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Merge tag 'trace-printf-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/trace...
[drm/drm-misc.git] / drivers / media / usb / dvb-usb-v2 / lmedm04.c
blob8a34e6c0d6a6d115055df48e884ced33c1a21bee
1 // SPDX-License-Identifier: GPL-2.0-only
2 /* DVB USB compliant linux driver for
3 *
4 * DM04/QQBOX DVB-S USB BOX LME2510C + SHARP:BS2F7HZ7395
5 * LME2510C + LG TDQY-P001F
6 * LME2510C + BS2F7HZ0194
7 * LME2510 + LG TDQY-P001F
8 * LME2510 + BS2F7HZ0194
9 *
10 * MVB7395 (LME2510C+SHARP:BS2F7HZ7395)
11 * SHARP:BS2F7HZ7395 = (STV0288+Sharp IX2505V)
12 *
13 * MV001F (LME2510+LGTDQY-P001F)
14 * LG TDQY - P001F =(TDA8263 + TDA10086H)
15 *
16 * MVB0001F (LME2510C+LGTDQT-P001F)
17 *
18 * MV0194 (LME2510+SHARP:BS2F7HZ0194)
19 * SHARP:BS2F7HZ0194 = (STV0299+IX2410)
20 *
21 * MVB0194 (LME2510C+SHARP0194)
22 *
23 * LME2510C + M88RS2000
24 *
25 * For firmware see Documentation/admin-guide/media/lmedm04.rst
26 *
27 * I2C addresses:
28 * 0xd0 - STV0288 - Demodulator
29 * 0xc0 - Sharp IX2505V - Tuner
30 * --
31 * 0x1c - TDA10086 - Demodulator
32 * 0xc0 - TDA8263 - Tuner
33 * --
34 * 0xd0 - STV0299 - Demodulator
35 * 0xc0 - IX2410 - Tuner
36 *
37 * VID = 3344 PID LME2510=1122 LME2510C=1120
38 *
39 * Copyright (C) 2010 Malcolm Priestley (tvboxspy@gmail.com)
40 * LME2510(C)(C) Leaguerme (Shenzhen) MicroElectronics Co., Ltd.
41 *
42 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
43 *
44 * Known Issues :
45 * LME2510: Non Intel USB chipsets fail to maintain High Speed on
46 * Boot or Hot Plug.
47 *
48 * QQbox suffers from noise on LNB voltage.
49 *
50 * LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system
51 * with other tuners. After a cold reset streaming will not start.
52 *
53 * M88RS2000 suffers from loss of lock.
54 */
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 /* debug */
81 static 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
91 module_param_named(debug, dvb_usb_lme2510_debug, int, 0644);
92 MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able)).");
93
94 static int dvb_usb_lme2510_firmware;
95 module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
96 MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
97
98 static int pid_filter;
99 module_param_named(pid, pid_filter, int, 0644);
100 MODULE_PARM_DESC(pid, "set default 0=default 1=off 2=on");
101
102
103 DVB_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
111 struct 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 /* Frontend original calls */
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
140 static 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
166 static 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 /*Restart Stream Command*/
176 return lme2510_usb_talk(d, stream_on, sizeof(stream_on),
177 rbuff, sizeof(rbuff));
178 }
179
180 static 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 /* Convert range from 0x00-0xff to 0x0000-0xffff */
212 #define reg_to_16bits(x) ((x) | ((x) << 8))
213
214 static 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
267 static 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 /* Tweak for earlier firmware*/
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 /* Interrupt will also throw just BIT 0 as lock */
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 /* Interrupt urb is due every 48 msecs while streaming the buffer
366 * stores up to 4 periods if missed. Allow 200 msec for next interrupt.
