lmedm04.c 29 KB

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  1. /* DVB USB compliant linux driver for
  2. *
  3. * DM04/QQBOX DVB-S USB BOX LME2510C + SHARP:BS2F7HZ7395
  4. * LME2510C + LG TDQY-P001F
  5. * LME2510C + BS2F7HZ0194
  6. * LME2510 + LG TDQY-P001F
  7. * LME2510 + BS2F7HZ0194
  8. *
  9. * MVB7395 (LME2510C+SHARP:BS2F7HZ7395)
  10. * SHARP:BS2F7HZ7395 = (STV0288+Sharp IX2505V)
  11. *
  12. * MV001F (LME2510+LGTDQY-P001F)
  13. * LG TDQY - P001F =(TDA8263 + TDA10086H)
  14. *
  15. * MVB0001F (LME2510C+LGTDQT-P001F)
  16. *
  17. * MV0194 (LME2510+SHARP:BS2F7HZ0194)
  18. * SHARP:BS2F7HZ0194 = (STV0299+IX2410)
  19. *
  20. * MVB0194 (LME2510C+SHARP0194)
  21. *
  22. * For firmware see Documentation/dvb/lmedm04.txt
  23. *
  24. * I2C addresses:
  25. * 0xd0 - STV0288 - Demodulator
  26. * 0xc0 - Sharp IX2505V - Tuner
  27. * --
  28. * 0x1c - TDA10086 - Demodulator
  29. * 0xc0 - TDA8263 - Tuner
  30. * --
  31. * 0xd0 - STV0299 - Demodulator
  32. * 0xc0 - IX2410 - Tuner
  33. *
  34. *
  35. * VID = 3344 PID LME2510=1122 LME2510C=1120
  36. *
  37. * Copyright (C) 2010 Malcolm Priestley (tvboxspy@gmail.com)
  38. * LME2510(C)(C) Leaguerme (Shenzhen) MicroElectronics Co., Ltd.
  39. *
  40. * This program is free software; you can redistribute it and/or modify
  41. * it under the terms of the GNU General Public License Version 2, as
  42. * published by the Free Software Foundation.
  43. *
  44. * This program is distributed in the hope that it will be useful,
  45. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  46. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  47. * GNU General Public License for more details.
  48. *
  49. * You should have received a copy of the GNU General Public License
  50. * along with this program; if not, write to the Free Software
  51. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  52. *
  53. *
  54. * see Documentation/dvb/README.dvb-usb for more information
  55. *
  56. * Known Issues :
  57. * LME2510: Non Intel USB chipsets fail to maintain High Speed on
  58. * Boot or Hot Plug.
  59. *
  60. * QQbox suffers from noise on LNB voltage.
  61. *
  62. * LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system
  63. * with other tuners. After a cold reset streaming will not start.
  64. *
  65. */
  66. #define DVB_USB_LOG_PREFIX "LME2510(C)"
  67. #include <linux/usb.h>
  68. #include <linux/usb/input.h>
  69. #include <media/rc-core.h>
  70. #include "dvb-usb.h"
  71. #include "lmedm04.h"
  72. #include "tda826x.h"
  73. #include "tda10086.h"
  74. #include "stv0288.h"
  75. #include "ix2505v.h"
  76. #include "stv0299.h"
  77. #include "dvb-pll.h"
  78. #include "z0194a.h"
  79. /* debug */
  80. static int dvb_usb_lme2510_debug;
  81. #define l_dprintk(var, level, args...) do { \
  82. if ((var >= level)) \
  83. printk(KERN_DEBUG DVB_USB_LOG_PREFIX ": " args); \
  84. } while (0)
  85. #define deb_info(level, args...) l_dprintk(dvb_usb_lme2510_debug, level, args)
  86. #define debug_data_snipet(level, name, p) \
  87. deb_info(level, name" (%02x%02x%02x%02x%02x%02x%02x%02x)", \
  88. *p, *(p+1), *(p+2), *(p+3), *(p+4), \
  89. *(p+5), *(p+6), *(p+7));
  90. module_param_named(debug, dvb_usb_lme2510_debug, int, 0644);
  91. MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."
  92. DVB_USB_DEBUG_STATUS);
  93. static int dvb_usb_lme2510_firmware;
  94. module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
  95. MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
  96. static int pid_filter;
  97. module_param_named(pid, pid_filter, int, 0644);
  98. MODULE_PARM_DESC(pid, "set default 0=on 1=off");
  99. DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  100. #define TUNER_DEFAULT 0x0
  101. #define TUNER_LG 0x1
  102. #define TUNER_S7395 0x2
  103. #define TUNER_S0194 0x3
  104. struct lme2510_state {
  105. u8 id;
  106. u8 tuner_config;
  107. u8 signal_lock;
  108. u8 signal_level;
  109. u8 signal_sn;
  110. u8 time_key;
  111. u8 i2c_talk_onoff;
  112. u8 i2c_gate;
  113. u8 i2c_tuner_gate_w;
  114. u8 i2c_tuner_gate_r;
  115. u8 i2c_tuner_addr;
  116. u8 stream_on;
  117. void *buffer;
  118. struct urb *lme_urb;
  119. void *usb_buffer;
  120. };
  121. static int lme2510_bulk_write(struct usb_device *dev,
  122. u8 *snd, int len, u8 pipe)
  123. {
  124. int ret, actual_l;
  125. ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
  126. snd, len , &actual_l, 100);
  127. return ret;
  128. }
  129. static int lme2510_bulk_read(struct usb_device *dev,
  130. u8 *rev, int len, u8 pipe)
  131. {
  132. int ret, actual_l;
  133. ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
  134. rev, len , &actual_l, 200);
  135. return ret;
  136. }
  137. static int lme2510_usb_talk(struct dvb_usb_device *d,
  138. u8 *wbuf, int wlen, u8 *rbuf, int rlen)
  139. {
  140. struct lme2510_state *st = d->priv;
  141. u8 *buff;
  142. int ret = 0;
  143. if (st->usb_buffer == NULL) {
  144. st->usb_buffer = kmalloc(512, GFP_KERNEL);
  145. if (st->usb_buffer == NULL) {
  146. info("MEM Error no memory");
  147. return -ENOMEM;
  148. }
  149. }
  150. buff = st->usb_buffer;
  151. /* the read/write capped at 512 */
  152. memcpy(buff, wbuf, (wlen > 512) ? 512 : wlen);
  153. ret = mutex_lock_interruptible(&d->usb_mutex);
  154. if (ret < 0)
  155. return -EAGAIN;
  156. ret |= usb_clear_halt(d->udev, usb_sndbulkpipe(d->udev, 0x01));
  157. ret |= lme2510_bulk_write(d->udev, buff, wlen , 0x01);
  158. msleep(10);
  159. ret |= usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x01));
  160. ret |= lme2510_bulk_read(d->udev, buff, (rlen > 512) ?
