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 if (state->chip_type == 0x9135) { 579 ret = af9035_wr_reg(d, 0x004bfb, tmp); 580 if (ret < 0) 581 goto err; 582 } else { 583 ret = af9035_wr_reg(d, 0x00417f, tmp); 584 if (ret < 0) 585 goto err; 586 587 /* enable clock out */ 588 ret = af9035_wr_reg_mask(d, 0x00d81a, 0x01, 0x01); 589 if (ret < 0) 590 goto err; 591 } 592 } 593 594 if (fw->data[0] == 0x01) 595 ret = af9035_download_firmware_old(d, fw); 596 else 597 ret = af9035_download_firmware_new(d, fw); 598 if (ret < 0) 599 goto err; 600 601 /* firmware loaded, request boot */ 602 req.cmd = CMD_FW_BOOT; 603 ret = af9035_ctrl_msg(d, &req); 604 if (ret < 0) 605 goto err; 606 607 /* ensure firmware starts */ 608 wbuf[0] = 1; 609 ret = af9035_ctrl_msg(d, &req_fw_ver); 610 if (ret < 0) 611 goto err; 612 613 if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) { 614 dev_err(&d->udev->dev, "%s: firmware did not run\n", 615 KBUILD_MODNAME); 616 ret = -ENODEV; 617 goto err; 618 } 619 620 dev_info(&d->udev->dev, "%s: firmware version=%d.%d.%d.%d", 621 KBUILD_MODNAME, rbuf[0], rbuf[1], rbuf[2], rbuf[3]); 622 623 return 0; 624 625 err: 626 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 627 628 return ret; 629 } 630 631 static int af9035_read_config(struct dvb_usb_device *d) 632 { 633 struct state *state = d_to_priv(d); 634 int ret, i; 635 u8 tmp; 636 u16 tmp16, addr; 637 638 /* demod I2C "address" */ 639 state->af9033_config[0].i2c_addr = 0x38; 640 state->af9033_config[0].adc_multiplier = AF9033_ADC_MULTIPLIER_2X; 641 state->af9033_config[1].adc_multiplier = AF9033_ADC_MULTIPLIER_2X; 642 state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB; 643 state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL; 644 645 /* eeprom memory mapped location */ 646 if (state->chip_type == 0x9135) { 647 if (state->chip_version == 0x02) { 648 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_60; 649 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_60; 650 tmp16 = 0x00461d; 651 } else { 652 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_38; 653 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_38; 654 tmp16 = 0x00461b; 655 } 656 657 /* check if eeprom exists */ 658 ret = af9035_rd_reg(d, tmp16, &tmp); 659 if (ret < 0) 660 goto err; 661 662 if (tmp == 0x00) { 663 dev_dbg(&d->udev->dev, "%s: no eeprom\n", __func__); 664 goto skip_eeprom; 665 } 666 } 667 668 /* check if there is dual tuners */ 669 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp); 670 if (ret < 0) 671 goto err; 672 673 if (tmp == 1 || tmp == 3) 674 state->dual_mode = true; 675 676 dev_dbg(&d->udev->dev, "%s: ts mode=%d dual mode=%d\n", __func__, 677 tmp, state->dual_mode); 678 679 if (state->dual_mode) { 680 /* read 2nd demodulator I2C address */ 681 ret = af9035_rd_reg(d, 682 state->eeprom_addr + EEPROM_2ND_DEMOD_ADDR, 683 &tmp); 684 if (ret < 0) 685 goto err; 686 687 state->af9033_config[1].i2c_addr = tmp; 688 dev_dbg(&d->udev->dev, "%s: 2nd demod I2C addr=%02x\n", 689 __func__, tmp); 690 } 691 692 addr = state->eeprom_addr; 693 694 for (i = 0; i < state->dual_mode + 1; i++) { 695 /* tuner */ 696 ret = af9035_rd_reg(d, addr + EEPROM_1_TUNER_ID, &tmp); 697 if (ret < 0) 698 goto err; 699 700 if (tmp == 0x00) 701 dev_dbg(&d->udev->dev, 702 "%s: [%d]tuner not set, using default\n", 