367 */
368 st->int_urb_due = jiffies + msecs_to_jiffies(200);
369 }
370
371 static 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 /* Quirk of pipe reporting PIPE_BULK but behaves as interrupt */
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
403 static 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 if (ret)
427 return -EREMOTEIO;
428
429 return 0;
430 }
431
432 static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
433 int onoff)
434 {
435 struct dvb_usb_device *d = adap_to_d(adap);
436 int ret = 0;
437
438 deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
439 pid, index, onoff);
440
441 if (onoff) {
442 mutex_lock(&d->i2c_mutex);
443 ret |= lme2510_enable_pid(d, index, pid);
444 mutex_unlock(&d->i2c_mutex);
445 }
446
447
448 return ret;
449 }
450
451
452 static int lme2510_return_status(struct dvb_usb_device *d)
453 {
454 int ret;
455 u8 *data;
456
457 data = kzalloc(6, GFP_KERNEL);
458 if (!data)
459 return -ENOMEM;
460
461 ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),
462 0x06, 0x80, 0x0302, 0x00,
463 data, 0x6, 200);
464 if (ret != 6)
465 ret = -EINVAL;
466 else
467 ret = data[2];
468
469 info("Firmware Status: %6ph", data);
470
471 kfree(data);
472 return ret;
473 }
474
475 static int lme2510_msg(struct dvb_usb_device *d,
476 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
477 {
478 struct lme2510_state *st = d->priv;
479
480 st->i2c_talk_onoff = 1;
481
482 return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
483 }
484
485 static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
486 int num)
487 {
488 struct dvb_usb_device *d = i2c_get_adapdata(adap);
489 struct lme2510_state *st = d->priv;
490 static u8 obuf[64], ibuf[64];
491 int i, read, read_o;
492 u16 len;
493 u8 gate;
494
495 mutex_lock(&d->i2c_mutex);
496
497 for (i = 0; i < num; i++) {
498 read_o = msg[i].flags & I2C_M_RD;
499 read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
500 read |= read_o;
501 gate = (msg[i].addr == st->i2c_tuner_addr)
502 ? (read) ? st->i2c_tuner_gate_r
503 : st->i2c_tuner_gate_w
504 : st->i2c_gate;
505 obuf[0] = gate | (read << 7);
506
507 if (gate == 5)
508 obuf[1] = (read) ? 2 : msg[i].len + 1;
509 else
510 obuf[1] = msg[i].len + read + 1;
511
512 obuf[2] = msg[i].addr << 1;
513
514 if (read) {
515 if (read_o)
516 len = 3;
517 else {
518 memcpy(&obuf[3], msg[i].buf, msg[i].len);
519 obuf[msg[i].len+3] = msg[i+1].len;
520 len = msg[i].len+4;
521 }
522 } else {
523 memcpy(&obuf[3], msg[i].buf, msg[i].len);
524 len = msg[i].len+3;
525 }
526
527 if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
528 deb_info(1, "i2c transfer failed.");
529 mutex_unlock(&d->i2c_mutex);
530 return -EAGAIN;
531 }
532
533 if (read) {
534 if (read_o)
535 memcpy(msg[i].buf, &ibuf[1], msg[i].len);
536 else {
537 memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
538 i++;
539 }
540 }
541 }
542
543 mutex_unlock(&d->i2c_mutex);
544 return i;
545 }
546
547 static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
548 {
549 return I2C_FUNC_I2C;
550 }
551
552 static struct i2c_algorithm lme2510_i2c_algo = {
553 .master_xfer = lme2510_i2c_xfer,
554 .functionality = lme2510_i2c_func,
555 };
556
557 static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
558 {
559 struct dvb_usb_adapter *adap = fe_to_adap(fe);
560 struct dvb_usb_device *d = adap_to_d(adap);
561 struct lme2510_state *st = adap_to_priv(adap);
562 static u8 clear_reg_3[] = LME_ALL_PIDS;
563 static u8 rbuf[1];
564 int ret = 0, rlen = sizeof(rbuf);
565
566 deb_info(1, "STM (%02x)", onoff);
567
568 /* Streaming is started by FE_HAS_LOCK */
569 if (onoff == 1)
