1 /* 2 * DVB USB Linux driver for Afatech AF9015 DVB-T USB2.0 receiver 3 * 4 * Copyright (C) 2007 Antti Palosaari <crope@iki.fi> 5 * 6 * Thanks to Afatech who kindly provided information. 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 */ 19 20 #include "af9015.h" 21 22 static int dvb_usb_af9015_remote; 23 module_param_named(remote, dvb_usb_af9015_remote, int, 0644); 24 MODULE_PARM_DESC(remote, "select remote"); 25 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 26 27 static int af9015_ctrl_msg(struct dvb_usb_device *d, struct req_t *req) 28 { 29 #define REQ_HDR_LEN 8 /* send header size */ 30 #define ACK_HDR_LEN 2 /* rece header size */ 31 struct af9015_state *state = d_to_priv(d); 32 struct usb_interface *intf = d->intf; 33 int ret, wlen, rlen; 34 u8 write = 1; 35 36 mutex_lock(&d->usb_mutex); 37 38 state->buf[0] = req->cmd; 39 state->buf[1] = state->seq++; 40 state->buf[2] = req->i2c_addr << 1; 41 state->buf[3] = req->addr >> 8; 42 state->buf[4] = req->addr & 0xff; 43 state->buf[5] = req->mbox; 44 state->buf[6] = req->addr_len; 45 state->buf[7] = req->data_len; 46 47 switch (req->cmd) { 48 case GET_CONFIG: 49 case READ_MEMORY: 50 case RECONNECT_USB: 51 write = 0; 52 break; 53 case READ_I2C: 54 write = 0; 55 state->buf[2] |= 0x01; /* set I2C direction */ 56 /* fall through */ 57 case WRITE_I2C: 58 state->buf[0] = READ_WRITE_I2C; 59 break; 60 case WRITE_MEMORY: 61 if (((req->addr & 0xff00) == 0xff00) || 62 ((req->addr & 0xff00) == 0xae00)) 63 state->buf[0] = WRITE_VIRTUAL_MEMORY; 64 case WRITE_VIRTUAL_MEMORY: 65 case COPY_FIRMWARE: 66 case DOWNLOAD_FIRMWARE: 67 case BOOT: 68 break; 69 default: 70 dev_err(&intf->dev, "unknown cmd %d\n", req->cmd); 71 ret = -EIO; 72 goto error; 73 } 74 75 /* Buffer overflow check */ 76 if ((write && (req->data_len > BUF_LEN - REQ_HDR_LEN)) || 77 (!write && (req->data_len > BUF_LEN - ACK_HDR_LEN))) { 78 dev_err(&intf->dev, "too much data, cmd %u, len %u\n", 79 req->cmd, req->data_len); 80 ret = -EINVAL; 81 goto error; 82 } 83 84 /* 85 * Write receives seq + status = 2 bytes 86 * Read receives seq + status + data = 2 + N bytes 87 */ 88 wlen = REQ_HDR_LEN; 89 rlen = ACK_HDR_LEN; 90 if (write) { 91 wlen += req->data_len; 92 memcpy(&state->buf[REQ_HDR_LEN], req->data, req->data_len); 93 } else { 94 rlen += req->data_len; 95 } 96 97 /* no ack for these packets */ 98 if (req->cmd == DOWNLOAD_FIRMWARE || req->cmd == RECONNECT_USB) 99 rlen = 0; 100 101 ret = dvb_usbv2_generic_rw_locked(d, state->buf, wlen, 102 state->buf, rlen); 103 if (ret) 104 goto error; 105 106 /* check status */ 107 if (rlen && state->buf[1]) { 108 dev_err(&intf->dev, "cmd failed %u\n", state->buf[1]); 109 ret = -EIO; 110 goto error; 111 } 112 113 /* read request, copy returned data to return buf */ 114 if (!write) 115 memcpy(req->data, &state->buf[ACK_HDR_LEN], req->data_len); 116 error: 117 mutex_unlock(&d->usb_mutex); 118 119 return ret; 120 } 121 122 static int af9015_write_reg_i2c(struct dvb_usb_device *d, u8 addr, u16 reg, 123 u8 val) 124 { 125 struct af9015_state *state = d_to_priv(d); 126 struct req_t req = {WRITE_I2C, addr, reg, 1, 1, 1, &val}; 127 128 if (addr == state->af9013_i2c_addr[0] || 129 addr == state->af9013_i2c_addr[1]) 130 req.addr_len = 3; 131 132 return af9015_ctrl_msg(d, &req); 133 } 134 135 static int af9015_read_reg_i2c(struct dvb_usb_device *d, u8 addr, u16 reg, 136 u8 *val) 137 { 138 struct af9015_state *state = d_to_priv(d); 139 struct req_t req = {READ_I2C, addr, reg, 0, 1, 1, val}; 140 141 if (addr == state->af9013_i2c_addr[0] || 142 addr == state->af9013_i2c_addr[1]) 143 req.addr_len = 3; 144 145 return af9015_ctrl_msg(d, &req); 146 } 147 148 static int af9015_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], 149 int num) 150 { 151 struct dvb_usb_device *d = i2c_get_adapdata(adap); 152 struct af9015_state *state = d_to_priv(d); 153 struct usb_interface *intf = d->intf; 154 int ret; 155 u16 addr; 156 u8 mbox, addr_len; 157 struct req_t req; 158 159 /* 160 * I2C multiplexing: 161 * There could be two tuners, both using same I2C address. Demodulator 162 * I2C-gate is only possibility to select correct tuner. 163 * 164 * ........................................... 165 * . AF9015 integrates AF9013 demodulator . 166 * . ____________ ____________ . ____________ 167 * .| USB IF | | demod |. | tuner | 168 * .|------------| |------------|. |------------| 169 * .| AF9015 | | AF9013 |. | MXL5003 | 170 * .| |--+--I2C-----|-----/ -----|.----I2C-----| | 171 * .| | | | addr 0x1c |. | addr 0x63 | 172 * .|____________| | |____________|. |____________| 173 * .................|......................... 174 * | ____________ ____________ 175 * | | demod | | tuner | 176 * | |------------| |------------| 177 * | | AF9013 | | MXL5003 | 178 * +--I2C-----|-----/ -----|-----I2C-----| | 179 * | addr 0x1d | | addr 0x63 | 180 * |____________| |____________| 181 */ 182 183 if (msg[0].len == 0 || msg[0].flags & I2C_M_RD) { 184 addr = 0x0000; 185 mbox = 0; 186 addr_len = 0; 187 } else if (msg[0].len == 1) { 188 addr = msg[0].buf[0]; 189 mbox = 0; 190 addr_len = 1; 191 } else if (msg[0].len == 2) { 192 addr = msg[0].buf[0] << 8 | msg[0].buf[1] << 0; 193 mbox = 0; 194 addr_len = 2; 195 } else { 196 addr = msg[0].buf[0] << 8 | msg[0].buf[1] << 0; 197 mbox = msg[0].buf[2]; 198 addr_len = 3; 199 } 200 201 if (num == 1 && !(msg[0].flags & I2C_M_RD)) { 202 /* i2c write */ 203 if (msg[0].len > 21) { 204 ret = -EOPNOTSUPP; 205 goto err; 206 } 207 if (msg[0].addr == state->af9013_i2c_addr[0]) 208 req.cmd = WRITE_MEMORY; 209 else 210 req.cmd = WRITE_I2C; 211 req.i2c_addr = msg[0].addr; 212 req.addr = addr; 213 req.mbox = mbox; 214 req.addr_len = addr_len; 215 req.data_len = msg[0].len - addr_len; 216 req.data = &msg[0].buf[addr_len]; 217 ret = af9015_ctrl_msg(d, &req); 218 } else if (num == 2 && !