703 __func__, i); 704 else 705 state->af9033_config[i].tuner = tmp; 706 707 dev_dbg(&d->udev->dev, "%s: [%d]tuner=%02x\n", 708 __func__, i, state->af9033_config[i].tuner); 709 710 switch (state->af9033_config[i].tuner) { 711 case AF9033_TUNER_TUA9001: 712 case AF9033_TUNER_FC0011: 713 case AF9033_TUNER_MXL5007T: 714 case AF9033_TUNER_TDA18218: 715 case AF9033_TUNER_FC2580: 716 case AF9033_TUNER_FC0012: 717 state->af9033_config[i].spec_inv = 1; 718 break; 719 case AF9033_TUNER_IT9135_38: 720 case AF9033_TUNER_IT9135_51: 721 case AF9033_TUNER_IT9135_52: 722 case AF9033_TUNER_IT9135_60: 723 case AF9033_TUNER_IT9135_61: 724 case AF9033_TUNER_IT9135_62: 725 break; 726 default: 727 dev_warn(&d->udev->dev, 728 "%s: tuner id=%02x not supported, please report!", 729 KBUILD_MODNAME, tmp); 730 } 731 732 /* disable dual mode if driver does not support it */ 733 if (i == 1) 734 switch (state->af9033_config[i].tuner) { 735 case AF9033_TUNER_FC0012: 736 case AF9033_TUNER_IT9135_38: 737 case AF9033_TUNER_IT9135_51: 738 case AF9033_TUNER_IT9135_52: 739 case AF9033_TUNER_IT9135_60: 740 case AF9033_TUNER_IT9135_61: 741 case AF9033_TUNER_IT9135_62: 742 case AF9033_TUNER_MXL5007T: 743 break; 744 default: 745 state->dual_mode = false; 746 dev_info(&d->udev->dev, 747 "%s: driver does not support 2nd tuner and will disable it", 748 KBUILD_MODNAME); 749 } 750 751 /* tuner IF frequency */ 752 ret = af9035_rd_reg(d, addr + EEPROM_1_IF_L, &tmp); 753 if (ret < 0) 754 goto err; 755 756 tmp16 = tmp; 757 758 ret = af9035_rd_reg(d, addr + EEPROM_1_IF_H, &tmp); 759 if (ret < 0) 760 goto err; 761 762 tmp16 |= tmp << 8; 763 764 dev_dbg(&d->udev->dev, "%s: [%d]IF=%d\n", __func__, i, tmp16); 765 766 addr += 0x10; /* shift for the 2nd tuner params */ 767 } 768 769 skip_eeprom: 770 /* get demod clock */ 771 ret = af9035_rd_reg(d, 0x00d800, &tmp); 772 if (ret < 0) 773 goto err; 774 775 tmp = (tmp >> 0) & 0x0f; 776 777 for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) { 778 if (state->chip_type == 0x9135) 779 state->af9033_config[i].clock = clock_lut_it9135[tmp]; 780 else 781 state->af9033_config[i].clock = clock_lut_af9035[tmp]; 782 } 783 784 return 0; 785 786 err: 787 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 788 789 return ret; 790 } 791 792 static int af9035_tua9001_tuner_callback(struct dvb_usb_device *d, 793 int cmd, int arg) 794 { 795 int ret; 796 u8 val; 797 798 dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg); 799 800 /* 801 * CEN always enabled by hardware wiring 802 * RESETN GPIOT3 803 * RXEN GPIOT2 804 */ 805 806 switch (cmd) { 807 case TUA9001_CMD_RESETN: 808 if (arg) 809 val = 0x00; 810 else 811 val = 0x01; 812 813 ret = af9035_wr_reg_mask(d, 0x00d8e7, val, 0x01); 814 if (ret < 0) 815 goto err; 816 break; 817 case TUA9001_CMD_RXEN: 818 if (arg) 819 val = 0x01; 820 else 821 val = 0x00; 822 823 ret = af9035_wr_reg_mask(d, 0x00d8eb, val, 0x01); 824 if (ret < 0) 825 goto err; 826 break; 827 } 828 829 return 0; 830 831 err: 832 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 833 834 return ret; 835 } 836 837 838 static int af9035_fc0011_tuner_callback(struct dvb_usb_device *d, 839 int cmd, int arg) 840 { 841 int ret; 842 843 switch (cmd) { 844 case FC0011_FE_CALLBACK_POWER: 845 /* Tuner enable */ 846 ret = af9035_wr_reg_mask(d, 0xd8eb, 1, 1); 847 if (ret < 0) 