irqchip/s3c24xx: Mark init_eint as __maybe_unused
[linux/fpc-iii.git] / drivers / media / usb / dvb-usb-v2 / lmedm04.c
blob3721ee63b8fb0acdc3da50a70813ce80f1174154
1 /* DVB USB compliant linux driver for
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
9 * MVB7395 (LME2510C+SHARP:BS2F7HZ7395)
10 * SHARP:BS2F7HZ7395 = (STV0288+Sharp IX2505V)
12 * MV001F (LME2510+LGTDQY-P001F)
13 * LG TDQY - P001F =(TDA8263 + TDA10086H)
15 * MVB0001F (LME2510C+LGTDQT-P001F)
17 * MV0194 (LME2510+SHARP:BS2F7HZ0194)
18 * SHARP:BS2F7HZ0194 = (STV0299+IX2410)
20 * MVB0194 (LME2510C+SHARP0194)
22 * LME2510C + M88RS2000
24 * For firmware see Documentation/dvb/lmedm04.txt
26 * I2C addresses:
27 * 0xd0 - STV0288 - Demodulator
28 * 0xc0 - Sharp IX2505V - Tuner
29 * --
30 * 0x1c - TDA10086 - Demodulator
31 * 0xc0 - TDA8263 - Tuner
32 * --
33 * 0xd0 - STV0299 - Demodulator
34 * 0xc0 - IX2410 - Tuner
37 * VID = 3344 PID LME2510=1122 LME2510C=1120
39 * Copyright (C) 2010 Malcolm Priestley (tvboxspy@gmail.com)
40 * LME2510(C)(C) Leaguerme (Shenzhen) MicroElectronics Co., Ltd.
42 * This program is free software; you can redistribute it and/or modify
43 * it under the terms of the GNU General Public License Version 2, as
44 * published by the Free Software Foundation.
46 * This program is distributed in the hope that it will be useful,
47 * but WITHOUT ANY WARRANTY; without even the implied warranty of
48 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
49 * GNU General Public License for more details.
51 * You should have received a copy of the GNU General Public License
52 * along with this program; if not, write to the Free Software
53 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
56 * see Documentation/dvb/README.dvb-usb for more information
58 * Known Issues :
59 * LME2510: Non Intel USB chipsets fail to maintain High Speed on
60 * Boot or Hot Plug.
62 * QQbox suffers from noise on LNB voltage.
64 * LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system
65 * with other tuners. After a cold reset streaming will not start.
67 * M88RS2000 suffers from loss of lock.
69 #define DVB_USB_LOG_PREFIX "LME2510(C)"
70 #include <linux/usb.h>
71 #include <linux/usb/input.h>
72 #include <media/rc-core.h>
74 #include "dvb_usb.h"
75 #include "lmedm04.h"
76 #include "tda826x.h"
77 #include "tda10086.h"
78 #include "stv0288.h"
79 #include "ix2505v.h"
80 #include "stv0299.h"
81 #include "dvb-pll.h"
82 #include "z0194a.h"
83 #include "m88rs2000.h"
84 #include "ts2020.h"
87 #define LME2510_C_S7395 "dvb-usb-lme2510c-s7395.fw";
88 #define LME2510_C_LG "dvb-usb-lme2510c-lg.fw";
89 #define LME2510_C_S0194 "dvb-usb-lme2510c-s0194.fw";
90 #define LME2510_C_RS2000 "dvb-usb-lme2510c-rs2000.fw";
91 #define LME2510_LG "dvb-usb-lme2510-lg.fw";
92 #define LME2510_S0194 "dvb-usb-lme2510-s0194.fw";
94 /* debug */
95 static int dvb_usb_lme2510_debug;
96 #define lme_debug(var, level, args...) do { \
97 if ((var >= level)) \
98 pr_debug(DVB_USB_LOG_PREFIX": " args); \
99 } while (0)
100 #define deb_info(level, args...) lme_debug(dvb_usb_lme2510_debug, level, args)
101 #define debug_data_snipet(level, name, p) \
102 deb_info(level, name" (%02x%02x%02x%02x%02x%02x%02x%02x)", \
103 *p, *(p+1), *(p+2), *(p+3), *(p+4), \
104 *(p+5), *(p+6), *(p+7));
105 #define info(args...) pr_info(DVB_USB_LOG_PREFIX": "args)
107 module_param_named(debug, dvb_usb_lme2510_debug, int, 0644);
108 MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able)).");
110 static int dvb_usb_lme2510_firmware;
111 module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
112 MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
114 static int pid_filter;
115 module_param_named(pid, pid_filter, int, 0644);
116 MODULE_PARM_DESC(pid, "set default 0=default 1=off 2=on");
