1/* 2 * Driver for DVBSky USB2.0 receiver 3 * 4 * Copyright (C) 2013 Max nibble <nibble.max@gmail.com> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19 */ 20 21#include "dvb_usb.h" 22#include "m88ds3103.h" 23#include "ts2020.h" 24#include "sp2.h" 25#include "si2168.h" 26#include "si2157.h" 27 28#define DVBSKY_MSG_DELAY 0/*2000*/ 29#define DVBSKY_BUF_LEN 64 30 31static int dvb_usb_dvbsky_disable_rc; 32module_param_named(disable_rc, dvb_usb_dvbsky_disable_rc, int, 0644); 33MODULE_PARM_DESC(disable_rc, "Disable inbuilt IR receiver."); 34 35DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 36 37struct dvbsky_state { 38 struct mutex stream_mutex; 39 u8 ibuf[DVBSKY_BUF_LEN]; 40 u8 obuf[DVBSKY_BUF_LEN]; 41 u8 last_lock; 42 struct i2c_client *i2c_client_demod; 43 struct i2c_client *i2c_client_tuner; 44 struct i2c_client *i2c_client_ci; 45 46 /* fe hook functions*/ 47 int (*fe_set_voltage)(struct dvb_frontend *fe, 48 enum fe_sec_voltage voltage); 49 int (*fe_read_status)(struct dvb_frontend *fe, 50 enum fe_status *status); 51}; 52 53static int dvbsky_usb_generic_rw(struct dvb_usb_device *d, 54 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) 55{ 56 int ret; 57 struct dvbsky_state *state = d_to_priv(d); 58 59 mutex_lock(&d->usb_mutex); 60 if (wlen != 0) 61 memcpy(state->obuf, wbuf, wlen); 62 63 ret = dvb_usbv2_generic_rw_locked(d, state->obuf, wlen, 64 state->ibuf, rlen); 65 66 if (!ret && (rlen != 0)) 67 memcpy(rbuf, state->ibuf, rlen); 68 69 mutex_unlock(&d->usb_mutex); 70 return ret; 71} 72 73static int dvbsky_stream_ctrl(struct dvb_usb_device *d, u8 onoff) 74{ 75 struct dvbsky_state *state = d_to_priv(d); 76 int ret; 77 u8 obuf_pre[3] = { 0x37, 0, 0 }; 78 u8 obuf_post[3] = { 0x36, 3, 0 }; 79 80 mutex_lock(&state->stream_mutex); 81 ret = dvbsky_usb_generic_rw(d, obuf_pre, 3, NULL, 0); 82 if (!ret && onoff) { 83 msleep(20); 84 ret = dvbsky_usb_generic_rw(d, obuf_post, 3, NULL, 0); 85 } 86 mutex_unlock(&state->stream_mutex); 87 return ret; 88} 89 90static int dvbsky_streaming_ctrl(struct dvb_frontend *fe, int onoff) 91{ 92 struct dvb_usb_device *d = fe_to_d(fe); 93 94 return dvbsky_stream_ctrl(d, (onoff == 0) ? 0 : 1); 95} 96 97/* GPIO */ 98static int dvbsky_gpio_ctrl(struct dvb_usb_device *d, u8 gport, u8 value) 99{ 100 int ret; 101 u8 obuf[3], ibuf[2]; 102 103 obuf[0] = 0x0e; 104 obuf[1] = gport; 105 obuf[2] = value; 106 ret = dvbsky_usb_generic_rw(d, obuf, 3, ibuf, 1); 107 if (ret) 108 dev_err(&d->udev->dev, "failed=%d\n", ret); 109 return ret; 110} 111 112/* I2C */ 113static int dvbsky_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], 114 int num) 115{ 116 struct dvb_usb_device *d = i2c_get_adapdata(adap); 117 int ret = 0; 118 u8 ibuf[64], obuf[64]; 119 120 if (mutex_lock_interruptible(&d->i2c_mutex) < 0) 121 return -EAGAIN; 122 123 if (num > 2) { 124 dev_err(&d->udev->dev, 125 "too many i2c messages[%d], max 2.", num); 126 ret = -EOPNOTSUPP; 127 goto i2c_error; 128 } 129 130 if (num == 1) { 131 if (msg[0].len > 60) { 132 dev_err(&d->udev->dev, 133 "too many i2c bytes[%d], max 60.", 134 