1 /* 2 * Afatech AF9035 DVB USB driver 3 * 4 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi> 5 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License along 18 * with this program; if not, write to the Free Software Foundation, Inc., 19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 20 */ 21 22 #include "af9035.h" 23 24 /* Max transfer size done by I2C transfer functions */ 25 #define MAX_XFER_SIZE 64 26 27 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 28 29 static u16 af9035_checksum(const u8 *buf, size_t len) 30 { 31 size_t i; 32 u16 checksum = 0; 33 34 for (i = 1; i < len; i++) { 35 if (i % 2) 36 checksum += buf[i] << 8; 37 else 38 checksum += buf[i]; 39 } 40 checksum = ~checksum; 41 42 return checksum; 43 } 44 45 static int af9035_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req) 46 { 47 #define REQ_HDR_LEN 4 /* send header size */ 48 #define ACK_HDR_LEN 3 /* rece header size */ 49 #define CHECKSUM_LEN 2 50 #define USB_TIMEOUT 2000 51 struct state *state = d_to_priv(d); 52 int ret, wlen, rlen; 53 u16 checksum, tmp_checksum; 54 55 mutex_lock(&d->usb_mutex); 56 57 /* buffer overflow check */ 58 if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) || 59 req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) { 60 dev_err(&d->udev->dev, "%s: too much data wlen=%d rlen=%d\n", 61 KBUILD_MODNAME, req->wlen, req->rlen); 62 ret = -EINVAL; 63 goto exit; 64 } 65 66 state->buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1; 67 state->buf[1] = req->mbox; 68 state->buf[2] = req->cmd; 69 state->buf[3] = state->seq++; 70 memcpy(&state->buf[REQ_HDR_LEN], req->wbuf, req->wlen); 71 72 wlen = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN; 73 rlen = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN; 74 75 /* calc and add checksum */ 76 checksum = af9035_checksum(state->buf, state->buf[0] - 1); 77 state->buf[state->buf[0] - 1] = (checksum >> 8); 78 state->buf[state->buf[0] - 0] = (checksum & 0xff); 79 80 /* no ack for these packets */ 81 if (req->cmd == CMD_FW_DL) 82 rlen = 0; 83 84 ret = dvb_usbv2_generic_rw_locked(d, 85 state->buf, wlen, state->buf, rlen); 86 if (ret) 87 goto exit; 88 89 /* no ack for those packets */ 90 if (req->cmd == CMD_FW_DL) 91 goto exit; 92 93 /* verify checksum */ 94 checksum = af9035_checksum(state->buf, rlen - 2); 95 tmp_checksum = (state->buf[rlen - 2] << 8) | state->buf[rlen - 1]; 96 if (tmp_checksum != checksum) { 97 dev_err(&d->udev->dev, 98 "%s: command=%02x checksum mismatch (%04x != %04x)\n", 99 KBUILD_MODNAME, req->cmd, tmp_checksum, 100 checksum); 101 ret = -EIO; 102 goto exit; 103 } 104 105 /* check status */ 106 if (state->buf[2]) { 107 /* fw returns status 1 when IR code was not received */ 108 if (req->cmd == CMD_IR_GET || state->buf[2] == 1) { 109 ret = 1; 110 goto exit; 111 } 112 113 dev_dbg(&d->udev->dev, "%s: command=%02x failed fw error=%d\n", 114 __func__, req->cmd, state->buf[2]); 115 ret = -EIO; 116 goto exit; 117 } 118 119 /* read request, copy returned data to return buf */ 120 if (req->rlen) 121 memcpy(req->rbuf, &state->buf[ACK_HDR_LEN], req->rlen); 122 exit: 123 mutex_unlock(&d->usb_mutex); 124 if (ret < 0) 125 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 126 return ret; 127 } 128 129 /* write multiple registers */ 130 static int af9035_wr_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len) 131 { 132 u8 wbuf[MAX_XFER_SIZE]; 133 u8 mbox = (reg >> 16) & 0xff; 134 struct usb_req req = { CMD_MEM_WR, mbox, 6 + len, wbuf, 0, NULL }; 135 136 if (6 + len > sizeof(wbuf)) { 137 dev_warn(&d->udev->dev, "%s: i2c wr: len=%d is too big!\n", 138 KBUILD_MODNAME, len); 139 return -EOPNOTSUPP; 140 } 141 142 wbuf[0] = len; 143 wbuf[1] = 2; 144 wbuf[2] = 0; 145 wbuf[3] = 0; 146 wbuf[4] = (reg >> 8) & 0xff; 147 wbuf[5] = (reg >> 0) & 0xff; 148 memcpy(&wbuf[6], val, len); 149 150 return af9035_ctrl_msg(d, &req); 151 } 152 153 /* read multiple registers */ 154 static int af9035_rd_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len) 155 { 156 u8 wbuf[] = { len, 2, 0, 0, (reg >> 8) & 0xff, reg & 0xff }; 157 u8 mbox = (reg >> 16) & 0xff; 158 struct usb_req req = { CMD_MEM_RD, mbox, sizeof(wbuf), wbuf, len, val }; 159 160 return af9035_ctrl_msg(d, &req); 161 } 162 163 /* write single register */ 164 static int af9035_wr_reg(struct dvb_usb_device *d, u32 reg, u8 val) 165 { 166 return af9035_wr_regs(d, reg, &val, 1); 167 } 168 169 /* read single register */ 170 static int af9035_rd_reg(struct dvb_usb_device *d, u32 reg, u8 *val) 171 { 172 return af9035_rd_regs(d, reg, val, 1); 173 } 174 175 /* write single register with mask */ 176 static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val, 177 u8 mask) 178 { 179 int ret; 180 u8 tmp; 181 182 /* no need for read if whole reg is written */ 183 if (mask != 0xff) { 184 ret = af9035_rd_regs(d, reg, &tmp, 1); 185 if (ret) 186 return ret; 187 188 val &= mask; 189 tmp &= ~mask; 190 val |= tmp; 191 } 192 193 return af9035_wr_regs(d, reg, &val, 1); 194 } 195 196 static int af9035_i2c_master_xfer(struct i2c_adapter *adap, 197 struct i2c_msg msg[], int num) 198 { 199 struct dvb_usb_device *d = i2c_get_adapdata(adap); 200 struct state *state = d_to_priv(d); 201 int ret; 202 203 if (mutex_lock_interruptible(&d->i2c_mutex) < 0) 204 return -EAGAIN; 205 206 /* 207 * I2C sub header is 5 bytes long. Meaning of those bytes are: 208 * 0: data len 209 * 1: I2C addr << 1 210 * 2: reg addr len 211 * byte 3 and 4 can be used as reg addr 212 * 3: reg addr MSB 213 * used when reg addr len is set to 2 214 * 4: reg addr LSB 215 * used when reg addr len is set to 1 or 2 216 * 217 * For the simplify we do not use register addr at all. 218 * NOTE: As a firmware knows tuner type there is very small possibility 219 * there could be some tuner I2C hacks done by firmware and this may 220 * lead problems if firmware expects those bytes are used. 221 */ 222 if (num == 2 && !