  161. 512 : rlen , 0x01);
  162. if (rlen > 0)
  163. memcpy(rbuf, buff, rlen);
  164. mutex_unlock(&d->usb_mutex);
  165. return (ret < 0) ? -ENODEV : 0;
  166. }
  167. static int lme2510_stream_restart(struct dvb_usb_device *d)
  168. {
  169. static u8 stream_on[] = LME_ST_ON_W;
  170. int ret;
  171. u8 rbuff[10];
  172. /*Restart Stream Command*/
  173. ret = lme2510_usb_talk(d, stream_on, sizeof(stream_on),
  174. rbuff, sizeof(rbuff));
  175. return ret;
  176. }
  177. static int lme2510_remote_keypress(struct dvb_usb_adapter *adap, u32 keypress)
  178. {
  179. struct dvb_usb_device *d = adap->dev;
  180. deb_info(1, "INT Key Keypress =%04x", keypress);
  181. if (keypress > 0)
  182. rc_keydown(d->rc_dev, keypress, 0);
  183. return 0;
  184. }
  185. static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out)
  186. {
  187. struct lme2510_state *st = d->priv;
  188. static u8 pid_buff[] = LME_ZERO_PID;
  189. static u8 rbuf[1];
  190. u8 pid_no = index * 2;
  191. int ret = 0;
  192. deb_info(1, "PID Setting Pid %04x", pid_out);
  193. pid_buff[2] = pid_no;
  194. pid_buff[3] = (u8)pid_out & 0xff;
  195. pid_buff[4] = pid_no + 1;
  196. pid_buff[5] = (u8)(pid_out >> 8);
  197. /* wait for i2c mutex */
  198. ret = mutex_lock_interruptible(&d->i2c_mutex);
  199. if (ret < 0) {
  200. ret = -EAGAIN;
  201. return ret;
  202. }
  203. ret |= lme2510_usb_talk(d, pid_buff ,
  204. sizeof(pid_buff) , rbuf, sizeof(rbuf));
  205. if (st->stream_on & 1)
  206. ret |= lme2510_stream_restart(d);
  207. mutex_unlock(&d->i2c_mutex);
  208. return ret;
  209. }
  210. static void lme2510_int_response(struct urb *lme_urb)
  211. {
  212. struct dvb_usb_adapter *adap = lme_urb->context;
  213. struct lme2510_state *st = adap->dev->priv;
  214. static u8 *ibuf, *rbuf;
  215. int i = 0, offset;
  216. switch (lme_urb->status) {
  217. case 0:
  218. case -ETIMEDOUT:
  219. break;
  220. case -ECONNRESET:
  221. case -ENOENT:
  222. case -ESHUTDOWN:
  223. return;
  224. default:
  225. info("Error %x", lme_urb->status);
  226. break;
  227. }
  228. rbuf = (u8 *) lme_urb->transfer_buffer;
  229. offset = ((lme_urb->actual_length/8) > 4)
  230. ? 4 : (lme_urb->actual_length/8) ;
  231. for (i = 0; i < offset; ++i) {
  232. ibuf = (u8 *)&rbuf[i*8];
  233. deb_info(5, "INT O/S C =%02x C/O=%02x Type =%02x%02x",
  234. offset, i, ibuf[0], ibuf[1]);
  235. switch (ibuf[0]) {
  236. case 0xaa:
  237. debug_data_snipet(1, "INT Remote data snipet in", ibuf);
  238. lme2510_remote_keypress(adap,
  239. (u32)(ibuf[2] << 24) + (ibuf[3] << 16) +
  240. (ibuf[4] << 8) + ibuf[5]);
  241. break;
  242. case 0xbb:
  243. switch (st->tuner_config) {
  244. case TUNER_LG:
  245. if (ibuf[2] > 0)
  246. st->signal_lock = ibuf[2];
  247. st->signal_level = ibuf[4];
  248. st->signal_sn = ibuf[3];
  249. st->time_key = ibuf[7];
  250. break;
  251. case TUNER_S7395:
  252. case TUNER_S0194:
  253. /* Tweak for earlier firmware*/
  254. if (ibuf[1] == 0x03) {
  255. if (ibuf[2] > 1)
  256. st->signal_lock = ibuf[2];
  257. st->signal_level = ibuf[3];
  258. st->signal_sn = ibuf[4];
  259. } else {
  260. st->signal_level = ibuf[4];
  261. st->signal_sn = ibuf[5];
  262. st->signal_lock =
  263. (st->signal_lock & 0xf7) +
  264. ((ibuf[2] & 0x01) << 0x03);
  265. }
  266. break;
  267. default:
  268. break;
  269. }
  270. debug_data_snipet(5, "INT Remote data snipet in", ibuf);
  271. break;
  272. case 0xcc:
  273. debug_data_snipet(1, "INT Control data snipet", ibuf);
  274. break;
  275. default:
  276. debug_data_snipet(1, "INT Unknown data snipet", ibuf);
  277. break;
  278. }
  279. }
  280. usb_submit_urb(lme_urb, GFP_ATOMIC);
  281. }
  282. static int lme2510_int_read(struct dvb_usb_adapter *adap)
  283. {
  284. struct lme2510_state *lme_int = adap->dev->priv;
  285. lme_int->lme_urb = usb_alloc_urb(0, GFP_ATOMIC);
  286. if (lme_int->lme_urb == NULL)
  287. return -ENOMEM;
  288. lme_int->buffer = usb_alloc_coherent(adap->dev->udev, 5000, GFP_ATOMIC,
  289. &lme_int->lme_urb->transfer_dma);
  290. if (lme_int->buffer == NULL)
  291. return -ENOMEM;
  292. usb_fill_int_urb(lme_int->lme_urb,
  293. adap->dev->udev,
  294. usb_rcvintpipe(adap->dev->udev, 0xa),
  295. lme_int->buffer,
  296. 4096,