570 st->stream_on = 1;
571 else {
572 deb_info(1, "STM Steam Off");
573 /* mutex is here only to avoid collision with I2C */
574 mutex_lock(&d->i2c_mutex);
575
576 ret = lme2510_usb_talk(d, clear_reg_3,
577 sizeof(clear_reg_3), rbuf, rlen);
578 st->stream_on = 0;
579 st->i2c_talk_onoff = 1;
580
581 mutex_unlock(&d->i2c_mutex);
582 }
583
584 return (ret < 0) ? -ENODEV : 0;
585 }
586
587 static u8 check_sum(u8 *p, u8 len)
588 {
589 u8 sum = 0;
590 while (len--)
591 sum += *p++;
592 return sum;
593 }
594
595 static int lme2510_download_firmware(struct dvb_usb_device *d,
596 const struct firmware *fw)
597 {
598 int ret = 0;
599 u8 *data;
600 u16 j, wlen, len_in, start, end;
601 u8 packet_size, dlen, i;
602 u8 *fw_data;
603
604 packet_size = 0x31;
605 len_in = 1;
606
607 data = kzalloc(128, GFP_KERNEL);
608 if (!data) {
609 info("FRM Could not start Firmware Download"\
610 "(Buffer allocation failed)");
611 return -ENOMEM;
612 }
613
614 info("FRM Starting Firmware Download");
615
616 for (i = 1; i < 3; i++) {
617 start = (i == 1) ? 0 : 512;
618 end = (i == 1) ? 512 : fw->size;
619 for (j = start; j < end; j += (packet_size+1)) {
620 fw_data = (u8 *)(fw->data + j);
621 if ((end - j) > packet_size) {
622 data[0] = i;
623 dlen = packet_size;
624 } else {
625 data[0] = i | 0x80;
626 dlen = (u8)(end - j)-1;
627 }
628 data[1] = dlen;
629 memcpy(&data[2], fw_data, dlen+1);
630 wlen = (u8) dlen + 4;
631 data[wlen-1] = check_sum(fw_data, dlen+1);
632 deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
633 data[dlen+2], data[dlen+3]);
634 lme2510_usb_talk(d, data, wlen, data, len_in);
635 ret |= (data[0] == 0x88) ? 0 : -1;
636 }
637 }
638
639 data[0] = 0x8a;
640 len_in = 1;
641 msleep(2000);
642 lme2510_usb_talk(d, data, len_in, data, len_in);
643 msleep(400);
644
645 if (ret < 0)
646 info("FRM Firmware Download Failed (%04x)" , ret);
647 else
648 info("FRM Firmware Download Completed - Resetting Device");
649
650 kfree(data);
651 return RECONNECTS_USB;
652 }
653
654 static void lme_coldreset(struct dvb_usb_device *d)
655 {
656 u8 data[1] = {0};
657 data[0] = 0x0a;
658 info("FRM Firmware Cold Reset");
659
660 lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
661
662 return;
663 }
664
665 static const char fw_c_s7395[] = LME2510_C_S7395;
666 static const char fw_c_lg[] = LME2510_C_LG;
667 static const char fw_c_s0194[] = LME2510_C_S0194;
668 static const char fw_c_rs2000[] = LME2510_C_RS2000;
669 static const char fw_lg[] = LME2510_LG;
670 static const char fw_s0194[] = LME2510_S0194;
671
672 static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
673 {
674 struct lme2510_state *st = d->priv;
675 struct usb_device *udev = d->udev;
676 const struct firmware *fw = NULL;
677 const char *fw_lme;
678 int ret = 0;
679
680 cold = (cold > 0) ? (cold & 1) : 0;
681
682 switch (le16_to_cpu(udev->descriptor.idProduct)) {
683 case 0x1122:
684 switch (st->dvb_usb_lme2510_firmware) {
685 default:
686 case TUNER_S0194:
687 fw_lme = fw_s0194;
688 ret = request_firmware(&fw, fw_lme, &udev->dev);
689 if (ret == 0) {
690 st->dvb_usb_lme2510_firmware = TUNER_S0194;
691 cold = 0;
692 break;
693 }
694 fallthrough;
695 case TUNER_LG:
696 fw_lme = fw_lg;
697 ret = request_firmware(&fw, fw_lme, &udev->dev);
698 if (ret == 0) {
699 st->dvb_usb_lme2510_firmware = TUNER_LG;
700 break;
701 }
702 st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
703 break;
704 }
705 break;
706 case 0x1120:
707 switch (st->dvb_usb_lme2510_firmware) {
708 default:
709 case TUNER_S7395:
710 fw_lme = fw_c_s7395;
711 ret = request_firmware(&fw, fw_lme, &udev->dev);
712 if (ret == 0) {