(msg[0].flags & I2C_M_RD) && 223 (msg[1].flags & I2C_M_RD)) { 224 if (msg[0].len > 40 || msg[1].len > 40) { 225 /* TODO: correct limits > 40 */ 226 ret = -EOPNOTSUPP; 227 } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) || 228 (msg[0].addr == state->af9033_config[1].i2c_addr)) { 229 /* demod access via firmware interface */ 230 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 | 231 msg[0].buf[2]; 232 233 if (msg[0].addr == state->af9033_config[1].i2c_addr) 234 reg |= 0x100000; 235 236 ret = af9035_rd_regs(d, reg, &msg[1].buf[0], 237 msg[1].len); 238 } else { 239 /* I2C */ 240 u8 buf[MAX_XFER_SIZE]; 241 struct usb_req req = { CMD_I2C_RD, 0, 5 + msg[0].len, 242 buf, msg[1].len, msg[1].buf }; 243 244 if (5 + msg[0].len > sizeof(buf)) { 245 dev_warn(&d->udev->dev, 246 "%s: i2c xfer: len=%d is too big!\n", 247 KBUILD_MODNAME, msg[0].len); 248 ret = -EOPNOTSUPP; 249 goto unlock; 250 } 251 req.mbox |= ((msg[0].addr & 0x80) >> 3); 252 buf[0] = msg[1].len; 253 buf[1] = msg[0].addr << 1; 254 buf[2] = 0x00; /* reg addr len */ 255 buf[3] = 0x00; /* reg addr MSB */ 256 buf[4] = 0x00; /* reg addr LSB */ 257 memcpy(&buf[5], msg[0].buf, msg[0].len); 258 ret = af9035_ctrl_msg(d, &req); 259 } 260 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { 261 if (msg[0].len > 40) { 262 /* TODO: correct limits > 40 */ 263 ret = -EOPNOTSUPP; 264 } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) || 265 (msg[0].addr == state->af9033_config[1].i2c_addr)) { 266 /* demod access via firmware interface */ 267 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 | 268 msg[0].buf[2]; 269 270 if (msg[0].addr == state->af9033_config[1].i2c_addr) 271 reg |= 0x100000; 272 273 ret = af9035_wr_regs(d, reg, &msg[0].buf[3], 274 msg[0].len - 3); 275 } else { 276 /* I2C */ 277 u8 buf[MAX_XFER_SIZE]; 278 struct usb_req req = { CMD_I2C_WR, 0, 5 + msg[0].len, 279 buf, 0, NULL }; 280 281 if (5 + msg[0].len > sizeof(buf)) { 282 dev_warn(&d->udev->dev, 283 "%s: i2c xfer: len=%d is too big!\n", 284 KBUILD_MODNAME, msg[0].len); 285 ret = -EOPNOTSUPP; 286 goto unlock; 287 } 288 req.mbox |= ((msg[0].addr & 0x80) >> 3); 289 buf[0] = msg[0].len; 290 buf[1] = msg[0].addr << 1; 291 buf[2] = 0x00; /* reg addr len */ 292 buf[3] = 0x00; /* reg addr MSB */ 293 buf[4] = 0x00; /* reg addr LSB */ 294 memcpy(&buf[5], msg[0].buf, msg[0].len); 295 ret = af9035_ctrl_msg(d, &req); 296 } 297 } else if (num == 1 && (msg[0].flags & I2C_M_RD)) { 298 if (msg[0].len > 40) { 299 /* TODO: correct limits > 40 */ 300 ret = -EOPNOTSUPP; 301 } else { 302 /* I2C */ 303 u8 buf[5]; 304 struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf), 305 buf, msg[0].len, msg[0].buf }; 306 req.mbox |= ((msg[0].addr & 0x80) >> 3); 307 buf[0] = msg[0].len; 308 buf[1] = msg[0].addr << 1; 309 buf[2] = 0x00; /* reg addr len */ 310 buf[3] = 0x00; /* reg addr MSB */ 311 buf[4] = 0x00; /* reg addr LSB */ 312 ret = af9035_ctrl_msg(d, &req); 313 } 314 } else { 315 /* 316 * We support only three kind of I2C transactions: 317 * 1) 1 x read + 1 x write (repeated start) 318 * 2) 1 x write 319 * 3) 1 x read 320 */ 321 ret = -EOPNOTSUPP; 322 } 323 324 unlock: 325 mutex_unlock(&d->i2c_mutex); 326 327 if (ret < 0) 328 return ret; 329 else 330 return num; 331 } 332 333 static u32 af9035_i2c_functionality(struct i2c_adapter *adapter) 334 { 335 return I2C_FUNC_I2C; 336 } 337 338 static struct i2c_algorithm af9035_i2c_algo = { 339 .master_xfer = af9035_i2c_master_xfer, 340 .functionality = af9035_i2c_functionality, 341 }; 342 343 static int af9035_identify_state(struct dvb_usb_device *d, const char **name) 344 { 345 struct state *state = d_to_priv(d); 346 int ret; 347 u8 wbuf[1] = { 1 }; 348 u8 rbuf[4]; 349 struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf, 350 sizeof(rbuf), rbuf }; 351 352 ret = af9035_rd_regs(d, 0x1222, rbuf, 3); 353 if (ret < 0) 354 goto err; 355 356 state->chip_version = rbuf[0]; 357 state->chip_type = rbuf[2] << 8 | rbuf[1] << 0; 358 359 ret = af9035_rd_reg(d, 0x384f, &state->prechip_version); 360 if (ret < 0) 361 goto err; 362 363 dev_info(&d->udev->dev, 364 "%s: prechip_version=%02x chip_version=%02x chip_type=%04x\n", 365 KBUILD_MODNAME, state->prechip_version, 366 state->chip_version, state->chip_type); 367 368 if (state->chip_type == 0x9135) { 369 if (state->chip_version == 0x02) 370 *name = AF9035_FIRMWARE_IT9135_V2; 371 else 372 *name = AF9035_FIRMWARE_IT9135_V1; 373 state->eeprom_addr = EEPROM_BASE_IT9135; 374 } else { 375 *name = AF9035_FIRMWARE_AF9035; 376 state->eeprom_addr = EEPROM_BASE_AF9035; 377 } 378 379 ret = af9035_ctrl_msg(d, &req); 380 if (ret < 0) 381 goto err; 382 383 dev_dbg(&d->udev->dev, "%s: reply=%*ph\n", __func__, 4, rbuf); 384 if (rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3]) 385 ret = WARM; 386 else 387 ret = COLD; 388 389 return ret; 390 391 err: 392 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 