119 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
121 #define TUNER_DEFAULT 0x0
122 #define TUNER_LG 0x1
123 #define TUNER_S7395 0x2
124 #define TUNER_S0194 0x3
125 #define TUNER_RS2000 0x4
127 struct lme2510_state {
128 unsigned long int_urb_due;
129 enum fe_status lock_status;
130 u8 id;
131 u8 tuner_config;
132 u8 signal_level;
133 u8 signal_sn;
134 u8 time_key;
135 u8 i2c_talk_onoff;
136 u8 i2c_gate;
137 u8 i2c_tuner_gate_w;
138 u8 i2c_tuner_gate_r;
139 u8 i2c_tuner_addr;
140 u8 stream_on;
141 u8 pid_size;
142 u8 pid_off;
143 void *buffer;
144 struct urb *lme_urb;
145 void *usb_buffer;
146 /* Frontend original calls */
147 int (*fe_read_status)(struct dvb_frontend *, enum fe_status *);
148 int (*fe_read_signal_strength)(struct dvb_frontend *, u16 *);
149 int (*fe_read_snr)(struct dvb_frontend *, u16 *);
150 int (*fe_read_ber)(struct dvb_frontend *, u32 *);
151 int (*fe_read_ucblocks)(struct dvb_frontend *, u32 *);
152 int (*fe_set_voltage)(struct dvb_frontend *, enum fe_sec_voltage);
153 u8 dvb_usb_lme2510_firmware;
156 static int lme2510_bulk_write(struct usb_device *dev,
157 u8 *snd, int len, u8 pipe)
159 int ret, actual_l;
161 ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
162 snd, len , &actual_l, 100);
163 return ret;
166 static int lme2510_bulk_read(struct usb_device *dev,
167 u8 *rev, int len, u8 pipe)
169 int ret, actual_l;
171 ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
172 rev, len , &actual_l, 200);
173 return ret;
176 static int lme2510_usb_talk(struct dvb_usb_device *d,
177 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
179 struct lme2510_state *st = d->priv;
180 u8 *buff;
181 int ret = 0;
183 if (st->usb_buffer == NULL) {
184 st->usb_buffer = kmalloc(64, GFP_KERNEL);
185 if (st->usb_buffer == NULL) {
186 info("MEM Error no memory");
187 return -ENOMEM;
190 buff = st->usb_buffer;
192 ret = mutex_lock_interruptible(&d->usb_mutex);
194 if (ret < 0)
195 return -EAGAIN;
197 /* the read/write capped at 64 */
198 memcpy(buff, wbuf, (wlen < 64) ? wlen : 64);
200 ret |= lme2510_bulk_write(d->udev, buff, wlen , 0x01);
202 ret |= lme2510_bulk_read(d->udev, buff, (rlen < 64) ?
203 rlen : 64 , 0x01);
205 if (rlen > 0)
206 memcpy(rbuf, buff, rlen);
208 mutex_unlock(&d->usb_mutex);
210 return (ret < 0) ? -ENODEV : 0;
213 static int lme2510_stream_restart(struct dvb_usb_device *d)
215 struct lme2510_state *st = d->priv;
216 u8 all_pids[] = LME_ALL_PIDS;
217 u8 stream_on[] = LME_ST_ON_W;
218 int ret;
219 u8 rbuff[1];
220 if (st->pid_off)
221 ret = lme2510_usb_talk(d, all_pids, sizeof(all_pids),
222 rbuff, sizeof(rbuff));
223 /*Restart Stream Command*/
224 ret = lme2510_usb_talk(d, stream_on, sizeof(stream_on),
225 rbuff, sizeof(rbuff));
226 return ret;
229 static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out)
231 struct lme2510_state *st = d->priv;
232 static u8 pid_buff[] = LME_ZERO_PID;
233 static u8 rbuf[1];
234 u8 pid_no = index * 2;
235 u8 pid_len = pid_no + 2;
236 int ret = 0;
237 deb_info(1, "PID Setting Pid %04x", pid_out);
239 if (st->pid_size == 0)
240 ret |= lme2510_stream_restart(d);
242 pid_buff[2] = pid_no;
243 pid_buff[3] = (u8)pid_out & 0xff;
244 pid_buff[4] = pid_no + 1;
245 pid_buff[5] = (u8)(pid_out >> 8);
247 if (pid_len > st->pid_size)
248 st->pid_size = pid_len;
249 pid_buff[7] = 0x80 + st->pid_size;
251 ret |= lme2510_usb_talk(d, pid_buff ,
252 sizeof(pid_buff) , rbuf, sizeof(rbuf));
254 if (st->stream_on)
255 ret |= lme2510_stream_restart(d);
257 return ret;
260 /* Convert range from 0x00-0xff to 0x0000-0xffff */
261 #define reg_to_16bits(x) ((x) | ((x) << 8))
263 static void lme2510_update_stats(struct dvb_usb_adapter *adap)
265 struct lme2510_state *st = adap_to_priv(adap);
266 struct dvb_frontend *fe = adap->fe[0];
