1/*
2	Frontend/Card driver for TwinHan DST Frontend
3	Copyright (C) 2003 Jamie Honan
4	Copyright (C) 2004, 2005 Manu Abraham (manu@kromtek.com)
5
6	This program is free software; you can redistribute it and/or modify
7	it under the terms of the GNU General Public License as published by
8	the Free Software Foundation; either version 2 of the License, or
9	(at your option) any later version.
10
11	This program is distributed in the hope that it will be useful,
12	but WITHOUT ANY WARRANTY; without even the implied warranty of
13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	GNU General Public License for more details.
15
16	You should have received a copy of the GNU General Public License
17	along with this program; if not, write to the Free Software
18	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19*/
20
21#include <linux/kernel.h>
22#include <linux/module.h>
23#include <linux/init.h>
24#include <linux/string.h>
25#include <linux/slab.h>
26#include <linux/vmalloc.h>
27#include <linux/delay.h>
28#include <asm/div64.h>
29#include "dvb_frontend.h"
30#include "dst_priv.h"
31#include "dst_common.h"
32
33static unsigned int verbose = 1;
34module_param(verbose, int, 0644);
35MODULE_PARM_DESC(verbose, "verbose startup messages, default is 1 (yes)");
36
37static unsigned int dst_addons;
38module_param(dst_addons, int, 0644);
39MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)");
40
41static unsigned int dst_algo;
42module_param(dst_algo, int, 0644);
43MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)");
44
45#define HAS_LOCK		1
46#define ATTEMPT_TUNE		2
47#define HAS_POWER		4
48
49#define DST_ERROR		0
50#define DST_NOTICE		1
51#define DST_INFO		2
52#define DST_DEBUG		3
53
54#define dprintk(x, y, z, format, arg...) do {				\
55	if (z) {							\
56		if	((x > DST_ERROR) && (x > y))			\
57			printk(KERN_ERR "dst(%d) %s: " format "\n",	\
58				state->bt->nr, __func__ , ##arg);	\
59		else if	((x > DST_NOTICE) && (x > y))			\
60			printk(KERN_NOTICE "dst(%d) %s: " format "\n",  \
61				state->bt->nr, __func__ , ##arg);	\
62		else if ((x > DST_INFO) && (x > y))			\
63			printk(KERN_INFO "dst(%d) %s: " format "\n",	\
64				state->bt->nr, __func__ , ##arg);	\
65		else if ((x > DST_DEBUG) && (x > y))			\
66			printk(KERN_DEBUG "dst(%d) %s: " format "\n",	\
67				state->bt->nr,  __func__ , ##arg);	\
68	} else {							\
69		if (x > y)						\
70			printk(format, ##arg);				\
71	}								\
72} while(0)
73
74
75static void dst_packsize(struct dst_state *state, int psize)
76{
77	union dst_gpio_packet bits;
78
79	bits.psize = psize;
80	bt878_device_control(state->bt, DST_IG_TS, &bits);
81}
82
83int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb, u32 outhigh, int delay)
84{
85	union dst_gpio_packet enb;
86	union dst_gpio_packet bits;
87	int err;
88
89	enb.enb.mask = mask;
90	enb.enb.enable = enbb;
91
92	dprintk(verbose, DST_INFO, 1, "mask=[%04x], enbb=[%04x], outhigh=[%04x]", mask, enbb, outhigh);
93	if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
94		dprintk(verbose, DST_INFO, 1, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)", err, mask, enbb);
95		return -EREMOTEIO;
96	}
97	udelay(1000);
98	/* because complete disabling means no output, no need to do output packet */
99	if (enbb == 0)
100		return 0;
101	if (delay)
102		msleep(10);
103	bits.outp.mask = enbb;
104	bits.outp.highvals = outhigh;
105	if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
106		dprintk(verbose, DST_INFO, 1, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)", err, enbb, outhigh);
107		return -EREMOTEIO;
108	}
109
110	return 0;
111}
112EXPORT_SYMBOL(dst_gpio_outb);
113
114int dst_gpio_inb(struct dst_state *state, u8 *result)
115{
116	union dst_gpio_packet rd_packet;
117	int err;
118
119	*result = 0;
120	if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
121		dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb error (err == %i)", err);
122		return -EREMOTEIO;
123	}
124	*result = (u8) rd_packet.rd.value;
125
126	return 0;
127}
128EXPORT_SYMBOL(dst_gpio_inb);
129
130int rdc_reset_state(struct dst_state *state)
131{
132	dprintk(verbose, DST_INFO, 1, "Resetting state machine");
133	if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
134		dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
135		return -1;
136	}
137	msleep(10);
138	if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
139		dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
140		msleep(10);
141		return -1;
142	}
143
144	return 0;
145}
146EXPORT_SYMBOL(rdc_reset_state);
147
148int rdc_8820_reset(struct dst_state *state)
149{
150	dprintk(verbose, DST_DEBUG, 1, "Resetting DST");
151	if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
152		dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
153		return -1;
154	}
155	udelay(1000);
156	if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
157		dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
158		return -1;
159	}
160
161	return 0;
162}
163EXPORT_SYMBOL(rdc_8820_reset);
164
165int dst_pio_enable(struct dst_state *state)
166{
167	if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
168		dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
169		return -1;
170	}
171	udelay(1000);
172
173	return 0;
174}
175EXPORT_SYMBOL(dst_pio_enable);
176
177int dst_pio_disable(struct dst_state *state)
178{
179	if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
180		dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
181		return -1;
182	}
183	if (state->type_flags & DST_TYPE_HAS_FW_1)
184		udelay(1000);
185
186	return 0;
187}
188EXPORT_SYMBOL(dst_pio_disable);
189
190int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
191{
192	u8 reply;
193	int i;
194
195	for (i = 0; i < 200; i++) {
196		if (dst_gpio_inb(state, &reply) < 0) {
197			dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb ERROR !");
198			return -1;
199		}
200		if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
201			dprintk(verbose, DST_INFO, 1, "dst wait ready after %d", i);
202			return 1;
203		}
204		msleep(10);
205	}
206	dprintk(verbose, DST_NOTICE, 1, "dst wait NOT ready after %d", i);
207
208	return 0;
209}
210EXPORT_SYMBOL(dst_wait_dst_ready);
211
212int dst_error_recovery(struct dst_state *state)
213{
214	dprintk(verbose, DST_NOTICE, 1, "Trying to return from previous errors.");
215	dst_pio_disable(state);
216	msleep(10);
217	dst_pio_enable(state);
218	msleep(10);
219
220	return 0;
221}
222EXPORT_SYMBOL(dst_error_recovery);
223
224int dst_error_bailout(struct dst_state *state)
225{
226	dprintk(verbose, DST_INFO, 1, "Trying to bailout from previous error.");
227	rdc_8820_reset(state);
228	dst_pio_disable(state);
229	msleep(10);
230
231	return 0;
232}
233EXPORT_SYMBOL(dst_error_bailout);
234
235int dst_comm_init(struct dst_state *state)
236{