848 goto err; 849 850 ret = af9035_wr_reg_mask(d, 0xd8ec, 1, 1); 851 if (ret < 0) 852 goto err; 853 854 ret = af9035_wr_reg_mask(d, 0xd8ed, 1, 1); 855 if (ret < 0) 856 goto err; 857 858 /* LED */ 859 ret = af9035_wr_reg_mask(d, 0xd8d0, 1, 1); 860 if (ret < 0) 861 goto err; 862 863 ret = af9035_wr_reg_mask(d, 0xd8d1, 1, 1); 864 if (ret < 0) 865 goto err; 866 867 usleep_range(10000, 50000); 868 break; 869 case FC0011_FE_CALLBACK_RESET: 870 ret = af9035_wr_reg(d, 0xd8e9, 1); 871 if (ret < 0) 872 goto err; 873 874 ret = af9035_wr_reg(d, 0xd8e8, 1); 875 if (ret < 0) 876 goto err; 877 878 ret = af9035_wr_reg(d, 0xd8e7, 1); 879 if (ret < 0) 880 goto err; 881 882 usleep_range(10000, 20000); 883 884 ret = af9035_wr_reg(d, 0xd8e7, 0); 885 if (ret < 0) 886 goto err; 887 888 usleep_range(10000, 20000); 889 break; 890 default: 891 ret = -EINVAL; 892 goto err; 893 } 894 895 return 0; 896 897 err: 898 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 899 900 return ret; 901 } 902 903 static int af9035_tuner_callback(struct dvb_usb_device *d, int cmd, int arg) 904 { 905 struct state *state = d_to_priv(d); 906 907 switch (state->af9033_config[0].tuner) { 908 case AF9033_TUNER_FC0011: 909 return af9035_fc0011_tuner_callback(d, cmd, arg); 910 case AF9033_TUNER_TUA9001: 911 return af9035_tua9001_tuner_callback(d, cmd, arg); 912 default: 913 break; 914 } 915 916 return 0; 917 } 918 919 static int af9035_frontend_callback(void *adapter_priv, int component, 920 int cmd, int arg) 921 { 922 struct i2c_adapter *adap = adapter_priv; 923 struct dvb_usb_device *d = i2c_get_adapdata(adap); 924 925 dev_dbg(&d->udev->dev, "%s: component=%d cmd=%d arg=%d\n", 926 __func__, component, cmd, arg); 927 928 switch (component) { 929 case DVB_FRONTEND_COMPONENT_TUNER: 930 return af9035_tuner_callback(d, cmd, arg); 931 default: 932 break; 933 } 934 935 return 0; 936 } 937 938 static int af9035_get_adapter_count(struct dvb_usb_device *d) 939 { 940 struct state *state = d_to_priv(d); 941 942 /* disable 2nd adapter as we don't have PID filters implemented */ 943 if (d->udev->speed == USB_SPEED_FULL) 944 return 1; 945 else 946 return state->dual_mode + 1; 947 } 948 949 static int af9035_frontend_attach(struct dvb_usb_adapter *adap) 950 { 951 struct state *state = adap_to_priv(adap); 952 struct dvb_usb_device *d = adap_to_d(adap); 953 int ret; 954 dev_dbg(&d->udev->dev, "%s:\n", __func__); 955 956 if (!state->af9033_config[adap->id].tuner) { 957 /* unsupported tuner */ 958 ret = -ENODEV; 959 goto err; 960 } 961 962 /* attach demodulator */ 963 adap->fe[0] = dvb_attach(af9033_attach, &state->af9033_config[adap->id], 964 &d->i2c_adap); 965 if (adap->fe[0] == NULL) { 966 ret = -ENODEV; 967 goto err; 968 } 969 970 /* disable I2C-gate */ 971 adap->fe[0]->ops.i2c_gate_ctrl = NULL; 972 adap->fe[0]->callback = af9035_frontend_callback; 973 974 return 0; 975 976 err: 977 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 978 979 return ret; 980 } 981 982 static struct tua9001_config af9035_tua9001_config = { 983 .i2c_addr = 0x60, 984 }; 985 986 static const struct fc0011_config af9035_fc0011_config = { 987 .i2c_address = 0x60, 988 }; 989 990 static struct mxl5007t_config af9035_mxl5007t_config[] = { 991 { 992 .xtal_freq_hz = MxL_XTAL_24_MHZ, 993 .if_freq_hz = MxL_IF_4_57_MHZ, 994 .invert_if = 0, 995 .loop_thru_enable = 0, 996 .clk_out_enable = 0, 997 .clk_out_amp = MxL_CLKOUT_AMP_0_94V, 998 }, { 999 .xtal_freq_hz = MxL_XTAL_24_MHZ, 1000 .if_freq_hz = MxL_IF_4_57_MHZ, 1001 .invert_if = 0, 1002 .loop_thru_enable = 1, 1003 .clk_out_enable = 1, 1004 .clk_out_amp = MxL_CLKOUT_AMP_0_94V, 1005 } 1006 }; 1007 1008 static struct tda18218_config af9035_tda18218_config = { 1009 .i2c_address = 0x60, 1010 .i2c_wr_max = 21, 1011 }; 1012 1013 static const struct fc2580_config af9035_fc2580_config = { 1014 .i2c_addr = 0x56, 1015 .clock = 16384000, 1016 }; 1017 1018 static const struct fc0012_config af9035_fc0012_config[] = { 1019 { 1020 .i2c_address = 0x63, 1021 .xtal_freq = FC_XTAL_36_MHZ, 1022 .dual_master = true, 1023 .loop_through = true, 1024 .clock_out = true, 1025 }, { 1026 .i2c_address = 0x63 | 0x80, /* I2C bus select hack */ 1027 .xtal_freq = FC_XTAL_36_MHZ, 1028 .dual_master = true, 1029 } 1030 }; 1031 1032 static int af9035_tuner_attach(struct dvb_usb_adapter *adap) 1033 { 1034 struct state *state = adap_to_priv(adap); 1035 struct dvb_usb_device *d = adap_to_d(adap); 1036 int ret; 1037 struct dvb_frontend *fe; 1038 struct i2c_msg msg[1]; 1039 u8 tuner_addr; 1040 dev_dbg(&d->udev->dev, "%s:\n", __func__); 1041 1042 /* 1043 * XXX: Hack used in that function: we abuse unused I2C address bit [7] 1044 * to carry info about used I2C bus for dual tuner configuration. 1045 */ 1046 1047 switch (state->af9033_config[adap->id].tuner) { 1048 case AF9033_TUNER_TUA9001: 1049 /* AF9035 gpiot3 = TUA9001 RESETN 1050 AF9035 gpiot2 = TUA9001 RXEN */ 1051 1052 /* configure gpiot2 and gpiot2 as output */ 1053 ret = af9035_wr_reg_mask(d, 0x00d8ec, 0x01, 0x01); 1054 if (ret < 0) 1055 goto err; 1056 1057 ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01); 1058 if (ret < 0) 1059 goto err; 1060 1061 ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01); 1062 if (ret < 0) 1063 goto err; 1064 1065 ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01); 1066 if (ret < 0) 1067 goto err; 1068 1069 /* attach tuner */ 1070 fe = dvb_attach(tua9001_attach, adap->fe[0], 1071 &d->i2c_adap, &af9035_tua9001_config); 1072 break; 1073 case AF9033_TUNER_FC0011: 1074 fe = dvb_attach(fc0011_attach, adap->fe[0], 1075 &d->i2c_adap, &af9035_fc0011_config); 1076 break; 1077 case AF9033_TUNER_MXL5007T: 1078 if (adap->id == 0) { 1079 ret = af9035_wr_reg(d, 0x00d8e0, 1); 1080 if (ret < 0) 1081 goto err; 1082 1083 ret = af9035_wr_reg(d, 0x00d8e1, 1); 1084 if (ret < 0) 1085 goto err; 1086 1087 ret = af9035_wr_reg(d, 0x00d8df, 0); 1088 if (ret < 0) 1089 goto err; 1090 1091 msleep(30); 1092 1093 ret = af9035_wr_reg(d, 0x00d8df, 1); 1094 if (ret < 0) 1095 goto err; 1096 1097 msleep(300); 1098 1099 ret = af9035_wr_reg(d, 0x00d8c0, 1); 1100 if (ret < 0) 1101 goto err; 1102 1103 ret = af9035_wr_reg(d, 0x00d8c1, 1); 1104 if (ret < 0) 1105 goto err; 1106 1107 ret = af9035_wr_reg(d, 0x00d8bf, 0); 1108 if (ret < 0) 1109 goto err; 1110 1111 ret = af9035_wr_reg(d, 0x00d8b4, 1); 1112 if (ret < 0) 1113 goto err; 1114 1115 ret = af9035_wr_reg(d, 0x00d8b5, 1); 1116 if (ret < 0) 1117 goto err; 1118 1119 ret = af9035_wr_reg(d, 0x00d8b3, 1); 1120 if (ret < 0) 1121 goto err; 1122 1123 tuner_addr = 0x60; 1124 } else { 1125 tuner_addr = 0x60 | 0x80; /* I2C bus hack */ 1126 } 1127 1128 /* attach tuner */ 1129 fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap, 1130 tuner_addr, &af9035_mxl5007t_config[adap->id]); 1131 break; 1132 case AF9033_TUNER_TDA18218: 1133 /* attach tuner */ 1134 fe = dvb_attach(tda18218_attach, adap->fe[0], 1135 &d->i2c_adap, &af9035_tda18218_config); 1136 break; 1137 case AF9033_TUNER_FC2580: 1138 /* Tuner enable using gpiot2_o, gpiot2_en and gpiot2_on */ 1139 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01); 1140 if (ret < 0) 1141 goto err; 1142 1143 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01); 1144 if (ret < 0) 1145 goto err; 1146 1147 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01); 1148 if (ret < 0) 1149 goto err; 1150 1151 usleep_range(10000, 50000); 1152 /* attach tuner */ 1153 fe = dvb_attach(fc2580_attach, adap->fe[0], 1154 &d->i2c_adap, &af9035_fc2580_config); 1155 break; 1156 case AF9033_TUNER_FC0012: 1157 /* 1158 * AF9035 gpiot2 = FC0012 enable 1159 * XXX: there seems to be something on gpioh8 too, but on my 1160 * my test I didn't find any difference. 1161 */ 1162 1163 if (adap->id == 0) { 1164 /* configure gpiot2 as output and high */ 1165 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01); 1166 if (ret < 0) 1167 goto err; 1168 1169 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01); 1170 if (ret < 0) 1171 goto err; 1172 1173 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01); 1174 if (ret < 0) 1175 goto err; 1176 } else { 1177 /* 1178 * FIXME: That belongs for the FC0012 driver. 1179 * Write 02 to FC0012 master tuner register 0d directly 1180 * in order to make slave tuner working. 1181 */ 1182 msg[0].addr = 0x63; 1183 msg[0].flags = 0; 1184 msg[0].len = 2; 1185 msg[0].buf = "\x0d\x02"; 1186 ret = i2c_transfer(&d->i2c_adap, msg, 1); 1187 if (ret < 0) 1188 goto err; 1189 } 1190 1191 usleep_range(10000, 50000); 1192 1193 fe = dvb_attach(fc0012_attach, adap->fe[0], &d->i2c_adap, 1194 &af9035_fc0012_config[adap->id]); 1195 break; 1196 case AF9033_TUNER_IT9135_38: 1197 case AF9033_TUNER_IT9135_51: 1198 case AF9033_TUNER_IT9135_52: 1199 case AF9033_TUNER_IT9135_60: 1200 case AF9033_TUNER_IT9135_61: 1201 case AF9033_TUNER_IT9135_62: 1202 /* attach tuner */ 1203 fe = dvb_attach(it913x_attach, adap->fe[0], &d->i2c_adap, 1204 state->af9033_config[adap->id].i2c_addr, 1205 state->af9033_config[0].tuner); 1206 break; 1207 default: 1208 fe = NULL; 1209 } 1210 1211 if (fe == NULL) { 1212 ret = -ENODEV; 1213 goto err; 1214 } 1215 1216 return 0; 1217 1218 err: 1219 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1220 1221 return ret; 1222 } 1223 1224 static int af9035_init(struct dvb_usb_device *d) 1225 { 1226 struct state *state = d_to_priv(d); 1227 int ret, i; 1228 u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4; 1229 u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4; 1230 struct reg_val_mask tab[] = { 1231 { 0x80f99d, 0x01, 0x01 }, 1232 { 0x80f9a4, 0x01, 0x01 }, 1233 { 0x00dd11, 0x00, 0x20 }, 1234 { 0x00dd11, 0x00, 0x40 }, 1235 { 0x00dd13, 0x00, 0x20 }, 1236 { 0x00dd13, 0x00, 0x40 }, 1237 { 0x00dd11, 0x20, 0x20 }, 1238 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff}, 1239 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff}, 1240 { 0x00dd0c, packet_size, 0xff}, 1241 { 0x00dd11, state->dual_mode << 6, 0x40 }, 1242 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff}, 1243 