = d->priv; 1656 u8 buf[5]; 1657 u32 rc_code; 1658 static const struct rtl28xxu_reg_val rc_nec_tab[] = { 1659 { 0x3033, 0x80 }, 1660 { 0x3020, 0x43 }, 1661 { 0x3021, 0x16 }, 1662 { 0x3022, 0x16 }, 1663 { 0x3023, 0x5a }, 1664 { 0x3024, 0x2d }, 1665 { 0x3025, 0x16 }, 1666 { 0x3026, 0x01 }, 1667 { 0x3028, 0xb0 }, 1668 { 0x3029, 0x04 }, 1669 { 0x302c, 0x88 }, 1670 { 0x302e, 0x13 }, 1671 { 0x3030, 0xdf }, 1672 { 0x3031, 0x05 }, 1673 }; 1674 1675 /* init remote controller */ 1676 if (!dev->rc_active) { 1677 for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) { 1678 ret = rtl28xxu_wr_reg(d, rc_nec_tab[i].reg, 1679 rc_nec_tab[i].val); 1680 if (ret) 1681 goto err; 1682 } 1683 dev->rc_active = true; 1684 } 1685 1686 ret = rtl28xxu_rd_regs(d, SYS_IRRC_RP, buf, 5); 1687 if (ret) 1688 goto err; 1689 1690 if (buf[4] & 0x01) { 1691 enum rc_proto proto; 1692 1693 if (buf[2] == (u8) ~buf[3]) { 1694 if (buf[0] == (u8) ~buf[1]) { 1695 /* NEC standard (16 bit) */ 1696 rc_code = RC_SCANCODE_NEC(buf[0], buf[2]); 1697 proto = RC_PROTO_NEC; 1698 } else { 1699 /* NEC extended (24 bit) */ 1700 rc_code = RC_SCANCODE_NECX(buf[0] << 8 | buf[1], 1701 buf[2]); 1702 proto = RC_PROTO_NECX; 1703 } 1704 } else { 1705 /* NEC full (32 bit) */ 1706 rc_code = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 | 1707 buf[2] << 8 | buf[3]); 1708 proto = RC_PROTO_NEC32; 1709 } 1710 1711 rc_keydown(d->rc_dev, proto, rc_code, 0); 1712 1713 ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1); 1714 if (ret) 1715 goto err; 1716 1717 /* repeated intentionally to avoid extra keypress */ 1718 ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1); 1719 if (ret) 1720 goto err; 1721 } 1722 1723 return ret; 1724err: 1725 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1726 return ret; 1727} 1728 1729static int rtl2831u_get_rc_config(struct dvb_usb_device *d, 1730 struct dvb_usb_rc *rc) 1731{ 1732 rc->map_name = RC_MAP_EMPTY; 1733 rc->allowed_protos = RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX | 1734 RC_PROTO_BIT_NEC32; 1735 rc->query = rtl2831u_rc_query; 1736 rc->interval = 400; 1737 1738 return 0; 1739} 1740 1741static int rtl2832u_rc_query(struct dvb_usb_device *d) 1742{ 1743 int ret, i, len; 1744 struct rtl28xxu_dev *dev = d->priv; 1745 struct ir_raw_event ev = {}; 1746 u8 buf[128]; 1747 static const struct rtl28xxu_reg_val_mask refresh_tab[] = { 1748 {IR_RX_IF, 0x03, 0xff}, 1749 {IR_RX_BUF_CTRL, 0x80, 0xff}, 1750 {IR_RX_CTRL, 0x80, 0xff}, 1751 }; 1752 1753 /* init remote controller */ 1754 if (!dev->rc_active) { 1755 static const struct rtl28xxu_reg_val_mask init_tab[] = { 1756 {SYS_DEMOD_CTL1, 0x00, 0x04}, 1757 {SYS_DEMOD_CTL1, 0x00, 0x08}, 1758 {USB_CTRL, 0x20, 0x20}, 1759 {SYS_GPIO_DIR, 0x00, 0x08}, 1760 {SYS_GPIO_OUT_EN, 0x08, 0x08}, 1761 {SYS_GPIO_OUT_VAL, 0x08, 0x08}, 1762 {IR_MAX_DURATION0, 0xd0, 0xff}, 1763 {IR_MAX_DURATION1, 0x07, 0xff}, 1764 {IR_IDLE_LEN0, 0xc0, 0xff}, 1765 {IR_IDLE_LEN1, 0x00, 0xff}, 1766 {IR_GLITCH_LEN, 0x03, 0xff}, 1767 {IR_RX_CLK, 0x09, 0xff}, 1768 {IR_RX_CFG, 0x1c, 0xff}, 1769 {IR_MAX_H_TOL_LEN, 0x1e, 0xff}, 1770 {IR_MAX_L_TOL_LEN, 0x1e, 0xff}, 1771 {IR_RX_CTRL, 0x80, 0xff}, 1772 }; 1773 1774 for (i = 0; i < ARRAY_SIZE(init_tab); i++) { 1775 ret = rtl28xxu_wr_reg_mask(d, init_tab[i].reg, 1776 init_tab[i].val, init_tab[i].mask); 1777 if (ret) 1778 goto err; 1779 } 1780 1781 dev->rc_active = true; 1782 } 1783 1784 ret = rtl28xxu_rd_reg(d, IR_RX_IF, &buf[0]); 1785 if (ret) 1786 goto err; 1787 1788 if (buf[0] != 0x83) 1789 goto exit; 1790 1791 ret = rtl28xxu_rd_reg(d, IR_RX_BC, &buf[0]); 1792 if (ret || buf[0] > sizeof(buf)) 1793 goto err; 1794 1795 len = buf[0]; 1796 1797 /* read raw code from hw */ 1798 ret = rtl28xxu_rd_regs(d, IR_RX_BUF, buf, len); 1799 if (ret) 1800 goto err; 1801 1802 /* let hw receive new code */ 1803 for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) { 1804 ret = rtl28xxu_wr_reg_mask(d, refresh_tab[i].reg, 1805 refresh_tab[i].val, refresh_tab[i].mask); 1806 if (ret) 1807 goto err; 1808 } 1809 1810 /* pass data to Kernel IR decoder */ 1811 for (i = 0; i < len; i++) { 1812 ev.pulse = buf[i] >> 7; 1813 ev.duration = 51 * (buf[i] & 0x7f); 1814 ir_raw_event_store_with_filter(d->rc_dev, &ev); 1815 } 1816 1817 /* 'flush' ir_raw_event_store_with_filter() */ 1818 ir_raw_event_handle(d->rc_dev); 1819exit: 1820 return ret; 1821err: 1822 dev_dbg(&d->intf->dev, "failed=%d\n", ret); 1823 return ret; 1824} 1825 1826static int rtl2832u_get_rc_config(struct dvb_usb_device *d, 1827 struct dvb_usb_rc *rc) 1828{ 1829 /* disable IR interrupts in order to avoid SDR sample loss */ 1830 if (rtl28xxu_disable_rc) 1831 return rtl28xxu_wr_reg(d, IR_RX_IE, 0x00); 1832 1833 /* load empty to enable rc */ 1834 if (!rc->map_name) 1835 rc->map_name = RC_MAP_EMPTY; 1836 rc->allowed_protos = RC_PROTO_BIT_ALL_IR_DECODER; 1837 rc->driver_type = RC_DRIVER_IR_RAW; 1838 rc->query = rtl2832u_rc_query; 1839 rc->interval = 200; 1840 /* we program idle len to 0xc0, set timeout to one less */ 1841 rc->timeout = 0xbf * 51; 1842 1843 return 0; 1844} 1845 1846static int rtl28xxu_get_rc_config(struct dvb_usb_device *d, 1847 struct dvb_usb_rc *rc) 1848{ 1849 struct rtl28xxu_dev *dev = d_to_priv(d); 1850 1851 if (dev->chip_id == CHIP_ID_RTL2831U) 1852 return rtl2831u_get_rc_config(d, rc); 1853 else 1854 return rtl2832u_get_rc_config(d, rc); 1855} 1856#else 1857#define rtl28xxu_get_rc_config NULL 1858#endif 1859 1860static int rtl28xxu_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) 1861{ 1862 struct rtl28xxu_dev *dev = adap_to_priv(adap); 1863 1864 if (dev->chip_id == CHIP_ID_RTL2831U) { 1865 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data; 1866 1867 return pdata->pid_filter_ctrl(adap->fe[0], onoff); 1868 } else { 1869 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data; 1870 1871 return pdata->pid_filter_ctrl(adap->fe[0], onoff); 1872 } 1873} 1874 1875static int rtl28xxu_pid_filter(struct dvb_usb_adapter *adap, int index, 1876 u16 pid, int onoff) 1877{ 1878 struct rtl28xxu_dev *dev = adap_to_priv(adap); 1879 1880 if (dev->chip_id == CHIP_ID_RTL2831U) { 1881 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data; 1882 1883 return pdata->pid_filter(adap->fe[0], index, pid, onoff); 1884 } else { 1885 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data; 1886 1887 return pdata->pid_filter(adap->fe[0], index, pid, onoff); 1888 } 1889} 1890 1891static const struct dvb_usb_device_properties rtl28xxu_props = { 1892 .driver_name = KBUILD_MODNAME, 1893 .owner = THIS_MODULE, 1894 .adapter_nr = adapter_nr, 1895 .size_of_priv = sizeof(struct rtl28xxu_dev), 1896 1897 .identify_state = rtl28xxu_identify_state, 1898 .power_ctrl = rtl28xxu_power_ctrl, 1899 .frontend_ctrl = rtl28xxu_frontend_ctrl, 1900 .i2c_algo = &rtl28xxu_i2c_algo, 1901 .read_config = rtl28xxu_read_config, 1902 .frontend_attach = rtl28xxu_frontend_attach, 1903 .frontend_detach = rtl28xxu_frontend_detach, 1904 .tuner_attach = rtl28xxu_tuner_attach, 1905 .tuner_detach = rtl28xxu_tuner_detach, 1906 .init = rtl28xxu_init, 1907 .get_rc_config = rtl28xxu_get_rc_config, 1908 1909 .num_adapters = 1, 1910 .adapter = { 1911 { 1912 .caps = DVB_USB_ADAP_HAS_PID_FILTER | 1913 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1914 1915 .pid_filter_count = 32, 1916 .pid_filter_ctrl = rtl28xxu_pid_filter_ctrl, 1917 .pid_filter = rtl28xxu_pid_filter, 1918 1919 .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512), 1920 }, 1921 }, 1922}; 1923 1924static const struct usb_device_id rtl28xxu_id_table[] = { 1925 /* RTL2831U devices: */ 1926 { DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U, 1927 &rtl28xxu_props, "Realtek RTL2831U reference design", NULL) }, 1928 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT, 1929 &rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) }, 1930 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2, 1931 &rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) }, 1932 1933 /* RTL2832U devices: */ 1934 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832, 1935 &rtl28xxu_props, "Realtek RTL2832U reference design", NULL) }, 1936 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838, 1937 &rtl28xxu_props, "Realtek RTL2832U reference design", NULL) }, 1938 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1, 1939 &rtl28xxu_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) }, 1940 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT, 1941 &rtl28xxu_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) }, 1942 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK, 1943 &rtl28xxu_props, "TerraTec NOXON DAB Stick", NULL) }, 1944 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2, 1945 &rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) }, 1946 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3, 1947 &rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) }, 1948 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0, 1949 &rtl28xxu_props, "Trekstor DVB-T Stick Terres 2.0", NULL) }, 1950 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101, 1951 &rtl28xxu_props, "Dexatek DK DVB-T Dongle", NULL) }, 1952 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680, 1953 &rtl28xxu_props, "DigitalNow Quad DVB-T Receiver", NULL) }, 1954 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_MINID, 1955 &rtl28xxu_props, "Leadtek Winfast DTV Dongle Mini D", NULL) }, 1956 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV2000DS_PLUS, 1957 &rtl28xxu_props, "Leadtek WinFast DTV2000DS Plus", RC_MAP_LEADTEK_Y04G0051) }, 1958 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3, 1959 &rtl28xxu_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) }, 1960 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102, 1961 &rtl28xxu_props, "Dexatek DK mini DVB-T Dongle", NULL) }, 1962 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7, 1963 &rtl28xxu_props, "TerraTec Cinergy T Stick+", NULL) }, 1964 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8, 1965 &rtl28xxu_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) }, 1966 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393, 1967 &rtl28xxu_props, "GIGABYTE U7300", NULL) }, 1968 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104, 1969 &rtl28xxu_props, "MSI DIGIVOX Micro HD", NULL) }, 1970 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620, 1971 &rtl28xxu_props, "Compro VideoMate U620F", NULL) }, 1972 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0650, 1973 &rtl28xxu_props, "Compro VideoMate U650F", NULL) }, 1974 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394, 1975 &rtl28xxu_props, "MaxMedia HU394-T", NULL) }, 1976 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03, 1977 &rtl28xxu_props, "Leadtek WinFast DTV Dongle mini", NULL) }, 1978 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A, 1979 &rtl28xxu_props, "Crypto ReDi PC 50 A", NULL) }, 1980 { DVB_USB_DEVICE(USB_VID_KYE, 0x707f, 1981 &rtl28xxu_props, "Genius TVGo DVB-T03", NULL) }, 1982 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd395, 1983 &rtl28xxu_props, "Peak DVB-T USB", NULL) }, 1984 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U, 1985 &rtl28xxu_props, "Sveon STV20", NULL) }, 1986 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV21, 1987 &rtl28xxu_props, "Sveon STV21", NULL) }, 1988 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27, 1989 &rtl28xxu_props, "Sveon STV27", NULL) }, 1990 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_TURBOX_DTT_2000, 1991 &rtl28xxu_props, "TURBO-X Pure TV Tuner DTT-2000", NULL) }, 1992 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_PROLECTRIX_DV107669, 1993 &rtl28xxu_props, "PROlectrix DV107669", NULL) }, 1994 1995 /* RTL2832P devices: */ 1996 { DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131, 1997 &rtl28xxu_props, "Astrometa DVB-T2", 1998 RC_MAP_ASTROMETA_T2HYBRID) }, 1999 { DVB_USB_DEVICE(0x5654, 0xca42, 2000 &rtl28xxu_props, "GoTView MasterHD 3", NULL) }, 2001 { } 2002}; 2003MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table); 2004 2005static struct usb_driver rtl28xxu_usb_driver = { 2006 .name = KBUILD_MODNAME, 2007 .id_table = rtl28xxu_id_table, 2008 .probe = dvb_usbv2_probe, 2009 .disconnect = dvb_usbv2_disconnect, 2010 .suspend = dvb_usbv2_suspend, 2011 .resume = dvb_usbv2_resume, 2012 .reset_resume = dvb_usbv2_reset_resume, 2013 .no_dynamic_id = 1, 2014 .soft_unbind = 1, 2015}; 2016 2017module_usb_driver(rtl28xxu_usb_driver); 2018 2019MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver"); 2020MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); 2021MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>"); 2022MODULE_LICENSE("GPL"); 2023