1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * DVB USB Linux driver for Afatech AF9015 DVB-T USB2.0 receiver 4 * 5 * Copyright (C) 2007 Antti Palosaari <crope@iki.fi> 6 * 7 * Thanks to Afatech who kindly provided information. 8 */ 9 10#include "af9015.h" 11 12static int dvb_usb_af9015_remote; 13module_param_named(remote, dvb_usb_af9015_remote, int, 0644); 14MODULE_PARM_DESC(remote, "select remote"); 15DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 16 17static int af9015_ctrl_msg(struct dvb_usb_device *d, struct req_t *req) 18{ 19#define REQ_HDR_LEN 8 /* send header size */ 20#define ACK_HDR_LEN 2 /* rece header size */ 21 struct af9015_state *state = d_to_priv(d); 22 struct usb_interface *intf = d->intf; 23 int ret, wlen, rlen; 24 u8 write = 1; 25 26 mutex_lock(&d->usb_mutex); 27 28 state->buf[0] = req->cmd; 29 state->buf[1] = state->seq++; 30 state->buf[2] = req->i2c_addr << 1; 31 state->buf[3] = req->addr >> 8; 32 state->buf[4] = req->addr & 0xff; 33 state->buf[5] = req->mbox; 34 state->buf[6] = req->addr_len; 35 state->buf[7] = req->data_len; 36 37 switch (req->cmd) { 38 case GET_CONFIG: 39 case READ_MEMORY: 40 case RECONNECT_USB: 41 write = 0; 42 break; 43 case READ_I2C: 44 write = 0; 45 state->buf[2] |= 0x01; /* set I2C direction */ 46 fallthrough; 47 case WRITE_I2C: 48 state->buf[0] = READ_WRITE_I2C; 49 break; 50 case WRITE_MEMORY: 51 if (((req->addr & 0xff00) == 0xff00) || 52 ((req->addr & 0xff00) == 0xae00)) 53 state->buf[0] = WRITE_VIRTUAL_MEMORY; 54 case WRITE_VIRTUAL_MEMORY: 55 case COPY_FIRMWARE: 56 case DOWNLOAD_FIRMWARE: 57 case BOOT: 58 break; 59 default: 60 dev_err(&intf->dev, "unknown cmd %d\n", req->cmd); 61 ret = -EIO; 62 goto error; 63 } 64 65 /* Buffer overflow check */ 66 if ((write && (req->data_len > BUF_LEN - REQ_HDR_LEN)) || 67 (!write && (req->data_len > BUF_LEN - ACK_HDR_LEN))) { 68 dev_err(&intf->dev, "too much data, cmd %u, len %u\n", 69 req->cmd, req->data_len); 70 ret = -EINVAL; 71 goto error; 72 } 73 74 /* 75 * Write receives seq + status = 2 bytes 76 * Read receives seq + status + data = 2 + N bytes 77 */ 78 wlen = REQ_HDR_LEN; 79 rlen = ACK_HDR_LEN; 80 if (write) { 81 wlen += req->data_len; 82 memcpy(&state->buf[REQ_HDR_LEN], req->data, req->data_len); 83 } else { 84 rlen += req->data_len; 85 } 86 87 /* no ack for these packets */ 88 if (req->cmd == DOWNLOAD_FIRMWARE || req->cmd == RECONNECT_USB) 89 rlen = 0; 90 91 ret = dvb_usbv2_generic_rw_locked(d, state->buf, wlen, 92 state->buf, rlen); 93 if (ret) 94 goto error; 95 96 /* check status */ 97 if (rlen && state->buf[1]) { 98 dev_err(&intf->dev, "cmd failed %u\n", state->buf[1]); 99 ret = -EIO; 100 goto error; 101 } 102 103 /* read request, copy returned data to return buf */ 104 if (!write) 105 memcpy(req->data, &state->buf[ACK_HDR_LEN], req->data_len); 106error: 107 mutex_unlock(&d->usb_mutex); 108 109 return ret; 110} 111 112static int af9015_write_reg_i2c(struct dvb_usb_device *d, u8 addr, u16 reg, 113 u8 val) 114{ 115 struct af9015_state *state = d_to_priv(d); 116 struct req_t req = {WRITE_I2C, addr, reg, 1, 1, 1, &val}; 117 118 if (addr == state->af9013_i2c_addr[0] || 119 addr == state->af9013_i2c_addr[1]) 120 req.addr_len = 3; 121 122 return af9015_ctrl_msg(d, &req); 123} 124 125static int af9015_read_reg_i2c(struct dvb_usb_device *d, u8 addr, u16 reg, 126 u8 *val) 127{ 128 struct af9015_state *state = d_to_priv(d); 129 struct req_t req = {READ_I2C, addr, reg, 0, 1, 1, val}; 130 131 if (addr == state->af9013_i2c_addr[0] || 132 addr == state->af9013_i2c_addr[1]) 133 req.addr_len = 3; 134 135 return af9015_ctrl_msg(d, &req); 136} 137 138static int af9015_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], 139 int num) 140{ 141 struct dvb_usb_device *d = i2c_get_adapdata(adap); 142 struct af9015_state *state = d_to_priv(d); 143 struct usb_interface *intf = d->intf; 144 int ret; 145 u16 addr; 146 u8 mbox, addr_len; 147 struct req_t req; 148 149 /* 150 * I2C multiplexing: 151 * There could be two tuners, both using same I2C address. Demodulator 152 * I2C-gate is only possibility to select correct tuner. 153 * 154 * ........................................... 155 * . AF9015 integrates AF9013 demodulator . 156 * . ____________ ____________ . ____________ 157 * .| USB IF | | demod |. | tuner | 158 * .|------------| |------------|. |------------| 159 * .| AF9015 | | AF9013 |. | MXL5003 | 160 * .| |--+--I2C-----|-----/ -----|.----I2C-----| | 161 * .| | | | addr 0x1c |. | addr 0x63 | 162 * .|____________| | |____________|. |____________| 163 * .................|......................... 164 * | ____________ ____________ 165 * | | demod | | tuner | 166 * | |------------| |------------| 167 * | | AF9013 | | MXL5003 | 168 * +--I2C-----|-----/ -----|-----I2C-----| | 169 * | addr 0x1d | | addr 0x63 | 170 * |____________| |____________| 171 */ 172 173 if (msg[0].len == 0 || msg[0].flags & I2C_M_RD) { 174 addr = 0x0000; 175 mbox = 0; 176 addr_len = 0; 177 } else if (msg[0].len == 1) { 178 addr = msg[0].buf[0]; 179 mbox = 0; 180 addr_len = 1; 181 } else if (msg[0].len == 2) { 182 addr = msg[0].buf[0] << 8 | msg[0].buf[1] << 0; 183 mbox = 0; 184 addr_len = 2; 185 } else { 186 addr = msg[0].buf[0] << 8 | msg[0].buf[1] << 0; 187 mbox = msg[0].buf[2]; 188 addr_len = 3; 189 } 190 191 if (num == 1 && !(msg[0].flags & I2C_M_RD)) { 192 /* i2c write */ 193 if (msg[0].len > 21) { 194 ret = -EOPNOTSUPP; 195 goto err; 196 } 197 if (msg[0].addr == state->af9013_i2c_addr[0]) 198 req.cmd = WRITE_MEMORY; 199 else 200 req.cmd = WRITE_I2C; 201 req.i2c_addr = msg[0].addr; 202 req.addr = addr; 203 req.mbox = mbox; 204 req.addr_len = addr_len; 205 req.data_len = msg[0].len - addr_len; 206 req.data = &msg[0].buf[addr_len]; 207 ret = af9015_ctrl_msg(d, &req); 208 } else if (num == 2 && !