237	dprintk(verbose, DST_INFO, 1, "Initializing DST.");
238	if ((dst_pio_enable(state)) < 0) {
239		dprintk(verbose, DST_ERROR, 1, "PIO Enable Failed");
240		return -1;
241	}
242	if ((rdc_reset_state(state)) < 0) {
243		dprintk(verbose, DST_ERROR, 1, "RDC 8820 State RESET Failed.");
244		return -1;
245	}
246	if (state->type_flags & DST_TYPE_HAS_FW_1)
247		msleep(100);
248	else
249		msleep(5);
250
251	return 0;
252}
253EXPORT_SYMBOL(dst_comm_init);
254
255int write_dst(struct dst_state *state, u8 *data, u8 len)
256{
257	struct i2c_msg msg = {
258		.addr = state->config->demod_address,
259		.flags = 0,
260		.buf = data,
261		.len = len
262	};
263
264	int err;
265	u8 cnt, i;
266
267	dprintk(verbose, DST_NOTICE, 0, "writing [ ");
268	for (i = 0; i < len; i++)
269		dprintk(verbose, DST_NOTICE, 0, "%02x ", data[i]);
270	dprintk(verbose, DST_NOTICE, 0, "]\n");
271
272	for (cnt = 0; cnt < 2; cnt++) {
273		if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
274			dprintk(verbose, DST_INFO, 1, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, data[0]);
275			dst_error_recovery(state);
276			continue;
277		} else
278			break;
279	}
280	if (cnt >= 2) {
281		dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
282		dst_error_bailout(state);
283
284		return -1;
285	}
286
287	return 0;
288}
289EXPORT_SYMBOL(write_dst);
290
291int read_dst(struct dst_state *state, u8 *ret, u8 len)
292{
293	struct i2c_msg msg = {
294		.addr = state->config->demod_address,
295		.flags = I2C_M_RD,
296		.buf = ret,
297		.len = len
298	};
299
300	int err;
301	int cnt;
302
303	for (cnt = 0; cnt < 2; cnt++) {
304		if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
305			dprintk(verbose, DST_INFO, 1, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, ret[0]);
306			dst_error_recovery(state);
307			continue;
308		} else
309			break;
310	}
311	if (cnt >= 2) {
312		dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
313		dst_error_bailout(state);
314
315		return -1;
316	}
317	dprintk(verbose, DST_DEBUG, 1, "reply is 0x%x", ret[0]);
318	for (err = 1; err < len; err++)
319		dprintk(verbose, DST_DEBUG, 0, " 0x%x", ret[err]);
320	if (err > 1)
321		dprintk(verbose, DST_DEBUG, 0, "\n");
322
323	return 0;
324}
325EXPORT_SYMBOL(read_dst);
326
327static int dst_set_polarization(struct dst_state *state)
328{
329	switch (state->voltage) {
330	case SEC_VOLTAGE_13:	/*	Vertical	*/
331		dprintk(verbose, DST_INFO, 1, "Polarization=[Vertical]");
332		state->tx_tuna[8] &= ~0x40;
333		break;
334	case SEC_VOLTAGE_18:	/*	Horizontal	*/
335		dprintk(verbose, DST_INFO, 1, "Polarization=[Horizontal]");
336		state->tx_tuna[8] |= 0x40;
337		break;
338	case SEC_VOLTAGE_OFF:
339		break;
340	}
341
342	return 0;
343}
344
345static int dst_set_freq(struct dst_state *state, u32 freq)
346{
347	state->frequency = freq;
348	dprintk(verbose, DST_INFO, 1, "set Frequency %u", freq);
349
350	if (state->dst_type == DST_TYPE_IS_SAT) {
351		freq = freq / 1000;
352		if (freq < 950 || freq > 2150)
353			return -EINVAL;
354		state->tx_tuna[2] = (freq >> 8);
355		state->tx_tuna[3] = (u8) freq;
356		state->tx_tuna[4] = 0x01;
357		state->tx_tuna[8] &= ~0x04;
358		if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
359			if (freq < 1531)
360				state->tx_tuna[8] |= 0x04;
361		}
362	} else if (state->dst_type == DST_TYPE_IS_TERR) {
363		freq = freq / 1000;
364		if (freq < 137000 || freq > 858000)
365			return -EINVAL;
366		state->tx_tuna[2] = (freq >> 16) & 0xff;
367		state->tx_tuna[3] = (freq >> 8) & 0xff;
368		state->tx_tuna[4] = (u8) freq;
369	} else if (state->dst_type == DST_TYPE_IS_CABLE) {
370		freq = freq / 1000;
371		state->tx_tuna[2] = (freq >> 16) & 0xff;
372		state->tx_tuna[3] = (freq >> 8) & 0xff;
373		state->tx_tuna[4] = (u8) freq;
374	} else if (state->dst_type == DST_TYPE_IS_ATSC) {
375		freq = freq / 1000;
376		if (freq < 51000 || freq > 858000)
377			return -EINVAL;
378		state->tx_tuna[2] = (freq >> 16) & 0xff;
379		state->tx_tuna[3] = (freq >>  8) & 0xff;
380		state->tx_tuna[4] = (u8) freq;
381		state->tx_tuna[5] = 0x00;		/*	ATSC	*/
382		state->tx_tuna[6] = 0x00;
383		if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
384			state->tx_tuna[7] = 0x00;	/*	Digital	*/
385	} else
386		return -EINVAL;
387
388	return 0;
389}
390
391static int dst_set_bandwidth(struct dst_state *state, fe_bandwidth_t bandwidth)
392{
393	state->bandwidth = bandwidth;
394
395	if (state->dst_type != DST_TYPE_IS_TERR)
396		return -EOPNOTSUPP;
397
398	switch (bandwidth) {
399	case BANDWIDTH_6_MHZ:
400		if (state->dst_hw_cap & DST_TYPE_HAS_CA)
401			state->tx_tuna[7] = 0x06;
402		else {
403			state->tx_tuna[6] = 0x06;
404			state->tx_tuna[7] = 0x00;
405		}
406		break;
407	case BANDWIDTH_7_MHZ:
408		if (state->dst_hw_cap & DST_TYPE_HAS_CA)
409			state->tx_tuna[7] = 0x07;
410		else {
411			state->tx_tuna[6] = 0x07;
412			state->tx_tuna[7] = 0x00;
413		}
414		break;
415	case BANDWIDTH_8_MHZ:
416		if (state->dst_hw_cap & DST_TYPE_HAS_CA)
417			state->tx_tuna[7] = 0x08;
418		else {
419			state->tx_tuna[6] = 0x08;
420			state->tx_tuna[7] = 0x00;
421		}
422		break;
423	default:
424		return -EINVAL;
425	}
426
427	return 0;
428}
429
430static int dst_set_inversion(struct dst_state *state, fe_spectral_inversion_t inversion)
431{
432	state->inversion = inversion;
433	switch (inversion) {
434	case INVERSION_OFF:	/*	Inversion = Normal	*/
435		state->tx_tuna[8] &= ~0x80;
436		break;
437	case INVERSION_ON:
438		state->tx_tuna[8] |= 0x80;
439		break;
440	default:
441		return -EINVAL;
442	}
443
444	return 0;
445}
446
447static int dst_set_fec(struct dst_state *state, fe_code_rate_t fec)
448{
449	state->fec = fec;
450	return 0;
451}
452
453static fe_code_rate_t dst_get_fec(struct dst_state *state)
454{
455	return state->fec;
456}
457
458static int dst_set_symbolrate(struct dst_state *state, u32 srate)
459{
460	u32 symcalc;
461	u64 sval;
462
463	state->symbol_rate = srate;
464	if (state->dst_type == DST_TYPE_IS_TERR) {
465		return -EOPNOTSUPP;
466	}
467	dprintk(verbose, DST_INFO, 1, "set symrate %u", srate);
468	srate /= 1000;
469	if (state->dst_type == DST_TYPE_IS_SAT) {
470		if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
471			sval = srate;
472			sval <<= 20;
473			do_div(sval, 88000);
474			symcalc = (u32) sval;
475			dprintk(verbose, DST_INFO, 1, "set symcalc %u", symcalc);
476			state->tx_tuna[5] = (u8) (symcalc >> 12);
477			state->tx_tuna[6] = (u8) (symcalc >> 4);
478			state->tx_tuna[7] = (u8) (symcalc << 4);
479		} else {
480			state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
481			state->tx_tuna[6] = (u8) (srate >> 8);
482			state->tx_tuna[7] = (u8) srate;
483		}
484		state->tx_tuna[8] &= ~0x20;
485		if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
486			if (srate > 8000)
487				state->tx_tuna[8] |= 0x20;
488		}