  297. lme2510_int_response,
  298. adap,
  299. 11);
  300. lme_int->lme_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
  301. usb_submit_urb(lme_int->lme_urb, GFP_ATOMIC);
  302. info("INT Interrupt Service Started");
  303. return 0;
  304. }
  305. static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
  306. {
  307. static u8 clear_pid_reg[] = LME_CLEAR_PID;
  308. static u8 rbuf[1];
  309. int ret = 0;
  310. deb_info(1, "PID Clearing Filter");
  311. ret = mutex_lock_interruptible(&adap->dev->i2c_mutex);
  312. if (!onoff)
  313. ret |= lme2510_usb_talk(adap->dev, clear_pid_reg,
  314. sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
  315. mutex_unlock(&adap->dev->i2c_mutex);
  316. return 0;
  317. }
  318. static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
  319. int onoff)
  320. {
  321. int ret = 0;
  322. deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
  323. pid, index, onoff);
  324. if (onoff)
  325. if (!pid_filter)
  326. ret = lme2510_enable_pid(adap->dev, index, pid);
  327. return ret;
  328. }
  329. static int lme2510_return_status(struct usb_device *dev)
  330. {
  331. int ret = 0;
  332. u8 *data;
  333. data = kzalloc(10, GFP_KERNEL);
  334. if (!data)
  335. return -ENOMEM;
  336. ret |= usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
  337. 0x06, 0x80, 0x0302, 0x00, data, 0x0006, 200);
  338. info("Firmware Status: %x (%x)", ret , data[2]);
  339. ret = (ret < 0) ? -ENODEV : data[2];
  340. kfree(data);
  341. return ret;
  342. }
  343. static int lme2510_msg(struct dvb_usb_device *d,
  344. u8 *wbuf, int wlen, u8 *rbuf, int rlen)
  345. {
  346. int ret = 0;
  347. struct lme2510_state *st = d->priv;
  348. if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
  349. return -EAGAIN;
  350. if (st->i2c_talk_onoff == 1) {
  351. ret = lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
  352. switch (st->tuner_config) {
  353. case TUNER_LG:
  354. if (wbuf[2] == 0x1c) {
  355. if (wbuf[3] == 0x0e) {
  356. st->signal_lock = rbuf[1];
  357. if ((st->stream_on & 1) &&
  358. (st->signal_lock & 0x10)) {
  359. lme2510_stream_restart(d);
  360. st->i2c_talk_onoff = 0;
  361. }
  362. msleep(80);
  363. }
  364. }
  365. break;
  366. case TUNER_S7395:
  367. if (wbuf[2] == 0xd0) {
  368. if (wbuf[3] == 0x24) {
  369. st->signal_lock = rbuf[1];
  370. if ((st->stream_on & 1) &&
  371. (st->signal_lock & 0x8)) {
  372. lme2510_stream_restart(d);
  373. st->i2c_talk_onoff = 0;
  374. }
  375. }
  376. if ((wbuf[3] != 0x6) & (wbuf[3] != 0x5))
  377. msleep(5);
  378. }
  379. break;
  380. case TUNER_S0194:
  381. if (wbuf[2] == 0xd0) {
  382. if (wbuf[3] == 0x1b) {
  383. st->signal_lock = rbuf[1];
  384. if ((st->stream_on & 1) &&
  385. (st->signal_lock & 0x8)) {
  386. lme2510_stream_restart(d);
  387. st->i2c_talk_onoff = 0;
  388. }
  389. }
  390. }
  391. break;
  392. default:
  393. break;
  394. }
  395. } else {
  396. switch (st->tuner_config) {
  397. case TUNER_LG:
  398. switch (wbuf[3]) {
  399. case 0x0e:
  400. rbuf[0] = 0x55;
  401. rbuf[1] = st->signal_lock;
  402. break;
  403. case 0x43:
  404. rbuf[0] = 0x55;
  405. rbuf[1] = st->signal_level;
  406. break;
  407. case 0x1c:
  408. rbuf[0] = 0x55;
  409. rbuf[1] = st->signal_sn;
  410. break;
  411. case 0x15:
  412. case 0x16:
  413. case 0x17:
  414. case 0x18:
  415. rbuf[0] = 0x55;
  416. rbuf[1] = 0x00;
  417. break;
  418. default:
  419. lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
  420. st->i2c_talk_onoff = 1;
  421. break;
  422. }
  423. break;
  424. case TUNER_S7395:
  425. switch (wbuf[3]) {
  426. case 0x10:
  427. rbuf[0] = 0x55;
  428. rbuf[1] = (st->signal_level & 0x80)
  429. ? 0 : (st->signal_level * 2);
  430. break;
  431. case 0x2d:
  432. rbuf[0] = 0x55;
  433. rbuf[1] = st->signal_sn;
  434. break;
  435. case 0x24:
  436. rbuf[0] = 0x55;
  437. rbuf[1] = st->signal_lock;
  438. break;
  439. case 0x2e:
  440. case 0x26:
  441. case 0x27:
  442. rbuf[0] = 0x55;
  443. rbuf[1] = 0x00;
  444. break;
  445. default:
  446. lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
  447. st->i2c_talk_onoff = 1;
  448. break;
  449. }
  450. break;
  451. case TUNER_S0194:
  452. switch (wbuf[3]) {
  453. case 0x18:
  454. rbuf[0] = 0x55;
