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55#define DVB_USB_LOG_PREFIX "LME2510(C)"
56#include <linux/usb.h>
57#include <linux/usb/input.h>
58#include <media/rc-core.h>
59
60#include "dvb_usb.h"
61#include "lmedm04.h"
62#include "tda826x.h"
63#include "tda10086.h"
64#include "stv0288.h"
65#include "ix2505v.h"
66#include "stv0299.h"
67#include "dvb-pll.h"
68#include "z0194a.h"
69#include "m88rs2000.h"
70#include "ts2020.h"
71
72
73#define LME2510_C_S7395 "dvb-usb-lme2510c-s7395.fw";
74#define LME2510_C_LG "dvb-usb-lme2510c-lg.fw";
75#define LME2510_C_S0194 "dvb-usb-lme2510c-s0194.fw";
76#define LME2510_C_RS2000 "dvb-usb-lme2510c-rs2000.fw";
77#define LME2510_LG "dvb-usb-lme2510-lg.fw";
78#define LME2510_S0194 "dvb-usb-lme2510-s0194.fw";
79
80
81static int dvb_usb_lme2510_debug;
82#define lme_debug(var, level, args...) do { \
83 if ((var >= level)) \
84 pr_debug(DVB_USB_LOG_PREFIX": " args); \
85} while (0)
86#define deb_info(level, args...) lme_debug(dvb_usb_lme2510_debug, level, args)
87#define debug_data_snipet(level, name, p) \
88 deb_info(level, name" (%8phN)", p);
89#define info(args...) pr_info(DVB_USB_LOG_PREFIX": "args)
90
91module_param_named(debug, dvb_usb_lme2510_debug, int, 0644);
92MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able)).");
93
94static int dvb_usb_lme2510_firmware;
95module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
96MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
97
98static int pid_filter;
99module_param_named(pid, pid_filter, int, 0644);
100MODULE_PARM_DESC(pid, "set default 0=default 1=off 2=on");
101
102
103DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
104
105#define TUNER_DEFAULT 0x0
106#define TUNER_LG 0x1
107#define TUNER_S7395 0x2
108#define TUNER_S0194 0x3
109#define TUNER_RS2000 0x4
110
111struct lme2510_state {
112 unsigned long int_urb_due;
113 enum fe_status lock_status;
114 u8 id;
115 u8 tuner_config;
116 u8 signal_level;
117 u8 signal_sn;
118 u8 time_key;
119 u8 i2c_talk_onoff;
120 u8 i2c_gate;
121 u8 i2c_tuner_gate_w;
122 u8 i2c_tuner_gate_r;
123 u8 i2c_tuner_addr;
124 u8 stream_on;
125 u8 pid_size;
126 u8 pid_off;
127 u8 int_buffer[128];
128 struct urb *lme_urb;
129 u8 usb_buffer[64];
130
131 int (*fe_read_status)(struct dvb_frontend *, enum fe_status *);
132 int (*fe_read_signal_strength)(struct dvb_frontend *, u16 *);
133 int (*fe_read_snr)(struct dvb_frontend *, u16 *);
134 int (*fe_read_ber)(struct dvb_frontend *, u32 *);
135 int (*fe_read_ucblocks)(struct dvb_frontend *, u32 *);
136 int (*fe_set_voltage)(struct dvb_frontend *, enum fe_sec_voltage);
137 u8 dvb_usb_lme2510_firmware;
138};
139
140static int lme2510_usb_talk(struct dvb_usb_device *d,
141 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
142{
143 struct lme2510_state *st = d->priv;
144 int ret = 0;
145
146 if (max(wlen, rlen) > sizeof(st->usb_buffer))
147 return -EINVAL;
148
149 ret = mutex_lock_interruptible(&d->usb_mutex);
150 if (ret < 0)
151 return -EAGAIN;
152
153 memcpy(st->usb_buffer, wbuf, wlen);
154
155 ret = dvb_usbv2_generic_rw_locked(d, st->usb_buffer, wlen,
156 st->usb_buffer, rlen);
157
158 if (rlen)
159 memcpy(rbuf, st->usb_buffer, rlen);
160
161 mutex_unlock(&d->usb_mutex);
162
163 return ret;
164}
165
166static int lme2510_stream_restart(struct dvb_usb_device *d)
167{
168 struct lme2510_state *st = d->priv;
169 u8 all_pids[] = LME_ALL_PIDS;
170 u8 stream_on[] = LME_ST_ON_W;
171 u8 rbuff[1];
172 if (st->pid_off)
173 lme2510_usb_talk(d, all_pids, sizeof(all_pids),
174 rbuff, sizeof(rbuff));
175
176 return lme2510_usb_talk(d, stream_on, sizeof(stream_on),
177 rbuff, sizeof(rbuff));
178}
179
180static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out)
181{
182 struct lme2510_state *st = d->priv;
183 static u8 pid_buff[] = LME_ZERO_PID;
184 static u8 rbuf[1];
185 u8 pid_no = index * 2;