489	} else if (state->dst_type == DST_TYPE_IS_CABLE) {
490		dprintk(verbose, DST_DEBUG, 1, "%s", state->fw_name);
491		if (!strncmp(state->fw_name, "DCTNEW", 6)) {
492			state->tx_tuna[5] = (u8) (srate >> 8);
493			state->tx_tuna[6] = (u8) srate;
494			state->tx_tuna[7] = 0x00;
495		} else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
496			state->tx_tuna[5] = 0x00;
497			state->tx_tuna[6] = (u8) (srate >> 8);
498			state->tx_tuna[7] = (u8) srate;
499		}
500	}
501	return 0;
502}
503
504static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation)
505{
506	if (state->dst_type != DST_TYPE_IS_CABLE)
507		return -EOPNOTSUPP;
508
509	state->modulation = modulation;
510	switch (modulation) {
511	case QAM_16:
512		state->tx_tuna[8] = 0x10;
513		break;
514	case QAM_32:
515		state->tx_tuna[8] = 0x20;
516		break;
517	case QAM_64:
518		state->tx_tuna[8] = 0x40;
519		break;
520	case QAM_128:
521		state->tx_tuna[8] = 0x80;
522		break;
523	case QAM_256:
524		if (!strncmp(state->fw_name, "DCTNEW", 6))
525			state->tx_tuna[8] = 0xff;
526		else if (!strncmp(state->fw_name, "DCT-CI", 6))
527			state->tx_tuna[8] = 0x00;
528		break;
529	case QPSK:
530	case QAM_AUTO:
531	case VSB_8:
532	case VSB_16:
533	default:
534		return -EINVAL;
535
536	}
537
538	return 0;
539}
540
541static fe_modulation_t dst_get_modulation(struct dst_state *state)
542{
543	return state->modulation;
544}
545
546
547u8 dst_check_sum(u8 *buf, u32 len)
548{
549	u32 i;
550	u8 val = 0;
551	if (!len)
552		return 0;
553	for (i = 0; i < len; i++) {
554		val += buf[i];
555	}
556	return ((~val) + 1);
557}
558EXPORT_SYMBOL(dst_check_sum);
559
560static void dst_type_flags_print(struct dst_state *state)
561{
562	u32 type_flags = state->type_flags;
563
564	dprintk(verbose, DST_ERROR, 0, "DST type flags :");
565	if (type_flags & DST_TYPE_HAS_TS188)
566		dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner", DST_TYPE_HAS_TS188);
567	if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
568		dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner 2", DST_TYPE_HAS_NEWTUNE_2);
569	if (type_flags & DST_TYPE_HAS_TS204)
570		dprintk(verbose, DST_ERROR, 0, " 0x%x ts204", DST_TYPE_HAS_TS204);
571	if (type_flags & DST_TYPE_HAS_VLF)
572		dprintk(verbose, DST_ERROR, 0, " 0x%x VLF", DST_TYPE_HAS_VLF);
573	if (type_flags & DST_TYPE_HAS_SYMDIV)
574		dprintk(verbose, DST_ERROR, 0, " 0x%x symdiv", DST_TYPE_HAS_SYMDIV);
575	if (type_flags & DST_TYPE_HAS_FW_1)
576		dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 1", DST_TYPE_HAS_FW_1);
577	if (type_flags & DST_TYPE_HAS_FW_2)
578		dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
579	if (type_flags & DST_TYPE_HAS_FW_3)
580		dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
581	dprintk(verbose, DST_ERROR, 0, "\n");
582}
583
584
585static int dst_type_print(struct dst_state *state, u8 type)
586{
587	char *otype;
588	switch (type) {
589	case DST_TYPE_IS_SAT:
590		otype = "satellite";
591		break;
592
593	case DST_TYPE_IS_TERR:
594		otype = "terrestrial";
595		break;
596
597	case DST_TYPE_IS_CABLE:
598		otype = "cable";
599		break;
600
601	case DST_TYPE_IS_ATSC:
602		otype = "atsc";
603		break;
604
605	default:
606		dprintk(verbose, DST_INFO, 1, "invalid dst type %d", type);
607		return -EINVAL;
608	}
609	dprintk(verbose, DST_INFO, 1, "DST type: %s", otype);
610
611	return 0;
612}
613
614struct tuner_types tuner_list[] = {
615	{
616		.tuner_type = TUNER_TYPE_L64724,
617		.tuner_name = "L 64724",
618		.board_name = "UNKNOWN",
619		.fw_name    = "UNKNOWN"
620	},
621
622	{
623		.tuner_type = TUNER_TYPE_STV0299,
624		.tuner_name = "STV 0299",
625		.board_name = "VP1020",
626		.fw_name    = "DST-MOT"
627	},
628
629	{
630		.tuner_type = TUNER_TYPE_STV0299,
631		.tuner_name = "STV 0299",
632		.board_name = "VP1020",
633		.fw_name    = "DST-03T"
634	},
635
636	{
637		.tuner_type = TUNER_TYPE_MB86A15,
638		.tuner_name = "MB 86A15",
639		.board_name = "VP1022",
640		.fw_name    = "DST-03T"
641	},
642
643	{
644		.tuner_type = TUNER_TYPE_MB86A15,
645		.tuner_name = "MB 86A15",
646		.board_name = "VP1025",
647		.fw_name    = "DST-03T"
648	},
649
650	{
651		.tuner_type = TUNER_TYPE_STV0299,
652		.tuner_name = "STV 0299",
653		.board_name = "VP1030",
654		.fw_name    = "DST-CI"
655	},
656
657	{
658		.tuner_type = TUNER_TYPE_STV0299,
659		.tuner_name = "STV 0299",
660		.board_name = "VP1030",
661		.fw_name    = "DSTMCI"
662	},
663
664	{
665		.tuner_type = TUNER_TYPE_UNKNOWN,
666		.tuner_name = "UNKNOWN",
667		.board_name = "VP2021",
668		.fw_name    = "DCTNEW"
669	},
670
671	{
672		.tuner_type = TUNER_TYPE_UNKNOWN,
673		.tuner_name = "UNKNOWN",
674		.board_name = "VP2030",
675		.fw_name    = "DCT-CI"
676	},
677
678	{
679		.tuner_type = TUNER_TYPE_UNKNOWN,
680		.tuner_name = "UNKNOWN",
681		.board_name = "VP2031",
682		.fw_name    = "DCT-CI"
683	},
684
685	{
686		.tuner_type = TUNER_TYPE_UNKNOWN,
687		.tuner_name = "UNKNOWN",
688		.board_name = "VP2040",
689		.fw_name    = "DCT-CI"
690	},
691
692	{
693		.tuner_type = TUNER_TYPE_UNKNOWN,
694		.tuner_name = "UNKNOWN",
695		.board_name = "VP3020",
696		.fw_name    = "DTTFTA"
697	},
698
699	{
700		.tuner_type = TUNER_TYPE_UNKNOWN,
701		.tuner_name = "UNKNOWN",
702		.board_name = "VP3021",
703		.fw_name    = "DTTFTA"
704	},
705
706	{
707		.tuner_type = TUNER_TYPE_TDA10046,
708		.tuner_name = "TDA10046",
709		.board_name = "VP3040",
710		.fw_name    = "DTT-CI"
711	},
712
713	{
714		.tuner_type = TUNER_TYPE_UNKNOWN,
715		.tuner_name = "UNKNOWN",
716		.board_name = "VP3051",
717		.fw_name    = "DTTNXT"
718	},
719
720	{
721		.tuner_type = TUNER_TYPE_NXT200x,
722		.tuner_name = "NXT200x",
723		.board_name = "VP3220",
724		.fw_name    = "ATSCDI"
725	},
726
727	{
728		.tuner_type = TUNER_TYPE_NXT200x,
729		.tuner_name = "NXT200x",
730		.board_name = "VP3250",
731		.fw_name    = "ATSCAD"
732	},
733};
734
735/*
736	Known cards list
737	Satellite
738	-------------------
739		  200103A
740	VP-1020   DST-MOT	LG(old), TS=188
741
742	VP-1020   DST-03T	LG(new), TS=204
743	VP-1022   DST-03T	LG(new), TS=204
744	VP-1025   DST-03T	LG(new), TS=204
745
746	VP-1030   DSTMCI,	LG(new), TS=188
747	VP-1032   DSTMCI,	LG(new), TS=188
748
749	Cable
750	-------------------
751	VP-2030   DCT-CI,	Samsung, TS=204
752	VP-2021   DCT-CI,	Unknown, TS=204
753	VP-2031   DCT-CI,	Philips, TS=188
754	VP-2040   DCT-CI,	Philips, TS=188, with CA daughter board
755	VP-2040   DCT-CI,	Philips, TS=204, without CA daughter board
756
757	Terrestrial
758	-------------------
759	VP-3050  DTTNXT			 TS=188
760	VP-3040  DTT-CI,	Philips, TS=188
761	VP-3040  DTT-CI,	Philips, TS=204
762
763	ATSC
764	-------------------
765	VP-3220  ATSCDI,		 TS=188
766	VP-3250  ATSCAD,		 TS=188
767
768*/
769
770static struct dst_types dst_tlist[] = {
771	{
772		.device_id = "200103A",
773		.offset = 0,
774		.dst_type =  DST_TYPE_IS_SAT,