msg[0].len); 135 ret = -EOPNOTSUPP; 136 goto i2c_error; 137 } 138 if (msg[0].flags & I2C_M_RD) { 139 /* single read */ 140 obuf[0] = 0x09; 141 obuf[1] = 0; 142 obuf[2] = msg[0].len; 143 obuf[3] = msg[0].addr; 144 ret = dvbsky_usb_generic_rw(d, obuf, 4, 145 ibuf, msg[0].len + 1); 146 if (ret) 147 dev_err(&d->udev->dev, "failed=%d\n", ret); 148 if (!ret) 149 memcpy(msg[0].buf, &ibuf[1], msg[0].len); 150 } else { 151 /* write */ 152 obuf[0] = 0x08; 153 obuf[1] = msg[0].addr; 154 obuf[2] = msg[0].len; 155 memcpy(&obuf[3], msg[0].buf, msg[0].len); 156 ret = dvbsky_usb_generic_rw(d, obuf, 157 msg[0].len + 3, ibuf, 1); 158 if (ret) 159 dev_err(&d->udev->dev, "failed=%d\n", ret); 160 } 161 } else { 162 if ((msg[0].len > 60) || (msg[1].len > 60)) { 163 dev_err(&d->udev->dev, 164 "too many i2c bytes[w-%d][r-%d], max 60.", 165 msg[0].len, msg[1].len); 166 ret = -EOPNOTSUPP; 167 goto i2c_error; 168 } 169 /* write then read */ 170 obuf[0] = 0x09; 171 obuf[1] = msg[0].len; 172 obuf[2] = msg[1].len; 173 obuf[3] = msg[0].addr; 174 memcpy(&obuf[4], msg[0].buf, msg[0].len); 175 ret = dvbsky_usb_generic_rw(d, obuf, 176 msg[0].len + 4, ibuf, msg[1].len + 1); 177 if (ret) 178 dev_err(&d->udev->dev, "failed=%d\n", ret); 179 180 if (!ret) 181 memcpy(msg[1].buf, &ibuf[1], msg[1].len); 182 } 183i2c_error: 184 mutex_unlock(&d->i2c_mutex); 185 return (ret) ? ret : num; 186} 187 188static u32 dvbsky_i2c_func(struct i2c_adapter *adapter) 189{ 190 return I2C_FUNC_I2C; 191} 192 193static struct i2c_algorithm dvbsky_i2c_algo = { 194 .master_xfer = dvbsky_i2c_xfer, 195 .functionality = dvbsky_i2c_func, 196}; 197 198#if IS_ENABLED(CONFIG_RC_CORE) 199static int dvbsky_rc_query(struct dvb_usb_device *d) 200{ 201 u32 code = 0xffff, scancode; 202 u8 rc5_command, rc5_system; 203 u8 obuf[2], ibuf[2], toggle; 204 int ret; 205 206 obuf[0] = 0x10; 207 ret = dvbsky_usb_generic_rw(d, obuf, 1, ibuf, 2); 208 if (ret) 209 dev_err(&d->udev->dev, "failed=%d\n", ret); 210 if (ret == 0) 211 code = (ibuf[0] << 8) | ibuf[1]; 212 if (code != 0xffff) { 213 dev_dbg(&d->udev->dev, "rc code: %x\n", code); 214 rc5_command = code & 0x3F; 215 rc5_system = (code & 0x7C0) >> 6; 216 toggle = (code & 0x800) ? 1 : 0; 217 scancode = rc5_system << 8 | rc5_command; 218 rc_keydown(d->rc_dev, RC_TYPE_RC5, scancode, toggle); 219 } 220 return 0; 221} 222 223static int dvbsky_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) 224{ 225 if (dvb_usb_dvbsky_disable_rc) { 226 rc->map_name = NULL; 227 return 0; 228 } 229 230 rc->allowed_protos = RC_BIT_RC5; 231 rc->query = dvbsky_rc_query; 232 rc->interval = 300; 233 return 0; 234} 235#else 236 #define dvbsky_get_rc_config NULL 237#endif 238 239static int dvbsky_usb_set_voltage(struct dvb_frontend *fe, 240 enum fe_sec_voltage voltage) 241{ 242 struct dvb_usb_device *d = fe_to_d(fe); 243 struct dvbsky_state *state = d_to_priv(d); 244 u8 value; 245 246 if (voltage == SEC_VOLTAGE_OFF) 247 value = 0; 248 else 249 value = 1; 250 dvbsky_gpio_ctrl(d, 0x80, value); 251 252 return state->fe_set_voltage(fe, voltage); 253} 254 255static int