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1/*2 * Linux driver for Technisat DVB-S/S2 USB 2.0 device3 *4 * Copyright (C) 2010 Patrick Boettcher,5 * Kernel Labs Inc. PO Box 745, St James, NY 117806 *7 * Development was sponsored by Technisat Digital UK Limited, whose8 * registered office is Witan Gate House 500 - 600 Witan Gate West,9 * Milton Keynes, MK9 1SH10 *11 * This program is free software; you can redistribute it and/or12 * modify it under the terms of the GNU General Public License as13 * published by the Free Software Foundation; either version 2 of the14 * License, or (at your option) any later version.15 *16 *17 * THIS PROGRAM IS PROVIDED "AS IS" AND BOTH THE COPYRIGHT HOLDER AND18 * TECHNISAT DIGITAL UK LTD DISCLAIM ALL WARRANTIES WITH REGARD TO19 * THIS PROGRAM INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY OR20 * FITNESS FOR A PARTICULAR PURPOSE. NEITHER THE COPYRIGHT HOLDER21 * NOR TECHNISAT DIGITAL UK LIMITED SHALL BE LIABLE FOR ANY SPECIAL,22 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER23 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION24 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR25 * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS PROGRAM. See the26 * GNU General Public License for more details.27 */28 29#define DVB_USB_LOG_PREFIX "technisat-usb2"30#include "dvb-usb.h"31 32#include "stv6110x.h"33#include "stv090x.h"34 35/* module parameters */36DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);37 38static int debug;39module_param(debug, int, 0644);40MODULE_PARM_DESC(debug,41 "set debugging level (bit-mask: 1=info,2=eeprom,4=i2c,8=rc)." \42 DVB_USB_DEBUG_STATUS);43 44/* disables all LED control command and45 * also does not start the signal polling thread */46static int disable_led_control;47module_param(disable_led_control, int, 0444);48MODULE_PARM_DESC(disable_led_control,49 "disable LED control of the device (default: 0 - LED control is active).");50 51/* device private data */52struct technisat_usb2_state {53 struct dvb_usb_device *dev;54 struct delayed_work green_led_work;55 u8 power_state;56 57 u16 last_scan_code;58 59 u8 buf[64];60};61 62/* debug print helpers */63#define deb_info(args...) dprintk(debug, 0x01, args)64#define deb_eeprom(args...) dprintk(debug, 0x02, args)65#define deb_i2c(args...) dprintk(debug, 0x04, args)66#define deb_rc(args...) dprintk(debug, 0x08, args)67 68/* vendor requests */69#define SET_IFCLK_TO_EXTERNAL_TSCLK_VENDOR_REQUEST 0xB370#define SET_FRONT_END_RESET_VENDOR_REQUEST 0xB471#define GET_VERSION_INFO_VENDOR_REQUEST 0xB572#define SET_GREEN_LED_VENDOR_REQUEST 0xB673#define SET_RED_LED_VENDOR_REQUEST 0xB774#define GET_IR_DATA_VENDOR_REQUEST 0xB875#define SET_LED_TIMER_DIVIDER_VENDOR_REQUEST 0xB976#define SET_USB_REENUMERATION 0xBA77 78/* i2c-access methods */79#define I2C_SPEED_100KHZ_BIT 0x4080 81#define I2C_STATUS_NAK 782#define I2C_STATUS_OK 883 84static int technisat_usb2_i2c_access(struct usb_device *udev,85 u8 device_addr, u8 *tx, u8 