713 st->dvb_usb_lme2510_firmware = TUNER_S7395;
714 cold = 0;
715 break;
716 }
717 fallthrough;
718 case TUNER_LG:
719 fw_lme = fw_c_lg;
720 ret = request_firmware(&fw, fw_lme, &udev->dev);
721 if (ret == 0) {
722 st->dvb_usb_lme2510_firmware = TUNER_LG;
723 break;
724 }
725 fallthrough;
726 case TUNER_S0194:
727 fw_lme = fw_c_s0194;
728 ret = request_firmware(&fw, fw_lme, &udev->dev);
729 if (ret == 0) {
730 st->dvb_usb_lme2510_firmware = TUNER_S0194;
731 break;
732 }
733 st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
734 cold = 0;
735 break;
736 }
737 break;
738 case 0x22f0:
739 fw_lme = fw_c_rs2000;
740 st->dvb_usb_lme2510_firmware = TUNER_RS2000;
741 break;
742 default:
743 fw_lme = fw_c_s7395;
744 }
745
746 release_firmware(fw);
747
748 if (cold) {
749 dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
750 info("FRM Changing to %s firmware", fw_lme);
751 lme_coldreset(d);
752 return NULL;
753 }
754
755 return fw_lme;
756 }
757
758 static struct tda10086_config tda10086_config = {
759 .demod_address = 0x0e,
760 .invert = 0,
761 .diseqc_tone = 1,
762 .xtal_freq = TDA10086_XTAL_16M,
763 };
764
765 static struct stv0288_config lme_config = {
766 .demod_address = 0x68,
767 .min_delay_ms = 15,
768 .inittab = s7395_inittab,
769 };
770
771 static struct ix2505v_config lme_tuner = {
772 .tuner_address = 0x60,
773 .min_delay_ms = 100,
774 .tuner_gain = 0x0,
775 .tuner_chargepump = 0x3,
776 };
777
778 static struct stv0299_config sharp_z0194_config = {
779 .demod_address = 0x68,
780 .inittab = sharp_z0194a_inittab,
781 .mclk = 88000000UL,
782 .invert = 0,
783 .skip_reinit = 0,
784 .lock_output = STV0299_LOCKOUTPUT_1,
785 .volt13_op0_op1 = STV0299_VOLT13_OP1,
786 .min_delay_ms = 100,
787 .set_symbol_rate = sharp_z0194a_set_symbol_rate,
788 };
789
790 static struct m88rs2000_config m88rs2000_config = {
791 .demod_addr = 0x68
792 };
793
794 static struct ts2020_config ts2020_config = {
795 .tuner_address = 0x60,
796 .clk_out_div = 7,
797 .dont_poll = true
798 };
799
800 static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
801 enum fe_sec_voltage voltage)
802 {
803 struct dvb_usb_device *d = fe_to_d(fe);
804 struct lme2510_state *st = fe_to_priv(fe);
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
810 mutex_lock(&d->i2c_mutex);
811
812 switch (voltage) {
813 case SEC_VOLTAGE_18:
814 ret |= lme2510_usb_talk(d,
815 voltage_high, len, rbuf, rlen);
816 break;
817
818 case SEC_VOLTAGE_OFF:
819 case SEC_VOLTAGE_13:
820 default:
821 ret |= lme2510_usb_talk(d,
822 voltage_low, len, rbuf, rlen);
823 break;
824 }
825
826 mutex_unlock(&d->i2c_mutex);
827
828 if (st->tuner_config == TUNER_RS2000)
829 if (st->fe_set_voltage)
830 st->fe_set_voltage(fe, voltage);
831
832
833 return (ret < 0) ? -ENODEV : 0;
834 }
835
836 static int dm04_read_status(struct dvb_frontend *fe, enum fe_status *status)
837 {
838 struct dvb_usb_device *d = fe_to_d(fe);
839 struct lme2510_state *st = d->priv;
840 int ret = 0;
841
842 if (st->i2c_talk_onoff) {
843 if (st->fe_read_status) {
844 ret = st->fe_read_status(fe, status);
845 if (ret < 0)
846 return ret;
847 }
848
849 st->lock_status = *status;
850
851 if (*status & FE_HAS_LOCK && st->stream_on) {
852 mutex_lock(&d->i2c_mutex);
853
854 st->i2c_talk_onoff = 0;
855 ret = lme2510_stream_restart(d);
856
857 mutex_unlock(&d->i2c_mutex);
858 }
859
860 return ret;
861 }
862
863 /* Timeout of interrupt reached on RS2000 */
864 if (st->tuner_config == TUNER_RS2000 &&
865 time_after(jiffies, st->int_urb_due))
866 st->lock_status &= ~FE_HAS_LOCK;
867
868 *status = st->lock_status;
869
870 if (!(*status & FE_HAS_LOCK)) {
871 struct dvb_usb_adapter *adap = fe_to_adap(fe);