dvbsky_read_mac_addr(struct dvb_usb_adapter *adap, u8 mac[6]) 256{ 257 struct dvb_usb_device *d = adap_to_d(adap); 258 u8 obuf[] = { 0x1e, 0x00 }; 259 u8 ibuf[6] = { 0 }; 260 struct i2c_msg msg[] = { 261 { 262 .addr = 0x51, 263 .flags = 0, 264 .buf = obuf, 265 .len = 2, 266 }, { 267 .addr = 0x51, 268 .flags = I2C_M_RD, 269 .buf = ibuf, 270 .len = 6, 271 } 272 }; 273 274 if (i2c_transfer(&d->i2c_adap, msg, 2) == 2) 275 memcpy(mac, ibuf, 6); 276 277 return 0; 278} 279 280static int dvbsky_usb_read_status(struct dvb_frontend *fe, 281 enum fe_status *status) 282{ 283 struct dvb_usb_device *d = fe_to_d(fe); 284 struct dvbsky_state *state = d_to_priv(d); 285 int ret; 286 287 ret = state->fe_read_status(fe, status); 288 289 /* it need resync slave fifo when signal change from unlock to lock.*/ 290 if ((*status & FE_HAS_LOCK) && (!state->last_lock)) 291 dvbsky_stream_ctrl(d, 1); 292 293 state->last_lock = (*status & FE_HAS_LOCK) ? 1 : 0; 294 return ret; 295} 296 297static const struct m88ds3103_config dvbsky_s960_m88ds3103_config = { 298 .i2c_addr = 0x68, 299 .clock = 27000000, 300 .i2c_wr_max = 33, 301 .clock_out = 0, 302 .ts_mode = M88DS3103_TS_CI, 303 .ts_clk = 16000, 304 .ts_clk_pol = 0, 305 .agc = 0x99, 306 .lnb_hv_pol = 1, 307 .lnb_en_pol = 1, 308}; 309 310static int dvbsky_s960_attach(struct dvb_usb_adapter *adap) 311{ 312 struct dvbsky_state *state = adap_to_priv(adap); 313 struct dvb_usb_device *d = adap_to_d(adap); 314 int ret = 0; 315 /* demod I2C adapter */ 316 struct i2c_adapter *i2c_adapter; 317 struct i2c_client *client; 318 struct i2c_board_info info; 319 struct ts2020_config ts2020_config = {}; 320 memset(&info, 0, sizeof(struct i2c_board_info)); 321 322 /* attach demod */ 323 adap->fe[0] = dvb_attach(m88ds3103_attach, 324 &dvbsky_s960_m88ds3103_config, 325 &d->i2c_adap, 326 &i2c_adapter); 327 if (!adap->fe[0]) { 328 dev_err(&d->udev->dev, "dvbsky_s960_attach fail.\n"); 329 ret = -ENODEV; 330 goto fail_attach; 331 } 332 333 /* attach tuner */ 334 ts2020_config.fe = adap->fe[0]; 335 ts2020_config.get_agc_pwm = m88ds3103_get_agc_pwm; 336 strlcpy(info.type, "ts2020", I2C_NAME_SIZE); 337 info.addr = 0x60; 338 info.platform_data = &ts2020_config; 339 request_module("ts2020"); 340 client = i2c_new_device(i2c_adapter, &info); 341 if (client == NULL || client->dev.driver == NULL) { 342 dvb_frontend_detach(adap->fe[0]); 343 ret = -ENODEV; 344 goto fail_attach; 345 } 346 347 if (!try_module_get(client->dev.driver->owner)) { 348 i2c_unregister_device(client); 349 dvb_frontend_detach(adap->fe[0]); 350 ret = -ENODEV; 351 goto fail_attach; 352 } 353 354 /* delegate signal strength measurement to tuner */ 355 adap->fe[0]->ops.read_signal_strength = 356 adap->fe[0]->ops.tuner_ops.get_rf_strength; 357 358 /* hook fe: need to resync the slave fifo when signal locks. */ 359 state->fe_read_status = adap->fe[0]->ops.read_status; 360 adap->fe[0]->ops.read_status = dvbsky_usb_read_status; 361 362 /* hook fe: LNB off/on is control by Cypress usb chip. */ 363 state->fe_set_voltage = adap->fe[0]->ops.set_voltage; 364 adap->fe[0]->ops.set_voltage = dvbsky_usb_set_voltage; 365 366 state->i2c_client_tuner = client; 367 368fail_attach: 369 return ret; 370} 371 372static int dvbsky_usb_ci_set_voltage(struct dvb_frontend *fe, 373 enum fe_sec_voltage voltage) 374{ 375 struct dvb_usb_device *d = fe_to_d(fe); 376 struct dvbsky_state *state = d_to_priv(d); 377 u8 value; 378 379 if (voltage == SEC_VOLTAGE_OFF) 380 value = 0; 381 else 382 value = 1; 383 dvbsky_gpio_ctrl(d, 0x00, value); 384 385 return state->fe_set_voltage(fe, voltage); 386} 387 388static int dvbsky_ci_ctrl(void *priv, u8 read, int addr, 389 u8 data, int *mem) 390{ 391 struct dvb_usb_device *d = priv; 392 int ret = 0; 393 u8 command[4], respond[2], command_size, respond_size; 394 395 command[1] = (u8)((addr >> 8) & 0xff); /*high part of address*/ 396 command[2] = (u8)(addr & 0xff); /*low part of address*/ 397 if (read) { 398 command[0] = 0x71; 399 command_size = 3; 400 respond_size = 2; 401 } else { 402 command[0] = 0x70; 403 command[3] = data; 404 command_size = 4; 405 respond_size = 1; 406 } 407 ret = dvbsky_usb_generic_rw(d, command, command_size, 408 respond, respond_size); 409 if (ret) 410 goto err; 411 if (read) 412 *mem = respond[1]; 413 return ret; 414err: 415 dev_err(&d->udev->dev, "ci control failed=%d\n", ret); 416 return ret; 417} 418 419static const struct m88ds3103_config dvbsky_s960c_m88ds3103_config = { 420 .i2c_addr = 0x68, 421 .clock = 27000000, 422 .i2c_wr_max = 33, 423 .clock_out = 0, 424 .ts_mode = M88DS3103_TS_CI, 425 .ts_clk = 10000, 426 .ts_clk_pol = 1, 427 .agc = 0x99, 428 .lnb_hv_pol = 0, 429 .lnb_en_pol = 1, 430}; 431 432static int dvbsky_s960c_attach(struct dvb_usb_adapter *adap) 433{ 434 struct dvbsky_state *state = adap_to_priv(adap); 435 struct dvb_usb_device *d = adap_to_d(adap); 436 int ret = 0; 437 /* demod I2C adapter */ 438 struct i2c_adapter *i2c_adapter; 439 struct i2c_client *client_tuner, *client_ci; 440 struct i2c_board_info info; 441 struct sp2_config sp2_config; 442 struct ts2020_config ts2020_config = {}; 443 memset(&info, 0, sizeof(struct i2c_board_info)); 444 445 /* attach demod */ 446 adap->fe[0] = dvb_attach(m88ds3103_attach, 447 &dvbsky_s960c_m88ds3103_config, 448 &d->i2c_adap, 449 &i2c_adapter); 450 if (!adap->fe[0]) { 451 dev_err(&d->udev->dev, "dvbsky_s960ci_attach fail.\n"); 452 ret = -ENODEV; 453 goto fail_attach; 454 } 455 456 /* attach tuner */ 457 ts2020_config.fe = adap->fe[0]; 458 ts2020_config.get_agc_pwm = m88ds3103_get_agc_pwm; 459 strlcpy(info.type, "ts2020", I2C_NAME_SIZE); 460 info.addr = 0x60; 461 info.platform_data = &ts2020_config; 462 request_module("ts2020"); 463 client_tuner = i2c_new_device(i2c_adapter, &info); 464 if (client_tuner == NULL || client_tuner->dev.driver == NULL) { 465 ret = -ENODEV; 466 goto fail_tuner_device; 467 } 468 469 if (!try_module_get(client_tuner->dev.driver->owner)) { 470 ret = -ENODEV; 471 goto fail_tuner_module; 472 } 473 474 /* attach ci controller */ 475 memset(&sp2_config, 0, sizeof(sp2_config)); 476 sp2_config.dvb_adap = &adap->dvb_adap; 477 sp2_config.priv = d; 478 sp2_config.ci_control = dvbsky_ci_ctrl; 479 memset(&info, 0, sizeof(struct i2c_board_info)); 480 strlcpy(info.type, "sp2", I2C_NAME_SIZE); 481 info.addr = 0x40; 482 info.platform_data = &sp2_config; 483 request_module("sp2"); 484 client_ci = i2c_new_device(&d->i2c_adap, &info); 485 if (client_ci == NULL || client_ci->dev.driver == NULL) { 486 ret = -ENODEV; 487 goto fail_ci_device; 488 } 489 490 if (!try_module_get(client_ci->dev.driver->owner)) { 491 ret = -ENODEV; 492 goto fail_ci_module; 493 } 494 495 /* delegate signal strength measurement to tuner */ 496 adap->fe[0]->ops.read_signal_strength = 497 adap->fe[0]->ops.tuner_ops.get_rf_strength; 498 499 /* hook fe: need to resync the slave fifo when signal locks. */ 500 state->fe_read_status = adap->fe[0]->ops.read_status; 501 adap->fe[0]->ops.read_status = dvbsky_usb_read_status; 502 503 /* hook fe: LNB off/on is control by Cypress usb chip. */ 504 state->fe_set_voltage = adap->fe[0]->ops.set_voltage; 505 adap->fe[0]->ops.set_voltage = dvbsky_usb_ci_set_voltage; 506 507 state->i2c_client_tuner = client_tuner; 508 state->i2c_client_ci = client_ci; 509 return ret; 510fail_ci_module: 511 i2c_unregister_device(client_ci); 512fail_ci_device: 513 module_put(client_tuner->dev.driver->owner); 514fail_tuner_module: 515 i2c_unregister_device(client_tuner); 516fail_tuner_device: 517 dvb_frontend_detach(adap->fe[0]); 518fail_attach: 519 return ret; 520} 521 522static int dvbsky_t680c_attach(struct dvb_usb_adapter *adap) 523{ 524 struct dvbsky_state *state = adap_to_priv(adap); 525 struct dvb_usb_device *d = adap_to_d(adap); 526 int ret = 0; 527 struct i2c_adapter *i2c_adapter; 528 struct i2c_client *client_demod, *client_tuner, *client_ci; 529 struct i2c_board_info info; 530 struct si2168_config si2168_config; 531 struct si2157_config si2157_config; 532 struct sp2_config sp2_config; 533 534 /* attach demod */ 535 memset(&si2168_config, 0, sizeof(si2168_config)); 536 si2168_config.i2c_adapter = &i2c_adapter; 537 si2168_config.fe = &adap->fe[0]; 538 si2168_config.ts_mode = SI2168_TS_PARALLEL; 539 memset(&info, 0, sizeof(struct i2c_board_info)); 540 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 541 info.addr = 0x64; 542 info.platform_data = &si2168_config; 543 544 request_module(info.type); 545 client_demod = i2c_new_device(&d->i2c_adap, &info); 546 if (client_demod == NULL || 547 client_demod->dev.driver == NULL) 548 goto fail_demod_device; 549 if (!try_module_get(client_demod->dev.driver->owner)) 550 goto fail_demod_module; 551 552 /* attach tuner */ 553 memset(&si2157_config, 0, sizeof(si2157_config)); 554 si2157_config.fe = adap->fe[0]; 555 si2157_config.if_port = 1; 556 memset(&info, 0, sizeof(struct i2c_board_info)); 557 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 558 info.addr = 0x60; 559 info.platform_data = &si2157_config; 560 561 request_module(info.type); 562 client_tuner = i2c_new_device(i2c_adapter, &info); 563 if (client_tuner == NULL || 564 client_tuner->dev.driver == NULL) 565 goto fail_tuner_device; 566 if (!try_module_get(client_tuner->dev.driver->owner)) 