775		.type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
776		.dst_feature = 0,
777		.tuner_type = 0
778	},	/*	obsolete	*/
779
780	{
781		.device_id = "DST-020",
782		.offset = 0,
783		.dst_type =  DST_TYPE_IS_SAT,
784		.type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
785		.dst_feature = 0,
786		.tuner_type = 0
787	},	/*	obsolete	*/
788
789	{
790		.device_id = "DST-030",
791		.offset =  0,
792		.dst_type = DST_TYPE_IS_SAT,
793		.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
794		.dst_feature = 0,
795		.tuner_type = 0
796	},	/*	obsolete	*/
797
798	{
799		.device_id = "DST-03T",
800		.offset = 0,
801		.dst_type = DST_TYPE_IS_SAT,
802		.type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
803		.dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
804							 | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
805		.tuner_type = TUNER_TYPE_MULTI
806	 },
807
808	{
809		.device_id = "DST-MOT",
810		.offset =  0,
811		.dst_type = DST_TYPE_IS_SAT,
812		.type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
813		.dst_feature = 0,
814		.tuner_type = 0
815	},	/*	obsolete	*/
816
817	{
818		.device_id = "DST-CI",
819		.offset = 1,
820		.dst_type = DST_TYPE_IS_SAT,
821		.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
822		.dst_feature = DST_TYPE_HAS_CA,
823		.tuner_type = 0
824	},	/*	An OEM board	*/
825
826	{
827		.device_id = "DSTMCI",
828		.offset = 1,
829		.dst_type = DST_TYPE_IS_SAT,
830		.type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_INC_COUNT | DST_TYPE_HAS_VLF,
831		.dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
832							| DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
833		.tuner_type = TUNER_TYPE_MULTI
834	},
835
836	{
837		.device_id = "DSTFCI",
838		.offset = 1,
839		.dst_type = DST_TYPE_IS_SAT,
840		.type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
841		.dst_feature = 0,
842		.tuner_type = 0
843	},	/* unknown to vendor	*/
844
845	{
846		.device_id = "DCT-CI",
847		.offset = 1,
848		.dst_type = DST_TYPE_IS_CABLE,
849		.type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1	| DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
850		.dst_feature = DST_TYPE_HAS_CA,
851		.tuner_type = 0
852	},
853
854	{
855		.device_id = "DCTNEW",
856		.offset = 1,
857		.dst_type = DST_TYPE_IS_CABLE,
858		.type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
859		.dst_feature = 0,
860		.tuner_type = 0
861	},
862
863	{
864		.device_id = "DTT-CI",
865		.offset = 1,
866		.dst_type = DST_TYPE_IS_TERR,
867		.type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
868		.dst_feature = DST_TYPE_HAS_CA,
869		.tuner_type = 0
870	},
871
872	{
873		.device_id = "DTTDIG",
874		.offset = 1,
875		.dst_type = DST_TYPE_IS_TERR,
876		.type_flags = DST_TYPE_HAS_FW_2,
877		.dst_feature = 0,
878		.tuner_type = 0
879	},
880
881	{
882		.device_id = "DTTNXT",
883		.offset = 1,
884		.dst_type = DST_TYPE_IS_TERR,
885		.type_flags = DST_TYPE_HAS_FW_2,
886		.dst_feature = DST_TYPE_HAS_ANALOG,
887		.tuner_type = 0
888	},
889
890	{
891		.device_id = "ATSCDI",
892		.offset = 1,
893		.dst_type = DST_TYPE_IS_ATSC,
894		.type_flags = DST_TYPE_HAS_FW_2,
895		.dst_feature = 0,
896		.tuner_type = 0
897	},
898
899	{
900		.device_id = "ATSCAD",
901		.offset = 1,
902		.dst_type = DST_TYPE_IS_ATSC,
903		.type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
904		.dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
905		.tuner_type = 0
906	},
907
908	{ }
909
910};
911
912static int dst_get_mac(struct dst_state *state)
913{
914	u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
915	get_mac[7] = dst_check_sum(get_mac, 7);
916	if (dst_command(state, get_mac, 8) < 0) {
917		dprintk(verbose, DST_INFO, 1, "Unsupported Command");
918		return -1;
919	}
920	memset(&state->mac_address, '\0', 8);
921	memcpy(&state->mac_address, &state->rxbuffer, 6);
922	dprintk(verbose, DST_ERROR, 1, "MAC Address=[%02x:%02x:%02x:%02x:%02x:%02x]",
923		state->mac_address[0], state->mac_address[1], state->mac_address[2],
924		state->mac_address[4], state->mac_address[5], state->mac_address[6]);
925
926	return 0;
927}
928
929static int dst_fw_ver(struct dst_state *state)
930{
931	u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
932	get_ver[7] = dst_check_sum(get_ver, 7);
933	if (dst_command(state, get_ver, 8) < 0) {
934		dprintk(verbose, DST_INFO, 1, "Unsupported Command");
935		return -1;
936	}
937	memset(&state->fw_version, '\0', 8);
938	memcpy(&state->fw_version, &state->rxbuffer, 8);
939	dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
940		state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
941		state->fw_version[1],
942		state->fw_version[5], state->fw_version[6],
943		state->fw_version[4], state->fw_version[3], state->fw_version[2]);
944
945	return 0;
946}
947
948static int dst_card_type(struct dst_state *state)
949{
950	int j;
951	struct tuner_types *p_tuner_list = NULL;
952
953	u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
954	get_type[7] = dst_check_sum(get_type, 7);
955	if (dst_command(state, get_type, 8) < 0) {
956		dprintk(verbose, DST_INFO, 1, "Unsupported Command");
957		return -1;
958	}
959	memset(&state->card_info, '\0', 8);
960	memcpy(&state->card_info, &state->rxbuffer, 7);
961	dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
962
963	for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
964		if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
965			state->tuner_type = p_tuner_list->tuner_type;
966			dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
967				p_tuner_list->tuner_name, p_tuner_list->tuner_type);
968		}
969	}
970
971	return 0;
972}
973
974static int dst_get_vendor(struct dst_state *state)
975{
976	u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
977	get_vendor[7] = dst_check_sum(get_vendor, 7);
978	if (dst_command(state, get_vendor, 8) < 0) {
979		dprintk(verbose, DST_INFO, 1, "Unsupported Command");
980		return -1;
981	}
982	memset(&state->vendor, '\0', 8);
983	memcpy(&state->vendor, &state->rxbuffer, 7);
984	dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
985
986	return 0;
987}
988
989static void debug_dst_buffer(struct dst_state *state)
990{
991	int i;
992
993	if (verbose > 2) {
994		printk("%s: [", __func__);
995		for (i = 0; i < 8; i++)
996			printk(" %02x", state->rxbuffer[i]);
997		printk("]\n");
998	}
999}
1000
1001static int dst_check_stv0299(struct dst_state *state)
1002{
1003	u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1004
1005	check_stv0299[7] = dst_check_sum(check_stv0299, 7);
1006	if (dst_command(state, check_stv0299, 8) < 0) {
1007		dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
1008		return -1;
1009	}
1010	debug_dst_buffer(state);
1011
1012	if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
1013		dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