txlen, u8 *rx, u8 rxlen)86{87 u8 *b;88 int ret, actual_length;89 90 b = kmalloc(64, GFP_KERNEL);91 if (!b)92 return -ENOMEM;93 94 deb_i2c("i2c-access: %02x, tx: ", device_addr);95 debug_dump(tx, txlen, deb_i2c);96 deb_i2c(" ");97 98 if (txlen > 62) {99 err("i2c TX buffer can't exceed 62 bytes (dev 0x%02x)",100 device_addr);101 txlen = 62;102 }103 if (rxlen > 62) {104 err("i2c RX buffer can't exceed 62 bytes (dev 0x%02x)",105 device_addr);106 rxlen = 62;107 }108 109 b[0] = I2C_SPEED_100KHZ_BIT;110 b[1] = device_addr << 1;111 112 if (rx != NULL) {113 b[0] |= rxlen;114 b[1] |= 1;115 }116 117 memcpy(&b[2], tx, txlen);118 ret = usb_bulk_msg(udev,119 usb_sndbulkpipe(udev, 0x01),120 b, 2 + txlen,121 NULL, 1000);122 123 if (ret < 0) {124 err("i2c-error: out failed %02x = %d", device_addr, ret);125 goto err;126 }127 128 ret = usb_bulk_msg(udev,129 usb_rcvbulkpipe(udev, 0x01),130 b, 64, &actual_length, 1000);131 if (ret < 0) {132 err("i2c-error: in failed %02x = %d", device_addr, ret);133 goto err;134 }135 136 if (b[0] != I2C_STATUS_OK) {137 err("i2c-error: %02x = %d", device_addr, b[0]);138 /* handle tuner-i2c-nak */139 if (!(b[0] == I2C_STATUS_NAK &&140 device_addr == 0x60141 /* && device_is_technisat_usb2 */))142 goto err;143 }144 145 deb_i2c("status: %d, ", b[0]);146 147 if (rx != NULL) {148 memcpy(rx, &b[2], rxlen);149 150 deb_i2c("rx (%d): ", rxlen);151 debug_dump(rx, rxlen, deb_i2c);152 }153 154 deb_i2c("\n");155 156err:157 kfree(b);158 return ret;159}160 161static int technisat_usb2_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msg,162 int num)163{164 int ret = 0, i;165 struct dvb_usb_device *d = i2c_get_adapdata(adap);166 167 /* Ensure nobody else hits the i2c bus while we're sending our168 sequence of messages, (such as the remote control thread) */169 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)170 return -EAGAIN;171 172 for (i = 0; i < num; i++) {173 if (i+1 < num && msg[i+1].flags & I2C_M_RD) {174 ret = technisat_usb2_i2c_access(d->udev, msg[i+1].addr,175 msg[i].buf, msg[i].len,176 msg[i+1].buf, msg[i+1].len);177 if (ret != 0)178 break;179 i++;180 } else {181 ret = technisat_usb2_i2c_access(d->udev, msg[i].addr,182 msg[i].buf, msg[i].len,183 NULL, 0);184 if (ret != 0)185 break;186 }187 }188 189 if (ret == 0)190 ret = i;191 192 mutex_unlock(&d->i2c_mutex);193 194 return ret;195}196 197static u32 technisat_usb2_i2c_func(struct i2c_adapter *adapter)198{199 return I2C_FUNC_I2C;200}201 202static struct i2c_algorithm technisat_usb2_i2c_algo = {203 .master_xfer = technisat_usb2_i2c_xfer,204 .functionality = technisat_usb2_i2c_func,205};206 207#if 0208static void technisat_usb2_frontend_reset(struct usb_device *udev)209{210 usb_control_msg(udev, usb_sndctrlpipe(udev, 0),211 SET_FRONT_END_RESET_VENDOR_REQUEST,212 USB_TYPE_VENDOR | USB_DIR_OUT,213 10, 0,214 NULL, 0, 500);215}216#endif217 218/* LED control */219enum technisat_usb2_led_state {220 TECH_LED_OFF,221 TECH_LED_BLINK,222 TECH_LED_ON,223 TECH_LED_UNDEFINED224};225 226static int