(msg[0].flags & I2C_M_RD) && 209 (msg[1].flags & I2C_M_RD)) { 210 /* i2c write + read */ 211 if (msg[0].len > 3 || msg[1].len > 61) { 212 ret = -EOPNOTSUPP; 213 goto err; 214 } 215 if (msg[0].addr == state->af9013_i2c_addr[0]) 216 req.cmd = READ_MEMORY; 217 else 218 req.cmd = READ_I2C; 219 req.i2c_addr = msg[0].addr; 220 req.addr = addr; 221 req.mbox = mbox; 222 req.addr_len = addr_len; 223 req.data_len = msg[1].len; 224 req.data = &msg[1].buf[0]; 225 ret = af9015_ctrl_msg(d, &req); 226 } else if (num == 1 && (msg[0].flags & I2C_M_RD)) { 227 /* i2c read */ 228 if (msg[0].len > 61) { 229 ret = -EOPNOTSUPP; 230 goto err; 231 } 232 if (msg[0].addr == state->af9013_i2c_addr[0]) { 233 ret = -EINVAL; 234 goto err; 235 } 236 req.cmd = READ_I2C; 237 req.i2c_addr = msg[0].addr; 238 req.addr = addr; 239 req.mbox = mbox; 240 req.addr_len = addr_len; 241 req.data_len = msg[0].len; 242 req.data = &msg[0].buf[0]; 243 ret = af9015_ctrl_msg(d, &req); 244 } else { 245 ret = -EOPNOTSUPP; 246 dev_dbg(&intf->dev, "unknown msg, num %u\n", num); 247 } 248 if (ret) 249 goto err; 250 251 return num; 252err: 253 dev_dbg(&intf->dev, "failed %d\n", ret); 254 return ret; 255} 256 257static u32 af9015_i2c_func(struct i2c_adapter *adapter) 258{ 259 return I2C_FUNC_I2C; 260} 261 262static struct i2c_algorithm af9015_i2c_algo = { 263 .master_xfer = af9015_i2c_xfer, 264 .functionality = af9015_i2c_func, 265}; 266 267static int af9015_identify_state(struct dvb_usb_device *d, const char **name) 268{ 269 struct usb_interface *intf = d->intf; 270 int ret; 271 u8 reply; 272 struct req_t req = {GET_CONFIG, 0, 0, 0, 0, 1, &reply}; 273 274 ret = af9015_ctrl_msg(d, &req); 275 if (ret) 276 return ret; 277 278 dev_dbg(&intf->dev, "reply %02x\n", reply); 279 280 if (reply == 0x02) 281 ret = WARM; 282 else 283 ret = COLD; 284 285 return ret; 286} 287 288static int af9015_download_firmware(struct dvb_usb_device *d, 289 const struct firmware *firmware) 290{ 291 struct af9015_state *state = d_to_priv(d); 292 struct usb_interface *intf = d->intf; 293 int ret, i, rem; 294 struct req_t req = {DOWNLOAD_FIRMWARE, 0, 0, 0, 0, 0, NULL}; 295 u16 checksum; 296 297 dev_dbg(&intf->dev, "\n"); 298 299 /* Calc checksum, we need it when copy firmware to slave demod */ 300 for (i = 0, checksum = 0; i < firmware->size; i++) 301 checksum += firmware->data[i]; 302 303 state->firmware_size = firmware->size; 304 state->firmware_checksum = checksum; 305 306 #define LEN_MAX (BUF_LEN - REQ_HDR_LEN) /* Max payload size */ 307 for (rem = firmware->size; rem > 0; rem -= LEN_MAX) { 308 req.data_len = min(LEN_MAX, rem); 309 req.data = (u8 *)&firmware->data[firmware->size - rem]; 310 req.addr = 0x5100 + firmware->size - rem; 311 ret = af9015_ctrl_msg(d, &req); 312 if (ret) { 313 dev_err(&intf->dev, "firmware download failed %d\n", 314 ret); 315 goto err; 316 } 317 } 318 319 req.cmd = BOOT; 320 req.data_len = 0; 321 ret = af9015_ctrl_msg(d, &req); 322 if (ret) { 323 dev_err(&intf->dev, "firmware boot failed %d\n", ret); 324 goto err; 325 } 326 327 return 0; 328err: 329 dev_dbg(&intf->dev, "failed %d\n", ret); 330 return ret; 331} 332 333#define AF9015_EEPROM_SIZE 256 334/* 2^31 + 2^29 - 2^25 + 2^22 - 2^19 - 2^16 + 1 */ 335#define GOLDEN_RATIO_PRIME_32 0x9e370001UL 336 337/* hash (and dump) eeprom */ 338static int af9015_eeprom_hash(struct dvb_usb_device *d) 339{ 340 struct af9015_state *state = d_to_priv(d); 341 struct usb_interface *intf = d->intf; 342 int ret, i; 343 u8 buf[AF9015_EEPROM_SIZE]; 344 struct req_t req = {READ_I2C, AF9015_I2C_EEPROM, 0, 0, 1, 1, NULL}; 345 346 /* read eeprom */ 347 for (i = 0; i < AF9015_EEPROM_SIZE; i++) { 348 req.addr = i; 349 req.data = &buf[i]; 350 ret = af9015_ctrl_msg(d, &req); 351 if (ret < 0) 352 goto err; 353 } 354 355 /* calculate checksum */ 356 for (i = 0; i < AF9015_EEPROM_SIZE / sizeof(u32); i++) { 357 state->eeprom_sum *= GOLDEN_RATIO_PRIME_32; 358 state->eeprom_sum += le32_to_cpu(((__le32 *)buf)[i]); 359 } 360 361 for (i = 0; i < AF9015_EEPROM_SIZE; i += 16) 362 dev_dbg(&intf->dev, "%*ph\n", 16, buf + i); 363 364 dev_dbg(&intf->dev, "eeprom sum %.8x\n", state->eeprom_sum); 365 return 0; 366err: 367 dev_dbg(&intf->dev, "failed %d\n", ret); 368 return ret; 369} 370 371static int af9015_read_config(struct dvb_usb_device *d) 372{ 373 struct af9015_state *state = d_to_priv(d); 374 struct usb_interface *intf = d->intf; 375 int ret; 376 u8 val, i, offset = 0; 377 struct req_t req = {READ_I2C, AF9015_I2C_EEPROM, 0, 0, 1, 1, &val}; 378 379 dev_dbg(&intf->dev, "\n"); 380 381 /* IR remote controller */ 382 req.addr = AF9015_EEPROM_IR_MODE; 383 /* first message will timeout often due to possible hw bug */ 384 for (i = 0; i < 4; i++) { 385 ret = af9015_ctrl_msg(d, &req); 386 if (!ret) 387 break; 388 } 389 if (ret) 390 goto error; 391 392 ret = af9015_eeprom_hash(d); 393 if (ret) 394 goto error; 395 396 state->ir_mode = val; 397 dev_dbg(&intf->dev, "ir mode %02x\n", val); 398 399 /* TS mode - one or two receivers */ 400 req.addr = AF9015_EEPROM_TS_MODE; 401 ret = af9015_ctrl_msg(d, &req); 402 if (ret) 403 goto error; 404 405 state->dual_mode = val; 406 dev_dbg(&intf->dev, "ts mode %02x\n", state->dual_mode); 407 408 state->af9013_i2c_addr[0] = AF9015_I2C_DEMOD; 409 410 if (state->dual_mode) { 411 /* read 2nd demodulator I2C address */ 412 req.addr = AF9015_EEPROM_DEMOD2_I2C; 413 ret = af9015_ctrl_msg(d, &req); 414 if (ret) 415 goto error; 416 417 state->af9013_i2c_addr[1] = val >> 1; 418 } 419 420 for (i = 0; i < state->dual_mode + 1; i++) { 421 if (i == 1) 422 offset = AF9015_EEPROM_OFFSET; 423 /* xtal */ 424 req.addr = AF9015_EEPROM_XTAL_TYPE1 + offset; 425 ret = af9015_ctrl_msg(d, &req); 426 if (ret) 427 goto error; 428 switch (val) { 429 case 0: 430 state->af9013_pdata[i].clk = 28800000; 431 break; 432 case 1: 433 state->af9013_pdata[i].clk = 20480000; 434 break; 435 case 2: 436 state->af9013_pdata[i].clk = 28000000; 437 break; 438 case 3: 439 state->af9013_pdata[i].clk = 25000000; 440 break; 441 } 442 dev_dbg(&intf->dev, "[%d] xtal %02x, clk %u\n", 443 i, val, state->af9013_pdata[i].clk); 444 445 /* IF frequency */ 446 req.addr = AF9015_EEPROM_IF1H + offset; 447 ret = af9015_ctrl_msg(d, &req); 448 if (ret) 449 goto error; 450 451 state->af9013_pdata[i].if_frequency = val << 8; 452 453 req.addr = AF9015_EEPROM_IF1L + offset; 454 ret = af9015_ctrl_msg(d, &req); 455 if (ret) 456 goto error; 457 458 state->af9013_pdata[i].if_frequency += val; 459 state->af9013_pdata[i].if_frequency *= 1000; 460 dev_dbg(&intf->dev, "[%d] if frequency %u\n", 461 i, state->af9013_pdata[i].if_frequency); 462 463 /* MT2060 IF1 */ 464 req.addr = AF9015_EEPROM_MT2060_IF1H + offset; 465 ret = af9015_ctrl_msg(d, &req); 466 if (ret) 467 goto error; 468 state->mt2060_if1[i] = val << 8; 469 req.addr = AF9015_EEPROM_MT2060_IF1L + offset; 470 ret = af9015_ctrl_msg(d, &req); 471 if (ret) 472 goto error; 473 state->mt2060_if1[i] += val; 474 dev_dbg(&intf->dev, "[%d] MT2060 IF1 %u\n", 475 i, state->mt2060_if1[i]); 476 477 /* tuner */ 478 req.addr = AF9015_EEPROM_TUNER_ID1 + offset; 479 ret = af9015_ctrl_msg(d, &req); 480 if (ret) 481 goto error; 482 switch (val) { 483 case AF9013_TUNER_ENV77H11D5: 484 case AF9013_TUNER_MT2060: 485 case AF9013_TUNER_QT1010: 486 case AF9013_TUNER_UNKNOWN: 487 case AF9013_TUNER_MT2060_2: 488 case AF9013_TUNER_TDA18271: 489 case AF9013_TUNER_QT1010A: 490 case AF9013_TUNER_TDA18218: 491 state->af9013_pdata[i].spec_inv = 1; 492 break; 493 case AF9013_TUNER_MXL5003D: 494 case AF9013_TUNER_MXL5005D: 495 case AF9013_TUNER_MXL5005R: 496 case AF9013_TUNER_MXL5007T: 497 state->af9013_pdata[i].spec_inv = 0; 498 break; 499 case AF9013_TUNER_MC44S803: 500 state->af9013_pdata[i].gpio[1] = AF9013_GPIO_LO; 501 state->af9013_pdata[i].spec_inv = 1; 502 break; 503 default: 504 dev_err(&intf->dev, 505 "tuner id %02x not supported, please report!\n", 506 val); 507 return -ENODEV; 508 } 509 510 state->af9013_pdata[i].tuner = val; 511 dev_dbg(&intf->dev, "[%d] tuner id %02x\n", i, val); 512 } 513 514error: 515 if (ret) 516 dev_err(&intf->dev, "eeprom read failed %d\n", ret); 517 518 /* 519 * AverMedia AVerTV Volar Black HD (A850) device have bad EEPROM 520 * content :-( Override some wrong values here. Ditto for the 521 * AVerTV Red HD+ (A850T) device. 522 */ 523 if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && 524 ((le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_AVERMEDIA_A850) || 525 (le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_AVERMEDIA_A850T))) { 526 dev_dbg(&intf->dev, "AverMedia A850: overriding config\n"); 527 /* disable dual mode */ 528 state->dual_mode = 0; 529 530 /* set correct IF */ 531 state->af9013_pdata[0].if_frequency = 4570000; 532 } 533 534 return ret; 535} 536 537static int af9015_get_stream_config(struct dvb_frontend *fe, u8 *ts_type, 538 struct usb_data_stream_properties *stream) 539{ 540 struct dvb_usb_device *d = fe_to_d(fe); 541 struct usb_interface *intf = d->intf; 542 543 dev_dbg(&intf->dev, "adap %u\n", fe_to_adap(fe)->id); 544 545 if (d->udev->speed == USB_SPEED_FULL) 546 stream->u.bulk.buffersize = 5 * 188; 547 548 return 0; 549} 550 551static int af9015_streaming_ctrl(struct dvb_frontend *fe, int onoff) 552{ 553 struct dvb_usb_device *d = fe_to_d(fe); 554 struct af9015_state *state = d_to_priv(d); 555 struct usb_interface *intf = d->intf; 556 int ret; 557 unsigned int utmp1, utmp2, reg1, reg2; 558 u8 buf[2]; 559 const unsigned int adap_id = fe_to_adap(fe)->id; 560 561 dev_dbg(&intf->dev, "adap id %d, onoff %d\n", adap_id, onoff); 562 563 if (!state->usb_ts_if_configured[adap_id]) { 564 dev_dbg(&intf->dev, "set usb and ts interface\n"); 565 566 /* USB IF stream settings */ 567 utmp1 = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4; 568 utmp2 = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4; 569 570 buf[0] = (utmp1 >> 0) & 0xff; 571 buf[1] = (utmp1 >> 8) & 0xff; 572 if (adap_id == 0) { 573 /* 1st USB IF (EP4) stream settings */ 574 reg1 = 0xdd88; 575 reg2 = 0xdd0c; 576 } else { 577 /* 2nd USB IF (EP5) stream settings */ 578 reg1 = 0xdd8a; 579 reg2 = 0xdd0d; 580 } 581 ret = regmap_bulk_write(state->regmap, reg1, buf, 2); 582 if (ret) 583 goto err; 584 ret = regmap_write(state->regmap, reg2, utmp2); 585 if (ret) 586 goto err; 587 588 /* TS IF settings */ 589 if (state->dual_mode) { 590 utmp1 = 0x01; 591 utmp2 = 0x10; 592 } else { 593 utmp1 = 0x00; 594 utmp2 = 0x00; 595 } 596 ret = regmap_update_bits(state->regmap, 0xd50b, 0x01, utmp1); 597 if (ret) 598 goto err; 599 ret = regmap_update_bits(state->regmap, 0xd520, 0x10, utmp2); 600 if (ret) 601 goto err; 602 603 state->usb_ts_if_configured[adap_id] = true; 604 } 605 606 if (adap_id == 0 && onoff) { 607 /* Adapter 0 stream on. EP4: clear NAK, enable, clear reset */ 608 ret = regmap_update_bits(state->regmap, 0xdd13, 0x20, 0x00); 609 if (ret) 610 goto err; 611 ret = regmap_update_bits(state->regmap, 0xdd11, 0x20, 0x20); 612 if (ret) 613 goto err; 614 ret = regmap_update_bits(state->regmap, 0xd507, 0x04, 0x00); 615 if (ret) 616 goto err; 617 } else if (adap_id == 1 && onoff) { 618 /* Adapter 1 stream on. EP5: clear NAK, enable, clear reset */ 619 ret = regmap_update_bits(state->regmap, 0xdd13, 0x40, 0x00); 620 if (ret) 621 goto err; 622 ret = regmap_update_bits(state->regmap, 0xdd11, 0x40, 0x40); 623 if (ret) 624 goto err; 625 ret = regmap_update_bits(state->regmap, 0xd50b, 0x02, 0x00); 626 if (ret) 627 goto err; 628 } else if (adap_id == 0 && !onoff) { 629 /* Adapter 0 stream off. EP4: set reset, disable, set NAK */ 630 ret = regmap_update_bits(state->regmap, 0xd507, 0x04, 0x04); 631 if (ret) 632 goto err; 633 ret = regmap_update_bits(state->regmap, 0xdd11, 0x20, 0x00); 634 if (ret) 635 goto err; 636 ret = regmap_update_bits(state->regmap, 0xdd13, 0x20, 0x20); 637 if (ret) 638 goto err; 639 } else if (adap_id == 1 && !onoff) { 640 /* Adapter 1 stream off. EP5: set reset, disable, set NAK */ 641 ret = regmap_update_bits(state->regmap, 0xd50b, 0x02, 0x02); 642 if (ret) 643 goto err; 644 ret = regmap_update_bits(state->regmap, 0xdd11, 0x40, 0x00); 645 if (ret) 646 goto err; 647 ret = regmap_update_bits(state->regmap, 