186 u8 pid_len = pid_no + 2;
187 int ret = 0;
188 deb_info(1, "PID Setting Pid %04x", pid_out);
189
190 if (st->pid_size == 0)
191 ret |= lme2510_stream_restart(d);
192
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
198 if (pid_len > st->pid_size)
199 st->pid_size = pid_len;
200 pid_buff[7] = 0x80 + st->pid_size;
201
202 ret |= lme2510_usb_talk(d, pid_buff ,
203 sizeof(pid_buff) , rbuf, sizeof(rbuf));
204
205 if (st->stream_on)
206 ret |= lme2510_stream_restart(d);
207
208 return ret;
209}
210
211
212#define reg_to_16bits(x) ((x) | ((x) << 8))
213
214static void lme2510_update_stats(struct dvb_usb_adapter *adap)
215{
216 struct lme2510_state *st = adap_to_priv(adap);
217 struct dvb_frontend *fe = adap->fe[0];
218 struct dtv_frontend_properties *c;
219 u32 s_tmp = 0, c_tmp = 0;
220
221 if (!fe)
222 return;
223
224 c = &fe->dtv_property_cache;
225
226 c->block_count.len = 1;
227 c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
228 c->block_error.len = 1;
229 c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
230 c->post_bit_count.len = 1;
231 c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
232 c->post_bit_error.len = 1;
233 c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
234
235 if (st->i2c_talk_onoff) {
236 c->strength.len = 1;
237 c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
238 c->cnr.len = 1;
239 c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
240 return;
241 }
242
243 switch (st->tuner_config) {
244 case TUNER_LG:
245 s_tmp = reg_to_16bits(0xff - st->signal_level);
246 c_tmp = reg_to_16bits(0xff - st->signal_sn);
247 break;
248 case TUNER_S7395:
249 case TUNER_S0194:
250 s_tmp = 0xffff - (((st->signal_level * 2) << 8) * 5 / 4);
251 c_tmp = reg_to_16bits((0xff - st->signal_sn - 0xa1) * 3);
252 break;
253 case TUNER_RS2000:
254 s_tmp = reg_to_16bits(st->signal_level);
255 c_tmp = reg_to_16bits(st->signal_sn);
256 }
257
258 c->strength.len = 1;
259 c->strength.stat[0].scale = FE_SCALE_RELATIVE;
260 c->strength.stat[0].uvalue = (u64)s_tmp;
261
262 c->cnr.len = 1;
263 c->cnr.stat[0].scale = FE_SCALE_RELATIVE;
264 c->cnr.stat[0].uvalue = (u64)c_tmp;
265}
266
267static void lme2510_int_response(struct urb *lme_urb)
268{
269 struct dvb_usb_adapter *adap = lme_urb->context;
270 struct lme2510_state *st = adap_to_priv(adap);
271 u8 *ibuf, *rbuf;
272 int i = 0, offset;
273 u32 key;
274 u8 signal_lock = 0;
275
276 switch (lme_urb->status) {
277 case 0:
278 case -ETIMEDOUT:
279 break;
280 case -ECONNRESET:
281 case -ENOENT:
282 case -ESHUTDOWN:
283 return;
284 default:
285 info("Error %x", lme_urb->status);
286 break;
287 }
288
289 rbuf = (u8 *) lme_urb->transfer_buffer;
290
291 offset = ((lme_urb->actual_length/8) > 4)
292 ? 4 : (lme_urb->actual_length/8) ;
293
294 for (i = 0; i < offset; ++i) {
295 ibuf = (u8 *)&rbuf[i*8];
296 deb_info(5, "INT O/S C =%02x C/O=%02x Type =%02x%02x",
297 offset, i, ibuf[0], ibuf[1]);
298
299 switch (ibuf[0]) {
300 case 0xaa:
301 debug_data_snipet(1, "INT Remote data snippet", ibuf);
302 if (!adap_to_d(adap)->rc_dev)
303 break;
304
305 key = RC_SCANCODE_NEC32(ibuf[2] << 24 |
306 ibuf[3] << 16 |
307 ibuf[4] << 8 |
308 ibuf[5]);
309
310 deb_info(1, "INT Key = 0x%08x", key);
311 rc_keydown(adap_to_d(adap)->rc_dev, RC_PROTO_NEC32, key,
312 0);
313 break;
314 case 0xbb:
315 switch (st->tuner_config) {
316 case TUNER_LG:
317 signal_lock = ibuf[2] & BIT(5);
318 st->signal_level = ibuf[4];
319 st->signal_sn = ibuf[3];
320 st->time_key = ibuf[7];
321 break;
322 case TUNER_S7395:
323 case TUNER_S0194:
324
325 if (ibuf[1] == 0x03) {
326 signal_lock = ibuf[2] & BIT(4);
327 st->signal_level = ibuf[3];
328 st->signal_sn = ibuf[4];
329 } else {
330 st->signal_level = ibuf[4];
331 st->signal_sn = ibuf[5];
332 }
333 break;
334 case TUNER_RS2000:
335 signal_lock = ibuf[2] & 0xee;
336 st->signal_level = ibuf[5];
337 st->signal_sn = ibuf[4];