(msg[0].flags & I2C_M_RD) && 219 (msg[1].flags & I2C_M_RD)) { 220 /* i2c write + read */ 221 if (msg[0].len > 3 || msg[1].len > 61) { 222 ret = -EOPNOTSUPP; 223 goto err; 224 } 225 if (msg[0].addr == state->af9013_i2c_addr[0]) 226 req.cmd = READ_MEMORY; 227 else 228 req.cmd = READ_I2C; 229 req.i2c_addr = msg[0].addr; 230 req.addr = addr; 231 req.mbox = mbox; 232 req.addr_len = addr_len; 233 req.data_len = msg[1].len; 234 req.data = &msg[1].buf[0]; 235 ret = af9015_ctrl_msg(d, &req); 236 } else if (num == 1 && (msg[0].flags & I2C_M_RD)) { 237 /* i2c read */ 238 if (msg[0].len > 61) { 239 ret = -EOPNOTSUPP; 240 goto err; 241 } 242 if (msg[0].addr == state->af9013_i2c_addr[0]) { 243 ret = -EINVAL; 244 goto err; 245 } 246 req.cmd = READ_I2C; 247 req.i2c_addr = msg[0].addr; 248 req.addr = addr; 249 req.mbox = mbox; 250 req.addr_len = addr_len; 251 req.data_len = msg[0].len; 252 req.data = &msg[0].buf[0]; 253 ret = af9015_ctrl_msg(d, &req); 254 } else { 255 ret = -EOPNOTSUPP; 256 dev_dbg(&intf->dev, "unknown msg, num %u\n", num); 257 } 258 if (ret) 259 goto err; 260 261 return num; 262 err: 263 dev_dbg(&intf->dev, "failed %d\n", ret); 264 return ret; 265 } 266 267 static u32 af9015_i2c_func(struct i2c_adapter *adapter) 268 { 269 return I2C_FUNC_I2C; 270 } 271 272 static struct i2c_algorithm af9015_i2c_algo = { 273 .master_xfer = af9015_i2c_xfer, 274 .functionality = af9015_i2c_func, 275 }; 276 277 static int af9015_identify_state(struct dvb_usb_device *d, const char **name) 278 { 279 struct usb_interface *intf = d->intf; 280 int ret; 281 u8 reply; 282 struct req_t req = {GET_CONFIG, 0, 0, 0, 0, 1, &reply}; 283 284 ret = af9015_ctrl_msg(d, &req); 285 if (ret) 286 return ret; 287 288 dev_dbg(&intf->dev, "reply %02x\n", reply); 289 290 if (reply == 0x02) 291 ret = WARM; 292 else 293 ret = COLD; 294 295 return ret; 296 } 297 298 static int af9015_download_firmware(struct dvb_usb_device *d, 299 const struct firmware *firmware) 300 { 301 struct af9015_state *state = d_to_priv(d); 302 struct usb_interface *intf = d->intf; 303 int ret, i, rem; 304 struct req_t req = {DOWNLOAD_FIRMWARE, 0, 0, 0, 0, 0, NULL}; 305 u16 checksum; 306 307 dev_dbg(&intf->dev, "\n"); 308 309 /* Calc checksum, we need it when copy firmware to slave demod */ 310 for (i = 0, checksum = 0; i < firmware->size; i++) 311 checksum += firmware->data[i]; 312 313 state->firmware_size = firmware->size; 314 state->firmware_checksum = checksum; 315 316 #define LEN_MAX (BUF_LEN - REQ_HDR_LEN) /* Max payload size */ 317 for (rem = firmware->size; rem > 0; rem -= LEN_MAX) { 318 req.data_len = min(LEN_MAX, rem); 319 req.data = (u8 *)&firmware->data[firmware->size - rem]; 320 req.addr = 0x5100 + firmware->size - rem; 321 ret = af9015_ctrl_msg(d, &req); 322 if (ret) { 323 dev_err(&intf->dev, "firmware download failed %d\n", 324 ret); 325 goto err; 326 } 327 } 328 329 req.cmd = BOOT; 330 req.data_len = 0; 331 ret = af9015_ctrl_msg(d, &req); 332 if (ret) { 333 dev_err(&intf->dev, "firmware boot failed %d\n", ret); 334 goto err; 335 } 336 337 return 0; 338 err: 339 dev_dbg(&intf->dev, "failed %d\n", ret); 340 return ret; 341 } 342 343 #define AF9015_EEPROM_SIZE 256 344 /* 2^31 + 2^29 - 2^25 + 2^22 - 2^19 - 2^16 + 1 */ 345 #define GOLDEN_RATIO_PRIME_32 0x9e370001UL 346 347 /* hash (and dump) eeprom */ 348 static int af9015_eeprom_hash(struct dvb_usb_device *d) 349 { 350 struct af9015_state *state = d_to_priv(d); 351 struct usb_interface *intf = d->intf; 352 int ret, i; 353 u8 buf[AF9015_EEPROM_SIZE]; 354 struct req_t req = {READ_I2C, AF9015_I2C_EEPROM, 0, 0, 1, 1, NULL}; 355 356 /* read eeprom */ 357 for (i = 0; i < AF9015_EEPROM_SIZE; i++) { 358 req.addr = i; 359 req.data = &buf[i]; 360 ret = af9015_ctrl_msg(d, &req); 361 if (ret < 0) 362 goto err; 363 } 364 365 /* calculate checksum */ 366 for (i = 0; i < AF9015_EEPROM_SIZE / sizeof(u32); i++) { 367 state->eeprom_sum *= GOLDEN_RATIO_PRIME_32; 368 state->eeprom_sum += le32_to_cpu(((__le32 *)buf)[i]); 369 } 370 371 for (i = 0; i < AF9015_EEPROM_SIZE; i += 16) 372 dev_dbg(&intf->dev, "%*ph\n", 16, buf + i); 373 374 dev_dbg(&intf->dev, "eeprom sum %.8x\n", state->eeprom_sum); 375 return 0; 376 err: 377 dev_dbg(&intf->dev, "failed %d\n", ret); 378 return ret; 379 } 380 381 static int af9015_read_config(struct dvb_usb_device *d) 382 { 383 struct af9015_state *state = d_to_priv(d); 384 struct usb_interface *intf = d->intf; 385 int ret; 386 u8 val, i, offset = 0; 387 struct req_t req = {READ_I2C, AF9015_I2C_EEPROM, 0, 0, 1, 1, &val}; 388 389 dev_dbg(&intf->dev, "\n"); 390 391 /* IR remote controller */ 392 req.addr = AF9015_EEPROM_IR_MODE; 393 /* first message will timeout often due to possible hw bug */ 394 for (i = 0; i < 4; i++) { 395 ret = af9015_ctrl_msg(d, &req); 396 if (!ret) 397 break; 398 } 399 if (ret) 400 goto error; 401 402 ret = af9015_eeprom_hash(d); 403 if (ret) 404 goto error; 405 406 state->ir_mode = val; 407 dev_dbg(&intf->dev, "ir mode %02x\n", val); 408 409 /* TS mode - one or two receivers */ 410 req.addr = AF9015_EEPROM_TS_MODE; 411 ret = af9015_ctrl_msg(d, &req); 412 if (ret) 413 goto error; 414 415 state->dual_mode = val; 416 dev_dbg(&intf->dev, "ts mode %02x\n", state->dual_mode); 417 418 state->af9013_i2c_addr[0] = AF9015_I2C_DEMOD; 419 420 if (state->dual_mode) { 421 /* read 2nd demodulator I2C address */ 422 req.addr = AF9015_EEPROM_DEMOD2_I2C; 423 ret = af9015_ctrl_msg(d, &req); 424 if (ret) 425 goto error; 426 427 state->af9013_i2c_addr[1] = val >> 1; 428 } 429 430 for (i = 0; i < state->dual_mode + 1; i++) { 431 if (i == 1) 432 offset = AF9015_EEPROM_OFFSET; 433 /* xtal */ 434 req.addr = AF9015_EEPROM_XTAL_TYPE1 + offset; 435 ret = af9015_ctrl_msg(d, &req); 436 if (ret) 437 goto error; 438 switch (val) { 439 case 0: 440 state->af9013_pdata[i].clk = 28800000; 441 break; 442 case 1: 443 state->af9013_pdata[i].clk = 20480000; 444 break; 445 case 2: 446 state->af9013_pdata[i].clk = 28000000; 447 break; 448 case 3: 449 state->af9013_pdata[i].clk = 25000000; 450 break; 451 } 452 dev_dbg(&intf->dev, "[%d] xtal %02x, clk %u\n", 453 i, val, state->af9013_pdata[i].clk); 454 455 /* IF frequency */ 456 req.addr = AF9015_EEPROM_IF1H + offset; 457 ret = af9015_ctrl_msg(d, &req); 458 if (ret) 459 goto error; 460 461 state->af9013_pdata[i].if_frequency = val << 8; 462 463 req.addr = AF9015_EEPROM_IF1L + offset; 464 ret = af9015_ctrl_msg(d, &req); 465 if (ret) 466 goto error; 467 468 state->af9013_pdata[i].if_frequency += val; 469 state->af9013_pdata[i].if_frequency *= 1000; 470 dev_dbg(&intf->dev, "[%d] if frequency %u\n", 471 i, state->af9013_pdata[i].if_frequency); 472 473 /* MT2060 IF1 */ 474 req.addr = AF9015_EEPROM_MT2060_IF1H + offset; 475 ret = af9015_ctrl_msg(d, &req); 476 if (ret) 477 goto error; 478 state->mt2060_if1[i] = val << 8; 479 req.addr = AF9015_EEPROM_MT2060_IF1L + offset; 480 ret = af9015_ctrl_msg(d, &req); 481 if (ret) 482 goto error; 483 state->mt2060_if1[i] += val; 484 dev_dbg(&intf->dev, "[%d] MT2060 IF1 %u\n", 485 i, state->mt2060_if1[i]); 486 487 /* tuner */ 488 req.addr = AF9015_EEPROM_TUNER_ID1 + offset; 489 ret = af9015_ctrl_msg(d, &req); 490 if (ret) 491 goto error; 492 switch (val) { 493 case AF9013_TUNER_ENV77H11D5: 494 case AF9013_TUNER_MT2060: 495 case AF9013_TUNER_QT1010: 496 case AF9013_TUNER_UNKNOWN: 497 case AF9013_TUNER_MT2060_2: 498 case AF9013_TUNER_TDA18271: 499 case AF9013_TUNER_QT1010A: 500 case AF9013_TUNER_TDA18218: 501 state->af9013_pdata[i].spec_inv = 1; 502 break; 503 case AF9013_TUNER_MXL5003D: 504 case AF9013_TUNER_MXL5005D: 505 case AF9013_TUNER_MXL5005R: 506 case AF9013_TUNER_MXL5007T: 507 state->af9013_pdata[i].spec_inv = 0; 508 break; 509 case AF9013_TUNER_MC44S803: 510 state->af9013_pdata[i].gpio[1] = AF9013_GPIO_LO; 511 state->af9013_pdata[i].spec_inv = 1; 512 break; 513 default: 514 dev_err(&intf->dev, 515 "tuner id %02x not supported, please report!\n", 516 val); 517 return -ENODEV; 518 } 519 520 state->af9013_pdata[i].tuner = val; 521 dev_dbg(&intf->dev, "[%d] tuner id %02x\n", i, val); 522 } 523 524 error: 525 if (ret) 526 dev_err(&intf->dev, "eeprom read failed %d\n", ret); 527 528 /* 529 * AverMedia AVerTV Volar Black HD (A850) device have bad EEPROM 530 * content :-( Override some wrong values here. Ditto for the 531 * AVerTV Red HD+ (A850T) device. 532 */ 533 if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && 534 ((le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_AVERMEDIA_A850) || 535 (le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_AVERMEDIA_A850T))) { 536 dev_dbg(&intf->dev, "AverMedia A850: overriding config\n"); 537 /* disable dual mode */ 538 state->dual_mode = 0; 539 540 /* set correct IF */ 541 state->af9013_pdata[0].if_frequency = 4570000; 542 } 543 544 return ret; 545 } 546 547 static int af9015_get_stream_config(struct dvb_frontend *fe, u8 *ts_type, 548 struct usb_data_stream_properties *stream) 549 { 550 struct dvb_usb_device *d = fe_to_d(fe); 551 struct usb_interface *intf = d->intf; 552 553 dev_dbg(&intf->dev, "adap %u\n", fe_to_adap(fe)->id); 554 555 if (d->udev->speed == USB_SPEED_FULL) 556 stream->u.bulk.buffersize = 5 * 188; 557 558 return 0; 559 } 560 561 static int af9015_streaming_ctrl(struct dvb_frontend *fe, int onoff) 562 { 563 struct dvb_usb_device *d = fe_to_d(fe); 564 struct af9015_state *state = d_to_priv(d); 565 struct usb_interface *intf = d->intf; 566 int ret; 567 unsigned int utmp1, utmp2, reg1, reg2; 568 u8 buf[2]; 569 const unsigned int adap_id = fe_to_adap(fe)->id; 570 571 dev_dbg(&intf->dev, "adap id %d, onoff %d\n", adap_id, onoff); 572 573 if (!state->usb_ts_if_configured[adap_id]) { 574 dev_dbg(&intf->dev, "set usb and ts interface\n"); 575 576 /* USB IF stream settings */ 577 utmp1 = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4; 578 utmp2 = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4; 579 580 buf[0] = (utmp1 >> 0) & 0xff; 581 buf[1] = (utmp1 >> 8) & 0xff; 582 if (adap_id == 0) { 583 /* 1st USB IF (EP4) stream settings */ 584 reg1 = 0xdd88; 585 reg2 = 0xdd0c; 586 } else { 587 /* 2nd USB IF (EP5) stream settings */ 588 reg1 = 0xdd8a; 589 reg2 = 0xdd0d; 590 } 591 ret = regmap_bulk_write(state->regmap, reg1, buf, 2); 592 if (ret) 593 goto err; 594 ret = regmap_write(state->regmap, reg2, utmp2); 595 if (ret) 596 goto err; 597 598 /* TS IF settings */ 599 if (state->dual_mode) { 600 utmp1 = 0x01; 601 utmp2 = 0x10; 602 } else { 603 utmp1 = 0x00; 604 utmp2 = 0x00; 605 } 606 ret = regmap_update_bits(state->regmap, 0xd50b, 0x01, utmp1); 607 if (ret) 608 goto err; 609 ret = regmap_update_bits(state->regmap, 0xd520, 0x10, utmp2); 610 if (ret) 611 goto err; 612 613 state->usb_ts_if_configured[adap_id] = true; 614 } 615 616 if (adap_id == 0 && onoff) { 617 /* Adapter 0 stream on. EP4: clear NAK, enable, clear reset */ 618 ret = regmap_update_bits(state->regmap, 0xdd13, 0x20, 0x00); 619 if (ret) 620 goto err; 621 ret = regmap_update_bits(state->regmap, 0xdd11, 0x20, 0x20); 622 if (ret) 623 goto err; 624 ret = regmap_update_bits(state->regmap, 0xd507, 0x04, 0x00); 625 if (ret) 626 goto err; 627 } else if (adap_id == 1 && onoff) { 628 /* Adapter 1 stream on. EP5: clear NAK, enable, clear reset */ 629 ret = regmap_update_bits(state->regmap, 0xdd13, 0x40, 0x00); 630 if (ret) 631 goto err; 632 ret = regmap_update_bits(state->regmap, 0xdd11, 0x40, 0x40); 633 if (ret) 634 goto err; 635 ret = regmap_update_bits(state->regmap, 0xd50b, 0x02, 0x00); 636 if (ret) 637 goto err; 638 } else if (adap_id == 0 && !onoff) { 639 /* Adapter 0 stream off. EP4: set reset, disable, set NAK */ 640 ret = regmap_update_bits(state->regmap, 0xd507, 0x04, 0x04); 641 if (ret) 642 goto err; 643 ret = regmap_update_bits(state->regmap, 0xdd11, 0x20, 0x00); 644 if (ret) 645 goto err; 646 ret = regmap_update_bits(state->regmap, 0xdd13, 0x20, 0x20); 647 if (ret) 648 goto err; 649 } else if (adap_id == 1 && !onoff) { 650 /* Adapter 1 stream off. EP5: set reset, disable, set NAK */ 651 ret = regmap_update_bits(state->regmap, 0xd50b, 0x02, 0x02); 652 if (ret) 653 goto err; 654 ret = regmap_update_bits(state->regmap, 0xdd11, 0x40, 0x00); 655 if (ret) 656 goto err; 657 ret = regmap_update_bits(state->regmap, 0xdd13, 