1014		state->tuner_type = TUNER_TYPE_STV0299;
1015		return 0;
1016	}
1017
1018	return -1;
1019}
1020
1021static int dst_check_mb86a15(struct dst_state *state)
1022{
1023	u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1024
1025	check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1026	if (dst_command(state, check_mb86a15, 8) < 0) {
1027		dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1028		return -1;
1029	}
1030	debug_dst_buffer(state);
1031
1032	if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1033		dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1034		state->tuner_type = TUNER_TYPE_MB86A15;
1035		return 0;
1036	}
1037
1038	return -1;
1039}
1040
1041static int dst_get_tuner_info(struct dst_state *state)
1042{
1043	u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1044	u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1045
1046	get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1047	get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1048	dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1049	if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1050		if (dst_command(state, get_tuner_1, 8) < 0) {
1051			dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1052			goto force;
1053		}
1054	} else {
1055		if (dst_command(state, get_tuner_2, 8) < 0) {
1056			dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1057			goto force;
1058		}
1059	}
1060	memset(&state->board_info, '\0', 8);
1061	memcpy(&state->board_info, &state->rxbuffer, 8);
1062	if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1063		dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1064	}
1065	if (state->board_info[0] == 0xbc) {
1066		if (state->type_flags != DST_TYPE_IS_ATSC)
1067			state->type_flags |= DST_TYPE_HAS_TS188;
1068		else
1069			state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1070
1071		if (state->board_info[1] == 0x01) {
1072			state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1073			dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1074		}
1075	}
1076
1077	return 0;
1078force:
1079	if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1080		state->type_flags |= DST_TYPE_HAS_TS204;
1081		dprintk(verbose, DST_ERROR, 1, "Forcing [%s] to TS188", state->fw_name);
1082	}
1083
1084	return -1;
1085}
1086
1087static int dst_get_device_id(struct dst_state *state)
1088{
1089	u8 reply;
1090
1091	int i, j;
1092	struct dst_types *p_dst_type = NULL;
1093	struct tuner_types *p_tuner_list = NULL;
1094
1095	u8 use_dst_type = 0;
1096	u32 use_type_flags = 0;
1097
1098	static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1099
1100	state->tuner_type = 0;
1101	device_type[7] = dst_check_sum(device_type, 7);
1102
1103	if (write_dst(state, device_type, FIXED_COMM))
1104		return -1;		/*	Write failed		*/
1105	if ((dst_pio_disable(state)) < 0)
1106		return -1;
1107	if (read_dst(state, &reply, GET_ACK))
1108		return -1;		/*	Read failure		*/
1109	if (reply != ACK) {
1110		dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1111		return -1;		/*	Unack'd write		*/
1112	}
1113	if (!dst_wait_dst_ready(state, DEVICE_INIT))
1114		return -1;		/*	DST not ready yet	*/
1115	if (read_dst(state, state->rxbuffer, FIXED_COMM))
1116		return -1;
1117
1118	dst_pio_disable(state);
1119	if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1120		dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1121		return -1;		/*	Checksum failure	*/
1122	}
1123	state->rxbuffer[7] = '\0';
1124
1125	for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1126		if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1127			use_type_flags = p_dst_type->type_flags;
1128			use_dst_type = p_dst_type->dst_type;
1129
1130			/*	Card capabilities	*/
1131			state->dst_hw_cap = p_dst_type->dst_feature;
1132			dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1133			strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1134			/*	Multiple tuners		*/
1135			if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1136				switch (use_dst_type) {
1137				case DST_TYPE_IS_SAT:
1138					/*	STV0299 check	*/
1139					if (dst_check_stv0299(state) < 0) {
1140						dprintk(verbose, DST_ERROR, 1, "Unsupported");
1141						state->tuner_type = TUNER_TYPE_MB86A15;
1142					}
1143					break;
1144				default:
1145					break;
1146				}
1147				if (dst_check_mb86a15(state) < 0)
1148					dprintk(verbose, DST_ERROR, 1, "Unsupported");
1149			/*	Single tuner		*/
1150			} else {
1151				state->tuner_type = p_dst_type->tuner_type;
1152			}
1153			for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1154				if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1155					p_tuner_list->tuner_type == state->tuner_type) {
1156					dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1157						p_dst_type->device_id, p_tuner_list->tuner_name);
1158				}
1159			}
1160			break;
1161		}
1162	}
1163
1164	if (i >= ARRAY_SIZE(dst_tlist)) {
1165		dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1166		dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
1167		use_dst_type = DST_TYPE_IS_SAT;
1168		use_type_flags = DST_TYPE_HAS_SYMDIV;
1169	}
1170	dst_type_print(state, use_dst_type);
1171	state->type_flags = use_type_flags;
1172	state->dst_type = use_dst_type;
1173	dst_type_flags_print(state);
1174
1175	return 0;
1176}
1177
1178static int dst_probe(struct dst_state *state)
1179{
1180	mutex_init(&state->dst_mutex);
1181	if (dst_addons & DST_TYPE_HAS_CA) {
1182		if ((rdc_8820_reset(state)) < 0) {
1183			dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1184			return -1;
1185		}
1186		msleep(4000);
1187	} else {
1188		msleep(100);
1189	}
1190	if ((dst_comm_init(state)) < 0) {
1191		dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1192		return -1;
1193	}
1194	msleep(100);
1195	if (dst_get_device_id(state) < 0) {
1196		dprintk(verbose, DST_ERROR, 1, "unknown device.");
1197		return -1;
1198	}
1199	if (dst_get_mac(state) < 0) {
1200		dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1201	}
1202	if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1203		if (dst_get_tuner_info(state) < 0)
1204			dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1205	}
1206	if (state->type_flags & DST_TYPE_HAS_TS204) {
1207		dst_packsize(state, 204);
1208	}
1209	if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1210		if (dst_fw_ver(state) < 0) {
1211			dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1212			return 0;
1213		}
1214		if (dst_card_type(state) < 0) {
1215			dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1216			return 0;
1217		}
1218		if (dst_get_vendor(state) < 0) {
1219			dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1220			return 0;
1221		}
1222	}
1223
1224	return 0;
1225}
1226
1227int dst_command(struct dst_state *state, u8 *data, u8 len)
1228{