567 goto fail_tuner_module; 568 569 /* attach ci controller */ 570 memset(&sp2_config, 0, sizeof(sp2_config)); 571 sp2_config.dvb_adap = &adap->dvb_adap; 572 sp2_config.priv = d; 573 sp2_config.ci_control = dvbsky_ci_ctrl; 574 memset(&info, 0, sizeof(struct i2c_board_info)); 575 strlcpy(info.type, "sp2", I2C_NAME_SIZE); 576 info.addr = 0x40; 577 info.platform_data = &sp2_config; 578 579 request_module(info.type); 580 client_ci = i2c_new_device(&d->i2c_adap, &info); 581 582 if (client_ci == NULL || client_ci->dev.driver == NULL) 583 goto fail_ci_device; 584 585 if (!try_module_get(client_ci->dev.driver->owner)) 586 goto fail_ci_module; 587 588 state->i2c_client_demod = client_demod; 589 state->i2c_client_tuner = client_tuner; 590 state->i2c_client_ci = client_ci; 591 return ret; 592fail_ci_module: 593 i2c_unregister_device(client_ci); 594fail_ci_device: 595 module_put(client_tuner->dev.driver->owner); 596fail_tuner_module: 597 i2c_unregister_device(client_tuner); 598fail_tuner_device: 599 module_put(client_demod->dev.driver->owner); 600fail_demod_module: 601 i2c_unregister_device(client_demod); 602fail_demod_device: 603 ret = -ENODEV; 604 return ret; 605} 606 607static int dvbsky_t330_attach(struct dvb_usb_adapter *adap) 608{ 609 struct dvbsky_state *state = adap_to_priv(adap); 610 struct dvb_usb_device *d = adap_to_d(adap); 611 int ret = 0; 612 struct i2c_adapter *i2c_adapter; 613 struct i2c_client *client_demod, *client_tuner; 614 struct i2c_board_info info; 615 struct si2168_config si2168_config; 616 struct si2157_config si2157_config; 617 618 /* attach demod */ 619 memset(&si2168_config, 0, sizeof(si2168_config)); 620 si2168_config.i2c_adapter = &i2c_adapter; 621 si2168_config.fe = &adap->fe[0]; 622 si2168_config.ts_mode = SI2168_TS_PARALLEL; 623 si2168_config.ts_clock_gapped = true; 624 memset(&info, 0, sizeof(struct i2c_board_info)); 625 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 626 info.addr = 0x64; 627 info.platform_data = &si2168_config; 628 629 request_module(info.type); 630 client_demod = i2c_new_device(&d->i2c_adap, &info); 631 if (client_demod == NULL || 632 client_demod->dev.driver == NULL) 633 goto fail_demod_device; 634 if (!try_module_get(client_demod->dev.driver->owner)) 635 goto fail_demod_module; 636 637 /* attach tuner */ 638 memset(&si2157_config, 0, sizeof(si2157_config)); 639 si2157_config.fe = adap->fe[0]; 640 si2157_config.if_port = 1; 641 memset(&info, 0, sizeof(struct i2c_board_info)); 642 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 643 info.addr = 0x60; 644 info.platform_data = &si2157_config; 645 646 request_module(info.type); 647 client_tuner = i2c_new_device(i2c_adapter, &info); 648 if (client_tuner == NULL || 649 client_tuner->dev.driver == NULL) 650 goto fail_tuner_device; 651 if (!try_module_get(client_tuner->dev.driver->owner)) 652 goto fail_tuner_module; 653 654 state->i2c_client_demod = client_demod; 655 state->i2c_client_tuner = client_tuner; 656 return ret; 657fail_tuner_module: 658 i2c_unregister_device(client_tuner); 659fail_tuner_device: 660 