0x40, 0x40); 658 if (ret) 659 goto err; 660 } 661 662 return 0; 663 err: 664 dev_dbg(&intf->dev, "failed %d\n", ret); 665 return ret; 666 } 667 668 static int af9015_get_adapter_count(struct dvb_usb_device *d) 669 { 670 struct af9015_state *state = d_to_priv(d); 671 672 return state->dual_mode + 1; 673 } 674 675 /* override demod callbacks for resource locking */ 676 static int af9015_af9013_set_frontend(struct dvb_frontend *fe) 677 { 678 int ret; 679 struct af9015_state *state = fe_to_priv(fe); 680 681 if (mutex_lock_interruptible(&state->fe_mutex)) 682 return -EAGAIN; 683 684 ret = state->set_frontend[fe_to_adap(fe)->id](fe); 685 686 mutex_unlock(&state->fe_mutex); 687 688 return ret; 689 } 690 691 /* override demod callbacks for resource locking */ 692 static int af9015_af9013_read_status(struct dvb_frontend *fe, 693 enum fe_status *status) 694 { 695 int ret; 696 struct af9015_state *state = fe_to_priv(fe); 697 698 if (mutex_lock_interruptible(&state->fe_mutex)) 699 return -EAGAIN; 700 701 ret = state->read_status[fe_to_adap(fe)->id](fe, status); 702 703 mutex_unlock(&state->fe_mutex); 704 705 return ret; 706 } 707 708 /* override demod callbacks for resource locking */ 709 static int af9015_af9013_init(struct dvb_frontend *fe) 710 { 711 int ret; 712 struct af9015_state *state = fe_to_priv(fe); 713 714 if (mutex_lock_interruptible(&state->fe_mutex)) 715 return -EAGAIN; 716 717 ret = state->init[fe_to_adap(fe)->id](fe); 718 719 mutex_unlock(&state->fe_mutex); 720 721 return ret; 722 } 723 724 /* override demod callbacks for resource locking */ 725 static int af9015_af9013_sleep(struct dvb_frontend *fe) 726 { 727 int ret; 728 struct af9015_state *state = fe_to_priv(fe); 729 730 if (mutex_lock_interruptible(&state->fe_mutex)) 731 return -EAGAIN; 732 733 ret = state->sleep[fe_to_adap(fe)->id](fe); 734 735 mutex_unlock(&state->fe_mutex); 736 737 return ret; 738 } 739 740 /* override tuner callbacks for resource locking */ 741 static int af9015_tuner_init(struct dvb_frontend *fe) 742 { 743 int ret; 744 struct af9015_state *state = fe_to_priv(fe); 745 746 if (mutex_lock_interruptible(&state->fe_mutex)) 747 return -EAGAIN; 748 749 ret = state->tuner_init[fe_to_adap(fe)->id](fe); 750 751 mutex_unlock(&state->fe_mutex); 752 753 return ret; 754 } 755 756 /* override tuner callbacks for resource locking */ 757 static int af9015_tuner_sleep(struct dvb_frontend *fe) 758 { 759 int ret; 760 struct af9015_state *state = fe_to_priv(fe); 761 762 if (mutex_lock_interruptible(&state->fe_mutex)) 763 return -EAGAIN; 764 765 ret = state->tuner_sleep[fe_to_adap(fe)->id](fe); 766 767 mutex_unlock(&state->fe_mutex); 768 769 return ret; 770 } 771 772 static int af9015_copy_firmware(struct dvb_usb_device *d) 773 { 774 struct af9015_state *state = d_to_priv(d); 775 struct usb_interface *intf = d->intf; 776 int ret; 777 unsigned long timeout; 778 u8 val, firmware_info[4]; 779 struct req_t req = {COPY_FIRMWARE, 0, 0x5100, 0, 0, 4, firmware_info}; 780 781 dev_dbg(&intf->dev, "\n"); 782 783 firmware_info[0] = (state->firmware_size >> 8) & 0xff; 784 firmware_info[1] = (state->firmware_size >> 0) & 0xff; 785 firmware_info[2] = (state->firmware_checksum >> 8) & 0xff; 786 firmware_info[3] = (state->firmware_checksum >> 0) & 0xff; 787 788 /* Check whether firmware is already running */ 789 ret = af9015_read_reg_i2c(d, state->af9013_i2c_addr[1], 0x98be, &val); 790 if (ret) 791 goto err; 792 793 dev_dbg(&intf->dev, "firmware status %02x\n", val); 794 795 if (val == 0x0c) 796 return 0; 797 798 /* Set i2c clock to 625kHz to speed up firmware copy */ 799 ret = regmap_write(state->regmap, 0xd416, 0x04); 800 if (ret) 801 goto err; 802 803 /* Copy firmware from master demod to slave demod */ 804 ret = af9015_ctrl_msg(d, &req); 805 if (ret) { 806 dev_err(&intf->dev, "firmware copy cmd failed %d\n", ret); 807 goto err; 808 } 809 810 /* Set i2c clock to 125kHz */ 811 ret = regmap_write(state->regmap, 0xd416, 0x14); 812 if (ret) 813 goto err; 814 815 /* Boot firmware */ 816 ret = af9015_write_reg_i2c(d, state->af9013_i2c_addr[1], 0xe205, 0x01); 817 if (ret) 818 goto err; 819 820 /* Poll firmware ready */ 821 for (val = 0x00, timeout = jiffies + msecs_to_jiffies(1000); 822 !time_after(jiffies, timeout) && val != 0x0c && val != 0x04;) { 823 msleep(20); 824 825 /* Check firmware status. 0c=OK, 04=fail */ 826 ret = af9015_read_reg_i2c(d, state->af9013_i2c_addr[1], 827 0x98be, &val); 828 if (ret) 829 goto err; 830 831 dev_dbg(&intf->dev, "firmware status %02x\n", val); 832 } 833 834 dev_dbg(&intf->dev, "firmware boot took %u ms\n", 835 jiffies_to_msecs(jiffies) - (jiffies_to_msecs(timeout) - 1000)); 836 837 if (val == 0x04) { 838 ret = -ENODEV; 839 dev_err(&intf->dev, "firmware did not run\n"); 840 goto err; 841 } else if (val != 0x0c) { 842 ret = -ETIMEDOUT; 843 dev_err(&intf->dev, "firmware boot timeout\n"); 844 goto err; 845 } 846 847 return 0; 848 err: 849 dev_dbg(&intf->dev, "failed %d\n", ret); 850 return ret; 851 } 852 853 static int af9015_af9013_frontend_attach(struct dvb_usb_adapter *adap) 854 { 855 struct af9015_state *state = adap_to_priv(adap); 856 struct dvb_usb_device *d = adap_to_d(adap); 857 struct usb_interface *intf = d->intf; 858 struct i2c_client *client; 859 int ret; 860 861 dev_dbg(&intf->dev, "adap id %u\n", adap->id); 862 863 if (adap->id == 0) { 864 state->af9013_pdata[0].ts_mode = AF9013_TS_MODE_USB; 865 memcpy(state->af9013_pdata[0].api_version, "\x0\x1\x9\x0", 4); 866 state->af9013_pdata[0].gpio[0] = AF9013_GPIO_HI; 867 state->af9013_pdata[0].gpio[3] = AF9013_GPIO_TUNER_ON; 868 } else if (adap->id == 1) { 869 state->af9013_pdata[1].ts_mode = AF9013_TS_MODE_SERIAL; 870 state->af9013_pdata[1].ts_output_pin = 7; 871 memcpy(state->af9013_pdata[1].api_version, "\x0\x1\x9\x0", 4); 872 state->af9013_pdata[1].gpio[0] = AF9013_GPIO_TUNER_ON; 873 state->af9013_pdata[1].gpio[1] = AF9013_GPIO_LO; 874 875 /* copy firmware to 2nd demodulator */ 876 if (state->dual_mode) { 877 /* Wait 2nd demodulator ready */ 878 msleep(100); 879 880 ret = af9015_copy_firmware(adap_to_d(adap)); 881 if (ret) { 882 dev_err(&intf->dev, 883 "firmware copy to 2nd frontend failed, will disable it\n"); 884 state->dual_mode = 0; 885 goto err; 886 } 887 } else { 888 ret = -ENODEV; 889 goto err; 890 } 891 } 892 893 /* Add I2C demod */ 894 client = dvb_module_probe("af9013", NULL, &d->i2c_adap, 895 state->af9013_i2c_addr[adap->id], 896 &state->af9013_pdata[adap->id]); 897 if (!client) { 898 ret = -ENODEV; 899 goto err; 900 } 901 adap->fe[0] = state->af9013_pdata[adap->id].get_dvb_frontend(client); 902 state->demod_i2c_client[adap->id] = client; 903 904 /* 905 * AF9015 firmware does not like if it gets interrupted by I2C adapter 906 * request on some critical phases. During normal operation I2C adapter 907 * is used only 2nd demodulator and tuner on dual tuner devices. 