872
873 st->i2c_talk_onoff = 1;
874
875 lme2510_update_stats(adap);
876 }
877
878 return ret;
879 }
880
881 static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
882 {
883 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
884 struct lme2510_state *st = fe_to_priv(fe);
885
886 if (st->fe_read_signal_strength && !st->stream_on)
887 return st->fe_read_signal_strength(fe, strength);
888
889 if (c->strength.stat[0].scale == FE_SCALE_RELATIVE)
890 *strength = (u16)c->strength.stat[0].uvalue;
891 else
892 *strength = 0;
893
894 return 0;
895 }
896
897 static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
898 {
899 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
900 struct lme2510_state *st = fe_to_priv(fe);
901
902 if (st->fe_read_snr && !st->stream_on)
903 return st->fe_read_snr(fe, snr);
904
905 if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE)
906 *snr = (u16)c->cnr.stat[0].uvalue;
907 else
908 *snr = 0;
909
910 return 0;
911 }
912
913 static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
914 {
915 struct lme2510_state *st = fe_to_priv(fe);
916
917 if (st->fe_read_ber && !st->stream_on)
918 return st->fe_read_ber(fe, ber);
919
920 *ber = 0;
921
922 return 0;
923 }
924
925 static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
926 {
927 struct lme2510_state *st = fe_to_priv(fe);
928
929 if (st->fe_read_ucblocks && !st->stream_on)
930 return st->fe_read_ucblocks(fe, ucblocks);
931
932 *ucblocks = 0;
933
934 return 0;
935 }
936
937 static int lme_name(struct dvb_usb_adapter *adap)
938 {
939 struct dvb_usb_device *d = adap_to_d(adap);
940 struct lme2510_state *st = adap_to_priv(adap);
941 const char *desc = d->name;
942 static const char * const fe_name[] = {
943 "", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
944 " SHARP:BS2F7HZ0194", " RS2000"};
945 char *name = adap->fe[0]->ops.info.name;
946
947 strscpy(name, desc, 128);
948 strlcat(name, fe_name[st->tuner_config], 128);
949
950 return 0;
951 }
952
953 static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
954 {
955 struct dvb_usb_device *d = adap_to_d(adap);
956 struct lme2510_state *st = d->priv;
957 int ret = 0;
958
959 st->i2c_talk_onoff = 1;
960 switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
961 case 0x1122:
962 case 0x1120:
963 st->i2c_gate = 4;
964 adap->fe[0] = dvb_attach(tda10086_attach,
965 &tda10086_config, &d->i2c_adap);
966 if (adap->fe[0]) {
967 info("TUN Found Frontend TDA10086");
968 st->i2c_tuner_gate_w = 4;
969 st->i2c_tuner_gate_r = 4;
970 st->i2c_tuner_addr = 0x60;
971 st->tuner_config = TUNER_LG;
972 if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
973 st->dvb_usb_lme2510_firmware = TUNER_LG;
974 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
975 }
976 break;
977 }
978
979 st->i2c_gate = 4;
980 adap->fe[0] = dvb_attach(stv0299_attach,
981 &sharp_z0194_config, &d->i2c_adap);
982 if (adap->fe[0]) {
983 info("FE Found Stv0299");
984 st->i2c_tuner_gate_w = 4;
985 st->i2c_tuner_gate_r = 5;
986 st->i2c_tuner_addr = 0x60;
987 st->tuner_config = TUNER_S0194;
988 if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
989 st->dvb_usb_lme2510_firmware = TUNER_S0194;
990 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
991 }
992 break;
993 }
994
995 st->i2c_gate = 5;
996 adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
997 &d->i2c_adap);
998
999 if (adap->fe[0]) {
1000 info("FE Found Stv0288");
1001 st->i2c_tuner_gate_w = 4;
1002 st->i2c_tuner_gate_r = 5;
1003 st->i2c_tuner_addr = 0x60;
1004 st->tuner_config = TUNER_S7395;
1005 if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