393 394 return ret; 395 } 396 397 static int af9035_download_firmware_old(struct dvb_usb_device *d, 398 const struct firmware *fw) 399 { 400 int ret, i, j, len; 401 u8 wbuf[1]; 402 struct usb_req req = { 0, 0, 0, NULL, 0, NULL }; 403 struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL }; 404 u8 hdr_core; 405 u16 hdr_addr, hdr_data_len, hdr_checksum; 406 #define MAX_DATA 58 407 #define HDR_SIZE 7 408 409 /* 410 * Thanks to Daniel Glöckner <daniel-gl@gmx.net> about that info! 411 * 412 * byte 0: MCS 51 core 413 * There are two inside the AF9035 (1=Link and 2=OFDM) with separate 414 * address spaces 415 * byte 1-2: Big endian destination address 416 * byte 3-4: Big endian number of data bytes following the header 417 * byte 5-6: Big endian header checksum, apparently ignored by the chip 418 * Calculated as ~(h[0]*256+h[1]+h[2]*256+h[3]+h[4]*256) 419 */ 420 421 for (i = fw->size; i > HDR_SIZE;) { 422 hdr_core = fw->data[fw->size - i + 0]; 423 hdr_addr = fw->data[fw->size - i + 1] << 8; 424 hdr_addr |= fw->data[fw->size - i + 2] << 0; 425 hdr_data_len = fw->data[fw->size - i + 3] << 8; 426 hdr_data_len |= fw->data[fw->size - i + 4] << 0; 427 hdr_checksum = fw->data[fw->size - i + 5] << 8; 428 hdr_checksum |= fw->data[fw->size - i + 6] << 0; 429 430 dev_dbg(&d->udev->dev, 431 "%s: core=%d addr=%04x data_len=%d checksum=%04x\n", 432 __func__, hdr_core, hdr_addr, hdr_data_len, 433 hdr_checksum); 434 435 if (((hdr_core != 1) && (hdr_core != 2)) || 436 (hdr_data_len > i)) { 437 dev_dbg(&d->udev->dev, "%s: bad firmware\n", __func__); 438 break; 439 } 440 441 /* download begin packet */ 442 req.cmd = CMD_FW_DL_BEGIN; 443 ret = af9035_ctrl_msg(d, &req); 444 if (ret < 0) 445 goto err; 446 447 /* download firmware packet(s) */ 448 for (j = HDR_SIZE + hdr_data_len; j > 0; j -= MAX_DATA) { 449 len = j; 450 if (len > MAX_DATA) 451 len = MAX_DATA; 452 req_fw_dl.wlen = len; 453 req_fw_dl.wbuf = (u8 *) &fw->data[fw->size - i + 454 HDR_SIZE + hdr_data_len - j]; 455 ret = af9035_ctrl_msg(d, &req_fw_dl); 456 if (ret < 0) 457 goto err; 458 } 459 460 /* download end packet */ 461 req.cmd = CMD_FW_DL_END; 462 ret = af9035_ctrl_msg(d, &req); 463 if (ret < 0) 464 goto err; 465 466 i -= hdr_data_len + HDR_SIZE; 467 468 dev_dbg(&d->udev->dev, "%s: data uploaded=%zu\n", 469 __func__, fw->size - i); 470 } 471 472 /* print warn if firmware is bad, continue and see what happens */ 473 if (i) 474 dev_warn(&d->udev->dev, "%s: bad firmware\n", KBUILD_MODNAME); 475 476 return 0; 477 478 err: 479 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 480 481 return ret; 482 } 483 484 static int af9035_download_firmware_new(struct dvb_usb_device *d, 485 const struct firmware *fw) 486 { 487 int ret, i, i_prev; 488 struct usb_req req_fw_dl = { CMD_FW_SCATTER_WR, 0, 0, NULL, 0, NULL }; 489 #define HDR_SIZE 7 490 491 /* 492 * There seems to be following firmware header. Meaning of bytes 0-3 493 * is unknown. 494 * 495 * 0: 3 496 * 1: 0, 1 497 * 2: 0 498 * 3: 1, 2, 3 499 * 4: addr MSB 500 * 5: addr LSB 501 * 6: count of data bytes ? 502 */ 503 for (i = HDR_SIZE, i_prev = 0; i <= fw->size; i++) { 504 if (i == fw->size || 505 (fw->data[i + 0] == 0x03 && 506 (fw->data[i + 1] == 0x00 || 507 fw->data[i + 1] == 0x01) && 508 fw->data[i + 2] == 0x00)) { 509 req_fw_dl.wlen = i - i_prev; 510 req_fw_dl.wbuf = (u8 *) &fw->data[i_prev]; 511 i_prev = i; 512 ret = af9035_ctrl_msg(d, &req_fw_dl); 513 if (ret < 0) 514 goto err; 515 516 dev_dbg(&d->udev->dev, "%s: data uploaded=%d\n", 517 __func__, i); 518 } 519 } 520 521 return 0; 522 523 err: 524 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 525 526 return ret; 527 } 528 529 static int af9035_download_firmware(struct dvb_usb_device *d, 530 const struct firmware *fw) 531 { 532 struct state *state = d_to_priv(d); 533 int ret; 534 u8 wbuf[1]; 535 u8 rbuf[4]; 536 u8 tmp; 537 struct usb_req req = { 0, 0, 0, NULL, 0, NULL }; 538 struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf }; 539 dev_dbg(&d->udev->dev, "%s:\n", __func__); 540 541 /* 542 * In case of dual tuner configuration we need to do some extra 543 * initialization in order to download firmware to slave demod too, 544 * which is done by master demod. 545 * Master feeds also clock and controls power via GPIO. 546 */ 547 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp); 548 if (ret < 0) 549 goto err; 550 551 if (tmp == 1 || tmp == 3) { 552 /* configure gpioh1, reset & power slave demod */ 553 ret = af9035_wr_reg_mask(d, 0x00d8b0, 0x01, 0x01); 554 if (ret < 0) 555 goto err; 556 557 ret = af9035_wr_reg_mask(d, 0x00d8b1, 0x01, 0x01); 558 if (ret < 0) 559 goto err; 560 561 ret = af9035_wr_reg_mask(d, 0x00d8af, 0x00, 0x01); 562 if (ret < 0) 563 goto err; 564 565 usleep_range(10000, 50000); 566 567 ret = af9035_wr_reg_mask(d, 0x00d8af, 0x01, 0x01); 568 if (ret < 0) 569 goto err; 570 571 /* tell the slave I2C address */ 572 ret = af9035_rd_reg(d, 573 state->eeprom_addr + EEPROM_2ND_DEMOD_ADDR, 574 &tmp); 575 if (ret < 0) 576 goto err; 577 578 /* use default I2C address if eeprom has no address set */ 579 if (!tmp) 580 tmp = 0x3a; 581 582 if (state->chip_type == 0x9135) { 583 ret = af9035_wr_reg(d, 0x004bfb, tmp); 584 if (ret < 0) 585 goto err; 586 } else { 587 ret = af9035_wr_reg(d, 0x00417f, tmp); 588 if (ret < 0) 589 goto err; 590 591 /* enable clock out */ 592 ret = af9035_wr_reg_mask(d, 0x00d81a, 0x01, 0x01); 593 if (ret < 0) 594 goto err; 595 } 596 } 597 598 if (fw->data[0] == 0x01) 599 ret = af9035_download_firmware_old(d, fw); 600 else 601 ret = af9035_download_firmware_new(d, fw); 602 if (ret < 0) 603 goto err; 604 605 /* firmware loaded, request boot */ 606 req.cmd = CMD_FW_BOOT; 607 ret = af9035_ctrl_msg(d, &req); 608 if (ret < 0) 609 goto err; 610 611 /* ensure firmware starts */ 612 wbuf[0] = 1; 613 ret = af9035_ctrl_msg(d, &req_fw_ver); 614 if (ret < 0) 615 goto err; 616 617 if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) { 618 dev_err(&d->udev->dev, "%s: firmware did not run\n", 619 KBUILD_MODNAME); 620 ret = -ENODEV; 621 goto err; 622 } 623 624 dev_info(&d->udev->dev, "%s: firmware version=%d.