908 * Override demodulator callbacks and use mutex for limit access to 909 * those "critical" paths to keep AF9015 happy. 910 */ 911 if (adap->fe[0]) { 912 state->set_frontend[adap->id] = adap->fe[0]->ops.set_frontend; 913 adap->fe[0]->ops.set_frontend = af9015_af9013_set_frontend; 914 state->read_status[adap->id] = adap->fe[0]->ops.read_status; 915 adap->fe[0]->ops.read_status = af9015_af9013_read_status; 916 state->init[adap->id] = adap->fe[0]->ops.init; 917 adap->fe[0]->ops.init = af9015_af9013_init; 918 state->sleep[adap->id] = adap->fe[0]->ops.sleep; 919 adap->fe[0]->ops.sleep = af9015_af9013_sleep; 920 } 921 922 return 0; 923 err: 924 dev_dbg(&intf->dev, "failed %d\n", ret); 925 return ret; 926 } 927 928 static int af9015_frontend_detach(struct dvb_usb_adapter *adap) 929 { 930 struct af9015_state *state = adap_to_priv(adap); 931 struct dvb_usb_device *d = adap_to_d(adap); 932 struct usb_interface *intf = d->intf; 933 struct i2c_client *client; 934 935 dev_dbg(&intf->dev, "adap id %u\n", adap->id); 936 937 /* Remove I2C demod */ 938 client = state->demod_i2c_client[adap->id]; 939 dvb_module_release(client); 940 941 return 0; 942 } 943 944 static struct mt2060_config af9015_mt2060_config = { 945 .i2c_address = 0x60, 946 .clock_out = 0, 947 }; 948 949 static struct qt1010_config af9015_qt1010_config = { 950 .i2c_address = 0x62, 951 }; 952 953 static struct tda18271_config af9015_tda18271_config = { 954 .gate = TDA18271_GATE_DIGITAL, 955 .small_i2c = TDA18271_16_BYTE_CHUNK_INIT, 956 }; 957 958 static struct mxl5005s_config af9015_mxl5003_config = { 959 .i2c_address = 0x63, 960 .if_freq = IF_FREQ_4570000HZ, 961 .xtal_freq = CRYSTAL_FREQ_16000000HZ, 962 .agc_mode = MXL_SINGLE_AGC, 963 .tracking_filter = MXL_TF_DEFAULT, 964 .rssi_enable = MXL_RSSI_ENABLE, 965 .cap_select = MXL_CAP_SEL_ENABLE, 966 .div_out = MXL_DIV_OUT_4, 967 .clock_out = MXL_CLOCK_OUT_DISABLE, 968 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM, 969 .top = MXL5005S_TOP_25P2, 970 .mod_mode = MXL_DIGITAL_MODE, 971 .if_mode = MXL_ZERO_IF, 972 .AgcMasterByte = 0x00, 973 }; 974 975 static struct mxl5005s_config af9015_mxl5005_config = { 976 .i2c_address = 0x63, 977 .if_freq = IF_FREQ_4570000HZ, 978 .xtal_freq = CRYSTAL_FREQ_16000000HZ, 979 .agc_mode = MXL_SINGLE_AGC, 980 .tracking_filter = MXL_TF_OFF, 981 .rssi_enable = MXL_RSSI_ENABLE, 982 .cap_select = MXL_CAP_SEL_ENABLE, 983 .div_out = MXL_DIV_OUT_4, 984 .clock_out = MXL_CLOCK_OUT_DISABLE, 985 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM, 986 .top = MXL5005S_TOP_25P2, 987 .mod_mode = MXL_DIGITAL_MODE, 988 .if_mode = MXL_ZERO_IF, 989 .AgcMasterByte = 0x00, 990 }; 991 992 static struct mc44s803_config af9015_mc44s803_config = { 993 .i2c_address = 0x60, 994 .dig_out = 1, 995 }; 996 997 static struct tda18218_config af9015_tda18218_config = { 998 .i2c_address = 0x60, 999 .i2c_wr_max = 21, /* max wr bytes AF9015 I2C adap can handle at once */ 1000 }; 1001 1002 static struct mxl5007t_config af9015_mxl5007t_config = { 1003 .xtal_freq_hz = MxL_XTAL_24_MHZ, 1004 .if_freq_hz = MxL_IF_4_57_MHZ, 1005 }; 1006 1007 static int af9015_tuner_attach(struct dvb_usb_adapter *adap) 1008 { 1009 struct dvb_usb_device *d = adap_to_d(adap); 1010 struct af9015_state *state = d_to_priv(d); 1011 struct usb_interface *intf = d->intf; 1012 struct i2c_client *client; 1013 struct i2c_adapter *adapter; 1014 int ret; 1015 1016 dev_dbg(&intf->dev, "adap id %u\n", adap->id); 1017 1018 client = state->demod_i2c_client[adap->id]; 1019 adapter = state->af9013_pdata[adap->id].get_i2c_adapter(client); 1020 1021 switch (state->af9013_pdata[adap->id].tuner) { 1022 case AF9013_TUNER_MT2060: 1023 case AF9013_TUNER_MT2060_2: 1024 ret = dvb_attach(mt2060_attach, adap->fe[0], adapter, 1025 &af9015_mt2060_config, 1026 state->mt2060_if1[adap->id]) == NULL ? -ENODEV : 0; 1027 break; 1028 case AF9013_TUNER_QT1010: 1029 case AF9013_TUNER_QT1010A: 1030 ret = dvb_attach(qt1010_attach, adap->fe[0], adapter, 1031 &af9015_qt1010_config) == NULL ? -ENODEV : 0; 1032 break; 1033 case AF9013_TUNER_TDA18271: 1034 ret = dvb_attach(tda18271_attach, adap->fe[0], 0x60, adapter, 1035 &af9015_tda18271_config) == NULL ? -ENODEV : 0; 1036 break; 1037 case AF9013_TUNER_TDA18218: 1038 ret = dvb_attach(tda18218_attach, adap->fe[0], adapter, 1039 &af9015_tda18218_config) == NULL ? -ENODEV : 0; 1040 break; 1041 case AF9013_TUNER_MXL5003D: 1042 ret = dvb_attach(mxl5005s_attach, adap->fe[0], adapter, 1043 &af9015_mxl5003_config) == NULL ? -ENODEV : 0; 1044 break; 1045 case AF9013_TUNER_MXL5005D: 1046 case AF9013_TUNER_MXL5005R: 1047 ret = dvb_attach(mxl5005s_attach, adap->fe[0], adapter, 1048 &af9015_mxl5005_config) == NULL ? -ENODEV : 0; 1049 break; 1050 case AF9013_TUNER_ENV77H11D5: 1051 ret = dvb_attach(dvb_pll_attach, adap->fe[0], 0x60, adapter, 1052 DVB_PLL_TDA665X) == NULL ? -ENODEV : 0; 1053 break; 1054 case AF9013_TUNER_MC44S803: 1055 ret = dvb_attach(mc44s803_attach, adap->fe[0], adapter, 1056 &af9015_mc44s803_config) == NULL ? -ENODEV : 0; 1057 break; 1058 case AF9013_TUNER_MXL5007T: 1059 ret = dvb_attach(mxl5007t_attach, adap->fe[0], adapter, 1060 