  455. rbuf[1] = (st->signal_level & 0x80)
  456. ? 0 : (st->signal_level * 2);
  457. break;
  458. case 0x24:
  459. rbuf[0] = 0x55;
  460. rbuf[1] = st->signal_sn;
  461. break;
  462. case 0x1b:
  463. rbuf[0] = 0x55;
  464. rbuf[1] = st->signal_lock;
  465. break;
  466. case 0x19:
  467. case 0x25:
  468. case 0x1e:
  469. case 0x1d:
  470. rbuf[0] = 0x55;
  471. rbuf[1] = 0x00;
  472. break;
  473. default:
  474. lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
  475. st->i2c_talk_onoff = 1;
  476. break;
  477. }
  478. break;
  479. default:
  480. break;
  481. }
  482. deb_info(4, "I2C From Interrupt Message out(%02x) in(%02x)",
  483. wbuf[3], rbuf[1]);
  484. }
  485. mutex_unlock(&d->i2c_mutex);
  486. return ret;
  487. }
  488. static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
  489. int num)
  490. {
  491. struct dvb_usb_device *d = i2c_get_adapdata(adap);
  492. struct lme2510_state *st = d->priv;
  493. static u8 obuf[64], ibuf[512];
  494. int i, read, read_o;
  495. u16 len;
  496. u8 gate = st->i2c_gate;
  497. if (gate == 0)
  498. gate = 5;
  499. if (num > 2)
  500. warn("more than 2 i2c messages"
  501. "at a time is not handled yet. TODO.");
  502. for (i = 0; i < num; i++) {
  503. read_o = 1 & (msg[i].flags & I2C_M_RD);
  504. read = i+1 < num && (msg[i+1].flags & I2C_M_RD);
  505. read |= read_o;
  506. gate = (msg[i].addr == st->i2c_tuner_addr)
  507. ? (read) ? st->i2c_tuner_gate_r
  508. : st->i2c_tuner_gate_w
  509. : st->i2c_gate;
  510. obuf[0] = gate | (read << 7);
  511. if (gate == 5)
  512. obuf[1] = (read) ? 2 : msg[i].len + 1;
  513. else
  514. obuf[1] = msg[i].len + read + 1;
  515. obuf[2] = msg[i].addr;
  516. if (read) {
  517. if (read_o)
  518. len = 3;
  519. else {
  520. memcpy(&obuf[3], msg[i].buf, msg[i].len);
  521. obuf[msg[i].len+3] = msg[i+1].len;
  522. len = msg[i].len+4;
  523. }
  524. } else {
  525. memcpy(&obuf[3], msg[i].buf, msg[i].len);
  526. len = msg[i].len+3;
  527. }
  528. if (lme2510_msg(d, obuf, len, ibuf, 512) < 0) {
  529. deb_info(1, "i2c transfer failed.");
  530. return -EAGAIN;
  531. }
  532. if (read) {
  533. if (read_o)
  534. memcpy(msg[i].buf, &ibuf[1], msg[i].len);
  535. else {
  536. memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
  537. i++;
  538. }
  539. }
  540. }
  541. return i;
  542. }
  543. static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
  544. {
  545. return I2C_FUNC_I2C;
  546. }
  547. static struct i2c_algorithm lme2510_i2c_algo = {
  548. .master_xfer = lme2510_i2c_xfer,
  549. .functionality = lme2510_i2c_func,
  550. };
  551. /* Callbacks for DVB USB */
  552. static int lme2510_identify_state(struct usb_device *udev,
  553. struct dvb_usb_device_properties *props,
  554. struct dvb_usb_device_description **desc,
  555. int *cold)
  556. {
  557. *cold = 0;
  558. return 0;
  559. }
  560. static int lme2510_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
  561. {
  562. struct lme2510_state *st = adap->dev->priv;
  563. static u8 clear_reg_3[] = LME_CLEAR_PID;
  564. static u8 rbuf[1];
  565. int ret = 0, rlen = sizeof(rbuf);
  566. deb_info(1, "STM (%02x)", onoff);
  567. /* Streaming is started by FE_HAS_LOCK */
  568. if (onoff == 1)
  569. st->stream_on = 1;
  570. else {
  571. deb_info(1, "STM Steam Off");
  572. /* mutex is here only to avoid collision with I2C */
  573. ret = mutex_lock_interruptible(&adap->dev->i2c_mutex);
  574. ret |= lme2510_usb_talk(adap->dev, clear_reg_3,
  575. sizeof(clear_reg_3), rbuf, rlen);
  576. st->stream_on = 0;
  577. st->i2c_talk_onoff = 1;
  578. mutex_unlock(&adap->dev->i2c_mutex);
  579. }
  580. return (ret < 0) ? -ENODEV : 0;
  581. }
  582. static int lme2510_int_service(struct dvb_usb_adapter *adap)
  583. {
  584. struct dvb_usb_device *d = adap->dev;
  585. struct rc_dev *rc;
  586. int ret;
  587. info("STA Configuring Remote");
  588. rc = rc_allocate_device();
  589. if (!rc)
  590. return -ENOMEM;
  591. usb_make_path(d->udev, d->rc_phys, sizeof(d->rc_phys));
  592. strlcat(d->rc_phys, "/ir0", sizeof(d->rc_phys));
  593. rc->input_name = "LME2510 Remote Control";
  594. rc->input_phys = d->rc_phys;
  595. rc->map_name = RC_MAP_LME2510;
  596. rc->driver_name = "LME 2510";