0xdd13, 0x40, 0x40); 648 if (ret) 649 goto err; 650 } 651 652 return 0; 653err: 654 dev_dbg(&intf->dev, "failed %d\n", ret); 655 return ret; 656} 657 658static int af9015_get_adapter_count(struct dvb_usb_device *d) 659{ 660 struct af9015_state *state = d_to_priv(d); 661 662 return state->dual_mode + 1; 663} 664 665/* override demod callbacks for resource locking */ 666static int af9015_af9013_set_frontend(struct dvb_frontend *fe) 667{ 668 int ret; 669 struct af9015_state *state = fe_to_priv(fe); 670 671 if (mutex_lock_interruptible(&state->fe_mutex)) 672 return -EAGAIN; 673 674 ret = state->set_frontend[fe_to_adap(fe)->id](fe); 675 676 mutex_unlock(&state->fe_mutex); 677 678 return ret; 679} 680 681/* override demod callbacks for resource locking */ 682static int af9015_af9013_read_status(struct dvb_frontend *fe, 683 enum fe_status *status) 684{ 685 int ret; 686 struct af9015_state *state = fe_to_priv(fe); 687 688 if (mutex_lock_interruptible(&state->fe_mutex)) 689 return -EAGAIN; 690 691 ret = state->read_status[fe_to_adap(fe)->id](fe, status); 692 693 mutex_unlock(&state->fe_mutex); 694 695 return ret; 696} 697 698/* override demod callbacks for resource locking */ 699static int af9015_af9013_init(struct dvb_frontend *fe) 700{ 701 int ret; 702 struct af9015_state *state = fe_to_priv(fe); 703 704 if (mutex_lock_interruptible(&state->fe_mutex)) 705 return -EAGAIN; 706 707 ret = state->init[fe_to_adap(fe)->id](fe); 708 709 mutex_unlock(&state->fe_mutex); 710 711 return ret; 712} 713 714/* override demod callbacks for resource locking */ 715static int af9015_af9013_sleep(struct dvb_frontend *fe) 716{ 717 int ret; 718 struct af9015_state *state = fe_to_priv(fe); 719 720 if (mutex_lock_interruptible(&state->fe_mutex)) 721 return -EAGAIN; 722 723 ret = state->sleep[fe_to_adap(fe)->id](fe); 724 725 mutex_unlock(&state->fe_mutex); 726 727 return ret; 728} 729 730/* override tuner callbacks for resource locking */ 731static int af9015_tuner_init(struct dvb_frontend *fe) 732{ 733 int ret; 734 struct af9015_state *state = fe_to_priv(fe); 735 736 if (mutex_lock_interruptible(&state->fe_mutex)) 737 return -EAGAIN; 738 739 ret = state->tuner_init[fe_to_adap(fe)->id](fe); 740 741 mutex_unlock(&state->fe_mutex); 742 743 return ret; 744} 745 746/* override tuner callbacks for resource locking */ 747static int af9015_tuner_sleep(struct dvb_frontend *fe) 748{ 749 int ret; 750 struct af9015_state *state = fe_to_priv(fe); 751 752 if (mutex_lock_interruptible(&state->fe_mutex)) 753 return -EAGAIN; 754 755 ret = state->tuner_sleep[fe_to_adap(fe)->id](fe); 756 757 mutex_unlock(&state->fe_mutex); 758 759 return ret; 760} 761 762static int af9015_copy_firmware(struct dvb_usb_device *d) 763{ 764 struct af9015_state *state = d_to_priv(d); 765 struct usb_interface *intf = d->intf; 766 int ret; 767 unsigned long timeout; 768 u8 val, firmware_info[4]; 769 struct req_t req = {COPY_FIRMWARE, 0, 0x5100, 0, 0, 4, firmware_info}; 770 771 dev_dbg(&intf->dev, "\n"); 772 773 firmware_info[0] = (state->firmware_size >> 8) & 0xff; 774 firmware_info[1] = (state->firmware_size >> 0) & 0xff; 775 firmware_info[2] = (state->firmware_checksum >> 8) & 0xff; 776 firmware_info[3] = (state->firmware_checksum >> 0) & 0xff; 777 778 /* Check whether firmware is already running */ 779 ret = af9015_read_reg_i2c(d, state->af9013_i2c_addr[1], 0x98be, &val); 780 if (ret) 781 goto err; 782 783 dev_dbg(&intf->dev, "firmware status %02x\n", val); 784 785 if (val == 0x0c) 786 return 0; 787 788 /* Set i2c clock to 625kHz to speed up firmware copy */ 789 ret = regmap_write(state->regmap, 0xd416, 0x04); 790 if (ret) 791 goto err; 792 793 /* Copy firmware from master demod to slave demod */ 794 ret = af9015_ctrl_msg(d, &req); 795 if (ret) { 796 dev_err(&intf->dev, "firmware copy cmd failed %d\n", ret); 797 goto err; 798 } 799 800 /* Set i2c clock to 125kHz */ 801 ret = regmap_write(state->regmap, 0xd416, 0x14); 802 if (ret) 803 goto err; 804 805 /* Boot firmware */ 806 ret = af9015_write_reg_i2c(d, state->af9013_i2c_addr[1], 0xe205, 0x01); 807 if (ret) 808 goto err; 809 810 /* Poll firmware ready */ 811 for (val = 0x00, timeout = jiffies + msecs_to_jiffies(1000); 812 !time_after(jiffies, timeout) && val != 0x0c && val != 0x04;) { 813 msleep(20); 814 815 /* Check firmware status. 0c=OK, 04=fail */ 816 ret = af9015_read_reg_i2c(d, state->af9013_i2c_addr[1], 817 0x98be, &val); 818 if (ret) 819 goto err; 820 821 dev_dbg(&intf->dev, "firmware status %02x\n", val); 822 } 823 824 dev_dbg(&intf->dev, "firmware boot took %u ms\n", 825 jiffies_to_msecs(jiffies) - (jiffies_to_msecs(timeout) - 1000)); 826 827 if (val == 0x04) { 828 ret = -ENODEV; 829 dev_err(&intf->dev, "firmware did not run\n"); 830 goto err; 831 } else if (val != 0x0c) { 832 ret = -ETIMEDOUT; 833 dev_err(&intf->dev, "firmware boot timeout\n"); 834 goto err; 835 } 836 837 return 0; 838err: 839 dev_dbg(&intf->dev, "failed %d\n", ret); 840 return ret; 841} 842 843static int af9015_af9013_frontend_attach(struct dvb_usb_adapter *adap) 844{ 845 struct af9015_state *state = adap_to_priv(adap); 846 struct dvb_usb_device *d = adap_to_d(adap); 847 struct usb_interface *intf = d->intf; 848 struct i2c_client *client; 849 int ret; 850 851 dev_dbg(&intf->dev, "adap id %u\n", adap->id); 852 853 if (adap->id == 0) { 854 state->af9013_pdata[0].ts_mode = AF9013_TS_MODE_USB; 855 memcpy(state->af9013_pdata[0].api_version, "\x0\x1\x9\x0", 4); 856 state->af9013_pdata[0].gpio[0] = AF9013_GPIO_HI; 857 state->af9013_pdata[0].gpio[3] = AF9013_GPIO_TUNER_ON; 858 } else if (adap->id == 1) { 859 state->af9013_pdata[1].ts_mode = AF9013_TS_MODE_SERIAL; 860 state->af9013_pdata[1].ts_output_pin = 7; 861 memcpy(state->af9013_pdata[1].api_version, "\x0\x1\x9\x0", 4); 862 state->af9013_pdata[1].gpio[0] = AF9013_GPIO_TUNER_ON; 863 state->af9013_pdata[1].gpio[1] = AF9013_GPIO_LO; 864 865 /* copy firmware to 2nd demodulator */ 866 if (state->dual_mode) { 867 /* Wait 2nd demodulator ready */ 868 msleep(100); 869 870 ret = af9015_copy_firmware(adap_to_d(adap)); 871 if (ret) { 872 dev_err(&intf->dev, 873 "firmware copy to 2nd frontend failed, will disable it\n"); 874 state->dual_mode = 0; 875 goto err; 876 } 877 } else { 878 ret = -ENODEV; 879 goto err; 880 } 881 } 882 883 /* Add I2C demod */ 884 client = dvb_module_probe("af9013", NULL, &d->i2c_adap, 885 state->af9013_i2c_addr[adap->id], 886 &state->af9013_pdata[adap->id]); 887 if (!client) { 888 ret = -ENODEV; 889 goto err; 890 } 891 adap->fe[0] = state->af9013_pdata[adap->id].get_dvb_frontend(client); 892 state->demod_i2c_client[adap->id] = client; 893 894 /* 895 * AF9015 firmware does not like if it gets interrupted by I2C adapter 896 * request on some critical phases. During normal operation I2C adapter 897 * is used only 2nd demodulator and tuner on dual tuner devices. 