technisat_usb2_set_led(struct dvb_usb_device *d, int red,227 enum technisat_usb2_led_state st)228{229 struct technisat_usb2_state *state = d->priv;230 u8 *led = state->buf;231 int ret;232 233 led[0] = red ? SET_RED_LED_VENDOR_REQUEST : SET_GREEN_LED_VENDOR_REQUEST;234 235 if (disable_led_control && st != TECH_LED_OFF)236 return 0;237 238 switch (st) {239 case TECH_LED_ON:240 led[1] = 0x82;241 break;242 case TECH_LED_BLINK:243 led[1] = 0x82;244 if (red) {245 led[2] = 0x02;246 led[3] = 10;247 led[4] = 10;248 } else {249 led[2] = 0xff;250 led[3] = 50;251 led[4] = 50;252 }253 led[5] = 1;254 break;255 256 default:257 case TECH_LED_OFF:258 led[1] = 0x80;259 break;260 }261 262 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)263 return -EAGAIN;264 265 ret = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev, 0),266 red ? SET_RED_LED_VENDOR_REQUEST : SET_GREEN_LED_VENDOR_REQUEST,267 USB_TYPE_VENDOR | USB_DIR_OUT,268 0, 0,269 led, 8, 500);270 271 mutex_unlock(&d->i2c_mutex);272 return ret;273}274 275static int technisat_usb2_set_led_timer(struct dvb_usb_device *d, u8 red, u8 green)276{277 struct technisat_usb2_state *state = d->priv;278 u8 *b = state->buf;279 int ret;280 281 b[0] = 0;282 283 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)284 return -EAGAIN;285 286 ret = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev, 0),287 SET_LED_TIMER_DIVIDER_VENDOR_REQUEST,288 USB_TYPE_VENDOR | USB_DIR_OUT,289 (red << 8) | green, 0,290 b, 1, 500);291 292 mutex_unlock(&d->i2c_mutex);293 294 return ret;295}296 297static void technisat_usb2_green_led_control(struct work_struct *work)298{299 struct technisat_usb2_state *state =300 container_of(work, struct technisat_usb2_state, green_led_work.work);301 struct dvb_frontend *fe = state->dev->adapter[0].fe_adap[0].fe;302 303 if (state->power_state == 0)304 goto schedule;305 306 if (fe != NULL) {307 enum fe_status status;308 309 if (fe->ops.read_status(fe, &status) != 0)310 goto schedule;311 312 if (status & FE_HAS_LOCK) {313 u32 ber;314 315 if (fe->ops.read_ber(fe, &ber) != 0)316 goto schedule;317 318 if (ber > 1000)319 technisat_usb2_set_led(state->dev, 0, TECH_LED_BLINK);320 else321 technisat_usb2_set_led(state->dev, 0, TECH_LED_ON);322 } else323 technisat_usb2_set_led(state->dev, 0, TECH_LED_OFF);324 }325 326schedule:327 schedule_delayed_work(&state->green_led_work,328 msecs_to_jiffies(500));329}330 331/* method to find out whether the firmware has to be downloaded or not */332static int technisat_usb2_identify_state(struct usb_device *udev,333 const struct dvb_usb_device_properties *props,334 const struct dvb_usb_device_description **desc, int *cold)335{336 int ret;337 u8 *version;338 339 version = kmalloc(3, GFP_KERNEL);340 if (!version)341 return -ENOMEM;342 343 /* first select the interface */344 if (usb_set_interface(udev, 0, 1) != 0)345 err("could not set alternate setting to 0");346 else347 info("set alternate setting");348 349 *cold = 0; /* by default do not download a firmware - just in case something is wrong */350 351 ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),352 GET_VERSION_INFO_VENDOR_REQUEST,353 USB_TYPE_VENDOR | USB_DIR_IN,354 0, 0,355 version, 3, 500);356 357 if (ret < 0)358 *cold = 1;359 else {360 info("firmware version: %d.