1229	u8 reply;
1230
1231	mutex_lock(&state->dst_mutex);
1232	if ((dst_comm_init(state)) < 0) {
1233		dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1234		goto error;
1235	}
1236	if (write_dst(state, data, len)) {
1237		dprintk(verbose, DST_INFO, 1, "Trying to recover.. ");
1238		if ((dst_error_recovery(state)) < 0) {
1239			dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1240			goto error;
1241		}
1242		goto error;
1243	}
1244	if ((dst_pio_disable(state)) < 0) {
1245		dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1246		goto error;
1247	}
1248	if (state->type_flags & DST_TYPE_HAS_FW_1)
1249		udelay(3000);
1250	if (read_dst(state, &reply, GET_ACK)) {
1251		dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1252		if ((dst_error_recovery(state)) < 0) {
1253			dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1254			goto error;
1255		}
1256		goto error;
1257	}
1258	if (reply != ACK) {
1259		dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1260		goto error;
1261	}
1262	if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1263		goto error;
1264	if (state->type_flags & DST_TYPE_HAS_FW_1)
1265		udelay(3000);
1266	else
1267		udelay(2000);
1268	if (!dst_wait_dst_ready(state, NO_DELAY))
1269		goto error;
1270	if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1271		dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1272		if ((dst_error_recovery(state)) < 0) {
1273			dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1274			goto error;
1275		}
1276		goto error;
1277	}
1278	if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1279		dprintk(verbose, DST_INFO, 1, "checksum failure");
1280		goto error;
1281	}
1282	mutex_unlock(&state->dst_mutex);
1283	return 0;
1284
1285error:
1286	mutex_unlock(&state->dst_mutex);
1287	return -EIO;
1288
1289}
1290EXPORT_SYMBOL(dst_command);
1291
1292static int dst_get_signal(struct dst_state *state)
1293{
1294	int retval;
1295	u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1296	//dprintk("%s: Getting Signal strength and other parameters\n", __FUNCTION__);
1297	if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1298		state->decode_lock = state->decode_strength = state->decode_snr = 0;
1299		return 0;
1300	}
1301	if (0 == (state->diseq_flags & HAS_LOCK)) {
1302		state->decode_lock = state->decode_strength = state->decode_snr = 0;
1303		return 0;
1304	}
1305	if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1306		retval = dst_command(state, get_signal, 8);
1307		if (retval < 0)
1308			return retval;
1309		if (state->dst_type == DST_TYPE_IS_SAT) {
1310			state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1311			state->decode_strength = state->rxbuffer[5] << 8;
1312			state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1313		} else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1314			state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1315			state->decode_strength = state->rxbuffer[4] << 8;
1316			state->decode_snr = state->rxbuffer[3] << 8;
1317		} else if (state->dst_type == DST_TYPE_IS_ATSC) {
1318			state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1319			state->decode_strength = state->rxbuffer[4] << 8;
1320			state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1321		}
1322		state->cur_jiff = jiffies;
1323	}
1324	return 0;
1325}
1326
1327static int dst_tone_power_cmd(struct dst_state *state)
1328{
1329	u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1330
1331	if (state->dst_type != DST_TYPE_IS_SAT)
1332		return -EOPNOTSUPP;
1333	paket[4] = state->tx_tuna[4];
1334	paket[2] = state->tx_tuna[2];
1335	paket[3] = state->tx_tuna[3];
1336	paket[7] = dst_check_sum (paket, 7);
1337	return dst_command(state, paket, 8);
1338}
1339
1340static int dst_get_tuna(struct dst_state *state)
1341{
1342	int retval;
1343
1344	if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1345		return 0;
1346	state->diseq_flags &= ~(HAS_LOCK);
1347	if (!dst_wait_dst_ready(state, NO_DELAY))
1348		return -EIO;
1349	if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1350		!(state->dst_type == DST_TYPE_IS_ATSC))
1351
1352		retval = read_dst(state, state->rx_tuna, 10);
1353	else
1354		retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1355	if (retval < 0) {
1356		dprintk(verbose, DST_DEBUG, 1, "read not successful");
1357		return retval;
1358	}
1359	if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1360		!(state->dst_type == DST_TYPE_IS_CABLE) &&
1361		!(state->dst_type == DST_TYPE_IS_ATSC)) {
1362
1363		if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1364			dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1365			return -EIO;
1366		}
1367	} else {
1368		if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1369			dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1370			return -EIO;
1371		}
1372	}
1373	if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1374		return 0;
1375	if (state->dst_type == DST_TYPE_IS_SAT) {
1376		state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1377	} else {
1378		state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1379	}
1380	state->decode_freq = state->decode_freq * 1000;
1381	state->decode_lock = 1;
1382	state->diseq_flags |= HAS_LOCK;
1383
1384	return 1;
1385}
1386
1387static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1388
1389static int dst_write_tuna(struct dvb_frontend *fe)
1390{
1391	struct dst_state *state = fe->demodulator_priv;
1392	int retval;
1393	u8 reply;
1394
1395	dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1396	state->decode_freq = 0;
1397	state->decode_lock = state->decode_strength = state->decode_snr = 0;
1398	if (state->dst_type == DST_TYPE_IS_SAT) {
1399		if (!(state->diseq_flags & HAS_POWER))
1400			dst_set_voltage(fe, SEC_VOLTAGE_13);
1401	}
1402	state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1403	mutex_lock(&state->dst_mutex);
1404	if ((dst_comm_init(state)) < 0) {
1405		dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1406		goto error;
1407	}
1408//	if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1409	if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1410		(!(state->dst_type == DST_TYPE_IS_ATSC))) {
1411
1412		state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1413		retval = write_dst(state, &state->tx_tuna[0], 10);
1414	} else {
1415		state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1416		retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1417	}
1418	if (retval < 0) {
1419		dst_pio_disable(state);
1420		dprintk(verbose, DST_DEBUG, 1, "write not successful");
1421		goto werr;
1422	}
1423	if ((dst_pio_disable(state)) < 0) {
1424		dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1425		goto error;
1426	}
1427	if ((read_dst(state, &reply, GET_ACK) < 0)) {
1428		dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1429		goto error;