338 st->time_key = ibuf[7];
339 break;
340 default:
341 break;
342 }
343
344
345 signal_lock |= ibuf[2] & BIT(0);
346
347 if (!signal_lock)
348 st->lock_status &= ~FE_HAS_LOCK;
349
350 lme2510_update_stats(adap);
351
352 debug_data_snipet(5, "INT Remote data snippet in", ibuf);
353 break;
354 case 0xcc:
355 debug_data_snipet(1, "INT Control data snippet", ibuf);
356 break;
357 default:
358 debug_data_snipet(1, "INT Unknown data snippet", ibuf);
359 break;
360 }
361 }
362
363 usb_submit_urb(lme_urb, GFP_ATOMIC);
364
365
366
367
368 st->int_urb_due = jiffies + msecs_to_jiffies(200);
369}
370
371static int lme2510_int_read(struct dvb_usb_adapter *adap)
372{
373 struct dvb_usb_device *d = adap_to_d(adap);
374 struct lme2510_state *lme_int = adap_to_priv(adap);
375 struct usb_host_endpoint *ep;
376
377 lme_int->lme_urb = usb_alloc_urb(0, GFP_KERNEL);
378
379 if (lme_int->lme_urb == NULL)
380 return -ENOMEM;
381
382 usb_fill_int_urb(lme_int->lme_urb,
383 d->udev,
384 usb_rcvintpipe(d->udev, 0xa),
385 lme_int->int_buffer,
386 sizeof(lme_int->int_buffer),
387 lme2510_int_response,
388 adap,
389 8);
390
391
392 ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe);
393
394 if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK)
395 lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa);
396
397 usb_submit_urb(lme_int->lme_urb, GFP_KERNEL);
398 info("INT Interrupt Service Started");
399
400 return 0;
401}
402
403static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
404{
405 struct dvb_usb_device *d = adap_to_d(adap);
406 struct lme2510_state *st = adap_to_priv(adap);
407 static u8 clear_pid_reg[] = LME_ALL_PIDS;
408 static u8 rbuf[1];
409 int ret = 0;
410
411 deb_info(1, "PID Clearing Filter");
412
413 mutex_lock(&d->i2c_mutex);
414
415 if (!onoff) {
416 ret |= lme2510_usb_talk(d, clear_pid_reg,
417 sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
418 st->pid_off = true;
419 } else
420 st->pid_off = false;
421
422 st->pid_size = 0;
423
424 mutex_unlock(&d->i2c_mutex);
425
426 return 0;
427}
428
429static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
430 int onoff)
431{
432 struct dvb_usb_device *d = adap_to_d(adap);
433 int ret = 0;
434
435 deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
436 pid, index, onoff);
437
438 if (onoff) {
439 mutex_lock(&d->i2c_mutex);
440 ret |= lme2510_enable_pid(d, index, pid);
441 mutex_unlock(&d->i2c_mutex);
442 }
443
444
445 return ret;
446}
447
448
449static int lme2510_return_status(struct dvb_usb_device *d)
450{
451 int ret;
452 u8 *data;
453
454 data = kzalloc(6, GFP_KERNEL);
455 if (!data)
456 return -ENOMEM;
457
458 ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),
459 0x06, 0x80, 0x0302, 0x00,
460 data, 0x6, 200);
461 if (ret != 6)
462 ret = -EINVAL;
463 else
464 ret = data[2];
465
466 info("Firmware Status: %6ph", data);
467
468 kfree(data);
469 return ret;
470}
471
472static int lme2510_msg(struct dvb_usb_device *d,
473 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
474{
475 struct lme2510_state *st = d->priv;
476
477 st->i2c_talk_onoff = 1;
478
479 return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
480}
481
482static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
483 int num)
484{
485 struct dvb_usb_device *d = i2c_get_adapdata(adap);
486 struct lme2510_state *st = d->priv;
487 static u8 obuf[64], ibuf[64];
488 int i, read, read_o;
489 u16 len;
490 u8 gate;
491
492 mutex_lock(&d->i2c_mutex);
493
494 for (i = 0; i < num; i++) {
495 read_o = msg[i].flags & I2C_M_RD;
496 read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
497 read |= read_o;
498 gate = (msg[i].addr == st->i2c_tuner_addr)
499 ? (read) ? st->i2c_tuner_gate_r
500 : st->i2c_tuner_gate_w
501 : st->i2c_gate;
502 obuf[0] = gate | (read << 7);
503
504 if (gate == 5)
505 obuf[1] = (read) ? 2 : msg[i].len + 1;
506 else