%d", version[1], version[2]);361 *cold = 0;362 }363 364 kfree(version);365 366 return 0;367}368 369/* power control */370static int technisat_usb2_power_ctrl(struct dvb_usb_device *d, int level)371{372 struct technisat_usb2_state *state = d->priv;373 374 state->power_state = level;375 376 if (disable_led_control)377 return 0;378 379 /* green led is turned off in any case - will be turned on when tuning */380 technisat_usb2_set_led(d, 0, TECH_LED_OFF);381 /* red led is turned on all the time */382 technisat_usb2_set_led(d, 1, TECH_LED_ON);383 return 0;384}385 386/* mac address reading - from the eeprom */387#if 0388static void technisat_usb2_eeprom_dump(struct dvb_usb_device *d)389{390 u8 reg;391 u8 b[16];392 int i, j;393 394 /* full EEPROM dump */395 for (j = 0; j < 256 * 4; j += 16) {396 reg = j;397 if (technisat_usb2_i2c_access(d->udev, 0x50 + j / 256, ®, 1, b, 16) != 0)398 break;399 400 deb_eeprom("EEPROM: %01x%02x: ", j / 256, reg);401 for (i = 0; i < 16; i++)402 deb_eeprom("%02x ", b[i]);403 deb_eeprom("\n");404 }405}406#endif407 408static u8 technisat_usb2_calc_lrc(const u8 *b, u16 length)409{410 u8 lrc = 0;411 while (--length)412 lrc ^= *b++;413 return lrc;414}415 416static int technisat_usb2_eeprom_lrc_read(struct dvb_usb_device *d,417 u16 offset, u8 *b, u16 length, u8 tries)418{419 u8 bo = offset & 0xff;420 struct i2c_msg msg[] = {421 {422 .addr = 0x50 | ((offset >> 8) & 0x3),423 .buf = &bo,424 .len = 1425 }, {426 .addr = 0x50 | ((offset >> 8) & 0x3),427 .flags = I2C_M_RD,428 .buf = b,429 .len = length430 }431 };432 433 while (tries--) {434 int status;435 436 if (i2c_transfer(&d->i2c_adap, msg, 2) != 2)437 break;438 439 status =440 technisat_usb2_calc_lrc(b, length - 1) == b[length - 1];441 442 if (status)443 return 0;444 }445 446 return -EREMOTEIO;447}448 449#define EEPROM_MAC_START 0x3f8450#define EEPROM_MAC_TOTAL 8451static int technisat_usb2_read_mac_address(struct dvb_usb_device *d,452 u8 mac[])453{454 u8 buf[EEPROM_MAC_TOTAL];455 456 if (technisat_usb2_eeprom_lrc_read(d, EEPROM_MAC_START,457 buf, EEPROM_MAC_TOTAL, 4) != 0)458 return -ENODEV;459 460 memcpy(mac, buf, 6);461 return 0;462}463 464static struct stv090x_config technisat_usb2_stv090x_config;465 466/* frontend attach */467static int technisat_usb2_set_voltage(struct dvb_frontend *fe,468 enum fe_sec_voltage voltage)469{470 int i;471 u8 gpio[3] = { 0 }; /* 0 = 2, 1 = 3, 2 = 4 */472 473 gpio[2] = 1; /* high - voltage ? */474 475 switch (voltage) {476 case SEC_VOLTAGE_13:477 gpio[0] = 1;478 break;479 case SEC_VOLTAGE_18:480 gpio[0] = 1;481 gpio[1] = 1;482 break;483 default:484 case SEC_VOLTAGE_OFF:485 break;486 }487 488 for (i = 0; i < 3; i++)489 if (technisat_usb2_stv090x_config.set_gpio(fe, i+2, 0,490 gpio[i], 0) != 0)491 