267 struct dtv_frontend_properties *c;
268 u32 s_tmp = 0, c_tmp = 0;
270 if (!fe)
271 return;
273 c = &fe->dtv_property_cache;
275 c->block_count.len = 1;
276 c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
277 c->block_error.len = 1;
278 c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
279 c->post_bit_count.len = 1;
280 c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
281 c->post_bit_error.len = 1;
282 c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
284 if (st->i2c_talk_onoff) {
285 c->strength.len = 1;
286 c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
287 c->cnr.len = 1;
288 c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
289 return;
292 switch (st->tuner_config) {
293 case TUNER_LG:
294 s_tmp = reg_to_16bits(0xff - st->signal_level);
295 c_tmp = reg_to_16bits(0xff - st->signal_sn);
296 break;
297 case TUNER_S7395:
298 case TUNER_S0194:
299 s_tmp = 0xffff - (((st->signal_level * 2) << 8) * 5 / 4);
300 c_tmp = reg_to_16bits((0xff - st->signal_sn - 0xa1) * 3);
301 break;
302 case TUNER_RS2000:
303 s_tmp = reg_to_16bits(st->signal_level);
304 c_tmp = reg_to_16bits(st->signal_sn);
307 c->strength.len = 1;
308 c->strength.stat[0].scale = FE_SCALE_RELATIVE;
309 c->strength.stat[0].uvalue = (u64)s_tmp;
311 c->cnr.len = 1;
312 c->cnr.stat[0].scale = FE_SCALE_RELATIVE;
313 c->cnr.stat[0].uvalue = (u64)c_tmp;
316 static void lme2510_int_response(struct urb *lme_urb)
318 struct dvb_usb_adapter *adap = lme_urb->context;
319 struct lme2510_state *st = adap_to_priv(adap);
320 static u8 *ibuf, *rbuf;
321 int i = 0, offset;
322 u32 key;
323 u8 signal_lock = 0;
325 switch (lme_urb->status) {
326 case 0:
327 case -ETIMEDOUT:
328 break;
329 case -ECONNRESET:
330 case -ENOENT:
331 case -ESHUTDOWN:
332 return;
333 default:
334 info("Error %x", lme_urb->status);
335 break;
338 rbuf = (u8 *) lme_urb->transfer_buffer;
340 offset = ((lme_urb->actual_length/8) > 4)
341 ? 4 : (lme_urb->actual_length/8) ;
343 for (i = 0; i < offset; ++i) {
344 ibuf = (u8 *)&rbuf[i*8];
345 deb_info(5, "INT O/S C =%02x C/O=%02x Type =%02x%02x",
346 offset, i, ibuf[0], ibuf[1]);
348 switch (ibuf[0]) {
349 case 0xaa:
350 debug_data_snipet(1, "INT Remote data snipet", ibuf);
351 if (!adap_to_d(adap)->rc_dev)
352 break;
354 key = RC_SCANCODE_NEC32(ibuf[2] << 24 |
355 ibuf[3] << 16 |
356 ibuf[4] << 8 |
357 ibuf[5]);
359 deb_info(1, "INT Key = 0x%08x", key);
360 rc_keydown(adap_to_d(adap)->rc_dev, RC_TYPE_NEC, key, 0);
361 break;
362 case 0xbb:
363 switch (st->tuner_config) {
364 case TUNER_LG:
365 signal_lock = ibuf[2] & BIT(5);
366 st->signal_level = ibuf[4];
367 st->signal_sn = ibuf[3];
368 st->time_key = ibuf[7];
369 break;
370 case TUNER_S7395:
371 case TUNER_S0194:
372 /* Tweak for earlier firmware*/
373 if (ibuf[1] == 0x03) {
374 signal_lock = ibuf[2] & BIT(4);
375 st->signal_level = ibuf[3];
376 st->signal_sn = ibuf[4];
377 } else {
378 st->signal_level = ibuf[4];
379 st->signal_sn = ibuf[5];
381 break;
382 case TUNER_RS2000:
383 signal_lock = ibuf[2] & 0xee;
384 st->signal_level = ibuf[5];
385 st->signal_sn = ibuf[4];
386 st->time_key = ibuf[7];
387 default:
388 break;
391 /* Interrupt will also throw just BIT 0 as lock */
392 signal_lock |= ibuf[2] & BIT(0);
394 if (!signal_lock)
395 st->lock_status &= ~FE_HAS_LOCK;
397 lme2510_update_stats(adap);
399 debug_data_snipet(5, "INT Remote data snipet in", ibuf);
400 break;
401 case 0xcc:
402 debug_data_snipet(1, "INT Control data snipet", ibuf);
403 break;
404 default:
405 debug_data_snipet(1, "INT Unknown data snipet", ibuf);
406 break;
410 usb_submit_urb(lme_urb, GFP_ATOMIC);
412 /* Interrupt urb is due every 48 msecs while streaming the buffer
413 * stores up to 4 periods if missed. Allow 200 msec for next interrupt.