507 obuf[1] = msg[i].len + read + 1;
508
509 obuf[2] = msg[i].addr << 1;
510
511 if (read) {
512 if (read_o)
513 len = 3;
514 else {
515 memcpy(&obuf[3], msg[i].buf, msg[i].len);
516 obuf[msg[i].len+3] = msg[i+1].len;
517 len = msg[i].len+4;
518 }
519 } else {
520 memcpy(&obuf[3], msg[i].buf, msg[i].len);
521 len = msg[i].len+3;
522 }
523
524 if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
525 deb_info(1, "i2c transfer failed.");
526 mutex_unlock(&d->i2c_mutex);
527 return -EAGAIN;
528 }
529
530 if (read) {
531 if (read_o)
532 memcpy(msg[i].buf, &ibuf[1], msg[i].len);
533 else {
534 memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
535 i++;
536 }
537 }
538 }
539
540 mutex_unlock(&d->i2c_mutex);
541 return i;
542}
543
544static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
545{
546 return I2C_FUNC_I2C;
547}
548
549static struct i2c_algorithm lme2510_i2c_algo = {
550 .master_xfer = lme2510_i2c_xfer,
551 .functionality = lme2510_i2c_func,
552};
553
554static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
555{
556 struct dvb_usb_adapter *adap = fe_to_adap(fe);
557 struct dvb_usb_device *d = adap_to_d(adap);
558 struct lme2510_state *st = adap_to_priv(adap);
559 static u8 clear_reg_3[] = LME_ALL_PIDS;
560 static u8 rbuf[1];
561 int ret = 0, rlen = sizeof(rbuf);
562
563 deb_info(1, "STM (%02x)", onoff);
564
565
566 if (onoff == 1)
567 st->stream_on = 1;
568 else {
569 deb_info(1, "STM Steam Off");
570
571 mutex_lock(&d->i2c_mutex);
572
573 ret = lme2510_usb_talk(d, clear_reg_3,
574 sizeof(clear_reg_3), rbuf, rlen);
575 st->stream_on = 0;
576 st->i2c_talk_onoff = 1;
577
578 mutex_unlock(&d->i2c_mutex);
579 }
580
581 return (ret < 0) ? -ENODEV : 0;
582}
583
584static u8 check_sum(u8 *p, u8 len)
585{
586 u8 sum = 0;
587 while (len--)
588 sum += *p++;
589 return sum;
590}
591
592static int lme2510_download_firmware(struct dvb_usb_device *d,
593 const struct firmware *fw)
594{
595 int ret = 0;
596 u8 *data;
597 u16 j, wlen, len_in, start, end;
598 u8 packet_size, dlen, i;
599 u8 *fw_data;
600
601 packet_size = 0x31;
602 len_in = 1;
603
604 data = kzalloc(128, GFP_KERNEL);
605 if (!data) {
606 info("FRM Could not start Firmware Download"\
607 "(Buffer allocation failed)");
608 return -ENOMEM;
609 }
610
611 info("FRM Starting Firmware Download");
612
613 for (i = 1; i < 3; i++) {
614 start = (i == 1) ? 0 : 512;
615 end = (i == 1) ? 512 : fw->size;
616 for (j = start; j < end; j += (packet_size+1)) {
617 fw_data = (u8 *)(fw->data + j);
618 if ((end - j) > packet_size) {
619 data[0] = i;
620 dlen = packet_size;
621 } else {
622 data[0] = i | 0x80;
623 dlen = (u8)(end - j)-1;
624 }
625 data[1] = dlen;
626 memcpy(&data[2], fw_data, dlen+1);
627 wlen = (u8) dlen + 4;
628 data[wlen-1] = check_sum(fw_data, dlen+1);
629 deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
630 data[dlen+2], data[dlen+3]);
631 lme2510_usb_talk(d, data, wlen, data, len_in);
632 ret |= (data[0] == 0x88) ? 0 : -1;
633 }
634 }
635
636 data[0] = 0x8a;
637 len_in = 1;
638 msleep(2000);
639 lme2510_usb_talk(d, data, len_in, data, len_in);
640 msleep(400);
641
642 if (ret < 0)
643 info("FRM Firmware Download Failed (%04x)" , ret);
644 else
645 info("FRM Firmware Download Completed - Resetting Device");
646
647 kfree(data);
648 return RECONNECTS_USB;
649}
650
651static void lme_coldreset(struct dvb_usb_device *d)
652{
653 u8 data[1] = {0};
654 data[0] = 0x0a;
655 info("FRM Firmware Cold Reset");
656
657 lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
658
659 return;
660}
661
662static const char fw_c_s7395[] = LME2510_C_S7395;
663static const char fw_c_lg[] = LME2510_C_LG;
664static const char fw_c_s0194[] = LME2510_C_S0194;
665static const char fw_c_rs2000[] = LME2510_C_RS2000;
666static const char fw_lg[] = LME2510_LG;
667static const char fw_s0194[] = LME2510_S0194;
668