module_put(client_demod->dev.driver->owner); 661fail_demod_module: 662 i2c_unregister_device(client_demod); 663fail_demod_device: 664 ret = -ENODEV; 665 return ret; 666} 667 668static int dvbsky_identify_state(struct dvb_usb_device *d, const char **name) 669{ 670 dvbsky_gpio_ctrl(d, 0x04, 1); 671 msleep(20); 672 dvbsky_gpio_ctrl(d, 0x83, 0); 673 dvbsky_gpio_ctrl(d, 0xc0, 1); 674 msleep(100); 675 dvbsky_gpio_ctrl(d, 0x83, 1); 676 dvbsky_gpio_ctrl(d, 0xc0, 0); 677 msleep(50); 678 679 return WARM; 680} 681 682static int dvbsky_init(struct dvb_usb_device *d) 683{ 684 struct dvbsky_state *state = d_to_priv(d); 685 686 /* use default interface */ 687 /* 688 ret = usb_set_interface(d->udev, 0, 0); 689 if (ret) 690 return ret; 691 */ 692 mutex_init(&state->stream_mutex); 693 694 state->last_lock = 0; 695 696 return 0; 697} 698 699static void dvbsky_exit(struct dvb_usb_device *d) 700{ 701 struct dvbsky_state *state = d_to_priv(d); 702 struct i2c_client *client; 703 704 client = state->i2c_client_tuner; 705 /* remove I2C tuner */ 706 if (client) { 707 module_put(client->dev.driver->owner); 708 i2c_unregister_device(client); 709 } 710 client = state->i2c_client_demod; 711 /* remove I2C demod */ 712 if (client) { 713 module_put(client->dev.driver->owner); 714 i2c_unregister_device(client); 715 } 716 client = state->i2c_client_ci; 717 /* remove I2C ci */ 718 if (client) { 719 module_put(client->dev.driver->owner); 720 i2c_unregister_device(client); 721 } 722} 723 724/* DVB USB Driver stuff */ 725static struct dvb_usb_device_properties dvbsky_s960_props = { 726 .driver_name = KBUILD_MODNAME, 727 .owner = THIS_MODULE, 728 .adapter_nr = adapter_nr, 729 .size_of_priv = sizeof(struct dvbsky_state), 730 731 .generic_bulk_ctrl_endpoint = 0x01, 732 .generic_bulk_ctrl_endpoint_response = 0x81, 733 .generic_bulk_ctrl_delay = DVBSKY_MSG_DELAY, 734 735 .i2c_algo = &dvbsky_i2c_algo, 736 .frontend_attach = dvbsky_s960_attach, 737 .init = dvbsky_init, 738 .get_rc_config = dvbsky_get_rc_config, 739 .streaming_ctrl = dvbsky_streaming_ctrl, 740 .identify_state = dvbsky_identify_state, 741 .exit = dvbsky_exit, 742 .read_mac_address = dvbsky_read_mac_addr, 743 744 .num_adapters = 1, 745 .adapter = { 746 { 747 .stream = DVB_USB_STREAM_BULK(0x82, 8, 4096), 748 } 749 } 750}; 751 752static struct dvb_usb_device_properties dvbsky_s960c_props = { 753 .driver_name = KBUILD_MODNAME, 754 .owner = THIS_MODULE, 755 .adapter_nr = adapter_nr, 756 .size_of_priv = sizeof(struct dvbsky_state), 757 758 .generic_bulk_ctrl_endpoint = 0x01, 759 .generic_bulk_ctrl_endpoint_response = 0x81, 760 .generic_bulk_ctrl_delay = DVBSKY_MSG_DELAY, 761 762 .i2c_algo = &dvbsky_i2c_algo, 763 .frontend_attach = dvbsky_s960c_attach, 764 .init = dvbsky_init, 765 .get_rc_config = dvbsky_get_rc_config, 766 .streaming_ctrl = dvbsky_streaming_ctrl, 767 .identify_state = dvbsky_identify_state, 768 .exit = dvbsky_exit, 769 .read_mac_address = dvbsky_read_mac_addr, 770 771 .num_adapters = 1, 772 .adapter = { 773 { 774 .stream = DVB_USB_STREAM_BULK(0x82, 8, 4096), 775 } 776 } 777}; 778 