415 st->int_urb_due = jiffies + msecs_to_jiffies(200);
418 static int lme2510_int_read(struct dvb_usb_adapter *adap)
420 struct dvb_usb_device *d = adap_to_d(adap);
421 struct lme2510_state *lme_int = adap_to_priv(adap);
422 struct usb_host_endpoint *ep;
424 lme_int->lme_urb = usb_alloc_urb(0, GFP_ATOMIC);
426 if (lme_int->lme_urb == NULL)
427 return -ENOMEM;
429 lme_int->buffer = usb_alloc_coherent(d->udev, 128, GFP_ATOMIC,
430 &lme_int->lme_urb->transfer_dma);
432 if (lme_int->buffer == NULL)
433 return -ENOMEM;
435 usb_fill_int_urb(lme_int->lme_urb,
436 d->udev,
437 usb_rcvintpipe(d->udev, 0xa),
438 lme_int->buffer,
439 128,
440 lme2510_int_response,
441 adap,
444 /* Quirk of pipe reporting PIPE_BULK but behaves as interrupt */
445 ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe);
447 if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK)
448 lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa),
450 lme_int->lme_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
452 usb_submit_urb(lme_int->lme_urb, GFP_ATOMIC);
453 info("INT Interrupt Service Started");
455 return 0;
458 static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
460 struct dvb_usb_device *d = adap_to_d(adap);
461 struct lme2510_state *st = adap_to_priv(adap);
462 static u8 clear_pid_reg[] = LME_ALL_PIDS;
463 static u8 rbuf[1];
464 int ret = 0;
466 deb_info(1, "PID Clearing Filter");
468 mutex_lock(&d->i2c_mutex);
470 if (!onoff) {
471 ret |= lme2510_usb_talk(d, clear_pid_reg,
472 sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
473 st->pid_off = true;
474 } else
475 st->pid_off = false;
477 st->pid_size = 0;
479 mutex_unlock(&d->i2c_mutex);
481 return 0;
484 static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
485 int onoff)
487 struct dvb_usb_device *d = adap_to_d(adap);
488 int ret = 0;
490 deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
491 pid, index, onoff);
493 if (onoff) {
494 mutex_lock(&d->i2c_mutex);
495 ret |= lme2510_enable_pid(d, index, pid);
496 mutex_unlock(&d->i2c_mutex);
500 return ret;
504 static int lme2510_return_status(struct dvb_usb_device *d)
506 int ret = 0;
507 u8 *data;
509 data = kzalloc(10, GFP_KERNEL);
510 if (!data)
511 return -ENOMEM;
513 ret |= usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),
514 0x06, 0x80, 0x0302, 0x00, data, 0x0006, 200);
515 info("Firmware Status: %x (%x)", ret , data[2]);
517 ret = (ret < 0) ? -ENODEV : data[2];
518 kfree(data);
519 return ret;
522 static int lme2510_msg(struct dvb_usb_device *d,
523 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
525 struct lme2510_state *st = d->priv;
527 st->i2c_talk_onoff = 1;
529 return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
532 static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
533 int num)
535 struct dvb_usb_device *d = i2c_get_adapdata(adap);
536 struct lme2510_state *st = d->priv;
537 static u8 obuf[64], ibuf[64];
538 int i, read, read_o;
539 u16 len;
540 u8 gate = st->i2c_gate;
542 mutex_lock(&d->i2c_mutex);
544 if (gate == 0)
545 gate = 5;
547 for (i = 0; i < num; i++) {
548 read_o = msg[i].flags & I2C_M_RD;
549 read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
550 read |= read_o;
551 gate = (msg[i].addr == st->i2c_tuner_addr)
552 ? (read) ? st->i2c_tuner_gate_r
553 : st->i2c_tuner_gate_w
554 : st->i2c_gate;
555 obuf[0] = gate | (read << 7);
557 if (gate == 5)
558 obuf[1] = (read) ? 2 : msg[i].len + 1;
559 else
560 obuf[1] = msg[i].len + read + 1;
562 obuf[2] = msg[i].addr << 1;
564 if (read) {
565 if (read_o)
566 len = 3;
567 else {
568 memcpy(&obuf[3], msg[i].buf, msg[i].len);
569 obuf[msg[i].len+3] = msg[i+1].len;
570 len = msg[i].len+4;
572 } else {
573 memcpy(&obuf[3], msg[i].buf, msg[i].len);
574 len = msg[i].len+3;
577 if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
578 deb_info(1, "i2c transfer failed.");
579 mutex_unlock(&d->i2c_mutex);
580 return -EAGAIN;
583 if (read) {
584 if (read_o)
585 memcpy(msg[i].buf, &ibuf[1], msg[i].len);
586 else {
587 memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
588 i++;
593 mutex_unlock(&d->i2c_mutex);
594 return i;
597 static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
599 return I2C_FUNC_I2C;
602 static struct i2c_algorithm lme2510_i2c_algo = {
603 .master_xfer = lme2510_i2c_xfer,
604 .functionality = lme2510_i2c_func,
607 static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
609 struct dvb_usb_adapter *adap = fe_to_adap(fe);
610 struct dvb_usb_device *d = adap_to_d(adap);
611 struct lme2510_state *st = adap_to_priv(adap);