return -EREMOTEIO;492 return 0;493}494 495static struct stv090x_config technisat_usb2_stv090x_config = {496 .device = STV0903,497 .demod_mode = STV090x_SINGLE,498 .clk_mode = STV090x_CLK_EXT,499 500 .xtal = 8000000,501 .address = 0x68,502 503 .ts1_mode = STV090x_TSMODE_DVBCI,504 .ts1_clk = 13400000,505 .ts1_tei = 1,506 507 .repeater_level = STV090x_RPTLEVEL_64,508 509 .tuner_bbgain = 6,510};511 512static struct stv6110x_config technisat_usb2_stv6110x_config = {513 .addr = 0x60,514 .refclk = 16000000,515 .clk_div = 2,516};517 518static int technisat_usb2_frontend_attach(struct dvb_usb_adapter *a)519{520 struct usb_device *udev = a->dev->udev;521 int ret;522 523 a->fe_adap[0].fe = dvb_attach(stv090x_attach, &technisat_usb2_stv090x_config,524 &a->dev->i2c_adap, STV090x_DEMODULATOR_0);525 526 if (a->fe_adap[0].fe) {527 const struct stv6110x_devctl *ctl;528 529 ctl = dvb_attach(stv6110x_attach,530 a->fe_adap[0].fe,531 &technisat_usb2_stv6110x_config,532 &a->dev->i2c_adap);533 534 if (ctl) {535 technisat_usb2_stv090x_config.tuner_init = ctl->tuner_init;536 technisat_usb2_stv090x_config.tuner_sleep = ctl->tuner_sleep;537 technisat_usb2_stv090x_config.tuner_set_mode = ctl->tuner_set_mode;538 technisat_usb2_stv090x_config.tuner_set_frequency = ctl->tuner_set_frequency;539 technisat_usb2_stv090x_config.tuner_get_frequency = ctl->tuner_get_frequency;540 technisat_usb2_stv090x_config.tuner_set_bandwidth = ctl->tuner_set_bandwidth;541 technisat_usb2_stv090x_config.tuner_get_bandwidth = ctl->tuner_get_bandwidth;542 technisat_usb2_stv090x_config.tuner_set_bbgain = ctl->tuner_set_bbgain;543 technisat_usb2_stv090x_config.tuner_get_bbgain = ctl->tuner_get_bbgain;544 technisat_usb2_stv090x_config.tuner_set_refclk = ctl->tuner_set_refclk;545 technisat_usb2_stv090x_config.tuner_get_status = ctl->tuner_get_status;546 547 /* call the init function once to initialize548 tuner's clock output divider and demod's549 master clock */550 if (a->fe_adap[0].fe->ops.init)551 a->fe_adap[0].fe->ops.init(a->fe_adap[0].fe);552 553 if (mutex_lock_interruptible(&a->dev->i2c_mutex) < 0)554 return -EAGAIN;555 556 ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),557 SET_IFCLK_TO_EXTERNAL_TSCLK_VENDOR_REQUEST,558 USB_TYPE_VENDOR | USB_DIR_OUT,559 0, 0,560 NULL, 0, 500);561 mutex_unlock(&a->dev->i2c_mutex);562 563 if (ret != 0)564 err("could not set IF_CLK to external");565 566 a->fe_adap[0].fe->ops.set_voltage = technisat_usb2_set_voltage;567 568 /* if everything was successful assign a nice name to the frontend */569 strscpy(a->fe_adap[0].fe->ops.info.name,570 a->dev->desc->name,571 sizeof(a->fe_adap[0].fe->ops.info.name));572 } else {573 dvb_frontend_detach(a->fe_adap[0].fe);574 a->fe_adap[0].fe = NULL;575 }576 }577 578 technisat_usb2_set_led_timer(a->dev, 1, 1);579 580 return a->fe_adap[0].fe == NULL ? -ENODEV : 0;581}582 583/* Remote control */584 585/* the device is giving providing raw IR-signals to the host mapping586 * it only to one remote control is just the default implementation587 */588#define NOMINAL_IR_BIT_TRANSITION_TIME_US 889589#define NOMINAL_IR_BIT_TIME_US (2 * NOMINAL_IR_BIT_TRANSITION_TIME_US)590 591#define FIRMWARE_CLOCK_TICK 83333592#define FIRMWARE_CLOCK_DIVISOR 256593 594#define IR_PERCENT_TOLERANCE 15595 596#define NOMINAL_IR_BIT_TRANSITION_TICKS ((NOMINAL_IR_BIT_TRANSITION_TIME_US * 1000 * 1000) / FIRMWARE_CLOCK_TICK)597#define NOMINAL_IR_BIT_TRANSITION_TICK_COUNT (NOMINAL_IR_BIT_TRANSITION_TICKS / FIRMWARE_CLOCK_DIVISOR)598 599#define NOMINAL_IR_BIT_TIME_TICKS ((NOMINAL_IR_BIT_TIME_US * 1000 * 1000) / FIRMWARE_CLOCK_TICK)600#define NOMINAL_IR_BIT_TIME_TICK_COUNT (NOMINAL_IR_BIT_TIME_TICKS / FIRMWARE_CLOCK_DIVISOR)601 602#define MINIMUM_IR_BIT_TRANSITION_TICK_COUNT (NOMINAL_IR_BIT_TRANSITION_TICK_COUNT - ((NOMINAL_IR_BIT_TRANSITION_TICK_COUNT * IR_PERCENT_TOLERANCE) / 100))603#define MAXIMUM_IR_BIT_TRANSITION_TICK_COUNT (NOMINAL_IR_BIT_TRANSITION_TICK_COUNT + ((NOMINAL_IR_BIT_TRANSITION_TICK_COUNT * IR_PERCENT_TOLERANCE) / 100))604 605#define MINIMUM_IR_BIT_TIME_TICK_COUNT (NOMINAL_IR_BIT_TIME_TICK_COUNT - ((NOMINAL_IR_BIT_TIME_TICK_COUNT * IR_PERCENT_TOLERANCE) / 100))606#define MAXIMUM_IR_BIT_TIME_TICK_COUNT (NOMINAL_IR_BIT_TIME_TICK_COUNT + ((NOMINAL_IR_BIT_TIME_TICK_COUNT * IR_PERCENT_TOLERANCE) / 100))607 608static int technisat_usb2_get_ir(struct dvb_usb_device *d)609{610 struct technisat_usb2_state *state = d->priv;611 struct ir_raw_event ev;612 u8 *buf = state->buf;613 int i, ret;614 615 buf[0] = GET_IR_DATA_VENDOR_REQUEST;616 buf[1] = 0x08;617 buf[2] = 0x8f;618 buf[3] = MINIMUM_IR_BIT_TRANSITION_TICK_COUNT;619 buf[4] = MAXIMUM_IR_BIT_TIME_TICK_COUNT;620 621 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)622 return -EAGAIN;623 ret = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev, 0),624 GET_IR_DATA_VENDOR_REQUEST,625 USB_TYPE_VENDOR | USB_DIR_OUT,626 0, 0,627 buf, 5, 500);628 if (ret < 0)629 goto unlock;630 631 buf[1] = 0;632 buf[2] = 0;633 ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),634 GET_IR_DATA_VENDOR_REQUEST,635 USB_TYPE_VENDOR | USB_DIR_IN,636 0x8080, 0,637 buf, 62, 500);638 639unlock:640 mutex_unlock(&d->i2c_mutex);641 642 if (ret < 0)643 return ret;644 645 if (ret == 1)646 return 0; /* no key pressed */647 648 /* decoding */649 650#if 0651 deb_rc("RC: %d ", ret);652 debug_dump(buf + 1, ret, deb_rc);653#endif654 655 ev.pulse = 0;656 for (i = 1; i < ARRAY_SIZE(state->buf); i++) {657 if (buf[i] == 0xff) {658 ev.pulse = 0;659 ev.duration = 889 * 2;660 ir_raw_event_store(d->rc_dev, &ev);661 break;662 }663 664 ev.pulse = !ev.pulse;665 ev.duration = (buf[i] * FIRMWARE_CLOCK_DIVISOR *666 FIRMWARE_CLOCK_TICK) / (1000 * 1000);667 ir_raw_event_store(d->rc_dev, &ev);668 }669 670 ir_raw_event_handle(d->rc_dev);671 672 return 1;673}674 675static int technisat_usb2_rc_query(struct dvb_usb_device *d)676{677 int ret = technisat_usb2_get_ir(d);678 679 if (ret < 0)680 return ret;681 682 if (ret == 0)683 return 0;684 685 if (!disable_led_control)686 technisat_usb2_set_led(d, 