898 * Override demodulator callbacks and use mutex for limit access to 899 * those "critical" paths to keep AF9015 happy. 900 */ 901 if (adap->fe[0]) { 902 state->set_frontend[adap->id] = adap->fe[0]->ops.set_frontend; 903 adap->fe[0]->ops.set_frontend = af9015_af9013_set_frontend; 904 state->read_status[adap->id] = adap->fe[0]->ops.read_status; 905 adap->fe[0]->ops.read_status = af9015_af9013_read_status; 906 state->init[adap->id] = adap->fe[0]->ops.init; 907 adap->fe[0]->ops.init = af9015_af9013_init; 908 state->sleep[adap->id] = adap->fe[0]->ops.sleep; 909 adap->fe[0]->ops.sleep = af9015_af9013_sleep; 910 } 911 912 return 0; 913err: 914 dev_dbg(&intf->dev, "failed %d\n", ret); 915 return ret; 916} 917 918static int af9015_frontend_detach(struct dvb_usb_adapter *adap) 919{ 920 struct af9015_state *state = adap_to_priv(adap); 921 struct dvb_usb_device *d = adap_to_d(adap); 922 struct usb_interface *intf = d->intf; 923 struct i2c_client *client; 924 925 dev_dbg(&intf->dev, "adap id %u\n", adap->id); 926 927 /* Remove I2C demod */ 928 client = state->demod_i2c_client[adap->id]; 929 dvb_module_release(client); 930 931 return 0; 932} 933 934static struct mt2060_config af9015_mt2060_config = { 935 .i2c_address = 0x60, 936 .clock_out = 0, 937}; 938 939static struct qt1010_config af9015_qt1010_config = { 940 .i2c_address = 0x62, 941}; 942 943static struct tda18271_config af9015_tda18271_config = { 944 .gate = TDA18271_GATE_DIGITAL, 945 .small_i2c = TDA18271_16_BYTE_CHUNK_INIT, 946}; 947 948static struct mxl5005s_config af9015_mxl5003_config = { 949 .i2c_address = 0x63, 950 .if_freq = IF_FREQ_4570000HZ, 951 .xtal_freq = CRYSTAL_FREQ_16000000HZ, 952 .agc_mode = MXL_SINGLE_AGC, 953 .tracking_filter = MXL_TF_DEFAULT, 954 .rssi_enable = MXL_RSSI_ENABLE, 955 .cap_select = MXL_CAP_SEL_ENABLE, 956 .div_out = MXL_DIV_OUT_4, 957 .clock_out = MXL_CLOCK_OUT_DISABLE, 958 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM, 959 .top = MXL5005S_TOP_25P2, 960 .mod_mode = MXL_DIGITAL_MODE, 961 .if_mode = MXL_ZERO_IF, 962 .AgcMasterByte = 0x00, 963}; 964 965static struct mxl5005s_config af9015_mxl5005_config = { 966 .i2c_address = 0x63, 967 .if_freq = IF_FREQ_4570000HZ, 968 .xtal_freq = CRYSTAL_FREQ_16000000HZ, 969 .agc_mode = MXL_SINGLE_AGC, 970 .tracking_filter = MXL_TF_OFF, 971 .rssi_enable = MXL_RSSI_ENABLE, 972 .cap_select = MXL_CAP_SEL_ENABLE, 973 .div_out = MXL_DIV_OUT_4, 974 .clock_out = MXL_CLOCK_OUT_DISABLE, 975 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM, 976 .top = MXL5005S_TOP_25P2, 977 .mod_mode = MXL_DIGITAL_MODE, 978 .if_mode = MXL_ZERO_IF, 979 .AgcMasterByte = 0x00, 980}; 981 982static struct mc44s803_config af9015_mc44s803_config = { 983 .i2c_address = 0x60, 984 .dig_out = 1, 985}; 986 987static struct tda18218_config af9015_tda18218_config = { 988 .i2c_address = 0x60, 989 .i2c_wr_max = 21, /* max wr bytes AF9015 I2C adap can handle at once */ 990}; 991 992static struct mxl5007t_config af9015_mxl5007t_config = { 993 .xtal_freq_hz = MxL_XTAL_24_MHZ, 994 .if_freq_hz = MxL_IF_4_57_MHZ, 995}; 996 997static int af9015_tuner_attach(struct dvb_usb_adapter *adap) 998{ 999 struct dvb_usb_device *d = adap_to_d(adap); 1000 struct af9015_state *state = d_to_priv(d); 1001 struct usb_interface *intf = d->intf; 1002 struct i2c_client *client; 1003 struct i2c_adapter *adapter; 1004 int ret; 1005 1006 dev_dbg(&intf->dev, "adap id %u\n", adap->id); 1007 1008 client = state->demod_i2c_client[adap->id]; 1009 adapter = state->af9013_pdata[adap->id].get_i2c_adapter(client); 1010 1011 switch (state->af9013_pdata[adap->id].tuner) { 1012 case AF9013_TUNER_MT2060: 1013 case AF9013_TUNER_MT2060_2: 1014 ret = dvb_attach(mt2060_attach, adap->fe[0], adapter, 1015 &af9015_mt2060_config, 1016 state->mt2060_if1[adap->id]) == NULL ? -ENODEV : 0; 1017 break; 1018 case AF9013_TUNER_QT1010: 1019 case AF9013_TUNER_QT1010A: 1020 ret = dvb_attach(qt1010_attach, adap->fe[0], adapter, 1021 &af9015_qt1010_config) == NULL ? -ENODEV : 0; 1022 break; 1023 case AF9013_TUNER_TDA18271: 1024 ret = dvb_attach(tda18271_attach, adap->fe[0], 0x60, adapter, 1025 &af9015_tda18271_config) == NULL ? -ENODEV : 0; 1026 break; 1027 case AF9013_TUNER_TDA18218: 1028 ret = dvb_attach(tda18218_attach, adap->fe[0], adapter, 1029 &af9015_tda18218_config) == NULL ? -ENODEV : 0; 1030 break; 1031 case AF9013_TUNER_MXL5003D: 1032 ret = dvb_attach(mxl5005s_attach, adap->fe[0], adapter, 1033 &af9015_mxl5003_config) == NULL ? -ENODEV : 0; 1034 break; 1035 case AF9013_TUNER_MXL5005D: 1036 case AF9013_TUNER_MXL5005R: 1037 ret = dvb_attach(mxl5005s_attach, adap->fe[0], adapter, 1038 &af9015_mxl5005_config) == NULL ? -ENODEV : 0; 1039 break; 1040 case AF9013_TUNER_ENV77H11D5: 1041 ret = dvb_attach(dvb_pll_attach, adap->fe[0], 0x60, adapter, 1042 DVB_PLL_TDA665X) == NULL ? -ENODEV : 0; 1043 break; 1044 case AF9013_TUNER_MC44S803: 1045 ret = dvb_attach(mc44s803_attach, adap->fe[0], adapter, 1046 &af9015_mc44s803_config) == NULL ? -ENODEV : 0; 1047 break; 1048 case AF9013_TUNER_MXL5007T: 1049 ret = dvb_attach(mxl5007t_attach, adap->fe[0], adapter, 1050 0x60, &af9015_mxl5007t_config) == NULL ? -ENODEV : 0; 1051 break; 1052 case AF9013_TUNER_UNKNOWN: 1053 default: 1054 dev_err(&intf->dev, "unknown tuner, tuner id %02x\n", 1055 state->af9013_pdata[adap->id].tuner); 1056 ret = -ENODEV; 1057 } 1058 1059 if (adap->fe[0]->ops.tuner_ops.init) { 1060 state->tuner_init[adap->id] = 1061 adap->fe[0]->ops.tuner_ops.init; 1062 adap->fe[0]->ops.tuner_ops.init = af9015_tuner_init; 1063 } 1064 1065 if (adap->fe[0]->ops.tuner_ops.sleep) { 1066 state->tuner_sleep[adap->id] = 1067 adap->fe[0]->ops.tuner_ops.sleep; 1068 adap->fe[0]->ops.tuner_ops.sleep = af9015_tuner_sleep; 1069 } 1070 1071 return ret; 1072} 1073 1074static int af9015_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) 1075{ 1076 struct af9015_state *state = adap_to_priv(adap); 1077 struct af9013_platform_data *pdata = &state->af9013_pdata[adap->id]; 1078 int ret; 1079 1080 mutex_lock(&state->fe_mutex); 1081 ret = pdata->pid_filter_ctrl(adap->fe[0], onoff); 1082 mutex_unlock(&state->fe_mutex); 1083 1084 return ret; 1085} 1086 1087static int af9015_pid_filter(struct dvb_usb_adapter *adap, int index, 1088 u16 pid, int onoff) 1089{ 1090 struct af9015_state *state = adap_to_priv(adap); 1091 struct af9013_platform_data *pdata = &state->af9013_pdata[adap->id]; 1092 int ret; 1093 1094 mutex_lock(&state->fe_mutex); 1095 ret = pdata->pid_filter(adap->fe[0], index, pid, onoff); 1096 mutex_unlock(&state->fe_mutex); 1097 1098 return ret; 1099} 1100 1101static int af9015_init(struct dvb_usb_device *d) 1102{ 1103 struct af9015_state *state = d_to_priv(d); 1104 struct usb_interface *intf = d->intf; 1105 int ret; 1106 1107 dev_dbg(&intf->dev, "\n"); 1108 1109 mutex_init(&state->fe_mutex); 1110 1111 /* init RC canary */ 1112 ret = regmap_write(state->regmap, 0x98e9, 0xff); 1113 if (ret) 1114 goto error; 1115 1116error: 1117 return ret; 1118} 1119 1120#if IS_ENABLED(CONFIG_RC_CORE) 1121struct af9015_rc_setup { 1122 unsigned int id; 1123 char *rc_codes; 1124}; 1125 1126static char *af9015_rc_setup_match(unsigned int id, 1127 const struct af9015_rc_setup *table) 1128{ 1129 for (; table->rc_codes; table++) 1130 if (table->id == id) 1131 return table->rc_codes; 1132 return NULL; 1133} 1134 1135static const struct af9015_rc_setup af9015_rc_setup_modparam[] = { 1136 { AF9015_REMOTE_A_LINK_DTU_M, RC_MAP_ALINK_DTU_M }, 1137 { AF9015_REMOTE_MSI_DIGIVOX_MINI_II_V3, RC_MAP_MSI_DIGIVOX_II }, 1138 { AF9015_REMOTE_MYGICTV_U718, RC_MAP_TOTAL_MEDIA_IN_HAND }, 1139 { AF9015_REMOTE_DIGITTRADE_DVB_T, RC_MAP_DIGITTRADE }, 1140 { AF9015_REMOTE_AVERMEDIA_KS, RC_MAP_AVERMEDIA_RM_KS }, 1141 { } 1142}; 1143 1144static const struct af9015_rc_setup af9015_rc_setup_hashes[] = { 1145 { 0xb8feb708, RC_MAP_MSI_DIGIVOX_II }, 1146 { 0xa3703d00, RC_MAP_ALINK_DTU_M }, 1147 { 0x9b7dc64e, RC_MAP_TOTAL_MEDIA_IN_HAND }, /* MYGICTV U718 */ 1148 { 0x5d49e3db, RC_MAP_DIGITTRADE }, /* LC-Power LC-USB-DVBT */ 1149 { } 1150}; 1151 1152static int af9015_rc_query(struct dvb_usb_device *d) 1153{ 1154 struct af9015_state *state = d_to_priv(d); 1155 struct usb_interface *intf = d->intf; 1156 int ret; 1157 u8 buf[17]; 1158 1159 /* read registers needed to detect remote controller code */ 1160 ret = regmap_bulk_read(state->regmap, 0x98d9, buf, sizeof(buf)); 1161 if (ret) 1162 goto error; 1163 1164 /* If any of these are non-zero, assume invalid data */ 1165 if (buf[1] || buf[2] || buf[3]) { 1166 dev_dbg(&intf->dev, "invalid data\n"); 1167 return ret; 1168 } 1169 1170 /* Check for repeat of previous code */ 1171 if ((state->rc_repeat != buf[6] || buf[0]) && 1172 !memcmp(&buf[12], state->rc_last, 4)) { 1173 dev_dbg(&intf->dev, "key repeated\n"); 1174 rc_repeat(d->rc_dev); 1175 state->rc_repeat = buf[6]; 1176 return ret; 1177 } 1178 1179 /* Only process key if canary killed */ 1180 if (buf[16] != 0xff && buf[0] != 0x01) { 1181 enum rc_proto proto; 1182 1183 dev_dbg(&intf->dev, "key pressed %*ph\n", 4, buf + 12); 1184 1185 /* Reset the canary */ 1186 ret = regmap_write(state->regmap, 0x98e9, 0xff); 1187 if (ret) 1188 goto error; 1189 1190 /* Remember this key */ 1191 memcpy(state->rc_last, &buf[12], 4); 1192 if (buf[14] == (u8)~buf[15]) { 1193 if (buf[12] == (u8)~buf[13]) { 1194 /* NEC */ 1195 state->rc_keycode = RC_SCANCODE_NEC(buf[12], 1196 buf[14]); 1197 proto = RC_PROTO_NEC; 1198 } else { 1199 /* NEC extended*/ 1200 state->rc_keycode = RC_SCANCODE_NECX(buf[12] << 8 | 1201 buf[13], 1202 buf[14]); 1203 proto = RC_PROTO_NECX; 1204 } 1205 } else { 1206 /* 32 bit NEC */ 1207 state->rc_keycode = RC_SCANCODE_NEC32(buf[12] << 24 | 1208 buf[13] << 16 | 1209 buf[14] << 8 | 1210 buf[15]); 1211 proto = RC_PROTO_NEC32; 1212 } 1213 rc_keydown(d->rc_dev, proto, state->rc_keycode, 0); 1214 } else { 1215 dev_dbg(&intf->dev, "no key press\n"); 1216 /* Invalidate last keypress */ 1217 /* Not really needed, but helps with debug */ 1218 state->rc_last[2] = state->rc_last[3]; 1219 } 1220 1221 state->rc_repeat = buf[6]; 1222 state->rc_failed = false; 1223 1224error: 1225 if (ret) { 1226 dev_warn(&intf->dev, "rc query failed %d\n", ret); 1227 1228 /* allow random errors as dvb-usb will stop polling on error */ 1229 if (!state->rc_failed) 1230 ret = 0; 1231 1232 state->rc_failed = true; 1233 } 1234 1235 return ret; 1236} 1237 1238static int af9015_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) 1239{ 1240 struct af9015_state *state = d_to_priv(d); 1241 u16 vid = le16_to_cpu(d->udev->descriptor.idVendor); 1242 1243 if (state->ir_mode == AF9015_IR_MODE_DISABLED) 1244 return 0; 1245 1246 /* try to load remote based module param */ 1247 if (!rc->map_name) 1248 rc->map_name = af9015_rc_setup_match(dvb_usb_af9015_remote, 1249 af9015_rc_setup_modparam); 1250 1251 /* try to load remote based eeprom hash */ 1252 if (!rc->map_name) 1253 rc->map_name = af9015_rc_setup_match(state->eeprom_sum, 1254 af9015_rc_setup_hashes); 1255 1256 /* try to load remote based USB iManufacturer string */ 1257 if (!rc->map_name && vid == USB_VID_AFATECH) { 1258 /* 1259 * Check USB manufacturer and product strings and try 1260 * to determine correct remote in case of chip vendor 1261 * reference IDs are used. 1262 * DO NOT ADD ANYTHING NEW HERE. Use hashes instead. 