  597. usb_to_input_id(d->udev, &rc->input_id);
  598. ret = rc_register_device(rc);
  599. if (ret) {
  600. rc_free_device(rc);
  601. return ret;
  602. }
  603. d->rc_dev = rc;
  604. /* Start the Interrupt */
  605. ret = lme2510_int_read(adap);
  606. if (ret < 0) {
  607. rc_unregister_device(rc);
  608. info("INT Unable to start Interrupt Service");
  609. return -ENODEV;
  610. }
  611. return 0;
  612. }
  613. static u8 check_sum(u8 *p, u8 len)
  614. {
  615. u8 sum = 0;
  616. while (len--)
  617. sum += *p++;
  618. return sum;
  619. }
  620. static int lme2510_download_firmware(struct usb_device *dev,
  621. const struct firmware *fw)
  622. {
  623. int ret = 0;
  624. u8 *data;
  625. u16 j, wlen, len_in, start, end;
  626. u8 packet_size, dlen, i;
  627. u8 *fw_data;
  628. packet_size = 0x31;
  629. len_in = 1;
  630. data = kzalloc(512, GFP_KERNEL);
  631. if (!data) {
  632. info("FRM Could not start Firmware Download (Buffer allocation failed)");
  633. return -ENOMEM;
  634. }
  635. info("FRM Starting Firmware Download");
  636. for (i = 1; i < 3; i++) {
  637. start = (i == 1) ? 0 : 512;
  638. end = (i == 1) ? 512 : fw->size;
  639. for (j = start; j < end; j += (packet_size+1)) {
  640. fw_data = (u8 *)(fw->data + j);
  641. if ((end - j) > packet_size) {
  642. data[0] = i;
  643. dlen = packet_size;
  644. } else {
  645. data[0] = i | 0x80;
  646. dlen = (u8)(end - j)-1;
  647. }
  648. data[1] = dlen;
  649. memcpy(&data[2], fw_data, dlen+1);
  650. wlen = (u8) dlen + 4;
  651. data[wlen-1] = check_sum(fw_data, dlen+1);
  652. deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
  653. data[dlen+2], data[dlen+3]);
  654. ret |= lme2510_bulk_write(dev, data, wlen, 1);
  655. ret |= lme2510_bulk_read(dev, data, len_in , 1);
  656. ret |= (data[0] == 0x88) ? 0 : -1;
  657. }
  658. }
  659. usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
  660. 0x06, 0x80, 0x0200, 0x00, data, 0x0109, 1000);
  661. data[0] = 0x8a;
  662. len_in = 1;
  663. msleep(2000);
  664. ret |= lme2510_bulk_write(dev, data , len_in, 1); /*Resetting*/
  665. ret |= lme2510_bulk_read(dev, data, len_in, 1);
  666. msleep(400);
  667. if (ret < 0)
  668. info("FRM Firmware Download Failed (%04x)" , ret);
  669. else
  670. info("FRM Firmware Download Completed - Resetting Device");
  671. kfree(data);
  672. return (ret < 0) ? -ENODEV : 0;
  673. }
  674. static void lme_coldreset(struct usb_device *dev)
  675. {
  676. int ret = 0, len_in;
  677. u8 data[512] = {0};
  678. data[0] = 0x0a;
  679. len_in = 1;
  680. info("FRM Firmware Cold Reset");
  681. ret |= lme2510_bulk_write(dev, data , len_in, 1); /*Cold Resetting*/
  682. ret |= lme2510_bulk_read(dev, data, len_in, 1);
  683. return;
  684. }
  685. static int lme_firmware_switch(struct usb_device *udev, int cold)
  686. {
  687. const struct firmware *fw = NULL;
  688. const char fw_c_s7395[] = "dvb-usb-lme2510c-s7395.fw";
  689. const char fw_c_lg[] = "dvb-usb-lme2510c-lg.fw";
  690. const char fw_c_s0194[] = "dvb-usb-lme2510c-s0194.fw";
  691. const char fw_lg[] = "dvb-usb-lme2510-lg.fw";
  692. const char fw_s0194[] = "dvb-usb-lme2510-s0194.fw";
  693. const char *fw_lme;
  694. int ret, cold_fw;
  695. cold = (cold > 0) ? (cold & 1) : 0;
  696. cold_fw = !cold;
  697. if (udev->descriptor.idProduct == 0x1122) {
  698. switch (dvb_usb_lme2510_firmware) {
  699. default:
  700. dvb_usb_lme2510_firmware = TUNER_S0194;
  701. case TUNER_S0194:
  702. fw_lme = fw_s0194;
  703. ret = request_firmware(&fw, fw_lme, &udev->dev);
  704. if (ret == 0) {
  705. cold = 0;
  706. break;
  707. }
  708. dvb_usb_lme2510_firmware = TUNER_LG;
  709. case TUNER_LG:
  710. fw_lme = fw_lg;
  711. ret = request_firmware(&fw, fw_lme, &udev->dev);
  712. if (ret == 0)
  713. break;
  714. info("FRM No Firmware Found - please install");
  715. dvb_usb_lme2510_firmware = TUNER_DEFAULT;
  716. cold = 0;
  717. cold_fw = 0;
  718. break;
  719. }
  720. } else {
  721. switch (dvb_usb_lme2510_firmware) {
  722. default:
  723. dvb_usb_lme2510_firmware = TUNER_S7395;
  724. case TUNER_S7395:
  725. fw_lme = fw_c_s7395;
  726. ret = request_firmware(&fw, fw_lme, &udev->dev);
  727. if (ret == 0) {
  728. cold = 0;
  729. break;
  730. }
  731. dvb_usb_lme2510_firmware = TUNER_LG;