669static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
670{
671 struct lme2510_state *st = d->priv;
672 struct usb_device *udev = d->udev;
673 const struct firmware *fw = NULL;
674 const char *fw_lme;
675 int ret = 0;
676
677 cold = (cold > 0) ? (cold & 1) : 0;
678
679 switch (le16_to_cpu(udev->descriptor.idProduct)) {
680 case 0x1122:
681 switch (st->dvb_usb_lme2510_firmware) {
682 default:
683 case TUNER_S0194:
684 fw_lme = fw_s0194;
685 ret = request_firmware(&fw, fw_lme, &udev->dev);
686 if (ret == 0) {
687 st->dvb_usb_lme2510_firmware = TUNER_S0194;
688 cold = 0;
689 break;
690 }
691 fallthrough;
692 case TUNER_LG:
693 fw_lme = fw_lg;
694 ret = request_firmware(&fw, fw_lme, &udev->dev);
695 if (ret == 0) {
696 st->dvb_usb_lme2510_firmware = TUNER_LG;
697 break;
698 }
699 st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
700 break;
701 }
702 break;
703 case 0x1120:
704 switch (st->dvb_usb_lme2510_firmware) {
705 default:
706 case TUNER_S7395:
707 fw_lme = fw_c_s7395;
708 ret = request_firmware(&fw, fw_lme, &udev->dev);
709 if (ret == 0) {
710 st->dvb_usb_lme2510_firmware = TUNER_S7395;
711 cold = 0;
712 break;
713 }
714 fallthrough;
715 case TUNER_LG:
716 fw_lme = fw_c_lg;
717 ret = request_firmware(&fw, fw_lme, &udev->dev);
718 if (ret == 0) {
719 st->dvb_usb_lme2510_firmware = TUNER_LG;
720 break;
721 }
722 fallthrough;
723 case TUNER_S0194:
724 fw_lme = fw_c_s0194;
725 ret = request_firmware(&fw, fw_lme, &udev->dev);
726 if (ret == 0) {
727 st->dvb_usb_lme2510_firmware = TUNER_S0194;
728 break;
729 }
730 st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
731 cold = 0;
732 break;
733 }
734 break;
735 case 0x22f0:
736 fw_lme = fw_c_rs2000;
737 st->dvb_usb_lme2510_firmware = TUNER_RS2000;
738 break;
739 default:
740 fw_lme = fw_c_s7395;
741 }
742
743 release_firmware(fw);
744
745 if (cold) {
746 dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
747 info("FRM Changing to %s firmware", fw_lme);
748 lme_coldreset(d);
749 return NULL;
750 }
751
752 return fw_lme;
753}
754
755static struct tda10086_config tda10086_config = {
756 .demod_address = 0x0e,
757 .invert = 0,
758 .diseqc_tone = 1,
759 .xtal_freq = TDA10086_XTAL_16M,
760};
761
762static struct stv0288_config lme_config = {
763 .demod_address = 0x68,
764 .min_delay_ms = 15,
765 .inittab = s7395_inittab,
766};
767
768static struct ix2505v_config lme_tuner = {
769 .tuner_address = 0x60,
770 .min_delay_ms = 100,
771 .tuner_gain = 0x0,
772 .tuner_chargepump = 0x3,
773};
774
775static struct stv0299_config sharp_z0194_config = {
776 .demod_address = 0x68,
777 .inittab = sharp_z0194a_inittab,
778 .mclk = 88000000UL,
779 .invert = 0,
780 .skip_reinit = 0,
781 .lock_output = STV0299_LOCKOUTPUT_1,
782 .volt13_op0_op1 = STV0299_VOLT13_OP1,
783 .min_delay_ms = 100,
784 .set_symbol_rate = sharp_z0194a_set_symbol_rate,
785};
786
787static struct m88rs2000_config m88rs2000_config = {
788 .demod_addr = 0x68
789};
790
791static struct ts2020_config ts2020_config = {
792 .tuner_address = 0x60,
793 .clk_out_div = 7,
794 .dont_poll = true
795};
796
797static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
798 enum fe_sec_voltage voltage)
799{
800 struct dvb_usb_device *d = fe_to_d(fe);
801 struct lme2510_state *st = fe_to_priv(fe);
802 static u8 voltage_low[] = LME_VOLTAGE_L;
803 static u8 voltage_high[] = LME_VOLTAGE_H;
804 static u8 rbuf[1];
805 int ret = 0, len = 3, rlen = 1;
806
807 mutex_lock(&d->i2c_mutex);
808
809 switch (voltage) {
810 case SEC_VOLTAGE_18:
811 ret |= lme2510_usb_talk(d,
812 voltage_high, len, rbuf, rlen);
813 break;
814
815 case SEC_VOLTAGE_OFF:
816 case SEC_VOLTAGE_13:
817 default:
818 ret |= lme2510_usb_talk(d,
819 voltage_low, len, rbuf, rlen);
820 break;
821 }
822
823 mutex_unlock(&d->i2c_mutex);
824
825 if (st->tuner_config == TUNER_RS2000)
826 if (st->fe_set_voltage)
827 st->fe_set_voltage(fe, voltage);