1263 */ 1264 char manufacturer[10]; 1265 1266 memset(manufacturer, 0, sizeof(manufacturer)); 1267 usb_string(d->udev, d->udev->descriptor.iManufacturer, 1268 manufacturer, sizeof(manufacturer)); 1269 if (!strcmp("MSI", manufacturer)) { 1270 /* 1271 * iManufacturer 1 MSI 1272 * iProduct 2 MSI K-VOX 1273 */ 1274 rc->map_name = af9015_rc_setup_match(AF9015_REMOTE_MSI_DIGIVOX_MINI_II_V3, 1275 af9015_rc_setup_modparam); 1276 } 1277 } 1278 1279 /* load empty to enable rc */ 1280 if (!rc->map_name) 1281 rc->map_name = RC_MAP_EMPTY; 1282 1283 rc->allowed_protos = RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX | 1284 RC_PROTO_BIT_NEC32; 1285 rc->query = af9015_rc_query; 1286 rc->interval = 500; 1287 1288 return 0; 1289} 1290#else 1291 #define af9015_get_rc_config NULL 1292#endif 1293 1294static int af9015_regmap_write(void *context, const void *data, size_t count) 1295{ 1296 struct dvb_usb_device *d = context; 1297 struct usb_interface *intf = d->intf; 1298 int ret; 1299 u16 reg = ((u8 *)data)[0] << 8 | ((u8 *)data)[1] << 0; 1300 u8 *val = &((u8 *)data)[2]; 1301 const unsigned int len = count - 2; 1302 struct req_t req = {WRITE_MEMORY, 0, reg, 0, 0, len, val}; 1303 1304 ret = af9015_ctrl_msg(d, &req); 1305 if (ret) 1306 goto err; 1307 1308 return 0; 1309err: 1310 dev_dbg(&intf->dev, "failed %d\n", ret); 1311 return ret; 1312} 1313 1314static int af9015_regmap_read(void *context, const void *reg_buf, 1315 size_t reg_size, void *val_buf, size_t val_size) 1316{ 1317 struct dvb_usb_device *d = context; 1318 struct usb_interface *intf = d->intf; 1319 int ret; 1320 u16 reg = ((u8 *)reg_buf)[0] << 8 | ((u8 *)reg_buf)[1] << 0; 1321 u8 *val = &((u8 *)val_buf)[0]; 1322 const unsigned int len = val_size; 1323 struct req_t req = {READ_MEMORY, 0, reg, 0, 0, len, val}; 1324 1325 ret = af9015_ctrl_msg(d, &req); 1326 if (ret) 1327 goto err; 1328 1329 return 0; 1330err: 1331 dev_dbg(&intf->dev, "failed %d\n", ret); 1332 return ret; 1333} 1334 1335static int af9015_probe(struct dvb_usb_device *d) 1336{ 1337 struct af9015_state *state = d_to_priv(d); 1338 struct usb_interface *intf = d->intf; 1339 struct usb_device *udev = interface_to_usbdev(intf); 1340 int ret; 1341 char manufacturer[sizeof("ITE Technologies, Inc.")]; 1342 static const struct regmap_config regmap_config = { 1343 .reg_bits = 16, 1344 .val_bits = 8, 1345 }; 1346 static const struct regmap_bus regmap_bus = { 1347 .read = af9015_regmap_read, 1348 .write = af9015_regmap_write, 1349 }; 1350 1351 dev_dbg(&intf->dev, "\n"); 1352 1353 memset(manufacturer, 0, sizeof(manufacturer)); 1354 usb_string(udev, udev->descriptor.iManufacturer, 1355 manufacturer, sizeof(manufacturer)); 1356 /* 1357 * There is two devices having same ID but different chipset. One uses 1358 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb 1359 * is iManufacturer string. 1360 * 1361 * idVendor 0x0ccd TerraTec Electronic GmbH 1362 * idProduct 0x0099 1363 * bcdDevice 2.00 1364 * iManufacturer 1 Afatech 1365 * iProduct 2 DVB-T 2 1366 * 1367 * idVendor 0x0ccd TerraTec Electronic GmbH 1368 * idProduct 0x0099 1369 * bcdDevice 2.00 1370 * iManufacturer 1 ITE Technologies, Inc. 1371 * iProduct 2 DVB-T TV Stick 1372 */ 1373 if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) && 1374 (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) { 1375 if (!strcmp("ITE Technologies, Inc.", manufacturer)) { 1376 ret = -ENODEV; 1377 dev_dbg(&intf->dev, "rejecting device\n"); 1378 goto err; 1379 } 1380 } 1381 1382 state->regmap = regmap_init(&intf->dev, ®map_bus, d, ®map_config); 1383 if (IS_ERR(state->regmap)) { 1384 ret = PTR_ERR(state->regmap); 1385 goto err; 1386 } 1387 1388 return 0; 1389err: 1390 dev_dbg(&intf->dev, "failed %d\n", ret); 1391 return ret; 1392} 1393 1394static void af9015_disconnect(struct dvb_usb_device *d) 1395{ 1396 struct af9015_state *state = d_to_priv(d); 1397 struct usb_interface *intf = d->intf; 1398 1399 dev_dbg(&intf->dev, "\n"); 1400 1401 regmap_exit(state->regmap); 1402} 1403 1404/* 1405 * Interface 0 is used by DVB-T receiver and 1406 * interface 1 is for remote controller (HID) 1407 */ 1408static const struct dvb_usb_device_properties af9015_props = { 1409 .driver_name = KBUILD_MODNAME, 1410 .owner = THIS_MODULE, 1411 .adapter_nr = adapter_nr, 1412 .size_of_priv = sizeof(struct af9015_state), 1413 1414 .generic_bulk_ctrl_endpoint = 0x02, 1415 .generic_bulk_ctrl_endpoint_response = 0x81, 1416 1417 .probe = af9015_probe, 1418 .disconnect = af9015_disconnect, 1419 .identify_state = af9015_identify_state, 1420 .firmware = AF9015_FIRMWARE, 1421 .download_firmware = af9015_download_firmware, 1422 1423 .i2c_algo = &af9015_i2c_algo, 1424 .read_config = af9015_read_config, 1425 .frontend_attach = af9015_af9013_frontend_attach, 1426 .frontend_detach = af9015_frontend_detach, 1427 .tuner_attach = af9015_tuner_attach, 1428 .init = af9015_init, 1429 .get_rc_config = af9015_get_rc_config, 1430 .get_stream_config = af9015_get_stream_config, 1431 .streaming_ctrl = af9015_streaming_ctrl, 1432 1433 .get_adapter_count = af9015_get_adapter_count, 1434 .adapter = { 1435 { 1436 .caps = DVB_USB_ADAP_HAS_PID_FILTER | 1437 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1438 .pid_filter_count = 32, 1439 .pid_filter = af9015_pid_filter, 1440 .pid_filter_ctrl = af9015_pid_filter_ctrl, 1441 1442 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188), 1443 }, { 1444 .caps = DVB_USB_ADAP_HAS_PID_FILTER | 1445 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1446 .pid_filter_count = 32, 1447 .pid_filter = af9015_pid_filter, 1448 .pid_filter_ctrl = af9015_pid_filter_ctrl, 1449 1450 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188), 1451 }, 1452 }, 1453}; 1454 1455static const struct usb_device_id af9015_id_table[] = { 1456 