%d.%d.%d", 625 KBUILD_MODNAME, rbuf[0], rbuf[1], rbuf[2], rbuf[3]); 626 627 return 0; 628 629 err: 630 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 631 632 return ret; 633 } 634 635 static int af9035_read_config(struct dvb_usb_device *d) 636 { 637 struct state *state = d_to_priv(d); 638 int ret, i; 639 u8 tmp; 640 u16 tmp16, addr; 641 642 /* demod I2C "address" */ 643 state->af9033_config[0].i2c_addr = 0x38; 644 state->af9033_config[1].i2c_addr = 0x3a; 645 state->af9033_config[0].adc_multiplier = AF9033_ADC_MULTIPLIER_2X; 646 state->af9033_config[1].adc_multiplier = AF9033_ADC_MULTIPLIER_2X; 647 state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB; 648 state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL; 649 650 /* eeprom memory mapped location */ 651 if (state->chip_type == 0x9135) { 652 if (state->chip_version == 0x02) { 653 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_60; 654 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_60; 655 tmp16 = 0x00461d; 656 } else { 657 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_38; 658 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_38; 659 tmp16 = 0x00461b; 660 } 661 662 /* check if eeprom exists */ 663 ret = af9035_rd_reg(d, tmp16, &tmp); 664 if (ret < 0) 665 goto err; 666 667 if (tmp == 0x00) { 668 dev_dbg(&d->udev->dev, "%s: no eeprom\n", __func__); 669 goto skip_eeprom; 670 } 671 } 672 673 /* check if there is dual tuners */ 674 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp); 675 if (ret < 0) 676 goto err; 677 678 if (tmp == 1 || tmp == 3) 679 state->dual_mode = true; 680 681 dev_dbg(&d->udev->dev, "%s: ts mode=%d dual mode=%d\n", __func__, 682 tmp, state->dual_mode); 683 684 if (state->dual_mode) { 685 /* read 2nd demodulator I2C address */ 686 ret = af9035_rd_reg(d, 687 state->eeprom_addr + EEPROM_2ND_DEMOD_ADDR, 688 &tmp); 689 if (ret < 0) 690 goto err; 691 692 if (tmp) 693 state->af9033_config[1].i2c_addr = tmp; 694 695 dev_dbg(&d->udev->dev, "%s: 2nd demod I2C addr=%02x\n", 696 __func__, tmp); 697 } 698 699 addr = state->eeprom_addr; 700 701 for (i = 0; i < state->dual_mode + 1; i++) { 702 /* tuner */ 703 ret = af9035_rd_reg(d, addr + EEPROM_1_TUNER_ID, &tmp); 704 if (ret < 0) 705 goto err; 706 707 if (tmp == 0x00) 708 dev_dbg(&d->udev->dev, 709 "%s: [%d]tuner not set, using default\n", 710 __func__, i); 711 else 712 state->af9033_config[i].tuner = tmp; 713 714 dev_dbg(&d->udev->dev, "%s: [%d]tuner=%02x\n", 715 __func__, i, state->af9033_config[i].tuner); 716 717 switch (state->af9033_config[i].tuner) { 718 case AF9033_TUNER_TUA9001: 719 case AF9033_TUNER_FC0011: 720 case AF9033_TUNER_MXL5007T: 721 case AF9033_TUNER_TDA18218: 722 case AF9033_TUNER_FC2580: 723 case AF9033_TUNER_FC0012: 724 state->af9033_config[i].spec_inv = 1; 725 break; 726 case AF9033_TUNER_IT9135_38: 727 case AF9033_TUNER_IT9135_51: 728 case AF9033_TUNER_IT9135_52: 729 case AF9033_TUNER_IT9135_60: 730 case AF9033_TUNER_IT9135_61: 731 case AF9033_TUNER_IT9135_62: 732 break; 733 default: 734 dev_warn(&d->udev->dev, 735 "%s: tuner id=%02x not supported, please report!", 736 KBUILD_MODNAME, tmp); 737 } 738 739 /* disable dual mode if driver does not support it */ 740 if (i == 1) 741 switch (state->af9033_config[i].tuner) { 742 case AF9033_TUNER_FC0012: 743 case AF9033_TUNER_IT9135_38: 744 case AF9033_TUNER_IT9135_51: 745 case AF9033_TUNER_IT9135_52: 746 case AF9033_TUNER_IT9135_60: 747 case AF9033_TUNER_IT9135_61: 748 case AF9033_TUNER_IT9135_62: 749 case AF9033_TUNER_MXL5007T: 750 break; 751 default: 752 state->dual_mode = false; 753 dev_info(&d->udev->dev, 754 "%s: driver does not support 2nd tuner and will disable it", 755 KBUILD_MODNAME); 756 } 757 758 /* tuner IF frequency */ 759 ret = af9035_rd_reg(d, addr + EEPROM_1_IF_L, &tmp); 760 if (ret < 0) 761 goto err; 762 763 tmp16 = tmp; 764 765 ret = af9035_rd_reg(d, addr + EEPROM_1_IF_H, &tmp); 766 if (ret < 0) 767 goto err; 768 769 tmp16 |= tmp << 8; 770 771 dev_dbg(&d->udev->dev, "%s: [%d]IF=%d\n", __func__, i, tmp16); 772 773 addr += 0x10; /* shift for the 2nd tuner params */ 774 } 775 776 skip_eeprom: 777 /* get demod clock */ 778 ret = af9035_rd_reg(d, 0x00d800, &tmp); 779 if (ret < 0) 780 goto err; 781 782 tmp = (tmp >> 0) & 0x0f; 783 784 for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) { 785 if (state->chip_type == 0x9135) 786 state->af9033_config[i].clock = clock_lut_it9135[tmp]; 787 else 788 state->af9033_config[i].clock = clock_lut_af9035[tmp]; 789 } 790 791 return 0; 792 793 err: 794 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 795 796 return ret; 797 } 798 799 static int af9035_tua9001_tuner_callback(struct dvb_usb_device *d, 800 