779static struct dvb_usb_device_properties dvbsky_t680c_props = { 780 .driver_name = KBUILD_MODNAME, 781 .owner = THIS_MODULE, 782 .adapter_nr = adapter_nr, 783 .size_of_priv = sizeof(struct dvbsky_state), 784 785 .generic_bulk_ctrl_endpoint = 0x01, 786 .generic_bulk_ctrl_endpoint_response = 0x81, 787 .generic_bulk_ctrl_delay = DVBSKY_MSG_DELAY, 788 789 .i2c_algo = &dvbsky_i2c_algo, 790 .frontend_attach = dvbsky_t680c_attach, 791 .init = dvbsky_init, 792 .get_rc_config = dvbsky_get_rc_config, 793 .streaming_ctrl = dvbsky_streaming_ctrl, 794 .identify_state = dvbsky_identify_state, 795 .exit = dvbsky_exit, 796 .read_mac_address = dvbsky_read_mac_addr, 797 798 .num_adapters = 1, 799 .adapter = { 800 { 801 .stream = DVB_USB_STREAM_BULK(0x82, 8, 4096), 802 } 803 } 804}; 805 806static struct dvb_usb_device_properties dvbsky_t330_props = { 807 .driver_name = KBUILD_MODNAME, 808 .owner = THIS_MODULE, 809 .adapter_nr = adapter_nr, 810 .size_of_priv = sizeof(struct dvbsky_state), 811 812 .generic_bulk_ctrl_endpoint = 0x01, 813 .generic_bulk_ctrl_endpoint_response = 0x81, 814 .generic_bulk_ctrl_delay = DVBSKY_MSG_DELAY, 815 816 .i2c_algo = &dvbsky_i2c_algo, 817 .frontend_attach = dvbsky_t330_attach, 818 .init = dvbsky_init, 819 .get_rc_config = dvbsky_get_rc_config, 820 .streaming_ctrl = dvbsky_streaming_ctrl, 821 .identify_state = dvbsky_identify_state, 822 .exit = dvbsky_exit, 823 .read_mac_address = dvbsky_read_mac_addr, 824 825 .num_adapters = 1, 826 .adapter = { 827 { 828 .stream = DVB_USB_STREAM_BULK(0x82, 8, 4096), 829 } 830 } 831}; 832 833static const struct usb_device_id dvbsky_id_table[] = { 834 { DVB_USB_DEVICE(0x0572, 0x6831, 835 &dvbsky_s960_props, "DVBSky S960/S860", RC_MAP_DVBSKY) }, 836 { DVB_USB_DEVICE(0x0572, 0x960c, 837 &dvbsky_s960c_props, "DVBSky S960CI", RC_MAP_DVBSKY) }, 838 { DVB_USB_DEVICE(0x0572, 0x680c, 839 &dvbsky_t680c_props, "DVBSky T680CI", RC_MAP_DVBSKY) }, 840 { DVB_USB_DEVICE(0x0572, 0x0320, 841 &dvbsky_t330_props, "DVBSky T330", RC_MAP_DVBSKY) }, 842 { DVB_USB_DEVICE(USB_VID_TECHNOTREND, 843 USB_PID_TECHNOTREND_TVSTICK_CT2_4400, 844 &dvbsky_t330_props, "TechnoTrend TVStick CT2-4400", 845 RC_MAP_TT_1500) }, 846 { DVB_USB_DEVICE(USB_VID_TECHNOTREND, 847 USB_PID_TECHNOTREND_CONNECT_CT2_4650_CI, 848 &dvbsky_t680c_props, "TechnoTrend TT-connect CT2-4650 CI", 849 RC_MAP_TT_1500) }, 850 { DVB_USB_DEVICE(USB_VID_TERRATEC, 851 USB_PID_TERRATEC_H7_3, 852 &dvbsky_t680c_props, "Terratec H7 Rev.4", 853 RC_MAP_TT_1500) }, 854 { } 855}; 856MODULE_DEVICE_TABLE(usb, dvbsky_id_table); 857 858static struct usb_driver dvbsky_usb_driver = { 859 .name = KBUILD_MODNAME, 860 .id_table = dvbsky_id_table, 861 .probe = dvb_usbv2_probe, 862 .disconnect = dvb_usbv2_disconnect, 863 .suspend = dvb_usbv2_suspend, 864 .resume = dvb_usbv2_resume, 865 .reset_resume = dvb_usbv2_reset_resume, 866 .no_dynamic_id = 1, 867 .soft_unbind = 1, 868}; 869 870module_usb_driver(dvbsky_usb_driver); 871 872MODULE_AUTHOR("Max nibble <nibble.max@gmail.com>"); 873MODULE_DESCRIPTION("Driver for DVBSky USB"); 874MODULE_LICENSE("GPL"); 875