612 static u8 clear_reg_3[] = LME_ALL_PIDS;
613 static u8 rbuf[1];
614 int ret = 0, rlen = sizeof(rbuf);
616 deb_info(1, "STM (%02x)", onoff);
618 /* Streaming is started by FE_HAS_LOCK */
619 if (onoff == 1)
620 st->stream_on = 1;
621 else {
622 deb_info(1, "STM Steam Off");
623 /* mutex is here only to avoid collision with I2C */
624 mutex_lock(&d->i2c_mutex);
626 ret = lme2510_usb_talk(d, clear_reg_3,
627 sizeof(clear_reg_3), rbuf, rlen);
628 st->stream_on = 0;
629 st->i2c_talk_onoff = 1;
631 mutex_unlock(&d->i2c_mutex);
634 return (ret < 0) ? -ENODEV : 0;
637 static u8 check_sum(u8 *p, u8 len)
639 u8 sum = 0;
640 while (len--)
641 sum += *p++;
642 return sum;
645 static int lme2510_download_firmware(struct dvb_usb_device *d,
646 const struct firmware *fw)
648 int ret = 0;
649 u8 *data;
650 u16 j, wlen, len_in, start, end;
651 u8 packet_size, dlen, i;
652 u8 *fw_data;
654 packet_size = 0x31;
655 len_in = 1;
657 data = kzalloc(128, GFP_KERNEL);
658 if (!data) {
659 info("FRM Could not start Firmware Download"\
660 "(Buffer allocation failed)");
661 return -ENOMEM;
664 info("FRM Starting Firmware Download");
666 for (i = 1; i < 3; i++) {
667 start = (i == 1) ? 0 : 512;
668 end = (i == 1) ? 512 : fw->size;
669 for (j = start; j < end; j += (packet_size+1)) {
670 fw_data = (u8 *)(fw->data + j);
671 if ((end - j) > packet_size) {
672 data[0] = i;
673 dlen = packet_size;
674 } else {
675 data[0] = i | 0x80;
676 dlen = (u8)(end - j)-1;
678 data[1] = dlen;
679 memcpy(&data[2], fw_data, dlen+1);
680 wlen = (u8) dlen + 4;
681 data[wlen-1] = check_sum(fw_data, dlen+1);
682 deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
683 data[dlen+2], data[dlen+3]);
684 lme2510_usb_talk(d, data, wlen, data, len_in);
685 ret |= (data[0] == 0x88) ? 0 : -1;
689 data[0] = 0x8a;
690 len_in = 1;
691 msleep(2000);
692 lme2510_usb_talk(d, data, len_in, data, len_in);
693 msleep(400);
695 if (ret < 0)
696 info("FRM Firmware Download Failed (%04x)" , ret);
697 else
698 info("FRM Firmware Download Completed - Resetting Device");
700 kfree(data);
701 return RECONNECTS_USB;
704 static void lme_coldreset(struct dvb_usb_device *d)
706 u8 data[1] = {0};
707 data[0] = 0x0a;
708 info("FRM Firmware Cold Reset");
710 lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
712 return;
715 static const char fw_c_s7395[] = LME2510_C_S7395;
716 static const char fw_c_lg[] = LME2510_C_LG;
717 static const char fw_c_s0194[] = LME2510_C_S0194;
718 static const char fw_c_rs2000[] = LME2510_C_RS2000;
719 static const char fw_lg[] = LME2510_LG;
720 static const char fw_s0194[] = LME2510_S0194;
722 static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
724 struct lme2510_state *st = d->priv;
725 struct usb_device *udev = d->udev;
726 const struct firmware *fw = NULL;
727 const char *fw_lme;
728 int ret = 0;
730 cold = (cold > 0) ? (cold & 1) : 0;
732 switch (le16_to_cpu(udev->descriptor.idProduct)) {
733 case 0x1122:
734 switch (st->dvb_usb_lme2510_firmware) {
735 default:
736 case TUNER_S0194:
737 fw_lme = fw_s0194;
738 ret = request_firmware(&fw, fw_lme, &udev->dev);
739 if (ret == 0) {
740 st->dvb_usb_lme2510_firmware = TUNER_S0194;
741 cold = 0;
742 break;
744 /* fall through */
745 case TUNER_LG:
746 fw_lme = fw_lg;
747 ret = request_firmware(&fw, fw_lme, &udev->dev);
748 if (ret == 0) {
749 st->dvb_usb_lme2510_firmware = TUNER_LG;
750 break;
752 st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
753 break;
755 break;
756 case 0x1120:
757 switch (st->dvb_usb_lme2510_firmware) {
758 default:
759 case TUNER_S7395:
760 fw_lme = fw_c_s7395;
761 ret = request_firmware(&fw, fw_lme, &udev->dev);
762 if (ret == 0) {
763 st->dvb_usb_lme2510_firmware = TUNER_S7395;
764 cold = 0;
765 break;
767 /* fall through */
768 case TUNER_LG:
769 fw_lme = fw_c_lg;
770 ret = request_firmware(&fw, fw_lme, &udev->dev);
771 if (ret == 0) {
772 st->dvb_usb_lme2510_firmware = TUNER_LG;
773 break;
775 /* fall through */
776 case TUNER_S0194:
777 fw_lme = fw_c_s0194;
778 ret = request_firmware(&fw, fw_lme, &udev->dev);
779 if (ret == 0) {
780 st->dvb_usb_lme2510_firmware = TUNER_S0194;
781 break;
783 st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
784 cold = 0;
785 break;
787 break;
788 case 0x22f0:
789 fw_lme = fw_c_rs2000;
790 st->dvb_usb_lme2510_firmware = TUNER_RS2000;
791 break;
792 default:
793 fw_lme = fw_c_s7395;
796 release_firmware(fw);
798 if (cold) {
799 dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
800 info("FRM Changing to %s firmware", fw_lme);
801 lme_coldreset(d);