int cmd, int arg) 801 { 802 int ret; 803 u8 val; 804 805 dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg); 806 807 /* 808 * CEN always enabled by hardware wiring 809 * RESETN GPIOT3 810 * RXEN GPIOT2 811 */ 812 813 switch (cmd) { 814 case TUA9001_CMD_RESETN: 815 if (arg) 816 val = 0x00; 817 else 818 val = 0x01; 819 820 ret = af9035_wr_reg_mask(d, 0x00d8e7, val, 0x01); 821 if (ret < 0) 822 goto err; 823 break; 824 case TUA9001_CMD_RXEN: 825 if (arg) 826 val = 0x01; 827 else 828 val = 0x00; 829 830 ret = af9035_wr_reg_mask(d, 0x00d8eb, val, 0x01); 831 if (ret < 0) 832 goto err; 833 break; 834 } 835 836 return 0; 837 838 err: 839 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 840 841 return ret; 842 } 843 844 845 static int af9035_fc0011_tuner_callback(struct dvb_usb_device *d, 846 int cmd, int arg) 847 { 848 int ret; 849 850 switch (cmd) { 851 case FC0011_FE_CALLBACK_POWER: 852 /* Tuner enable */ 853 ret = af9035_wr_reg_mask(d, 0xd8eb, 1, 1); 854 if (ret < 0) 855 goto err; 856 857 ret = af9035_wr_reg_mask(d, 0xd8ec, 1, 1); 858 if (ret < 0) 859 goto err; 860 861 ret = af9035_wr_reg_mask(d, 0xd8ed, 1, 1); 862 if (ret < 0) 863 goto err; 864 865 /* LED */ 866 ret = af9035_wr_reg_mask(d, 0xd8d0, 1, 1); 867 if (ret < 0) 868 goto err; 869 870 ret = af9035_wr_reg_mask(d, 0xd8d1, 1, 1); 871 if (ret < 0) 872 goto err; 873 874 usleep_range(10000, 50000); 875 break; 876 case FC0011_FE_CALLBACK_RESET: 877 ret = af9035_wr_reg(d, 0xd8e9, 1); 878 if (ret < 0) 879 goto err; 880 881 ret = af9035_wr_reg(d, 0xd8e8, 1); 882 if (ret < 0) 883 goto err; 884 885 ret = af9035_wr_reg(d, 0xd8e7, 1); 886 if (ret < 0) 887 goto err; 888 889 usleep_range(10000, 20000); 890 891 ret = af9035_wr_reg(d, 0xd8e7, 0); 892 if (ret < 0) 893 goto err; 894 895 usleep_range(10000, 20000); 896 break; 897 default: 898 ret = -EINVAL; 899 goto err; 900 } 901 902 return 0; 903 904 err: 905 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 906 907 return ret; 908 } 909 910 static int af9035_tuner_callback(struct dvb_usb_device *d, int cmd, int arg) 911 { 912 struct state *state = d_to_priv(d); 913 914 switch (state->af9033_config[0].tuner) { 915 case AF9033_TUNER_FC0011: 916 return af9035_fc0011_tuner_callback(d, cmd, arg); 917 case AF9033_TUNER_TUA9001: 918 return af9035_tua9001_tuner_callback(d, cmd, arg); 919 default: 920 break; 921 } 922 923 return 0; 924 } 925 926 static int af9035_frontend_callback(void *adapter_priv, int component, 927 int cmd, int arg) 928 { 929 struct i2c_adapter *adap = adapter_priv; 930 struct dvb_usb_device *d = i2c_get_adapdata(adap); 931 932 dev_dbg(&d->udev->dev, "%s: component=%d cmd=%d arg=%d\n", 933 __func__, component, cmd, arg); 934 935 switch (component) { 936 case DVB_FRONTEND_COMPONENT_TUNER: 937 return af9035_tuner_callback(d, cmd, arg); 938 default: 939 break; 940 } 941 942 return 0; 943 } 944 945 static int af9035_get_adapter_count(struct dvb_usb_device *d) 946 { 947 struct state *state = d_to_priv(d); 948 return state->dual_mode + 1; 949 } 950 951 static int af9035_frontend_attach(struct dvb_usb_adapter *adap) 952 { 953 struct state *state = adap_to_priv(adap); 954 struct dvb_usb_device *d = adap_to_d(adap); 955 int ret; 956 dev_dbg(&d->udev->dev, "%s:\n", __func__); 957 958 if (!state->af9033_config[adap->id].tuner) { 959 /* unsupported tuner */ 960 ret = -ENODEV; 961 goto err; 962 } 963 964 /* attach demodulator */ 965 adap->fe[0] = dvb_attach(af9033_attach, &state->af9033_config[adap->id], 966 &d->i2c_adap, &state->ops); 967 if (adap->fe[0] == NULL) { 968 ret = -ENODEV; 969 goto err; 970 } 971 972 /* disable I2C-gate */ 973 adap->fe[0]->ops.i2c_gate_ctrl = NULL; 974 adap->fe[0]->callback = af9035_frontend_callback; 975 976 return 0; 977 978 err: 979 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 980 981 return ret; 982 } 983 984 static struct tua9001_config af9035_tua9001_config = { 985 .i2c_addr = 0x60, 986 }; 987 988 static const struct fc0011_config af9035_fc0011_config = { 989 .i2c_address = 0x60, 990 }; 991 992 static struct mxl5007t_config af9035_mxl5007t_config[] = { 993 { 994 .xtal_freq_hz = MxL_XTAL_24_MHZ, 995 .if_freq_hz = MxL_IF_4_57_MHZ, 996 .invert_if = 0, 997 .loop_thru_enable = 0, 998 .clk_out_enable = 0, 999 .clk_out_amp = MxL_CLKOUT_AMP_0_94V, 1000 }, { 1001 .xtal_freq_hz = MxL_XTAL_24_MHZ, 1002 .if_freq_hz = MxL_IF_4_57_MHZ, 1003 .invert_if = 0, 1004 .loop_thru_enable = 1, 1005 .clk_out_enable = 1, 1006 .clk_out_amp = MxL_CLKOUT_AMP_0_94V, 1007 } 1008 }; 1009 1010 static struct tda18218_config af9035_tda18218_config = { 1011 .i2c_address = 0x60, 1012 .i2c_wr_max = 21, 1013 }; 1014 1015 static const struct fc2580_config af9035_fc2580_config = { 1016 .i2c_addr = 0x56, 1017 .clock = 16384000, 1018 }; 1019 1020 static const struct fc0012_config af9035_fc0012_config[] = { 1021 { 1022 .i2c_address = 0x63, 1023 .xtal_freq = FC_XTAL_36_MHZ, 1024 .dual_master = true, 1025 .loop_through = true, 1026 .clock_out = true, 1027 }, { 1028 .i2c_address = 0x63 | 0x80, /* I2C bus select hack */ 1029 .xtal_freq = FC_XTAL_36_MHZ, 1030 .dual_master = true, 1031 } 1032 }; 1033 1034 static int af9035_tuner_attach(struct dvb_usb_adapter *adap) 1035 { 1036 struct state *state = adap_to_priv(adap); 1037 struct dvb_usb_device *d = adap_to_d(adap); 1038 int ret; 1039 struct dvb_frontend *fe; 1040 struct i2c_msg msg[1]; 1041 u8 tuner_addr; 1042 dev_dbg(&d->udev->dev, "%s:\n", __func__); 1043 1044 /* 1045 * XXX: Hack used in that function: we abuse unused I2C address bit [7] 1046 * to carry info about used I2C bus for dual tuner configuration. 