1, TECH_LED_BLINK);687 688 return 0;689}690 691/* DVB-USB and USB stuff follows */692enum {693 TECHNISAT_USB2_DVB_S2,694};695 696static struct usb_device_id technisat_usb2_id_table[] = {697 DVB_USB_DEV(TECHNISAT, TECHNISAT_USB2_DVB_S2),698 { }699};700 701MODULE_DEVICE_TABLE(usb, technisat_usb2_id_table);702 703/* device description */704static struct dvb_usb_device_properties technisat_usb2_devices = {705 .caps = DVB_USB_IS_AN_I2C_ADAPTER,706 707 .usb_ctrl = CYPRESS_FX2,708 709 .identify_state = technisat_usb2_identify_state,710 .firmware = "dvb-usb-SkyStar_USB_HD_FW_v17_63.HEX.fw",711 712 .size_of_priv = sizeof(struct technisat_usb2_state),713 714 .i2c_algo = &technisat_usb2_i2c_algo,715 716 .power_ctrl = technisat_usb2_power_ctrl,717 .read_mac_address = technisat_usb2_read_mac_address,718 719 .num_adapters = 1,720 .adapter = {721 {722 .num_frontends = 1,723 .fe = {{724 .frontend_attach = technisat_usb2_frontend_attach,725 726 .stream = {727 .type = USB_ISOC,728 .count = 4,729 .endpoint = 0x2,730 .u = {731 .isoc = {732 .framesperurb = 32,733 .framesize = 2048,734 .interval = 1,735 }736 }737 },738 }},739 .size_of_priv = 0,740 },741 },742 743 .num_device_descs = 1,744 .devices = {745 { "Technisat SkyStar USB HD (DVB-S/S2)",746 { &technisat_usb2_id_table[TECHNISAT_USB2_DVB_S2], NULL },747 { NULL },748 },749 },750 751 .rc.core = {752 .rc_interval = 100,753 .rc_codes = RC_MAP_TECHNISAT_USB2,754 .module_name = "technisat-usb2",755 .rc_query = technisat_usb2_rc_query,756 .allowed_protos = RC_PROTO_BIT_ALL_IR_DECODER,757 .driver_type = RC_DRIVER_IR_RAW,758 }759};760 761static int technisat_usb2_probe(struct usb_interface *intf,762 const struct usb_device_id *id)763{764 struct dvb_usb_device *dev;765 766 if (dvb_usb_device_init(intf, &technisat_usb2_devices, THIS_MODULE,767 &dev, adapter_nr) != 0)768 return -ENODEV;769 770 if (dev) {771 struct technisat_usb2_state *state = dev->priv;772 state->dev = dev;773 774 if (!disable_led_control) {775 INIT_DELAYED_WORK(&state->green_led_work,776 technisat_usb2_green_led_control);777 schedule_delayed_work(&state->green_led_work,778 msecs_to_jiffies(500));779 }780 }781 782 return 0;783}784 785static void technisat_usb2_disconnect(struct usb_interface *intf)786{787 struct dvb_usb_device *dev = usb_get_intfdata(intf);788 789 /* work and stuff was only created when the device is hot-state */790 if (dev != NULL) {791 struct technisat_usb2_state *state = dev->priv;792 if (state != NULL)793 cancel_delayed_work_sync(&state->green_led_work);794 }795 796 dvb_usb_device_exit(intf);797}798 799static struct usb_driver technisat_usb2_driver = {800 .name = "dvb_usb_technisat_usb2",801 .probe = technisat_usb2_probe,802 .disconnect = technisat_usb2_disconnect,803 .id_table = technisat_usb2_id_table,804};805 806module_usb_driver(technisat_usb2_driver);807 808MODULE_AUTHOR("Patrick Boettcher <pboettcher@kernellabs.com>");809MODULE_DESCRIPTION("Driver for Technisat DVB-S/S2 USB 2.0 device");810MODULE_VERSION("1.0");811MODULE_LICENSE("GPL");812