802 return NULL;
805 return fw_lme;
808 static int lme2510_kill_urb(struct usb_data_stream *stream)
810 int i;
812 for (i = 0; i < stream->urbs_submitted; i++) {
813 deb_info(3, "killing URB no. %d.", i);
814 /* stop the URB */
815 usb_kill_urb(stream->urb_list[i]);
817 stream->urbs_submitted = 0;
819 return 0;
822 static struct tda10086_config tda10086_config = {
823 .demod_address = 0x0e,
824 .invert = 0,
825 .diseqc_tone = 1,
826 .xtal_freq = TDA10086_XTAL_16M,
829 static struct stv0288_config lme_config = {
830 .demod_address = 0x68,
831 .min_delay_ms = 15,
832 .inittab = s7395_inittab,
835 static struct ix2505v_config lme_tuner = {
836 .tuner_address = 0x60,
837 .min_delay_ms = 100,
838 .tuner_gain = 0x0,
839 .tuner_chargepump = 0x3,
842 static struct stv0299_config sharp_z0194_config = {
843 .demod_address = 0x68,
844 .inittab = sharp_z0194a_inittab,
845 .mclk = 88000000UL,
846 .invert = 0,
847 .skip_reinit = 0,
848 .lock_output = STV0299_LOCKOUTPUT_1,
849 .volt13_op0_op1 = STV0299_VOLT13_OP1,
850 .min_delay_ms = 100,
851 .set_symbol_rate = sharp_z0194a_set_symbol_rate,
854 static struct m88rs2000_config m88rs2000_config = {
855 .demod_addr = 0x68
858 static struct ts2020_config ts2020_config = {
859 .tuner_address = 0x60,
860 .clk_out_div = 7,
861 .dont_poll = true
864 static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
865 enum fe_sec_voltage voltage)
867 struct dvb_usb_device *d = fe_to_d(fe);
868 struct lme2510_state *st = fe_to_priv(fe);
869 static u8 voltage_low[] = LME_VOLTAGE_L;
870 static u8 voltage_high[] = LME_VOLTAGE_H;
871 static u8 rbuf[1];
872 int ret = 0, len = 3, rlen = 1;
874 mutex_lock(&d->i2c_mutex);
876 switch (voltage) {
877 case SEC_VOLTAGE_18:
878 ret |= lme2510_usb_talk(d,
879 voltage_high, len, rbuf, rlen);
880 break;
882 case SEC_VOLTAGE_OFF:
883 case SEC_VOLTAGE_13:
884 default:
885 ret |= lme2510_usb_talk(d,
886 voltage_low, len, rbuf, rlen);
887 break;
890 mutex_unlock(&d->i2c_mutex);
892 if (st->tuner_config == TUNER_RS2000)
893 if (st->fe_set_voltage)
894 st->fe_set_voltage(fe, voltage);
897 return (ret < 0) ? -ENODEV : 0;
900 static int dm04_read_status(struct dvb_frontend *fe, enum fe_status *status)
902 struct dvb_usb_device *d = fe_to_d(fe);
903 struct lme2510_state *st = d->priv;
904 int ret = 0;
906 if (st->i2c_talk_onoff) {
907 if (st->fe_read_status) {
908 ret = st->fe_read_status(fe, status);
909 if (ret < 0)
910 return ret;
913 st->lock_status = *status;
915 if (*status & FE_HAS_LOCK && st->stream_on) {
916 mutex_lock(&d->i2c_mutex);
918 st->i2c_talk_onoff = 0;
919 ret = lme2510_stream_restart(d);
921 mutex_unlock(&d->i2c_mutex);
924 return ret;
927 /* Timeout of interrupt reached on RS2000 */
928 if (st->tuner_config == TUNER_RS2000 &&
929 time_after(jiffies, st->int_urb_due))
930 st->lock_status &= ~FE_HAS_LOCK;
932 *status = st->lock_status;
934 if (!(*status & FE_HAS_LOCK)) {
935 struct dvb_usb_adapter *adap = fe_to_adap(fe);
937 st->i2c_talk_onoff = 1;
939 lme2510_update_stats(adap);
942 return ret;
945 static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
947 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
948 struct lme2510_state *st = fe_to_priv(fe);
950 if (st->fe_read_signal_strength && !st->stream_on)
951 return st->fe_read_signal_strength(fe, strength);
953 if (c->strength.stat[0].scale == FE_SCALE_RELATIVE)
954 *strength = (u16)c->strength.stat[0].uvalue;
955 else
956 *strength = 0;
958 return 0;
961 static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
963 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
964 struct lme2510_state *st = fe_to_priv(fe);
966 if (st->fe_read_snr && !st->stream_on)
967 return st->fe_read_snr(fe, snr);
969 if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE)
970 *snr = (u16)c->cnr.stat[0].uvalue;
971 else
972 *snr = 0;
974 return 0;
977 static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
979 struct lme2510_state *st = fe_to_priv(fe);
981 if (st->fe_read_ber && !st->stream_on)
982 return st->fe_read_ber(fe, ber);
984 *ber = 0;
986 return 0;
989 static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
991 struct lme2510_state *st = fe_to_priv(fe);
993 if (st->fe_read_ucblocks && !st->stream_on)
994 return st->fe_read_ucblocks(fe, ucblocks);
996 *ucblocks = 0;
998 return 0;
1001 static int lme_name(struct dvb_usb_adapter *adap)
1003 struct dvb_usb_device *d = adap_to_d(adap);
1004 struct lme2510_state *st = adap_to_priv(adap);
1005 const char *desc = d->name;
1006 char *fe_name[] = {"", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