0x60, &af9015_mxl5007t_config) == NULL ? -ENODEV : 0; 1061 break; 1062 case AF9013_TUNER_UNKNOWN: 1063 default: 1064 dev_err(&intf->dev, "unknown tuner, tuner id %02x\n", 1065 state->af9013_pdata[adap->id].tuner); 1066 ret = -ENODEV; 1067 } 1068 1069 if (adap->fe[0]->ops.tuner_ops.init) { 1070 state->tuner_init[adap->id] = 1071 adap->fe[0]->ops.tuner_ops.init; 1072 adap->fe[0]->ops.tuner_ops.init = af9015_tuner_init; 1073 } 1074 1075 if (adap->fe[0]->ops.tuner_ops.sleep) { 1076 state->tuner_sleep[adap->id] = 1077 adap->fe[0]->ops.tuner_ops.sleep; 1078 adap->fe[0]->ops.tuner_ops.sleep = af9015_tuner_sleep; 1079 } 1080 1081 return ret; 1082 } 1083 1084 static int af9015_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) 1085 { 1086 struct af9015_state *state = adap_to_priv(adap); 1087 struct af9013_platform_data *pdata = &state->af9013_pdata[adap->id]; 1088 int ret; 1089 1090 mutex_lock(&state->fe_mutex); 1091 ret = pdata->pid_filter_ctrl(adap->fe[0], onoff); 1092 mutex_unlock(&state->fe_mutex); 1093 1094 return ret; 1095 } 1096 1097 static int af9015_pid_filter(struct dvb_usb_adapter *adap, int index, 1098 u16 pid, int onoff) 1099 { 1100 struct af9015_state *state = adap_to_priv(adap); 1101 struct af9013_platform_data *pdata = &state->af9013_pdata[adap->id]; 1102 int ret; 1103 1104 mutex_lock(&state->fe_mutex); 1105 ret = pdata->pid_filter(adap->fe[0], index, pid, onoff); 1106 mutex_unlock(&state->fe_mutex); 1107 1108 return ret; 1109 } 1110 1111 static int af9015_init(struct dvb_usb_device *d) 1112 { 1113 struct af9015_state *state = d_to_priv(d); 1114 struct usb_interface *intf = d->intf; 1115 int ret; 1116 1117 dev_dbg(&intf->dev, "\n"); 1118 1119 mutex_init(&state->fe_mutex); 1120 1121 /* init RC canary */ 1122 ret = regmap_write(state->regmap, 0x98e9, 0xff); 1123 if (ret) 1124 goto error; 1125 1126 error: 1127 return ret; 1128 } 1129 1130 #if IS_ENABLED(CONFIG_RC_CORE) 1131 struct af9015_rc_setup { 1132 unsigned int id; 1133 char *rc_codes; 1134 }; 1135 1136 static char *af9015_rc_setup_match(unsigned int id, 1137 const struct af9015_rc_setup *table) 1138 { 1139 for (; table->rc_codes; table++) 1140 if (table->id == id) 1141 return table->rc_codes; 1142 return NULL; 1143 } 1144 1145 static const struct af9015_rc_setup af9015_rc_setup_modparam[] = { 1146 { AF9015_REMOTE_A_LINK_DTU_M, RC_MAP_ALINK_DTU_M }, 1147 { AF9015_REMOTE_MSI_DIGIVOX_MINI_II_V3, RC_MAP_MSI_DIGIVOX_II }, 1148 { AF9015_REMOTE_MYGICTV_U718, RC_MAP_TOTAL_MEDIA_IN_HAND }, 1149 { AF9015_REMOTE_DIGITTRADE_DVB_T, RC_MAP_DIGITTRADE }, 1150 { AF9015_REMOTE_AVERMEDIA_KS, RC_MAP_AVERMEDIA_RM_KS }, 1151 { } 1152 }; 1153 1154 static const struct af9015_rc_setup af9015_rc_setup_hashes[] = { 1155 { 0xb8feb708, RC_MAP_MSI_DIGIVOX_II }, 1156 { 0xa3703d00, RC_MAP_ALINK_DTU_M }, 1157 { 0x9b7dc64e, RC_MAP_TOTAL_MEDIA_IN_HAND }, /* MYGICTV U718 */ 1158 { 0x5d49e3db, RC_MAP_DIGITTRADE }, /* LC-Power LC-USB-DVBT */ 1159 { } 1160 }; 1161 1162 static int af9015_rc_query(struct dvb_usb_device *d) 1163 { 1164 struct af9015_state *state = d_to_priv(d); 1165 struct usb_interface *intf = d->intf; 1166 int ret; 1167 u8 buf[17]; 1168 1169 /* read registers needed to detect remote controller code */ 1170 ret = regmap_bulk_read(state->regmap, 0x98d9, buf, sizeof(buf)); 1171 if (ret) 1172 goto error; 1173 1174 /* If any of these are non-zero, assume invalid data */ 1175 if (buf[1] || buf[2] || buf[3]) { 1176 dev_dbg(&intf->dev, "invalid data\n"); 1177 return ret; 1178 } 1179 1180 /* Check for repeat of previous code */ 1181 if ((state->rc_repeat != buf[6] || buf[0]) && 1182 !memcmp(&buf[12], state->rc_last, 4)) { 1183 dev_dbg(&intf->dev, "key repeated\n"); 1184 rc_repeat(d->rc_dev); 1185 state->rc_repeat = buf[6]; 1186 return ret; 1187 } 1188 1189 /* Only process key if canary killed */ 1190 if (buf[16] != 0xff && buf[0] != 0x01) { 1191 enum rc_proto proto; 1192 1193 dev_dbg(&intf->dev, "key pressed %*ph\n", 4, buf + 12); 1194 1195 /* Reset the canary */ 1196 ret = regmap_write(state->regmap, 0x98e9, 0xff); 1197 if (ret) 1198 goto error; 1199 1200 /* Remember this key */ 1201 memcpy(state->rc_last, &buf[12], 4); 1202 if (buf[14] == (u8)~buf[15]) { 1203 if (buf[12] == (u8)~buf[13]) { 1204 /* NEC */ 1205 state->rc_keycode = RC_SCANCODE_NEC(buf[12], 1206 buf[14]); 1207 proto = RC_PROTO_NEC; 1208 } else { 1209 /* NEC extended*/ 1210 state->rc_keycode = RC_SCANCODE_NECX(buf[12] << 8 | 1211 buf[13], 1212 buf[14]); 1213 proto = RC_PROTO_NECX; 1214 } 1215 } else { 1216 /* 32 bit NEC */ 1217 state->rc_keycode = RC_SCANCODE_NEC32(buf[12] << 24 | 1218 buf[13] << 16 | 1219 buf[14] << 8 | 1220 buf[15]); 1221 proto = RC_PROTO_NEC32; 1222 } 1223 rc_keydown(d->rc_dev, proto, state->rc_keycode, 0); 1224 } else { 1225 dev_dbg(&intf->dev, "no key press\n"); 1226 /* Invalidate last keypress */ 1227 /* Not really needed, but helps with debug */ 1228 state->rc_last[2] = state->rc_last[3]; 1229 } 1230 1231 state->rc_repeat = buf[6]; 1232 state->rc_failed = false; 1233 1234 error: 1235 if (ret) { 1236 dev_warn(&intf->dev, "rc query failed %d\n", ret); 1237 1238 /* allow random errors as dvb-usb will stop polling on error */ 1239 if (!state->rc_failed) 1240 ret = 0; 1241 1242 state->rc_failed = true; 1243 } 1244 1245 return ret; 1246 } 1247 1248 static int af9015_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) 1249 { 1250 struct af9015_state *state = d_to_priv(d); 1251 u16 vid = le16_to_cpu(d->udev->descriptor.idVendor); 1252 1253 if (state->ir_mode == AF9015_IR_MODE_DISABLED) 1254 return 0; 1255 1256 /* try to load remote based module param */ 1257 if (!rc->map_name) 1258 rc->map_name = af9015_rc_setup_match(dvb_usb_af9015_remote, 1259 af9015_rc_setup_modparam); 1260 1261 /* try to load remote based eeprom hash */ 1262 if (!rc->map_name) 1263 rc->map_name = af9015_rc_setup_match(state->eeprom_sum, 1264 af9015_rc_setup_hashes); 1265 1266 /* try to load remote based USB iManufacturer string */ 1267 if (!rc->map_name && vid == USB_VID_AFATECH) { 1268 /* 1269 * Check USB manufacturer and product strings and try 1270 * to determine correct remote in case of chip vendor 1271 * reference IDs are used. 1272 * DO NOT ADD ANYTHING NEW HERE. Use hashes instead. 