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff}, 1244 { 0x00dd0d, packet_size, 0xff }, 1245 { 0x80f9a3, state->dual_mode, 0x01 }, 1246 { 0x80f9cd, state->dual_mode, 0x01 }, 1247 { 0x80f99d, 0x00, 0x01 }, 1248 { 0x80f9a4, 0x00, 0x01 }, 1249 }; 1250 1251 dev_dbg(&d->udev->dev, 1252 "%s: USB speed=%d frame_size=%04x packet_size=%02x\n", 1253 __func__, d->udev->speed, frame_size, packet_size); 1254 1255 /* init endpoints */ 1256 for (i = 0; i < ARRAY_SIZE(tab); i++) { 1257 ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val, 1258 tab[i].mask); 1259 if (ret < 0) 1260 goto err; 1261 } 1262 1263 return 0; 1264 1265 err: 1266 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1267 1268 return ret; 1269 } 1270 1271 #if IS_ENABLED(CONFIG_RC_CORE) 1272 static int af9035_rc_query(struct dvb_usb_device *d) 1273 { 1274 int ret; 1275 u32 key; 1276 u8 buf[4]; 1277 struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, buf }; 1278 1279 ret = af9035_ctrl_msg(d, &req); 1280 if (ret == 1) 1281 return 0; 1282 else if (ret < 0) 1283 goto err; 1284 1285 if ((buf[2] + buf[3]) == 0xff) { 1286 if ((buf[0] + buf[1]) == 0xff) { 1287 /* NEC standard 16bit */ 1288 key = buf[0] << 8 | buf[2]; 1289 } else { 1290 /* NEC extended 24bit */ 1291 key = buf[0] << 16 | buf[1] << 8 | buf[2]; 1292 } 1293 } else { 1294 /* NEC full code 32bit */ 1295 key = buf[0] << 24 | buf[1] << 16 | buf[2] << 8 | buf[3]; 1296 } 1297 1298 dev_dbg(&d->udev->dev, "%s: %*ph\n", __func__, 4, buf); 1299 1300 rc_keydown(d->rc_dev, key, 0); 1301 1302 return 0; 1303 1304 err: 1305 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1306 1307 return ret; 1308 } 1309 1310 static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) 1311 { 1312 struct state *state = d_to_priv(d); 1313 int ret; 1314 u8 tmp; 1315 1316 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_IR_MODE, &tmp); 1317 if (ret < 0) 1318 goto err; 1319 1320 dev_dbg(&d->udev->dev, "%s: ir_mode=%02x\n", __func__, tmp); 1321 1322 /* don't activate rc if in HID mode or if not available */ 1323 if (tmp == 5) { 1324 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_IR_TYPE, 1325 &tmp); 1326 if (ret < 0) 1327 goto err; 1328 1329 dev_dbg(&d->udev->dev, "%s: ir_type=%02x\n", __func__, tmp); 1330 1331 switch (tmp) { 1332 case 0: /* NEC */ 1333 default: 1334 rc->allowed_protos = RC_BIT_NEC; 1335 break; 1336 case 1: /* RC6 */ 1337 rc->allowed_protos = RC_BIT_RC6_MCE; 1338 break; 1339 } 1340 1341 rc->query = af9035_rc_query; 1342 rc->interval = 500; 1343 1344 /* load empty to enable rc */ 1345 if (!rc->map_name) 1346 rc->map_name = RC_MAP_EMPTY; 1347 } 1348 1349 return 0; 1350 1351 err: 1352 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1353 1354 return ret; 1355 } 1356 #else 1357 #define af9035_get_rc_config NULL 1358 #endif 1359 1360 static int af9035_get_stream_config(struct dvb_frontend *fe, u8 *ts_type, 1361 struct usb_data_stream_properties *stream) 1362 { 1363 struct dvb_usb_device *d = fe_to_d(fe); 1364 dev_dbg(&d->udev->dev, "%s: adap=%d\n", __func__, fe_to_adap(fe)->id); 1365 1366 if (d->udev->speed == USB_SPEED_FULL) 1367 stream->u.bulk.buffersize = 5 * 188; 1368 1369 return 0; 1370 } 1371 1372 /* 1373 * FIXME: PID filter is property of demodulator and should be moved to the 1374 * correct driver. Also we support only adapter #0 PID filter