1007 " SHARP:BS2F7HZ0194", " RS2000"};
1008 char *name = adap->fe[0]->ops.info.name;
1010 strlcpy(name, desc, 128);
1011 strlcat(name, fe_name[st->tuner_config], 128);
1013 return 0;
1016 static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
1018 struct dvb_usb_device *d = adap_to_d(adap);
1019 struct lme2510_state *st = d->priv;
1020 int ret = 0;
1022 st->i2c_talk_onoff = 1;
1023 switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
1024 case 0x1122:
1025 case 0x1120:
1026 st->i2c_gate = 4;
1027 adap->fe[0] = dvb_attach(tda10086_attach,
1028 &tda10086_config, &d->i2c_adap);
1029 if (adap->fe[0]) {
1030 info("TUN Found Frontend TDA10086");
1031 st->i2c_tuner_gate_w = 4;
1032 st->i2c_tuner_gate_r = 4;
1033 st->i2c_tuner_addr = 0x60;
1034 st->tuner_config = TUNER_LG;
1035 if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
1036 st->dvb_usb_lme2510_firmware = TUNER_LG;
1037 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1039 break;
1042 st->i2c_gate = 4;
1043 adap->fe[0] = dvb_attach(stv0299_attach,
1044 &sharp_z0194_config, &d->i2c_adap);
1045 if (adap->fe[0]) {
1046 info("FE Found Stv0299");
1047 st->i2c_tuner_gate_w = 4;
1048 st->i2c_tuner_gate_r = 5;
1049 st->i2c_tuner_addr = 0x60;
1050 st->tuner_config = TUNER_S0194;
1051 if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
1052 st->dvb_usb_lme2510_firmware = TUNER_S0194;
1053 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1055 break;
1058 st->i2c_gate = 5;
1059 adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
1060 &d->i2c_adap);
1062 if (adap->fe[0]) {
1063 info("FE Found Stv0288");
1064 st->i2c_tuner_gate_w = 4;
1065 st->i2c_tuner_gate_r = 5;
1066 st->i2c_tuner_addr = 0x60;
1067 st->tuner_config = TUNER_S7395;
1068 if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
1069 st->dvb_usb_lme2510_firmware = TUNER_S7395;
1070 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1072 break;
1074 case 0x22f0:
1075 st->i2c_gate = 5;
1076 adap->fe[0] = dvb_attach(m88rs2000_attach,
1077 &m88rs2000_config, &d->i2c_adap);
1079 if (adap->fe[0]) {
1080 info("FE Found M88RS2000");
1081 dvb_attach(ts2020_attach, adap->fe[0], &ts2020_config,
1082 &d->i2c_adap);
1083 st->i2c_tuner_gate_w = 5;
1084 st->i2c_tuner_gate_r = 5;
1085 st->i2c_tuner_addr = 0x60;
1086 st->tuner_config = TUNER_RS2000;
1087 st->fe_set_voltage =
1088 adap->fe[0]->ops.set_voltage;
1090 break;
1093 if (adap->fe[0] == NULL) {
1094 info("DM04/QQBOX Not Powered up or not Supported");
1095 return -ENODEV;
1098 if (ret) {
1099 if (adap->fe[0]) {
1100 dvb_frontend_detach(adap->fe[0]);
1101 adap->fe[0] = NULL;
1103 d->rc_map = NULL;
1104 return -ENODEV;
1107 st->fe_read_status = adap->fe[0]->ops.read_status;
1108 st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength;
1109 st->fe_read_snr = adap->fe[0]->ops.read_snr;
1110 st->fe_read_ber = adap->fe[0]->ops.read_ber;
1111 st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks;
1113 adap->fe[0]->ops.read_status = dm04_read_status;
1114 adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
1115 adap->fe[0]->ops.read_snr = dm04_read_snr;
1116 adap->fe[0]->ops.read_ber = dm04_read_ber;
1117 adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks;
1118 adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
1120 ret = lme_name(adap);
1121 return ret;
1124 static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
1126 struct dvb_usb_device *d = adap_to_d(adap);
1127 struct lme2510_state *st = adap_to_priv(adap);
1128 char *tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
1129 int ret = 0;
1131 switch (st->tuner_config) {
1132 case TUNER_LG:
1133 if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
1134 &d->i2c_adap, 1))
1135 ret = st->tuner_config;
1136 break;
1137 case TUNER_S7395:
1138 if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
1139 &d->i2c_adap))
1140 ret = st->tuner_config;
1141 break;
1142 case TUNER_S0194:
1143 if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
1144 &d->i2c_adap, DVB_PLL_OPERA1))
1145 ret = st->tuner_config;
1146 break;
1147 case TUNER_RS2000:
1148 ret = st->tuner_config;
1149 break;
1150 default:
1151 break;
1154 if (ret)
1155 info("TUN Found %s tuner", tun_msg[ret]);
1156 else {
1157 info("TUN No tuner found --- resetting device");
1158 lme_coldreset(d);
1159 return -ENODEV;
1162 /* Start the Interrupt*/
1163 ret = lme2510_int_read(adap);
1164 if (ret < 0) {
1165 info("INT Unable to start Interrupt Service");
1166 return -ENODEV;
1169 return ret;
1172 static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