828
829
830 return (ret < 0) ? -ENODEV : 0;
831}
832
833static int dm04_read_status(struct dvb_frontend *fe, enum fe_status *status)
834{
835 struct dvb_usb_device *d = fe_to_d(fe);
836 struct lme2510_state *st = d->priv;
837 int ret = 0;
838
839 if (st->i2c_talk_onoff) {
840 if (st->fe_read_status) {
841 ret = st->fe_read_status(fe, status);
842 if (ret < 0)
843 return ret;
844 }
845
846 st->lock_status = *status;
847
848 if (*status & FE_HAS_LOCK && st->stream_on) {
849 mutex_lock(&d->i2c_mutex);
850
851 st->i2c_talk_onoff = 0;
852 ret = lme2510_stream_restart(d);
853
854 mutex_unlock(&d->i2c_mutex);
855 }
856
857 return ret;
858 }
859
860
861 if (st->tuner_config == TUNER_RS2000 &&
862 time_after(jiffies, st->int_urb_due))
863 st->lock_status &= ~FE_HAS_LOCK;
864
865 *status = st->lock_status;
866
867 if (!(*status & FE_HAS_LOCK)) {
868 struct dvb_usb_adapter *adap = fe_to_adap(fe);
869
870 st->i2c_talk_onoff = 1;
871
872 lme2510_update_stats(adap);
873 }
874
875 return ret;
876}
877
878static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
879{
880 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
881 struct lme2510_state *st = fe_to_priv(fe);
882
883 if (st->fe_read_signal_strength && !st->stream_on)
884 return st->fe_read_signal_strength(fe, strength);
885
886 if (c->strength.stat[0].scale == FE_SCALE_RELATIVE)
887 *strength = (u16)c->strength.stat[0].uvalue;
888 else
889 *strength = 0;
890
891 return 0;
892}
893
894static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
895{
896 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
897 struct lme2510_state *st = fe_to_priv(fe);
898
899 if (st->fe_read_snr && !st->stream_on)
900 return st->fe_read_snr(fe, snr);
901
902 if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE)
903 *snr = (u16)c->cnr.stat[0].uvalue;
904 else
905 *snr = 0;
906
907 return 0;
908}
909
910static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
911{
912 struct lme2510_state *st = fe_to_priv(fe);
913
914 if (st->fe_read_ber && !st->stream_on)
915 return st->fe_read_ber(fe, ber);
916
917 *ber = 0;
918
919 return 0;
920}
921
922static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
923{
924 struct lme2510_state *st = fe_to_priv(fe);
925
926 if (st->fe_read_ucblocks && !st->stream_on)
927 return st->fe_read_ucblocks(fe, ucblocks);
928
929 *ucblocks = 0;
930
931 return 0;
932}
933
934static int lme_name(struct dvb_usb_adapter *adap)
935{
936 struct dvb_usb_device *d = adap_to_d(adap);
937 struct lme2510_state *st = adap_to_priv(adap);
938 const char *desc = d->name;
939 static const char * const fe_name[] = {
940 "", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
941 " SHARP:BS2F7HZ0194", " RS2000"};
942 char *name = adap->fe[0]->ops.info.name;
943
944 strscpy(name, desc, 128);
945 strlcat(name, fe_name[st->tuner_config], 128);
946
947 return 0;
948}
949
950static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
951{
952 struct dvb_usb_device *d = adap_to_d(adap);
953 struct lme2510_state *st = d->priv;
954 int ret = 0;
955
956 st->i2c_talk_onoff = 1;
957 switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
958 case 0x1122:
959 case 0x1120:
960 st->i2c_gate = 4;
961 adap->fe[0] = dvb_attach(tda10086_attach,
962 &tda10086_config, &d->i2c_adap);
963 if (adap->fe[0]) {
964 info("TUN Found Frontend TDA10086");
965 st->i2c_tuner_gate_w = 4;
966 st->i2c_tuner_gate_r = 4;
967 st->i2c_tuner_addr = 0x60;
968 st->tuner_config = TUNER_LG;
969 if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
970 st->dvb_usb_lme2510_firmware = TUNER_LG;
971 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
972 }
973 break;
974 }
975
976 st->i2c_gate = 4;
977 adap->fe[0] = dvb_attach(stv0299_attach,
978 &sharp_z0194_config, &d->i2c_adap);
979 if (adap->fe[0]) {
980 info("FE Found Stv0299");
981 st->i2c_tuner_gate_w = 4;