1047 */ 1048 1049 switch (state->af9033_config[adap->id].tuner) { 1050 case AF9033_TUNER_TUA9001: 1051 /* AF9035 gpiot3 = TUA9001 RESETN 1052 AF9035 gpiot2 = TUA9001 RXEN */ 1053 1054 /* configure gpiot2 and gpiot2 as output */ 1055 ret = af9035_wr_reg_mask(d, 0x00d8ec, 0x01, 0x01); 1056 if (ret < 0) 1057 goto err; 1058 1059 ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01); 1060 if (ret < 0) 1061 goto err; 1062 1063 ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01); 1064 if (ret < 0) 1065 goto err; 1066 1067 ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01); 1068 if (ret < 0) 1069 goto err; 1070 1071 /* attach tuner */ 1072 fe = dvb_attach(tua9001_attach, adap->fe[0], 1073 &d->i2c_adap, &af9035_tua9001_config); 1074 break; 1075 case AF9033_TUNER_FC0011: 1076 fe = dvb_attach(fc0011_attach, adap->fe[0], 1077 &d->i2c_adap, &af9035_fc0011_config); 1078 break; 1079 case AF9033_TUNER_MXL5007T: 1080 if (adap->id == 0) { 1081 ret = af9035_wr_reg(d, 0x00d8e0, 1); 1082 if (ret < 0) 1083 goto err; 1084 1085 ret = af9035_wr_reg(d, 0x00d8e1, 1); 1086 if (ret < 0) 1087 goto err; 1088 1089 ret = af9035_wr_reg(d, 0x00d8df, 0); 1090 if (ret < 0) 1091 goto err; 1092 1093 msleep(30); 1094 1095 ret = af9035_wr_reg(d, 0x00d8df, 1); 1096 if (ret < 0) 1097 goto err; 1098 1099 msleep(300); 1100 1101 ret = af9035_wr_reg(d, 0x00d8c0, 1); 1102 if (ret < 0) 1103 goto err; 1104 1105 ret = af9035_wr_reg(d, 0x00d8c1, 1); 1106 if (ret < 0) 1107 goto err; 1108 1109 ret = af9035_wr_reg(d, 0x00d8bf, 0); 1110 if (ret < 0) 1111 goto err; 1112 1113 ret = af9035_wr_reg(d, 0x00d8b4, 1); 1114 if (ret < 0) 1115 goto err; 1116 1117 ret = af9035_wr_reg(d, 0x00d8b5, 1); 1118 if (ret < 0) 1119 goto err; 1120 1121 ret = af9035_wr_reg(d, 0x00d8b3, 1); 1122 if (ret < 0) 1123 goto err; 1124 1125 tuner_addr = 0x60; 1126 } else { 1127 tuner_addr = 0x60 | 0x80; /* I2C bus hack */ 1128 } 1129 1130 /* attach tuner */ 1131 fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap, 1132 tuner_addr, &af9035_mxl5007t_config[adap->id]); 1133 break; 1134 case AF9033_TUNER_TDA18218: 1135 /* attach tuner */ 1136 fe = dvb_attach(tda18218_attach, adap->fe[0], 1137 &d->i2c_adap, &af9035_tda18218_config); 1138 break; 1139 case AF9033_TUNER_FC2580: 1140 /* Tuner enable using gpiot2_o, gpiot2_en and gpiot2_on */ 1141 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01); 1142 if (ret < 0) 1143 goto err; 1144 1145 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01); 1146 if (ret < 0) 1147 goto err; 1148 1149 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01); 1150 if (ret < 0) 1151 goto err; 1152 1153 usleep_range(10000, 50000); 1154 /* attach tuner */ 1155 fe = dvb_attach(fc2580_attach, adap->fe[0], 1156 &d->i2c_adap, &af9035_fc2580_config); 1157 break; 1158 case AF9033_TUNER_FC0012: 1159 /* 1160 * AF9035 gpiot2 = FC0012 enable 1161 * XXX: there seems to be something on gpioh8 too, but on my 1162 * my test I didn't find any difference. 1163 */ 1164 1165 if (adap->id == 0) { 1166 /* configure gpiot2 as output and high */ 1167 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01); 1168 if (ret < 0) 1169 goto err; 1170 1171 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01); 1172 if (ret < 0) 1173 goto err; 1174 1175 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01); 1176 if (ret < 0) 1177 goto err; 1178 } else { 1179 /* 1180 * FIXME: That belongs for the FC0012 driver. 1181 * Write 02 to FC0012 master tuner register 0d directly 1182 * in order to make slave tuner working. 1183 */ 1184 msg[0].addr = 0x63; 1185 msg[0].flags = 0; 1186 msg[0].len = 2; 1187 msg[0].buf = "\x0d\x02"; 1188 ret = i2c_transfer(&d->i2c_adap, msg, 1); 1189 if (ret < 0) 1190 goto err; 1191 } 1192 1193 usleep_range(10000, 50000); 1194 1195 fe = dvb_attach(fc0012_attach, adap->fe[0], &d->i2c_adap, 1196 &af9035_fc0012_config[adap->id]); 1197 break; 1198 case AF9033_TUNER_IT9135_38: 1199 case AF9033_TUNER_IT9135_51: 1200 case AF9033_TUNER_IT9135_52: 1201 case AF9033_TUNER_IT9135_60: 1202 case AF9033_TUNER_IT9135_61: 1203 case AF9033_TUNER_IT9135_62: 1204 /* attach tuner */ 1205 fe = dvb_attach(it913x_attach, adap->fe[0], &d->i2c_adap, 1206 state->af9033_config[adap->id].i2c_addr, 1207 state->af9033_config[0].tuner); 1208 break; 1209 default: 1210 fe = NULL; 1211 } 1212 1213 if (fe == NULL) { 1214 ret = -ENODEV; 1215 goto err; 1216 } 1217 1218 return 0; 1219 1220 err: 1221 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1222 1223 return ret; 1224 } 1225 1226 static int af9035_init(struct dvb_usb_device *d) 1227 { 1228 struct state *state = d_to_priv(d); 1229 int ret, i; 1230 u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4; 1231 u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4; 1232 struct reg_val_mask tab[] = { 1233 { 0x80f99d, 0x01, 0x01 }, 1234 { 0x80f9a4, 0x01, 0x01 }, 1235 { 0x00dd11, 0x00, 0x20 }, 1236 { 0x00dd11, 0x00, 0x40 }, 1237 { 0x00dd13, 0x00, 0x20 }, 1238 { 0x00dd13, 0x00, 0x40 }, 1239 { 0x00dd11, 0x20, 0x20 }, 1240 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff}, 1241 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff}, 1242 { 0x00dd0c, packet_size, 0xff}, 1243 { 0x00dd11, state->dual_mode << 6, 0x40 }, 1244 