1174 struct lme2510_state *st = d->priv;
1175 static u8 lnb_on[] = LNB_ON;
1176 static u8 lnb_off[] = LNB_OFF;
1177 static u8 rbuf[1];
1178 int ret = 0, len = 3, rlen = 1;
1180 mutex_lock(&d->i2c_mutex);
1182 if (onoff)
1183 ret = lme2510_usb_talk(d, lnb_on, len, rbuf, rlen);
1184 else
1185 ret = lme2510_usb_talk(d, lnb_off, len, rbuf, rlen);
1187 st->i2c_talk_onoff = 1;
1189 mutex_unlock(&d->i2c_mutex);
1191 return ret;
1194 static int lme2510_get_adapter_count(struct dvb_usb_device *d)
1196 return 1;
1199 static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
1201 struct lme2510_state *st = d->priv;
1203 usb_reset_configuration(d->udev);
1205 usb_set_interface(d->udev,
1206 d->props->bInterfaceNumber, 1);
1208 st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
1210 if (lme2510_return_status(d) == 0x44) {
1211 *name = lme_firmware_switch(d, 0);
1212 return COLD;
1215 return 0;
1218 static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1219 struct usb_data_stream_properties *stream)
1221 struct dvb_usb_adapter *adap = fe_to_adap(fe);
1222 struct dvb_usb_device *d;
1224 if (adap == NULL)
1225 return 0;
1227 d = adap_to_d(adap);
1229 /* Turn PID filter on the fly by module option */
1230 if (pid_filter == 2) {
1231 adap->pid_filtering = true;
1232 adap->max_feed_count = 15;
1235 if (!(le16_to_cpu(d->udev->descriptor.idProduct)
1236 == 0x1122))
1237 stream->endpoint = 0x8;
1239 return 0;
1242 static int lme2510_get_rc_config(struct dvb_usb_device *d,
1243 struct dvb_usb_rc *rc)
1245 rc->allowed_protos = RC_BIT_NEC;
1246 return 0;
1249 static void *lme2510_exit_int(struct dvb_usb_device *d)
1251 struct lme2510_state *st = d->priv;
1252 struct dvb_usb_adapter *adap = &d->adapter[0];
1253 void *buffer = NULL;
1255 if (adap != NULL) {
1256 lme2510_kill_urb(&adap->stream);
1259 if (st->usb_buffer != NULL) {
1260 st->i2c_talk_onoff = 1;
1261 st->signal_level = 0;
1262 st->signal_sn = 0;
1263 buffer = st->usb_buffer;
1266 if (st->lme_urb != NULL) {
1267 usb_kill_urb(st->lme_urb);
1268 usb_free_coherent(d->udev, 128, st->buffer,
1269 st->lme_urb->transfer_dma);
1270 info("Interrupt Service Stopped");
1273 return buffer;
1276 static void lme2510_exit(struct dvb_usb_device *d)
1278 void *usb_buffer;
1280 if (d != NULL) {
1281 usb_buffer = lme2510_exit_int(d);
1282 kfree(usb_buffer);
1286 static struct dvb_usb_device_properties lme2510_props = {
1287 .driver_name = KBUILD_MODNAME,
1288 .owner = THIS_MODULE,
1289 .bInterfaceNumber = 0,
1290 .adapter_nr = adapter_nr,
1291 .size_of_priv = sizeof(struct lme2510_state),
1293 .download_firmware = lme2510_download_firmware,
1295 .power_ctrl = lme2510_powerup,
1296 .identify_state = lme2510_identify_state,
1297 .i2c_algo = &lme2510_i2c_algo,
1299 .frontend_attach = dm04_lme2510_frontend_attach,
1300 .tuner_attach = dm04_lme2510_tuner,
1301 .get_stream_config = lme2510_get_stream_config,
1302 .get_adapter_count = lme2510_get_adapter_count,
1303 .streaming_ctrl = lme2510_streaming_ctrl,
1305 .get_rc_config = lme2510_get_rc_config,
1307 .exit = lme2510_exit,
1308 .adapter = {
1310 .caps = DVB_USB_ADAP_HAS_PID_FILTER|
1311 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1312 .pid_filter_count = 15,
1313 .pid_filter = lme2510_pid_filter,
1314 .pid_filter_ctrl = lme2510_pid_filter_ctrl,
1315 .stream =
1316 DVB_USB_STREAM_BULK(0x86, 10, 4096),
1323 static const struct usb_device_id lme2510_id_table[] = {
1324 { DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
1325 "DM04_LME2510_DVB-S", RC_MAP_LME2510) },
1326 { DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
1327 "DM04_LME2510C_DVB-S", RC_MAP_LME2510) },
1328 { DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
1329 "DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510) },
1330 {} /* Terminating entry */
1333 MODULE_DEVICE_TABLE(usb, lme2510_id_table);
1335 static struct usb_driver lme2510_driver = {
1336 .name = KBUILD_MODNAME,
1337 .probe = dvb_usbv2_probe,
1338 .disconnect = dvb_usbv2_disconnect,
1339 .id_table = lme2510_id_table,
1340 .no_dynamic_id = 1,
1341 .soft_unbind = 1,
1344 module_usb_driver(lme2510_driver);
1346 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
1347 MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
1348 MODULE_VERSION("2.07");
1349 MODULE_LICENSE("GPL");
1350 MODULE_FIRMWARE(LME2510_C_S7395);
1351 MODULE_FIRMWARE(LME2510_C_LG);
1352 MODULE_FIRMWARE(LME2510_C_S0194);
1353 MODULE_FIRMWARE(LME2510_C_RS2000);
1354 MODULE_FIRMWARE(LME2510_LG);
1355 MODULE_FIRMWARE(LME2510_S0194);