1006 st->dvb_usb_lme2510_firmware = TUNER_S7395;
1007 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1008 }
1009 break;
1010 }
1011 fallthrough;
1012 case 0x22f0:
1013 st->i2c_gate = 5;
1014 adap->fe[0] = dvb_attach(m88rs2000_attach,
1015 &m88rs2000_config, &d->i2c_adap);
1016
1017 if (adap->fe[0]) {
1018 info("FE Found M88RS2000");
1019 st->i2c_tuner_gate_w = 5;
1020 st->i2c_tuner_gate_r = 5;
1021 st->i2c_tuner_addr = 0x60;
1022 st->tuner_config = TUNER_RS2000;
1023 st->fe_set_voltage =
1024 adap->fe[0]->ops.set_voltage;
1025 }
1026 break;
1027 }
1028
1029 if (adap->fe[0] == NULL) {
1030 info("DM04/QQBOX Not Powered up or not Supported");
1031 return -ENODEV;
1032 }
1033
1034 if (ret) {
1035 if (adap->fe[0]) {
1036 dvb_frontend_detach(adap->fe[0]);
1037 adap->fe[0] = NULL;
1038 }
1039 d->rc_map = NULL;
1040 return -ENODEV;
1041 }
1042
1043 st->fe_read_status = adap->fe[0]->ops.read_status;
1044 st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength;
1045 st->fe_read_snr = adap->fe[0]->ops.read_snr;
1046 st->fe_read_ber = adap->fe[0]->ops.read_ber;
1047 st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks;
1048
1049 adap->fe[0]->ops.read_status = dm04_read_status;
1050 adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
1051 adap->fe[0]->ops.read_snr = dm04_read_snr;
1052 adap->fe[0]->ops.read_ber = dm04_read_ber;
1053 adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks;
1054 adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
1055
1056 ret = lme_name(adap);
1057 return ret;
1058 }
1059
1060 static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
1061 {
1062 struct dvb_usb_device *d = adap_to_d(adap);
1063 struct lme2510_state *st = adap_to_priv(adap);
1064 static const char * const tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
1065 int ret = 0;
1066
1067 switch (st->tuner_config) {
1068 case TUNER_LG:
1069 if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
1070 &d->i2c_adap, 1))
1071 ret = st->tuner_config;
1072 break;
1073 case TUNER_S7395:
1074 if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
1075 &d->i2c_adap))
1076 ret = st->tuner_config;
1077 break;
1078 case TUNER_S0194:
1079 if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
1080 &d->i2c_adap, DVB_PLL_OPERA1))
1081 ret = st->tuner_config;
1082 break;
1083 case TUNER_RS2000:
1084 if (dvb_attach(ts2020_attach, adap->fe[0],
1085 &ts2020_config, &d->i2c_adap))
1086 ret = st->tuner_config;
1087 break;
1088 default:
1089 break;
1090 }
1091
1092 if (ret) {
1093 info("TUN Found %s tuner", tun_msg[ret]);
1094 } else {
1095 info("TUN No tuner found");
1096 return -ENODEV;
1097 }
1098
1099 /* Start the Interrupt*/
1100 ret = lme2510_int_read(adap);
1101 if (ret < 0) {
1102 info("INT Unable to start Interrupt Service");
1103 return -ENODEV;
1104 }
1105
1106 return ret;
1107 }
1108
1109 static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
1110 {
1111 struct lme2510_state *st = d->priv;
1112 static u8 lnb_on[] = LNB_ON;
1113 static u8 lnb_off[] = LNB_OFF;
1114 static u8 rbuf[1];
1115 int ret = 0, len = 3, rlen = 1;
1116
1117 mutex_lock(&d->i2c_mutex);
1118
1119 ret = lme2510_usb_talk(d, onoff ? lnb_on : lnb_off, len, rbuf, rlen);
1120
1121 st->i2c_talk_onoff = 1;
1122
1123 mutex_unlock(&d->i2c_mutex);
1124
1125 return ret;
1126 }
1127
1128 static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
1129 {
1130 struct lme2510_state *st = d->priv;
1131 int status;
1132
1133 usb_reset_configuration(d->udev);
1134
1135 usb_set_interface(d->udev,
1136 d->props->bInterfaceNumber, 1);
1137
1138 st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
1139