982 st->i2c_tuner_gate_r = 5;
983 st->i2c_tuner_addr = 0x60;
984 st->tuner_config = TUNER_S0194;
985 if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
986 st->dvb_usb_lme2510_firmware = TUNER_S0194;
987 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
988 }
989 break;
990 }
991
992 st->i2c_gate = 5;
993 adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
994 &d->i2c_adap);
995
996 if (adap->fe[0]) {
997 info("FE Found Stv0288");
998 st->i2c_tuner_gate_w = 4;
999 st->i2c_tuner_gate_r = 5;
1000 st->i2c_tuner_addr = 0x60;
1001 st->tuner_config = TUNER_S7395;
1002 if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
1003 st->dvb_usb_lme2510_firmware = TUNER_S7395;
1004 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1005 }
1006 break;
1007 }
1008 fallthrough;
1009 case 0x22f0:
1010 st->i2c_gate = 5;
1011 adap->fe[0] = dvb_attach(m88rs2000_attach,
1012 &m88rs2000_config, &d->i2c_adap);
1013
1014 if (adap->fe[0]) {
1015 info("FE Found M88RS2000");
1016 st->i2c_tuner_gate_w = 5;
1017 st->i2c_tuner_gate_r = 5;
1018 st->i2c_tuner_addr = 0x60;
1019 st->tuner_config = TUNER_RS2000;
1020 st->fe_set_voltage =
1021 adap->fe[0]->ops.set_voltage;
1022 }
1023 break;
1024 }
1025
1026 if (adap->fe[0] == NULL) {
1027 info("DM04/QQBOX Not Powered up or not Supported");
1028 return -ENODEV;
1029 }
1030
1031 if (ret) {
1032 if (adap->fe[0]) {
1033 dvb_frontend_detach(adap->fe[0]);
1034 adap->fe[0] = NULL;
1035 }
1036 d->rc_map = NULL;
1037 return -ENODEV;
1038 }
1039
1040 st->fe_read_status = adap->fe[0]->ops.read_status;
1041 st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength;
1042 st->fe_read_snr = adap->fe[0]->ops.read_snr;
1043 st->fe_read_ber = adap->fe[0]->ops.read_ber;
1044 st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks;
1045
1046 adap->fe[0]->ops.read_status = dm04_read_status;
1047 adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
1048 adap->fe[0]->ops.read_snr = dm04_read_snr;
1049 adap->fe[0]->ops.read_ber = dm04_read_ber;
1050 adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks;
1051 adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
1052
1053 ret = lme_name(adap);
1054 return ret;
1055}
1056
1057static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
1058{
1059 struct dvb_usb_device *d = adap_to_d(adap);
1060 struct lme2510_state *st = adap_to_priv(adap);
1061 static const char * const tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
1062 int ret = 0;
1063
1064 switch (st->tuner_config) {
1065 case TUNER_LG:
1066 if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
1067 &d->i2c_adap, 1))
1068 ret = st->tuner_config;
1069 break;
1070 case TUNER_S7395:
1071 if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
1072 &d->i2c_adap))
1073 ret = st->tuner_config;
1074 break;
1075 case TUNER_S0194:
1076 if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
1077 &d->i2c_adap, DVB_PLL_OPERA1))
1078 ret = st->tuner_config;
1079 break;
1080 case TUNER_RS2000:
1081 if (dvb_attach(ts2020_attach, adap->fe[0],
1082 &ts2020_config, &d->i2c_adap))
1083 ret = st->tuner_config;
1084 break;
1085 default:
1086 break;
1087 }
1088
1089 if (ret) {
1090 info("TUN Found %s tuner", tun_msg[ret]);
1091 } else {
1092 info("TUN No tuner found");
1093 return -ENODEV;
1094 }
1095
1096
1097 ret = lme2510_int_read(adap);
1098 if (ret < 0) {
1099 info("INT Unable to start Interrupt Service");
1100 return -ENODEV;
1101 }
1102
1103 return ret;
1104}
1105
1106static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
1107{
1108 struct lme2510_state *st = d->priv;
1109 static u8 lnb_on[] = LNB_ON;
1110 static u8 lnb_off[] = LNB_OFF;
1111 static u8 rbuf[1];
1112 int ret = 0, len = 3, rlen = 1;
1113
1114 mutex_lock(&d->i2c_mutex);
1115
1116 ret = lme2510_usb_talk(d, onoff ? lnb_on : lnb_off, len, rbuf, rlen);
1117
1118 st->i2c_talk_onoff = 1;
1119