  732. case TUNER_LG:
  733. fw_lme = fw_c_lg;
  734. ret = request_firmware(&fw, fw_lme, &udev->dev);
  735. if (ret == 0)
  736. break;
  737. dvb_usb_lme2510_firmware = TUNER_S0194;
  738. case TUNER_S0194:
  739. fw_lme = fw_c_s0194;
  740. ret = request_firmware(&fw, fw_lme, &udev->dev);
  741. if (ret == 0)
  742. break;
  743. info("FRM No Firmware Found - please install");
  744. dvb_usb_lme2510_firmware = TUNER_DEFAULT;
  745. cold = 0;
  746. cold_fw = 0;
  747. break;
  748. }
  749. }
  750. if (cold_fw) {
  751. info("FRM Loading %s file", fw_lme);
  752. ret = lme2510_download_firmware(udev, fw);
  753. }
  754. release_firmware(fw);
  755. if (cold) {
  756. info("FRM Changing to %s firmware", fw_lme);
  757. lme_coldreset(udev);
  758. return -ENODEV;
  759. }
  760. return ret;
  761. }
  762. static int lme2510_kill_urb(struct usb_data_stream *stream)
  763. {
  764. int i;
  765. for (i = 0; i < stream->urbs_submitted; i++) {
  766. deb_info(3, "killing URB no. %d.", i);
  767. /* stop the URB */
  768. usb_kill_urb(stream->urb_list[i]);
  769. }
  770. stream->urbs_submitted = 0;
  771. return 0;
  772. }
  773. static struct tda10086_config tda10086_config = {
  774. .demod_address = 0x1c,
  775. .invert = 0,
  776. .diseqc_tone = 1,
  777. .xtal_freq = TDA10086_XTAL_16M,
  778. };
  779. static struct stv0288_config lme_config = {
  780. .demod_address = 0xd0,
  781. .min_delay_ms = 15,
  782. .inittab = s7395_inittab,
  783. };
  784. static struct ix2505v_config lme_tuner = {
  785. .tuner_address = 0xc0,
  786. .min_delay_ms = 100,
  787. .tuner_gain = 0x0,
  788. .tuner_chargepump = 0x3,
  789. };
  790. static struct stv0299_config sharp_z0194_config = {
  791. .demod_address = 0xd0,
  792. .inittab = sharp_z0194a_inittab,
  793. .mclk = 88000000UL,
  794. .invert = 0,
  795. .skip_reinit = 0,
  796. .lock_output = STV0299_LOCKOUTPUT_1,
  797. .volt13_op0_op1 = STV0299_VOLT13_OP1,
  798. .min_delay_ms = 100,
  799. .set_symbol_rate = sharp_z0194a_set_symbol_rate,
  800. };
  801. static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
  802. fe_sec_voltage_t voltage)
  803. {
  804. struct dvb_usb_adapter *adap = fe->dvb->priv;
  805. static u8 voltage_low[] = LME_VOLTAGE_L;
  806. static u8 voltage_high[] = LME_VOLTAGE_H;
  807. static u8 rbuf[1];
  808. int ret = 0, len = 3, rlen = 1;
  809. if (mutex_lock_interruptible(&adap->dev->i2c_mutex) < 0)
  810. return -EAGAIN;
  811. switch (voltage) {
  812. case SEC_VOLTAGE_18:
  813. ret |= lme2510_usb_talk(adap->dev,
  814. voltage_high, len, rbuf, rlen);
  815. break;
  816. case SEC_VOLTAGE_OFF:
  817. case SEC_VOLTAGE_13:
  818. default:
  819. ret |= lme2510_usb_talk(adap->dev,
  820. voltage_low, len, rbuf, rlen);
  821. break;
  822. }
  823. mutex_unlock(&adap->dev->i2c_mutex);
  824. return (ret < 0) ? -ENODEV : 0;
  825. }
  826. static int lme_name(struct dvb_usb_adapter *adap)
  827. {
  828. struct lme2510_state *st = adap->dev->priv;
  829. const char *desc = adap->dev->desc->name;
  830. char *fe_name[] = {"", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
  831. " SHARP:BS2F7HZ0194"};
  832. char *name = adap->fe->ops.info.name;
  833. strlcpy(name, desc, 128);
  834. strlcat(name, fe_name[st->tuner_config], 128);
  835. return 0;
  836. }
  837. static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
  838. {
  839. struct lme2510_state *st = adap->dev->priv;
  840. int ret = 0;
  841. st->i2c_talk_onoff = 1;
  842. st->i2c_gate = 4;
  843. adap->fe = dvb_attach(tda10086_attach, &tda10086_config,
  844. &adap->dev->i2c_adap);
  845. if (adap->fe) {
  846. info("TUN Found Frontend TDA10086");
  847. st->i2c_tuner_gate_w = 4;
  848. st->i2c_tuner_gate_r = 4;
  849. st->i2c_tuner_addr = 0xc0;
  850. st->tuner_config = TUNER_LG;
  851. if (dvb_usb_lme2510_firmware != TUNER_LG) {
  852. dvb_usb_lme2510_firmware = TUNER_LG;
  853. ret = lme_firmware_switch(adap->dev->udev, 1);
  854. }
  855. goto end;
  856. }
  857. st->i2c_gate = 4;
  858. adap->fe = dvb_attach(stv0299_attach, &sharp_z0194_config,
  859. &adap->dev->i2c_adap);
  860. if (adap->fe) {
  861. info("FE Found Stv0299");
  862. st->i2c_tuner_gate_w = 4;
  863. st->i2c_tuner_gate_r = 5;
  864. st->i2c_tuner_addr = 0xc0;