1140 status = lme2510_return_status(d);
1141 if (status == 0x44) {
1142 *name = lme_firmware_switch(d, 0);
1143 return COLD;
1144 }
1145
1146 if (status != 0x47)
1147 return -EINVAL;
1148
1149 return WARM;
1150 }
1151
1152 static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1153 struct usb_data_stream_properties *stream)
1154 {
1155 struct dvb_usb_adapter *adap = fe_to_adap(fe);
1156 struct dvb_usb_device *d;
1157
1158 if (adap == NULL)
1159 return 0;
1160
1161 d = adap_to_d(adap);
1162
1163 /* Turn PID filter on the fly by module option */
1164 if (pid_filter == 2) {
1165 adap->pid_filtering = true;
1166 adap->max_feed_count = 15;
1167 }
1168
1169 if (!(le16_to_cpu(d->udev->descriptor.idProduct)
1170 == 0x1122))
1171 stream->endpoint = 0x8;
1172
1173 return 0;
1174 }
1175
1176 static int lme2510_get_rc_config(struct dvb_usb_device *d,
1177 struct dvb_usb_rc *rc)
1178 {
1179 rc->allowed_protos = RC_PROTO_BIT_NEC32;
1180 return 0;
1181 }
1182
1183 static void lme2510_exit(struct dvb_usb_device *d)
1184 {
1185 struct lme2510_state *st = d->priv;
1186
1187 if (st->lme_urb) {
1188 usb_kill_urb(st->lme_urb);
1189 usb_free_urb(st->lme_urb);
1190 info("Interrupt Service Stopped");
1191 }
1192 }
1193
1194 static struct dvb_usb_device_properties lme2510_props = {
1195 .driver_name = KBUILD_MODNAME,
1196 .owner = THIS_MODULE,
1197 .bInterfaceNumber = 0,
1198 .adapter_nr = adapter_nr,
1199 .size_of_priv = sizeof(struct lme2510_state),
1200 .generic_bulk_ctrl_endpoint = 0x01,
1201 .generic_bulk_ctrl_endpoint_response = 0x01,
1202
1203 .download_firmware = lme2510_download_firmware,
1204
1205 .power_ctrl = lme2510_powerup,
1206 .identify_state = lme2510_identify_state,
1207 .i2c_algo = &lme2510_i2c_algo,
1208
1209 .frontend_attach = dm04_lme2510_frontend_attach,
1210 .tuner_attach = dm04_lme2510_tuner,
1211 .get_stream_config = lme2510_get_stream_config,
1212 .streaming_ctrl = lme2510_streaming_ctrl,
1213
1214 .get_rc_config = lme2510_get_rc_config,
1215
1216 .exit = lme2510_exit,
1217 .num_adapters = 1,
1218 .adapter = {
1219 {
1220 .caps = DVB_USB_ADAP_HAS_PID_FILTER|
1221 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1222 .pid_filter_count = 15,
1223 .pid_filter = lme2510_pid_filter,
1224 .pid_filter_ctrl = lme2510_pid_filter_ctrl,
1225 .stream =
1226 DVB_USB_STREAM_BULK(0x86, 10, 4096),
1227 },
1228 },
1229 };
1230
1231 static const struct usb_device_id lme2510_id_table[] = {
1232 { DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
1233 "DM04_LME2510_DVB-S", RC_MAP_LME2510) },
1234 { DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
1235 "DM04_LME2510C_DVB-S", RC_MAP_LME2510) },
1236 { DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
1237 "DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510) },
1238 {} /* Terminating entry */
1239 };
1240
1241 MODULE_DEVICE_TABLE(usb, lme2510_id_table);
1242
1243 static struct usb_driver lme2510_driver = {
1244 .name = KBUILD_MODNAME,
1245 .probe = dvb_usbv2_probe,
1246 .disconnect = dvb_usbv2_disconnect,
1247 .id_table = lme2510_id_table,
1248 .no_dynamic_id = 1,
1249 .soft_unbind = 1,
1250 };
1251
1252 module_usb_driver(lme2510_driver);
1253
1254 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
1255 MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
1256 MODULE_VERSION("2.07");
1257 MODULE_LICENSE("GPL");
1258 MODULE_FIRMWARE(LME2510_C_S7395);
1259 MODULE_FIRMWARE(LME2510_C_LG);
1260 MODULE_FIRMWARE(LME2510_C_S0194);
1261 MODULE_FIRMWARE(LME2510_C_RS2000);
1262 MODULE_FIRMWARE(LME2510_LG);
1263 MODULE_FIRMWARE(LME2510_S0194);
1264
Kernel DRM miscellaneous fixes and cross-tree changes