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9015_9015, 1457 &af9015_props, "Afatech AF9015 reference design", NULL) }, 1458 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9015_9016, 1459 &af9015_props, "Afatech AF9015 reference design", NULL) }, 1460 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_GOLD, 1461 &af9015_props, "Leadtek WinFast DTV Dongle Gold", RC_MAP_LEADTEK_Y04G0051) }, 1462 { DVB_USB_DEVICE(USB_VID_PINNACLE, USB_PID_PINNACLE_PCTV71E, 1463 &af9015_props, "Pinnacle PCTV 71e", NULL) }, 1464 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_399U, 1465 &af9015_props, "KWorld PlusTV Dual DVB-T Stick (DVB-T 399U)", NULL) }, 1466 { DVB_USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TINYTWIN, 1467 &af9015_props, "DigitalNow TinyTwin", RC_MAP_AZUREWAVE_AD_TU700) }, 1468 { DVB_USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_AZUREWAVE_AD_TU700, 1469 &af9015_props, "TwinHan AzureWave AD-TU700(704J)", RC_MAP_AZUREWAVE_AD_TU700) }, 1470 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_USB_XE_REV2, 1471 &af9015_props, "TerraTec Cinergy T USB XE", NULL) }, 1472 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_PC160_2T, 1473 &af9015_props, "KWorld PlusTV Dual DVB-T PCI (DVB-T PC160-2T)", NULL) }, 1474 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_X, 1475 &af9015_props, "AVerMedia AVerTV DVB-T Volar X", RC_MAP_AVERMEDIA_M135A) }, 1476 { DVB_USB_DEVICE(USB_VID_XTENSIONS, USB_PID_XTENSIONS_XD_380, 1477 &af9015_props, "Xtensions XD-380", NULL) }, 1478 { DVB_USB_DEVICE(USB_VID_MSI_2, USB_PID_MSI_DIGIVOX_DUO, 1479 &af9015_props, "MSI DIGIVOX Duo", RC_MAP_MSI_DIGIVOX_III) }, 1480 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_X_2, 1481 &af9015_props, "Fujitsu-Siemens Slim Mobile USB DVB-T", NULL) }, 1482 { DVB_USB_DEVICE(USB_VID_TELESTAR, USB_PID_TELESTAR_STARSTICK_2, 1483 &af9015_props, "Telestar Starstick 2", NULL) }, 1484 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A309, 1485 &af9015_props, "AVerMedia A309", NULL) }, 1486 { DVB_USB_DEVICE(USB_VID_MSI_2, USB_PID_MSI_DIGI_VOX_MINI_III, 1487 &af9015_props, "MSI Digi VOX mini III", RC_MAP_MSI_DIGIVOX_III) }, 1488 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U, 1489 &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) }, 1490 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_2, 1491 &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) }, 1492 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_3, 1493 &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) }, 1494 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_TREKSTOR_DVBT, 1495 &af9015_props, "TrekStor DVB-T USB Stick", RC_MAP_TREKSTOR) }, 1496 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A850, 1497 &af9015_props, "AverMedia AVerTV Volar Black HD (A850)", NULL) }, 1498 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A805, 1499 &af9015_props, "AverMedia AVerTV Volar GPS 805 (A805)", NULL) }, 1500 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CONCEPTRONIC_CTVDIGRCU, 1501 &af9015_props, "Conceptronic USB2.0 DVB-T CTVDIGRCU V3.0", NULL) }, 1502 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_MC810, 1503 &af9015_props, "KWorld Digital MC-810", NULL) }, 1504 { DVB_USB_DEVICE(USB_VID_KYE, USB_PID_GENIUS_TVGO_DVB_T03, 1505 &af9015_props, "Genius TVGo DVB-T03", NULL) }, 1506 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_399U_2, 1507 &af9015_props, "KWorld PlusTV Dual DVB-T Stick (DVB-T 399U)", NULL) }, 1508 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_PC160_T, 1509 &af9015_props, "KWorld PlusTV DVB-T PCI Pro Card (DVB-T PC160-T)", NULL) }, 1510 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20, 1511 &af9015_props, "Sveon STV20 Tuner USB DVB-T HDTV", NULL) }, 1512 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_TINYTWIN_2, 1513 &af9015_props, "DigitalNow TinyTwin v2", RC_MAP_DIGITALNOW_TINYTWIN) }, 1514 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV2000DS, 1515 &af9015_props, "Leadtek WinFast DTV2000DS", RC_MAP_LEADTEK_Y04G0051) }, 1516 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB383_T, 1517 &af9015_props, "KWorld USB DVB-T Stick Mobile (UB383-T)", NULL) }, 1518 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_4, 1519 &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) }, 1520 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A815M, 1521 &af9015_props, "AverMedia AVerTV Volar M (A815Mac)", NULL) }, 1522 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_RC, 1523 &af9015_props, "TerraTec Cinergy T Stick RC", RC_MAP_TERRATEC_SLIM_2) }, 1524 /* XXX: that same ID [0ccd:0099] is used by af9035 driver too */ 1525 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_DUAL_RC, 1526 &af9015_props, "TerraTec Cinergy T Stick Dual RC", RC_MAP_TERRATEC_SLIM) }, 1527 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A850T, 1528 &af9015_props, "AverMedia AVerTV Red HD+ (A850T)", NULL) }, 1529 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TINYTWIN_3, 1530 &af9015_props, "DigitalNow TinyTwin v3", RC_MAP_DIGITALNOW_TINYTWIN) }, 1531 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22, 1532 &af9015_props, "Sveon STV22 Dual USB DVB-T Tuner HDTV", RC_MAP_MSI_DIGIVOX_III) }, 1533 { } 1534}; 1535MODULE_DEVICE_TABLE(usb, af9015_id_table); 1536 1537/* usb specific object needed to register this driver with the usb subsystem */ 1538static struct usb_driver af9015_usb_driver = { 1539 .name = KBUILD_MODNAME, 1540 .id_table = af9015_id_table, 1541 .probe = dvb_usbv2_probe, 1542 .disconnect = dvb_usbv2_disconnect, 1543 .suspend = dvb_usbv2_suspend, 1544 .resume = dvb_usbv2_resume, 1545 .reset_resume = dvb_usbv2_reset_resume, 1546 .no_dynamic_id = 1, 1547 .soft_unbind = 1, 1548}; 1549 1550module_usb_driver(af9015_usb_driver); 1551 1552MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); 1553MODULE_DESCRIPTION("Afatech AF9015 driver"); 1554MODULE_LICENSE("GPL"); 1555MODULE_FIRMWARE(AF9015_FIRMWARE); 1556