1273 */ 1274 char manufacturer[10]; 1275 1276 memset(manufacturer, 0, sizeof(manufacturer)); 1277 usb_string(d->udev, d->udev->descriptor.iManufacturer, 1278 manufacturer, sizeof(manufacturer)); 1279 if (!strcmp("MSI", manufacturer)) { 1280 /* 1281 * iManufacturer 1 MSI 1282 * iProduct 2 MSI K-VOX 1283 */ 1284 rc->map_name = af9015_rc_setup_match(AF9015_REMOTE_MSI_DIGIVOX_MINI_II_V3, 1285 af9015_rc_setup_modparam); 1286 } 1287 } 1288 1289 /* load empty to enable rc */ 1290 if (!rc->map_name) 1291 rc->map_name = RC_MAP_EMPTY; 1292 1293 rc->allowed_protos = RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX | 1294 RC_PROTO_BIT_NEC32; 1295 rc->query = af9015_rc_query; 1296 rc->interval = 500; 1297 1298 return 0; 1299 } 1300 #else 1301 #define af9015_get_rc_config NULL 1302 #endif 1303 1304 static int af9015_regmap_write(void *context, const void *data, size_t count) 1305 { 1306 struct dvb_usb_device *d = context; 1307 struct usb_interface *intf = d->intf; 1308 int ret; 1309 u16 reg = ((u8 *)data)[0] << 8 | ((u8 *)data)[1] << 0; 1310 u8 *val = &((u8 *)data)[2]; 1311 const unsigned int len = count - 2; 1312 struct req_t req = {WRITE_MEMORY, 0, reg, 0, 0, len, val}; 1313 1314 ret = af9015_ctrl_msg(d, &req); 1315 if (ret) 1316 goto err; 1317 1318 return 0; 1319 err: 1320 dev_dbg(&intf->dev, "failed %d\n", ret); 1321 return ret; 1322 } 1323 1324 static int af9015_regmap_read(void *context, const void *reg_buf, 1325 size_t reg_size, void *val_buf, size_t val_size) 1326 { 1327 struct dvb_usb_device *d = context; 1328 struct usb_interface *intf = d->intf; 1329 int ret; 1330 u16 reg = ((u8 *)reg_buf)[0] << 8 | ((u8 *)reg_buf)[1] << 0; 1331 u8 *val = &((u8 *)val_buf)[0]; 1332 const unsigned int len = val_size; 1333 struct req_t req = {READ_MEMORY, 0, reg, 0, 0, len, val}; 1334 1335 ret = af9015_ctrl_msg(d, &req); 1336 if (ret) 1337 goto err; 1338 1339 return 0; 1340 err: 1341 dev_dbg(&intf->dev, "failed %d\n", ret); 1342 return ret; 1343 } 1344 1345 static int af9015_probe(struct dvb_usb_device *d) 1346 { 1347 struct af9015_state *state = d_to_priv(d); 1348 struct usb_interface *intf = d->intf; 1349 struct usb_device *udev = interface_to_usbdev(intf); 1350 int ret; 1351 char manufacturer[sizeof("ITE Technologies, Inc.")]; 1352 static const struct regmap_config regmap_config = { 1353 .reg_bits = 16, 1354 .val_bits = 8, 1355 }; 1356 static const struct regmap_bus regmap_bus = { 1357 .read = af9015_regmap_read, 1358 .write = af9015_regmap_write, 1359 }; 1360 1361 dev_dbg(&intf->dev, "\n"); 1362 1363 memset(manufacturer, 0, sizeof(manufacturer)); 1364 usb_string(udev, udev->descriptor.iManufacturer, 1365 manufacturer, sizeof(manufacturer)); 1366 /* 1367 * There is two devices having same ID but different chipset. One uses 1368 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb 1369 * is iManufacturer string. 1370 * 1371 * idVendor 0x0ccd TerraTec Electronic GmbH 1372 * idProduct 0x0099 1373 * bcdDevice 2.00 1374 * iManufacturer 1 Afatech 1375 * iProduct 2 DVB-T 2 1376 * 1377 * idVendor 0x0ccd TerraTec Electronic GmbH 1378 * idProduct 0x0099 1379 * bcdDevice 2.00 1380 * iManufacturer 1 ITE Technologies, Inc. 1381 * iProduct 2 DVB-T TV Stick 1382 */ 1383 if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) && 1384 (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) { 1385 if (!strcmp("ITE Technologies, Inc.", manufacturer)) { 1386 ret = -ENODEV; 1387 dev_dbg(&intf->dev, "rejecting device\n"); 1388 goto err; 1389 } 1390 } 1391 1392 state->regmap = regmap_init(&intf->dev, ®map_bus, d, ®map_config); 1393 if (IS_ERR(state->regmap)) { 1394 ret = PTR_ERR(state->regmap); 1395 goto err; 1396 } 1397 1398 return 0; 1399 err: 1400 dev_dbg(&intf->dev, "failed %d\n", ret); 1401 return ret; 1402 } 1403 1404 static void af9015_disconnect(struct dvb_usb_device *d) 1405 { 1406 struct af9015_state *state = d_to_priv(d); 1407 struct usb_interface *intf = d->intf; 1408 1409 dev_dbg(&intf->dev, "\n"); 1410 1411 regmap_exit(state->regmap); 1412 } 1413 1414 /* 1415 * Interface 0 is used by DVB-T receiver and 1416 * interface 1 is for remote controller (HID) 1417 */ 1418 static const struct dvb_usb_device_properties af9015_props = { 1419 .driver_name = KBUILD_MODNAME, 1420 .owner = THIS_MODULE, 1421 .adapter_nr = adapter_nr, 1422 .size_of_priv = sizeof(struct af9015_state), 1423 1424 .generic_bulk_ctrl_endpoint = 0x02, 1425 .generic_bulk_ctrl_endpoint_response = 0x81, 1426 1427 .probe = af9015_probe, 1428 .disconnect = af9015_disconnect, 1429 .identify_state = af9015_identify_state, 1430 .firmware = AF9015_FIRMWARE, 1431 .download_firmware = af9015_download_firmware, 1432 1433 .i2c_algo = &af9015_i2c_algo, 1434 .read_config = af9015_read_config, 1435 .frontend_attach = af9015_af9013_frontend_attach, 1436 .frontend_detach = af9015_frontend_detach, 1437 .tuner_attach = af9015_tuner_attach, 1438 .init = af9015_init, 1439 .get_rc_config = af9015_get_rc_config, 1440 .get_stream_config = af9015_get_stream_config, 1441 .streaming_ctrl = af9015_streaming_ctrl, 1442 1443 .get_adapter_count = af9015_get_adapter_count, 1444 .adapter = { 1445 { 1446 .caps = DVB_USB_ADAP_HAS_PID_FILTER | 1447 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1448 .pid_filter_count = 32, 1449 .pid_filter = af9015_pid_filter, 1450 .pid_filter_ctrl = af9015_pid_filter_ctrl, 1451 1452 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188), 1453 }, { 1454 .caps = DVB_USB_ADAP_HAS_PID_FILTER | 1455 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1456 .pid_filter_count = 32, 1457 .pid_filter = af9015_pid_filter, 1458 .pid_filter_ctrl = af9015_pid_filter_ctrl, 1459 1460 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188), 1461 }, 1462 }, 1463 }; 1464 1465 static const struct usb_device_id af9015_id_table[] = { 1466 