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff}, 1245 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff}, 1246 { 0x00dd0d, packet_size, 0xff }, 1247 { 0x80f9a3, state->dual_mode, 0x01 }, 1248 { 0x80f9cd, state->dual_mode, 0x01 }, 1249 { 0x80f99d, 0x00, 0x01 }, 1250 { 0x80f9a4, 0x00, 0x01 }, 1251 }; 1252 1253 dev_dbg(&d->udev->dev, 1254 "%s: USB speed=%d frame_size=%04x packet_size=%02x\n", 1255 __func__, d->udev->speed, frame_size, packet_size); 1256 1257 /* init endpoints */ 1258 for (i = 0; i < ARRAY_SIZE(tab); i++) { 1259 ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val, 1260 tab[i].mask); 1261 if (ret < 0) 1262 goto err; 1263 } 1264 1265 return 0; 1266 1267 err: 1268 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1269 1270 return ret; 1271 } 1272 1273 #if IS_ENABLED(CONFIG_RC_CORE) 1274 static int af9035_rc_query(struct dvb_usb_device *d) 1275 { 1276 int ret; 1277 u32 key; 1278 u8 buf[4]; 1279 struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, buf }; 1280 1281 ret = af9035_ctrl_msg(d, &req); 1282 if (ret == 1) 1283 return 0; 1284 else if (ret < 0) 1285 goto err; 1286 1287 if ((buf[2] + buf[3]) == 0xff) { 1288 if ((buf[0] + buf[1]) == 0xff) { 1289 /* NEC standard 16bit */ 1290 key = buf[0] << 8 | buf[2]; 1291 } else { 1292 /* NEC extended 24bit */ 1293 key = buf[0] << 16 | buf[1] << 8 | buf[2]; 1294 } 1295 } else { 1296 /* NEC full code 32bit */ 1297 key = buf[0] << 24 | buf[1] << 16 | buf[2] << 8 | buf[3]; 1298 } 1299 1300 dev_dbg(&d->udev->dev, "%s: %*ph\n", __func__, 4, buf); 1301 1302 rc_keydown(d->rc_dev, key, 0); 1303 1304 return 0; 1305 1306 err: 1307 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1308 1309 return ret; 1310 } 1311 1312 static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) 1313 { 1314 struct state *state = d_to_priv(d); 1315 int ret; 1316 u8 tmp; 1317 1318 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_IR_MODE, &tmp); 1319 if (ret < 0) 1320 goto err; 1321 1322 dev_dbg(&d->udev->dev, "%s: ir_mode=%02x\n", __func__, tmp); 1323 1324 /* don't activate rc if in HID mode or if not available */ 1325 if (tmp == 5) { 1326 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_IR_TYPE, 1327 &tmp); 1328 if (ret < 0) 1329 goto err; 1330 1331 dev_dbg(&d->udev->dev, "%s: ir_type=%02x\n", __func__, tmp); 1332 1333 switch (tmp) { 1334 case 0: /* NEC */ 1335 default: 1336 rc->allowed_protos = RC_BIT_NEC; 1337 break; 1338 case 1: /* RC6 */ 1339 rc->allowed_protos = RC_BIT_RC6_MCE; 1340 break; 1341 } 1342 1343 rc->query = af9035_rc_query; 1344 rc->interval = 500; 1345 1346 /* load empty to enable rc */ 1347 if (!rc->map_name) 1348 rc->map_name = RC_MAP_EMPTY; 1349 } 1350 1351 return 0; 1352 1353 err: 1354 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1355 1356 return ret; 1357 } 1358 #else 1359 #define af9035_get_rc_config NULL 1360 #endif 1361 1362 static int af9035_get_stream_config(struct dvb_frontend *fe, u8 *ts_type, 1363 struct usb_data_stream_properties *stream) 1364 { 1365 struct dvb_usb_device *d = fe_to_d(fe); 1366 dev_dbg(&d->udev->dev, "%s: adap=%d\n", __func__, fe_to_adap(fe)->id); 1367 1368 if (d->udev->speed == USB_SPEED_FULL) 1369 stream->u.bulk.buffersize = 5 * 188; 1370 1371 return 0; 1372 } 1373 1374 static int af9035_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) 1375 { 1376 struct state *state = adap_to_priv(adap); 1377 1378 return state->ops.pid_filter_ctrl(adap->fe[0], onoff); 1379 } 1380 1381 static int af9035_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, 1382 int onoff) 1383 { 1384 struct state *state = adap_to_priv(adap); 1385 1386 return state->ops.pid_filter(adap->fe[0], index, pid, onoff); 1387 } 1388 1389 static int af9035_probe(struct usb_interface *intf, 1390 const struct usb_device_id *id) 1391 { 1392 struct usb_device *udev = interface_to_usbdev(intf); 1393 char manufacturer[sizeof("Afatech")]; 1394 1395 memset(manufacturer, 0, sizeof(manufacturer)); 1396 usb_string(udev, udev->descriptor.iManufacturer, 1397 manufacturer, sizeof(manufacturer)); 1398 /* 1399 * There is two devices having same ID but different chipset. One uses 1400 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb 1401 * is iManufacturer string. 1402 * 1403 * idVendor 0x0ccd TerraTec Electronic GmbH 1404 * idProduct 0x0099 1405 * bcdDevice 2.00 1406 * iManufacturer 1 Afatech 1407 * iProduct 2 DVB-T 2 1408 * 1409 * idVendor 0x0ccd TerraTec Electronic GmbH 1410 * idProduct 0x0099 1411 * bcdDevice 2.00 1412 * iManufacturer 1 ITE Technologies, Inc. 1413 * iProduct 2 DVB-T TV Stick 1414 */ 1415 if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) && 1416 (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) { 1417 if (!strcmp("Afatech", manufacturer)) { 1418 dev_dbg(&udev->dev, "%s: rejecting device\n", __func__); 1419 return -ENODEV; 1420 } 1421 } 1422 1423 return dvb_usbv2_probe(intf, id); 1424 } 1425 1426 /* interface 0 is used by DVB-T receiver and 1427 interface 1 is for remote controller (HID) */ 1428 static const struct dvb_usb_device_properties af9035_props = { 1429 .driver_name = KBUILD_MODNAME, 1430 .owner = THIS_MODULE, 1431 .adapter_nr = adapter_nr, 1432 .size_of_priv = sizeof(struct state), 1433 1434 .generic_bulk_ctrl_endpoint = 0x02, 1435 .generic_bulk_ctrl_endpoint_response = 0x81, 1436 1437 .identify_state = af9035_identify_state, 1438 .download_firmware = af9035_download_firmware, 