1120 mutex_unlock(&d->i2c_mutex);
1121
1122 return ret;
1123}
1124
1125static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
1126{
1127 struct lme2510_state *st = d->priv;
1128 int status;
1129
1130 usb_reset_configuration(d->udev);
1131
1132 usb_set_interface(d->udev,
1133 d->props->bInterfaceNumber, 1);
1134
1135 st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
1136
1137 status = lme2510_return_status(d);
1138 if (status == 0x44) {
1139 *name = lme_firmware_switch(d, 0);
1140 return COLD;
1141 }
1142
1143 if (status != 0x47)
1144 return -EINVAL;
1145
1146 return WARM;
1147}
1148
1149static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1150 struct usb_data_stream_properties *stream)
1151{
1152 struct dvb_usb_adapter *adap = fe_to_adap(fe);
1153 struct dvb_usb_device *d;
1154
1155 if (adap == NULL)
1156 return 0;
1157
1158 d = adap_to_d(adap);
1159
1160
1161 if (pid_filter == 2) {
1162 adap->pid_filtering = true;
1163 adap->max_feed_count = 15;
1164 }
1165
1166 if (!(le16_to_cpu(d->udev->descriptor.idProduct)
1167 == 0x1122))
1168 stream->endpoint = 0x8;
1169
1170 return 0;
1171}
1172
1173static int lme2510_get_rc_config(struct dvb_usb_device *d,
1174 struct dvb_usb_rc *rc)
1175{
1176 rc->allowed_protos = RC_PROTO_BIT_NEC32;
1177 return 0;
1178}
1179
1180static void lme2510_exit(struct dvb_usb_device *d)
1181{
1182 struct lme2510_state *st = d->priv;
1183
1184 if (st->lme_urb) {
1185 usb_kill_urb(st->lme_urb);
1186 usb_free_urb(st->lme_urb);
1187 info("Interrupt Service Stopped");
1188 }
1189}
1190
1191static struct dvb_usb_device_properties lme2510_props = {
1192 .driver_name = KBUILD_MODNAME,
1193 .owner = THIS_MODULE,
1194 .bInterfaceNumber = 0,
1195 .adapter_nr = adapter_nr,
1196 .size_of_priv = sizeof(struct lme2510_state),
1197 .generic_bulk_ctrl_endpoint = 0x01,
1198 .generic_bulk_ctrl_endpoint_response = 0x01,
1199
1200 .download_firmware = lme2510_download_firmware,
1201
1202 .power_ctrl = lme2510_powerup,
1203 .identify_state = lme2510_identify_state,
1204 .i2c_algo = &lme2510_i2c_algo,
1205
1206 .frontend_attach = dm04_lme2510_frontend_attach,
1207 .tuner_attach = dm04_lme2510_tuner,
1208 .get_stream_config = lme2510_get_stream_config,
1209 .streaming_ctrl = lme2510_streaming_ctrl,
1210
1211 .get_rc_config = lme2510_get_rc_config,
1212
1213 .exit = lme2510_exit,
1214 .num_adapters = 1,
1215 .adapter = {
1216 {
1217 .caps = DVB_USB_ADAP_HAS_PID_FILTER|
1218 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1219 .pid_filter_count = 15,
1220 .pid_filter = lme2510_pid_filter,
1221 .pid_filter_ctrl = lme2510_pid_filter_ctrl,
1222 .stream =
1223 DVB_USB_STREAM_BULK(0x86, 10, 4096),
1224 },
1225 },
1226};
1227
1228static const struct usb_device_id lme2510_id_table[] = {
1229 { DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
1230 "DM04_LME2510_DVB-S", RC_MAP_LME2510) },
1231 { DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
1232 "DM04_LME2510C_DVB-S", RC_MAP_LME2510) },
1233 { DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
1234 "DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510) },
1235 {}
1236};
1237
1238MODULE_DEVICE_TABLE(usb, lme2510_id_table);
1239
1240static struct usb_driver lme2510_driver = {
1241 .name = KBUILD_MODNAME,
1242 .probe = dvb_usbv2_probe,
1243 .disconnect = dvb_usbv2_disconnect,
1244 .id_table = lme2510_id_table,
1245 .no_dynamic_id = 1,
1246 .soft_unbind = 1,
1247};
1248
1249module_usb_driver(lme2510_driver);
1250
1251MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
1252MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
1253MODULE_VERSION("2.07");
1254MODULE_LICENSE("GPL");
1255MODULE_FIRMWARE(LME2510_C_S7395);
1256MODULE_FIRMWARE(LME2510_C_LG);
1257MODULE_FIRMWARE(LME2510_C_S0194);
1258MODULE_FIRMWARE(LME2510_C_RS2000);
1259MODULE_FIRMWARE(LME2510_LG);
1260MODULE_FIRMWARE(LME2510_S0194);
1261
1262