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9015_9015, 1467 &af9015_props, "Afatech AF9015 reference design", NULL) }, 1468 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9015_9016, 1469 &af9015_props, "Afatech AF9015 reference design", NULL) }, 1470 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_GOLD, 1471 &af9015_props, "Leadtek WinFast DTV Dongle Gold", RC_MAP_LEADTEK_Y04G0051) }, 1472 { DVB_USB_DEVICE(USB_VID_PINNACLE, USB_PID_PINNACLE_PCTV71E, 1473 &af9015_props, "Pinnacle PCTV 71e", NULL) }, 1474 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_399U, 1475 &af9015_props, "KWorld PlusTV Dual DVB-T Stick (DVB-T 399U)", NULL) }, 1476 { DVB_USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TINYTWIN, 1477 &af9015_props, "DigitalNow TinyTwin", RC_MAP_AZUREWAVE_AD_TU700) }, 1478 { DVB_USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_AZUREWAVE_AD_TU700, 1479 &af9015_props, "TwinHan AzureWave AD-TU700(704J)", RC_MAP_AZUREWAVE_AD_TU700) }, 1480 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_USB_XE_REV2, 1481 &af9015_props, "TerraTec Cinergy T USB XE", NULL) }, 1482 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_PC160_2T, 1483 &af9015_props, "KWorld PlusTV Dual DVB-T PCI (DVB-T PC160-2T)", NULL) }, 1484 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_X, 1485 &af9015_props, "AVerMedia AVerTV DVB-T Volar X", RC_MAP_AVERMEDIA_M135A) }, 1486 { DVB_USB_DEVICE(USB_VID_XTENSIONS, USB_PID_XTENSIONS_XD_380, 1487 &af9015_props, "Xtensions XD-380", NULL) }, 1488 { DVB_USB_DEVICE(USB_VID_MSI_2, USB_PID_MSI_DIGIVOX_DUO, 1489 &af9015_props, "MSI DIGIVOX Duo", RC_MAP_MSI_DIGIVOX_III) }, 1490 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_X_2, 1491 &af9015_props, "Fujitsu-Siemens Slim Mobile USB DVB-T", NULL) }, 1492 { DVB_USB_DEVICE(USB_VID_TELESTAR, USB_PID_TELESTAR_STARSTICK_2, 1493 &af9015_props, "Telestar Starstick 2", NULL) }, 1494 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A309, 1495 &af9015_props, "AVerMedia A309", NULL) }, 1496 { DVB_USB_DEVICE(USB_VID_MSI_2, USB_PID_MSI_DIGI_VOX_MINI_III, 1497 &af9015_props, "MSI Digi VOX mini III", RC_MAP_MSI_DIGIVOX_III) }, 1498 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U, 1499 &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) }, 1500 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_2, 1501 &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) }, 1502 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_3, 1503 &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) }, 1504 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_TREKSTOR_DVBT, 1505 &af9015_props, "TrekStor DVB-T USB Stick", RC_MAP_TREKSTOR) }, 1506 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A850, 1507 &af9015_props, "AverMedia AVerTV Volar Black HD (A850)", NULL) }, 1508 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A805, 1509 &af9015_props, "AverMedia AVerTV Volar GPS 805 (A805)", NULL) }, 1510 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CONCEPTRONIC_CTVDIGRCU, 1511 &af9015_props, "Conceptronic USB2.0 DVB-T CTVDIGRCU V3.0", NULL) }, 1512 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_MC810, 1513 &af9015_props, "KWorld Digital MC-810", NULL) }, 1514 { DVB_USB_DEVICE(USB_VID_KYE, USB_PID_GENIUS_TVGO_DVB_T03, 1515 &af9015_props, "Genius TVGo DVB-T03", NULL) }, 1516 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_399U_2, 1517 &af9015_props, "KWorld PlusTV Dual DVB-T Stick (DVB-T 399U)", NULL) }, 1518 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_PC160_T, 1519 &af9015_props, "KWorld PlusTV DVB-T PCI Pro Card (DVB-T PC160-T)", NULL) }, 1520 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20, 1521 &af9015_props, "Sveon STV20 Tuner USB DVB-T HDTV", NULL) }, 1522 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_TINYTWIN_2, 1523 &af9015_props, "DigitalNow TinyTwin v2", RC_MAP_DIGITALNOW_TINYTWIN) }, 1524 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV2000DS, 1525 &af9015_props, "Leadtek WinFast DTV2000DS", RC_MAP_LEADTEK_Y04G0051) }, 1526 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB383_T, 1527 &af9015_props, "KWorld USB DVB-T Stick Mobile (UB383-T)", NULL) }, 1528 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_4, 1529 &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) }, 1530 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A815M, 1531 &af9015_props, "AverMedia AVerTV Volar M (A815Mac)", NULL) }, 1532 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_RC, 1533 &af9015_props, "TerraTec Cinergy T Stick RC", RC_MAP_TERRATEC_SLIM_2) }, 1534 /* XXX: that same ID [0ccd:0099] is used by af9035 driver too */ 1535 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_DUAL_RC, 1536 &af9015_props, "TerraTec Cinergy T Stick Dual RC", RC_MAP_TERRATEC_SLIM) }, 1537 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A850T, 1538 &af9015_props, "AverMedia AVerTV Red HD+ (A850T)", NULL) }, 1539 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TINYTWIN_3, 1540 &af9015_props, "DigitalNow TinyTwin v3", RC_MAP_DIGITALNOW_TINYTWIN) }, 1541 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22, 1542 &af9015_props, "Sveon STV22 Dual USB DVB-T Tuner HDTV", RC_MAP_MSI_DIGIVOX_III) }, 1543 { } 1544 }; 1545 MODULE_DEVICE_TABLE(usb, af9015_id_table); 1546 1547 /* usb specific object needed to register this driver with the usb subsystem */ 1548 static struct usb_driver af9015_usb_driver = { 1549 .name = KBUILD_MODNAME, 1550 .id_table = af9015_id_table, 1551 .probe = dvb_usbv2_probe, 1552 .disconnect = dvb_usbv2_disconnect, 1553 .suspend = dvb_usbv2_suspend, 1554 .resume = dvb_usbv2_resume, 1555 .reset_resume = dvb_usbv2_reset_resume, 1556 .no_dynamic_id = 1, 1557 .soft_unbind = 1, 1558 }; 1559 1560 module_usb_driver(af9015_usb_driver); 1561 1562 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); 1563 MODULE_DESCRIPTION("Afatech AF9015 driver"); 1564 MODULE_LICENSE("GPL"); 1565 MODULE_FIRMWARE(AF9015_FIRMWARE); 1566