1439 1440 .i2c_algo = &af9035_i2c_algo, 1441 .read_config = af9035_read_config, 1442 .frontend_attach = af9035_frontend_attach, 1443 .tuner_attach = af9035_tuner_attach, 1444 .init = af9035_init, 1445 .get_rc_config = af9035_get_rc_config, 1446 .get_stream_config = af9035_get_stream_config, 1447 1448 .get_adapter_count = af9035_get_adapter_count, 1449 .adapter = { 1450 { 1451 .caps = DVB_USB_ADAP_HAS_PID_FILTER | 1452 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1453 1454 .pid_filter_count = 32, 1455 .pid_filter_ctrl = af9035_pid_filter_ctrl, 1456 .pid_filter = af9035_pid_filter, 1457 1458 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188), 1459 }, { 1460 .caps = DVB_USB_ADAP_HAS_PID_FILTER | 1461 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1462 1463 .pid_filter_count = 32, 1464 .pid_filter_ctrl = af9035_pid_filter_ctrl, 1465 .pid_filter = af9035_pid_filter, 1466 1467 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188), 1468 }, 1469 }, 1470 }; 1471 1472 static const struct usb_device_id af9035_id_table[] = { 1473 /* AF9035 devices */ 1474 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035, 1475 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1476 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000, 1477 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1478 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001, 1479 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1480 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002, 1481 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1482 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003, 1483 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1484 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK, 1485 &af9035_props, "TerraTec Cinergy T Stick", NULL) }, 1486 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835, 1487 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) }, 1488 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835, 1489 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) }, 1490 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867, 1491 &af9035_props, "AVerMedia HD Volar (A867)", NULL) }, 1492 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867, 1493 &af9035_props, "AVerMedia HD Volar (A867)", NULL) }, 1494 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR, 1495 &af9035_props, "AVerMedia Twinstar (A825)", NULL) }, 1496 { DVB_USB_DEVICE(USB_VID_ASUS, USB_PID_ASUS_U3100MINI_PLUS, 1497 &af9035_props, "Asus U3100Mini Plus", NULL) }, 1498 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa, 1499 &af9035_props, "TerraTec Cinergy T Stick (rev. 2)", NULL) }, 1500 /* IT9135 devices */ 1501 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135, 1502 &af9035_props, "ITE 9135 Generic", RC_MAP_IT913X_V1) }, 1503 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005, 1504 &af9035_props, "ITE 9135(9005) Generic", RC_MAP_IT913X_V2) }, 1505 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9006, 1506 &af9035_props, "ITE 9135(9006) Generic", RC_MAP_IT913X_V1) }, 1507 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_1835, 1508 &af9035_props, "Avermedia A835B(1835)", RC_MAP_IT913X_V2) }, 1509 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_2835, 1510 &af9035_props, "Avermedia A835B(2835)", RC_MAP_IT913X_V2) }, 1511 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_3835, 1512 &af9035_props, "Avermedia A835B(3835)", RC_MAP_IT913X_V2) }, 1513 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_4835, 1514 &af9035_props, "Avermedia A835B(4835)", RC_MAP_IT913X_V2) }, 1515 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_H335, 1516 &af9035_props, "Avermedia H335", RC_MAP_IT913X_V2) }, 1517 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09, 1518 &af9035_props, "Kworld UB499-2T T09", RC_MAP_IT913X_V1) }, 1519 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137, 1520 &af9035_props, "Sveon STV22 Dual DVB-T HDTV", 1521 RC_MAP_IT913X_V1) }, 1522 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CTVDIGDUAL_V2, 1523 &af9035_props, "Digital Dual TV Receiver CTVDIGDUAL_V2", 1524 RC_MAP_IT913X_V1) }, 1525 /* XXX: that same ID [0ccd:0099] is used by af9015 driver too */ 1526 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x0099, 1527 &af9035_props, "TerraTec Cinergy T Stick Dual RC (rev. 2)", NULL) }, 1528 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a05, 1529 &af9035_props, "Leadtek WinFast DTV Dongle Dual", NULL) }, 1530 { DVB_USB_DEVICE(USB_VID_HAUPPAUGE, 0xf900, 1531 &af9035_props, "Hauppauge WinTV-MiniStick 2", NULL) }, 1532 { } 1533 }; 1534 MODULE_DEVICE_TABLE(usb, af9035_id_table); 1535 1536 static struct usb_driver af9035_usb_driver = { 1537 .name = KBUILD_MODNAME, 1538 .id_table = af9035_id_table, 1539 .probe = af9035_probe, 1540 .disconnect = dvb_usbv2_disconnect, 1541 .suspend = dvb_usbv2_suspend, 1542 .resume = dvb_usbv2_resume, 1543 .reset_resume = dvb_usbv2_reset_resume, 1544 .no_dynamic_id = 1, 1545 .soft_unbind = 1, 1546 }; 1547 1548 module_usb_driver(af9035_usb_driver); 1549 1550 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); 1551 MODULE_DESCRIPTION("Afatech AF9035 driver"); 1552 MODULE_LICENSE("GPL"); 1553 MODULE_FIRMWARE(AF9035_FIRMWARE_AF9035); 1554 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V1); 1555 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V2); 1556