1430	}
1431	if (reply != ACK) {
1432		dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1433		goto error;
1434	}
1435	state->diseq_flags |= ATTEMPT_TUNE;
1436	retval = dst_get_tuna(state);
1437werr:
1438	mutex_unlock(&state->dst_mutex);
1439	return retval;
1440
1441error:
1442	mutex_unlock(&state->dst_mutex);
1443	return -EIO;
1444}
1445
1446/*
1447 * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1448 * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1449 * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1450 * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1451 * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1452 * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1453 * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1454 * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1455 * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1456 * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1457 * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1458 */
1459
1460static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1461{
1462	struct dst_state *state = fe->demodulator_priv;
1463	u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1464
1465	if (state->dst_type != DST_TYPE_IS_SAT)
1466		return -EOPNOTSUPP;
1467	if (cmd->msg_len > 0 && cmd->msg_len < 5)
1468		memcpy(&paket[3], cmd->msg, cmd->msg_len);
1469	else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1470		memcpy(&paket[2], cmd->msg, cmd->msg_len);
1471	else
1472		return -EINVAL;
1473	paket[7] = dst_check_sum(&paket[0], 7);
1474	return dst_command(state, paket, 8);
1475}
1476
1477static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1478{
1479	int need_cmd, retval = 0;
1480	struct dst_state *state = fe->demodulator_priv;
1481
1482	state->voltage = voltage;
1483	if (state->dst_type != DST_TYPE_IS_SAT)
1484		return -EOPNOTSUPP;
1485
1486	need_cmd = 0;
1487
1488	switch (voltage) {
1489	case SEC_VOLTAGE_13:
1490	case SEC_VOLTAGE_18:
1491		if ((state->diseq_flags & HAS_POWER) == 0)
1492			need_cmd = 1;
1493		state->diseq_flags |= HAS_POWER;
1494		state->tx_tuna[4] = 0x01;
1495		break;
1496	case SEC_VOLTAGE_OFF:
1497		need_cmd = 1;
1498		state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1499		state->tx_tuna[4] = 0x00;
1500		break;
1501	default:
1502		return -EINVAL;
1503	}
1504
1505	if (need_cmd)
1506		retval = dst_tone_power_cmd(state);
1507
1508	return retval;
1509}
1510
1511static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1512{
1513	struct dst_state *state = fe->demodulator_priv;
1514
1515	state->tone = tone;
1516	if (state->dst_type != DST_TYPE_IS_SAT)
1517		return -EOPNOTSUPP;
1518
1519	switch (tone) {
1520	case SEC_TONE_OFF:
1521		if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1522		    state->tx_tuna[2] = 0x00;
1523		else
1524		    state->tx_tuna[2] = 0xff;
1525		break;
1526
1527	case SEC_TONE_ON:
1528		state->tx_tuna[2] = 0x02;
1529		break;
1530	default:
1531		return -EINVAL;
1532	}
1533	return dst_tone_power_cmd(state);
1534}
1535
1536static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1537{
1538	struct dst_state *state = fe->demodulator_priv;
1539
1540	if (state->dst_type != DST_TYPE_IS_SAT)
1541		return -EOPNOTSUPP;
1542	state->minicmd = minicmd;
1543	switch (minicmd) {
1544	case SEC_MINI_A:
1545		state->tx_tuna[3] = 0x02;
1546		break;
1547	case SEC_MINI_B:
1548		state->tx_tuna[3] = 0xff;
1549		break;
1550	}
1551	return dst_tone_power_cmd(state);
1552}
1553
1554
1555static int dst_init(struct dvb_frontend *fe)
1556{
1557	struct dst_state *state = fe->demodulator_priv;
1558
1559	static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1560	static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1561	static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1562	static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1563	static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1564	static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1565	static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1566
1567	state->inversion = INVERSION_OFF;
1568	state->voltage = SEC_VOLTAGE_13;
1569	state->tone = SEC_TONE_OFF;
1570	state->diseq_flags = 0;
1571	state->k22 = 0x02;
1572	state->bandwidth = BANDWIDTH_7_MHZ;
1573	state->cur_jiff = jiffies;
1574	if (state->dst_type == DST_TYPE_IS_SAT)
1575		memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1576	else if (state->dst_type == DST_TYPE_IS_TERR)
1577		memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1578	else if (state->dst_type == DST_TYPE_IS_CABLE)
1579		memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1580	else if (state->dst_type == DST_TYPE_IS_ATSC)
1581		memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1582
1583	return 0;
1584}
1585
1586static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1587{
1588	struct dst_state *state = fe->demodulator_priv;
1589
1590	*status = 0;
1591	if (state->diseq_flags & HAS_LOCK) {
1592//		dst_get_signal(state);	// don't require(?) to ask MCU
1593		if (state->decode_lock)
1594			*status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1595	}
1596
1597	return 0;
1598}
1599
1600static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1601{
1602	struct dst_state *state = fe->demodulator_priv;
1603
1604	int retval = dst_get_signal(state);
1605	*strength = state->decode_strength;
1606
1607	return retval;
1608}
1609
1610static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1611{
1612	struct dst_state *state = fe->demodulator_priv;
1613
1614	int retval = dst_get_signal(state);
1615	*snr = state->decode_snr;
1616
1617	return retval;
1618}
1619
1620static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1621{
1622	int retval = -EINVAL;
1623	struct dst_state *state = fe->demodulator_priv;
1624
1625	if (p != NULL) {
1626		retval = dst_set_freq(state, p->frequency);
1627		if(retval != 0)
1628			return retval;
1629		dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1630
1631		if (state->dst_type == DST_TYPE_IS_SAT) {
1632			if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1633				dst_set_inversion(state, p->inversion);
1634			dst_set_fec(state, p->u.qpsk.fec_inner);
1635			dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1636			dst_set_polarization(state);
1637			dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1638
1639		} else if (state->dst_type == DST_TYPE_IS_TERR)
1640			dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1641		else if (state->dst_type == DST_TYPE_IS_CABLE) {
1642			dst_set_fec(state, p->u.qam.fec_inner);
1643			dst_set_symbolrate(state, p->u.qam.symbol_rate);
1644			dst_set_modulation(state, p->u.qam.modulation);
1645		}
1646		retval = dst_write_tuna(fe);
1647	}
1648
1649	return retval;
1650}
1651
1652static int dst_tune_frontend(struct dvb_frontend* fe,