  865. st->tuner_config = TUNER_S0194;
  866. if (dvb_usb_lme2510_firmware != TUNER_S0194) {
  867. dvb_usb_lme2510_firmware = TUNER_S0194;
  868. ret = lme_firmware_switch(adap->dev->udev, 1);
  869. }
  870. goto end;
  871. }
  872. st->i2c_gate = 5;
  873. adap->fe = dvb_attach(stv0288_attach, &lme_config,
  874. &adap->dev->i2c_adap);
  875. if (adap->fe) {
  876. info("FE Found Stv0288");
  877. st->i2c_tuner_gate_w = 4;
  878. st->i2c_tuner_gate_r = 5;
  879. st->i2c_tuner_addr = 0xc0;
  880. st->tuner_config = TUNER_S7395;
  881. if (dvb_usb_lme2510_firmware != TUNER_S7395) {
  882. dvb_usb_lme2510_firmware = TUNER_S7395;
  883. ret = lme_firmware_switch(adap->dev->udev, 1);
  884. }
  885. } else {
  886. info("DM04 Not Supported");
  887. return -ENODEV;
  888. }
  889. end: if (ret) {
  890. kfree(adap->fe);
  891. adap->fe = NULL;
  892. return -ENODEV;
  893. }
  894. adap->fe->ops.set_voltage = dm04_lme2510_set_voltage;
  895. ret = lme_name(adap);
  896. return ret;
  897. }
  898. static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
  899. {
  900. struct lme2510_state *st = adap->dev->priv;
  901. char *tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA"};
  902. int ret = 0;
  903. switch (st->tuner_config) {
  904. case TUNER_LG:
  905. if (dvb_attach(tda826x_attach, adap->fe, 0xc0,
  906. &adap->dev->i2c_adap, 1))
  907. ret = st->tuner_config;
  908. break;
  909. case TUNER_S7395:
  910. if (dvb_attach(ix2505v_attach , adap->fe, &lme_tuner,
  911. &adap->dev->i2c_adap))
  912. ret = st->tuner_config;
  913. break;
  914. case TUNER_S0194:
  915. if (dvb_attach(dvb_pll_attach , adap->fe, 0xc0,
  916. &adap->dev->i2c_adap, DVB_PLL_OPERA1))
  917. ret = st->tuner_config;
  918. break;
  919. default:
  920. break;
  921. }
  922. if (ret)
  923. info("TUN Found %s tuner", tun_msg[ret]);
  924. else {
  925. info("TUN No tuner found --- reseting device");
  926. lme_coldreset(adap->dev->udev);
  927. return -ENODEV;
  928. }
  929. /* Start the Interrupt & Remote*/
  930. ret = lme2510_int_service(adap);
  931. return ret;
  932. }
  933. static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
  934. {
  935. struct lme2510_state *st = d->priv;
  936. static u8 lnb_on[] = LNB_ON;
  937. static u8 lnb_off[] = LNB_OFF;
  938. static u8 rbuf[1];
  939. int ret, len = 3, rlen = 1;
  940. ret = mutex_lock_interruptible(&d->i2c_mutex);
  941. if (onoff)
  942. ret |= lme2510_usb_talk(d, lnb_on, len, rbuf, rlen);
  943. else
  944. ret |= lme2510_usb_talk(d, lnb_off, len, rbuf, rlen);
  945. st->i2c_talk_onoff = 1;
  946. mutex_unlock(&d->i2c_mutex);
  947. return ret;
  948. }
  949. /* DVB USB Driver stuff */
  950. static struct dvb_usb_device_properties lme2510_properties;
  951. static struct dvb_usb_device_properties lme2510c_properties;
  952. static int lme2510_probe(struct usb_interface *intf,
  953. const struct usb_device_id *id)
  954. {
  955. struct usb_device *udev = interface_to_usbdev(intf);
  956. int ret = 0;
  957. usb_reset_configuration(udev);
  958. usb_set_interface(udev, intf->cur_altsetting->desc.bInterfaceNumber, 1);
  959. if (udev->speed != USB_SPEED_HIGH) {
  960. ret = usb_reset_device(udev);
  961. info("DEV Failed to connect in HIGH SPEED mode");
  962. return -ENODEV;
  963. }
  964. if (lme2510_return_status(udev) == 0x44) {
  965. lme_firmware_switch(udev, 0);
  966. return -ENODEV;
  967. }
  968. if (0 == dvb_usb_device_init(intf, &lme2510_properties,
  969. THIS_MODULE, NULL, adapter_nr)) {
  970. info("DEV registering device driver");
  971. return 0;
  972. }
  973. if (0 == dvb_usb_device_init(intf, &lme2510c_properties,
  974. THIS_MODULE, NULL, adapter_nr)) {
  975. info("DEV registering device driver");
  976. return 0;
  977. }
  978. info("DEV lme2510 Error");
  979. return -ENODEV;
  980. }
  981. static struct usb_device_id lme2510_table[] = {
  982. { USB_DEVICE(0x3344, 0x1122) }, /* LME2510 */
  983. { USB_DEVICE(0x3344, 0x1120) }, /* LME2510C */
  984. {} /* Terminating entry */
  985. };
  986. MODULE_DEVICE_TABLE(usb, lme2510_table);
  987. static struct dvb_usb_device_properties lme2510_properties = {
  988. .caps = DVB_USB_IS_AN_I2C_ADAPTER,
  989. .size_of_priv = sizeof(struct lme2510_state),