and will 1375 * disable adapter #1 if USB1.1 is used. 1376 */ 1377 static int af9035_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) 1378 { 1379 struct dvb_usb_device *d = adap_to_d(adap); 1380 int ret; 1381 1382 dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff); 1383 1384 ret = af9035_wr_reg_mask(d, 0x80f993, onoff, 0x01); 1385 if (ret < 0) 1386 goto err; 1387 1388 return 0; 1389 1390 err: 1391 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1392 1393 return ret; 1394 } 1395 1396 static int af9035_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, 1397 int onoff) 1398 { 1399 struct dvb_usb_device *d = adap_to_d(adap); 1400 int ret; 1401 u8 wbuf[2] = {(pid >> 0) & 0xff, (pid >> 8) & 0xff}; 1402 1403 dev_dbg(&d->udev->dev, "%s: index=%d pid=%04x onoff=%d\n", 1404 __func__, index, pid, onoff); 1405 1406 ret = af9035_wr_regs(d, 0x80f996, wbuf, 2); 1407 if (ret < 0) 1408 goto err; 1409 1410 ret = af9035_wr_reg(d, 0x80f994, onoff); 1411 if (ret < 0) 1412 goto err; 1413 1414 ret = af9035_wr_reg(d, 0x80f995, index); 1415 if (ret < 0) 1416 goto err; 1417 1418 return 0; 1419 1420 err: 1421 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); 1422 1423 return ret; 1424 } 1425 1426 static int af9035_probe(struct usb_interface *intf, 1427 const struct usb_device_id *id) 1428 { 1429 struct usb_device *udev = interface_to_usbdev(intf); 1430 char manufacturer[sizeof("Afatech")]; 1431 1432 memset(manufacturer, 0, sizeof(manufacturer)); 1433 usb_string(udev, udev->descriptor.iManufacturer, 1434 manufacturer, sizeof(manufacturer)); 1435 /* 1436 * There is two devices having same ID but different chipset. One uses 1437 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb 1438 * is iManufacturer string. 1439 * 1440 * idVendor 0x0ccd TerraTec Electronic GmbH 1441 * idProduct 0x0099 1442 * bcdDevice 2.00 1443 * iManufacturer 1 Afatech 1444 * iProduct 2 DVB-T 2 1445 * 1446 * idVendor 0x0ccd TerraTec Electronic GmbH 1447 * idProduct 0x0099 1448 * bcdDevice 2.00 1449 * iManufacturer 1 ITE Technologies, Inc. 1450 * iProduct 2 DVB-T TV Stick 1451 */ 1452 if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) && 1453 (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) { 1454 if (!strcmp("Afatech", manufacturer)) { 1455 dev_dbg(&udev->dev, "%s: rejecting device\n", __func__); 1456 return -ENODEV; 1457 } 1458 } 1459 1460 return dvb_usbv2_probe(intf, id); 1461 } 1462 1463 /* interface 0 is used by DVB-T receiver and 1464 interface 1 is for remote controller (HID) */ 1465 static const struct dvb_usb_device_properties af9035_props = { 1466 .driver_name = KBUILD_MODNAME, 1467 .owner = THIS_MODULE, 1468 .adapter_nr = adapter_nr, 1469 .size_of_priv = sizeof(struct state), 1470 1471 .generic_bulk_ctrl_endpoint = 0x02, 1472 .generic_bulk_ctrl_endpoint_response = 0x81, 1473 1474 .identify_state = af9035_identify_state, 1475 .download_firmware = af9035_download_firmware, 1476 1477 .i2c_algo = &af9035_i2c_algo, 1478 .read_config = af9035_read_config, 1479 .frontend_attach = af9035_frontend_attach, 1480 .tuner_attach = af9035_tuner_attach, 1481 .init = af9035_init, 1482 .get_rc_config = af9035_get_rc_config, 1483 .get_stream_config = af9035_get_stream_config, 1484 1485 .get_adapter_count = af9035_get_adapter_count, 1486 .adapter = { 1487 { 1488 .caps = DVB_USB_ADAP_HAS_PID_FILTER | 1489 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1490 1491 .pid_filter_count = 32, 1492 .pid_filter_ctrl = af9035_pid_filter_ctrl, 1493 .pid_filter = af9035_pid_filter, 1494 1495 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188), 1496 }, { 1497 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188), 1498 }, 1499 }, 1500 }; 1501 1502 static const struct usb_device_id af9035_id_table[] = { 1503 /* AF9035 devices */ 1504 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035, 1505 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1506 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000, 1507 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1508 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001, 1509 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1510 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002, 1511 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1512 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003, 1513 &af9035_props, "Afatech AF9035 reference design", NULL) }, 1514 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK, 1515 &af9035_props, "TerraTec Cinergy T Stick", NULL) }, 1516 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835, 1517 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) }, 1518 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835, 1519 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) }, 1520 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867, 1521 &af9035_props, "AVerMedia HD Volar (A867)", NULL) }, 1522 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867, 1523 &af9035_props, "AVerMedia HD Volar (A867)", NULL) }, 1524 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR, 1525 &af9035_props, "AVerMedia Twinstar (A825)", NULL) }, 1526 { DVB_USB_DEVICE(USB_VID_ASUS, USB_PID_ASUS_U3100MINI_PLUS, 1527 &af9035_props, "Asus U3100Mini Plus", NULL) }, 1528 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa, 1529 &af9035_props, "TerraTec Cinergy T Stick (rev. 2)", NULL) }, 1530 /* IT9135 devices */ 1531 #if 0 1532 { DVB_USB_DEVICE(0x048d, 0x9135, 1533 &af9035_props, "IT9135 reference design", NULL) }, 1534 { DVB_USB_DEVICE(0x048d, 0x9006, 1535 &af9035_props, "IT9135 reference design", NULL) }, 1536 #endif 1537 /* XXX: that same ID [0ccd:0099] is used by af9015 driver too */ 1538 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x0099, 1539 &af9035_props, "TerraTec Cinergy T Stick Dual RC (rev. 2)", NULL) }, 1540 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a05, 1541 &af9035_props, "Leadtek WinFast DTV Dongle Dual", NULL) }, 1542 { DVB_USB_DEVICE(USB_VID_HAUPPAUGE, 0xf900, 1543 &af9035_props, "Hauppauge WinTV-MiniStick 2", NULL) }, 1544 { } 1545 }; 1546 MODULE_DEVICE_TABLE(usb, af9035_id_table); 1547 1548 static struct usb_driver af9035_usb_driver = { 1549 .name = KBUILD_MODNAME, 1550 .id_table = af9035_id_table, 1551 .probe = af9035_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(af9035_usb_driver); 1561 1562 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); 1563 MODULE_DESCRIPTION("Afatech AF9035 driver"); 1564 MODULE_LICENSE("GPL"); 1565 MODULE_FIRMWARE(AF9035_FIRMWARE_AF9035); 1566 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V1); 1567 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V2); 1568