1653			    struct dvb_frontend_parameters* p,
1654			    unsigned int mode_flags,
1655			    int *delay,
1656			    fe_status_t *status)
1657{
1658	struct dst_state *state = fe->demodulator_priv;
1659
1660	if (p != NULL) {
1661		dst_set_freq(state, p->frequency);
1662		dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1663
1664		if (state->dst_type == DST_TYPE_IS_SAT) {
1665			if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1666				dst_set_inversion(state, p->inversion);
1667			dst_set_fec(state, p->u.qpsk.fec_inner);
1668			dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1669			dst_set_polarization(state);
1670			dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1671
1672		} else if (state->dst_type == DST_TYPE_IS_TERR)
1673			dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1674		else if (state->dst_type == DST_TYPE_IS_CABLE) {
1675			dst_set_fec(state, p->u.qam.fec_inner);
1676			dst_set_symbolrate(state, p->u.qam.symbol_rate);
1677			dst_set_modulation(state, p->u.qam.modulation);
1678		}
1679		dst_write_tuna(fe);
1680	}
1681
1682	if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1683		dst_read_status(fe, status);
1684
1685	*delay = HZ/10;
1686	return 0;
1687}
1688
1689static int dst_get_tuning_algo(struct dvb_frontend *fe)
1690{
1691	return dst_algo;
1692}
1693
1694static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1695{
1696	struct dst_state *state = fe->demodulator_priv;
1697
1698	p->frequency = state->decode_freq;
1699	if (state->dst_type == DST_TYPE_IS_SAT) {
1700		if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1701			p->inversion = state->inversion;
1702		p->u.qpsk.symbol_rate = state->symbol_rate;
1703		p->u.qpsk.fec_inner = dst_get_fec(state);
1704	} else if (state->dst_type == DST_TYPE_IS_TERR) {
1705		p->u.ofdm.bandwidth = state->bandwidth;
1706	} else if (state->dst_type == DST_TYPE_IS_CABLE) {
1707		p->u.qam.symbol_rate = state->symbol_rate;
1708		p->u.qam.fec_inner = dst_get_fec(state);
1709		p->u.qam.modulation = dst_get_modulation(state);
1710	}
1711
1712	return 0;
1713}
1714
1715static void dst_release(struct dvb_frontend *fe)
1716{
1717	struct dst_state *state = fe->demodulator_priv;
1718	if (state->dst_ca) {
1719		dvb_unregister_device(state->dst_ca);
1720#ifdef CONFIG_DVB_CORE_ATTACH
1721		symbol_put(dst_ca_attach);
1722#endif
1723	}
1724	kfree(state);
1725}
1726
1727static struct dvb_frontend_ops dst_dvbt_ops;
1728static struct dvb_frontend_ops dst_dvbs_ops;
1729static struct dvb_frontend_ops dst_dvbc_ops;
1730static struct dvb_frontend_ops dst_atsc_ops;
1731
1732struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1733{
1734	/* check if the ASIC is there */
1735	if (dst_probe(state) < 0) {
1736		kfree(state);
1737		return NULL;
1738	}
1739	/* determine settings based on type */
1740	/* create dvb_frontend */
1741	switch (state->dst_type) {
1742	case DST_TYPE_IS_TERR:
1743		memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1744		break;
1745	case DST_TYPE_IS_CABLE:
1746		memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1747		break;
1748	case DST_TYPE_IS_SAT:
1749		memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1750		break;
1751	case DST_TYPE_IS_ATSC:
1752		memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1753		break;
1754	default:
1755		dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1756		kfree(state);
1757		return NULL;
1758	}
1759	state->frontend.demodulator_priv = state;
1760
1761	return state;				/*	Manu (DST is a card not a frontend)	*/
1762}
1763
1764EXPORT_SYMBOL(dst_attach);
1765
1766static struct dvb_frontend_ops dst_dvbt_ops = {
1767
1768	.info = {
1769		.name = "DST DVB-T",
1770		.type = FE_OFDM,
1771		.frequency_min = 137000000,
1772		.frequency_max = 858000000,
1773		.frequency_stepsize = 166667,
1774		.caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1775	},
1776
1777	.release = dst_release,
1778	.init = dst_init,
1779	.tune = dst_tune_frontend,
1780	.set_frontend = dst_set_frontend,
1781	.get_frontend = dst_get_frontend,
1782	.get_frontend_algo = dst_get_tuning_algo,
1783	.read_status = dst_read_status,
1784	.read_signal_strength = dst_read_signal_strength,
1785	.read_snr = dst_read_snr,
1786};
1787
1788static struct dvb_frontend_ops dst_dvbs_ops = {
1789
1790	.info = {
1791		.name = "DST DVB-S",
1792		.type = FE_QPSK,
1793		.frequency_min = 950000,
1794		.frequency_max = 2150000,
1795		.frequency_stepsize = 1000,	/* kHz for QPSK frontends */
1796		.frequency_tolerance = 29500,
1797		.symbol_rate_min = 1000000,
1798		.symbol_rate_max = 45000000,
1799	/*     . symbol_rate_tolerance	=	???,*/
1800		.caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1801	},
1802
1803	.release = dst_release,
1804	.init = dst_init,
1805	.tune = dst_tune_frontend,
1806	.set_frontend = dst_set_frontend,
1807	.get_frontend = dst_get_frontend,
1808	.get_frontend_algo = dst_get_tuning_algo,
1809	.read_status = dst_read_status,
1810	.read_signal_strength = dst_read_signal_strength,
1811	.read_snr = dst_read_snr,
1812	.diseqc_send_burst = dst_send_burst,
1813	.diseqc_send_master_cmd = dst_set_diseqc,
1814	.set_voltage = dst_set_voltage,
1815	.set_tone = dst_set_tone,
1816};
1817
1818static struct dvb_frontend_ops dst_dvbc_ops = {
1819
1820	.info = {
1821		.name = "DST DVB-C",
1822		.type = FE_QAM,
1823		.frequency_stepsize = 62500,
1824		.frequency_min = 51000000,
1825		.frequency_max = 858000000,
1826		.symbol_rate_min = 1000000,
1827		.symbol_rate_max = 45000000,
1828	/*     . symbol_rate_tolerance	=	???,*/
1829		.caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
1830	},
1831
1832	.release = dst_release,
1833	.init = dst_init,
1834	.tune = dst_tune_frontend,
1835	.set_frontend = dst_set_frontend,
1836	.get_frontend = dst_get_frontend,
1837	.get_frontend_algo = dst_get_tuning_algo,
1838	.read_status = dst_read_status,
1839	.read_signal_strength = dst_read_signal_strength,
1840	.read_snr = dst_read_snr,
1841};
1842
1843static struct dvb_frontend_ops dst_atsc_ops = {
1844	.info = {
1845		.name = "DST ATSC",
1846		.type = FE_ATSC,
1847		.frequency_stepsize = 62500,
1848		.frequency_min = 510000000,
1849		.frequency_max = 858000000,
1850		.symbol_rate_min = 1000000,
1851		.symbol_rate_max = 45000000,
1852		.caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1853	},
1854
1855	.release = dst_release,
1856	.init = dst_init,
1857	.tune = dst_tune_frontend,
1858	.set_frontend = dst_set_frontend,
1859	.get_frontend = dst_get_frontend,
1860	.get_frontend_algo = dst_get_tuning_algo,
1861	.read_status = dst_read_status,
1862	.read_signal_strength = dst_read_signal_strength,
1863	.read_snr = dst_read_snr,
1864};
1865
1866MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1867MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1868MODULE_LICENSE("GPL");
1869