  990. .num_adapters = 1,
  991. .adapter = {
  992. {
  993. .caps = DVB_USB_ADAP_HAS_PID_FILTER|
  994. DVB_USB_ADAP_NEED_PID_FILTERING|
  995. DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
  996. .streaming_ctrl = lme2510_streaming_ctrl,
  997. .pid_filter_count = 15,
  998. .pid_filter = lme2510_pid_filter,
  999. .pid_filter_ctrl = lme2510_pid_filter_ctrl,
  1000. .frontend_attach = dm04_lme2510_frontend_attach,
  1001. .tuner_attach = dm04_lme2510_tuner,
  1002. /* parameter for the MPEG2-data transfer */
  1003. .stream = {
  1004. .type = USB_BULK,
  1005. .count = 10,
  1006. .endpoint = 0x06,
  1007. .u = {
  1008. .bulk = {
  1009. .buffersize = 4096,
  1010. }
  1011. }
  1012. }
  1013. }
  1014. },
  1015. .power_ctrl = lme2510_powerup,
  1016. .identify_state = lme2510_identify_state,
  1017. .i2c_algo = &lme2510_i2c_algo,
  1018. .generic_bulk_ctrl_endpoint = 0,
  1019. .num_device_descs = 1,
  1020. .devices = {
  1021. { "DM04_LME2510_DVB-S",
  1022. { &lme2510_table[0], NULL },
  1023. },
  1024. }
  1025. };
  1026. static struct dvb_usb_device_properties lme2510c_properties = {
  1027. .caps = DVB_USB_IS_AN_I2C_ADAPTER,
  1028. .size_of_priv = sizeof(struct lme2510_state),
  1029. .num_adapters = 1,
  1030. .adapter = {
  1031. {
  1032. .caps = DVB_USB_ADAP_HAS_PID_FILTER|
  1033. DVB_USB_ADAP_NEED_PID_FILTERING|
  1034. DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
  1035. .streaming_ctrl = lme2510_streaming_ctrl,
  1036. .pid_filter_count = 15,
  1037. .pid_filter = lme2510_pid_filter,
  1038. .pid_filter_ctrl = lme2510_pid_filter_ctrl,
  1039. .frontend_attach = dm04_lme2510_frontend_attach,
  1040. .tuner_attach = dm04_lme2510_tuner,
  1041. /* parameter for the MPEG2-data transfer */
  1042. .stream = {
  1043. .type = USB_BULK,
  1044. .count = 10,
  1045. .endpoint = 0x8,
  1046. .u = {
  1047. .bulk = {
  1048. .buffersize = 4096,
  1049. }
  1050. }
  1051. }
  1052. }
  1053. },
  1054. .power_ctrl = lme2510_powerup,
  1055. .identify_state = lme2510_identify_state,
  1056. .i2c_algo = &lme2510_i2c_algo,
  1057. .generic_bulk_ctrl_endpoint = 0,
  1058. .num_device_descs = 1,
  1059. .devices = {
  1060. { "DM04_LME2510C_DVB-S",
  1061. { &lme2510_table[1], NULL },
  1062. },
  1063. }
  1064. };
  1065. void *lme2510_exit_int(struct dvb_usb_device *d)
  1066. {
  1067. struct lme2510_state *st = d->priv;
  1068. struct dvb_usb_adapter *adap = &d->adapter[0];
  1069. void *buffer = NULL;
  1070. if (adap != NULL) {
  1071. lme2510_kill_urb(&adap->stream);
  1072. adap->feedcount = 0;
  1073. }
  1074. if (st->lme_urb != NULL) {
  1075. st->i2c_talk_onoff = 1;
  1076. st->signal_lock = 0;
  1077. st->signal_level = 0;
  1078. st->signal_sn = 0;
  1079. buffer = st->usb_buffer;
  1080. usb_kill_urb(st->lme_urb);
  1081. usb_free_coherent(d->udev, 5000, st->buffer,
  1082. st->lme_urb->transfer_dma);
  1083. info("Interrupt Service Stopped");
  1084. rc_unregister_device(d->rc_dev);
  1085. info("Remote Stopped");
  1086. }
  1087. return buffer;
  1088. }
  1089. void lme2510_exit(struct usb_interface *intf)
  1090. {
  1091. struct dvb_usb_device *d = usb_get_intfdata(intf);
  1092. void *usb_buffer;
  1093. if (d != NULL) {
  1094. usb_buffer = lme2510_exit_int(d);
  1095. dvb_usb_device_exit(intf);
  1096. kfree(usb_buffer);
  1097. }
  1098. }
  1099. static struct usb_driver lme2510_driver = {
  1100. .name = "LME2510C_DVB-S",
  1101. .probe = lme2510_probe,
  1102. .disconnect = lme2510_exit,
  1103. .id_table = lme2510_table,
  1104. };
  1105. /* module stuff */
  1106. static int __init lme2510_module_init(void)
  1107. {
  1108. int result = usb_register(&lme2510_driver);
  1109. if (result) {
  1110. err("usb_register failed. Error number %d", result);
  1111. return result;
  1112. }
  1113. return 0;
  1114. }
  1115. static void __exit lme2510_module_exit(void)
  1116. {
  1117. /* deregister this driver from the USB subsystem */
  1118. usb_deregister(&lme2510_driver);
  1119. }
  1120. module_init(lme2510_module_init);
  1121. module_exit(lme2510_module_exit);
  1122. MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
  1123. MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
  1124. MODULE_VERSION("1.84");
  1125. MODULE_LICENSE("GPL");